diff --git a/build/three.cjs b/build/three.cjs index 8d841faa1a70fd..cab2802e7cdacb 100644 --- a/build/three.cjs +++ b/build/three.cjs @@ -3007,13 +3007,7 @@ const MathUtils = { */ class Vector2 { - /** - * Constructs a new 2D vector. - * - * @param {number} [x=0] - The x value of this vector. - * @param {number} [y=0] - The y value of this vector. - */ - constructor( x = 0, y = 0 ) { + static { /** * This flag can be used for type testing. @@ -3024,6 +3018,16 @@ class Vector2 { */ Vector2.prototype.isVector2 = true; + } + + /** + * Constructs a new 2D vector. + * + * @param {number} [x=0] - The x value of this vector. + * @param {number} [y=0] - The y value of this vector. + */ + constructor( x = 0, y = 0 ) { + /** * The x value of this vector. * @@ -4784,14 +4788,7 @@ class Quaternion { */ class Vector3 { - /** - * Constructs a new 3D vector. - * - * @param {number} [x=0] - The x value of this vector. - * @param {number} [y=0] - The y value of this vector. - * @param {number} [z=0] - The z value of this vector. - */ - constructor( x = 0, y = 0, z = 0 ) { + static { /** * This flag can be used for type testing. @@ -4802,6 +4799,17 @@ class Vector3 { */ Vector3.prototype.isVector3 = true; + } + + /** + * Constructs a new 3D vector. + * + * @param {number} [x=0] - The x value of this vector. + * @param {number} [y=0] - The y value of this vector. + * @param {number} [z=0] - The z value of this vector. + */ + constructor( x = 0, y = 0, z = 0 ) { + /** * The x value of this vector. * @@ -6042,6 +6050,19 @@ const _quaternion$5 = /*@__PURE__*/ new Quaternion(); */ class Matrix3 { + static { + + /** + * This flag can be used for type testing. + * + * @type {boolean} + * @readonly + * @default true + */ + Matrix3.prototype.isMatrix3 = true; + + } + /** * Constructs a new 3x3 matrix. The arguments are supposed to be * in row-major order. If no arguments are provided, the constructor @@ -6059,15 +6080,6 @@ class Matrix3 { */ constructor( n11, n12, n13, n21, n22, n23, n31, n32, n33 ) { - /** - * This flag can be used for type testing. - * - * @type {boolean} - * @readonly - * @default true - */ - Matrix3.prototype.isMatrix3 = true; - /** * A column-major list of matrix values. * @@ -8001,15 +8013,7 @@ Texture.DEFAULT_ANISOTROPY = 1; */ class Vector4 { - /** - * Constructs a new 4D vector. - * - * @param {number} [x=0] - The x value of this vector. - * @param {number} [y=0] - The y value of this vector. - * @param {number} [z=0] - The z value of this vector. - * @param {number} [w=1] - The w value of this vector. - */ - constructor( x = 0, y = 0, z = 0, w = 1 ) { + static { /** * This flag can be used for type testing. @@ -8020,6 +8024,18 @@ class Vector4 { */ Vector4.prototype.isVector4 = true; + } + + /** + * Constructs a new 4D vector. + * + * @param {number} [x=0] - The x value of this vector. + * @param {number} [y=0] - The y value of this vector. + * @param {number} [z=0] - The z value of this vector. + * @param {number} [w=1] - The w value of this vector. + */ + constructor( x = 0, y = 0, z = 0, w = 1 ) { + /** * The x value of this vector. * @@ -9816,6 +9832,19 @@ class WebGL3DRenderTarget extends WebGLRenderTarget { */ class Matrix4 { + static { + + /** + * This flag can be used for type testing. + * + * @type {boolean} + * @readonly + * @default true + */ + Matrix4.prototype.isMatrix4 = true; + + } + /** * Constructs a new 4x4 matrix. The arguments are supposed to be * in row-major order. If no arguments are provided, the constructor @@ -9840,15 +9869,6 @@ class Matrix4 { */ constructor( n11, n12, n13, n14, n21, n22, n23, n24, n31, n32, n33, n34, n41, n42, n43, n44 ) { - /** - * This flag can be used for type testing. - * - * @type {boolean} - * @readonly - * @default true - */ - Matrix4.prototype.isMatrix4 = true; - /** * A column-major list of matrix values. * @@ -13228,11 +13248,7 @@ class Object3D extends EventDispatcher { this.quaternion.copy( source.quaternion ); this.scale.copy( source.scale ); - if ( source.pivot !== null ) { - - this.pivot = source.pivot.clone(); - - } + this.pivot = ( source.pivot !== null ) ? source.pivot.clone() : null; this.matrix.copy( source.matrix ); this.matrixWorld.copy( source.matrixWorld ); @@ -44782,15 +44798,15 @@ class DataTextureLoader extends Loader { texData = scope.parse( buffer ); - } catch ( error ) { + } catch ( e ) { if ( onError !== undefined ) { - onError( error ); + onError( e ); } else { - error( error ); + error( e ); return; } @@ -56169,6 +56185,19 @@ class Cylindrical { */ class Matrix2 { + static { + + /** + * This flag can be used for type testing. + * + * @type {boolean} + * @readonly + * @default true + */ + Matrix2.prototype.isMatrix2 = true; + + } + /** * Constructs a new 2x2 matrix. The arguments are supposed to be * in row-major order. If no arguments are provided, the constructor @@ -56181,15 +56210,6 @@ class Matrix2 { */ constructor( n11, n12, n21, n22 ) { - /** - * This flag can be used for type testing. - * - * @type {boolean} - * @readonly - * @default true - */ - Matrix2.prototype.isMatrix2 = true; - /** * A column-major list of matrix values. * @@ -59561,6 +59581,7 @@ function WebGLAnimation() { if ( isAnimating === true ) return; if ( animationLoop === null ) return; + if ( context === null ) return; requestId = context.requestAnimationFrame( onAnimationFrame ); @@ -59570,7 +59591,7 @@ function WebGLAnimation() { stop: function () { - context.cancelAnimationFrame( requestId ); + if ( context !== null ) context.cancelAnimationFrame( requestId ); isAnimating = false; @@ -74401,7 +74422,11 @@ function WebGLMaterials( renderer, properties ) { function refreshMaterialUniforms( uniforms, material, pixelRatio, height, transmissionRenderTarget ) { - if ( material.isMeshBasicMaterial ) { + if ( material.isNodeMaterial ) { + + material.uniformsNeedUpdate = false; + + } else if ( material.isMeshBasicMaterial ) { refreshUniformsCommon( uniforms, material ); @@ -75096,6 +75121,11 @@ function WebGLUniformsGroups( gl, info, capabilities, state ) { uniform.__data[ 10 ] = value.elements[ 8 ]; uniform.__data[ 11 ] = 0; + } else if ( ArrayBuffer.isView( value ) ) { + + // copy the buffer data using "set" + uniform.__data.set( new value.constructor( value.buffer, value.byteOffset, uniform.__data.length ) ); + } else { value.toArray( uniform.__data, arrayOffset ); @@ -75131,6 +75161,10 @@ function WebGLUniformsGroups( gl, info, capabilities, state ) { cache[ indexString ] = value; + } else if ( ArrayBuffer.isView( value ) ) { + + cache[ indexString ] = value.slice(); + } else { cache[ indexString ] = value.clone(); @@ -75154,6 +75188,11 @@ function WebGLUniformsGroups( gl, info, capabilities, state ) { } + } else if ( ArrayBuffer.isView( value ) ) { + + // always update the array buffers + return true; + } else { if ( cachedObject.equals( value ) === false ) { @@ -75294,6 +75333,11 @@ function WebGLUniformsGroups( gl, info, capabilities, state ) { warn( 'WebGLRenderer: Texture samplers can not be part of an uniforms group.' ); + } else if ( ArrayBuffer.isView( value ) ) { + + info.boundary = 16; + info.storage = value.byteLength; + } else { warn( 'WebGLRenderer: Unsupported uniform value type.', value ); @@ -75630,6 +75674,7 @@ class WebGLRenderer { const _this = this; let _isContextLost = false; + let _nodesHandler = null; // internal state cache @@ -76380,6 +76425,20 @@ class WebGLRenderer { }; + /** + * Sets a compatibility node builder for rendering node materials with WebGLRenderer. + * This enables using TSL (Three.js Shading Language) node materials to prepare + * for migration to WebGPURenderer. + * + * @param {WebGLNodesHandler} nodesHandler - The node builder instance. + */ + this.setNodesHandler = function ( nodesHandler ) { + + nodesHandler.setRenderer( this ); + _nodesHandler = nodesHandler; + + }; + /** * Frees the GPU-related resources allocated by this instance. Call this * method whenever this instance is no longer used in your app. @@ -76940,6 +76999,13 @@ class WebGLRenderer { if ( _isContextLost === true ) return; + // update node builder if available + if ( _nodesHandler !== null ) { + + _nodesHandler.renderStart( scene, camera ); + + } + // use internal render target for HalfFloatType color buffer (only when tone mapping is enabled) const isXRPresenting = xr.enabled === true && xr.isPresenting === true; @@ -77133,6 +77199,12 @@ class WebGLRenderer { } + if ( _nodesHandler !== null ) { + + _nodesHandler.renderEnd(); + + } + }; function projectObject( object, camera, groupOrder, sortObjects ) { @@ -77509,6 +77581,13 @@ class WebGLRenderer { parameters.uniforms = programCache.getUniforms( material ); + // Use node builder for node materials if available + if ( _nodesHandler !== null && material.isNodeMaterial ) { + + _nodesHandler.build( material, object, parameters ); + + } + material.onBeforeCompile( parameters, _this ); program = programCache.acquireProgram( parameters, programCacheKey ); @@ -77774,6 +77853,14 @@ class WebGLRenderer { program = getProgram( material, scene, object ); + // notify the node builder that the program has changed so uniforms and update nodes can + // be cached and triggered. + if ( _nodesHandler && material.isNodeMaterial ) { + + _nodesHandler.onUpdateProgram( material, program, materialProperties ); + + } + } let refreshProgram = false; @@ -78003,7 +78090,7 @@ class WebGLRenderer { // UBOs - if ( material.isShaderMaterial || material.isRawShaderMaterial ) { + if ( material.uniformsGroups !== undefined ) { const groups = material.uniformsGroups; @@ -78579,6 +78666,8 @@ class WebGLRenderer { } + state.activeTexture( _gl.TEXTURE0 ); // see #33153 + _gl.pixelStorei( _gl.UNPACK_FLIP_Y_WEBGL, dstTexture.flipY ); _gl.pixelStorei( _gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL, dstTexture.premultiplyAlpha ); _gl.pixelStorei( _gl.UNPACK_ALIGNMENT, dstTexture.unpackAlignment ); diff --git a/build/three.core.js b/build/three.core.js index 24c360e559783d..b819fee8eee8de 100644 --- a/build/three.core.js +++ b/build/three.core.js @@ -3027,13 +3027,7 @@ const MathUtils = { */ class Vector2 { - /** - * Constructs a new 2D vector. - * - * @param {number} [x=0] - The x value of this vector. - * @param {number} [y=0] - The y value of this vector. - */ - constructor( x = 0, y = 0 ) { + static { /** * This flag can be used for type testing. @@ -3044,6 +3038,16 @@ class Vector2 { */ Vector2.prototype.isVector2 = true; + } + + /** + * Constructs a new 2D vector. + * + * @param {number} [x=0] - The x value of this vector. + * @param {number} [y=0] - The y value of this vector. + */ + constructor( x = 0, y = 0 ) { + /** * The x value of this vector. * @@ -4804,14 +4808,7 @@ class Quaternion { */ class Vector3 { - /** - * Constructs a new 3D vector. - * - * @param {number} [x=0] - The x value of this vector. - * @param {number} [y=0] - The y value of this vector. - * @param {number} [z=0] - The z value of this vector. - */ - constructor( x = 0, y = 0, z = 0 ) { + static { /** * This flag can be used for type testing. @@ -4822,6 +4819,17 @@ class Vector3 { */ Vector3.prototype.isVector3 = true; + } + + /** + * Constructs a new 3D vector. + * + * @param {number} [x=0] - The x value of this vector. + * @param {number} [y=0] - The y value of this vector. + * @param {number} [z=0] - The z value of this vector. + */ + constructor( x = 0, y = 0, z = 0 ) { + /** * The x value of this vector. * @@ -6062,6 +6070,19 @@ const _quaternion$5 = /*@__PURE__*/ new Quaternion(); */ class Matrix3 { + static { + + /** + * This flag can be used for type testing. + * + * @type {boolean} + * @readonly + * @default true + */ + Matrix3.prototype.isMatrix3 = true; + + } + /** * Constructs a new 3x3 matrix. The arguments are supposed to be * in row-major order. If no arguments are provided, the constructor @@ -6079,15 +6100,6 @@ class Matrix3 { */ constructor( n11, n12, n13, n21, n22, n23, n31, n32, n33 ) { - /** - * This flag can be used for type testing. - * - * @type {boolean} - * @readonly - * @default true - */ - Matrix3.prototype.isMatrix3 = true; - /** * A column-major list of matrix values. * @@ -8021,15 +8033,7 @@ Texture.DEFAULT_ANISOTROPY = 1; */ class Vector4 { - /** - * Constructs a new 4D vector. - * - * @param {number} [x=0] - The x value of this vector. - * @param {number} [y=0] - The y value of this vector. - * @param {number} [z=0] - The z value of this vector. - * @param {number} [w=1] - The w value of this vector. - */ - constructor( x = 0, y = 0, z = 0, w = 1 ) { + static { /** * This flag can be used for type testing. @@ -8040,6 +8044,18 @@ class Vector4 { */ Vector4.prototype.isVector4 = true; + } + + /** + * Constructs a new 4D vector. + * + * @param {number} [x=0] - The x value of this vector. + * @param {number} [y=0] - The y value of this vector. + * @param {number} [z=0] - The z value of this vector. + * @param {number} [w=1] - The w value of this vector. + */ + constructor( x = 0, y = 0, z = 0, w = 1 ) { + /** * The x value of this vector. * @@ -9836,6 +9852,19 @@ class WebGL3DRenderTarget extends WebGLRenderTarget { */ class Matrix4 { + static { + + /** + * This flag can be used for type testing. + * + * @type {boolean} + * @readonly + * @default true + */ + Matrix4.prototype.isMatrix4 = true; + + } + /** * Constructs a new 4x4 matrix. The arguments are supposed to be * in row-major order. If no arguments are provided, the constructor @@ -9860,15 +9889,6 @@ class Matrix4 { */ constructor( n11, n12, n13, n14, n21, n22, n23, n24, n31, n32, n33, n34, n41, n42, n43, n44 ) { - /** - * This flag can be used for type testing. - * - * @type {boolean} - * @readonly - * @default true - */ - Matrix4.prototype.isMatrix4 = true; - /** * A column-major list of matrix values. * @@ -13248,11 +13268,7 @@ class Object3D extends EventDispatcher { this.quaternion.copy( source.quaternion ); this.scale.copy( source.scale ); - if ( source.pivot !== null ) { - - this.pivot = source.pivot.clone(); - - } + this.pivot = ( source.pivot !== null ) ? source.pivot.clone() : null; this.matrix.copy( source.matrix ); this.matrixWorld.copy( source.matrixWorld ); @@ -44802,15 +44818,15 @@ class DataTextureLoader extends Loader { texData = scope.parse( buffer ); - } catch ( error ) { + } catch ( e ) { if ( onError !== undefined ) { - onError( error ); + onError( e ); } else { - error( error ); + error( e ); return; } @@ -56189,6 +56205,19 @@ class Cylindrical { */ class Matrix2 { + static { + + /** + * This flag can be used for type testing. + * + * @type {boolean} + * @readonly + * @default true + */ + Matrix2.prototype.isMatrix2 = true; + + } + /** * Constructs a new 2x2 matrix. The arguments are supposed to be * in row-major order. 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n=Math.cos,a=Math.sin,o=n(i/2),h=a(i/2),l=n((e+s)/2),c=a((e+s)/2),u=n((e-s)/2),d=a((e-s)/2),p=n((s-e)/2),m=a((s-e)/2);switch(r){case"XYX":t.set(o*c,h*u,h*d,o*l);break;case"YZY":t.set(h*d,o*c,h*u,o*l);break;case"ZXZ":t.set(h*u,h*d,o*c,o*l);break;case"XZX":t.set(o*c,h*m,h*p,o*l);break;case"YXY":t.set(h*p,o*c,h*m,o*l);break;case"ZYZ":t.set(h*m,h*p,o*c,o*l);break;default:as("MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: "+r)}},normalize:Ms,denormalize:ws};class _s{constructor(t=0,e=0){_s.prototype.isVector2=!0,this.x=t,this.y=e}get width(){return this.x}set width(t){this.x=t}get height(){return this.y}set height(t){this.y=t}set(t,e){return this.x=t,this.y=e,this}setScalar(t){return this.x=t,this.y=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y)}copy(t){return this.x=t.x,this.y=t.y,this}add(t){return this.x+=t.x,this.y+=t.y,this}addScalar(t){return this.x+=t,this.y+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this}subScalar(t){return this.x-=t,this.y-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this}multiply(t){return this.x*=t.x,this.y*=t.y,this}multiplyScalar(t){return this.x*=t,this.y*=t,this}divide(t){return this.x/=t.x,this.y/=t.y,this}divideScalar(t){return this.multiplyScalar(1/t)}applyMatrix3(t){const e=this.x,i=this.y,s=t.elements;return this.x=s[0]*e+s[3]*i+s[6],this.y=s[1]*e+s[4]*i+s[7],this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this}clamp(t,e){return this.x=xs(this.x,t.x,e.x),this.y=xs(this.y,t.y,e.y),this}clampScalar(t,e){return this.x=xs(this.x,t,e),this.y=xs(this.y,t,e),this}clampLength(t,e){const i=this.length();return this.divideScalar(i||1).multiplyScalar(xs(i,t,e))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(t){return this.x*t.x+this.y*t.y}cross(t){return this.x*t.y-this.y*t.x}lengthSq(){return this.x*this.x+this.y*this.y}length(){return Math.sqrt(this.x*this.x+this.y*this.y)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)}normalize(){return this.divideScalar(this.length()||1)}angle(){return Math.atan2(-this.y,-this.x)+Math.PI}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const i=this.dot(t)/e;return Math.acos(xs(i,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,i=this.y-t.y;return e*e+i*i}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this}equals(t){return t.x===this.x&&t.y===this.y}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this}rotateAround(t,e){const i=Math.cos(e),s=Math.sin(e),r=this.x-t.x,n=this.y-t.y;return this.x=r*i-n*s+t.x,this.y=r*s+n*i+t.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class As{constructor(t=0,e=0,i=0,s=1){this.isQuaternion=!0,this._x=t,this._y=e,this._z=i,this._w=s}static slerpFlat(t,e,i,s,r,n,a){let o=i[s+0],h=i[s+1],l=i[s+2],c=i[s+3],u=r[n+0],d=r[n+1],p=r[n+2],m=r[n+3];if(c!==m||o!==u||h!==d||l!==p){let t=o*u+h*d+l*p+c*m;t<0&&(u=-u,d=-d,p=-p,m=-m,t=-t);let e=1-a;if(t<.9995){const i=Math.acos(t),s=Math.sin(i);e=Math.sin(e*i)/s,o=o*e+u*(a=Math.sin(a*i)/s),h=h*e+d*a,l=l*e+p*a,c=c*e+m*a}else{o=o*e+u*a,h=h*e+d*a,l=l*e+p*a,c=c*e+m*a;const t=1/Math.sqrt(o*o+h*h+l*l+c*c);o*=t,h*=t,l*=t,c*=t}}t[e]=o,t[e+1]=h,t[e+2]=l,t[e+3]=c}static multiplyQuaternionsFlat(t,e,i,s,r,n){const a=i[s],o=i[s+1],h=i[s+2],l=i[s+3],c=r[n],u=r[n+1],d=r[n+2],p=r[n+3];return t[e]=a*p+l*c+o*d-h*u,t[e+1]=o*p+l*u+h*c-a*d,t[e+2]=h*p+l*d+a*u-o*c,t[e+3]=l*p-a*c-o*u-h*d,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,i,s){return this._x=t,this._y=e,this._z=i,this._w=s,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e=!0){const i=t._x,s=t._y,r=t._z,n=t._order,a=Math.cos,o=Math.sin,h=a(i/2),l=a(s/2),c=a(r/2),u=o(i/2),d=o(s/2),p=o(r/2);switch(n){case"XYZ":this._x=u*l*c+h*d*p,this._y=h*d*c-u*l*p,this._z=h*l*p+u*d*c,this._w=h*l*c-u*d*p;break;case"YXZ":this._x=u*l*c+h*d*p,this._y=h*d*c-u*l*p,this._z=h*l*p-u*d*c,this._w=h*l*c+u*d*p;break;case"ZXY":this._x=u*l*c-h*d*p,this._y=h*d*c+u*l*p,this._z=h*l*p+u*d*c,this._w=h*l*c-u*d*p;break;case"ZYX":this._x=u*l*c-h*d*p,this._y=h*d*c+u*l*p,this._z=h*l*p-u*d*c,this._w=h*l*c+u*d*p;break;case"YZX":this._x=u*l*c+h*d*p,this._y=h*d*c+u*l*p,this._z=h*l*p-u*d*c,this._w=h*l*c-u*d*p;break;case"XZY":this._x=u*l*c-h*d*p,this._y=h*d*c-u*l*p,this._z=h*l*p+u*d*c,this._w=h*l*c+u*d*p;break;default:as("Quaternion: .setFromEuler() encountered an unknown order: "+n)}return!0===e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const i=e/2,s=Math.sin(i);return this._x=t.x*s,this._y=t.y*s,this._z=t.z*s,this._w=Math.cos(i),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,i=e[0],s=e[4],r=e[8],n=e[1],a=e[5],o=e[9],h=e[2],l=e[6],c=e[10],u=i+a+c;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(l-o)*t,this._y=(r-h)*t,this._z=(n-s)*t}else if(i>a&&i>c){const t=2*Math.sqrt(1+i-a-c);this._w=(l-o)/t,this._x=.25*t,this._y=(s+n)/t,this._z=(r+h)/t}else if(a>c){const t=2*Math.sqrt(1+a-i-c);this._w=(r-h)/t,this._x=(s+n)/t,this._y=.25*t,this._z=(o+l)/t}else{const t=2*Math.sqrt(1+c-i-a);this._w=(n-s)/t,this._x=(r+h)/t,this._y=(o+l)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let i=t.dot(e)+1;return i<1e-8?(i=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=i):(this._x=0,this._y=-t.z,this._z=t.y,this._w=i)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=i),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(xs(this.dot(t),-1,1)))}rotateTowards(t,e){const i=this.angleTo(t);if(0===i)return this;const s=Math.min(1,e/i);return this.slerp(t,s),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t){return this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const i=t._x,s=t._y,r=t._z,n=t._w,a=e._x,o=e._y,h=e._z,l=e._w;return this._x=i*l+n*a+s*h-r*o,this._y=s*l+n*o+r*a-i*h,this._z=r*l+n*h+i*o-s*a,this._w=n*l-i*a-s*o-r*h,this._onChangeCallback(),this}slerp(t,e){let i=t._x,s=t._y,r=t._z,n=t._w,a=this.dot(t);a<0&&(i=-i,s=-s,r=-r,n=-n,a=-a);let o=1-e;if(a<.9995){const t=Math.acos(a),h=Math.sin(t);o=Math.sin(o*t)/h,e=Math.sin(e*t)/h,this._x=this._x*o+i*e,this._y=this._y*o+s*e,this._z=this._z*o+r*e,this._w=this._w*o+n*e,this._onChangeCallback()}else this._x=this._x*o+i*e,this._y=this._y*o+s*e,this._z=this._z*o+r*e,this._w=this._w*o+n*e,this.normalize();return this}slerpQuaternions(t,e,i){return this.copy(t).slerp(e,i)}random(){const t=2*Math.PI*Math.random(),e=2*Math.PI*Math.random(),i=Math.random(),s=Math.sqrt(1-i),r=Math.sqrt(i);return this.set(s*Math.sin(t),s*Math.cos(t),r*Math.sin(e),r*Math.cos(e))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class Ts{constructor(t=0,e=0,i=0){Ts.prototype.isVector3=!0,this.x=t,this.y=e,this.z=i}set(t,e,i){return void 0===i&&(i=this.z),this.x=t,this.y=e,this.z=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return this.applyQuaternion(Cs.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(Cs.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,i=this.y,s=this.z,r=t.elements;return this.x=r[0]*e+r[3]*i+r[6]*s,this.y=r[1]*e+r[4]*i+r[7]*s,this.z=r[2]*e+r[5]*i+r[8]*s,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,i=this.y,s=this.z,r=t.elements,n=1/(r[3]*e+r[7]*i+r[11]*s+r[15]);return this.x=(r[0]*e+r[4]*i+r[8]*s+r[12])*n,this.y=(r[1]*e+r[5]*i+r[9]*s+r[13])*n,this.z=(r[2]*e+r[6]*i+r[10]*s+r[14])*n,this}applyQuaternion(t){const e=this.x,i=this.y,s=this.z,r=t.x,n=t.y,a=t.z,o=t.w,h=2*(n*s-a*i),l=2*(a*e-r*s),c=2*(r*i-n*e);return this.x=e+o*h+n*c-a*l,this.y=i+o*l+a*h-r*c,this.z=s+o*c+r*l-n*h,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,i=this.y,s=this.z,r=t.elements;return this.x=r[0]*e+r[4]*i+r[8]*s,this.y=r[1]*e+r[5]*i+r[9]*s,this.z=r[2]*e+r[6]*i+r[10]*s,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=xs(this.x,t.x,e.x),this.y=xs(this.y,t.y,e.y),this.z=xs(this.z,t.z,e.z),this}clampScalar(t,e){return this.x=xs(this.x,t,e),this.y=xs(this.y,t,e),this.z=xs(this.z,t,e),this}clampLength(t,e){const i=this.length();return this.divideScalar(i||1).multiplyScalar(xs(i,t,e))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this.z=t.z+(e.z-t.z)*i,this}cross(t){return this.crossVectors(this,t)}crossVectors(t,e){const i=t.x,s=t.y,r=t.z,n=e.x,a=e.y,o=e.z;return this.x=s*o-r*a,this.y=r*n-i*o,this.z=i*a-s*n,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const i=t.dot(this)/e;return this.copy(t).multiplyScalar(i)}projectOnPlane(t){return zs.copy(this).projectOnVector(t),this.sub(zs)}reflect(t){return this.sub(zs.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const i=this.dot(t)/e;return Math.acos(xs(i,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,i=this.y-t.y,s=this.z-t.z;return e*e+i*i+s*s}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,i){const s=Math.sin(e)*t;return this.x=s*Math.sin(i),this.y=Math.cos(e)*t,this.z=s*Math.cos(i),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,i){return this.x=t*Math.sin(e),this.y=i,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),i=this.setFromMatrixColumn(t,1).length(),s=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=i,this.z=s,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=Math.random()*Math.PI*2,e=2*Math.random()-1,i=Math.sqrt(1-e*e);return this.x=i*Math.cos(t),this.y=e,this.z=i*Math.sin(t),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const zs=new Ts,Cs=new As;class Is{constructor(t,e,i,s,r,n,a,o,h){Is.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],void 0!==t&&this.set(t,e,i,s,r,n,a,o,h)}set(t,e,i,s,r,n,a,o,h){const l=this.elements;return l[0]=t,l[1]=s,l[2]=a,l[3]=e,l[4]=r,l[5]=o,l[6]=i,l[7]=n,l[8]=h,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){const e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],this}extractBasis(t,e,i){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),i.setFromMatrix3Column(this,2),this}setFromMatrix4(t){const e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const i=t.elements,s=e.elements,r=this.elements,n=i[0],a=i[3],o=i[6],h=i[1],l=i[4],c=i[7],u=i[2],d=i[5],p=i[8],m=s[0],y=s[3],g=s[6],f=s[1],x=s[4],b=s[7],v=s[2],w=s[5],M=s[8];return r[0]=n*m+a*f+o*v,r[3]=n*y+a*x+o*w,r[6]=n*g+a*b+o*M,r[1]=h*m+l*f+c*v,r[4]=h*y+l*x+c*w,r[7]=h*g+l*b+c*M,r[2]=u*m+d*f+p*v,r[5]=u*y+d*x+p*w,r[8]=u*g+d*b+p*M,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this}determinant(){const t=this.elements,e=t[0],i=t[1],s=t[2],r=t[3],n=t[4],a=t[5],o=t[6],h=t[7],l=t[8];return e*n*l-e*a*h-i*r*l+i*a*o+s*r*h-s*n*o}invert(){const t=this.elements,e=t[0],i=t[1],s=t[2],r=t[3],n=t[4],a=t[5],o=t[6],h=t[7],l=t[8],c=l*n-a*h,u=a*o-l*r,d=h*r-n*o,p=e*c+i*u+s*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const m=1/p;return t[0]=c*m,t[1]=(s*h-l*i)*m,t[2]=(a*i-s*n)*m,t[3]=u*m,t[4]=(l*e-s*o)*m,t[5]=(s*r-a*e)*m,t[6]=d*m,t[7]=(i*o-h*e)*m,t[8]=(n*e-i*r)*m,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,i,s,r,n,a){const o=Math.cos(r),h=Math.sin(r);return this.set(i*o,i*h,-i*(o*n+h*a)+n+t,-s*h,s*o,-s*(-h*n+o*a)+a+e,0,0,1),this}scale(t,e){return this.premultiply(Bs.makeScale(t,e)),this}rotate(t){return this.premultiply(Bs.makeRotation(-t)),this}translate(t,e){return this.premultiply(Bs.makeTranslation(t,e)),this}makeTranslation(t,e){return t.isVector2?this.set(1,0,t.x,0,1,t.y,0,0,1):this.set(1,0,t,0,1,e,0,0,1),this}makeRotation(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,i,e,0,0,0,1),this}makeScale(t,e){return this.set(t,0,0,0,e,0,0,0,1),this}equals(t){const e=this.elements,i=t.elements;for(let t=0;t<9;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t,e=0){for(let i=0;i<9;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t}clone(){return(new this.constructor).fromArray(this.elements)}}const Bs=new Is,ks=(new Is).set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),Os=(new Is).set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function Ps(){const t={enabled:!0,workingColorSpace:ii,spaces:{},convert:function(t,e,i){return!1!==this.enabled&&e!==i&&e&&i?(this.spaces[e].transfer===ri&&(t.r=Ns(t.r),t.g=Ns(t.g),t.b=Ns(t.b)),this.spaces[e].primaries!==this.spaces[i].primaries&&(t.applyMatrix3(this.spaces[e].toXYZ),t.applyMatrix3(this.spaces[i].fromXYZ)),this.spaces[i].transfer===ri&&(t.r=Vs(t.r),t.g=Vs(t.g),t.b=Vs(t.b)),t):t},workingToColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},colorSpaceToWorking:function(t,e){return this.convert(t,e,this.workingColorSpace)},getPrimaries:function(t){return this.spaces[t].primaries},getTransfer:function(t){return""===t?si:this.spaces[t].transfer},getToneMappingMode:function(t){return this.spaces[t].outputColorSpaceConfig.toneMappingMode||"standard"},getLuminanceCoefficients:function(t,e=this.workingColorSpace){return t.fromArray(this.spaces[e].luminanceCoefficients)},define:function(t){Object.assign(this.spaces,t)},_getMatrix:function(t,e,i){return t.copy(this.spaces[e].toXYZ).multiply(this.spaces[i].fromXYZ)},_getDrawingBufferColorSpace:function(t){return this.spaces[t].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(t=this.workingColorSpace){return this.spaces[t].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(e,i){return hs("ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),t.workingToColorSpace(e,i)},toWorkingColorSpace:function(e,i){return hs("ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),t.colorSpaceToWorking(e,i)}},e=[.64,.33,.3,.6,.15,.06],i=[.2126,.7152,.0722],s=[.3127,.329];return t.define({[ii]:{primaries:e,whitePoint:s,transfer:si,toXYZ:ks,fromXYZ:Os,luminanceCoefficients:i,workingColorSpaceConfig:{unpackColorSpace:ei},outputColorSpaceConfig:{drawingBufferColorSpace:ei}},[ei]:{primaries:e,whitePoint:s,transfer:ri,toXYZ:ks,fromXYZ:Os,luminanceCoefficients:i,outputColorSpaceConfig:{drawingBufferColorSpace:ei}}}),t}const Rs=Ps();function Ns(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function Vs(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}let Es;class Fs{static getDataURL(t,e="image/png"){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;let i;if(t instanceof HTMLCanvasElement)i=t;else{void 0===Es&&(Es=Qi("canvas")),Es.width=t.width,Es.height=t.height;const e=Es.getContext("2d");t instanceof ImageData?e.putImageData(t,0,0):e.drawImage(t,0,0,t.width,t.height),i=Es}return i.toDataURL(e)}static sRGBToLinear(t){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const e=Qi("canvas");e.width=t.width,e.height=t.height;const i=e.getContext("2d");i.drawImage(t,0,0,t.width,t.height);const s=i.getImageData(0,0,t.width,t.height),r=s.data;for(let t=0;t1),this.pmremVersion=0}get width(){return this.source.getSize(Us).x}get height(){return this.source.getSize(Us).y}get depth(){return this.source.getSize(Us).z}get image(){return this.source.data}set image(t){this.source.data=t}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}clone(){return(new this.constructor).copy(this)}copy(t){return this.name=t.name,this.source=t.source,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.channel=t.channel,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.colorSpace=t.colorSpace,this.renderTarget=t.renderTarget,this.isRenderTargetTexture=t.isRenderTargetTexture,this.isArrayTexture=t.isArrayTexture,this.userData=JSON.parse(JSON.stringify(t.userData)),this.needsUpdate=!0,this}setValues(t){for(const e in t){const i=t[e];if(void 0===i){as(`Texture.setValues(): parameter '${e}' has value of undefined.`);continue}const s=this[e];void 0!==s?s&&i&&s.isVector2&&i.isVector2||s&&i&&s.isVector3&&i.isVector3||s&&i&&s.isMatrix3&&i.isMatrix3?s.copy(i):this[e]=i:as(`Texture.setValues(): property '${e}' does not exist.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];const i={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(t).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(i.userData=this.userData),e||(t.textures[this.uuid]=i),i}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(this.mapping!==ht)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case mt:t.x=t.x-Math.floor(t.x);break;case yt:t.x=t.x<0?0:1;break;case gt:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case mt:t.y=t.y-Math.floor(t.y);break;case yt:t.y=t.y<0?0:1;break;case gt:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(t){!0===t&&this.pmremVersion++}}qs.DEFAULT_IMAGE=null,qs.DEFAULT_MAPPING=ht,qs.DEFAULT_ANISOTROPY=1;class Js{constructor(t=0,e=0,i=0,s=1){Js.prototype.isVector4=!0,this.x=t,this.y=e,this.z=i,this.w=s}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,i,s){return this.x=t,this.y=e,this.z=i,this.w=s,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,i=this.y,s=this.z,r=this.w,n=t.elements;return this.x=n[0]*e+n[4]*i+n[8]*s+n[12]*r,this.y=n[1]*e+n[5]*i+n[9]*s+n[13]*r,this.z=n[2]*e+n[6]*i+n[10]*s+n[14]*r,this.w=n[3]*e+n[7]*i+n[11]*s+n[15]*r,this}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this.w/=t.w,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,i,s,r;const n=.01,a=.1,o=t.elements,h=o[0],l=o[4],c=o[8],u=o[1],d=o[5],p=o[9],m=o[2],y=o[6],g=o[10];if(Math.abs(l-u)o&&t>f?tf?o1);this.dispose()}this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)}clone(){return(new this.constructor).copy(this)}copy(t){this.width=t.width,this.height=t.height,this.depth=t.depth,this.scissor.copy(t.scissor),this.scissorTest=t.scissorTest,this.viewport.copy(t.viewport),this.textures.length=0;for(let e=0,i=t.textures.length;e>>0}enable(t){this.mask|=1<1){for(let t=0;t1){for(let t=0;t0&&(s.userData=this.userData),s.layers=this.layers.mask,s.matrix=this.matrix.toArray(),s.up=this.up.toArray(),null!==this.pivot&&(s.pivot=this.pivot.toArray()),!1===this.matrixAutoUpdate&&(s.matrixAutoUpdate=!1),void 0!==this.morphTargetDictionary&&(s.morphTargetDictionary=Object.assign({},this.morphTargetDictionary)),void 0!==this.morphTargetInfluences&&(s.morphTargetInfluences=this.morphTargetInfluences.slice()),this.isInstancedMesh&&(s.type="InstancedMesh",s.count=this.count,s.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(s.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(s.type="BatchedMesh",s.perObjectFrustumCulled=this.perObjectFrustumCulled,s.sortObjects=this.sortObjects,s.drawRanges=this._drawRanges,s.reservedRanges=this._reservedRanges,s.geometryInfo=this._geometryInfo.map(t=>({...t,boundingBox:t.boundingBox?t.boundingBox.toJSON():void 0,boundingSphere:t.boundingSphere?t.boundingSphere.toJSON():void 0})),s.instanceInfo=this._instanceInfo.map(t=>({...t})),s.availableInstanceIds=this._availableInstanceIds.slice(),s.availableGeometryIds=this._availableGeometryIds.slice(),s.nextIndexStart=this._nextIndexStart,s.nextVertexStart=this._nextVertexStart,s.geometryCount=this._geometryCount,s.maxInstanceCount=this._maxInstanceCount,s.maxVertexCount=this._maxVertexCount,s.maxIndexCount=this._maxIndexCount,s.geometryInitialized=this._geometryInitialized,s.matricesTexture=this._matricesTexture.toJSON(t),s.indirectTexture=this._indirectTexture.toJSON(t),null!==this._colorsTexture&&(s.colorsTexture=this._colorsTexture.toJSON(t)),null!==this.boundingSphere&&(s.boundingSphere=this.boundingSphere.toJSON()),null!==this.boundingBox&&(s.boundingBox=this.boundingBox.toJSON())),this.isScene)this.background&&(this.background.isColor?s.background=this.background.toJSON():this.background.isTexture&&(s.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(s.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){s.geometry=r(t.geometries,this.geometry);const e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){const i=e.shapes;if(Array.isArray(i))for(let e=0,s=i.length;e0){s.children=[];for(let e=0;e0){s.animations=[];for(let e=0;e0&&(i.geometries=e),s.length>0&&(i.materials=s),r.length>0&&(i.textures=r),a.length>0&&(i.images=a),o.length>0&&(i.shapes=o),h.length>0&&(i.skeletons=h),l.length>0&&(i.animations=l),c.length>0&&(i.nodes=c)}return i.object=s,i;function n(t){const e=[];for(const i in t){const s=t[i];delete s.metadata,e.push(s)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),null!==t.pivot&&(this.pivot=t.pivot.clone()),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.static=t.static,this.animations=t.animations.slice(),this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;eo+l?(h.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!h.inputState.pinching&&a<=o-l&&(h.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==o&&t.gripSpace&&(r=e.getPose(t.gripSpace,i),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1,o.eventsEnabled&&o.dispatchEvent({type:"gripUpdated",data:t,target:this})));null!==a&&(s=e.getPose(t.targetRaySpace,i),null===s&&null!==r&&(s=r),null!==s&&(a.matrix.fromArray(s.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),a.matrixWorldNeedsUpdate=!0,s.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(s.linearVelocity)):a.hasLinearVelocity=!1,s.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(s.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(zr)))}return null!==a&&(a.visible=null!==s),null!==o&&(o.visible=null!==r),null!==h&&(h.visible=null!==n),this}_getHandJoint(t,e){if(void 0===t.joints[e.jointName]){const i=new Tr;i.matrixAutoUpdate=!1,i.visible=!1,t.joints[e.jointName]=i,t.add(i)}return t.joints[e.jointName]}}const Ir={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},Br={h:0,s:0,l:0},kr={h:0,s:0,l:0};function Or(t,e,i){return i<0&&(i+=1),i>1&&(i-=1),i<1/6?t+6*(e-t)*i:i<.5?e:i<2/3?t+6*(e-t)*(2/3-i):t}class Pr{constructor(t,e,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,e,i)}set(t,e,i){if(void 0===e&&void 0===i){const e=t;e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e)}else this.setRGB(t,e,i);return this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e=ei){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,Rs.colorSpaceToWorking(this,e),this}setRGB(t,e,i,s=Rs.workingColorSpace){return this.r=t,this.g=e,this.b=i,Rs.colorSpaceToWorking(this,s),this}setHSL(t,e,i,s=Rs.workingColorSpace){if(t=bs(t,1),e=xs(e,0,1),i=xs(i,0,1),0===e)this.r=this.g=this.b=i;else{const s=i<=.5?i*(1+e):i+e-i*e,r=2*i-s;this.r=Or(r,s,t+1/3),this.g=Or(r,s,t),this.b=Or(r,s,t-1/3)}return Rs.colorSpaceToWorking(this,s),this}setStyle(t,e=ei){function i(e){void 0!==e&&parseFloat(e)<1&&as("Color: Alpha component of "+t+" will be ignored.")}let s;if(s=/^(\w+)\(([^\)]*)\)/.exec(t)){let r;const n=s[1],a=s[2];switch(n){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,e);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,e);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,e);break;default:as("Color: Unknown color model "+t)}}else if(s=/^\#([A-Fa-f\d]+)$/.exec(t)){const i=s[1],r=i.length;if(3===r)return this.setRGB(parseInt(i.charAt(0),16)/15,parseInt(i.charAt(1),16)/15,parseInt(i.charAt(2),16)/15,e);if(6===r)return this.setHex(parseInt(i,16),e);as("Color: Invalid hex color "+t)}else if(t&&t.length>0)return this.setColorName(t,e);return this}setColorName(t,e=ei){const i=Ir[t.toLowerCase()];return void 0!==i?this.setHex(i,e):as("Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=Ns(t.r),this.g=Ns(t.g),this.b=Ns(t.b),this}copyLinearToSRGB(t){return this.r=Vs(t.r),this.g=Vs(t.g),this.b=Vs(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=ei){return Rs.workingToColorSpace(Rr.copy(this),t),65536*Math.round(xs(255*Rr.r,0,255))+256*Math.round(xs(255*Rr.g,0,255))+Math.round(xs(255*Rr.b,0,255))}getHexString(t=ei){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e=Rs.workingColorSpace){Rs.workingToColorSpace(Rr.copy(this),e);const i=Rr.r,s=Rr.g,r=Rr.b,n=Math.max(i,s,r),a=Math.min(i,s,r);let o,h;const l=(a+n)/2;if(a===n)o=0,h=0;else{const t=n-a;switch(h=l<=.5?t/(n+a):t/(2-n-a),n){case i:o=(s-r)/t+(s0&&(e.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(e.object.backgroundIntensity=this.backgroundIntensity),e.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(e.object.environmentIntensity=this.environmentIntensity),e.object.environmentRotation=this.environmentRotation.toArray(),e}}const Fr=new Ts,Lr=new Ts,jr=new Ts,Dr=new Ts,Wr=new Ts,Ur=new Ts,qr=new Ts,Jr=new Ts,Xr=new Ts,Yr=new Ts,Hr=new Js,Zr=new Js,Gr=new Js;class $r{constructor(t=new Ts,e=new Ts,i=new Ts){this.a=t,this.b=e,this.c=i}static getNormal(t,e,i,s){s.subVectors(i,e),Fr.subVectors(t,e),s.cross(Fr);const r=s.lengthSq();return r>0?s.multiplyScalar(1/Math.sqrt(r)):s.set(0,0,0)}static getBarycoord(t,e,i,s,r){Fr.subVectors(s,e),Lr.subVectors(i,e),jr.subVectors(t,e);const n=Fr.dot(Fr),a=Fr.dot(Lr),o=Fr.dot(jr),h=Lr.dot(Lr),l=Lr.dot(jr),c=n*h-a*a;if(0===c)return r.set(0,0,0),null;const u=1/c,d=(h*o-a*l)*u,p=(n*l-a*o)*u;return r.set(1-d-p,p,d)}static containsPoint(t,e,i,s){return null!==this.getBarycoord(t,e,i,s,Dr)&&(Dr.x>=0&&Dr.y>=0&&Dr.x+Dr.y<=1)}static getInterpolation(t,e,i,s,r,n,a,o){return null===this.getBarycoord(t,e,i,s,Dr)?(o.x=0,o.y=0,"z"in o&&(o.z=0),"w"in o&&(o.w=0),null):(o.setScalar(0),o.addScaledVector(r,Dr.x),o.addScaledVector(n,Dr.y),o.addScaledVector(a,Dr.z),o)}static getInterpolatedAttribute(t,e,i,s,r,n){return Hr.setScalar(0),Zr.setScalar(0),Gr.setScalar(0),Hr.fromBufferAttribute(t,e),Zr.fromBufferAttribute(t,i),Gr.fromBufferAttribute(t,s),n.setScalar(0),n.addScaledVector(Hr,r.x),n.addScaledVector(Zr,r.y),n.addScaledVector(Gr,r.z),n}static isFrontFacing(t,e,i,s){return Fr.subVectors(i,e),Lr.subVectors(t,e),Fr.cross(Lr).dot(s)<0}set(t,e,i){return this.a.copy(t),this.b.copy(e),this.c.copy(i),this}setFromPointsAndIndices(t,e,i,s){return this.a.copy(t[e]),this.b.copy(t[i]),this.c.copy(t[s]),this}setFromAttributeAndIndices(t,e,i,s){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,i),this.c.fromBufferAttribute(t,s),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return Fr.subVectors(this.c,this.b),Lr.subVectors(this.a,this.b),.5*Fr.cross(Lr).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return $r.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return $r.getBarycoord(t,this.a,this.b,this.c,e)}getInterpolation(t,e,i,s,r){return $r.getInterpolation(t,this.a,this.b,this.c,e,i,s,r)}containsPoint(t){return $r.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return $r.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const i=this.a,s=this.b,r=this.c;let n,a;Wr.subVectors(s,i),Ur.subVectors(r,i),Jr.subVectors(t,i);const o=Wr.dot(Jr),h=Ur.dot(Jr);if(o<=0&&h<=0)return e.copy(i);Xr.subVectors(t,s);const l=Wr.dot(Xr),c=Ur.dot(Xr);if(l>=0&&c<=l)return e.copy(s);const u=o*c-l*h;if(u<=0&&o>=0&&l<=0)return n=o/(o-l),e.copy(i).addScaledVector(Wr,n);Yr.subVectors(t,r);const d=Wr.dot(Yr),p=Ur.dot(Yr);if(p>=0&&d<=p)return e.copy(r);const m=d*h-o*p;if(m<=0&&h>=0&&p<=0)return a=h/(h-p),e.copy(i).addScaledVector(Ur,a);const y=l*p-d*c;if(y<=0&&c-l>=0&&d-p>=0)return qr.subVectors(r,s),a=(c-l)/(c-l+(d-p)),e.copy(s).addScaledVector(qr,a);const g=1/(y+m+u);return n=m*g,a=u*g,e.copy(i).addScaledVector(Wr,n).addScaledVector(Ur,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}class Qr{constructor(t=new Ts(1/0,1/0,1/0),e=new Ts(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){this.makeEmpty();for(let e=0,i=t.length;e=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y&&t.z>=this.min.z&&t.z<=this.max.z}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y&&t.max.z>=this.min.z&&t.min.z<=this.max.z}intersectsSphere(t){return this.clampPoint(t.center,tn),tn.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,i;return t.normal.x>0?(e=t.normal.x*this.min.x,i=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,i=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,i+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,i+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,i+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,i+=t.normal.z*this.min.z),e<=-t.constant&&i>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(ln),cn.subVectors(this.max,ln),sn.subVectors(t.a,ln),rn.subVectors(t.b,ln),nn.subVectors(t.c,ln),an.subVectors(rn,sn),on.subVectors(nn,rn),hn.subVectors(sn,nn);let e=[0,-an.z,an.y,0,-on.z,on.y,0,-hn.z,hn.y,an.z,0,-an.x,on.z,0,-on.x,hn.z,0,-hn.x,-an.y,an.x,0,-on.y,on.x,0,-hn.y,hn.x,0];return!!pn(e,sn,rn,nn,cn)&&(e=[1,0,0,0,1,0,0,0,1],!!pn(e,sn,rn,nn,cn)&&(un.crossVectors(an,on),e=[un.x,un.y,un.z],pn(e,sn,rn,nn,cn)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,tn).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radius=.5*this.getSize(tn).length()),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(Kr[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),Kr[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),Kr[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),Kr[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),Kr[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),Kr[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),Kr[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),Kr[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(Kr)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}toJSON(){return{min:this.min.toArray(),max:this.max.toArray()}}fromJSON(t){return this.min.fromArray(t.min),this.max.fromArray(t.max),this}}const Kr=[new Ts,new Ts,new Ts,new Ts,new Ts,new Ts,new Ts,new Ts],tn=new Ts,en=new Qr,sn=new Ts,rn=new Ts,nn=new Ts,an=new Ts,on=new Ts,hn=new Ts,ln=new Ts,cn=new Ts,un=new Ts,dn=new Ts;function pn(t,e,i,s,r){for(let n=0,a=t.length-3;n<=a;n+=3){dn.fromArray(t,n);const a=r.x*Math.abs(dn.x)+r.y*Math.abs(dn.y)+r.z*Math.abs(dn.z),o=e.dot(dn),h=i.dot(dn),l=s.dot(dn);if(Math.max(-Math.max(o,h,l),Math.min(o,h,l))>a)return!1}return!0}const mn=yn();function yn(){const t=new ArrayBuffer(4),e=new Float32Array(t),i=new Uint32Array(t),s=new Uint32Array(512),r=new Uint32Array(512);for(let t=0;t<256;++t){const e=t-127;e<-27?(s[t]=0,s[256|t]=32768,r[t]=24,r[256|t]=24):e<-14?(s[t]=1024>>-e-14,s[256|t]=1024>>-e-14|32768,r[t]=-e-1,r[256|t]=-e-1):e<=15?(s[t]=e+15<<10,s[256|t]=e+15<<10|32768,r[t]=13,r[256|t]=13):e<128?(s[t]=31744,s[256|t]=64512,r[t]=24,r[256|t]=24):(s[t]=31744,s[256|t]=64512,r[t]=13,r[256|t]=13)}const n=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let t=1;t<1024;++t){let e=t<<13,i=0;for(;!(8388608&e);)e<<=1,i-=8388608;e&=-8388609,i+=947912704,n[t]=e|i}for(let t=1024;t<2048;++t)n[t]=939524096+(t-1024<<13);for(let t=1;t<31;++t)a[t]=t<<23;a[31]=1199570944,a[32]=2147483648;for(let t=33;t<63;++t)a[t]=2147483648+(t-32<<23);a[63]=3347054592;for(let t=1;t<64;++t)32!==t&&(o[t]=1024);return{floatView:e,uint32View:i,baseTable:s,shiftTable:r,mantissaTable:n,exponentTable:a,offsetTable:o}}function gn(t){Math.abs(t)>65504&&as("DataUtils.toHalfFloat(): Value out of range."),t=xs(t,-65504,65504),mn.floatView[0]=t;const e=mn.uint32View[0],i=e>>23&511;return mn.baseTable[i]+((8388607&e)>>mn.shiftTable[i])}function fn(t){const e=t>>10;return mn.uint32View[0]=mn.mantissaTable[mn.offsetTable[e]+(1023&t)]+mn.exponentTable[e],mn.floatView[0]}class xn{static toHalfFloat(t){return gn(t)}static fromHalfFloat(t){return fn(t)}}const bn=new Ts,vn=new _s;let wn=0;class Mn{constructor(t,e,i=!1){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:wn++}),this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=i,this.usage=Oi,this.updateRanges=[],this.gpuType=Pt,this.version=0}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this.gpuType=t.gpuType,this}copyAt(t,e,i){t*=this.itemSize,i*=e.itemSize;for(let s=0,r=this.itemSize;sthis.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;Pn.subVectors(t,this.center);const e=Pn.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),i=.5*(t-this.radius);this.center.addScaledVector(Pn,i/t),this.radius+=i}return this}union(t){return t.isEmpty()?this:this.isEmpty()?(this.copy(t),this):(!0===this.center.equals(t.center)?this.radius=Math.max(this.radius,t.radius):(Rn.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(Pn.copy(t.center).add(Rn)),this.expandByPoint(Pn.copy(t.center).sub(Rn))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(t){return this.radius=t.radius,this.center.fromArray(t.center),this}}let Vn=0;const En=new Qs,Fn=new Ar,Ln=new Ts,jn=new Qr,Dn=new Qr,Wn=new Ts;class Un extends ds{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:Vn++}),this.uuid=fs(),this.name="",this.type="BufferGeometry",this.index=null,this.indirect=null,this.indirectOffset=0,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(t){return Array.isArray(t)?this.index=new(function(t){for(let e=t.length-1;e>=0;--e)if(t[e]>=65535)return!0;return!1}(t)?In:zn)(t,1):this.index=t,this}setIndirect(t,e=0){return this.indirect=t,this.indirectOffset=e,this}getIndirect(){return this.indirect}getAttribute(t){return this.attributes[t]}setAttribute(t,e){return this.attributes[t]=e,this}deleteAttribute(t){return delete this.attributes[t],this}hasAttribute(t){return void 0!==this.attributes[t]}addGroup(t,e,i=0){this.groups.push({start:t,count:e,materialIndex:i})}clearGroups(){this.groups=[]}setDrawRange(t,e){this.drawRange.start=t,this.drawRange.count=e}applyMatrix4(t){const e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);const i=this.attributes.normal;if(void 0!==i){const e=(new Is).getNormalMatrix(t);i.applyNormalMatrix(e),i.needsUpdate=!0}const s=this.attributes.tangent;return void 0!==s&&(s.transformDirection(t),s.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(t){return En.makeRotationFromQuaternion(t),this.applyMatrix4(En),this}rotateX(t){return En.makeRotationX(t),this.applyMatrix4(En),this}rotateY(t){return En.makeRotationY(t),this.applyMatrix4(En),this}rotateZ(t){return En.makeRotationZ(t),this.applyMatrix4(En),this}translate(t,e,i){return En.makeTranslation(t,e,i),this.applyMatrix4(En),this}scale(t,e,i){return En.makeScale(t,e,i),this.applyMatrix4(En),this}lookAt(t){return Fn.lookAt(t),Fn.updateMatrix(),this.applyMatrix4(Fn.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Ln).negate(),this.translate(Ln.x,Ln.y,Ln.z),this}setFromPoints(t){const e=this.getAttribute("position");if(void 0===e){const e=[];for(let i=0,s=t.length;ie.count&&as("BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),e.needsUpdate=!0}return this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new Qr);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return os("BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),void this.boundingBox.set(new Ts(-1/0,-1/0,-1/0),new Ts(1/0,1/0,1/0));if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let t=0,i=e.length;t0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const i in e)void 0!==e[i]&&(t[i]=e[i]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const i=this.attributes;for(const e in i){const s=i[e];t.data.attributes[e]=s.toJSON(t.data)}const s={};let r=!1;for(const e in this.morphAttributes){const i=this.morphAttributes[e],n=[];for(let e=0,s=i.length;e0&&(s[e]=n,r=!0)}r&&(t.data.morphAttributes=s,t.data.morphTargetsRelative=this.morphTargetsRelative);const n=this.groups;n.length>0&&(t.data.groups=JSON.parse(JSON.stringify(n)));const a=this.boundingSphere;return null!==a&&(t.data.boundingSphere=a.toJSON()),t}clone(){return(new this.constructor).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const i=t.index;null!==i&&this.setIndex(i.clone());const s=t.attributes;for(const t in s){const i=s[t];this.setAttribute(t,i.clone(e))}const r=t.morphAttributes;for(const t in r){const i=[],s=r[t];for(let t=0,r=s.length;t0!=t>0&&this.version++,this._alphaTest=t}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const i=t[e];if(void 0===i){as(`Material: parameter '${e}' has value of undefined.`);continue}const s=this[e];void 0!==s?s&&s.isColor?s.set(i):s&&s.isVector3&&i&&i.isVector3?s.copy(i):this[e]=i:as(`Material: '${e}' is not a property of THREE.${this.type}.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const i={metadata:{version:4.7,type:"Material",generator:"Material.toJSON"}};function s(t){const e=[];for(const i in t){const s=t[i];delete s.metadata,e.push(s)}return e}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),this.color&&this.color.isColor&&(i.color=this.color.getHex()),void 0!==this.roughness&&(i.roughness=this.roughness),void 0!==this.metalness&&(i.metalness=this.metalness),void 0!==this.sheen&&(i.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(i.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(i.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(i.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(i.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(i.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(i.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(i.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(i.shininess=this.shininess),void 0!==this.clearcoat&&(i.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(i.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(i.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(i.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(i.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,i.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.sheenColorMap&&this.sheenColorMap.isTexture&&(i.sheenColorMap=this.sheenColorMap.toJSON(t).uuid),this.sheenRoughnessMap&&this.sheenRoughnessMap.isTexture&&(i.sheenRoughnessMap=this.sheenRoughnessMap.toJSON(t).uuid),void 0!==this.dispersion&&(i.dispersion=this.dispersion),void 0!==this.iridescence&&(i.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(i.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(i.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(i.iridescenceMap=this.iridescenceMap.toJSON(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(i.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).uuid),void 0!==this.anisotropy&&(i.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(i.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(i.anisotropyMap=this.anisotropyMap.toJSON(t).uuid),this.map&&this.map.isTexture&&(i.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(i.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(i.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(i.lightMap=this.lightMap.toJSON(t).uuid,i.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(i.aoMap=this.aoMap.toJSON(t).uuid,i.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(i.bumpMap=this.bumpMap.toJSON(t).uuid,i.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(i.normalMap=this.normalMap.toJSON(t).uuid,i.normalMapType=this.normalMapType,i.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(i.displacementMap=this.displacementMap.toJSON(t).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(i.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(i.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(i.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(i.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(i.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(i.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(i.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(i.combine=this.combine)),void 0!==this.envMapRotation&&(i.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(i.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(i.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(i.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(i.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(i.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(i.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(i.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(i.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(i.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(i.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(i.size=this.size),null!==this.shadowSide&&(i.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(i.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(i.blending=this.blending),0!==this.side&&(i.side=this.side),!0===this.vertexColors&&(i.vertexColors=!0),this.opacity<1&&(i.opacity=this.opacity),!0===this.transparent&&(i.transparent=!0),204!==this.blendSrc&&(i.blendSrc=this.blendSrc),205!==this.blendDst&&(i.blendDst=this.blendDst),100!==this.blendEquation&&(i.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(i.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(i.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(i.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(i.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(i.blendAlpha=this.blendAlpha),3!==this.depthFunc&&(i.depthFunc=this.depthFunc),!1===this.depthTest&&(i.depthTest=this.depthTest),!1===this.depthWrite&&(i.depthWrite=this.depthWrite),!1===this.colorWrite&&(i.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(i.stencilWriteMask=this.stencilWriteMask),519!==this.stencilFunc&&(i.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(i.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(i.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==li&&(i.stencilFail=this.stencilFail),this.stencilZFail!==li&&(i.stencilZFail=this.stencilZFail),this.stencilZPass!==li&&(i.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(i.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(i.rotation=this.rotation),!0===this.polygonOffset&&(i.polygonOffset=!0),0!==this.polygonOffsetFactor&&(i.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(i.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(i.linewidth=this.linewidth),void 0!==this.dashSize&&(i.dashSize=this.dashSize),void 0!==this.gapSize&&(i.gapSize=this.gapSize),void 0!==this.scale&&(i.scale=this.scale),!0===this.dithering&&(i.dithering=!0),this.alphaTest>0&&(i.alphaTest=this.alphaTest),!0===this.alphaHash&&(i.alphaHash=!0),!0===this.alphaToCoverage&&(i.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(i.premultipliedAlpha=!0),!0===this.forceSinglePass&&(i.forceSinglePass=!0),!1===this.allowOverride&&(i.allowOverride=!1),!0===this.wireframe&&(i.wireframe=!0),this.wireframeLinewidth>1&&(i.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(i.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(i.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(i.flatShading=!0),!1===this.visible&&(i.visible=!1),!1===this.toneMapped&&(i.toneMapped=!1),!1===this.fog&&(i.fog=!1),Object.keys(this.userData).length>0&&(i.userData=this.userData),e){const e=s(t.textures),r=s(t.images);e.length>0&&(i.textures=e),r.length>0&&(i.images=r)}return i}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.blendColor.copy(t.blendColor),this.blendAlpha=t.blendAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let i=null;if(null!==e){const t=e.length;i=new Array(t);for(let s=0;s!==t;++s)i[s]=e[s].clone()}return this.clippingPlanes=i,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaHash=t.alphaHash,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.forceSinglePass=t.forceSinglePass,this.allowOverride=t.allowOverride,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}}class Gn extends Zn{constructor(t){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new Pr(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.alphaMap=t.alphaMap,this.rotation=t.rotation,this.sizeAttenuation=t.sizeAttenuation,this.fog=t.fog,this}}const $n=new Ts,Qn=new Ts,Kn=new Ts,ta=new _s,ea=new _s,ia=new Qs,sa=new Ts,ra=new Ts,na=new Ts,aa=new _s,oa=new _s,ha=new _s;class la extends Ar{constructor(t=new Gn){if(super(),this.isSprite=!0,this.type="Sprite",void 0===Yn){Yn=new Un;const t=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),e=new qn(t,5);Yn.setIndex([0,1,2,0,2,3]),Yn.setAttribute("position",new Xn(e,3,0,!1)),Yn.setAttribute("uv",new Xn(e,2,3,!1))}this.geometry=Yn,this.material=t,this.center=new _s(.5,.5),this.count=1}raycast(t,e){null===t.camera&&os('Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),Qn.setFromMatrixScale(this.matrixWorld),ia.copy(t.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(t.camera.matrixWorldInverse,this.matrixWorld),Kn.setFromMatrixPosition(this.modelViewMatrix),t.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&Qn.multiplyScalar(-Kn.z);const i=this.material.rotation;let s,r;0!==i&&(r=Math.cos(i),s=Math.sin(i));const n=this.center;ca(sa.set(-.5,-.5,0),Kn,n,Qn,s,r),ca(ra.set(.5,-.5,0),Kn,n,Qn,s,r),ca(na.set(.5,.5,0),Kn,n,Qn,s,r),aa.set(0,0),oa.set(1,0),ha.set(1,1);let a=t.ray.intersectTriangle(sa,ra,na,!1,$n);if(null===a&&(ca(ra.set(-.5,.5,0),Kn,n,Qn,s,r),oa.set(0,1),a=t.ray.intersectTriangle(sa,na,ra,!1,$n),null===a))return;const o=t.ray.origin.distanceTo($n);ot.far||e.push({distance:o,point:$n.clone(),uv:$r.getInterpolation($n,sa,ra,na,aa,oa,ha,new _s),face:null,object:this})}copy(t,e){return super.copy(t,e),void 0!==t.center&&this.center.copy(t.center),this.material=t.material,this}}function ca(t,e,i,s,r,n){ta.subVectors(t,i).addScalar(.5).multiply(s),void 0!==r?(ea.x=n*ta.x-r*ta.y,ea.y=r*ta.x+n*ta.y):ea.copy(ta),t.copy(e),t.x+=ea.x,t.y+=ea.y,t.applyMatrix4(ia)}const ua=new Ts,da=new Ts;class pa extends Ar{constructor(){super(),this.isLOD=!0,this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}copy(t){super.copy(t,!1);const e=t.levels;for(let t=0,i=e.length;t0){let i,s;for(i=1,s=e.length;i0){ua.setFromMatrixPosition(this.matrixWorld);const i=t.ray.origin.distanceTo(ua);this.getObjectForDistance(i).raycast(t,e)}}update(t){const e=this.levels;if(e.length>1){ua.setFromMatrixPosition(t.matrixWorld),da.setFromMatrixPosition(this.matrixWorld);const i=ua.distanceTo(da)/t.zoom;let s,r;for(e[0].object.visible=!0,s=1,r=e.length;s=t))break;e[s-1].object.visible=!1,e[s].object.visible=!0}for(this._currentLevel=s-1;s0)if(c=n*o-a,u=n*a-o,p=r*l,c>=0)if(u>=-p)if(u<=p){const t=1/l;c*=t,u*=t,d=c*(c+n*u+2*a)+u*(n*c+u+2*o)+h}else u=r,c=Math.max(0,-(n*u+a)),d=-c*c+u*(u+2*o)+h;else u=-r,c=Math.max(0,-(n*u+a)),d=-c*c+u*(u+2*o)+h;else u<=-p?(c=Math.max(0,-(-n*r+a)),u=c>0?-r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+h):u<=p?(c=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+h):(c=Math.max(0,-(n*r+a)),u=c>0?r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+h);else u=n>0?-r:r,c=Math.max(0,-(n*u+a)),d=-c*c+u*(u+2*o)+h;return i&&i.copy(this.origin).addScaledVector(this.direction,c),s&&s.copy(ya).addScaledVector(ga,u),d}intersectSphere(t,e){ma.subVectors(t.center,this.origin);const i=ma.dot(this.direction),s=ma.dot(ma)-i*i,r=t.radius*t.radius;if(s>r)return null;const n=Math.sqrt(r-s),a=i-n,o=i+n;return o<0?null:a<0?this.at(o,e):this.at(a,e)}intersectsSphere(t){return!(t.radius<0)&&this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const i=-(this.origin.dot(t.normal)+t.constant)/e;return i>=0?i:null}intersectPlane(t,e){const i=this.distanceToPlane(t);return null===i?null:this.at(i,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;return t.normal.dot(this.direction)*e<0}intersectBox(t,e){let i,s,r,n,a,o;const h=1/this.direction.x,l=1/this.direction.y,c=1/this.direction.z,u=this.origin;return h>=0?(i=(t.min.x-u.x)*h,s=(t.max.x-u.x)*h):(i=(t.max.x-u.x)*h,s=(t.min.x-u.x)*h),l>=0?(r=(t.min.y-u.y)*l,n=(t.max.y-u.y)*l):(r=(t.max.y-u.y)*l,n=(t.min.y-u.y)*l),i>n||r>s?null:((r>i||isNaN(i))&&(i=r),(n=0?(a=(t.min.z-u.z)*c,o=(t.max.z-u.z)*c):(a=(t.max.z-u.z)*c,o=(t.min.z-u.z)*c),i>o||a>s?null:((a>i||i!=i)&&(i=a),(o=0?i:s,e)))}intersectsBox(t){return null!==this.intersectBox(t,ma)}intersectTriangle(t,e,i,s,r){xa.subVectors(e,t),ba.subVectors(i,t),va.crossVectors(xa,ba);let n,a=this.direction.dot(va);if(a>0){if(s)return null;n=1}else{if(!(a<0))return null;n=-1,a=-a}fa.subVectors(this.origin,t);const o=n*this.direction.dot(ba.crossVectors(fa,ba));if(o<0)return null;const h=n*this.direction.dot(xa.cross(fa));if(h<0)return null;if(o+h>a)return null;const l=-n*fa.dot(va);return l<0?null:this.at(l/a,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class Ma extends Zn{constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Pr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new hr,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}const Sa=new Qs,_a=new wa,Aa=new Nn,Ta=new Ts,za=new Ts,Ca=new Ts,Ia=new Ts,Ba=new Ts,ka=new Ts,Oa=new Ts,Pa=new Ts;class Ra extends Ar{constructor(t=new Un,e=new Ma){super(),this.isMesh=!0,this.type="Mesh",this.geometry=t,this.material=e,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.count=1,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),void 0!==t.morphTargetInfluences&&(this.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}updateMorphTargets(){const t=this.geometry.morphAttributes,e=Object.keys(t);if(e.length>0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;t(t.far-t.near)**2)return}Sa.copy(r).invert(),_a.copy(t.ray).applyMatrix4(Sa),null!==i.boundingBox&&!1===_a.intersectsBox(i.boundingBox)||this._computeIntersections(t,e,_a)}}_computeIntersections(t,e,i){let s;const r=this.geometry,n=this.material,a=r.index,o=r.attributes.position,h=r.attributes.uv,l=r.attributes.uv1,c=r.attributes.normal,u=r.groups,d=r.drawRange;if(null!==a)if(Array.isArray(n))for(let r=0,o=u.length;ri.far?null:{distance:l,point:Pa.clone(),object:t}}(t,e,i,s,za,Ca,Ia,Oa);if(c){const t=new Ts;$r.getBarycoord(Oa,za,Ca,Ia,t),r&&(c.uv=$r.getInterpolatedAttribute(r,o,h,l,t,new _s)),n&&(c.uv1=$r.getInterpolatedAttribute(n,o,h,l,t,new _s)),a&&(c.normal=$r.getInterpolatedAttribute(a,o,h,l,t,new Ts),c.normal.dot(s.direction)>0&&c.normal.multiplyScalar(-1));const e={a:o,b:h,c:l,normal:new Ts,materialIndex:0};$r.getNormal(za,Ca,Ia,e.normal),c.face=e,c.barycoord=t}return c}const Va=new Js,Ea=new Js,Fa=new Js,La=new Js,ja=new Qs,Da=new Ts,Wa=new Nn,Ua=new Qs,qa=new wa;class Ja extends Ra{constructor(t,e){super(t,e),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=at,this.bindMatrix=new Qs,this.bindMatrixInverse=new Qs,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const t=this.geometry;null===this.boundingBox&&(this.boundingBox=new Qr),this.boundingBox.makeEmpty();const e=t.getAttribute("position");for(let t=0;t1?null:e.copy(t.start).addScaledVector(i,r)}intersectsLine(t){const e=this.distanceToPoint(t.start),i=this.distanceToPoint(t.end);return e<0&&i>0||i<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const i=e||ho.getNormalMatrix(t),s=this.coplanarPoint(ao).applyMatrix4(t),r=this.normal.applyMatrix3(i).normalize();return this.constant=-s.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const co=new Nn,uo=new _s(.5,.5),po=new Ts;class mo{constructor(t=new lo,e=new lo,i=new lo,s=new lo,r=new lo,n=new lo){this.planes=[t,e,i,s,r,n]}set(t,e,i,s,r,n){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(i),a[3].copy(s),a[4].copy(r),a[5].copy(n),this}copy(t){const e=this.planes;for(let i=0;i<6;i++)e[i].copy(t.planes[i]);return this}setFromProjectionMatrix(t,e=2e3,i=!1){const s=this.planes,r=t.elements,n=r[0],a=r[1],o=r[2],h=r[3],l=r[4],c=r[5],u=r[6],d=r[7],p=r[8],m=r[9],y=r[10],g=r[11],f=r[12],x=r[13],b=r[14],v=r[15];if(s[0].setComponents(h-n,d-l,g-p,v-f).normalize(),s[1].setComponents(h+n,d+l,g+p,v+f).normalize(),s[2].setComponents(h+a,d+c,g+m,v+x).normalize(),s[3].setComponents(h-a,d-c,g-m,v-x).normalize(),i)s[4].setComponents(o,u,y,b).normalize(),s[5].setComponents(h-o,d-u,g-y,v-b).normalize();else if(s[4].setComponents(h-o,d-u,g-y,v-b).normalize(),e===Ui)s[5].setComponents(h+o,d+u,g+y,v+b).normalize();else{if(e!==qi)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+e);s[5].setComponents(o,u,y,b).normalize()}return this}intersectsObject(t){if(void 0!==t.boundingSphere)null===t.boundingSphere&&t.computeBoundingSphere(),co.copy(t.boundingSphere).applyMatrix4(t.matrixWorld);else{const e=t.geometry;null===e.boundingSphere&&e.computeBoundingSphere(),co.copy(e.boundingSphere).applyMatrix4(t.matrixWorld)}return this.intersectsSphere(co)}intersectsSprite(t){co.center.set(0,0,0);const e=uo.distanceTo(t.center);return co.radius=.7071067811865476+e,co.applyMatrix4(t.matrixWorld),this.intersectsSphere(co)}intersectsSphere(t){const e=this.planes,i=t.center,s=-t.radius;for(let t=0;t<6;t++){if(e[t].distanceToPoint(i)0?t.max.x:t.min.x,po.y=s.normal.y>0?t.max.y:t.min.y,po.z=s.normal.z>0?t.max.z:t.min.z,s.distanceToPoint(po)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let i=0;i<6;i++)if(e[i].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}const yo=new Qs,go=new mo;class fo{constructor(){this.coordinateSystem=Ui}intersectsObject(t,e){if(!e.isArrayCamera||0===e.cameras.length)return!1;for(let i=0;i=r.length&&r.push({start:-1,count:-1,z:-1,index:-1});const a=r[this.index];n.push(a),this.index++,a.start=t,a.count=e,a.z=i,a.index=s}reset(){this.list.length=0,this.index=0}}const Mo=new Qs,So=new Pr(1,1,1),_o=new mo,Ao=new fo,To=new Qr,zo=new Nn,Co=new Ts,Io=new Ts,Bo=new Ts,ko=new wo,Oo=new Ra,Po=[];function Ro(t,e,i=0){const s=e.itemSize;if(t.isInterleavedBufferAttribute||t.array.constructor!==e.array.constructor){const r=t.count;for(let n=0;n65535?new Uint32Array(s):new Uint16Array(s);e.setIndex(new Mn(t,1))}this._geometryInitialized=!0}}_validateGeometry(t){const e=this.geometry;if(Boolean(t.getIndex())!==Boolean(e.getIndex()))throw new Error('THREE.BatchedMesh: All geometries must consistently have "index".');for(const i in e.attributes){if(!t.hasAttribute(i))throw new Error(`THREE.BatchedMesh: Added geometry missing "${i}". All geometries must have consistent attributes.`);const s=t.getAttribute(i),r=e.getAttribute(i);if(s.itemSize!==r.itemSize||s.normalized!==r.normalized)throw new Error("THREE.BatchedMesh: All attributes must have a consistent itemSize and normalized value.")}}validateInstanceId(t){const e=this._instanceInfo;if(t<0||t>=e.length||!1===e[t].active)throw new Error(`THREE.BatchedMesh: Invalid instanceId ${t}. Instance is either out of range or has been deleted.`)}validateGeometryId(t){const e=this._geometryInfo;if(t<0||t>=e.length||!1===e[t].active)throw new Error(`THREE.BatchedMesh: Invalid geometryId ${t}. Geometry is either out of range or has been deleted.`)}setCustomSort(t){return this.customSort=t,this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new Qr);const t=this.boundingBox,e=this._instanceInfo;t.makeEmpty();for(let i=0,s=e.length;i=this.maxInstanceCount&&0===this._availableInstanceIds.length)throw new Error("THREE.BatchedMesh: Maximum item count reached.");const e={visible:!0,active:!0,geometryIndex:t};let i=null;this._availableInstanceIds.length>0?(this._availableInstanceIds.sort(xo),i=this._availableInstanceIds.shift(),this._instanceInfo[i]=e):(i=this._instanceInfo.length,this._instanceInfo.push(e));const s=this._matricesTexture;Mo.identity().toArray(s.image.data,16*i),s.needsUpdate=!0;const r=this._colorsTexture;return r&&(So.toArray(r.image.data,4*i),r.needsUpdate=!0),this._visibilityChanged=!0,i}addGeometry(t,e=-1,i=-1){this._initializeGeometry(t),this._validateGeometry(t);const s={vertexStart:-1,vertexCount:-1,reservedVertexCount:-1,indexStart:-1,indexCount:-1,reservedIndexCount:-1,start:-1,count:-1,boundingBox:null,boundingSphere:null,active:!0},r=this._geometryInfo;s.vertexStart=this._nextVertexStart,s.reservedVertexCount=-1===e?t.getAttribute("position").count:e;const n=t.getIndex();if(null!==n&&(s.indexStart=this._nextIndexStart,s.reservedIndexCount=-1===i?n.count:i),-1!==s.indexStart&&s.indexStart+s.reservedIndexCount>this._maxIndexCount||s.vertexStart+s.reservedVertexCount>this._maxVertexCount)throw new Error("THREE.BatchedMesh: Reserved space request exceeds the maximum buffer size.");let a;return this._availableGeometryIds.length>0?(this._availableGeometryIds.sort(xo),a=this._availableGeometryIds.shift(),r[a]=s):(a=this._geometryCount,this._geometryCount++,r.push(s)),this.setGeometryAt(a,t),this._nextIndexStart=s.indexStart+s.reservedIndexCount,this._nextVertexStart=s.vertexStart+s.reservedVertexCount,a}setGeometryAt(t,e){if(t>=this._geometryCount)throw new Error("THREE.BatchedMesh: Maximum geometry count reached.");this._validateGeometry(e);const i=this.geometry,s=null!==i.getIndex(),r=i.getIndex(),n=e.getIndex(),a=this._geometryInfo[t];if(s&&n.count>a.reservedIndexCount||e.attributes.position.count>a.reservedVertexCount)throw new Error("THREE.BatchedMesh: Reserved space not large enough for provided geometry.");const o=a.vertexStart,h=a.reservedVertexCount;a.vertexCount=e.getAttribute("position").count;for(const t in i.attributes){const s=e.getAttribute(t),r=i.getAttribute(t);Ro(s,r,o);const n=s.itemSize;for(let t=s.count,e=h;t=e.length||!1===e[t].active)return this;const i=this._instanceInfo;for(let e=0,s=i.length;ee).sort((t,e)=>i[t].vertexStart-i[e].vertexStart),r=this.geometry;for(let n=0,a=i.length;n=this._geometryCount)return null;const i=this.geometry,s=this._geometryInfo[t];if(null===s.boundingBox){const t=new Qr,e=i.index,r=i.attributes.position;for(let i=s.start,n=s.start+s.count;i=this._geometryCount)return null;const i=this.geometry,s=this._geometryInfo[t];if(null===s.boundingSphere){const e=new Nn;this.getBoundingBoxAt(t,To),To.getCenter(e.center);const r=i.index,n=i.attributes.position;let a=0;for(let t=s.start,i=s.start+s.count;tt.active);if(Math.max(...i.map(t=>t.vertexStart+t.reservedVertexCount))>t)throw new Error(`BatchedMesh: Geometry vertex values are being used outside the range ${e}. Cannot shrink further.`);if(this.geometry.index){if(Math.max(...i.map(t=>t.indexStart+t.reservedIndexCount))>e)throw new Error(`BatchedMesh: Geometry index values are being used outside the range ${e}. Cannot shrink further.`)}const s=this.geometry;s.dispose(),this._maxVertexCount=t,this._maxIndexCount=e,this._geometryInitialized&&(this._geometryInitialized=!1,this.geometry=new Un,this._initializeGeometry(s));const r=this.geometry;s.index&&No(s.index.array,r.index.array);for(const t in s.attributes)No(s.attributes[t].array,r.attributes[t].array)}raycast(t,e){const i=this._instanceInfo,s=this._geometryInfo,r=this.matrixWorld,n=this.geometry;Oo.material=this.material,Oo.geometry.index=n.index,Oo.geometry.attributes=n.attributes,null===Oo.geometry.boundingBox&&(Oo.geometry.boundingBox=new Qr),null===Oo.geometry.boundingSphere&&(Oo.geometry.boundingSphere=new Nn);for(let n=0,a=i.length;n({...t,boundingBox:null!==t.boundingBox?t.boundingBox.clone():null,boundingSphere:null!==t.boundingSphere?t.boundingSphere.clone():null})),this._instanceInfo=t._instanceInfo.map(t=>({...t})),this._availableInstanceIds=t._availableInstanceIds.slice(),this._availableGeometryIds=t._availableGeometryIds.slice(),this._nextIndexStart=t._nextIndexStart,this._nextVertexStart=t._nextVertexStart,this._geometryCount=t._geometryCount,this._maxInstanceCount=t._maxInstanceCount,this._maxVertexCount=t._maxVertexCount,this._maxIndexCount=t._maxIndexCount,this._geometryInitialized=t._geometryInitialized,this._multiDrawCounts=t._multiDrawCounts.slice(),this._multiDrawStarts=t._multiDrawStarts.slice(),this._indirectTexture=t._indirectTexture.clone(),this._indirectTexture.image.data=this._indirectTexture.image.data.slice(),this._matricesTexture=t._matricesTexture.clone(),this._matricesTexture.image.data=this._matricesTexture.image.data.slice(),null!==this._colorsTexture&&(this._colorsTexture=t._colorsTexture.clone(),this._colorsTexture.image.data=this._colorsTexture.image.data.slice()),this}dispose(){this.geometry.dispose(),this._matricesTexture.dispose(),this._matricesTexture=null,this._indirectTexture.dispose(),this._indirectTexture=null,null!==this._colorsTexture&&(this._colorsTexture.dispose(),this._colorsTexture=null)}onBeforeRender(t,e,i,s,r){if(!this._visibilityChanged&&!this.perObjectFrustumCulled&&!this.sortObjects)return;const n=s.getIndex();let a=null===n?1:n.array.BYTES_PER_ELEMENT,o=1;r.wireframe&&(o=2,a=s.attributes.position.count>65535?4:2);const h=this._instanceInfo,l=this._multiDrawStarts,c=this._multiDrawCounts,u=this._geometryInfo,d=this.perObjectFrustumCulled,p=this._indirectTexture,m=p.image.data,y=i.isArrayCamera?Ao:_o;d&&!i.isArrayCamera&&(Mo.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse).multiply(this.matrixWorld),_o.setFromProjectionMatrix(Mo,i.coordinateSystem,i.reversedDepth));let g=0;if(this.sortObjects){Mo.copy(this.matrixWorld).invert(),Co.setFromMatrixPosition(i.matrixWorld).applyMatrix4(Mo),Io.set(0,0,-1).transformDirection(i.matrixWorld).transformDirection(Mo);for(let t=0,e=h.length;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;ts)return;Uo.applyMatrix4(t.matrixWorld);const h=e.ray.origin.distanceTo(Uo);return he.far?void 0:{distance:h,point:qo.clone().applyMatrix4(t.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:t}}const Yo=new Ts,Ho=new Ts;class Zo extends Jo{constructor(t,e){super(t,e),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,i=[];for(let t=0,s=e.count;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;tr.far)return;n.push({distance:h,distanceToRay:Math.sqrt(o),point:i,index:e,face:null,faceIndex:null,barycoord:null,object:a})}}class rh extends qs{constructor(t,e,i,s,r=1006,n=1006,a,o,h){super(t,e,i,s,r,n,a,o,h),this.isVideoTexture=!0,this.generateMipmaps=!1,this._requestVideoFrameCallbackId=0;const l=this;"requestVideoFrameCallback"in t&&(this._requestVideoFrameCallbackId=t.requestVideoFrameCallback(function e(){l.needsUpdate=!0,l._requestVideoFrameCallbackId=t.requestVideoFrameCallback(e)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const t=this.image;!1==="requestVideoFrameCallback"in t&&t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}dispose(){0!==this._requestVideoFrameCallbackId&&(this.source.data.cancelVideoFrameCallback(this._requestVideoFrameCallbackId),this._requestVideoFrameCallbackId=0),super.dispose()}}class nh extends rh{constructor(t,e,i,s,r,n,a,o){super({},t,e,i,s,r,n,a,o),this.isVideoFrameTexture=!0}update(){}clone(){return(new this.constructor).copy(this)}setFrame(t){this.image=t,this.needsUpdate=!0}}class ah extends qs{constructor(t,e){super({width:t,height:e}),this.isFramebufferTexture=!0,this.magFilter=ft,this.minFilter=ft,this.generateMipmaps=!1,this.needsUpdate=!0}}class oh extends qs{constructor(t,e,i,s,r,n,a,o,h,l,c,u){super(null,n,a,o,h,l,s,r,c,u),this.isCompressedTexture=!0,this.image={width:e,height:i},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}class hh extends oh{constructor(t,e,i,s,r,n){super(t,e,i,r,n),this.isCompressedArrayTexture=!0,this.image.depth=s,this.wrapR=yt,this.layerUpdates=new Set}addLayerUpdate(t){this.layerUpdates.add(t)}clearLayerUpdates(){this.layerUpdates.clear()}}class lh extends oh{constructor(t,e,i){super(void 0,t[0].width,t[0].height,e,i,lt),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=t}}class ch extends qs{constructor(t=[],e=301,i,s,r,n,a,o,h,l){super(t,e,i,s,r,n,a,o,h,l),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}class uh extends qs{constructor(t,e,i,s,r,n,a,o,h){super(t,e,i,s,r,n,a,o,h),this.isCanvasTexture=!0,this.needsUpdate=!0}}class dh extends qs{constructor(t,e,i=1014,s,r,n,a=1003,o=1003,h,l=1026,c=1){if(l!==Ut&&1027!==l)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");super({width:t,height:e,depth:c},s,r,n,a,o,l,i,h),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(t){return super.copy(t),this.source=new js(Object.assign({},t.image)),this.compareFunction=t.compareFunction,this}toJSON(t){const e=super.toJSON(t);return null!==this.compareFunction&&(e.compareFunction=this.compareFunction),e}}class ph extends dh{constructor(t,e=1014,i=301,s,r,n=1003,a=1003,o,h=1026){const l={width:t,height:t,depth:1},c=[l,l,l,l,l,l];super(t,t,e,i,s,r,n,a,o,h),this.image=c,this.isCubeDepthTexture=!0,this.isCubeTexture=!0}get images(){return this.image}set images(t){this.image=t}}class mh extends qs{constructor(t=null){super(),this.sourceTexture=t,this.isExternalTexture=!0}copy(t){return super.copy(t),this.sourceTexture=t.sourceTexture,this}}class yh extends Un{constructor(t=1,e=1,i=1,s=1,r=1,n=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:i,widthSegments:s,heightSegments:r,depthSegments:n};const a=this;s=Math.floor(s),r=Math.floor(r),n=Math.floor(n);const o=[],h=[],l=[],c=[];let u=0,d=0;function p(t,e,i,s,r,n,p,m,y,g,f){const x=n/y,b=p/g,v=n/2,w=p/2,M=m/2,S=y+1,_=g+1;let A=0,T=0;const z=new Ts;for(let n=0;n<_;n++){const a=n*b-w;for(let o=0;o0?1:-1,l.push(z.x,z.y,z.z),c.push(o/y),c.push(1-n/g),A+=1}}for(let t=0;t0){const t=(f-1)*m;for(let e=0;e0||0!==s)&&(l.push(n,a,h),x+=3),(e>0||s!==r-1)&&(l.push(a,o,h),x+=3)}h.addGroup(g,x,0),g+=x}(),!1===n&&(t>0&&f(!0),e>0&&f(!1)),this.setIndex(l),this.setAttribute("position",new kn(c,3)),this.setAttribute("normal",new kn(u,3)),this.setAttribute("uv",new kn(d,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new xh(t.radiusTop,t.radiusBottom,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class bh extends xh{constructor(t=1,e=1,i=32,s=1,r=!1,n=0,a=2*Math.PI){super(0,t,e,i,s,r,n,a),this.type="ConeGeometry",this.parameters={radius:t,height:e,radialSegments:i,heightSegments:s,openEnded:r,thetaStart:n,thetaLength:a}}static fromJSON(t){return new bh(t.radius,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class vh extends Un{constructor(t=[],e=[],i=1,s=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:t,indices:e,radius:i,detail:s};const r=[],n=[];function a(t,e,i,s){const r=s+1,n=[];for(let s=0;s<=r;s++){n[s]=[];const a=t.clone().lerp(i,s/r),o=e.clone().lerp(i,s/r),h=r-s;for(let t=0;t<=h;t++)n[s][t]=0===t&&s===r?a:a.clone().lerp(o,t/h)}for(let t=0;t.9&&a<.1&&(e<.2&&(n[t+0]+=1),i<.2&&(n[t+2]+=1),s<.2&&(n[t+4]+=1))}}()}(),this.setAttribute("position",new kn(r,3)),this.setAttribute("normal",new kn(r.slice(),3)),this.setAttribute("uv",new kn(n,2)),0===s?this.computeVertexNormals():this.normalizeNormals()}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new vh(t.vertices,t.indices,t.radius,t.detail)}}class wh extends vh{constructor(t=1,e=0){const i=(1+Math.sqrt(5))/2,s=1/i;super([-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-s,-i,0,-s,i,0,s,-i,0,s,i,-s,-i,0,-s,i,0,s,-i,0,s,i,0,-i,0,-s,i,0,-s,-i,0,s,i,0,s],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],t,e),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e}}static fromJSON(t){return new wh(t.radius,t.detail)}}const Mh=new Ts,Sh=new Ts,_h=new Ts,Ah=new $r;class Th extends Un{constructor(t=null,e=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:t,thresholdAngle:e},null!==t){const i=4,s=Math.pow(10,i),r=Math.cos(ys*e),n=t.getIndex(),a=t.getAttribute("position"),o=n?n.count:a.count,h=[0,0,0],l=["a","b","c"],c=new Array(3),u={},d=[];for(let t=0;t0)){h=s;break}h=s-1}if(s=h,i[s]===n)return s/(r-1);const l=i[s];return(s+(n-l)/(i[s+1]-l))/(r-1)}getTangent(t,e){const i=1e-4;let s=t-i,r=t+i;s<0&&(s=0),r>1&&(r=1);const n=this.getPoint(s),a=this.getPoint(r),o=e||(n.isVector2?new _s:new Ts);return o.copy(a).sub(n).normalize(),o}getTangentAt(t,e){const i=this.getUtoTmapping(t);return this.getTangent(i,e)}computeFrenetFrames(t,e=!1){const i=new Ts,s=[],r=[],n=[],a=new Ts,o=new Qs;for(let e=0;e<=t;e++){const i=e/t;s[e]=this.getTangentAt(i,new Ts)}r[0]=new Ts,n[0]=new Ts;let h=Number.MAX_VALUE;const l=Math.abs(s[0].x),c=Math.abs(s[0].y),u=Math.abs(s[0].z);l<=h&&(h=l,i.set(1,0,0)),c<=h&&(h=c,i.set(0,1,0)),u<=h&&i.set(0,0,1),a.crossVectors(s[0],i).normalize(),r[0].crossVectors(s[0],a),n[0].crossVectors(s[0],r[0]);for(let e=1;e<=t;e++){if(r[e]=r[e-1].clone(),n[e]=n[e-1].clone(),a.crossVectors(s[e-1],s[e]),a.length()>Number.EPSILON){a.normalize();const t=Math.acos(xs(s[e-1].dot(s[e]),-1,1));r[e].applyMatrix4(o.makeRotationAxis(a,t))}n[e].crossVectors(s[e],r[e])}if(!0===e){let e=Math.acos(xs(r[0].dot(r[t]),-1,1));e/=t,s[0].dot(a.crossVectors(r[0],r[t]))>0&&(e=-e);for(let i=1;i<=t;i++)r[i].applyMatrix4(o.makeRotationAxis(s[i],e*i)),n[i].crossVectors(s[i],r[i])}return{tangents:s,normals:r,binormals:n}}clone(){return(new this.constructor).copy(this)}copy(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}toJSON(){const t={metadata:{version:4.7,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t}fromJSON(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}class Ch extends zh{constructor(t=0,e=0,i=1,s=1,r=0,n=2*Math.PI,a=!1,o=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=t,this.aY=e,this.xRadius=i,this.yRadius=s,this.aStartAngle=r,this.aEndAngle=n,this.aClockwise=a,this.aRotation=o}getPoint(t,e=new _s){const i=e,s=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const n=Math.abs(r)s;)r-=s;r0?0:(Math.floor(Math.abs(h)/r)+1)*r:0===l&&h===r-1&&(h=r-2,l=1),this.closed||h>0?a=s[(h-1)%r]:(kh.subVectors(s[0],s[1]).add(s[0]),a=kh);const c=s[h%r],u=s[(h+1)%r];if(this.closed||h+2s.length-2?s.length-1:n+1],c=s[n>s.length-3?s.length-1:n+2];return i.set(Vh(a,o.x,h.x,l.x,c.x),Vh(a,o.y,h.y,l.y,c.y)),i}copy(t){super.copy(t),this.points=[];for(let e=0,i=t.points.length;e=i){const t=s[r]-i,n=this.curves[r],a=n.getLength(),o=0===a?0:1-t/a;return n.getPointAt(o,e)}r++}return null}getLength(){const t=this.getCurveLengths();return t[t.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const t=[];let e=0;for(let i=0,s=this.curves.length;i1&&!e[e.length-1].equals(e[0])&&e.push(e[0]),e}copy(t){super.copy(t),this.curves=[];for(let e=0,i=t.curves.length;e0){const t=h.getPoint(0);t.equals(this.currentPoint)||this.lineTo(t.x,t.y)}this.curves.push(h);const l=h.getPoint(1);return this.currentPoint.copy(l),this}copy(t){return super.copy(t),this.currentPoint.copy(t.currentPoint),this}toJSON(){const t=super.toJSON();return t.currentPoint=this.currentPoint.toArray(),t}fromJSON(t){return super.fromJSON(t),this.currentPoint.fromArray(t.currentPoint),this}}class Zh extends Hh{constructor(t){super(t),this.uuid=fs(),this.type="Shape",this.holes=[]}getPointsHoles(t){const e=[];for(let i=0,s=this.holes.length;i80*i){o=t[0],h=t[1];let e=o,s=h;for(let 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i=t.x-e.x;if(0===i&&(i=t.y-e.y,0===i)){i=(t.next.y-t.y)/(t.next.x-t.x)-(e.next.y-e.y)/(e.next.x-e.x)}return i}function nl(t,e){const i=function(t,e){let i=e;const s=t.x,r=t.y;let n,a=-1/0;if(pl(t,i))return i;do{if(pl(t,i.next))return i.next;if(r<=i.y&&r>=i.next.y&&i.next.y!==i.y){const t=i.x+(r-i.y)*(i.next.x-i.x)/(i.next.y-i.y);if(t<=s&&t>a&&(a=t,n=i.x=i.x&&i.x>=h&&s!==i.x&&ll(rn.x||i.x===n.x&&al(n,i)))&&(n=i,c=e)}i=i.next}while(i!==o);return n}(t,e);if(!i)return e;const s=xl(i,t);return Qh(s,s.next),Qh(i,i.next)}function al(t,e){return dl(t.prev,t,e.prev)<0&&dl(e.next,t,t.next)<0}function ol(t,e,i,s,r){return(t=1431655765&((t=858993459&((t=252645135&((t=16711935&((t=(t-i)*r|0)|t<<8))|t<<4))|t<<2))|t<<1))|(e=1431655765&((e=858993459&((e=252645135&((e=16711935&((e=(e-s)*r|0)|e<<8))|e<<4))|e<<2))|e<<1))<<1}function hl(t){let e=t,i=t;do{(e.x=(t-a)*(n-o)&&(t-a)*(s-o)>=(i-a)*(e-o)&&(i-a)*(n-o)>=(r-a)*(s-o)}function cl(t,e,i,s,r,n,a,o){return!(t===a&&e===o)&&ll(t,e,i,s,r,n,a,o)}function ul(t,e){return t.next.i!==e.i&&t.prev.i!==e.i&&!function(t,e){let i=t;do{if(i.i!==t.i&&i.next.i!==t.i&&i.i!==e.i&&i.next.i!==e.i&&ml(i,i.next,t,e))return!0;i=i.next}while(i!==t);return!1}(t,e)&&(fl(t,e)&&fl(e,t)&&function(t,e){let i=t,s=!1;const r=(t.x+e.x)/2,n=(t.y+e.y)/2;do{i.y>n!=i.next.y>n&&i.next.y!==i.y&&r<(i.next.x-i.x)*(n-i.y)/(i.next.y-i.y)+i.x&&(s=!s),i=i.next}while(i!==t);return s}(t,e)&&(dl(t.prev,t,e.prev)||dl(t,e.prev,e))||pl(t,e)&&dl(t.prev,t,t.next)>0&&dl(e.prev,e,e.next)>0)}function dl(t,e,i){return(e.y-t.y)*(i.x-e.x)-(e.x-t.x)*(i.y-e.y)}function pl(t,e){return t.x===e.x&&t.y===e.y}function ml(t,e,i,s){const r=gl(dl(t,e,i)),n=gl(dl(t,e,s)),a=gl(dl(i,s,t)),o=gl(dl(i,s,e));return r!==n&&a!==o||(!(0!==r||!yl(t,i,e))||(!(0!==n||!yl(t,s,e))||(!(0!==a||!yl(i,t,s))||!(0!==o||!yl(i,e,s)))))}function yl(t,e,i){return e.x<=Math.max(t.x,i.x)&&e.x>=Math.min(t.x,i.x)&&e.y<=Math.max(t.y,i.y)&&e.y>=Math.min(t.y,i.y)}function gl(t){return t>0?1:t<0?-1:0}function fl(t,e){return dl(t.prev,t,t.next)<0?dl(t,e,t.next)>=0&&dl(t,t.prev,e)>=0:dl(t,e,t.prev)<0||dl(t,t.next,e)<0}function xl(t,e){const i=wl(t.i,t.x,t.y),s=wl(e.i,e.x,e.y),r=t.next,n=e.prev;return t.next=e,e.prev=t,i.next=r,r.prev=i,s.next=i,i.prev=s,n.next=s,s.prev=n,s}function bl(t,e,i,s){const r=wl(t,e,i);return s?(r.next=s.next,r.prev=s,s.next.prev=r,s.next=r):(r.prev=r,r.next=r),r}function vl(t){t.next.prev=t.prev,t.prev.next=t.next,t.prevZ&&(t.prevZ.nextZ=t.nextZ),t.nextZ&&(t.nextZ.prevZ=t.prevZ)}function wl(t,e,i){return{i:t,x:e,y:i,prev:null,next:null,z:0,prevZ:null,nextZ:null,steiner:!1}}class Ml{static triangulate(t,e,i=2){return Gh(t,e,i)}}class Sl{static area(t){const e=t.length;let i=0;for(let s=e-1,r=0;r2&&t[e-1].equals(t[0])&&t.pop()}function Al(t,e){for(let i=0;iNumber.EPSILON){const u=Math.sqrt(c),d=Math.sqrt(h*h+l*l),p=e.x-o/u,m=e.y+a/u,y=((i.x-l/d-p)*l-(i.y+h/d-m)*h)/(a*l-o*h);s=p+a*y-t.x,r=m+o*y-t.y;const g=s*s+r*r;if(g<=2)return new _s(s,r);n=Math.sqrt(g/2)}else{let t=!1;a>Number.EPSILON?h>Number.EPSILON&&(t=!0):a<-Number.EPSILON?h<-Number.EPSILON&&(t=!0):Math.sign(o)===Math.sign(l)&&(t=!0),t?(s=-o,r=a,n=Math.sqrt(c)):(s=a,r=o,n=Math.sqrt(c/2))}return new _s(s/n,r/n)}const k=[];for(let t=0,e=z.length,i=e-1,s=t+1;t=0;t--){const e=t/p,i=c*Math.cos(e*Math.PI/2),s=u*Math.sin(e*Math.PI/2)+d;for(let t=0,e=z.length;t=0;){const s=i;let r=i-1;r<0&&(r=t.length-1);for(let t=0,i=o+2*p;t0)&&d.push(e,r,h),(t!==i-1||o0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e.lights=this.lights,e.clipping=this.clipping;const i={};for(const t in this.extensions)!0===this.extensions[t]&&(i[t]=!0);return Object.keys(i).length>0&&(e.extensions=i),e}}class Hl extends Yl{constructor(t){super(t),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Zl extends Zn{constructor(t){super(),this.isMeshStandardMaterial=!0,this.type="MeshStandardMaterial",this.defines={STANDARD:""},this.color=new Pr(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new hr,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.defines={STANDARD:""},this.color.copy(t.color),this.roughness=t.roughness,this.metalness=t.metalness,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.roughnessMap=t.roughnessMap,this.metalnessMap=t.metalnessMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.envMapIntensity=t.envMapIntensity,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class Gl extends Zl{constructor(t){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new _s(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return xs(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(t){this.ior=(1+.4*t)/(1-.4*t)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new Pr(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=1/0,this.attenuationColor=new Pr(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Pr(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._dispersion=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(t)}get anisotropy(){return this._anisotropy}set anisotropy(t){this._anisotropy>0!=t>0&&this.version++,this._anisotropy=t}get clearcoat(){return this._clearcoat}set clearcoat(t){this._clearcoat>0!=t>0&&this.version++,this._clearcoat=t}get iridescence(){return this._iridescence}set iridescence(t){this._iridescence>0!=t>0&&this.version++,this._iridescence=t}get dispersion(){return this._dispersion}set dispersion(t){this._dispersion>0!=t>0&&this.version++,this._dispersion=t}get sheen(){return this._sheen}set sheen(t){this._sheen>0!=t>0&&this.version++,this._sheen=t}get transmission(){return this._transmission}set transmission(t){this._transmission>0!=t>0&&this.version++,this._transmission=t}copy(t){return super.copy(t),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=t.anisotropy,this.anisotropyRotation=t.anisotropyRotation,this.anisotropyMap=t.anisotropyMap,this.clearcoat=t.clearcoat,this.clearcoatMap=t.clearcoatMap,this.clearcoatRoughness=t.clearcoatRoughness,this.clearcoatRoughnessMap=t.clearcoatRoughnessMap,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.dispersion=t.dispersion,this.ior=t.ior,this.iridescence=t.iridescence,this.iridescenceMap=t.iridescenceMap,this.iridescenceIOR=t.iridescenceIOR,this.iridescenceThicknessRange=[...t.iridescenceThicknessRange],this.iridescenceThicknessMap=t.iridescenceThicknessMap,this.sheen=t.sheen,this.sheenColor.copy(t.sheenColor),this.sheenColorMap=t.sheenColorMap,this.sheenRoughness=t.sheenRoughness,this.sheenRoughnessMap=t.sheenRoughnessMap,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this.thickness=t.thickness,this.thicknessMap=t.thicknessMap,this.attenuationDistance=t.attenuationDistance,this.attenuationColor.copy(t.attenuationColor),this.specularIntensity=t.specularIntensity,this.specularIntensityMap=t.specularIntensityMap,this.specularColor.copy(t.specularColor),this.specularColorMap=t.specularColorMap,this}}class $l extends Zn{constructor(t){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new Pr(16777215),this.specular=new Pr(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new hr,this.combine=0,this.reflectivity=1,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.specular.copy(t.specular),this.shininess=t.shininess,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class Ql extends Zn{constructor(t){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new Pr(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.gradientMap=t.gradientMap,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}class Kl extends Zn{constructor(t){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(t)}copy(t){return super.copy(t),this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.flatShading=t.flatShading,this}}class tc extends Zn{constructor(t){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new Pr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new hr,this.combine=0,this.reflectivity=1,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class ec extends Zn{constructor(t){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(t)}copy(t){return super.copy(t),this.depthPacking=t.depthPacking,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this}}class ic extends Zn{constructor(t){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(t)}copy(t){return super.copy(t),this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}class sc extends Zn{constructor(t){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new Pr(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.defines={MATCAP:""},this.color.copy(t.color),this.matcap=t.matcap,this.map=t.map,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.flatShading=t.flatShading,this.fog=t.fog,this}}class rc extends Eo{constructor(t){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(t)}copy(t){return super.copy(t),this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this}}function nc(t,e){return t&&t.constructor!==e?"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t):t}function ac(t){const e=t.length,i=new Array(e);for(let t=0;t!==e;++t)i[t]=t;return i.sort(function(e,i){return t[e]-t[i]}),i}function oc(t,e,i){const s=t.length,r=new t.constructor(s);for(let n=0,a=0;a!==s;++n){const s=i[n]*e;for(let i=0;i!==e;++i)r[a++]=t[s+i]}return r}function hc(t,e,i,s){let r=1,n=t[0];for(;void 0!==n&&void 0===n[s];)n=t[r++];if(void 0===n)return;let a=n[s];if(void 0!==a)if(Array.isArray(a))do{a=n[s],void 0!==a&&(e.push(n.time),i.push(...a)),n=t[r++]}while(void 0!==n);else if(void 0!==a.toArray)do{a=n[s],void 0!==a&&(e.push(n.time),a.toArray(i,i.length)),n=t[r++]}while(void 0!==n);else do{a=n[s],void 0!==a&&(e.push(n.time),i.push(a)),n=t[r++]}while(void 0!==n)}class lc{static convertArray(t,e){return nc(t,e)}static isTypedArray(t){return $i(t)}static getKeyframeOrder(t){return ac(t)}static sortedArray(t,e,i){return oc(t,e,i)}static flattenJSON(t,e,i,s){hc(t,e,i,s)}static subclip(t,e,i,s,r=30){return function(t,e,i,s,r=30){const n=t.clone();n.name=e;const a=[];for(let t=0;t=s)){h.push(e.times[t]);for(let i=0;in.tracks[t].times[0]&&(o=n.tracks[t].times[0]);for(let t=0;t=s.times[u]){const t=u*h+o,e=t+h-o;d=s.values.slice(t,e)}else{const t=s.createInterpolant(),e=o,i=h-o;t.evaluate(n),d=t.resultBuffer.slice(e,i)}"quaternion"===r&&(new As).fromArray(d).normalize().conjugate().toArray(d);const p=a.times.length;for(let t=0;t=r)){const a=e[1];t=r)break e}n=i,i=0;break i}break t}for(;i>>1;te;)--n;if(++n,0!==r||n!==s){r>=n&&(n=Math.max(n,1),r=n-1);const t=this.getValueSize();this.times=i.slice(r,n),this.values=this.values.slice(r*t,n*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!==0&&(os("KeyframeTrack: Invalid value size in track.",this),t=!1);const i=this.times,s=this.values,r=i.length;0===r&&(os("KeyframeTrack: Track is empty.",this),t=!1);let n=null;for(let e=0;e!==r;e++){const s=i[e];if("number"==typeof s&&isNaN(s)){os("KeyframeTrack: Time is not a valid number.",this,e,s),t=!1;break}if(null!==n&&n>s){os("KeyframeTrack: Out of order keys.",this,e,s,n),t=!1;break}n=s}if(void 0!==s&&$i(s))for(let e=0,i=s.length;e!==i;++e){const i=s[e];if(isNaN(i)){os("KeyframeTrack: Value is not a valid number.",this,e,i),t=!1;break}}return t}optimize(){const t=this.times.slice(),e=this.values.slice(),i=this.getValueSize(),s=this.getInterpolation()===Fe,r=t.length-1;let n=1;for(let a=1;a0){t[n]=t[r];for(let t=r*i,s=n*i,a=0;a!==i;++a)e[s+a]=e[t+a];++n}return n!==t.length?(this.times=t.slice(0,n),this.values=e.slice(0,n*i)):(this.times=t,this.values=e),this}clone(){const t=this.times.slice(),e=this.values.slice(),i=new(0,this.constructor)(this.name,t,e);return i.createInterpolant=this.createInterpolant,i}}yc.prototype.ValueTypeName="",yc.prototype.TimeBufferType=Float32Array,yc.prototype.ValueBufferType=Float32Array,yc.prototype.DefaultInterpolation=Ee;class gc extends yc{constructor(t,e,i){super(t,e,i)}}gc.prototype.ValueTypeName="bool",gc.prototype.ValueBufferType=Array,gc.prototype.DefaultInterpolation=Ve,gc.prototype.InterpolantFactoryMethodLinear=void 0,gc.prototype.InterpolantFactoryMethodSmooth=void 0;class fc extends yc{constructor(t,e,i,s){super(t,e,i,s)}}fc.prototype.ValueTypeName="color";class xc extends yc{constructor(t,e,i,s){super(t,e,i,s)}}xc.prototype.ValueTypeName="number";class bc extends cc{constructor(t,e,i,s){super(t,e,i,s)}interpolate_(t,e,i,s){const r=this.resultBuffer,n=this.sampleValues,a=this.valueSize,o=(i-e)/(s-e);let h=t*a;for(let t=h+a;h!==t;h+=4)As.slerpFlat(r,0,n,h-a,n,h,o);return r}}class vc extends yc{constructor(t,e,i,s){super(t,e,i,s)}InterpolantFactoryMethodLinear(t){return new bc(this.times,this.values,this.getValueSize(),t)}}vc.prototype.ValueTypeName="quaternion",vc.prototype.InterpolantFactoryMethodSmooth=void 0;class wc extends yc{constructor(t,e,i){super(t,e,i)}}wc.prototype.ValueTypeName="string",wc.prototype.ValueBufferType=Array,wc.prototype.DefaultInterpolation=Ve,wc.prototype.InterpolantFactoryMethodLinear=void 0,wc.prototype.InterpolantFactoryMethodSmooth=void 0;class Mc extends yc{constructor(t,e,i,s){super(t,e,i,s)}}Mc.prototype.ValueTypeName="vector";class Sc{constructor(t="",e=-1,i=[],s=2500){this.name=t,this.tracks=i,this.duration=e,this.blendMode=s,this.uuid=fs(),this.userData={},this.duration<0&&this.resetDuration()}static parse(t){const e=[],i=t.tracks,s=1/(t.fps||1);for(let t=0,r=i.length;t!==r;++t)e.push(_c(i[t]).scale(s));const r=new this(t.name,t.duration,e,t.blendMode);return r.uuid=t.uuid,r.userData=JSON.parse(t.userData||"{}"),r}static toJSON(t){const e=[],i=t.tracks,s={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode,userData:JSON.stringify(t.userData)};for(let t=0,s=i.length;t!==s;++t)e.push(yc.toJSON(i[t]));return s}static CreateFromMorphTargetSequence(t,e,i,s){const r=e.length,n=[];for(let t=0;t1){const t=n[1];let e=s[t];e||(s[t]=e=[]),e.push(i)}}const n=[];for(const t in s)n.push(this.CreateFromMorphTargetSequence(t,s[t],e,i));return n}static parseAnimation(t,e){if(as("AnimationClip: parseAnimation() is deprecated and will be removed with r185"),!t)return os("AnimationClip: No animation in JSONLoader data."),null;const i=function(t,e,i,s,r){if(0!==i.length){const n=[],a=[];hc(i,n,a,s),0!==n.length&&r.push(new t(e,n,a))}},s=[],r=t.name||"default",n=t.fps||30,a=t.blendMode;let o=t.length||-1;const h=t.hierarchy||[];for(let t=0;t{e&&e(r),this.manager.itemEnd(t)},0),r;if(void 0!==Bc[t])return void Bc[t].push({onLoad:e,onProgress:i,onError:s});Bc[t]=[],Bc[t].push({onLoad:e,onProgress:i,onError:s});const n=new Request(t,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin",signal:"function"==typeof AbortSignal.any?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal}),a=this.mimeType,o=this.responseType;fetch(n).then(e=>{if(200===e.status||0===e.status){if(0===e.status&&as("FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===e.body||void 0===e.body.getReader)return e;const i=Bc[t],s=e.body.getReader(),r=e.headers.get("X-File-Size")||e.headers.get("Content-Length"),n=r?parseInt(r):0,a=0!==n;let o=0;const h=new ReadableStream({start(t){!function e(){s.read().then(({done:s,value:r})=>{if(s)t.close();else{o+=r.byteLength;const s=new ProgressEvent("progress",{lengthComputable:a,loaded:o,total:n});for(let t=0,e=i.length;t{t.error(e)})}()}});return new Response(h)}throw new kc(`fetch for "${e.url}" responded with ${e.status}: ${e.statusText}`,e)}).then(t=>{switch(o){case"arraybuffer":return t.arrayBuffer();case"blob":return t.blob();case"document":return t.text().then(t=>(new DOMParser).parseFromString(t,a));case"json":return t.json();default:if(""===a)return t.text();{const e=/charset="?([^;"\s]*)"?/i.exec(a),i=e&&e[1]?e[1].toLowerCase():void 0,s=new TextDecoder(i);return t.arrayBuffer().then(t=>s.decode(t))}}}).then(e=>{Ac.add(`file:${t}`,e);const i=Bc[t];delete Bc[t];for(let t=0,s=i.length;t{const i=Bc[t];if(void 0===i)throw this.manager.itemError(t),e;delete Bc[t];for(let t=0,s=i.length;t{this.manager.itemEnd(t)}),this.manager.itemStart(t)}setResponseType(t){return this.responseType=t,this}setMimeType(t){return this.mimeType=t,this}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}class Pc extends Ic{constructor(t){super(t)}load(t,e,i,s){const r=this,n=new Oc(this.manager);n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials),n.load(t,function(i){try{e(r.parse(JSON.parse(i)))}catch(e){s?s(e):os(e),r.manager.itemError(t)}},i,s)}parse(t){const e=[];for(let i=0;i0:s.vertexColors=t.vertexColors),void 0!==t.uniforms)for(const e in t.uniforms){const r=t.uniforms[e];switch(s.uniforms[e]={},r.type){case"t":s.uniforms[e].value=i(r.value);break;case"c":s.uniforms[e].value=(new Pr).setHex(r.value);break;case"v2":s.uniforms[e].value=(new _s).fromArray(r.value);break;case"v3":s.uniforms[e].value=(new Ts).fromArray(r.value);break;case"v4":s.uniforms[e].value=(new Js).fromArray(r.value);break;case"m3":s.uniforms[e].value=(new Is).fromArray(r.value);break;case"m4":s.uniforms[e].value=(new Qs).fromArray(r.value);break;default:s.uniforms[e].value=r.value}}if(void 0!==t.defines&&(s.defines=t.defines),void 0!==t.vertexShader&&(s.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(s.fragmentShader=t.fragmentShader),void 0!==t.glslVersion&&(s.glslVersion=t.glslVersion),void 0!==t.extensions)for(const e in t.extensions)s.extensions[e]=t.extensions[e];if(void 0!==t.lights&&(s.lights=t.lights),void 0!==t.clipping&&(s.clipping=t.clipping),void 0!==t.size&&(s.size=t.size),void 0!==t.sizeAttenuation&&(s.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(s.map=i(t.map)),void 0!==t.matcap&&(s.matcap=i(t.matcap)),void 0!==t.alphaMap&&(s.alphaMap=i(t.alphaMap)),void 0!==t.bumpMap&&(s.bumpMap=i(t.bumpMap)),void 0!==t.bumpScale&&(s.bumpScale=t.bumpScale),void 0!==t.normalMap&&(s.normalMap=i(t.normalMap)),void 0!==t.normalMapType&&(s.normalMapType=t.normalMapType),void 0!==t.normalScale){let e=t.normalScale;!1===Array.isArray(e)&&(e=[e,e]),s.normalScale=(new _s).fromArray(e)}return void 0!==t.displacementMap&&(s.displacementMap=i(t.displacementMap)),void 0!==t.displacementScale&&(s.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(s.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(s.roughnessMap=i(t.roughnessMap)),void 0!==t.metalnessMap&&(s.metalnessMap=i(t.metalnessMap)),void 0!==t.emissiveMap&&(s.emissiveMap=i(t.emissiveMap)),void 0!==t.emissiveIntensity&&(s.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(s.specularMap=i(t.specularMap)),void 0!==t.specularIntensityMap&&(s.specularIntensityMap=i(t.specularIntensityMap)),void 0!==t.specularColorMap&&(s.specularColorMap=i(t.specularColorMap)),void 0!==t.envMap&&(s.envMap=i(t.envMap)),void 0!==t.envMapRotation&&s.envMapRotation.fromArray(t.envMapRotation),void 0!==t.envMapIntensity&&(s.envMapIntensity=t.envMapIntensity),void 0!==t.reflectivity&&(s.reflectivity=t.reflectivity),void 0!==t.refractionRatio&&(s.refractionRatio=t.refractionRatio),void 0!==t.lightMap&&(s.lightMap=i(t.lightMap)),void 0!==t.lightMapIntensity&&(s.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(s.aoMap=i(t.aoMap)),void 0!==t.aoMapIntensity&&(s.aoMapIntensity=t.aoMapIntensity),void 0!==t.gradientMap&&(s.gradientMap=i(t.gradientMap)),void 0!==t.clearcoatMap&&(s.clearcoatMap=i(t.clearcoatMap)),void 0!==t.clearcoatRoughnessMap&&(s.clearcoatRoughnessMap=i(t.clearcoatRoughnessMap)),void 0!==t.clearcoatNormalMap&&(s.clearcoatNormalMap=i(t.clearcoatNormalMap)),void 0!==t.clearcoatNormalScale&&(s.clearcoatNormalScale=(new _s).fromArray(t.clearcoatNormalScale)),void 0!==t.iridescenceMap&&(s.iridescenceMap=i(t.iridescenceMap)),void 0!==t.iridescenceThicknessMap&&(s.iridescenceThicknessMap=i(t.iridescenceThicknessMap)),void 0!==t.transmissionMap&&(s.transmissionMap=i(t.transmissionMap)),void 0!==t.thicknessMap&&(s.thicknessMap=i(t.thicknessMap)),void 0!==t.anisotropyMap&&(s.anisotropyMap=i(t.anisotropyMap)),void 0!==t.sheenColorMap&&(s.sheenColorMap=i(t.sheenColorMap)),void 0!==t.sheenRoughnessMap&&(s.sheenRoughnessMap=i(t.sheenRoughnessMap)),s}setTextures(t){return this.textures=t,this}createMaterialFromType(t){return uu.createMaterialFromType(t)}static createMaterialFromType(t){return new{ShadowMaterial:Wl,SpriteMaterial:Gn,RawShaderMaterial:Hl,ShaderMaterial:Yl,PointsMaterial:$o,MeshPhysicalMaterial:Gl,MeshStandardMaterial:Zl,MeshPhongMaterial:$l,MeshToonMaterial:Ql,MeshNormalMaterial:Kl,MeshLambertMaterial:tc,MeshDepthMaterial:ec,MeshDistanceMaterial:ic,MeshBasicMaterial:Ma,MeshMatcapMaterial:sc,LineDashedMaterial:rc,LineBasicMaterial:Eo,Material:Zn}[t]}}class du{static extractUrlBase(t){const e=t.lastIndexOf("/");return-1===e?"./":t.slice(0,e+1)}static resolveURL(t,e){return"string"!=typeof t||""===t?"":(/^https?:\/\//i.test(e)&&/^\//.test(t)&&(e=e.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(t)||/^data:.*,.*$/i.test(t)||/^blob:.*$/i.test(t)?t:e+t)}}class pu extends Un{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(t){return super.copy(t),this.instanceCount=t.instanceCount,this}toJSON(){const t=super.toJSON();return t.instanceCount=this.instanceCount,t.isInstancedBufferGeometry=!0,t}}class mu extends Ic{constructor(t){super(t)}load(t,e,i,s){const r=this,n=new Oc(r.manager);n.setPath(r.path),n.setRequestHeader(r.requestHeader),n.setWithCredentials(r.withCredentials),n.load(t,function(i){try{e(r.parse(JSON.parse(i)))}catch(e){s?s(e):os(e),r.manager.itemError(t)}},i,s)}parse(t){const e={},i={};function s(t,s){if(void 0!==e[s])return e[s];const r=t.interleavedBuffers[s],n=function(t,e){if(void 0!==i[e])return i[e];const s=t.arrayBuffers,r=s[e],n=new Uint32Array(r).buffer;return i[e]=n,n}(t,r.buffer),a=Gi(r.type,n),o=new qn(a,r.stride);return o.uuid=r.uuid,e[s]=o,o}const r=t.isInstancedBufferGeometry?new pu:new Un,n=t.data.index;if(void 0!==n){const t=Gi(n.type,n.array);r.setIndex(new Mn(t,1))}const a=t.data.attributes;for(const e in a){const i=a[e];let n;if(i.isInterleavedBufferAttribute){const e=s(t.data,i.data);n=new Xn(e,i.itemSize,i.offset,i.normalized)}else{const t=Gi(i.type,i.array);n=new(i.isInstancedBufferAttribute?$a:Mn)(t,i.itemSize,i.normalized)}void 0!==i.name&&(n.name=i.name),void 0!==i.usage&&n.setUsage(i.usage),r.setAttribute(e,n)}const o=t.data.morphAttributes;if(o)for(const e in o){const i=o[e],n=[];for(let e=0,r=i.length;e0){const i=new zc(e);r=new Vc(i),r.setCrossOrigin(this.crossOrigin);for(let e=0,i=t.length;e0){s=new Vc(this.manager),s.setCrossOrigin(this.crossOrigin);for(let e=0,s=t.length;e{let e=null,i=null;return void 0!==t.boundingBox&&(e=(new Qr).fromJSON(t.boundingBox)),void 0!==t.boundingSphere&&(i=(new Nn).fromJSON(t.boundingSphere)),{...t,boundingBox:e,boundingSphere:i}}),n._instanceInfo=t.instanceInfo,n._availableInstanceIds=t._availableInstanceIds,n._availableGeometryIds=t._availableGeometryIds,n._nextIndexStart=t.nextIndexStart,n._nextVertexStart=t.nextVertexStart,n._geometryCount=t.geometryCount,n._maxInstanceCount=t.maxInstanceCount,n._maxVertexCount=t.maxVertexCount,n._maxIndexCount=t.maxIndexCount,n._geometryInitialized=t.geometryInitialized,n._matricesTexture=c(t.matricesTexture.uuid),n._indirectTexture=c(t.indirectTexture.uuid),void 0!==t.colorsTexture&&(n._colorsTexture=c(t.colorsTexture.uuid)),void 0!==t.boundingSphere&&(n.boundingSphere=(new Nn).fromJSON(t.boundingSphere)),void 0!==t.boundingBox&&(n.boundingBox=(new Qr).fromJSON(t.boundingBox));break;case"LOD":n=new pa;break;case"Line":n=new Jo(h(t.geometry),l(t.material));break;case"LineLoop":n=new Go(h(t.geometry),l(t.material));break;case"LineSegments":n=new Zo(h(t.geometry),l(t.material));break;case"PointCloud":case"Points":n=new ih(h(t.geometry),l(t.material));break;case"Sprite":n=new la(l(t.material));break;case"Group":n=new Tr;break;case"Bone":n=new Xa;break;default:n=new Ar}if(n.uuid=t.uuid,void 0!==t.name&&(n.name=t.name),void 0!==t.matrix?(n.matrix.fromArray(t.matrix),void 0!==t.matrixAutoUpdate&&(n.matrixAutoUpdate=t.matrixAutoUpdate),n.matrixAutoUpdate&&n.matrix.decompose(n.position,n.quaternion,n.scale)):(void 0!==t.position&&n.position.fromArray(t.position),void 0!==t.rotation&&n.rotation.fromArray(t.rotation),void 0!==t.quaternion&&n.quaternion.fromArray(t.quaternion),void 0!==t.scale&&n.scale.fromArray(t.scale)),void 0!==t.up&&n.up.fromArray(t.up),void 0!==t.pivot&&(n.pivot=(new Ts).fromArray(t.pivot)),void 0!==t.morphTargetDictionary&&(n.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),void 0!==t.morphTargetInfluences&&(n.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.castShadow&&(n.castShadow=t.castShadow),void 0!==t.receiveShadow&&(n.receiveShadow=t.receiveShadow),t.shadow&&(void 0!==t.shadow.intensity&&(n.shadow.intensity=t.shadow.intensity),void 0!==t.shadow.bias&&(n.shadow.bias=t.shadow.bias),void 0!==t.shadow.normalBias&&(n.shadow.normalBias=t.shadow.normalBias),void 0!==t.shadow.radius&&(n.shadow.radius=t.shadow.radius),void 0!==t.shadow.mapSize&&n.shadow.mapSize.fromArray(t.shadow.mapSize),void 0!==t.shadow.camera&&(n.shadow.camera=this.parseObject(t.shadow.camera))),void 0!==t.visible&&(n.visible=t.visible),void 0!==t.frustumCulled&&(n.frustumCulled=t.frustumCulled),void 0!==t.renderOrder&&(n.renderOrder=t.renderOrder),void 0!==t.static&&(n.static=t.static),void 0!==t.userData&&(n.userData=t.userData),void 0!==t.layers&&(n.layers.mask=t.layers),void 0!==t.children){const a=t.children;for(let t=0;t{if(!0!==bu.has(n))return e&&e(i),r.manager.itemEnd(t),i;s&&s(bu.get(n)),r.manager.itemError(t),r.manager.itemEnd(t)}):(setTimeout(function(){e&&e(n),r.manager.itemEnd(t)},0),n);const a={};a.credentials="anonymous"===this.crossOrigin?"same-origin":"include",a.headers=this.requestHeader,a.signal="function"==typeof AbortSignal.any?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal;const o=fetch(t,a).then(function(t){return t.blob()}).then(function(t){return createImageBitmap(t,Object.assign(r.options,{colorSpaceConversion:"none"}))}).then(function(i){return Ac.add(`image-bitmap:${t}`,i),e&&e(i),r.manager.itemEnd(t),i}).catch(function(e){s&&s(e),bu.set(o,e),Ac.remove(`image-bitmap:${t}`),r.manager.itemError(t),r.manager.itemEnd(t)});Ac.add(`image-bitmap:${t}`,o),r.manager.itemStart(t)}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}let wu;class Mu{static getContext(){return void 0===wu&&(wu=new(window.AudioContext||window.webkitAudioContext)),wu}static setContext(t){wu=t}}class Su extends Ic{constructor(t){super(t)}load(t,e,i,s){const r=this,n=new Oc(this.manager);function a(e){s?s(e):os(e),r.manager.itemError(t)}n.setResponseType("arraybuffer"),n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials),n.load(t,function(t){try{const i=t.slice(0);Mu.getContext().decodeAudioData(i,function(t){e(t)}).catch(a)}catch(t){a(t)}},i,s)}}const _u=new Qs,Au=new Qs,Tu=new Qs;class zu{constructor(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new Kc,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new Kc,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=!1,this._cache={focus:null,fov:null,aspect:null,near:null,far:null,zoom:null,eyeSep:null}}update(t){const e=this._cache;if(e.focus!==t.focus||e.fov!==t.fov||e.aspect!==t.aspect*this.aspect||e.near!==t.near||e.far!==t.far||e.zoom!==t.zoom||e.eyeSep!==this.eyeSep){e.focus=t.focus,e.fov=t.fov,e.aspect=t.aspect*this.aspect,e.near=t.near,e.far=t.far,e.zoom=t.zoom,e.eyeSep=this.eyeSep,Tu.copy(t.projectionMatrix);const i=e.eyeSep/2,s=i*e.near/e.focus,r=e.near*Math.tan(ys*e.fov*.5)/e.zoom;let n,a;Au.elements[12]=-i,_u.elements[12]=i,n=-r*e.aspect+s,a=r*e.aspect+s,Tu.elements[0]=2*e.near/(a-n),Tu.elements[8]=(a+n)/(a-n),this.cameraL.projectionMatrix.copy(Tu),n=-r*e.aspect-s,a=r*e.aspect-s,Tu.elements[0]=2*e.near/(a-n),Tu.elements[8]=(a+n)/(a-n),this.cameraR.projectionMatrix.copy(Tu)}this.cameraL.matrixWorld.copy(t.matrixWorld).multiply(Au),this.cameraR.matrixWorld.copy(t.matrixWorld).multiply(_u)}}const Cu=-90;class Iu extends Ar{constructor(t,e,i){super(),this.type="CubeCamera",this.renderTarget=i,this.coordinateSystem=null,this.activeMipmapLevel=0;const s=new Kc(Cu,1,t,e);s.layers=this.layers,this.add(s);const r=new Kc(Cu,1,t,e);r.layers=this.layers,this.add(r);const n=new Kc(Cu,1,t,e);n.layers=this.layers,this.add(n);const a=new Kc(Cu,1,t,e);a.layers=this.layers,this.add(a);const o=new Kc(Cu,1,t,e);o.layers=this.layers,this.add(o);const h=new Kc(Cu,1,t,e);h.layers=this.layers,this.add(h)}updateCoordinateSystem(){const t=this.coordinateSystem,e=this.children.concat(),[i,s,r,n,a,o]=e;for(const t of e)this.remove(t);if(t===Ui)i.up.set(0,1,0),i.lookAt(1,0,0),s.up.set(0,1,0),s.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),n.up.set(0,0,1),n.lookAt(0,-1,0),a.up.set(0,1,0),a.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else{if(t!==qi)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+t);i.up.set(0,-1,0),i.lookAt(-1,0,0),s.up.set(0,-1,0),s.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),n.up.set(0,0,-1),n.lookAt(0,-1,0),a.up.set(0,-1,0),a.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1)}for(const t of e)this.add(t),t.updateMatrixWorld()}update(t,e){null===this.parent&&this.updateMatrixWorld();const{renderTarget:i,activeMipmapLevel:s}=this;this.coordinateSystem!==t.coordinateSystem&&(this.coordinateSystem=t.coordinateSystem,this.updateCoordinateSystem());const[r,n,a,o,h,l]=this.children,c=t.getRenderTarget(),u=t.getActiveCubeFace(),d=t.getActiveMipmapLevel(),p=t.xr.enabled;t.xr.enabled=!1;const m=i.texture.generateMipmaps;i.texture.generateMipmaps=!1;let y=!1;y=!0===t.isWebGLRenderer?t.state.buffers.depth.getReversed():t.reversedDepthBuffer,t.setRenderTarget(i,0,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,r),t.setRenderTarget(i,1,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,n),t.setRenderTarget(i,2,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,a),t.setRenderTarget(i,3,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,o),t.setRenderTarget(i,4,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,h),i.texture.generateMipmaps=m,t.setRenderTarget(i,5,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,l),t.setRenderTarget(c,u,d),t.xr.enabled=p,i.texture.needsPMREMUpdate=!0}}class Bu extends Kc{constructor(t=[]){super(),this.isArrayCamera=!0,this.isMultiViewCamera=!1,this.cameras=t}}class ku{constructor(){this._previousTime=0,this._currentTime=0,this._startTime=performance.now(),this._delta=0,this._elapsed=0,this._timescale=1,this._document=null,this._pageVisibilityHandler=null}connect(t){this._document=t,void 0!==t.hidden&&(this._pageVisibilityHandler=Ou.bind(this),t.addEventListener("visibilitychange",this._pageVisibilityHandler,!1))}disconnect(){null!==this._pageVisibilityHandler&&(this._document.removeEventListener("visibilitychange",this._pageVisibilityHandler),this._pageVisibilityHandler=null),this._document=null}getDelta(){return this._delta/1e3}getElapsed(){return this._elapsed/1e3}getTimescale(){return this._timescale}setTimescale(t){return this._timescale=t,this}reset(){return this._currentTime=performance.now()-this._startTime,this}dispose(){this.disconnect()}update(t){return null!==this._pageVisibilityHandler&&!0===this._document.hidden?this._delta=0:(this._previousTime=this._currentTime,this._currentTime=(void 0!==t?t:performance.now())-this._startTime,this._delta=(this._currentTime-this._previousTime)*this._timescale,this._elapsed+=this._delta),this}}function Ou(){!1===this._document.hidden&&this.reset()}const Pu=new Ts,Ru=new As,Nu=new Ts,Vu=new Ts,Eu=new Ts;class Fu extends Ar{constructor(){super(),this.type="AudioListener",this.context=Mu.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._timer=new ku}getInput(){return this.gain}removeFilter(){return null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this}getFilter(){return this.filter}setFilter(t){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=t,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this}updateMatrixWorld(t){super.updateMatrixWorld(t),this._timer.update();const e=this.context.listener;if(this.timeDelta=this._timer.getDelta(),this.matrixWorld.decompose(Pu,Ru,Nu),Vu.set(0,0,-1).applyQuaternion(Ru),Eu.set(0,1,0).applyQuaternion(Ru),e.positionX){const t=this.context.currentTime+this.timeDelta;e.positionX.linearRampToValueAtTime(Pu.x,t),e.positionY.linearRampToValueAtTime(Pu.y,t),e.positionZ.linearRampToValueAtTime(Pu.z,t),e.forwardX.linearRampToValueAtTime(Vu.x,t),e.forwardY.linearRampToValueAtTime(Vu.y,t),e.forwardZ.linearRampToValueAtTime(Vu.z,t),e.upX.linearRampToValueAtTime(Eu.x,t),e.upY.linearRampToValueAtTime(Eu.y,t),e.upZ.linearRampToValueAtTime(Eu.z,t)}else e.setPosition(Pu.x,Pu.y,Pu.z),e.setOrientation(Vu.x,Vu.y,Vu.z,Eu.x,Eu.y,Eu.z)}}class Lu extends Ar{constructor(t){super(),this.type="Audio",this.listener=t,this.context=t.context,this.gain=this.context.createGain(),this.gain.connect(t.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}getOutput(){return this.gain}setNodeSource(t){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=t,this.connect(),this}setMediaElementSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(t),this.connect(),this}setMediaStreamSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(t),this.connect(),this}setBuffer(t){return this.buffer=t,this.sourceType="buffer",this.autoplay&&this.play(),this}play(t=0){if(!0===this.isPlaying)return void as("Audio: Audio is already playing.");if(!1===this.hasPlaybackControl)return void as("Audio: this Audio has no playback control.");this._startedAt=this.context.currentTime+t;const e=this.context.createBufferSource();return e.buffer=this.buffer,e.loop=this.loop,e.loopStart=this.loopStart,e.loopEnd=this.loopEnd,e.onended=this.onEnded.bind(this),e.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=e,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(!1!==this.hasPlaybackControl)return!0===this.isPlaying&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,!0===this.loop&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this;as("Audio: this Audio has no playback control.")}stop(t=0){if(!1!==this.hasPlaybackControl)return this._progress=0,null!==this.source&&(this.source.stop(this.context.currentTime+t),this.source.onended=null),this.isPlaying=!1,this;as("Audio: this Audio has no playback control.")}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let t=1,e=this.filters.length;t0){this.source.disconnect(this.filters[0]);for(let t=1,e=this.filters.length;t0&&this._mixBufferRegionAdditive(i,s,this._addIndex*e,1,e);for(let t=e,r=e+e;t!==r;++t)if(i[t]!==i[t+e]){a.setValue(i,s);break}}saveOriginalState(){const t=this.binding,e=this.buffer,i=this.valueSize,s=i*this._origIndex;t.getValue(e,s);for(let t=i,r=s;t!==r;++t)e[t]=e[s+t%i];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)}_setAdditiveIdentityNumeric(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let i=t;i=.5)for(let s=0;s!==r;++s)t[e+s]=t[i+s]}_slerp(t,e,i,s){As.slerpFlat(t,e,t,e,t,i,s)}_slerpAdditive(t,e,i,s,r){const n=this._workIndex*r;As.multiplyQuaternionsFlat(t,n,t,e,t,i),As.slerpFlat(t,e,t,e,t,n,s)}_lerp(t,e,i,s,r){const n=1-s;for(let a=0;a!==r;++a){const r=e+a;t[r]=t[r]*n+t[i+a]*s}}_lerpAdditive(t,e,i,s,r){for(let n=0;n!==r;++n){const r=e+n;t[r]=t[r]+t[i+n]*s}}}const Yu="\\[\\]\\.:\\/",Hu=new RegExp("["+Yu+"]","g"),Zu="[^"+Yu+"]",Gu="[^"+Yu.replace("\\.","")+"]",$u=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",Zu)+/(WCOD+)?/.source.replace("WCOD",Gu)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Zu)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Zu)+"$"),Qu=["material","materials","bones","map"];class Ku{constructor(t,e,i){this.path=e,this.parsedPath=i||Ku.parseTrackName(e),this.node=Ku.findNode(t,this.parsedPath.nodeName),this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,i){return t&&t.isAnimationObjectGroup?new Ku.Composite(t,e,i):new Ku(t,e,i)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(Hu,"")}static parseTrackName(t){const e=$u.exec(t);if(null===e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const i={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},s=i.nodeName&&i.nodeName.lastIndexOf(".");if(void 0!==s&&-1!==s){const t=i.nodeName.substring(s+1);-1!==Qu.indexOf(t)&&(i.nodeName=i.nodeName.substring(0,s),i.objectName=t)}if(null===i.propertyName||0===i.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return i}static findNode(t,e){if(void 0===e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const i=t.skeleton.getBoneByName(e);if(void 0!==i)return i}if(t.children){const i=function(t){for(let s=0;s=r){const n=r++,l=t[n];e[l.uuid]=h,t[h]=l,e[o]=n,t[n]=a;for(let t=0,e=s;t!==e;++t){const e=i[t],s=e[n],r=e[h];e[h]=s,e[n]=r}}}this.nCachedObjects_=r}uncache(){const t=this._objects,e=this._indicesByUUID,i=this._bindings,s=i.length;let r=this.nCachedObjects_,n=t.length;for(let a=0,o=arguments.length;a!==o;++a){const o=arguments[a].uuid,h=e[o];if(void 0!==h)if(delete e[o],h0&&(e[a.uuid]=h),t[h]=a,t.pop();for(let t=0,e=s;t!==e;++t){const e=i[t];e[h]=e[r],e.pop()}}}this.nCachedObjects_=r}subscribe_(t,e){const i=this._bindingsIndicesByPath;let s=i[t];const r=this._bindings;if(void 0!==s)return r[s];const n=this._paths,a=this._parsedPaths,o=this._objects,h=o.length,l=this.nCachedObjects_,c=new Array(h);s=r.length,i[t]=s,n.push(t),a.push(e),r.push(c);for(let i=l,s=o.length;i!==s;++i){const s=o[i];c[i]=new Ku(s,t,e)}return c}unsubscribe_(t){const e=this._bindingsIndicesByPath,i=e[t];if(void 0!==i){const s=this._paths,r=this._parsedPaths,n=this._bindings,a=n.length-1,o=n[a];e[t[a]]=i,n[i]=o,n.pop(),r[i]=r[a],r.pop(),s[i]=s[a],s.pop()}}}class ed{constructor(t,e,i=null,s=e.blendMode){this._mixer=t,this._clip=e,this._localRoot=i,this.blendMode=s;const r=e.tracks,n=r.length,a=new Array(n),o={endingStart:je,endingEnd:je};for(let t=0;t!==n;++t){const e=r[t].createInterpolant(null);a[t]=e,e.settings&&Object.assign(o,e.settings),e.settings=o}this._interpolantSettings=o,this._interpolants=a,this._propertyBindings=new Array(n),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(t){return this._startTime=t,this}setLoop(t,e){return this.loop=t,this.repetitions=e,this}setEffectiveWeight(t){return this.weight=t,this._effectiveWeight=this.enabled?t:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(t){return this._scheduleFading(t,0,1)}fadeOut(t){return this._scheduleFading(t,1,0)}crossFadeFrom(t,e,i=!1){if(t.fadeOut(e),this.fadeIn(e),!0===i){const i=this._clip.duration,s=t._clip.duration,r=s/i,n=i/s;t.warp(1,r,e),this.warp(n,1,e)}return this}crossFadeTo(t,e,i=!1){return t.crossFadeFrom(this,e,i)}stopFading(){const t=this._weightInterpolant;return null!==t&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}setEffectiveTimeScale(t){return this.timeScale=t,this._effectiveTimeScale=this.paused?0:t,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(t){return this.timeScale=this._clip.duration/t,this.stopWarping()}syncWith(t){return this.time=t.time,this.timeScale=t.timeScale,this.stopWarping()}halt(t){return this.warp(this._effectiveTimeScale,0,t)}warp(t,e,i){const s=this._mixer,r=s.time,n=this.timeScale;let a=this._timeScaleInterpolant;null===a&&(a=s._lendControlInterpolant(),this._timeScaleInterpolant=a);const o=a.parameterPositions,h=a.sampleValues;return o[0]=r,o[1]=r+i,h[0]=t/n,h[1]=e/n,this}stopWarping(){const t=this._timeScaleInterpolant;return null!==t&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(t,e,i,s){if(!this.enabled)return void this._updateWeight(t);const r=this._startTime;if(null!==r){const s=(t-r)*i;s<0||0===i?e=0:(this._startTime=null,e=i*s)}e*=this._updateTimeScale(t);const n=this._updateTime(e),a=this._updateWeight(t);if(a>0){const t=this._interpolants,e=this._propertyBindings;if(this.blendMode===qe)for(let i=0,s=t.length;i!==s;++i)t[i].evaluate(n),e[i].accumulateAdditive(a);else for(let i=0,r=t.length;i!==r;++i)t[i].evaluate(n),e[i].accumulate(s,a)}}_updateWeight(t){let e=0;if(this.enabled){e=this.weight;const i=this._weightInterpolant;if(null!==i){const s=i.evaluate(t)[0];e*=s,t>i.parameterPositions[1]&&(this.stopFading(),0===s&&(this.enabled=!1))}}return this._effectiveWeight=e,e}_updateTimeScale(t){let e=0;if(!this.paused){e=this.timeScale;const i=this._timeScaleInterpolant;if(null!==i){e*=i.evaluate(t)[0],t>i.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}}return this._effectiveTimeScale=e,e}_updateTime(t){const e=this._clip.duration,i=this.loop;let s=this.time+t,r=this._loopCount;const n=2202===i;if(0===t)return-1===r||!n||1&~r?s:e-s;if(2200===i){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(s>=e)s=e;else{if(!(s<0)){this.time=s;break t}s=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=s,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===r&&(t>=0?(r=0,this._setEndings(!0,0===this.repetitions,n)):this._setEndings(0===this.repetitions,!0,n)),s>=e||s<0){const i=Math.floor(s/e);s-=e*i,r+=Math.abs(i);const a=this.repetitions-r;if(a<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,s=t>0?e:0,this.time=s,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===a){const e=t<0;this._setEndings(e,!e,n)}else this._setEndings(!1,!1,n);this._loopCount=r,this.time=s,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:i})}}else this._loopCount=r,this.time=s;if(n&&!(1&~r))return e-s}return s}_setEndings(t,e,i){const s=this._interpolantSettings;i?(s.endingStart=De,s.endingEnd=De):(s.endingStart=t?this.zeroSlopeAtStart?De:je:We,s.endingEnd=e?this.zeroSlopeAtEnd?De:je:We)}_scheduleFading(t,e,i){const s=this._mixer,r=s.time;let n=this._weightInterpolant;null===n&&(n=s._lendControlInterpolant(),this._weightInterpolant=n);const a=n.parameterPositions,o=n.sampleValues;return a[0]=r,o[0]=e,a[1]=r+t,o[1]=i,this}}const id=new Float32Array(1);class sd extends ds{constructor(t){super(),this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}_bindAction(t,e){const i=t._localRoot||this._root,s=t._clip.tracks,r=s.length,n=t._propertyBindings,a=t._interpolants,o=i.uuid,h=this._bindingsByRootAndName;let l=h[o];void 0===l&&(l={},h[o]=l);for(let t=0;t!==r;++t){const r=s[t],h=r.name;let c=l[h];if(void 0!==c)++c.referenceCount,n[t]=c;else{if(c=n[t],void 0!==c){null===c._cacheIndex&&(++c.referenceCount,this._addInactiveBinding(c,o,h));continue}const s=e&&e._propertyBindings[t].binding.parsedPath;c=new Xu(Ku.create(i,h,s),r.ValueTypeName,r.getValueSize()),++c.referenceCount,this._addInactiveBinding(c,o,h),n[t]=c}a[t].resultBuffer=c.buffer}}_activateAction(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){const e=(t._localRoot||this._root).uuid,i=t._clip.uuid,s=this._actionsByClip[i];this._bindAction(t,s&&s.knownActions[0]),this._addInactiveAction(t,i,e)}const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0===i.useCount++&&(this._lendBinding(i),i.saveOriginalState())}this._lendAction(t)}}_deactivateAction(t){if(this._isActiveAction(t)){const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0===--i.useCount&&(i.restoreOriginalState(),this._takeBackBinding(i))}this._takeBackAction(t)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}}_isActiveAction(t){const e=t._cacheIndex;return null!==e&&e=0;--e)t[e].stop();return this}update(t){t*=this.timeScale;const e=this._actions,i=this._nActiveActions,s=this.time+=t,r=Math.sign(t),n=this._accuIndex^=1;for(let a=0;a!==i;++a){e[a]._update(s,t,r,n)}const a=this._bindings,o=this._nActiveBindings;for(let t=0;t!==o;++t)a[t].apply(n);return this}setTime(t){this.time=0;for(let t=0;t=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,xd).distanceTo(t)}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}const vd=new Ts,wd=new Ts,Md=new Ts,Sd=new Ts,_d=new Ts,Ad=new Ts,Td=new Ts;class zd{constructor(t=new Ts,e=new Ts){this.start=t,this.end=e}set(t,e){return this.start.copy(t),this.end.copy(e),this}copy(t){return this.start.copy(t.start),this.end.copy(t.end),this}getCenter(t){return t.addVectors(this.start,this.end).multiplyScalar(.5)}delta(t){return t.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(t,e){return this.delta(e).multiplyScalar(t).add(this.start)}closestPointToPointParameter(t,e){vd.subVectors(t,this.start),wd.subVectors(this.end,this.start);const i=wd.dot(wd);let s=wd.dot(vd)/i;return e&&(s=xs(s,0,1)),s}closestPointToPoint(t,e,i){const s=this.closestPointToPointParameter(t,e);return this.delta(i).multiplyScalar(s).add(this.start)}distanceSqToLine3(t,e=Ad,i=Td){const s=1e-8*1e-8;let r,n;const a=this.start,o=t.start,h=this.end,l=t.end;Md.subVectors(h,a),Sd.subVectors(l,o),_d.subVectors(a,o);const c=Md.dot(Md),u=Sd.dot(Sd),d=Sd.dot(_d);if(c<=s&&u<=s)return e.copy(a),i.copy(o),e.sub(i),e.dot(e);if(c<=s)r=0,n=d/u,n=xs(n,0,1);else{const t=Md.dot(_d);if(u<=s)n=0,r=xs(-t/c,0,1);else{const e=Md.dot(Sd),i=c*u-e*e;r=0!==i?xs((e*d-t*u)/i,0,1):0,n=(e*r+d)/u,n<0?(n=0,r=xs(-t/c,0,1)):n>1&&(n=1,r=xs((e-t)/c,0,1))}}return e.copy(a).addScaledVector(Md,r),i.copy(o).addScaledVector(Sd,n),e.distanceToSquared(i)}applyMatrix4(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this}equals(t){return t.start.equals(this.start)&&t.end.equals(this.end)}clone(){return(new this.constructor).copy(this)}}const Cd=new Ts;class Id extends Ar{constructor(t,e){super(),this.light=t,this.matrixAutoUpdate=!1,this.color=e,this.type="SpotLightHelper";const i=new Un,s=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(let t=0,e=1,i=32;t1)for(let i=0;i.99999)this.quaternion.set(0,0,0,1);else if(t.y<-.99999)this.quaternion.set(1,0,0,0);else{tp.set(t.z,0,-t.x).normalize();const e=Math.acos(t.y);this.quaternion.setFromAxisAngle(tp,e)}}setLength(t,e=.2*t,i=.2*e){this.line.scale.set(1,Math.max(1e-4,t-e),1),this.line.updateMatrix(),this.cone.scale.set(i,e,i),this.cone.position.y=t,this.cone.updateMatrix()}setColor(t){this.line.material.color.set(t),this.cone.material.color.set(t)}copy(t){return super.copy(t,!1),this.line.copy(t.line),this.cone.copy(t.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}}class rp extends Zo{constructor(t=1){const e=[0,0,0,t,0,0,0,0,0,0,t,0,0,0,0,0,0,t],i=new Un;i.setAttribute("position",new kn(e,3)),i.setAttribute("color",new kn([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3));super(i,new Eo({vertexColors:!0,toneMapped:!1})),this.type="AxesHelper"}setColors(t,e,i){const s=new Pr,r=this.geometry.attributes.color.array;return s.set(t),s.toArray(r,0),s.toArray(r,3),s.set(e),s.toArray(r,6),s.toArray(r,9),s.set(i),s.toArray(r,12),s.toArray(r,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class np{constructor(){this.type="ShapePath",this.color=new Pr,this.subPaths=[],this.currentPath=null}moveTo(t,e){return this.currentPath=new Hh,this.subPaths.push(this.currentPath),this.currentPath.moveTo(t,e),this}lineTo(t,e){return this.currentPath.lineTo(t,e),this}quadraticCurveTo(t,e,i,s){return this.currentPath.quadraticCurveTo(t,e,i,s),this}bezierCurveTo(t,e,i,s,r,n){return this.currentPath.bezierCurveTo(t,e,i,s,r,n),this}splineThru(t){return this.currentPath.splineThru(t),this}toShapes(t){function e(t,e){const i=e.length;let s=!1;for(let r=i-1,n=0;nNumber.EPSILON){if(h<0&&(i=e[n],o=-o,a=e[r],h=-h),t.ya.y)continue;if(t.y===i.y){if(t.x===i.x)return!0}else{const e=h*(t.x-i.x)-o*(t.y-i.y);if(0===e)return!0;if(e<0)continue;s=!s}}else{if(t.y!==i.y)continue;if(a.x<=t.x&&t.x<=i.x||i.x<=t.x&&t.x<=a.x)return!0}}return s}const i=Sl.isClockWise,s=this.subPaths;if(0===s.length)return[];let r,n,a;const o=[];if(1===s.length)return n=s[0],a=new Zh,a.curves=n.curves,o.push(a),o;let h=!i(s[0].getPoints());h=t?!h:h;const l=[],c=[];let u,d,p=[],m=0;c[m]=void 0,p[m]=[];for(let e=0,a=s.length;e1){let t=!1,i=0;for(let t=0,e=c.length;t0&&!1===t&&(p=l)}for(let t=0,e=c.length;te?(t.repeat.x=1,t.repeat.y=i/e,t.offset.x=0,t.offset.y=(1-t.repeat.y)/2):(t.repeat.x=e/i,t.repeat.y=1,t.offset.x=(1-t.repeat.x)/2,t.offset.y=0),t}(t,e)}static cover(t,e){return function(t,e){const i=t.image&&t.image.width?t.image.width/t.image.height:1;return i>e?(t.repeat.x=e/i,t.repeat.y=1,t.offset.x=(1-t.repeat.x)/2,t.offset.y=0):(t.repeat.x=1,t.repeat.y=i/e,t.offset.x=0,t.offset.y=(1-t.repeat.y)/2),t}(t,e)}static fill(t){return function(t){return t.repeat.x=1,t.repeat.y=1,t.offset.x=0,t.offset.y=0,t}(t)}static getByteLength(t,e,i,s){return op(t,e,i,s)}}"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:t}})),"undefined"!=typeof window&&(window.__THREE__?as("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=t);export{it as ACESFilmicToneMapping,w as AddEquation,$ as AddOperation,qe as AdditiveAnimationBlendMode,g as AdditiveBlending,rt as AgXToneMapping,jt as AlphaFormat,ki as AlwaysCompare,W as AlwaysDepth,Si as AlwaysStencilFunc,ou as AmbientLight,ed as AnimationAction,Sc as AnimationClip,Pc as AnimationLoader,sd as AnimationMixer,td as AnimationObjectGroup,lc as AnimationUtils,Ih as ArcCurve,Bu as ArrayCamera,sp as ArrowHelper,at as AttachedBindMode,Lu as Audio,Ju as AudioAnalyser,Mu as AudioContext,Fu as AudioListener,Su as AudioLoader,rp as AxesHelper,d as BackSide,He as BasicDepthPacking,o as BasicShadowMap,Vo as BatchedMesh,mc as BezierInterpolant,Xa as Bone,gc as BooleanKeyframeTrack,bd as Box2,Qr as Box3,Qd as Box3Helper,yh as BoxGeometry,$d as BoxHelper,Mn as BufferAttribute,Un as BufferGeometry,mu as BufferGeometryLoader,Ct as ByteType,Ac as Cache,Zc as Camera,Hd as CameraHelper,uh as CanvasTexture,gh as CapsuleGeometry,Nh as CatmullRomCurve3,et as CineonToneMapping,fh as CircleGeometry,yt as ClampToEdgeWrapping,md as Clock,Pr as Color,fc as ColorKeyframeTrack,Rs as ColorManagement,Hi as Compatibility,hh as CompressedArrayTexture,lh as CompressedCubeTexture,oh as CompressedTexture,Rc as CompressedTextureLoader,bh as ConeGeometry,L as ConstantAlphaFactor,E as ConstantColorFactor,ap as Controls,Iu as CubeCamera,ph as CubeDepthTexture,lt as CubeReflectionMapping,ct as CubeRefractionMapping,ch as CubeTexture,Ec as CubeTextureLoader,pt as CubeUVReflectionMapping,Lh as CubicBezierCurve,jh as CubicBezierCurve3,uc as CubicInterpolant,r as CullFaceBack,n as CullFaceFront,a as CullFaceFrontBack,s as CullFaceNone,zh as Curve,Yh as CurvePath,b as CustomBlending,st as CustomToneMapping,xh as CylinderGeometry,gd as Cylindrical,Gs as Data3DTexture,Hs as DataArrayTexture,Ya as DataTexture,Fc as DataTextureLoader,xn as DataUtils,di as DecrementStencilOp,mi as DecrementWrapStencilOp,Cc as DefaultLoadingManager,Ut as DepthFormat,qt as DepthStencilFormat,dh as DepthTexture,ot as DetachedBindMode,au as DirectionalLight,Jd as DirectionalLightHelper,pc as DiscreteInterpolant,wh as DodecahedronGeometry,p as DoubleSide,O as DstAlphaFactor,R as DstColorFactor,Li as DynamicCopyUsage,Pi as DynamicDrawUsage,Vi as DynamicReadUsage,Th as EdgesGeometry,Ch as EllipseCurve,Ti as EqualCompare,J as EqualDepth,xi as EqualStencilFunc,ut as EquirectangularReflectionMapping,dt as EquirectangularRefractionMapping,hr as Euler,ds as EventDispatcher,mh as ExternalTexture,Tl as ExtrudeGeometry,Oc as FileLoader,Bn as Float16BufferAttribute,kn as Float32BufferAttribute,Pt as FloatType,Vr as Fog,Nr as FogExp2,ah as FramebufferTexture,u as FrontSide,mo as Frustum,fo as FrustumArray,ld as GLBufferAttribute,Di as GLSL1,Wi as GLSL3,Ci as GreaterCompare,Y as GreaterDepth,Bi as GreaterEqualCompare,X as GreaterEqualDepth,Mi as GreaterEqualStencilFunc,vi as GreaterStencilFunc,jd as GridHelper,Tr as Group,Rt as HalfFloatType,Dc as HemisphereLight,Ld as HemisphereLightHelper,Cl as IcosahedronGeometry,vu as ImageBitmapLoader,Vc as ImageLoader,Fs as ImageUtils,ui as IncrementStencilOp,pi as IncrementWrapStencilOp,$a as InstancedBufferAttribute,pu as InstancedBufferGeometry,hd as InstancedInterleavedBuffer,no as InstancedMesh,Tn as Int16BufferAttribute,Cn as Int32BufferAttribute,Sn as Int8BufferAttribute,kt as IntType,qn as InterleavedBuffer,Xn as InterleavedBufferAttribute,cc as Interpolant,Le as InterpolateBezier,Ve as InterpolateDiscrete,Ee as InterpolateLinear,Fe as InterpolateSmooth,Yi as InterpolationSamplingMode,Xi as InterpolationSamplingType,yi as InvertStencilOp,li as KeepStencilOp,yc as KeyframeTrack,pa as LOD,Il as LatheGeometry,lr as Layers,Ai as LessCompare,U as LessDepth,zi as LessEqualCompare,q as LessEqualDepth,bi as LessEqualStencilFunc,fi as LessStencilFunc,jc as Light,cu as LightProbe,Jo as Line,zd as Line3,Eo as LineBasicMaterial,Dh as LineCurve,Wh as LineCurve3,rc as LineDashedMaterial,Go as LineLoop,Zo as LineSegments,Mt as LinearFilter,dc as LinearInterpolant,Tt as LinearMipMapLinearFilter,_t as LinearMipMapNearestFilter,At as LinearMipmapLinearFilter,St as LinearMipmapNearestFilter,ii as LinearSRGBColorSpace,K as LinearToneMapping,si as LinearTransfer,Ic as Loader,du as LoaderUtils,zc as LoadingManager,Pe as LoopOnce,Ne as LoopPingPong,Re as LoopRepeat,e as MOUSE,Zn as Material,v as MaterialBlending,uu as MaterialLoader,Ss as MathUtils,fd as Matrix2,Is as Matrix3,Qs as Matrix4,A as MaxEquation,Ra as Mesh,Ma as MeshBasicMaterial,ec as MeshDepthMaterial,ic as MeshDistanceMaterial,tc as MeshLambertMaterial,sc as MeshMatcapMaterial,Kl as MeshNormalMaterial,$l as MeshPhongMaterial,Gl as MeshPhysicalMaterial,Zl as MeshStandardMaterial,Ql as MeshToonMaterial,_ as MinEquation,gt as MirroredRepeatWrapping,G as MixOperation,x as MultiplyBlending,Z as MultiplyOperation,ft as NearestFilter,wt as NearestMipMapLinearFilter,bt as NearestMipMapNearestFilter,vt as NearestMipmapLinearFilter,xt as NearestMipmapNearestFilter,nt as NeutralToneMapping,_i as NeverCompare,D as NeverDepth,gi as NeverStencilFunc,m as NoBlending,ti as NoColorSpace,ni as NoNormalPacking,Q as NoToneMapping,Ue as NormalAnimationBlendMode,y as NormalBlending,oi as NormalGAPacking,ai as NormalRGPacking,Ii as NotEqualCompare,H as NotEqualDepth,wi as NotEqualStencilFunc,xc as NumberKeyframeTrack,Ar as Object3D,yu as ObjectLoader,Ke as ObjectSpaceNormalMap,Bl as OctahedronGeometry,z as OneFactor,j as OneMinusConstantAlphaFactor,F as OneMinusConstantColorFactor,P as OneMinusDstAlphaFactor,N as OneMinusDstColorFactor,k as OneMinusSrcAlphaFactor,I as OneMinusSrcColorFactor,ru as OrthographicCamera,h as PCFShadowMap,l as PCFSoftShadowMap,Hh as Path,Kc as PerspectiveCamera,lo as Plane,kl as PlaneGeometry,Kd as PlaneHelper,su as PointLight,Nd as PointLightHelper,ih as Points,$o as PointsMaterial,Dd as PolarGridHelper,vh as PolyhedronGeometry,qu as PositionalAudio,Ku as PropertyBinding,Xu as PropertyMixer,Uh as QuadraticBezierCurve,qh as QuadraticBezierCurve3,As as Quaternion,vc as QuaternionKeyframeTrack,bc as QuaternionLinearInterpolant,he as R11_EAC_Format,gs as RAD2DEG,ke as RED_GREEN_RGTC2_Format,Ie as RED_RGTC1_Format,t as REVISION,ce as RG11_EAC_Format,Ze as RGBADepthPacking,Wt as RGBAFormat,Gt as RGBAIntegerFormat,Se as RGBA_ASTC_10x10_Format,ve as RGBA_ASTC_10x5_Format,we as RGBA_ASTC_10x6_Format,Me as RGBA_ASTC_10x8_Format,_e as RGBA_ASTC_12x10_Format,Ae as RGBA_ASTC_12x12_Format,de as RGBA_ASTC_4x4_Format,pe as RGBA_ASTC_5x4_Format,me as RGBA_ASTC_5x5_Format,ye as RGBA_ASTC_6x5_Format,ge as RGBA_ASTC_6x6_Format,fe as RGBA_ASTC_8x5_Format,xe as RGBA_ASTC_8x6_Format,be as RGBA_ASTC_8x8_Format,Te as RGBA_BPTC_Format,oe as RGBA_ETC2_EAC_Format,re as RGBA_PVRTC_2BPPV1_Format,se as RGBA_PVRTC_4BPPV1_Format,Qt as RGBA_S3TC_DXT1_Format,Kt as RGBA_S3TC_DXT3_Format,te as RGBA_S3TC_DXT5_Format,Ge as RGBDepthPacking,Dt as RGBFormat,Zt as RGBIntegerFormat,ze as RGB_BPTC_SIGNED_Format,Ce as RGB_BPTC_UNSIGNED_Format,ne as RGB_ETC1_Format,ae as RGB_ETC2_Format,ie as RGB_PVRTC_2BPPV1_Format,ee as RGB_PVRTC_4BPPV1_Format,$t as RGB_S3TC_DXT1_Format,$e as RGDepthPacking,Yt as RGFormat,Ht as RGIntegerFormat,Hl as RawShaderMaterial,wa as Ray,ud as Raycaster,hu as RectAreaLight,Jt as RedFormat,Xt as RedIntegerFormat,tt as ReinhardToneMapping,Xs as RenderTarget,rd as RenderTarget3D,mt as RepeatWrapping,ci as ReplaceStencilOp,S as ReverseSubtractEquation,us as ReversedDepthFuncs,Ol as RingGeometry,le as SIGNED_R11_EAC_Format,Oe as SIGNED_RED_GREEN_RGTC2_Format,Be as SIGNED_RED_RGTC1_Format,ue as SIGNED_RG11_EAC_Format,ei as SRGBColorSpace,ri as SRGBTransfer,Er as Scene,Yl as ShaderMaterial,Wl as ShadowMaterial,Zh as Shape,Pl as ShapeGeometry,np as ShapePath,Sl as ShapeUtils,It as ShortType,Ga as Skeleton,Pd as SkeletonHelper,Ja as SkinnedMesh,js as Source,Nn as Sphere,Rl as SphereGeometry,yd as Spherical,lu as SphericalHarmonics3,Jh as SplineCurve,eu as SpotLight,Id as SpotLightHelper,la as Sprite,Gn as SpriteMaterial,B as SrcAlphaFactor,V as SrcAlphaSaturateFactor,C as SrcColorFactor,Fi as StaticCopyUsage,Oi as StaticDrawUsage,Ni as StaticReadUsage,zu as StereoCamera,ji as StreamCopyUsage,Ri as StreamDrawUsage,Ei as StreamReadUsage,wc as StringKeyframeTrack,M as SubtractEquation,f as SubtractiveBlending,i as TOUCH,Qe as TangentSpaceNormalMap,Nl as TetrahedronGeometry,qs as Texture,Lc as TextureLoader,hp as TextureUtils,ku as Timer,Ji as TimestampQuery,Vl as TorusGeometry,El as TorusKnotGeometry,$r as Triangle,Ye as TriangleFanDrawMode,Xe as TriangleStripDrawMode,Je as TrianglesDrawMode,Fl as TubeGeometry,ht as UVMapping,zn as Uint16BufferAttribute,In as Uint32BufferAttribute,_n as Uint8BufferAttribute,An as Uint8ClampedBufferAttribute,nd as Uniform,od as UniformsGroup,Xl as UniformsUtils,zt as UnsignedByteType,Lt as UnsignedInt101111Type,Et as UnsignedInt248Type,Ft as UnsignedInt5999Type,Ot as UnsignedIntType,Nt as UnsignedShort4444Type,Vt as UnsignedShort5551Type,Bt as UnsignedShortType,c as VSMShadowMap,_s as Vector2,Ts as Vector3,Js as Vector4,Mc as VectorKeyframeTrack,nh as VideoFrameTexture,rh as 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As{constructor(t=0,e=0,i=0,s=1){this.isQuaternion=!0,this._x=t,this._y=e,this._z=i,this._w=s}static slerpFlat(t,e,i,s,r,n,a){let o=i[s+0],h=i[s+1],l=i[s+2],c=i[s+3],u=r[n+0],d=r[n+1],p=r[n+2],m=r[n+3];if(c!==m||o!==u||h!==d||l!==p){let t=o*u+h*d+l*p+c*m;t<0&&(u=-u,d=-d,p=-p,m=-m,t=-t);let e=1-a;if(t<.9995){const i=Math.acos(t),s=Math.sin(i);e=Math.sin(e*i)/s,o=o*e+u*(a=Math.sin(a*i)/s),h=h*e+d*a,l=l*e+p*a,c=c*e+m*a}else{o=o*e+u*a,h=h*e+d*a,l=l*e+p*a,c=c*e+m*a;const t=1/Math.sqrt(o*o+h*h+l*l+c*c);o*=t,h*=t,l*=t,c*=t}}t[e]=o,t[e+1]=h,t[e+2]=l,t[e+3]=c}static multiplyQuaternionsFlat(t,e,i,s,r,n){const a=i[s],o=i[s+1],h=i[s+2],l=i[s+3],c=r[n],u=r[n+1],d=r[n+2],p=r[n+3];return t[e]=a*p+l*c+o*d-h*u,t[e+1]=o*p+l*u+h*c-a*d,t[e+2]=h*p+l*d+a*u-o*c,t[e+3]=l*p-a*c-o*u-h*d,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,i,s){return this._x=t,this._y=e,this._z=i,this._w=s,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e=!0){const i=t._x,s=t._y,r=t._z,n=t._order,a=Math.cos,o=Math.sin,h=a(i/2),l=a(s/2),c=a(r/2),u=o(i/2),d=o(s/2),p=o(r/2);switch(n){case"XYZ":this._x=u*l*c+h*d*p,this._y=h*d*c-u*l*p,this._z=h*l*p+u*d*c,this._w=h*l*c-u*d*p;break;case"YXZ":this._x=u*l*c+h*d*p,this._y=h*d*c-u*l*p,this._z=h*l*p-u*d*c,this._w=h*l*c+u*d*p;break;case"ZXY":this._x=u*l*c-h*d*p,this._y=h*d*c+u*l*p,this._z=h*l*p+u*d*c,this._w=h*l*c-u*d*p;break;case"ZYX":this._x=u*l*c-h*d*p,this._y=h*d*c+u*l*p,this._z=h*l*p-u*d*c,this._w=h*l*c+u*d*p;break;case"YZX":this._x=u*l*c+h*d*p,this._y=h*d*c+u*l*p,this._z=h*l*p-u*d*c,this._w=h*l*c-u*d*p;break;case"XZY":this._x=u*l*c-h*d*p,this._y=h*d*c-u*l*p,this._z=h*l*p+u*d*c,this._w=h*l*c+u*d*p;break;default:as("Quaternion: .setFromEuler() encountered an unknown order: "+n)}return!0===e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const i=e/2,s=Math.sin(i);return this._x=t.x*s,this._y=t.y*s,this._z=t.z*s,this._w=Math.cos(i),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,i=e[0],s=e[4],r=e[8],n=e[1],a=e[5],o=e[9],h=e[2],l=e[6],c=e[10],u=i+a+c;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(l-o)*t,this._y=(r-h)*t,this._z=(n-s)*t}else if(i>a&&i>c){const t=2*Math.sqrt(1+i-a-c);this._w=(l-o)/t,this._x=.25*t,this._y=(s+n)/t,this._z=(r+h)/t}else if(a>c){const t=2*Math.sqrt(1+a-i-c);this._w=(r-h)/t,this._x=(s+n)/t,this._y=.25*t,this._z=(o+l)/t}else{const t=2*Math.sqrt(1+c-i-a);this._w=(n-s)/t,this._x=(r+h)/t,this._y=(o+l)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let i=t.dot(e)+1;return i<1e-8?(i=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=i):(this._x=0,this._y=-t.z,this._z=t.y,this._w=i)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=i),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(xs(this.dot(t),-1,1)))}rotateTowards(t,e){const i=this.angleTo(t);if(0===i)return this;const s=Math.min(1,e/i);return this.slerp(t,s),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t){return this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const i=t._x,s=t._y,r=t._z,n=t._w,a=e._x,o=e._y,h=e._z,l=e._w;return this._x=i*l+n*a+s*h-r*o,this._y=s*l+n*o+r*a-i*h,this._z=r*l+n*h+i*o-s*a,this._w=n*l-i*a-s*o-r*h,this._onChangeCallback(),this}slerp(t,e){let i=t._x,s=t._y,r=t._z,n=t._w,a=this.dot(t);a<0&&(i=-i,s=-s,r=-r,n=-n,a=-a);let o=1-e;if(a<.9995){const t=Math.acos(a),h=Math.sin(t);o=Math.sin(o*t)/h,e=Math.sin(e*t)/h,this._x=this._x*o+i*e,this._y=this._y*o+s*e,this._z=this._z*o+r*e,this._w=this._w*o+n*e,this._onChangeCallback()}else this._x=this._x*o+i*e,this._y=this._y*o+s*e,this._z=this._z*o+r*e,this._w=this._w*o+n*e,this.normalize();return this}slerpQuaternions(t,e,i){return this.copy(t).slerp(e,i)}random(){const t=2*Math.PI*Math.random(),e=2*Math.PI*Math.random(),i=Math.random(),s=Math.sqrt(1-i),r=Math.sqrt(i);return this.set(s*Math.sin(t),s*Math.cos(t),r*Math.sin(e),r*Math.cos(e))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class Ts{static{Ts.prototype.isVector3=!0}constructor(t=0,e=0,i=0){this.x=t,this.y=e,this.z=i}set(t,e,i){return void 0===i&&(i=this.z),this.x=t,this.y=e,this.z=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return this.applyQuaternion(Cs.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(Cs.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,i=this.y,s=this.z,r=t.elements;return this.x=r[0]*e+r[3]*i+r[6]*s,this.y=r[1]*e+r[4]*i+r[7]*s,this.z=r[2]*e+r[5]*i+r[8]*s,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,i=this.y,s=this.z,r=t.elements,n=1/(r[3]*e+r[7]*i+r[11]*s+r[15]);return this.x=(r[0]*e+r[4]*i+r[8]*s+r[12])*n,this.y=(r[1]*e+r[5]*i+r[9]*s+r[13])*n,this.z=(r[2]*e+r[6]*i+r[10]*s+r[14])*n,this}applyQuaternion(t){const e=this.x,i=this.y,s=this.z,r=t.x,n=t.y,a=t.z,o=t.w,h=2*(n*s-a*i),l=2*(a*e-r*s),c=2*(r*i-n*e);return this.x=e+o*h+n*c-a*l,this.y=i+o*l+a*h-r*c,this.z=s+o*c+r*l-n*h,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,i=this.y,s=this.z,r=t.elements;return this.x=r[0]*e+r[4]*i+r[8]*s,this.y=r[1]*e+r[5]*i+r[9]*s,this.z=r[2]*e+r[6]*i+r[10]*s,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=xs(this.x,t.x,e.x),this.y=xs(this.y,t.y,e.y),this.z=xs(this.z,t.z,e.z),this}clampScalar(t,e){return this.x=xs(this.x,t,e),this.y=xs(this.y,t,e),this.z=xs(this.z,t,e),this}clampLength(t,e){const i=this.length();return this.divideScalar(i||1).multiplyScalar(xs(i,t,e))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this.z=t.z+(e.z-t.z)*i,this}cross(t){return this.crossVectors(this,t)}crossVectors(t,e){const i=t.x,s=t.y,r=t.z,n=e.x,a=e.y,o=e.z;return this.x=s*o-r*a,this.y=r*n-i*o,this.z=i*a-s*n,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const i=t.dot(this)/e;return this.copy(t).multiplyScalar(i)}projectOnPlane(t){return zs.copy(this).projectOnVector(t),this.sub(zs)}reflect(t){return this.sub(zs.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const i=this.dot(t)/e;return Math.acos(xs(i,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,i=this.y-t.y,s=this.z-t.z;return e*e+i*i+s*s}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,i){const s=Math.sin(e)*t;return this.x=s*Math.sin(i),this.y=Math.cos(e)*t,this.z=s*Math.cos(i),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,i){return this.x=t*Math.sin(e),this.y=i,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),i=this.setFromMatrixColumn(t,1).length(),s=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=i,this.z=s,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=Math.random()*Math.PI*2,e=2*Math.random()-1,i=Math.sqrt(1-e*e);return this.x=i*Math.cos(t),this.y=e,this.z=i*Math.sin(t),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const zs=new Ts,Cs=new As;class Is{static{Is.prototype.isMatrix3=!0}constructor(t,e,i,s,r,n,a,o,h){this.elements=[1,0,0,0,1,0,0,0,1],void 0!==t&&this.set(t,e,i,s,r,n,a,o,h)}set(t,e,i,s,r,n,a,o,h){const l=this.elements;return l[0]=t,l[1]=s,l[2]=a,l[3]=e,l[4]=r,l[5]=o,l[6]=i,l[7]=n,l[8]=h,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){const e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],this}extractBasis(t,e,i){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),i.setFromMatrix3Column(this,2),this}setFromMatrix4(t){const e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const i=t.elements,s=e.elements,r=this.elements,n=i[0],a=i[3],o=i[6],h=i[1],l=i[4],c=i[7],u=i[2],d=i[5],p=i[8],m=s[0],y=s[3],g=s[6],f=s[1],x=s[4],b=s[7],v=s[2],w=s[5],M=s[8];return r[0]=n*m+a*f+o*v,r[3]=n*y+a*x+o*w,r[6]=n*g+a*b+o*M,r[1]=h*m+l*f+c*v,r[4]=h*y+l*x+c*w,r[7]=h*g+l*b+c*M,r[2]=u*m+d*f+p*v,r[5]=u*y+d*x+p*w,r[8]=u*g+d*b+p*M,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this}determinant(){const t=this.elements,e=t[0],i=t[1],s=t[2],r=t[3],n=t[4],a=t[5],o=t[6],h=t[7],l=t[8];return e*n*l-e*a*h-i*r*l+i*a*o+s*r*h-s*n*o}invert(){const t=this.elements,e=t[0],i=t[1],s=t[2],r=t[3],n=t[4],a=t[5],o=t[6],h=t[7],l=t[8],c=l*n-a*h,u=a*o-l*r,d=h*r-n*o,p=e*c+i*u+s*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const m=1/p;return t[0]=c*m,t[1]=(s*h-l*i)*m,t[2]=(a*i-s*n)*m,t[3]=u*m,t[4]=(l*e-s*o)*m,t[5]=(s*r-a*e)*m,t[6]=d*m,t[7]=(i*o-h*e)*m,t[8]=(n*e-i*r)*m,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,i,s,r,n,a){const o=Math.cos(r),h=Math.sin(r);return this.set(i*o,i*h,-i*(o*n+h*a)+n+t,-s*h,s*o,-s*(-h*n+o*a)+a+e,0,0,1),this}scale(t,e){return this.premultiply(Bs.makeScale(t,e)),this}rotate(t){return this.premultiply(Bs.makeRotation(-t)),this}translate(t,e){return this.premultiply(Bs.makeTranslation(t,e)),this}makeTranslation(t,e){return t.isVector2?this.set(1,0,t.x,0,1,t.y,0,0,1):this.set(1,0,t,0,1,e,0,0,1),this}makeRotation(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,i,e,0,0,0,1),this}makeScale(t,e){return this.set(t,0,0,0,e,0,0,0,1),this}equals(t){const e=this.elements,i=t.elements;for(let t=0;t<9;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t,e=0){for(let i=0;i<9;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t}clone(){return(new this.constructor).fromArray(this.elements)}}const Bs=new Is,ks=(new Is).set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),Os=(new Is).set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function Ps(){const t={enabled:!0,workingColorSpace:ii,spaces:{},convert:function(t,e,i){return!1!==this.enabled&&e!==i&&e&&i?(this.spaces[e].transfer===ri&&(t.r=Ns(t.r),t.g=Ns(t.g),t.b=Ns(t.b)),this.spaces[e].primaries!==this.spaces[i].primaries&&(t.applyMatrix3(this.spaces[e].toXYZ),t.applyMatrix3(this.spaces[i].fromXYZ)),this.spaces[i].transfer===ri&&(t.r=Vs(t.r),t.g=Vs(t.g),t.b=Vs(t.b)),t):t},workingToColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},colorSpaceToWorking:function(t,e){return this.convert(t,e,this.workingColorSpace)},getPrimaries:function(t){return this.spaces[t].primaries},getTransfer:function(t){return""===t?si:this.spaces[t].transfer},getToneMappingMode:function(t){return this.spaces[t].outputColorSpaceConfig.toneMappingMode||"standard"},getLuminanceCoefficients:function(t,e=this.workingColorSpace){return t.fromArray(this.spaces[e].luminanceCoefficients)},define:function(t){Object.assign(this.spaces,t)},_getMatrix:function(t,e,i){return t.copy(this.spaces[e].toXYZ).multiply(this.spaces[i].fromXYZ)},_getDrawingBufferColorSpace:function(t){return this.spaces[t].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(t=this.workingColorSpace){return this.spaces[t].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(e,i){return hs("ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),t.workingToColorSpace(e,i)},toWorkingColorSpace:function(e,i){return hs("ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),t.colorSpaceToWorking(e,i)}},e=[.64,.33,.3,.6,.15,.06],i=[.2126,.7152,.0722],s=[.3127,.329];return t.define({[ii]:{primaries:e,whitePoint:s,transfer:si,toXYZ:ks,fromXYZ:Os,luminanceCoefficients:i,workingColorSpaceConfig:{unpackColorSpace:ei},outputColorSpaceConfig:{drawingBufferColorSpace:ei}},[ei]:{primaries:e,whitePoint:s,transfer:ri,toXYZ:ks,fromXYZ:Os,luminanceCoefficients:i,outputColorSpaceConfig:{drawingBufferColorSpace:ei}}}),t}const Rs=Ps();function Ns(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function Vs(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}let Es;class Fs{static getDataURL(t,e="image/png"){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;let i;if(t instanceof HTMLCanvasElement)i=t;else{void 0===Es&&(Es=Qi("canvas")),Es.width=t.width,Es.height=t.height;const e=Es.getContext("2d");t instanceof ImageData?e.putImageData(t,0,0):e.drawImage(t,0,0,t.width,t.height),i=Es}return i.toDataURL(e)}static sRGBToLinear(t){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const e=Qi("canvas");e.width=t.width,e.height=t.height;const i=e.getContext("2d");i.drawImage(t,0,0,t.width,t.height);const s=i.getImageData(0,0,t.width,t.height),r=s.data;for(let t=0;t1),this.pmremVersion=0}get width(){return this.source.getSize(Us).x}get height(){return this.source.getSize(Us).y}get depth(){return this.source.getSize(Us).z}get image(){return this.source.data}set image(t){this.source.data=t}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}clone(){return(new this.constructor).copy(this)}copy(t){return this.name=t.name,this.source=t.source,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.channel=t.channel,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.colorSpace=t.colorSpace,this.renderTarget=t.renderTarget,this.isRenderTargetTexture=t.isRenderTargetTexture,this.isArrayTexture=t.isArrayTexture,this.userData=JSON.parse(JSON.stringify(t.userData)),this.needsUpdate=!0,this}setValues(t){for(const e in t){const i=t[e];if(void 0===i){as(`Texture.setValues(): parameter '${e}' has value of undefined.`);continue}const s=this[e];void 0!==s?s&&i&&s.isVector2&&i.isVector2||s&&i&&s.isVector3&&i.isVector3||s&&i&&s.isMatrix3&&i.isMatrix3?s.copy(i):this[e]=i:as(`Texture.setValues(): property '${e}' does not exist.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];const i={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(t).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(i.userData=this.userData),e||(t.textures[this.uuid]=i),i}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(this.mapping!==ht)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case mt:t.x=t.x-Math.floor(t.x);break;case yt:t.x=t.x<0?0:1;break;case gt:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case mt:t.y=t.y-Math.floor(t.y);break;case yt:t.y=t.y<0?0:1;break;case gt:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(t){!0===t&&this.pmremVersion++}}qs.DEFAULT_IMAGE=null,qs.DEFAULT_MAPPING=ht,qs.DEFAULT_ANISOTROPY=1;class Js{static{Js.prototype.isVector4=!0}constructor(t=0,e=0,i=0,s=1){this.x=t,this.y=e,this.z=i,this.w=s}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,i,s){return this.x=t,this.y=e,this.z=i,this.w=s,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,i=this.y,s=this.z,r=this.w,n=t.elements;return this.x=n[0]*e+n[4]*i+n[8]*s+n[12]*r,this.y=n[1]*e+n[5]*i+n[9]*s+n[13]*r,this.z=n[2]*e+n[6]*i+n[10]*s+n[14]*r,this.w=n[3]*e+n[7]*i+n[11]*s+n[15]*r,this}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this.w/=t.w,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,i,s,r;const n=.01,a=.1,o=t.elements,h=o[0],l=o[4],c=o[8],u=o[1],d=o[5],p=o[9],m=o[2],y=o[6],g=o[10];if(Math.abs(l-u)o&&t>f?tf?o1);this.dispose()}this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)}clone(){return(new this.constructor).copy(this)}copy(t){this.width=t.width,this.height=t.height,this.depth=t.depth,this.scissor.copy(t.scissor),this.scissorTest=t.scissorTest,this.viewport.copy(t.viewport),this.textures.length=0;for(let e=0,i=t.textures.length;e>>0}enable(t){this.mask|=1<1){for(let t=0;t1){for(let t=0;t0&&(s.userData=this.userData),s.layers=this.layers.mask,s.matrix=this.matrix.toArray(),s.up=this.up.toArray(),null!==this.pivot&&(s.pivot=this.pivot.toArray()),!1===this.matrixAutoUpdate&&(s.matrixAutoUpdate=!1),void 0!==this.morphTargetDictionary&&(s.morphTargetDictionary=Object.assign({},this.morphTargetDictionary)),void 0!==this.morphTargetInfluences&&(s.morphTargetInfluences=this.morphTargetInfluences.slice()),this.isInstancedMesh&&(s.type="InstancedMesh",s.count=this.count,s.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(s.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(s.type="BatchedMesh",s.perObjectFrustumCulled=this.perObjectFrustumCulled,s.sortObjects=this.sortObjects,s.drawRanges=this._drawRanges,s.reservedRanges=this._reservedRanges,s.geometryInfo=this._geometryInfo.map(t=>({...t,boundingBox:t.boundingBox?t.boundingBox.toJSON():void 0,boundingSphere:t.boundingSphere?t.boundingSphere.toJSON():void 0})),s.instanceInfo=this._instanceInfo.map(t=>({...t})),s.availableInstanceIds=this._availableInstanceIds.slice(),s.availableGeometryIds=this._availableGeometryIds.slice(),s.nextIndexStart=this._nextIndexStart,s.nextVertexStart=this._nextVertexStart,s.geometryCount=this._geometryCount,s.maxInstanceCount=this._maxInstanceCount,s.maxVertexCount=this._maxVertexCount,s.maxIndexCount=this._maxIndexCount,s.geometryInitialized=this._geometryInitialized,s.matricesTexture=this._matricesTexture.toJSON(t),s.indirectTexture=this._indirectTexture.toJSON(t),null!==this._colorsTexture&&(s.colorsTexture=this._colorsTexture.toJSON(t)),null!==this.boundingSphere&&(s.boundingSphere=this.boundingSphere.toJSON()),null!==this.boundingBox&&(s.boundingBox=this.boundingBox.toJSON())),this.isScene)this.background&&(this.background.isColor?s.background=this.background.toJSON():this.background.isTexture&&(s.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(s.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){s.geometry=r(t.geometries,this.geometry);const e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){const i=e.shapes;if(Array.isArray(i))for(let e=0,s=i.length;e0){s.children=[];for(let e=0;e0){s.animations=[];for(let e=0;e0&&(i.geometries=e),s.length>0&&(i.materials=s),r.length>0&&(i.textures=r),a.length>0&&(i.images=a),o.length>0&&(i.shapes=o),h.length>0&&(i.skeletons=h),l.length>0&&(i.animations=l),c.length>0&&(i.nodes=c)}return i.object=s,i;function n(t){const e=[];for(const i in t){const s=t[i];delete s.metadata,e.push(s)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.pivot=null!==t.pivot?t.pivot.clone():null,this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.static=t.static,this.animations=t.animations.slice(),this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;eo+l?(h.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!h.inputState.pinching&&a<=o-l&&(h.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==o&&t.gripSpace&&(r=e.getPose(t.gripSpace,i),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1,o.eventsEnabled&&o.dispatchEvent({type:"gripUpdated",data:t,target:this})));null!==a&&(s=e.getPose(t.targetRaySpace,i),null===s&&null!==r&&(s=r),null!==s&&(a.matrix.fromArray(s.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),a.matrixWorldNeedsUpdate=!0,s.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(s.linearVelocity)):a.hasLinearVelocity=!1,s.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(s.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(zr)))}return null!==a&&(a.visible=null!==s),null!==o&&(o.visible=null!==r),null!==h&&(h.visible=null!==n),this}_getHandJoint(t,e){if(void 0===t.joints[e.jointName]){const i=new Tr;i.matrixAutoUpdate=!1,i.visible=!1,t.joints[e.jointName]=i,t.add(i)}return t.joints[e.jointName]}}const Ir={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},Br={h:0,s:0,l:0},kr={h:0,s:0,l:0};function Or(t,e,i){return i<0&&(i+=1),i>1&&(i-=1),i<1/6?t+6*(e-t)*i:i<.5?e:i<2/3?t+6*(e-t)*(2/3-i):t}class Pr{constructor(t,e,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,e,i)}set(t,e,i){if(void 0===e&&void 0===i){const e=t;e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e)}else this.setRGB(t,e,i);return this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e=ei){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,Rs.colorSpaceToWorking(this,e),this}setRGB(t,e,i,s=Rs.workingColorSpace){return this.r=t,this.g=e,this.b=i,Rs.colorSpaceToWorking(this,s),this}setHSL(t,e,i,s=Rs.workingColorSpace){if(t=bs(t,1),e=xs(e,0,1),i=xs(i,0,1),0===e)this.r=this.g=this.b=i;else{const s=i<=.5?i*(1+e):i+e-i*e,r=2*i-s;this.r=Or(r,s,t+1/3),this.g=Or(r,s,t),this.b=Or(r,s,t-1/3)}return Rs.colorSpaceToWorking(this,s),this}setStyle(t,e=ei){function i(e){void 0!==e&&parseFloat(e)<1&&as("Color: Alpha component of "+t+" will be ignored.")}let s;if(s=/^(\w+)\(([^\)]*)\)/.exec(t)){let r;const n=s[1],a=s[2];switch(n){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,e);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,e);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,e);break;default:as("Color: Unknown color model "+t)}}else if(s=/^\#([A-Fa-f\d]+)$/.exec(t)){const i=s[1],r=i.length;if(3===r)return this.setRGB(parseInt(i.charAt(0),16)/15,parseInt(i.charAt(1),16)/15,parseInt(i.charAt(2),16)/15,e);if(6===r)return this.setHex(parseInt(i,16),e);as("Color: Invalid hex color "+t)}else if(t&&t.length>0)return this.setColorName(t,e);return this}setColorName(t,e=ei){const i=Ir[t.toLowerCase()];return void 0!==i?this.setHex(i,e):as("Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=Ns(t.r),this.g=Ns(t.g),this.b=Ns(t.b),this}copyLinearToSRGB(t){return this.r=Vs(t.r),this.g=Vs(t.g),this.b=Vs(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=ei){return Rs.workingToColorSpace(Rr.copy(this),t),65536*Math.round(xs(255*Rr.r,0,255))+256*Math.round(xs(255*Rr.g,0,255))+Math.round(xs(255*Rr.b,0,255))}getHexString(t=ei){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e=Rs.workingColorSpace){Rs.workingToColorSpace(Rr.copy(this),e);const i=Rr.r,s=Rr.g,r=Rr.b,n=Math.max(i,s,r),a=Math.min(i,s,r);let o,h;const l=(a+n)/2;if(a===n)o=0,h=0;else{const t=n-a;switch(h=l<=.5?t/(n+a):t/(2-n-a),n){case i:o=(s-r)/t+(s0&&(e.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(e.object.backgroundIntensity=this.backgroundIntensity),e.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(e.object.environmentIntensity=this.environmentIntensity),e.object.environmentRotation=this.environmentRotation.toArray(),e}}const Fr=new Ts,Lr=new Ts,jr=new Ts,Dr=new Ts,Wr=new Ts,Ur=new Ts,qr=new Ts,Jr=new Ts,Xr=new Ts,Yr=new Ts,Hr=new Js,Zr=new Js,Gr=new Js;class $r{constructor(t=new Ts,e=new Ts,i=new Ts){this.a=t,this.b=e,this.c=i}static getNormal(t,e,i,s){s.subVectors(i,e),Fr.subVectors(t,e),s.cross(Fr);const r=s.lengthSq();return r>0?s.multiplyScalar(1/Math.sqrt(r)):s.set(0,0,0)}static getBarycoord(t,e,i,s,r){Fr.subVectors(s,e),Lr.subVectors(i,e),jr.subVectors(t,e);const n=Fr.dot(Fr),a=Fr.dot(Lr),o=Fr.dot(jr),h=Lr.dot(Lr),l=Lr.dot(jr),c=n*h-a*a;if(0===c)return r.set(0,0,0),null;const u=1/c,d=(h*o-a*l)*u,p=(n*l-a*o)*u;return r.set(1-d-p,p,d)}static containsPoint(t,e,i,s){return null!==this.getBarycoord(t,e,i,s,Dr)&&(Dr.x>=0&&Dr.y>=0&&Dr.x+Dr.y<=1)}static getInterpolation(t,e,i,s,r,n,a,o){return null===this.getBarycoord(t,e,i,s,Dr)?(o.x=0,o.y=0,"z"in o&&(o.z=0),"w"in o&&(o.w=0),null):(o.setScalar(0),o.addScaledVector(r,Dr.x),o.addScaledVector(n,Dr.y),o.addScaledVector(a,Dr.z),o)}static getInterpolatedAttribute(t,e,i,s,r,n){return Hr.setScalar(0),Zr.setScalar(0),Gr.setScalar(0),Hr.fromBufferAttribute(t,e),Zr.fromBufferAttribute(t,i),Gr.fromBufferAttribute(t,s),n.setScalar(0),n.addScaledVector(Hr,r.x),n.addScaledVector(Zr,r.y),n.addScaledVector(Gr,r.z),n}static isFrontFacing(t,e,i,s){return Fr.subVectors(i,e),Lr.subVectors(t,e),Fr.cross(Lr).dot(s)<0}set(t,e,i){return this.a.copy(t),this.b.copy(e),this.c.copy(i),this}setFromPointsAndIndices(t,e,i,s){return this.a.copy(t[e]),this.b.copy(t[i]),this.c.copy(t[s]),this}setFromAttributeAndIndices(t,e,i,s){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,i),this.c.fromBufferAttribute(t,s),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return Fr.subVectors(this.c,this.b),Lr.subVectors(this.a,this.b),.5*Fr.cross(Lr).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return $r.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return $r.getBarycoord(t,this.a,this.b,this.c,e)}getInterpolation(t,e,i,s,r){return $r.getInterpolation(t,this.a,this.b,this.c,e,i,s,r)}containsPoint(t){return $r.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return $r.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const i=this.a,s=this.b,r=this.c;let n,a;Wr.subVectors(s,i),Ur.subVectors(r,i),Jr.subVectors(t,i);const o=Wr.dot(Jr),h=Ur.dot(Jr);if(o<=0&&h<=0)return e.copy(i);Xr.subVectors(t,s);const l=Wr.dot(Xr),c=Ur.dot(Xr);if(l>=0&&c<=l)return e.copy(s);const u=o*c-l*h;if(u<=0&&o>=0&&l<=0)return n=o/(o-l),e.copy(i).addScaledVector(Wr,n);Yr.subVectors(t,r);const d=Wr.dot(Yr),p=Ur.dot(Yr);if(p>=0&&d<=p)return e.copy(r);const m=d*h-o*p;if(m<=0&&h>=0&&p<=0)return a=h/(h-p),e.copy(i).addScaledVector(Ur,a);const y=l*p-d*c;if(y<=0&&c-l>=0&&d-p>=0)return qr.subVectors(r,s),a=(c-l)/(c-l+(d-p)),e.copy(s).addScaledVector(qr,a);const g=1/(y+m+u);return n=m*g,a=u*g,e.copy(i).addScaledVector(Wr,n).addScaledVector(Ur,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}class Qr{constructor(t=new Ts(1/0,1/0,1/0),e=new Ts(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){this.makeEmpty();for(let e=0,i=t.length;e=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y&&t.z>=this.min.z&&t.z<=this.max.z}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y&&t.max.z>=this.min.z&&t.min.z<=this.max.z}intersectsSphere(t){return this.clampPoint(t.center,tn),tn.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,i;return t.normal.x>0?(e=t.normal.x*this.min.x,i=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,i=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,i+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,i+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,i+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,i+=t.normal.z*this.min.z),e<=-t.constant&&i>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(ln),cn.subVectors(this.max,ln),sn.subVectors(t.a,ln),rn.subVectors(t.b,ln),nn.subVectors(t.c,ln),an.subVectors(rn,sn),on.subVectors(nn,rn),hn.subVectors(sn,nn);let e=[0,-an.z,an.y,0,-on.z,on.y,0,-hn.z,hn.y,an.z,0,-an.x,on.z,0,-on.x,hn.z,0,-hn.x,-an.y,an.x,0,-on.y,on.x,0,-hn.y,hn.x,0];return!!pn(e,sn,rn,nn,cn)&&(e=[1,0,0,0,1,0,0,0,1],!!pn(e,sn,rn,nn,cn)&&(un.crossVectors(an,on),e=[un.x,un.y,un.z],pn(e,sn,rn,nn,cn)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,tn).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radius=.5*this.getSize(tn).length()),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(Kr[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),Kr[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),Kr[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),Kr[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),Kr[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),Kr[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),Kr[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),Kr[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(Kr)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}toJSON(){return{min:this.min.toArray(),max:this.max.toArray()}}fromJSON(t){return this.min.fromArray(t.min),this.max.fromArray(t.max),this}}const Kr=[new Ts,new Ts,new Ts,new Ts,new Ts,new Ts,new Ts,new Ts],tn=new Ts,en=new Qr,sn=new Ts,rn=new Ts,nn=new Ts,an=new Ts,on=new Ts,hn=new Ts,ln=new Ts,cn=new Ts,un=new Ts,dn=new Ts;function pn(t,e,i,s,r){for(let n=0,a=t.length-3;n<=a;n+=3){dn.fromArray(t,n);const a=r.x*Math.abs(dn.x)+r.y*Math.abs(dn.y)+r.z*Math.abs(dn.z),o=e.dot(dn),h=i.dot(dn),l=s.dot(dn);if(Math.max(-Math.max(o,h,l),Math.min(o,h,l))>a)return!1}return!0}const mn=yn();function yn(){const t=new ArrayBuffer(4),e=new Float32Array(t),i=new Uint32Array(t),s=new Uint32Array(512),r=new Uint32Array(512);for(let t=0;t<256;++t){const e=t-127;e<-27?(s[t]=0,s[256|t]=32768,r[t]=24,r[256|t]=24):e<-14?(s[t]=1024>>-e-14,s[256|t]=1024>>-e-14|32768,r[t]=-e-1,r[256|t]=-e-1):e<=15?(s[t]=e+15<<10,s[256|t]=e+15<<10|32768,r[t]=13,r[256|t]=13):e<128?(s[t]=31744,s[256|t]=64512,r[t]=24,r[256|t]=24):(s[t]=31744,s[256|t]=64512,r[t]=13,r[256|t]=13)}const n=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let t=1;t<1024;++t){let e=t<<13,i=0;for(;!(8388608&e);)e<<=1,i-=8388608;e&=-8388609,i+=947912704,n[t]=e|i}for(let t=1024;t<2048;++t)n[t]=939524096+(t-1024<<13);for(let t=1;t<31;++t)a[t]=t<<23;a[31]=1199570944,a[32]=2147483648;for(let t=33;t<63;++t)a[t]=2147483648+(t-32<<23);a[63]=3347054592;for(let t=1;t<64;++t)32!==t&&(o[t]=1024);return{floatView:e,uint32View:i,baseTable:s,shiftTable:r,mantissaTable:n,exponentTable:a,offsetTable:o}}function gn(t){Math.abs(t)>65504&&as("DataUtils.toHalfFloat(): Value out of range."),t=xs(t,-65504,65504),mn.floatView[0]=t;const e=mn.uint32View[0],i=e>>23&511;return mn.baseTable[i]+((8388607&e)>>mn.shiftTable[i])}function fn(t){const e=t>>10;return mn.uint32View[0]=mn.mantissaTable[mn.offsetTable[e]+(1023&t)]+mn.exponentTable[e],mn.floatView[0]}class xn{static toHalfFloat(t){return gn(t)}static fromHalfFloat(t){return fn(t)}}const bn=new Ts,vn=new _s;let wn=0;class Mn{constructor(t,e,i=!1){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:wn++}),this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=i,this.usage=Oi,this.updateRanges=[],this.gpuType=Pt,this.version=0}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this.gpuType=t.gpuType,this}copyAt(t,e,i){t*=this.itemSize,i*=e.itemSize;for(let s=0,r=this.itemSize;sthis.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;Pn.subVectors(t,this.center);const e=Pn.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),i=.5*(t-this.radius);this.center.addScaledVector(Pn,i/t),this.radius+=i}return this}union(t){return t.isEmpty()?this:this.isEmpty()?(this.copy(t),this):(!0===this.center.equals(t.center)?this.radius=Math.max(this.radius,t.radius):(Rn.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(Pn.copy(t.center).add(Rn)),this.expandByPoint(Pn.copy(t.center).sub(Rn))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(t){return this.radius=t.radius,this.center.fromArray(t.center),this}}let Vn=0;const En=new Qs,Fn=new Ar,Ln=new Ts,jn=new Qr,Dn=new Qr,Wn=new Ts;class Un extends ds{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:Vn++}),this.uuid=fs(),this.name="",this.type="BufferGeometry",this.index=null,this.indirect=null,this.indirectOffset=0,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(t){return Array.isArray(t)?this.index=new(function(t){for(let e=t.length-1;e>=0;--e)if(t[e]>=65535)return!0;return!1}(t)?In:zn)(t,1):this.index=t,this}setIndirect(t,e=0){return this.indirect=t,this.indirectOffset=e,this}getIndirect(){return this.indirect}getAttribute(t){return this.attributes[t]}setAttribute(t,e){return this.attributes[t]=e,this}deleteAttribute(t){return delete this.attributes[t],this}hasAttribute(t){return void 0!==this.attributes[t]}addGroup(t,e,i=0){this.groups.push({start:t,count:e,materialIndex:i})}clearGroups(){this.groups=[]}setDrawRange(t,e){this.drawRange.start=t,this.drawRange.count=e}applyMatrix4(t){const e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);const i=this.attributes.normal;if(void 0!==i){const e=(new Is).getNormalMatrix(t);i.applyNormalMatrix(e),i.needsUpdate=!0}const s=this.attributes.tangent;return void 0!==s&&(s.transformDirection(t),s.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(t){return En.makeRotationFromQuaternion(t),this.applyMatrix4(En),this}rotateX(t){return En.makeRotationX(t),this.applyMatrix4(En),this}rotateY(t){return En.makeRotationY(t),this.applyMatrix4(En),this}rotateZ(t){return En.makeRotationZ(t),this.applyMatrix4(En),this}translate(t,e,i){return En.makeTranslation(t,e,i),this.applyMatrix4(En),this}scale(t,e,i){return En.makeScale(t,e,i),this.applyMatrix4(En),this}lookAt(t){return Fn.lookAt(t),Fn.updateMatrix(),this.applyMatrix4(Fn.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Ln).negate(),this.translate(Ln.x,Ln.y,Ln.z),this}setFromPoints(t){const e=this.getAttribute("position");if(void 0===e){const e=[];for(let i=0,s=t.length;ie.count&&as("BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),e.needsUpdate=!0}return this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new Qr);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return os("BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),void this.boundingBox.set(new Ts(-1/0,-1/0,-1/0),new Ts(1/0,1/0,1/0));if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let t=0,i=e.length;t0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const i in e)void 0!==e[i]&&(t[i]=e[i]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const i=this.attributes;for(const e in i){const s=i[e];t.data.attributes[e]=s.toJSON(t.data)}const s={};let r=!1;for(const e in this.morphAttributes){const i=this.morphAttributes[e],n=[];for(let e=0,s=i.length;e0&&(s[e]=n,r=!0)}r&&(t.data.morphAttributes=s,t.data.morphTargetsRelative=this.morphTargetsRelative);const n=this.groups;n.length>0&&(t.data.groups=JSON.parse(JSON.stringify(n)));const a=this.boundingSphere;return null!==a&&(t.data.boundingSphere=a.toJSON()),t}clone(){return(new this.constructor).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const i=t.index;null!==i&&this.setIndex(i.clone());const s=t.attributes;for(const t in s){const i=s[t];this.setAttribute(t,i.clone(e))}const r=t.morphAttributes;for(const t in r){const i=[],s=r[t];for(let t=0,r=s.length;t0!=t>0&&this.version++,this._alphaTest=t}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const i=t[e];if(void 0===i){as(`Material: parameter '${e}' has value of undefined.`);continue}const s=this[e];void 0!==s?s&&s.isColor?s.set(i):s&&s.isVector3&&i&&i.isVector3?s.copy(i):this[e]=i:as(`Material: '${e}' is not a property of THREE.${this.type}.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const i={metadata:{version:4.7,type:"Material",generator:"Material.toJSON"}};function s(t){const e=[];for(const i in t){const s=t[i];delete s.metadata,e.push(s)}return e}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),this.color&&this.color.isColor&&(i.color=this.color.getHex()),void 0!==this.roughness&&(i.roughness=this.roughness),void 0!==this.metalness&&(i.metalness=this.metalness),void 0!==this.sheen&&(i.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(i.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(i.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(i.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(i.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(i.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(i.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(i.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(i.shininess=this.shininess),void 0!==this.clearcoat&&(i.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(i.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(i.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(i.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(i.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,i.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.sheenColorMap&&this.sheenColorMap.isTexture&&(i.sheenColorMap=this.sheenColorMap.toJSON(t).uuid),this.sheenRoughnessMap&&this.sheenRoughnessMap.isTexture&&(i.sheenRoughnessMap=this.sheenRoughnessMap.toJSON(t).uuid),void 0!==this.dispersion&&(i.dispersion=this.dispersion),void 0!==this.iridescence&&(i.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(i.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(i.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(i.iridescenceMap=this.iridescenceMap.toJSON(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(i.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).uuid),void 0!==this.anisotropy&&(i.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(i.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(i.anisotropyMap=this.anisotropyMap.toJSON(t).uuid),this.map&&this.map.isTexture&&(i.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(i.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(i.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(i.lightMap=this.lightMap.toJSON(t).uuid,i.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(i.aoMap=this.aoMap.toJSON(t).uuid,i.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(i.bumpMap=this.bumpMap.toJSON(t).uuid,i.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(i.normalMap=this.normalMap.toJSON(t).uuid,i.normalMapType=this.normalMapType,i.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(i.displacementMap=this.displacementMap.toJSON(t).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(i.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(i.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(i.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(i.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(i.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(i.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(i.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(i.combine=this.combine)),void 0!==this.envMapRotation&&(i.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(i.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(i.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(i.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(i.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(i.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(i.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(i.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(i.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(i.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(i.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(i.size=this.size),null!==this.shadowSide&&(i.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(i.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(i.blending=this.blending),0!==this.side&&(i.side=this.side),!0===this.vertexColors&&(i.vertexColors=!0),this.opacity<1&&(i.opacity=this.opacity),!0===this.transparent&&(i.transparent=!0),204!==this.blendSrc&&(i.blendSrc=this.blendSrc),205!==this.blendDst&&(i.blendDst=this.blendDst),100!==this.blendEquation&&(i.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(i.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(i.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(i.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(i.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(i.blendAlpha=this.blendAlpha),3!==this.depthFunc&&(i.depthFunc=this.depthFunc),!1===this.depthTest&&(i.depthTest=this.depthTest),!1===this.depthWrite&&(i.depthWrite=this.depthWrite),!1===this.colorWrite&&(i.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(i.stencilWriteMask=this.stencilWriteMask),519!==this.stencilFunc&&(i.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(i.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(i.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==li&&(i.stencilFail=this.stencilFail),this.stencilZFail!==li&&(i.stencilZFail=this.stencilZFail),this.stencilZPass!==li&&(i.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(i.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(i.rotation=this.rotation),!0===this.polygonOffset&&(i.polygonOffset=!0),0!==this.polygonOffsetFactor&&(i.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(i.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(i.linewidth=this.linewidth),void 0!==this.dashSize&&(i.dashSize=this.dashSize),void 0!==this.gapSize&&(i.gapSize=this.gapSize),void 0!==this.scale&&(i.scale=this.scale),!0===this.dithering&&(i.dithering=!0),this.alphaTest>0&&(i.alphaTest=this.alphaTest),!0===this.alphaHash&&(i.alphaHash=!0),!0===this.alphaToCoverage&&(i.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(i.premultipliedAlpha=!0),!0===this.forceSinglePass&&(i.forceSinglePass=!0),!1===this.allowOverride&&(i.allowOverride=!1),!0===this.wireframe&&(i.wireframe=!0),this.wireframeLinewidth>1&&(i.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(i.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(i.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(i.flatShading=!0),!1===this.visible&&(i.visible=!1),!1===this.toneMapped&&(i.toneMapped=!1),!1===this.fog&&(i.fog=!1),Object.keys(this.userData).length>0&&(i.userData=this.userData),e){const e=s(t.textures),r=s(t.images);e.length>0&&(i.textures=e),r.length>0&&(i.images=r)}return i}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.blendColor.copy(t.blendColor),this.blendAlpha=t.blendAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let i=null;if(null!==e){const t=e.length;i=new Array(t);for(let s=0;s!==t;++s)i[s]=e[s].clone()}return this.clippingPlanes=i,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaHash=t.alphaHash,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.forceSinglePass=t.forceSinglePass,this.allowOverride=t.allowOverride,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}}class Gn extends Zn{constructor(t){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new Pr(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.alphaMap=t.alphaMap,this.rotation=t.rotation,this.sizeAttenuation=t.sizeAttenuation,this.fog=t.fog,this}}const $n=new Ts,Qn=new Ts,Kn=new Ts,ta=new _s,ea=new _s,ia=new Qs,sa=new Ts,ra=new Ts,na=new Ts,aa=new _s,oa=new _s,ha=new _s;class la extends Ar{constructor(t=new Gn){if(super(),this.isSprite=!0,this.type="Sprite",void 0===Yn){Yn=new Un;const t=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),e=new qn(t,5);Yn.setIndex([0,1,2,0,2,3]),Yn.setAttribute("position",new Xn(e,3,0,!1)),Yn.setAttribute("uv",new Xn(e,2,3,!1))}this.geometry=Yn,this.material=t,this.center=new _s(.5,.5),this.count=1}raycast(t,e){null===t.camera&&os('Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),Qn.setFromMatrixScale(this.matrixWorld),ia.copy(t.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(t.camera.matrixWorldInverse,this.matrixWorld),Kn.setFromMatrixPosition(this.modelViewMatrix),t.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&Qn.multiplyScalar(-Kn.z);const i=this.material.rotation;let s,r;0!==i&&(r=Math.cos(i),s=Math.sin(i));const n=this.center;ca(sa.set(-.5,-.5,0),Kn,n,Qn,s,r),ca(ra.set(.5,-.5,0),Kn,n,Qn,s,r),ca(na.set(.5,.5,0),Kn,n,Qn,s,r),aa.set(0,0),oa.set(1,0),ha.set(1,1);let a=t.ray.intersectTriangle(sa,ra,na,!1,$n);if(null===a&&(ca(ra.set(-.5,.5,0),Kn,n,Qn,s,r),oa.set(0,1),a=t.ray.intersectTriangle(sa,na,ra,!1,$n),null===a))return;const o=t.ray.origin.distanceTo($n);ot.far||e.push({distance:o,point:$n.clone(),uv:$r.getInterpolation($n,sa,ra,na,aa,oa,ha,new _s),face:null,object:this})}copy(t,e){return super.copy(t,e),void 0!==t.center&&this.center.copy(t.center),this.material=t.material,this}}function ca(t,e,i,s,r,n){ta.subVectors(t,i).addScalar(.5).multiply(s),void 0!==r?(ea.x=n*ta.x-r*ta.y,ea.y=r*ta.x+n*ta.y):ea.copy(ta),t.copy(e),t.x+=ea.x,t.y+=ea.y,t.applyMatrix4(ia)}const ua=new Ts,da=new Ts;class pa extends Ar{constructor(){super(),this.isLOD=!0,this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}copy(t){super.copy(t,!1);const e=t.levels;for(let t=0,i=e.length;t0){let i,s;for(i=1,s=e.length;i0){ua.setFromMatrixPosition(this.matrixWorld);const i=t.ray.origin.distanceTo(ua);this.getObjectForDistance(i).raycast(t,e)}}update(t){const e=this.levels;if(e.length>1){ua.setFromMatrixPosition(t.matrixWorld),da.setFromMatrixPosition(this.matrixWorld);const i=ua.distanceTo(da)/t.zoom;let s,r;for(e[0].object.visible=!0,s=1,r=e.length;s=t))break;e[s-1].object.visible=!1,e[s].object.visible=!0}for(this._currentLevel=s-1;s0)if(c=n*o-a,u=n*a-o,p=r*l,c>=0)if(u>=-p)if(u<=p){const t=1/l;c*=t,u*=t,d=c*(c+n*u+2*a)+u*(n*c+u+2*o)+h}else u=r,c=Math.max(0,-(n*u+a)),d=-c*c+u*(u+2*o)+h;else u=-r,c=Math.max(0,-(n*u+a)),d=-c*c+u*(u+2*o)+h;else u<=-p?(c=Math.max(0,-(-n*r+a)),u=c>0?-r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+h):u<=p?(c=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+h):(c=Math.max(0,-(n*r+a)),u=c>0?r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+h);else u=n>0?-r:r,c=Math.max(0,-(n*u+a)),d=-c*c+u*(u+2*o)+h;return i&&i.copy(this.origin).addScaledVector(this.direction,c),s&&s.copy(ya).addScaledVector(ga,u),d}intersectSphere(t,e){ma.subVectors(t.center,this.origin);const i=ma.dot(this.direction),s=ma.dot(ma)-i*i,r=t.radius*t.radius;if(s>r)return null;const n=Math.sqrt(r-s),a=i-n,o=i+n;return o<0?null:a<0?this.at(o,e):this.at(a,e)}intersectsSphere(t){return!(t.radius<0)&&this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const i=-(this.origin.dot(t.normal)+t.constant)/e;return i>=0?i:null}intersectPlane(t,e){const i=this.distanceToPlane(t);return null===i?null:this.at(i,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;return t.normal.dot(this.direction)*e<0}intersectBox(t,e){let i,s,r,n,a,o;const h=1/this.direction.x,l=1/this.direction.y,c=1/this.direction.z,u=this.origin;return h>=0?(i=(t.min.x-u.x)*h,s=(t.max.x-u.x)*h):(i=(t.max.x-u.x)*h,s=(t.min.x-u.x)*h),l>=0?(r=(t.min.y-u.y)*l,n=(t.max.y-u.y)*l):(r=(t.max.y-u.y)*l,n=(t.min.y-u.y)*l),i>n||r>s?null:((r>i||isNaN(i))&&(i=r),(n=0?(a=(t.min.z-u.z)*c,o=(t.max.z-u.z)*c):(a=(t.max.z-u.z)*c,o=(t.min.z-u.z)*c),i>o||a>s?null:((a>i||i!=i)&&(i=a),(o=0?i:s,e)))}intersectsBox(t){return null!==this.intersectBox(t,ma)}intersectTriangle(t,e,i,s,r){xa.subVectors(e,t),ba.subVectors(i,t),va.crossVectors(xa,ba);let n,a=this.direction.dot(va);if(a>0){if(s)return null;n=1}else{if(!(a<0))return null;n=-1,a=-a}fa.subVectors(this.origin,t);const o=n*this.direction.dot(ba.crossVectors(fa,ba));if(o<0)return null;const h=n*this.direction.dot(xa.cross(fa));if(h<0)return null;if(o+h>a)return null;const l=-n*fa.dot(va);return l<0?null:this.at(l/a,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class Ma extends Zn{constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Pr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new hr,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}const Sa=new Qs,_a=new wa,Aa=new Nn,Ta=new Ts,za=new Ts,Ca=new Ts,Ia=new Ts,Ba=new Ts,ka=new Ts,Oa=new Ts,Pa=new Ts;class Ra extends Ar{constructor(t=new Un,e=new Ma){super(),this.isMesh=!0,this.type="Mesh",this.geometry=t,this.material=e,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.count=1,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),void 0!==t.morphTargetInfluences&&(this.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}updateMorphTargets(){const t=this.geometry.morphAttributes,e=Object.keys(t);if(e.length>0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;t(t.far-t.near)**2)return}Sa.copy(r).invert(),_a.copy(t.ray).applyMatrix4(Sa),null!==i.boundingBox&&!1===_a.intersectsBox(i.boundingBox)||this._computeIntersections(t,e,_a)}}_computeIntersections(t,e,i){let s;const r=this.geometry,n=this.material,a=r.index,o=r.attributes.position,h=r.attributes.uv,l=r.attributes.uv1,c=r.attributes.normal,u=r.groups,d=r.drawRange;if(null!==a)if(Array.isArray(n))for(let r=0,o=u.length;ri.far?null:{distance:l,point:Pa.clone(),object:t}}(t,e,i,s,za,Ca,Ia,Oa);if(c){const t=new Ts;$r.getBarycoord(Oa,za,Ca,Ia,t),r&&(c.uv=$r.getInterpolatedAttribute(r,o,h,l,t,new _s)),n&&(c.uv1=$r.getInterpolatedAttribute(n,o,h,l,t,new _s)),a&&(c.normal=$r.getInterpolatedAttribute(a,o,h,l,t,new Ts),c.normal.dot(s.direction)>0&&c.normal.multiplyScalar(-1));const e={a:o,b:h,c:l,normal:new Ts,materialIndex:0};$r.getNormal(za,Ca,Ia,e.normal),c.face=e,c.barycoord=t}return c}const Va=new Js,Ea=new Js,Fa=new Js,La=new Js,ja=new Qs,Da=new Ts,Wa=new Nn,Ua=new Qs,qa=new wa;class Ja extends Ra{constructor(t,e){super(t,e),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=at,this.bindMatrix=new Qs,this.bindMatrixInverse=new Qs,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const t=this.geometry;null===this.boundingBox&&(this.boundingBox=new Qr),this.boundingBox.makeEmpty();const e=t.getAttribute("position");for(let t=0;t1?null:e.copy(t.start).addScaledVector(i,r)}intersectsLine(t){const e=this.distanceToPoint(t.start),i=this.distanceToPoint(t.end);return e<0&&i>0||i<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const i=e||ho.getNormalMatrix(t),s=this.coplanarPoint(ao).applyMatrix4(t),r=this.normal.applyMatrix3(i).normalize();return this.constant=-s.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const co=new Nn,uo=new _s(.5,.5),po=new Ts;class mo{constructor(t=new lo,e=new lo,i=new lo,s=new lo,r=new lo,n=new lo){this.planes=[t,e,i,s,r,n]}set(t,e,i,s,r,n){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(i),a[3].copy(s),a[4].copy(r),a[5].copy(n),this}copy(t){const e=this.planes;for(let i=0;i<6;i++)e[i].copy(t.planes[i]);return this}setFromProjectionMatrix(t,e=2e3,i=!1){const s=this.planes,r=t.elements,n=r[0],a=r[1],o=r[2],h=r[3],l=r[4],c=r[5],u=r[6],d=r[7],p=r[8],m=r[9],y=r[10],g=r[11],f=r[12],x=r[13],b=r[14],v=r[15];if(s[0].setComponents(h-n,d-l,g-p,v-f).normalize(),s[1].setComponents(h+n,d+l,g+p,v+f).normalize(),s[2].setComponents(h+a,d+c,g+m,v+x).normalize(),s[3].setComponents(h-a,d-c,g-m,v-x).normalize(),i)s[4].setComponents(o,u,y,b).normalize(),s[5].setComponents(h-o,d-u,g-y,v-b).normalize();else if(s[4].setComponents(h-o,d-u,g-y,v-b).normalize(),e===Ui)s[5].setComponents(h+o,d+u,g+y,v+b).normalize();else{if(e!==qi)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+e);s[5].setComponents(o,u,y,b).normalize()}return this}intersectsObject(t){if(void 0!==t.boundingSphere)null===t.boundingSphere&&t.computeBoundingSphere(),co.copy(t.boundingSphere).applyMatrix4(t.matrixWorld);else{const e=t.geometry;null===e.boundingSphere&&e.computeBoundingSphere(),co.copy(e.boundingSphere).applyMatrix4(t.matrixWorld)}return this.intersectsSphere(co)}intersectsSprite(t){co.center.set(0,0,0);const e=uo.distanceTo(t.center);return co.radius=.7071067811865476+e,co.applyMatrix4(t.matrixWorld),this.intersectsSphere(co)}intersectsSphere(t){const e=this.planes,i=t.center,s=-t.radius;for(let t=0;t<6;t++){if(e[t].distanceToPoint(i)0?t.max.x:t.min.x,po.y=s.normal.y>0?t.max.y:t.min.y,po.z=s.normal.z>0?t.max.z:t.min.z,s.distanceToPoint(po)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let i=0;i<6;i++)if(e[i].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}const yo=new Qs,go=new mo;class fo{constructor(){this.coordinateSystem=Ui}intersectsObject(t,e){if(!e.isArrayCamera||0===e.cameras.length)return!1;for(let i=0;i=r.length&&r.push({start:-1,count:-1,z:-1,index:-1});const a=r[this.index];n.push(a),this.index++,a.start=t,a.count=e,a.z=i,a.index=s}reset(){this.list.length=0,this.index=0}}const Mo=new Qs,So=new Pr(1,1,1),_o=new mo,Ao=new fo,To=new Qr,zo=new Nn,Co=new Ts,Io=new Ts,Bo=new Ts,ko=new wo,Oo=new Ra,Po=[];function Ro(t,e,i=0){const s=e.itemSize;if(t.isInterleavedBufferAttribute||t.array.constructor!==e.array.constructor){const r=t.count;for(let n=0;n65535?new Uint32Array(s):new Uint16Array(s);e.setIndex(new Mn(t,1))}this._geometryInitialized=!0}}_validateGeometry(t){const e=this.geometry;if(Boolean(t.getIndex())!==Boolean(e.getIndex()))throw new Error('THREE.BatchedMesh: All geometries must consistently have "index".');for(const i in e.attributes){if(!t.hasAttribute(i))throw new Error(`THREE.BatchedMesh: Added geometry missing "${i}". All geometries must have consistent attributes.`);const s=t.getAttribute(i),r=e.getAttribute(i);if(s.itemSize!==r.itemSize||s.normalized!==r.normalized)throw new Error("THREE.BatchedMesh: All attributes must have a consistent itemSize and normalized value.")}}validateInstanceId(t){const e=this._instanceInfo;if(t<0||t>=e.length||!1===e[t].active)throw new Error(`THREE.BatchedMesh: Invalid instanceId ${t}. Instance is either out of range or has been deleted.`)}validateGeometryId(t){const e=this._geometryInfo;if(t<0||t>=e.length||!1===e[t].active)throw new Error(`THREE.BatchedMesh: Invalid geometryId ${t}. Geometry is either out of range or has been deleted.`)}setCustomSort(t){return this.customSort=t,this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new Qr);const t=this.boundingBox,e=this._instanceInfo;t.makeEmpty();for(let i=0,s=e.length;i=this.maxInstanceCount&&0===this._availableInstanceIds.length)throw new Error("THREE.BatchedMesh: Maximum item count reached.");const e={visible:!0,active:!0,geometryIndex:t};let i=null;this._availableInstanceIds.length>0?(this._availableInstanceIds.sort(xo),i=this._availableInstanceIds.shift(),this._instanceInfo[i]=e):(i=this._instanceInfo.length,this._instanceInfo.push(e));const s=this._matricesTexture;Mo.identity().toArray(s.image.data,16*i),s.needsUpdate=!0;const r=this._colorsTexture;return r&&(So.toArray(r.image.data,4*i),r.needsUpdate=!0),this._visibilityChanged=!0,i}addGeometry(t,e=-1,i=-1){this._initializeGeometry(t),this._validateGeometry(t);const s={vertexStart:-1,vertexCount:-1,reservedVertexCount:-1,indexStart:-1,indexCount:-1,reservedIndexCount:-1,start:-1,count:-1,boundingBox:null,boundingSphere:null,active:!0},r=this._geometryInfo;s.vertexStart=this._nextVertexStart,s.reservedVertexCount=-1===e?t.getAttribute("position").count:e;const n=t.getIndex();if(null!==n&&(s.indexStart=this._nextIndexStart,s.reservedIndexCount=-1===i?n.count:i),-1!==s.indexStart&&s.indexStart+s.reservedIndexCount>this._maxIndexCount||s.vertexStart+s.reservedVertexCount>this._maxVertexCount)throw new Error("THREE.BatchedMesh: Reserved space request exceeds the maximum buffer size.");let a;return this._availableGeometryIds.length>0?(this._availableGeometryIds.sort(xo),a=this._availableGeometryIds.shift(),r[a]=s):(a=this._geometryCount,this._geometryCount++,r.push(s)),this.setGeometryAt(a,t),this._nextIndexStart=s.indexStart+s.reservedIndexCount,this._nextVertexStart=s.vertexStart+s.reservedVertexCount,a}setGeometryAt(t,e){if(t>=this._geometryCount)throw new Error("THREE.BatchedMesh: Maximum geometry count reached.");this._validateGeometry(e);const i=this.geometry,s=null!==i.getIndex(),r=i.getIndex(),n=e.getIndex(),a=this._geometryInfo[t];if(s&&n.count>a.reservedIndexCount||e.attributes.position.count>a.reservedVertexCount)throw new Error("THREE.BatchedMesh: Reserved space not large enough for provided geometry.");const o=a.vertexStart,h=a.reservedVertexCount;a.vertexCount=e.getAttribute("position").count;for(const t in i.attributes){const s=e.getAttribute(t),r=i.getAttribute(t);Ro(s,r,o);const n=s.itemSize;for(let t=s.count,e=h;t=e.length||!1===e[t].active)return this;const i=this._instanceInfo;for(let e=0,s=i.length;ee).sort((t,e)=>i[t].vertexStart-i[e].vertexStart),r=this.geometry;for(let n=0,a=i.length;n=this._geometryCount)return null;const i=this.geometry,s=this._geometryInfo[t];if(null===s.boundingBox){const t=new Qr,e=i.index,r=i.attributes.position;for(let i=s.start,n=s.start+s.count;i=this._geometryCount)return null;const i=this.geometry,s=this._geometryInfo[t];if(null===s.boundingSphere){const e=new Nn;this.getBoundingBoxAt(t,To),To.getCenter(e.center);const r=i.index,n=i.attributes.position;let a=0;for(let t=s.start,i=s.start+s.count;tt.active);if(Math.max(...i.map(t=>t.vertexStart+t.reservedVertexCount))>t)throw new Error(`BatchedMesh: Geometry vertex values are being used outside the range ${e}. Cannot shrink further.`);if(this.geometry.index){if(Math.max(...i.map(t=>t.indexStart+t.reservedIndexCount))>e)throw new Error(`BatchedMesh: Geometry index values are being used outside the range ${e}. Cannot shrink further.`)}const s=this.geometry;s.dispose(),this._maxVertexCount=t,this._maxIndexCount=e,this._geometryInitialized&&(this._geometryInitialized=!1,this.geometry=new Un,this._initializeGeometry(s));const r=this.geometry;s.index&&No(s.index.array,r.index.array);for(const t in s.attributes)No(s.attributes[t].array,r.attributes[t].array)}raycast(t,e){const i=this._instanceInfo,s=this._geometryInfo,r=this.matrixWorld,n=this.geometry;Oo.material=this.material,Oo.geometry.index=n.index,Oo.geometry.attributes=n.attributes,null===Oo.geometry.boundingBox&&(Oo.geometry.boundingBox=new Qr),null===Oo.geometry.boundingSphere&&(Oo.geometry.boundingSphere=new Nn);for(let n=0,a=i.length;n({...t,boundingBox:null!==t.boundingBox?t.boundingBox.clone():null,boundingSphere:null!==t.boundingSphere?t.boundingSphere.clone():null})),this._instanceInfo=t._instanceInfo.map(t=>({...t})),this._availableInstanceIds=t._availableInstanceIds.slice(),this._availableGeometryIds=t._availableGeometryIds.slice(),this._nextIndexStart=t._nextIndexStart,this._nextVertexStart=t._nextVertexStart,this._geometryCount=t._geometryCount,this._maxInstanceCount=t._maxInstanceCount,this._maxVertexCount=t._maxVertexCount,this._maxIndexCount=t._maxIndexCount,this._geometryInitialized=t._geometryInitialized,this._multiDrawCounts=t._multiDrawCounts.slice(),this._multiDrawStarts=t._multiDrawStarts.slice(),this._indirectTexture=t._indirectTexture.clone(),this._indirectTexture.image.data=this._indirectTexture.image.data.slice(),this._matricesTexture=t._matricesTexture.clone(),this._matricesTexture.image.data=this._matricesTexture.image.data.slice(),null!==this._colorsTexture&&(this._colorsTexture=t._colorsTexture.clone(),this._colorsTexture.image.data=this._colorsTexture.image.data.slice()),this}dispose(){this.geometry.dispose(),this._matricesTexture.dispose(),this._matricesTexture=null,this._indirectTexture.dispose(),this._indirectTexture=null,null!==this._colorsTexture&&(this._colorsTexture.dispose(),this._colorsTexture=null)}onBeforeRender(t,e,i,s,r){if(!this._visibilityChanged&&!this.perObjectFrustumCulled&&!this.sortObjects)return;const n=s.getIndex();let a=null===n?1:n.array.BYTES_PER_ELEMENT,o=1;r.wireframe&&(o=2,a=s.attributes.position.count>65535?4:2);const h=this._instanceInfo,l=this._multiDrawStarts,c=this._multiDrawCounts,u=this._geometryInfo,d=this.perObjectFrustumCulled,p=this._indirectTexture,m=p.image.data,y=i.isArrayCamera?Ao:_o;d&&!i.isArrayCamera&&(Mo.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse).multiply(this.matrixWorld),_o.setFromProjectionMatrix(Mo,i.coordinateSystem,i.reversedDepth));let g=0;if(this.sortObjects){Mo.copy(this.matrixWorld).invert(),Co.setFromMatrixPosition(i.matrixWorld).applyMatrix4(Mo),Io.set(0,0,-1).transformDirection(i.matrixWorld).transformDirection(Mo);for(let t=0,e=h.length;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;ts)return;Uo.applyMatrix4(t.matrixWorld);const h=e.ray.origin.distanceTo(Uo);return he.far?void 0:{distance:h,point:qo.clone().applyMatrix4(t.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:t}}const Yo=new Ts,Ho=new Ts;class Zo extends Jo{constructor(t,e){super(t,e),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,i=[];for(let t=0,s=e.count;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;tr.far)return;n.push({distance:h,distanceToRay:Math.sqrt(o),point:i,index:e,face:null,faceIndex:null,barycoord:null,object:a})}}class rh extends qs{constructor(t,e,i,s,r=1006,n=1006,a,o,h){super(t,e,i,s,r,n,a,o,h),this.isVideoTexture=!0,this.generateMipmaps=!1,this._requestVideoFrameCallbackId=0;const l=this;"requestVideoFrameCallback"in t&&(this._requestVideoFrameCallbackId=t.requestVideoFrameCallback(function e(){l.needsUpdate=!0,l._requestVideoFrameCallbackId=t.requestVideoFrameCallback(e)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const t=this.image;!1==="requestVideoFrameCallback"in t&&t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}dispose(){0!==this._requestVideoFrameCallbackId&&(this.source.data.cancelVideoFrameCallback(this._requestVideoFrameCallbackId),this._requestVideoFrameCallbackId=0),super.dispose()}}class nh extends rh{constructor(t,e,i,s,r,n,a,o){super({},t,e,i,s,r,n,a,o),this.isVideoFrameTexture=!0}update(){}clone(){return(new this.constructor).copy(this)}setFrame(t){this.image=t,this.needsUpdate=!0}}class ah extends qs{constructor(t,e){super({width:t,height:e}),this.isFramebufferTexture=!0,this.magFilter=ft,this.minFilter=ft,this.generateMipmaps=!1,this.needsUpdate=!0}}class oh extends qs{constructor(t,e,i,s,r,n,a,o,h,l,c,u){super(null,n,a,o,h,l,s,r,c,u),this.isCompressedTexture=!0,this.image={width:e,height:i},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}class hh extends oh{constructor(t,e,i,s,r,n){super(t,e,i,r,n),this.isCompressedArrayTexture=!0,this.image.depth=s,this.wrapR=yt,this.layerUpdates=new Set}addLayerUpdate(t){this.layerUpdates.add(t)}clearLayerUpdates(){this.layerUpdates.clear()}}class lh extends oh{constructor(t,e,i){super(void 0,t[0].width,t[0].height,e,i,lt),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=t}}class ch extends qs{constructor(t=[],e=301,i,s,r,n,a,o,h,l){super(t,e,i,s,r,n,a,o,h,l),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}class uh extends qs{constructor(t,e,i,s,r,n,a,o,h){super(t,e,i,s,r,n,a,o,h),this.isCanvasTexture=!0,this.needsUpdate=!0}}class dh extends qs{constructor(t,e,i=1014,s,r,n,a=1003,o=1003,h,l=1026,c=1){if(l!==Ut&&1027!==l)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");super({width:t,height:e,depth:c},s,r,n,a,o,l,i,h),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(t){return super.copy(t),this.source=new js(Object.assign({},t.image)),this.compareFunction=t.compareFunction,this}toJSON(t){const e=super.toJSON(t);return null!==this.compareFunction&&(e.compareFunction=this.compareFunction),e}}class ph extends dh{constructor(t,e=1014,i=301,s,r,n=1003,a=1003,o,h=1026){const l={width:t,height:t,depth:1},c=[l,l,l,l,l,l];super(t,t,e,i,s,r,n,a,o,h),this.image=c,this.isCubeDepthTexture=!0,this.isCubeTexture=!0}get images(){return this.image}set images(t){this.image=t}}class mh extends qs{constructor(t=null){super(),this.sourceTexture=t,this.isExternalTexture=!0}copy(t){return super.copy(t),this.sourceTexture=t.sourceTexture,this}}class yh extends Un{constructor(t=1,e=1,i=1,s=1,r=1,n=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:i,widthSegments:s,heightSegments:r,depthSegments:n};const a=this;s=Math.floor(s),r=Math.floor(r),n=Math.floor(n);const o=[],h=[],l=[],c=[];let u=0,d=0;function p(t,e,i,s,r,n,p,m,y,g,f){const x=n/y,b=p/g,v=n/2,w=p/2,M=m/2,S=y+1,_=g+1;let A=0,T=0;const z=new Ts;for(let n=0;n<_;n++){const a=n*b-w;for(let o=0;o0?1:-1,l.push(z.x,z.y,z.z),c.push(o/y),c.push(1-n/g),A+=1}}for(let t=0;t0){const t=(f-1)*m;for(let e=0;e0||0!==s)&&(l.push(n,a,h),x+=3),(e>0||s!==r-1)&&(l.push(a,o,h),x+=3)}h.addGroup(g,x,0),g+=x}(),!1===n&&(t>0&&f(!0),e>0&&f(!1)),this.setIndex(l),this.setAttribute("position",new kn(c,3)),this.setAttribute("normal",new kn(u,3)),this.setAttribute("uv",new kn(d,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new xh(t.radiusTop,t.radiusBottom,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class bh extends xh{constructor(t=1,e=1,i=32,s=1,r=!1,n=0,a=2*Math.PI){super(0,t,e,i,s,r,n,a),this.type="ConeGeometry",this.parameters={radius:t,height:e,radialSegments:i,heightSegments:s,openEnded:r,thetaStart:n,thetaLength:a}}static fromJSON(t){return new bh(t.radius,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class vh extends Un{constructor(t=[],e=[],i=1,s=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:t,indices:e,radius:i,detail:s};const r=[],n=[];function a(t,e,i,s){const r=s+1,n=[];for(let s=0;s<=r;s++){n[s]=[];const a=t.clone().lerp(i,s/r),o=e.clone().lerp(i,s/r),h=r-s;for(let t=0;t<=h;t++)n[s][t]=0===t&&s===r?a:a.clone().lerp(o,t/h)}for(let t=0;t.9&&a<.1&&(e<.2&&(n[t+0]+=1),i<.2&&(n[t+2]+=1),s<.2&&(n[t+4]+=1))}}()}(),this.setAttribute("position",new kn(r,3)),this.setAttribute("normal",new kn(r.slice(),3)),this.setAttribute("uv",new kn(n,2)),0===s?this.computeVertexNormals():this.normalizeNormals()}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new vh(t.vertices,t.indices,t.radius,t.detail)}}class wh extends vh{constructor(t=1,e=0){const i=(1+Math.sqrt(5))/2,s=1/i;super([-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-s,-i,0,-s,i,0,s,-i,0,s,i,-s,-i,0,-s,i,0,s,-i,0,s,i,0,-i,0,-s,i,0,-s,-i,0,s,i,0,s],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],t,e),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e}}static fromJSON(t){return new wh(t.radius,t.detail)}}const Mh=new Ts,Sh=new Ts,_h=new Ts,Ah=new $r;class Th extends Un{constructor(t=null,e=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:t,thresholdAngle:e},null!==t){const i=4,s=Math.pow(10,i),r=Math.cos(ys*e),n=t.getIndex(),a=t.getAttribute("position"),o=n?n.count:a.count,h=[0,0,0],l=["a","b","c"],c=new Array(3),u={},d=[];for(let t=0;t0)){h=s;break}h=s-1}if(s=h,i[s]===n)return s/(r-1);const l=i[s];return(s+(n-l)/(i[s+1]-l))/(r-1)}getTangent(t,e){const i=1e-4;let s=t-i,r=t+i;s<0&&(s=0),r>1&&(r=1);const n=this.getPoint(s),a=this.getPoint(r),o=e||(n.isVector2?new _s:new Ts);return o.copy(a).sub(n).normalize(),o}getTangentAt(t,e){const i=this.getUtoTmapping(t);return this.getTangent(i,e)}computeFrenetFrames(t,e=!1){const i=new Ts,s=[],r=[],n=[],a=new Ts,o=new Qs;for(let e=0;e<=t;e++){const i=e/t;s[e]=this.getTangentAt(i,new Ts)}r[0]=new Ts,n[0]=new Ts;let h=Number.MAX_VALUE;const l=Math.abs(s[0].x),c=Math.abs(s[0].y),u=Math.abs(s[0].z);l<=h&&(h=l,i.set(1,0,0)),c<=h&&(h=c,i.set(0,1,0)),u<=h&&i.set(0,0,1),a.crossVectors(s[0],i).normalize(),r[0].crossVectors(s[0],a),n[0].crossVectors(s[0],r[0]);for(let e=1;e<=t;e++){if(r[e]=r[e-1].clone(),n[e]=n[e-1].clone(),a.crossVectors(s[e-1],s[e]),a.length()>Number.EPSILON){a.normalize();const t=Math.acos(xs(s[e-1].dot(s[e]),-1,1));r[e].applyMatrix4(o.makeRotationAxis(a,t))}n[e].crossVectors(s[e],r[e])}if(!0===e){let e=Math.acos(xs(r[0].dot(r[t]),-1,1));e/=t,s[0].dot(a.crossVectors(r[0],r[t]))>0&&(e=-e);for(let i=1;i<=t;i++)r[i].applyMatrix4(o.makeRotationAxis(s[i],e*i)),n[i].crossVectors(s[i],r[i])}return{tangents:s,normals:r,binormals:n}}clone(){return(new this.constructor).copy(this)}copy(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}toJSON(){const t={metadata:{version:4.7,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t}fromJSON(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}class Ch extends zh{constructor(t=0,e=0,i=1,s=1,r=0,n=2*Math.PI,a=!1,o=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=t,this.aY=e,this.xRadius=i,this.yRadius=s,this.aStartAngle=r,this.aEndAngle=n,this.aClockwise=a,this.aRotation=o}getPoint(t,e=new _s){const i=e,s=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const n=Math.abs(r)s;)r-=s;r0?0:(Math.floor(Math.abs(h)/r)+1)*r:0===l&&h===r-1&&(h=r-2,l=1),this.closed||h>0?a=s[(h-1)%r]:(kh.subVectors(s[0],s[1]).add(s[0]),a=kh);const c=s[h%r],u=s[(h+1)%r];if(this.closed||h+2s.length-2?s.length-1:n+1],c=s[n>s.length-3?s.length-1:n+2];return i.set(Vh(a,o.x,h.x,l.x,c.x),Vh(a,o.y,h.y,l.y,c.y)),i}copy(t){super.copy(t),this.points=[];for(let e=0,i=t.points.length;e=i){const t=s[r]-i,n=this.curves[r],a=n.getLength(),o=0===a?0:1-t/a;return n.getPointAt(o,e)}r++}return null}getLength(){const t=this.getCurveLengths();return t[t.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const t=[];let e=0;for(let i=0,s=this.curves.length;i1&&!e[e.length-1].equals(e[0])&&e.push(e[0]),e}copy(t){super.copy(t),this.curves=[];for(let e=0,i=t.curves.length;e0){const t=h.getPoint(0);t.equals(this.currentPoint)||this.lineTo(t.x,t.y)}this.curves.push(h);const l=h.getPoint(1);return this.currentPoint.copy(l),this}copy(t){return super.copy(t),this.currentPoint.copy(t.currentPoint),this}toJSON(){const t=super.toJSON();return t.currentPoint=this.currentPoint.toArray(),t}fromJSON(t){return super.fromJSON(t),this.currentPoint.fromArray(t.currentPoint),this}}class Zh extends Hh{constructor(t){super(t),this.uuid=fs(),this.type="Shape",this.holes=[]}getPointsHoles(t){const e=[];for(let i=0,s=this.holes.length;i80*i){o=t[0],h=t[1];let e=o,s=h;for(let 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ul(t,e){return t.next.i!==e.i&&t.prev.i!==e.i&&!function(t,e){let i=t;do{if(i.i!==t.i&&i.next.i!==t.i&&i.i!==e.i&&i.next.i!==e.i&&ml(i,i.next,t,e))return!0;i=i.next}while(i!==t);return!1}(t,e)&&(fl(t,e)&&fl(e,t)&&function(t,e){let i=t,s=!1;const r=(t.x+e.x)/2,n=(t.y+e.y)/2;do{i.y>n!=i.next.y>n&&i.next.y!==i.y&&r<(i.next.x-i.x)*(n-i.y)/(i.next.y-i.y)+i.x&&(s=!s),i=i.next}while(i!==t);return s}(t,e)&&(dl(t.prev,t,e.prev)||dl(t,e.prev,e))||pl(t,e)&&dl(t.prev,t,t.next)>0&&dl(e.prev,e,e.next)>0)}function dl(t,e,i){return(e.y-t.y)*(i.x-e.x)-(e.x-t.x)*(i.y-e.y)}function pl(t,e){return t.x===e.x&&t.y===e.y}function ml(t,e,i,s){const r=gl(dl(t,e,i)),n=gl(dl(t,e,s)),a=gl(dl(i,s,t)),o=gl(dl(i,s,e));return r!==n&&a!==o||(!(0!==r||!yl(t,i,e))||(!(0!==n||!yl(t,s,e))||(!(0!==a||!yl(i,t,s))||!(0!==o||!yl(i,e,s)))))}function yl(t,e,i){return e.x<=Math.max(t.x,i.x)&&e.x>=Math.min(t.x,i.x)&&e.y<=Math.max(t.y,i.y)&&e.y>=Math.min(t.y,i.y)}function gl(t){return t>0?1:t<0?-1:0}function fl(t,e){return 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t=!1;a>Number.EPSILON?h>Number.EPSILON&&(t=!0):a<-Number.EPSILON?h<-Number.EPSILON&&(t=!0):Math.sign(o)===Math.sign(l)&&(t=!0),t?(s=-o,r=a,n=Math.sqrt(c)):(s=a,r=o,n=Math.sqrt(c/2))}return new _s(s/n,r/n)}const k=[];for(let t=0,e=z.length,i=e-1,s=t+1;t=0;t--){const e=t/p,i=c*Math.cos(e*Math.PI/2),s=u*Math.sin(e*Math.PI/2)+d;for(let t=0,e=z.length;t=0;){const s=i;let r=i-1;r<0&&(r=t.length-1);for(let t=0,i=o+2*p;t0)&&d.push(e,r,h),(t!==i-1||o0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e.lights=this.lights,e.clipping=this.clipping;const i={};for(const t in this.extensions)!0===this.extensions[t]&&(i[t]=!0);return Object.keys(i).length>0&&(e.extensions=i),e}}class Hl extends Yl{constructor(t){super(t),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Zl extends Zn{constructor(t){super(),this.isMeshStandardMaterial=!0,this.type="MeshStandardMaterial",this.defines={STANDARD:""},this.color=new Pr(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new hr,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.defines={STANDARD:""},this.color.copy(t.color),this.roughness=t.roughness,this.metalness=t.metalness,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.roughnessMap=t.roughnessMap,this.metalnessMap=t.metalnessMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.envMapIntensity=t.envMapIntensity,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class Gl extends Zl{constructor(t){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new _s(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return xs(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(t){this.ior=(1+.4*t)/(1-.4*t)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new Pr(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=1/0,this.attenuationColor=new Pr(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Pr(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._dispersion=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(t)}get anisotropy(){return this._anisotropy}set anisotropy(t){this._anisotropy>0!=t>0&&this.version++,this._anisotropy=t}get clearcoat(){return this._clearcoat}set clearcoat(t){this._clearcoat>0!=t>0&&this.version++,this._clearcoat=t}get iridescence(){return this._iridescence}set iridescence(t){this._iridescence>0!=t>0&&this.version++,this._iridescence=t}get dispersion(){return this._dispersion}set dispersion(t){this._dispersion>0!=t>0&&this.version++,this._dispersion=t}get sheen(){return this._sheen}set sheen(t){this._sheen>0!=t>0&&this.version++,this._sheen=t}get transmission(){return this._transmission}set transmission(t){this._transmission>0!=t>0&&this.version++,this._transmission=t}copy(t){return super.copy(t),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=t.anisotropy,this.anisotropyRotation=t.anisotropyRotation,this.anisotropyMap=t.anisotropyMap,this.clearcoat=t.clearcoat,this.clearcoatMap=t.clearcoatMap,this.clearcoatRoughness=t.clearcoatRoughness,this.clearcoatRoughnessMap=t.clearcoatRoughnessMap,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.dispersion=t.dispersion,this.ior=t.ior,this.iridescence=t.iridescence,this.iridescenceMap=t.iridescenceMap,this.iridescenceIOR=t.iridescenceIOR,this.iridescenceThicknessRange=[...t.iridescenceThicknessRange],this.iridescenceThicknessMap=t.iridescenceThicknessMap,this.sheen=t.sheen,this.sheenColor.copy(t.sheenColor),this.sheenColorMap=t.sheenColorMap,this.sheenRoughness=t.sheenRoughness,this.sheenRoughnessMap=t.sheenRoughnessMap,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this.thickness=t.thickness,this.thicknessMap=t.thicknessMap,this.attenuationDistance=t.attenuationDistance,this.attenuationColor.copy(t.attenuationColor),this.specularIntensity=t.specularIntensity,this.specularIntensityMap=t.specularIntensityMap,this.specularColor.copy(t.specularColor),this.specularColorMap=t.specularColorMap,this}}class $l extends Zn{constructor(t){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new Pr(16777215),this.specular=new Pr(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new hr,this.combine=0,this.reflectivity=1,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.specular.copy(t.specular),this.shininess=t.shininess,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class Ql extends Zn{constructor(t){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new Pr(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.gradientMap=t.gradientMap,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}class Kl extends Zn{constructor(t){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(t)}copy(t){return super.copy(t),this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.flatShading=t.flatShading,this}}class tc extends Zn{constructor(t){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new Pr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new hr,this.combine=0,this.reflectivity=1,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class ec extends Zn{constructor(t){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(t)}copy(t){return super.copy(t),this.depthPacking=t.depthPacking,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this}}class ic extends Zn{constructor(t){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(t)}copy(t){return super.copy(t),this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}class sc extends Zn{constructor(t){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new Pr(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.defines={MATCAP:""},this.color.copy(t.color),this.matcap=t.matcap,this.map=t.map,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.flatShading=t.flatShading,this.fog=t.fog,this}}class rc extends Eo{constructor(t){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(t)}copy(t){return super.copy(t),this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this}}function nc(t,e){return t&&t.constructor!==e?"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t):t}function ac(t){const e=t.length,i=new Array(e);for(let t=0;t!==e;++t)i[t]=t;return i.sort(function(e,i){return t[e]-t[i]}),i}function oc(t,e,i){const s=t.length,r=new t.constructor(s);for(let n=0,a=0;a!==s;++n){const s=i[n]*e;for(let i=0;i!==e;++i)r[a++]=t[s+i]}return r}function hc(t,e,i,s){let r=1,n=t[0];for(;void 0!==n&&void 0===n[s];)n=t[r++];if(void 0===n)return;let a=n[s];if(void 0!==a)if(Array.isArray(a))do{a=n[s],void 0!==a&&(e.push(n.time),i.push(...a)),n=t[r++]}while(void 0!==n);else if(void 0!==a.toArray)do{a=n[s],void 0!==a&&(e.push(n.time),a.toArray(i,i.length)),n=t[r++]}while(void 0!==n);else do{a=n[s],void 0!==a&&(e.push(n.time),i.push(a)),n=t[r++]}while(void 0!==n)}class lc{static convertArray(t,e){return nc(t,e)}static isTypedArray(t){return $i(t)}static getKeyframeOrder(t){return ac(t)}static sortedArray(t,e,i){return oc(t,e,i)}static flattenJSON(t,e,i,s){hc(t,e,i,s)}static subclip(t,e,i,s,r=30){return function(t,e,i,s,r=30){const n=t.clone();n.name=e;const a=[];for(let t=0;t=s)){h.push(e.times[t]);for(let i=0;in.tracks[t].times[0]&&(o=n.tracks[t].times[0]);for(let t=0;t=s.times[u]){const t=u*h+o,e=t+h-o;d=s.values.slice(t,e)}else{const t=s.createInterpolant(),e=o,i=h-o;t.evaluate(n),d=t.resultBuffer.slice(e,i)}"quaternion"===r&&(new As).fromArray(d).normalize().conjugate().toArray(d);const p=a.times.length;for(let t=0;t=r)){const a=e[1];t=r)break e}n=i,i=0;break i}break t}for(;i>>1;te;)--n;if(++n,0!==r||n!==s){r>=n&&(n=Math.max(n,1),r=n-1);const t=this.getValueSize();this.times=i.slice(r,n),this.values=this.values.slice(r*t,n*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!==0&&(os("KeyframeTrack: Invalid value size in track.",this),t=!1);const i=this.times,s=this.values,r=i.length;0===r&&(os("KeyframeTrack: Track is empty.",this),t=!1);let n=null;for(let e=0;e!==r;e++){const s=i[e];if("number"==typeof s&&isNaN(s)){os("KeyframeTrack: Time is not a valid number.",this,e,s),t=!1;break}if(null!==n&&n>s){os("KeyframeTrack: Out of order keys.",this,e,s,n),t=!1;break}n=s}if(void 0!==s&&$i(s))for(let e=0,i=s.length;e!==i;++e){const i=s[e];if(isNaN(i)){os("KeyframeTrack: Value is not a valid number.",this,e,i),t=!1;break}}return t}optimize(){const t=this.times.slice(),e=this.values.slice(),i=this.getValueSize(),s=this.getInterpolation()===Fe,r=t.length-1;let n=1;for(let a=1;a0){t[n]=t[r];for(let t=r*i,s=n*i,a=0;a!==i;++a)e[s+a]=e[t+a];++n}return n!==t.length?(this.times=t.slice(0,n),this.values=e.slice(0,n*i)):(this.times=t,this.values=e),this}clone(){const t=this.times.slice(),e=this.values.slice(),i=new(0,this.constructor)(this.name,t,e);return i.createInterpolant=this.createInterpolant,i}}yc.prototype.ValueTypeName="",yc.prototype.TimeBufferType=Float32Array,yc.prototype.ValueBufferType=Float32Array,yc.prototype.DefaultInterpolation=Ee;class gc extends yc{constructor(t,e,i){super(t,e,i)}}gc.prototype.ValueTypeName="bool",gc.prototype.ValueBufferType=Array,gc.prototype.DefaultInterpolation=Ve,gc.prototype.InterpolantFactoryMethodLinear=void 0,gc.prototype.InterpolantFactoryMethodSmooth=void 0;class fc extends yc{constructor(t,e,i,s){super(t,e,i,s)}}fc.prototype.ValueTypeName="color";class xc extends yc{constructor(t,e,i,s){super(t,e,i,s)}}xc.prototype.ValueTypeName="number";class bc extends cc{constructor(t,e,i,s){super(t,e,i,s)}interpolate_(t,e,i,s){const r=this.resultBuffer,n=this.sampleValues,a=this.valueSize,o=(i-e)/(s-e);let h=t*a;for(let t=h+a;h!==t;h+=4)As.slerpFlat(r,0,n,h-a,n,h,o);return r}}class vc extends yc{constructor(t,e,i,s){super(t,e,i,s)}InterpolantFactoryMethodLinear(t){return new bc(this.times,this.values,this.getValueSize(),t)}}vc.prototype.ValueTypeName="quaternion",vc.prototype.InterpolantFactoryMethodSmooth=void 0;class wc extends yc{constructor(t,e,i){super(t,e,i)}}wc.prototype.ValueTypeName="string",wc.prototype.ValueBufferType=Array,wc.prototype.DefaultInterpolation=Ve,wc.prototype.InterpolantFactoryMethodLinear=void 0,wc.prototype.InterpolantFactoryMethodSmooth=void 0;class Mc extends yc{constructor(t,e,i,s){super(t,e,i,s)}}Mc.prototype.ValueTypeName="vector";class Sc{constructor(t="",e=-1,i=[],s=2500){this.name=t,this.tracks=i,this.duration=e,this.blendMode=s,this.uuid=fs(),this.userData={},this.duration<0&&this.resetDuration()}static parse(t){const e=[],i=t.tracks,s=1/(t.fps||1);for(let t=0,r=i.length;t!==r;++t)e.push(_c(i[t]).scale(s));const r=new this(t.name,t.duration,e,t.blendMode);return r.uuid=t.uuid,r.userData=JSON.parse(t.userData||"{}"),r}static toJSON(t){const e=[],i=t.tracks,s={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode,userData:JSON.stringify(t.userData)};for(let t=0,s=i.length;t!==s;++t)e.push(yc.toJSON(i[t]));return s}static CreateFromMorphTargetSequence(t,e,i,s){const r=e.length,n=[];for(let t=0;t1){const t=n[1];let e=s[t];e||(s[t]=e=[]),e.push(i)}}const n=[];for(const t in s)n.push(this.CreateFromMorphTargetSequence(t,s[t],e,i));return n}static parseAnimation(t,e){if(as("AnimationClip: parseAnimation() is deprecated and will be removed with r185"),!t)return os("AnimationClip: No animation in JSONLoader data."),null;const i=function(t,e,i,s,r){if(0!==i.length){const n=[],a=[];hc(i,n,a,s),0!==n.length&&r.push(new t(e,n,a))}},s=[],r=t.name||"default",n=t.fps||30,a=t.blendMode;let o=t.length||-1;const h=t.hierarchy||[];for(let t=0;t{e&&e(r),this.manager.itemEnd(t)},0),r;if(void 0!==Bc[t])return void Bc[t].push({onLoad:e,onProgress:i,onError:s});Bc[t]=[],Bc[t].push({onLoad:e,onProgress:i,onError:s});const n=new Request(t,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin",signal:"function"==typeof AbortSignal.any?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal}),a=this.mimeType,o=this.responseType;fetch(n).then(e=>{if(200===e.status||0===e.status){if(0===e.status&&as("FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===e.body||void 0===e.body.getReader)return e;const i=Bc[t],s=e.body.getReader(),r=e.headers.get("X-File-Size")||e.headers.get("Content-Length"),n=r?parseInt(r):0,a=0!==n;let o=0;const h=new ReadableStream({start(t){!function e(){s.read().then(({done:s,value:r})=>{if(s)t.close();else{o+=r.byteLength;const s=new ProgressEvent("progress",{lengthComputable:a,loaded:o,total:n});for(let t=0,e=i.length;t{t.error(e)})}()}});return new Response(h)}throw new kc(`fetch for "${e.url}" responded with ${e.status}: ${e.statusText}`,e)}).then(t=>{switch(o){case"arraybuffer":return t.arrayBuffer();case"blob":return t.blob();case"document":return t.text().then(t=>(new DOMParser).parseFromString(t,a));case"json":return t.json();default:if(""===a)return t.text();{const e=/charset="?([^;"\s]*)"?/i.exec(a),i=e&&e[1]?e[1].toLowerCase():void 0,s=new TextDecoder(i);return t.arrayBuffer().then(t=>s.decode(t))}}}).then(e=>{Ac.add(`file:${t}`,e);const i=Bc[t];delete Bc[t];for(let t=0,s=i.length;t{const i=Bc[t];if(void 0===i)throw this.manager.itemError(t),e;delete Bc[t];for(let t=0,s=i.length;t{this.manager.itemEnd(t)}),this.manager.itemStart(t)}setResponseType(t){return this.responseType=t,this}setMimeType(t){return this.mimeType=t,this}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}class Pc extends Ic{constructor(t){super(t)}load(t,e,i,s){const r=this,n=new Oc(this.manager);n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials),n.load(t,function(i){try{e(r.parse(JSON.parse(i)))}catch(e){s?s(e):os(e),r.manager.itemError(t)}},i,s)}parse(t){const e=[];for(let i=0;i0:s.vertexColors=t.vertexColors),void 0!==t.uniforms)for(const e in t.uniforms){const r=t.uniforms[e];switch(s.uniforms[e]={},r.type){case"t":s.uniforms[e].value=i(r.value);break;case"c":s.uniforms[e].value=(new Pr).setHex(r.value);break;case"v2":s.uniforms[e].value=(new _s).fromArray(r.value);break;case"v3":s.uniforms[e].value=(new Ts).fromArray(r.value);break;case"v4":s.uniforms[e].value=(new Js).fromArray(r.value);break;case"m3":s.uniforms[e].value=(new Is).fromArray(r.value);break;case"m4":s.uniforms[e].value=(new Qs).fromArray(r.value);break;default:s.uniforms[e].value=r.value}}if(void 0!==t.defines&&(s.defines=t.defines),void 0!==t.vertexShader&&(s.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(s.fragmentShader=t.fragmentShader),void 0!==t.glslVersion&&(s.glslVersion=t.glslVersion),void 0!==t.extensions)for(const e in t.extensions)s.extensions[e]=t.extensions[e];if(void 0!==t.lights&&(s.lights=t.lights),void 0!==t.clipping&&(s.clipping=t.clipping),void 0!==t.size&&(s.size=t.size),void 0!==t.sizeAttenuation&&(s.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(s.map=i(t.map)),void 0!==t.matcap&&(s.matcap=i(t.matcap)),void 0!==t.alphaMap&&(s.alphaMap=i(t.alphaMap)),void 0!==t.bumpMap&&(s.bumpMap=i(t.bumpMap)),void 0!==t.bumpScale&&(s.bumpScale=t.bumpScale),void 0!==t.normalMap&&(s.normalMap=i(t.normalMap)),void 0!==t.normalMapType&&(s.normalMapType=t.normalMapType),void 0!==t.normalScale){let e=t.normalScale;!1===Array.isArray(e)&&(e=[e,e]),s.normalScale=(new _s).fromArray(e)}return void 0!==t.displacementMap&&(s.displacementMap=i(t.displacementMap)),void 0!==t.displacementScale&&(s.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(s.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(s.roughnessMap=i(t.roughnessMap)),void 0!==t.metalnessMap&&(s.metalnessMap=i(t.metalnessMap)),void 0!==t.emissiveMap&&(s.emissiveMap=i(t.emissiveMap)),void 0!==t.emissiveIntensity&&(s.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(s.specularMap=i(t.specularMap)),void 0!==t.specularIntensityMap&&(s.specularIntensityMap=i(t.specularIntensityMap)),void 0!==t.specularColorMap&&(s.specularColorMap=i(t.specularColorMap)),void 0!==t.envMap&&(s.envMap=i(t.envMap)),void 0!==t.envMapRotation&&s.envMapRotation.fromArray(t.envMapRotation),void 0!==t.envMapIntensity&&(s.envMapIntensity=t.envMapIntensity),void 0!==t.reflectivity&&(s.reflectivity=t.reflectivity),void 0!==t.refractionRatio&&(s.refractionRatio=t.refractionRatio),void 0!==t.lightMap&&(s.lightMap=i(t.lightMap)),void 0!==t.lightMapIntensity&&(s.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(s.aoMap=i(t.aoMap)),void 0!==t.aoMapIntensity&&(s.aoMapIntensity=t.aoMapIntensity),void 0!==t.gradientMap&&(s.gradientMap=i(t.gradientMap)),void 0!==t.clearcoatMap&&(s.clearcoatMap=i(t.clearcoatMap)),void 0!==t.clearcoatRoughnessMap&&(s.clearcoatRoughnessMap=i(t.clearcoatRoughnessMap)),void 0!==t.clearcoatNormalMap&&(s.clearcoatNormalMap=i(t.clearcoatNormalMap)),void 0!==t.clearcoatNormalScale&&(s.clearcoatNormalScale=(new _s).fromArray(t.clearcoatNormalScale)),void 0!==t.iridescenceMap&&(s.iridescenceMap=i(t.iridescenceMap)),void 0!==t.iridescenceThicknessMap&&(s.iridescenceThicknessMap=i(t.iridescenceThicknessMap)),void 0!==t.transmissionMap&&(s.transmissionMap=i(t.transmissionMap)),void 0!==t.thicknessMap&&(s.thicknessMap=i(t.thicknessMap)),void 0!==t.anisotropyMap&&(s.anisotropyMap=i(t.anisotropyMap)),void 0!==t.sheenColorMap&&(s.sheenColorMap=i(t.sheenColorMap)),void 0!==t.sheenRoughnessMap&&(s.sheenRoughnessMap=i(t.sheenRoughnessMap)),s}setTextures(t){return this.textures=t,this}createMaterialFromType(t){return uu.createMaterialFromType(t)}static createMaterialFromType(t){return new{ShadowMaterial:Wl,SpriteMaterial:Gn,RawShaderMaterial:Hl,ShaderMaterial:Yl,PointsMaterial:$o,MeshPhysicalMaterial:Gl,MeshStandardMaterial:Zl,MeshPhongMaterial:$l,MeshToonMaterial:Ql,MeshNormalMaterial:Kl,MeshLambertMaterial:tc,MeshDepthMaterial:ec,MeshDistanceMaterial:ic,MeshBasicMaterial:Ma,MeshMatcapMaterial:sc,LineDashedMaterial:rc,LineBasicMaterial:Eo,Material:Zn}[t]}}class du{static extractUrlBase(t){const e=t.lastIndexOf("/");return-1===e?"./":t.slice(0,e+1)}static resolveURL(t,e){return"string"!=typeof t||""===t?"":(/^https?:\/\//i.test(e)&&/^\//.test(t)&&(e=e.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(t)||/^data:.*,.*$/i.test(t)||/^blob:.*$/i.test(t)?t:e+t)}}class pu extends Un{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(t){return super.copy(t),this.instanceCount=t.instanceCount,this}toJSON(){const t=super.toJSON();return t.instanceCount=this.instanceCount,t.isInstancedBufferGeometry=!0,t}}class mu extends Ic{constructor(t){super(t)}load(t,e,i,s){const r=this,n=new Oc(r.manager);n.setPath(r.path),n.setRequestHeader(r.requestHeader),n.setWithCredentials(r.withCredentials),n.load(t,function(i){try{e(r.parse(JSON.parse(i)))}catch(e){s?s(e):os(e),r.manager.itemError(t)}},i,s)}parse(t){const e={},i={};function s(t,s){if(void 0!==e[s])return e[s];const r=t.interleavedBuffers[s],n=function(t,e){if(void 0!==i[e])return i[e];const s=t.arrayBuffers,r=s[e],n=new Uint32Array(r).buffer;return i[e]=n,n}(t,r.buffer),a=Gi(r.type,n),o=new qn(a,r.stride);return o.uuid=r.uuid,e[s]=o,o}const r=t.isInstancedBufferGeometry?new pu:new Un,n=t.data.index;if(void 0!==n){const t=Gi(n.type,n.array);r.setIndex(new Mn(t,1))}const a=t.data.attributes;for(const e in a){const i=a[e];let n;if(i.isInterleavedBufferAttribute){const e=s(t.data,i.data);n=new Xn(e,i.itemSize,i.offset,i.normalized)}else{const t=Gi(i.type,i.array);n=new(i.isInstancedBufferAttribute?$a:Mn)(t,i.itemSize,i.normalized)}void 0!==i.name&&(n.name=i.name),void 0!==i.usage&&n.setUsage(i.usage),r.setAttribute(e,n)}const o=t.data.morphAttributes;if(o)for(const e in o){const i=o[e],n=[];for(let e=0,r=i.length;e0){const i=new zc(e);r=new Vc(i),r.setCrossOrigin(this.crossOrigin);for(let e=0,i=t.length;e0){s=new Vc(this.manager),s.setCrossOrigin(this.crossOrigin);for(let e=0,s=t.length;e{let e=null,i=null;return void 0!==t.boundingBox&&(e=(new Qr).fromJSON(t.boundingBox)),void 0!==t.boundingSphere&&(i=(new Nn).fromJSON(t.boundingSphere)),{...t,boundingBox:e,boundingSphere:i}}),n._instanceInfo=t.instanceInfo,n._availableInstanceIds=t._availableInstanceIds,n._availableGeometryIds=t._availableGeometryIds,n._nextIndexStart=t.nextIndexStart,n._nextVertexStart=t.nextVertexStart,n._geometryCount=t.geometryCount,n._maxInstanceCount=t.maxInstanceCount,n._maxVertexCount=t.maxVertexCount,n._maxIndexCount=t.maxIndexCount,n._geometryInitialized=t.geometryInitialized,n._matricesTexture=c(t.matricesTexture.uuid),n._indirectTexture=c(t.indirectTexture.uuid),void 0!==t.colorsTexture&&(n._colorsTexture=c(t.colorsTexture.uuid)),void 0!==t.boundingSphere&&(n.boundingSphere=(new Nn).fromJSON(t.boundingSphere)),void 0!==t.boundingBox&&(n.boundingBox=(new Qr).fromJSON(t.boundingBox));break;case"LOD":n=new pa;break;case"Line":n=new Jo(h(t.geometry),l(t.material));break;case"LineLoop":n=new Go(h(t.geometry),l(t.material));break;case"LineSegments":n=new Zo(h(t.geometry),l(t.material));break;case"PointCloud":case"Points":n=new ih(h(t.geometry),l(t.material));break;case"Sprite":n=new la(l(t.material));break;case"Group":n=new Tr;break;case"Bone":n=new Xa;break;default:n=new Ar}if(n.uuid=t.uuid,void 0!==t.name&&(n.name=t.name),void 0!==t.matrix?(n.matrix.fromArray(t.matrix),void 0!==t.matrixAutoUpdate&&(n.matrixAutoUpdate=t.matrixAutoUpdate),n.matrixAutoUpdate&&n.matrix.decompose(n.position,n.quaternion,n.scale)):(void 0!==t.position&&n.position.fromArray(t.position),void 0!==t.rotation&&n.rotation.fromArray(t.rotation),void 0!==t.quaternion&&n.quaternion.fromArray(t.quaternion),void 0!==t.scale&&n.scale.fromArray(t.scale)),void 0!==t.up&&n.up.fromArray(t.up),void 0!==t.pivot&&(n.pivot=(new Ts).fromArray(t.pivot)),void 0!==t.morphTargetDictionary&&(n.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),void 0!==t.morphTargetInfluences&&(n.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.castShadow&&(n.castShadow=t.castShadow),void 0!==t.receiveShadow&&(n.receiveShadow=t.receiveShadow),t.shadow&&(void 0!==t.shadow.intensity&&(n.shadow.intensity=t.shadow.intensity),void 0!==t.shadow.bias&&(n.shadow.bias=t.shadow.bias),void 0!==t.shadow.normalBias&&(n.shadow.normalBias=t.shadow.normalBias),void 0!==t.shadow.radius&&(n.shadow.radius=t.shadow.radius),void 0!==t.shadow.mapSize&&n.shadow.mapSize.fromArray(t.shadow.mapSize),void 0!==t.shadow.camera&&(n.shadow.camera=this.parseObject(t.shadow.camera))),void 0!==t.visible&&(n.visible=t.visible),void 0!==t.frustumCulled&&(n.frustumCulled=t.frustumCulled),void 0!==t.renderOrder&&(n.renderOrder=t.renderOrder),void 0!==t.static&&(n.static=t.static),void 0!==t.userData&&(n.userData=t.userData),void 0!==t.layers&&(n.layers.mask=t.layers),void 0!==t.children){const a=t.children;for(let t=0;t{if(!0!==bu.has(n))return e&&e(i),r.manager.itemEnd(t),i;s&&s(bu.get(n)),r.manager.itemError(t),r.manager.itemEnd(t)}):(setTimeout(function(){e&&e(n),r.manager.itemEnd(t)},0),n);const a={};a.credentials="anonymous"===this.crossOrigin?"same-origin":"include",a.headers=this.requestHeader,a.signal="function"==typeof AbortSignal.any?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal;const o=fetch(t,a).then(function(t){return t.blob()}).then(function(t){return createImageBitmap(t,Object.assign(r.options,{colorSpaceConversion:"none"}))}).then(function(i){return Ac.add(`image-bitmap:${t}`,i),e&&e(i),r.manager.itemEnd(t),i}).catch(function(e){s&&s(e),bu.set(o,e),Ac.remove(`image-bitmap:${t}`),r.manager.itemError(t),r.manager.itemEnd(t)});Ac.add(`image-bitmap:${t}`,o),r.manager.itemStart(t)}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}let wu;class Mu{static getContext(){return void 0===wu&&(wu=new(window.AudioContext||window.webkitAudioContext)),wu}static setContext(t){wu=t}}class Su extends Ic{constructor(t){super(t)}load(t,e,i,s){const r=this,n=new Oc(this.manager);function a(e){s?s(e):os(e),r.manager.itemError(t)}n.setResponseType("arraybuffer"),n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials),n.load(t,function(t){try{const i=t.slice(0);Mu.getContext().decodeAudioData(i,function(t){e(t)}).catch(a)}catch(t){a(t)}},i,s)}}const _u=new Qs,Au=new Qs,Tu=new Qs;class zu{constructor(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new Kc,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new Kc,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=!1,this._cache={focus:null,fov:null,aspect:null,near:null,far:null,zoom:null,eyeSep:null}}update(t){const e=this._cache;if(e.focus!==t.focus||e.fov!==t.fov||e.aspect!==t.aspect*this.aspect||e.near!==t.near||e.far!==t.far||e.zoom!==t.zoom||e.eyeSep!==this.eyeSep){e.focus=t.focus,e.fov=t.fov,e.aspect=t.aspect*this.aspect,e.near=t.near,e.far=t.far,e.zoom=t.zoom,e.eyeSep=this.eyeSep,Tu.copy(t.projectionMatrix);const i=e.eyeSep/2,s=i*e.near/e.focus,r=e.near*Math.tan(ys*e.fov*.5)/e.zoom;let n,a;Au.elements[12]=-i,_u.elements[12]=i,n=-r*e.aspect+s,a=r*e.aspect+s,Tu.elements[0]=2*e.near/(a-n),Tu.elements[8]=(a+n)/(a-n),this.cameraL.projectionMatrix.copy(Tu),n=-r*e.aspect-s,a=r*e.aspect-s,Tu.elements[0]=2*e.near/(a-n),Tu.elements[8]=(a+n)/(a-n),this.cameraR.projectionMatrix.copy(Tu)}this.cameraL.matrixWorld.copy(t.matrixWorld).multiply(Au),this.cameraR.matrixWorld.copy(t.matrixWorld).multiply(_u)}}const Cu=-90;class Iu extends Ar{constructor(t,e,i){super(),this.type="CubeCamera",this.renderTarget=i,this.coordinateSystem=null,this.activeMipmapLevel=0;const s=new Kc(Cu,1,t,e);s.layers=this.layers,this.add(s);const r=new Kc(Cu,1,t,e);r.layers=this.layers,this.add(r);const n=new Kc(Cu,1,t,e);n.layers=this.layers,this.add(n);const a=new Kc(Cu,1,t,e);a.layers=this.layers,this.add(a);const o=new Kc(Cu,1,t,e);o.layers=this.layers,this.add(o);const h=new Kc(Cu,1,t,e);h.layers=this.layers,this.add(h)}updateCoordinateSystem(){const t=this.coordinateSystem,e=this.children.concat(),[i,s,r,n,a,o]=e;for(const t of e)this.remove(t);if(t===Ui)i.up.set(0,1,0),i.lookAt(1,0,0),s.up.set(0,1,0),s.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),n.up.set(0,0,1),n.lookAt(0,-1,0),a.up.set(0,1,0),a.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else{if(t!==qi)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+t);i.up.set(0,-1,0),i.lookAt(-1,0,0),s.up.set(0,-1,0),s.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),n.up.set(0,0,-1),n.lookAt(0,-1,0),a.up.set(0,-1,0),a.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1)}for(const t of e)this.add(t),t.updateMatrixWorld()}update(t,e){null===this.parent&&this.updateMatrixWorld();const{renderTarget:i,activeMipmapLevel:s}=this;this.coordinateSystem!==t.coordinateSystem&&(this.coordinateSystem=t.coordinateSystem,this.updateCoordinateSystem());const[r,n,a,o,h,l]=this.children,c=t.getRenderTarget(),u=t.getActiveCubeFace(),d=t.getActiveMipmapLevel(),p=t.xr.enabled;t.xr.enabled=!1;const m=i.texture.generateMipmaps;i.texture.generateMipmaps=!1;let y=!1;y=!0===t.isWebGLRenderer?t.state.buffers.depth.getReversed():t.reversedDepthBuffer,t.setRenderTarget(i,0,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,r),t.setRenderTarget(i,1,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,n),t.setRenderTarget(i,2,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,a),t.setRenderTarget(i,3,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,o),t.setRenderTarget(i,4,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,h),i.texture.generateMipmaps=m,t.setRenderTarget(i,5,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,l),t.setRenderTarget(c,u,d),t.xr.enabled=p,i.texture.needsPMREMUpdate=!0}}class Bu extends Kc{constructor(t=[]){super(),this.isArrayCamera=!0,this.isMultiViewCamera=!1,this.cameras=t}}class ku{constructor(){this._previousTime=0,this._currentTime=0,this._startTime=performance.now(),this._delta=0,this._elapsed=0,this._timescale=1,this._document=null,this._pageVisibilityHandler=null}connect(t){this._document=t,void 0!==t.hidden&&(this._pageVisibilityHandler=Ou.bind(this),t.addEventListener("visibilitychange",this._pageVisibilityHandler,!1))}disconnect(){null!==this._pageVisibilityHandler&&(this._document.removeEventListener("visibilitychange",this._pageVisibilityHandler),this._pageVisibilityHandler=null),this._document=null}getDelta(){return this._delta/1e3}getElapsed(){return this._elapsed/1e3}getTimescale(){return this._timescale}setTimescale(t){return this._timescale=t,this}reset(){return this._currentTime=performance.now()-this._startTime,this}dispose(){this.disconnect()}update(t){return null!==this._pageVisibilityHandler&&!0===this._document.hidden?this._delta=0:(this._previousTime=this._currentTime,this._currentTime=(void 0!==t?t:performance.now())-this._startTime,this._delta=(this._currentTime-this._previousTime)*this._timescale,this._elapsed+=this._delta),this}}function Ou(){!1===this._document.hidden&&this.reset()}const Pu=new Ts,Ru=new As,Nu=new Ts,Vu=new Ts,Eu=new Ts;class Fu extends Ar{constructor(){super(),this.type="AudioListener",this.context=Mu.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._timer=new ku}getInput(){return this.gain}removeFilter(){return null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this}getFilter(){return this.filter}setFilter(t){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=t,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this}updateMatrixWorld(t){super.updateMatrixWorld(t),this._timer.update();const e=this.context.listener;if(this.timeDelta=this._timer.getDelta(),this.matrixWorld.decompose(Pu,Ru,Nu),Vu.set(0,0,-1).applyQuaternion(Ru),Eu.set(0,1,0).applyQuaternion(Ru),e.positionX){const t=this.context.currentTime+this.timeDelta;e.positionX.linearRampToValueAtTime(Pu.x,t),e.positionY.linearRampToValueAtTime(Pu.y,t),e.positionZ.linearRampToValueAtTime(Pu.z,t),e.forwardX.linearRampToValueAtTime(Vu.x,t),e.forwardY.linearRampToValueAtTime(Vu.y,t),e.forwardZ.linearRampToValueAtTime(Vu.z,t),e.upX.linearRampToValueAtTime(Eu.x,t),e.upY.linearRampToValueAtTime(Eu.y,t),e.upZ.linearRampToValueAtTime(Eu.z,t)}else e.setPosition(Pu.x,Pu.y,Pu.z),e.setOrientation(Vu.x,Vu.y,Vu.z,Eu.x,Eu.y,Eu.z)}}class Lu extends Ar{constructor(t){super(),this.type="Audio",this.listener=t,this.context=t.context,this.gain=this.context.createGain(),this.gain.connect(t.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}getOutput(){return this.gain}setNodeSource(t){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=t,this.connect(),this}setMediaElementSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(t),this.connect(),this}setMediaStreamSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(t),this.connect(),this}setBuffer(t){return this.buffer=t,this.sourceType="buffer",this.autoplay&&this.play(),this}play(t=0){if(!0===this.isPlaying)return void as("Audio: Audio is already playing.");if(!1===this.hasPlaybackControl)return void as("Audio: this Audio has no playback control.");this._startedAt=this.context.currentTime+t;const e=this.context.createBufferSource();return e.buffer=this.buffer,e.loop=this.loop,e.loopStart=this.loopStart,e.loopEnd=this.loopEnd,e.onended=this.onEnded.bind(this),e.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=e,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(!1!==this.hasPlaybackControl)return!0===this.isPlaying&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,!0===this.loop&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this;as("Audio: this Audio has no playback control.")}stop(t=0){if(!1!==this.hasPlaybackControl)return this._progress=0,null!==this.source&&(this.source.stop(this.context.currentTime+t),this.source.onended=null),this.isPlaying=!1,this;as("Audio: this Audio has no playback control.")}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let t=1,e=this.filters.length;t0){this.source.disconnect(this.filters[0]);for(let t=1,e=this.filters.length;t0&&this._mixBufferRegionAdditive(i,s,this._addIndex*e,1,e);for(let t=e,r=e+e;t!==r;++t)if(i[t]!==i[t+e]){a.setValue(i,s);break}}saveOriginalState(){const t=this.binding,e=this.buffer,i=this.valueSize,s=i*this._origIndex;t.getValue(e,s);for(let t=i,r=s;t!==r;++t)e[t]=e[s+t%i];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)}_setAdditiveIdentityNumeric(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let i=t;i=.5)for(let s=0;s!==r;++s)t[e+s]=t[i+s]}_slerp(t,e,i,s){As.slerpFlat(t,e,t,e,t,i,s)}_slerpAdditive(t,e,i,s,r){const n=this._workIndex*r;As.multiplyQuaternionsFlat(t,n,t,e,t,i),As.slerpFlat(t,e,t,e,t,n,s)}_lerp(t,e,i,s,r){const n=1-s;for(let a=0;a!==r;++a){const r=e+a;t[r]=t[r]*n+t[i+a]*s}}_lerpAdditive(t,e,i,s,r){for(let n=0;n!==r;++n){const r=e+n;t[r]=t[r]+t[i+n]*s}}}const Yu="\\[\\]\\.:\\/",Hu=new RegExp("["+Yu+"]","g"),Zu="[^"+Yu+"]",Gu="[^"+Yu.replace("\\.","")+"]",$u=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",Zu)+/(WCOD+)?/.source.replace("WCOD",Gu)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Zu)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Zu)+"$"),Qu=["material","materials","bones","map"];class Ku{constructor(t,e,i){this.path=e,this.parsedPath=i||Ku.parseTrackName(e),this.node=Ku.findNode(t,this.parsedPath.nodeName),this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,i){return t&&t.isAnimationObjectGroup?new Ku.Composite(t,e,i):new Ku(t,e,i)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(Hu,"")}static parseTrackName(t){const e=$u.exec(t);if(null===e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const i={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},s=i.nodeName&&i.nodeName.lastIndexOf(".");if(void 0!==s&&-1!==s){const t=i.nodeName.substring(s+1);-1!==Qu.indexOf(t)&&(i.nodeName=i.nodeName.substring(0,s),i.objectName=t)}if(null===i.propertyName||0===i.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return i}static findNode(t,e){if(void 0===e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const i=t.skeleton.getBoneByName(e);if(void 0!==i)return i}if(t.children){const i=function(t){for(let s=0;s=r){const n=r++,l=t[n];e[l.uuid]=h,t[h]=l,e[o]=n,t[n]=a;for(let t=0,e=s;t!==e;++t){const e=i[t],s=e[n],r=e[h];e[h]=s,e[n]=r}}}this.nCachedObjects_=r}uncache(){const t=this._objects,e=this._indicesByUUID,i=this._bindings,s=i.length;let r=this.nCachedObjects_,n=t.length;for(let a=0,o=arguments.length;a!==o;++a){const o=arguments[a].uuid,h=e[o];if(void 0!==h)if(delete e[o],h0&&(e[a.uuid]=h),t[h]=a,t.pop();for(let t=0,e=s;t!==e;++t){const e=i[t];e[h]=e[r],e.pop()}}}this.nCachedObjects_=r}subscribe_(t,e){const i=this._bindingsIndicesByPath;let s=i[t];const r=this._bindings;if(void 0!==s)return r[s];const n=this._paths,a=this._parsedPaths,o=this._objects,h=o.length,l=this.nCachedObjects_,c=new Array(h);s=r.length,i[t]=s,n.push(t),a.push(e),r.push(c);for(let i=l,s=o.length;i!==s;++i){const s=o[i];c[i]=new Ku(s,t,e)}return c}unsubscribe_(t){const e=this._bindingsIndicesByPath,i=e[t];if(void 0!==i){const s=this._paths,r=this._parsedPaths,n=this._bindings,a=n.length-1,o=n[a];e[t[a]]=i,n[i]=o,n.pop(),r[i]=r[a],r.pop(),s[i]=s[a],s.pop()}}}class ed{constructor(t,e,i=null,s=e.blendMode){this._mixer=t,this._clip=e,this._localRoot=i,this.blendMode=s;const r=e.tracks,n=r.length,a=new Array(n),o={endingStart:je,endingEnd:je};for(let t=0;t!==n;++t){const e=r[t].createInterpolant(null);a[t]=e,e.settings&&Object.assign(o,e.settings),e.settings=o}this._interpolantSettings=o,this._interpolants=a,this._propertyBindings=new Array(n),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(t){return this._startTime=t,this}setLoop(t,e){return this.loop=t,this.repetitions=e,this}setEffectiveWeight(t){return this.weight=t,this._effectiveWeight=this.enabled?t:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(t){return this._scheduleFading(t,0,1)}fadeOut(t){return this._scheduleFading(t,1,0)}crossFadeFrom(t,e,i=!1){if(t.fadeOut(e),this.fadeIn(e),!0===i){const i=this._clip.duration,s=t._clip.duration,r=s/i,n=i/s;t.warp(1,r,e),this.warp(n,1,e)}return this}crossFadeTo(t,e,i=!1){return t.crossFadeFrom(this,e,i)}stopFading(){const t=this._weightInterpolant;return null!==t&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}setEffectiveTimeScale(t){return this.timeScale=t,this._effectiveTimeScale=this.paused?0:t,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(t){return this.timeScale=this._clip.duration/t,this.stopWarping()}syncWith(t){return this.time=t.time,this.timeScale=t.timeScale,this.stopWarping()}halt(t){return this.warp(this._effectiveTimeScale,0,t)}warp(t,e,i){const s=this._mixer,r=s.time,n=this.timeScale;let a=this._timeScaleInterpolant;null===a&&(a=s._lendControlInterpolant(),this._timeScaleInterpolant=a);const o=a.parameterPositions,h=a.sampleValues;return o[0]=r,o[1]=r+i,h[0]=t/n,h[1]=e/n,this}stopWarping(){const t=this._timeScaleInterpolant;return null!==t&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(t,e,i,s){if(!this.enabled)return void this._updateWeight(t);const r=this._startTime;if(null!==r){const s=(t-r)*i;s<0||0===i?e=0:(this._startTime=null,e=i*s)}e*=this._updateTimeScale(t);const n=this._updateTime(e),a=this._updateWeight(t);if(a>0){const t=this._interpolants,e=this._propertyBindings;if(this.blendMode===qe)for(let i=0,s=t.length;i!==s;++i)t[i].evaluate(n),e[i].accumulateAdditive(a);else for(let i=0,r=t.length;i!==r;++i)t[i].evaluate(n),e[i].accumulate(s,a)}}_updateWeight(t){let e=0;if(this.enabled){e=this.weight;const i=this._weightInterpolant;if(null!==i){const s=i.evaluate(t)[0];e*=s,t>i.parameterPositions[1]&&(this.stopFading(),0===s&&(this.enabled=!1))}}return this._effectiveWeight=e,e}_updateTimeScale(t){let e=0;if(!this.paused){e=this.timeScale;const i=this._timeScaleInterpolant;if(null!==i){e*=i.evaluate(t)[0],t>i.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}}return this._effectiveTimeScale=e,e}_updateTime(t){const e=this._clip.duration,i=this.loop;let s=this.time+t,r=this._loopCount;const n=2202===i;if(0===t)return-1===r||!n||1&~r?s:e-s;if(2200===i){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(s>=e)s=e;else{if(!(s<0)){this.time=s;break t}s=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=s,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===r&&(t>=0?(r=0,this._setEndings(!0,0===this.repetitions,n)):this._setEndings(0===this.repetitions,!0,n)),s>=e||s<0){const i=Math.floor(s/e);s-=e*i,r+=Math.abs(i);const a=this.repetitions-r;if(a<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,s=t>0?e:0,this.time=s,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===a){const e=t<0;this._setEndings(e,!e,n)}else this._setEndings(!1,!1,n);this._loopCount=r,this.time=s,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:i})}}else this._loopCount=r,this.time=s;if(n&&!(1&~r))return e-s}return s}_setEndings(t,e,i){const s=this._interpolantSettings;i?(s.endingStart=De,s.endingEnd=De):(s.endingStart=t?this.zeroSlopeAtStart?De:je:We,s.endingEnd=e?this.zeroSlopeAtEnd?De:je:We)}_scheduleFading(t,e,i){const s=this._mixer,r=s.time;let n=this._weightInterpolant;null===n&&(n=s._lendControlInterpolant(),this._weightInterpolant=n);const a=n.parameterPositions,o=n.sampleValues;return a[0]=r,o[0]=e,a[1]=r+t,o[1]=i,this}}const id=new Float32Array(1);class sd extends ds{constructor(t){super(),this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}_bindAction(t,e){const i=t._localRoot||this._root,s=t._clip.tracks,r=s.length,n=t._propertyBindings,a=t._interpolants,o=i.uuid,h=this._bindingsByRootAndName;let l=h[o];void 0===l&&(l={},h[o]=l);for(let t=0;t!==r;++t){const r=s[t],h=r.name;let c=l[h];if(void 0!==c)++c.referenceCount,n[t]=c;else{if(c=n[t],void 0!==c){null===c._cacheIndex&&(++c.referenceCount,this._addInactiveBinding(c,o,h));continue}const s=e&&e._propertyBindings[t].binding.parsedPath;c=new Xu(Ku.create(i,h,s),r.ValueTypeName,r.getValueSize()),++c.referenceCount,this._addInactiveBinding(c,o,h),n[t]=c}a[t].resultBuffer=c.buffer}}_activateAction(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){const e=(t._localRoot||this._root).uuid,i=t._clip.uuid,s=this._actionsByClip[i];this._bindAction(t,s&&s.knownActions[0]),this._addInactiveAction(t,i,e)}const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0===i.useCount++&&(this._lendBinding(i),i.saveOriginalState())}this._lendAction(t)}}_deactivateAction(t){if(this._isActiveAction(t)){const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0===--i.useCount&&(i.restoreOriginalState(),this._takeBackBinding(i))}this._takeBackAction(t)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}}_isActiveAction(t){const e=t._cacheIndex;return null!==e&&e=0;--e)t[e].stop();return this}update(t){t*=this.timeScale;const e=this._actions,i=this._nActiveActions,s=this.time+=t,r=Math.sign(t),n=this._accuIndex^=1;for(let a=0;a!==i;++a){e[a]._update(s,t,r,n)}const a=this._bindings,o=this._nActiveBindings;for(let t=0;t!==o;++t)a[t].apply(n);return this}setTime(t){this.time=0;for(let t=0;t=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,xd).distanceTo(t)}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}const vd=new Ts,wd=new Ts,Md=new Ts,Sd=new Ts,_d=new Ts,Ad=new Ts,Td=new Ts;class zd{constructor(t=new Ts,e=new Ts){this.start=t,this.end=e}set(t,e){return this.start.copy(t),this.end.copy(e),this}copy(t){return this.start.copy(t.start),this.end.copy(t.end),this}getCenter(t){return t.addVectors(this.start,this.end).multiplyScalar(.5)}delta(t){return t.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(t,e){return this.delta(e).multiplyScalar(t).add(this.start)}closestPointToPointParameter(t,e){vd.subVectors(t,this.start),wd.subVectors(this.end,this.start);const i=wd.dot(wd);let s=wd.dot(vd)/i;return e&&(s=xs(s,0,1)),s}closestPointToPoint(t,e,i){const s=this.closestPointToPointParameter(t,e);return this.delta(i).multiplyScalar(s).add(this.start)}distanceSqToLine3(t,e=Ad,i=Td){const s=1e-8*1e-8;let r,n;const a=this.start,o=t.start,h=this.end,l=t.end;Md.subVectors(h,a),Sd.subVectors(l,o),_d.subVectors(a,o);const c=Md.dot(Md),u=Sd.dot(Sd),d=Sd.dot(_d);if(c<=s&&u<=s)return e.copy(a),i.copy(o),e.sub(i),e.dot(e);if(c<=s)r=0,n=d/u,n=xs(n,0,1);else{const t=Md.dot(_d);if(u<=s)n=0,r=xs(-t/c,0,1);else{const e=Md.dot(Sd),i=c*u-e*e;r=0!==i?xs((e*d-t*u)/i,0,1):0,n=(e*r+d)/u,n<0?(n=0,r=xs(-t/c,0,1)):n>1&&(n=1,r=xs((e-t)/c,0,1))}}return e.copy(a).addScaledVector(Md,r),i.copy(o).addScaledVector(Sd,n),e.distanceToSquared(i)}applyMatrix4(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this}equals(t){return t.start.equals(this.start)&&t.end.equals(this.end)}clone(){return(new this.constructor).copy(this)}}const Cd=new Ts;class Id extends Ar{constructor(t,e){super(),this.light=t,this.matrixAutoUpdate=!1,this.color=e,this.type="SpotLightHelper";const i=new Un,s=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(let t=0,e=1,i=32;t1)for(let i=0;i.99999)this.quaternion.set(0,0,0,1);else if(t.y<-.99999)this.quaternion.set(1,0,0,0);else{tp.set(t.z,0,-t.x).normalize();const e=Math.acos(t.y);this.quaternion.setFromAxisAngle(tp,e)}}setLength(t,e=.2*t,i=.2*e){this.line.scale.set(1,Math.max(1e-4,t-e),1),this.line.updateMatrix(),this.cone.scale.set(i,e,i),this.cone.position.y=t,this.cone.updateMatrix()}setColor(t){this.line.material.color.set(t),this.cone.material.color.set(t)}copy(t){return super.copy(t,!1),this.line.copy(t.line),this.cone.copy(t.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}}class rp extends Zo{constructor(t=1){const e=[0,0,0,t,0,0,0,0,0,0,t,0,0,0,0,0,0,t],i=new Un;i.setAttribute("position",new kn(e,3)),i.setAttribute("color",new kn([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3));super(i,new Eo({vertexColors:!0,toneMapped:!1})),this.type="AxesHelper"}setColors(t,e,i){const s=new Pr,r=this.geometry.attributes.color.array;return s.set(t),s.toArray(r,0),s.toArray(r,3),s.set(e),s.toArray(r,6),s.toArray(r,9),s.set(i),s.toArray(r,12),s.toArray(r,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class np{constructor(){this.type="ShapePath",this.color=new Pr,this.subPaths=[],this.currentPath=null}moveTo(t,e){return this.currentPath=new Hh,this.subPaths.push(this.currentPath),this.currentPath.moveTo(t,e),this}lineTo(t,e){return this.currentPath.lineTo(t,e),this}quadraticCurveTo(t,e,i,s){return this.currentPath.quadraticCurveTo(t,e,i,s),this}bezierCurveTo(t,e,i,s,r,n){return this.currentPath.bezierCurveTo(t,e,i,s,r,n),this}splineThru(t){return this.currentPath.splineThru(t),this}toShapes(t){function e(t,e){const i=e.length;let s=!1;for(let r=i-1,n=0;nNumber.EPSILON){if(h<0&&(i=e[n],o=-o,a=e[r],h=-h),t.ya.y)continue;if(t.y===i.y){if(t.x===i.x)return!0}else{const e=h*(t.x-i.x)-o*(t.y-i.y);if(0===e)return!0;if(e<0)continue;s=!s}}else{if(t.y!==i.y)continue;if(a.x<=t.x&&t.x<=i.x||i.x<=t.x&&t.x<=a.x)return!0}}return s}const i=Sl.isClockWise,s=this.subPaths;if(0===s.length)return[];let r,n,a;const o=[];if(1===s.length)return n=s[0],a=new Zh,a.curves=n.curves,o.push(a),o;let h=!i(s[0].getPoints());h=t?!h:h;const l=[],c=[];let u,d,p=[],m=0;c[m]=void 0,p[m]=[];for(let e=0,a=s.length;e1){let t=!1,i=0;for(let t=0,e=c.length;t0&&!1===t&&(p=l)}for(let t=0,e=c.length;te?(t.repeat.x=1,t.repeat.y=i/e,t.offset.x=0,t.offset.y=(1-t.repeat.y)/2):(t.repeat.x=e/i,t.repeat.y=1,t.offset.x=(1-t.repeat.x)/2,t.offset.y=0),t}(t,e)}static cover(t,e){return function(t,e){const i=t.image&&t.image.width?t.image.width/t.image.height:1;return i>e?(t.repeat.x=e/i,t.repeat.y=1,t.offset.x=(1-t.repeat.x)/2,t.offset.y=0):(t.repeat.x=1,t.repeat.y=i/e,t.offset.x=0,t.offset.y=(1-t.repeat.y)/2),t}(t,e)}static fill(t){return function(t){return t.repeat.x=1,t.repeat.y=1,t.offset.x=0,t.offset.y=0,t}(t)}static getByteLength(t,e,i,s){return op(t,e,i,s)}}"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:t}})),"undefined"!=typeof window&&(window.__THREE__?as("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=t);export{it as ACESFilmicToneMapping,w as AddEquation,$ as AddOperation,qe as AdditiveAnimationBlendMode,g as AdditiveBlending,rt as AgXToneMapping,jt as AlphaFormat,ki as AlwaysCompare,W as AlwaysDepth,Si as AlwaysStencilFunc,ou as AmbientLight,ed as AnimationAction,Sc as AnimationClip,Pc as AnimationLoader,sd as AnimationMixer,td as AnimationObjectGroup,lc as AnimationUtils,Ih as ArcCurve,Bu as ArrayCamera,sp as ArrowHelper,at as AttachedBindMode,Lu as Audio,Ju as AudioAnalyser,Mu as AudioContext,Fu as AudioListener,Su as AudioLoader,rp as AxesHelper,d as BackSide,He as BasicDepthPacking,o as BasicShadowMap,Vo as BatchedMesh,mc as BezierInterpolant,Xa as Bone,gc as BooleanKeyframeTrack,bd as Box2,Qr as Box3,Qd as Box3Helper,yh as BoxGeometry,$d as BoxHelper,Mn as BufferAttribute,Un as BufferGeometry,mu as BufferGeometryLoader,Ct as ByteType,Ac as Cache,Zc as Camera,Hd as CameraHelper,uh as CanvasTexture,gh as CapsuleGeometry,Nh as CatmullRomCurve3,et as CineonToneMapping,fh as CircleGeometry,yt as ClampToEdgeWrapping,md as Clock,Pr as Color,fc as ColorKeyframeTrack,Rs as ColorManagement,Hi as Compatibility,hh as CompressedArrayTexture,lh as CompressedCubeTexture,oh as CompressedTexture,Rc as CompressedTextureLoader,bh as ConeGeometry,L as ConstantAlphaFactor,E as ConstantColorFactor,ap as Controls,Iu as CubeCamera,ph as CubeDepthTexture,lt as CubeReflectionMapping,ct as CubeRefractionMapping,ch as CubeTexture,Ec as CubeTextureLoader,pt as CubeUVReflectionMapping,Lh as CubicBezierCurve,jh as CubicBezierCurve3,uc as CubicInterpolant,r as CullFaceBack,n as CullFaceFront,a as CullFaceFrontBack,s as CullFaceNone,zh as Curve,Yh as CurvePath,b as CustomBlending,st as CustomToneMapping,xh as CylinderGeometry,gd as Cylindrical,Gs as Data3DTexture,Hs as DataArrayTexture,Ya as DataTexture,Fc as DataTextureLoader,xn as DataUtils,di as DecrementStencilOp,mi as DecrementWrapStencilOp,Cc as DefaultLoadingManager,Ut as DepthFormat,qt as DepthStencilFormat,dh as DepthTexture,ot as DetachedBindMode,au as DirectionalLight,Jd as DirectionalLightHelper,pc as DiscreteInterpolant,wh as DodecahedronGeometry,p as DoubleSide,O as DstAlphaFactor,R as DstColorFactor,Li as DynamicCopyUsage,Pi as DynamicDrawUsage,Vi as DynamicReadUsage,Th as EdgesGeometry,Ch as EllipseCurve,Ti as EqualCompare,J as EqualDepth,xi as EqualStencilFunc,ut as EquirectangularReflectionMapping,dt as EquirectangularRefractionMapping,hr as Euler,ds as EventDispatcher,mh as ExternalTexture,Tl as ExtrudeGeometry,Oc as FileLoader,Bn as Float16BufferAttribute,kn as Float32BufferAttribute,Pt as FloatType,Vr as Fog,Nr as FogExp2,ah as FramebufferTexture,u as FrontSide,mo as Frustum,fo as FrustumArray,ld as GLBufferAttribute,Di as GLSL1,Wi as GLSL3,Ci as GreaterCompare,Y as GreaterDepth,Bi as GreaterEqualCompare,X as GreaterEqualDepth,Mi as GreaterEqualStencilFunc,vi as GreaterStencilFunc,jd as GridHelper,Tr as Group,Rt as HalfFloatType,Dc as HemisphereLight,Ld as HemisphereLightHelper,Cl as IcosahedronGeometry,vu as ImageBitmapLoader,Vc as ImageLoader,Fs as ImageUtils,ui as IncrementStencilOp,pi as IncrementWrapStencilOp,$a as InstancedBufferAttribute,pu as InstancedBufferGeometry,hd as InstancedInterleavedBuffer,no as InstancedMesh,Tn as Int16BufferAttribute,Cn as Int32BufferAttribute,Sn as Int8BufferAttribute,kt as IntType,qn as InterleavedBuffer,Xn as InterleavedBufferAttribute,cc as Interpolant,Le as InterpolateBezier,Ve as InterpolateDiscrete,Ee as InterpolateLinear,Fe as InterpolateSmooth,Yi as InterpolationSamplingMode,Xi as InterpolationSamplingType,yi as InvertStencilOp,li as KeepStencilOp,yc as KeyframeTrack,pa as LOD,Il as LatheGeometry,lr as Layers,Ai as LessCompare,U as LessDepth,zi as LessEqualCompare,q as LessEqualDepth,bi as LessEqualStencilFunc,fi as LessStencilFunc,jc as Light,cu as LightProbe,Jo as Line,zd as Line3,Eo as LineBasicMaterial,Dh as LineCurve,Wh as LineCurve3,rc as LineDashedMaterial,Go as LineLoop,Zo as LineSegments,Mt as LinearFilter,dc as LinearInterpolant,Tt as LinearMipMapLinearFilter,_t as LinearMipMapNearestFilter,At as LinearMipmapLinearFilter,St as LinearMipmapNearestFilter,ii as LinearSRGBColorSpace,K as LinearToneMapping,si as LinearTransfer,Ic as Loader,du as LoaderUtils,zc as LoadingManager,Pe as LoopOnce,Ne as LoopPingPong,Re as LoopRepeat,e as MOUSE,Zn as Material,v as MaterialBlending,uu as MaterialLoader,Ss as MathUtils,fd as Matrix2,Is as Matrix3,Qs as Matrix4,A as MaxEquation,Ra as Mesh,Ma as MeshBasicMaterial,ec as MeshDepthMaterial,ic as MeshDistanceMaterial,tc as MeshLambertMaterial,sc as MeshMatcapMaterial,Kl as MeshNormalMaterial,$l as MeshPhongMaterial,Gl as MeshPhysicalMaterial,Zl as MeshStandardMaterial,Ql as MeshToonMaterial,_ as MinEquation,gt as MirroredRepeatWrapping,G as MixOperation,x as MultiplyBlending,Z as MultiplyOperation,ft as NearestFilter,wt as NearestMipMapLinearFilter,bt as NearestMipMapNearestFilter,vt as NearestMipmapLinearFilter,xt as NearestMipmapNearestFilter,nt as NeutralToneMapping,_i as NeverCompare,D as NeverDepth,gi as NeverStencilFunc,m as NoBlending,ti as NoColorSpace,ni as NoNormalPacking,Q as NoToneMapping,Ue as NormalAnimationBlendMode,y as NormalBlending,oi as NormalGAPacking,ai as NormalRGPacking,Ii as NotEqualCompare,H as NotEqualDepth,wi as NotEqualStencilFunc,xc as NumberKeyframeTrack,Ar as Object3D,yu as ObjectLoader,Ke as ObjectSpaceNormalMap,Bl as OctahedronGeometry,z as OneFactor,j as OneMinusConstantAlphaFactor,F as OneMinusConstantColorFactor,P as OneMinusDstAlphaFactor,N as OneMinusDstColorFactor,k as OneMinusSrcAlphaFactor,I as OneMinusSrcColorFactor,ru as OrthographicCamera,h as PCFShadowMap,l as PCFSoftShadowMap,Hh as Path,Kc as PerspectiveCamera,lo as Plane,kl as PlaneGeometry,Kd as PlaneHelper,su as PointLight,Nd as PointLightHelper,ih as Points,$o as PointsMaterial,Dd as PolarGridHelper,vh as PolyhedronGeometry,qu as PositionalAudio,Ku as PropertyBinding,Xu as PropertyMixer,Uh as QuadraticBezierCurve,qh as QuadraticBezierCurve3,As as Quaternion,vc as QuaternionKeyframeTrack,bc as QuaternionLinearInterpolant,he as R11_EAC_Format,gs as RAD2DEG,ke as RED_GREEN_RGTC2_Format,Ie as RED_RGTC1_Format,t as REVISION,ce as RG11_EAC_Format,Ze as RGBADepthPacking,Wt as RGBAFormat,Gt as RGBAIntegerFormat,Se as RGBA_ASTC_10x10_Format,ve as RGBA_ASTC_10x5_Format,we as RGBA_ASTC_10x6_Format,Me as RGBA_ASTC_10x8_Format,_e as RGBA_ASTC_12x10_Format,Ae as RGBA_ASTC_12x12_Format,de as RGBA_ASTC_4x4_Format,pe as RGBA_ASTC_5x4_Format,me as RGBA_ASTC_5x5_Format,ye as RGBA_ASTC_6x5_Format,ge as RGBA_ASTC_6x6_Format,fe as RGBA_ASTC_8x5_Format,xe as RGBA_ASTC_8x6_Format,be as RGBA_ASTC_8x8_Format,Te as RGBA_BPTC_Format,oe as RGBA_ETC2_EAC_Format,re as RGBA_PVRTC_2BPPV1_Format,se as RGBA_PVRTC_4BPPV1_Format,Qt as RGBA_S3TC_DXT1_Format,Kt as RGBA_S3TC_DXT3_Format,te as RGBA_S3TC_DXT5_Format,Ge as RGBDepthPacking,Dt as RGBFormat,Zt as RGBIntegerFormat,ze as RGB_BPTC_SIGNED_Format,Ce as RGB_BPTC_UNSIGNED_Format,ne as RGB_ETC1_Format,ae as RGB_ETC2_Format,ie as RGB_PVRTC_2BPPV1_Format,ee as RGB_PVRTC_4BPPV1_Format,$t as RGB_S3TC_DXT1_Format,$e as RGDepthPacking,Yt as RGFormat,Ht as RGIntegerFormat,Hl as RawShaderMaterial,wa as Ray,ud as Raycaster,hu as RectAreaLight,Jt as RedFormat,Xt as RedIntegerFormat,tt as ReinhardToneMapping,Xs as RenderTarget,rd as RenderTarget3D,mt as RepeatWrapping,ci as ReplaceStencilOp,S as ReverseSubtractEquation,us as ReversedDepthFuncs,Ol as RingGeometry,le as SIGNED_R11_EAC_Format,Oe as SIGNED_RED_GREEN_RGTC2_Format,Be as SIGNED_RED_RGTC1_Format,ue as SIGNED_RG11_EAC_Format,ei as SRGBColorSpace,ri as SRGBTransfer,Er as Scene,Yl as ShaderMaterial,Wl as ShadowMaterial,Zh as Shape,Pl as ShapeGeometry,np as ShapePath,Sl as ShapeUtils,It as ShortType,Ga as Skeleton,Pd as SkeletonHelper,Ja as SkinnedMesh,js as Source,Nn as Sphere,Rl as SphereGeometry,yd as Spherical,lu as SphericalHarmonics3,Jh as SplineCurve,eu as SpotLight,Id as SpotLightHelper,la as Sprite,Gn as SpriteMaterial,B as SrcAlphaFactor,V as SrcAlphaSaturateFactor,C as SrcColorFactor,Fi as StaticCopyUsage,Oi as StaticDrawUsage,Ni as StaticReadUsage,zu as StereoCamera,ji as StreamCopyUsage,Ri as StreamDrawUsage,Ei as StreamReadUsage,wc as StringKeyframeTrack,M as SubtractEquation,f as SubtractiveBlending,i as TOUCH,Qe as TangentSpaceNormalMap,Nl as TetrahedronGeometry,qs as Texture,Lc as TextureLoader,hp as TextureUtils,ku as Timer,Ji as TimestampQuery,Vl as TorusGeometry,El as TorusKnotGeometry,$r as Triangle,Ye as TriangleFanDrawMode,Xe as TriangleStripDrawMode,Je as TrianglesDrawMode,Fl as TubeGeometry,ht as UVMapping,zn as Uint16BufferAttribute,In as Uint32BufferAttribute,_n as Uint8BufferAttribute,An as Uint8ClampedBufferAttribute,nd as Uniform,od as UniformsGroup,Xl as UniformsUtils,zt as UnsignedByteType,Lt as UnsignedInt101111Type,Et as UnsignedInt248Type,Ft as UnsignedInt5999Type,Ot as UnsignedIntType,Nt as UnsignedShort4444Type,Vt as UnsignedShort5551Type,Bt as UnsignedShortType,c as VSMShadowMap,_s as Vector2,Ts as Vector3,Js as Vector4,Mc as VectorKeyframeTrack,nh as VideoFrameTexture,rh as VideoTexture,$s as WebGL3DRenderTarget,Zs as WebGLArrayRenderTarget,Ui as WebGLCoordinateSystem,Ys as WebGLRenderTarget,qi as WebGPUCoordinateSystem,Cr as WebXRController,Ll as WireframeGeometry,We as WrapAroundEnding,je as ZeroCurvatureEnding,T as ZeroFactor,De as ZeroSlopeEnding,hi as ZeroStencilOp,Ul as cloneUniforms,Ki as createCanvasElement,Qi as createElementNS,os as error,op as getByteLength,ss as getConsoleFunction,Jl as getUnlitUniformColorSpace,$i as isTypedArray,rs as log,ql as mergeUniforms,cs as probeAsync,is as setConsoleFunction,as as warn,hs as warnOnce,ls as yieldToMain}; diff --git a/build/three.module.js b/build/three.module.js index 7166f0ab0d6cd5..3dafce667b831f 100644 --- a/build/three.module.js +++ b/build/three.module.js @@ -3,7 +3,7 @@ * Copyright 2010-2026 Three.js Authors * SPDX-License-Identifier: MIT */ -import { Matrix3, Vector2, Color, mergeUniforms, Vector3, CubeUVReflectionMapping, Mesh, BoxGeometry, ShaderMaterial, BackSide, cloneUniforms, Matrix4, ColorManagement, SRGBTransfer, PlaneGeometry, FrontSide, getUnlitUniformColorSpace, IntType, warn, HalfFloatType, UnsignedByteType, FloatType, RGBAFormat, Plane, CubeReflectionMapping, CubeRefractionMapping, BufferGeometry, OrthographicCamera, PerspectiveCamera, NoToneMapping, MeshBasicMaterial, error, NoBlending, WebGLRenderTarget, BufferAttribute, LinearSRGBColorSpace, LinearFilter, CubeTexture, LinearMipmapLinearFilter, CubeCamera, EquirectangularReflectionMapping, EquirectangularRefractionMapping, warnOnce, Uint32BufferAttribute, Uint16BufferAttribute, Vector4, DataArrayTexture, Float32BufferAttribute, RawShaderMaterial, CustomToneMapping, NeutralToneMapping, AgXToneMapping, ACESFilmicToneMapping, CineonToneMapping, ReinhardToneMapping, LinearToneMapping, Data3DTexture, GreaterEqualCompare, LessEqualCompare, DepthTexture, Texture, GLSL3, VSMShadowMap, PCFShadowMap, AddOperation, MixOperation, MultiplyOperation, LinearTransfer, UniformsUtils, DoubleSide, NormalBlending, TangentSpaceNormalMap, ObjectSpaceNormalMap, Layers, RGFormat, RG11_EAC_Format, RED_GREEN_RGTC2_Format, Frustum, MeshDepthMaterial, MeshDistanceMaterial, PCFSoftShadowMap, DepthFormat, NearestFilter, CubeDepthTexture, UnsignedIntType, LessEqualDepth, ReverseSubtractEquation, SubtractEquation, AddEquation, OneMinusConstantAlphaFactor, ConstantAlphaFactor, OneMinusConstantColorFactor, ConstantColorFactor, OneMinusDstAlphaFactor, OneMinusDstColorFactor, OneMinusSrcAlphaFactor, OneMinusSrcColorFactor, DstAlphaFactor, DstColorFactor, SrcAlphaSaturateFactor, SrcAlphaFactor, SrcColorFactor, OneFactor, ZeroFactor, NotEqualDepth, GreaterDepth, GreaterEqualDepth, EqualDepth, LessDepth, AlwaysDepth, NeverDepth, CullFaceNone, CullFaceBack, CullFaceFront, CustomBlending, MultiplyBlending, SubtractiveBlending, AdditiveBlending, ReversedDepthFuncs, MinEquation, MaxEquation, MirroredRepeatWrapping, ClampToEdgeWrapping, RepeatWrapping, LinearMipmapNearestFilter, NearestMipmapLinearFilter, NearestMipmapNearestFilter, NotEqualCompare, GreaterCompare, EqualCompare, LessCompare, AlwaysCompare, NeverCompare, NoColorSpace, DepthStencilFormat, getByteLength, UnsignedInt248Type, UnsignedShortType, createElementNS, UnsignedShort4444Type, UnsignedShort5551Type, UnsignedInt5999Type, UnsignedInt101111Type, ByteType, ShortType, AlphaFormat, RGBFormat, RedFormat, RedIntegerFormat, RGIntegerFormat, RGBAIntegerFormat, RGB_S3TC_DXT1_Format, RGBA_S3TC_DXT1_Format, RGBA_S3TC_DXT3_Format, RGBA_S3TC_DXT5_Format, RGB_PVRTC_4BPPV1_Format, RGB_PVRTC_2BPPV1_Format, RGBA_PVRTC_4BPPV1_Format, RGBA_PVRTC_2BPPV1_Format, RGB_ETC1_Format, RGB_ETC2_Format, RGBA_ETC2_EAC_Format, R11_EAC_Format, SIGNED_R11_EAC_Format, SIGNED_RG11_EAC_Format, RGBA_ASTC_4x4_Format, RGBA_ASTC_5x4_Format, RGBA_ASTC_5x5_Format, RGBA_ASTC_6x5_Format, RGBA_ASTC_6x6_Format, RGBA_ASTC_8x5_Format, RGBA_ASTC_8x6_Format, RGBA_ASTC_8x8_Format, RGBA_ASTC_10x5_Format, RGBA_ASTC_10x6_Format, RGBA_ASTC_10x8_Format, RGBA_ASTC_10x10_Format, RGBA_ASTC_12x10_Format, RGBA_ASTC_12x12_Format, RGBA_BPTC_Format, RGB_BPTC_SIGNED_Format, RGB_BPTC_UNSIGNED_Format, RED_RGTC1_Format, SIGNED_RED_RGTC1_Format, SIGNED_RED_GREEN_RGTC2_Format, ExternalTexture, EventDispatcher, ArrayCamera, WebXRController, RAD2DEG, DataTexture, createCanvasElement, SRGBColorSpace, REVISION, log, WebGLCoordinateSystem, probeAsync } from './three.core.js'; +import { Matrix3, Vector2, Color, mergeUniforms, Vector3, CubeUVReflectionMapping, Mesh, BoxGeometry, ShaderMaterial, BackSide, cloneUniforms, Matrix4, ColorManagement, SRGBTransfer, PlaneGeometry, FrontSide, getUnlitUniformColorSpace, IntType, warn, HalfFloatType, UnsignedByteType, FloatType, RGBAFormat, Plane, CubeReflectionMapping, CubeRefractionMapping, BufferGeometry, OrthographicCamera, PerspectiveCamera, NoToneMapping, MeshBasicMaterial, error, NoBlending, WebGLRenderTarget, BufferAttribute, LinearSRGBColorSpace, LinearFilter, CubeTexture, LinearMipmapLinearFilter, CubeCamera, EquirectangularReflectionMapping, EquirectangularRefractionMapping, warnOnce, Uint32BufferAttribute, Uint16BufferAttribute, DataArrayTexture, Vector4, Float32BufferAttribute, RawShaderMaterial, CustomToneMapping, NeutralToneMapping, AgXToneMapping, ACESFilmicToneMapping, CineonToneMapping, ReinhardToneMapping, LinearToneMapping, Data3DTexture, GreaterEqualCompare, LessEqualCompare, DepthTexture, Texture, GLSL3, VSMShadowMap, PCFShadowMap, AddOperation, MixOperation, MultiplyOperation, LinearTransfer, UniformsUtils, DoubleSide, NormalBlending, TangentSpaceNormalMap, ObjectSpaceNormalMap, Layers, RGFormat, RG11_EAC_Format, RED_GREEN_RGTC2_Format, MeshDepthMaterial, MeshDistanceMaterial, PCFSoftShadowMap, DepthFormat, NearestFilter, CubeDepthTexture, UnsignedIntType, Frustum, LessEqualDepth, ReverseSubtractEquation, SubtractEquation, AddEquation, OneMinusConstantAlphaFactor, ConstantAlphaFactor, OneMinusConstantColorFactor, ConstantColorFactor, OneMinusDstAlphaFactor, OneMinusDstColorFactor, OneMinusSrcAlphaFactor, OneMinusSrcColorFactor, DstAlphaFactor, DstColorFactor, SrcAlphaSaturateFactor, SrcAlphaFactor, SrcColorFactor, OneFactor, ZeroFactor, NotEqualDepth, GreaterDepth, GreaterEqualDepth, EqualDepth, LessDepth, AlwaysDepth, NeverDepth, CullFaceNone, CullFaceBack, CullFaceFront, CustomBlending, MultiplyBlending, SubtractiveBlending, AdditiveBlending, ReversedDepthFuncs, MinEquation, MaxEquation, MirroredRepeatWrapping, ClampToEdgeWrapping, RepeatWrapping, LinearMipmapNearestFilter, NearestMipmapLinearFilter, NearestMipmapNearestFilter, NotEqualCompare, GreaterCompare, EqualCompare, LessCompare, AlwaysCompare, NeverCompare, NoColorSpace, DepthStencilFormat, getByteLength, UnsignedInt248Type, UnsignedShortType, createElementNS, UnsignedShort4444Type, UnsignedShort5551Type, UnsignedInt5999Type, UnsignedInt101111Type, ByteType, ShortType, AlphaFormat, RGBFormat, RedFormat, RedIntegerFormat, RGIntegerFormat, RGBAIntegerFormat, RGB_S3TC_DXT1_Format, RGBA_S3TC_DXT1_Format, RGBA_S3TC_DXT3_Format, RGBA_S3TC_DXT5_Format, RGB_PVRTC_4BPPV1_Format, RGB_PVRTC_2BPPV1_Format, RGBA_PVRTC_4BPPV1_Format, RGBA_PVRTC_2BPPV1_Format, RGB_ETC1_Format, RGB_ETC2_Format, RGBA_ETC2_EAC_Format, R11_EAC_Format, SIGNED_R11_EAC_Format, SIGNED_RG11_EAC_Format, RGBA_ASTC_4x4_Format, RGBA_ASTC_5x4_Format, RGBA_ASTC_5x5_Format, RGBA_ASTC_6x5_Format, RGBA_ASTC_6x6_Format, RGBA_ASTC_8x5_Format, RGBA_ASTC_8x6_Format, RGBA_ASTC_8x8_Format, RGBA_ASTC_10x5_Format, RGBA_ASTC_10x6_Format, RGBA_ASTC_10x8_Format, RGBA_ASTC_10x10_Format, RGBA_ASTC_12x10_Format, RGBA_ASTC_12x12_Format, RGBA_BPTC_Format, RGB_BPTC_SIGNED_Format, RGB_BPTC_UNSIGNED_Format, RED_RGTC1_Format, SIGNED_RED_RGTC1_Format, SIGNED_RED_GREEN_RGTC2_Format, ExternalTexture, EventDispatcher, ArrayCamera, WebXRController, RAD2DEG, DataTexture, createCanvasElement, SRGBColorSpace, REVISION, log, WebGLCoordinateSystem, probeAsync } from './three.core.js'; export { AdditiveAnimationBlendMode, AlwaysStencilFunc, AmbientLight, AnimationAction, AnimationClip, AnimationLoader, AnimationMixer, AnimationObjectGroup, AnimationUtils, ArcCurve, ArrowHelper, AttachedBindMode, Audio, AudioAnalyser, AudioContext, AudioListener, AudioLoader, AxesHelper, BasicDepthPacking, BasicShadowMap, BatchedMesh, BezierInterpolant, Bone, BooleanKeyframeTrack, Box2, Box3, Box3Helper, BoxHelper, BufferGeometryLoader, Cache, Camera, CameraHelper, CanvasTexture, CapsuleGeometry, CatmullRomCurve3, CircleGeometry, Clock, ColorKeyframeTrack, Compatibility, CompressedArrayTexture, CompressedCubeTexture, CompressedTexture, CompressedTextureLoader, ConeGeometry, Controls, CubeTextureLoader, CubicBezierCurve, CubicBezierCurve3, CubicInterpolant, CullFaceFrontBack, Curve, CurvePath, CylinderGeometry, Cylindrical, DataTextureLoader, DataUtils, DecrementStencilOp, DecrementWrapStencilOp, DefaultLoadingManager, DetachedBindMode, DirectionalLight, DirectionalLightHelper, DiscreteInterpolant, DodecahedronGeometry, DynamicCopyUsage, DynamicDrawUsage, DynamicReadUsage, EdgesGeometry, EllipseCurve, EqualStencilFunc, Euler, ExtrudeGeometry, FileLoader, Float16BufferAttribute, Fog, FogExp2, FramebufferTexture, FrustumArray, GLBufferAttribute, GLSL1, GreaterEqualStencilFunc, GreaterStencilFunc, GridHelper, Group, HemisphereLight, HemisphereLightHelper, IcosahedronGeometry, ImageBitmapLoader, ImageLoader, ImageUtils, IncrementStencilOp, IncrementWrapStencilOp, InstancedBufferAttribute, InstancedBufferGeometry, InstancedInterleavedBuffer, InstancedMesh, Int16BufferAttribute, Int32BufferAttribute, Int8BufferAttribute, InterleavedBuffer, InterleavedBufferAttribute, Interpolant, InterpolateBezier, InterpolateDiscrete, InterpolateLinear, InterpolateSmooth, InterpolationSamplingMode, InterpolationSamplingType, InvertStencilOp, KeepStencilOp, KeyframeTrack, LOD, LatheGeometry, LessEqualStencilFunc, LessStencilFunc, Light, LightProbe, Line, Line3, LineBasicMaterial, LineCurve, LineCurve3, LineDashedMaterial, LineLoop, LineSegments, LinearInterpolant, LinearMipMapLinearFilter, LinearMipMapNearestFilter, Loader, LoaderUtils, LoadingManager, LoopOnce, LoopPingPong, LoopRepeat, MOUSE, Material, MaterialBlending, MaterialLoader, MathUtils, Matrix2, MeshLambertMaterial, MeshMatcapMaterial, MeshNormalMaterial, MeshPhongMaterial, MeshPhysicalMaterial, MeshStandardMaterial, MeshToonMaterial, NearestMipMapLinearFilter, NearestMipMapNearestFilter, NeverStencilFunc, NoNormalPacking, NormalAnimationBlendMode, NormalGAPacking, NormalRGPacking, NotEqualStencilFunc, NumberKeyframeTrack, Object3D, ObjectLoader, OctahedronGeometry, Path, PlaneHelper, PointLight, PointLightHelper, Points, PointsMaterial, PolarGridHelper, PolyhedronGeometry, PositionalAudio, PropertyBinding, PropertyMixer, QuadraticBezierCurve, QuadraticBezierCurve3, Quaternion, QuaternionKeyframeTrack, QuaternionLinearInterpolant, RGBADepthPacking, RGBDepthPacking, RGBIntegerFormat, RGDepthPacking, Ray, Raycaster, RectAreaLight, RenderTarget, RenderTarget3D, ReplaceStencilOp, RingGeometry, Scene, ShadowMaterial, Shape, ShapeGeometry, ShapePath, ShapeUtils, Skeleton, SkeletonHelper, SkinnedMesh, Source, Sphere, SphereGeometry, Spherical, SphericalHarmonics3, SplineCurve, SpotLight, SpotLightHelper, Sprite, SpriteMaterial, StaticCopyUsage, StaticDrawUsage, StaticReadUsage, StereoCamera, StreamCopyUsage, StreamDrawUsage, StreamReadUsage, StringKeyframeTrack, TOUCH, TetrahedronGeometry, TextureLoader, TextureUtils, Timer, TimestampQuery, TorusGeometry, TorusKnotGeometry, Triangle, TriangleFanDrawMode, TriangleStripDrawMode, TrianglesDrawMode, TubeGeometry, UVMapping, Uint8BufferAttribute, Uint8ClampedBufferAttribute, Uniform, UniformsGroup, VectorKeyframeTrack, VideoFrameTexture, VideoTexture, WebGL3DRenderTarget, WebGLArrayRenderTarget, WebGPUCoordinateSystem, WireframeGeometry, WrapAroundEnding, ZeroCurvatureEnding, ZeroSlopeEnding, ZeroStencilOp, getConsoleFunction, setConsoleFunction } from './three.core.js'; function WebGLAnimation() { @@ -27,6 +27,7 @@ function WebGLAnimation() { if ( isAnimating === true ) return; if ( animationLoop === null ) return; + if ( context === null ) return; requestId = context.requestAnimationFrame( onAnimationFrame ); @@ -36,7 +37,7 @@ function WebGLAnimation() { stop: function () { - context.cancelAnimationFrame( requestId ); + if ( context !== null ) context.cancelAnimationFrame( requestId ); isAnimating = false; @@ -14867,7 +14868,11 @@ function WebGLMaterials( renderer, properties ) { function refreshMaterialUniforms( uniforms, material, pixelRatio, height, transmissionRenderTarget ) { - if ( material.isMeshBasicMaterial ) { + if ( material.isNodeMaterial ) { + + material.uniformsNeedUpdate = false; + + } else if ( material.isMeshBasicMaterial ) { refreshUniformsCommon( uniforms, material ); @@ -15562,6 +15567,11 @@ function WebGLUniformsGroups( gl, info, capabilities, state ) { uniform.__data[ 10 ] = value.elements[ 8 ]; uniform.__data[ 11 ] = 0; + } else if ( ArrayBuffer.isView( value ) ) { + + // copy the buffer data using "set" + uniform.__data.set( new value.constructor( value.buffer, value.byteOffset, uniform.__data.length ) ); + } else { value.toArray( uniform.__data, arrayOffset ); @@ -15597,6 +15607,10 @@ function WebGLUniformsGroups( gl, info, capabilities, state ) { cache[ indexString ] = value; + } else if ( ArrayBuffer.isView( value ) ) { + + cache[ indexString ] = value.slice(); + } else { cache[ indexString ] = value.clone(); @@ -15620,6 +15634,11 @@ function WebGLUniformsGroups( gl, info, capabilities, state ) { } + } else if ( ArrayBuffer.isView( value ) ) { + + // always update the array buffers + return true; + } else { if ( cachedObject.equals( value ) === false ) { @@ -15760,6 +15779,11 @@ function WebGLUniformsGroups( gl, info, capabilities, state ) { warn( 'WebGLRenderer: Texture samplers can not be part of an uniforms group.' ); + } else if ( ArrayBuffer.isView( value ) ) { + + info.boundary = 16; + info.storage = value.byteLength; + } else { warn( 'WebGLRenderer: Unsupported uniform value type.', value ); @@ -16096,6 +16120,7 @@ class WebGLRenderer { const _this = this; let _isContextLost = false; + let _nodesHandler = null; // internal state cache @@ -16846,6 +16871,20 @@ class WebGLRenderer { }; + /** + * Sets a compatibility node builder for rendering node materials with WebGLRenderer. + * This enables using TSL (Three.js Shading Language) node materials to prepare + * for migration to WebGPURenderer. + * + * @param {WebGLNodesHandler} nodesHandler - The node builder instance. + */ + this.setNodesHandler = function ( nodesHandler ) { + + nodesHandler.setRenderer( this ); + _nodesHandler = nodesHandler; + + }; + /** * Frees the GPU-related resources allocated by this instance. Call this * method whenever this instance is no longer used in your app. @@ -17406,6 +17445,13 @@ class WebGLRenderer { if ( _isContextLost === true ) return; + // update node builder if available + if ( _nodesHandler !== null ) { + + _nodesHandler.renderStart( scene, camera ); + + } + // use internal render target for HalfFloatType color buffer (only when tone mapping is enabled) const isXRPresenting = xr.enabled === true && xr.isPresenting === true; @@ -17599,6 +17645,12 @@ class WebGLRenderer { } + if ( _nodesHandler !== null ) { + + _nodesHandler.renderEnd(); + + } + }; function projectObject( object, camera, groupOrder, sortObjects ) { @@ -17975,6 +18027,13 @@ class WebGLRenderer { parameters.uniforms = programCache.getUniforms( material ); + // Use node builder for node materials if available + if ( _nodesHandler !== null && material.isNodeMaterial ) { + + _nodesHandler.build( material, object, parameters ); + + } + material.onBeforeCompile( parameters, _this ); program = programCache.acquireProgram( parameters, programCacheKey ); @@ -18240,6 +18299,14 @@ class WebGLRenderer { program = getProgram( material, scene, object ); + // notify the node builder that the program has changed so uniforms and update nodes can + // be cached and triggered. + if ( _nodesHandler && material.isNodeMaterial ) { + + _nodesHandler.onUpdateProgram( material, program, materialProperties ); + + } + } let refreshProgram = false; @@ -18469,7 +18536,7 @@ class WebGLRenderer { // UBOs - if ( material.isShaderMaterial || material.isRawShaderMaterial ) { + if ( material.uniformsGroups !== undefined ) { const groups = material.uniformsGroups; @@ -19045,6 +19112,8 @@ class WebGLRenderer { } + state.activeTexture( _gl.TEXTURE0 ); // see #33153 + _gl.pixelStorei( _gl.UNPACK_FLIP_Y_WEBGL, dstTexture.flipY ); _gl.pixelStorei( _gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL, dstTexture.premultiplyAlpha ); _gl.pixelStorei( _gl.UNPACK_ALIGNMENT, dstTexture.unpackAlignment ); diff --git a/build/three.module.min.js b/build/three.module.min.js index 603c727fe2a7df..8c5ac4750421ba 100644 --- a/build/three.module.min.js +++ b/build/three.module.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2026 Three.js Authors * SPDX-License-Identifier: MIT */ -import{Matrix3 as e,Vector2 as t,Color as n,mergeUniforms as i,Vector3 as r,CubeUVReflectionMapping as a,Mesh as o,BoxGeometry as s,ShaderMaterial as l,BackSide as c,cloneUniforms as d,Matrix4 as u,ColorManagement as f,SRGBTransfer as p,PlaneGeometry as m,FrontSide as h,getUnlitUniformColorSpace as _,IntType as g,warn as v,HalfFloatType as E,UnsignedByteType as S,FloatType as M,RGBAFormat as T,Plane as x,CubeReflectionMapping as A,CubeRefractionMapping as R,BufferGeometry as b,OrthographicCamera as C,PerspectiveCamera as P,NoToneMapping as L,MeshBasicMaterial as U,error as D,NoBlending as w,WebGLRenderTarget as I,BufferAttribute as N,LinearSRGBColorSpace as y,LinearFilter as F,CubeTexture as O,LinearMipmapLinearFilter as B,CubeCamera as G,EquirectangularReflectionMapping as H,EquirectangularRefractionMapping as V,warnOnce as W,Uint32BufferAttribute as k,Uint16BufferAttribute as z,Vector4 as X,DataArrayTexture as Y,Float32BufferAttribute as K,RawShaderMaterial as q,CustomToneMapping as j,NeutralToneMapping as Z,AgXToneMapping as $,ACESFilmicToneMapping as Q,CineonToneMapping as J,ReinhardToneMapping as ee,LinearToneMapping as te,Data3DTexture as ne,GreaterEqualCompare as ie,LessEqualCompare as re,DepthTexture as ae,Texture as oe,GLSL3 as se,VSMShadowMap as le,PCFShadowMap as ce,AddOperation as de,MixOperation as ue,MultiplyOperation as fe,LinearTransfer as pe,UniformsUtils as me,DoubleSide as he,NormalBlending as _e,TangentSpaceNormalMap as ge,ObjectSpaceNormalMap as ve,Layers as Ee,RGFormat as Se,RG11_EAC_Format as Me,RED_GREEN_RGTC2_Format as Te,Frustum as xe,MeshDepthMaterial as Ae,MeshDistanceMaterial as Re,PCFSoftShadowMap as be,DepthFormat as Ce,NearestFilter as Pe,CubeDepthTexture as Le,UnsignedIntType as Ue,LessEqualDepth as De,ReverseSubtractEquation as we,SubtractEquation as Ie,AddEquation as Ne,OneMinusConstantAlphaFactor as ye,ConstantAlphaFactor as Fe,OneMinusConstantColorFactor as Oe,ConstantColorFactor as Be,OneMinusDstAlphaFactor as Ge,OneMinusDstColorFactor as He,OneMinusSrcAlphaFactor as Ve,OneMinusSrcColorFactor as We,DstAlphaFactor as ke,DstColorFactor as ze,SrcAlphaSaturateFactor as Xe,SrcAlphaFactor as Ye,SrcColorFactor as Ke,OneFactor as qe,ZeroFactor as je,NotEqualDepth as Ze,GreaterDepth as $e,GreaterEqualDepth as Qe,EqualDepth as Je,LessDepth as et,AlwaysDepth as tt,NeverDepth as nt,CullFaceNone as it,CullFaceBack as rt,CullFaceFront as at,CustomBlending as ot,MultiplyBlending as st,SubtractiveBlending as lt,AdditiveBlending as ct,ReversedDepthFuncs as dt,MinEquation as ut,MaxEquation as ft,MirroredRepeatWrapping as pt,ClampToEdgeWrapping as mt,RepeatWrapping as ht,LinearMipmapNearestFilter as _t,NearestMipmapLinearFilter as gt,NearestMipmapNearestFilter as vt,NotEqualCompare as Et,GreaterCompare as St,EqualCompare as Mt,LessCompare as Tt,AlwaysCompare as xt,NeverCompare as At,NoColorSpace as Rt,DepthStencilFormat as bt,getByteLength as Ct,UnsignedInt248Type as Pt,UnsignedShortType as Lt,createElementNS as Ut,UnsignedShort4444Type as Dt,UnsignedShort5551Type as wt,UnsignedInt5999Type as It,UnsignedInt101111Type as Nt,ByteType as yt,ShortType as Ft,AlphaFormat as Ot,RGBFormat as Bt,RedFormat as Gt,RedIntegerFormat as Ht,RGIntegerFormat as Vt,RGBAIntegerFormat as Wt,RGB_S3TC_DXT1_Format as kt,RGBA_S3TC_DXT1_Format as zt,RGBA_S3TC_DXT3_Format as Xt,RGBA_S3TC_DXT5_Format as Yt,RGB_PVRTC_4BPPV1_Format as Kt,RGB_PVRTC_2BPPV1_Format as qt,RGBA_PVRTC_4BPPV1_Format as jt,RGBA_PVRTC_2BPPV1_Format as Zt,RGB_ETC1_Format as $t,RGB_ETC2_Format as Qt,RGBA_ETC2_EAC_Format as Jt,R11_EAC_Format as en,SIGNED_R11_EAC_Format as tn,SIGNED_RG11_EAC_Format as nn,RGBA_ASTC_4x4_Format as rn,RGBA_ASTC_5x4_Format as an,RGBA_ASTC_5x5_Format as on,RGBA_ASTC_6x5_Format as sn,RGBA_ASTC_6x6_Format as ln,RGBA_ASTC_8x5_Format as cn,RGBA_ASTC_8x6_Format as dn,RGBA_ASTC_8x8_Format as un,RGBA_ASTC_10x5_Format as fn,RGBA_ASTC_10x6_Format as pn,RGBA_ASTC_10x8_Format as mn,RGBA_ASTC_10x10_Format as hn,RGBA_ASTC_12x10_Format as _n,RGBA_ASTC_12x12_Format as gn,RGBA_BPTC_Format as vn,RGB_BPTC_SIGNED_Format as En,RGB_BPTC_UNSIGNED_Format as Sn,RED_RGTC1_Format as Mn,SIGNED_RED_RGTC1_Format as Tn,SIGNED_RED_GREEN_RGTC2_Format as xn,ExternalTexture as An,EventDispatcher as Rn,ArrayCamera as bn,WebXRController as Cn,RAD2DEG as Pn,DataTexture as Ln,createCanvasElement as Un,SRGBColorSpace as Dn,REVISION as wn,log as In,WebGLCoordinateSystem as Nn,probeAsync as yn}from"./three.core.min.js";export{AdditiveAnimationBlendMode,AlwaysStencilFunc,AmbientLight,AnimationAction,AnimationClip,AnimationLoader,AnimationMixer,AnimationObjectGroup,AnimationUtils,ArcCurve,ArrowHelper,AttachedBindMode,Audio,AudioAnalyser,AudioContext,AudioListener,AudioLoader,AxesHelper,BasicDepthPacking,BasicShadowMap,BatchedMesh,BezierInterpolant,Bone,BooleanKeyframeTrack,Box2,Box3,Box3Helper,BoxHelper,BufferGeometryLoader,Cache,Camera,CameraHelper,CanvasTexture,CapsuleGeometry,CatmullRomCurve3,CircleGeometry,Clock,ColorKeyframeTrack,Compatibility,CompressedArrayTexture,CompressedCubeTexture,CompressedTexture,CompressedTextureLoader,ConeGeometry,Controls,CubeTextureLoader,CubicBezierCurve,CubicBezierCurve3,CubicInterpolant,CullFaceFrontBack,Curve,CurvePath,CylinderGeometry,Cylindrical,DataTextureLoader,DataUtils,DecrementStencilOp,DecrementWrapStencilOp,DefaultLoadingManager,DetachedBindMode,DirectionalLight,DirectionalLightHelper,DiscreteInterpolant,DodecahedronGeometry,DynamicCopyUsage,DynamicDrawUsage,DynamicReadUsage,EdgesGeometry,EllipseCurve,EqualStencilFunc,Euler,ExtrudeGeometry,FileLoader,Float16BufferAttribute,Fog,FogExp2,FramebufferTexture,FrustumArray,GLBufferAttribute,GLSL1,GreaterEqualStencilFunc,GreaterStencilFunc,GridHelper,Group,HemisphereLight,HemisphereLightHelper,IcosahedronGeometry,ImageBitmapLoader,ImageLoader,ImageUtils,IncrementStencilOp,IncrementWrapStencilOp,InstancedBufferAttribute,InstancedBufferGeometry,InstancedInterleavedBuffer,InstancedMesh,Int16BufferAttribute,Int32BufferAttribute,Int8BufferAttribute,InterleavedBuffer,InterleavedBufferAttribute,Interpolant,InterpolateBezier,InterpolateDiscrete,InterpolateLinear,InterpolateSmooth,InterpolationSamplingMode,InterpolationSamplingType,InvertStencilOp,KeepStencilOp,KeyframeTrack,LOD,LatheGeometry,LessEqualStencilFunc,LessStencilFunc,Light,LightProbe,Line,Line3,LineBasicMaterial,LineCurve,LineCurve3,LineDashedMaterial,LineLoop,LineSegments,LinearInterpolant,LinearMipMapLinearFilter,LinearMipMapNearestFilter,Loader,LoaderUtils,LoadingManager,LoopOnce,LoopPingPong,LoopRepeat,MOUSE,Material,MaterialBlending,MaterialLoader,MathUtils,Matrix2,MeshLambertMaterial,MeshMatcapMaterial,MeshNormalMaterial,MeshPhongMaterial,MeshPhysicalMaterial,MeshStandardMaterial,MeshToonMaterial,NearestMipMapLinearFilter,NearestMipMapNearestFilter,NeverStencilFunc,NoNormalPacking,NormalAnimationBlendMode,NormalGAPacking,NormalRGPacking,NotEqualStencilFunc,NumberKeyframeTrack,Object3D,ObjectLoader,OctahedronGeometry,Path,PlaneHelper,PointLight,PointLightHelper,Points,PointsMaterial,PolarGridHelper,PolyhedronGeometry,PositionalAudio,PropertyBinding,PropertyMixer,QuadraticBezierCurve,QuadraticBezierCurve3,Quaternion,QuaternionKeyframeTrack,QuaternionLinearInterpolant,RGBADepthPacking,RGBDepthPacking,RGBIntegerFormat,RGDepthPacking,Ray,Raycaster,RectAreaLight,RenderTarget,RenderTarget3D,ReplaceStencilOp,RingGeometry,Scene,ShadowMaterial,Shape,ShapeGeometry,ShapePath,ShapeUtils,Skeleton,SkeletonHelper,SkinnedMesh,Source,Sphere,SphereGeometry,Spherical,SphericalHarmonics3,SplineCurve,SpotLight,SpotLightHelper,Sprite,SpriteMaterial,StaticCopyUsage,StaticDrawUsage,StaticReadUsage,StereoCamera,StreamCopyUsage,StreamDrawUsage,StreamReadUsage,StringKeyframeTrack,TOUCH,TetrahedronGeometry,TextureLoader,TextureUtils,Timer,TimestampQuery,TorusGeometry,TorusKnotGeometry,Triangle,TriangleFanDrawMode,TriangleStripDrawMode,TrianglesDrawMode,TubeGeometry,UVMapping,Uint8BufferAttribute,Uint8ClampedBufferAttribute,Uniform,UniformsGroup,VectorKeyframeTrack,VideoFrameTexture,VideoTexture,WebGL3DRenderTarget,WebGLArrayRenderTarget,WebGPUCoordinateSystem,WireframeGeometry,WrapAroundEnding,ZeroCurvatureEnding,ZeroSlopeEnding,ZeroStencilOp,getConsoleFunction,setConsoleFunction}from"./three.core.min.js";function Fn(){let e=null,t=!1,n=null,i=null;function r(t,a){n(t,a),i=e.requestAnimationFrame(r)}return{start:function(){!0!==t&&null!==n&&(i=e.requestAnimationFrame(r),t=!0)},stop:function(){e.cancelAnimationFrame(i),t=!1},setAnimationLoop:function(e){n=e},setContext:function(t){e=t}}}function On(e){const t=new WeakMap;return{get:function(e){return e.isInterleavedBufferAttribute&&(e=e.data),t.get(e)},remove:function(n){n.isInterleavedBufferAttribute&&(n=n.data);const i=t.get(n);i&&(e.deleteBuffer(i.buffer),t.delete(n))},update:function(n,i){if(n.isInterleavedBufferAttribute&&(n=n.data),n.isGLBufferAttribute){const e=t.get(n);return void((!e||e.versione.start-t.start);let t=0;for(let e=1;e 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec4 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec4( 1.0 );\n#endif\n#ifdef USE_COLOR_ALPHA\n\tvColor *= color;\n#elif defined( USE_COLOR )\n\tvColor.rgb *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.rgb *= instanceColor.rgb;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvColor *= getBatchingColor( getIndirectIndex( gl_DrawID ) );\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, envMapRotation * reflectVec );\n\t\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t\t#endif\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform mat3 envMapRotation;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, pow4( roughness ) ) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.diffuseContribution = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.metalness = metalnessFactor;\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor;\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = vec3( 0.04 );\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.0001, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"uniform sampler2D dfgLUT;\nstruct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tvec3 diffuseContribution;\n\tvec3 specularColor;\n\tvec3 specularColorBlended;\n\tfloat roughness;\n\tfloat metalness;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t\tvec3 iridescenceFresnelDielectric;\n\t\tvec3 iridescenceFresnelMetallic;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n float x2 = x * x;\n float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn v;\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColorBlended;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transpose( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat rInv = 1.0 / ( roughness + 0.1 );\n\tfloat a = -1.9362 + 1.0678 * roughness + 0.4573 * r2 - 0.8469 * rInv;\n\tfloat b = -0.6014 + 0.5538 * roughness - 0.4670 * r2 - 0.1255 * rInv;\n\tfloat DG = exp( a * dotNV + b );\n\treturn saturate( DG );\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nvec3 BRDF_GGX_Multiscatter( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 singleScatter = BRDF_GGX( lightDir, viewDir, normal, material );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 dfgV = texture2D( dfgLUT, vec2( material.roughness, dotNV ) ).rg;\n\tvec2 dfgL = texture2D( dfgLUT, vec2( material.roughness, dotNL ) ).rg;\n\tvec3 FssEss_V = material.specularColorBlended * dfgV.x + material.specularF90 * dfgV.y;\n\tvec3 FssEss_L = material.specularColorBlended * dfgL.x + material.specularF90 * dfgL.y;\n\tfloat Ess_V = dfgV.x + dfgV.y;\n\tfloat Ess_L = dfgL.x + dfgL.y;\n\tfloat Ems_V = 1.0 - Ess_V;\n\tfloat Ems_L = 1.0 - Ess_L;\n\tvec3 Favg = material.specularColorBlended + ( 1.0 - material.specularColorBlended ) * 0.047619;\n\tvec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * Favg + EPSILON );\n\tfloat compensationFactor = Ems_V * Ems_L;\n\tvec3 multiScatter = Fms * compensationFactor;\n\treturn singleScatter + multiScatter;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColorBlended * t2.x + ( material.specularF90 - material.specularColorBlended ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseContribution * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t\t#ifdef USE_CLEARCOAT\n\t\t\tvec3 Ncc = geometryClearcoatNormal;\n\t\t\tvec2 uvClearcoat = LTC_Uv( Ncc, viewDir, material.clearcoatRoughness );\n\t\t\tvec4 t1Clearcoat = texture2D( ltc_1, uvClearcoat );\n\t\t\tvec4 t2Clearcoat = texture2D( ltc_2, uvClearcoat );\n\t\t\tmat3 mInvClearcoat = mat3(\n\t\t\t\tvec3( t1Clearcoat.x, 0, t1Clearcoat.y ),\n\t\t\t\tvec3( 0, 1, 0 ),\n\t\t\t\tvec3( t1Clearcoat.z, 0, t1Clearcoat.w )\n\t\t\t);\n\t\t\tvec3 fresnelClearcoat = material.clearcoatF0 * t2Clearcoat.x + ( material.clearcoatF90 - material.clearcoatF0 ) * t2Clearcoat.y;\n\t\t\tclearcoatSpecularDirect += lightColor * fresnelClearcoat * LTC_Evaluate( Ncc, viewDir, position, mInvClearcoat, rectCoords );\n\t\t#endif\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n \n \t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n \n \t\tfloat sheenAlbedoV = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n \t\tfloat sheenAlbedoL = IBLSheenBRDF( geometryNormal, directLight.direction, material.sheenRoughness );\n \n \t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * max( sheenAlbedoV, sheenAlbedoL );\n \n \t\tirradiance *= sheenEnergyComp;\n \n \t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseContribution );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 diffuse = irradiance * BRDF_Lambert( material.diffuseContribution );\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tdiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectDiffuse += diffuse;\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ) * RECIPROCAL_PI;\n \t#endif\n\tvec3 singleScatteringDielectric = vec3( 0.0 );\n\tvec3 multiScatteringDielectric = vec3( 0.0 );\n\tvec3 singleScatteringMetallic = vec3( 0.0 );\n\tvec3 multiScatteringMetallic = vec3( 0.0 );\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnelDielectric, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.iridescence, material.iridescenceFresnelMetallic, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#endif\n\tvec3 singleScattering = mix( singleScatteringDielectric, singleScatteringMetallic, material.metalness );\n\tvec3 multiScattering = mix( multiScatteringDielectric, multiScatteringMetallic, material.metalness );\n\tvec3 totalScatteringDielectric = singleScatteringDielectric + multiScatteringDielectric;\n\tvec3 diffuse = material.diffuseContribution * ( 1.0 - totalScatteringDielectric );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tvec3 indirectSpecular = radiance * singleScattering;\n\tindirectSpecular += multiScattering * cosineWeightedIrradiance;\n\tvec3 indirectDiffuse = diffuse * cosineWeightedIrradiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tindirectSpecular *= sheenEnergyComp;\n\t\tindirectDiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectSpecular += indirectSpecular;\n\treflectedLight.indirectDiffuse += indirectDiffuse;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnelDielectric = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceFresnelMetallic = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.diffuseColor );\n\t\tmaterial.iridescenceFresnel = mix( material.iridescenceFresnelDielectric, material.iridescenceFresnelMetallic, material.metalness );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS ) && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\t#if defined( STANDARD ) || defined( LAMBERT ) || defined( PHONG )\n\t\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t\t#endif\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\t#if defined( LAMBERT ) || defined( PHONG )\n\t\tirradiance += iblIrradiance;\n\t#endif\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] = texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#if defined( USE_PACKED_NORMALMAP )\n\t\tmapN = vec3( mapN.xy, sqrt( saturate( 1.0 - dot( mapN.xy, mapN.xy ) ) ) );\n\t#endif\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\n\t\treturn depth * ( far - near ) - far;\n\t#else\n\t\treturn depth * ( near - far ) - near;\n\t#endif\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\treturn ( near * far ) / ( ( near - far ) * depth - near );\n\t#else\n\t\treturn ( near * far ) / ( ( far - near ) * depth - far );\n\t#endif\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform samplerCubeShadow pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\t\t\tuniform samplerCube pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat interleavedGradientNoise( vec2 position ) {\n\t\t\treturn fract( 52.9829189 * fract( dot( position, vec2( 0.06711056, 0.00583715 ) ) ) );\n\t\t}\n\t\tvec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) {\n\t\t\tconst float goldenAngle = 2.399963229728653;\n\t\t\tfloat r = sqrt( ( float( sampleIndex ) + 0.5 ) / float( samplesCount ) );\n\t\t\tfloat theta = float( sampleIndex ) * goldenAngle + phi;\n\t\t\treturn vec2( cos( theta ), sin( theta ) ) * r;\n\t\t}\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat getShadow( sampler2DShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\t\tfloat radius = shadowRadius * texelSize.x;\n\t\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 0, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 1, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 2, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 3, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 4, 5, phi ) * radius, shadowCoord.z ) )\n\t\t\t\t) * 0.2;\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 distribution = texture2D( shadowMap, shadowCoord.xy ).rg;\n\t\t\t\tfloat mean = distribution.x;\n\t\t\t\tfloat variance = distribution.y * distribution.y;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tfloat hard_shadow = step( mean, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tfloat hard_shadow = step( shadowCoord.z, mean );\n\t\t\t\t#endif\n\t\t\t\t\n\t\t\t\tif ( hard_shadow == 1.0 ) {\n\t\t\t\t\tshadow = 1.0;\n\t\t\t\t} else {\n\t\t\t\t\tvariance = max( variance, 0.0000001 );\n\t\t\t\t\tfloat d = shadowCoord.z - mean;\n\t\t\t\t\tfloat p_max = variance / ( variance + d * d );\n\t\t\t\t\tp_max = clamp( ( p_max - 0.3 ) / 0.65, 0.0, 1.0 );\n\t\t\t\t\tshadow = max( hard_shadow, p_max );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#else\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tfloat depth = texture2D( shadowMap, shadowCoord.xy ).r;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tshadow = step( depth, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tshadow = step( shadowCoord.z, depth );\n\t\t\t\t#endif\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\tfloat getPointShadow( samplerCubeShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tfloat dp = ( shadowCameraNear * ( shadowCameraFar - viewSpaceZ ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp -= shadowBias;\n\t\t\t#else\n\t\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp += shadowBias;\n\t\t\t#endif\n\t\t\tfloat texelSize = shadowRadius / shadowMapSize.x;\n\t\t\tvec3 absDir = abs( bd3D );\n\t\t\tvec3 tangent = absDir.x > absDir.z ? vec3( 0.0, 1.0, 0.0 ) : vec3( 1.0, 0.0, 0.0 );\n\t\t\ttangent = normalize( cross( bd3D, tangent ) );\n\t\t\tvec3 bitangent = cross( bd3D, tangent );\n\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\tvec2 sample0 = vogelDiskSample( 0, 5, phi );\n\t\t\tvec2 sample1 = vogelDiskSample( 1, 5, phi );\n\t\t\tvec2 sample2 = vogelDiskSample( 2, 5, phi );\n\t\t\tvec2 sample3 = vogelDiskSample( 3, 5, phi );\n\t\t\tvec2 sample4 = vogelDiskSample( 4, 5, phi );\n\t\t\tshadow = (\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample0.x + bitangent * sample0.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample1.x + bitangent * sample1.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample2.x + bitangent * sample2.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample3.x + bitangent * sample3.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample4.x + bitangent * sample4.y ) * texelSize, dp ) )\n\t\t\t) * 0.2;\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\tfloat getPointShadow( samplerCube shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tfloat depth = textureCube( shadowMap, bd3D ).r;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tdepth = 1.0 - depth;\n\t\t\t#endif\n\t\t\tshadow = step( dp, depth );\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#endif\n\t#endif\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0 && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3( 1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108, 1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605, 1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseContribution, material.specularColorBlended, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t#else\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vWorldDirection );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\tfloat fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ];\n\t#else\n\t\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5;\n\t#endif\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",distance_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",distance_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = vec4( dist, 0.0, 0.0, 1.0 );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( normalize( normal ) * 0.5 + 0.5, diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include \n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n \n\t\toutgoingLight = outgoingLight + sheenSpecularDirect + sheenSpecularIndirect;\n \n \t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",points_vert:"uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include \n\t#include \n\t#include \n\t#include \n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 mvPosition = modelViewMatrix[ 3 ];\n\tvec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n}"},Gn={common:{diffuse:{value:new n(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new e},alphaMap:{value:null},alphaMapTransform:{value:new e},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new e}},envmap:{envMap:{value:null},envMapRotation:{value:new e},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98},dfgLUT:{value:null}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new e}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new e}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new e},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new e},normalScale:{value:new t(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new e},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new e}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new e}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new e}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new n(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new n(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new e},alphaTest:{value:0},uvTransform:{value:new e}},sprite:{diffuse:{value:new n(16777215)},opacity:{value:1},center:{value:new t(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new e},alphaMap:{value:null},alphaMapTransform:{value:new e},alphaTest:{value:0}}},Hn={basic:{uniforms:i([Gn.common,Gn.specularmap,Gn.envmap,Gn.aomap,Gn.lightmap,Gn.fog]),vertexShader:Bn.meshbasic_vert,fragmentShader:Bn.meshbasic_frag},lambert:{uniforms:i([Gn.common,Gn.specularmap,Gn.envmap,Gn.aomap,Gn.lightmap,Gn.emissivemap,Gn.bumpmap,Gn.normalmap,Gn.displacementmap,Gn.fog,Gn.lights,{emissive:{value:new n(0)},envMapIntensity:{value:1}}]),vertexShader:Bn.meshlambert_vert,fragmentShader:Bn.meshlambert_frag},phong:{uniforms:i([Gn.common,Gn.specularmap,Gn.envmap,Gn.aomap,Gn.lightmap,Gn.emissivemap,Gn.bumpmap,Gn.normalmap,Gn.displacementmap,Gn.fog,Gn.lights,{emissive:{value:new n(0)},specular:{value:new n(1118481)},shininess:{value:30},envMapIntensity:{value:1}}]),vertexShader:Bn.meshphong_vert,fragmentShader:Bn.meshphong_frag},standard:{uniforms:i([Gn.common,Gn.envmap,Gn.aomap,Gn.lightmap,Gn.emissivemap,Gn.bumpmap,Gn.normalmap,Gn.displacementmap,Gn.roughnessmap,Gn.metalnessmap,Gn.fog,Gn.lights,{emissive:{value:new n(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:Bn.meshphysical_vert,fragmentShader:Bn.meshphysical_frag},toon:{uniforms:i([Gn.common,Gn.aomap,Gn.lightmap,Gn.emissivemap,Gn.bumpmap,Gn.normalmap,Gn.displacementmap,Gn.gradientmap,Gn.fog,Gn.lights,{emissive:{value:new n(0)}}]),vertexShader:Bn.meshtoon_vert,fragmentShader:Bn.meshtoon_frag},matcap:{uniforms:i([Gn.common,Gn.bumpmap,Gn.normalmap,Gn.displacementmap,Gn.fog,{matcap:{value:null}}]),vertexShader:Bn.meshmatcap_vert,fragmentShader:Bn.meshmatcap_frag},points:{uniforms:i([Gn.points,Gn.fog]),vertexShader:Bn.points_vert,fragmentShader:Bn.points_frag},dashed:{uniforms:i([Gn.common,Gn.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:Bn.linedashed_vert,fragmentShader:Bn.linedashed_frag},depth:{uniforms:i([Gn.common,Gn.displacementmap]),vertexShader:Bn.depth_vert,fragmentShader:Bn.depth_frag},normal:{uniforms:i([Gn.common,Gn.bumpmap,Gn.normalmap,Gn.displacementmap,{opacity:{value:1}}]),vertexShader:Bn.meshnormal_vert,fragmentShader:Bn.meshnormal_frag},sprite:{uniforms:i([Gn.sprite,Gn.fog]),vertexShader:Bn.sprite_vert,fragmentShader:Bn.sprite_frag},background:{uniforms:{uvTransform:{value:new e},t2D:{value:null},backgroundIntensity:{value:1}},vertexShader:Bn.background_vert,fragmentShader:Bn.background_frag},backgroundCube:{uniforms:{envMap:{value:null},backgroundBlurriness:{value:0},backgroundIntensity:{value:1},backgroundRotation:{value:new e}},vertexShader:Bn.backgroundCube_vert,fragmentShader:Bn.backgroundCube_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:Bn.cube_vert,fragmentShader:Bn.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:Bn.equirect_vert,fragmentShader:Bn.equirect_frag},distance:{uniforms:i([Gn.common,Gn.displacementmap,{referencePosition:{value:new r},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:Bn.distance_vert,fragmentShader:Bn.distance_frag},shadow:{uniforms:i([Gn.lights,Gn.fog,{color:{value:new n(0)},opacity:{value:1}}]),vertexShader:Bn.shadow_vert,fragmentShader:Bn.shadow_frag}};Hn.physical={uniforms:i([Hn.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatMapTransform:{value:new e},clearcoatNormalMap:{value:null},clearcoatNormalMapTransform:{value:new e},clearcoatNormalScale:{value:new t(1,1)},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatRoughnessMapTransform:{value:new e},dispersion:{value:0},iridescence:{value:0},iridescenceMap:{value:null},iridescenceMapTransform:{value:new e},iridescenceIOR:{value:1.3},iridescenceThicknessMinimum:{value:100},iridescenceThicknessMaximum:{value:400},iridescenceThicknessMap:{value:null},iridescenceThicknessMapTransform:{value:new e},sheen:{value:0},sheenColor:{value:new n(0)},sheenColorMap:{value:null},sheenColorMapTransform:{value:new e},sheenRoughness:{value:1},sheenRoughnessMap:{value:null},sheenRoughnessMapTransform:{value:new e},transmission:{value:0},transmissionMap:{value:null},transmissionMapTransform:{value:new e},transmissionSamplerSize:{value:new t},transmissionSamplerMap:{value:null},thickness:{value:0},thicknessMap:{value:null},thicknessMapTransform:{value:new e},attenuationDistance:{value:0},attenuationColor:{value:new n(0)},specularColor:{value:new n(1,1,1)},specularColorMap:{value:null},specularColorMapTransform:{value:new e},specularIntensity:{value:1},specularIntensityMap:{value:null},specularIntensityMapTransform:{value:new e},anisotropyVector:{value:new t},anisotropyMap:{value:null},anisotropyMapTransform:{value:new e}}]),vertexShader:Bn.meshphysical_vert,fragmentShader:Bn.meshphysical_frag};const Vn={r:0,b:0,g:0},Wn=new u,kn=new e;function zn(e,t,i,r,u,g){const v=new n(0);let E,S,M=!0===u?0:1,T=null,x=0,A=null;function R(e){let n=!0===e.isScene?e.background:null;if(n&&n.isTexture){const i=e.backgroundBlurriness>0;n=t.get(n,i)}return n}function b(t,n){t.getRGB(Vn,_(e)),i.buffers.color.setClear(Vn.r,Vn.g,Vn.b,n,g)}return{getClearColor:function(){return v},setClearColor:function(e,t=1){v.set(e),M=t,b(v,M)},getClearAlpha:function(){return M},setClearAlpha:function(e){M=e,b(v,M)},render:function(t){let n=!1;const r=R(t);null===r?b(v,M):r&&r.isColor&&(b(r,1),n=!0);const a=e.xr.getEnvironmentBlendMode();"additive"===a?i.buffers.color.setClear(0,0,0,1,g):"alpha-blend"===a&&i.buffers.color.setClear(0,0,0,0,g),(e.autoClear||n)&&(i.buffers.depth.setTest(!0),i.buffers.depth.setMask(!0),i.buffers.color.setMask(!0),e.clear(e.autoClearColor,e.autoClearDepth,e.autoClearStencil))},addToRenderList:function(t,n){const i=R(n);i&&(i.isCubeTexture||i.mapping===a)?(void 0===S&&(S=new o(new s(1,1,1),new l({name:"BackgroundCubeMaterial",uniforms:d(Hn.backgroundCube.uniforms),vertexShader:Hn.backgroundCube.vertexShader,fragmentShader:Hn.backgroundCube.fragmentShader,side:c,depthTest:!1,depthWrite:!1,fog:!1,allowOverride:!1})),S.geometry.deleteAttribute("normal"),S.geometry.deleteAttribute("uv"),S.onBeforeRender=function(e,t,n){this.matrixWorld.copyPosition(n.matrixWorld)},Object.defineProperty(S.material,"envMap",{get:function(){return 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l({name:"BackgroundMaterial",uniforms:d(Hn.background.uniforms),vertexShader:Hn.background.vertexShader,fragmentShader:Hn.background.fragmentShader,side:h,depthTest:!1,depthWrite:!1,fog:!1,allowOverride:!1})),E.geometry.deleteAttribute("normal"),Object.defineProperty(E.material,"map",{get:function(){return this.uniforms.t2D.value}}),r.update(E)),E.material.uniforms.t2D.value=i,E.material.uniforms.backgroundIntensity.value=n.backgroundIntensity,E.material.toneMapped=f.getTransfer(i.colorSpace)!==p,!0===i.matrixAutoUpdate&&i.updateMatrix(),E.material.uniforms.uvTransform.value.copy(i.matrix),T===i&&x===i.version&&A===e.toneMapping||(E.material.needsUpdate=!0,T=i,x=i.version,A=e.toneMapping),E.layers.enableAll(),t.unshift(E,E.geometry,E.material,0,0,null))},dispose:function(){void 0!==S&&(S.geometry.dispose(),S.material.dispose(),S=void 0),void 0!==E&&(E.geometry.dispose(),E.material.dispose(),E=void 0)}}}function Xn(e,t){const n=e.getParameter(e.MAX_VERTEX_ATTRIBS),i={},r=c(null);let a=r,o=!1;function s(t){return e.bindVertexArray(t)}function l(t){return e.deleteVertexArray(t)}function c(e){const t=[],i=[],r=[];for(let e=0;e=0){const n=r[t];let i=o[t];if(void 0===i&&("instanceMatrix"===t&&e.instanceMatrix&&(i=e.instanceMatrix),"instanceColor"===t&&e.instanceColor&&(i=e.instanceColor)),void 0===n)return!0;if(n.attribute!==i)return!0;if(i&&n.data!==i.data)return!0;s++}}return a.attributesNum!==s||a.index!==i}(n,h,l,_),v&&function(e,t,n,i){const r={},o=t.attributes;let s=0;const l=n.getAttributes();for(const t in l){if(l[t].location>=0){let n=o[t];void 0===n&&("instanceMatrix"===t&&e.instanceMatrix&&(n=e.instanceMatrix),"instanceColor"===t&&e.instanceColor&&(n=e.instanceColor));const i={};i.attribute=n,n&&n.data&&(i.data=n.data),r[t]=i,s++}}a.attributes=r,a.attributesNum=s,a.index=i}(n,h,l,_),null!==_&&t.update(_,e.ELEMENT_ARRAY_BUFFER),(v||o)&&(o=!1,function(n,i,r,a){d();const o=a.attributes,s=r.getAttributes(),l=i.defaultAttributeValues;for(const i in s){const 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a=null!==e?e.length:0;let o=null;if(0!==a){if(o=c.value,!0!==r||null===o){const n=i+4*a,r=t.matrixWorldInverse;l.getNormalMatrix(r),(null===o||o.length0);n.numPlanes=r,n.numIntersection=0}();else{const e=o?0:r,t=4*e;let n=m.clippingState||null;c.value=n,n=d(u,s,t,l);for(let e=0;e!==t;++e)n[e]=i[e];m.clippingState=n,this.numIntersection=f?this.numPlanes:0,this.numPlanes+=e}}}kn.set(-1,0,0,0,1,0,0,0,1);const jn=[.125,.215,.35,.446,.526,.582],Zn=20,$n=new C,Qn=new n;let Jn=null,ei=0,ti=0,ni=!1;const ii=new r;class ri{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._backgroundBox=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._blurMaterial=null,this._ggxMaterial=null}fromScene(e,t=0,n=.1,i=100,r={}){const{size:a=256,position:o=ii}=r;Jn=this._renderer.getRenderTarget(),ei=this._renderer.getActiveCubeFace(),ti=this._renderer.getActiveMipmapLevel(),ni=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(a);const s=this._allocateTargets();return s.depthBuffer=!0,this._sceneToCubeUV(e,n,i,s,o),t>0&&this._blur(s,0,0,t),this._applyPMREM(s),this._cleanup(s),s}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=li(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=si(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?l=jn[s-e+4-1]:0===s&&(l=0),n.push(l);const c=1/(a-2),d=-c,u=1+c,f=[d,d,u,d,u,u,d,d,u,u,d,u],p=6,m=6,h=3,_=2,g=1,v=new Float32Array(h*m*p),E=new 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latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:w,depthTest:!1,depthWrite:!1});return o}(i,e,t),this._ggxMaterial=function(e,t,n){const i=new l({name:"PMREMGGXConvolution",defines:{GGX_SAMPLES:256,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},roughness:{value:0},mipInt:{value:0}},vertexShader:ci(),fragmentShader:'\n\n\t\t\tprecision highp float;\n\t\t\tprecision highp int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform float roughness;\n\t\t\tuniform float mipInt;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\t#define PI 3.14159265359\n\n\t\t\t// Van der Corput radical inverse\n\t\t\tfloat radicalInverse_VdC(uint bits) {\n\t\t\t\tbits = (bits << 16u) | (bits >> 16u);\n\t\t\t\tbits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u);\n\t\t\t\tbits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u);\n\t\t\t\tbits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u);\n\t\t\t\tbits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u);\n\t\t\t\treturn float(bits) * 2.3283064365386963e-10; // / 0x100000000\n\t\t\t}\n\n\t\t\t// Hammersley sequence\n\t\t\tvec2 hammersley(uint i, uint N) {\n\t\t\t\treturn vec2(float(i) / float(N), radicalInverse_VdC(i));\n\t\t\t}\n\n\t\t\t// GGX VNDF importance sampling (Eric Heitz 2018)\n\t\t\t// "Sampling the GGX Distribution of Visible Normals"\n\t\t\t// https://jcgt.org/published/0007/04/01/\n\t\t\tvec3 importanceSampleGGX_VNDF(vec2 Xi, vec3 V, float roughness) {\n\t\t\t\tfloat alpha = roughness * roughness;\n\n\t\t\t\t// Section 4.1: Orthonormal basis\n\t\t\t\tvec3 T1 = vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 T2 = cross(V, T1);\n\n\t\t\t\t// Section 4.2: Parameterization of projected area\n\t\t\t\tfloat r = sqrt(Xi.x);\n\t\t\t\tfloat phi = 2.0 * PI * Xi.y;\n\t\t\t\tfloat t1 = r * cos(phi);\n\t\t\t\tfloat t2 = r * sin(phi);\n\t\t\t\tfloat s = 0.5 * (1.0 + V.z);\n\t\t\t\tt2 = (1.0 - s) * sqrt(1.0 - t1 * t1) + s * t2;\n\n\t\t\t\t// Section 4.3: Reprojection onto hemisphere\n\t\t\t\tvec3 Nh = t1 * T1 + t2 * T2 + sqrt(max(0.0, 1.0 - t1 * t1 - t2 * t2)) * V;\n\n\t\t\t\t// Section 3.4: Transform back to ellipsoid configuration\n\t\t\t\treturn normalize(vec3(alpha * Nh.x, alpha * Nh.y, max(0.0, Nh.z)));\n\t\t\t}\n\n\t\t\tvoid main() {\n\t\t\t\tvec3 N = normalize(vOutputDirection);\n\t\t\t\tvec3 V = N; // Assume view direction equals normal for pre-filtering\n\n\t\t\t\tvec3 prefilteredColor = vec3(0.0);\n\t\t\t\tfloat totalWeight = 0.0;\n\n\t\t\t\t// For very low roughness, just sample the environment directly\n\t\t\t\tif (roughness < 0.001) {\n\t\t\t\t\tgl_FragColor = vec4(bilinearCubeUV(envMap, N, mipInt), 1.0);\n\t\t\t\t\treturn;\n\t\t\t\t}\n\n\t\t\t\t// Tangent space basis for VNDF sampling\n\t\t\t\tvec3 up = abs(N.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 tangent = normalize(cross(up, N));\n\t\t\t\tvec3 bitangent = cross(N, tangent);\n\n\t\t\t\tfor(uint i = 0u; i < uint(GGX_SAMPLES); i++) {\n\t\t\t\t\tvec2 Xi = hammersley(i, uint(GGX_SAMPLES));\n\n\t\t\t\t\t// For PMREM, V = N, so in tangent space V is always (0, 0, 1)\n\t\t\t\t\tvec3 H_tangent = importanceSampleGGX_VNDF(Xi, vec3(0.0, 0.0, 1.0), roughness);\n\n\t\t\t\t\t// Transform H back to world space\n\t\t\t\t\tvec3 H = normalize(tangent * H_tangent.x + bitangent * H_tangent.y + N * H_tangent.z);\n\t\t\t\t\tvec3 L = normalize(2.0 * dot(V, H) * H - V);\n\n\t\t\t\t\tfloat NdotL = max(dot(N, L), 0.0);\n\n\t\t\t\t\tif(NdotL > 0.0) {\n\t\t\t\t\t\t// Sample environment at fixed mip level\n\t\t\t\t\t\t// VNDF importance sampling handles the distribution filtering\n\t\t\t\t\t\tvec3 sampleColor = bilinearCubeUV(envMap, L, mipInt);\n\n\t\t\t\t\t\t// Weight by NdotL for the split-sum approximation\n\t\t\t\t\t\t// VNDF PDF naturally accounts for the visible microfacet distribution\n\t\t\t\t\t\tprefilteredColor += sampleColor * NdotL;\n\t\t\t\t\t\ttotalWeight += NdotL;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tif (totalWeight > 0.0) {\n\t\t\t\t\tprefilteredColor = prefilteredColor / totalWeight;\n\t\t\t\t}\n\n\t\t\t\tgl_FragColor = vec4(prefilteredColor, 1.0);\n\t\t\t}\n\t\t',blending:w,depthTest:!1,depthWrite:!1});return i}(i,e,t)}return i}_compileMaterial(e){const t=new o(new b,e);this._renderer.compile(t,$n)}_sceneToCubeUV(e,t,n,i,r){const a=new P(90,1,t,n),l=[1,-1,1,1,1,1],d=[1,1,1,-1,-1,-1],u=this._renderer,f=u.autoClear,p=u.toneMapping;u.getClearColor(Qn),u.toneMapping=L,u.autoClear=!1;u.state.buffers.depth.getReversed()&&(u.setRenderTarget(i),u.clearDepth(),u.setRenderTarget(null)),null===this._backgroundBox&&(this._backgroundBox=new o(new s,new U({name:"PMREM.Background",side:c,depthWrite:!1,depthTest:!1})));const m=this._backgroundBox,h=m.material;let _=!1;const g=e.background;g?g.isColor&&(h.color.copy(g),e.background=null,_=!0):(h.color.copy(Qn),_=!0);for(let t=0;t<6;t++){const n=t%3;0===n?(a.up.set(0,l[t],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x+d[t],r.y,r.z)):1===n?(a.up.set(0,0,l[t]),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y+d[t],r.z)):(a.up.set(0,l[t],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y,r.z+d[t]));const o=this._cubeSize;oi(i,n*o,t>2?o:0,o,o),u.setRenderTarget(i),_&&u.render(m,a),u.render(e,a)}u.toneMapping=p,u.autoClear=f,e.background=g}_textureToCubeUV(e,t){const n=this._renderer,i=e.mapping===A||e.mapping===R;i?(null===this._cubemapMaterial&&(this._cubemapMaterial=li()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===e.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=si());const r=i?this._cubemapMaterial:this._equirectMaterial,a=this._lodMeshes[0];a.material=r;r.uniforms.envMap.value=e;const o=this._cubeSize;oi(t,0,0,3*o,2*o),n.setRenderTarget(t),n.render(a,$n)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;const i=this._lodMeshes.length;for(let t=1;tu-4?n-u+4:0),m=4*(this._cubeSize-f);s.envMap.value=e.texture,s.roughness.value=d,s.mipInt.value=u-t,oi(r,p,m,3*f,2*f),i.setRenderTarget(r),i.render(o,$n),s.envMap.value=r.texture,s.roughness.value=0,s.mipInt.value=u-n,oi(e,p,m,3*f,2*f),i.setRenderTarget(e),i.render(o,$n)}_blur(e,t,n,i,r){const a=this._pingPongRenderTarget;this._halfBlur(e,a,t,n,i,"latitudinal",r),this._halfBlur(a,e,n,n,i,"longitudinal",r)}_halfBlur(e,t,n,i,r,a,o){const s=this._renderer,l=this._blurMaterial;"latitudinal"!==a&&"longitudinal"!==a&&D("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[i];c.material=l;const d=l.uniforms,u=this._sizeLods[n]-1,f=isFinite(r)?Math.PI/(2*u):2*Math.PI/39,p=r/f,m=isFinite(r)?1+Math.floor(3*p):Zn;m>Zn&&v(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to 20`);const h=[];let _=0;for(let e=0;eg-4?i-g+4:0),4*(this._cubeSize-E),3*E,2*E),s.setRenderTarget(t),s.render(c,$n)}}function ai(e,t,n){const i=new I(e,t,n);return i.texture.mapping=a,i.texture.name="PMREM.cubeUv",i.scissorTest=!0,i}function oi(e,t,n,i,r){e.viewport.set(t,n,i,r),e.scissor.set(t,n,i,r)}function si(){return new l({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:ci(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include \n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:w,depthTest:!1,depthWrite:!1})}function li(){return new l({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:ci(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:w,depthTest:!1,depthWrite:!1})}function ci(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t"}class di extends I{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},i=[n,n,n,n,n,n];this.texture=new O(i),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include \n\t\t\t\t\t#include \n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include \n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( 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n.makeXRCompatible(),L=e.getPixelRatio(),e.getSize(C);if(_&&"createProjectionLayer"in XRWebGLBinding.prototype){let t=null,i=null,r=null;M.depth&&(r=M.stencil?n.DEPTH24_STENCIL8:n.DEPTH_COMPONENT24,t=M.stencil?bt:Ce,i=M.stencil?Pt:Ue);const s={colorFormat:n.RGBA8,depthFormat:r,scaleFactor:o};f=this.getBinding(),p=f.createProjectionLayer(s),a.updateRenderState({layers:[p]}),e.setPixelRatio(1),e.setSize(p.textureWidth,p.textureHeight,!1),A=new I(p.textureWidth,p.textureHeight,{format:T,type:S,depthTexture:new ae(p.textureWidth,p.textureHeight,i,void 0,void 0,void 0,void 0,void 0,void 0,t),stencilBuffer:M.stencil,colorSpace:e.outputColorSpace,samples:M.antialias?4:0,resolveDepthBuffer:!1===p.ignoreDepthValues,resolveStencilBuffer:!1===p.ignoreDepthValues})}else{const t={antialias:M.antialias,alpha:!0,depth:M.depth,stencil:M.stencil,framebufferScaleFactor:o};m=new 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t=e.near,n=e.far;null!==g.texture&&(g.depthNear>0&&(t=g.depthNear),g.depthFar>0&&(n=g.depthFar)),N.near=D.near=U.near=t,N.far=D.far=U.far=n,y===N.near&&F===N.far||(a.updateRenderState({depthNear:N.near,depthFar:N.far}),y=N.near,F=N.far),N.layers.mask=6|e.layers.mask,U.layers.mask=-5&N.layers.mask,D.layers.mask=-3&N.layers.mask;const i=e.parent,r=N.cameras;W(N,i);for(let e=0;e0&&(e.alphaTest.value=i.alphaTest);const r=t.get(i),a=r.envMap,o=r.envMapRotation;a&&(e.envMap.value=a,e.envMapRotation.value.setFromMatrix4(Ta.makeRotationFromEuler(o)).transpose(),a.isCubeTexture&&!1===a.isRenderTargetTexture&&e.envMapRotation.value.premultiply(xa),e.reflectivity.value=i.reflectivity,e.ior.value=i.ior,e.refractionRatio.value=i.refractionRatio),i.lightMap&&(e.lightMap.value=i.lightMap,e.lightMapIntensity.value=i.lightMapIntensity,n(i.lightMap,e.lightMapTransform)),i.aoMap&&(e.aoMap.value=i.aoMap,e.aoMapIntensity.value=i.aoMapIntensity,n(i.aoMap,e.aoMapTransform))}return{refreshFogUniforms:function(t,n){n.color.getRGB(t.fogColor.value,_(e)),n.isFog?(t.fogNear.value=n.near,t.fogFar.value=n.far):n.isFogExp2&&(t.fogDensity.value=n.density)},refreshMaterialUniforms:function(e,r,a,o,s){r.isMeshBasicMaterial?i(e,r):r.isMeshLambertMaterial?(i(e,r),r.envMap&&(e.envMapIntensity.value=r.envMapIntensity)):r.isMeshToonMaterial?(i(e,r),function(e,t){t.gradientMap&&(e.gradientMap.value=t.gradientMap)}(e,r)):r.isMeshPhongMaterial?(i(e,r),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4)}(e,r),r.envMap&&(e.envMapIntensity.value=r.envMapIntensity)):r.isMeshStandardMaterial?(i(e,r),function(e,t){e.metalness.value=t.metalness,t.metalnessMap&&(e.metalnessMap.value=t.metalnessMap,n(t.metalnessMap,e.metalnessMapTransform));e.roughness.value=t.roughness,t.roughnessMap&&(e.roughnessMap.value=t.roughnessMap,n(t.roughnessMap,e.roughnessMapTransform));t.envMap&&(e.envMapIntensity.value=t.envMapIntensity)}(e,r),r.isMeshPhysicalMaterial&&function(e,t,i){e.ior.value=t.ior,t.sheen>0&&(e.sheenColor.value.copy(t.sheenColor).multiplyScalar(t.sheen),e.sheenRoughness.value=t.sheenRoughness,t.sheenColorMap&&(e.sheenColorMap.value=t.sheenColorMap,n(t.sheenColorMap,e.sheenColorMapTransform)),t.sheenRoughnessMap&&(e.sheenRoughnessMap.value=t.sheenRoughnessMap,n(t.sheenRoughnessMap,e.sheenRoughnessMapTransform)));t.clearcoat>0&&(e.clearcoat.value=t.clearcoat,e.clearcoatRoughness.value=t.clearcoatRoughness,t.clearcoatMap&&(e.clearcoatMap.value=t.clearcoatMap,n(t.clearcoatMap,e.clearcoatMapTransform)),t.clearcoatRoughnessMap&&(e.clearcoatRoughnessMap.value=t.clearcoatRoughnessMap,n(t.clearcoatRoughnessMap,e.clearcoatRoughnessMapTransform)),t.clearcoatNormalMap&&(e.clearcoatNormalMap.value=t.clearcoatNormalMap,n(t.clearcoatNormalMap,e.clearcoatNormalMapTransform),e.clearcoatNormalScale.value.copy(t.clearcoatNormalScale),t.side===c&&e.clearcoatNormalScale.value.negate()));t.dispersion>0&&(e.dispersion.value=t.dispersion);t.iridescence>0&&(e.iridescence.value=t.iridescence,e.iridescenceIOR.value=t.iridescenceIOR,e.iridescenceThicknessMinimum.value=t.iridescenceThicknessRange[0],e.iridescenceThicknessMaximum.value=t.iridescenceThicknessRange[1],t.iridescenceMap&&(e.iridescenceMap.value=t.iridescenceMap,n(t.iridescenceMap,e.iridescenceMapTransform)),t.iridescenceThicknessMap&&(e.iridescenceThicknessMap.value=t.iridescenceThicknessMap,n(t.iridescenceThicknessMap,e.iridescenceThicknessMapTransform)));t.transmission>0&&(e.transmission.value=t.transmission,e.transmissionSamplerMap.value=i.texture,e.transmissionSamplerSize.value.set(i.width,i.height),t.transmissionMap&&(e.transmissionMap.value=t.transmissionMap,n(t.transmissionMap,e.transmissionMapTransform)),e.thickness.value=t.thickness,t.thicknessMap&&(e.thicknessMap.value=t.thicknessMap,n(t.thicknessMap,e.thicknessMapTransform)),e.attenuationDistance.value=t.attenuationDistance,e.attenuationColor.value.copy(t.attenuationColor));t.anisotropy>0&&(e.anisotropyVector.value.set(t.anisotropy*Math.cos(t.anisotropyRotation),t.anisotropy*Math.sin(t.anisotropyRotation)),t.anisotropyMap&&(e.anisotropyMap.value=t.anisotropyMap,n(t.anisotropyMap,e.anisotropyMapTransform)));e.specularIntensity.value=t.specularIntensity,e.specularColor.value.copy(t.specularColor),t.specularColorMap&&(e.specularColorMap.value=t.specularColorMap,n(t.specularColorMap,e.specularColorMapTransform));t.specularIntensityMap&&(e.specularIntensityMap.value=t.specularIntensityMap,n(t.specularIntensityMap,e.specularIntensityMapTransform))}(e,r,s)):r.isMeshMatcapMaterial?(i(e,r),function(e,t){t.matcap&&(e.matcap.value=t.matcap)}(e,r)):r.isMeshDepthMaterial?i(e,r):r.isMeshDistanceMaterial?(i(e,r),function(e,n){const i=t.get(n).light;e.referencePosition.value.setFromMatrixPosition(i.matrixWorld),e.nearDistance.value=i.shadow.camera.near,e.farDistance.value=i.shadow.camera.far}(e,r)):r.isMeshNormalMaterial?i(e,r):r.isLineBasicMaterial?(function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform))}(e,r),r.isLineDashedMaterial&&function(e,t){e.dashSize.value=t.dashSize,e.totalSize.value=t.dashSize+t.gapSize,e.scale.value=t.scale}(e,r)):r.isPointsMaterial?function(e,t,i,r){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.size.value=t.size*i,e.scale.value=.5*r,t.map&&(e.map.value=t.map,n(t.map,e.uvTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r,a,o):r.isSpriteMaterial?function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.rotation.value=t.rotation,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r):r.isShadowMaterial?(e.color.value.copy(r.color),e.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function Ra(e,t,n,i){let r={},a={},o=[];const s=e.getParameter(e.MAX_UNIFORM_BUFFER_BINDINGS);function l(e,t,n,i){const r=e.value,a=t+"_"+n;if(void 0===i[a])return i[a]="number"==typeof r||"boolean"==typeof r?r:r.clone(),!0;{const e=i[a];if("number"==typeof r||"boolean"==typeof r){if(e!==r)return i[a]=r,!0}else if(!1===e.equals(r))return e.copy(r),!0}return!1}function c(e){const t={boundary:0,storage:0};return"number"==typeof e||"boolean"==typeof e?(t.boundary=4,t.storage=4):e.isVector2?(t.boundary=8,t.storage=8):e.isVector3||e.isColor?(t.boundary=16,t.storage=12):e.isVector4?(t.boundary=16,t.storage=16):e.isMatrix3?(t.boundary=48,t.storage=48):e.isMatrix4?(t.boundary=64,t.storage=64):e.isTexture?v("WebGLRenderer: Texture samplers can not be part of an uniforms group."):v("WebGLRenderer: Unsupported uniform value type.",e),t}function d(t){const n=t.target;n.removeEventListener("dispose",d);const i=o.indexOf(n.__bindingPointIndex);o.splice(i,1),e.deleteBuffer(r[n.id]),delete r[n.id],delete a[n.id]}return{bind:function(e,t){const n=t.program;i.uniformBlockBinding(e,n)},update:function(n,u){let f=r[n.id];void 0===f&&(!function(e){const t=e.uniforms;let n=0;const i=16;for(let e=0,r=t.length;e0&&(n+=i-r);e.__size=n,e.__cache={}}(n),f=function(t){const n=function(){for(let e=0;e0),p=!!n.morphAttributes.position,m=!!n.morphAttributes.normal,h=!!n.morphAttributes.color;let _=L;i.toneMapped&&(null!==k&&!0!==k.isXRRenderTarget||(_=O.toneMapping));const g=n.morphAttributes.position||n.morphAttributes.normal||n.morphAttributes.color,v=void 0!==g?g.length:0,S=Me.get(i),M=U.state.lights;if(!0===se&&(!0===le||e!==Y)){const t=e===Y&&i.id===z;Ie.setState(i,e,t)}let T=!1;i.version===S.__version?S.needsLights&&S.lightsStateVersion!==M.state.version||S.outputColorSpace!==s||r.isBatchedMesh&&!1===S.batching?T=!0:r.isBatchedMesh||!0!==S.batching?r.isBatchedMesh&&!0===S.batchingColor&&null===r.colorTexture||r.isBatchedMesh&&!1===S.batchingColor&&null!==r.colorTexture||r.isInstancedMesh&&!1===S.instancing?T=!0:r.isInstancedMesh||!0!==S.instancing?r.isSkinnedMesh&&!1===S.skinning?T=!0:r.isSkinnedMesh||!0!==S.skinning?r.isInstancedMesh&&!0===S.instancingColor&&null===r.instanceColor||r.isInstancedMesh&&!1===S.instancingColor&&null!==r.instanceColor||r.isInstancedMesh&&!0===S.instancingMorph&&null===r.morphTexture||r.isInstancedMesh&&!1===S.instancingMorph&&null!==r.morphTexture||S.envMap!==c||!0===i.fog&&S.fog!==a?T=!0:void 0===S.numClippingPlanes||S.numClippingPlanes===Ie.numPlanes&&S.numIntersection===Ie.numIntersection?(S.vertexAlphas!==d||S.vertexTangents!==u||S.morphTargets!==p||S.morphNormals!==m||S.morphColors!==h||S.toneMapping!==_||S.morphTargetsCount!==v)&&(T=!0):T=!0:T=!0:T=!0:T=!0:(T=!0,S.__version=i.version);let x=S.currentProgram;!0===T&&(x=ot(i,t,r));let A=!1,R=!1,b=!1;const C=x.getUniforms(),P=S.uniforms;ve.useProgram(x.program)&&(A=!0,R=!0,b=!0);i.id!==z&&(z=i.id,R=!0);if(A||Y!==e){ve.buffers.depth.getReversed()&&!0!==e.reversedDepth&&(e._reversedDepth=!0,e.updateProjectionMatrix()),C.setValue(We,"projectionMatrix",e.projectionMatrix),C.setValue(We,"viewMatrix",e.matrixWorldInverse);const t=C.map.cameraPosition;void 0!==t&&t.setValue(We,de.setFromMatrixPosition(e.matrixWorld)),ge.logarithmicDepthBuffer&&C.setValue(We,"logDepthBufFC",2/(Math.log(e.far+1)/Math.LN2)),(i.isMeshPhongMaterial||i.isMeshToonMaterial||i.isMeshLambertMaterial||i.isMeshBasicMaterial||i.isMeshStandardMaterial||i.isShaderMaterial)&&C.setValue(We,"isOrthographic",!0===e.isOrthographicCamera),Y!==e&&(Y=e,R=!0,b=!0)}S.needsLights&&(M.state.directionalShadowMap.length>0&&C.setValue(We,"directionalShadowMap",M.state.directionalShadowMap,Te),M.state.spotShadowMap.length>0&&C.setValue(We,"spotShadowMap",M.state.spotShadowMap,Te),M.state.pointShadowMap.length>0&&C.setValue(We,"pointShadowMap",M.state.pointShadowMap,Te));if(r.isSkinnedMesh){C.setOptional(We,r,"bindMatrix"),C.setOptional(We,r,"bindMatrixInverse");const e=r.skeleton;e&&(null===e.boneTexture&&e.computeBoneTexture(),C.setValue(We,"boneTexture",e.boneTexture,Te))}r.isBatchedMesh&&(C.setOptional(We,r,"batchingTexture"),C.setValue(We,"batchingTexture",r._matricesTexture,Te),C.setOptional(We,r,"batchingIdTexture"),C.setValue(We,"batchingIdTexture",r._indirectTexture,Te),C.setOptional(We,r,"batchingColorTexture"),null!==r._colorsTexture&&C.setValue(We,"batchingColorTexture",r._colorsTexture,Te));const D=n.morphAttributes;void 0===D.position&&void 0===D.normal&&void 0===D.color||Fe.update(r,n,x);(R||S.receiveShadow!==r.receiveShadow)&&(S.receiveShadow=r.receiveShadow,C.setValue(We,"receiveShadow",r.receiveShadow));(i.isMeshStandardMaterial||i.isMeshLambertMaterial||i.isMeshPhongMaterial)&&null===i.envMap&&null!==t.environment&&(P.envMapIntensity.value=t.environmentIntensity);void 0!==P.dfgLUT&&(P.dfgLUT.value=(null===Ca&&(Ca=new Ln(ba,16,16,Se,E),Ca.name="DFG_LUT",Ca.minFilter=F,Ca.magFilter=F,Ca.wrapS=mt,Ca.wrapT=mt,Ca.generateMipmaps=!1,Ca.needsUpdate=!0),Ca));R&&(C.setValue(We,"toneMappingExposure",O.toneMappingExposure),S.needsLights&&(I=b,(w=P).ambientLightColor.needsUpdate=I,w.lightProbe.needsUpdate=I,w.directionalLights.needsUpdate=I,w.directionalLightShadows.needsUpdate=I,w.pointLights.needsUpdate=I,w.pointLightShadows.needsUpdate=I,w.spotLights.needsUpdate=I,w.spotLightShadows.needsUpdate=I,w.rectAreaLights.needsUpdate=I,w.hemisphereLights.needsUpdate=I),a&&!0===i.fog&&Le.refreshFogUniforms(P,a),Le.refreshMaterialUniforms(P,i,ee,J,U.state.transmissionRenderTarget[e.id]),Ar.upload(We,st(S),P,Te));var w,I;i.isShaderMaterial&&!0===i.uniformsNeedUpdate&&(Ar.upload(We,st(S),P,Te),i.uniformsNeedUpdate=!1);i.isSpriteMaterial&&C.setValue(We,"center",r.center);if(C.setValue(We,"modelViewMatrix",r.modelViewMatrix),C.setValue(We,"normalMatrix",r.normalMatrix),C.setValue(We,"modelMatrix",r.matrixWorld),i.isShaderMaterial||i.isRawShaderMaterial){const e=i.uniformsGroups;for(let t=0,n=e.length;t{function n(){i.forEach(function(e){Me.get(e).currentProgram.isReady()&&i.delete(e)}),0!==i.size?setTimeout(n,10):t(e)}null!==_e.get("KHR_parallel_shader_compile")?n():setTimeout(n,10)})};let $e=null;function Qe(){et.stop()}function Je(){et.start()}const et=new Fn;function tt(e,t,n,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)n=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)U.pushLight(e),e.castShadow&&U.pushShadow(e);else if(e.isSprite){if(!e.frustumCulled||oe.intersectsSprite(e)){i&&ue.setFromMatrixPosition(e.matrixWorld).applyMatrix4(ce);const t=Ce.update(e),r=e.material;r.visible&&P.push(e,t,r,n,ue.z,null)}}else if((e.isMesh||e.isLine||e.isPoints)&&(!e.frustumCulled||oe.intersectsObject(e))){const t=Ce.update(e),r=e.material;if(i&&(void 0!==e.boundingSphere?(null===e.boundingSphere&&e.computeBoundingSphere(),ue.copy(e.boundingSphere.center)):(null===t.boundingSphere&&t.computeBoundingSphere(),ue.copy(t.boundingSphere.center)),ue.applyMatrix4(e.matrixWorld).applyMatrix4(ce)),Array.isArray(r)){const i=t.groups;for(let a=0,o=i.length;a0&&rt(r,t,n),a.length>0&&rt(a,t,n),o.length>0&&rt(o,t,n),ve.buffers.depth.setTest(!0),ve.buffers.depth.setMask(!0),ve.buffers.color.setMask(!0),ve.setPolygonOffset(!1)}function it(e,t,n,i){if(null!==(!0===n.isScene?n.overrideMaterial:null))return;if(void 0===U.state.transmissionRenderTarget[i.id]){const e=_e.has("EXT_color_buffer_half_float")||_e.has("EXT_color_buffer_float");U.state.transmissionRenderTarget[i.id]=new I(1,1,{generateMipmaps:!0,type:e?E:S,minFilter:B,samples:Math.max(4,ge.samples),stencilBuffer:o,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:f.workingColorSpace})}const r=U.state.transmissionRenderTarget[i.id],a=i.viewport||K;r.setSize(a.z*O.transmissionResolutionScale,a.w*O.transmissionResolutionScale);const s=O.getRenderTarget(),l=O.getActiveCubeFace(),d=O.getActiveMipmapLevel();O.setRenderTarget(r),O.getClearColor(Z),$=O.getClearAlpha(),$<1&&O.setClearColor(16777215,.5),O.clear(),pe&&ye.render(n);const u=O.toneMapping;O.toneMapping=L;const p=i.viewport;if(void 0!==i.viewport&&(i.viewport=void 0),U.setupLightsView(i),!0===se&&Ie.setGlobalState(O.clippingPlanes,i),rt(e,n,i),Te.updateMultisampleRenderTarget(r),Te.updateRenderTargetMipmap(r),!1===_e.has("WEBGL_multisampled_render_to_texture")){let e=!1;for(let r=0,a=t.length;r0)for(let t=0,a=r.length;t0&&it(n,i,e,t),pe&&ye.render(e),nt(P,e,t)}null!==k&&0===V&&(Te.updateMultisampleRenderTarget(k),Te.updateRenderTargetMipmap(k)),i&&y.end(O),!0===e.isScene&&e.onAfterRender(O,e,t),He.resetDefaultState(),z=-1,Y=null,N.pop(),N.length>0?(U=N[N.length-1],!0===se&&Ie.setGlobalState(O.clippingPlanes,U.state.camera)):U=null,w.pop(),P=w.length>0?w[w.length-1]:null},this.getActiveCubeFace=function(){return H},this.getActiveMipmapLevel=function(){return V},this.getRenderTarget=function(){return k},this.setRenderTargetTextures=function(e,t,n){const i=Me.get(e);i.__autoAllocateDepthBuffer=!1===e.resolveDepthBuffer,!1===i.__autoAllocateDepthBuffer&&(i.__useRenderToTexture=!1),Me.get(e.texture).__webglTexture=t,Me.get(e.depthTexture).__webglTexture=i.__autoAllocateDepthBuffer?void 0:n,i.__hasExternalTextures=!0},this.setRenderTargetFramebuffer=function(e,t){const n=Me.get(e);n.__webglFramebuffer=t,n.__useDefaultFramebuffer=void 0===t};const ct=We.createFramebuffer();this.setRenderTarget=function(e,t=0,n=0){k=e,H=t,V=n;let i=null,r=!1,a=!1;if(e){const o=Me.get(e);if(void 0!==o.__useDefaultFramebuffer)return ve.bindFramebuffer(We.FRAMEBUFFER,o.__webglFramebuffer),K.copy(e.viewport),q.copy(e.scissor),j=e.scissorTest,ve.viewport(K),ve.scissor(q),ve.setScissorTest(j),void(z=-1);if(void 0===o.__webglFramebuffer)Te.setupRenderTarget(e);else if(o.__hasExternalTextures)Te.rebindTextures(e,Me.get(e.texture).__webglTexture,Me.get(e.depthTexture).__webglTexture);else if(e.depthBuffer){const t=e.depthTexture;if(o.__boundDepthTexture!==t){if(null!==t&&Me.has(t)&&(e.width!==t.image.width||e.height!==t.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");Te.setupDepthRenderbuffer(e)}}const s=e.texture;(s.isData3DTexture||s.isDataArrayTexture||s.isCompressedArrayTexture)&&(a=!0);const l=Me.get(e).__webglFramebuffer;e.isWebGLCubeRenderTarget?(i=Array.isArray(l[t])?l[t][n]:l[t],r=!0):i=e.samples>0&&!1===Te.useMultisampledRTT(e)?Me.get(e).__webglMultisampledFramebuffer:Array.isArray(l)?l[n]:l,K.copy(e.viewport),q.copy(e.scissor),j=e.scissorTest}else K.copy(ie).multiplyScalar(ee).floor(),q.copy(re).multiplyScalar(ee).floor(),j=ae;0!==n&&(i=ct);if(ve.bindFramebuffer(We.FRAMEBUFFER,i)&&ve.drawBuffers(e,i),ve.viewport(K),ve.scissor(q),ve.setScissorTest(j),r){const i=Me.get(e.texture);We.framebufferTexture2D(We.FRAMEBUFFER,We.COLOR_ATTACHMENT0,We.TEXTURE_CUBE_MAP_POSITIVE_X+t,i.__webglTexture,n)}else if(a){const i=t;for(let t=0;t1&&We.readBuffer(We.COLOR_ATTACHMENT0+s),!ge.textureFormatReadable(l))return void D("WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!ge.textureTypeReadable(c))return void D("WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r&&We.readPixels(t,n,i,r,Ge.convert(l),Ge.convert(c),a)}finally{const e=null!==k?Me.get(k).__webglFramebuffer:null;ve.bindFramebuffer(We.FRAMEBUFFER,e)}}},this.readRenderTargetPixelsAsync=async function(e,t,n,i,r,a,o,s=0){if(!e||!e.isWebGLRenderTarget)throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let l=Me.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==o&&(l=l[o]),l){if(t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r){ve.bindFramebuffer(We.FRAMEBUFFER,l);const o=e.textures[s],c=o.format,d=o.type;if(e.textures.length>1&&We.readBuffer(We.COLOR_ATTACHMENT0+s),!ge.textureFormatReadable(c))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!ge.textureTypeReadable(d))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");const u=We.createBuffer();We.bindBuffer(We.PIXEL_PACK_BUFFER,u),We.bufferData(We.PIXEL_PACK_BUFFER,a.byteLength,We.STREAM_READ),We.readPixels(t,n,i,r,Ge.convert(c),Ge.convert(d),0);const f=null!==k?Me.get(k).__webglFramebuffer:null;ve.bindFramebuffer(We.FRAMEBUFFER,f);const p=We.fenceSync(We.SYNC_GPU_COMMANDS_COMPLETE,0);return We.flush(),await yn(We,p,4),We.bindBuffer(We.PIXEL_PACK_BUFFER,u),We.getBufferSubData(We.PIXEL_PACK_BUFFER,0,a),We.deleteBuffer(u),We.deleteSync(p),a}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")}},this.copyFramebufferToTexture=function(e,t=null,n=0){const i=Math.pow(2,-n),r=Math.floor(e.image.width*i),a=Math.floor(e.image.height*i),o=null!==t?t.x:0,s=null!==t?t.y:0;Te.setTexture2D(e,0),We.copyTexSubImage2D(We.TEXTURE_2D,n,0,0,o,s,r,a),ve.unbindTexture()};const dt=We.createFramebuffer(),ut=We.createFramebuffer();this.copyTextureToTexture=function(e,t,n=null,i=null,r=0,a=0){let o,s,l,c,d,u,f,p,m;const h=e.isCompressedTexture?e.mipmaps[a]:e.image;if(null!==n)o=n.max.x-n.min.x,s=n.max.y-n.min.y,l=n.isBox3?n.max.z-n.min.z:1,c=n.min.x,d=n.min.y,u=n.isBox3?n.min.z:0;else{const t=Math.pow(2,-r);o=Math.floor(h.width*t),s=Math.floor(h.height*t),l=e.isDataArrayTexture?h.depth:e.isData3DTexture?Math.floor(h.depth*t):1,c=0,d=0,u=0}null!==i?(f=i.x,p=i.y,m=i.z):(f=0,p=0,m=0);const _=Ge.convert(t.format),g=Ge.convert(t.type);let v;t.isData3DTexture?(Te.setTexture3D(t,0),v=We.TEXTURE_3D):t.isDataArrayTexture||t.isCompressedArrayTexture?(Te.setTexture2DArray(t,0),v=We.TEXTURE_2D_ARRAY):(Te.setTexture2D(t,0),v=We.TEXTURE_2D),We.pixelStorei(We.UNPACK_FLIP_Y_WEBGL,t.flipY),We.pixelStorei(We.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),We.pixelStorei(We.UNPACK_ALIGNMENT,t.unpackAlignment);const E=We.getParameter(We.UNPACK_ROW_LENGTH),S=We.getParameter(We.UNPACK_IMAGE_HEIGHT),M=We.getParameter(We.UNPACK_SKIP_PIXELS),T=We.getParameter(We.UNPACK_SKIP_ROWS),x=We.getParameter(We.UNPACK_SKIP_IMAGES);We.pixelStorei(We.UNPACK_ROW_LENGTH,h.width),We.pixelStorei(We.UNPACK_IMAGE_HEIGHT,h.height),We.pixelStorei(We.UNPACK_SKIP_PIXELS,c),We.pixelStorei(We.UNPACK_SKIP_ROWS,d),We.pixelStorei(We.UNPACK_SKIP_IMAGES,u);const A=e.isDataArrayTexture||e.isData3DTexture,R=t.isDataArrayTexture||t.isData3DTexture;if(e.isDepthTexture){const n=Me.get(e),i=Me.get(t),h=Me.get(n.__renderTarget),_=Me.get(i.__renderTarget);ve.bindFramebuffer(We.READ_FRAMEBUFFER,h.__webglFramebuffer),ve.bindFramebuffer(We.DRAW_FRAMEBUFFER,_.__webglFramebuffer);for(let n=0;ne.start-t.start);let t=0;for(let e=1;e 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec4 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec4( 1.0 );\n#endif\n#ifdef USE_COLOR_ALPHA\n\tvColor *= color;\n#elif defined( USE_COLOR )\n\tvColor.rgb *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.rgb *= instanceColor.rgb;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvColor *= getBatchingColor( getIndirectIndex( gl_DrawID ) );\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, envMapRotation * reflectVec );\n\t\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t\t#endif\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform mat3 envMapRotation;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, pow4( roughness ) ) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.diffuseContribution = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.metalness = metalnessFactor;\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor;\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = vec3( 0.04 );\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.0001, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"uniform sampler2D dfgLUT;\nstruct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tvec3 diffuseContribution;\n\tvec3 specularColor;\n\tvec3 specularColorBlended;\n\tfloat roughness;\n\tfloat metalness;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t\tvec3 iridescenceFresnelDielectric;\n\t\tvec3 iridescenceFresnelMetallic;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n float x2 = x * x;\n float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn v;\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColorBlended;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transpose( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat rInv = 1.0 / ( roughness + 0.1 );\n\tfloat a = -1.9362 + 1.0678 * roughness + 0.4573 * r2 - 0.8469 * rInv;\n\tfloat b = -0.6014 + 0.5538 * roughness - 0.4670 * r2 - 0.1255 * rInv;\n\tfloat DG = exp( a * dotNV + b );\n\treturn saturate( DG );\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nvec3 BRDF_GGX_Multiscatter( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 singleScatter = BRDF_GGX( lightDir, viewDir, normal, material );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 dfgV = texture2D( dfgLUT, vec2( material.roughness, dotNV ) ).rg;\n\tvec2 dfgL = texture2D( dfgLUT, vec2( material.roughness, dotNL ) ).rg;\n\tvec3 FssEss_V = material.specularColorBlended * dfgV.x + material.specularF90 * dfgV.y;\n\tvec3 FssEss_L = material.specularColorBlended * dfgL.x + material.specularF90 * dfgL.y;\n\tfloat Ess_V = dfgV.x + dfgV.y;\n\tfloat Ess_L = dfgL.x + dfgL.y;\n\tfloat Ems_V = 1.0 - Ess_V;\n\tfloat Ems_L = 1.0 - Ess_L;\n\tvec3 Favg = material.specularColorBlended + ( 1.0 - material.specularColorBlended ) * 0.047619;\n\tvec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * Favg + EPSILON );\n\tfloat compensationFactor = Ems_V * Ems_L;\n\tvec3 multiScatter = Fms * compensationFactor;\n\treturn singleScatter + multiScatter;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColorBlended * t2.x + ( material.specularF90 - material.specularColorBlended ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseContribution * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t\t#ifdef USE_CLEARCOAT\n\t\t\tvec3 Ncc = geometryClearcoatNormal;\n\t\t\tvec2 uvClearcoat = LTC_Uv( Ncc, viewDir, material.clearcoatRoughness );\n\t\t\tvec4 t1Clearcoat = texture2D( ltc_1, uvClearcoat );\n\t\t\tvec4 t2Clearcoat = texture2D( ltc_2, uvClearcoat );\n\t\t\tmat3 mInvClearcoat = mat3(\n\t\t\t\tvec3( t1Clearcoat.x, 0, t1Clearcoat.y ),\n\t\t\t\tvec3( 0, 1, 0 ),\n\t\t\t\tvec3( t1Clearcoat.z, 0, t1Clearcoat.w )\n\t\t\t);\n\t\t\tvec3 fresnelClearcoat = material.clearcoatF0 * t2Clearcoat.x + ( material.clearcoatF90 - material.clearcoatF0 ) * t2Clearcoat.y;\n\t\t\tclearcoatSpecularDirect += lightColor * fresnelClearcoat * LTC_Evaluate( Ncc, viewDir, position, mInvClearcoat, rectCoords );\n\t\t#endif\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n \n \t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n \n \t\tfloat sheenAlbedoV = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n \t\tfloat sheenAlbedoL = IBLSheenBRDF( geometryNormal, directLight.direction, material.sheenRoughness );\n \n \t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * max( sheenAlbedoV, sheenAlbedoL );\n \n \t\tirradiance *= sheenEnergyComp;\n \n \t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseContribution );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 diffuse = irradiance * BRDF_Lambert( material.diffuseContribution );\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tdiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectDiffuse += diffuse;\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ) * RECIPROCAL_PI;\n \t#endif\n\tvec3 singleScatteringDielectric = vec3( 0.0 );\n\tvec3 multiScatteringDielectric = vec3( 0.0 );\n\tvec3 singleScatteringMetallic = vec3( 0.0 );\n\tvec3 multiScatteringMetallic = vec3( 0.0 );\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnelDielectric, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.iridescence, material.iridescenceFresnelMetallic, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#endif\n\tvec3 singleScattering = mix( singleScatteringDielectric, singleScatteringMetallic, material.metalness );\n\tvec3 multiScattering = mix( multiScatteringDielectric, multiScatteringMetallic, material.metalness );\n\tvec3 totalScatteringDielectric = singleScatteringDielectric + multiScatteringDielectric;\n\tvec3 diffuse = material.diffuseContribution * ( 1.0 - totalScatteringDielectric );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tvec3 indirectSpecular = radiance * singleScattering;\n\tindirectSpecular += multiScattering * cosineWeightedIrradiance;\n\tvec3 indirectDiffuse = diffuse * cosineWeightedIrradiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tindirectSpecular *= sheenEnergyComp;\n\t\tindirectDiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectSpecular += indirectSpecular;\n\treflectedLight.indirectDiffuse += indirectDiffuse;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnelDielectric = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceFresnelMetallic = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.diffuseColor );\n\t\tmaterial.iridescenceFresnel = mix( material.iridescenceFresnelDielectric, material.iridescenceFresnelMetallic, material.metalness );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS ) && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\t#if defined( STANDARD ) || defined( LAMBERT ) || defined( PHONG )\n\t\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t\t#endif\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\t#if defined( LAMBERT ) || defined( PHONG )\n\t\tirradiance += iblIrradiance;\n\t#endif\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] = texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#if defined( USE_PACKED_NORMALMAP )\n\t\tmapN = vec3( mapN.xy, sqrt( saturate( 1.0 - dot( mapN.xy, mapN.xy ) ) ) );\n\t#endif\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\n\t\treturn depth * ( far - near ) - far;\n\t#else\n\t\treturn depth * ( near - far ) - near;\n\t#endif\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\treturn ( near * far ) / ( ( near - far ) * depth - near );\n\t#else\n\t\treturn ( near * far ) / ( ( far - near ) * depth - far );\n\t#endif\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform samplerCubeShadow pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\t\t\tuniform samplerCube pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat interleavedGradientNoise( vec2 position ) {\n\t\t\treturn fract( 52.9829189 * fract( dot( position, vec2( 0.06711056, 0.00583715 ) ) ) );\n\t\t}\n\t\tvec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) {\n\t\t\tconst float goldenAngle = 2.399963229728653;\n\t\t\tfloat r = sqrt( ( float( sampleIndex ) + 0.5 ) / float( samplesCount ) );\n\t\t\tfloat theta = float( sampleIndex ) * goldenAngle + phi;\n\t\t\treturn vec2( cos( theta ), sin( theta ) ) * r;\n\t\t}\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat getShadow( sampler2DShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\t\tfloat radius = shadowRadius * texelSize.x;\n\t\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 0, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 1, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 2, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 3, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 4, 5, phi ) * radius, shadowCoord.z ) )\n\t\t\t\t) * 0.2;\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 distribution = texture2D( shadowMap, shadowCoord.xy ).rg;\n\t\t\t\tfloat mean = distribution.x;\n\t\t\t\tfloat variance = distribution.y * distribution.y;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tfloat hard_shadow = step( mean, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tfloat hard_shadow = step( shadowCoord.z, mean );\n\t\t\t\t#endif\n\t\t\t\t\n\t\t\t\tif ( hard_shadow == 1.0 ) {\n\t\t\t\t\tshadow = 1.0;\n\t\t\t\t} else {\n\t\t\t\t\tvariance = max( variance, 0.0000001 );\n\t\t\t\t\tfloat d = shadowCoord.z - mean;\n\t\t\t\t\tfloat p_max = variance / ( variance + d * d );\n\t\t\t\t\tp_max = clamp( ( p_max - 0.3 ) / 0.65, 0.0, 1.0 );\n\t\t\t\t\tshadow = max( hard_shadow, p_max );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#else\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tfloat depth = texture2D( shadowMap, shadowCoord.xy ).r;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tshadow = step( depth, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tshadow = step( shadowCoord.z, depth );\n\t\t\t\t#endif\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\tfloat getPointShadow( samplerCubeShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tfloat dp = ( shadowCameraNear * ( shadowCameraFar - viewSpaceZ ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp -= shadowBias;\n\t\t\t#else\n\t\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp += shadowBias;\n\t\t\t#endif\n\t\t\tfloat texelSize = shadowRadius / shadowMapSize.x;\n\t\t\tvec3 absDir = abs( bd3D );\n\t\t\tvec3 tangent = absDir.x > absDir.z ? vec3( 0.0, 1.0, 0.0 ) : vec3( 1.0, 0.0, 0.0 );\n\t\t\ttangent = normalize( cross( bd3D, tangent ) );\n\t\t\tvec3 bitangent = cross( bd3D, tangent );\n\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\tvec2 sample0 = vogelDiskSample( 0, 5, phi );\n\t\t\tvec2 sample1 = vogelDiskSample( 1, 5, phi );\n\t\t\tvec2 sample2 = vogelDiskSample( 2, 5, phi );\n\t\t\tvec2 sample3 = vogelDiskSample( 3, 5, phi );\n\t\t\tvec2 sample4 = vogelDiskSample( 4, 5, phi );\n\t\t\tshadow = (\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample0.x + bitangent * sample0.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample1.x + bitangent * sample1.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample2.x + bitangent * sample2.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample3.x + bitangent * sample3.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample4.x + bitangent * sample4.y ) * texelSize, dp ) )\n\t\t\t) * 0.2;\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\tfloat getPointShadow( samplerCube shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tfloat depth = textureCube( shadowMap, bd3D ).r;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tdepth = 1.0 - depth;\n\t\t\t#endif\n\t\t\tshadow = step( dp, depth );\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#endif\n\t#endif\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0 && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3( 1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108, 1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605, 1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseContribution, material.specularColorBlended, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t#else\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vWorldDirection );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\tfloat fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ];\n\t#else\n\t\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5;\n\t#endif\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",distance_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",distance_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = vec4( dist, 0.0, 0.0, 1.0 );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( normalize( normal ) * 0.5 + 0.5, diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include \n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n \n\t\toutgoingLight = outgoingLight + sheenSpecularDirect + sheenSpecularIndirect;\n \n \t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",points_vert:"uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include \n\t#include \n\t#include \n\t#include \n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 mvPosition = modelViewMatrix[ 3 ];\n\tvec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n}"},Gn={common:{diffuse:{value:new n(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new e},alphaMap:{value:null},alphaMapTransform:{value:new e},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new e}},envmap:{envMap:{value:null},envMapRotation:{value:new e},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98},dfgLUT:{value:null}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new e}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new e}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new e},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new e},normalScale:{value:new t(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new e},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new e}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new e}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new e}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new 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i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:w,depthTest:!1,depthWrite:!1});return o}(i,e,t),this._ggxMaterial=function(e,t,n){const i=new l({name:"PMREMGGXConvolution",defines:{GGX_SAMPLES:256,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},roughness:{value:0},mipInt:{value:0}},vertexShader:ci(),fragmentShader:'\n\n\t\t\tprecision highp float;\n\t\t\tprecision highp int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform float roughness;\n\t\t\tuniform float mipInt;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\t#define PI 3.14159265359\n\n\t\t\t// Van der Corput radical inverse\n\t\t\tfloat radicalInverse_VdC(uint bits) {\n\t\t\t\tbits = (bits << 16u) | (bits >> 16u);\n\t\t\t\tbits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u);\n\t\t\t\tbits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u);\n\t\t\t\tbits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u);\n\t\t\t\tbits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u);\n\t\t\t\treturn float(bits) * 2.3283064365386963e-10; // / 0x100000000\n\t\t\t}\n\n\t\t\t// Hammersley sequence\n\t\t\tvec2 hammersley(uint i, uint N) {\n\t\t\t\treturn vec2(float(i) / float(N), radicalInverse_VdC(i));\n\t\t\t}\n\n\t\t\t// GGX VNDF importance sampling (Eric Heitz 2018)\n\t\t\t// "Sampling the GGX Distribution of Visible Normals"\n\t\t\t// https://jcgt.org/published/0007/04/01/\n\t\t\tvec3 importanceSampleGGX_VNDF(vec2 Xi, vec3 V, float roughness) {\n\t\t\t\tfloat alpha = roughness * roughness;\n\n\t\t\t\t// Section 4.1: Orthonormal basis\n\t\t\t\tvec3 T1 = vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 T2 = cross(V, T1);\n\n\t\t\t\t// Section 4.2: Parameterization of projected area\n\t\t\t\tfloat r = sqrt(Xi.x);\n\t\t\t\tfloat phi = 2.0 * PI * Xi.y;\n\t\t\t\tfloat t1 = r * cos(phi);\n\t\t\t\tfloat t2 = r * sin(phi);\n\t\t\t\tfloat s = 0.5 * (1.0 + V.z);\n\t\t\t\tt2 = (1.0 - s) * sqrt(1.0 - t1 * t1) + s * t2;\n\n\t\t\t\t// Section 4.3: Reprojection onto hemisphere\n\t\t\t\tvec3 Nh = t1 * T1 + t2 * T2 + sqrt(max(0.0, 1.0 - t1 * t1 - t2 * t2)) * V;\n\n\t\t\t\t// Section 3.4: Transform back to ellipsoid configuration\n\t\t\t\treturn normalize(vec3(alpha * Nh.x, alpha * Nh.y, max(0.0, Nh.z)));\n\t\t\t}\n\n\t\t\tvoid main() {\n\t\t\t\tvec3 N = normalize(vOutputDirection);\n\t\t\t\tvec3 V = N; // Assume view direction equals normal for pre-filtering\n\n\t\t\t\tvec3 prefilteredColor = vec3(0.0);\n\t\t\t\tfloat totalWeight = 0.0;\n\n\t\t\t\t// For very low roughness, just sample the environment directly\n\t\t\t\tif (roughness < 0.001) {\n\t\t\t\t\tgl_FragColor = vec4(bilinearCubeUV(envMap, N, mipInt), 1.0);\n\t\t\t\t\treturn;\n\t\t\t\t}\n\n\t\t\t\t// Tangent space basis for VNDF sampling\n\t\t\t\tvec3 up = abs(N.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 tangent = normalize(cross(up, N));\n\t\t\t\tvec3 bitangent = cross(N, tangent);\n\n\t\t\t\tfor(uint i = 0u; i < uint(GGX_SAMPLES); i++) {\n\t\t\t\t\tvec2 Xi = hammersley(i, uint(GGX_SAMPLES));\n\n\t\t\t\t\t// For PMREM, V = N, so in tangent space V is always (0, 0, 1)\n\t\t\t\t\tvec3 H_tangent = importanceSampleGGX_VNDF(Xi, vec3(0.0, 0.0, 1.0), roughness);\n\n\t\t\t\t\t// Transform H back to world space\n\t\t\t\t\tvec3 H = normalize(tangent * H_tangent.x + bitangent * H_tangent.y + N * H_tangent.z);\n\t\t\t\t\tvec3 L = normalize(2.0 * dot(V, H) * H - V);\n\n\t\t\t\t\tfloat NdotL = max(dot(N, L), 0.0);\n\n\t\t\t\t\tif(NdotL > 0.0) {\n\t\t\t\t\t\t// Sample environment at fixed mip level\n\t\t\t\t\t\t// VNDF importance sampling handles the distribution filtering\n\t\t\t\t\t\tvec3 sampleColor = bilinearCubeUV(envMap, L, mipInt);\n\n\t\t\t\t\t\t// Weight by NdotL for the split-sum approximation\n\t\t\t\t\t\t// VNDF PDF naturally accounts for the visible microfacet distribution\n\t\t\t\t\t\tprefilteredColor += sampleColor * NdotL;\n\t\t\t\t\t\ttotalWeight += NdotL;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tif (totalWeight > 0.0) {\n\t\t\t\t\tprefilteredColor = prefilteredColor / totalWeight;\n\t\t\t\t}\n\n\t\t\t\tgl_FragColor = vec4(prefilteredColor, 1.0);\n\t\t\t}\n\t\t',blending:w,depthTest:!1,depthWrite:!1});return i}(i,e,t)}return i}_compileMaterial(e){const t=new o(new b,e);this._renderer.compile(t,$n)}_sceneToCubeUV(e,t,n,i,r){const a=new P(90,1,t,n),l=[1,-1,1,1,1,1],d=[1,1,1,-1,-1,-1],u=this._renderer,f=u.autoClear,p=u.toneMapping;u.getClearColor(Qn),u.toneMapping=L,u.autoClear=!1;u.state.buffers.depth.getReversed()&&(u.setRenderTarget(i),u.clearDepth(),u.setRenderTarget(null)),null===this._backgroundBox&&(this._backgroundBox=new o(new s,new U({name:"PMREM.Background",side:c,depthWrite:!1,depthTest:!1})));const m=this._backgroundBox,h=m.material;let _=!1;const g=e.background;g?g.isColor&&(h.color.copy(g),e.background=null,_=!0):(h.color.copy(Qn),_=!0);for(let t=0;t<6;t++){const n=t%3;0===n?(a.up.set(0,l[t],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x+d[t],r.y,r.z)):1===n?(a.up.set(0,0,l[t]),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y+d[t],r.z)):(a.up.set(0,l[t],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y,r.z+d[t]));const o=this._cubeSize;oi(i,n*o,t>2?o:0,o,o),u.setRenderTarget(i),_&&u.render(m,a),u.render(e,a)}u.toneMapping=p,u.autoClear=f,e.background=g}_textureToCubeUV(e,t){const n=this._renderer,i=e.mapping===A||e.mapping===R;i?(null===this._cubemapMaterial&&(this._cubemapMaterial=li()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===e.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=si());const r=i?this._cubemapMaterial:this._equirectMaterial,a=this._lodMeshes[0];a.material=r;r.uniforms.envMap.value=e;const o=this._cubeSize;oi(t,0,0,3*o,2*o),n.setRenderTarget(t),n.render(a,$n)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;const i=this._lodMeshes.length;for(let t=1;tu-4?n-u+4:0),m=4*(this._cubeSize-f);s.envMap.value=e.texture,s.roughness.value=d,s.mipInt.value=u-t,oi(r,p,m,3*f,2*f),i.setRenderTarget(r),i.render(o,$n),s.envMap.value=r.texture,s.roughness.value=0,s.mipInt.value=u-n,oi(e,p,m,3*f,2*f),i.setRenderTarget(e),i.render(o,$n)}_blur(e,t,n,i,r){const a=this._pingPongRenderTarget;this._halfBlur(e,a,t,n,i,"latitudinal",r),this._halfBlur(a,e,n,n,i,"longitudinal",r)}_halfBlur(e,t,n,i,r,a,o){const s=this._renderer,l=this._blurMaterial;"latitudinal"!==a&&"longitudinal"!==a&&D("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[i];c.material=l;const d=l.uniforms,u=this._sizeLods[n]-1,f=isFinite(r)?Math.PI/(2*u):2*Math.PI/39,p=r/f,m=isFinite(r)?1+Math.floor(3*p):Zn;m>Zn&&v(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to 20`);const h=[];let _=0;for(let e=0;eg-4?i-g+4:0),4*(this._cubeSize-E),3*E,2*E),s.setRenderTarget(t),s.render(c,$n)}}function ai(e,t,n){const i=new I(e,t,n);return i.texture.mapping=a,i.texture.name="PMREM.cubeUv",i.scissorTest=!0,i}function oi(e,t,n,i,r){e.viewport.set(t,n,i,r),e.scissor.set(t,n,i,r)}function si(){return new l({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:ci(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include \n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:w,depthTest:!1,depthWrite:!1})}function li(){return new l({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:ci(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:w,depthTest:!1,depthWrite:!1})}function ci(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t"}class di extends I{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},i=[n,n,n,n,n,n];this.texture=new O(i),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include \n\t\t\t\t\t#include \n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include \n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( 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t=ee(h[0]);i.texStorage2D(e.TEXTURE_CUBE_MAP,D,M,t.width,t.height)}for(let t=0;t<6;t++)if(m){R?L&&i.texSubImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,0,0,0,h[t].width,h[t].height,g,S,h[t].data):i.texImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,0,M,h[t].width,h[t].height,0,g,S,h[t].data);for(let n=0;n1;if(u||(void 0===l.__webglTexture&&(l.__webglTexture=e.createTexture()),l.__version=n.version,s.memory.textures++),d){a.__webglFramebuffer=[];for(let t=0;t<6;t++)if(n.mipmaps&&n.mipmaps.length>0){a.__webglFramebuffer[t]=[];for(let i=0;i0){a.__webglFramebuffer=[];for(let t=0;t0&&!1===Q(t)){a.__webglMultisampledFramebuffer=e.createFramebuffer(),a.__webglColorRenderbuffer=[],i.bindFramebuffer(e.FRAMEBUFFER,a.__webglMultisampledFramebuffer);for(let n=0;n0)for(let r=0;r0)for(let i=0;i0)if(!1===Q(t)){const n=t.textures,a=t.width,o=t.height;let s=e.COLOR_BUFFER_BIT;const l=t.stencilBuffer?e.DEPTH_STENCIL_ATTACHMENT:e.DEPTH_ATTACHMENT,d=r.get(t),u=n.length>1;if(u)for(let t=0;t0?i.bindFramebuffer(e.DRAW_FRAMEBUFFER,d.__webglFramebuffer[0]):i.bindFramebuffer(e.DRAW_FRAMEBUFFER,d.__webglFramebuffer);for(let i=0;i= 1.0 ) {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r;\n\n\t} else {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r;\n\n\t}\n\n}",uniforms:{depthColor:{value:this.texture},depthWidth:{value:t.z},depthHeight:{value:t.w}}});this.mesh=new o(new m(20,20),n)}return this.mesh}reset(){this.texture=null,this.mesh=null}getDepthTexture(){return this.texture}}class Ma extends Rn{constructor(e,n){super();const i=this;let a=null,o=1,s=null,l="local-floor",c=1,d=null,u=null,f=null,p=null,m=null,h=null;const _="undefined"!=typeof XRWebGLBinding,g=new Sa,E={},M=n.getContextAttributes();let x=null,A=null;const R=[],b=[],C=new t;let L=null;const U=new P;U.viewport=new Y;const D=new P;D.viewport=new Y;const w=[U,D],N=new bn;let y=null,F=null;function O(e){const t=b.indexOf(e.inputSource);if(-1===t)return;const n=R[t];void 0!==n&&(n.update(e.inputSource,e.frame,d||s),n.dispatchEvent({type:e.type,data:e.inputSource}))}function B(){a.removeEventListener("select",O),a.removeEventListener("selectstart",O),a.removeEventListener("selectend",O),a.removeEventListener("squeeze",O),a.removeEventListener("squeezestart",O),a.removeEventListener("squeezeend",O),a.removeEventListener("end",B),a.removeEventListener("inputsourceschange",G);for(let e=0;e=0&&(b[i]=null,R[i].disconnect(n))}for(let t=0;t=b.length){b.push(n),i=e;break}if(null===b[e]){b[e]=n,i=e;break}}if(-1===i)break}const r=R[i];r&&r.connect(n)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(e){let t=R[e];return void 0===t&&(t=new Cn,R[e]=t),t.getTargetRaySpace()},this.getControllerGrip=function(e){let t=R[e];return void 0===t&&(t=new Cn,R[e]=t),t.getGripSpace()},this.getHand=function(e){let t=R[e];return void 0===t&&(t=new Cn,R[e]=t),t.getHandSpace()},this.setFramebufferScaleFactor=function(e){o=e,!0===i.isPresenting&&v("WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(e){l=e,!0===i.isPresenting&&v("WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return d||s},this.setReferenceSpace=function(e){d=e},this.getBaseLayer=function(){return null!==p?p:m},this.getBinding=function(){return null===f&&_&&(f=new XRWebGLBinding(a,n)),f},this.getFrame=function(){return h},this.getSession=function(){return a},this.setSession=async function(t){if(a=t,null!==a){x=e.getRenderTarget(),a.addEventListener("select",O),a.addEventListener("selectstart",O),a.addEventListener("selectend",O),a.addEventListener("squeeze",O),a.addEventListener("squeezestart",O),a.addEventListener("squeezeend",O),a.addEventListener("end",B),a.addEventListener("inputsourceschange",G),!0!==M.xrCompatible&&await n.makeXRCompatible(),L=e.getPixelRatio(),e.getSize(C);if(_&&"createProjectionLayer"in XRWebGLBinding.prototype){let t=null,i=null,r=null;M.depth&&(r=M.stencil?n.DEPTH24_STENCIL8:n.DEPTH_COMPONENT24,t=M.stencil?bt:be,i=M.stencil?Pt:Le);const s={colorFormat:n.RGBA8,depthFormat:r,scaleFactor:o};f=this.getBinding(),p=f.createProjectionLayer(s),a.updateRenderState({layers:[p]}),e.setPixelRatio(1),e.setSize(p.textureWidth,p.textureHeight,!1),A=new I(p.textureWidth,p.textureHeight,{format:T,type:S,depthTexture:new ae(p.textureWidth,p.textureHeight,i,void 0,void 0,void 0,void 0,void 0,void 0,t),stencilBuffer:M.stencil,colorSpace:e.outputColorSpace,samples:M.antialias?4:0,resolveDepthBuffer:!1===p.ignoreDepthValues,resolveStencilBuffer:!1===p.ignoreDepthValues})}else{const t={antialias:M.antialias,alpha:!0,depth:M.depth,stencil:M.stencil,framebufferScaleFactor:o};m=new XRWebGLLayer(a,n,t),a.updateRenderState({baseLayer:m}),e.setPixelRatio(1),e.setSize(m.framebufferWidth,m.framebufferHeight,!1),A=new I(m.framebufferWidth,m.framebufferHeight,{format:T,type:S,colorSpace:e.outputColorSpace,stencilBuffer:M.stencil,resolveDepthBuffer:!1===m.ignoreDepthValues,resolveStencilBuffer:!1===m.ignoreDepthValues})}A.isXRRenderTarget=!0,this.setFoveation(c),d=null,s=await a.requestReferenceSpace(l),z.setContext(a),z.start(),i.isPresenting=!0,i.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(null!==a)return a.environmentBlendMode},this.getDepthTexture=function(){return g.getDepthTexture()};const H=new r,V=new r;function W(e,t){null===t?e.matrixWorld.copy(e.matrix):e.matrixWorld.multiplyMatrices(t.matrixWorld,e.matrix),e.matrixWorldInverse.copy(e.matrixWorld).invert()}this.updateCamera=function(e){if(null===a)return;let t=e.near,n=e.far;null!==g.texture&&(g.depthNear>0&&(t=g.depthNear),g.depthFar>0&&(n=g.depthFar)),N.near=D.near=U.near=t,N.far=D.far=U.far=n,y===N.near&&F===N.far||(a.updateRenderState({depthNear:N.near,depthFar:N.far}),y=N.near,F=N.far),N.layers.mask=6|e.layers.mask,U.layers.mask=-5&N.layers.mask,D.layers.mask=-3&N.layers.mask;const i=e.parent,r=N.cameras;W(N,i);for(let e=0;e0&&(e.alphaTest.value=i.alphaTest);const r=t.get(i),a=r.envMap,o=r.envMapRotation;a&&(e.envMap.value=a,e.envMapRotation.value.setFromMatrix4(Ta.makeRotationFromEuler(o)).transpose(),a.isCubeTexture&&!1===a.isRenderTargetTexture&&e.envMapRotation.value.premultiply(xa),e.reflectivity.value=i.reflectivity,e.ior.value=i.ior,e.refractionRatio.value=i.refractionRatio),i.lightMap&&(e.lightMap.value=i.lightMap,e.lightMapIntensity.value=i.lightMapIntensity,n(i.lightMap,e.lightMapTransform)),i.aoMap&&(e.aoMap.value=i.aoMap,e.aoMapIntensity.value=i.aoMapIntensity,n(i.aoMap,e.aoMapTransform))}return{refreshFogUniforms:function(t,n){n.color.getRGB(t.fogColor.value,_(e)),n.isFog?(t.fogNear.value=n.near,t.fogFar.value=n.far):n.isFogExp2&&(t.fogDensity.value=n.density)},refreshMaterialUniforms:function(e,r,a,o,s){r.isNodeMaterial?r.uniformsNeedUpdate=!1:r.isMeshBasicMaterial?i(e,r):r.isMeshLambertMaterial?(i(e,r),r.envMap&&(e.envMapIntensity.value=r.envMapIntensity)):r.isMeshToonMaterial?(i(e,r),function(e,t){t.gradientMap&&(e.gradientMap.value=t.gradientMap)}(e,r)):r.isMeshPhongMaterial?(i(e,r),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4)}(e,r),r.envMap&&(e.envMapIntensity.value=r.envMapIntensity)):r.isMeshStandardMaterial?(i(e,r),function(e,t){e.metalness.value=t.metalness,t.metalnessMap&&(e.metalnessMap.value=t.metalnessMap,n(t.metalnessMap,e.metalnessMapTransform));e.roughness.value=t.roughness,t.roughnessMap&&(e.roughnessMap.value=t.roughnessMap,n(t.roughnessMap,e.roughnessMapTransform));t.envMap&&(e.envMapIntensity.value=t.envMapIntensity)}(e,r),r.isMeshPhysicalMaterial&&function(e,t,i){e.ior.value=t.ior,t.sheen>0&&(e.sheenColor.value.copy(t.sheenColor).multiplyScalar(t.sheen),e.sheenRoughness.value=t.sheenRoughness,t.sheenColorMap&&(e.sheenColorMap.value=t.sheenColorMap,n(t.sheenColorMap,e.sheenColorMapTransform)),t.sheenRoughnessMap&&(e.sheenRoughnessMap.value=t.sheenRoughnessMap,n(t.sheenRoughnessMap,e.sheenRoughnessMapTransform)));t.clearcoat>0&&(e.clearcoat.value=t.clearcoat,e.clearcoatRoughness.value=t.clearcoatRoughness,t.clearcoatMap&&(e.clearcoatMap.value=t.clearcoatMap,n(t.clearcoatMap,e.clearcoatMapTransform)),t.clearcoatRoughnessMap&&(e.clearcoatRoughnessMap.value=t.clearcoatRoughnessMap,n(t.clearcoatRoughnessMap,e.clearcoatRoughnessMapTransform)),t.clearcoatNormalMap&&(e.clearcoatNormalMap.value=t.clearcoatNormalMap,n(t.clearcoatNormalMap,e.clearcoatNormalMapTransform),e.clearcoatNormalScale.value.copy(t.clearcoatNormalScale),t.side===c&&e.clearcoatNormalScale.value.negate()));t.dispersion>0&&(e.dispersion.value=t.dispersion);t.iridescence>0&&(e.iridescence.value=t.iridescence,e.iridescenceIOR.value=t.iridescenceIOR,e.iridescenceThicknessMinimum.value=t.iridescenceThicknessRange[0],e.iridescenceThicknessMaximum.value=t.iridescenceThicknessRange[1],t.iridescenceMap&&(e.iridescenceMap.value=t.iridescenceMap,n(t.iridescenceMap,e.iridescenceMapTransform)),t.iridescenceThicknessMap&&(e.iridescenceThicknessMap.value=t.iridescenceThicknessMap,n(t.iridescenceThicknessMap,e.iridescenceThicknessMapTransform)));t.transmission>0&&(e.transmission.value=t.transmission,e.transmissionSamplerMap.value=i.texture,e.transmissionSamplerSize.value.set(i.width,i.height),t.transmissionMap&&(e.transmissionMap.value=t.transmissionMap,n(t.transmissionMap,e.transmissionMapTransform)),e.thickness.value=t.thickness,t.thicknessMap&&(e.thicknessMap.value=t.thicknessMap,n(t.thicknessMap,e.thicknessMapTransform)),e.attenuationDistance.value=t.attenuationDistance,e.attenuationColor.value.copy(t.attenuationColor));t.anisotropy>0&&(e.anisotropyVector.value.set(t.anisotropy*Math.cos(t.anisotropyRotation),t.anisotropy*Math.sin(t.anisotropyRotation)),t.anisotropyMap&&(e.anisotropyMap.value=t.anisotropyMap,n(t.anisotropyMap,e.anisotropyMapTransform)));e.specularIntensity.value=t.specularIntensity,e.specularColor.value.copy(t.specularColor),t.specularColorMap&&(e.specularColorMap.value=t.specularColorMap,n(t.specularColorMap,e.specularColorMapTransform));t.specularIntensityMap&&(e.specularIntensityMap.value=t.specularIntensityMap,n(t.specularIntensityMap,e.specularIntensityMapTransform))}(e,r,s)):r.isMeshMatcapMaterial?(i(e,r),function(e,t){t.matcap&&(e.matcap.value=t.matcap)}(e,r)):r.isMeshDepthMaterial?i(e,r):r.isMeshDistanceMaterial?(i(e,r),function(e,n){const i=t.get(n).light;e.referencePosition.value.setFromMatrixPosition(i.matrixWorld),e.nearDistance.value=i.shadow.camera.near,e.farDistance.value=i.shadow.camera.far}(e,r)):r.isMeshNormalMaterial?i(e,r):r.isLineBasicMaterial?(function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform))}(e,r),r.isLineDashedMaterial&&function(e,t){e.dashSize.value=t.dashSize,e.totalSize.value=t.dashSize+t.gapSize,e.scale.value=t.scale}(e,r)):r.isPointsMaterial?function(e,t,i,r){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.size.value=t.size*i,e.scale.value=.5*r,t.map&&(e.map.value=t.map,n(t.map,e.uvTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r,a,o):r.isSpriteMaterial?function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.rotation.value=t.rotation,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r):r.isShadowMaterial?(e.color.value.copy(r.color),e.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function Ra(e,t,n,i){let r={},a={},o=[];const s=e.getParameter(e.MAX_UNIFORM_BUFFER_BINDINGS);function l(e,t,n,i){const r=e.value,a=t+"_"+n;if(void 0===i[a])return"number"==typeof r||"boolean"==typeof r?i[a]=r:ArrayBuffer.isView(r)?i[a]=r.slice():i[a]=r.clone(),!0;{const e=i[a];if("number"==typeof r||"boolean"==typeof r){if(e!==r)return i[a]=r,!0}else{if(ArrayBuffer.isView(r))return!0;if(!1===e.equals(r))return e.copy(r),!0}}return!1}function c(e){const t={boundary:0,storage:0};return"number"==typeof e||"boolean"==typeof e?(t.boundary=4,t.storage=4):e.isVector2?(t.boundary=8,t.storage=8):e.isVector3||e.isColor?(t.boundary=16,t.storage=12):e.isVector4?(t.boundary=16,t.storage=16):e.isMatrix3?(t.boundary=48,t.storage=48):e.isMatrix4?(t.boundary=64,t.storage=64):e.isTexture?v("WebGLRenderer: Texture samplers can not be part of an uniforms group."):ArrayBuffer.isView(e)?(t.boundary=16,t.storage=e.byteLength):v("WebGLRenderer: Unsupported uniform value type.",e),t}function d(t){const n=t.target;n.removeEventListener("dispose",d);const i=o.indexOf(n.__bindingPointIndex);o.splice(i,1),e.deleteBuffer(r[n.id]),delete r[n.id],delete a[n.id]}return{bind:function(e,t){const n=t.program;i.uniformBlockBinding(e,n)},update:function(n,u){let f=r[n.id];void 0===f&&(!function(e){const t=e.uniforms;let n=0;const i=16;for(let e=0,r=t.length;e0&&(n+=i-r);e.__size=n,e.__cache={}}(n),f=function(t){const n=function(){for(let e=0;e0),p=!!n.morphAttributes.position,m=!!n.morphAttributes.normal,h=!!n.morphAttributes.color;let _=L;i.toneMapped&&(null!==z&&!0!==z.isXRRenderTarget||(_=O.toneMapping));const g=n.morphAttributes.position||n.morphAttributes.normal||n.morphAttributes.color,v=void 0!==g?g.length:0,S=Te.get(i),M=U.state.lights;if(!0===le&&(!0===ce||e!==K)){const t=e===K&&i.id===X;Ne.setState(i,e,t)}let T=!1;i.version===S.__version?S.needsLights&&S.lightsStateVersion!==M.state.version||S.outputColorSpace!==s||r.isBatchedMesh&&!1===S.batching?T=!0:r.isBatchedMesh||!0!==S.batching?r.isBatchedMesh&&!0===S.batchingColor&&null===r.colorTexture||r.isBatchedMesh&&!1===S.batchingColor&&null!==r.colorTexture||r.isInstancedMesh&&!1===S.instancing?T=!0:r.isInstancedMesh||!0!==S.instancing?r.isSkinnedMesh&&!1===S.skinning?T=!0:r.isSkinnedMesh||!0!==S.skinning?r.isInstancedMesh&&!0===S.instancingColor&&null===r.instanceColor||r.isInstancedMesh&&!1===S.instancingColor&&null!==r.instanceColor||r.isInstancedMesh&&!0===S.instancingMorph&&null===r.morphTexture||r.isInstancedMesh&&!1===S.instancingMorph&&null!==r.morphTexture||S.envMap!==c||!0===i.fog&&S.fog!==a?T=!0:void 0===S.numClippingPlanes||S.numClippingPlanes===Ne.numPlanes&&S.numIntersection===Ne.numIntersection?(S.vertexAlphas!==d||S.vertexTangents!==u||S.morphTargets!==p||S.morphNormals!==m||S.morphColors!==h||S.toneMapping!==_||S.morphTargetsCount!==v)&&(T=!0):T=!0:T=!0:T=!0:T=!0:(T=!0,S.__version=i.version);let x=S.currentProgram;!0===T&&(x=st(i,t,r),H&&i.isNodeMaterial&&H.onUpdateProgram(i,x,S));let A=!1,R=!1,b=!1;const C=x.getUniforms(),P=S.uniforms;Ee.useProgram(x.program)&&(A=!0,R=!0,b=!0);i.id!==X&&(X=i.id,R=!0);if(A||K!==e){Ee.buffers.depth.getReversed()&&!0!==e.reversedDepth&&(e._reversedDepth=!0,e.updateProjectionMatrix()),C.setValue(ke,"projectionMatrix",e.projectionMatrix),C.setValue(ke,"viewMatrix",e.matrixWorldInverse);const t=C.map.cameraPosition;void 0!==t&&t.setValue(ke,ue.setFromMatrixPosition(e.matrixWorld)),ve.logarithmicDepthBuffer&&C.setValue(ke,"logDepthBufFC",2/(Math.log(e.far+1)/Math.LN2)),(i.isMeshPhongMaterial||i.isMeshToonMaterial||i.isMeshLambertMaterial||i.isMeshBasicMaterial||i.isMeshStandardMaterial||i.isShaderMaterial)&&C.setValue(ke,"isOrthographic",!0===e.isOrthographicCamera),K!==e&&(K=e,R=!0,b=!0)}S.needsLights&&(M.state.directionalShadowMap.length>0&&C.setValue(ke,"directionalShadowMap",M.state.directionalShadowMap,xe),M.state.spotShadowMap.length>0&&C.setValue(ke,"spotShadowMap",M.state.spotShadowMap,xe),M.state.pointShadowMap.length>0&&C.setValue(ke,"pointShadowMap",M.state.pointShadowMap,xe));if(r.isSkinnedMesh){C.setOptional(ke,r,"bindMatrix"),C.setOptional(ke,r,"bindMatrixInverse");const e=r.skeleton;e&&(null===e.boneTexture&&e.computeBoneTexture(),C.setValue(ke,"boneTexture",e.boneTexture,xe))}r.isBatchedMesh&&(C.setOptional(ke,r,"batchingTexture"),C.setValue(ke,"batchingTexture",r._matricesTexture,xe),C.setOptional(ke,r,"batchingIdTexture"),C.setValue(ke,"batchingIdTexture",r._indirectTexture,xe),C.setOptional(ke,r,"batchingColorTexture"),null!==r._colorsTexture&&C.setValue(ke,"batchingColorTexture",r._colorsTexture,xe));const D=n.morphAttributes;void 0===D.position&&void 0===D.normal&&void 0===D.color||Oe.update(r,n,x);(R||S.receiveShadow!==r.receiveShadow)&&(S.receiveShadow=r.receiveShadow,C.setValue(ke,"receiveShadow",r.receiveShadow));(i.isMeshStandardMaterial||i.isMeshLambertMaterial||i.isMeshPhongMaterial)&&null===i.envMap&&null!==t.environment&&(P.envMapIntensity.value=t.environmentIntensity);void 0!==P.dfgLUT&&(P.dfgLUT.value=(null===Ca&&(Ca=new Ln(ba,16,16,Se,E),Ca.name="DFG_LUT",Ca.minFilter=F,Ca.magFilter=F,Ca.wrapS=mt,Ca.wrapT=mt,Ca.generateMipmaps=!1,Ca.needsUpdate=!0),Ca));R&&(C.setValue(ke,"toneMappingExposure",O.toneMappingExposure),S.needsLights&&(I=b,(w=P).ambientLightColor.needsUpdate=I,w.lightProbe.needsUpdate=I,w.directionalLights.needsUpdate=I,w.directionalLightShadows.needsUpdate=I,w.pointLights.needsUpdate=I,w.pointLightShadows.needsUpdate=I,w.spotLights.needsUpdate=I,w.spotLightShadows.needsUpdate=I,w.rectAreaLights.needsUpdate=I,w.hemisphereLights.needsUpdate=I),a&&!0===i.fog&&De.refreshFogUniforms(P,a),De.refreshMaterialUniforms(P,i,te,ee,U.state.transmissionRenderTarget[e.id]),Ar.upload(ke,lt(S),P,xe));var w,I;i.isShaderMaterial&&!0===i.uniformsNeedUpdate&&(Ar.upload(ke,lt(S),P,xe),i.uniformsNeedUpdate=!1);i.isSpriteMaterial&&C.setValue(ke,"center",r.center);if(C.setValue(ke,"modelViewMatrix",r.modelViewMatrix),C.setValue(ke,"normalMatrix",r.normalMatrix),C.setValue(ke,"modelMatrix",r.matrixWorld),void 0!==i.uniformsGroups){const e=i.uniformsGroups;for(let t=0,n=e.length;t{function n(){i.forEach(function(e){Te.get(e).currentProgram.isReady()&&i.delete(e)}),0!==i.size?setTimeout(n,10):t(e)}null!==ge.get("KHR_parallel_shader_compile")?n():setTimeout(n,10)})};let Qe=null;function Je(){tt.stop()}function et(){tt.start()}const tt=new Fn;function nt(e,t,n,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)n=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)U.pushLight(e),e.castShadow&&U.pushShadow(e);else if(e.isSprite){if(!e.frustumCulled||se.intersectsSprite(e)){i&&fe.setFromMatrixPosition(e.matrixWorld).applyMatrix4(de);const t=Ce.update(e),r=e.material;r.visible&&P.push(e,t,r,n,fe.z,null)}}else if((e.isMesh||e.isLine||e.isPoints)&&(!e.frustumCulled||se.intersectsObject(e))){const t=Ce.update(e),r=e.material;if(i&&(void 0!==e.boundingSphere?(null===e.boundingSphere&&e.computeBoundingSphere(),fe.copy(e.boundingSphere.center)):(null===t.boundingSphere&&t.computeBoundingSphere(),fe.copy(t.boundingSphere.center)),fe.applyMatrix4(e.matrixWorld).applyMatrix4(de)),Array.isArray(r)){const i=t.groups;for(let a=0,o=i.length;a0&&at(r,t,n),a.length>0&&at(a,t,n),o.length>0&&at(o,t,n),Ee.buffers.depth.setTest(!0),Ee.buffers.depth.setMask(!0),Ee.buffers.color.setMask(!0),Ee.setPolygonOffset(!1)}function rt(e,t,n,i){if(null!==(!0===n.isScene?n.overrideMaterial:null))return;if(void 0===U.state.transmissionRenderTarget[i.id]){const e=ge.has("EXT_color_buffer_half_float")||ge.has("EXT_color_buffer_float");U.state.transmissionRenderTarget[i.id]=new I(1,1,{generateMipmaps:!0,type:e?E:S,minFilter:B,samples:Math.max(4,ve.samples),stencilBuffer:o,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:f.workingColorSpace})}const r=U.state.transmissionRenderTarget[i.id],a=i.viewport||q;r.setSize(a.z*O.transmissionResolutionScale,a.w*O.transmissionResolutionScale);const s=O.getRenderTarget(),l=O.getActiveCubeFace(),d=O.getActiveMipmapLevel();O.setRenderTarget(r),O.getClearColor($),Q=O.getClearAlpha(),Q<1&&O.setClearColor(16777215,.5),O.clear(),me&&Fe.render(n);const u=O.toneMapping;O.toneMapping=L;const p=i.viewport;if(void 0!==i.viewport&&(i.viewport=void 0),U.setupLightsView(i),!0===le&&Ne.setGlobalState(O.clippingPlanes,i),at(e,n,i),xe.updateMultisampleRenderTarget(r),xe.updateRenderTargetMipmap(r),!1===ge.has("WEBGL_multisampled_render_to_texture")){let e=!1;for(let r=0,a=t.length;r0)for(let t=0,a=r.length;t0&&rt(n,i,e,t),me&&Fe.render(e),it(P,e,t)}null!==z&&0===k&&(xe.updateMultisampleRenderTarget(z),xe.updateRenderTargetMipmap(z)),i&&y.end(O),!0===e.isScene&&e.onAfterRender(O,e,t),Ve.resetDefaultState(),X=-1,K=null,N.pop(),N.length>0?(U=N[N.length-1],!0===le&&Ne.setGlobalState(O.clippingPlanes,U.state.camera)):U=null,w.pop(),P=w.length>0?w[w.length-1]:null,null!==H&&H.renderEnd()},this.getActiveCubeFace=function(){return V},this.getActiveMipmapLevel=function(){return k},this.getRenderTarget=function(){return z},this.setRenderTargetTextures=function(e,t,n){const i=Te.get(e);i.__autoAllocateDepthBuffer=!1===e.resolveDepthBuffer,!1===i.__autoAllocateDepthBuffer&&(i.__useRenderToTexture=!1),Te.get(e.texture).__webglTexture=t,Te.get(e.depthTexture).__webglTexture=i.__autoAllocateDepthBuffer?void 0:n,i.__hasExternalTextures=!0},this.setRenderTargetFramebuffer=function(e,t){const n=Te.get(e);n.__webglFramebuffer=t,n.__useDefaultFramebuffer=void 0===t};const dt=ke.createFramebuffer();this.setRenderTarget=function(e,t=0,n=0){z=e,V=t,k=n;let i=null,r=!1,a=!1;if(e){const o=Te.get(e);if(void 0!==o.__useDefaultFramebuffer)return Ee.bindFramebuffer(ke.FRAMEBUFFER,o.__webglFramebuffer),q.copy(e.viewport),j.copy(e.scissor),Z=e.scissorTest,Ee.viewport(q),Ee.scissor(j),Ee.setScissorTest(Z),void(X=-1);if(void 0===o.__webglFramebuffer)xe.setupRenderTarget(e);else if(o.__hasExternalTextures)xe.rebindTextures(e,Te.get(e.texture).__webglTexture,Te.get(e.depthTexture).__webglTexture);else if(e.depthBuffer){const t=e.depthTexture;if(o.__boundDepthTexture!==t){if(null!==t&&Te.has(t)&&(e.width!==t.image.width||e.height!==t.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");xe.setupDepthRenderbuffer(e)}}const s=e.texture;(s.isData3DTexture||s.isDataArrayTexture||s.isCompressedArrayTexture)&&(a=!0);const l=Te.get(e).__webglFramebuffer;e.isWebGLCubeRenderTarget?(i=Array.isArray(l[t])?l[t][n]:l[t],r=!0):i=e.samples>0&&!1===xe.useMultisampledRTT(e)?Te.get(e).__webglMultisampledFramebuffer:Array.isArray(l)?l[n]:l,q.copy(e.viewport),j.copy(e.scissor),Z=e.scissorTest}else q.copy(re).multiplyScalar(te).floor(),j.copy(ae).multiplyScalar(te).floor(),Z=oe;0!==n&&(i=dt);if(Ee.bindFramebuffer(ke.FRAMEBUFFER,i)&&Ee.drawBuffers(e,i),Ee.viewport(q),Ee.scissor(j),Ee.setScissorTest(Z),r){const i=Te.get(e.texture);ke.framebufferTexture2D(ke.FRAMEBUFFER,ke.COLOR_ATTACHMENT0,ke.TEXTURE_CUBE_MAP_POSITIVE_X+t,i.__webglTexture,n)}else if(a){const i=t;for(let t=0;t1&&ke.readBuffer(ke.COLOR_ATTACHMENT0+s),!ve.textureFormatReadable(l))return void D("WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!ve.textureTypeReadable(c))return void D("WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r&&ke.readPixels(t,n,i,r,He.convert(l),He.convert(c),a)}finally{const e=null!==z?Te.get(z).__webglFramebuffer:null;Ee.bindFramebuffer(ke.FRAMEBUFFER,e)}}},this.readRenderTargetPixelsAsync=async function(e,t,n,i,r,a,o,s=0){if(!e||!e.isWebGLRenderTarget)throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let l=Te.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==o&&(l=l[o]),l){if(t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r){Ee.bindFramebuffer(ke.FRAMEBUFFER,l);const o=e.textures[s],c=o.format,d=o.type;if(e.textures.length>1&&ke.readBuffer(ke.COLOR_ATTACHMENT0+s),!ve.textureFormatReadable(c))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!ve.textureTypeReadable(d))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");const u=ke.createBuffer();ke.bindBuffer(ke.PIXEL_PACK_BUFFER,u),ke.bufferData(ke.PIXEL_PACK_BUFFER,a.byteLength,ke.STREAM_READ),ke.readPixels(t,n,i,r,He.convert(c),He.convert(d),0);const f=null!==z?Te.get(z).__webglFramebuffer:null;Ee.bindFramebuffer(ke.FRAMEBUFFER,f);const p=ke.fenceSync(ke.SYNC_GPU_COMMANDS_COMPLETE,0);return ke.flush(),await yn(ke,p,4),ke.bindBuffer(ke.PIXEL_PACK_BUFFER,u),ke.getBufferSubData(ke.PIXEL_PACK_BUFFER,0,a),ke.deleteBuffer(u),ke.deleteSync(p),a}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")}},this.copyFramebufferToTexture=function(e,t=null,n=0){const i=Math.pow(2,-n),r=Math.floor(e.image.width*i),a=Math.floor(e.image.height*i),o=null!==t?t.x:0,s=null!==t?t.y:0;xe.setTexture2D(e,0),ke.copyTexSubImage2D(ke.TEXTURE_2D,n,0,0,o,s,r,a),Ee.unbindTexture()};const ut=ke.createFramebuffer(),ft=ke.createFramebuffer();this.copyTextureToTexture=function(e,t,n=null,i=null,r=0,a=0){let o,s,l,c,d,u,f,p,m;const h=e.isCompressedTexture?e.mipmaps[a]:e.image;if(null!==n)o=n.max.x-n.min.x,s=n.max.y-n.min.y,l=n.isBox3?n.max.z-n.min.z:1,c=n.min.x,d=n.min.y,u=n.isBox3?n.min.z:0;else{const t=Math.pow(2,-r);o=Math.floor(h.width*t),s=Math.floor(h.height*t),l=e.isDataArrayTexture?h.depth:e.isData3DTexture?Math.floor(h.depth*t):1,c=0,d=0,u=0}null!==i?(f=i.x,p=i.y,m=i.z):(f=0,p=0,m=0);const _=He.convert(t.format),g=He.convert(t.type);let v;t.isData3DTexture?(xe.setTexture3D(t,0),v=ke.TEXTURE_3D):t.isDataArrayTexture||t.isCompressedArrayTexture?(xe.setTexture2DArray(t,0),v=ke.TEXTURE_2D_ARRAY):(xe.setTexture2D(t,0),v=ke.TEXTURE_2D),Ee.activeTexture(ke.TEXTURE0),ke.pixelStorei(ke.UNPACK_FLIP_Y_WEBGL,t.flipY),ke.pixelStorei(ke.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),ke.pixelStorei(ke.UNPACK_ALIGNMENT,t.unpackAlignment);const E=ke.getParameter(ke.UNPACK_ROW_LENGTH),S=ke.getParameter(ke.UNPACK_IMAGE_HEIGHT),M=ke.getParameter(ke.UNPACK_SKIP_PIXELS),T=ke.getParameter(ke.UNPACK_SKIP_ROWS),x=ke.getParameter(ke.UNPACK_SKIP_IMAGES);ke.pixelStorei(ke.UNPACK_ROW_LENGTH,h.width),ke.pixelStorei(ke.UNPACK_IMAGE_HEIGHT,h.height),ke.pixelStorei(ke.UNPACK_SKIP_PIXELS,c),ke.pixelStorei(ke.UNPACK_SKIP_ROWS,d),ke.pixelStorei(ke.UNPACK_SKIP_IMAGES,u);const A=e.isDataArrayTexture||e.isData3DTexture,R=t.isDataArrayTexture||t.isData3DTexture;if(e.isDepthTexture){const n=Te.get(e),i=Te.get(t),h=Te.get(n.__renderTarget),_=Te.get(i.__renderTarget);Ee.bindFramebuffer(ke.READ_FRAMEBUFFER,h.__webglFramebuffer),Ee.bindFramebuffer(ke.DRAW_FRAMEBUFFER,_.__webglFramebuffer);for(let n=0;n 2 ? size : 0, size, size ); + this._setViewport( cubeUVRenderTarget, col * size, i > 2 ? size : 0, size, size ); renderer.render( scene, cubeCamera ); @@ -26041,9 +26044,7 @@ class PMREMGenerator { mesh.material = material; const size = this._cubeSize; - - _setViewport( cubeUVRenderTarget, 0, 0, 3 * size, 2 * size ); - + this._setViewport( cubeUVRenderTarget, 0, 0, 3 * size, 2 * size ); renderer.setRenderTarget( cubeUVRenderTarget ); renderer.render( mesh, _flatCamera ); @@ -26111,7 +26112,7 @@ class PMREMGenerator { ggxUniforms.roughness.value = adjustedRoughness; ggxUniforms.mipInt.value = _lodMax - lodIn; // Sample from input LOD - _setViewport( pingPongRenderTarget, x, y, 3 * outputSize, 2 * outputSize ); + this._setViewport( pingPongRenderTarget, x, y, 3 * outputSize, 2 * outputSize ); renderer.setRenderTarget( pingPongRenderTarget ); renderer.render( ggxMesh, _flatCamera ); @@ -26121,7 +26122,7 @@ class PMREMGenerator { ggxUniforms.roughness.value = 0.0; // Direct copy ggxUniforms.mipInt.value = _lodMax - lodOut; // Read from the level we just wrote - _setViewport( cubeUVRenderTarget, x, y, 3 * outputSize, 2 * outputSize ); + this._setViewport( cubeUVRenderTarget, x, y, 3 * outputSize, 2 * outputSize ); renderer.setRenderTarget( cubeUVRenderTarget ); renderer.render( ggxMesh, _flatCamera ); @@ -26247,12 +26248,29 @@ class PMREMGenerator { const x = 3 * outputSize * ( lodOut > _lodMax - LOD_MIN ? lodOut - _lodMax + LOD_MIN : 0 ); const y = 4 * ( this._cubeSize - outputSize ); - _setViewport( targetOut, x, y, 3 * outputSize, 2 * outputSize ); + this._setViewport( targetOut, x, y, 3 * outputSize, 2 * outputSize ); renderer.setRenderTarget( targetOut ); renderer.render( blurMesh, _flatCamera ); } + _setViewport( target, x, y, width, height ) { + + if ( this._renderer.isWebGLRenderer ) { + + target.viewport.set( x, target.height - height - y, width, height ); + target.scissor.set( x, target.height - height - y, width, height ); + + } else { + + target.viewport.set( x, y, width, height ); + target.scissor.set( x, y, width, height ); + + } + + } + + } function _createPlanes( lodMax ) { @@ -26358,13 +26376,6 @@ function _createRenderTarget( width, height ) { } -function _setViewport( target, x, y, width, height ) { - - target.viewport.set( x, y, width, height ); - target.scissor.set( x, y, width, height ); - -} - function _getMaterial( type ) { const material = new NodeMaterial(); @@ -29011,7 +29022,7 @@ class Animation { */ stop() { - this._context.cancelAnimationFrame( this._requestId ); + if ( this._context !== null ) this._context.cancelAnimationFrame( this._requestId ); this._requestId = null; @@ -38229,19 +38240,14 @@ class StorageTextureNode extends TextureNode { */ generate( builder, output ) { - let snippet; - if ( this.storeNode !== null ) { - snippet = this.generateStore( builder ); - - } else { - - snippet = super.generate( builder, output ); + this.generateStore( builder ); + return ''; } - return snippet; + return super.generate( builder, output ); } @@ -38316,7 +38322,7 @@ class StorageTextureNode extends TextureNode { const storeSnippet = storeNode.build( builder, 'vec4' ); const depthSnippet = depthNode ? depthNode.build( builder, 'int' ) : null; - const snippet = builder.generateTextureStore( builder, textureProperty, uvSnippet, depthSnippet, storeSnippet ); + const snippet = builder.generateTextureStore( this.value, textureProperty, uvSnippet, depthSnippet, storeSnippet ); builder.addLineFlowCode( snippet, this ); @@ -42754,14 +42760,12 @@ class LightsNode extends Node { if ( previousLightNodes !== null ) { - lightNode = getLightNodeById( light.id, previousLightNodes ); // reuse existing light node + lightNode = getLightNodeById( light.id, previousLightNodes ); } if ( lightNode === null ) { - // find the corresponding node type for a given light - const lightNodeClass = nodeLibrary.getLightNodeClass( light.constructor ); if ( lightNodeClass === null ) { @@ -42771,23 +42775,18 @@ class LightsNode extends Node { } - let lightNode = null; + if ( _lightsNodeRef.has( light ) === false ) { - if ( ! _lightsNodeRef.has( light ) ) { - - lightNode = new lightNodeClass( light ); - _lightsNodeRef.set( light, lightNode ); - - } else { - - lightNode = _lightsNodeRef.get( light ); + _lightsNodeRef.set( light, new lightNodeClass( light ) ); } - lightNodes.push( lightNode ); + lightNode = _lightsNodeRef.get( light ); } + lightNodes.push( lightNode ); + } } @@ -42866,8 +42865,6 @@ class LightsNode extends Node { builder.lightsNode = this; - // - let outgoingLightNode = this.outgoingLightNode; const context = builder.context; @@ -42883,16 +42880,10 @@ class LightsNode extends Node { const stack = builder.addStack(); - // - properties.nodes = stack.nodes; - // - lightingModel.start( builder ); - // - const { backdrop, backdropAlpha } = context; const { directDiffuse, directSpecular, indirectDiffuse, indirectSpecular } = context.reflectedLight; @@ -42917,12 +42908,8 @@ class LightsNode extends Node { outgoingLightNode.assign( totalDiffuseNode.add( totalSpecularNode ) ); - // - lightingModel.finish( builder ); - // - outgoingLightNode = outgoingLightNode.bypass( builder.removeStack() ); } else { @@ -42931,8 +42918,6 @@ class LightsNode extends Node { } - // - builder.lightsNode = currentLightsNode; return outgoingLightNode; @@ -47490,6 +47475,7 @@ var TSL = /*#__PURE__*/Object.freeze({ refractView: refractView, reinhardToneMapping: reinhardToneMapping, remap: remap, + remapClamp: remapClamp, renderGroup: renderGroup, renderOutput: renderOutput, rendererReference: rendererReference, @@ -54138,11 +54124,16 @@ class NodeManager extends DataMap { if ( object.isRenderObject ) { const nodeBuilderState = this.get( object ).nodeBuilderState; - nodeBuilderState.usedTimes --; - if ( nodeBuilderState.usedTimes === 0 ) { + if ( nodeBuilderState !== undefined ) { + + nodeBuilderState.usedTimes --; + + if ( nodeBuilderState.usedTimes === 0 ) { - this.nodeBuilderCache.delete( this.getForRenderCacheKey( object ) ); + this.nodeBuilderCache.delete( this.getForRenderCacheKey( object ) ); + + } } @@ -55400,6 +55391,8 @@ class XRRenderTarget extends RenderTarget { const _cameraLPos = /*@__PURE__*/ new Vector3(); const _cameraRPos = /*@__PURE__*/ new Vector3(); +const _contextNodeLib = /*@__PURE__*/ new WeakMap(); + /** * The XR manager is built on top of the WebXR Device API to * manage XR sessions with `WebGPURenderer`. @@ -55561,8 +55554,6 @@ class XRManager extends EventDispatcher { */ this._supportsGlBinding = typeof XRWebGLBinding !== 'undefined'; - this._frameBufferTargets = null; - /** * Helper function to create native WebXR Layer. * @@ -56209,19 +56200,23 @@ class XRManager extends EventDispatcher { const renderer = this._renderer; const wasPresenting = this.isPresenting; - const rendererOutputTarget = renderer.getOutputRenderTarget(); - const rendererFramebufferTarget = renderer._frameBufferTarget; + this.isPresenting = false; const rendererSize = new Vector2(); renderer.getSize( rendererSize ); - const rendererQuad = renderer._quad; + + const currentRenderTarget = renderer.getRenderTarget(); for ( const layer of this._layers ) { layer.renderTarget.isXRRenderTarget = this._session !== null; layer.renderTarget._hasExternalTextures = layer.renderTarget.isXRRenderTarget; + const currentContextNode = renderer.contextNode; + + let contextNode; + if ( layer.renderTarget.isXRRenderTarget && this._sessionUsesLayers ) { layer.xrlayer.transform = new XRRigidTransform( layer.plane.getWorldPosition( translationObject ), layer.plane.getWorldQuaternion( quaternionObject ) ); @@ -56233,42 +56228,46 @@ class XRManager extends EventDispatcher { undefined ); renderer._setXRLayerSize( layer.renderTarget.width, layer.renderTarget.height ); - renderer.setOutputRenderTarget( layer.renderTarget ); - renderer.setRenderTarget( null ); - renderer._frameBufferTarget = null; - this._frameBufferTargets || ( this._frameBufferTargets = new WeakMap() ); - const { frameBufferTarget, quad } = this._frameBufferTargets.get( layer.renderTarget ) || { frameBufferTarget: null, quad: null }; - if ( ! frameBufferTarget ) { + contextNode = _contextNodeLib.get( currentContextNode ); - renderer._quad = new QuadMesh( new NodeMaterial() ); - this._frameBufferTargets.set( layer.renderTarget, { frameBufferTarget: renderer._getFrameBufferTarget(), quad: renderer._quad } ); + if ( contextNode === undefined ) { - } else { + // Apply ToneMapping and OutputColorSpace directly in the material shader - renderer._frameBufferTarget = frameBufferTarget; - renderer._quad = quad; + contextNode = currentContextNode.context( { - } + getOutput: ( outputNode ) => { + + return renderOutput( outputNode, renderer.toneMapping, renderer.outputColorSpace ); + + } + + } ); - layer.rendercall(); + _contextNodeLib.set( currentContextNode, contextNode ); - renderer._frameBufferTarget = null; + } } else { - renderer.setRenderTarget( layer.renderTarget ); - layer.rendercall(); + contextNode = currentContextNode; } + renderer.contextNode = contextNode; + + renderer.setRenderTarget( layer.renderTarget ); + + layer.rendercall(); + + renderer.contextNode = currentContextNode; + } - renderer.setRenderTarget( null ); - renderer.setOutputRenderTarget( rendererOutputTarget ); - renderer._frameBufferTarget = rendererFramebufferTarget; + renderer.setRenderTarget( currentRenderTarget ); renderer._setXRLayerSize( rendererSize.x, rendererSize.y ); - renderer._quad = rendererQuad; + this.isPresenting = wasPresenting; } @@ -58690,9 +58689,10 @@ class Renderer { const { width, height } = this.getDrawingBufferSize( _drawingBufferSize ); const { depth, stencil } = this; - const canvasTarget = this._canvasTarget; + // TODO: Unify CanvasTarget and OutputRenderTarget + const target = this._outputRenderTarget || this._canvasTarget; - let frameBufferTarget = this._frameBufferTargets.get( canvasTarget ); + let frameBufferTarget = this._frameBufferTargets.get( target ); if ( frameBufferTarget === undefined ) { @@ -58712,17 +58712,17 @@ class Renderer { const dispose = () => { - canvasTarget.removeEventListener( 'dispose', dispose ); + target.removeEventListener( 'dispose', dispose ); frameBufferTarget.dispose(); - this._frameBufferTargets.delete( canvasTarget ); + this._frameBufferTargets.delete( target ); }; - canvasTarget.addEventListener( 'dispose', dispose ); + target.addEventListener( 'dispose', dispose ); - this._frameBufferTargets.set( canvasTarget, frameBufferTarget ); + this._frameBufferTargets.set( target, frameBufferTarget ); } @@ -58730,6 +58730,7 @@ class Renderer { frameBufferTarget.depthBuffer = depth; frameBufferTarget.stencilBuffer = stencil; + if ( outputRenderTarget !== null ) { frameBufferTarget.setSize( outputRenderTarget.width, outputRenderTarget.height, outputRenderTarget.depth ); @@ -58740,11 +58741,18 @@ class Renderer { } - frameBufferTarget.viewport.copy( canvasTarget._viewport ); - frameBufferTarget.scissor.copy( canvasTarget._scissor ); - frameBufferTarget.viewport.multiplyScalar( canvasTarget._pixelRatio ); - frameBufferTarget.scissor.multiplyScalar( canvasTarget._pixelRatio ); - frameBufferTarget.scissorTest = canvasTarget._scissorTest; + // RenderTarget || CanvasTarget + + const viewport = this._outputRenderTarget ? this._outputRenderTarget.viewport : target._viewport; + const scissor = this._outputRenderTarget ? this._outputRenderTarget.scissor : target._scissor; + const pixelRatio = this._outputRenderTarget ? 1 : target._pixelRatio; + const scissorTest = this._outputRenderTarget ? this._outputRenderTarget.scissorTest : target._scissorTest; + + frameBufferTarget.viewport.copy( viewport ); + frameBufferTarget.scissor.copy( scissor ); + frameBufferTarget.viewport.multiplyScalar( pixelRatio ); + frameBufferTarget.scissor.multiplyScalar( pixelRatio ); + frameBufferTarget.scissorTest = scissorTest; frameBufferTarget.multiview = outputRenderTarget !== null ? outputRenderTarget.multiview : false; frameBufferTarget.resolveDepthBuffer = outputRenderTarget !== null ? outputRenderTarget.resolveDepthBuffer : true; frameBufferTarget._autoAllocateDepthBuffer = outputRenderTarget !== null ? outputRenderTarget._autoAllocateDepthBuffer : false; @@ -74830,7 +74838,7 @@ class WGSLNodeBuilder extends NodeBuilder { isUnfilterable( texture ) { return this.getComponentTypeFromTexture( texture ) !== 'float' || - ( ! this.isAvailable( 'float32Filterable' ) && texture.isDataTexture === true && texture.type === FloatType ) || + ( ! this.isAvailable( 'float32Filterable' ) && texture.type === FloatType ) || ( this.isSampleCompare( texture ) === false && texture.minFilter === NearestFilter && texture.magFilter === NearestFilter ) || this.renderer.backend.utils.getTextureSampleData( texture ).primarySamples > 1; @@ -77800,7 +77808,7 @@ class WebGPUBindingUtils { } - } else if ( binding.texture.isDataTexture || binding.texture.isDataArrayTexture || binding.texture.isData3DTexture ) { + } else if ( binding.texture.isDataTexture || binding.texture.isDataArrayTexture || binding.texture.isData3DTexture || binding.texture.isStorageTexture ) { const type = binding.texture.type; @@ -82963,6 +82971,43 @@ class NodeObjectLoader extends ObjectLoader { } +/** + * This version of a node library represents a basic version + * just focusing on lights and tone mapping techniques. + * + * @private + * @augments NodeLibrary + */ +class BasicNodeLibrary extends NodeLibrary { + + /** + * Constructs a new basic node library. + */ + constructor() { + + super(); + + this.addLight( PointLightNode, PointLight ); + this.addLight( DirectionalLightNode, DirectionalLight ); + this.addLight( RectAreaLightNode, RectAreaLight ); + this.addLight( SpotLightNode, SpotLight ); + this.addLight( AmbientLightNode, AmbientLight ); + this.addLight( HemisphereLightNode, HemisphereLight ); + this.addLight( LightProbeNode, LightProbe ); + this.addLight( IESSpotLightNode, IESSpotLight ); + this.addLight( ProjectorLightNode, ProjectorLight ); + + this.addToneMapping( linearToneMapping, LinearToneMapping ); + this.addToneMapping( reinhardToneMapping, ReinhardToneMapping ); + this.addToneMapping( cineonToneMapping, CineonToneMapping ); + this.addToneMapping( acesFilmicToneMapping, ACESFilmicToneMapping ); + this.addToneMapping( agxToneMapping, AgXToneMapping ); + this.addToneMapping( neutralToneMapping, NeutralToneMapping ); + + } + +} + /** * In earlier three.js versions, clipping was defined globally * on the renderer or on material level. This special version of @@ -83028,4 +83073,4 @@ class ClippingGroup extends Group { } -export { ACESFilmicToneMapping, AONode, AddEquation, AddOperation, AdditiveBlending, AgXToneMapping, AlphaFormat, AlwaysCompare, AlwaysDepth, AlwaysStencilFunc, AmbientLight, AmbientLightNode, AnalyticLightNode, ArrayCamera, ArrayElementNode, ArrayNode, AssignNode, AtomicFunctionNode, AttributeNode, BackSide, BarrierNode, BasicEnvironmentNode, BasicLightMapNode, BasicShadowMap, BatchNode, BitcastNode, BitcountNode, BlendMode, BoxGeometry, BufferAttribute, BufferAttributeNode, BufferGeometry, BufferNode, BuiltinNode, BumpMapNode, BundleGroup, BypassNode, ByteType, CanvasTarget, CineonToneMapping, ClampToEdgeWrapping, ClippingGroup, ClippingNode, CodeNode, Color, ColorManagement, ColorSpaceNode, Compatibility, ComputeBuiltinNode, ComputeNode, ConditionalNode, ConstNode, ContextNode, ConvertNode, CubeCamera, CubeDepthTexture, CubeMapNode, CubeReflectionMapping, CubeRefractionMapping, CubeRenderTarget, CubeTexture, CubeTextureNode, CubeUVReflectionMapping, CullFaceBack, CullFaceFront, CullFaceNone, CustomBlending, CylinderGeometry, DataArrayTexture, DataTexture, DebugNode, DecrementStencilOp, DecrementWrapStencilOp, DepthFormat, DepthStencilFormat, DepthTexture, DirectionalLight, DirectionalLightNode, DoubleSide, DstAlphaFactor, DstColorFactor, DynamicDrawUsage, EnvironmentNode, EqualCompare, EqualDepth, EqualStencilFunc, EquirectangularReflectionMapping, EquirectangularRefractionMapping, Euler, EventDispatcher, EventNode, ExpressionNode, FileLoader, FlipNode, Float16BufferAttribute, Float32BufferAttribute, FloatType, FramebufferTexture, FrontFacingNode, FrontSide, Frustum, FrustumArray, FunctionCallNode, FunctionNode, FunctionOverloadingNode, GLSLNodeParser, GreaterCompare, GreaterDepth, GreaterEqualCompare, GreaterEqualDepth, GreaterEqualStencilFunc, GreaterStencilFunc, Group, HalfFloatType, HemisphereLight, HemisphereLightNode, IESSpotLight, IESSpotLightNode, IncrementStencilOp, IncrementWrapStencilOp, IndexNode, IndirectStorageBufferAttribute, InputNode, InspectorBase, InspectorNode, InstanceNode, InstancedBufferAttribute, InstancedInterleavedBuffer, InstancedMeshNode, IntType, InterleavedBuffer, InterleavedBufferAttribute, InvertStencilOp, IrradianceNode, IsolateNode, JoinNode, KeepStencilOp, LessCompare, LessDepth, LessEqualCompare, LessEqualDepth, LessEqualStencilFunc, LessStencilFunc, LightProbe, LightProbeNode, Lighting, LightingContextNode, LightingModel, LightingNode, LightsNode, Line2NodeMaterial, LineBasicMaterial, LineBasicNodeMaterial, LineDashedMaterial, LineDashedNodeMaterial, LinearFilter, LinearMipMapLinearFilter, LinearMipmapLinearFilter, LinearMipmapNearestFilter, LinearSRGBColorSpace, LinearToneMapping, LinearTransfer, Loader, LoopNode, MRTNode, Material, MaterialBlending, MaterialLoader, MaterialNode, MaterialReferenceNode, MathNode, MathUtils, Matrix2, Matrix3, Matrix4, MaxEquation, MaxMipLevelNode, MemberNode, Mesh, MeshBasicMaterial, MeshBasicNodeMaterial, MeshLambertMaterial, MeshLambertNodeMaterial, MeshMatcapMaterial, MeshMatcapNodeMaterial, MeshNormalMaterial, MeshNormalNodeMaterial, MeshPhongMaterial, MeshPhongNodeMaterial, MeshPhysicalMaterial, MeshPhysicalNodeMaterial, MeshSSSNodeMaterial, MeshStandardMaterial, MeshStandardNodeMaterial, MeshToonMaterial, MeshToonNodeMaterial, MinEquation, MirroredRepeatWrapping, MixOperation, ModelNode, MorphNode, MultiplyBlending, MultiplyOperation, NearestFilter, NearestMipmapLinearFilter, NearestMipmapNearestFilter, NeutralToneMapping, NeverCompare, NeverDepth, NeverStencilFunc, NoBlending, NoColorSpace, NoNormalPacking, NoToneMapping, Node, NodeAccess, NodeAttribute, NodeBuilder, NodeCache, NodeCode, NodeError, NodeFrame, NodeFunctionInput, NodeLoader, NodeMaterial, NodeMaterialLoader, NodeMaterialObserver, NodeObjectLoader, NodeShaderStage, NodeType, NodeUniform, NodeUpdateType, NodeUtils, NodeVar, NodeVarying, NormalBlending, NormalGAPacking, NormalMapNode, NormalRGPacking, NotEqualCompare, NotEqualDepth, NotEqualStencilFunc, Object3D, Object3DNode, ObjectLoader, ObjectSpaceNormalMap, OneFactor, OneMinusDstAlphaFactor, OneMinusDstColorFactor, OneMinusSrcAlphaFactor, OneMinusSrcColorFactor, OperatorNode, OrthographicCamera, OutputStructNode, PCFShadowMap, PCFSoftShadowMap, PMREMGenerator, PMREMNode, PackFloatNode, ParameterNode, PassNode, PerspectiveCamera, PhongLightingModel, PhysicalLightingModel, Plane, PlaneGeometry, PointLight, PointLightNode, PointShadowNode, PointUVNode, PointsMaterial, PointsNodeMaterial, PostProcessing, ProjectorLight, ProjectorLightNode, PropertyNode, QuadMesh, Quaternion, R11_EAC_Format, RED_GREEN_RGTC2_Format, RED_RGTC1_Format, REVISION, RG11_EAC_Format, RGBAFormat, RGBAIntegerFormat, RGBA_ASTC_10x10_Format, RGBA_ASTC_10x5_Format, RGBA_ASTC_10x6_Format, RGBA_ASTC_10x8_Format, RGBA_ASTC_12x10_Format, RGBA_ASTC_12x12_Format, RGBA_ASTC_4x4_Format, RGBA_ASTC_5x4_Format, RGBA_ASTC_5x5_Format, RGBA_ASTC_6x5_Format, RGBA_ASTC_6x6_Format, RGBA_ASTC_8x5_Format, RGBA_ASTC_8x6_Format, RGBA_ASTC_8x8_Format, RGBA_BPTC_Format, RGBA_ETC2_EAC_Format, RGBA_PVRTC_2BPPV1_Format, RGBA_PVRTC_4BPPV1_Format, RGBA_S3TC_DXT1_Format, RGBA_S3TC_DXT3_Format, RGBA_S3TC_DXT5_Format, RGBFormat, RGBIntegerFormat, RGB_ETC1_Format, RGB_ETC2_Format, RGB_PVRTC_2BPPV1_Format, RGB_PVRTC_4BPPV1_Format, RGB_S3TC_DXT1_Format, RGFormat, RGIntegerFormat, RTTNode, RangeNode, RectAreaLight, RectAreaLightNode, RedFormat, RedIntegerFormat, ReferenceBaseNode, ReferenceNode, ReflectorNode, ReinhardToneMapping, RenderOutputNode, RenderPipeline, RenderTarget, RendererReferenceNode, RendererUtils, RepeatWrapping, ReplaceStencilOp, ReverseSubtractEquation, RotateNode, SIGNED_R11_EAC_Format, SIGNED_RED_GREEN_RGTC2_Format, SIGNED_RED_RGTC1_Format, SIGNED_RG11_EAC_Format, SRGBColorSpace, SRGBTransfer, SampleNode, Scene, ScreenNode, SetNode, ShadowBaseNode, ShadowMaterial, ShadowNode, ShadowNodeMaterial, ShortType, SkinningNode, Sphere, SphereGeometry, SplitNode, SpotLight, SpotLightNode, SpriteMaterial, SpriteNodeMaterial, SrcAlphaFactor, SrcAlphaSaturateFactor, SrcColorFactor, StackNode, StackTrace, StaticDrawUsage, Storage3DTexture, StorageArrayElementNode, StorageArrayTexture, StorageBufferAttribute, StorageBufferNode, StorageInstancedBufferAttribute, StorageTexture, StorageTextureNode, StructNode, StructTypeNode, SubBuildNode, SubgroupFunctionNode, SubtractEquation, SubtractiveBlending, TSL, TangentSpaceNormalMap, TempNode, Texture, Texture3DNode, TextureNode, TextureSizeNode, TimestampQuery, ToneMappingNode, ToonOutlinePassNode, UVMapping, Uint16BufferAttribute, Uint32BufferAttribute, UniformArrayNode, UniformGroupNode, UniformNode, UnpackFloatNode, UnsignedByteType, UnsignedInt101111Type, UnsignedInt248Type, UnsignedInt5999Type, UnsignedIntType, UnsignedShort4444Type, UnsignedShort5551Type, UnsignedShortType, UserDataNode, VSMShadowMap, VarNode, VaryingNode, Vector2, Vector3, Vector4, VelocityNode, VertexColorNode, ViewportDepthNode, ViewportDepthTextureNode, ViewportSharedTextureNode, ViewportTextureNode, VolumeNodeMaterial, WebGLBackend, WebGLCoordinateSystem, WebGPUBackend, WebGPUCoordinateSystem, WebGPURenderer, WebXRController, WorkgroupInfoNode, ZeroFactor, ZeroStencilOp, createCanvasElement, defaultBuildStages, defaultShaderStages, error, log$1 as log, shaderStages, vectorComponents, warn, warnOnce }; +export { ACESFilmicToneMapping, AONode, AddEquation, AddOperation, AdditiveBlending, AgXToneMapping, AlphaFormat, AlwaysCompare, AlwaysDepth, AlwaysStencilFunc, AmbientLight, AmbientLightNode, AnalyticLightNode, ArrayCamera, ArrayElementNode, ArrayNode, AssignNode, AtomicFunctionNode, AttributeNode, BackSide, BarrierNode, BasicEnvironmentNode, BasicLightMapNode, BasicNodeLibrary, BasicShadowMap, BatchNode, BitcastNode, BitcountNode, BlendMode, BoxGeometry, BufferAttribute, BufferAttributeNode, BufferGeometry, BufferNode, BuiltinNode, BumpMapNode, BundleGroup, BypassNode, ByteType, CanvasTarget, CineonToneMapping, ClampToEdgeWrapping, ClippingGroup, ClippingNode, CodeNode, Color, ColorManagement, ColorSpaceNode, Compatibility, ComputeBuiltinNode, ComputeNode, ConditionalNode, ConstNode, ContextNode, ConvertNode, CubeCamera, CubeDepthTexture, CubeMapNode, CubeReflectionMapping, CubeRefractionMapping, CubeRenderTarget, CubeTexture, CubeTextureNode, CubeUVReflectionMapping, CullFaceBack, CullFaceFront, CullFaceNone, CustomBlending, CylinderGeometry, DataArrayTexture, DataTexture, DebugNode, DecrementStencilOp, DecrementWrapStencilOp, DepthFormat, DepthStencilFormat, DepthTexture, DirectionalLight, DirectionalLightNode, DoubleSide, DstAlphaFactor, DstColorFactor, DynamicDrawUsage, EnvironmentNode, EqualCompare, EqualDepth, EqualStencilFunc, EquirectangularReflectionMapping, EquirectangularRefractionMapping, Euler, EventDispatcher, EventNode, ExpressionNode, FileLoader, FlipNode, Float16BufferAttribute, Float32BufferAttribute, FloatType, FramebufferTexture, FrontFacingNode, FrontSide, Frustum, FrustumArray, FunctionCallNode, FunctionNode, FunctionOverloadingNode, GLSLNodeBuilder, GLSLNodeParser, GreaterCompare, GreaterDepth, GreaterEqualCompare, GreaterEqualDepth, GreaterEqualStencilFunc, GreaterStencilFunc, Group, HalfFloatType, HemisphereLight, HemisphereLightNode, IESSpotLight, IESSpotLightNode, IncrementStencilOp, IncrementWrapStencilOp, IndexNode, IndirectStorageBufferAttribute, InputNode, InspectorBase, InspectorNode, InstanceNode, InstancedBufferAttribute, InstancedInterleavedBuffer, InstancedMeshNode, IntType, InterleavedBuffer, InterleavedBufferAttribute, InvertStencilOp, IrradianceNode, IsolateNode, JoinNode, KeepStencilOp, LessCompare, LessDepth, LessEqualCompare, LessEqualDepth, LessEqualStencilFunc, LessStencilFunc, LightProbe, LightProbeNode, Lighting, LightingContextNode, LightingModel, LightingNode, LightsNode, Line2NodeMaterial, LineBasicMaterial, LineBasicNodeMaterial, LineDashedMaterial, LineDashedNodeMaterial, LinearFilter, LinearMipMapLinearFilter, LinearMipmapLinearFilter, LinearMipmapNearestFilter, LinearSRGBColorSpace, LinearToneMapping, LinearTransfer, Loader, LoopNode, MRTNode, Material, MaterialBlending, MaterialLoader, MaterialNode, MaterialReferenceNode, MathNode, MathUtils, Matrix2, Matrix3, Matrix4, MaxEquation, MaxMipLevelNode, MemberNode, Mesh, MeshBasicMaterial, MeshBasicNodeMaterial, MeshLambertMaterial, MeshLambertNodeMaterial, MeshMatcapMaterial, MeshMatcapNodeMaterial, MeshNormalMaterial, MeshNormalNodeMaterial, MeshPhongMaterial, MeshPhongNodeMaterial, MeshPhysicalMaterial, MeshPhysicalNodeMaterial, MeshSSSNodeMaterial, MeshStandardMaterial, MeshStandardNodeMaterial, MeshToonMaterial, MeshToonNodeMaterial, MinEquation, MirroredRepeatWrapping, MixOperation, ModelNode, MorphNode, MultiplyBlending, MultiplyOperation, NearestFilter, NearestMipmapLinearFilter, NearestMipmapNearestFilter, NeutralToneMapping, NeverCompare, NeverDepth, NeverStencilFunc, NoBlending, NoColorSpace, NoNormalPacking, NoToneMapping, Node, NodeAccess, NodeAttribute, NodeBuilder, NodeCache, NodeCode, NodeError, NodeFrame, NodeFunctionInput, NodeLoader, NodeMaterial, NodeMaterialLoader, NodeMaterialObserver, NodeObjectLoader, NodeShaderStage, NodeType, NodeUniform, NodeUpdateType, NodeUtils, NodeVar, NodeVarying, NormalBlending, NormalGAPacking, NormalMapNode, NormalRGPacking, NotEqualCompare, NotEqualDepth, NotEqualStencilFunc, Object3D, Object3DNode, ObjectLoader, ObjectSpaceNormalMap, OneFactor, OneMinusDstAlphaFactor, OneMinusDstColorFactor, OneMinusSrcAlphaFactor, OneMinusSrcColorFactor, OperatorNode, OrthographicCamera, OutputStructNode, PCFShadowMap, PCFSoftShadowMap, PMREMGenerator, PMREMNode, PackFloatNode, ParameterNode, PassNode, PerspectiveCamera, PhongLightingModel, PhysicalLightingModel, Plane, PlaneGeometry, PointLight, PointLightNode, PointShadowNode, PointUVNode, PointsMaterial, PointsNodeMaterial, PostProcessing, ProjectorLight, ProjectorLightNode, PropertyNode, QuadMesh, Quaternion, R11_EAC_Format, RED_GREEN_RGTC2_Format, RED_RGTC1_Format, REVISION, RG11_EAC_Format, RGBAFormat, RGBAIntegerFormat, RGBA_ASTC_10x10_Format, RGBA_ASTC_10x5_Format, RGBA_ASTC_10x6_Format, RGBA_ASTC_10x8_Format, RGBA_ASTC_12x10_Format, RGBA_ASTC_12x12_Format, RGBA_ASTC_4x4_Format, RGBA_ASTC_5x4_Format, RGBA_ASTC_5x5_Format, RGBA_ASTC_6x5_Format, RGBA_ASTC_6x6_Format, RGBA_ASTC_8x5_Format, RGBA_ASTC_8x6_Format, RGBA_ASTC_8x8_Format, RGBA_BPTC_Format, RGBA_ETC2_EAC_Format, RGBA_PVRTC_2BPPV1_Format, RGBA_PVRTC_4BPPV1_Format, RGBA_S3TC_DXT1_Format, RGBA_S3TC_DXT3_Format, RGBA_S3TC_DXT5_Format, RGBFormat, RGBIntegerFormat, RGB_ETC1_Format, RGB_ETC2_Format, RGB_PVRTC_2BPPV1_Format, RGB_PVRTC_4BPPV1_Format, RGB_S3TC_DXT1_Format, RGFormat, RGIntegerFormat, RTTNode, RangeNode, RectAreaLight, RectAreaLightNode, RedFormat, RedIntegerFormat, ReferenceBaseNode, ReferenceNode, ReflectorNode, ReinhardToneMapping, RenderOutputNode, RenderPipeline, RenderTarget, RendererReferenceNode, RendererUtils, RepeatWrapping, ReplaceStencilOp, ReverseSubtractEquation, RotateNode, SIGNED_R11_EAC_Format, SIGNED_RED_GREEN_RGTC2_Format, SIGNED_RED_RGTC1_Format, SIGNED_RG11_EAC_Format, SRGBColorSpace, SRGBTransfer, SampleNode, Scene, ScreenNode, SetNode, ShadowBaseNode, ShadowMaterial, ShadowNode, ShadowNodeMaterial, ShortType, SkinningNode, Sphere, SphereGeometry, SplitNode, SpotLight, SpotLightNode, SpriteMaterial, SpriteNodeMaterial, SrcAlphaFactor, SrcAlphaSaturateFactor, SrcColorFactor, StackNode, StackTrace, StaticDrawUsage, Storage3DTexture, StorageArrayElementNode, StorageArrayTexture, StorageBufferAttribute, StorageBufferNode, StorageInstancedBufferAttribute, StorageTexture, StorageTextureNode, StructNode, StructTypeNode, SubBuildNode, SubgroupFunctionNode, SubtractEquation, SubtractiveBlending, TSL, TangentSpaceNormalMap, TempNode, Texture, Texture3DNode, TextureNode, TextureSizeNode, TimestampQuery, ToneMappingNode, ToonOutlinePassNode, UVMapping, Uint16BufferAttribute, Uint32BufferAttribute, UniformArrayNode, UniformGroupNode, UniformNode, UnpackFloatNode, UnsignedByteType, UnsignedInt101111Type, UnsignedInt248Type, UnsignedInt5999Type, UnsignedIntType, UnsignedShort4444Type, UnsignedShort5551Type, UnsignedShortType, UserDataNode, VSMShadowMap, VarNode, VaryingNode, Vector2, Vector3, Vector4, VelocityNode, VertexColorNode, ViewportDepthNode, ViewportDepthTextureNode, ViewportSharedTextureNode, ViewportTextureNode, VolumeNodeMaterial, WebGLBackend, WebGLCapabilities, WebGLCoordinateSystem, WebGPUBackend, WebGPUCoordinateSystem, WebGPURenderer, WebXRController, WorkgroupInfoNode, ZeroFactor, ZeroStencilOp, createCanvasElement, defaultBuildStages, defaultShaderStages, error, log$1 as log, shaderStages, vectorComponents, warn, warnOnce }; diff --git a/build/three.webgpu.min.js b/build/three.webgpu.min.js index 64004f97f9de88..3c18c38467c21e 100644 --- a/build/three.webgpu.min.js +++ b/build/three.webgpu.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2026 Three.js Authors * SPDX-License-Identifier: MIT */ -import{Color as e,Vector2 as t,Vector3 as r,Vector4 as s,Matrix2 as i,Matrix3 as n,Matrix4 as a,error as o,EventDispatcher as u,MathUtils as l,warn as d,WebGLCoordinateSystem as c,WebGPUCoordinateSystem as h,ColorManagement as p,SRGBTransfer as g,NoToneMapping as m,StaticDrawUsage as f,InterleavedBufferAttribute as y,InterleavedBuffer as b,DynamicDrawUsage as x,NoColorSpace as T,log as _,warnOnce as v,Texture as N,UnsignedIntType as S,IntType as R,Compatibility as A,LessCompare as E,LessEqualCompare as w,GreaterCompare as C,GreaterEqualCompare as M,NearestFilter as B,Sphere as F,BackSide as L,DoubleSide as P,Euler as D,CubeTexture as U,CubeReflectionMapping as I,CubeRefractionMapping as O,TangentSpaceNormalMap as V,NoNormalPacking as k,NormalRGPacking as G,NormalGAPacking as z,ObjectSpaceNormalMap as $,RGFormat as W,RED_GREEN_RGTC2_Format as H,RG11_EAC_Format as q,InstancedBufferAttribute as j,InstancedInterleavedBuffer as X,DataArrayTexture as K,FloatType as Q,FramebufferTexture as Y,LinearMipmapLinearFilter as Z,DepthTexture as J,Material as ee,LineBasicMaterial as te,LineDashedMaterial as re,NoBlending as se,MeshNormalMaterial as ie,SRGBColorSpace as ne,RenderTarget as ae,BoxGeometry as oe,Mesh as ue,Scene as le,LinearFilter as de,CubeCamera as ce,EquirectangularReflectionMapping as he,EquirectangularRefractionMapping as pe,AddOperation as ge,MixOperation as me,MultiplyOperation as fe,MeshBasicMaterial as ye,MeshLambertMaterial as be,MeshPhongMaterial as xe,DataTexture as Te,HalfFloatType as _e,ClampToEdgeWrapping as ve,BufferGeometry as Ne,OrthographicCamera as Se,PerspectiveCamera as Re,LinearSRGBColorSpace as Ae,RGBAFormat as Ee,CubeUVReflectionMapping as we,BufferAttribute as Ce,MeshStandardMaterial as Me,MeshPhysicalMaterial as Be,MeshToonMaterial as Fe,MeshMatcapMaterial as Le,SpriteMaterial as Pe,PointsMaterial as De,ShadowMaterial as Ue,Uint32BufferAttribute as Ie,Uint16BufferAttribute as Oe,ByteType as Ve,UnsignedByteType as ke,ShortType as Ge,UnsignedShortType as ze,AlphaFormat as $e,RedFormat as We,RedIntegerFormat as He,DepthFormat as qe,DepthStencilFormat as je,RGBFormat as Xe,UnsignedShort4444Type as Ke,UnsignedShort5551Type as Qe,UnsignedInt248Type as Ye,UnsignedInt5999Type as Ze,UnsignedInt101111Type as Je,NormalBlending as et,SrcAlphaFactor as tt,OneMinusSrcAlphaFactor as rt,AddEquation as st,MaterialBlending as it,Plane as nt,Object3D as at,LinearMipMapLinearFilter as ot,Float32BufferAttribute as ut,UVMapping as lt,PCFShadowMap as dt,PCFSoftShadowMap as ct,VSMShadowMap as ht,BasicShadowMap as pt,CubeDepthTexture as gt,SphereGeometry as mt,LinearMipmapNearestFilter as ft,NearestMipmapLinearFilter as yt,Float16BufferAttribute as bt,yieldToMain as xt,REVISION as Tt,ArrayCamera as _t,PlaneGeometry as vt,FrontSide as Nt,CustomBlending as St,ZeroFactor as Rt,CylinderGeometry as At,Quaternion as Et,WebXRController as wt,RAD2DEG as Ct,FrustumArray as Mt,Frustum as Bt,RGIntegerFormat as Ft,RGBIntegerFormat as Lt,RGBAIntegerFormat as Pt,TimestampQuery as Dt,createCanvasElement as Ut,ReverseSubtractEquation as It,SubtractEquation as Ot,OneMinusDstAlphaFactor as Vt,OneMinusDstColorFactor as kt,OneMinusSrcColorFactor as Gt,DstAlphaFactor as zt,DstColorFactor as $t,SrcAlphaSaturateFactor as Wt,SrcColorFactor as Ht,OneFactor as qt,CullFaceNone as jt,CullFaceBack as Xt,CullFaceFront as Kt,MultiplyBlending as Qt,SubtractiveBlending as Yt,AdditiveBlending as Zt,NotEqualDepth as Jt,GreaterDepth as er,GreaterEqualDepth as tr,EqualDepth as rr,LessEqualDepth as sr,LessDepth as ir,AlwaysDepth as nr,NeverDepth as ar,ReversedDepthFuncs as or,RGB_S3TC_DXT1_Format as ur,RGBA_S3TC_DXT1_Format as lr,RGBA_S3TC_DXT3_Format as dr,RGBA_S3TC_DXT5_Format as cr,RGB_PVRTC_4BPPV1_Format as hr,RGB_PVRTC_2BPPV1_Format as pr,RGBA_PVRTC_4BPPV1_Format as gr,RGBA_PVRTC_2BPPV1_Format as mr,RGB_ETC1_Format as fr,RGB_ETC2_Format as yr,RGBA_ETC2_EAC_Format as br,R11_EAC_Format as xr,SIGNED_R11_EAC_Format as Tr,SIGNED_RG11_EAC_Format as _r,RGBA_ASTC_4x4_Format as vr,RGBA_ASTC_5x4_Format as Nr,RGBA_ASTC_5x5_Format as Sr,RGBA_ASTC_6x5_Format as Rr,RGBA_ASTC_6x6_Format as Ar,RGBA_ASTC_8x5_Format as Er,RGBA_ASTC_8x6_Format as wr,RGBA_ASTC_8x8_Format as Cr,RGBA_ASTC_10x5_Format as Mr,RGBA_ASTC_10x6_Format as Br,RGBA_ASTC_10x8_Format as Fr,RGBA_ASTC_10x10_Format as Lr,RGBA_ASTC_12x10_Format as Pr,RGBA_ASTC_12x12_Format as Dr,RGBA_BPTC_Format as Ur,RED_RGTC1_Format as Ir,SIGNED_RED_RGTC1_Format as Or,SIGNED_RED_GREEN_RGTC2_Format as Vr,MirroredRepeatWrapping as kr,RepeatWrapping as Gr,NearestMipmapNearestFilter as zr,NotEqualCompare as $r,EqualCompare as Wr,AlwaysCompare as Hr,NeverCompare as qr,LinearTransfer as jr,getByteLength as Xr,isTypedArray as Kr,NotEqualStencilFunc as Qr,GreaterStencilFunc as Yr,GreaterEqualStencilFunc as Zr,EqualStencilFunc as Jr,LessEqualStencilFunc as es,LessStencilFunc as ts,AlwaysStencilFunc as rs,NeverStencilFunc as ss,DecrementWrapStencilOp as is,IncrementWrapStencilOp as ns,DecrementStencilOp as as,IncrementStencilOp as os,InvertStencilOp as us,ReplaceStencilOp as ls,ZeroStencilOp as ds,KeepStencilOp as cs,MaxEquation as hs,MinEquation as ps,SpotLight as gs,PointLight as ms,DirectionalLight as fs,RectAreaLight as ys,AmbientLight as bs,HemisphereLight as xs,LightProbe as Ts,LinearToneMapping as _s,ReinhardToneMapping as vs,CineonToneMapping as Ns,ACESFilmicToneMapping as Ss,AgXToneMapping as Rs,NeutralToneMapping as As,Group as Es,Loader as ws,FileLoader as Cs,MaterialLoader as Ms,ObjectLoader as Bs}from"./three.core.min.js";export{AdditiveAnimationBlendMode,AnimationAction,AnimationClip,AnimationLoader,AnimationMixer,AnimationObjectGroup,AnimationUtils,ArcCurve,ArrowHelper,AttachedBindMode,Audio,AudioAnalyser,AudioContext,AudioListener,AudioLoader,AxesHelper,BasicDepthPacking,BatchedMesh,BezierInterpolant,Bone,BooleanKeyframeTrack,Box2,Box3,Box3Helper,BoxHelper,BufferGeometryLoader,Cache,Camera,CameraHelper,CanvasTexture,CapsuleGeometry,CatmullRomCurve3,CircleGeometry,Clock,ColorKeyframeTrack,CompressedArrayTexture,CompressedCubeTexture,CompressedTexture,CompressedTextureLoader,ConeGeometry,ConstantAlphaFactor,ConstantColorFactor,Controls,CubeTextureLoader,CubicBezierCurve,CubicBezierCurve3,CubicInterpolant,CullFaceFrontBack,Curve,CurvePath,CustomToneMapping,Cylindrical,Data3DTexture,DataTextureLoader,DataUtils,DefaultLoadingManager,DetachedBindMode,DirectionalLightHelper,DiscreteInterpolant,DodecahedronGeometry,DynamicCopyUsage,DynamicReadUsage,EdgesGeometry,EllipseCurve,ExternalTexture,ExtrudeGeometry,Fog,FogExp2,GLBufferAttribute,GLSL1,GLSL3,GridHelper,HemisphereLightHelper,IcosahedronGeometry,ImageBitmapLoader,ImageLoader,ImageUtils,InstancedBufferGeometry,InstancedMesh,Int16BufferAttribute,Int32BufferAttribute,Int8BufferAttribute,Interpolant,InterpolateBezier,InterpolateDiscrete,InterpolateLinear,InterpolateSmooth,InterpolationSamplingMode,InterpolationSamplingType,KeyframeTrack,LOD,LatheGeometry,Layers,Light,Line,Line3,LineCurve,LineCurve3,LineLoop,LineSegments,LinearInterpolant,LinearMipMapNearestFilter,LoaderUtils,LoadingManager,LoopOnce,LoopPingPong,LoopRepeat,MOUSE,MeshDepthMaterial,MeshDistanceMaterial,NearestMipMapLinearFilter,NearestMipMapNearestFilter,NormalAnimationBlendMode,NumberKeyframeTrack,OctahedronGeometry,OneMinusConstantAlphaFactor,OneMinusConstantColorFactor,Path,PlaneHelper,PointLightHelper,Points,PolarGridHelper,PolyhedronGeometry,PositionalAudio,PropertyBinding,PropertyMixer,QuadraticBezierCurve,QuadraticBezierCurve3,QuaternionKeyframeTrack,QuaternionLinearInterpolant,RGBADepthPacking,RGBDepthPacking,RGB_BPTC_SIGNED_Format,RGB_BPTC_UNSIGNED_Format,RGDepthPacking,RawShaderMaterial,Ray,Raycaster,RenderTarget3D,RingGeometry,ShaderMaterial,Shape,ShapeGeometry,ShapePath,ShapeUtils,Skeleton,SkeletonHelper,SkinnedMesh,Source,Spherical,SphericalHarmonics3,SplineCurve,SpotLightHelper,Sprite,StaticCopyUsage,StaticReadUsage,StereoCamera,StreamCopyUsage,StreamDrawUsage,StreamReadUsage,StringKeyframeTrack,TOUCH,TetrahedronGeometry,TextureLoader,TextureUtils,Timer,TorusGeometry,TorusKnotGeometry,Triangle,TriangleFanDrawMode,TriangleStripDrawMode,TrianglesDrawMode,TubeGeometry,Uint8BufferAttribute,Uint8ClampedBufferAttribute,Uniform,UniformsGroup,VectorKeyframeTrack,VideoFrameTexture,VideoTexture,WebGL3DRenderTarget,WebGLArrayRenderTarget,WebGLRenderTarget,WireframeGeometry,WrapAroundEnding,ZeroCurvatureEnding,ZeroSlopeEnding,getConsoleFunction,setConsoleFunction}from"./three.core.min.js";const Fs=["alphaMap","alphaTest","anisotropy","anisotropyMap","anisotropyRotation","aoMap","aoMapIntensity","attenuationColor","attenuationDistance","bumpMap","clearcoat","clearcoatMap","clearcoatNormalMap","clearcoatNormalScale","clearcoatRoughness","color","dispersion","displacementMap","emissive","emissiveIntensity","emissiveMap","envMap","envMapIntensity","gradientMap","ior","iridescence","iridescenceIOR","iridescenceMap","iridescenceThicknessMap","lightMap","lightMapIntensity","map","matcap","metalness","metalnessMap","normalMap","normalScale","opacity","roughness","roughnessMap","sheen","sheenColor","sheenColorMap","sheenRoughnessMap","shininess","specular","specularColor","specularColorMap","specularIntensity","specularIntensityMap","specularMap","thickness","transmission","transmissionMap"],Ls=new WeakMap;class Ps{constructor(e){this.renderObjects=new WeakMap,this.hasNode=this.containsNode(e),this.hasAnimation=!0===e.object.isSkinnedMesh,this.refreshUniforms=Fs,this.renderId=0}firstInitialization(e){return!1===this.renderObjects.has(e)&&(this.getRenderObjectData(e),!0)}needsVelocity(e){const t=e.getMRT();return null!==t&&t.has("velocity")}getRenderObjectData(e){let t=this.renderObjects.get(e);if(void 0===t){const{geometry:r,material:s,object:i}=e;if(t={material:this.getMaterialData(s),geometry:{id:r.id,attributes:this.getAttributesData(r.attributes),indexId:r.index?r.index.id:null,indexVersion:r.index?r.index.version:null,drawRange:{start:r.drawRange.start,count:r.drawRange.count}},worldMatrix:i.matrixWorld.clone()},i.center&&(t.center=i.center.clone()),i.morphTargetInfluences&&(t.morphTargetInfluences=i.morphTargetInfluences.slice()),null!==e.bundle&&(t.version=e.bundle.version),t.material.transmission>0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights()),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={id:s.id,version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getMaterialData(e){const t={};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:s.version}:t[r]=s.clone():t[r]=s)}return t}equals(e,t){const{object:r,material:s,geometry:i}=e,n=this.getRenderObjectData(e);if(!0!==n.worldMatrix.equals(r.matrixWorld))return n.worldMatrix.copy(r.matrixWorld),!1;const a=n.material;for(const e in a){const t=a[e],r=s[e];if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}else if(t!==r)return a[e]=r,!1}if(a.transmission>0){const{width:t,height:r}=e.context;if(n.bufferWidth!==t||n.bufferHeight!==r)return n.bufferWidth=t,n.bufferHeight=r,!1}const o=n.geometry,u=i.attributes,l=o.attributes;if(o.id!==i.id)return o.id=i.id,!1;let d=0,c=0;for(const e in u)d++;for(const e in l){c++;const t=l[e],r=u[e];if(void 0===r)return delete l[e],!1;if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}if(c!==d)return n.geometry.attributes=this.getAttributesData(u),!1;const h=i.index,p=o.indexId,g=o.indexVersion,m=h?h.id:null,f=h?h.version:null;if(p!==m||g!==f)return o.indexId=m,o.indexVersion=f,!1;if(o.drawRange.start!==i.drawRange.start||o.drawRange.count!==i.drawRange.count)return o.drawRange.start=i.drawRange.start,o.drawRange.count=i.drawRange.count,!1;if(n.morphTargetInfluences){let e=!1;for(let t=0;t{const r=e.match(t);if(!r)return null;const s=r[1]||r[2]||"",i=r[3].split("?")[0],n=parseInt(r[4],10),a=parseInt(r[5],10);return{fn:s,file:i.split("/").pop(),line:n,column:a}}).filter(e=>e&&!Ds.some(t=>t.test(e.file)))}(e||(new Error).stack)}getLocation(){if(0===this.stack.length)return"[Unknown location]";const e=this.stack[0],t=e.fn;return`${t?`"${t}()" at `:""}"${e.file}:${e.line}"`}getError(e){if(0===this.stack.length)return e;return`${e}\n${this.stack.map(e=>{const t=`${e.file}:${e.line}:${e.column}`;return e.fn?` at ${e.fn} (${t})`:` at ${t}`}).join("\n")}`}}function Is(e,t=0){let r=3735928559^t,s=1103547991^t;if(e instanceof Array)for(let t,i=0;i>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Os=e=>Is(e),Vs=e=>Is(e),ks=(...e)=>Is(e),Gs=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),zs=new WeakMap;function $s(e){return Gs.get(e)}function Ws(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function Hs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Us)}function qs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Us)}function js(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Us)}function Xs(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Ks(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?Zs(u[0]):null}function Qs(e){let t=zs.get(e);return void 0===t&&(t={},zs.set(e,t)),t}function Ys(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var Js=Object.freeze({__proto__:null,arrayBufferToBase64:Ys,base64ToArrayBuffer:Zs,getAlignmentFromType:js,getDataFromObject:Qs,getLengthFromType:Hs,getMemoryLengthFromType:qs,getTypeFromLength:$s,getTypedArrayFromType:Ws,getValueFromType:Ks,getValueType:Xs,hash:ks,hashArray:Vs,hashString:Os});const ei={VERTEX:"vertex",FRAGMENT:"fragment"},ti={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},ri={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},si={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},ii=["fragment","vertex"],ni=["setup","analyze","generate"],ai=[...ii,"compute"],oi=["x","y","z","w"],ui={analyze:"setup",generate:"analyze"};let li=0;class di extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=ti.NONE,this.updateBeforeType=ti.NONE,this.updateAfterType=ti.NONE,this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._uuid=null,this._cacheKeyVersion=0,this.id=li++,this.stackTrace=null,!0===di.captureStackTrace&&(this.stackTrace=new Us)}set needsUpdate(e){!0===e&&this.version++}get uuid(){return null===this._uuid&&(this._uuid=l.generateUUID()),this._uuid}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,ti.FRAME)}onRenderUpdate(e){return this.onUpdate(e,ti.RENDER)}onObjectUpdate(e){return this.onUpdate(e,ti.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}di.captureStackTrace=!1;class ci extends di{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}generateNodeType(e){return this.node.getElementType(e)}getMemberType(e,t){return this.node.getMemberType(e,t)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class hi extends di{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}generateNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class pi extends di{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class gi extends pi{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}generateNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`,this.stackTrace);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`,this.stackTrace),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const mi=oi.join("");class fi extends di{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(oi.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}generateNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===mi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class yi extends pi{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}generateNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");di.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==Ni?Ni.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn().",new Us),this;{const t=Si.get("assign");return this.addToStack(t(...e))}},di.prototype.toVarIntent=function(){return this},di.prototype.get=function(e){return new vi(this,e)};const Ei={};function wi(e,t,r){Ei[e]=Ei[t]=Ei[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new fi(this,e),this._cache[e]=t),t},set(t){this[e].assign(en(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();di.prototype["set"+s]=di.prototype["set"+i]=di.prototype["set"+n]=function(t){const r=Ai(e);return new yi(this,r,en(t))},di.prototype["flip"+s]=di.prototype["flip"+i]=di.prototype["flip"+n]=function(){const t=Ai(e);return new bi(this,t)}}const Ci=["x","y","z","w"],Mi=["r","g","b","a"],Bi=["s","t","p","q"];for(let e=0;e<4;e++){let t=Ci[e],r=Mi[e],s=Bi[e];wi(t,r,s);for(let i=0;i<4;i++){t=Ci[e]+Ci[i],r=Mi[e]+Mi[i],s=Bi[e]+Bi[i],wi(t,r,s);for(let n=0;n<4;n++){t=Ci[e]+Ci[i]+Ci[n],r=Mi[e]+Mi[i]+Mi[n],s=Bi[e]+Bi[i]+Bi[n],wi(t,r,s);for(let a=0;a<4;a++)t=Ci[e]+Ci[i]+Ci[n]+Ci[a],r=Mi[e]+Mi[i]+Mi[n]+Mi[a],s=Bi[e]+Bi[i]+Bi[n]+Bi[a],wi(t,r,s)}}}for(let e=0;e<32;e++)Ei[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new ci(this,new _i(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(en(t))}};Object.defineProperties(di.prototype,Ei);const Fi=new WeakMap,Li=function(e,t=null){for(const r in e)e[r]=en(e[r],t);return e},Pi=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`,new Us),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...sn(d(t)))):null!==r?(r=en(r),n=(...s)=>i(new e(t,...sn(d(s)),r))):n=(...r)=>i(new e(t,...sn(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Ui=function(e,...t){return new e(...sn(t))};class Ii extends di{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}generateNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){let s=Fi.get(e.constructor);void 0===s&&(s=new WeakMap,Fi.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=en(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;rn(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=en(i.call(n))}else{const s=new Proxy(e,{get:(e,t,r)=>{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return rn(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield en(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof di&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=en(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=en(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}class Oi extends di{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new Ii(this,e)}setup(){return this.call()}}const Vi=[!1,!0],ki=[0,1,2,3],Gi=[-1,-2],zi=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],$i=new Map;for(const e of Vi)$i.set(e,new _i(e));const Wi=new Map;for(const e of ki)Wi.set(e,new _i(e,"uint"));const Hi=new Map([...Wi].map(e=>new _i(e.value,"int")));for(const e of Gi)Hi.set(e,new _i(e,"int"));const qi=new Map([...Hi].map(e=>new _i(e.value)));for(const e of zi)qi.set(e,new _i(e));for(const e of zi)qi.set(-e,new _i(-e));const ji={bool:$i,uint:Wi,ints:Hi,float:qi},Xi=new Map([...$i,...qi]),Ki=(e,t)=>Xi.has(e)?Xi.get(e):!0===e.isNode?e:new _i(e,t),Qi=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`,new Us),new _i(0,e);if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Ks(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return tn(t.get(r[0]));if(1===r.length){const t=Ki(r[0],e);return t.nodeType===e?tn(t):tn(new hi(t,e))}const s=r.map(e=>Ki(e));return tn(new gi(s,e))}};function Yi(e){return e&&e.isNode&&e.traverse(t=>{t.isConstNode&&(e=t.value)}),Boolean(e)}const Zi=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function Ji(e,t){return new Oi(e,t)}const en=(e,t=null)=>function(e,t=null){const r=Xs(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?en(Ki(e,t)):"shader"===r?e.isFn?e:dn(e):e}(e,t),tn=(e,t=null)=>en(e,t).toVarIntent(),rn=(e,t=null)=>new Li(e,t),sn=(e,t=null)=>new Pi(e,t),nn=(e,t=null,r=null,s=null)=>new Di(e,t,r,s),an=(e,...t)=>new Ui(e,...t),on=(e,t=null,r=null,s={})=>new Di(e,t,r,{...s,intent:!0});let un=0;class ln extends di{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type.",new Us),t=null)),this.shaderNode=new Ji(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+un++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}generateNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. Try calling it like "Fn()( ...params )".',this.stackTrace),e.generateConst(t)}}function dn(e,t=null){const r=new ln(e,t);return new Proxy(()=>{},{apply:(e,t,s)=>r.call(...s),get:(e,t,s)=>Reflect.get(r,t,s),set:(e,t,s,i)=>Reflect.set(r,t,s,i)})}const cn=e=>{Ni=e},hn=()=>Ni,pn=(...e)=>Ni.If(...e);function gn(e){return Ni&&Ni.addToStack(e),e}Ri("toStack",gn);const mn=new Qi("color"),fn=new Qi("float",ji.float),yn=new Qi("int",ji.ints),bn=new Qi("uint",ji.uint),xn=new Qi("bool",ji.bool),Tn=new Qi("vec2"),_n=new Qi("ivec2"),vn=new Qi("uvec2"),Nn=new Qi("bvec2"),Sn=new Qi("vec3"),Rn=new Qi("ivec3"),An=new Qi("uvec3"),En=new Qi("bvec3"),wn=new Qi("vec4"),Cn=new Qi("ivec4"),Mn=new Qi("uvec4"),Bn=new Qi("bvec4"),Fn=new Qi("mat2"),Ln=new Qi("mat3"),Pn=new Qi("mat4");Ri("toColor",mn),Ri("toFloat",fn),Ri("toInt",yn),Ri("toUint",bn),Ri("toBool",xn),Ri("toVec2",Tn),Ri("toIVec2",_n),Ri("toUVec2",vn),Ri("toBVec2",Nn),Ri("toVec3",Sn),Ri("toIVec3",Rn),Ri("toUVec3",An),Ri("toBVec3",En),Ri("toVec4",wn),Ri("toIVec4",Cn),Ri("toUVec4",Mn),Ri("toBVec4",Bn),Ri("toMat2",Fn),Ri("toMat3",Ln),Ri("toMat4",Pn);const Dn=nn(ci).setParameterLength(2),Un=(e,t)=>new hi(en(e),t);Ri("element",Dn),Ri("convert",Un);Ri("append",e=>(d("TSL: .append() has been renamed to .toStack().",new Us),gn(e)));class In extends di{static get type(){return"PropertyNode"}constructor(e,t=null,r=!1){super(e),this.name=t,this.varying=r,this.isPropertyNode=!0,this.global=!0}customCacheKey(){return Os(this.type+":"+(this.name||"")+":"+(this.varying?"1":"0"))}getHash(e){return this.name||super.getHash(e)}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const On=(e,t)=>new In(e,t),Vn=(e,t)=>new In(e,t,!0),kn=an(In,"vec4","DiffuseColor"),Gn=an(In,"vec3","DiffuseContribution"),zn=an(In,"vec3","EmissiveColor"),$n=an(In,"float","Roughness"),Wn=an(In,"float","Metalness"),Hn=an(In,"float","Clearcoat"),qn=an(In,"float","ClearcoatRoughness"),jn=an(In,"vec3","Sheen"),Xn=an(In,"float","SheenRoughness"),Kn=an(In,"float","Iridescence"),Qn=an(In,"float","IridescenceIOR"),Yn=an(In,"float","IridescenceThickness"),Zn=an(In,"float","AlphaT"),Jn=an(In,"float","Anisotropy"),ea=an(In,"vec3","AnisotropyT"),ta=an(In,"vec3","AnisotropyB"),ra=an(In,"color","SpecularColor"),sa=an(In,"color","SpecularColorBlended"),ia=an(In,"float","SpecularF90"),na=an(In,"float","Shininess"),aa=an(In,"vec4","Output"),oa=an(In,"float","dashSize"),ua=an(In,"float","gapSize"),la=an(In,"float","pointWidth"),da=an(In,"float","IOR"),ca=an(In,"float","Transmission"),ha=an(In,"float","Thickness"),pa=an(In,"float","AttenuationDistance"),ga=an(In,"color","AttenuationColor"),ma=an(In,"float","Dispersion");class fa extends di{static get type(){return"UniformGroupNode"}constructor(e,t=!1,r=1,s=null){super("string"),this.name=e,this.shared=t,this.order=r,this.updateType=s,this.isUniformGroup=!0}update(){this.needsUpdate=!0}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const ya=(e,t=1,r=null)=>new fa(e,!1,t,r),ba=(e,t=0,r=null)=>new fa(e,!0,t,r),xa=ba("frame",0,ti.FRAME),Ta=ba("render",0,ti.RENDER),_a=ya("object",1,ti.OBJECT);class va extends xi{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=_a}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. 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t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new va(e,r)};class Sa extends pi{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}generateNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const Ra=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Sa(null,r.length,r)}else{const r=e[0],s=e[1];t=new Sa(r,s)}return en(t)};Ri("toArray",(e,t)=>Ra(Array(t).fill(e)));class Aa extends pi{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}generateNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return oi.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?sn(t):rn(t[0]),new wa(en(e),t));Ri("call",Ca);const Ma={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Ba extends pi{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Ba(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r||"~"===r)return e.format(`(${r}${u})`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const Fa=on(Ba,"+").setParameterLength(2,1/0).setName("add"),La=on(Ba,"-").setParameterLength(2,1/0).setName("sub"),Pa=on(Ba,"*").setParameterLength(2,1/0).setName("mul"),Da=on(Ba,"/").setParameterLength(2,1/0).setName("div"),Ua=on(Ba,"%").setParameterLength(2).setName("mod"),Ia=on(Ba,"==").setParameterLength(2).setName("equal"),Oa=on(Ba,"!=").setParameterLength(2).setName("notEqual"),Va=on(Ba,"<").setParameterLength(2).setName("lessThan"),ka=on(Ba,">").setParameterLength(2).setName("greaterThan"),Ga=on(Ba,"<=").setParameterLength(2).setName("lessThanEqual"),za=on(Ba,">=").setParameterLength(2).setName("greaterThanEqual"),$a=on(Ba,"&&").setParameterLength(2,1/0).setName("and"),Wa=on(Ba,"||").setParameterLength(2,1/0).setName("or"),Ha=on(Ba,"!").setParameterLength(1).setName("not"),qa=on(Ba,"^^").setParameterLength(2).setName("xor"),ja=on(Ba,"&").setParameterLength(2).setName("bitAnd"),Xa=on(Ba,"~").setParameterLength(1).setName("bitNot"),Ka=on(Ba,"|").setParameterLength(2).setName("bitOr"),Qa=on(Ba,"^").setParameterLength(2).setName("bitXor"),Ya=on(Ba,"<<").setParameterLength(2).setName("shiftLeft"),Za=on(Ba,">>").setParameterLength(2).setName("shiftRight"),Ja=dn(([e])=>(e.addAssign(1),e)),eo=dn(([e])=>(e.subAssign(1),e)),to=dn(([e])=>{const t=yn(e).toConst();return e.addAssign(1),t}),ro=dn(([e])=>{const t=yn(e).toConst();return e.subAssign(1),t});Ri("add",Fa),Ri("sub",La),Ri("mul",Pa),Ri("div",Da),Ri("mod",Ua),Ri("equal",Ia),Ri("notEqual",Oa),Ri("lessThan",Va),Ri("greaterThan",ka),Ri("lessThanEqual",Ga),Ri("greaterThanEqual",za),Ri("and",$a),Ri("or",Wa),Ri("not",Ha),Ri("xor",qa),Ri("bitAnd",ja),Ri("bitNot",Xa),Ri("bitOr",Ka),Ri("bitXor",Qa),Ri("shiftLeft",Ya),Ri("shiftRight",Za),Ri("incrementBefore",Ja),Ri("decrementBefore",eo),Ri("increment",to),Ri("decrement",ro);const so=(e,t)=>(d('TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.',new Us),Ua(yn(e),yn(t)));Ri("modInt",so);class io extends pi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===io.MAX||e===io.MIN)&&arguments.length>3){let i=new io(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}generateNodeType(e){const t=this.method;return t===io.LENGTH||t===io.DISTANCE||t===io.DOT?"float":t===io.CROSS?"vec3":t===io.ALL||t===io.ANY?"bool":t===io.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===io.ONE_MINUS)i=La(1,t);else if(s===io.RECIPROCAL)i=Da(1,t);else if(s===io.DIFFERENCE)i=Fo(La(t,r));else if(s===io.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=wn(Sn(n),0):s=wn(Sn(s),0);const a=Pa(s,n).xyz;i=So(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===io.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===io.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===io.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==io.MIN&&r!==io.MAX?r===io.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===io.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===io.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==io.DFDX&&r!==io.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`,this.stackTrace),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}io.ALL="all",io.ANY="any",io.RADIANS="radians",io.DEGREES="degrees",io.EXP="exp",io.EXP2="exp2",io.LOG="log",io.LOG2="log2",io.SQRT="sqrt",io.INVERSE_SQRT="inversesqrt",io.FLOOR="floor",io.CEIL="ceil",io.NORMALIZE="normalize",io.FRACT="fract",io.SIN="sin",io.COS="cos",io.TAN="tan",io.ASIN="asin",io.ACOS="acos",io.ATAN="atan",io.ABS="abs",io.SIGN="sign",io.LENGTH="length",io.NEGATE="negate",io.ONE_MINUS="oneMinus",io.DFDX="dFdx",io.DFDY="dFdy",io.ROUND="round",io.RECIPROCAL="reciprocal",io.TRUNC="trunc",io.FWIDTH="fwidth",io.TRANSPOSE="transpose",io.DETERMINANT="determinant",io.INVERSE="inverse",io.EQUALS="equals",io.MIN="min",io.MAX="max",io.STEP="step",io.REFLECT="reflect",io.DISTANCE="distance",io.DIFFERENCE="difference",io.DOT="dot",io.CROSS="cross",io.POW="pow",io.TRANSFORM_DIRECTION="transformDirection",io.MIX="mix",io.CLAMP="clamp",io.REFRACT="refract",io.SMOOTHSTEP="smoothstep",io.FACEFORWARD="faceforward";const no=fn(1e-6),ao=fn(1e6),oo=fn(Math.PI),uo=fn(2*Math.PI),lo=fn(2*Math.PI),co=fn(.5*Math.PI),ho=on(io,io.ALL).setParameterLength(1),po=on(io,io.ANY).setParameterLength(1),go=on(io,io.RADIANS).setParameterLength(1),mo=on(io,io.DEGREES).setParameterLength(1),fo=on(io,io.EXP).setParameterLength(1),yo=on(io,io.EXP2).setParameterLength(1),bo=on(io,io.LOG).setParameterLength(1),xo=on(io,io.LOG2).setParameterLength(1),To=on(io,io.SQRT).setParameterLength(1),_o=on(io,io.INVERSE_SQRT).setParameterLength(1),vo=on(io,io.FLOOR).setParameterLength(1),No=on(io,io.CEIL).setParameterLength(1),So=on(io,io.NORMALIZE).setParameterLength(1),Ro=on(io,io.FRACT).setParameterLength(1),Ao=on(io,io.SIN).setParameterLength(1),Eo=on(io,io.COS).setParameterLength(1),wo=on(io,io.TAN).setParameterLength(1),Co=on(io,io.ASIN).setParameterLength(1),Mo=on(io,io.ACOS).setParameterLength(1),Bo=on(io,io.ATAN).setParameterLength(1,2),Fo=on(io,io.ABS).setParameterLength(1),Lo=on(io,io.SIGN).setParameterLength(1),Po=on(io,io.LENGTH).setParameterLength(1),Do=on(io,io.NEGATE).setParameterLength(1),Uo=on(io,io.ONE_MINUS).setParameterLength(1),Io=on(io,io.DFDX).setParameterLength(1),Oo=on(io,io.DFDY).setParameterLength(1),Vo=on(io,io.ROUND).setParameterLength(1),ko=on(io,io.RECIPROCAL).setParameterLength(1),Go=on(io,io.TRUNC).setParameterLength(1),zo=on(io,io.FWIDTH).setParameterLength(1),$o=on(io,io.TRANSPOSE).setParameterLength(1),Wo=on(io,io.DETERMINANT).setParameterLength(1),Ho=on(io,io.INVERSE).setParameterLength(1),qo=on(io,io.MIN).setParameterLength(2,1/0),jo=on(io,io.MAX).setParameterLength(2,1/0),Xo=on(io,io.STEP).setParameterLength(2),Ko=on(io,io.REFLECT).setParameterLength(2),Qo=on(io,io.DISTANCE).setParameterLength(2),Yo=on(io,io.DIFFERENCE).setParameterLength(2),Zo=on(io,io.DOT).setParameterLength(2),Jo=on(io,io.CROSS).setParameterLength(2),eu=on(io,io.POW).setParameterLength(2),tu=e=>Pa(e,e),ru=e=>Pa(e,e,e),su=e=>Pa(e,e,e,e),iu=on(io,io.TRANSFORM_DIRECTION).setParameterLength(2),nu=e=>Pa(Lo(e),eu(Fo(e),1/3)),au=e=>Zo(e,e),ou=on(io,io.MIX).setParameterLength(3),uu=(e,t=0,r=1)=>new io(io.CLAMP,en(e),en(t),en(r)),lu=e=>uu(e),du=on(io,io.REFRACT).setParameterLength(3),cu=on(io,io.SMOOTHSTEP).setParameterLength(3),hu=on(io,io.FACEFORWARD).setParameterLength(3),pu=dn(([e])=>{const t=Zo(e.xy,Tn(12.9898,78.233)),r=Ua(t,oo);return Ro(Ao(r).mul(43758.5453))}),gu=(e,t,r)=>ou(t,r,e),mu=(e,t,r)=>cu(t,r,e),fu=(e,t)=>Xo(t,e),yu=hu,bu=_o;Ri("all",ho),Ri("any",po),Ri("radians",go),Ri("degrees",mo),Ri("exp",fo),Ri("exp2",yo),Ri("log",bo),Ri("log2",xo),Ri("sqrt",To),Ri("inverseSqrt",_o),Ri("floor",vo),Ri("ceil",No),Ri("normalize",So),Ri("fract",Ro),Ri("sin",Ao),Ri("cos",Eo),Ri("tan",wo),Ri("asin",Co),Ri("acos",Mo),Ri("atan",Bo),Ri("abs",Fo),Ri("sign",Lo),Ri("length",Po),Ri("lengthSq",au),Ri("negate",Do),Ri("oneMinus",Uo),Ri("dFdx",Io),Ri("dFdy",Oo),Ri("round",Vo),Ri("reciprocal",ko),Ri("trunc",Go),Ri("fwidth",zo),Ri("min",qo),Ri("max",jo),Ri("step",fu),Ri("reflect",Ko),Ri("distance",Qo),Ri("dot",Zo),Ri("cross",Jo),Ri("pow",eu),Ri("pow2",tu),Ri("pow3",ru),Ri("pow4",su),Ri("transformDirection",iu),Ri("mix",gu),Ri("clamp",uu),Ri("refract",du),Ri("smoothstep",mu),Ri("faceForward",hu),Ri("difference",Yo),Ri("saturate",lu),Ri("cbrt",nu),Ri("transpose",$o),Ri("determinant",Wo),Ri("inverse",Ho),Ri("rand",pu);class xu extends di{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}generateNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?On(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const Tu=nn(xu).setParameterLength(2,3);Ri("select",Tu);class _u extends di{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}generateNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const vu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new _u(r,t)},Nu=e=>vu(e,{uniformFlow:!0}),Su=(e,t)=>vu(e,{nodeName:t});function Ru(e,t,r=null){return vu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Au(e,t=null){return vu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Eu(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),Su(e,t)}Ri("context",vu),Ri("label",Eu),Ri("uniformFlow",Nu),Ri("setName",Su),Ri("builtinShadowContext",(e,t,r)=>Ru(t,r,e)),Ri("builtinAOContext",(e,t)=>Au(t,e));class wu extends di{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}isIntent(e){return!0!==e.getDataFromNode(this).forceDeclaration&&this.intent}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}generateNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){return e.getDataFromNode(this).assign}build(...e){const t=e[0];if(!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)){let e=!1;if(this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&t.fnCall&&t.fnCall.shaderNode){if(t.getDataFromNode(this.node.shaderNode).hasLoop){t.getDataFromNode(this).forceDeclaration=!0,e=!0}}const r=t.getBaseStack();e?r.addToStackBefore(this):r.addToStack(this)}return this.isIntent(t)&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.isIntent(e)&&o('TSL: ".toVar()" can not be used with void type.',this.stackTrace);return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const Cu=nn(wu),Mu=(e,t=null)=>Cu(e,t).toStack(),Bu=(e,t=null)=>Cu(e,t,!0).toStack(),Fu=e=>Cu(e).setIntent(!0).toStack();Ri("toVar",Mu),Ri("toConst",Bu),Ri("toVarIntent",Fu);class Lu extends di{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}generateNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const Pu=(e,t,r=null)=>new Lu(en(e),t,r);class Du extends di{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=Pu(e,"VERTEX"),this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}generateNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=Pu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(ei.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(ei.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,ei.VERTEX);e.flowNodeFromShaderStage(ei.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Uu=nn(Du).setParameterLength(1,2),Iu=e=>Uu(e);Ri("toVarying",Uu),Ri("toVertexStage",Iu);const Ou=dn(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return ou(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Vu=dn(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return ou(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),ku="WorkingColorSpace";class Gu extends pi{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===ku?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=wn(Ou(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=wn(Ln(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=wn(Vu(i.rgb),i.a)),i):i}}const zu=(e,t)=>new Gu(en(e),ku,t),$u=(e,t)=>new Gu(en(e),t,ku);Ri("workingToColorSpace",zu),Ri("colorSpaceToWorking",$u);let Wu=class extends ci{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class Hu extends di{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=ti.OBJECT}setGroup(e){return this.group=e,this}element(e){return new Wu(this,en(e))}setNodeType(e){const t=Na(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew qu(e,t,r);class Xu extends pi{static get type(){return"ToneMappingNode"}constructor(e,t=Qu,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return ks(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=wn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const Ku=(e,t,r)=>new Xu(e,en(t),en(r)),Qu=ju("toneMappingExposure","float");Ri("toneMapping",(e,t,r)=>Ku(t,r,e));const Yu=new WeakMap;function Zu(e,t){let r=Yu.get(e);return void 0===r&&(r=new b(e,t),Yu.set(e,r)),r}class Ju extends xi{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){let t;if(0===this.bufferStride&&0===this.bufferOffset){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}generateNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?Zu(s.array,i):Zu(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.getBufferAttributeFromNode(this,t),s=e.getPropertyName(r);let i=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=s,i=s;else{i=Uu(this).build(e,t)}return i}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function el(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Ln(new Ju(e,"vec3",9,0).setUsage(i).setInstanced(n),new Ju(e,"vec3",9,3).setUsage(i).setInstanced(n),new Ju(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?Pn(new Ju(e,"vec4",16,0).setUsage(i).setInstanced(n),new Ju(e,"vec4",16,4).setUsage(i).setInstanced(n),new Ju(e,"vec4",16,8).setUsage(i).setInstanced(n),new Ju(e,"vec4",16,12).setUsage(i).setInstanced(n)):new Ju(e,t,r,s).setUsage(i)}const tl=(e,t=null,r=0,s=0)=>el(e,t,r,s),rl=(e,t=null,r=0,s=0)=>el(e,t,r,s,f,!0),sl=(e,t=null,r=0,s=0)=>el(e,t,r,s,x,!0);Ri("toAttribute",e=>tl(e.value));class il extends di{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.version=1,this.name="",this.updateBeforeType=ti.OBJECT,this.onInitFunction=null}setCount(e){return this.count=e,this}getCount(){return this.count}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Us),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");""!==t&&e.addLineFlowCode(t,this)}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const nl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements",new Us);for(let e=0;enl(e,r).setCount(t);Ri("compute",al),Ri("computeKernel",nl);class ol extends di{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}generateNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const ul=e=>new ol(en(e));function ll(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),ul(e).setParent(t)}Ri("cache",ll),Ri("isolate",ul);class dl extends di{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}generateNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const cl=nn(dl).setParameterLength(2);Ri("bypass",cl);const hl=dn(([e,t,r,s=fn(0),i=fn(1),n=xn(!1)])=>{let a=e.sub(t).div(r.sub(t));return Yi(n)&&(a=a.clamp()),a.mul(i.sub(s)).add(s)});Ri("remap",hl),Ri("remapClamp",function(e,t,r,s=fn(0),i=fn(1)){return hl(e,t,r,s,i,!0)});class pl extends di{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const gl=nn(pl).setParameterLength(1,2),ml=e=>(e?Tu(e,gl("discard")):gl("discard")).toStack();Ri("discard",ml);class fl extends pi{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t}}const yl=(e,t=null,r=null)=>new fl(en(e),t,r);Ri("renderOutput",yl);class bl extends pi{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}generateNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e);if(null!==t)t(e,r);else{const t="--- TSL debug - "+e.shaderStage+" shader ---",s="-".repeat(t.length);let i="";i+="// #"+t+"#\n",i+=e.flow.code.replace(/^\t/gm,"")+"\n",i+="/* ... */ "+r+" /* ... */\n",i+="// #"+s+"#\n",_(i)}return r}}const xl=(e,t=null)=>new bl(en(e),t).toStack();Ri("debug",xl);class Tl{constructor(){this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class _l extends di{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=ti.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}generateNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==Tl&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function vl(e,t="",r=null){return(e=en(e)).before(new _l(e,t,r))}Ri("toInspector",vl);class Nl extends di{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}generateNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return Uu(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const Sl=(e,t=null)=>new Nl(e,t),Rl=(e=0)=>Sl("uv"+(e>0?e:""),"vec2");class Al extends di{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const El=nn(Al).setParameterLength(1,2);class wl extends va{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=ti.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const Cl=nn(wl).setParameterLength(1);class Ml extends Error{constructor(e,t=null){super(e),this.name="NodeError",this.stackTrace=t}}const Bl=new N;class Fl extends va{static get type(){return"TextureNode"}constructor(e=Bl,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=ti.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}generateNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return Rl(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=Na(this.value.matrix)),this._matrixUniform.mul(Sn(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=Na(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(yn(El(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Ml("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().",this.stackTrace);const s=dn(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?ti.OBJECT:ti.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this));let n=null,a=null;if(null!==this.compareNode)if(e.renderer.hasCompatibility(A.TEXTURE_COMPARE))n=this.compareNode;else{const e=r.compareFunction;null===e||e===E||e===w||e===C||e===M?a=this.compareNode:(n=this.compareNode,v('TSL: Only "LessCompare", "LessEqualCompare", "GreaterCompare" and "GreaterEqualCompare" are supported for depth texture comparison fallback.'))}t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=n,t.compareStepNode=a,t.gradNode=this.gradNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;let d;return d=i?e.generateTextureBias(l,t,r,i,n,u):o?e.generateTextureGrad(l,t,r,o,n,u):a?e.generateTextureCompare(l,t,r,a,n,u):!1===this.sampler?e.generateTextureLoad(l,t,r,s,n,u):s?e.generateTextureLevel(l,t,r,s,n,u):e.generateTexture(l,t,r,n,u),d}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this),a=this.getNodeType(e);let o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:u,biasNode:l,compareNode:d,compareStepNode:c,depthNode:h,gradNode:p,offsetNode:g}=s,m=this.generateUV(e,t),f=u?u.build(e,"float"):null,y=l?l.build(e,"float"):null,b=h?h.build(e,"int"):null,x=d?d.build(e,"float"):null,T=c?c.build(e,"float"):null,_=p?[p[0].build(e,"vec2"),p[1].build(e,"vec2")]:null,v=g?this.generateOffset(e,g):null;let N=b;null===N&&r.isArrayTexture&&!0!==this.isTexture3DNode&&(N="0");const S=e.getVarFromNode(this);o=e.getPropertyName(S);let R=this.generateSnippet(e,i,m,f,y,N,x,_,v);if(null!==T){const t=r.compareFunction;R=t===C||t===M?Xo(gl(R,a),gl(T,"float")).build(e,a):Xo(gl(T,"float"),gl(R,a)).build(e,a)}e.addLineFlowCode(`${o} = ${R}`,this),n.snippet=R,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=$u(gl(u,a),r.colorSpace).setup(e).build(e,a)),e.format(u,a,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}sample(e){const t=this.clone();return t.uvNode=en(e),t.referenceNode=this.getBase(),en(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=en(e).mul(Cl(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===B||r.magFilter===B)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),en(t)}level(e){const t=this.clone();return t.levelNode=en(e),t.referenceNode=this.getBase(),en(t)}size(e){return El(this,e)}bias(e){const t=this.clone();return t.biasNode=en(e),t.referenceNode=this.getBase(),en(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=en(e),t.referenceNode=this.getBase(),en(t)}grad(e,t){const r=this.clone();return r.gradNode=[en(e),en(t)],r.referenceNode=this.getBase(),en(r)}depth(e){const t=this.clone();return t.depthNode=en(e),t.referenceNode=this.getBase(),en(t)}offset(e){const t=this.clone();return t.offsetNode=en(e),t.referenceNode=this.getBase(),en(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}const Ll=nn(Fl).setParameterLength(1,4).setName("texture"),Pl=(e=Bl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=en(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=en(t)),null!==r&&(i.levelNode=en(r)),null!==s&&(i.biasNode=en(s))):i=Ll(e,t,r,s),i},Dl=(...e)=>Pl(...e).setSampler(!1);class Ul extends va{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const Il=(e,t,r)=>new Ul(e,t,r);class Ol extends ci{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(e),s=this.node.getPaddedType();return e.format(t,s,r)}}class Vl extends Ul{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Xs(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=ti.RENDER,this.isArrayBufferNode=!0}generateNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rnew Vl(e,t);class Gl extends di{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}const zl=nn(Gl).setParameterLength(1);let $l,Wl;class Hl extends di{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}generateNodeType(){return this.scope===Hl.DPR?"float":this.scope===Hl.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=ti.NONE;return this.scope!==Hl.SIZE&&this.scope!==Hl.VIEWPORT&&this.scope!==Hl.DPR||(e=ti.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===Hl.VIEWPORT?null!==t?Wl.copy(t.viewport):(e.getViewport(Wl),Wl.multiplyScalar(e.getPixelRatio())):this.scope===Hl.DPR?this._output.value=e.getPixelRatio():null!==t?($l.width=t.width,$l.height=t.height):e.getDrawingBufferSize($l)}setup(){const e=this.scope;let r=null;return r=e===Hl.SIZE?Na($l||($l=new t)):e===Hl.VIEWPORT?Na(Wl||(Wl=new s)):e===Hl.DPR?Na(1):Tn(Kl.div(Xl)),this._output=r,r}generate(e){if(this.scope===Hl.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(Xl).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}Hl.COORDINATE="coordinate",Hl.VIEWPORT="viewport",Hl.SIZE="size",Hl.UV="uv",Hl.DPR="dpr";const ql=an(Hl,Hl.DPR),jl=an(Hl,Hl.UV),Xl=an(Hl,Hl.SIZE),Kl=an(Hl,Hl.COORDINATE),Ql=an(Hl,Hl.VIEWPORT),Yl=Ql.zw,Zl=Kl.sub(Ql.xy),Jl=Zl.div(Yl),ed=dn(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Us),Xl),"vec2").once()();let td=null,rd=null,sd=null,id=null,nd=null,ad=null,od=null,ud=null,ld=null,dd=null,cd=null,hd=null,pd=null,gd=null;const md=Na(0,"uint").setName("u_cameraIndex").setGroup(ba("cameraIndex")).toVarying("v_cameraIndex"),fd=Na("float").setName("cameraNear").setGroup(Ta).onRenderUpdate(({camera:e})=>e.near),yd=Na("float").setName("cameraFar").setGroup(Ta).onRenderUpdate(({camera:e})=>e.far),bd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);null===rd?rd=kl(r).setGroup(Ta).setName("cameraProjectionMatrices"):rd.array=r,t=rd.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):md).toConst("cameraProjectionMatrix")}else null===td&&(td=Na(e.projectionMatrix).setName("cameraProjectionMatrix").setGroup(Ta).onRenderUpdate(({camera:e})=>e.projectionMatrix)),t=td;return t}).once()(),xd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);null===id?id=kl(r).setGroup(Ta).setName("cameraProjectionMatricesInverse"):id.array=r,t=id.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):md).toConst("cameraProjectionMatrixInverse")}else null===sd&&(sd=Na(e.projectionMatrixInverse).setName("cameraProjectionMatrixInverse").setGroup(Ta).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse)),t=sd;return t}).once()(),Td=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);null===ad?ad=kl(r).setGroup(Ta).setName("cameraViewMatrices"):ad.array=r,t=ad.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):md).toConst("cameraViewMatrix")}else null===nd&&(nd=Na(e.matrixWorldInverse).setName("cameraViewMatrix").setGroup(Ta).onRenderUpdate(({camera:e})=>e.matrixWorldInverse)),t=nd;return t}).once()(),_d=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);null===ud?ud=kl(r).setGroup(Ta).setName("cameraWorldMatrices"):ud.array=r,t=ud.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):md).toConst("cameraWorldMatrix")}else null===od&&(od=Na(e.matrixWorld).setName("cameraWorldMatrix").setGroup(Ta).onRenderUpdate(({camera:e})=>e.matrixWorld)),t=od;return t}).once()(),vd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);null===dd?dd=kl(r).setGroup(Ta).setName("cameraNormalMatrices"):dd.array=r,t=dd.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):md).toConst("cameraNormalMatrix")}else null===ld&&(ld=Na(e.normalMatrix).setName("cameraNormalMatrix").setGroup(Ta).onRenderUpdate(({camera:e})=>e.normalMatrix)),t=ld;return t}).once()(),Nd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld))),t=cd;return t}).once()(),Sd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);null===gd?gd=kl(r,"vec4").setGroup(Ta).setName("cameraViewports"):gd.array=r,t=gd.element(md).toConst("cameraViewport")}else null===pd&&(pd=wn(0,0,Xl.x,Xl.y).toConst("cameraViewport")),t=pd;return t}).once()(),Rd=new F;class Ad extends di{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=ti.OBJECT,this.uniformNode=new va(null)}generateNodeType(){const e=this.scope;return e===Ad.WORLD_MATRIX?"mat4":e===Ad.POSITION||e===Ad.VIEW_POSITION||e===Ad.DIRECTION||e===Ad.SCALE?"vec3":e===Ad.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===Ad.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===Ad.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===Ad.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===Ad.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===Ad.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===Ad.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),Rd.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=Rd.radius}}generate(e){const t=this.scope;return t===Ad.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===Ad.POSITION||t===Ad.VIEW_POSITION||t===Ad.DIRECTION||t===Ad.SCALE?this.uniformNode.nodeType="vec3":t===Ad.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}Ad.WORLD_MATRIX="worldMatrix",Ad.POSITION="position",Ad.SCALE="scale",Ad.VIEW_POSITION="viewPosition",Ad.DIRECTION="direction",Ad.RADIUS="radius";const Ed=nn(Ad,Ad.DIRECTION).setParameterLength(1),wd=nn(Ad,Ad.WORLD_MATRIX).setParameterLength(1),Cd=nn(Ad,Ad.POSITION).setParameterLength(1),Md=nn(Ad,Ad.SCALE).setParameterLength(1),Bd=nn(Ad,Ad.VIEW_POSITION).setParameterLength(1),Fd=nn(Ad,Ad.RADIUS).setParameterLength(1);class Ld extends Ad{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const Pd=an(Ld,Ld.DIRECTION),Dd=an(Ld,Ld.WORLD_MATRIX),Ud=an(Ld,Ld.POSITION),Id=an(Ld,Ld.SCALE),Od=an(Ld,Ld.VIEW_POSITION),Vd=an(Ld,Ld.RADIUS),kd=Na(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),Gd=Na(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),zd=dn(e=>e.context.modelViewMatrix||$d).once()().toVar("modelViewMatrix"),$d=Td.mul(Dd),Wd=dn(e=>(e.context.isHighPrecisionModelViewMatrix=!0,Na("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),Hd=dn(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return Na("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),qd=dn(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),wn()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),jd=Sl("position","vec3"),Xd=jd.toVarying("positionLocal"),Kd=jd.toVarying("positionPrevious"),Qd=dn(e=>Dd.mul(Xd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Yd=dn(()=>Xd.transformDirection(Dd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Zd=dn(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=xd.mul(qd);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),Jd=dn(e=>{let t;return t=e.camera.isOrthographicCamera?Sn(0,0,1):Zd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class ec extends di{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===L?"false":e.getFrontFacing()}}const tc=an(ec),rc=fn(tc).mul(2).sub(1),sc=dn(([e],{material:t})=>{const r=t.side;return r===L?e=e.mul(-1):r===P&&(e=e.mul(rc)),e}),ic=Sl("normal","vec3"),nc=dn(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),Sn(0,1,0)):ic,"vec3").once()().toVar("normalLocal"),ac=Zd.dFdx().cross(Zd.dFdy()).normalize().toVar("normalFlat"),oc=dn(e=>{let t;return t=e.isFlatShading()?ac:pc(nc).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),uc=dn(e=>{let t=oc.transformDirection(Td);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),lc=dn(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=oc,!0!==e.isFlatShading()&&(t=sc(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),dc=lc.transformDirection(Td).toVar("normalWorld"),cc=dn(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?lc:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),hc=dn(([e,t=Dd])=>{const r=Ln(t),s=e.div(Sn(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),pc=dn(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=kd.mul(e);return Td.transformDirection(s)}),gc=dn(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),lc)).once(["NORMAL","VERTEX"])(),mc=dn(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),dc)).once(["NORMAL","VERTEX"])(),fc=dn(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),cc)).once(["NORMAL","VERTEX"])(),yc=new D,bc=new a,xc=Na(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),Tc=Na(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),_c=Na(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?(yc.copy(r),bc.makeRotationFromEuler(yc)):bc.identity(),bc}),vc=Jd.negate().reflect(lc),Nc=Jd.negate().refract(lc,xc),Sc=vc.transformDirection(Td).toVar("reflectVector"),Rc=Nc.transformDirection(Td).toVar("reflectVector"),Ac=new U;class Ec extends Fl{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===I?Sc:e.mapping===O?Rc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),Sn(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?Sn(t.x,t.y.negate(),t.z):t:(e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=Sn(t.x.negate(),t.yz)),_c.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const wc=nn(Ec).setParameterLength(1,4).setName("cubeTexture"),Cc=(e=Ac,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=en(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=en(t)),null!==r&&(i.levelNode=en(r)),null!==s&&(i.biasNode=en(s))):i=wc(e,t,r,s),i};class Mc extends ci{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(e),s=this.getNodeType(e);return e.format(t,r,s)}}class Bc extends di{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=ti.OBJECT}element(e){return new Mc(this,en(e))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?Il(null,e,this.count):Array.isArray(this.getValueFromReference())?kl(null,e):"texture"===e?Pl(null):"cubeTexture"===e?Cc(null):Na(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Bc(e,t,r),Lc=(e,t,r,s)=>new Bc(e,t,s,r);class Pc extends Bc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const Dc=(e,t,r=null)=>new Pc(e,t,r),Uc=Rl(),Ic=Zd.dFdx(),Oc=Zd.dFdy(),Vc=Uc.dFdx(),kc=Uc.dFdy(),Gc=lc,zc=Oc.cross(Gc),$c=Gc.cross(Ic),Wc=zc.mul(Vc.x).add($c.mul(kc.x)),Hc=zc.mul(Vc.y).add($c.mul(kc.y)),qc=Wc.dot(Wc).max(Hc.dot(Hc)),jc=qc.equal(0).select(0,qc.inverseSqrt()),Xc=Wc.mul(jc).toVar("tangentViewFrame"),Kc=Hc.mul(jc).toVar("bitangentViewFrame"),Qc=Sl("tangent","vec4"),Yc=Qc.xyz.toVar("tangentLocal"),Zc=dn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?zd.mul(wn(Yc,0)).xyz.toVarying("v_tangentView").normalize():Xc,!0!==e.isFlatShading()&&(t=sc(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),Jc=Zc.transformDirection(Td).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),eh=dn(([e,t],r)=>{let s=e.mul(Qc.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),th=eh(ic.cross(Qc),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),rh=eh(nc.cross(Yc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),sh=dn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?eh(lc.cross(Zc),"v_bitangentView").normalize():Kc,!0!==e.isFlatShading()&&(t=sc(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),ih=eh(dc.cross(Jc),"v_bitangentWorld").normalize().toVar("bitangentWorld"),nh=Ln(Zc,sh,lc).toVar("TBNViewMatrix"),ah=Jd.mul(nh),oh=dn(()=>{let e=ta.cross(Jd);return e=e.cross(ta).normalize(),e=ou(e,lc,Jn.mul($n.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),uh=e=>en(e).mul(.5).add(.5),lh=e=>Sn(e,To(lu(fn(1).sub(Zo(e,e)))));class dh extends pi{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=V,this.unpackNormalMode=k}setup(e){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===V?s===G?i=lh(i.xy):s===z?i=lh(i.yw):s!==k&&console.error(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==k&&console.error(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.isFlatShading()&&(t=sc(t)),i=Sn(i.xy.mul(t),i.z)}let n=null;return t===$?n=pc(i):t===V?n=nh.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=lc),n}}const ch=nn(dh).setParameterLength(1,2),hh=dn(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||Rl()),forceUVContext:!0}),s=fn(r(e=>e));return Tn(fn(r(e=>e.add(e.dFdx()))).sub(s),fn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),ph=dn(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(rc),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class gh extends pi{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=hh({textureNode:this.textureNode,bumpScale:e});return ph({surf_pos:Zd,surf_norm:lc,dHdxy:t})}}const mh=nn(gh).setParameterLength(1,2),fh=new Map;class yh extends di{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=fh.get(e);return void 0===r&&(r=Dc(e,t),fh.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===yh.COLOR){const e=void 0!==t.color?this.getColor(r):Sn();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===yh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===yh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:fn(1);else if(r===yh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===yh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===yh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===yh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===yh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===yh.NORMAL)t.normalMap?(s=ch(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=W&&t.normalMap.format!=H&&t.normalMap.format!=q||(s.unpackNormalMode=G)):s=t.bumpMap?mh(this.getTexture("bump").r,this.getFloat("bumpScale")):lc;else if(r===yh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===yh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===yh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?ch(this.getTexture(r),this.getCache(r+"Scale","vec2")):lc;else if(r===yh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===yh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===yh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Fn(tp.x,tp.y,tp.y.negate(),tp.x).mul(e.rg.mul(2).sub(Tn(1)).normalize().mul(e.b))}else s=tp;else if(r===yh.IRIDESCENCE_THICKNESS){const e=Fc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=Fc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===yh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===yh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===yh.IOR)s=this.getFloat(r);else if(r===yh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===yh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===yh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):fn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}yh.ALPHA_TEST="alphaTest",yh.COLOR="color",yh.OPACITY="opacity",yh.SHININESS="shininess",yh.SPECULAR="specular",yh.SPECULAR_STRENGTH="specularStrength",yh.SPECULAR_INTENSITY="specularIntensity",yh.SPECULAR_COLOR="specularColor",yh.REFLECTIVITY="reflectivity",yh.ROUGHNESS="roughness",yh.METALNESS="metalness",yh.NORMAL="normal",yh.CLEARCOAT="clearcoat",yh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",yh.CLEARCOAT_NORMAL="clearcoatNormal",yh.EMISSIVE="emissive",yh.ROTATION="rotation",yh.SHEEN="sheen",yh.SHEEN_ROUGHNESS="sheenRoughness",yh.ANISOTROPY="anisotropy",yh.IRIDESCENCE="iridescence",yh.IRIDESCENCE_IOR="iridescenceIOR",yh.IRIDESCENCE_THICKNESS="iridescenceThickness",yh.IOR="ior",yh.TRANSMISSION="transmission",yh.THICKNESS="thickness",yh.ATTENUATION_DISTANCE="attenuationDistance",yh.ATTENUATION_COLOR="attenuationColor",yh.LINE_SCALE="scale",yh.LINE_DASH_SIZE="dashSize",yh.LINE_GAP_SIZE="gapSize",yh.LINE_WIDTH="linewidth",yh.LINE_DASH_OFFSET="dashOffset",yh.POINT_SIZE="size",yh.DISPERSION="dispersion",yh.LIGHT_MAP="light",yh.AO="ao";const bh=an(yh,yh.ALPHA_TEST),xh=an(yh,yh.COLOR),Th=an(yh,yh.SHININESS),_h=an(yh,yh.EMISSIVE),vh=an(yh,yh.OPACITY),Nh=an(yh,yh.SPECULAR),Sh=an(yh,yh.SPECULAR_INTENSITY),Rh=an(yh,yh.SPECULAR_COLOR),Ah=an(yh,yh.SPECULAR_STRENGTH),Eh=an(yh,yh.REFLECTIVITY),wh=an(yh,yh.ROUGHNESS),Ch=an(yh,yh.METALNESS),Mh=an(yh,yh.NORMAL),Bh=an(yh,yh.CLEARCOAT),Fh=an(yh,yh.CLEARCOAT_ROUGHNESS),Lh=an(yh,yh.CLEARCOAT_NORMAL),Ph=an(yh,yh.ROTATION),Dh=an(yh,yh.SHEEN),Uh=an(yh,yh.SHEEN_ROUGHNESS),Ih=an(yh,yh.ANISOTROPY),Oh=an(yh,yh.IRIDESCENCE),Vh=an(yh,yh.IRIDESCENCE_IOR),kh=an(yh,yh.IRIDESCENCE_THICKNESS),Gh=an(yh,yh.TRANSMISSION),zh=an(yh,yh.THICKNESS),$h=an(yh,yh.IOR),Wh=an(yh,yh.ATTENUATION_DISTANCE),Hh=an(yh,yh.ATTENUATION_COLOR),qh=an(yh,yh.LINE_SCALE),jh=an(yh,yh.LINE_DASH_SIZE),Xh=an(yh,yh.LINE_GAP_SIZE),Kh=an(yh,yh.LINE_WIDTH),Qh=an(yh,yh.LINE_DASH_OFFSET),Yh=an(yh,yh.POINT_SIZE),Zh=an(yh,yh.DISPERSION),Jh=an(yh,yh.LIGHT_MAP),ep=an(yh,yh.AO),tp=Na(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),rp=dn(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class sp extends ci{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const ip=nn(sp).setParameterLength(2);class np extends Ul{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=$s(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=si.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){let t;if(0===this.bufferCount){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return ip(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(si.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=tl(this.value),this._varying=Uu(this._attribute)),{attribute:this._attribute,varying:this._varying}}generateNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generateNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const ap=(e,t=null,r=0)=>new np(e,t,r);class op extends di{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===op.VERTEX)s=e.getVertexIndex();else if(r===op.INSTANCE)s=e.getInstanceIndex();else if(r===op.DRAW)s=e.getDrawIndex();else if(r===op.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===op.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==op.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Uu(this).build(e,t)}return i}}op.VERTEX="vertex",op.INSTANCE="instance",op.SUBGROUP="subgroup",op.INVOCATION_LOCAL="invocationLocal",op.INVOCATION_SUBGROUP="invocationSubgroup",op.DRAW="draw";const up=an(op,op.VERTEX),lp=an(op,op.INSTANCE),dp=an(op,op.SUBGROUP),cp=an(op,op.INVOCATION_SUBGROUP),hp=an(op,op.INVOCATION_LOCAL),pp=an(op,op.DRAW);class gp extends di{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=ti.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=ap(s,"vec3",Math.max(s.count,1)).element(lp);else{const e=new j(s.array,3),t=s.usage===x?sl:rl;this.bufferColor=e,r=Sn(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(Xd).xyz;if(Xd.assign(n),e.needsPreviousData()&&Kd.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=hc(nc,t);nc.assign(e)}null!==this.instanceColorNode&&Vn("vec3","vInstanceColor").assign(this.instanceColorNode)}update(e){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version)),null!==this.previousInstanceMatrixNode&&e.object.previousInstanceMatrix.array.set(this.instanceMatrix.array)}getPreviousInstancedPosition(e){const t=e.object;return null===this.previousInstanceMatrixNode&&(t.previousInstanceMatrix=this.instanceMatrix.clone(),this.previousInstanceMatrixNode=this._createInstanceMatrixNode(!1,e)),this.previousInstanceMatrixNode.mul(Kd).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=ap(s,"mat4",Math.max(i,1)).element(lp);else{if(16*i*4<=t.getUniformBufferLimit())r=Il(s.array,"mat4",Math.max(i,1)).element(lp);else{const t=new X(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?sl:rl,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=Pn(...n)}}return r}}const mp=nn(gp).setParameterLength(2,3);class fp extends gp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const yp=nn(fp).setParameterLength(1);class bp extends di{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=lp:this.batchingIdNode=pp);const t=dn(([e])=>{const t=yn(El(Dl(this.batchMesh._indirectTexture),0).x).toConst(),r=yn(e).mod(t).toConst(),s=yn(e).div(t).toConst();return Dl(this.batchMesh._indirectTexture,_n(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(yn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=yn(El(Dl(s),0).x).toConst(),n=fn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=Pn(Dl(s,_n(a,o)),Dl(s,_n(a.add(1),o)),Dl(s,_n(a.add(2),o)),Dl(s,_n(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=dn(([e])=>{const t=yn(El(Dl(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Dl(l,_n(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);Vn("vec3","vBatchColor").assign(t)}const d=Ln(u);Xd.assign(u.mul(Xd));const c=nc.div(Sn(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;nc.assign(h),e.hasGeometryAttribute("tangent")&&Yc.mulAssign(d)}}const xp=nn(bp).setParameterLength(1),Tp=new WeakMap;class _p extends di{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=ti.OBJECT,this.skinIndexNode=Sl("skinIndex","uvec4"),this.skinWeightNode=Sl("skinWeight","vec4"),this.bindMatrixNode=Fc("bindMatrix","mat4"),this.bindMatrixInverseNode=Fc("bindMatrixInverse","mat4"),this.boneMatricesNode=Lc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Xd,this.toPositionNode=Xd,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=Fa(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormalAndTangent(e=this.boneMatricesNode,t=nc,r=Yc){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:n,bindMatrixInverseNode:a}=this,o=e.element(s.x),u=e.element(s.y),l=e.element(s.z),d=e.element(s.w);let c=Fa(i.x.mul(o),i.y.mul(u),i.z.mul(l),i.w.mul(d));c=a.mul(c).mul(n);return{skinNormal:c.transformDirection(t).xyz,skinTangent:c.transformDirection(r).xyz}}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=Lc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Kd)}setup(e){e.needsPreviousData()&&Kd.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const{skinNormal:t,skinTangent:r}=this.getSkinnedNormalAndTangent();nc.assign(t),e.hasGeometryAttribute("tangent")&&Yc.assign(r)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;Tp.get(t)!==e.frameId&&(Tp.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const vp=e=>new _p(e);class Np extends di{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number.",this.stackTrace),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew Np(sn(e,"int")).toStack(),Rp=()=>gl("break").toStack(),Ap=new WeakMap,Ep=new s,wp=dn(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=yn(up).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Dl(e,_n(u,o)).depth(i).xyz.mul(t)});class Cp extends di{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=Na(1),this.updateType=ti.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=Ap.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new K(m,h,p,a);f.type=Q,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=fn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Dl(this.mesh.morphTexture,_n(yn(e).add(1),yn(lp))).r):t.assign(Fc("morphTargetInfluences","float").element(e).toVar()),pn(t.notEqual(0),()=>{!0===s&&Xd.addAssign(wp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:yn(0)})),!0===i&&nc.addAssign(wp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:yn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const Mp=nn(Cp).setParameterLength(1);class Bp extends di{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class Fp extends Bp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class Lp extends _u{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:Sn().toVar("directDiffuse"),directSpecular:Sn().toVar("directSpecular"),indirectDiffuse:Sn().toVar("indirectDiffuse"),indirectSpecular:Sn().toVar("indirectSpecular")};return{radiance:Sn().toVar("radiance"),irradiance:Sn().toVar("irradiance"),iblIrradiance:Sn().toVar("iblIrradiance"),ambientOcclusion:fn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const Pp=nn(Lp);class Dp extends Bp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const Up=new t;class Ip extends Fl{static get type(){return"ViewportTextureNode"}constructor(e=jl,t=null,r=null){let s=null;null===r?(s=new Y,s.minFilter=Z,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=ti.RENDER,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;return this.value=this.getTextureForReference(i),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;null===i?t.getDrawingBufferSize(Up):i.getDrawingBufferSize?i.getDrawingBufferSize(Up):Up.set(i.width,i.height);const n=this.getTextureForReference(i);n.image.width===Up.width&&n.image.height===Up.height||(n.image.width=Up.width,n.image.height=Up.height,n.needsUpdate=!0);const a=n.generateMipmaps;n.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(n),n.generateMipmaps=a}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const Op=nn(Ip).setParameterLength(0,3),Vp=nn(Ip,null,null,{generateMipmaps:!0}).setParameterLength(0,3),kp=Vp(),Gp=(e=jl,t=null)=>kp.sample(e,t);let zp=null;class $p extends Ip{static get type(){return"ViewportDepthTextureNode"}constructor(e=jl,t=null,r=null){null===r&&(null===zp&&(zp=new J),r=zp),super(e,t,r)}}const Wp=nn($p).setParameterLength(0,3);class Hp extends di{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===Hp.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===Hp.DEPTH_BASE)null!==r&&(s=Zp().assign(r));else if(t===Hp.DEPTH)s=e.isPerspectiveCamera?Xp(Zd.z,fd,yd):qp(Zd.z,fd,yd);else if(t===Hp.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Qp(r,fd,yd);s=qp(e,fd,yd)}else s=r;else s=qp(Zd.z,fd,yd);return s}}Hp.DEPTH_BASE="depthBase",Hp.DEPTH="depth",Hp.LINEAR_DEPTH="linearDepth";const qp=(e,t,r)=>e.add(t).div(t.sub(r)),jp=dn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?r.sub(t).mul(e).sub(r):t.sub(r).mul(e).sub(t)),Xp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Kp=(e,t,r)=>t.mul(e.add(r)).div(e.mul(t.sub(r))),Qp=dn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?t.mul(r).div(t.sub(r).mul(e).sub(t)):t.mul(r).div(r.sub(t).mul(e).sub(r))),Yp=(e,t,r)=>{t=t.max(1e-6).toVar();const s=xo(e.negate().div(t)),i=xo(r.div(t));return s.div(i)},Zp=nn(Hp,Hp.DEPTH_BASE),Jp=an(Hp,Hp.DEPTH),eg=nn(Hp,Hp.LINEAR_DEPTH).setParameterLength(0,1),tg=eg(Wp());Jp.assign=e=>Zp(e);class rg extends di{static get type(){return"ClippingNode"}constructor(e=rg.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===rg.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===rg.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return dn(()=>{const r=fn().toVar("distanceToPlane"),s=fn().toVar("distanceToGradient"),i=fn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=kl(t).setGroup(Ta);Sp(n,({i:t})=>{const n=e.element(t);r.assign(Zd.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(cu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=kl(e).setGroup(Ta),n=fn(1).toVar("intersectionClipOpacity");Sp(a,({i:e})=>{const i=t.element(e);r.assign(Zd.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(cu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}kn.a.mulAssign(i),kn.a.equal(0).discard()})()}setupDefault(e,t){return dn(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=kl(t).setGroup(Ta);Sp(r,({i:t})=>{const r=e.element(t);Zd.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=kl(e).setGroup(Ta),r=xn(!0).toVar("clipped");Sp(s,({i:e})=>{const s=t.element(e);r.assign(Zd.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),dn(()=>{const s=kl(e).setGroup(Ta),i=zl(t.getClipDistance());Sp(r,({i:e})=>{const t=s.element(e),r=Zd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}rg.ALPHA_TO_COVERAGE="alphaToCoverage",rg.DEFAULT="default",rg.HARDWARE="hardware";const sg=dn(([e])=>Ro(Pa(1e4,Ao(Pa(17,e.x).add(Pa(.1,e.y)))).mul(Fa(.1,Fo(Ao(Pa(13,e.y).add(e.x))))))),ig=dn(([e])=>sg(Tn(sg(e.xy),e.z))),ng=dn(([e])=>{const t=jo(Po(Io(e.xyz)),Po(Oo(e.xyz))),r=fn(1).div(fn(.05).mul(t)).toVar("pixScale"),s=Tn(yo(vo(xo(r))),yo(No(xo(r)))),i=Tn(ig(vo(s.x.mul(e.xyz))),ig(vo(s.y.mul(e.xyz)))),n=Ro(xo(r)),a=Fa(Pa(n.oneMinus(),i.x),Pa(n,i.y)),o=qo(n,n.oneMinus()),u=Sn(a.mul(a).div(Pa(2,o).mul(La(1,o))),a.sub(Pa(.5,o)).div(La(1,o)),La(1,La(1,a).mul(La(1,a)).div(Pa(2,o).mul(La(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return uu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class ag extends Nl{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const og=(e=0)=>new ag(e),ug=dn(([e,t])=>qo(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),lg=dn(([e,t])=>qo(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),dg=dn(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),cg=dn(([e,t])=>ou(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),Xo(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),hg=dn(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return wn(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),pg=dn(([e])=>wn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),gg=dn(([e])=>(pn(e.a.equal(0),()=>wn(0)),wn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class mg extends ee{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.maskShadowNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Os(t.slice(0,-4)),r.getCacheKey());return this.type+Vs(e)}build(e){this.setup(e)}setupObserver(e){return new Ps(e)}setup(e){e.context.setupNormal=()=>Pu(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();!0===t.contextNode.isContextNode?e.context={...e.context,...t.contextNode.getFlowContextData()}:o('NodeMaterial: "renderer.contextNode" must be an instance of `context()`.'),null!==this.contextNode&&(!0===this.contextNode.isContextNode?e.context={...e.context,...this.contextNode.getFlowContextData()}:o('NodeMaterial: "material.contextNode" must be an instance of `context()`.')),e.addStack();const s=this.setupVertex(e),i=Pu(this.vertexNode||s,"VERTEX");let n;e.context.clipSpace=i,e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=wn(s,kn.a).max(0);n=this.setupOutput(e,i),aa.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&aa.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=wn(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=new rg(rg.ALPHA_TO_COVERAGE):e.stack.addToStack(new rg)}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(new rg(rg.HARDWARE)),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?Yp(Zd.z,fd,yd):qp(Zd.z,fd,yd))}null!==s&&Jp.assign(s).toStack()}setupPositionView(){return zd.mul(Xd).xyz}setupModelViewProjection(){return bd.mul(Zd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),rp}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&Mp(t).toStack(),!0===t.isSkinnedMesh&&vp(t).toStack(),this.displacementMap){const e=Dc("displacementMap","texture"),t=Dc("displacementScale","float"),r=Dc("displacementBias","float");Xd.addAssign(nc.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&xp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&yp(t).toStack(),null!==this.positionNode&&Xd.assign(Pu(this.positionNode,"POSITION","vec3")),Xd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&xn(this.maskNode).not().discard();let s=this.colorNode?wn(this.colorNode):xh;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(og())),t.instanceColor){s=Vn("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=Vn("vec3","vBatchColor").mul(s)}kn.assign(s);const i=this.opacityNode?fn(this.opacityNode):vh;kn.a.assign(kn.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?fn(this.alphaTestNode):bh,!0===this.alphaToCoverage?(kn.a=cu(n,n.add(zo(kn.a)),kn.a),kn.a.lessThanEqual(0).discard()):kn.a.lessThanEqual(n).discard()),!0===this.alphaHash&&kn.a.lessThan(ng(Xd)).discard(),e.isOpaque()&&kn.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Sn(0):kn.rgb}setupNormal(){return this.normalNode?Sn(this.normalNode):Mh}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?Dc("envMap","cubeTexture"):Dc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Dp(Jh)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=ep),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new Fp(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=Pp(n,t,r,s)}else null!==r&&(a=Sn(null!==s?ou(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(zn.assign(Sn(i||_h)),a=a.add(zn)),a}setupFog(e,t){const r=e.fogNode;return r&&(aa.assign(t),t=wn(r.toVar())),t}setupPremultipliedAlpha(e,t){return pg(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=ee.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.maskShadowNode=e.maskShadowNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const fg=new te;class yg extends mg{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(fg),this.setValues(e)}}const bg=new re;class xg extends mg{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(bg),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?fn(this.offsetNode):Qh,t=this.dashScaleNode?fn(this.dashScaleNode):qh,r=this.dashSizeNode?fn(this.dashSizeNode):jh,s=this.gapSizeNode?fn(this.gapSizeNode):Xh;oa.assign(r),ua.assign(s);const i=Uu(Sl("lineDistance").mul(t));(e?i.add(e):i).mod(oa.add(ua)).greaterThan(oa).discard()}}const Tg=new re;class _g extends mg{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(Tg),this.vertexColors=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=se,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.vertexColors,i=this._useDash,n=this._useWorldUnits,a=dn(({start:e,end:t})=>{const r=bd.element(2).element(2),s=bd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return wn(ou(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=dn(()=>{const e=Sl("instanceStart"),t=Sl("instanceEnd"),r=wn(zd.mul(wn(e,1))).toVar("start"),s=wn(zd.mul(wn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?fn(this.dashScaleNode):qh,t=this.offsetNode?fn(this.offsetNode):Qh,r=Sl("instanceDistanceStart"),s=Sl("instanceDistanceEnd");let i=jd.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),Vn("float","lineDistance").assign(i)}n&&(Vn("vec3","worldStart").assign(r.xyz),Vn("vec3","worldEnd").assign(s.xyz));const o=Ql.z.div(Ql.w),u=bd.element(2).element(3).equal(-1);pn(u,()=>{pn(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=bd.mul(r),d=bd.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=wn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=ou(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=Vn("vec4","worldPos");o.assign(jd.y.lessThan(.5).select(r,s));const u=Kh.mul(.5);o.addAssign(wn(jd.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(wn(jd.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(wn(a.mul(u),0)),pn(jd.y.greaterThan(1).or(jd.y.lessThan(0)),()=>{o.subAssign(wn(a.mul(2).mul(u),0))})),g.assign(bd.mul(o));const l=Sn().toVar();l.assign(jd.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=Tn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(jd.x.lessThan(0).select(e.negate(),e)),pn(jd.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(jd.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Kh)),e.assign(e.div(Ql.w.div(ql))),g.assign(jd.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(wn(e,0,0)))}return g})();const o=dn(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return Tn(h,p)});if(this.colorNode=dn(()=>{const e=Rl();if(i){const t=this.dashSizeNode?fn(this.dashSizeNode):jh,r=this.gapSizeNode?fn(this.gapSizeNode):Xh;oa.assign(t),ua.assign(r);const s=Vn("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(oa.add(ua)).greaterThan(oa).discard()}const a=fn(1).toVar("alpha");if(n){const e=Vn("vec3","worldStart"),s=Vn("vec3","worldEnd"),n=Vn("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:Sn(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(Kh);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(cu(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=fn(s.fwidth()).toVar("dlen");pn(e.y.abs().greaterThan(1),()=>{a.assign(cu(i.oneMinus(),i.add(1),s).oneMinus())})}else pn(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=Sl("instanceColorStart"),t=Sl("instanceColorEnd");u=jd.y.lessThan(.5).select(e,t).mul(xh)}else u=xh;return wn(u,a)})(),this.transparent){const e=this.opacityNode?fn(this.opacityNode):vh;this.outputNode=wn(this.colorNode.rgb.mul(e).add(Gp().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const vg=new ie;class Ng extends mg{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(vg),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?fn(this.opacityNode):vh;kn.assign($u(wn(uh(lc),e),ne))}}const Sg=dn(([e=Yd])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return Tn(t,r)});class Rg extends ae{constructor(e=1,t={}){super(e,e,t),this.isCubeRenderTarget=!0;const r={width:e,height:e,depth:1},s=[r,r,r,r,r,r];this.texture=new U(s),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new oe(5,5,5),n=Sg(Yd),a=new mg;a.colorNode=Pl(t,n,0),a.side=L,a.blending=se;const o=new ue(i,a),u=new le;u.add(o),t.minFilter===Z&&(t.minFilter=de);const l=new ce(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.generateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}clear(e,t=!0,r=!0,s=!0){const i=e.getRenderTarget();for(let i=0;i<6;i++)e.setRenderTarget(this,i),e.clear(t,r,s);e.setRenderTarget(i)}}const Ag=new WeakMap;class Eg extends pi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=Cc(null);const t=new U;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=ti.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===he||r===pe){if(Ag.has(e)){const t=Ag.get(e);Cg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new Rg(r.height);s.fromEquirectangularTexture(t,e),Cg(s.texture,e.mapping),this._cubeTexture=s.texture,Ag.set(e,s.texture),e.addEventListener("dispose",wg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function wg(e){const t=e.target;t.removeEventListener("dispose",wg);const r=Ag.get(t);void 0!==r&&(Ag.delete(t),r.dispose())}function Cg(e,t){t===he?e.mapping=I:t===pe&&(e.mapping=O)}const Mg=nn(Eg).setParameterLength(1);class Bg extends Bp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=Mg(this.envNode)}}class Fg extends Bp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=fn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class Lg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class Pg extends Lg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(wn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(wn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign(kn.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case fe:s.rgb.assign(ou(s.rgb,s.rgb.mul(i.rgb),Ah.mul(Eh)));break;case me:s.rgb.assign(ou(s.rgb,i.rgb,Ah.mul(Eh)));break;case ge:s.rgb.addAssign(i.rgb.mul(Ah.mul(Eh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Dg=new ye;class Ug extends mg{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Dg),this.setValues(e)}setupNormal(){return sc(oc)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Bg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Fg(Jh)),t}setupOutgoingLight(){return kn.rgb}setupLightingModel(){return new Pg}}const Ig=dn(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Og=dn(e=>e.diffuseColor.mul(1/Math.PI)),Vg=dn(({dotNH:e})=>na.mul(fn(.5)).add(1).mul(fn(1/Math.PI)).mul(e.pow(na))),kg=dn(({lightDirection:e})=>{const t=e.add(Jd).normalize(),r=lc.dot(t).clamp(),s=Jd.dot(t).clamp(),i=Ig({f0:ra,f90:1,dotVH:s}),n=fn(.25),a=Vg({dotNH:r});return i.mul(n).mul(a)});class Gg extends Pg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=lc.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Og({diffuseColor:kn.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(kg({lightDirection:e})).mul(Ah))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Og({diffuseColor:kn}))),s.indirectDiffuse.mulAssign(t)}}const zg=new be;class $g extends mg{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(zg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Bg(t):null}setupLightingModel(){return new Gg(!1)}}const Wg=new xe;class Hg extends mg{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Wg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Bg(t):null}setupLightingModel(){return new Gg}setupVariants(){const e=(this.shininessNode?fn(this.shininessNode):Th).max(1e-4);na.assign(e);const t=this.specularNode||Nh;ra.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const qg=dn(e=>{if(!1===e.geometry.hasAttribute("normal"))return fn(0);const t=oc.dFdx().abs().max(oc.dFdy().abs());return t.x.max(t.y).max(t.z)}),jg=dn(e=>{const{roughness:t}=e,r=qg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Xg=dn(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Da(.5,i.add(n).max(no))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Kg=dn(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(Sn(e.mul(r),t.mul(s),a).length()),l=a.mul(Sn(e.mul(i),t.mul(n),o).length());return Da(.5,u.add(l))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),Qg=dn(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),Yg=fn(1/Math.PI),Zg=dn(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=Sn(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return Yg.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),Jg=dn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=lc,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(Jd).normalize(),d=n.dot(e).clamp(),c=n.dot(Jd).clamp(),h=n.dot(l).clamp(),p=Jd.dot(l).clamp();let g,m,f=Ig({f0:t,f90:r,dotVH:p});if(Yi(a)&&(f=Kn.mix(f,i)),Yi(o)){const t=ea.dot(e),r=ea.dot(Jd),s=ea.dot(l),i=ta.dot(e),n=ta.dot(Jd),a=ta.dot(l);g=Kg({alphaT:Zn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Zg({alphaT:Zn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Xg({alpha:u,dotNL:d,dotNV:c}),m=Qg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),em=new 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tm=null;const rm=dn(({roughness:e,dotNV:t})=>{null===tm&&(tm=new Te(em,16,16,W,_e),tm.name="DFG_LUT",tm.minFilter=de,tm.magFilter=de,tm.wrapS=ve,tm.wrapT=ve,tm.generateMipmaps=!1,tm.needsUpdate=!0);const r=Tn(e,t);return Pl(tm,r).rg}),sm=dn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=Jg({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=lc.dot(e).clamp(),l=lc.dot(Jd).clamp(),d=rm({roughness:s,dotNV:l}),c=rm({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=fn(1).sub(g),y=fn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(fn(1).sub(f.mul(y).mul(b).mul(b)).add(no)),T=f.mul(y),_=x.mul(T);return o.add(_)}),im=dn(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=rm({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),nm=dn(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(Sn(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),am=dn(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=fn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return fn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),om=dn(({dotNV:e,dotNL:t})=>fn(1).div(fn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),um=dn(({lightDirection:e})=>{const t=e.add(Jd).normalize(),r=lc.dot(e).clamp(),s=lc.dot(Jd).clamp(),i=lc.dot(t).clamp(),n=am({roughness:Xn,dotNH:i}),a=om({dotNV:s,dotNL:r});return jn.mul(n).mul(a)}),lm=dn(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=Tn(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),dm=dn(({f:e})=>{const t=e.length();return jo(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),cm=dn(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,jo(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),hm=dn(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=Sn().toVar();return pn(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const u=t.sub(e.mul(t.dot(e))).normalize(),l=e.cross(u).negate(),d=s.mul(Ln(u,l,e).transpose()).toVar(),h=d.mul(i.sub(r)).normalize().toVar(),p=d.mul(n.sub(r)).normalize().toVar(),g=d.mul(a.sub(r)).normalize().toVar(),m=d.mul(o.sub(r)).normalize().toVar(),f=Sn(0).toVar();f.addAssign(cm({v1:h,v2:p})),f.addAssign(cm({v1:p,v2:g})),f.addAssign(cm({v1:g,v2:m})),f.addAssign(cm({v1:m,v2:h})),c.assign(Sn(dm({f:f})))}),c}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),pm=dn(({P:e,p0:t,p1:r,p2:s,p3:i})=>{const n=r.sub(t).toVar(),a=i.sub(t).toVar(),o=n.cross(a),u=Sn().toVar();return pn(o.dot(e.sub(t)).greaterThanEqual(0),()=>{const n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=Sn(0).toVar();d.addAssign(cm({v1:n,v2:a})),d.addAssign(cm({v1:a,v2:o})),d.addAssign(cm({v1:o,v2:l})),d.addAssign(cm({v1:l,v2:n})),u.assign(Sn(dm({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),gm=1/6,mm=e=>Pa(gm,Pa(e,Pa(e,e.negate().add(3)).sub(3)).add(1)),fm=e=>Pa(gm,Pa(e,Pa(e,Pa(3,e).sub(6))).add(4)),ym=e=>Pa(gm,Pa(e,Pa(e,Pa(-3,e).add(3)).add(3)).add(1)),bm=e=>Pa(gm,eu(e,3)),xm=e=>mm(e).add(fm(e)),Tm=e=>ym(e).add(bm(e)),_m=e=>Fa(-1,fm(e).div(mm(e).add(fm(e)))),vm=e=>Fa(1,bm(e).div(ym(e).add(bm(e)))),Nm=(e,t,r)=>{const s=e.uvNode,i=Pa(s,t.zw).add(.5),n=vo(i),a=Ro(i),o=xm(a.x),u=Tm(a.x),l=_m(a.x),d=vm(a.x),c=_m(a.y),h=vm(a.y),p=Tn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=Tn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=Tn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=Tn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=xm(a.y).mul(Fa(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=Tm(a.y).mul(Fa(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},Sm=dn(([e,t])=>{const r=Tn(e.size(yn(t))),s=Tn(e.size(yn(t.add(1)))),i=Da(1,r),n=Da(1,s),a=Nm(e,wn(i,r),vo(t)),o=Nm(e,wn(n,s),No(t));return Ro(t).mix(a,o)}),Rm=dn(([e,t])=>{const r=t.mul(Cl(e));return Sm(e,r)}),Am=dn(([e,t,r,s,i])=>{const n=Sn(du(t.negate(),So(e),Da(1,s))),a=Sn(Po(i[0].xyz),Po(i[1].xyz),Po(i[2].xyz));return So(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),Em=dn(([e,t])=>e.mul(uu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),wm=Vp(),Cm=Gp(),Mm=dn(([e,t,r],{material:s})=>{const i=(s.side===L?wm:Cm).sample(e),n=xo(Xl.x).mul(Em(t,r));return Sm(i,n)}),Bm=dn(([e,t,r])=>(pn(r.notEqual(0),()=>{const s=bo(t).negate().div(r);return fo(s.negate().mul(e))}),Sn(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),Fm=dn(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=wn().toVar(),f=Sn().toVar();const i=d.sub(1).mul(g.mul(.025)),n=Sn(d.sub(i),d,d.add(i));Sp({start:0,end:3},({i:i})=>{const d=n.element(i),g=Am(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(wn(y,1))),x=Tn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(Tn(x.x,x.y.oneMinus()));const T=Mm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(Bm(Po(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=Am(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(wn(n,1))),y=Tn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(Tn(y.x,y.y.oneMinus())),m=Mm(y,r,d),f=s.mul(Bm(Po(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=Sn(im({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return wn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),Lm=Ln(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),Pm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Dm=dn(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=ou(e,t,cu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();pn(a.lessThan(0),()=>Sn(1));const o=a.sqrt(),u=Pm(n,e),l=Ig({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=fn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return Sn(1).add(t).div(Sn(1).sub(t))})(i.clamp(0,.9999)),g=Pm(p,n.toVec3()),m=Ig({f0:g,f90:1,dotVH:o}),f=Sn(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=Sn(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(Sn(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return Sp({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=Sn(54856e-17,44201e-17,52481e-17),i=Sn(1681e3,1795300,2208400),n=Sn(43278e5,93046e5,66121e5),a=fn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=Sn(o.x.add(a),o.y,o.z).div(1.0685e-7),Lm.mul(o)})(fn(e).mul(y),fn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(Sn(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),Um=dn(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=fn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=fn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),Im=Sn(.04),Om=fn(1);class Vm extends Lg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=Sn().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=Sn().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=Sn().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=Sn().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=Sn().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=lc.dot(Jd).clamp(),t=Dm({outsideIOR:fn(1),eta2:Qn,cosTheta1:e,thinFilmThickness:Yn,baseF0:ra}),r=Dm({outsideIOR:fn(1),eta2:Qn,cosTheta1:e,thinFilmThickness:Yn,baseF0:kn.rgb});this.iridescenceFresnel=ou(t,r,Wn),this.iridescenceF0Dielectric=nm({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=nm({f:r,f90:1,dotVH:e}),this.iridescenceF0=ou(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,Wn)}if(!0===this.transmission){const t=Qd,r=Nd.sub(Qd).normalize(),s=dc,i=e.context;i.backdrop=Fm(s,r,$n,Gn,sa,ia,t,Dd,Td,bd,da,ha,ga,pa,this.dispersion?ma:null),i.backdropAlpha=ca,kn.a.mulAssign(ou(1,i.backdrop.a,ca))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=lc.dot(Jd).clamp(),a=rm({roughness:$n,dotNV:n}),o=i?Kn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=lc.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(um({lightDirection:e})));const t=Um({normal:lc,viewDir:Jd,roughness:Xn}),r=Um({normal:lc,viewDir:e,roughness:Xn}),i=jn.r.max(jn.g).max(jn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=cc.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(Jg({lightDirection:e,f0:Im,f90:Om,roughness:qn,normalView:cc})))}r.directDiffuse.addAssign(s.mul(Og({diffuseColor:Gn}))),r.directSpecular.addAssign(s.mul(sm({lightDirection:e,f0:sa,f90:1,roughness:$n,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=lc,h=Jd,p=Zd.toVar(),g=lm({N:c,V:h,roughness:$n}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Ln(Sn(m.x,0,m.y),Sn(0,1,0),Sn(m.z,0,m.w)).toVar(),b=sa.mul(f.x).add(ia.sub(sa).mul(f.y)).toVar();if(i.directSpecular.addAssign(e.mul(b).mul(hm({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(Gn).mul(hm({N:c,V:h,P:p,mInv:Ln(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d}))),!0===this.clearcoat){const t=cc,r=lm({N:t,V:h,roughness:qn}),s=n.sample(r),i=a.sample(r),c=Ln(Sn(s.x,0,s.y),Sn(0,1,0),Sn(s.z,0,s.w)),g=Im.mul(i.x).add(Om.sub(Im).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(hm({N:t,V:h,P:p,mInv:c,p0:o,p1:u,p2:l,p3:d})))}}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Og({diffuseColor:Gn})).toVar();if(!0===this.sheen){const e=Um({normal:lc,viewDir:Jd,roughness:Xn}),t=jn.r.max(jn.g).max(jn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(jn,Um({normal:lc,viewDir:Jd,roughness:Xn}))),!0===this.clearcoat){const e=cc.dot(Jd).clamp(),t=im({dotNV:e,specularColor:Im,specularF90:Om,roughness:qn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Sn().toVar("singleScatteringDielectric"),n=Sn().toVar("multiScatteringDielectric"),a=Sn().toVar("singleScatteringMetallic"),o=Sn().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,ia,ra,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,ia,kn.rgb,this.iridescenceF0Metallic);const u=ou(i,a,Wn),l=ou(n,o,Wn),d=i.add(n),c=Gn.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=Um({normal:lc,viewDir:Jd,roughness:Xn}),t=jn.r.max(jn.g).max(jn.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=lc.dot(Jd).clamp().add(t),i=$n.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=cc.dot(Jd).clamp(),r=Ig({dotVH:e,f0:Im,f90:Om}),s=t.mul(Hn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(Hn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const km=fn(1),Gm=fn(-2),zm=fn(.8),$m=fn(-1),Wm=fn(.4),Hm=fn(2),qm=fn(.305),jm=fn(3),Xm=fn(.21),Km=fn(4),Qm=fn(4),Ym=fn(16),Zm=dn(([e])=>{const t=Sn(Fo(e)).toVar(),r=fn(-1).toVar();return pn(t.x.greaterThan(t.z),()=>{pn(t.x.greaterThan(t.y),()=>{r.assign(Tu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(Tu(e.y.greaterThan(0),1,4))})}).Else(()=>{pn(t.z.greaterThan(t.y),()=>{r.assign(Tu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(Tu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),Jm=dn(([e,t])=>{const r=Tn().toVar();return pn(t.equal(0),()=>{r.assign(Tn(e.z,e.y).div(Fo(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(Tn(e.x.negate(),e.z.negate()).div(Fo(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(Tn(e.x.negate(),e.y).div(Fo(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(Tn(e.z.negate(),e.y).div(Fo(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(Tn(e.x.negate(),e.z).div(Fo(e.y)))}).Else(()=>{r.assign(Tn(e.x,e.y).div(Fo(e.z)))}),Pa(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),ef=dn(([e])=>{const t=fn(0).toVar();return pn(e.greaterThanEqual(zm),()=>{t.assign(km.sub(e).mul($m.sub(Gm)).div(km.sub(zm)).add(Gm))}).ElseIf(e.greaterThanEqual(Wm),()=>{t.assign(zm.sub(e).mul(Hm.sub($m)).div(zm.sub(Wm)).add($m))}).ElseIf(e.greaterThanEqual(qm),()=>{t.assign(Wm.sub(e).mul(jm.sub(Hm)).div(Wm.sub(qm)).add(Hm))}).ElseIf(e.greaterThanEqual(Xm),()=>{t.assign(qm.sub(e).mul(Km.sub(jm)).div(qm.sub(Xm)).add(jm))}).Else(()=>{t.assign(fn(-2).mul(xo(Pa(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),tf=dn(([e,t])=>{const r=e.toVar();r.assign(Pa(2,r).sub(1));const s=Sn(r,1).toVar();return pn(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),rf=dn(([e,t,r,s,i,n])=>{const a=fn(r),o=Sn(t),u=uu(ef(a),Gm,n),l=Ro(u),d=vo(u),c=Sn(sf(e,o,d,s,i,n)).toVar();return pn(l.notEqual(0),()=>{const t=Sn(sf(e,o,d.add(1),s,i,n)).toVar();c.assign(ou(c,t,l))}),c}),sf=dn(([e,t,r,s,i,n])=>{const a=fn(r).toVar(),o=Sn(t),u=fn(Zm(o)).toVar(),l=fn(jo(Qm.sub(a),0)).toVar();a.assign(jo(a,Qm));const d=fn(yo(a)).toVar(),c=Tn(Jm(o,u).mul(d.sub(2)).add(1)).toVar();return pn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Pa(3,Ym))),c.y.addAssign(Pa(4,yo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(Tn(),Tn())}),nf=dn(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Eo(s),l=r.mul(u).add(i.cross(r).mul(Ao(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return sf(e,l,t,n,a,o)}),af=dn(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=Sn(Tu(t,r,Jo(r,s))).toVar();pn(h.equal(Sn(0)),()=>{h.assign(Sn(s.z,0,s.x.negate()))}),h.assign(So(h));const p=Sn().toVar();return p.addAssign(i.element(0).mul(nf({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),Sp({start:yn(1),end:e},({i:e})=>{pn(e.greaterThanEqual(n),()=>{Rp()});const t=fn(a.mul(fn(e))).toVar();p.addAssign(i.element(e).mul(nf({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(nf({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),wn(p,1)}),of=dn(([e])=>{const t=bn(e).toVar();return t.assign(t.shiftLeft(bn(16)).bitOr(t.shiftRight(bn(16)))),t.assign(t.bitAnd(bn(1431655765)).shiftLeft(bn(1)).bitOr(t.bitAnd(bn(2863311530)).shiftRight(bn(1)))),t.assign(t.bitAnd(bn(858993459)).shiftLeft(bn(2)).bitOr(t.bitAnd(bn(3435973836)).shiftRight(bn(2)))),t.assign(t.bitAnd(bn(252645135)).shiftLeft(bn(4)).bitOr(t.bitAnd(bn(4042322160)).shiftRight(bn(4)))),t.assign(t.bitAnd(bn(16711935)).shiftLeft(bn(8)).bitOr(t.bitAnd(bn(4278255360)).shiftRight(bn(8)))),fn(t).mul(2.3283064365386963e-10)}),uf=dn(([e,t])=>Tn(fn(e).div(fn(t)),of(e))),lf=dn(([e,t,r])=>{const s=r.mul(r).toConst(),i=Sn(1,0,0).toConst(),n=Jo(t,i).toConst(),a=To(e.x).toConst(),o=Pa(2,3.14159265359).mul(e.y).toConst(),u=a.mul(Eo(o)).toConst(),l=a.mul(Ao(o)).toVar(),d=Pa(.5,t.z.add(1)).toConst();l.assign(d.oneMinus().mul(To(u.mul(u).oneMinus())).add(d.mul(l)));const c=i.mul(u).add(n.mul(l)).add(t.mul(To(jo(0,u.mul(u).add(l.mul(l)).oneMinus()))));return So(Sn(s.mul(c.x),s.mul(c.y),jo(0,c.z)))}),df=dn(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Sn(s).toVar(),l=Sn(0).toVar(),d=fn(0).toVar();return pn(e.lessThan(.001),()=>{l.assign(sf(r,u,t,n,a,o))}).Else(()=>{const s=Tu(Fo(u.z).lessThan(.999),Sn(0,0,1),Sn(1,0,0)),c=So(Jo(s,u)).toVar(),h=Jo(u,c).toVar();Sp({start:bn(0),end:i},({i:s})=>{const p=uf(s,i),g=lf(p,Sn(0,0,1),e),m=So(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=So(m.mul(Zo(u,m).mul(2)).sub(u)),y=jo(Zo(u,f),0);pn(y.greaterThan(0),()=>{const e=sf(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),pn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),wn(l,1)}),cf=[.125,.215,.35,.446,.526,.582],hf=20,pf=new Se(-1,1,1,-1,0,1),gf=new Re(90,1),mf=new e;let ff=null,yf=0,bf=0;const xf=new r,Tf=new WeakMap,_f=[3,1,5,0,4,2],vf=tf(Rl(),Sl("faceIndex")).normalize(),Nf=Sn(vf.x,vf.y,vf.z);class Sf{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=xf,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}ff=this._renderer.getRenderTarget(),yf=this._renderer.getActiveCubeFace(),bf=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=wf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Cf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===I||e.mapping===O?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=cf[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=_f[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new Ne;T.setAttribute("position",new Ce(y,g)),T.setAttribute("uv",new Ce(b,m)),T.setAttribute("faceIndex",new Ce(x,f)),s.push(new ue(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=kl(new Array(hf).fill(0)),n=Na(new r(0,1,0)),a=Na(0),o=fn(hf),u=Na(0),l=Na(1),d=Pl(),c=Na(0),h=fn(1/t),p=fn(1/s),g=fn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:Nf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=Ef("blur");return f.fragmentNode=af({...m,latitudinal:u.equal(1)}),Tf.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Pl(),i=Na(0),n=Na(0),a=fn(1/t),o=fn(1/r),u=fn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=Ef("ggx");return d.fragmentNode=df({...l,N_immutable:Nf,GGX_SAMPLES:bn(512)}),Tf.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new ue(new Ne,e);await this._renderer.compile(t,pf)}_sceneToCubeUV(e,t,r,s,i){const n=gf;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(mf),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new ue(new oe,new ye({name:"PMREM.Background",side:L,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(mf),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;Af(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===I||e.mapping===O;s?null===this._cubemapMaterial&&(this._cubemapMaterial=wf(e)):null===this._equirectMaterial&&(this._equirectMaterial=Cf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;Af(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,pf)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,Af(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,pf),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,Af(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,pf)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=Tf.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):hf;f>hf&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),4*(this._cubeSize-T),3*T,2*T),u.setRenderTarget(t),u.render(c,pf)}}function Rf(e,t){const r=new ae(e,t,{magFilter:de,minFilter:de,generateMipmaps:!1,type:_e,format:Ee,colorSpace:Ae});return r.texture.mapping=we,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function Af(e,t,r,s,i){e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i)}function Ef(e){const t=new mg;return t.depthTest=!1,t.depthWrite=!1,t.blending=se,t.name=`PMREM_${e}`,t}function wf(e){const t=Ef("cubemap");return t.fragmentNode=Cc(e,Nf),t}function Cf(e){const t=Ef("equirect");return t.fragmentNode=Pl(e,Sg(Nf),0),t}const Mf=new WeakMap;function Bf(e,t,r){const s=function(e){let t=Mf.get(e);void 0===t&&(t=new WeakMap,Mf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class Ff extends pi{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Pl(s),this._width=Na(0),this._height=Na(0),this._maxMip=Na(0),this.updateBeforeType=ti.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture?s:Bf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new Sf(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=_c.mul(Sn(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),rf(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const Lf=nn(Ff).setParameterLength(1,3),Pf=new WeakMap;class Df extends Bp{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const s=r.isTextureNode?r.value:t[r.property],i=this._getPMREMNodeCache(e.renderer);let n=i.get(s);void 0===n&&(n=Lf(s),i.set(s,n)),r=n}const s=!0===t.useAnisotropy||t.anisotropy>0?oh:lc,i=r.context(Uf($n,s)).mul(Tc),n=r.context(If(dc)).mul(Math.PI).mul(Tc),a=ul(i),o=ul(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(Uf(qn,cc)).mul(Tc),t=ul(e);u.addAssign(t)}}_getPMREMNodeCache(e){let t=Pf.get(e);return void 0===t&&(t=new WeakMap,Pf.set(e,t)),t}}const Uf=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=Jd.negate().reflect(t),r=su(e).mix(r,t).normalize(),r=r.transformDirection(Td)),r),getTextureLevel:()=>e}},If=e=>({getUV:()=>e,getTextureLevel:()=>fn(1)}),Of=new Me;class Vf extends mg{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(Of),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new Df(t):null}setupLightingModel(){return new Vm}setupSpecular(){const e=ou(Sn(.04),kn.rgb,Wn);ra.assign(Sn(.04)),sa.assign(e),ia.assign(1)}setupVariants(){const e=this.metalnessNode?fn(this.metalnessNode):Ch;Wn.assign(e);let t=this.roughnessNode?fn(this.roughnessNode):wh;t=jg({roughness:t}),$n.assign(t),this.setupSpecular(),Gn.assign(kn.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const kf=new Be;class Gf extends Vf{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(kf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?fn(this.iorNode):$h;da.assign(e),ra.assign(qo(tu(da.sub(1).div(da.add(1))).mul(Rh),Sn(1)).mul(Sh)),sa.assign(ou(ra,kn.rgb,Wn)),ia.assign(ou(Sh,1,Wn))}setupLightingModel(){return new Vm(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?fn(this.clearcoatNode):Bh,t=this.clearcoatRoughnessNode?fn(this.clearcoatRoughnessNode):Fh;Hn.assign(e),qn.assign(jg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Sn(this.sheenNode):Dh,t=this.sheenRoughnessNode?fn(this.sheenRoughnessNode):Uh;jn.assign(e),Xn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?fn(this.iridescenceNode):Oh,t=this.iridescenceIORNode?fn(this.iridescenceIORNode):Vh,r=this.iridescenceThicknessNode?fn(this.iridescenceThicknessNode):kh;Kn.assign(e),Qn.assign(t),Yn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?Tn(this.anisotropyNode):Ih).toVar();Jn.assign(e.length()),pn(Jn.equal(0),()=>{e.assign(Tn(1,0))}).Else(()=>{e.divAssign(Tn(Jn)),Jn.assign(Jn.saturate())}),Zn.assign(Jn.pow2().mix($n.pow2(),1)),ea.assign(nh[0].mul(e.x).add(nh[1].mul(e.y))),ta.assign(nh[1].mul(e.x).sub(nh[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?fn(this.transmissionNode):Gh,t=this.thicknessNode?fn(this.thicknessNode):zh,r=this.attenuationDistanceNode?fn(this.attenuationDistanceNode):Wh,s=this.attenuationColorNode?Sn(this.attenuationColorNode):Hh;if(ca.assign(e),ha.assign(t),pa.assign(r),ga.assign(s),this.useDispersion){const e=this.dispersionNode?fn(this.dispersionNode):Zh;ma.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Sn(this.clearcoatNormalNode):Lh}setup(e){e.context.setupClearcoatNormal=()=>Pu(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.iorNode=e.iorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class zf extends Vm{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(lc.mul(a)).normalize(),h=fn(Jd.dot(c.negate()).saturate().pow(l).mul(d)),p=Sn(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class $f extends Gf{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=fn(.1),this.thicknessAmbientNode=fn(0),this.thicknessAttenuationNode=fn(.1),this.thicknessPowerNode=fn(2),this.thicknessScaleNode=fn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new zf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const Wf=dn(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=Tn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=Dc("gradientMap","texture").context({getUV:()=>i});return Sn(e.r)}{const e=i.fwidth().mul(.5);return ou(Sn(.7),Sn(1),cu(fn(.7).sub(e.x),fn(.7).add(e.x),i.x))}});class Hf extends Lg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Wf({normal:ic,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Og({diffuseColor:kn.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Og({diffuseColor:kn}))),s.indirectDiffuse.mulAssign(t)}}const qf=new Fe;class jf extends mg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(qf),this.setValues(e)}setupLightingModel(){return new Hf}}const Xf=dn(()=>{const e=Sn(Jd.z,0,Jd.x.negate()).normalize(),t=Jd.cross(e);return Tn(e.dot(lc),t.dot(lc)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Kf=new Le;class Qf extends mg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Kf),this.setValues(e)}setupVariants(e){const t=Xf;let r;r=e.material.matcap?Dc("matcap","texture").context({getUV:()=>t}):Sn(ou(.2,.8,t.y)),kn.rgb.mulAssign(r.rgb)}}class Yf extends pi{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}generateNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return Fn(e,s,s.negate(),e).mul(r)}{const e=t,s=Pn(wn(1,0,0,0),wn(0,Eo(e.x),Ao(e.x).negate(),0),wn(0,Ao(e.x),Eo(e.x),0),wn(0,0,0,1)),i=Pn(wn(Eo(e.y),0,Ao(e.y),0),wn(0,1,0,0),wn(Ao(e.y).negate(),0,Eo(e.y),0),wn(0,0,0,1)),n=Pn(wn(Eo(e.z),Ao(e.z).negate(),0,0),wn(Ao(e.z),Eo(e.z),0,0),wn(0,0,1,0),wn(0,0,0,1));return s.mul(i).mul(n).mul(wn(r,1)).xyz}}}const Zf=nn(Yf).setParameterLength(2),Jf=new Pe;class ey extends mg{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(Jf),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=zd.mul(Sn(s||0));let u=Tn(Dd[0].xyz.length(),Dd[1].xyz.length());null!==n&&(u=u.mul(Tn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=jd.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new Hu(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=fn(i||Ph),c=Zf(l,d);return wn(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const ty=new De,ry=new t;class sy extends ey{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(ty),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return zd.mul(Sn(e||Xd)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?Tn(n):Yh;u=u.mul(ql),r.isPerspectiveCamera&&!0===a&&(u=u.mul(iy.div(Zd.z.negate()))),i&&i.isNode&&(u=u.mul(Tn(i)));let l=jd.xy;if(s&&s.isNode){const e=fn(s);l=Zf(l,e)}return l=l.mul(u),l=l.div(Yl.div(2)),l=l.mul(o.w),o=o.add(wn(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const iy=Na(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(ry);this.value=.5*t.y});class ny extends Lg{constructor(){super(),this.shadowNode=fn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){kn.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(kn.rgb)}}const ay=new Ue;class oy extends mg{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(ay),this.setValues(e)}setupLightingModel(){return new ny}}const uy=On("vec3"),ly=On("vec3"),dy=On("vec3");class cy extends Lg{constructor(){super()}start(e){const{material:t}=e,r=On("vec3"),s=On("vec3");pn(Nd.sub(Qd).length().greaterThan(Vd.mul(2)),()=>{r.assign(Nd),s.assign(Qd)}).Else(()=>{r.assign(Qd),s.assign(Nd)});const i=s.sub(r),n=Na("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=fn(0).toVar(),l=Sn(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),Sp(n,()=>{const s=r.add(o.mul(u)),i=Td.mul(wn(s,1)).xyz;let n;null!==t.depthNode&&(ly.assign(eg(Xp(i.z,fd,yd))),e.context.sceneDepthNode=eg(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,uy.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&uy.mulAssign(n);const d=uy.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),dy.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?pn(r.greaterThanEqual(ly),()=>{uy.addAssign(e)}):uy.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(pm({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(dy)}}class hy extends mg{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=L,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new cy}}class py{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class gy{constructor(){this.weakMaps={}}_getWeakMap(e){const t=e.length;let r=this.weakMaps[t];return void 0===r&&(r=new WeakMap,this.weakMaps[t]=r),r}get(e){let t=this._getWeakMap(e);for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),i[n.name]=e.id),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Os(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=ks(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=ks(e,1)),e=ks(e,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const yy=[];class by{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);yy[0]=e,yy[1]=t,yy[2]=n,yy[3]=i;let l=u.get(yy);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(yy,l)):(l.camera=s,l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),yy[0]=null,yy[1]=null,yy[2]=null,yy[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new gy)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new fy(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class xy{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const Ty=1,_y=2,vy=3,Ny=4,Sy=16;class Ry extends xy{constructor(e,t){super(),this.backend=e,this.info=t}delete(e){const t=super.delete(e);return null!==t&&(this.backend.destroyAttribute(e),this.info.destroyAttribute(e)),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===Ty?(this.backend.createAttribute(e),this.info.createAttribute(e)):t===_y?(this.backend.createIndexAttribute(e),this.info.createIndexAttribute(e)):t===vy?(this.backend.createStorageAttribute(e),this.info.createStorageAttribute(e)):t===Ny&&(this.backend.createIndirectStorageAttribute(e),this.info.createIndirectStorageAttribute(e)),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version=65535?Ie:Oe)(t,1);return i.version=Ay(e),i.__id=Ey(e),i}class Cy extends xy{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap,this._geometryDisposeListeners=new Map}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const r=()=>{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,vy):this.updateAttribute(e,Ty);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,_y);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,Ny)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=wy(t),e.set(t,r)):r.version===Ay(t)&&r.__id===Ey(t)||(this.attributes.delete(r),r=wy(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class My{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={geometries:0,textures:0,attributes:0,indexAttributes:0,storageAttributes:0,indirectStorageAttributes:0,programs:0,renderTargets:0,total:0,texturesSize:0,attributesSize:0,indexAttributesSize:0,storageAttributesSize:0,indirectStorageAttributesSize:0},this.memoryMap=new Map}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0;for(const e in this.memory)this.memory[e]=0;this.memoryMap.clear()}createTexture(e){const t=this._getTextureMemorySize(e);this.memoryMap.set(e,t),this.memory.textures++,this.memory.total+=t,this.memory.texturesSize+=t}destroyTexture(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.textures--,this.memory.total-=t,this.memory.texturesSize-=t}_createAttribute(e,t){const r=this._getAttributeMemorySize(e);this.memoryMap.set(e,{size:r,type:t}),this.memory[t]++,this.memory.total+=r,this.memory[t+"Size"]+=r}createAttribute(e){this._createAttribute(e,"attributes")}createIndexAttribute(e){this._createAttribute(e,"indexAttributes")}createStorageAttribute(e){this._createAttribute(e,"storageAttributes")}createIndirectStorageAttribute(e){this._createAttribute(e,"indirectStorageAttributes")}destroyAttribute(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory[t.type]--,this.memory.total-=t.size,this.memory[t.type+"Size"]-=t.size)}_getTextureMemorySize(e){if(e.isCompressedTexture)return 1;let t=1;e.type===Ve||e.type===ke?t=1:e.type===Ge||e.type===ze||e.type===_e?t=2:e.type!==R&&e.type!==S&&e.type!==Q||(t=4);let r=4;e.format===$e||e.format===We||e.format===He||e.format===qe||e.format===je?r=1:e.format===Xe&&(r=3);let s=t*r;e.type===Ke||e.type===Qe?s=2:e.type!==Ye&&e.type!==Ze&&e.type!==Je||(s=4);const i=e.width||1,n=e.height||1,a=e.isCubeTexture?6:e.depth||1;let o=i*n*a*s;const u=e.mipmaps;if(u&&u.length>0){let e=0;for(let t=0;t>t))*(r.height||Math.max(1,n>>t))*a*s}}o+=e}else e.generateMipmaps&&(o*=1.333);return Math.round(o)}_getAttributeMemorySize(e){return e.isInterleavedBufferAttribute&&(e=e.data),e.array?e.array.byteLength:e.count&&e.itemSize?e.count*e.itemSize*4:0}}class By{constructor(e){this.cacheKey=e,this.usedTimes=0}}class Fy extends By{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class Ly extends By{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let Py=0;class Dy{constructor(e,t,r,s=null,i=null){this.id=Py++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class Uy extends xy{constructor(e,t,r){super(),this.backend=e,this.nodes=t,this.info=r,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new Dy(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new Dy(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new Dy(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}isReady(e){const t=this.get(e).pipeline;if(void 0===t)return!1;const r=this.backend.get(t);return void 0!==r.pipeline&&null!==r.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new Ly(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s),this.info.memory.programs++),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new Fy(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i),this.info.memory.programs++),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey),this.info.memory.programs--}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class Iy extends xy{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings();for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t)this.backend.deleteBindGroupData(e),this.delete(e)}deleteForRender(e){const t=e.getBindings();for(const e of t)this.backend.deleteBindGroupData(e),this.delete(e)}_updateBindings(e){for(const t of e)this._update(t,e)}_init(e){for(const t of e.bindings)if(t.isSampledTexture)this.textures.updateTexture(t.texture);else if(t.isSampler)this.textures.updateSampler(t.texture);else if(t.isStorageBuffer){const e=t.attribute,r=e.isIndirectStorageBufferAttribute?Ny:vy;this.attributes.update(e,r)}}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,i=e.isIndirectStorageBufferAttribute?Ny:vy,n=r.get(t);this.attributes.update(e,i),n.attribute!==e&&(n.attribute=e,s=!0)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const o=t.update(),u=t.texture,l=this.textures.get(u);o&&(this.textures.updateTexture(u),t.generation!==l.generation&&(t.generation=l.generation,s=!0),l.bindGroups.add(e));if(void 0!==r.get(u).externalTexture||l.isDefaultTexture?i=!1:(n=10*n+u.id,a+=u.version),!0===u.isStorageTexture&&!0===u.mipmapsAutoUpdate){const e=this.get(u);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(u)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(u),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture);t.samplerKey!==e&&(t.samplerKey=e,s=!0)}}t.isBuffer&&t.updateRanges.length>0&&t.clearUpdateRanges()}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function Oy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function Vy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function ky(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===P&&!1===e.forceSinglePass}class Gy{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(ky(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(ky(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||Oy),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Vy),this.transparent.length>1&&this.transparent.sort(t||Vy)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;void 0===l&&d&&(l=new J,l.format=e.stencilBuffer?je:qe,l.type=e.stencilBuffer?Ye:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,l.isArrayTexture=!0===e.multiview&&a.depth>1,i[t]=l),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=l.isArrayTexture?l.image.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const h={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:ke}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,r.bindGroups=new Set,this.info.createTexture(e),e.isVideoTexture&&!0===p.enabled&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e){return this.backend.updateSampler(e)}getSize(e,t=Xy){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r{if(this._currentNode=t,!t.isVarNode||!t.isIntent(e)||!0===t.isAssign(e))if("setup"===s)t.build(e);else if("analyze"===s)t.build(e,this);else if("generate"===s){const r=e.getDataFromNode(t,"any").stages,s=r&&r[e.shaderStage];if(t.isVarNode&&s&&1===s.length&&s[0]&&s[0].isStackNode)return;t.build(e,"void")}},n=[...this.nodes];for(const e of n)i(e);this._currentNode=null;const a=this.nodes.filter(e=>-1===n.indexOf(e));for(const e of a)i(e);let o;return o=this.hasOutput(e)?this.outputNode.build(e,...t):super.build(e,...t),cn(r),e.removeActiveStack(this),o}}const Jy=nn(Zy).setParameterLength(0,1);class eb extends di{static get type(){return"StructTypeNode"}constructor(e,t=null){var r;super("struct"),this.membersLayout=(r=e,Object.entries(r).map(([e,t])=>"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=qs(i),a=js(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}generateNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class tb extends di{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}generateNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}_getChildren(){const e=super._getChildren(),t=e.find(e=>e.childNode===this.structTypeNode);return e.splice(e.indexOf(t),1),e.push(t),e}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class rb extends di{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}generateNodeType(){return"OutputType"}generate(e){const t=e.getDataFromNode(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew db(e,"uint","float"),pb={};class gb extends io{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(cb(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return bn;case"int":return yn;case"uvec2":return vn;case"uvec3":return An;case"uvec4":return Mn;case"ivec2":return _n;case"ivec3":return Rn;case"ivec4":return Cn}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return dn(([e])=>{const s=bn(0);this._resolveElementType(e,s,t);const i=fn(s.bitAnd(Do(s))),n=hb(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return dn(([e])=>{pn(e.equal(bn(0)),()=>bn(32));const s=bn(0),i=bn(0);return this._resolveElementType(e,s,t),pn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),pn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),pn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),pn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),pn(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return dn(([e])=>{const s=bn(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(bn(1)).bitAnd(bn(1431655765)))),s.assign(s.bitAnd(bn(858993459)).add(s.shiftRight(bn(2)).bitAnd(bn(858993459))));const i=s.add(s.shiftRight(bn(4))).bitAnd(bn(252645135)).mul(bn(16843009)).shiftRight(bn(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return dn(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}gb.COUNT_TRAILING_ZEROS="countTrailingZeros",gb.COUNT_LEADING_ZEROS="countLeadingZeros",gb.COUNT_ONE_BITS="countOneBits";const mb=on(gb,gb.COUNT_TRAILING_ZEROS).setParameterLength(1),fb=on(gb,gb.COUNT_LEADING_ZEROS).setParameterLength(1),yb=on(gb,gb.COUNT_ONE_BITS).setParameterLength(1),bb=dn(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),xb=(e,t)=>eu(Pa(4,e.mul(La(1,e))),t);class Tb extends pi{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}generateNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const _b=on(Tb,"snorm").setParameterLength(1),vb=on(Tb,"unorm").setParameterLength(1),Nb=on(Tb,"float16").setParameterLength(1);class Sb extends pi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}generateNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const Rb=on(Sb,"snorm").setParameterLength(1),Ab=on(Sb,"unorm").setParameterLength(1),Eb=on(Sb,"float16").setParameterLength(1),wb=dn(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),Cb=dn(([e])=>Sn(wb(e.z.add(wb(e.y.mul(1)))),wb(e.z.add(wb(e.x.mul(1)))),wb(e.y.add(wb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),Mb=dn(([e,t,r])=>{const s=Sn(e).toVar(),i=fn(1.4).toVar(),n=fn(0).toVar(),a=Sn(s).toVar();return Sp({start:fn(0),end:fn(3),type:"float",condition:"<="},()=>{const e=Sn(Cb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(fn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=fn(wb(s.z.add(wb(s.x.add(wb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class Bb extends di{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}generateNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const Fb=nn(Bb),Lb=e=>(...t)=>Fb(e,...t),Pb=Na(0).setGroup(Ta).onRenderUpdate(e=>e.time),Db=Na(0).setGroup(Ta).onRenderUpdate(e=>e.deltaTime),Ub=Na(0,"uint").setGroup(Ta).onRenderUpdate(e=>e.frameId);const Ib=dn(([e,t,r=Tn(.5)])=>Zf(e.sub(r),t).add(r)),Ob=dn(([e,t,r=Tn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),Vb=dn(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=Dd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=Dd;const i=Td.mul(s);return Yi(t)&&(i[0][0]=Dd[0].length(),i[0][1]=0,i[0][2]=0),Yi(r)&&(i[1][0]=0,i[1][1]=Dd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,bd.mul(i).mul(Xd)}),kb=dn(([e=null])=>{const t=eg();return eg(Wp(e)).sub(t).lessThan(0).select(jl,e)}),Gb=dn(([e,t=Rl(),r=fn(0)])=>{const s=e.x,i=e.y,n=r.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=e.reciprocal(),l=Tn(a,o);return t.add(l).mul(u)}),zb=dn(([e,t=null,r=null,s=fn(1),i=Xd,n=nc])=>{let a=n.abs().normalize();a=a.div(a.dot(Sn(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Pl(d,o).mul(a.x),g=Pl(c,u).mul(a.y),m=Pl(h,l).mul(a.z);return Fa(p,g,m)}),$b=new nt,Wb=new r,Hb=new r,qb=new r,jb=new a,Xb=new r(0,0,-1),Kb=new s,Qb=new r,Yb=new r,Zb=new s,Jb=new t,ex=new ae,tx=jl.flipX();ex.depthTexture=new J(1,1);let rx=!1;class sx extends Fl{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||ex.texture,tx),this._reflectorBaseNode=e.reflector||new ix(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=new sx({defaultTexture:ex.depthTexture,reflector:this._reflectorBaseNode})}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class ix extends di{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new at,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?ti.RENDER:ti.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(Jb),e.setSize(Math.round(Jb.width*r),Math.round(Jb.height*r))}setup(e){return this._updateResolution(ex,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new ae(0,0,{type:_e,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=ot,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new J),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&rx)return!1;rx=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(Jb),this._updateResolution(o,s),Hb.setFromMatrixPosition(n.matrixWorld),qb.setFromMatrixPosition(r.matrixWorld),jb.extractRotation(n.matrixWorld),Wb.set(0,0,1),Wb.applyMatrix4(jb),Qb.subVectors(Hb,qb);let u=!1;if(!0===Qb.dot(Wb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(rx=!1);u=!0}Qb.reflect(Wb).negate(),Qb.add(Hb),jb.extractRotation(r.matrixWorld),Xb.set(0,0,-1),Xb.applyMatrix4(jb),Xb.add(qb),Yb.subVectors(Hb,Xb),Yb.reflect(Wb).negate(),Yb.add(Hb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Qb),a.up.set(0,1,0),a.up.applyMatrix4(jb),a.up.reflect(Wb),a.lookAt(Yb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),$b.setFromNormalAndCoplanarPoint(Wb,Hb),$b.applyMatrix4(a.matrixWorldInverse),Kb.set($b.normal.x,$b.normal.y,$b.normal.z,$b.constant);const l=a.projectionMatrix;Zb.x=(Math.sign(Kb.x)+l.elements[8])/l.elements[0],Zb.y=(Math.sign(Kb.y)+l.elements[9])/l.elements[5],Zb.z=-1,Zb.w=(1+l.elements[10])/l.elements[14],Kb.multiplyScalar(1/Kb.dot(Zb));l.elements[2]=Kb.x,l.elements[6]=Kb.y,l.elements[10]=s.coordinateSystem===h?Kb.z-0:Kb.z+1-0,l.elements[14]=Kb.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,rx=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const nx=new Se(-1,1,1,-1,0,1);class ax extends Ne{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new ut([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new ut(t,2))}}const ox=new ax;class ux extends ue{constructor(e=null){super(ox,e),this.camera=nx,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,nx)}render(e){e.render(this,nx)}}const lx=new t;class dx extends Fl{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:_e}){const i=new ae(t,r,s);super(i.texture,Rl()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new ux(new mg),this.updateBeforeType=ti.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(lx),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new Fl(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const cx=(e,...t)=>new dx(en(e),...t),hx=dn(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=Tn(e.x,e.y.oneMinus()).mul(2).sub(1),i=wn(Sn(e,t),1)):i=wn(Sn(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=wn(r.mul(i));return n.xyz.div(n.w)}),px=dn(([e,t])=>{const r=t.mul(wn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return Tn(s.x,s.y.oneMinus())}),gx=dn(([e,t,r])=>{const s=El(Dl(t)),i=_n(e.mul(s)).toVar(),n=Dl(t,i).toVar(),a=Dl(t,i.sub(_n(2,0))).toVar(),o=Dl(t,i.sub(_n(1,0))).toVar(),u=Dl(t,i.add(_n(1,0))).toVar(),l=Dl(t,i.add(_n(2,0))).toVar(),d=Dl(t,i.add(_n(0,2))).toVar(),c=Dl(t,i.add(_n(0,1))).toVar(),h=Dl(t,i.sub(_n(0,1))).toVar(),p=Dl(t,i.sub(_n(0,2))).toVar(),g=Fo(La(fn(2).mul(o).sub(a),n)).toVar(),m=Fo(La(fn(2).mul(u).sub(l),n)).toVar(),f=Fo(La(fn(2).mul(c).sub(d),n)).toVar(),y=Fo(La(fn(2).mul(h).sub(p),n)).toVar(),b=hx(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(hx(e.sub(Tn(fn(1).div(s.x),0)),o,r)),b.negate().add(hx(e.add(Tn(fn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(hx(e.add(Tn(0,fn(1).div(s.y))),c,r)),b.negate().add(hx(e.sub(Tn(0,fn(1).div(s.y))),h,r)));return So(Jo(x,T))}),mx=dn(([e])=>Ro(fn(52.9829189).mul(Ro(Zo(e,Tn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),fx=dn(([e,t,r])=>{const s=fn(2.399963229728653),i=To(fn(e).add(.5).div(fn(t))),n=fn(e).mul(s).add(r);return Tn(Eo(n),Ao(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class yx extends di{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample(Rl())}sample(e){return this.callback(e)}}class bx extends di{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===bx.OBJECT?this.updateType=ti.OBJECT:e===bx.MATERIAL?this.updateType=ti.RENDER:e===bx.BEFORE_OBJECT?this.updateBeforeType=ti.OBJECT:e===bx.BEFORE_MATERIAL&&(this.updateBeforeType=ti.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}bx.OBJECT="object",bx.MATERIAL="material",bx.BEFORE_OBJECT="beforeObject",bx.BEFORE_MATERIAL="beforeMaterial";const xx=(e,t)=>new bx(e,t).toStack();class Tx extends j{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class _x extends Ce{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class vx extends di{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const Nx=an(vx),Sx=new D,Rx=new a,Ax=Na(0).setGroup(Ta).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),Ex=Na(1).setGroup(Ta).onRenderUpdate(({scene:e})=>e.backgroundIntensity),wx=Na(new a).setGroup(Ta).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==lt?(Sx.copy(e.backgroundRotation),Sx.x*=-1,Sx.y*=-1,Sx.z*=-1,Rx.makeRotationFromEuler(Sx)):Rx.identity(),Rx});class Cx extends Fl{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=si.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){let r;return r=null!==this.storeNode?this.generateStore(e):super.generate(e,t),r}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;return e.generateStorageTextureLoad(l,t,r,s,n,u)}toReadWrite(){return this.setAccess(si.READ_WRITE)}toReadOnly(){return this.setAccess(si.READ_ONLY)}toWriteOnly(){return this.setAccess(si.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(e,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e.access=this.access,e}}const Mx=nn(Cx).setParameterLength(1,3),Bx=dn(({texture:e,uv:t})=>{const r=1e-4,s=Sn().toVar();return pn(t.x.lessThan(r),()=>{s.assign(Sn(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(Sn(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(Sn(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(Sn(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(Sn(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(Sn(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(Sn(-.01,0,0))).r.sub(e.sample(t.add(Sn(r,0,0))).r),n=e.sample(t.add(Sn(0,-.01,0))).r.sub(e.sample(t.add(Sn(0,r,0))).r),a=e.sample(t.add(Sn(0,0,-.01))).r.sub(e.sample(t.add(Sn(0,0,r))).r);s.assign(Sn(i,n,a))}),s.normalize()});class Fx extends Fl{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return Sn(.5,.5,.5)}setUpdateMatrix(){}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return Bx({texture:this,uv:e})}}const Lx=nn(Fx).setParameterLength(1,3);class Px extends Bc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const Dx=new WeakMap;class Ux extends pi{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=ti.OBJECT,this.updateAfterType=ti.OBJECT,this.previousModelWorldMatrix=Na(new a),this.previousProjectionMatrix=Na(new a).setGroup(Ta),this.previousCameraViewMatrix=Na(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=Ox(r);this.previousModelWorldMatrix.value.copy(s);const i=Ix(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){Ox(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?bd:Na(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(zd).mul(Xd),s=this.previousProjectionMatrix.mul(t).mul(Kd),i=r.xy.div(r.w),n=s.xy.div(s.w);return La(i,n)}}function Ix(e){let t=Dx.get(e);return void 0===t&&(t={},Dx.set(e,t)),t}function Ox(e,t=0){const r=Ix(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const Vx=an(Ux),kx=dn(([e])=>Wx(e.rgb)),Gx=dn(([e,t=fn(1)])=>t.mix(Wx(e.rgb),e.rgb)),zx=dn(([e,t=fn(1)])=>{const r=Fa(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return ou(e.rgb,s,i)}),$x=dn(([e,t=fn(1)])=>{const r=Sn(.57735,.57735,.57735),s=t.cos();return Sn(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(Zo(r,e.rgb).mul(s.oneMinus())))))}),Wx=(e,t=Sn(p.getLuminanceCoefficients(new r)))=>Zo(e,t),Hx=dn(([e,t=Sn(1),s=Sn(0),i=Sn(1),n=fn(1),a=Sn(p.getLuminanceCoefficients(new r,Ae))])=>{const o=e.rgb.dot(Sn(a)),u=jo(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return pn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),pn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),pn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),wn(u.rgb,e.a)}),qx=dn(([e,t])=>e.mul(t).floor().div(t));let jx=null;class Xx extends Ip{static get type(){return"ViewportSharedTextureNode"}constructor(e=jl,t=null){null===jx&&(jx=new Y),super(e,t,jx)}getTextureForReference(){return jx}updateReference(){return this}}const Kx=nn(Xx).setParameterLength(0,2),Qx=new t;class Yx extends Fl{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.isPassTextureNode=!0,this.setUpdateMatrix(!1)}setup(e){return e.getNodeProperties(this).passNode=this.passNode,super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class Zx extends Yx{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r,this.isPassMultipleTextureNode=!0}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}class Jx extends pi{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new J;i.isRenderTargetTexture=!0,i.name="depth";const n=new ae(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:_e,...s});n.texture.name="output",n.depthTexture=i,this.renderTarget=n,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:n.texture,depth:i},this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=Na(0),this._cameraFar=Na(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=ti.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=new Zx(this,e),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=new Zx(this,e,!0),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=Qp(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=qp(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getOutputBufferType(),this.scope===Jx.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),Qx.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Qx)),this._pixelRatio=i,this.setSize(Qx.width,Qx.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:vu({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor&&this.renderTarget.scissor.copy(this._scissor),null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport)}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i),this._scissor.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i),this._viewport.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}Jx.COLOR="color",Jx.DEPTH="depth";class eT extends Jx{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(Jx.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new mg;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=L;const t=nc.negate(),r=bd.mul(zd),s=fn(1),i=r.mul(wn(Xd,1)),n=r.mul(wn(Xd.add(t),1)),a=So(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=wn(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const tT=dn(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),rT=dn(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),sT=dn(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),iT=dn(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),nT=dn(([e,t])=>{const r=Ln(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Ln(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=iT(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),aT=Ln(Sn(1.6605,-.1246,-.0182),Sn(-.5876,1.1329,-.1006),Sn(-.0728,-.0083,1.1187)),oT=Ln(Sn(.6274,.0691,.0164),Sn(.3293,.9195,.088),Sn(.0433,.0113,.8956)),uT=dn(([e])=>{const t=Sn(e).toVar(),r=Sn(t.mul(t)).toVar(),s=Sn(r.mul(r)).toVar();return fn(15.5).mul(s.mul(r)).sub(Pa(40.14,s.mul(t))).add(Pa(31.96,s).sub(Pa(6.868,r.mul(t))).add(Pa(.4298,r).add(Pa(.1191,t).sub(.00232))))}),lT=dn(([e,t])=>{const r=Sn(e).toVar(),s=Ln(Sn(.856627153315983,.137318972929847,.11189821299995),Sn(.0951212405381588,.761241990602591,.0767994186031903),Sn(.0482516061458583,.101439036467562,.811302368396859)),i=Ln(Sn(1.1271005818144368,-.1413297634984383,-.14132976349843826),Sn(-.11060664309660323,1.157823702216272,-.11060664309660294),Sn(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=fn(-12.47393),a=fn(4.026069);return r.mulAssign(t),r.assign(oT.mul(r)),r.assign(s.mul(r)),r.assign(jo(r,1e-10)),r.assign(xo(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(uu(r,0,1)),r.assign(uT(r)),r.assign(i.mul(r)),r.assign(eu(jo(Sn(0),r),Sn(2.2))),r.assign(aT.mul(r)),r.assign(uu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),dT=dn(([e,t])=>{const r=fn(.76),s=fn(.15);e=e.mul(t);const i=qo(e.r,qo(e.g,e.b)),n=Tu(i.lessThan(.08),i.sub(Pa(6.25,i.mul(i))),.04);e.subAssign(n);const a=jo(e.r,jo(e.g,e.b));pn(a.lessThan(r),()=>e);const o=La(1,r),u=La(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=La(1,Da(1,s.mul(a.sub(u)).add(1)));return ou(e,Sn(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class cT extends di{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const hT=nn(cT).setParameterLength(1,3);class pT extends cT{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}generateNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const gT=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function mT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Zd.z).negate()}const fT=dn(([e,t],r)=>{const s=mT(r);return cu(e,t,s)}),yT=dn(([e],t)=>{const r=mT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),bT=dn(([e,t],r)=>{const s=mT(r),i=t.sub(Qd.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),xT=dn(([e,t])=>wn(t.toFloat().mix(aa.rgb,e.toVec3()),aa.a));let TT=null,_T=null;class vT extends di{static get type(){return"RangeNode"}constructor(e=fn(),t=fn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Xs(t.value)),i=e.getTypeLength(Xs(r.value));return s>i?s:i}generateNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Ml('THREE.TSL: No "ConstNode" found in node graph.',this.stackTrace);return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(Xs(a)),d=e.getTypeLength(Xs(o));TT=TT||new s,_T=_T||new s,TT.setScalar(0),_T.setScalar(0),1===u?TT.setScalar(a):a.isColor?TT.set(a.r,a.g,a.b,1):TT.set(a.x,a.y,a.z||0,a.w||0),1===d?_T.setScalar(o):o.isColor?_T.set(o.r,o.g,o.b,1):_T.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;enew ST(e,t),AT=RT("numWorkgroups","uvec3"),ET=RT("workgroupId","uvec3"),wT=RT("globalId","uvec3"),CT=RT("localId","uvec3"),MT=RT("subgroupSize","uint");class BT extends di{constructor(e){super(),this.scope=e}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}}const FT=nn(BT);class LT extends ci{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class PT extends di{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Us),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new LT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class DT extends di{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}generateNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=gl(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}DT.ATOMIC_LOAD="atomicLoad",DT.ATOMIC_STORE="atomicStore",DT.ATOMIC_ADD="atomicAdd",DT.ATOMIC_SUB="atomicSub",DT.ATOMIC_MAX="atomicMax",DT.ATOMIC_MIN="atomicMin",DT.ATOMIC_AND="atomicAnd",DT.ATOMIC_OR="atomicOr",DT.ATOMIC_XOR="atomicXor";const UT=nn(DT),IT=(e,t,r)=>UT(e,t,r).toStack();class OT extends pi{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}generateNodeType(e){const t=this.method;return t===OT.SUBGROUP_ELECT?"bool":t===OT.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===OT.SUBGROUP_BROADCAST||r===OT.SUBGROUP_SHUFFLE||r===OT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===OT.SUBGROUP_SHUFFLE_XOR||r===OT.SUBGROUP_SHUFFLE_DOWN||r===OT.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}OT.SUBGROUP_ELECT="subgroupElect",OT.SUBGROUP_BALLOT="subgroupBallot",OT.SUBGROUP_ADD="subgroupAdd",OT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",OT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",OT.SUBGROUP_MUL="subgroupMul",OT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",OT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",OT.SUBGROUP_AND="subgroupAnd",OT.SUBGROUP_OR="subgroupOr",OT.SUBGROUP_XOR="subgroupXor",OT.SUBGROUP_MIN="subgroupMin",OT.SUBGROUP_MAX="subgroupMax",OT.SUBGROUP_ALL="subgroupAll",OT.SUBGROUP_ANY="subgroupAny",OT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",OT.QUAD_SWAP_X="quadSwapX",OT.QUAD_SWAP_Y="quadSwapY",OT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",OT.SUBGROUP_BROADCAST="subgroupBroadcast",OT.SUBGROUP_SHUFFLE="subgroupShuffle",OT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",OT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",OT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",OT.QUAD_BROADCAST="quadBroadcast";const VT=on(OT,OT.SUBGROUP_ELECT).setParameterLength(0),kT=on(OT,OT.SUBGROUP_BALLOT).setParameterLength(1),GT=on(OT,OT.SUBGROUP_ADD).setParameterLength(1),zT=on(OT,OT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),$T=on(OT,OT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),WT=on(OT,OT.SUBGROUP_MUL).setParameterLength(1),HT=on(OT,OT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),qT=on(OT,OT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),jT=on(OT,OT.SUBGROUP_AND).setParameterLength(1),XT=on(OT,OT.SUBGROUP_OR).setParameterLength(1),KT=on(OT,OT.SUBGROUP_XOR).setParameterLength(1),QT=on(OT,OT.SUBGROUP_MIN).setParameterLength(1),YT=on(OT,OT.SUBGROUP_MAX).setParameterLength(1),ZT=on(OT,OT.SUBGROUP_ALL).setParameterLength(0),JT=on(OT,OT.SUBGROUP_ANY).setParameterLength(0),e_=on(OT,OT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),t_=on(OT,OT.QUAD_SWAP_X).setParameterLength(1),r_=on(OT,OT.QUAD_SWAP_Y).setParameterLength(1),s_=on(OT,OT.QUAD_SWAP_DIAGONAL).setParameterLength(1),i_=on(OT,OT.SUBGROUP_BROADCAST).setParameterLength(2),n_=on(OT,OT.SUBGROUP_SHUFFLE).setParameterLength(2),a_=on(OT,OT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),o_=on(OT,OT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),u_=on(OT,OT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),l_=on(OT,OT.QUAD_BROADCAST).setParameterLength(1);let d_;function c_(e){d_=d_||new WeakMap;let t=d_.get(e);return void 0===t&&d_.set(e,t={}),t}function h_(e){const t=c_(e);return t.shadowMatrix||(t.shadowMatrix=Na("mat4").setGroup(Ta).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function p_(e,t=Qd){const r=h_(e).mul(t);return r.xyz.div(r.w)}function g_(e){const t=c_(e);return t.position||(t.position=Na(new r).setGroup(Ta).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function m_(e){const t=c_(e);return t.targetPosition||(t.targetPosition=Na(new r).setGroup(Ta).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function f_(e){const t=c_(e);return t.viewPosition||(t.viewPosition=Na(new r).setGroup(Ta).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const y_=e=>Td.transformDirection(g_(e).sub(m_(e))),b_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},x_=new WeakMap,T_=[];class __ extends di{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=On("vec3","totalDiffuse"),this.totalSpecularNode=On("vec3","totalSpecular"),this.outgoingLightNode=On("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(en(e));else{let s=null;if(null!==r&&(s=b_(e.id,r)),null===s){const r=i.getLightNodeClass(e.constructor);if(null===r){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}let s=null;x_.has(e)?s=x_.get(e):(s=new r(e),x_.set(e,s)),t.push(s)}}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=Sn(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class v_ extends di{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=ti.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){N_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Qd)}}const N_=On("vec3","shadowPositionWorld");function S_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function R_(e,t){return t=S_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function A_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function E_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function w_(e,t){return t=E_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function C_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function M_(e,t,r){return r=w_(t,r=R_(e,r))}function B_(e,t,r){A_(e,r),C_(t,r)}var F_=Object.freeze({__proto__:null,resetRendererAndSceneState:M_,resetRendererState:R_,resetSceneState:w_,restoreRendererAndSceneState:B_,restoreRendererState:A_,restoreSceneState:C_,saveRendererAndSceneState:function(e,t,r={}){return r=E_(t,r=S_(e,r))},saveRendererState:S_,saveSceneState:E_});const L_=new WeakMap,P_=dn(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Pl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),D_=dn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Fc("mapSize","vec2",r).setGroup(Ta),a=Fc("radius","float",r).setGroup(Ta),o=Tn(1).div(n),u=a.mul(o.x),l=mx(Kl.xy).mul(6.28318530718);return Fa(i(t.xy.add(fx(0,5,l).mul(u)),t.z),i(t.xy.add(fx(1,5,l).mul(u)),t.z),i(t.xy.add(fx(2,5,l).mul(u)),t.z),i(t.xy.add(fx(3,5,l).mul(u)),t.z),i(t.xy.add(fx(4,5,l).mul(u)),t.z)).mul(.2)}),U_=dn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Fc("mapSize","vec2",r).setGroup(Ta),a=Tn(1).div(n),o=a.x,u=a.y,l=t.xy,d=Ro(l.mul(n).add(.5));return l.subAssign(d.mul(a)),Fa(i(l,t.z),i(l.add(Tn(o,0)),t.z),i(l.add(Tn(0,u)),t.z),i(l.add(a),t.z),ou(i(l.add(Tn(o.negate(),0)),t.z),i(l.add(Tn(o.mul(2),0)),t.z),d.x),ou(i(l.add(Tn(o.negate(),u)),t.z),i(l.add(Tn(o.mul(2),u)),t.z),d.x),ou(i(l.add(Tn(0,u.negate())),t.z),i(l.add(Tn(0,u.mul(2))),t.z),d.y),ou(i(l.add(Tn(o,u.negate())),t.z),i(l.add(Tn(o,u.mul(2))),t.z),d.y),ou(ou(i(l.add(Tn(o.negate(),u.negate())),t.z),i(l.add(Tn(o.mul(2),u.negate())),t.z),d.x),ou(i(l.add(Tn(o.negate(),u.mul(2))),t.z),i(l.add(Tn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),I_=dn(({depthTexture:e,shadowCoord:t,depthLayer:r},s)=>{let i=Pl(e).sample(t.xy);e.isArrayTexture&&(i=i.depth(r)),i=i.rg;const n=i.x,a=jo(1e-7,i.y.mul(i.y)),o=s.renderer.reversedDepthBuffer?Xo(n,t.z):Xo(t.z,n),u=fn(1).toVar();return pn(o.notEqual(1),()=>{const e=t.z.sub(n);let r=a.div(a.add(e.mul(e)));r=uu(La(r,.3).div(.65)),u.assign(jo(o,r))}),u}),O_=e=>{let t=L_.get(e);return void 0===t&&(t=new mg,t.colorNode=wn(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=se,t.fog=!1,L_.set(e,t)),t},V_=e=>{const t=L_.get(e);void 0!==t&&(t.dispose(),L_.delete(e))},k_=new gy,G_=[],z_=(e,t,r,s)=>{G_[0]=e,G_[1]=t;let i=k_.get(G_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===ht)&&(s&&(Qs(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,k_.set(G_,i)),G_[0]=null,G_[1]=null,i},$_=dn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=fn(0).toVar("meanVertical"),a=fn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(fn(1)).select(fn(0),fn(2).div(e.sub(1))),u=e.lessThanEqual(fn(1)).select(fn(0),fn(-1));Sp({start:yn(0),end:yn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(fn(e).mul(o));let d=s.sample(Fa(Kl.xy,Tn(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=To(a.sub(n.mul(n)).max(0));return Tn(n,l)}),W_=dn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=fn(0).toVar("meanHorizontal"),a=fn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(fn(1)).select(fn(0),fn(2).div(e.sub(1))),u=e.lessThanEqual(fn(1)).select(fn(0),fn(-1));Sp({start:yn(0),end:yn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(fn(e).mul(o));let d=s.sample(Fa(Kl.xy,Tn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(Fa(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=To(a.sub(n.mul(n)).max(0));return Tn(n,l)}),H_=[P_,D_,U_,I_];let q_;const j_=new ux;class X_ extends v_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,fn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=r.biasNode||Fc("bias","float",r).setGroup(Ta);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z;else{const e=a.w;a=a.xy.div(e);const t=Fc("near","float",r.camera).setGroup(Ta),s=Fc("far","float",r.camera).setGroup(Ta);n=Yp(e.negate(),t,s)}return a=Sn(a.x,a.y.oneMinus(),s.reversedDepthBuffer?n.sub(i):n.add(i)),a}getShadowFilterFn(e){return H_[e]}setupRenderTarget(e,t){const r=new J(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,{depthTexture:n,shadowMap:a}=this.setupRenderTarget(i,e),o=t.shadowMap.type,u=t.hasCompatibility(A.TEXTURE_COMPARE);if(o!==dt&&o!==ct||!u?(n.minFilter=B,n.magFilter=B):(n.minFilter=de,n.magFilter=de),i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),o===ht&&!0!==i.isPointLightShadow){n.compareFunction=null,a.depth>1?(a._vsmShadowMapVertical||(a._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:W,type:_e,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=a._vsmShadowMapVertical,a._vsmShadowMapHorizontal||(a._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:W,type:_e,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=a._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:W,type:_e,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:W,type:_e,depthBuffer:!1}));let t=Pl(n);n.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Pl(this.vsmShadowMapVertical.texture);n.isArrayTexture&&(r=r.depth(this.depthLayer));const s=Fc("blurSamples","float",i).setGroup(Ta),o=Fc("radius","float",i).setGroup(Ta),u=Fc("mapSize","vec2",i).setGroup(Ta);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new mg);l.fragmentNode=$_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new mg),l.fragmentNode=W_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const l=Fc("intensity","float",i).setGroup(Ta),d=Fc("normalBias","float",i).setGroup(Ta),c=h_(s).mul(N_.add(dc.mul(d))),h=this.setupShadowCoord(e,c),p=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===p)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const g=o===ht&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:n,m=this.setupShadowFilter(e,{filterFn:p,shadowTexture:a.texture,depthTexture:g,shadowCoord:h,shadow:i,depthLayer:this.depthLayer});let f,y;!0===t.shadowMap.transmitted&&(a.texture.isCubeTexture?f=Cc(a.texture,h.xyz):(f=Pl(a.texture,h),n.isArrayTexture&&(f=f.depth(this.depthLayer)))),y=f?ou(1,m.rgb.mix(f,1),l.mul(f.a)).toVar():ou(1,m,l).toVar(),this.shadowMap=a,this.shadow.map=a;const b=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return f&&y.toInspector(`${b} / Color`,()=>this.shadowMap.texture.isCubeTexture?Cc(this.shadowMap.texture):Pl(this.shadowMap.texture)),y.toInspector(`${b} / Depth`,()=>this.shadowMap.texture.isCubeTexture?Cc(this.shadowMap.texture).r.oneMinus():Dl(this.shadowMap.depthTexture,Rl().mul(El(Pl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return dn(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");q_=M_(i,n,q_),n.overrideMaterial=O_(r),i.setRenderObjectFunction(z_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===ht&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,B_(i,n,q_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),j_.material=this.vsmMaterialVertical,j_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),j_.material=this.vsmMaterialHorizontal,j_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,V_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const K_=(e,t)=>new X_(e,t),Q_=new e,Y_=new a,Z_=new r,J_=new r,ev=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],tv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],rv=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],sv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],iv=dn(({depthTexture:e,bd3D:t,dp:r})=>Cc(e,t).compare(r)),nv=dn(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=Fc("radius","float",s).setGroup(Ta),n=Fc("mapSize","vec2",s).setGroup(Ta),a=i.div(n.x),o=Fo(t),u=So(Jo(t,o.x.greaterThan(o.z).select(Sn(0,1,0),Sn(1,0,0)))),l=Jo(t,u),d=mx(Kl.xy).mul(6.28318530718),c=fx(0,5,d),h=fx(1,5,d),p=fx(2,5,d),g=fx(3,5,d),m=fx(4,5,d);return Cc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(Cc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(Cc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(Cc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(Cc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),av=dn(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s},i)=>{const n=r.xyz.toConst(),a=n.abs().toConst(),o=a.x.max(a.y).max(a.z),u=Na("float").setGroup(Ta).onRenderUpdate(()=>s.camera.near),l=Na("float").setGroup(Ta).onRenderUpdate(()=>s.camera.far),d=Fc("bias","float",s).setGroup(Ta),c=fn(1).toVar();return pn(o.sub(l).lessThanEqual(0).and(o.sub(u).greaterThanEqual(0)),()=>{let r;i.renderer.reversedDepthBuffer?(r=Kp(o.negate(),u,l),r.subAssign(d)):(r=Xp(o.negate(),u,l),r.addAssign(d));const a=n.normalize();c.assign(e({depthTexture:t,bd3D:a,dp:r,shadow:s}))}),c});class ov extends X_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===pt?iv:nv}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return av({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new gt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?ev:rv,d=u?tv:sv;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(Q_),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),Z_.setFromMatrixPosition(s.matrixWorld),a.position.copy(Z_),J_.copy(a.position),J_.add(l[e]),a.up.copy(d[e]),a.lookAt(J_),a.updateMatrixWorld(),o.makeTranslation(-Z_.x,-Z_.y,-Z_.z),Y_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(Y_,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const uv=(e,t)=>new ov(e,t);class lv extends Bp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||Na(this.color).setGroup(Ta),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=ti.FRAME,t&&t.shadow&&(this._shadowDisposeListener=()=>{this.disposeShadow()},t.addEventListener("dispose",this._shadowDisposeListener))}dispose(){this._shadowDisposeListener&&this.light.removeEventListener("dispose",this._shadowDisposeListener),super.dispose()}disposeShadow(){null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null),this.shadowColorNode=null,null!==this.baseColorNode&&(this.colorNode=this.baseColorNode,this.baseColorNode=null)}getHash(){return this.light.uuid}getLightVector(e){return f_(this.light).sub(e.context.positionView||Zd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return K_(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?en(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const dv=dn(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),cv=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=dv({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class hv extends lv{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=Na(0).setGroup(Ta),this.decayExponentNode=Na(2).setGroup(Ta)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return uv(this.light)}setupDirect(e){return cv({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const pv=dn(([e=Rl()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),gv=dn(([e=Rl()],{renderer:t,material:r})=>{const s=au(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=fn(s.fwidth()).toVar();i=cu(e.oneMinus(),e.add(1),s).oneMinus()}else i=Tu(s.greaterThan(1),0,1);return i}),mv=dn(([e,t,r])=>{const s=fn(r).toVar(),i=fn(t).toVar(),n=xn(e).toVar();return Tu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),fv=dn(([e,t])=>{const r=xn(t).toVar(),s=fn(e).toVar();return Tu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),yv=dn(([e])=>{const t=fn(e).toVar();return yn(vo(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),bv=dn(([e,t])=>{const r=fn(e).toVar();return t.assign(yv(r)),r.sub(fn(t))}),xv=Lb([dn(([e,t,r,s,i,n])=>{const a=fn(n).toVar(),o=fn(i).toVar(),u=fn(s).toVar(),l=fn(r).toVar(),d=fn(t).toVar(),c=fn(e).toVar(),h=fn(La(1,o)).toVar();return La(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),dn(([e,t,r,s,i,n])=>{const a=fn(n).toVar(),o=fn(i).toVar(),u=Sn(s).toVar(),l=Sn(r).toVar(),d=Sn(t).toVar(),c=Sn(e).toVar(),h=fn(La(1,o)).toVar();return La(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),Tv=Lb([dn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=fn(d).toVar(),h=fn(l).toVar(),p=fn(u).toVar(),g=fn(o).toVar(),m=fn(a).toVar(),f=fn(n).toVar(),y=fn(i).toVar(),b=fn(s).toVar(),x=fn(r).toVar(),T=fn(t).toVar(),_=fn(e).toVar(),v=fn(La(1,p)).toVar(),N=fn(La(1,h)).toVar();return fn(La(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),dn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=fn(d).toVar(),h=fn(l).toVar(),p=fn(u).toVar(),g=Sn(o).toVar(),m=Sn(a).toVar(),f=Sn(n).toVar(),y=Sn(i).toVar(),b=Sn(s).toVar(),x=Sn(r).toVar(),T=Sn(t).toVar(),_=Sn(e).toVar(),v=fn(La(1,p)).toVar(),N=fn(La(1,h)).toVar();return fn(La(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),_v=dn(([e,t,r])=>{const s=fn(r).toVar(),i=fn(t).toVar(),n=bn(e).toVar(),a=bn(n.bitAnd(bn(7))).toVar(),o=fn(mv(a.lessThan(bn(4)),i,s)).toVar(),u=fn(Pa(2,mv(a.lessThan(bn(4)),s,i))).toVar();return fv(o,xn(a.bitAnd(bn(1)))).add(fv(u,xn(a.bitAnd(bn(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),vv=dn(([e,t,r,s])=>{const 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Sn(Nv(o.x,a,n,i),Nv(o.y,a,n,i),Nv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Av=Lb([Sv,Rv]),Ev=dn(([e])=>{const t=fn(e).toVar();return Pa(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),wv=dn(([e])=>{const t=fn(e).toVar();return Pa(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Cv=Lb([Ev,dn(([e])=>{const t=Sn(e).toVar();return Pa(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Mv=Lb([wv,dn(([e])=>{const t=Sn(e).toVar();return Pa(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Bv=dn(([e,t])=>{const r=yn(t).toVar(),s=bn(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(yn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),Fv=dn(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(Bv(r,yn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Bv(e,yn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Bv(t,yn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(Bv(r,yn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Bv(e,yn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Bv(t,yn(4))),t.addAssign(e)}),Lv=dn(([e,t,r])=>{const s=bn(r).toVar(),i=bn(t).toVar(),n=bn(e).toVar();return s.bitXorAssign(i),s.subAssign(Bv(i,yn(14))),n.bitXorAssign(s),n.subAssign(Bv(s,yn(11))),i.bitXorAssign(n),i.subAssign(Bv(n,yn(25))),s.bitXorAssign(i),s.subAssign(Bv(i,yn(16))),n.bitXorAssign(s),n.subAssign(Bv(s,yn(4))),i.bitXorAssign(n),i.subAssign(Bv(n,yn(14))),s.bitXorAssign(i),s.subAssign(Bv(i,yn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),Pv=dn(([e])=>{const t=bn(e).toVar();return fn(t).div(fn(bn(yn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),Dv=dn(([e])=>{const t=fn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),Uv=Lb([dn(([e])=>{const t=yn(e).toVar(),r=bn(bn(1)).toVar(),s=bn(bn(yn(3735928559)).add(r.shiftLeft(bn(2))).add(bn(13))).toVar();return 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c.assign(h.assign(p.assign(bn(yn(3735928559)).add(d.shiftLeft(bn(2))).add(bn(13))))),c.addAssign(bn(l)),h.addAssign(bn(u)),p.addAssign(bn(o)),Fv(c,h,p),c.addAssign(bn(a)),h.addAssign(bn(n)),Lv(c,h,p)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),Iv=Lb([dn(([e,t])=>{const r=yn(t).toVar(),s=yn(e).toVar(),i=bn(Uv(s,r)).toVar(),n=An().toVar();return n.x.assign(i.bitAnd(yn(255))),n.y.assign(i.shiftRight(yn(8)).bitAnd(yn(255))),n.z.assign(i.shiftRight(yn(16)).bitAnd(yn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),dn(([e,t,r])=>{const s=yn(r).toVar(),i=yn(t).toVar(),n=yn(e).toVar(),a=bn(Uv(n,i,s)).toVar(),o=An().toVar();return o.x.assign(a.bitAnd(yn(255))),o.y.assign(a.shiftRight(yn(8)).bitAnd(yn(255))),o.z.assign(a.shiftRight(yn(16)).bitAnd(yn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),Ov=Lb([dn(([e])=>{const t=Tn(e).toVar(),r=yn().toVar(),s=yn().toVar(),i=fn(bv(t.x,r)).toVar(),n=fn(bv(t.y,s)).toVar(),a=fn(Dv(i)).toVar(),o=fn(Dv(n)).toVar(),u=fn(xv(Nv(Uv(r,s),i,n),Nv(Uv(r.add(yn(1)),s),i.sub(1),n),Nv(Uv(r,s.add(yn(1))),i,n.sub(1)),Nv(Uv(r.add(yn(1)),s.add(yn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Cv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),dn(([e])=>{const 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Pv(Uv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),dn(([e])=>{const t=Sn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar(),i=yn(yv(t.z)).toVar();return Pv(Uv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),dn(([e])=>{const t=wn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar(),i=yn(yv(t.z)).toVar(),n=yn(yv(t.w)).toVar();return Pv(Uv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),Gv=Lb([dn(([e])=>{const t=fn(e).toVar(),r=yn(yv(t)).toVar();return Sn(Pv(Uv(r,yn(0))),Pv(Uv(r,yn(1))),Pv(Uv(r,yn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),dn(([e])=>{const t=Tn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar();return Sn(Pv(Uv(r,s,yn(0))),Pv(Uv(r,s,yn(1))),Pv(Uv(r,s,yn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),dn(([e])=>{const t=Sn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar(),i=yn(yv(t.z)).toVar();return Sn(Pv(Uv(r,s,i,yn(0))),Pv(Uv(r,s,i,yn(1))),Pv(Uv(r,s,i,yn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),dn(([e])=>{const t=wn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar(),i=yn(yv(t.z)).toVar(),n=yn(yv(t.w)).toVar();return Sn(Pv(Uv(r,s,i,n,yn(0))),Pv(Uv(r,s,i,n,yn(1))),Pv(Uv(r,s,i,n,yn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),zv=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=yn(t).toVar(),o=Sn(e).toVar(),u=fn(0).toVar(),l=fn(1).toVar();return Sp(a,()=>{u.addAssign(l.mul(Ov(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),$v=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=yn(t).toVar(),o=Sn(e).toVar(),u=Sn(0).toVar(),l=fn(1).toVar();return Sp(a,()=>{u.addAssign(l.mul(Vv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Wv=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=yn(t).toVar(),o=Sn(e).toVar();return Tn(zv(o,a,n,i),zv(o.add(Sn(yn(19),yn(193),yn(17))),a,n,i))}).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Hv=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=yn(t).toVar(),o=Sn(e).toVar(),u=Sn($v(o,a,n,i)).toVar(),l=fn(zv(o.add(Sn(yn(19),yn(193),yn(17))),a,n,i)).toVar();return wn(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),qv=Lb([dn(([e,t,r,s,i,n,a])=>{const o=yn(a).toVar(),u=fn(n).toVar(),l=yn(i).toVar(),d=yn(s).toVar(),c=yn(r).toVar(),h=yn(t).toVar(),p=Tn(e).toVar(),g=Sn(Gv(Tn(h.add(d),c.add(l)))).toVar(),m=Tn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=Tn(Tn(fn(h),fn(c)).add(m)).toVar(),y=Tn(f.sub(p)).toVar();return pn(o.equal(yn(2)),()=>Fo(y.x).add(Fo(y.y))),pn(o.equal(yn(3)),()=>jo(Fo(y.x),Fo(y.y))),Zo(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),dn(([e,t,r,s,i,n,a,o,u])=>{const l=yn(u).toVar(),d=fn(o).toVar(),c=yn(a).toVar(),h=yn(n).toVar(),p=yn(i).toVar(),g=yn(s).toVar(),m=yn(r).toVar(),f=yn(t).toVar(),y=Sn(e).toVar(),b=Sn(Gv(Sn(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=Sn(Sn(fn(f),fn(m),fn(g)).add(b)).toVar(),T=Sn(x.sub(y)).toVar();return pn(l.equal(yn(2)),()=>Fo(T.x).add(Fo(T.y)).add(Fo(T.z))),pn(l.equal(yn(3)),()=>jo(Fo(T.x),Fo(T.y),Fo(T.z))),Zo(T,T)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),jv=dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Tn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=Tn(bv(n.x,a),bv(n.y,o)).toVar(),l=fn(1e6).toVar();return Sp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Sp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{const r=fn(qv(u,e,t,a,o,i,s)).toVar();l.assign(qo(l,r))})}),pn(s.equal(yn(0)),()=>{l.assign(To(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Xv=dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Tn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=Tn(bv(n.x,a),bv(n.y,o)).toVar(),l=Tn(1e6,1e6).toVar();return Sp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Sp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{const r=fn(qv(u,e,t,a,o,i,s)).toVar();pn(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),pn(s.equal(yn(0)),()=>{l.assign(To(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Kv=dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Tn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=Tn(bv(n.x,a),bv(n.y,o)).toVar(),l=Sn(1e6,1e6,1e6).toVar();return Sp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Sp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{const r=fn(qv(u,e,t,a,o,i,s)).toVar();pn(r.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(r)}).ElseIf(r.lessThan(l.z),()=>{l.z.assign(r)})})}),pn(s.equal(yn(0)),()=>{l.assign(To(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Qv=Lb([jv,dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Sn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=yn().toVar(),l=Sn(bv(n.x,a),bv(n.y,o),bv(n.z,u)).toVar(),d=fn(1e6).toVar();return Sp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Sp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{Sp({start:-1,end:yn(1),name:"z",condition:"<="},({z:r})=>{const n=fn(qv(l,e,t,r,a,o,u,i,s)).toVar();d.assign(qo(d,n))})})}),pn(s.equal(yn(0)),()=>{d.assign(To(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Yv=Lb([Xv,dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Sn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=yn().toVar(),l=Sn(bv(n.x,a),bv(n.y,o),bv(n.z,u)).toVar(),d=Tn(1e6,1e6).toVar();return Sp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Sp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{Sp({start:-1,end:yn(1),name:"z",condition:"<="},({z:r})=>{const n=fn(qv(l,e,t,r,a,o,u,i,s)).toVar();pn(n.lessThan(d.x),()=>{d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.y.assign(n)})})})}),pn(s.equal(yn(0)),()=>{d.assign(To(d))}),d}).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Zv=Lb([Kv,dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Sn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=yn().toVar(),l=Sn(bv(n.x,a),bv(n.y,o),bv(n.z,u)).toVar(),d=Sn(1e6,1e6,1e6).toVar();return Sp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Sp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{Sp({start:-1,end:yn(1),name:"z",condition:"<="},({z:r})=>{const n=fn(qv(l,e,t,r,a,o,u,i,s)).toVar();pn(n.lessThan(d.x),()=>{d.z.assign(d.y),d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.z.assign(d.y),d.y.assign(n)}).ElseIf(n.lessThan(d.z),()=>{d.z.assign(n)})})})}),pn(s.equal(yn(0)),()=>{d.assign(To(d))}),d}).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Jv=dn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=yn(e).toVar(),h=Tn(t).toVar(),p=Tn(r).toVar(),g=Tn(s).toVar(),m=fn(i).toVar(),f=fn(n).toVar(),y=fn(a).toVar(),b=xn(o).toVar(),x=yn(u).toVar(),T=fn(l).toVar(),_=fn(d).toVar(),v=h.mul(p).add(g),N=fn(0).toVar();return pn(c.equal(yn(0)),()=>{N.assign(Vv(v))}),pn(c.equal(yn(1)),()=>{N.assign(Gv(v))}),pn(c.equal(yn(2)),()=>{N.assign(Zv(v,m,yn(0)))}),pn(c.equal(yn(3)),()=>{N.assign($v(Sn(v,0),x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),pn(b,()=>{N.assign(uu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise2d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"texcoord",type:"vec2"},{name:"freq",type:"vec2"},{name:"offset",type:"vec2"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),eN=dn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=yn(e).toVar(),h=Sn(t).toVar(),p=Sn(r).toVar(),g=Sn(s).toVar(),m=fn(i).toVar(),f=fn(n).toVar(),y=fn(a).toVar(),b=xn(o).toVar(),x=yn(u).toVar(),T=fn(l).toVar(),_=fn(d).toVar(),v=h.mul(p).add(g),N=fn(0).toVar();return pn(c.equal(yn(0)),()=>{N.assign(Vv(v))}),pn(c.equal(yn(1)),()=>{N.assign(Gv(v))}),pn(c.equal(yn(2)),()=>{N.assign(Zv(v,m,yn(0)))}),pn(c.equal(yn(3)),()=>{N.assign($v(v,x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),pn(b,()=>{N.assign(uu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise3d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"position",type:"vec3"},{name:"freq",type:"vec3"},{name:"offset",type:"vec3"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),tN=dn(([e])=>{const t=e.y,r=e.z,s=Sn().toVar();return pn(t.lessThan(1e-4),()=>{s.assign(Sn(r,r,r))}).Else(()=>{let i=e.x;i=i.sub(vo(i)).mul(6).toVar();const n=yn(Go(i)),a=i.sub(fn(n)),o=r.mul(t.oneMinus()),u=r.mul(t.mul(a).oneMinus()),l=r.mul(t.mul(a.oneMinus()).oneMinus());pn(n.equal(yn(0)),()=>{s.assign(Sn(r,l,o))}).ElseIf(n.equal(yn(1)),()=>{s.assign(Sn(u,r,o))}).ElseIf(n.equal(yn(2)),()=>{s.assign(Sn(o,r,l))}).ElseIf(n.equal(yn(3)),()=>{s.assign(Sn(o,u,r))}).ElseIf(n.equal(yn(4)),()=>{s.assign(Sn(l,o,r))}).Else(()=>{s.assign(Sn(r,o,u))})}),s}).setLayout({name:"mx_hsvtorgb",type:"vec3",inputs:[{name:"hsv",type:"vec3"}]}),rN=dn(([e])=>{const t=Sn(e).toVar(),r=fn(t.x).toVar(),s=fn(t.y).toVar(),i=fn(t.z).toVar(),n=fn(qo(r,qo(s,i))).toVar(),a=fn(jo(r,jo(s,i))).toVar(),o=fn(a.sub(n)).toVar(),u=fn().toVar(),l=fn().toVar(),d=fn().toVar();return 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e=this.varyings,u=e.length;null===t&&(t="nodeVarying"+u),"varying"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds)),o=new bN(t,r,s,i),e.push(o),this.registerDeclaration(o),n[a]=o}return o}registerDeclaration(e){const t=this.shaderStage,r=this.declarations[t]||(this.declarations[t]={}),s=this.getPropertyName(e);let i=1,n=s;for(;void 0!==r[n];)n=s+"_"+i++;i>1&&(e.name=n,d(`TSL: Declaration name '${s}' of '${e.type}' already in use. Renamed to '${n}'.`)),r[n]=e}getCodeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e);let i=s.code;if(void 0===i){const e=this.codes[r]||(this.codes[r]=[]),n=e.length;i=new xN("nodeCode"+n,t),e.push(i),s.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:r,flowCodeBlock:s}=this.getDataFromNode(e);let i=!0,n=t;for(;n;){if(!0===s.get(n)){i=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(i)for(const e of r)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,r){const s=this.getDataFromNode(e),i=s.flowCodes||(s.flowCodes=[]),n=s.flowCodeBlock||(s.flowCodeBlock=new WeakMap);i.push(t),n.set(r,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new pT,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Yy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new _N,this.stack=Jy();for(const r of ni)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${this.tab+s} = ${i.result};\n`),this.flowCode[e]=this.flowCode[e]+i.code,l=i}else l=t.build(this);return this.setShaderStage(a),this.cache=n,this.tab=i,this.context=o,l}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e){let t="";const r=this.vars[e];if(void 0!==r)for(const e of r)t+=`${this.getVar(e.type,e.name)}; `;return t}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}build(){const{object:e,material:t,renderer:r}=this;if(null!==t){let e=r.library.fromMaterial(t);null===e&&(o(`NodeMaterial: Material "${t.type}" is not compatible.`),e=new mg),e.build(this)}else this.addFlow("compute",e);for(const e of ni){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of ai){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}async buildAsync(){const{object:e,material:t,renderer:r}=this;if(null!==t){let e=r.library.fromMaterial(t);null===e&&(o(`NodeMaterial: Material "${t.type}" is not compatible.`),e=new mg),e.build(this)}else this.addFlow("compute",e);for(const e of ni){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of ai){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this);await xt()}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=zN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new FN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new LN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new PN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new DN(e);else if("color"===t)s=new UN(e);else if("mat2"===t)s=new IN(e);else if("mat3"===t)s=new ON(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new VN(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${Tt} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===Qs(this.object).useVelocity}}class qN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===ti.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===ti.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===ti.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===ti.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===ti.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===ti.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===ti.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===ti.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===ti.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class jN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}jN.isNodeFunctionInput=!0;class XN extends lv{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class KN extends lv{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:y_(this.light),lightColor:e}}}class QN extends lv{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=g_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=Na(new e).setGroup(Ta)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=dc.dot(s).mul(.5).add(.5),n=ou(r,t,i);e.context.irradiance.addAssign(n)}}class YN extends lv{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=Na(0).setGroup(Ta),this.penumbraCosNode=Na(0).setGroup(Ta),this.cutoffDistanceNode=Na(0).setGroup(Ta),this.decayExponentNode=Na(0).setGroup(Ta),this.colorNode=Na(this.color).setGroup(Ta)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return cu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=p_(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(y_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=dv({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Pl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class ZN extends YN{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);s=Pl(r,Tn(e,0),0).r}else s=super.getSpotAttenuation(t);return s}}class JN extends lv{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=kl(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=uN(dc,this.lightProbe);e.context.irradiance.addAssign(t)}}const eS=dn(([e,t])=>{const r=e.abs().sub(t);return Po(jo(r,0)).add(qo(jo(r.x,r.y),0))});class tS extends YN{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=fn(0),r=this.penumbraCosNode,s=h_(this.light).mul(e.context.positionWorld||Qd);return pn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=eS(e.xy.sub(Tn(.5)),Tn(.5)),n=Da(-1,La(1,Mo(r)).sub(1));t.assign(lu(i.mul(-2).mul(n)))}),t}}const rS=new a,sS=new a;let iS=null;class nS extends lv{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=Na(new r).setGroup(Ta),this.halfWidth=Na(new r).setGroup(Ta),this.updateType=ti.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;sS.identity(),rS.copy(t.matrixWorld),rS.premultiply(r),sS.extractRotation(rS),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(sS),this.halfHeight.value.applyMatrix4(sS)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Pl(iS.LTC_FLOAT_1),r=Pl(iS.LTC_FLOAT_2)):(t=Pl(iS.LTC_HALF_1),r=Pl(iS.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:f_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){iS=e}}class aS{parseFunction(){d("Abstract function.")}}class oS{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}oS.isNodeFunction=!0;const uS=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,lS=/[a-z_0-9]+/gi,dS="#pragma main";class cS extends oS{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(dS),r=-1!==t?e.slice(t+12):e,s=r.match(uS);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=lS.exec(i));)n.push(a);const o=[];let u=0;for(;u{let r=this._createNodeBuilder(e,e.material);try{t?await r.buildAsync():r.build()}catch(s){r=this._createNodeBuilder(e,new mg),t?await r.buildAsync():r.build(),o("TSL: "+s)}return r})().then(e=>(s=this._createNodeBuilderState(e),i.set(n,s),s.usedTimes++,r.nodeBuilderState=s,s));{let t=this._createNodeBuilder(e,e.material);try{t.build()}catch(r){t=this._createNodeBuilder(e,new mg),t.build();let s=r.stackTrace;!s&&r.stack&&(s=new Us(r.stack)),o("TSL: "+r,s)}s=this._createNodeBuilderState(t),i.set(n,s)}}s.usedTimes++,r.nodeBuilderState=s}return s}getForRenderAsync(e){const t=this.getForRender(e,!0);return t.then?t:Promise.resolve(t)}getForRenderDeferred(e){const t=this.get(e);if(void 0!==t.nodeBuilderState)return t.nodeBuilderState;const r=this.getForRenderCacheKey(e),s=this.nodeBuilderCache.get(r);return void 0!==s?(s.usedTimes++,t.nodeBuilderState=s,s):(!0!==t.pendingBuild&&(t.pendingBuild=!0,this._buildQueue.push(()=>this.getForRenderAsync(e).then(()=>{t.pendingBuild=!1})),this._processBuildQueue()),null)}_processBuildQueue(){if(this._buildInProgress||0===this._buildQueue.length)return;this._buildInProgress=!0;this._buildQueue.shift()().then(()=>{this._buildInProgress=!1,this._processBuildQueue()})}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r}return r}_createNodeBuilderState(e){return new gN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){gS[0]=e,gS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(gS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&mS.push(t.getCacheKey(!0)),i&&mS.push(i.getCacheKey()),n&&mS.push(n.getCacheKey()),mS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),mS.push(this.renderer.shadowMap.enabled?1:0),mS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Vs(mS),this.callHashCache.set(gS,s),mS.length=0}return gS[0]=null,gS[1]=null,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===he||r.mapping===pe||r.mapping===we){if(e.backgroundBlurriness>0||r.mapping===we)return Lf(r);{let e;return e=!0===r.isCubeTexture?Cc(r):Pl(r),Mg(e)}}if(!0===r.isTexture)return Pl(r,jl.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=Fc("color","color",r).setGroup(Ta),t=Fc("density","float",r).setGroup(Ta);return xT(e,yT(t))}if(r.isFog){const e=Fc("color","color",r).setGroup(Ta),t=Fc("near","float",r).setGroup(Ta),s=Fc("far","float",r).setGroup(Ta);return xT(e,fT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?Cc(r):!0===r.isTexture?Pl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}hasOutputChange(e){return pS.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?Pl(e,jl).depth(zl("gl_ViewID_OVR")).renderOutput(t.toneMapping,t.currentColorSpace):Pl(e,jl).renderOutput(t.toneMapping,t.currentColorSpace);return pS.set(e,r),s}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new qN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const yS=new nt;class bS{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;i0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new AS(i.framebufferWidth,i.framebufferHeight,{format:Ee,type:ke,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=-5&i.layers.mask,a.layers.mask=-3&i.layers.mask;const o=e.parent,u=i.cameras;MS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function PS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function DS(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new fS(this,r),this._animation=new py(this,this._nodes,this.info),this._attributes=new Ry(r,this.info),this._background=new cN(this,this._nodes),this._geometries=new Cy(this._attributes,this.info),this._textures=new Ky(this,r,this.info),this._pipelines=new Uy(r,this._nodes,this.info),this._bindings=new Iy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new by(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new $y(this.lighting),this._bundles=new _S,this._renderContexts=new jy(this),this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._handleObjectFunction,u=this._compilationPromises;null===r&&(r=e);const l=!0===e.isScene?e:!0===r.isScene?r:IS,d=this.needsFrameBufferTarget&&null===this._renderTarget?this._getFrameBufferTarget():this._renderTarget||this._outputRenderTarget,c=this._renderContexts.get(d,this._mrt),h=this._activeMipmapLevel,p=[];this._currentRenderContext=c,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=p,s.renderId++,s.update(),c.depth=this.depth,c.stencil=this.stencil,c.clippingContext||(c.clippingContext=new bS),c.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,d);const g=this._renderLists.get(l,t);if(g.begin(),this._projectObject(e,t,0,g,c.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&g.pushLight(e)}),g.finish(),null!==d){this._textures.updateRenderTarget(d,h);const e=this._textures.get(d);c.textures=e.textures,c.depthTexture=e.depthTexture}else c.textures=null,c.depthTexture=null;r!==e?this._background.update(r,g,c):this._background.update(l,g,c);const m=g.opaque,f=g.transparent,y=g.transparentDoublePass,b=g.lightsNode;!0===this.opaque&&m.length>0&&this._renderObjects(m,t,l,b),!0===this.transparent&&f.length>0&&this._renderTransparents(f,y,t,l,b),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._handleObjectFunction=o,this._compilationPromises=u;for(const e of p){const t=this._objects.get(e.object,e.material,e.scene,e.camera,e.lightsNode,e.renderContext,e.clippingContext,e.passId);t.drawRange=e.object.geometry.drawRange,t.group=e.group,this._geometries.updateForRender(t),await this._nodes.getForRenderAsync(t),this._nodes.updateBefore(t),this._nodes.updateForRender(t),this._bindings.updateForRender(t);const r=[];this._pipelines.getForRender(t,r),r.length>0&&await Promise.all(r),this._nodes.updateAfter(t),await xt()}}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=Wd,t.modelNormalViewMatrix=Hd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===Wd&&e.modelNormalViewMatrix===Hd}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getOutputBufferType(){return this._outputBufferType}getColorBufferType(){return v('Renderer: ".getColorBufferType()" has been renamed to ".getOutputBufferType()".'),this.getOutputBufferType()}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i),u=this.backend.get(o);void 0===u.renderContexts&&(u.renderContexts=new Set);const l=s.version!==u.version,d=!1===u.renderContexts.has(a)||l;if(u.renderContexts.add(a),d){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t{u.removeEventListener("dispose",e),l.dispose(),this._frameBufferTargets.delete(u)};u.addEventListener("dispose",e),this._frameBufferTargets.set(u,l)}const d=this.getOutputRenderTarget();return l.depthBuffer=a,l.stencilBuffer=o,null!==d?l.setSize(d.width,d.height,d.depth):l.setSize(i,n,1),l.viewport.copy(u._viewport),l.scissor.copy(u._scissor),l.viewport.multiplyScalar(u._pixelRatio),l.scissor.multiplyScalar(u._pixelRatio),l.scissorTest=u._scissorTest,l.multiview=null!==d&&d.multiview,l.resolveDepthBuffer=null===d||d.resolveDepthBuffer,l._autoAllocateDepthBuffer=null!==d&&d._autoAllocateDepthBuffer,l}_renderScene(e,t,r=!0){if(!0===this._isDeviceLost)return;const s=r?this._getFrameBufferTarget():null,i=this._nodes.nodeFrame,n=i.renderId,a=this._currentRenderContext,o=this._currentRenderObjectFunction,u=this._handleObjectFunction;this._callDepth++;const l=!0===e.isScene?e:IS,d=this._renderTarget||this._outputRenderTarget,c=this._activeCubeFace,h=this._activeMipmapLevel;let p;null!==s?(p=s,this.setRenderTarget(p)):p=d;const g=this._renderContexts.get(p,this._mrt,this._callDepth);this._currentRenderContext=g,this._currentRenderObjectFunction=this._renderObjectFunction||this.renderObject,this._handleObjectFunction=this._renderObjectDirect,this.info.calls++,this.info.render.calls++,this.info.render.frameCalls++,i.renderId=this.info.calls,this.backend.updateTimeStampUID(g),this.inspector.beginRender(this.backend.getTimestampUID(g),e,t,p);const m=this.xr;if(!1===m.isPresenting){let e=!1;if(!0===this.reversedDepthBuffer&&!0!==t.reversedDepth){if(t._reversedDepth=!0,t.isArrayCamera)for(const e of t.cameras)e._reversedDepth=!0;e=!0}const r=this.coordinateSystem;if(t.coordinateSystem!==r){if(t.coordinateSystem=r,t.isArrayCamera)for(const e of t.cameras)e.coordinateSystem=r;e=!0}if(!0===e&&(t.updateProjectionMatrix(),t.isArrayCamera))for(const e of t.cameras)e.updateProjectionMatrix()}!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0===m.enabled&&!0===m.isPresenting&&(!0===m.cameraAutoUpdate&&m.updateCamera(t),t=m.getCamera());const f=this._canvasTarget;let y=f._viewport,b=f._scissor,x=f._pixelRatio;null!==p&&(y=p.viewport,b=p.scissor,x=1),this.getDrawingBufferSize(OS),VS.set(0,0,OS.width,OS.height);const T=void 0===y.minDepth?0:y.minDepth,_=void 0===y.maxDepth?1:y.maxDepth;g.viewportValue.copy(y).multiplyScalar(x).floor(),g.viewportValue.width>>=h,g.viewportValue.height>>=h,g.viewportValue.minDepth=T,g.viewportValue.maxDepth=_,g.viewport=!1===g.viewportValue.equals(VS),g.scissorValue.copy(b).multiplyScalar(x).floor(),g.scissor=f._scissorTest&&!1===g.scissorValue.equals(VS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new bS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const v=t.isArrayCamera?GS:kS;t.isArrayCamera||(zS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix(zS,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,g.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==p){this._textures.updateRenderTarget(p,h);const e=this._textures.get(p);g.textures=e.textures,g.depthTexture=e.depthTexture,g.width=e.width,g.height=e.height,g.renderTarget=p,g.depth=p.depthBuffer,g.stencil=p.stencilBuffer}else g.textures=null,g.depthTexture=null,g.width=OS.width,g.height=OS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=N.occlusionQueryCount,g.scissorValue.max($S.set(0,0,0,0)),g.scissorValue.x+g.scissorValue.width>g.width&&(g.scissorValue.width=Math.max(g.width-g.scissorValue.x,0)),g.scissorValue.y+g.scissorValue.height>g.height&&(g.scissorValue.height=Math.max(g.height-g.scissorValue.y,0)),this._background.update(l,N,g),g.camera=t,this.backend.beginRender(g);const{bundles:S,lightsNode:R,transparentDoublePass:A,transparent:E,opaque:w}=N;return S.length>0&&this._renderBundles(S,l,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,l,R),!0===this.transparent&&E.length>0&&this._renderTransparents(E,A,t,l,R),this.backend.finishRender(g),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,this._handleObjectFunction=u,this._callDepth--,null!==s&&(this.setRenderTarget(d,c,h),this._renderOutput(p)),l.onAfterRender(this,e,t,p),this.inspector.finishRender(this.backend.getTimestampUID(g)),g}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._quad;this._nodes.hasOutputChange(e.texture)&&(t.material.fragmentNode=this._nodes.getOutputNode(e.texture),t.material.needsUpdate=!0);const r=this.autoClear,s=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderScene(t,t.camera,!1),this.autoClear=r,this.xr.enabled=s}getMaxAnisotropy(){return this.backend.capabilities.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e){return await this.backend.getArrayBufferAsync(e)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return!0===this.reversedDepthBuffer?1-this._clearDepth:this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.get(s),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer;const t=this.backend.getClearColor();i.clearColorValue.r=t.r,i.clearColorValue.g=t.g,i.clearColorValue.b=t.b,i.clearColorValue.a=t.a,i.clearDepthValue=this.getClearDepth(),i.clearStencilValue=this.getClearStencil(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel()}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){if(!0===this._initialized){this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose();for(const e of this._frameBufferTargets.keys())e.dispose();Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})}this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null);for(const e of this._frameBufferTargets.keys())e.dispose()}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}initRenderTarget(e){if(!1===this._initialized)throw new Error('Renderer: .initRenderTarget() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateRenderTarget(e);const t=this._textures.get(e),r=this._renderContexts.get(e);r.textures=t.textures,r.depthTexture=t.depthTexture,r.width=t.width,r.height=t.height,r.renderTarget=e,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,this.backend.initRenderTarget(r)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=$S.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=$S.copy(t).floor()}else t=$S.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?GS:kS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&$S.setFromMatrixPosition(e.matrixWorld).applyMatrix4(zS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,$S.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?GS:kS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),$S.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(zS)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=L;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=Nt;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=P}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n(t.not().discard(),e))(u)}}e.depthNode&&e.depthNode.isNode&&(l=e.depthNode),e.castShadowPositionNode&&e.castShadowPositionNode.isNode?o=e.castShadowPositionNode:e.positionNode&&e.positionNode.isNode&&(o=e.positionNode),r={version:t,colorNode:u,depthNode:l,positionNode:o},this._cacheShadowNodes.set(e,r)}return r}renderObject(e,t,r,s,i,n,a,o=null,u=null){let l,d,c,h,p=!1;if(e.onBeforeRender(this,t,r,s,i,n),!0===i.allowOverride&&null!==t.overrideMaterial){const e=t.overrideMaterial;if(p=!0,l=e.isNodeMaterial?e.colorNode:null,d=e.isNodeMaterial?e.depthNode:null,c=e.isNodeMaterial?e.positionNode:null,h=t.overrideMaterial.side,i.positionNode&&i.positionNode.isNode&&(e.positionNode=i.positionNode),e.alphaTest=i.alphaTest,e.alphaMap=i.alphaMap,e.transparent=i.transparent||i.transmission>0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);this.shadowMap.type===ht?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:WS[i.side],null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===P&&!1===i.forceSinglePass?(i.side=L,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=Nt,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=P):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}hasCompatibility(e){if(!1===this._initialized)throw new Error('Renderer: .hasCompatibility() called before the backend is initialized. Use "await renderer.init();" before using this method.');return this.backend.hasCompatibility(e)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);if(u.drawRange=e.geometry.drawRange,u.group=n,null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}const l=this._nodes.needsRefresh(u);l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),this._pipelines.isReady(u)&&(this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u))}_createObjectPipeline(e,t,r,s,i,n,a,o){if(null!==this._compilationPromises)return void this._compilationPromises.push({object:e,material:t,scene:r,camera:s,lightsNode:i,group:n,clippingContext:a,passId:o,renderContext:this._currentRenderContext});const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class qS{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}class jS extends qS{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return(e=this._buffer.byteLength)+(Sy-e%Sy)%Sy;var e}get buffer(){return this._buffer}update(){return!0}}class XS extends jS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let KS=0;class QS extends XS{constructor(e,t){super("UniformBuffer_"+KS++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get buffer(){return this.nodeUniform.value}}class YS extends XS{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[],this._updateRangeCache=new Map}addUniformUpdateRange(e){const t=e.index;if(!0!==this._updateRangeCache.has(t)){const r=this.updateRanges,s={start:e.offset,count:e.itemSize};r.push(s),this._updateRangeCache.set(t,s)}}clearUpdateRanges(){this._updateRangeCache.clear(),super.clearUpdateRanges()}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r{this.generation=null,this.version=-1},this.texture=t,this.version=t?t.version:-1,this.generation=null,this.samplerKey="",this.isSampler=!0}set texture(e){this._texture!==e&&(this._texture&&this._texture.removeEventListener("dispose",this._onTextureDispose),this._texture=e,this.generation=null,this.version=-1,this._texture&&this._texture.addEventListener("dispose",this._onTextureDispose))}get texture(){return this._texture}update(){const{texture:e,version:t}=this;return t!==e.version&&(this.version=e.version,!0)}clone(){const e=super.clone();return e._texture=null,e._onTextureDispose=()=>{e.generation=null,e.version=-1},e.texture=this.texture,e}}let tR=0;class rR extends eR{constructor(e,t){super(e,t),this.id=tR++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class sR extends rR{constructor(e,t,r,s=null){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r,this.access=s}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class iR extends sR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class nR extends sR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const aR={bitcast_int_uint:new cT("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new cT("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},oR={textureDimensions:"textureSize",equals:"equal",bitcast_float_int:"floatBitsToInt",bitcast_int_float:"intBitsToFloat",bitcast_uint_float:"uintBitsToFloat",bitcast_float_uint:"floatBitsToUint",bitcast_uint_int:"tsl_bitcast_uint_to_int",bitcast_int_uint:"tsl_bitcast_int_to_uint",floatpack_snorm_2x16:"packSnorm2x16",floatpack_unorm_2x16:"packUnorm2x16",floatpack_float16_2x16:"packHalf2x16",floatunpack_snorm_2x16:"unpackSnorm2x16",floatunpack_unorm_2x16:"unpackUnorm2x16",floatunpack_float16_2x16:"unpackHalf2x16"},uR={low:"lowp",medium:"mediump",high:"highp"},lR={swizzleAssign:!0,storageBuffer:!1},dR={perspective:"smooth",linear:"noperspective"},cR={centroid:"centroid"},hR="\nprecision highp float;\nprecision highp int;\nprecision highp sampler2D;\nprecision highp sampler3D;\nprecision highp samplerCube;\nprecision highp sampler2DArray;\n\nprecision highp usampler2D;\nprecision highp usampler3D;\nprecision highp usamplerCube;\nprecision highp usampler2DArray;\n\nprecision highp isampler2D;\nprecision highp isampler3D;\nprecision highp isamplerCube;\nprecision highp isampler2DArray;\n\nprecision highp sampler2DShadow;\nprecision highp sampler2DArrayShadow;\nprecision highp samplerCubeShadow;\n";class pR extends HN{constructor(e,t){super(e,t,new hS),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=aR[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==aR[e]&&this._include(e),oR[e]||e}getBitcastMethod(e,t){return this.getMethod(`bitcast_${t}_${e}`)}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`${e} ? ${t} : ${r}`}getOutputStructName(){return""}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(this.getType(e.type)+" "+e.name);return`${this.getType(t.type)} ${t.name}( ${s.join(", ")} ) {\n\n\t${r.vars}\n\n${r.code}\n\treturn ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?He:We;2===s?n=i?Ft:W:3===s?n=i?Lt:Xe:4===s&&(n=i?Pt:Ee);const a={Float32Array:Q,Uint8Array:ke,Uint16Array:ze,Uint32Array:S,Int8Array:Ve,Int16Array:Ge,Int32Array:R,Uint8ClampedArray:ke},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?i:"";t=`${r.name} {\n\t${s} ${e.name}[${n}];\n};\n`}else{const t=e.groupNode.name;if(void 0===s[t]){const e=this.uniformGroups[t];if(void 0!==e){const r=[];for(const t of e.uniforms){const e=t.getType(),s=this.getVectorType(e),i=t.nodeUniform.node.precision;let n=`${s} ${t.name};`;null!==i&&(n=uR[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=uR[s]+" "+t),t="uniform "+t,r.push(t)}}let i="";for(const e in s){const t=s[e];i+=this._getGLSLUniformStruct(e,t.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${dR[s.interpolationType]||s.interpolationType} ${cR[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${dR[e.interpolationType]||e.interpolationType} ${cR[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":null}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=lR[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}lR[e]=t}return t}isFlipY(){return!0}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new sR(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new iR(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new nR(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new QS(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{let e=this.uniformGroups[o];void 0===e?(e=new JS(o,s),this.uniformGroups[o]=e,u.push(e)):-1===u.indexOf(e)&&u.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}}let gR=null,mR=null;class fR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[Dt.RENDER]:null,[Dt.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?Dt.COMPUTE:Dt.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getDrawingBufferSize(){return gR=gR||new t,this.renderer.getDrawingBufferSize(gR)}setScissorTest(){}getClearColor(){const e=this.renderer;return mR=mR||new Qy,e.getClearColor(mR),mR.getRGB(mR),mR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Ut(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${Tt} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}initRenderTarget(){}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let yR,bR,xR=0;class TR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class _R{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:xR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new TR(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let SR,RR,AR,ER=!1;class wR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===ER&&(this._init(),ER=!0)}_init(){const e=this.gl;SR={[Gr]:e.REPEAT,[ve]:e.CLAMP_TO_EDGE,[kr]:e.MIRRORED_REPEAT},RR={[B]:e.NEAREST,[zr]:e.NEAREST_MIPMAP_NEAREST,[yt]:e.NEAREST_MIPMAP_LINEAR,[de]:e.LINEAR,[ft]:e.LINEAR_MIPMAP_NEAREST,[Z]:e.LINEAR_MIPMAP_LINEAR},AR={[qr]:e.NEVER,[Hr]:e.ALWAYS,[E]:e.LESS,[w]:e.LEQUAL,[Wr]:e.EQUAL,[M]:e.GEQUAL,[C]:e.GREATER,[$r]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i=!1){const{gl:n,extensions:a}=this;if(null!==e){if(void 0!==n[e])return n[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let o=t;if(t===n.RED&&(r===n.FLOAT&&(o=n.R32F),r===n.HALF_FLOAT&&(o=n.R16F),r===n.UNSIGNED_BYTE&&(o=n.R8),r===n.UNSIGNED_SHORT&&(o=n.R16),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RED_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.R8UI),r===n.UNSIGNED_SHORT&&(o=n.R16UI),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RG&&(r===n.FLOAT&&(o=n.RG32F),r===n.HALF_FLOAT&&(o=n.RG16F),r===n.UNSIGNED_BYTE&&(o=n.RG8),r===n.UNSIGNED_SHORT&&(o=n.RG16),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RG_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RG8UI),r===n.UNSIGNED_SHORT&&(o=n.RG16UI),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RGB){const e=i?jr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGB32F),r===n.HALF_FLOAT&&(o=n.RGB16F),r===n.UNSIGNED_BYTE&&(o=n.RGB8),r===n.UNSIGNED_SHORT&&(o=n.RGB16),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8:n.RGB8),r===n.UNSIGNED_SHORT_5_6_5&&(o=n.RGB565),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGB4),r===n.UNSIGNED_INT_5_9_9_9_REV&&(o=n.RGB9_E5),r===n.UNSIGNED_INT_10F_11F_11F_REV&&(o=n.R11F_G11F_B10F)}if(t===n.RGB_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGB8UI),r===n.UNSIGNED_SHORT&&(o=n.RGB16UI),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I)),t===n.RGBA){const e=i?jr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGBA32F),r===n.HALF_FLOAT&&(o=n.RGBA16F),r===n.UNSIGNED_BYTE&&(o=n.RGBA8),r===n.UNSIGNED_SHORT&&(o=n.RGBA16),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8_ALPHA8:n.RGBA8),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGBA4),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1)}return t===n.RGBA_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGBA8UI),r===n.UNSIGNED_SHORT&&(o=n.RGBA16UI),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I)),t===n.DEPTH_COMPONENT&&(r===n.UNSIGNED_SHORT&&(o=n.DEPTH_COMPONENT16),r===n.UNSIGNED_INT&&(o=n.DEPTH_COMPONENT24),r===n.FLOAT&&(o=n.DEPTH_COMPONENT32F)),t===n.DEPTH_STENCIL&&r===n.UNSIGNED_INT_24_8&&(o=n.DEPTH24_STENCIL8),o!==n.R16F&&o!==n.R32F&&o!==n.RG16F&&o!==n.RG32F&&o!==n.RGBA16F&&o!==n.RGBA32F||a.get("EXT_color_buffer_float"),o}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,n=p.getPrimaries(p.workingColorSpace),a=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),o=t.colorSpace===T||n===a?r.NONE:r.BROWSER_DEFAULT_WEBGL;r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),r.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),r.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,o),r.texParameteri(e,r.TEXTURE_WRAP_S,SR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,SR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,SR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,RR[t.magFilter]);const u=void 0!==t.mipmaps&&t.mipmaps.length>0,l=t.minFilter===de&&u?Z:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,RR[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,AR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===B)return;if(t.minFilter!==yt&&t.minFilter!==Z)return;if(t.type===Q&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.capabilities.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{textureGPU:i,glTextureType:n,glFormat:a,glType:o}=s.get(t),{width:u,height:l}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(n,i),r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(n,0,0,0,u,l,a,o,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=Xr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();a.state.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),a.state.bindFramebuffer(o.READ_FRAMEBUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function CR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class MR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class BR{constructor(e){this.backend=e,this.maxAnisotropy=null,this.maxUniformBlockSize=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}getUniformBufferLimit(){if(null!==this.maxUniformBlockSize)return this.maxUniformBlockSize;const e=this.backend.gl;return this.maxUniformBlockSize=e.getParameter(e.MAX_UNIFORM_BLOCK_SIZE),this.maxUniformBlockSize}}const FR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class LR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGLTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class UR extends fR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new MR(this),this.capabilities=new BR(this),this.attributeUtils=new _R(this),this.textureUtils=new wR(this),this.bufferRenderer=new LR(this),this.state=new vR(this),this.utils=new NR(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.extensions.get("EXT_clip_control"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed"),t.reversedDepthBuffer&&(this.extensions.has("EXT_clip_control")?e.reversedDepthBuffer=!0:(d("WebGPURenderer: Unable to use reversed depth buffer due to missing EXT_clip_control extension. Fallback to default depth buffer."),e.reversedDepthBuffer=!1)),e.reversedDepthBuffer&&this.state.setReversedDepth(!0)}get coordinateSystem(){return c}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new DR(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor)this.updateScissor(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.scissor(0,0,e,r)}this.initTimestampQuery(Dt.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t1?t.renderInstances(r,s,i):t.render(r,s)}draw(e){const{object:t,pipeline:r,material:s,context:i,hardwareClippingPlanes:n}=e,{programGPU:a}=this.get(r),{gl:o,state:u}=this,l=this.get(i),d=e.getDrawParameters();if(null===d)return;this._bindUniforms(e.getBindings());const c=t.isMesh&&t.matrixWorld.determinant()<0;u.setMaterial(s,c,n),null!==i.mrt&&null!==i.textures&&u.setMRTBlending(i.textures,i.mrt,s),u.useProgram(a);const h=e.getAttributes(),p=this.get(h);let g=p.vaoGPU;if(void 0===g){const e=this._getVaoKey(h);g=this.vaoCache[e],void 0===g&&(g=this._createVao(h),this.vaoCache[e]=g,p.vaoGPU=g)}const m=e.getIndex(),f=null!==m?this.get(m).bufferGPU:null;u.setVertexState(g,f);const y=l.lastOcclusionObject;if(y!==t&&void 0!==y){if(null!==y&&!0===y.occlusionTest&&(o.endQuery(o.ANY_SAMPLES_PASSED),l.occlusionQueryIndex++),!0===t.occlusionTest){const e=o.createQuery();o.beginQuery(o.ANY_SAMPLES_PASSED,e),l.occlusionQueries[l.occlusionQueryIndex]=e,l.occlusionQueryObjects[l.occlusionQueryIndex]=t}l.lastOcclusionObject=t}const b=this.bufferRenderer;t.isPoints?b.mode=o.POINTS:t.isLineSegments?b.mode=o.LINES:t.isLine?b.mode=o.LINE_STRIP:t.isLineLoop?b.mode=o.LINE_LOOP:!0===s.wireframe?(u.setLineWidth(s.wireframeLinewidth*this.renderer.getPixelRatio()),b.mode=o.LINES):b.mode=o.TRIANGLES;const{vertexCount:x,instanceCount:T}=d;let{firstVertex:_}=d;if(b.object=t,null!==m){_*=m.array.BYTES_PER_ELEMENT;const e=this.get(m);b.index=m.count,b.type=e.type}else b.index=0;if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("THREE.WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n,pipeline:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;eFR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=qy(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const IR="point-list",OR="line-list",VR="line-strip",kR="triangle-list",GR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},zR="never",$R="less",WR="equal",HR="less-equal",qR="greater",jR="not-equal",XR="greater-equal",KR="always",QR="store",YR="load",ZR="clear",JR="ccw",eA="cw",tA="none",rA="back",sA="uint16",iA="uint32",nA="r8unorm",aA="r8snorm",oA="r8uint",uA="r8sint",lA="r16uint",dA="r16sint",cA="r16float",hA="rg8unorm",pA="rg8snorm",gA="rg8uint",mA="rg8sint",fA="r32uint",yA="r32sint",bA="r32float",xA="rg16uint",TA="rg16sint",_A="rg16float",vA="rgba8unorm",NA="rgba8unorm-srgb",SA="rgba8snorm",RA="rgba8uint",AA="rgba8sint",EA="bgra8unorm",wA="bgra8unorm-srgb",CA="rgb9e5ufloat",MA="rgb10a2unorm",BA="rg11b10ufloat",FA="rg32uint",LA="rg32sint",PA="rg32float",DA="rgba16uint",UA="rgba16sint",IA="rgba16float",OA="rgba32uint",VA="rgba32sint",kA="rgba32float",GA="depth16unorm",zA="depth24plus",$A="depth24plus-stencil8",WA="depth32float",HA="depth32float-stencil8",qA="bc1-rgba-unorm",jA="bc1-rgba-unorm-srgb",XA="bc2-rgba-unorm",KA="bc2-rgba-unorm-srgb",QA="bc3-rgba-unorm",YA="bc3-rgba-unorm-srgb",ZA="bc4-r-unorm",JA="bc4-r-snorm",eE="bc5-rg-unorm",tE="bc5-rg-snorm",rE="bc6h-rgb-ufloat",sE="bc6h-rgb-float",iE="bc7-rgba-unorm",nE="bc7-rgba-unorm-srgb",aE="etc2-rgb8unorm",oE="etc2-rgb8unorm-srgb",uE="etc2-rgb8a1unorm",lE="etc2-rgb8a1unorm-srgb",dE="etc2-rgba8unorm",cE="etc2-rgba8unorm-srgb",hE="eac-r11unorm",pE="eac-r11snorm",gE="eac-rg11unorm",mE="eac-rg11snorm",fE="astc-4x4-unorm",yE="astc-4x4-unorm-srgb",bE="astc-5x4-unorm",xE="astc-5x4-unorm-srgb",TE="astc-5x5-unorm",_E="astc-5x5-unorm-srgb",vE="astc-6x5-unorm",NE="astc-6x5-unorm-srgb",SE="astc-6x6-unorm",RE="astc-6x6-unorm-srgb",AE="astc-8x5-unorm",EE="astc-8x5-unorm-srgb",wE="astc-8x6-unorm",CE="astc-8x6-unorm-srgb",ME="astc-8x8-unorm",BE="astc-8x8-unorm-srgb",FE="astc-10x5-unorm",LE="astc-10x5-unorm-srgb",PE="astc-10x6-unorm",DE="astc-10x6-unorm-srgb",UE="astc-10x8-unorm",IE="astc-10x8-unorm-srgb",OE="astc-10x10-unorm",VE="astc-10x10-unorm-srgb",kE="astc-12x10-unorm",GE="astc-12x10-unorm-srgb",zE="astc-12x12-unorm",$E="astc-12x12-unorm-srgb",WE="clamp-to-edge",HE="repeat",qE="mirror-repeat",jE="linear",XE="nearest",KE="zero",QE="one",YE="src",ZE="one-minus-src",JE="src-alpha",ew="one-minus-src-alpha",tw="dst",rw="one-minus-dst",sw="dst-alpha",iw="one-minus-dst-alpha",nw="src-alpha-saturated",aw="constant",ow="one-minus-constant",uw="add",lw="subtract",dw="reverse-subtract",cw="min",hw="max",pw=0,gw=15,mw="keep",fw="zero",yw="replace",bw="invert",xw="increment-clamp",Tw="decrement-clamp",_w="increment-wrap",vw="decrement-wrap",Nw="storage",Sw="read-only-storage",Rw="write-only",Aw="read-only",Ew="read-write",ww="non-filtering",Cw="comparison",Mw="float",Bw="unfilterable-float",Fw="depth",Lw="sint",Pw="uint",Dw="2d",Uw="3d",Iw="2d",Ow="2d-array",Vw="cube",kw="3d",Gw="all",zw="vertex",$w="instance",Ww={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},Hw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class qw extends eR{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class jw extends jS{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let Xw=0;class Kw extends jw{constructor(e,t){super("StorageBuffer_"+Xw++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:si.READ_WRITE,this.groupNode=t}get attribute(){return this.nodeUniform.value}get buffer(){return this.nodeUniform.value.array}}class Qw extends xy{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:jE}),this.flipYSampler=e.createSampler({minFilter:XE}),this.flipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST}),e.queue.writeBuffer(this.flipUniformBuffer,0,new Uint32Array([1])),this.noFlipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM}),this.transferPipelines={},this.mipmapShaderModule=e.createShaderModule({label:"mipmap",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4f,\n\t@location( 0 ) vTex : vec2f,\n\t@location( 1 ) @interpolate(flat, either) vBaseArrayLayer: u32,\n};\n\n@group( 0 ) @binding ( 2 )\nvar flipY: u32;\n\n@vertex\nfn mainVS(\n\t\t@builtin( vertex_index ) vertexIndex : u32,\n\t\t@builtin( instance_index ) instanceIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array(\n\t\tvec2f( -1, -1 ),\n\t\tvec2f( -1, 3 ),\n\t\tvec2f( 3, -1 ),\n\t);\n\n\tlet p = pos[ vertexIndex ];\n\tlet mult = select( vec2f( 0.5, -0.5 ), vec2f( 0.5, 0.5 ), flipY != 0 );\n\tVarys.vTex = p * mult + vec2f( 0.5 );\n\tVarys.Position = vec4f( p, 0, 1 );\n\tVarys.vBaseArrayLayer = instanceIndex;\n\n\treturn Varys;\n\n}\n\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img2d : texture_2d;\n\n@fragment\nfn main_2d( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2d, imgSampler, Varys.vTex );\n\n}\n\n@group( 0 ) @binding( 1 )\nvar img2dArray : texture_2d_array;\n\n@fragment\nfn main_2d_array( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2dArray, imgSampler, Varys.vTex, Varys.vBaseArrayLayer );\n\n}\n\nconst faceMat = array(\n mat3x3f( 0, 0, -2, 0, -2, 0, 1, 1, 1 ), // pos-x\n mat3x3f( 0, 0, 2, 0, -2, 0, -1, 1, -1 ), // neg-x\n mat3x3f( 2, 0, 0, 0, 0, 2, -1, 1, -1 ), // pos-y\n mat3x3f( 2, 0, 0, 0, 0, -2, -1, -1, 1 ), // neg-y\n mat3x3f( 2, 0, 0, 0, -2, 0, -1, 1, 1 ), // pos-z\n mat3x3f( -2, 0, 0, 0, -2, 0, 1, 1, -1 ), // neg-z\n);\n\n@group( 0 ) @binding( 1 )\nvar imgCube : texture_cube;\n\n@fragment\nfn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( imgCube, imgSampler, faceMat[ Varys.vBaseArrayLayer ] * vec3f( fract( Varys.vTex ), 1 ) );\n\n}\n"})}getTransferPipeline(e,t){const r=`${e}-${t=t||"2d-array"}`;let s=this.transferPipelines[r];return void 0===s&&(s=this.device.createRenderPipeline({label:`mipmap-${e}-${t}`,vertex:{module:this.mipmapShaderModule},fragment:{module:this.mipmapShaderModule,entryPoint:`main_${t.replace("-","_")}`,targets:[{format:e}]},layout:"auto"}),this.transferPipelines[r]=s),s}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.device.createTexture({size:{width:i,height:n},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),o=this.getTransferPipeline(s,e.textureBindingViewDimension),u=this.getTransferPipeline(s,a.textureBindingViewDimension),l=this.device.createCommandEncoder({}),d=(e,t,r,s,i,n)=>{const a=e.getBindGroupLayout(0),o=this.device.createBindGroup({layout:a,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t.createView({dimension:t.textureBindingViewDimension||"2d-array",baseMipLevel:0,mipLevelCount:1})},{binding:2,resource:{buffer:n?this.flipUniformBuffer:this.noFlipUniformBuffer}}]}),u=l.beginRenderPass({colorAttachments:[{view:s.createView({dimension:"2d",baseMipLevel:0,mipLevelCount:1,baseArrayLayer:i,arrayLayerCount:1}),loadOp:ZR,storeOp:QR}]});u.setPipeline(e),u.setBindGroup(0,o),u.draw(3,1,0,r),u.end()};d(o,e,r,a,0,!1),d(u,a,0,e,r,!0),this.device.queue.submit([l.finish()]),a.destroy()}generateMipmaps(e,t=null){const r=this.get(e),s=r.layers||this._mipmapCreateBundles(e),i=t||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(i,s),null===t&&this.device.queue.submit([i.finish()]),r.layers=s}_mipmapCreateBundles(e){const t=e.textureBindingViewDimension||"2d-array",r=this.getTransferPipeline(e.format,t),s=r.getBindGroupLayout(0),i=[];for(let n=1;n0)for(let t=0,n=s.length;t0){for(const s of e.layerUpdates)this._copyBufferToTexture(t.image,r.texture,i,s,e.flipY,s);e.clearLayerUpdates()}else for(let s=0;s0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;try{o.queue.copyExternalImageToTexture({source:e,flipY:i},{texture:t,mipLevel:a,origin:{x:0,y:0,z:s},premultipliedAlpha:n},{width:u,height:l,depthOrArrayLayers:1})}catch(e){}}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new Qw(this.backend.device)),e}_generateMipmaps(e,t=null){this._getPassUtils().generateMipmaps(e,t)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;o.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:s}},u,{offset:e.width*e.height*l*n,bytesPerRow:d},{width:e.width,height:e.height,depthOrArrayLayers:1}),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r){const s=this.backend.device,i=this._getBlockData(r.format),n=r.size.depthOrArrayLayers>1;for(let a=0;a]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,rC=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,sC={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class iC extends oS{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(tC);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=rC.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class nC extends aS{parseFunction(e){return new iC(e)}}const aC={[si.READ_ONLY]:"read",[si.WRITE_ONLY]:"write",[si.READ_WRITE]:"read_write"},oC={[Gr]:"repeat",[ve]:"clamp",[kr]:"mirror"},uC={vertex:GR.VERTEX,fragment:GR.FRAGMENT,compute:GR.COMPUTE},lC={instance:!0,swizzleAssign:!1,storageBuffer:!0},dC={"^^":"tsl_xor"},cC={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},hC={},pC={tsl_xor:new cT("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new cT("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new cT("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new cT("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new cT("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new cT("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new cT("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new cT("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new cT("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new cT("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new cT("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new cT("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new cT("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n"),biquadraticTextureArray:new cT("\nfn tsl_biquadraticTexture_array( map : texture_2d_array, coord : vec2f, iRes : vec2u, layer : u32, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, layer, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, layer, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},gC={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let mC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(mC+="diagnostic( off, derivative_uniformity );\n");class fC extends HN{constructor(e,t){super(e,t,new nC),this.uniformGroups={},this.uniformGroupsBindings={},this.builtins={},this.directives={},this.scopedArrays=new Map}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${oC[e.wrapS]}S_${oC[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=hC[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Gr?(s.push(pC.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===ve?(s.push(pC.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===kr?(s.push(pC.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",hC[t]=r=new cT(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.globalCache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new wu(new pl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new wu(new pl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new wu(new pl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u",n){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${o}`),n?(this._include("biquadraticTextureArray"),`tsl_biquadraticTexture_array( ${t}, ${a}( ${r} ), ${o}, u32( ${n} ), u32( ${i} ) )`):(this._include("biquadraticTexture"),`tsl_biquadraticTexture( ${t}, ${a}( ${r} ), ${o}, u32( ${i} ) )`)}generateTextureLod(e,t,r,s,i,n="0u"){if(!0===e.isCubeTexture){i&&(r=`${r} + vec3(${i})`);return`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${e.isDepthTexture?"u32":"f32"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);return r=`${u}( clamp( floor( ${a}( ${r} ) * ${u}( ${o} ) ), ${`${u}( 0 )`}, ${`${u}( ${o} - ${"vec3"===u?"vec3( 1, 1, 1 )":"vec2( 1, 1 )"} )`} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateStorageTextureLoad(e,t,r,s,i,n){let a;return n&&(r=`${r} + ${n}`),a=i?`textureLoad( ${t}, ${r}, ${i} )`:`textureLoad( ${t}, ${r} )`,a}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction&&this.renderer.hasCompatibility(A.TEXTURE_COMPARE)}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&!0===e.isDataTexture&&e.type===Q||!1===this.isSampleCompare(e)&&e.minFilter===B&&e.magFilter===B||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]} )`:n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=dC[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),si.READ_WRITE):si.READ_ONLY:e.access}getStorageAccess(e,t){return aC[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);"texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new nR(i.name,i.node,o,n):new sR(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new iR(i.name,i.node,o,n):"texture3D"===t&&(s=new nR(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(uC[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new qw(`${i.name}_sampler`,i.node,o);e.setVisibility(uC[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?QS:Kw)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|uC[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e&&(e=new JS(u,o),e.setVisibility(GR.VERTEX|GR.FRAGMENT|GR.COMPUTE),this.uniformGroups[u]=e),-1===l.indexOf(e)&&l.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null){let s=`var ${t} : `;return s+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),s}getVars(e){const t=[],r=this.vars[e];if(void 0!==r)for(const e of r)t.push(`\t${this.getVar(e.type,e.name,e.count)};`);return`\n${t.join("\n")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","builtinClipSpace","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];for(let i=0;ir.value.itemSize;return s&&!i}getUniforms(e){const t=this.uniforms[e],r=[],s=[],i=[],n={};for(const i of t){const t=i.groupNode.name,a=this.bindingsIndexes[t];if("texture"===i.type||"cubeTexture"===i.type||"cubeDepthTexture"===i.type||"storageTexture"===i.type||"texture3D"===i.type){const t=i.node.value;let s;(!0===t.isCubeTexture||!1===this.isUnfilterable(t)&&!0!==i.node.isStorageTextureNode)&&(this.isSampleCompare(t)?r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler_comparison;`):r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler;`));let n="";const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(t);if(o>1&&(n="_multisampled"),!0===t.isCubeTexture&&!0===t.isDepthTexture)s="texture_depth_cube";else if(!0===t.isCubeTexture)s="texture_cube";else if(!0===t.isDepthTexture)s=this.renderer.backend.compatibilityMode&&null===t.compareFunction?`texture${n}_2d`:`texture_depth${n}_2d${!0===t.isArrayTexture?"_array":""}`;else if(!0===i.node.isStorageTextureNode){const r=eC(t),n=this.getStorageAccess(i.node,e),a=i.node.value.is3DTexture,o=i.node.value.isArrayTexture;s=`texture_storage_${a?"3d":"2d"+(o?"_array":"")}<${r}, ${n}>`}else if(!0===t.isArrayTexture||!0===t.isDataArrayTexture||!0===t.isCompressedArrayTexture)s="texture_2d_array";else if(!0===t.is3DTexture||!0===t.isData3DTexture)s="texture_3d";else{s=`texture${n}_2d<${this.getComponentTypeFromTexture(t).charAt(0)}32>`}r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name} : ${s};`)}else if("buffer"===i.type||"storageBuffer"===i.type||"indirectStorageBuffer"===i.type){const t=i.node,r=this.getType(t.getNodeType(this)),n=t.bufferCount,o=n>0&&"buffer"===i.type?", "+n:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(i))s.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var<${u}> ${i.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${o} >`;s.push(this._getWGSLStructBinding(i.name,e,u,a.binding++,a.group))}}else{const e=i.groupNode.name;if(void 0===n[e]){const t=this.uniformGroups[e];if(void 0!==t){const r=[];for(const e of t.uniforms){const t=e.getType(),s=this.getType(this.getVectorType(t));r.push(`\t${e.name} : ${s}`)}let s=this.uniformGroupsBindings[e];void 0===s&&(s={index:a.binding++,id:a.group},this.uniformGroupsBindings[e]=s),n[e]={index:s.index,id:s.id,snippets:r}}}}}for(const e in n){const t=n[e];i.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}return[...r,...s,...i].join("\n")}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=e[t];r.uniforms=this.getUniforms(t),r.attributes=this.getAttributes(t),r.varyings=this.getVaryings(t),r.structs=this.getStructs(t),r.vars=this.getVars(t),r.codes=this.getCodes(t),r.directives=this.getDirectives(t),r.scopedArrays=this.getScopedArrays(t);let s="// code\n\n";s+=this.flowCode[t];const i=this.flowNodes[t],n=i[i.length-1],a=n.outputNode,o=void 0!==a&&!0===a.isOutputStructNode;for(const e of i){const i=this.getFlowData(e),u=e.name;if(u&&(s.length>0&&(s+="\n"),s+=`\t// flow -> ${u}\n`),s+=`${i.code}\n\t`,e===n&&"compute"!==t)if(s+="// result\n\n\t","vertex"===t)s+=`varyings.builtinClipSpace = ${i.result};`;else if("fragment"===t)if(o)r.returnType=a.getNodeType(this),r.structs+="var output : "+r.returnType+";",s+=`return ${i.result};`;else{let e="\t@location(0) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),r.returnType="OutputStruct",r.structs+=this._getWGSLStruct("OutputStruct",e),r.structs+="\nvar output : OutputStruct;",s+=`output.color = ${i.result};\n\n\treturn output;`}}r.flow=s}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return cC[e]||e}isAvailable(e){let t=lC[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),lC[e]=t),t}_getWGSLMethod(e){return void 0!==pC[e]&&this._include(e),gC[e]}_include(e){const t=pC[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${mC}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}class yC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?$A:zA),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?IR:e.isLineSegments||e.isMesh&&!0===t.wireframe?OR:e.isLine?VR:e.isMesh?kR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===ke)return EA;if(e===_e)return IA;throw new Error("Unsupported output buffer type.")}}const bC=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&bC.set(Float16Array,["float16"]);const xC=new Map([[bt,["float16"]]]),TC=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class _C{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e0&&(void 0===n.groups&&(n.groups=[],n.versions=[]),n.versions[r]===s&&(o=n.groups[r])),void 0===o&&(o=this.createBindGroup(e,a),r>0&&(n.groups[r]=o,n.versions[r]=s)),n.group=o}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const e=Kr(s),t=e?1:s.BYTES_PER_ELEMENT;for(let a=0,o=n.length;a1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,a=e[i],void 0===a){const n=Gw;let o;o=t.isSampledCubeTexture?Vw:t.isSampledTexture3D?kw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Ow:Iw,a=e[i]=e.texture.createView({aspect:n,dimension:o,mipLevelCount:r,baseMipLevel:s})}}n.push({binding:i,resource:a})}else if(t.isSampler){const e=r.get(t.texture);n.push({binding:i,resource:e.sampler})}i++}return s.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:n})}_createLayoutEntries(e){const t=[];let r=0;for(const s of e.bindings){const e=this.backend,i={binding:r,visibility:s.visibility};if(s.isUniformBuffer||s.isStorageBuffer){const e={};s.isStorageBuffer&&(s.visibility&GR.COMPUTE&&(s.access===si.READ_WRITE||s.access===si.WRITE_ONLY)?e.type=Nw:e.type=Sw),i.buffer=e}else if(s.isSampledTexture&&s.store){const e={};e.format=this.backend.get(s.texture).texture.format;const t=s.access;e.access=t===si.READ_WRITE?Ew:t===si.WRITE_ONLY?Rw:Aw,s.texture.isArrayTexture?e.viewDimension=Ow:s.texture.is3DTexture&&(e.viewDimension=kw),i.storageTexture=e}else if(s.isSampledTexture){const t={},{primarySamples:r}=e.utils.getTextureSampleData(s.texture);if(r>1&&(t.multisampled=!0,s.texture.isDepthTexture||(t.sampleType=Bw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=Bw:t.sampleType=Fw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture){const e=s.texture.type;e===R?t.sampleType=Lw:e===S?t.sampleType=Pw:e===Q&&(this.backend.hasFeature("float32-filterable")?t.sampleType=Mw:t.sampleType=Bw)}s.isSampledCubeTexture?t.viewDimension=Vw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Ow:s.isSampledTexture3D&&(t.viewDimension=kw),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&e.hasCompatibility(A.TEXTURE_COMPARE)?t.type=Cw:t.type=ww),i.sampler=t}else o(`WebGPUBindingUtils: Unsupported binding "${s}".`);t.push(i),r++}return t}deleteBindGroupData(e){const{backend:t}=this,r=t.get(e);r.layout&&(r.layout.usedTimes--,0===r.layout.usedTimes&&this._bindGroupLayoutCache.delete(r.layoutKey),r.layout=void 0,r.layoutKey=void 0)}dispose(){this._bindGroupLayoutCache.clear()}}class SC{constructor(e){this.backend=e}getMaxAnisotropy(){return 16}getUniformBufferLimit(){return this.backend.device.limits.maxUniformBufferBindingSize}}class RC{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t),{layoutGPU:r}=e.layout;p.push(r)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===se||s.blending===et&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures,r=e.context.mrt;for(let e=0;e1},layout:d.createPipelineLayout({bindGroupLayouts:p})},E={},w=e.context.depth,C=e.context.stencil;if(!0!==w&&!0!==C||(!0===w&&(E.format=S,E.depthWriteEnabled=s.depthWrite,E.depthCompare=N),!0===C&&(E.stencilFront=f,E.stencilBack=f,E.stencilReadMask=s.stencilFuncMask,E.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&(E.depthBias=s.polygonOffsetUnits,E.depthBiasSlopeScale=s.polygonOffsetFactor,E.depthBiasClamp=0),A.depthStencil=E),d.pushErrorScope("validation"),null===t)h.pipeline=d.createRenderPipeline(A),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(e.message))});else{const e=new Promise(async e=>{try{h.pipeline=await d.createRenderPipelineAsync(A)}catch(e){}const t=await d.popErrorScope();null!==t&&(h.error=!0,o(t.message)),e()});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a={label:t,colorFormats:s.getCurrentColorFormats(e),depthStencilFormat:n,sampleCount:this._getSampleCount(e)};return i.createRenderBundleEncoder(a)}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e),{layoutGPU:s}=t.layout;a.push(s)}n.pipeline=s.createComputePipeline({compute:i,layout:s.createPipelineLayout({bindGroupLayouts:a})})}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===St){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:uw},r={srcFactor:i,dstFactor:n,operation:uw}};if(e.premultipliedAlpha)switch(s){case et:i(QE,ew,QE,ew);break;case Zt:i(QE,QE,QE,QE);break;case Yt:i(KE,ZE,KE,QE);break;case Qt:i(tw,ew,KE,QE)}else switch(s){case et:i(JE,ew,QE,ew);break;case Zt:i(JE,QE,QE,QE);break;case Yt:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case Qt:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case Rt:t=KE;break;case qt:t=QE;break;case Ht:t=YE;break;case Gt:t=ZE;break;case tt:t=JE;break;case rt:t=ew;break;case $t:t=tw;break;case kt:t=rw;break;case zt:t=sw;break;case Vt:t=iw;break;case Wt:t=nw;break;case 211:t=aw;break;case 212:t=ow;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case ss:t=zR;break;case rs:t=KR;break;case ts:t=$R;break;case es:t=HR;break;case Jr:t=WR;break;case Zr:t=XR;break;case Yr:t=qR;break;case Qr:t=jR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case cs:t=mw;break;case ds:t=fw;break;case ls:t=yw;break;case us:t=bw;break;case os:t=xw;break;case as:t=Tw;break;case ns:t=_w;break;case is:t=vw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case st:t=uw;break;case Ot:t=lw;break;case It:t=dw;break;case ps:t=cw;break;case hs:t=hw;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?sA:iA);let n=r.side===L;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?eA:JR,s.cullMode=r.side===P?tA:rA,s}_getColorWriteMask(e){return!0===e.colorWrite?gw:pw}_getDepthCompare(e){let t;if(!1===e.depthTest)t=KR;else{const r=this.backend.parameters.reversedDepthBuffer?or[e.depthFunc]:e.depthFunc;switch(r){case ar:t=zR;break;case nr:t=KR;break;case ir:t=$R;break;case sr:t=HR;break;case rr:t=WR;break;case tr:t=XR;break;case er:t=qR;break;case Jt:t=jR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class AC extends PR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${t}`});const s=8*this.maxQueries;this.resolveBuffer=this.device.createBuffer({label:`buffer_timestamp_resolve_${t}`,size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.resultBuffer=this.device.createBuffer({label:`buffer_timestamp_result_${t}`,size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ})}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder();s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(this.device.queue.submit([i]),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}class EC extends fR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=null,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new yC(this),this.attributeUtils=new _C(this),this.bindingUtils=new NC(this),this.capabilities=new SC(this),this.pipelineUtils=new RC(this),this.textureUtils=new Jw(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[A.TEXTURE_COMPARE]:t}}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:"compatibility"},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(Ww),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;this.compatibilityMode=!r.features.has("core-features-and-limits"),this.compatibilityMode&&(e._samples=0),r.lost.then(t=>{if("destroyed"===t.reason)return;const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(Ww.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${Tt} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===_e?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){i={colorAttachments:[{view:null}]},!0!==e.depth&&!0!==e.stencil||(i.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView()});const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.image.depth>1&&e.camera.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,i=r.createQuerySet({type:"occlusion",count:s,label:`occlusionQuerySet_${e.id}`}),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:YR}),this.initTimestampQuery(Dt.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(i=this.device.createBuffer({size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(s,i));const n=this.device.createBuffer({size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.device.queue.submit([t.cmdEncoderGPU.finish()])}_draw(e,t,r,s,i,n,a,o,u){const{object:l,material:d,context:c}=e,h=e.getIndex(),p=null!==h;this.pipelineUtils.setPipeline(o,s),u.pipeline=s;const g=u.bindingGroups;for(let e=0,t=i.length;e65535?4:2);for(let a=0;a1?0:a;!0===p?o.drawIndexed(r[a],s,e[a]/n,0,u):o.draw(r[a],s,e[a],u),t.update(l,r[a],s)}}else if(!0===p){const{vertexCount:r,instanceCount:s,firstVertex:i}=a,n=e.getIndirect();if(null!==n){const t=this.get(n).buffer,r=e.getIndirectOffset(),s=Array.isArray(r)?r:[r];for(let e=0;e0){const i=this.get(e.camera),a=e.camera.cameras,c=e.getBindingGroup("cameraIndex");if(void 0===i.indexesGPU||i.indexesGPU.length!==a.length){const e=this.get(c),t=[],r=new Uint32Array([0,0,0,0]);for(let s=0,i=a.length;s(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new UR(e)));super(new t(e),e),this.library=new MC,this.isWebGPURenderer=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}}class FC extends Es{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class LC{constructor(e,t=wn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new mg;r.name="RenderPipeline",this._quadMesh=new ux(r),this._quadMesh.name="Render Pipeline",this._context=null}render(){const e=this.renderer;this._update(),null!==this._context.onBeforeRenderPipeline&&this._context.onBeforeRenderPipeline();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterRenderPipeline&&this._context.onAfterRenderPipeline()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(!0===this.needsUpdate){const e=this.renderer,t=e.toneMapping,r=e.outputColorSpace,s={renderPipeline:this,onBeforeRenderPipeline:null,onAfterRenderPipeline:null};let i=this.outputNode;!0===this.outputColorTransform?(i=i.context(s),i=yl(i,t,r)):(s.toneMapping=t,s.outputColorSpace=r,i=i.context(s)),this._context=s,this._quadMesh.material.fragmentNode=i,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('RenderPipeline: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class PC extends LC{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class DC extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=de,this.minFilter=de,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class UC extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!1,this.image={width:e,height:t,depth:r},this.magFilter=de,this.minFilter=de,this.wrapR=ve,this.isStorageTexture=!0,this.is3DTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class IC extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!0,this.image={width:e,height:t,depth:r},this.magFilter=de,this.minFilter=de,this.isStorageTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class OC extends _x{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class VC extends ws{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new Cs(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),fn()):new this.nodes[e]}}class kC extends Ms{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class GC extends Bs{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}parseNodes(e,t){if(void 0!==e){const r=new VC;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new kC;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights()),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={id:s.id,version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getMaterialData(e){const t={};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:s.version}:t[r]=s.clone():t[r]=s)}return t}equals(e,t){const{object:r,material:s,geometry:i}=e,n=this.getRenderObjectData(e);if(!0!==n.worldMatrix.equals(r.matrixWorld))return n.worldMatrix.copy(r.matrixWorld),!1;const a=n.material;for(const e in a){const t=a[e],r=s[e];if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}else if(t!==r)return a[e]=r,!1}if(a.transmission>0){const{width:t,height:r}=e.context;if(n.bufferWidth!==t||n.bufferHeight!==r)return n.bufferWidth=t,n.bufferHeight=r,!1}const o=n.geometry,u=i.attributes,l=o.attributes;if(o.id!==i.id)return o.id=i.id,!1;let d=0,c=0;for(const e in u)d++;for(const e in l){c++;const t=l[e],r=u[e];if(void 0===r)return delete l[e],!1;if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}if(c!==d)return n.geometry.attributes=this.getAttributesData(u),!1;const h=i.index,p=o.indexId,g=o.indexVersion,m=h?h.id:null,f=h?h.version:null;if(p!==m||g!==f)return o.indexId=m,o.indexVersion=f,!1;if(o.drawRange.start!==i.drawRange.start||o.drawRange.count!==i.drawRange.count)return o.drawRange.start=i.drawRange.start,o.drawRange.count=i.drawRange.count,!1;if(n.morphTargetInfluences){let e=!1;for(let t=0;t{const r=e.match(t);if(!r)return null;const s=r[1]||r[2]||"",i=r[3].split("?")[0],n=parseInt(r[4],10),a=parseInt(r[5],10);return{fn:s,file:i.split("/").pop(),line:n,column:a}}).filter(e=>e&&!Ds.some(t=>t.test(e.file)))}(e||(new Error).stack)}getLocation(){if(0===this.stack.length)return"[Unknown location]";const e=this.stack[0],t=e.fn;return`${t?`"${t}()" at `:""}"${e.file}:${e.line}"`}getError(e){if(0===this.stack.length)return e;return`${e}\n${this.stack.map(e=>{const t=`${e.file}:${e.line}:${e.column}`;return e.fn?` at ${e.fn} (${t})`:` at ${t}`}).join("\n")}`}}function Is(e,t=0){let r=3735928559^t,s=1103547991^t;if(e instanceof Array)for(let t,i=0;i>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Os=e=>Is(e),Vs=e=>Is(e),ks=(...e)=>Is(e),Gs=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),zs=new WeakMap;function $s(e){return Gs.get(e)}function Ws(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function Hs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Us)}function qs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Us)}function js(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Us)}function Xs(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Ks(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?Zs(u[0]):null}function Qs(e){let t=zs.get(e);return void 0===t&&(t={},zs.set(e,t)),t}function Ys(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var Js=Object.freeze({__proto__:null,arrayBufferToBase64:Ys,base64ToArrayBuffer:Zs,getAlignmentFromType:js,getDataFromObject:Qs,getLengthFromType:Hs,getMemoryLengthFromType:qs,getTypeFromLength:$s,getTypedArrayFromType:Ws,getValueFromType:Ks,getValueType:Xs,hash:ks,hashArray:Vs,hashString:Os});const ei={VERTEX:"vertex",FRAGMENT:"fragment"},ti={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},ri={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},si={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},ii=["fragment","vertex"],ni=["setup","analyze","generate"],ai=[...ii,"compute"],oi=["x","y","z","w"],ui={analyze:"setup",generate:"analyze"};let li=0;class di extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=ti.NONE,this.updateBeforeType=ti.NONE,this.updateAfterType=ti.NONE,this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._uuid=null,this._cacheKeyVersion=0,this.id=li++,this.stackTrace=null,!0===di.captureStackTrace&&(this.stackTrace=new Us)}set needsUpdate(e){!0===e&&this.version++}get uuid(){return null===this._uuid&&(this._uuid=l.generateUUID()),this._uuid}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,ti.FRAME)}onRenderUpdate(e){return this.onUpdate(e,ti.RENDER)}onObjectUpdate(e){return this.onUpdate(e,ti.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}di.captureStackTrace=!1;class ci extends di{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}generateNodeType(e){return this.node.getElementType(e)}getMemberType(e,t){return this.node.getMemberType(e,t)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class hi extends di{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}generateNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class pi extends di{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class gi extends pi{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}generateNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`,this.stackTrace);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output 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a=r.build(e,n);i=this.components.length===s&&this.components===mi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class yi extends pi{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}generateNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");di.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==Ni?Ni.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn().",new Us),this;{const t=Si.get("assign");return this.addToStack(t(...e))}},di.prototype.toVarIntent=function(){return this},di.prototype.get=function(e){return new vi(this,e)};const Ei={};function wi(e,t,r){Ei[e]=Ei[t]=Ei[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new fi(this,e),this._cache[e]=t),t},set(t){this[e].assign(en(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();di.prototype["set"+s]=di.prototype["set"+i]=di.prototype["set"+n]=function(t){const r=Ai(e);return new yi(this,r,en(t))},di.prototype["flip"+s]=di.prototype["flip"+i]=di.prototype["flip"+n]=function(){const t=Ai(e);return new bi(this,t)}}const Ci=["x","y","z","w"],Mi=["r","g","b","a"],Bi=["s","t","p","q"];for(let e=0;e<4;e++){let t=Ci[e],r=Mi[e],s=Bi[e];wi(t,r,s);for(let i=0;i<4;i++){t=Ci[e]+Ci[i],r=Mi[e]+Mi[i],s=Bi[e]+Bi[i],wi(t,r,s);for(let n=0;n<4;n++){t=Ci[e]+Ci[i]+Ci[n],r=Mi[e]+Mi[i]+Mi[n],s=Bi[e]+Bi[i]+Bi[n],wi(t,r,s);for(let a=0;a<4;a++)t=Ci[e]+Ci[i]+Ci[n]+Ci[a],r=Mi[e]+Mi[i]+Mi[n]+Mi[a],s=Bi[e]+Bi[i]+Bi[n]+Bi[a],wi(t,r,s)}}}for(let e=0;e<32;e++)Ei[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new ci(this,new _i(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(en(t))}};Object.defineProperties(di.prototype,Ei);const Fi=new WeakMap,Li=function(e,t=null){for(const r in e)e[r]=en(e[r],t);return e},Pi=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`,new Us),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...sn(d(t)))):null!==r?(r=en(r),n=(...s)=>i(new e(t,...sn(d(s)),r))):n=(...r)=>i(new e(t,...sn(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Ui=function(e,...t){return new e(...sn(t))};class Ii extends di{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}generateNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){let s=Fi.get(e.constructor);void 0===s&&(s=new WeakMap,Fi.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=en(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;rn(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=en(i.call(n))}else{const s=new Proxy(e,{get:(e,t,r)=>{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return rn(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield en(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof di&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=en(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=en(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}class Oi extends di{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new Ii(this,e)}setup(){return this.call()}}const Vi=[!1,!0],ki=[0,1,2,3],Gi=[-1,-2],zi=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],$i=new Map;for(const e of Vi)$i.set(e,new _i(e));const Wi=new Map;for(const e of ki)Wi.set(e,new _i(e,"uint"));const Hi=new Map([...Wi].map(e=>new _i(e.value,"int")));for(const e of Gi)Hi.set(e,new _i(e,"int"));const qi=new Map([...Hi].map(e=>new _i(e.value)));for(const e of zi)qi.set(e,new _i(e));for(const e of zi)qi.set(-e,new _i(-e));const ji={bool:$i,uint:Wi,ints:Hi,float:qi},Xi=new Map([...$i,...qi]),Ki=(e,t)=>Xi.has(e)?Xi.get(e):!0===e.isNode?e:new _i(e,t),Qi=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`,new Us),new _i(0,e);if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Ks(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return tn(t.get(r[0]));if(1===r.length){const t=Ki(r[0],e);return t.nodeType===e?tn(t):tn(new hi(t,e))}const s=r.map(e=>Ki(e));return tn(new gi(s,e))}};function Yi(e){return e&&e.isNode&&e.traverse(t=>{t.isConstNode&&(e=t.value)}),Boolean(e)}const Zi=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function Ji(e,t){return new Oi(e,t)}const en=(e,t=null)=>function(e,t=null){const r=Xs(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?en(Ki(e,t)):"shader"===r?e.isFn?e:dn(e):e}(e,t),tn=(e,t=null)=>en(e,t).toVarIntent(),rn=(e,t=null)=>new Li(e,t),sn=(e,t=null)=>new Pi(e,t),nn=(e,t=null,r=null,s=null)=>new Di(e,t,r,s),an=(e,...t)=>new Ui(e,...t),on=(e,t=null,r=null,s={})=>new Di(e,t,r,{...s,intent:!0});let un=0;class ln extends di{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type.",new Us),t=null)),this.shaderNode=new Ji(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+un++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}generateNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. Try calling it like "Fn()( ...params )".',this.stackTrace),e.generateConst(t)}}function dn(e,t=null){const r=new ln(e,t);return new Proxy(()=>{},{apply:(e,t,s)=>r.call(...s),get:(e,t,s)=>Reflect.get(r,t,s),set:(e,t,s,i)=>Reflect.set(r,t,s,i)})}const cn=e=>{Ni=e},hn=()=>Ni,pn=(...e)=>Ni.If(...e);function gn(e){return Ni&&Ni.addToStack(e),e}Ri("toStack",gn);const mn=new Qi("color"),fn=new Qi("float",ji.float),yn=new Qi("int",ji.ints),bn=new Qi("uint",ji.uint),xn=new Qi("bool",ji.bool),Tn=new Qi("vec2"),_n=new Qi("ivec2"),vn=new Qi("uvec2"),Nn=new Qi("bvec2"),Sn=new Qi("vec3"),Rn=new Qi("ivec3"),An=new Qi("uvec3"),En=new Qi("bvec3"),wn=new Qi("vec4"),Cn=new Qi("ivec4"),Mn=new Qi("uvec4"),Bn=new Qi("bvec4"),Fn=new Qi("mat2"),Ln=new Qi("mat3"),Pn=new Qi("mat4");Ri("toColor",mn),Ri("toFloat",fn),Ri("toInt",yn),Ri("toUint",bn),Ri("toBool",xn),Ri("toVec2",Tn),Ri("toIVec2",_n),Ri("toUVec2",vn),Ri("toBVec2",Nn),Ri("toVec3",Sn),Ri("toIVec3",Rn),Ri("toUVec3",An),Ri("toBVec3",En),Ri("toVec4",wn),Ri("toIVec4",Cn),Ri("toUVec4",Mn),Ri("toBVec4",Bn),Ri("toMat2",Fn),Ri("toMat3",Ln),Ri("toMat4",Pn);const Dn=nn(ci).setParameterLength(2),Un=(e,t)=>new hi(en(e),t);Ri("element",Dn),Ri("convert",Un);Ri("append",e=>(d("TSL: .append() has been renamed to .toStack().",new Us),gn(e)));class In extends di{static get type(){return"PropertyNode"}constructor(e,t=null,r=!1){super(e),this.name=t,this.varying=r,this.isPropertyNode=!0,this.global=!0}customCacheKey(){return Os(this.type+":"+(this.name||"")+":"+(this.varying?"1":"0"))}getHash(e){return this.name||super.getHash(e)}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const On=(e,t)=>new In(e,t),Vn=(e,t)=>new In(e,t,!0),kn=an(In,"vec4","DiffuseColor"),Gn=an(In,"vec3","DiffuseContribution"),zn=an(In,"vec3","EmissiveColor"),$n=an(In,"float","Roughness"),Wn=an(In,"float","Metalness"),Hn=an(In,"float","Clearcoat"),qn=an(In,"float","ClearcoatRoughness"),jn=an(In,"vec3","Sheen"),Xn=an(In,"float","SheenRoughness"),Kn=an(In,"float","Iridescence"),Qn=an(In,"float","IridescenceIOR"),Yn=an(In,"float","IridescenceThickness"),Zn=an(In,"float","AlphaT"),Jn=an(In,"float","Anisotropy"),ea=an(In,"vec3","AnisotropyT"),ta=an(In,"vec3","AnisotropyB"),ra=an(In,"color","SpecularColor"),sa=an(In,"color","SpecularColorBlended"),ia=an(In,"float","SpecularF90"),na=an(In,"float","Shininess"),aa=an(In,"vec4","Output"),oa=an(In,"float","dashSize"),ua=an(In,"float","gapSize"),la=an(In,"float","pointWidth"),da=an(In,"float","IOR"),ca=an(In,"float","Transmission"),ha=an(In,"float","Thickness"),pa=an(In,"float","AttenuationDistance"),ga=an(In,"color","AttenuationColor"),ma=an(In,"float","Dispersion");class fa extends di{static get type(){return"UniformGroupNode"}constructor(e,t=!1,r=1,s=null){super("string"),this.name=e,this.shared=t,this.order=r,this.updateType=s,this.isUniformGroup=!0}update(){this.needsUpdate=!0}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const ya=(e,t=1,r=null)=>new fa(e,!1,t,r),ba=(e,t=0,r=null)=>new fa(e,!0,t,r),xa=ba("frame",0,ti.FRAME),Ta=ba("render",0,ti.RENDER),_a=ya("object",1,ti.OBJECT);class va extends xi{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=_a}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Us),this.setName(e)}setGroup(e){return this.groupNode=e,this}getGroup(){return this.groupNode}getUniformHash(e){return this.getHash(e)}onUpdate(e,t){return e=e.bind(this),super.onUpdate(t=>{const r=e(t,this);void 0!==r&&(this.value=r)},t)}getInputType(e){let t=super.getInputType(e);return"bool"===t&&(t="uint"),t}generate(e,t){const r=this.getNodeType(e),s=this.getUniformHash(e);let i=e.getNodeFromHash(s);void 0===i&&(e.setHashNode(this,s),i=this);const n=i.getInputType(e),a=e.getUniformFromNode(i,n,e.shaderStage,this.name||e.context.nodeName),o=e.getPropertyName(a);void 0!==e.context.nodeName&&delete e.context.nodeName;let u=o;if("bool"===r){const t=e.getDataFromNode(this);let s=t.propertyName;if(void 0===s){const i=e.getVarFromNode(this,null,"bool");s=e.getPropertyName(i),t.propertyName=s,u=e.format(o,n,r),e.addLineFlowCode(`${s} = ${u}`,this)}u=s}return e.format(u,r,t)}}const Na=(e,t)=>{const r=Zi(t||e);if(r===e&&(e=Ks(r)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new va(e,r)};class Sa extends pi{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}generateNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const Ra=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Sa(null,r.length,r)}else{const r=e[0],s=e[1];t=new Sa(r,s)}return en(t)};Ri("toArray",(e,t)=>Ra(Array(t).fill(e)));class Aa extends pi{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}generateNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return oi.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?sn(t):rn(t[0]),new wa(en(e),t));Ri("call",Ca);const Ma={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Ba extends pi{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Ba(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r||"~"===r)return e.format(`(${r}${u})`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const Fa=on(Ba,"+").setParameterLength(2,1/0).setName("add"),La=on(Ba,"-").setParameterLength(2,1/0).setName("sub"),Pa=on(Ba,"*").setParameterLength(2,1/0).setName("mul"),Da=on(Ba,"/").setParameterLength(2,1/0).setName("div"),Ua=on(Ba,"%").setParameterLength(2).setName("mod"),Ia=on(Ba,"==").setParameterLength(2).setName("equal"),Oa=on(Ba,"!=").setParameterLength(2).setName("notEqual"),Va=on(Ba,"<").setParameterLength(2).setName("lessThan"),ka=on(Ba,">").setParameterLength(2).setName("greaterThan"),Ga=on(Ba,"<=").setParameterLength(2).setName("lessThanEqual"),za=on(Ba,">=").setParameterLength(2).setName("greaterThanEqual"),$a=on(Ba,"&&").setParameterLength(2,1/0).setName("and"),Wa=on(Ba,"||").setParameterLength(2,1/0).setName("or"),Ha=on(Ba,"!").setParameterLength(1).setName("not"),qa=on(Ba,"^^").setParameterLength(2).setName("xor"),ja=on(Ba,"&").setParameterLength(2).setName("bitAnd"),Xa=on(Ba,"~").setParameterLength(1).setName("bitNot"),Ka=on(Ba,"|").setParameterLength(2).setName("bitOr"),Qa=on(Ba,"^").setParameterLength(2).setName("bitXor"),Ya=on(Ba,"<<").setParameterLength(2).setName("shiftLeft"),Za=on(Ba,">>").setParameterLength(2).setName("shiftRight"),Ja=dn(([e])=>(e.addAssign(1),e)),eo=dn(([e])=>(e.subAssign(1),e)),to=dn(([e])=>{const t=yn(e).toConst();return e.addAssign(1),t}),ro=dn(([e])=>{const t=yn(e).toConst();return e.subAssign(1),t});Ri("add",Fa),Ri("sub",La),Ri("mul",Pa),Ri("div",Da),Ri("mod",Ua),Ri("equal",Ia),Ri("notEqual",Oa),Ri("lessThan",Va),Ri("greaterThan",ka),Ri("lessThanEqual",Ga),Ri("greaterThanEqual",za),Ri("and",$a),Ri("or",Wa),Ri("not",Ha),Ri("xor",qa),Ri("bitAnd",ja),Ri("bitNot",Xa),Ri("bitOr",Ka),Ri("bitXor",Qa),Ri("shiftLeft",Ya),Ri("shiftRight",Za),Ri("incrementBefore",Ja),Ri("decrementBefore",eo),Ri("increment",to),Ri("decrement",ro);const so=(e,t)=>(d('TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.',new Us),Ua(yn(e),yn(t)));Ri("modInt",so);class io extends pi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===io.MAX||e===io.MIN)&&arguments.length>3){let i=new io(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}generateNodeType(e){const t=this.method;return t===io.LENGTH||t===io.DISTANCE||t===io.DOT?"float":t===io.CROSS?"vec3":t===io.ALL||t===io.ANY?"bool":t===io.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===io.ONE_MINUS)i=La(1,t);else if(s===io.RECIPROCAL)i=Da(1,t);else if(s===io.DIFFERENCE)i=Fo(La(t,r));else if(s===io.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=wn(Sn(n),0):s=wn(Sn(s),0);const a=Pa(s,n).xyz;i=So(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===io.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===io.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===io.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==io.MIN&&r!==io.MAX?r===io.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===io.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===io.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==io.DFDX&&r!==io.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`,this.stackTrace),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}io.ALL="all",io.ANY="any",io.RADIANS="radians",io.DEGREES="degrees",io.EXP="exp",io.EXP2="exp2",io.LOG="log",io.LOG2="log2",io.SQRT="sqrt",io.INVERSE_SQRT="inversesqrt",io.FLOOR="floor",io.CEIL="ceil",io.NORMALIZE="normalize",io.FRACT="fract",io.SIN="sin",io.COS="cos",io.TAN="tan",io.ASIN="asin",io.ACOS="acos",io.ATAN="atan",io.ABS="abs",io.SIGN="sign",io.LENGTH="length",io.NEGATE="negate",io.ONE_MINUS="oneMinus",io.DFDX="dFdx",io.DFDY="dFdy",io.ROUND="round",io.RECIPROCAL="reciprocal",io.TRUNC="trunc",io.FWIDTH="fwidth",io.TRANSPOSE="transpose",io.DETERMINANT="determinant",io.INVERSE="inverse",io.EQUALS="equals",io.MIN="min",io.MAX="max",io.STEP="step",io.REFLECT="reflect",io.DISTANCE="distance",io.DIFFERENCE="difference",io.DOT="dot",io.CROSS="cross",io.POW="pow",io.TRANSFORM_DIRECTION="transformDirection",io.MIX="mix",io.CLAMP="clamp",io.REFRACT="refract",io.SMOOTHSTEP="smoothstep",io.FACEFORWARD="faceforward";const no=fn(1e-6),ao=fn(1e6),oo=fn(Math.PI),uo=fn(2*Math.PI),lo=fn(2*Math.PI),co=fn(.5*Math.PI),ho=on(io,io.ALL).setParameterLength(1),po=on(io,io.ANY).setParameterLength(1),go=on(io,io.RADIANS).setParameterLength(1),mo=on(io,io.DEGREES).setParameterLength(1),fo=on(io,io.EXP).setParameterLength(1),yo=on(io,io.EXP2).setParameterLength(1),bo=on(io,io.LOG).setParameterLength(1),xo=on(io,io.LOG2).setParameterLength(1),To=on(io,io.SQRT).setParameterLength(1),_o=on(io,io.INVERSE_SQRT).setParameterLength(1),vo=on(io,io.FLOOR).setParameterLength(1),No=on(io,io.CEIL).setParameterLength(1),So=on(io,io.NORMALIZE).setParameterLength(1),Ro=on(io,io.FRACT).setParameterLength(1),Ao=on(io,io.SIN).setParameterLength(1),Eo=on(io,io.COS).setParameterLength(1),wo=on(io,io.TAN).setParameterLength(1),Co=on(io,io.ASIN).setParameterLength(1),Mo=on(io,io.ACOS).setParameterLength(1),Bo=on(io,io.ATAN).setParameterLength(1,2),Fo=on(io,io.ABS).setParameterLength(1),Lo=on(io,io.SIGN).setParameterLength(1),Po=on(io,io.LENGTH).setParameterLength(1),Do=on(io,io.NEGATE).setParameterLength(1),Uo=on(io,io.ONE_MINUS).setParameterLength(1),Io=on(io,io.DFDX).setParameterLength(1),Oo=on(io,io.DFDY).setParameterLength(1),Vo=on(io,io.ROUND).setParameterLength(1),ko=on(io,io.RECIPROCAL).setParameterLength(1),Go=on(io,io.TRUNC).setParameterLength(1),zo=on(io,io.FWIDTH).setParameterLength(1),$o=on(io,io.TRANSPOSE).setParameterLength(1),Wo=on(io,io.DETERMINANT).setParameterLength(1),Ho=on(io,io.INVERSE).setParameterLength(1),qo=on(io,io.MIN).setParameterLength(2,1/0),jo=on(io,io.MAX).setParameterLength(2,1/0),Xo=on(io,io.STEP).setParameterLength(2),Ko=on(io,io.REFLECT).setParameterLength(2),Qo=on(io,io.DISTANCE).setParameterLength(2),Yo=on(io,io.DIFFERENCE).setParameterLength(2),Zo=on(io,io.DOT).setParameterLength(2),Jo=on(io,io.CROSS).setParameterLength(2),eu=on(io,io.POW).setParameterLength(2),tu=e=>Pa(e,e),ru=e=>Pa(e,e,e),su=e=>Pa(e,e,e,e),iu=on(io,io.TRANSFORM_DIRECTION).setParameterLength(2),nu=e=>Pa(Lo(e),eu(Fo(e),1/3)),au=e=>Zo(e,e),ou=on(io,io.MIX).setParameterLength(3),uu=(e,t=0,r=1)=>new io(io.CLAMP,en(e),en(t),en(r)),lu=e=>uu(e),du=on(io,io.REFRACT).setParameterLength(3),cu=on(io,io.SMOOTHSTEP).setParameterLength(3),hu=on(io,io.FACEFORWARD).setParameterLength(3),pu=dn(([e])=>{const t=Zo(e.xy,Tn(12.9898,78.233)),r=Ua(t,oo);return Ro(Ao(r).mul(43758.5453))}),gu=(e,t,r)=>ou(t,r,e),mu=(e,t,r)=>cu(t,r,e),fu=(e,t)=>Xo(t,e),yu=hu,bu=_o;Ri("all",ho),Ri("any",po),Ri("radians",go),Ri("degrees",mo),Ri("exp",fo),Ri("exp2",yo),Ri("log",bo),Ri("log2",xo),Ri("sqrt",To),Ri("inverseSqrt",_o),Ri("floor",vo),Ri("ceil",No),Ri("normalize",So),Ri("fract",Ro),Ri("sin",Ao),Ri("cos",Eo),Ri("tan",wo),Ri("asin",Co),Ri("acos",Mo),Ri("atan",Bo),Ri("abs",Fo),Ri("sign",Lo),Ri("length",Po),Ri("lengthSq",au),Ri("negate",Do),Ri("oneMinus",Uo),Ri("dFdx",Io),Ri("dFdy",Oo),Ri("round",Vo),Ri("reciprocal",ko),Ri("trunc",Go),Ri("fwidth",zo),Ri("min",qo),Ri("max",jo),Ri("step",fu),Ri("reflect",Ko),Ri("distance",Qo),Ri("dot",Zo),Ri("cross",Jo),Ri("pow",eu),Ri("pow2",tu),Ri("pow3",ru),Ri("pow4",su),Ri("transformDirection",iu),Ri("mix",gu),Ri("clamp",uu),Ri("refract",du),Ri("smoothstep",mu),Ri("faceForward",hu),Ri("difference",Yo),Ri("saturate",lu),Ri("cbrt",nu),Ri("transpose",$o),Ri("determinant",Wo),Ri("inverse",Ho),Ri("rand",pu);class xu extends di{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}generateNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?On(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const Tu=nn(xu).setParameterLength(2,3);Ri("select",Tu);class _u extends di{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}generateNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const vu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new _u(r,t)},Nu=e=>vu(e,{uniformFlow:!0}),Su=(e,t)=>vu(e,{nodeName:t});function Ru(e,t,r=null){return vu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Au(e,t=null){return vu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Eu(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),Su(e,t)}Ri("context",vu),Ri("label",Eu),Ri("uniformFlow",Nu),Ri("setName",Su),Ri("builtinShadowContext",(e,t,r)=>Ru(t,r,e)),Ri("builtinAOContext",(e,t)=>Au(t,e));class wu extends di{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}isIntent(e){return!0!==e.getDataFromNode(this).forceDeclaration&&this.intent}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}generateNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){return e.getDataFromNode(this).assign}build(...e){const t=e[0];if(!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)){let e=!1;if(this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&t.fnCall&&t.fnCall.shaderNode){if(t.getDataFromNode(this.node.shaderNode).hasLoop){t.getDataFromNode(this).forceDeclaration=!0,e=!0}}const r=t.getBaseStack();e?r.addToStackBefore(this):r.addToStack(this)}return this.isIntent(t)&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.isIntent(e)&&o('TSL: ".toVar()" can not be used with void type.',this.stackTrace);return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const Cu=nn(wu),Mu=(e,t=null)=>Cu(e,t).toStack(),Bu=(e,t=null)=>Cu(e,t,!0).toStack(),Fu=e=>Cu(e).setIntent(!0).toStack();Ri("toVar",Mu),Ri("toConst",Bu),Ri("toVarIntent",Fu);class Lu extends di{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}generateNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const Pu=(e,t,r=null)=>new Lu(en(e),t,r);class Du extends di{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=Pu(e,"VERTEX"),this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}generateNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=Pu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(ei.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(ei.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,ei.VERTEX);e.flowNodeFromShaderStage(ei.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Uu=nn(Du).setParameterLength(1,2),Iu=e=>Uu(e);Ri("toVarying",Uu),Ri("toVertexStage",Iu);const Ou=dn(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return ou(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Vu=dn(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return ou(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),ku="WorkingColorSpace";class Gu extends pi{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===ku?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=wn(Ou(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=wn(Ln(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=wn(Vu(i.rgb),i.a)),i):i}}const zu=(e,t)=>new Gu(en(e),ku,t),$u=(e,t)=>new Gu(en(e),t,ku);Ri("workingToColorSpace",zu),Ri("colorSpaceToWorking",$u);let Wu=class extends ci{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class Hu extends di{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=ti.OBJECT}setGroup(e){return this.group=e,this}element(e){return new Wu(this,en(e))}setNodeType(e){const t=Na(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew qu(e,t,r);class Xu extends pi{static get type(){return"ToneMappingNode"}constructor(e,t=Qu,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return ks(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=wn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const Ku=(e,t,r)=>new Xu(e,en(t),en(r)),Qu=ju("toneMappingExposure","float");Ri("toneMapping",(e,t,r)=>Ku(t,r,e));const Yu=new WeakMap;function Zu(e,t){let r=Yu.get(e);return void 0===r&&(r=new b(e,t),Yu.set(e,r)),r}class Ju extends xi{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){let t;if(0===this.bufferStride&&0===this.bufferOffset){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}generateNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?Zu(s.array,i):Zu(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.getBufferAttributeFromNode(this,t),s=e.getPropertyName(r);let i=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=s,i=s;else{i=Uu(this).build(e,t)}return i}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function el(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Ln(new Ju(e,"vec3",9,0).setUsage(i).setInstanced(n),new Ju(e,"vec3",9,3).setUsage(i).setInstanced(n),new Ju(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?Pn(new Ju(e,"vec4",16,0).setUsage(i).setInstanced(n),new Ju(e,"vec4",16,4).setUsage(i).setInstanced(n),new Ju(e,"vec4",16,8).setUsage(i).setInstanced(n),new Ju(e,"vec4",16,12).setUsage(i).setInstanced(n)):new Ju(e,t,r,s).setUsage(i)}const tl=(e,t=null,r=0,s=0)=>el(e,t,r,s),rl=(e,t=null,r=0,s=0)=>el(e,t,r,s,f,!0),sl=(e,t=null,r=0,s=0)=>el(e,t,r,s,x,!0);Ri("toAttribute",e=>tl(e.value));class il extends di{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.version=1,this.name="",this.updateBeforeType=ti.OBJECT,this.onInitFunction=null}setCount(e){return this.count=e,this}getCount(){return this.count}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Us),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");""!==t&&e.addLineFlowCode(t,this)}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const nl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements",new Us);for(let e=0;enl(e,r).setCount(t);Ri("compute",al),Ri("computeKernel",nl);class ol extends di{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}generateNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const ul=e=>new ol(en(e));function ll(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),ul(e).setParent(t)}Ri("cache",ll),Ri("isolate",ul);class dl extends di{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}generateNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const cl=nn(dl).setParameterLength(2);Ri("bypass",cl);const hl=dn(([e,t,r,s=fn(0),i=fn(1),n=xn(!1)])=>{let a=e.sub(t).div(r.sub(t));return Yi(n)&&(a=a.clamp()),a.mul(i.sub(s)).add(s)});function pl(e,t,r,s=fn(0),i=fn(1)){return hl(e,t,r,s,i,!0)}Ri("remap",hl),Ri("remapClamp",pl);class gl extends di{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const ml=nn(gl).setParameterLength(1,2),fl=e=>(e?Tu(e,ml("discard")):ml("discard")).toStack();Ri("discard",fl);class yl extends pi{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t}}const bl=(e,t=null,r=null)=>new yl(en(e),t,r);Ri("renderOutput",bl);class xl extends pi{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}generateNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e);if(null!==t)t(e,r);else{const t="--- TSL debug - "+e.shaderStage+" shader ---",s="-".repeat(t.length);let i="";i+="// #"+t+"#\n",i+=e.flow.code.replace(/^\t/gm,"")+"\n",i+="/* ... */ "+r+" /* ... */\n",i+="// #"+s+"#\n",_(i)}return r}}const Tl=(e,t=null)=>new xl(en(e),t).toStack();Ri("debug",Tl);class _l extends u{constructor(){super(),this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class vl extends di{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=ti.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}generateNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==_l&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function Nl(e,t="",r=null){return(e=en(e)).before(new vl(e,t,r))}Ri("toInspector",Nl);class Sl extends di{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}generateNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return Uu(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const Rl=(e,t=null)=>new Sl(e,t),Al=(e=0)=>Rl("uv"+(e>0?e:""),"vec2");class El extends di{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const wl=nn(El).setParameterLength(1,2);class Cl extends va{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=ti.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const Ml=nn(Cl).setParameterLength(1);class Bl extends Error{constructor(e,t=null){super(e),this.name="NodeError",this.stackTrace=t}}const Fl=new N;class Ll extends va{static get type(){return"TextureNode"}constructor(e=Fl,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=ti.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}generateNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return Al(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=Na(this.value.matrix)),this._matrixUniform.mul(Sn(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=Na(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(yn(wl(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Bl("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().",this.stackTrace);const s=dn(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?ti.OBJECT:ti.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this));let n=null,a=null;if(null!==this.compareNode)if(e.renderer.hasCompatibility(A.TEXTURE_COMPARE))n=this.compareNode;else{const e=r.compareFunction;null===e||e===E||e===w||e===C||e===M?a=this.compareNode:(n=this.compareNode,v('TSL: Only "LessCompare", "LessEqualCompare", "GreaterCompare" and "GreaterEqualCompare" are supported for depth texture comparison fallback.'))}t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=n,t.compareStepNode=a,t.gradNode=this.gradNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;let d;return d=i?e.generateTextureBias(l,t,r,i,n,u):o?e.generateTextureGrad(l,t,r,o,n,u):a?e.generateTextureCompare(l,t,r,a,n,u):!1===this.sampler?e.generateTextureLoad(l,t,r,s,n,u):s?e.generateTextureLevel(l,t,r,s,n,u):e.generateTexture(l,t,r,n,u),d}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this),a=this.getNodeType(e);let o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:u,biasNode:l,compareNode:d,compareStepNode:c,depthNode:h,gradNode:p,offsetNode:g}=s,m=this.generateUV(e,t),f=u?u.build(e,"float"):null,y=l?l.build(e,"float"):null,b=h?h.build(e,"int"):null,x=d?d.build(e,"float"):null,T=c?c.build(e,"float"):null,_=p?[p[0].build(e,"vec2"),p[1].build(e,"vec2")]:null,v=g?this.generateOffset(e,g):null;let N=b;null===N&&r.isArrayTexture&&!0!==this.isTexture3DNode&&(N="0");const S=e.getVarFromNode(this);o=e.getPropertyName(S);let R=this.generateSnippet(e,i,m,f,y,N,x,_,v);if(null!==T){const t=r.compareFunction;R=t===C||t===M?Xo(ml(R,a),ml(T,"float")).build(e,a):Xo(ml(T,"float"),ml(R,a)).build(e,a)}e.addLineFlowCode(`${o} = ${R}`,this),n.snippet=R,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=$u(ml(u,a),r.colorSpace).setup(e).build(e,a)),e.format(u,a,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}sample(e){const t=this.clone();return t.uvNode=en(e),t.referenceNode=this.getBase(),en(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=en(e).mul(Ml(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===B||r.magFilter===B)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),en(t)}level(e){const t=this.clone();return t.levelNode=en(e),t.referenceNode=this.getBase(),en(t)}size(e){return wl(this,e)}bias(e){const t=this.clone();return t.biasNode=en(e),t.referenceNode=this.getBase(),en(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=en(e),t.referenceNode=this.getBase(),en(t)}grad(e,t){const r=this.clone();return r.gradNode=[en(e),en(t)],r.referenceNode=this.getBase(),en(r)}depth(e){const t=this.clone();return t.depthNode=en(e),t.referenceNode=this.getBase(),en(t)}offset(e){const t=this.clone();return t.offsetNode=en(e),t.referenceNode=this.getBase(),en(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}const Pl=nn(Ll).setParameterLength(1,4).setName("texture"),Dl=(e=Fl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=en(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=en(t)),null!==r&&(i.levelNode=en(r)),null!==s&&(i.biasNode=en(s))):i=Pl(e,t,r,s),i},Ul=(...e)=>Dl(...e).setSampler(!1);class Il extends va{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const Ol=(e,t,r)=>new Il(e,t,r);class Vl extends ci{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(e),s=this.node.getPaddedType();return e.format(t,s,r)}}class kl extends Il{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Xs(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=ti.RENDER,this.isArrayBufferNode=!0}generateNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rnew kl(e,t);class zl extends di{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}const $l=nn(zl).setParameterLength(1);let Wl,Hl;class ql extends di{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}generateNodeType(){return this.scope===ql.DPR?"float":this.scope===ql.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=ti.NONE;return this.scope!==ql.SIZE&&this.scope!==ql.VIEWPORT&&this.scope!==ql.DPR||(e=ti.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===ql.VIEWPORT?null!==t?Hl.copy(t.viewport):(e.getViewport(Hl),Hl.multiplyScalar(e.getPixelRatio())):this.scope===ql.DPR?this._output.value=e.getPixelRatio():null!==t?(Wl.width=t.width,Wl.height=t.height):e.getDrawingBufferSize(Wl)}setup(){const e=this.scope;let r=null;return r=e===ql.SIZE?Na(Wl||(Wl=new t)):e===ql.VIEWPORT?Na(Hl||(Hl=new s)):e===ql.DPR?Na(1):Tn(Ql.div(Kl)),this._output=r,r}generate(e){if(this.scope===ql.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(Kl).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}ql.COORDINATE="coordinate",ql.VIEWPORT="viewport",ql.SIZE="size",ql.UV="uv",ql.DPR="dpr";const jl=an(ql,ql.DPR),Xl=an(ql,ql.UV),Kl=an(ql,ql.SIZE),Ql=an(ql,ql.COORDINATE),Yl=an(ql,ql.VIEWPORT),Zl=Yl.zw,Jl=Ql.sub(Yl.xy),ed=Jl.div(Zl),td=dn(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Us),Kl),"vec2").once()();let rd=null,sd=null,id=null,nd=null,ad=null,od=null,ud=null,ld=null,dd=null,cd=null,hd=null,pd=null,gd=null,md=null;const fd=Na(0,"uint").setName("u_cameraIndex").setGroup(ba("cameraIndex")).toVarying("v_cameraIndex"),yd=Na("float").setName("cameraNear").setGroup(Ta).onRenderUpdate(({camera:e})=>e.near),bd=Na("float").setName("cameraFar").setGroup(Ta).onRenderUpdate(({camera:e})=>e.far),xd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);null===sd?sd=Gl(r).setGroup(Ta).setName("cameraProjectionMatrices"):sd.array=r,t=sd.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraProjectionMatrix")}else null===rd&&(rd=Na(e.projectionMatrix).setName("cameraProjectionMatrix").setGroup(Ta).onRenderUpdate(({camera:e})=>e.projectionMatrix)),t=rd;return t}).once()(),Td=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);null===nd?nd=Gl(r).setGroup(Ta).setName("cameraProjectionMatricesInverse"):nd.array=r,t=nd.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraProjectionMatrixInverse")}else null===id&&(id=Na(e.projectionMatrixInverse).setName("cameraProjectionMatrixInverse").setGroup(Ta).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse)),t=id;return t}).once()(),_d=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);null===od?od=Gl(r).setGroup(Ta).setName("cameraViewMatrices"):od.array=r,t=od.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraViewMatrix")}else null===ad&&(ad=Na(e.matrixWorldInverse).setName("cameraViewMatrix").setGroup(Ta).onRenderUpdate(({camera:e})=>e.matrixWorldInverse)),t=ad;return t}).once()(),vd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);null===ld?ld=Gl(r).setGroup(Ta).setName("cameraWorldMatrices"):ld.array=r,t=ld.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraWorldMatrix")}else null===ud&&(ud=Na(e.matrixWorld).setName("cameraWorldMatrix").setGroup(Ta).onRenderUpdate(({camera:e})=>e.matrixWorld)),t=ud;return t}).once()(),Nd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);null===cd?cd=Gl(r).setGroup(Ta).setName("cameraNormalMatrices"):cd.array=r,t=cd.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraNormalMatrix")}else null===dd&&(dd=Na(e.normalMatrix).setName("cameraNormalMatrix").setGroup(Ta).onRenderUpdate(({camera:e})=>e.normalMatrix)),t=dd;return t}).once()(),Sd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld))),t=hd;return t}).once()(),Rd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);null===md?md=Gl(r,"vec4").setGroup(Ta).setName("cameraViewports"):md.array=r,t=md.element(fd).toConst("cameraViewport")}else null===gd&&(gd=wn(0,0,Kl.x,Kl.y).toConst("cameraViewport")),t=gd;return t}).once()(),Ad=new F;class Ed extends di{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=ti.OBJECT,this.uniformNode=new va(null)}generateNodeType(){const e=this.scope;return e===Ed.WORLD_MATRIX?"mat4":e===Ed.POSITION||e===Ed.VIEW_POSITION||e===Ed.DIRECTION||e===Ed.SCALE?"vec3":e===Ed.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===Ed.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===Ed.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===Ed.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===Ed.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===Ed.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===Ed.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),Ad.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=Ad.radius}}generate(e){const t=this.scope;return t===Ed.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===Ed.POSITION||t===Ed.VIEW_POSITION||t===Ed.DIRECTION||t===Ed.SCALE?this.uniformNode.nodeType="vec3":t===Ed.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}Ed.WORLD_MATRIX="worldMatrix",Ed.POSITION="position",Ed.SCALE="scale",Ed.VIEW_POSITION="viewPosition",Ed.DIRECTION="direction",Ed.RADIUS="radius";const wd=nn(Ed,Ed.DIRECTION).setParameterLength(1),Cd=nn(Ed,Ed.WORLD_MATRIX).setParameterLength(1),Md=nn(Ed,Ed.POSITION).setParameterLength(1),Bd=nn(Ed,Ed.SCALE).setParameterLength(1),Fd=nn(Ed,Ed.VIEW_POSITION).setParameterLength(1),Ld=nn(Ed,Ed.RADIUS).setParameterLength(1);class Pd extends Ed{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const Dd=an(Pd,Pd.DIRECTION),Ud=an(Pd,Pd.WORLD_MATRIX),Id=an(Pd,Pd.POSITION),Od=an(Pd,Pd.SCALE),Vd=an(Pd,Pd.VIEW_POSITION),kd=an(Pd,Pd.RADIUS),Gd=Na(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),zd=Na(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),$d=dn(e=>e.context.modelViewMatrix||Wd).once()().toVar("modelViewMatrix"),Wd=_d.mul(Ud),Hd=dn(e=>(e.context.isHighPrecisionModelViewMatrix=!0,Na("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),qd=dn(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return Na("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),jd=dn(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),wn()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),Xd=Rl("position","vec3"),Kd=Xd.toVarying("positionLocal"),Qd=Xd.toVarying("positionPrevious"),Yd=dn(e=>Ud.mul(Kd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Zd=dn(()=>Kd.transformDirection(Ud).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Jd=dn(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=Td.mul(jd);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),ec=dn(e=>{let t;return t=e.camera.isOrthographicCamera?Sn(0,0,1):Jd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class tc extends di{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===L?"false":e.getFrontFacing()}}const rc=an(tc),sc=fn(rc).mul(2).sub(1),ic=dn(([e],{material:t})=>{const r=t.side;return r===L?e=e.mul(-1):r===P&&(e=e.mul(sc)),e}),nc=Rl("normal","vec3"),ac=dn(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),Sn(0,1,0)):nc,"vec3").once()().toVar("normalLocal"),oc=Jd.dFdx().cross(Jd.dFdy()).normalize().toVar("normalFlat"),uc=dn(e=>{let t;return t=e.isFlatShading()?oc:gc(ac).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),lc=dn(e=>{let t=uc.transformDirection(_d);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),dc=dn(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=uc,!0!==e.isFlatShading()&&(t=ic(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),cc=dc.transformDirection(_d).toVar("normalWorld"),hc=dn(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?dc:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),pc=dn(([e,t=Ud])=>{const r=Ln(t),s=e.div(Sn(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),gc=dn(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=Gd.mul(e);return _d.transformDirection(s)}),mc=dn(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),dc)).once(["NORMAL","VERTEX"])(),fc=dn(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),cc)).once(["NORMAL","VERTEX"])(),yc=dn(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),hc)).once(["NORMAL","VERTEX"])(),bc=new D,xc=new a,Tc=Na(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),_c=Na(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),vc=Na(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?(bc.copy(r),xc.makeRotationFromEuler(bc)):xc.identity(),xc}),Nc=ec.negate().reflect(dc),Sc=ec.negate().refract(dc,Tc),Rc=Nc.transformDirection(_d).toVar("reflectVector"),Ac=Sc.transformDirection(_d).toVar("reflectVector"),Ec=new U;class wc extends Ll{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===I?Rc:e.mapping===O?Ac:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),Sn(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?Sn(t.x,t.y.negate(),t.z):t:(e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=Sn(t.x.negate(),t.yz)),vc.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const Cc=nn(wc).setParameterLength(1,4).setName("cubeTexture"),Mc=(e=Ec,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=en(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=en(t)),null!==r&&(i.levelNode=en(r)),null!==s&&(i.biasNode=en(s))):i=Cc(e,t,r,s),i};class Bc extends ci{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(e),s=this.getNodeType(e);return e.format(t,r,s)}}class Fc extends di{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=ti.OBJECT}element(e){return new Bc(this,en(e))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?Ol(null,e,this.count):Array.isArray(this.getValueFromReference())?Gl(null,e):"texture"===e?Dl(null):"cubeTexture"===e?Mc(null):Na(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Fc(e,t,r),Pc=(e,t,r,s)=>new Fc(e,t,s,r);class Dc extends Fc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const Uc=(e,t,r=null)=>new Dc(e,t,r),Ic=Al(),Oc=Jd.dFdx(),Vc=Jd.dFdy(),kc=Ic.dFdx(),Gc=Ic.dFdy(),zc=dc,$c=Vc.cross(zc),Wc=zc.cross(Oc),Hc=$c.mul(kc.x).add(Wc.mul(Gc.x)),qc=$c.mul(kc.y).add(Wc.mul(Gc.y)),jc=Hc.dot(Hc).max(qc.dot(qc)),Xc=jc.equal(0).select(0,jc.inverseSqrt()),Kc=Hc.mul(Xc).toVar("tangentViewFrame"),Qc=qc.mul(Xc).toVar("bitangentViewFrame"),Yc=Rl("tangent","vec4"),Zc=Yc.xyz.toVar("tangentLocal"),Jc=dn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?$d.mul(wn(Zc,0)).xyz.toVarying("v_tangentView").normalize():Kc,!0!==e.isFlatShading()&&(t=ic(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),eh=Jc.transformDirection(_d).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),th=dn(([e,t],r)=>{let s=e.mul(Yc.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),rh=th(nc.cross(Yc),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),sh=th(ac.cross(Zc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),ih=dn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?th(dc.cross(Jc),"v_bitangentView").normalize():Qc,!0!==e.isFlatShading()&&(t=ic(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),nh=th(cc.cross(eh),"v_bitangentWorld").normalize().toVar("bitangentWorld"),ah=Ln(Jc,ih,dc).toVar("TBNViewMatrix"),oh=ec.mul(ah),uh=dn(()=>{let e=ta.cross(ec);return e=e.cross(ta).normalize(),e=ou(e,dc,Jn.mul($n.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),lh=e=>en(e).mul(.5).add(.5),dh=e=>Sn(e,To(lu(fn(1).sub(Zo(e,e)))));class ch extends pi{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=V,this.unpackNormalMode=k}setup(e){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===V?s===G?i=dh(i.xy):s===z?i=dh(i.yw):s!==k&&console.error(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==k&&console.error(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.isFlatShading()&&(t=ic(t)),i=Sn(i.xy.mul(t),i.z)}let n=null;return t===$?n=gc(i):t===V?n=ah.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=dc),n}}const hh=nn(ch).setParameterLength(1,2),ph=dn(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||Al()),forceUVContext:!0}),s=fn(r(e=>e));return Tn(fn(r(e=>e.add(e.dFdx()))).sub(s),fn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),gh=dn(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(sc),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class mh extends pi{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=ph({textureNode:this.textureNode,bumpScale:e});return gh({surf_pos:Jd,surf_norm:dc,dHdxy:t})}}const fh=nn(mh).setParameterLength(1,2),yh=new Map;class bh extends di{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=yh.get(e);return void 0===r&&(r=Uc(e,t),yh.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===bh.COLOR){const e=void 0!==t.color?this.getColor(r):Sn();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===bh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===bh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:fn(1);else if(r===bh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===bh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===bh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===bh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===bh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===bh.NORMAL)t.normalMap?(s=hh(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=W&&t.normalMap.format!=H&&t.normalMap.format!=q||(s.unpackNormalMode=G)):s=t.bumpMap?fh(this.getTexture("bump").r,this.getFloat("bumpScale")):dc;else if(r===bh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===bh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===bh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?hh(this.getTexture(r),this.getCache(r+"Scale","vec2")):dc;else if(r===bh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===bh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===bh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Fn(rp.x,rp.y,rp.y.negate(),rp.x).mul(e.rg.mul(2).sub(Tn(1)).normalize().mul(e.b))}else s=rp;else if(r===bh.IRIDESCENCE_THICKNESS){const e=Lc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=Lc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===bh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===bh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===bh.IOR)s=this.getFloat(r);else if(r===bh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===bh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===bh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):fn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}bh.ALPHA_TEST="alphaTest",bh.COLOR="color",bh.OPACITY="opacity",bh.SHININESS="shininess",bh.SPECULAR="specular",bh.SPECULAR_STRENGTH="specularStrength",bh.SPECULAR_INTENSITY="specularIntensity",bh.SPECULAR_COLOR="specularColor",bh.REFLECTIVITY="reflectivity",bh.ROUGHNESS="roughness",bh.METALNESS="metalness",bh.NORMAL="normal",bh.CLEARCOAT="clearcoat",bh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",bh.CLEARCOAT_NORMAL="clearcoatNormal",bh.EMISSIVE="emissive",bh.ROTATION="rotation",bh.SHEEN="sheen",bh.SHEEN_ROUGHNESS="sheenRoughness",bh.ANISOTROPY="anisotropy",bh.IRIDESCENCE="iridescence",bh.IRIDESCENCE_IOR="iridescenceIOR",bh.IRIDESCENCE_THICKNESS="iridescenceThickness",bh.IOR="ior",bh.TRANSMISSION="transmission",bh.THICKNESS="thickness",bh.ATTENUATION_DISTANCE="attenuationDistance",bh.ATTENUATION_COLOR="attenuationColor",bh.LINE_SCALE="scale",bh.LINE_DASH_SIZE="dashSize",bh.LINE_GAP_SIZE="gapSize",bh.LINE_WIDTH="linewidth",bh.LINE_DASH_OFFSET="dashOffset",bh.POINT_SIZE="size",bh.DISPERSION="dispersion",bh.LIGHT_MAP="light",bh.AO="ao";const xh=an(bh,bh.ALPHA_TEST),Th=an(bh,bh.COLOR),_h=an(bh,bh.SHININESS),vh=an(bh,bh.EMISSIVE),Nh=an(bh,bh.OPACITY),Sh=an(bh,bh.SPECULAR),Rh=an(bh,bh.SPECULAR_INTENSITY),Ah=an(bh,bh.SPECULAR_COLOR),Eh=an(bh,bh.SPECULAR_STRENGTH),wh=an(bh,bh.REFLECTIVITY),Ch=an(bh,bh.ROUGHNESS),Mh=an(bh,bh.METALNESS),Bh=an(bh,bh.NORMAL),Fh=an(bh,bh.CLEARCOAT),Lh=an(bh,bh.CLEARCOAT_ROUGHNESS),Ph=an(bh,bh.CLEARCOAT_NORMAL),Dh=an(bh,bh.ROTATION),Uh=an(bh,bh.SHEEN),Ih=an(bh,bh.SHEEN_ROUGHNESS),Oh=an(bh,bh.ANISOTROPY),Vh=an(bh,bh.IRIDESCENCE),kh=an(bh,bh.IRIDESCENCE_IOR),Gh=an(bh,bh.IRIDESCENCE_THICKNESS),zh=an(bh,bh.TRANSMISSION),$h=an(bh,bh.THICKNESS),Wh=an(bh,bh.IOR),Hh=an(bh,bh.ATTENUATION_DISTANCE),qh=an(bh,bh.ATTENUATION_COLOR),jh=an(bh,bh.LINE_SCALE),Xh=an(bh,bh.LINE_DASH_SIZE),Kh=an(bh,bh.LINE_GAP_SIZE),Qh=an(bh,bh.LINE_WIDTH),Yh=an(bh,bh.LINE_DASH_OFFSET),Zh=an(bh,bh.POINT_SIZE),Jh=an(bh,bh.DISPERSION),ep=an(bh,bh.LIGHT_MAP),tp=an(bh,bh.AO),rp=Na(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),sp=dn(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class ip extends ci{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const np=nn(ip).setParameterLength(2);class ap extends Il{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=$s(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=si.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){let t;if(0===this.bufferCount){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return np(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(si.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=tl(this.value),this._varying=Uu(this._attribute)),{attribute:this._attribute,varying:this._varying}}generateNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generateNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const op=(e,t=null,r=0)=>new ap(e,t,r);class up extends di{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===up.VERTEX)s=e.getVertexIndex();else if(r===up.INSTANCE)s=e.getInstanceIndex();else if(r===up.DRAW)s=e.getDrawIndex();else if(r===up.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===up.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==up.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Uu(this).build(e,t)}return i}}up.VERTEX="vertex",up.INSTANCE="instance",up.SUBGROUP="subgroup",up.INVOCATION_LOCAL="invocationLocal",up.INVOCATION_SUBGROUP="invocationSubgroup",up.DRAW="draw";const lp=an(up,up.VERTEX),dp=an(up,up.INSTANCE),cp=an(up,up.SUBGROUP),hp=an(up,up.INVOCATION_SUBGROUP),pp=an(up,up.INVOCATION_LOCAL),gp=an(up,up.DRAW);class mp extends di{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=ti.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=op(s,"vec3",Math.max(s.count,1)).element(dp);else{const e=new j(s.array,3),t=s.usage===x?sl:rl;this.bufferColor=e,r=Sn(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(Kd).xyz;if(Kd.assign(n),e.needsPreviousData()&&Qd.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=pc(ac,t);ac.assign(e)}null!==this.instanceColorNode&&Vn("vec3","vInstanceColor").assign(this.instanceColorNode)}update(e){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version)),null!==this.previousInstanceMatrixNode&&e.object.previousInstanceMatrix.array.set(this.instanceMatrix.array)}getPreviousInstancedPosition(e){const t=e.object;return null===this.previousInstanceMatrixNode&&(t.previousInstanceMatrix=this.instanceMatrix.clone(),this.previousInstanceMatrixNode=this._createInstanceMatrixNode(!1,e)),this.previousInstanceMatrixNode.mul(Qd).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=op(s,"mat4",Math.max(i,1)).element(dp);else{if(16*i*4<=t.getUniformBufferLimit())r=Ol(s.array,"mat4",Math.max(i,1)).element(dp);else{const t=new X(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?sl:rl,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=Pn(...n)}}return r}}const fp=nn(mp).setParameterLength(2,3);class yp extends mp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const bp=nn(yp).setParameterLength(1);class xp extends di{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=dp:this.batchingIdNode=gp);const t=dn(([e])=>{const t=yn(wl(Ul(this.batchMesh._indirectTexture),0).x).toConst(),r=yn(e).mod(t).toConst(),s=yn(e).div(t).toConst();return Ul(this.batchMesh._indirectTexture,_n(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(yn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=yn(wl(Ul(s),0).x).toConst(),n=fn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=Pn(Ul(s,_n(a,o)),Ul(s,_n(a.add(1),o)),Ul(s,_n(a.add(2),o)),Ul(s,_n(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=dn(([e])=>{const t=yn(wl(Ul(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Ul(l,_n(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);Vn("vec3","vBatchColor").assign(t)}const d=Ln(u);Kd.assign(u.mul(Kd));const c=ac.div(Sn(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;ac.assign(h),e.hasGeometryAttribute("tangent")&&Zc.mulAssign(d)}}const Tp=nn(xp).setParameterLength(1),_p=new WeakMap;class vp extends di{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=ti.OBJECT,this.skinIndexNode=Rl("skinIndex","uvec4"),this.skinWeightNode=Rl("skinWeight","vec4"),this.bindMatrixNode=Lc("bindMatrix","mat4"),this.bindMatrixInverseNode=Lc("bindMatrixInverse","mat4"),this.boneMatricesNode=Pc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Kd,this.toPositionNode=Kd,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=Fa(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormalAndTangent(e=this.boneMatricesNode,t=ac,r=Zc){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:n,bindMatrixInverseNode:a}=this,o=e.element(s.x),u=e.element(s.y),l=e.element(s.z),d=e.element(s.w);let c=Fa(i.x.mul(o),i.y.mul(u),i.z.mul(l),i.w.mul(d));c=a.mul(c).mul(n);return{skinNormal:c.transformDirection(t).xyz,skinTangent:c.transformDirection(r).xyz}}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=Pc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Qd)}setup(e){e.needsPreviousData()&&Qd.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const{skinNormal:t,skinTangent:r}=this.getSkinnedNormalAndTangent();ac.assign(t),e.hasGeometryAttribute("tangent")&&Zc.assign(r)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;_p.get(t)!==e.frameId&&(_p.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const Np=e=>new vp(e);class Sp extends di{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number.",this.stackTrace),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew Sp(sn(e,"int")).toStack(),Ap=()=>ml("break").toStack(),Ep=new WeakMap,wp=new s,Cp=dn(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=yn(lp).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Ul(e,_n(u,o)).depth(i).xyz.mul(t)});class Mp extends di{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=Na(1),this.updateType=ti.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=Ep.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new K(m,h,p,a);f.type=Q,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=fn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Ul(this.mesh.morphTexture,_n(yn(e).add(1),yn(dp))).r):t.assign(Lc("morphTargetInfluences","float").element(e).toVar()),pn(t.notEqual(0),()=>{!0===s&&Kd.addAssign(Cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:yn(0)})),!0===i&&ac.addAssign(Cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:yn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const Bp=nn(Mp).setParameterLength(1);class Fp extends di{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class Lp extends Fp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class Pp extends _u{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:Sn().toVar("directDiffuse"),directSpecular:Sn().toVar("directSpecular"),indirectDiffuse:Sn().toVar("indirectDiffuse"),indirectSpecular:Sn().toVar("indirectSpecular")};return{radiance:Sn().toVar("radiance"),irradiance:Sn().toVar("irradiance"),iblIrradiance:Sn().toVar("iblIrradiance"),ambientOcclusion:fn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const Dp=nn(Pp);class Up extends Fp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const Ip=new t;class Op extends Ll{static get type(){return"ViewportTextureNode"}constructor(e=Xl,t=null,r=null){let s=null;null===r?(s=new Y,s.minFilter=Z,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=ti.RENDER,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;return this.value=this.getTextureForReference(i),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;null===i?t.getDrawingBufferSize(Ip):i.getDrawingBufferSize?i.getDrawingBufferSize(Ip):Ip.set(i.width,i.height);const n=this.getTextureForReference(i);n.image.width===Ip.width&&n.image.height===Ip.height||(n.image.width=Ip.width,n.image.height=Ip.height,n.needsUpdate=!0);const a=n.generateMipmaps;n.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(n),n.generateMipmaps=a}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const Vp=nn(Op).setParameterLength(0,3),kp=nn(Op,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Gp=kp(),zp=(e=Xl,t=null)=>Gp.sample(e,t);let $p=null;class Wp extends Op{static get type(){return"ViewportDepthTextureNode"}constructor(e=Xl,t=null,r=null){null===r&&(null===$p&&($p=new J),r=$p),super(e,t,r)}}const Hp=nn(Wp).setParameterLength(0,3);class qp extends di{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===qp.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===qp.DEPTH_BASE)null!==r&&(s=Jp().assign(r));else if(t===qp.DEPTH)s=e.isPerspectiveCamera?Kp(Jd.z,yd,bd):jp(Jd.z,yd,bd);else if(t===qp.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Yp(r,yd,bd);s=jp(e,yd,bd)}else s=r;else s=jp(Jd.z,yd,bd);return s}}qp.DEPTH_BASE="depthBase",qp.DEPTH="depth",qp.LINEAR_DEPTH="linearDepth";const jp=(e,t,r)=>e.add(t).div(t.sub(r)),Xp=dn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?r.sub(t).mul(e).sub(r):t.sub(r).mul(e).sub(t)),Kp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Qp=(e,t,r)=>t.mul(e.add(r)).div(e.mul(t.sub(r))),Yp=dn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?t.mul(r).div(t.sub(r).mul(e).sub(t)):t.mul(r).div(r.sub(t).mul(e).sub(r))),Zp=(e,t,r)=>{t=t.max(1e-6).toVar();const s=xo(e.negate().div(t)),i=xo(r.div(t));return s.div(i)},Jp=nn(qp,qp.DEPTH_BASE),eg=an(qp,qp.DEPTH),tg=nn(qp,qp.LINEAR_DEPTH).setParameterLength(0,1),rg=tg(Hp());eg.assign=e=>Jp(e);class sg extends di{static get type(){return"ClippingNode"}constructor(e=sg.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===sg.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===sg.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return dn(()=>{const r=fn().toVar("distanceToPlane"),s=fn().toVar("distanceToGradient"),i=fn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=Gl(t).setGroup(Ta);Rp(n,({i:t})=>{const n=e.element(t);r.assign(Jd.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(cu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=Gl(e).setGroup(Ta),n=fn(1).toVar("intersectionClipOpacity");Rp(a,({i:e})=>{const i=t.element(e);r.assign(Jd.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(cu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}kn.a.mulAssign(i),kn.a.equal(0).discard()})()}setupDefault(e,t){return dn(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=Gl(t).setGroup(Ta);Rp(r,({i:t})=>{const r=e.element(t);Jd.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=Gl(e).setGroup(Ta),r=xn(!0).toVar("clipped");Rp(s,({i:e})=>{const s=t.element(e);r.assign(Jd.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),dn(()=>{const s=Gl(e).setGroup(Ta),i=$l(t.getClipDistance());Rp(r,({i:e})=>{const t=s.element(e),r=Jd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}sg.ALPHA_TO_COVERAGE="alphaToCoverage",sg.DEFAULT="default",sg.HARDWARE="hardware";const ig=dn(([e])=>Ro(Pa(1e4,Ao(Pa(17,e.x).add(Pa(.1,e.y)))).mul(Fa(.1,Fo(Ao(Pa(13,e.y).add(e.x))))))),ng=dn(([e])=>ig(Tn(ig(e.xy),e.z))),ag=dn(([e])=>{const t=jo(Po(Io(e.xyz)),Po(Oo(e.xyz))),r=fn(1).div(fn(.05).mul(t)).toVar("pixScale"),s=Tn(yo(vo(xo(r))),yo(No(xo(r)))),i=Tn(ng(vo(s.x.mul(e.xyz))),ng(vo(s.y.mul(e.xyz)))),n=Ro(xo(r)),a=Fa(Pa(n.oneMinus(),i.x),Pa(n,i.y)),o=qo(n,n.oneMinus()),u=Sn(a.mul(a).div(Pa(2,o).mul(La(1,o))),a.sub(Pa(.5,o)).div(La(1,o)),La(1,La(1,a).mul(La(1,a)).div(Pa(2,o).mul(La(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return uu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class og extends Sl{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const ug=(e=0)=>new og(e),lg=dn(([e,t])=>qo(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),dg=dn(([e,t])=>qo(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),cg=dn(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),hg=dn(([e,t])=>ou(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),Xo(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),pg=dn(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return wn(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),gg=dn(([e])=>wn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),mg=dn(([e])=>(pn(e.a.equal(0),()=>wn(0)),wn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class fg extends ee{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.maskShadowNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Os(t.slice(0,-4)),r.getCacheKey());return this.type+Vs(e)}build(e){this.setup(e)}setupObserver(e){return new Ps(e)}setup(e){e.context.setupNormal=()=>Pu(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();!0===t.contextNode.isContextNode?e.context={...e.context,...t.contextNode.getFlowContextData()}:o('NodeMaterial: "renderer.contextNode" must be an instance of `context()`.'),null!==this.contextNode&&(!0===this.contextNode.isContextNode?e.context={...e.context,...this.contextNode.getFlowContextData()}:o('NodeMaterial: "material.contextNode" must be an instance of `context()`.')),e.addStack();const s=this.setupVertex(e),i=Pu(this.vertexNode||s,"VERTEX");let n;e.context.clipSpace=i,e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=wn(s,kn.a).max(0);n=this.setupOutput(e,i),aa.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&aa.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=wn(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=new sg(sg.ALPHA_TO_COVERAGE):e.stack.addToStack(new sg)}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(new sg(sg.HARDWARE)),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?Zp(Jd.z,yd,bd):jp(Jd.z,yd,bd))}null!==s&&eg.assign(s).toStack()}setupPositionView(){return $d.mul(Kd).xyz}setupModelViewProjection(){return xd.mul(Jd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),sp}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&Bp(t).toStack(),!0===t.isSkinnedMesh&&Np(t).toStack(),this.displacementMap){const e=Uc("displacementMap","texture"),t=Uc("displacementScale","float"),r=Uc("displacementBias","float");Kd.addAssign(ac.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&Tp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&bp(t).toStack(),null!==this.positionNode&&Kd.assign(Pu(this.positionNode,"POSITION","vec3")),Kd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&xn(this.maskNode).not().discard();let s=this.colorNode?wn(this.colorNode):Th;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(ug())),t.instanceColor){s=Vn("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=Vn("vec3","vBatchColor").mul(s)}kn.assign(s);const i=this.opacityNode?fn(this.opacityNode):Nh;kn.a.assign(kn.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?fn(this.alphaTestNode):xh,!0===this.alphaToCoverage?(kn.a=cu(n,n.add(zo(kn.a)),kn.a),kn.a.lessThanEqual(0).discard()):kn.a.lessThanEqual(n).discard()),!0===this.alphaHash&&kn.a.lessThan(ag(Kd)).discard(),e.isOpaque()&&kn.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Sn(0):kn.rgb}setupNormal(){return this.normalNode?Sn(this.normalNode):Bh}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?Uc("envMap","cubeTexture"):Uc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Up(ep)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=tp),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new Lp(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=Dp(n,t,r,s)}else null!==r&&(a=Sn(null!==s?ou(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(zn.assign(Sn(i||vh)),a=a.add(zn)),a}setupFog(e,t){const r=e.fogNode;return r&&(aa.assign(t),t=wn(r.toVar())),t}setupPremultipliedAlpha(e,t){return gg(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=ee.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.maskShadowNode=e.maskShadowNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const yg=new te;class bg extends fg{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(yg),this.setValues(e)}}const xg=new re;class Tg extends fg{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(xg),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?fn(this.offsetNode):Yh,t=this.dashScaleNode?fn(this.dashScaleNode):jh,r=this.dashSizeNode?fn(this.dashSizeNode):Xh,s=this.gapSizeNode?fn(this.gapSizeNode):Kh;oa.assign(r),ua.assign(s);const i=Uu(Rl("lineDistance").mul(t));(e?i.add(e):i).mod(oa.add(ua)).greaterThan(oa).discard()}}const _g=new re;class vg extends fg{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(_g),this.vertexColors=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=se,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.vertexColors,i=this._useDash,n=this._useWorldUnits,a=dn(({start:e,end:t})=>{const r=xd.element(2).element(2),s=xd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return wn(ou(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=dn(()=>{const e=Rl("instanceStart"),t=Rl("instanceEnd"),r=wn($d.mul(wn(e,1))).toVar("start"),s=wn($d.mul(wn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?fn(this.dashScaleNode):jh,t=this.offsetNode?fn(this.offsetNode):Yh,r=Rl("instanceDistanceStart"),s=Rl("instanceDistanceEnd");let i=Xd.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),Vn("float","lineDistance").assign(i)}n&&(Vn("vec3","worldStart").assign(r.xyz),Vn("vec3","worldEnd").assign(s.xyz));const o=Yl.z.div(Yl.w),u=xd.element(2).element(3).equal(-1);pn(u,()=>{pn(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=xd.mul(r),d=xd.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=wn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=ou(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=Vn("vec4","worldPos");o.assign(Xd.y.lessThan(.5).select(r,s));const u=Qh.mul(.5);o.addAssign(wn(Xd.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(wn(Xd.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(wn(a.mul(u),0)),pn(Xd.y.greaterThan(1).or(Xd.y.lessThan(0)),()=>{o.subAssign(wn(a.mul(2).mul(u),0))})),g.assign(xd.mul(o));const l=Sn().toVar();l.assign(Xd.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=Tn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(Xd.x.lessThan(0).select(e.negate(),e)),pn(Xd.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(Xd.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Qh)),e.assign(e.div(Yl.w.div(jl))),g.assign(Xd.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(wn(e,0,0)))}return g})();const o=dn(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return Tn(h,p)});if(this.colorNode=dn(()=>{const e=Al();if(i){const t=this.dashSizeNode?fn(this.dashSizeNode):Xh,r=this.gapSizeNode?fn(this.gapSizeNode):Kh;oa.assign(t),ua.assign(r);const s=Vn("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(oa.add(ua)).greaterThan(oa).discard()}const a=fn(1).toVar("alpha");if(n){const e=Vn("vec3","worldStart"),s=Vn("vec3","worldEnd"),n=Vn("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:Sn(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(Qh);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(cu(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=fn(s.fwidth()).toVar("dlen");pn(e.y.abs().greaterThan(1),()=>{a.assign(cu(i.oneMinus(),i.add(1),s).oneMinus())})}else pn(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=Rl("instanceColorStart"),t=Rl("instanceColorEnd");u=Xd.y.lessThan(.5).select(e,t).mul(Th)}else u=Th;return wn(u,a)})(),this.transparent){const e=this.opacityNode?fn(this.opacityNode):Nh;this.outputNode=wn(this.colorNode.rgb.mul(e).add(zp().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const Ng=new ie;class Sg extends fg{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(Ng),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?fn(this.opacityNode):Nh;kn.assign($u(wn(lh(dc),e),ne))}}const Rg=dn(([e=Zd])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return Tn(t,r)});class Ag extends ae{constructor(e=1,t={}){super(e,e,t),this.isCubeRenderTarget=!0;const r={width:e,height:e,depth:1},s=[r,r,r,r,r,r];this.texture=new U(s),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new oe(5,5,5),n=Rg(Zd),a=new fg;a.colorNode=Dl(t,n,0),a.side=L,a.blending=se;const o=new ue(i,a),u=new le;u.add(o),t.minFilter===Z&&(t.minFilter=de);const l=new ce(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.generateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}clear(e,t=!0,r=!0,s=!0){const i=e.getRenderTarget();for(let i=0;i<6;i++)e.setRenderTarget(this,i),e.clear(t,r,s);e.setRenderTarget(i)}}const Eg=new WeakMap;class wg extends pi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=Mc(null);const t=new U;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=ti.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===he||r===pe){if(Eg.has(e)){const t=Eg.get(e);Mg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new Ag(r.height);s.fromEquirectangularTexture(t,e),Mg(s.texture,e.mapping),this._cubeTexture=s.texture,Eg.set(e,s.texture),e.addEventListener("dispose",Cg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function Cg(e){const t=e.target;t.removeEventListener("dispose",Cg);const r=Eg.get(t);void 0!==r&&(Eg.delete(t),r.dispose())}function Mg(e,t){t===he?e.mapping=I:t===pe&&(e.mapping=O)}const Bg=nn(wg).setParameterLength(1);class Fg extends Fp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=Bg(this.envNode)}}class Lg extends Fp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=fn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class Pg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class Dg extends Pg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(wn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(wn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign(kn.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case fe:s.rgb.assign(ou(s.rgb,s.rgb.mul(i.rgb),Eh.mul(wh)));break;case me:s.rgb.assign(ou(s.rgb,i.rgb,Eh.mul(wh)));break;case ge:s.rgb.addAssign(i.rgb.mul(Eh.mul(wh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Ug=new ye;class Ig extends fg{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Ug),this.setValues(e)}setupNormal(){return ic(uc)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Lg(ep)),t}setupOutgoingLight(){return kn.rgb}setupLightingModel(){return new Dg}}const Og=dn(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Vg=dn(e=>e.diffuseColor.mul(1/Math.PI)),kg=dn(({dotNH:e})=>na.mul(fn(.5)).add(1).mul(fn(1/Math.PI)).mul(e.pow(na))),Gg=dn(({lightDirection:e})=>{const t=e.add(ec).normalize(),r=dc.dot(t).clamp(),s=ec.dot(t).clamp(),i=Og({f0:ra,f90:1,dotVH:s}),n=fn(.25),a=kg({dotNH:r});return i.mul(n).mul(a)});class zg extends Dg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=dc.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Vg({diffuseColor:kn.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(Gg({lightDirection:e})).mul(Eh))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Vg({diffuseColor:kn}))),s.indirectDiffuse.mulAssign(t)}}const $g=new be;class Wg extends fg{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues($g),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new zg(!1)}}const Hg=new xe;class qg extends fg{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Hg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new zg}setupVariants(){const e=(this.shininessNode?fn(this.shininessNode):_h).max(1e-4);na.assign(e);const t=this.specularNode||Sh;ra.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const jg=dn(e=>{if(!1===e.geometry.hasAttribute("normal"))return fn(0);const t=uc.dFdx().abs().max(uc.dFdy().abs());return t.x.max(t.y).max(t.z)}),Xg=dn(e=>{const{roughness:t}=e,r=jg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Kg=dn(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Da(.5,i.add(n).max(no))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Qg=dn(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(Sn(e.mul(r),t.mul(s),a).length()),l=a.mul(Sn(e.mul(i),t.mul(n),o).length());return Da(.5,u.add(l))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),Yg=dn(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),Zg=fn(1/Math.PI),Jg=dn(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=Sn(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return Zg.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),em=dn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=dc,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(ec).normalize(),d=n.dot(e).clamp(),c=n.dot(ec).clamp(),h=n.dot(l).clamp(),p=ec.dot(l).clamp();let g,m,f=Og({f0:t,f90:r,dotVH:p});if(Yi(a)&&(f=Kn.mix(f,i)),Yi(o)){const t=ea.dot(e),r=ea.dot(ec),s=ea.dot(l),i=ta.dot(e),n=ta.dot(ec),a=ta.dot(l);g=Qg({alphaT:Zn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Jg({alphaT:Zn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Kg({alpha:u,dotNL:d,dotNV:c}),m=Yg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),tm=new 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rm=null;const sm=dn(({roughness:e,dotNV:t})=>{null===rm&&(rm=new Te(tm,16,16,W,_e),rm.name="DFG_LUT",rm.minFilter=de,rm.magFilter=de,rm.wrapS=ve,rm.wrapT=ve,rm.generateMipmaps=!1,rm.needsUpdate=!0);const r=Tn(e,t);return Dl(rm,r).rg}),im=dn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=em({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=dc.dot(e).clamp(),l=dc.dot(ec).clamp(),d=sm({roughness:s,dotNV:l}),c=sm({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=fn(1).sub(g),y=fn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(fn(1).sub(f.mul(y).mul(b).mul(b)).add(no)),T=f.mul(y),_=x.mul(T);return o.add(_)}),nm=dn(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=sm({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),am=dn(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(Sn(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),om=dn(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=fn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return fn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),um=dn(({dotNV:e,dotNL:t})=>fn(1).div(fn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),lm=dn(({lightDirection:e})=>{const t=e.add(ec).normalize(),r=dc.dot(e).clamp(),s=dc.dot(ec).clamp(),i=dc.dot(t).clamp(),n=om({roughness:Xn,dotNH:i}),a=um({dotNV:s,dotNL:r});return jn.mul(n).mul(a)}),dm=dn(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=Tn(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),cm=dn(({f:e})=>{const t=e.length();return jo(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),hm=dn(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,jo(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),pm=dn(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=Sn().toVar();return pn(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const u=t.sub(e.mul(t.dot(e))).normalize(),l=e.cross(u).negate(),d=s.mul(Ln(u,l,e).transpose()).toVar(),h=d.mul(i.sub(r)).normalize().toVar(),p=d.mul(n.sub(r)).normalize().toVar(),g=d.mul(a.sub(r)).normalize().toVar(),m=d.mul(o.sub(r)).normalize().toVar(),f=Sn(0).toVar();f.addAssign(hm({v1:h,v2:p})),f.addAssign(hm({v1:p,v2:g})),f.addAssign(hm({v1:g,v2:m})),f.addAssign(hm({v1:m,v2:h})),c.assign(Sn(cm({f:f})))}),c}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),gm=dn(({P:e,p0:t,p1:r,p2:s,p3:i})=>{const n=r.sub(t).toVar(),a=i.sub(t).toVar(),o=n.cross(a),u=Sn().toVar();return pn(o.dot(e.sub(t)).greaterThanEqual(0),()=>{const n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=Sn(0).toVar();d.addAssign(hm({v1:n,v2:a})),d.addAssign(hm({v1:a,v2:o})),d.addAssign(hm({v1:o,v2:l})),d.addAssign(hm({v1:l,v2:n})),u.assign(Sn(cm({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),mm=1/6,fm=e=>Pa(mm,Pa(e,Pa(e,e.negate().add(3)).sub(3)).add(1)),ym=e=>Pa(mm,Pa(e,Pa(e,Pa(3,e).sub(6))).add(4)),bm=e=>Pa(mm,Pa(e,Pa(e,Pa(-3,e).add(3)).add(3)).add(1)),xm=e=>Pa(mm,eu(e,3)),Tm=e=>fm(e).add(ym(e)),_m=e=>bm(e).add(xm(e)),vm=e=>Fa(-1,ym(e).div(fm(e).add(ym(e)))),Nm=e=>Fa(1,xm(e).div(bm(e).add(xm(e)))),Sm=(e,t,r)=>{const s=e.uvNode,i=Pa(s,t.zw).add(.5),n=vo(i),a=Ro(i),o=Tm(a.x),u=_m(a.x),l=vm(a.x),d=Nm(a.x),c=vm(a.y),h=Nm(a.y),p=Tn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=Tn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=Tn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=Tn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=Tm(a.y).mul(Fa(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=_m(a.y).mul(Fa(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},Rm=dn(([e,t])=>{const r=Tn(e.size(yn(t))),s=Tn(e.size(yn(t.add(1)))),i=Da(1,r),n=Da(1,s),a=Sm(e,wn(i,r),vo(t)),o=Sm(e,wn(n,s),No(t));return Ro(t).mix(a,o)}),Am=dn(([e,t])=>{const r=t.mul(Ml(e));return Rm(e,r)}),Em=dn(([e,t,r,s,i])=>{const n=Sn(du(t.negate(),So(e),Da(1,s))),a=Sn(Po(i[0].xyz),Po(i[1].xyz),Po(i[2].xyz));return So(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),wm=dn(([e,t])=>e.mul(uu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),Cm=kp(),Mm=zp(),Bm=dn(([e,t,r],{material:s})=>{const i=(s.side===L?Cm:Mm).sample(e),n=xo(Kl.x).mul(wm(t,r));return Rm(i,n)}),Fm=dn(([e,t,r])=>(pn(r.notEqual(0),()=>{const s=bo(t).negate().div(r);return fo(s.negate().mul(e))}),Sn(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),Lm=dn(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=wn().toVar(),f=Sn().toVar();const i=d.sub(1).mul(g.mul(.025)),n=Sn(d.sub(i),d,d.add(i));Rp({start:0,end:3},({i:i})=>{const d=n.element(i),g=Em(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(wn(y,1))),x=Tn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(Tn(x.x,x.y.oneMinus()));const T=Bm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(Fm(Po(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=Em(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(wn(n,1))),y=Tn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(Tn(y.x,y.y.oneMinus())),m=Bm(y,r,d),f=s.mul(Fm(Po(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=Sn(nm({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return wn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),Pm=Ln(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),Dm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Um=dn(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=ou(e,t,cu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();pn(a.lessThan(0),()=>Sn(1));const o=a.sqrt(),u=Dm(n,e),l=Og({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=fn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return Sn(1).add(t).div(Sn(1).sub(t))})(i.clamp(0,.9999)),g=Dm(p,n.toVec3()),m=Og({f0:g,f90:1,dotVH:o}),f=Sn(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=Sn(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(Sn(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return Rp({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=Sn(54856e-17,44201e-17,52481e-17),i=Sn(1681e3,1795300,2208400),n=Sn(43278e5,93046e5,66121e5),a=fn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=Sn(o.x.add(a),o.y,o.z).div(1.0685e-7),Pm.mul(o)})(fn(e).mul(y),fn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(Sn(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),Im=dn(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=fn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=fn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),Om=Sn(.04),Vm=fn(1);class km extends Pg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=Sn().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=Sn().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=Sn().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=Sn().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=Sn().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=dc.dot(ec).clamp(),t=Um({outsideIOR:fn(1),eta2:Qn,cosTheta1:e,thinFilmThickness:Yn,baseF0:ra}),r=Um({outsideIOR:fn(1),eta2:Qn,cosTheta1:e,thinFilmThickness:Yn,baseF0:kn.rgb});this.iridescenceFresnel=ou(t,r,Wn),this.iridescenceF0Dielectric=am({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=am({f:r,f90:1,dotVH:e}),this.iridescenceF0=ou(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,Wn)}if(!0===this.transmission){const t=Yd,r=Sd.sub(Yd).normalize(),s=cc,i=e.context;i.backdrop=Lm(s,r,$n,Gn,sa,ia,t,Ud,_d,xd,da,ha,ga,pa,this.dispersion?ma:null),i.backdropAlpha=ca,kn.a.mulAssign(ou(1,i.backdrop.a,ca))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=dc.dot(ec).clamp(),a=sm({roughness:$n,dotNV:n}),o=i?Kn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=dc.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(lm({lightDirection:e})));const t=Im({normal:dc,viewDir:ec,roughness:Xn}),r=Im({normal:dc,viewDir:e,roughness:Xn}),i=jn.r.max(jn.g).max(jn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=hc.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(em({lightDirection:e,f0:Om,f90:Vm,roughness:qn,normalView:hc})))}r.directDiffuse.addAssign(s.mul(Vg({diffuseColor:Gn}))),r.directSpecular.addAssign(s.mul(im({lightDirection:e,f0:sa,f90:1,roughness:$n,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=dc,h=ec,p=Jd.toVar(),g=dm({N:c,V:h,roughness:$n}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Ln(Sn(m.x,0,m.y),Sn(0,1,0),Sn(m.z,0,m.w)).toVar(),b=sa.mul(f.x).add(ia.sub(sa).mul(f.y)).toVar();if(i.directSpecular.addAssign(e.mul(b).mul(pm({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(Gn).mul(pm({N:c,V:h,P:p,mInv:Ln(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d}))),!0===this.clearcoat){const t=hc,r=dm({N:t,V:h,roughness:qn}),s=n.sample(r),i=a.sample(r),c=Ln(Sn(s.x,0,s.y),Sn(0,1,0),Sn(s.z,0,s.w)),g=Om.mul(i.x).add(Vm.sub(Om).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(pm({N:t,V:h,P:p,mInv:c,p0:o,p1:u,p2:l,p3:d})))}}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Vg({diffuseColor:Gn})).toVar();if(!0===this.sheen){const e=Im({normal:dc,viewDir:ec,roughness:Xn}),t=jn.r.max(jn.g).max(jn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(jn,Im({normal:dc,viewDir:ec,roughness:Xn}))),!0===this.clearcoat){const e=hc.dot(ec).clamp(),t=nm({dotNV:e,specularColor:Om,specularF90:Vm,roughness:qn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Sn().toVar("singleScatteringDielectric"),n=Sn().toVar("multiScatteringDielectric"),a=Sn().toVar("singleScatteringMetallic"),o=Sn().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,ia,ra,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,ia,kn.rgb,this.iridescenceF0Metallic);const u=ou(i,a,Wn),l=ou(n,o,Wn),d=i.add(n),c=Gn.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=Im({normal:dc,viewDir:ec,roughness:Xn}),t=jn.r.max(jn.g).max(jn.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=dc.dot(ec).clamp().add(t),i=$n.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=hc.dot(ec).clamp(),r=Og({dotVH:e,f0:Om,f90:Vm}),s=t.mul(Hn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(Hn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const Gm=fn(1),zm=fn(-2),$m=fn(.8),Wm=fn(-1),Hm=fn(.4),qm=fn(2),jm=fn(.305),Xm=fn(3),Km=fn(.21),Qm=fn(4),Ym=fn(4),Zm=fn(16),Jm=dn(([e])=>{const t=Sn(Fo(e)).toVar(),r=fn(-1).toVar();return pn(t.x.greaterThan(t.z),()=>{pn(t.x.greaterThan(t.y),()=>{r.assign(Tu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(Tu(e.y.greaterThan(0),1,4))})}).Else(()=>{pn(t.z.greaterThan(t.y),()=>{r.assign(Tu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(Tu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),ef=dn(([e,t])=>{const r=Tn().toVar();return pn(t.equal(0),()=>{r.assign(Tn(e.z,e.y).div(Fo(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(Tn(e.x.negate(),e.z.negate()).div(Fo(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(Tn(e.x.negate(),e.y).div(Fo(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(Tn(e.z.negate(),e.y).div(Fo(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(Tn(e.x.negate(),e.z).div(Fo(e.y)))}).Else(()=>{r.assign(Tn(e.x,e.y).div(Fo(e.z)))}),Pa(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),tf=dn(([e])=>{const t=fn(0).toVar();return pn(e.greaterThanEqual($m),()=>{t.assign(Gm.sub(e).mul(Wm.sub(zm)).div(Gm.sub($m)).add(zm))}).ElseIf(e.greaterThanEqual(Hm),()=>{t.assign($m.sub(e).mul(qm.sub(Wm)).div($m.sub(Hm)).add(Wm))}).ElseIf(e.greaterThanEqual(jm),()=>{t.assign(Hm.sub(e).mul(Xm.sub(qm)).div(Hm.sub(jm)).add(qm))}).ElseIf(e.greaterThanEqual(Km),()=>{t.assign(jm.sub(e).mul(Qm.sub(Xm)).div(jm.sub(Km)).add(Xm))}).Else(()=>{t.assign(fn(-2).mul(xo(Pa(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),rf=dn(([e,t])=>{const r=e.toVar();r.assign(Pa(2,r).sub(1));const s=Sn(r,1).toVar();return pn(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),sf=dn(([e,t,r,s,i,n])=>{const a=fn(r),o=Sn(t),u=uu(tf(a),zm,n),l=Ro(u),d=vo(u),c=Sn(nf(e,o,d,s,i,n)).toVar();return pn(l.notEqual(0),()=>{const t=Sn(nf(e,o,d.add(1),s,i,n)).toVar();c.assign(ou(c,t,l))}),c}),nf=dn(([e,t,r,s,i,n])=>{const a=fn(r).toVar(),o=Sn(t),u=fn(Jm(o)).toVar(),l=fn(jo(Ym.sub(a),0)).toVar();a.assign(jo(a,Ym));const d=fn(yo(a)).toVar(),c=Tn(ef(o,u).mul(d.sub(2)).add(1)).toVar();return pn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Pa(3,Zm))),c.y.addAssign(Pa(4,yo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(Tn(),Tn())}),af=dn(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Eo(s),l=r.mul(u).add(i.cross(r).mul(Ao(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return nf(e,l,t,n,a,o)}),of=dn(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=Sn(Tu(t,r,Jo(r,s))).toVar();pn(h.equal(Sn(0)),()=>{h.assign(Sn(s.z,0,s.x.negate()))}),h.assign(So(h));const p=Sn().toVar();return p.addAssign(i.element(0).mul(af({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),Rp({start:yn(1),end:e},({i:e})=>{pn(e.greaterThanEqual(n),()=>{Ap()});const t=fn(a.mul(fn(e))).toVar();p.addAssign(i.element(e).mul(af({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(af({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),wn(p,1)}),uf=dn(([e])=>{const t=bn(e).toVar();return t.assign(t.shiftLeft(bn(16)).bitOr(t.shiftRight(bn(16)))),t.assign(t.bitAnd(bn(1431655765)).shiftLeft(bn(1)).bitOr(t.bitAnd(bn(2863311530)).shiftRight(bn(1)))),t.assign(t.bitAnd(bn(858993459)).shiftLeft(bn(2)).bitOr(t.bitAnd(bn(3435973836)).shiftRight(bn(2)))),t.assign(t.bitAnd(bn(252645135)).shiftLeft(bn(4)).bitOr(t.bitAnd(bn(4042322160)).shiftRight(bn(4)))),t.assign(t.bitAnd(bn(16711935)).shiftLeft(bn(8)).bitOr(t.bitAnd(bn(4278255360)).shiftRight(bn(8)))),fn(t).mul(2.3283064365386963e-10)}),lf=dn(([e,t])=>Tn(fn(e).div(fn(t)),uf(e))),df=dn(([e,t,r])=>{const s=r.mul(r).toConst(),i=Sn(1,0,0).toConst(),n=Jo(t,i).toConst(),a=To(e.x).toConst(),o=Pa(2,3.14159265359).mul(e.y).toConst(),u=a.mul(Eo(o)).toConst(),l=a.mul(Ao(o)).toVar(),d=Pa(.5,t.z.add(1)).toConst();l.assign(d.oneMinus().mul(To(u.mul(u).oneMinus())).add(d.mul(l)));const c=i.mul(u).add(n.mul(l)).add(t.mul(To(jo(0,u.mul(u).add(l.mul(l)).oneMinus()))));return So(Sn(s.mul(c.x),s.mul(c.y),jo(0,c.z)))}),cf=dn(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Sn(s).toVar(),l=Sn(0).toVar(),d=fn(0).toVar();return pn(e.lessThan(.001),()=>{l.assign(nf(r,u,t,n,a,o))}).Else(()=>{const s=Tu(Fo(u.z).lessThan(.999),Sn(0,0,1),Sn(1,0,0)),c=So(Jo(s,u)).toVar(),h=Jo(u,c).toVar();Rp({start:bn(0),end:i},({i:s})=>{const p=lf(s,i),g=df(p,Sn(0,0,1),e),m=So(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=So(m.mul(Zo(u,m).mul(2)).sub(u)),y=jo(Zo(u,f),0);pn(y.greaterThan(0),()=>{const e=nf(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),pn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),wn(l,1)}),hf=[.125,.215,.35,.446,.526,.582],pf=20,gf=new Se(-1,1,1,-1,0,1),mf=new Re(90,1),ff=new e;let yf=null,bf=0,xf=0;const Tf=new r,_f=new WeakMap,vf=[3,1,5,0,4,2],Nf=rf(Al(),Rl("faceIndex")).normalize(),Sf=Sn(Nf.x,Nf.y,Nf.z);class Rf{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=Tf,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}yf=this._renderer.getRenderTarget(),bf=this._renderer.getActiveCubeFace(),xf=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=wf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Cf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===I||e.mapping===O?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=hf[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=vf[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new Ne;T.setAttribute("position",new Ce(y,g)),T.setAttribute("uv",new Ce(b,m)),T.setAttribute("faceIndex",new Ce(x,f)),s.push(new ue(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=Gl(new Array(pf).fill(0)),n=Na(new r(0,1,0)),a=Na(0),o=fn(pf),u=Na(0),l=Na(1),d=Dl(),c=Na(0),h=fn(1/t),p=fn(1/s),g=fn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:Sf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=Ef("blur");return f.fragmentNode=of({...m,latitudinal:u.equal(1)}),_f.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Dl(),i=Na(0),n=Na(0),a=fn(1/t),o=fn(1/r),u=fn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=Ef("ggx");return d.fragmentNode=cf({...l,N_immutable:Sf,GGX_SAMPLES:bn(512)}),_f.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new ue(new Ne,e);await this._renderer.compile(t,gf)}_sceneToCubeUV(e,t,r,s,i){const n=mf;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(ff),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new ue(new oe,new ye({name:"PMREM.Background",side:L,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(ff),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;this._setViewport(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===I||e.mapping===O;s?null===this._cubemapMaterial&&(this._cubemapMaterial=wf(e)):null===this._equirectMaterial&&(this._equirectMaterial=Cf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;this._setViewport(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,gf)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,this._setViewport(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,gf),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,this._setViewport(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,gf)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=_f.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):pf;f>pf&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),v=4*(this._cubeSize-T);this._setViewport(t,_,v,3*T,2*T),u.setRenderTarget(t),u.render(c,gf)}_setViewport(e,t,r,s,i){this._renderer.isWebGLRenderer?(e.viewport.set(t,e.height-i-r,s,i),e.scissor.set(t,e.height-i-r,s,i)):(e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i))}}function Af(e,t){const r=new ae(e,t,{magFilter:de,minFilter:de,generateMipmaps:!1,type:_e,format:Ee,colorSpace:Ae});return r.texture.mapping=we,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function Ef(e){const t=new fg;return t.depthTest=!1,t.depthWrite=!1,t.blending=se,t.name=`PMREM_${e}`,t}function wf(e){const t=Ef("cubemap");return t.fragmentNode=Mc(e,Sf),t}function Cf(e){const t=Ef("equirect");return t.fragmentNode=Dl(e,Rg(Sf),0),t}const Mf=new WeakMap;function Bf(e,t,r){const s=function(e){let t=Mf.get(e);void 0===t&&(t=new WeakMap,Mf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class Ff extends pi{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Dl(s),this._width=Na(0),this._height=Na(0),this._maxMip=Na(0),this.updateBeforeType=ti.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture?s:Bf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new Rf(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=vc.mul(Sn(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),sf(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const Lf=nn(Ff).setParameterLength(1,3),Pf=new WeakMap;class Df extends Fp{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const s=r.isTextureNode?r.value:t[r.property],i=this._getPMREMNodeCache(e.renderer);let n=i.get(s);void 0===n&&(n=Lf(s),i.set(s,n)),r=n}const s=!0===t.useAnisotropy||t.anisotropy>0?uh:dc,i=r.context(Uf($n,s)).mul(_c),n=r.context(If(cc)).mul(Math.PI).mul(_c),a=ul(i),o=ul(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(Uf(qn,hc)).mul(_c),t=ul(e);u.addAssign(t)}}_getPMREMNodeCache(e){let t=Pf.get(e);return void 0===t&&(t=new WeakMap,Pf.set(e,t)),t}}const Uf=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=ec.negate().reflect(t),r=su(e).mix(r,t).normalize(),r=r.transformDirection(_d)),r),getTextureLevel:()=>e}},If=e=>({getUV:()=>e,getTextureLevel:()=>fn(1)}),Of=new Me;class Vf extends fg{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(Of),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new Df(t):null}setupLightingModel(){return new km}setupSpecular(){const e=ou(Sn(.04),kn.rgb,Wn);ra.assign(Sn(.04)),sa.assign(e),ia.assign(1)}setupVariants(){const e=this.metalnessNode?fn(this.metalnessNode):Mh;Wn.assign(e);let t=this.roughnessNode?fn(this.roughnessNode):Ch;t=Xg({roughness:t}),$n.assign(t),this.setupSpecular(),Gn.assign(kn.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const kf=new Be;class Gf extends Vf{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(kf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?fn(this.iorNode):Wh;da.assign(e),ra.assign(qo(tu(da.sub(1).div(da.add(1))).mul(Ah),Sn(1)).mul(Rh)),sa.assign(ou(ra,kn.rgb,Wn)),ia.assign(ou(Rh,1,Wn))}setupLightingModel(){return new km(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?fn(this.clearcoatNode):Fh,t=this.clearcoatRoughnessNode?fn(this.clearcoatRoughnessNode):Lh;Hn.assign(e),qn.assign(Xg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Sn(this.sheenNode):Uh,t=this.sheenRoughnessNode?fn(this.sheenRoughnessNode):Ih;jn.assign(e),Xn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?fn(this.iridescenceNode):Vh,t=this.iridescenceIORNode?fn(this.iridescenceIORNode):kh,r=this.iridescenceThicknessNode?fn(this.iridescenceThicknessNode):Gh;Kn.assign(e),Qn.assign(t),Yn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?Tn(this.anisotropyNode):Oh).toVar();Jn.assign(e.length()),pn(Jn.equal(0),()=>{e.assign(Tn(1,0))}).Else(()=>{e.divAssign(Tn(Jn)),Jn.assign(Jn.saturate())}),Zn.assign(Jn.pow2().mix($n.pow2(),1)),ea.assign(ah[0].mul(e.x).add(ah[1].mul(e.y))),ta.assign(ah[1].mul(e.x).sub(ah[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?fn(this.transmissionNode):zh,t=this.thicknessNode?fn(this.thicknessNode):$h,r=this.attenuationDistanceNode?fn(this.attenuationDistanceNode):Hh,s=this.attenuationColorNode?Sn(this.attenuationColorNode):qh;if(ca.assign(e),ha.assign(t),pa.assign(r),ga.assign(s),this.useDispersion){const e=this.dispersionNode?fn(this.dispersionNode):Jh;ma.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Sn(this.clearcoatNormalNode):Ph}setup(e){e.context.setupClearcoatNormal=()=>Pu(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.iorNode=e.iorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class zf extends km{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(dc.mul(a)).normalize(),h=fn(ec.dot(c.negate()).saturate().pow(l).mul(d)),p=Sn(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class $f extends Gf{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=fn(.1),this.thicknessAmbientNode=fn(0),this.thicknessAttenuationNode=fn(.1),this.thicknessPowerNode=fn(2),this.thicknessScaleNode=fn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new zf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const Wf=dn(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=Tn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=Uc("gradientMap","texture").context({getUV:()=>i});return Sn(e.r)}{const e=i.fwidth().mul(.5);return ou(Sn(.7),Sn(1),cu(fn(.7).sub(e.x),fn(.7).add(e.x),i.x))}});class Hf extends Pg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Wf({normal:nc,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Vg({diffuseColor:kn.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Vg({diffuseColor:kn}))),s.indirectDiffuse.mulAssign(t)}}const qf=new Fe;class jf extends fg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(qf),this.setValues(e)}setupLightingModel(){return new Hf}}const Xf=dn(()=>{const e=Sn(ec.z,0,ec.x.negate()).normalize(),t=ec.cross(e);return Tn(e.dot(dc),t.dot(dc)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Kf=new Le;class Qf extends fg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Kf),this.setValues(e)}setupVariants(e){const t=Xf;let r;r=e.material.matcap?Uc("matcap","texture").context({getUV:()=>t}):Sn(ou(.2,.8,t.y)),kn.rgb.mulAssign(r.rgb)}}class Yf extends pi{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}generateNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return Fn(e,s,s.negate(),e).mul(r)}{const e=t,s=Pn(wn(1,0,0,0),wn(0,Eo(e.x),Ao(e.x).negate(),0),wn(0,Ao(e.x),Eo(e.x),0),wn(0,0,0,1)),i=Pn(wn(Eo(e.y),0,Ao(e.y),0),wn(0,1,0,0),wn(Ao(e.y).negate(),0,Eo(e.y),0),wn(0,0,0,1)),n=Pn(wn(Eo(e.z),Ao(e.z).negate(),0,0),wn(Ao(e.z),Eo(e.z),0,0),wn(0,0,1,0),wn(0,0,0,1));return s.mul(i).mul(n).mul(wn(r,1)).xyz}}}const Zf=nn(Yf).setParameterLength(2),Jf=new Pe;class ey extends fg{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(Jf),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=$d.mul(Sn(s||0));let u=Tn(Ud[0].xyz.length(),Ud[1].xyz.length());null!==n&&(u=u.mul(Tn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=Xd.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new Hu(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=fn(i||Dh),c=Zf(l,d);return wn(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const ty=new De,ry=new t;class sy extends ey{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(ty),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return $d.mul(Sn(e||Kd)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?Tn(n):Zh;u=u.mul(jl),r.isPerspectiveCamera&&!0===a&&(u=u.mul(iy.div(Jd.z.negate()))),i&&i.isNode&&(u=u.mul(Tn(i)));let l=Xd.xy;if(s&&s.isNode){const e=fn(s);l=Zf(l,e)}return l=l.mul(u),l=l.div(Zl.div(2)),l=l.mul(o.w),o=o.add(wn(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const iy=Na(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(ry);this.value=.5*t.y});class ny extends Pg{constructor(){super(),this.shadowNode=fn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){kn.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(kn.rgb)}}const ay=new Ue;class oy extends fg{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(ay),this.setValues(e)}setupLightingModel(){return new ny}}const uy=On("vec3"),ly=On("vec3"),dy=On("vec3");class cy extends Pg{constructor(){super()}start(e){const{material:t}=e,r=On("vec3"),s=On("vec3");pn(Sd.sub(Yd).length().greaterThan(kd.mul(2)),()=>{r.assign(Sd),s.assign(Yd)}).Else(()=>{r.assign(Yd),s.assign(Sd)});const i=s.sub(r),n=Na("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=fn(0).toVar(),l=Sn(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),Rp(n,()=>{const s=r.add(o.mul(u)),i=_d.mul(wn(s,1)).xyz;let n;null!==t.depthNode&&(ly.assign(tg(Kp(i.z,yd,bd))),e.context.sceneDepthNode=tg(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,uy.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&uy.mulAssign(n);const d=uy.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),dy.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?pn(r.greaterThanEqual(ly),()=>{uy.addAssign(e)}):uy.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(gm({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(dy)}}class hy extends fg{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=L,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new cy}}class py{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){null!==this._context&&this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class gy{constructor(){this.weakMaps={}}_getWeakMap(e){const t=e.length;let r=this.weakMaps[t];return void 0===r&&(r=new WeakMap,this.weakMaps[t]=r),r}get(e){let t=this._getWeakMap(e);for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),i[n.name]=e.id),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Os(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=ks(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=ks(e,1)),e=ks(e,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const yy=[];class by{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);yy[0]=e,yy[1]=t,yy[2]=n,yy[3]=i;let l=u.get(yy);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(yy,l)):(l.camera=s,l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),yy[0]=null,yy[1]=null,yy[2]=null,yy[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new gy)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new fy(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class xy{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const Ty=1,_y=2,vy=3,Ny=4,Sy=16;class Ry extends xy{constructor(e,t){super(),this.backend=e,this.info=t}delete(e){const t=super.delete(e);return null!==t&&(this.backend.destroyAttribute(e),this.info.destroyAttribute(e)),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===Ty?(this.backend.createAttribute(e),this.info.createAttribute(e)):t===_y?(this.backend.createIndexAttribute(e),this.info.createIndexAttribute(e)):t===vy?(this.backend.createStorageAttribute(e),this.info.createStorageAttribute(e)):t===Ny&&(this.backend.createIndirectStorageAttribute(e),this.info.createIndirectStorageAttribute(e)),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version=65535?Ie:Oe)(t,1);return i.version=Ay(e),i.__id=Ey(e),i}class Cy extends xy{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap,this._geometryDisposeListeners=new Map}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const r=()=>{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,vy):this.updateAttribute(e,Ty);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,_y);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,Ny)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=wy(t),e.set(t,r)):r.version===Ay(t)&&r.__id===Ey(t)||(this.attributes.delete(r),r=wy(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class My{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={geometries:0,textures:0,attributes:0,indexAttributes:0,storageAttributes:0,indirectStorageAttributes:0,programs:0,renderTargets:0,total:0,texturesSize:0,attributesSize:0,indexAttributesSize:0,storageAttributesSize:0,indirectStorageAttributesSize:0},this.memoryMap=new Map}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0;for(const e in this.memory)this.memory[e]=0;this.memoryMap.clear()}createTexture(e){const t=this._getTextureMemorySize(e);this.memoryMap.set(e,t),this.memory.textures++,this.memory.total+=t,this.memory.texturesSize+=t}destroyTexture(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.textures--,this.memory.total-=t,this.memory.texturesSize-=t}_createAttribute(e,t){const r=this._getAttributeMemorySize(e);this.memoryMap.set(e,{size:r,type:t}),this.memory[t]++,this.memory.total+=r,this.memory[t+"Size"]+=r}createAttribute(e){this._createAttribute(e,"attributes")}createIndexAttribute(e){this._createAttribute(e,"indexAttributes")}createStorageAttribute(e){this._createAttribute(e,"storageAttributes")}createIndirectStorageAttribute(e){this._createAttribute(e,"indirectStorageAttributes")}destroyAttribute(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory[t.type]--,this.memory.total-=t.size,this.memory[t.type+"Size"]-=t.size)}_getTextureMemorySize(e){if(e.isCompressedTexture)return 1;let t=1;e.type===Ve||e.type===ke?t=1:e.type===Ge||e.type===ze||e.type===_e?t=2:e.type!==R&&e.type!==S&&e.type!==Q||(t=4);let r=4;e.format===$e||e.format===We||e.format===He||e.format===qe||e.format===je?r=1:e.format===Xe&&(r=3);let s=t*r;e.type===Ke||e.type===Qe?s=2:e.type!==Ye&&e.type!==Ze&&e.type!==Je||(s=4);const i=e.width||1,n=e.height||1,a=e.isCubeTexture?6:e.depth||1;let o=i*n*a*s;const u=e.mipmaps;if(u&&u.length>0){let e=0;for(let t=0;t>t))*(r.height||Math.max(1,n>>t))*a*s}}o+=e}else e.generateMipmaps&&(o*=1.333);return Math.round(o)}_getAttributeMemorySize(e){return e.isInterleavedBufferAttribute&&(e=e.data),e.array?e.array.byteLength:e.count&&e.itemSize?e.count*e.itemSize*4:0}}class By{constructor(e){this.cacheKey=e,this.usedTimes=0}}class Fy extends By{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class Ly extends By{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let Py=0;class Dy{constructor(e,t,r,s=null,i=null){this.id=Py++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class Uy extends xy{constructor(e,t,r){super(),this.backend=e,this.nodes=t,this.info=r,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new Dy(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new Dy(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new Dy(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}isReady(e){const t=this.get(e).pipeline;if(void 0===t)return!1;const r=this.backend.get(t);return void 0!==r.pipeline&&null!==r.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new Ly(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s),this.info.memory.programs++),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new Fy(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i),this.info.memory.programs++),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey),this.info.memory.programs--}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class Iy extends xy{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings();for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t)this.backend.deleteBindGroupData(e),this.delete(e)}deleteForRender(e){const t=e.getBindings();for(const e of t)this.backend.deleteBindGroupData(e),this.delete(e)}_updateBindings(e){for(const t of e)this._update(t,e)}_init(e){for(const t of e.bindings)if(t.isSampledTexture)this.textures.updateTexture(t.texture);else if(t.isSampler)this.textures.updateSampler(t.texture);else if(t.isStorageBuffer){const e=t.attribute,r=e.isIndirectStorageBufferAttribute?Ny:vy;this.attributes.update(e,r)}}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,i=e.isIndirectStorageBufferAttribute?Ny:vy,n=r.get(t);this.attributes.update(e,i),n.attribute!==e&&(n.attribute=e,s=!0)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const o=t.update(),u=t.texture,l=this.textures.get(u);o&&(this.textures.updateTexture(u),t.generation!==l.generation&&(t.generation=l.generation,s=!0),l.bindGroups.add(e));if(void 0!==r.get(u).externalTexture||l.isDefaultTexture?i=!1:(n=10*n+u.id,a+=u.version),!0===u.isStorageTexture&&!0===u.mipmapsAutoUpdate){const e=this.get(u);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(u)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(u),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture);t.samplerKey!==e&&(t.samplerKey=e,s=!0)}}t.isBuffer&&t.updateRanges.length>0&&t.clearUpdateRanges()}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function Oy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function Vy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function ky(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===P&&!1===e.forceSinglePass}class Gy{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(ky(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(ky(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||Oy),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Vy),this.transparent.length>1&&this.transparent.sort(t||Vy)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;void 0===l&&d&&(l=new J,l.format=e.stencilBuffer?je:qe,l.type=e.stencilBuffer?Ye:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,l.isArrayTexture=!0===e.multiview&&a.depth>1,i[t]=l),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=l.isArrayTexture?l.image.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const h={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:ke}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,r.bindGroups=new Set,this.info.createTexture(e),e.isVideoTexture&&!0===p.enabled&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e){return this.backend.updateSampler(e)}getSize(e,t=Xy){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r{if(this._currentNode=t,!t.isVarNode||!t.isIntent(e)||!0===t.isAssign(e))if("setup"===s)t.build(e);else if("analyze"===s)t.build(e,this);else if("generate"===s){const r=e.getDataFromNode(t,"any").stages,s=r&&r[e.shaderStage];if(t.isVarNode&&s&&1===s.length&&s[0]&&s[0].isStackNode)return;t.build(e,"void")}},n=[...this.nodes];for(const e of n)i(e);this._currentNode=null;const a=this.nodes.filter(e=>-1===n.indexOf(e));for(const e of a)i(e);let o;return o=this.hasOutput(e)?this.outputNode.build(e,...t):super.build(e,...t),cn(r),e.removeActiveStack(this),o}}const Jy=nn(Zy).setParameterLength(0,1);class eb extends di{static get type(){return"StructTypeNode"}constructor(e,t=null){var r;super("struct"),this.membersLayout=(r=e,Object.entries(r).map(([e,t])=>"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=qs(i),a=js(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}generateNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class tb extends di{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}generateNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}_getChildren(){const e=super._getChildren(),t=e.find(e=>e.childNode===this.structTypeNode);return e.splice(e.indexOf(t),1),e.push(t),e}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class rb extends di{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}generateNodeType(){return"OutputType"}generate(e){const t=e.getDataFromNode(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew db(e,"uint","float"),pb={};class gb extends io{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(cb(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return bn;case"int":return yn;case"uvec2":return vn;case"uvec3":return An;case"uvec4":return Mn;case"ivec2":return _n;case"ivec3":return Rn;case"ivec4":return Cn}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return dn(([e])=>{const s=bn(0);this._resolveElementType(e,s,t);const i=fn(s.bitAnd(Do(s))),n=hb(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return dn(([e])=>{pn(e.equal(bn(0)),()=>bn(32));const s=bn(0),i=bn(0);return this._resolveElementType(e,s,t),pn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),pn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),pn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),pn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),pn(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return dn(([e])=>{const s=bn(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(bn(1)).bitAnd(bn(1431655765)))),s.assign(s.bitAnd(bn(858993459)).add(s.shiftRight(bn(2)).bitAnd(bn(858993459))));const i=s.add(s.shiftRight(bn(4))).bitAnd(bn(252645135)).mul(bn(16843009)).shiftRight(bn(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return dn(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}gb.COUNT_TRAILING_ZEROS="countTrailingZeros",gb.COUNT_LEADING_ZEROS="countLeadingZeros",gb.COUNT_ONE_BITS="countOneBits";const mb=on(gb,gb.COUNT_TRAILING_ZEROS).setParameterLength(1),fb=on(gb,gb.COUNT_LEADING_ZEROS).setParameterLength(1),yb=on(gb,gb.COUNT_ONE_BITS).setParameterLength(1),bb=dn(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),xb=(e,t)=>eu(Pa(4,e.mul(La(1,e))),t);class Tb extends pi{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}generateNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const _b=on(Tb,"snorm").setParameterLength(1),vb=on(Tb,"unorm").setParameterLength(1),Nb=on(Tb,"float16").setParameterLength(1);class Sb extends pi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}generateNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const Rb=on(Sb,"snorm").setParameterLength(1),Ab=on(Sb,"unorm").setParameterLength(1),Eb=on(Sb,"float16").setParameterLength(1),wb=dn(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),Cb=dn(([e])=>Sn(wb(e.z.add(wb(e.y.mul(1)))),wb(e.z.add(wb(e.x.mul(1)))),wb(e.y.add(wb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),Mb=dn(([e,t,r])=>{const s=Sn(e).toVar(),i=fn(1.4).toVar(),n=fn(0).toVar(),a=Sn(s).toVar();return Rp({start:fn(0),end:fn(3),type:"float",condition:"<="},()=>{const e=Sn(Cb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(fn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=fn(wb(s.z.add(wb(s.x.add(wb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class Bb extends di{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}generateNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const Fb=nn(Bb),Lb=e=>(...t)=>Fb(e,...t),Pb=Na(0).setGroup(Ta).onRenderUpdate(e=>e.time),Db=Na(0).setGroup(Ta).onRenderUpdate(e=>e.deltaTime),Ub=Na(0,"uint").setGroup(Ta).onRenderUpdate(e=>e.frameId);const Ib=dn(([e,t,r=Tn(.5)])=>Zf(e.sub(r),t).add(r)),Ob=dn(([e,t,r=Tn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),Vb=dn(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=Ud.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=Ud;const i=_d.mul(s);return Yi(t)&&(i[0][0]=Ud[0].length(),i[0][1]=0,i[0][2]=0),Yi(r)&&(i[1][0]=0,i[1][1]=Ud[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,xd.mul(i).mul(Kd)}),kb=dn(([e=null])=>{const t=tg();return tg(Hp(e)).sub(t).lessThan(0).select(Xl,e)}),Gb=dn(([e,t=Al(),r=fn(0)])=>{const s=e.x,i=e.y,n=r.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=e.reciprocal(),l=Tn(a,o);return t.add(l).mul(u)}),zb=dn(([e,t=null,r=null,s=fn(1),i=Kd,n=ac])=>{let a=n.abs().normalize();a=a.div(a.dot(Sn(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Dl(d,o).mul(a.x),g=Dl(c,u).mul(a.y),m=Dl(h,l).mul(a.z);return Fa(p,g,m)}),$b=new ot,Wb=new r,Hb=new r,qb=new r,jb=new a,Xb=new r(0,0,-1),Kb=new s,Qb=new r,Yb=new r,Zb=new s,Jb=new t,ex=new ae,tx=Xl.flipX();ex.depthTexture=new J(1,1);let rx=!1;class sx extends Ll{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||ex.texture,tx),this._reflectorBaseNode=e.reflector||new ix(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=new sx({defaultTexture:ex.depthTexture,reflector:this._reflectorBaseNode})}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class ix extends di{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new nt,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?ti.RENDER:ti.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(Jb),e.setSize(Math.round(Jb.width*r),Math.round(Jb.height*r))}setup(e){return this._updateResolution(ex,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new ae(0,0,{type:_e,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=at,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new J),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&rx)return!1;rx=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(Jb),this._updateResolution(o,s),Hb.setFromMatrixPosition(n.matrixWorld),qb.setFromMatrixPosition(r.matrixWorld),jb.extractRotation(n.matrixWorld),Wb.set(0,0,1),Wb.applyMatrix4(jb),Qb.subVectors(Hb,qb);let u=!1;if(!0===Qb.dot(Wb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(rx=!1);u=!0}Qb.reflect(Wb).negate(),Qb.add(Hb),jb.extractRotation(r.matrixWorld),Xb.set(0,0,-1),Xb.applyMatrix4(jb),Xb.add(qb),Yb.subVectors(Hb,Xb),Yb.reflect(Wb).negate(),Yb.add(Hb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Qb),a.up.set(0,1,0),a.up.applyMatrix4(jb),a.up.reflect(Wb),a.lookAt(Yb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),$b.setFromNormalAndCoplanarPoint(Wb,Hb),$b.applyMatrix4(a.matrixWorldInverse),Kb.set($b.normal.x,$b.normal.y,$b.normal.z,$b.constant);const l=a.projectionMatrix;Zb.x=(Math.sign(Kb.x)+l.elements[8])/l.elements[0],Zb.y=(Math.sign(Kb.y)+l.elements[9])/l.elements[5],Zb.z=-1,Zb.w=(1+l.elements[10])/l.elements[14],Kb.multiplyScalar(1/Kb.dot(Zb));l.elements[2]=Kb.x,l.elements[6]=Kb.y,l.elements[10]=s.coordinateSystem===h?Kb.z-0:Kb.z+1-0,l.elements[14]=Kb.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,rx=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const nx=new Se(-1,1,1,-1,0,1);class ax extends Ne{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new ut([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new ut(t,2))}}const ox=new ax;class ux extends ue{constructor(e=null){super(ox,e),this.camera=nx,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,nx)}render(e){e.render(this,nx)}}const lx=new t;class dx extends Ll{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:_e}){const i=new ae(t,r,s);super(i.texture,Al()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new ux(new fg),this.updateBeforeType=ti.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(lx),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new Ll(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const cx=(e,...t)=>new dx(en(e),...t),hx=dn(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=Tn(e.x,e.y.oneMinus()).mul(2).sub(1),i=wn(Sn(e,t),1)):i=wn(Sn(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=wn(r.mul(i));return n.xyz.div(n.w)}),px=dn(([e,t])=>{const r=t.mul(wn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return Tn(s.x,s.y.oneMinus())}),gx=dn(([e,t,r])=>{const s=wl(Ul(t)),i=_n(e.mul(s)).toVar(),n=Ul(t,i).toVar(),a=Ul(t,i.sub(_n(2,0))).toVar(),o=Ul(t,i.sub(_n(1,0))).toVar(),u=Ul(t,i.add(_n(1,0))).toVar(),l=Ul(t,i.add(_n(2,0))).toVar(),d=Ul(t,i.add(_n(0,2))).toVar(),c=Ul(t,i.add(_n(0,1))).toVar(),h=Ul(t,i.sub(_n(0,1))).toVar(),p=Ul(t,i.sub(_n(0,2))).toVar(),g=Fo(La(fn(2).mul(o).sub(a),n)).toVar(),m=Fo(La(fn(2).mul(u).sub(l),n)).toVar(),f=Fo(La(fn(2).mul(c).sub(d),n)).toVar(),y=Fo(La(fn(2).mul(h).sub(p),n)).toVar(),b=hx(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(hx(e.sub(Tn(fn(1).div(s.x),0)),o,r)),b.negate().add(hx(e.add(Tn(fn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(hx(e.add(Tn(0,fn(1).div(s.y))),c,r)),b.negate().add(hx(e.sub(Tn(0,fn(1).div(s.y))),h,r)));return So(Jo(x,T))}),mx=dn(([e])=>Ro(fn(52.9829189).mul(Ro(Zo(e,Tn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),fx=dn(([e,t,r])=>{const s=fn(2.399963229728653),i=To(fn(e).add(.5).div(fn(t))),n=fn(e).mul(s).add(r);return Tn(Eo(n),Ao(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class yx extends di{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample(Al())}sample(e){return this.callback(e)}}class bx extends di{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===bx.OBJECT?this.updateType=ti.OBJECT:e===bx.MATERIAL?this.updateType=ti.RENDER:e===bx.BEFORE_OBJECT?this.updateBeforeType=ti.OBJECT:e===bx.BEFORE_MATERIAL&&(this.updateBeforeType=ti.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}bx.OBJECT="object",bx.MATERIAL="material",bx.BEFORE_OBJECT="beforeObject",bx.BEFORE_MATERIAL="beforeMaterial";const xx=(e,t)=>new bx(e,t).toStack();class Tx extends j{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class _x extends Ce{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class vx extends di{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const Nx=an(vx),Sx=new D,Rx=new a,Ax=Na(0).setGroup(Ta).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),Ex=Na(1).setGroup(Ta).onRenderUpdate(({scene:e})=>e.backgroundIntensity),wx=Na(new a).setGroup(Ta).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==lt?(Sx.copy(e.backgroundRotation),Sx.x*=-1,Sx.y*=-1,Sx.z*=-1,Rx.makeRotationFromEuler(Sx)):Rx.identity(),Rx});class Cx extends Ll{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=si.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){return null!==this.storeNode?(this.generateStore(e),""):super.generate(e,t)}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;return e.generateStorageTextureLoad(l,t,r,s,n,u)}toReadWrite(){return this.setAccess(si.READ_WRITE)}toReadOnly(){return this.setAccess(si.READ_ONLY)}toWriteOnly(){return this.setAccess(si.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(this.value,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e.access=this.access,e}}const Mx=nn(Cx).setParameterLength(1,3),Bx=dn(({texture:e,uv:t})=>{const r=1e-4,s=Sn().toVar();return pn(t.x.lessThan(r),()=>{s.assign(Sn(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(Sn(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(Sn(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(Sn(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(Sn(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(Sn(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(Sn(-.01,0,0))).r.sub(e.sample(t.add(Sn(r,0,0))).r),n=e.sample(t.add(Sn(0,-.01,0))).r.sub(e.sample(t.add(Sn(0,r,0))).r),a=e.sample(t.add(Sn(0,0,-.01))).r.sub(e.sample(t.add(Sn(0,0,r))).r);s.assign(Sn(i,n,a))}),s.normalize()});class Fx extends Ll{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return Sn(.5,.5,.5)}setUpdateMatrix(){}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return Bx({texture:this,uv:e})}}const Lx=nn(Fx).setParameterLength(1,3);class Px extends Fc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const Dx=new WeakMap;class Ux extends pi{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=ti.OBJECT,this.updateAfterType=ti.OBJECT,this.previousModelWorldMatrix=Na(new a),this.previousProjectionMatrix=Na(new a).setGroup(Ta),this.previousCameraViewMatrix=Na(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=Ox(r);this.previousModelWorldMatrix.value.copy(s);const i=Ix(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){Ox(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?xd:Na(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul($d).mul(Kd),s=this.previousProjectionMatrix.mul(t).mul(Qd),i=r.xy.div(r.w),n=s.xy.div(s.w);return La(i,n)}}function Ix(e){let t=Dx.get(e);return void 0===t&&(t={},Dx.set(e,t)),t}function Ox(e,t=0){const r=Ix(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const Vx=an(Ux),kx=dn(([e])=>Wx(e.rgb)),Gx=dn(([e,t=fn(1)])=>t.mix(Wx(e.rgb),e.rgb)),zx=dn(([e,t=fn(1)])=>{const r=Fa(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return ou(e.rgb,s,i)}),$x=dn(([e,t=fn(1)])=>{const r=Sn(.57735,.57735,.57735),s=t.cos();return Sn(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(Zo(r,e.rgb).mul(s.oneMinus())))))}),Wx=(e,t=Sn(p.getLuminanceCoefficients(new r)))=>Zo(e,t),Hx=dn(([e,t=Sn(1),s=Sn(0),i=Sn(1),n=fn(1),a=Sn(p.getLuminanceCoefficients(new r,Ae))])=>{const o=e.rgb.dot(Sn(a)),u=jo(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return pn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),pn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),pn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),wn(u.rgb,e.a)}),qx=dn(([e,t])=>e.mul(t).floor().div(t));let jx=null;class Xx extends Op{static get type(){return"ViewportSharedTextureNode"}constructor(e=Xl,t=null){null===jx&&(jx=new Y),super(e,t,jx)}getTextureForReference(){return jx}updateReference(){return this}}const Kx=nn(Xx).setParameterLength(0,2),Qx=new t;class Yx extends Ll{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.isPassTextureNode=!0,this.setUpdateMatrix(!1)}setup(e){return e.getNodeProperties(this).passNode=this.passNode,super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class Zx extends Yx{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r,this.isPassMultipleTextureNode=!0}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}class Jx extends pi{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new J;i.isRenderTargetTexture=!0,i.name="depth";const n=new ae(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:_e,...s});n.texture.name="output",n.depthTexture=i,this.renderTarget=n,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:n.texture,depth:i},this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=Na(0),this._cameraFar=Na(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=ti.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=new Zx(this,e),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=new Zx(this,e,!0),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=Yp(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=jp(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getOutputBufferType(),this.scope===Jx.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),Qx.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Qx)),this._pixelRatio=i,this.setSize(Qx.width,Qx.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:vu({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor&&this.renderTarget.scissor.copy(this._scissor),null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport)}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i),this._scissor.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i),this._viewport.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}Jx.COLOR="color",Jx.DEPTH="depth";class eT extends Jx{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(Jx.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new fg;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=L;const t=ac.negate(),r=xd.mul($d),s=fn(1),i=r.mul(wn(Kd,1)),n=r.mul(wn(Kd.add(t),1)),a=So(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=wn(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const tT=dn(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),rT=dn(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),sT=dn(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),iT=dn(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),nT=dn(([e,t])=>{const r=Ln(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Ln(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=iT(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),aT=Ln(Sn(1.6605,-.1246,-.0182),Sn(-.5876,1.1329,-.1006),Sn(-.0728,-.0083,1.1187)),oT=Ln(Sn(.6274,.0691,.0164),Sn(.3293,.9195,.088),Sn(.0433,.0113,.8956)),uT=dn(([e])=>{const t=Sn(e).toVar(),r=Sn(t.mul(t)).toVar(),s=Sn(r.mul(r)).toVar();return fn(15.5).mul(s.mul(r)).sub(Pa(40.14,s.mul(t))).add(Pa(31.96,s).sub(Pa(6.868,r.mul(t))).add(Pa(.4298,r).add(Pa(.1191,t).sub(.00232))))}),lT=dn(([e,t])=>{const r=Sn(e).toVar(),s=Ln(Sn(.856627153315983,.137318972929847,.11189821299995),Sn(.0951212405381588,.761241990602591,.0767994186031903),Sn(.0482516061458583,.101439036467562,.811302368396859)),i=Ln(Sn(1.1271005818144368,-.1413297634984383,-.14132976349843826),Sn(-.11060664309660323,1.157823702216272,-.11060664309660294),Sn(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=fn(-12.47393),a=fn(4.026069);return r.mulAssign(t),r.assign(oT.mul(r)),r.assign(s.mul(r)),r.assign(jo(r,1e-10)),r.assign(xo(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(uu(r,0,1)),r.assign(uT(r)),r.assign(i.mul(r)),r.assign(eu(jo(Sn(0),r),Sn(2.2))),r.assign(aT.mul(r)),r.assign(uu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),dT=dn(([e,t])=>{const r=fn(.76),s=fn(.15);e=e.mul(t);const i=qo(e.r,qo(e.g,e.b)),n=Tu(i.lessThan(.08),i.sub(Pa(6.25,i.mul(i))),.04);e.subAssign(n);const a=jo(e.r,jo(e.g,e.b));pn(a.lessThan(r),()=>e);const o=La(1,r),u=La(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=La(1,Da(1,s.mul(a.sub(u)).add(1)));return ou(e,Sn(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class cT extends di{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const hT=nn(cT).setParameterLength(1,3);class pT extends cT{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}generateNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const gT=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function mT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Jd.z).negate()}const fT=dn(([e,t],r)=>{const s=mT(r);return cu(e,t,s)}),yT=dn(([e],t)=>{const r=mT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),bT=dn(([e,t],r)=>{const s=mT(r),i=t.sub(Yd.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),xT=dn(([e,t])=>wn(t.toFloat().mix(aa.rgb,e.toVec3()),aa.a));let TT=null,_T=null;class vT extends di{static get type(){return"RangeNode"}constructor(e=fn(),t=fn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Xs(t.value)),i=e.getTypeLength(Xs(r.value));return s>i?s:i}generateNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Bl('THREE.TSL: No "ConstNode" found in node graph.',this.stackTrace);return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(Xs(a)),d=e.getTypeLength(Xs(o));TT=TT||new s,_T=_T||new s,TT.setScalar(0),_T.setScalar(0),1===u?TT.setScalar(a):a.isColor?TT.set(a.r,a.g,a.b,1):TT.set(a.x,a.y,a.z||0,a.w||0),1===d?_T.setScalar(o):o.isColor?_T.set(o.r,o.g,o.b,1):_T.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;enew ST(e,t),AT=RT("numWorkgroups","uvec3"),ET=RT("workgroupId","uvec3"),wT=RT("globalId","uvec3"),CT=RT("localId","uvec3"),MT=RT("subgroupSize","uint");class BT extends di{constructor(e){super(),this.scope=e}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}}const FT=nn(BT);class LT extends ci{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class PT extends di{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Us),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new LT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class DT extends di{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}generateNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=ml(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}DT.ATOMIC_LOAD="atomicLoad",DT.ATOMIC_STORE="atomicStore",DT.ATOMIC_ADD="atomicAdd",DT.ATOMIC_SUB="atomicSub",DT.ATOMIC_MAX="atomicMax",DT.ATOMIC_MIN="atomicMin",DT.ATOMIC_AND="atomicAnd",DT.ATOMIC_OR="atomicOr",DT.ATOMIC_XOR="atomicXor";const UT=nn(DT),IT=(e,t,r)=>UT(e,t,r).toStack();class OT extends pi{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}generateNodeType(e){const t=this.method;return t===OT.SUBGROUP_ELECT?"bool":t===OT.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===OT.SUBGROUP_BROADCAST||r===OT.SUBGROUP_SHUFFLE||r===OT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===OT.SUBGROUP_SHUFFLE_XOR||r===OT.SUBGROUP_SHUFFLE_DOWN||r===OT.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}OT.SUBGROUP_ELECT="subgroupElect",OT.SUBGROUP_BALLOT="subgroupBallot",OT.SUBGROUP_ADD="subgroupAdd",OT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",OT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",OT.SUBGROUP_MUL="subgroupMul",OT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",OT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",OT.SUBGROUP_AND="subgroupAnd",OT.SUBGROUP_OR="subgroupOr",OT.SUBGROUP_XOR="subgroupXor",OT.SUBGROUP_MIN="subgroupMin",OT.SUBGROUP_MAX="subgroupMax",OT.SUBGROUP_ALL="subgroupAll",OT.SUBGROUP_ANY="subgroupAny",OT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",OT.QUAD_SWAP_X="quadSwapX",OT.QUAD_SWAP_Y="quadSwapY",OT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",OT.SUBGROUP_BROADCAST="subgroupBroadcast",OT.SUBGROUP_SHUFFLE="subgroupShuffle",OT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",OT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",OT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",OT.QUAD_BROADCAST="quadBroadcast";const VT=on(OT,OT.SUBGROUP_ELECT).setParameterLength(0),kT=on(OT,OT.SUBGROUP_BALLOT).setParameterLength(1),GT=on(OT,OT.SUBGROUP_ADD).setParameterLength(1),zT=on(OT,OT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),$T=on(OT,OT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),WT=on(OT,OT.SUBGROUP_MUL).setParameterLength(1),HT=on(OT,OT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),qT=on(OT,OT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),jT=on(OT,OT.SUBGROUP_AND).setParameterLength(1),XT=on(OT,OT.SUBGROUP_OR).setParameterLength(1),KT=on(OT,OT.SUBGROUP_XOR).setParameterLength(1),QT=on(OT,OT.SUBGROUP_MIN).setParameterLength(1),YT=on(OT,OT.SUBGROUP_MAX).setParameterLength(1),ZT=on(OT,OT.SUBGROUP_ALL).setParameterLength(0),JT=on(OT,OT.SUBGROUP_ANY).setParameterLength(0),e_=on(OT,OT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),t_=on(OT,OT.QUAD_SWAP_X).setParameterLength(1),r_=on(OT,OT.QUAD_SWAP_Y).setParameterLength(1),s_=on(OT,OT.QUAD_SWAP_DIAGONAL).setParameterLength(1),i_=on(OT,OT.SUBGROUP_BROADCAST).setParameterLength(2),n_=on(OT,OT.SUBGROUP_SHUFFLE).setParameterLength(2),a_=on(OT,OT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),o_=on(OT,OT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),u_=on(OT,OT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),l_=on(OT,OT.QUAD_BROADCAST).setParameterLength(1);let d_;function c_(e){d_=d_||new WeakMap;let t=d_.get(e);return void 0===t&&d_.set(e,t={}),t}function h_(e){const t=c_(e);return t.shadowMatrix||(t.shadowMatrix=Na("mat4").setGroup(Ta).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function p_(e,t=Yd){const r=h_(e).mul(t);return r.xyz.div(r.w)}function g_(e){const t=c_(e);return t.position||(t.position=Na(new r).setGroup(Ta).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function m_(e){const t=c_(e);return t.targetPosition||(t.targetPosition=Na(new r).setGroup(Ta).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function f_(e){const t=c_(e);return t.viewPosition||(t.viewPosition=Na(new r).setGroup(Ta).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const y_=e=>_d.transformDirection(g_(e).sub(m_(e))),b_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},x_=new WeakMap,T_=[];class __ extends di{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=On("vec3","totalDiffuse"),this.totalSpecularNode=On("vec3","totalSpecular"),this.outgoingLightNode=On("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(en(e));else{let s=null;if(null!==r&&(s=b_(e.id,r)),null===s){const t=i.getLightNodeClass(e.constructor);if(null===t){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}!1===x_.has(e)&&x_.set(e,new t(e)),s=x_.get(e)}t.push(s)}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=Sn(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class v_ extends di{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=ti.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){N_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Yd)}}const N_=On("vec3","shadowPositionWorld");function S_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function R_(e,t){return t=S_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function A_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function E_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function w_(e,t){return t=E_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function C_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function M_(e,t,r){return r=w_(t,r=R_(e,r))}function B_(e,t,r){A_(e,r),C_(t,r)}var F_=Object.freeze({__proto__:null,resetRendererAndSceneState:M_,resetRendererState:R_,resetSceneState:w_,restoreRendererAndSceneState:B_,restoreRendererState:A_,restoreSceneState:C_,saveRendererAndSceneState:function(e,t,r={}){return r=E_(t,r=S_(e,r))},saveRendererState:S_,saveSceneState:E_});const L_=new WeakMap,P_=dn(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Dl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),D_=dn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Dl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Lc("mapSize","vec2",r).setGroup(Ta),a=Lc("radius","float",r).setGroup(Ta),o=Tn(1).div(n),u=a.mul(o.x),l=mx(Ql.xy).mul(6.28318530718);return Fa(i(t.xy.add(fx(0,5,l).mul(u)),t.z),i(t.xy.add(fx(1,5,l).mul(u)),t.z),i(t.xy.add(fx(2,5,l).mul(u)),t.z),i(t.xy.add(fx(3,5,l).mul(u)),t.z),i(t.xy.add(fx(4,5,l).mul(u)),t.z)).mul(.2)}),U_=dn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Dl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Lc("mapSize","vec2",r).setGroup(Ta),a=Tn(1).div(n),o=a.x,u=a.y,l=t.xy,d=Ro(l.mul(n).add(.5));return l.subAssign(d.mul(a)),Fa(i(l,t.z),i(l.add(Tn(o,0)),t.z),i(l.add(Tn(0,u)),t.z),i(l.add(a),t.z),ou(i(l.add(Tn(o.negate(),0)),t.z),i(l.add(Tn(o.mul(2),0)),t.z),d.x),ou(i(l.add(Tn(o.negate(),u)),t.z),i(l.add(Tn(o.mul(2),u)),t.z),d.x),ou(i(l.add(Tn(0,u.negate())),t.z),i(l.add(Tn(0,u.mul(2))),t.z),d.y),ou(i(l.add(Tn(o,u.negate())),t.z),i(l.add(Tn(o,u.mul(2))),t.z),d.y),ou(ou(i(l.add(Tn(o.negate(),u.negate())),t.z),i(l.add(Tn(o.mul(2),u.negate())),t.z),d.x),ou(i(l.add(Tn(o.negate(),u.mul(2))),t.z),i(l.add(Tn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),I_=dn(({depthTexture:e,shadowCoord:t,depthLayer:r},s)=>{let i=Dl(e).sample(t.xy);e.isArrayTexture&&(i=i.depth(r)),i=i.rg;const n=i.x,a=jo(1e-7,i.y.mul(i.y)),o=s.renderer.reversedDepthBuffer?Xo(n,t.z):Xo(t.z,n),u=fn(1).toVar();return pn(o.notEqual(1),()=>{const e=t.z.sub(n);let r=a.div(a.add(e.mul(e)));r=uu(La(r,.3).div(.65)),u.assign(jo(o,r))}),u}),O_=e=>{let t=L_.get(e);return void 0===t&&(t=new fg,t.colorNode=wn(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=se,t.fog=!1,L_.set(e,t)),t},V_=e=>{const t=L_.get(e);void 0!==t&&(t.dispose(),L_.delete(e))},k_=new gy,G_=[],z_=(e,t,r,s)=>{G_[0]=e,G_[1]=t;let i=k_.get(G_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===ht)&&(s&&(Qs(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,k_.set(G_,i)),G_[0]=null,G_[1]=null,i},$_=dn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=fn(0).toVar("meanVertical"),a=fn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(fn(1)).select(fn(0),fn(2).div(e.sub(1))),u=e.lessThanEqual(fn(1)).select(fn(0),fn(-1));Rp({start:yn(0),end:yn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(fn(e).mul(o));let d=s.sample(Fa(Ql.xy,Tn(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=To(a.sub(n.mul(n)).max(0));return Tn(n,l)}),W_=dn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=fn(0).toVar("meanHorizontal"),a=fn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(fn(1)).select(fn(0),fn(2).div(e.sub(1))),u=e.lessThanEqual(fn(1)).select(fn(0),fn(-1));Rp({start:yn(0),end:yn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(fn(e).mul(o));let d=s.sample(Fa(Ql.xy,Tn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(Fa(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=To(a.sub(n.mul(n)).max(0));return Tn(n,l)}),H_=[P_,D_,U_,I_];let q_;const j_=new ux;class X_ extends v_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,fn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=r.biasNode||Lc("bias","float",r).setGroup(Ta);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z;else{const e=a.w;a=a.xy.div(e);const t=Lc("near","float",r.camera).setGroup(Ta),s=Lc("far","float",r.camera).setGroup(Ta);n=Zp(e.negate(),t,s)}return a=Sn(a.x,a.y.oneMinus(),s.reversedDepthBuffer?n.sub(i):n.add(i)),a}getShadowFilterFn(e){return H_[e]}setupRenderTarget(e,t){const r=new J(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,{depthTexture:n,shadowMap:a}=this.setupRenderTarget(i,e),o=t.shadowMap.type,u=t.hasCompatibility(A.TEXTURE_COMPARE);if(o!==dt&&o!==ct||!u?(n.minFilter=B,n.magFilter=B):(n.minFilter=de,n.magFilter=de),i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),o===ht&&!0!==i.isPointLightShadow){n.compareFunction=null,a.depth>1?(a._vsmShadowMapVertical||(a._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:W,type:_e,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=a._vsmShadowMapVertical,a._vsmShadowMapHorizontal||(a._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:W,type:_e,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=a._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:W,type:_e,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:W,type:_e,depthBuffer:!1}));let t=Dl(n);n.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Dl(this.vsmShadowMapVertical.texture);n.isArrayTexture&&(r=r.depth(this.depthLayer));const s=Lc("blurSamples","float",i).setGroup(Ta),o=Lc("radius","float",i).setGroup(Ta),u=Lc("mapSize","vec2",i).setGroup(Ta);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new fg);l.fragmentNode=$_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new fg),l.fragmentNode=W_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const l=Lc("intensity","float",i).setGroup(Ta),d=Lc("normalBias","float",i).setGroup(Ta),c=h_(s).mul(N_.add(cc.mul(d))),h=this.setupShadowCoord(e,c),p=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===p)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const g=o===ht&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:n,m=this.setupShadowFilter(e,{filterFn:p,shadowTexture:a.texture,depthTexture:g,shadowCoord:h,shadow:i,depthLayer:this.depthLayer});let f,y;!0===t.shadowMap.transmitted&&(a.texture.isCubeTexture?f=Mc(a.texture,h.xyz):(f=Dl(a.texture,h),n.isArrayTexture&&(f=f.depth(this.depthLayer)))),y=f?ou(1,m.rgb.mix(f,1),l.mul(f.a)).toVar():ou(1,m,l).toVar(),this.shadowMap=a,this.shadow.map=a;const b=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return f&&y.toInspector(`${b} / Color`,()=>this.shadowMap.texture.isCubeTexture?Mc(this.shadowMap.texture):Dl(this.shadowMap.texture)),y.toInspector(`${b} / Depth`,()=>this.shadowMap.texture.isCubeTexture?Mc(this.shadowMap.texture).r.oneMinus():Ul(this.shadowMap.depthTexture,Al().mul(wl(Dl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return dn(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");q_=M_(i,n,q_),n.overrideMaterial=O_(r),i.setRenderObjectFunction(z_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===ht&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,B_(i,n,q_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),j_.material=this.vsmMaterialVertical,j_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),j_.material=this.vsmMaterialHorizontal,j_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,V_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const K_=(e,t)=>new X_(e,t),Q_=new e,Y_=new a,Z_=new r,J_=new r,ev=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],tv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],rv=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],sv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],iv=dn(({depthTexture:e,bd3D:t,dp:r})=>Mc(e,t).compare(r)),nv=dn(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=Lc("radius","float",s).setGroup(Ta),n=Lc("mapSize","vec2",s).setGroup(Ta),a=i.div(n.x),o=Fo(t),u=So(Jo(t,o.x.greaterThan(o.z).select(Sn(0,1,0),Sn(1,0,0)))),l=Jo(t,u),d=mx(Ql.xy).mul(6.28318530718),c=fx(0,5,d),h=fx(1,5,d),p=fx(2,5,d),g=fx(3,5,d),m=fx(4,5,d);return Mc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(Mc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(Mc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(Mc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(Mc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),av=dn(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s},i)=>{const n=r.xyz.toConst(),a=n.abs().toConst(),o=a.x.max(a.y).max(a.z),u=Na("float").setGroup(Ta).onRenderUpdate(()=>s.camera.near),l=Na("float").setGroup(Ta).onRenderUpdate(()=>s.camera.far),d=Lc("bias","float",s).setGroup(Ta),c=fn(1).toVar();return pn(o.sub(l).lessThanEqual(0).and(o.sub(u).greaterThanEqual(0)),()=>{let r;i.renderer.reversedDepthBuffer?(r=Qp(o.negate(),u,l),r.subAssign(d)):(r=Kp(o.negate(),u,l),r.addAssign(d));const a=n.normalize();c.assign(e({depthTexture:t,bd3D:a,dp:r,shadow:s}))}),c});class ov extends X_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===pt?iv:nv}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return av({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new gt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?ev:rv,d=u?tv:sv;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(Q_),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),Z_.setFromMatrixPosition(s.matrixWorld),a.position.copy(Z_),J_.copy(a.position),J_.add(l[e]),a.up.copy(d[e]),a.lookAt(J_),a.updateMatrixWorld(),o.makeTranslation(-Z_.x,-Z_.y,-Z_.z),Y_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(Y_,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const uv=(e,t)=>new ov(e,t);class lv extends Fp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||Na(this.color).setGroup(Ta),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=ti.FRAME,t&&t.shadow&&(this._shadowDisposeListener=()=>{this.disposeShadow()},t.addEventListener("dispose",this._shadowDisposeListener))}dispose(){this._shadowDisposeListener&&this.light.removeEventListener("dispose",this._shadowDisposeListener),super.dispose()}disposeShadow(){null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null),this.shadowColorNode=null,null!==this.baseColorNode&&(this.colorNode=this.baseColorNode,this.baseColorNode=null)}getHash(){return this.light.uuid}getLightVector(e){return f_(this.light).sub(e.context.positionView||Jd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return K_(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?en(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const dv=dn(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),cv=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=dv({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class hv extends lv{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=Na(0).setGroup(Ta),this.decayExponentNode=Na(2).setGroup(Ta)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return uv(this.light)}setupDirect(e){return cv({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const pv=dn(([e=Al()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),gv=dn(([e=Al()],{renderer:t,material:r})=>{const s=au(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=fn(s.fwidth()).toVar();i=cu(e.oneMinus(),e.add(1),s).oneMinus()}else i=Tu(s.greaterThan(1),0,1);return i}),mv=dn(([e,t,r])=>{const s=fn(r).toVar(),i=fn(t).toVar(),n=xn(e).toVar();return Tu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),fv=dn(([e,t])=>{const r=xn(t).toVar(),s=fn(e).toVar();return Tu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),yv=dn(([e])=>{const t=fn(e).toVar();return yn(vo(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),bv=dn(([e,t])=>{const r=fn(e).toVar();return t.assign(yv(r)),r.sub(fn(t))}),xv=Lb([dn(([e,t,r,s,i,n])=>{const a=fn(n).toVar(),o=fn(i).toVar(),u=fn(s).toVar(),l=fn(r).toVar(),d=fn(t).toVar(),c=fn(e).toVar(),h=fn(La(1,o)).toVar();return La(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),dn(([e,t,r,s,i,n])=>{const a=fn(n).toVar(),o=fn(i).toVar(),u=Sn(s).toVar(),l=Sn(r).toVar(),d=Sn(t).toVar(),c=Sn(e).toVar(),h=fn(La(1,o)).toVar();return La(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),Tv=Lb([dn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=fn(d).toVar(),h=fn(l).toVar(),p=fn(u).toVar(),g=fn(o).toVar(),m=fn(a).toVar(),f=fn(n).toVar(),y=fn(i).toVar(),b=fn(s).toVar(),x=fn(r).toVar(),T=fn(t).toVar(),_=fn(e).toVar(),v=fn(La(1,p)).toVar(),N=fn(La(1,h)).toVar();return fn(La(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),dn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=fn(d).toVar(),h=fn(l).toVar(),p=fn(u).toVar(),g=Sn(o).toVar(),m=Sn(a).toVar(),f=Sn(n).toVar(),y=Sn(i).toVar(),b=Sn(s).toVar(),x=Sn(r).toVar(),T=Sn(t).toVar(),_=Sn(e).toVar(),v=fn(La(1,p)).toVar(),N=fn(La(1,h)).toVar();return fn(La(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),_v=dn(([e,t,r])=>{const s=fn(r).toVar(),i=fn(t).toVar(),n=bn(e).toVar(),a=bn(n.bitAnd(bn(7))).toVar(),o=fn(mv(a.lessThan(bn(4)),i,s)).toVar(),u=fn(Pa(2,mv(a.lessThan(bn(4)),s,i))).toVar();return fv(o,xn(a.bitAnd(bn(1)))).add(fv(u,xn(a.bitAnd(bn(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),vv=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=fn(t).toVar(),o=bn(e).toVar(),u=bn(o.bitAnd(bn(15))).toVar(),l=fn(mv(u.lessThan(bn(8)),a,n)).toVar(),d=fn(mv(u.lessThan(bn(4)),n,mv(u.equal(bn(12)).or(u.equal(bn(14))),a,i))).toVar();return fv(l,xn(u.bitAnd(bn(1)))).add(fv(d,xn(u.bitAnd(bn(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Nv=Lb([_v,vv]),Sv=dn(([e,t,r])=>{const s=fn(r).toVar(),i=fn(t).toVar(),n=An(e).toVar();return Sn(Nv(n.x,i,s),Nv(n.y,i,s),Nv(n.z,i,s))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Rv=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=fn(t).toVar(),o=An(e).toVar();return Sn(Nv(o.x,a,n,i),Nv(o.y,a,n,i),Nv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Av=Lb([Sv,Rv]),Ev=dn(([e])=>{const t=fn(e).toVar();return Pa(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),wv=dn(([e])=>{const t=fn(e).toVar();return Pa(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Cv=Lb([Ev,dn(([e])=>{const t=Sn(e).toVar();return Pa(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Mv=Lb([wv,dn(([e])=>{const t=Sn(e).toVar();return Pa(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Bv=dn(([e,t])=>{const r=yn(t).toVar(),s=bn(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(yn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),Fv=dn(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(Bv(r,yn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Bv(e,yn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Bv(t,yn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(Bv(r,yn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Bv(e,yn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Bv(t,yn(4))),t.addAssign(e)}),Lv=dn(([e,t,r])=>{const s=bn(r).toVar(),i=bn(t).toVar(),n=bn(e).toVar();return s.bitXorAssign(i),s.subAssign(Bv(i,yn(14))),n.bitXorAssign(s),n.subAssign(Bv(s,yn(11))),i.bitXorAssign(n),i.subAssign(Bv(n,yn(25))),s.bitXorAssign(i),s.subAssign(Bv(i,yn(16))),n.bitXorAssign(s),n.subAssign(Bv(s,yn(4))),i.bitXorAssign(n),i.subAssign(Bv(n,yn(14))),s.bitXorAssign(i),s.subAssign(Bv(i,yn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),Pv=dn(([e])=>{const t=bn(e).toVar();return fn(t).div(fn(bn(yn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),Dv=dn(([e])=>{const t=fn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),Uv=Lb([dn(([e])=>{const t=yn(e).toVar(),r=bn(bn(1)).toVar(),s=bn(bn(yn(3735928559)).add(r.shiftLeft(bn(2))).add(bn(13))).toVar();return Lv(s.add(bn(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),dn(([e,t])=>{const r=yn(t).toVar(),s=yn(e).toVar(),i=bn(bn(2)).toVar(),n=bn().toVar(),a=bn().toVar(),o=bn().toVar();return n.assign(a.assign(o.assign(bn(yn(3735928559)).add(i.shiftLeft(bn(2))).add(bn(13))))),n.addAssign(bn(s)),a.addAssign(bn(r)),Lv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),dn(([e,t,r])=>{const s=yn(r).toVar(),i=yn(t).toVar(),n=yn(e).toVar(),a=bn(bn(3)).toVar(),o=bn().toVar(),u=bn().toVar(),l=bn().toVar();return o.assign(u.assign(l.assign(bn(yn(3735928559)).add(a.shiftLeft(bn(2))).add(bn(13))))),o.addAssign(bn(n)),u.addAssign(bn(i)),l.addAssign(bn(s)),Lv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),dn(([e,t,r,s])=>{const i=yn(s).toVar(),n=yn(r).toVar(),a=yn(t).toVar(),o=yn(e).toVar(),u=bn(bn(4)).toVar(),l=bn().toVar(),d=bn().toVar(),c=bn().toVar();return l.assign(d.assign(c.assign(bn(yn(3735928559)).add(u.shiftLeft(bn(2))).add(bn(13))))),l.addAssign(bn(o)),d.addAssign(bn(a)),c.addAssign(bn(n)),Fv(l,d,c),l.addAssign(bn(i)),Lv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),dn(([e,t,r,s,i])=>{const n=yn(i).toVar(),a=yn(s).toVar(),o=yn(r).toVar(),u=yn(t).toVar(),l=yn(e).toVar(),d=bn(bn(5)).toVar(),c=bn().toVar(),h=bn().toVar(),p=bn().toVar();return c.assign(h.assign(p.assign(bn(yn(3735928559)).add(d.shiftLeft(bn(2))).add(bn(13))))),c.addAssign(bn(l)),h.addAssign(bn(u)),p.addAssign(bn(o)),Fv(c,h,p),c.addAssign(bn(a)),h.addAssign(bn(n)),Lv(c,h,p)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),Iv=Lb([dn(([e,t])=>{const r=yn(t).toVar(),s=yn(e).toVar(),i=bn(Uv(s,r)).toVar(),n=An().toVar();return n.x.assign(i.bitAnd(yn(255))),n.y.assign(i.shiftRight(yn(8)).bitAnd(yn(255))),n.z.assign(i.shiftRight(yn(16)).bitAnd(yn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),dn(([e,t,r])=>{const s=yn(r).toVar(),i=yn(t).toVar(),n=yn(e).toVar(),a=bn(Uv(n,i,s)).toVar(),o=An().toVar();return o.x.assign(a.bitAnd(yn(255))),o.y.assign(a.shiftRight(yn(8)).bitAnd(yn(255))),o.z.assign(a.shiftRight(yn(16)).bitAnd(yn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),Ov=Lb([dn(([e])=>{const t=Tn(e).toVar(),r=yn().toVar(),s=yn().toVar(),i=fn(bv(t.x,r)).toVar(),n=fn(bv(t.y,s)).toVar(),a=fn(Dv(i)).toVar(),o=fn(Dv(n)).toVar(),u=fn(xv(Nv(Uv(r,s),i,n),Nv(Uv(r.add(yn(1)),s),i.sub(1),n),Nv(Uv(r,s.add(yn(1))),i,n.sub(1)),Nv(Uv(r.add(yn(1)),s.add(yn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Cv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),dn(([e])=>{const t=Sn(e).toVar(),r=yn().toVar(),s=yn().toVar(),i=yn().toVar(),n=fn(bv(t.x,r)).toVar(),a=fn(bv(t.y,s)).toVar(),o=fn(bv(t.z,i)).toVar(),u=fn(Dv(n)).toVar(),l=fn(Dv(a)).toVar(),d=fn(Dv(o)).toVar(),c=fn(Tv(Nv(Uv(r,s,i),n,a,o),Nv(Uv(r.add(yn(1)),s,i),n.sub(1),a,o),Nv(Uv(r,s.add(yn(1)),i),n,a.sub(1),o),Nv(Uv(r.add(yn(1)),s.add(yn(1)),i),n.sub(1),a.sub(1),o),Nv(Uv(r,s,i.add(yn(1))),n,a,o.sub(1)),Nv(Uv(r.add(yn(1)),s,i.add(yn(1))),n.sub(1),a,o.sub(1)),Nv(Uv(r,s.add(yn(1)),i.add(yn(1))),n,a.sub(1),o.sub(1)),Nv(Uv(r.add(yn(1)),s.add(yn(1)),i.add(yn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Mv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),Vv=Lb([dn(([e])=>{const t=Tn(e).toVar(),r=yn().toVar(),s=yn().toVar(),i=fn(bv(t.x,r)).toVar(),n=fn(bv(t.y,s)).toVar(),a=fn(Dv(i)).toVar(),o=fn(Dv(n)).toVar(),u=Sn(xv(Av(Iv(r,s),i,n),Av(Iv(r.add(yn(1)),s),i.sub(1),n),Av(Iv(r,s.add(yn(1))),i,n.sub(1)),Av(Iv(r.add(yn(1)),s.add(yn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Cv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),dn(([e])=>{const t=Sn(e).toVar(),r=yn().toVar(),s=yn().toVar(),i=yn().toVar(),n=fn(bv(t.x,r)).toVar(),a=fn(bv(t.y,s)).toVar(),o=fn(bv(t.z,i)).toVar(),u=fn(Dv(n)).toVar(),l=fn(Dv(a)).toVar(),d=fn(Dv(o)).toVar(),c=Sn(Tv(Av(Iv(r,s,i),n,a,o),Av(Iv(r.add(yn(1)),s,i),n.sub(1),a,o),Av(Iv(r,s.add(yn(1)),i),n,a.sub(1),o),Av(Iv(r.add(yn(1)),s.add(yn(1)),i),n.sub(1),a.sub(1),o),Av(Iv(r,s,i.add(yn(1))),n,a,o.sub(1)),Av(Iv(r.add(yn(1)),s,i.add(yn(1))),n.sub(1),a,o.sub(1)),Av(Iv(r,s.add(yn(1)),i.add(yn(1))),n,a.sub(1),o.sub(1)),Av(Iv(r.add(yn(1)),s.add(yn(1)),i.add(yn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Mv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),kv=Lb([dn(([e])=>{const t=fn(e).toVar(),r=yn(yv(t)).toVar();return Pv(Uv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),dn(([e])=>{const t=Tn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar();return Pv(Uv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),dn(([e])=>{const t=Sn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar(),i=yn(yv(t.z)).toVar();return Pv(Uv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),dn(([e])=>{const t=wn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar(),i=yn(yv(t.z)).toVar(),n=yn(yv(t.w)).toVar();return Pv(Uv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),Gv=Lb([dn(([e])=>{const t=fn(e).toVar(),r=yn(yv(t)).toVar();return Sn(Pv(Uv(r,yn(0))),Pv(Uv(r,yn(1))),Pv(Uv(r,yn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),dn(([e])=>{const t=Tn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar();return Sn(Pv(Uv(r,s,yn(0))),Pv(Uv(r,s,yn(1))),Pv(Uv(r,s,yn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),dn(([e])=>{const t=Sn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar(),i=yn(yv(t.z)).toVar();return Sn(Pv(Uv(r,s,i,yn(0))),Pv(Uv(r,s,i,yn(1))),Pv(Uv(r,s,i,yn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),dn(([e])=>{const t=wn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar(),i=yn(yv(t.z)).toVar(),n=yn(yv(t.w)).toVar();return Sn(Pv(Uv(r,s,i,n,yn(0))),Pv(Uv(r,s,i,n,yn(1))),Pv(Uv(r,s,i,n,yn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),zv=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=yn(t).toVar(),o=Sn(e).toVar(),u=fn(0).toVar(),l=fn(1).toVar();return Rp(a,()=>{u.addAssign(l.mul(Ov(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),$v=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=yn(t).toVar(),o=Sn(e).toVar(),u=Sn(0).toVar(),l=fn(1).toVar();return Rp(a,()=>{u.addAssign(l.mul(Vv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Wv=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=yn(t).toVar(),o=Sn(e).toVar();return Tn(zv(o,a,n,i),zv(o.add(Sn(yn(19),yn(193),yn(17))),a,n,i))}).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Hv=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=yn(t).toVar(),o=Sn(e).toVar(),u=Sn($v(o,a,n,i)).toVar(),l=fn(zv(o.add(Sn(yn(19),yn(193),yn(17))),a,n,i)).toVar();return wn(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),qv=Lb([dn(([e,t,r,s,i,n,a])=>{const o=yn(a).toVar(),u=fn(n).toVar(),l=yn(i).toVar(),d=yn(s).toVar(),c=yn(r).toVar(),h=yn(t).toVar(),p=Tn(e).toVar(),g=Sn(Gv(Tn(h.add(d),c.add(l)))).toVar(),m=Tn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=Tn(Tn(fn(h),fn(c)).add(m)).toVar(),y=Tn(f.sub(p)).toVar();return pn(o.equal(yn(2)),()=>Fo(y.x).add(Fo(y.y))),pn(o.equal(yn(3)),()=>jo(Fo(y.x),Fo(y.y))),Zo(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),dn(([e,t,r,s,i,n,a,o,u])=>{const l=yn(u).toVar(),d=fn(o).toVar(),c=yn(a).toVar(),h=yn(n).toVar(),p=yn(i).toVar(),g=yn(s).toVar(),m=yn(r).toVar(),f=yn(t).toVar(),y=Sn(e).toVar(),b=Sn(Gv(Sn(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=Sn(Sn(fn(f),fn(m),fn(g)).add(b)).toVar(),T=Sn(x.sub(y)).toVar();return pn(l.equal(yn(2)),()=>Fo(T.x).add(Fo(T.y)).add(Fo(T.z))),pn(l.equal(yn(3)),()=>jo(Fo(T.x),Fo(T.y),Fo(T.z))),Zo(T,T)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),jv=dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Tn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=Tn(bv(n.x,a),bv(n.y,o)).toVar(),l=fn(1e6).toVar();return Rp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{const r=fn(qv(u,e,t,a,o,i,s)).toVar();l.assign(qo(l,r))})}),pn(s.equal(yn(0)),()=>{l.assign(To(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Xv=dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Tn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=Tn(bv(n.x,a),bv(n.y,o)).toVar(),l=Tn(1e6,1e6).toVar();return Rp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{const r=fn(qv(u,e,t,a,o,i,s)).toVar();pn(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),pn(s.equal(yn(0)),()=>{l.assign(To(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Kv=dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Tn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=Tn(bv(n.x,a),bv(n.y,o)).toVar(),l=Sn(1e6,1e6,1e6).toVar();return Rp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{const r=fn(qv(u,e,t,a,o,i,s)).toVar();pn(r.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(r)}).ElseIf(r.lessThan(l.z),()=>{l.z.assign(r)})})}),pn(s.equal(yn(0)),()=>{l.assign(To(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Qv=Lb([jv,dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Sn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=yn().toVar(),l=Sn(bv(n.x,a),bv(n.y,o),bv(n.z,u)).toVar(),d=fn(1e6).toVar();return Rp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{Rp({start:-1,end:yn(1),name:"z",condition:"<="},({z:r})=>{const n=fn(qv(l,e,t,r,a,o,u,i,s)).toVar();d.assign(qo(d,n))})})}),pn(s.equal(yn(0)),()=>{d.assign(To(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Yv=Lb([Xv,dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Sn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=yn().toVar(),l=Sn(bv(n.x,a),bv(n.y,o),bv(n.z,u)).toVar(),d=Tn(1e6,1e6).toVar();return Rp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{Rp({start:-1,end:yn(1),name:"z",condition:"<="},({z:r})=>{const n=fn(qv(l,e,t,r,a,o,u,i,s)).toVar();pn(n.lessThan(d.x),()=>{d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.y.assign(n)})})})}),pn(s.equal(yn(0)),()=>{d.assign(To(d))}),d}).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Zv=Lb([Kv,dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Sn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=yn().toVar(),l=Sn(bv(n.x,a),bv(n.y,o),bv(n.z,u)).toVar(),d=Sn(1e6,1e6,1e6).toVar();return Rp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{Rp({start:-1,end:yn(1),name:"z",condition:"<="},({z:r})=>{const n=fn(qv(l,e,t,r,a,o,u,i,s)).toVar();pn(n.lessThan(d.x),()=>{d.z.assign(d.y),d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.z.assign(d.y),d.y.assign(n)}).ElseIf(n.lessThan(d.z),()=>{d.z.assign(n)})})})}),pn(s.equal(yn(0)),()=>{d.assign(To(d))}),d}).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Jv=dn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=yn(e).toVar(),h=Tn(t).toVar(),p=Tn(r).toVar(),g=Tn(s).toVar(),m=fn(i).toVar(),f=fn(n).toVar(),y=fn(a).toVar(),b=xn(o).toVar(),x=yn(u).toVar(),T=fn(l).toVar(),_=fn(d).toVar(),v=h.mul(p).add(g),N=fn(0).toVar();return pn(c.equal(yn(0)),()=>{N.assign(Vv(v))}),pn(c.equal(yn(1)),()=>{N.assign(Gv(v))}),pn(c.equal(yn(2)),()=>{N.assign(Zv(v,m,yn(0)))}),pn(c.equal(yn(3)),()=>{N.assign($v(Sn(v,0),x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),pn(b,()=>{N.assign(uu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise2d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"texcoord",type:"vec2"},{name:"freq",type:"vec2"},{name:"offset",type:"vec2"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),eN=dn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=yn(e).toVar(),h=Sn(t).toVar(),p=Sn(r).toVar(),g=Sn(s).toVar(),m=fn(i).toVar(),f=fn(n).toVar(),y=fn(a).toVar(),b=xn(o).toVar(),x=yn(u).toVar(),T=fn(l).toVar(),_=fn(d).toVar(),v=h.mul(p).add(g),N=fn(0).toVar();return pn(c.equal(yn(0)),()=>{N.assign(Vv(v))}),pn(c.equal(yn(1)),()=>{N.assign(Gv(v))}),pn(c.equal(yn(2)),()=>{N.assign(Zv(v,m,yn(0)))}),pn(c.equal(yn(3)),()=>{N.assign($v(v,x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),pn(b,()=>{N.assign(uu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise3d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"position",type:"vec3"},{name:"freq",type:"vec3"},{name:"offset",type:"vec3"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),tN=dn(([e])=>{const t=e.y,r=e.z,s=Sn().toVar();return pn(t.lessThan(1e-4),()=>{s.assign(Sn(r,r,r))}).Else(()=>{let i=e.x;i=i.sub(vo(i)).mul(6).toVar();const n=yn(Go(i)),a=i.sub(fn(n)),o=r.mul(t.oneMinus()),u=r.mul(t.mul(a).oneMinus()),l=r.mul(t.mul(a.oneMinus()).oneMinus());pn(n.equal(yn(0)),()=>{s.assign(Sn(r,l,o))}).ElseIf(n.equal(yn(1)),()=>{s.assign(Sn(u,r,o))}).ElseIf(n.equal(yn(2)),()=>{s.assign(Sn(o,r,l))}).ElseIf(n.equal(yn(3)),()=>{s.assign(Sn(o,u,r))}).ElseIf(n.equal(yn(4)),()=>{s.assign(Sn(l,o,r))}).Else(()=>{s.assign(Sn(r,o,u))})}),s}).setLayout({name:"mx_hsvtorgb",type:"vec3",inputs:[{name:"hsv",type:"vec3"}]}),rN=dn(([e])=>{const t=Sn(e).toVar(),r=fn(t.x).toVar(),s=fn(t.y).toVar(),i=fn(t.z).toVar(),n=fn(qo(r,qo(s,i))).toVar(),a=fn(jo(r,jo(s,i))).toVar(),o=fn(a.sub(n)).toVar(),u=fn().toVar(),l=fn().toVar(),d=fn().toVar();return d.assign(a),pn(a.greaterThan(0),()=>{l.assign(o.div(a))}).Else(()=>{l.assign(0)}),pn(l.lessThanEqual(0),()=>{u.assign(0)}).Else(()=>{pn(r.greaterThanEqual(a),()=>{u.assign(s.sub(i).div(o))}).ElseIf(s.greaterThanEqual(a),()=>{u.assign(Fa(2,i.sub(r).div(o)))}).Else(()=>{u.assign(Fa(4,r.sub(s).div(o)))}),u.mulAssign(1/6),pn(u.lessThan(0),()=>{u.addAssign(1)})}),Sn(u,l,d)}).setLayout({name:"mx_rgbtohsv",type:"vec3",inputs:[{name:"c",type:"vec3"}]}),sN=dn(([e])=>{const t=Sn(e).toVar(),r=En(ka(t,Sn(.04045))).toVar(),s=Sn(t.div(12.92)).toVar(),i=Sn(eu(jo(t.add(Sn(.055)),Sn(0)).div(1.055),Sn(2.4))).toVar();return ou(s,i,r)}).setLayout({name:"mx_srgb_texture_to_lin_rec709",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),iN=(e,t)=>{e=fn(e),t=fn(t);const r=Tn(t.dFdx(),t.dFdy()).length().mul(.7071067811865476);return cu(e.sub(r),e.add(r),t)},nN=(e,t,r,s)=>ou(e,t,r[s].clamp()),aN=(e,t,r,s,i)=>ou(e,t,iN(r,s[i])),oN=dn(([e,t,r])=>{const 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mN{constructor(e,t,r=null){this.isNodeAttribute=!0,this.name=e,this.type=t,this.node=r}}class fN{constructor(e,t,r){this.isNodeUniform=!0,this.name=e,this.type=t,this.node=r}get value(){return this.node.value}set value(e){this.node.value=e}get id(){return this.node.id}get groupNode(){return this.node.groupNode}}class yN{constructor(e,t,r=!1,s=null){this.isNodeVar=!0,this.name=e,this.type=t,this.readOnly=r,this.count=s}}class bN extends yN{constructor(e,t,r=null,s=null){super(e,t),this.needsInterpolation=!1,this.isNodeVarying=!0,this.interpolationType=r,this.interpolationSampling=s}}class xN{constructor(e,t,r=""){this.name=e,this.type=t,this.code=r,Object.defineProperty(this,"isNodeCode",{value:!0})}}let TN=0;class _N{constructor(e=null){this.id=TN++,this.nodesData=new WeakMap,this.parent=e}getData(e){let t=this.nodesData.get(e);return void 0===t&&null!==this.parent&&(t=this.parent.getData(e)),t}setData(e,t){this.nodesData.set(e,t)}}class vN{constructor(e,t){this.name=e,this.members=t,this.output=!1}}class NN{constructor(e,t){this.name=e,this.value=t,this.boundary=0,this.itemSize=0,this.offset=0,this.index=-1}setValue(e){this.value=e}getValue(){return this.value}}class SN extends NN{constructor(e,t=0){super(e,t),this.isNumberUniform=!0,this.boundary=4,this.itemSize=1}}class RN extends NN{constructor(e,r=new t){super(e,r),this.isVector2Uniform=!0,this.boundary=8,this.itemSize=2}}class AN extends NN{constructor(e,t=new r){super(e,t),this.isVector3Uniform=!0,this.boundary=16,this.itemSize=3}}class EN extends NN{constructor(e,t=new s){super(e,t),this.isVector4Uniform=!0,this.boundary=16,this.itemSize=4}}class wN extends NN{constructor(t,r=new e){super(t,r),this.isColorUniform=!0,this.boundary=16,this.itemSize=3}}class CN extends NN{constructor(e,t=new i){super(e,t),this.isMatrix2Uniform=!0,this.boundary=8,this.itemSize=4}}class MN extends NN{constructor(e,t=new n){super(e,t),this.isMatrix3Uniform=!0,this.boundary=48,this.itemSize=12}}class BN extends NN{constructor(e,t=new a){super(e,t),this.isMatrix4Uniform=!0,this.boundary=64,this.itemSize=16}}class FN extends SN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class LN extends RN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class PN extends AN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class DN extends EN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class UN extends wN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class IN extends CN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class ON extends MN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class VN extends BN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}let kN=0;const GN=new WeakMap,zN=new WeakMap,$N=new Map([[Int8Array,"int"],[Int16Array,"int"],[Int32Array,"int"],[Uint8Array,"uint"],[Uint16Array,"uint"],[Uint32Array,"uint"],[Float32Array,"float"]]),WN=e=>/e/g.test(e)?String(e).replace(/\+/g,""):(e=Number(e))+(e%1?"":".0");class HN{constructor(e,t,r){this.object=e,this.material=e&&e.material||null,this.geometry=e&&e.geometry||null,this.renderer=t,this.parser=r,this.scene=null,this.camera=null,this.nodes=[],this.sequentialNodes=[],this.updateNodes=[],this.updateBeforeNodes=[],this.updateAfterNodes=[],this.hashNodes={},this.observer=null,this.lightsNode=null,this.environmentNode=null,this.fogNode=null,this.clippingContext=null,this.vertexShader=null,this.fragmentShader=null,this.computeShader=null,this.flowNodes={vertex:[],fragment:[],compute:[]},this.flowCode={vertex:"",fragment:"",compute:""},this.uniforms={vertex:[],fragment:[],compute:[],index:0},this.structs={vertex:[],fragment:[],compute:[],index:0},this.types={vertex:[],fragment:[],compute:[],index:0},this.bindings={vertex:{},fragment:{},compute:{}},this.bindingsIndexes={},this.bindGroups=null,this.attributes=[],this.bufferAttributes=[],this.varyings=[],this.codes={},this.vars={},this.declarations={},this.flow={code:""},this.chaining=[],this.stack=Jy(),this.stacks=[],this.tab="\t",this.currentFunctionNode=null,this.context={material:this.material},this.cache=new _N,this.globalCache=this.cache,this.flowsData=new WeakMap,this.shaderStage=null,this.buildStage=null,this.subBuildLayers=[],this.activeStacks=[],this.subBuildFn=null,this.fnCall=null,Object.defineProperty(this,"id",{value:kN++})}isFlatShading(){return!0===this.material.flatShading||!1===this.geometry.hasAttribute("normal")}isOpaque(){const e=this.material;return!1===e.transparent&&e.blending===et&&!1===e.alphaToCoverage}createRenderTarget(e,t,r){return new ae(e,t,r)}createCubeRenderTarget(e,t){return new Ag(e,t)}includes(e){return this.nodes.includes(e)}getOutputStructName(){}_getBindGroup(e,t){const r=t[0].groupNode;let s,i=r.shared;if(i)for(let e=1;ee.nodeUniform.node.id-t.nodeUniform.node.id);for(const t of e.uniforms)r+=t.nodeUniform.node.id}else r+=e.nodeUniform.id;const i=this.renderer._currentRenderContext||this.renderer;let n=GN.get(i);void 0===n&&(n=new Map,GN.set(i,n));const a=Os(r);s=n.get(a),void 0===s&&(s=new pN(e,t),n.set(a,s))}else s=new pN(e,t);return s}getBindGroupArray(e,t){const r=this.bindings[t];let s=r[e];return void 0===s&&(void 0===this.bindingsIndexes[e]&&(this.bindingsIndexes[e]={binding:0,group:Object.keys(this.bindingsIndexes).length}),r[e]=s=[]),s}getBindings(){let e=this.bindGroups;if(null===e){const t={},r=this.bindings;for(const e of ai)for(const s in r[e]){const i=r[e][s],n=t[s]||(t[s]=[]);for(const e of i)!1===n.includes(e)&&n.push(e)}e=[];for(const r in t){const s=t[r],i=this._getBindGroup(r,s);e.push(i)}this.bindGroups=e}return e}sortBindingGroups(){const e=this.getBindings();e.sort((e,t)=>e.bindings[0].groupNode.order-t.bindings[0].groupNode.order);for(let t=0;t=0?`${Math.round(n)}u`:"0u";if("bool"===i)return n?"true":"false";if("color"===i)return`${this.getType("vec3")}( ${WN(n.r)}, ${WN(n.g)}, ${WN(n.b)} )`;const a=this.getTypeLength(i),o=this.getComponentType(i),u=e=>this.generateConst(o,e);if(2===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)} )`;if(3===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)} )`;if(4===a&&"mat2"!==i)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)}, ${u(n.w)} )`;if(a>=4&&n&&(n.isMatrix2||n.isMatrix3||n.isMatrix4))return`${this.getType(i)}( ${n.elements.map(u).join(", ")} )`;if(a>4)return`${this.getType(i)}()`;throw new Error(`NodeBuilder: Type '${i}' not found in generate constant attempt.`)}getType(e){return"color"===e?"vec3":e}hasGeometryAttribute(e){return this.geometry&&void 0!==this.geometry.getAttribute(e)}getAttribute(e,t){const r=this.attributes;for(const t of r)if(t.name===e)return t;const s=new mN(e,t);return this.registerDeclaration(s),r.push(s),s}getPropertyName(e){return e.name}isVector(e){return/vec\d/.test(e)}isMatrix(e){return/mat\d/.test(e)}isReference(e){return"void"===e||"property"===e||"sampler"===e||"samplerComparison"===e||"texture"===e||"cubeTexture"===e||"storageTexture"===e||"depthTexture"===e||"texture3D"===e}needsToWorkingColorSpace(){return!1}getComponentTypeFromTexture(e){const t=e.type;if(e.isDataTexture){if(t===R)return"int";if(t===S)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;let r=$s(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return $N.get(e.constructor)}isInteger(e){return/int|uint|(i|u)vec/.test(e)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const r=t.array,s=e.itemSize,i=e.normalized;let n;return e instanceof bt||!0===i||(n=this.getTypeFromArray(r)),this.getTypeFromLength(s,n)}getTypeLength(e){const t=this.getVectorType(e),r=/vec([2-4])/.exec(t);return null!==r?Number(r[1]):"float"===t||"bool"===t||"int"===t||"uint"===t?1:!0===/mat2/.test(e)?4:!0===/mat3/.test(e)?9:!0===/mat4/.test(e)?16:0}getVectorFromMatrix(e){return e.replace("mat","vec")}changeComponentType(e,t){return this.getTypeFromLength(this.getTypeLength(e),t)}getIntegerType(e){const t=this.getComponentType(e);return"int"===t||"uint"===t?e:this.changeComponentType(e,"int")}setActiveStack(e){this.activeStacks.push(e)}removeActiveStack(e){if(this.activeStacks[this.activeStacks.length-1]!==e)throw new Error("NodeBuilder: Invalid active stack removal.");this.activeStacks.pop()}getActiveStack(){return this.activeStacks[this.activeStacks.length-1]}getBaseStack(){return this.activeStacks[0]}addStack(){this.stack=Jy(this.stack);const e=hn();return this.stacks.push(e),cn(this.stack),this.stack}removeStack(){const e=this.stack;for(const t of e.nodes){this.getDataFromNode(t).stack=e}return this.stack=e.parent,cn(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,r=null){let s=(r=null===r?e.isGlobal(this)?this.globalCache:this.cache:r).getData(e);void 0===s&&(s={},r.setData(e,s)),void 0===s[t]&&(s[t]={});let i=s[t];const n=s.any?s.any.subBuilds:null,a=this.getClosestSubBuild(n);return a&&(void 0===i.subBuildsCache&&(i.subBuildsCache={}),i=i.subBuildsCache[a]||(i.subBuildsCache[a]={}),i.subBuilds=n),i}getNodeProperties(e,t="any"){const r=this.getDataFromNode(e,t);return r.properties||(r.properties={outputNode:null})}getBufferAttributeFromNode(e,t){const r=this.getDataFromNode(e,"vertex");let s=r.bufferAttribute;if(void 0===s){const i=this.uniforms.index++;s=new mN("nodeAttribute"+i,t,e),this.bufferAttributes.push(s),r.bufferAttribute=s}return s}getStructTypeNode(e,t=this.shaderStage){return this.types[t][e]||null}getStructTypeFromNode(e,t,r=null,s=this.shaderStage){const i=this.getDataFromNode(e,s,this.globalCache);let n=i.structType;if(void 0===n){const a=this.structs.index++;null===r&&(r="StructType"+a),n=new vN(r,t),this.structs[s].push(n),this.types[s][r]=e,i.structType=n}return n}getOutputStructTypeFromNode(e,t){const r=this.getStructTypeFromNode(e,t,"OutputType","fragment");return r.output=!0,r}getUniformFromNode(e,t,r=this.shaderStage,s=null){const i=this.getDataFromNode(e,r,this.globalCache);let n=i.uniform;if(void 0===n){const a=this.uniforms.index++;n=new fN(s||"nodeUniform"+a,t,e),this.uniforms[r].push(n),this.registerDeclaration(n),i.uniform=n}return n}getVarFromNode(e,t=null,r=e.getNodeType(this),s=this.shaderStage,i=!1){const n=this.getDataFromNode(e,s),a=this.getSubBuildProperty("variable",n.subBuilds);let o=n[a];if(void 0===o){const 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e=this.varyings,u=e.length;null===t&&(t="nodeVarying"+u),"varying"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds)),o=new bN(t,r,s,i),e.push(o),this.registerDeclaration(o),n[a]=o}return o}registerDeclaration(e){const t=this.shaderStage,r=this.declarations[t]||(this.declarations[t]={}),s=this.getPropertyName(e);let i=1,n=s;for(;void 0!==r[n];)n=s+"_"+i++;i>1&&(e.name=n,d(`TSL: Declaration name '${s}' of '${e.type}' already in use. Renamed to '${n}'.`)),r[n]=e}getCodeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e);let i=s.code;if(void 0===i){const e=this.codes[r]||(this.codes[r]=[]),n=e.length;i=new xN("nodeCode"+n,t),e.push(i),s.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:r,flowCodeBlock:s}=this.getDataFromNode(e);let i=!0,n=t;for(;n;){if(!0===s.get(n)){i=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(i)for(const e of r)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,r){const s=this.getDataFromNode(e),i=s.flowCodes||(s.flowCodes=[]),n=s.flowCodeBlock||(s.flowCodeBlock=new WeakMap);i.push(t),n.set(r,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return 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this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e){let t="";const r=this.vars[e];if(void 0!==r)for(const e of r)t+=`${this.getVar(e.type,e.name)}; `;return t}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}build(){const{object:e,material:t,renderer:r}=this;if(null!==t){let e=r.library.fromMaterial(t);null===e&&(o(`NodeMaterial: Material "${t.type}" is not compatible.`),e=new fg),e.build(this)}else this.addFlow("compute",e);for(const e of ni){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of ai){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}async buildAsync(){const{object:e,material:t,renderer:r}=this;if(null!==t){let e=r.library.fromMaterial(t);null===e&&(o(`NodeMaterial: Material "${t.type}" is not compatible.`),e=new fg),e.build(this)}else this.addFlow("compute",e);for(const e of ni){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of ai){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this);await xt()}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=zN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new FN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new LN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new PN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new DN(e);else if("color"===t)s=new UN(e);else if("mat2"===t)s=new IN(e);else if("mat3"===t)s=new ON(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new VN(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${Tt} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===Qs(this.object).useVelocity}}class qN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===ti.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===ti.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===ti.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===ti.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===ti.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===ti.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===ti.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===ti.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===ti.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class jN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}jN.isNodeFunctionInput=!0;class XN extends lv{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class KN extends lv{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:y_(this.light),lightColor:e}}}class QN extends lv{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=g_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=Na(new e).setGroup(Ta)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=cc.dot(s).mul(.5).add(.5),n=ou(r,t,i);e.context.irradiance.addAssign(n)}}class YN extends lv{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=Na(0).setGroup(Ta),this.penumbraCosNode=Na(0).setGroup(Ta),this.cutoffDistanceNode=Na(0).setGroup(Ta),this.decayExponentNode=Na(0).setGroup(Ta),this.colorNode=Na(this.color).setGroup(Ta)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return cu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=p_(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(y_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=dv({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Dl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class ZN extends YN{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);s=Dl(r,Tn(e,0),0).r}else s=super.getSpotAttenuation(t);return s}}class JN extends lv{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=Gl(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=uN(cc,this.lightProbe);e.context.irradiance.addAssign(t)}}const eS=dn(([e,t])=>{const r=e.abs().sub(t);return Po(jo(r,0)).add(qo(jo(r.x,r.y),0))});class tS extends YN{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=fn(0),r=this.penumbraCosNode,s=h_(this.light).mul(e.context.positionWorld||Yd);return pn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=eS(e.xy.sub(Tn(.5)),Tn(.5)),n=Da(-1,La(1,Mo(r)).sub(1));t.assign(lu(i.mul(-2).mul(n)))}),t}}const rS=new a,sS=new a;let iS=null;class nS extends lv{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=Na(new r).setGroup(Ta),this.halfWidth=Na(new r).setGroup(Ta),this.updateType=ti.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;sS.identity(),rS.copy(t.matrixWorld),rS.premultiply(r),sS.extractRotation(rS),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(sS),this.halfHeight.value.applyMatrix4(sS)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Dl(iS.LTC_FLOAT_1),r=Dl(iS.LTC_FLOAT_2)):(t=Dl(iS.LTC_HALF_1),r=Dl(iS.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:f_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){iS=e}}class aS{parseFunction(){d("Abstract function.")}}class oS{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}oS.isNodeFunction=!0;const uS=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,lS=/[a-z_0-9]+/gi,dS="#pragma main";class cS extends oS{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(dS),r=-1!==t?e.slice(t+12):e,s=r.match(uS);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=lS.exec(i));)n.push(a);const o=[];let u=0;for(;u{let r=this._createNodeBuilder(e,e.material);try{t?await r.buildAsync():r.build()}catch(s){r=this._createNodeBuilder(e,new fg),t?await r.buildAsync():r.build(),o("TSL: "+s)}return r})().then(e=>(s=this._createNodeBuilderState(e),i.set(n,s),s.usedTimes++,r.nodeBuilderState=s,s));{let t=this._createNodeBuilder(e,e.material);try{t.build()}catch(r){t=this._createNodeBuilder(e,new fg),t.build();let s=r.stackTrace;!s&&r.stack&&(s=new Us(r.stack)),o("TSL: "+r,s)}s=this._createNodeBuilderState(t),i.set(n,s)}}s.usedTimes++,r.nodeBuilderState=s}return s}getForRenderAsync(e){const t=this.getForRender(e,!0);return t.then?t:Promise.resolve(t)}getForRenderDeferred(e){const t=this.get(e);if(void 0!==t.nodeBuilderState)return t.nodeBuilderState;const r=this.getForRenderCacheKey(e),s=this.nodeBuilderCache.get(r);return void 0!==s?(s.usedTimes++,t.nodeBuilderState=s,s):(!0!==t.pendingBuild&&(t.pendingBuild=!0,this._buildQueue.push(()=>this.getForRenderAsync(e).then(()=>{t.pendingBuild=!1})),this._processBuildQueue()),null)}_processBuildQueue(){if(this._buildInProgress||0===this._buildQueue.length)return;this._buildInProgress=!0;this._buildQueue.shift()().then(()=>{this._buildInProgress=!1,this._processBuildQueue()})}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;void 0!==t&&(t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e)))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r}return r}_createNodeBuilderState(e){return new gN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){gS[0]=e,gS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(gS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&mS.push(t.getCacheKey(!0)),i&&mS.push(i.getCacheKey()),n&&mS.push(n.getCacheKey()),mS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),mS.push(this.renderer.shadowMap.enabled?1:0),mS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Vs(mS),this.callHashCache.set(gS,s),mS.length=0}return gS[0]=null,gS[1]=null,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===he||r.mapping===pe||r.mapping===we){if(e.backgroundBlurriness>0||r.mapping===we)return Lf(r);{let e;return e=!0===r.isCubeTexture?Mc(r):Dl(r),Bg(e)}}if(!0===r.isTexture)return Dl(r,Xl.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=Lc("color","color",r).setGroup(Ta),t=Lc("density","float",r).setGroup(Ta);return xT(e,yT(t))}if(r.isFog){const e=Lc("color","color",r).setGroup(Ta),t=Lc("near","float",r).setGroup(Ta),s=Lc("far","float",r).setGroup(Ta);return xT(e,fT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?Mc(r):!0===r.isTexture?Dl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}hasOutputChange(e){return pS.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?Dl(e,Xl).depth($l("gl_ViewID_OVR")).renderOutput(t.toneMapping,t.currentColorSpace):Dl(e,Xl).renderOutput(t.toneMapping,t.currentColorSpace);return pS.set(e,r),s}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new qN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const yS=new ot;class bS{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;ibl(e,i.toneMapping,i.outputColorSpace)}),CS.set(r,n))}else n=r;i.contextNode=n,i.setRenderTarget(t.renderTarget),t.rendercall(),i.contextNode=r}i.setRenderTarget(o),i._setXRLayerSize(a.x,a.y),this.isPresenting=n}getSession(){return this._session}async setSession(e){const t=this._renderer,r=t.backend;this._gl=t.getContext();const s=this._gl,i=s.getContextAttributes();if(this._session=e,null!==e){if(!0===r.isWebGPUBackend)throw new Error('THREE.XRManager: XR is currently not supported with a WebGPU backend. Use WebGL by passing "{ forceWebGL: true }" to the constructor of the renderer.');if(e.addEventListener("select",this._onSessionEvent),e.addEventListener("selectstart",this._onSessionEvent),e.addEventListener("selectend",this._onSessionEvent),e.addEventListener("squeeze",this._onSessionEvent),e.addEventListener("squeezestart",this._onSessionEvent),e.addEventListener("squeezeend",this._onSessionEvent),e.addEventListener("end",this._onSessionEnd),e.addEventListener("inputsourceschange",this._onInputSourcesChange),await r.makeXRCompatible(),this._currentPixelRatio=t.getPixelRatio(),t.getSize(this._currentSize),this._currentAnimationContext=t._animation.getContext(),this._currentAnimationLoop=t._animation.getAnimationLoop(),t._animation.stop(),!0===this._supportsLayers){let r=null,n=null,a=null;t.depth&&(a=t.stencil?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24,r=t.stencil?je:qe,n=t.stencil?Ye:S);const o={colorFormat:s.RGBA8,depthFormat:a,scaleFactor:this._framebufferScaleFactor,clearOnAccess:!1};this._useMultiviewIfPossible&&t.hasFeature("OVR_multiview2")&&(o.textureType="texture-array",this._useMultiview=!0),this._glBinding=this.getBinding();const u=this._glBinding.createProjectionLayer(o),l=[u];this._glProjLayer=u,t.setPixelRatio(1),t._setXRLayerSize(u.textureWidth,u.textureHeight);const d=this._useMultiview?2:1,c=new J(u.textureWidth,u.textureHeight,n,void 0,void 0,void 0,void 0,void 0,void 0,r,d);if(this._xrRenderTarget=new AS(u.textureWidth,u.textureHeight,{format:Ee,type:ke,colorSpace:t.outputColorSpace,depthTexture:c,stencilBuffer:t.stencil,samples:i.antialias?4:0,resolveDepthBuffer:!1===u.ignoreDepthValues,resolveStencilBuffer:!1===u.ignoreDepthValues,depth:this._useMultiview?2:1,multiview:this._useMultiview}),this._xrRenderTarget._hasExternalTextures=!0,this._xrRenderTarget.depth=this._useMultiview?2:1,this._sessionUsesLayers=e.enabledFeatures.includes("layers"),this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType()),this._sessionUsesLayers)for(const e of this._layers)e.plane.material=new ye({color:16777215,side:"cylinder"===e.type?L:Nt}),e.plane.material.blending=St,e.plane.material.blendEquation=st,e.plane.material.blendSrc=Rt,e.plane.material.blendDst=Rt,e.xrlayer=this._createXRLayer(e),l.unshift(e.xrlayer);e.updateRenderState({layers:l})}else{const r={antialias:t.currentSamples>0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new AS(i.framebufferWidth,i.framebufferHeight,{format:Ee,type:ke,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=-5&i.layers.mask,a.layers.mask=-3&i.layers.mask;const o=e.parent,u=i.cameras;BS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function DS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function US(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new fS(this,r),this._animation=new py(this,this._nodes,this.info),this._attributes=new Ry(r,this.info),this._background=new cN(this,this._nodes),this._geometries=new Cy(this._attributes,this.info),this._textures=new Ky(this,r,this.info),this._pipelines=new Uy(r,this._nodes,this.info),this._bindings=new Iy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new by(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new $y(this.lighting),this._bundles=new _S,this._renderContexts=new jy(this),this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._handleObjectFunction,u=this._compilationPromises;null===r&&(r=e);const l=!0===e.isScene?e:!0===r.isScene?r:OS,d=this.needsFrameBufferTarget&&null===this._renderTarget?this._getFrameBufferTarget():this._renderTarget||this._outputRenderTarget,c=this._renderContexts.get(d,this._mrt),h=this._activeMipmapLevel,p=[];this._currentRenderContext=c,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=p,s.renderId++,s.update(),c.depth=this.depth,c.stencil=this.stencil,c.clippingContext||(c.clippingContext=new bS),c.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,d);const g=this._renderLists.get(l,t);if(g.begin(),this._projectObject(e,t,0,g,c.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&g.pushLight(e)}),g.finish(),null!==d){this._textures.updateRenderTarget(d,h);const e=this._textures.get(d);c.textures=e.textures,c.depthTexture=e.depthTexture}else c.textures=null,c.depthTexture=null;r!==e?this._background.update(r,g,c):this._background.update(l,g,c);const m=g.opaque,f=g.transparent,y=g.transparentDoublePass,b=g.lightsNode;!0===this.opaque&&m.length>0&&this._renderObjects(m,t,l,b),!0===this.transparent&&f.length>0&&this._renderTransparents(f,y,t,l,b),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._handleObjectFunction=o,this._compilationPromises=u;for(const e of p){const t=this._objects.get(e.object,e.material,e.scene,e.camera,e.lightsNode,e.renderContext,e.clippingContext,e.passId);t.drawRange=e.object.geometry.drawRange,t.group=e.group,this._geometries.updateForRender(t),await this._nodes.getForRenderAsync(t),this._nodes.updateBefore(t),this._nodes.updateForRender(t),this._bindings.updateForRender(t);const r=[];this._pipelines.getForRender(t,r),r.length>0&&await Promise.all(r),this._nodes.updateAfter(t),await xt()}}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=Hd,t.modelNormalViewMatrix=qd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===Hd&&e.modelNormalViewMatrix===qd}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getOutputBufferType(){return this._outputBufferType}getColorBufferType(){return v('Renderer: ".getColorBufferType()" has been renamed to ".getOutputBufferType()".'),this.getOutputBufferType()}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i),u=this.backend.get(o);void 0===u.renderContexts&&(u.renderContexts=new Set);const l=s.version!==u.version,d=!1===u.renderContexts.has(a)||l;if(u.renderContexts.add(a),d){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t{u.removeEventListener("dispose",e),l.dispose(),this._frameBufferTargets.delete(u)};u.addEventListener("dispose",e),this._frameBufferTargets.set(u,l)}const d=this.getOutputRenderTarget();l.depthBuffer=a,l.stencilBuffer=o,null!==d?l.setSize(d.width,d.height,d.depth):l.setSize(i,n,1);const c=this._outputRenderTarget?this._outputRenderTarget.viewport:u._viewport,h=this._outputRenderTarget?this._outputRenderTarget.scissor:u._scissor,g=this._outputRenderTarget?1:u._pixelRatio,f=this._outputRenderTarget?this._outputRenderTarget.scissorTest:u._scissorTest;return l.viewport.copy(c),l.scissor.copy(h),l.viewport.multiplyScalar(g),l.scissor.multiplyScalar(g),l.scissorTest=f,l.multiview=null!==d&&d.multiview,l.resolveDepthBuffer=null===d||d.resolveDepthBuffer,l._autoAllocateDepthBuffer=null!==d&&d._autoAllocateDepthBuffer,l}_renderScene(e,t,r=!0){if(!0===this._isDeviceLost)return;const s=r?this._getFrameBufferTarget():null,i=this._nodes.nodeFrame,n=i.renderId,a=this._currentRenderContext,o=this._currentRenderObjectFunction,u=this._handleObjectFunction;this._callDepth++;const l=!0===e.isScene?e:OS,d=this._renderTarget||this._outputRenderTarget,c=this._activeCubeFace,h=this._activeMipmapLevel;let p;null!==s?(p=s,this.setRenderTarget(p)):p=d;const g=this._renderContexts.get(p,this._mrt,this._callDepth);this._currentRenderContext=g,this._currentRenderObjectFunction=this._renderObjectFunction||this.renderObject,this._handleObjectFunction=this._renderObjectDirect,this.info.calls++,this.info.render.calls++,this.info.render.frameCalls++,i.renderId=this.info.calls,this.backend.updateTimeStampUID(g),this.inspector.beginRender(this.backend.getTimestampUID(g),e,t,p);const m=this.xr;if(!1===m.isPresenting){let e=!1;if(!0===this.reversedDepthBuffer&&!0!==t.reversedDepth){if(t._reversedDepth=!0,t.isArrayCamera)for(const e of t.cameras)e._reversedDepth=!0;e=!0}const r=this.coordinateSystem;if(t.coordinateSystem!==r){if(t.coordinateSystem=r,t.isArrayCamera)for(const e of t.cameras)e.coordinateSystem=r;e=!0}if(!0===e&&(t.updateProjectionMatrix(),t.isArrayCamera))for(const e of t.cameras)e.updateProjectionMatrix()}!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0===m.enabled&&!0===m.isPresenting&&(!0===m.cameraAutoUpdate&&m.updateCamera(t),t=m.getCamera());const f=this._canvasTarget;let y=f._viewport,b=f._scissor,x=f._pixelRatio;null!==p&&(y=p.viewport,b=p.scissor,x=1),this.getDrawingBufferSize(VS),kS.set(0,0,VS.width,VS.height);const T=void 0===y.minDepth?0:y.minDepth,_=void 0===y.maxDepth?1:y.maxDepth;g.viewportValue.copy(y).multiplyScalar(x).floor(),g.viewportValue.width>>=h,g.viewportValue.height>>=h,g.viewportValue.minDepth=T,g.viewportValue.maxDepth=_,g.viewport=!1===g.viewportValue.equals(kS),g.scissorValue.copy(b).multiplyScalar(x).floor(),g.scissor=f._scissorTest&&!1===g.scissorValue.equals(kS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new bS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const v=t.isArrayCamera?zS:GS;t.isArrayCamera||($S.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix($S,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,g.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==p){this._textures.updateRenderTarget(p,h);const e=this._textures.get(p);g.textures=e.textures,g.depthTexture=e.depthTexture,g.width=e.width,g.height=e.height,g.renderTarget=p,g.depth=p.depthBuffer,g.stencil=p.stencilBuffer}else g.textures=null,g.depthTexture=null,g.width=VS.width,g.height=VS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=N.occlusionQueryCount,g.scissorValue.max(WS.set(0,0,0,0)),g.scissorValue.x+g.scissorValue.width>g.width&&(g.scissorValue.width=Math.max(g.width-g.scissorValue.x,0)),g.scissorValue.y+g.scissorValue.height>g.height&&(g.scissorValue.height=Math.max(g.height-g.scissorValue.y,0)),this._background.update(l,N,g),g.camera=t,this.backend.beginRender(g);const{bundles:S,lightsNode:R,transparentDoublePass:A,transparent:E,opaque:w}=N;return S.length>0&&this._renderBundles(S,l,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,l,R),!0===this.transparent&&E.length>0&&this._renderTransparents(E,A,t,l,R),this.backend.finishRender(g),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,this._handleObjectFunction=u,this._callDepth--,null!==s&&(this.setRenderTarget(d,c,h),this._renderOutput(p)),l.onAfterRender(this,e,t,p),this.inspector.finishRender(this.backend.getTimestampUID(g)),g}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._quad;this._nodes.hasOutputChange(e.texture)&&(t.material.fragmentNode=this._nodes.getOutputNode(e.texture),t.material.needsUpdate=!0);const r=this.autoClear,s=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderScene(t,t.camera,!1),this.autoClear=r,this.xr.enabled=s}getMaxAnisotropy(){return this.backend.capabilities.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e){return await this.backend.getArrayBufferAsync(e)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return!0===this.reversedDepthBuffer?1-this._clearDepth:this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.get(s),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer;const t=this.backend.getClearColor();i.clearColorValue.r=t.r,i.clearColorValue.g=t.g,i.clearColorValue.b=t.b,i.clearColorValue.a=t.a,i.clearDepthValue=this.getClearDepth(),i.clearStencilValue=this.getClearStencil(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel()}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){if(!0===this._initialized){this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose();for(const e of this._frameBufferTargets.keys())e.dispose();Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})}this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null);for(const e of this._frameBufferTargets.keys())e.dispose()}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}initRenderTarget(e){if(!1===this._initialized)throw new Error('Renderer: .initRenderTarget() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateRenderTarget(e);const t=this._textures.get(e),r=this._renderContexts.get(e);r.textures=t.textures,r.depthTexture=t.depthTexture,r.width=t.width,r.height=t.height,r.renderTarget=e,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,this.backend.initRenderTarget(r)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=WS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=WS.copy(t).floor()}else t=WS.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?zS:GS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&WS.setFromMatrixPosition(e.matrixWorld).applyMatrix4($S);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,WS.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?zS:GS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),WS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4($S)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=L;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=Nt;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=P}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n(t.not().discard(),e))(u)}}e.depthNode&&e.depthNode.isNode&&(l=e.depthNode),e.castShadowPositionNode&&e.castShadowPositionNode.isNode?o=e.castShadowPositionNode:e.positionNode&&e.positionNode.isNode&&(o=e.positionNode),r={version:t,colorNode:u,depthNode:l,positionNode:o},this._cacheShadowNodes.set(e,r)}return r}renderObject(e,t,r,s,i,n,a,o=null,u=null){let l,d,c,h,p=!1;if(e.onBeforeRender(this,t,r,s,i,n),!0===i.allowOverride&&null!==t.overrideMaterial){const e=t.overrideMaterial;if(p=!0,l=e.isNodeMaterial?e.colorNode:null,d=e.isNodeMaterial?e.depthNode:null,c=e.isNodeMaterial?e.positionNode:null,h=t.overrideMaterial.side,i.positionNode&&i.positionNode.isNode&&(e.positionNode=i.positionNode),e.alphaTest=i.alphaTest,e.alphaMap=i.alphaMap,e.transparent=i.transparent||i.transmission>0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);this.shadowMap.type===ht?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:HS[i.side],null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===P&&!1===i.forceSinglePass?(i.side=L,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=Nt,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=P):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}hasCompatibility(e){if(!1===this._initialized)throw new Error('Renderer: .hasCompatibility() called before the backend is initialized. Use "await renderer.init();" before using this method.');return this.backend.hasCompatibility(e)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);if(u.drawRange=e.geometry.drawRange,u.group=n,null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}const l=this._nodes.needsRefresh(u);l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),this._pipelines.isReady(u)&&(this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u))}_createObjectPipeline(e,t,r,s,i,n,a,o){if(null!==this._compilationPromises)return void this._compilationPromises.push({object:e,material:t,scene:r,camera:s,lightsNode:i,group:n,clippingContext:a,passId:o,renderContext:this._currentRenderContext});const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class jS{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}class XS extends jS{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return(e=this._buffer.byteLength)+(Sy-e%Sy)%Sy;var e}get buffer(){return this._buffer}update(){return!0}}class KS extends XS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let QS=0;class YS extends KS{constructor(e,t){super("UniformBuffer_"+QS++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get buffer(){return this.nodeUniform.value}}class ZS extends KS{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[],this._updateRangeCache=new Map}addUniformUpdateRange(e){const t=e.index;if(!0!==this._updateRangeCache.has(t)){const r=this.updateRanges,s={start:e.offset,count:e.itemSize};r.push(s),this._updateRangeCache.set(t,s)}}clearUpdateRanges(){this._updateRangeCache.clear(),super.clearUpdateRanges()}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r{this.generation=null,this.version=-1},this.texture=t,this.version=t?t.version:-1,this.generation=null,this.samplerKey="",this.isSampler=!0}set texture(e){this._texture!==e&&(this._texture&&this._texture.removeEventListener("dispose",this._onTextureDispose),this._texture=e,this.generation=null,this.version=-1,this._texture&&this._texture.addEventListener("dispose",this._onTextureDispose))}get texture(){return this._texture}update(){const{texture:e,version:t}=this;return t!==e.version&&(this.version=e.version,!0)}clone(){const e=super.clone();return e._texture=null,e._onTextureDispose=()=>{e.generation=null,e.version=-1},e.texture=this.texture,e}}let rR=0;class sR extends tR{constructor(e,t){super(e,t),this.id=rR++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class iR extends sR{constructor(e,t,r,s=null){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r,this.access=s}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class nR extends iR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class aR extends iR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const oR={bitcast_int_uint:new cT("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new cT("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},uR={textureDimensions:"textureSize",equals:"equal",bitcast_float_int:"floatBitsToInt",bitcast_int_float:"intBitsToFloat",bitcast_uint_float:"uintBitsToFloat",bitcast_float_uint:"floatBitsToUint",bitcast_uint_int:"tsl_bitcast_uint_to_int",bitcast_int_uint:"tsl_bitcast_int_to_uint",floatpack_snorm_2x16:"packSnorm2x16",floatpack_unorm_2x16:"packUnorm2x16",floatpack_float16_2x16:"packHalf2x16",floatunpack_snorm_2x16:"unpackSnorm2x16",floatunpack_unorm_2x16:"unpackUnorm2x16",floatunpack_float16_2x16:"unpackHalf2x16"},lR={low:"lowp",medium:"mediump",high:"highp"},dR={swizzleAssign:!0,storageBuffer:!1},cR={perspective:"smooth",linear:"noperspective"},hR={centroid:"centroid"},pR="\nprecision highp float;\nprecision highp int;\nprecision highp sampler2D;\nprecision highp sampler3D;\nprecision highp samplerCube;\nprecision highp sampler2DArray;\n\nprecision highp usampler2D;\nprecision highp usampler3D;\nprecision highp usamplerCube;\nprecision highp usampler2DArray;\n\nprecision highp isampler2D;\nprecision highp isampler3D;\nprecision highp isamplerCube;\nprecision highp isampler2DArray;\n\nprecision highp sampler2DShadow;\nprecision highp sampler2DArrayShadow;\nprecision highp samplerCubeShadow;\n";class gR extends HN{constructor(e,t){super(e,t,new hS),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=oR[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==oR[e]&&this._include(e),uR[e]||e}getBitcastMethod(e,t){return this.getMethod(`bitcast_${t}_${e}`)}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`${e} ? ${t} : ${r}`}getOutputStructName(){return""}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(this.getType(e.type)+" "+e.name);return`${this.getType(t.type)} ${t.name}( ${s.join(", ")} ) {\n\n\t${r.vars}\n\n${r.code}\n\treturn ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?He:We;2===s?n=i?Ft:W:3===s?n=i?Lt:Xe:4===s&&(n=i?Pt:Ee);const a={Float32Array:Q,Uint8Array:ke,Uint16Array:ze,Uint32Array:S,Int8Array:Ve,Int16Array:Ge,Int32Array:R,Uint8ClampedArray:ke},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?i:"";t=`${r.name} {\n\t${s} ${e.name}[${n}];\n};\n`}else{const t=e.groupNode.name;if(void 0===s[t]){const e=this.uniformGroups[t];if(void 0!==e){const r=[];for(const t of e.uniforms){const e=t.getType(),s=this.getVectorType(e),i=t.nodeUniform.node.precision;let n=`${s} ${t.name};`;null!==i&&(n=lR[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=lR[s]+" "+t),t="uniform "+t,r.push(t)}}let i="";for(const e in s){const t=s[e];i+=this._getGLSLUniformStruct(e,t.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${cR[s.interpolationType]||s.interpolationType} ${hR[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${cR[e.interpolationType]||e.interpolationType} ${hR[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":null}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=dR[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}dR[e]=t}return t}isFlipY(){return!0}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new iR(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new nR(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new aR(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new YS(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{let e=this.uniformGroups[o];void 0===e?(e=new eR(o,s),this.uniformGroups[o]=e,u.push(e)):-1===u.indexOf(e)&&u.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}}let mR=null,fR=null;class yR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[Dt.RENDER]:null,[Dt.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?Dt.COMPUTE:Dt.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getDrawingBufferSize(){return mR=mR||new t,this.renderer.getDrawingBufferSize(mR)}setScissorTest(){}getClearColor(){const e=this.renderer;return fR=fR||new Qy,e.getClearColor(fR),fR.getRGB(fR),fR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Ut(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${Tt} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}initRenderTarget(){}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let bR,xR,TR=0;class _R{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class vR{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:TR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new _R(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let RR,AR,ER,wR=!1;class CR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===wR&&(this._init(),wR=!0)}_init(){const e=this.gl;RR={[Gr]:e.REPEAT,[ve]:e.CLAMP_TO_EDGE,[kr]:e.MIRRORED_REPEAT},AR={[B]:e.NEAREST,[zr]:e.NEAREST_MIPMAP_NEAREST,[yt]:e.NEAREST_MIPMAP_LINEAR,[de]:e.LINEAR,[ft]:e.LINEAR_MIPMAP_NEAREST,[Z]:e.LINEAR_MIPMAP_LINEAR},ER={[qr]:e.NEVER,[Hr]:e.ALWAYS,[E]:e.LESS,[w]:e.LEQUAL,[Wr]:e.EQUAL,[M]:e.GEQUAL,[C]:e.GREATER,[$r]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i=!1){const{gl:n,extensions:a}=this;if(null!==e){if(void 0!==n[e])return n[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let o=t;if(t===n.RED&&(r===n.FLOAT&&(o=n.R32F),r===n.HALF_FLOAT&&(o=n.R16F),r===n.UNSIGNED_BYTE&&(o=n.R8),r===n.UNSIGNED_SHORT&&(o=n.R16),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RED_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.R8UI),r===n.UNSIGNED_SHORT&&(o=n.R16UI),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RG&&(r===n.FLOAT&&(o=n.RG32F),r===n.HALF_FLOAT&&(o=n.RG16F),r===n.UNSIGNED_BYTE&&(o=n.RG8),r===n.UNSIGNED_SHORT&&(o=n.RG16),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RG_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RG8UI),r===n.UNSIGNED_SHORT&&(o=n.RG16UI),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RGB){const e=i?jr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGB32F),r===n.HALF_FLOAT&&(o=n.RGB16F),r===n.UNSIGNED_BYTE&&(o=n.RGB8),r===n.UNSIGNED_SHORT&&(o=n.RGB16),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8:n.RGB8),r===n.UNSIGNED_SHORT_5_6_5&&(o=n.RGB565),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGB4),r===n.UNSIGNED_INT_5_9_9_9_REV&&(o=n.RGB9_E5),r===n.UNSIGNED_INT_10F_11F_11F_REV&&(o=n.R11F_G11F_B10F)}if(t===n.RGB_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGB8UI),r===n.UNSIGNED_SHORT&&(o=n.RGB16UI),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I)),t===n.RGBA){const e=i?jr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGBA32F),r===n.HALF_FLOAT&&(o=n.RGBA16F),r===n.UNSIGNED_BYTE&&(o=n.RGBA8),r===n.UNSIGNED_SHORT&&(o=n.RGBA16),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8_ALPHA8:n.RGBA8),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGBA4),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1)}return t===n.RGBA_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGBA8UI),r===n.UNSIGNED_SHORT&&(o=n.RGBA16UI),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I)),t===n.DEPTH_COMPONENT&&(r===n.UNSIGNED_SHORT&&(o=n.DEPTH_COMPONENT16),r===n.UNSIGNED_INT&&(o=n.DEPTH_COMPONENT24),r===n.FLOAT&&(o=n.DEPTH_COMPONENT32F)),t===n.DEPTH_STENCIL&&r===n.UNSIGNED_INT_24_8&&(o=n.DEPTH24_STENCIL8),o!==n.R16F&&o!==n.R32F&&o!==n.RG16F&&o!==n.RG32F&&o!==n.RGBA16F&&o!==n.RGBA32F||a.get("EXT_color_buffer_float"),o}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,n=p.getPrimaries(p.workingColorSpace),a=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),o=t.colorSpace===T||n===a?r.NONE:r.BROWSER_DEFAULT_WEBGL;r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),r.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),r.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,o),r.texParameteri(e,r.TEXTURE_WRAP_S,RR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,RR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,RR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,AR[t.magFilter]);const u=void 0!==t.mipmaps&&t.mipmaps.length>0,l=t.minFilter===de&&u?Z:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,AR[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,ER[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===B)return;if(t.minFilter!==yt&&t.minFilter!==Z)return;if(t.type===Q&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.capabilities.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{textureGPU:i,glTextureType:n,glFormat:a,glType:o}=s.get(t),{width:u,height:l}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(n,i),r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(n,0,0,0,u,l,a,o,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=Xr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();a.state.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),a.state.bindFramebuffer(o.READ_FRAMEBUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function MR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class BR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class FR{constructor(e){this.backend=e,this.maxAnisotropy=null,this.maxUniformBlockSize=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}getUniformBufferLimit(){if(null!==this.maxUniformBlockSize)return this.maxUniformBlockSize;const e=this.backend.gl;return this.maxUniformBlockSize=e.getParameter(e.MAX_UNIFORM_BLOCK_SIZE),this.maxUniformBlockSize}}const LR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class PR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGLTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class IR extends yR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new BR(this),this.capabilities=new FR(this),this.attributeUtils=new vR(this),this.textureUtils=new CR(this),this.bufferRenderer=new PR(this),this.state=new NR(this),this.utils=new SR(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.extensions.get("EXT_clip_control"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed"),t.reversedDepthBuffer&&(this.extensions.has("EXT_clip_control")?e.reversedDepthBuffer=!0:(d("WebGPURenderer: Unable to use reversed depth buffer due to missing EXT_clip_control extension. Fallback to default depth buffer."),e.reversedDepthBuffer=!1)),e.reversedDepthBuffer&&this.state.setReversedDepth(!0)}get coordinateSystem(){return c}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new UR(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor)this.updateScissor(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.scissor(0,0,e,r)}this.initTimestampQuery(Dt.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t1?t.renderInstances(r,s,i):t.render(r,s)}draw(e){const{object:t,pipeline:r,material:s,context:i,hardwareClippingPlanes:n}=e,{programGPU:a}=this.get(r),{gl:o,state:u}=this,l=this.get(i),d=e.getDrawParameters();if(null===d)return;this._bindUniforms(e.getBindings());const c=t.isMesh&&t.matrixWorld.determinant()<0;u.setMaterial(s,c,n),null!==i.mrt&&null!==i.textures&&u.setMRTBlending(i.textures,i.mrt,s),u.useProgram(a);const h=e.getAttributes(),p=this.get(h);let g=p.vaoGPU;if(void 0===g){const e=this._getVaoKey(h);g=this.vaoCache[e],void 0===g&&(g=this._createVao(h),this.vaoCache[e]=g,p.vaoGPU=g)}const m=e.getIndex(),f=null!==m?this.get(m).bufferGPU:null;u.setVertexState(g,f);const y=l.lastOcclusionObject;if(y!==t&&void 0!==y){if(null!==y&&!0===y.occlusionTest&&(o.endQuery(o.ANY_SAMPLES_PASSED),l.occlusionQueryIndex++),!0===t.occlusionTest){const e=o.createQuery();o.beginQuery(o.ANY_SAMPLES_PASSED,e),l.occlusionQueries[l.occlusionQueryIndex]=e,l.occlusionQueryObjects[l.occlusionQueryIndex]=t}l.lastOcclusionObject=t}const b=this.bufferRenderer;t.isPoints?b.mode=o.POINTS:t.isLineSegments?b.mode=o.LINES:t.isLine?b.mode=o.LINE_STRIP:t.isLineLoop?b.mode=o.LINE_LOOP:!0===s.wireframe?(u.setLineWidth(s.wireframeLinewidth*this.renderer.getPixelRatio()),b.mode=o.LINES):b.mode=o.TRIANGLES;const{vertexCount:x,instanceCount:T}=d;let{firstVertex:_}=d;if(b.object=t,null!==m){_*=m.array.BYTES_PER_ELEMENT;const e=this.get(m);b.index=m.count,b.type=e.type}else b.index=0;if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("THREE.WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n,pipeline:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;eLR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=qy(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const OR="point-list",VR="line-list",kR="line-strip",GR="triangle-list",zR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},$R="never",WR="less",HR="equal",qR="less-equal",jR="greater",XR="not-equal",KR="greater-equal",QR="always",YR="store",ZR="load",JR="clear",eA="ccw",tA="cw",rA="none",sA="back",iA="uint16",nA="uint32",aA="r8unorm",oA="r8snorm",uA="r8uint",lA="r8sint",dA="r16uint",cA="r16sint",hA="r16float",pA="rg8unorm",gA="rg8snorm",mA="rg8uint",fA="rg8sint",yA="r32uint",bA="r32sint",xA="r32float",TA="rg16uint",_A="rg16sint",vA="rg16float",NA="rgba8unorm",SA="rgba8unorm-srgb",RA="rgba8snorm",AA="rgba8uint",EA="rgba8sint",wA="bgra8unorm",CA="bgra8unorm-srgb",MA="rgb9e5ufloat",BA="rgb10a2unorm",FA="rg11b10ufloat",LA="rg32uint",PA="rg32sint",DA="rg32float",UA="rgba16uint",IA="rgba16sint",OA="rgba16float",VA="rgba32uint",kA="rgba32sint",GA="rgba32float",zA="depth16unorm",$A="depth24plus",WA="depth24plus-stencil8",HA="depth32float",qA="depth32float-stencil8",jA="bc1-rgba-unorm",XA="bc1-rgba-unorm-srgb",KA="bc2-rgba-unorm",QA="bc2-rgba-unorm-srgb",YA="bc3-rgba-unorm",ZA="bc3-rgba-unorm-srgb",JA="bc4-r-unorm",eE="bc4-r-snorm",tE="bc5-rg-unorm",rE="bc5-rg-snorm",sE="bc6h-rgb-ufloat",iE="bc6h-rgb-float",nE="bc7-rgba-unorm",aE="bc7-rgba-unorm-srgb",oE="etc2-rgb8unorm",uE="etc2-rgb8unorm-srgb",lE="etc2-rgb8a1unorm",dE="etc2-rgb8a1unorm-srgb",cE="etc2-rgba8unorm",hE="etc2-rgba8unorm-srgb",pE="eac-r11unorm",gE="eac-r11snorm",mE="eac-rg11unorm",fE="eac-rg11snorm",yE="astc-4x4-unorm",bE="astc-4x4-unorm-srgb",xE="astc-5x4-unorm",TE="astc-5x4-unorm-srgb",_E="astc-5x5-unorm",vE="astc-5x5-unorm-srgb",NE="astc-6x5-unorm",SE="astc-6x5-unorm-srgb",RE="astc-6x6-unorm",AE="astc-6x6-unorm-srgb",EE="astc-8x5-unorm",wE="astc-8x5-unorm-srgb",CE="astc-8x6-unorm",ME="astc-8x6-unorm-srgb",BE="astc-8x8-unorm",FE="astc-8x8-unorm-srgb",LE="astc-10x5-unorm",PE="astc-10x5-unorm-srgb",DE="astc-10x6-unorm",UE="astc-10x6-unorm-srgb",IE="astc-10x8-unorm",OE="astc-10x8-unorm-srgb",VE="astc-10x10-unorm",kE="astc-10x10-unorm-srgb",GE="astc-12x10-unorm",zE="astc-12x10-unorm-srgb",$E="astc-12x12-unorm",WE="astc-12x12-unorm-srgb",HE="clamp-to-edge",qE="repeat",jE="mirror-repeat",XE="linear",KE="nearest",QE="zero",YE="one",ZE="src",JE="one-minus-src",ew="src-alpha",tw="one-minus-src-alpha",rw="dst",sw="one-minus-dst",iw="dst-alpha",nw="one-minus-dst-alpha",aw="src-alpha-saturated",ow="constant",uw="one-minus-constant",lw="add",dw="subtract",cw="reverse-subtract",hw="min",pw="max",gw=0,mw=15,fw="keep",yw="zero",bw="replace",xw="invert",Tw="increment-clamp",_w="decrement-clamp",vw="increment-wrap",Nw="decrement-wrap",Sw="storage",Rw="read-only-storage",Aw="write-only",Ew="read-only",ww="read-write",Cw="non-filtering",Mw="comparison",Bw="float",Fw="unfilterable-float",Lw="depth",Pw="sint",Dw="uint",Uw="2d",Iw="3d",Ow="2d",Vw="2d-array",kw="cube",Gw="3d",zw="all",$w="vertex",Ww="instance",Hw={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},qw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class jw extends tR{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class Xw extends XS{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let Kw=0;class Qw extends Xw{constructor(e,t){super("StorageBuffer_"+Kw++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:si.READ_WRITE,this.groupNode=t}get attribute(){return this.nodeUniform.value}get buffer(){return this.nodeUniform.value.array}}class Yw extends xy{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:XE}),this.flipYSampler=e.createSampler({minFilter:KE}),this.flipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST}),e.queue.writeBuffer(this.flipUniformBuffer,0,new Uint32Array([1])),this.noFlipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM}),this.transferPipelines={},this.mipmapShaderModule=e.createShaderModule({label:"mipmap",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4f,\n\t@location( 0 ) vTex : vec2f,\n\t@location( 1 ) @interpolate(flat, either) vBaseArrayLayer: u32,\n};\n\n@group( 0 ) @binding ( 2 )\nvar flipY: u32;\n\n@vertex\nfn mainVS(\n\t\t@builtin( vertex_index ) vertexIndex : u32,\n\t\t@builtin( instance_index ) instanceIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array(\n\t\tvec2f( -1, -1 ),\n\t\tvec2f( -1, 3 ),\n\t\tvec2f( 3, -1 ),\n\t);\n\n\tlet p = pos[ vertexIndex ];\n\tlet mult = select( vec2f( 0.5, -0.5 ), vec2f( 0.5, 0.5 ), flipY != 0 );\n\tVarys.vTex = p * mult + vec2f( 0.5 );\n\tVarys.Position = vec4f( p, 0, 1 );\n\tVarys.vBaseArrayLayer = instanceIndex;\n\n\treturn Varys;\n\n}\n\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img2d : texture_2d;\n\n@fragment\nfn main_2d( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2d, imgSampler, Varys.vTex );\n\n}\n\n@group( 0 ) @binding( 1 )\nvar img2dArray : texture_2d_array;\n\n@fragment\nfn main_2d_array( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2dArray, imgSampler, Varys.vTex, Varys.vBaseArrayLayer );\n\n}\n\nconst faceMat = array(\n mat3x3f( 0, 0, -2, 0, -2, 0, 1, 1, 1 ), // pos-x\n mat3x3f( 0, 0, 2, 0, -2, 0, -1, 1, -1 ), // neg-x\n mat3x3f( 2, 0, 0, 0, 0, 2, -1, 1, -1 ), // pos-y\n mat3x3f( 2, 0, 0, 0, 0, -2, -1, -1, 1 ), // neg-y\n mat3x3f( 2, 0, 0, 0, -2, 0, -1, 1, 1 ), // pos-z\n mat3x3f( -2, 0, 0, 0, -2, 0, 1, 1, -1 ), // neg-z\n);\n\n@group( 0 ) @binding( 1 )\nvar imgCube : texture_cube;\n\n@fragment\nfn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( imgCube, imgSampler, faceMat[ Varys.vBaseArrayLayer ] * vec3f( fract( Varys.vTex ), 1 ) );\n\n}\n"})}getTransferPipeline(e,t){const r=`${e}-${t=t||"2d-array"}`;let s=this.transferPipelines[r];return void 0===s&&(s=this.device.createRenderPipeline({label:`mipmap-${e}-${t}`,vertex:{module:this.mipmapShaderModule},fragment:{module:this.mipmapShaderModule,entryPoint:`main_${t.replace("-","_")}`,targets:[{format:e}]},layout:"auto"}),this.transferPipelines[r]=s),s}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.device.createTexture({size:{width:i,height:n},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),o=this.getTransferPipeline(s,e.textureBindingViewDimension),u=this.getTransferPipeline(s,a.textureBindingViewDimension),l=this.device.createCommandEncoder({}),d=(e,t,r,s,i,n)=>{const a=e.getBindGroupLayout(0),o=this.device.createBindGroup({layout:a,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t.createView({dimension:t.textureBindingViewDimension||"2d-array",baseMipLevel:0,mipLevelCount:1})},{binding:2,resource:{buffer:n?this.flipUniformBuffer:this.noFlipUniformBuffer}}]}),u=l.beginRenderPass({colorAttachments:[{view:s.createView({dimension:"2d",baseMipLevel:0,mipLevelCount:1,baseArrayLayer:i,arrayLayerCount:1}),loadOp:JR,storeOp:YR}]});u.setPipeline(e),u.setBindGroup(0,o),u.draw(3,1,0,r),u.end()};d(o,e,r,a,0,!1),d(u,a,0,e,r,!0),this.device.queue.submit([l.finish()]),a.destroy()}generateMipmaps(e,t=null){const r=this.get(e),s=r.layers||this._mipmapCreateBundles(e),i=t||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(i,s),null===t&&this.device.queue.submit([i.finish()]),r.layers=s}_mipmapCreateBundles(e){const t=e.textureBindingViewDimension||"2d-array",r=this.getTransferPipeline(e.format,t),s=r.getBindGroupLayout(0),i=[];for(let n=1;n0)for(let t=0,n=s.length;t0){for(const s of e.layerUpdates)this._copyBufferToTexture(t.image,r.texture,i,s,e.flipY,s);e.clearLayerUpdates()}else for(let s=0;s0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;try{o.queue.copyExternalImageToTexture({source:e,flipY:i},{texture:t,mipLevel:a,origin:{x:0,y:0,z:s},premultipliedAlpha:n},{width:u,height:l,depthOrArrayLayers:1})}catch(e){}}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new Yw(this.backend.device)),e}_generateMipmaps(e,t=null){this._getPassUtils().generateMipmaps(e,t)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;o.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:s}},u,{offset:e.width*e.height*l*n,bytesPerRow:d},{width:e.width,height:e.height,depthOrArrayLayers:1}),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r){const s=this.backend.device,i=this._getBlockData(r.format),n=r.size.depthOrArrayLayers>1;for(let a=0;a]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,sC=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,iC={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class nC extends oS{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(rC);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=sC.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class aC extends aS{parseFunction(e){return new nC(e)}}const oC={[si.READ_ONLY]:"read",[si.WRITE_ONLY]:"write",[si.READ_WRITE]:"read_write"},uC={[Gr]:"repeat",[ve]:"clamp",[kr]:"mirror"},lC={vertex:zR.VERTEX,fragment:zR.FRAGMENT,compute:zR.COMPUTE},dC={instance:!0,swizzleAssign:!1,storageBuffer:!0},cC={"^^":"tsl_xor"},hC={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},pC={},gC={tsl_xor:new cT("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new cT("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new cT("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new cT("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new cT("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new cT("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new cT("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new cT("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new cT("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new cT("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new cT("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new cT("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new cT("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n"),biquadraticTextureArray:new cT("\nfn tsl_biquadraticTexture_array( map : texture_2d_array, coord : vec2f, iRes : vec2u, layer : u32, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, layer, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, layer, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},mC={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let fC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(fC+="diagnostic( off, derivative_uniformity );\n");class yC extends HN{constructor(e,t){super(e,t,new aC),this.uniformGroups={},this.uniformGroupsBindings={},this.builtins={},this.directives={},this.scopedArrays=new Map}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${uC[e.wrapS]}S_${uC[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=pC[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Gr?(s.push(gC.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===ve?(s.push(gC.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===kr?(s.push(gC.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",pC[t]=r=new cT(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.globalCache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new wu(new gl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new wu(new gl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new wu(new gl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u",n){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${o}`),n?(this._include("biquadraticTextureArray"),`tsl_biquadraticTexture_array( ${t}, ${a}( ${r} ), ${o}, u32( ${n} ), u32( ${i} ) )`):(this._include("biquadraticTexture"),`tsl_biquadraticTexture( ${t}, ${a}( ${r} ), ${o}, u32( ${i} ) )`)}generateTextureLod(e,t,r,s,i,n="0u"){if(!0===e.isCubeTexture){i&&(r=`${r} + vec3(${i})`);return`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${e.isDepthTexture?"u32":"f32"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);return r=`${u}( clamp( floor( ${a}( ${r} ) * ${u}( ${o} ) ), ${`${u}( 0 )`}, ${`${u}( ${o} - ${"vec3"===u?"vec3( 1, 1, 1 )":"vec2( 1, 1 )"} )`} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateStorageTextureLoad(e,t,r,s,i,n){let a;return n&&(r=`${r} + ${n}`),a=i?`textureLoad( ${t}, ${r}, ${i} )`:`textureLoad( ${t}, ${r} )`,a}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction&&this.renderer.hasCompatibility(A.TEXTURE_COMPARE)}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&e.type===Q||!1===this.isSampleCompare(e)&&e.minFilter===B&&e.magFilter===B||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]} )`:n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=cC[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),si.READ_WRITE):si.READ_ONLY:e.access}getStorageAccess(e,t){return oC[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);"texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new aR(i.name,i.node,o,n):new iR(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new nR(i.name,i.node,o,n):"texture3D"===t&&(s=new aR(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(lC[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new jw(`${i.name}_sampler`,i.node,o);e.setVisibility(lC[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?YS:Qw)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|lC[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e&&(e=new eR(u,o),e.setVisibility(zR.VERTEX|zR.FRAGMENT|zR.COMPUTE),this.uniformGroups[u]=e),-1===l.indexOf(e)&&l.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null){let s=`var ${t} : `;return s+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),s}getVars(e){const t=[],r=this.vars[e];if(void 0!==r)for(const e of r)t.push(`\t${this.getVar(e.type,e.name,e.count)};`);return`\n${t.join("\n")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","builtinClipSpace","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];for(let i=0;ir.value.itemSize;return s&&!i}getUniforms(e){const t=this.uniforms[e],r=[],s=[],i=[],n={};for(const i of t){const t=i.groupNode.name,a=this.bindingsIndexes[t];if("texture"===i.type||"cubeTexture"===i.type||"cubeDepthTexture"===i.type||"storageTexture"===i.type||"texture3D"===i.type){const t=i.node.value;let s;(!0===t.isCubeTexture||!1===this.isUnfilterable(t)&&!0!==i.node.isStorageTextureNode)&&(this.isSampleCompare(t)?r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler_comparison;`):r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler;`));let n="";const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(t);if(o>1&&(n="_multisampled"),!0===t.isCubeTexture&&!0===t.isDepthTexture)s="texture_depth_cube";else if(!0===t.isCubeTexture)s="texture_cube";else if(!0===t.isDepthTexture)s=this.renderer.backend.compatibilityMode&&null===t.compareFunction?`texture${n}_2d`:`texture_depth${n}_2d${!0===t.isArrayTexture?"_array":""}`;else if(!0===i.node.isStorageTextureNode){const r=tC(t),n=this.getStorageAccess(i.node,e),a=i.node.value.is3DTexture,o=i.node.value.isArrayTexture;s=`texture_storage_${a?"3d":"2d"+(o?"_array":"")}<${r}, ${n}>`}else if(!0===t.isArrayTexture||!0===t.isDataArrayTexture||!0===t.isCompressedArrayTexture)s="texture_2d_array";else if(!0===t.is3DTexture||!0===t.isData3DTexture)s="texture_3d";else{s=`texture${n}_2d<${this.getComponentTypeFromTexture(t).charAt(0)}32>`}r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name} : ${s};`)}else if("buffer"===i.type||"storageBuffer"===i.type||"indirectStorageBuffer"===i.type){const t=i.node,r=this.getType(t.getNodeType(this)),n=t.bufferCount,o=n>0&&"buffer"===i.type?", "+n:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(i))s.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var<${u}> ${i.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${o} >`;s.push(this._getWGSLStructBinding(i.name,e,u,a.binding++,a.group))}}else{const e=i.groupNode.name;if(void 0===n[e]){const t=this.uniformGroups[e];if(void 0!==t){const r=[];for(const e of t.uniforms){const t=e.getType(),s=this.getType(this.getVectorType(t));r.push(`\t${e.name} : ${s}`)}let s=this.uniformGroupsBindings[e];void 0===s&&(s={index:a.binding++,id:a.group},this.uniformGroupsBindings[e]=s),n[e]={index:s.index,id:s.id,snippets:r}}}}}for(const e in n){const t=n[e];i.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}return[...r,...s,...i].join("\n")}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=e[t];r.uniforms=this.getUniforms(t),r.attributes=this.getAttributes(t),r.varyings=this.getVaryings(t),r.structs=this.getStructs(t),r.vars=this.getVars(t),r.codes=this.getCodes(t),r.directives=this.getDirectives(t),r.scopedArrays=this.getScopedArrays(t);let s="// code\n\n";s+=this.flowCode[t];const i=this.flowNodes[t],n=i[i.length-1],a=n.outputNode,o=void 0!==a&&!0===a.isOutputStructNode;for(const e of i){const i=this.getFlowData(e),u=e.name;if(u&&(s.length>0&&(s+="\n"),s+=`\t// flow -> ${u}\n`),s+=`${i.code}\n\t`,e===n&&"compute"!==t)if(s+="// result\n\n\t","vertex"===t)s+=`varyings.builtinClipSpace = ${i.result};`;else if("fragment"===t)if(o)r.returnType=a.getNodeType(this),r.structs+="var output : "+r.returnType+";",s+=`return ${i.result};`;else{let e="\t@location(0) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),r.returnType="OutputStruct",r.structs+=this._getWGSLStruct("OutputStruct",e),r.structs+="\nvar output : OutputStruct;",s+=`output.color = ${i.result};\n\n\treturn output;`}}r.flow=s}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return hC[e]||e}isAvailable(e){let t=dC[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),dC[e]=t),t}_getWGSLMethod(e){return void 0!==gC[e]&&this._include(e),mC[e]}_include(e){const t=gC[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${fC}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}class bC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?WA:$A),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?OR:e.isLineSegments||e.isMesh&&!0===t.wireframe?VR:e.isLine?kR:e.isMesh?GR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===ke)return wA;if(e===_e)return OA;throw new Error("Unsupported output buffer type.")}}const xC=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&xC.set(Float16Array,["float16"]);const TC=new Map([[bt,["float16"]]]),_C=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class vC{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e0&&(void 0===n.groups&&(n.groups=[],n.versions=[]),n.versions[r]===s&&(o=n.groups[r])),void 0===o&&(o=this.createBindGroup(e,a),r>0&&(n.groups[r]=o,n.versions[r]=s)),n.group=o}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const e=Kr(s),t=e?1:s.BYTES_PER_ELEMENT;for(let a=0,o=n.length;a1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,a=e[i],void 0===a){const n=zw;let o;o=t.isSampledCubeTexture?kw:t.isSampledTexture3D?Gw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Vw:Ow,a=e[i]=e.texture.createView({aspect:n,dimension:o,mipLevelCount:r,baseMipLevel:s})}}n.push({binding:i,resource:a})}else if(t.isSampler){const e=r.get(t.texture);n.push({binding:i,resource:e.sampler})}i++}return s.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:n})}_createLayoutEntries(e){const t=[];let r=0;for(const s of e.bindings){const e=this.backend,i={binding:r,visibility:s.visibility};if(s.isUniformBuffer||s.isStorageBuffer){const e={};s.isStorageBuffer&&(s.visibility&zR.COMPUTE&&(s.access===si.READ_WRITE||s.access===si.WRITE_ONLY)?e.type=Sw:e.type=Rw),i.buffer=e}else if(s.isSampledTexture&&s.store){const e={};e.format=this.backend.get(s.texture).texture.format;const t=s.access;e.access=t===si.READ_WRITE?ww:t===si.WRITE_ONLY?Aw:Ew,s.texture.isArrayTexture?e.viewDimension=Vw:s.texture.is3DTexture&&(e.viewDimension=Gw),i.storageTexture=e}else if(s.isSampledTexture){const t={},{primarySamples:r}=e.utils.getTextureSampleData(s.texture);if(r>1&&(t.multisampled=!0,s.texture.isDepthTexture||(t.sampleType=Fw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=Fw:t.sampleType=Lw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture||s.texture.isStorageTexture){const e=s.texture.type;e===R?t.sampleType=Pw:e===S?t.sampleType=Dw:e===Q&&(this.backend.hasFeature("float32-filterable")?t.sampleType=Bw:t.sampleType=Fw)}s.isSampledCubeTexture?t.viewDimension=kw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Vw:s.isSampledTexture3D&&(t.viewDimension=Gw),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&e.hasCompatibility(A.TEXTURE_COMPARE)?t.type=Mw:t.type=Cw),i.sampler=t}else o(`WebGPUBindingUtils: Unsupported binding "${s}".`);t.push(i),r++}return t}deleteBindGroupData(e){const{backend:t}=this,r=t.get(e);r.layout&&(r.layout.usedTimes--,0===r.layout.usedTimes&&this._bindGroupLayoutCache.delete(r.layoutKey),r.layout=void 0,r.layoutKey=void 0)}dispose(){this._bindGroupLayoutCache.clear()}}class RC{constructor(e){this.backend=e}getMaxAnisotropy(){return 16}getUniformBufferLimit(){return this.backend.device.limits.maxUniformBufferBindingSize}}class AC{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t),{layoutGPU:r}=e.layout;p.push(r)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===se||s.blending===et&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures,r=e.context.mrt;for(let e=0;e1},layout:d.createPipelineLayout({bindGroupLayouts:p})},E={},w=e.context.depth,C=e.context.stencil;if(!0!==w&&!0!==C||(!0===w&&(E.format=S,E.depthWriteEnabled=s.depthWrite,E.depthCompare=N),!0===C&&(E.stencilFront=f,E.stencilBack=f,E.stencilReadMask=s.stencilFuncMask,E.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&(E.depthBias=s.polygonOffsetUnits,E.depthBiasSlopeScale=s.polygonOffsetFactor,E.depthBiasClamp=0),A.depthStencil=E),d.pushErrorScope("validation"),null===t)h.pipeline=d.createRenderPipeline(A),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(e.message))});else{const e=new Promise(async e=>{try{h.pipeline=await d.createRenderPipelineAsync(A)}catch(e){}const t=await d.popErrorScope();null!==t&&(h.error=!0,o(t.message)),e()});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a={label:t,colorFormats:s.getCurrentColorFormats(e),depthStencilFormat:n,sampleCount:this._getSampleCount(e)};return i.createRenderBundleEncoder(a)}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e),{layoutGPU:s}=t.layout;a.push(s)}n.pipeline=s.createComputePipeline({compute:i,layout:s.createPipelineLayout({bindGroupLayouts:a})})}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===St){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:lw},r={srcFactor:i,dstFactor:n,operation:lw}};if(e.premultipliedAlpha)switch(s){case et:i(YE,tw,YE,tw);break;case Zt:i(YE,YE,YE,YE);break;case Yt:i(QE,JE,QE,YE);break;case Qt:i(rw,tw,QE,YE)}else switch(s){case et:i(ew,tw,YE,tw);break;case Zt:i(ew,YE,YE,YE);break;case Yt:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case Qt:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case Rt:t=QE;break;case qt:t=YE;break;case Ht:t=ZE;break;case Gt:t=JE;break;case tt:t=ew;break;case rt:t=tw;break;case $t:t=rw;break;case kt:t=sw;break;case zt:t=iw;break;case Vt:t=nw;break;case Wt:t=aw;break;case 211:t=ow;break;case 212:t=uw;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case ss:t=$R;break;case rs:t=QR;break;case ts:t=WR;break;case es:t=qR;break;case Jr:t=HR;break;case Zr:t=KR;break;case Yr:t=jR;break;case Qr:t=XR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case cs:t=fw;break;case ds:t=yw;break;case ls:t=bw;break;case us:t=xw;break;case os:t=Tw;break;case as:t=_w;break;case ns:t=vw;break;case is:t=Nw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case st:t=lw;break;case Ot:t=dw;break;case It:t=cw;break;case ps:t=hw;break;case hs:t=pw;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?iA:nA);let n=r.side===L;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?tA:eA,s.cullMode=r.side===P?rA:sA,s}_getColorWriteMask(e){return!0===e.colorWrite?mw:gw}_getDepthCompare(e){let t;if(!1===e.depthTest)t=QR;else{const r=this.backend.parameters.reversedDepthBuffer?or[e.depthFunc]:e.depthFunc;switch(r){case ar:t=$R;break;case nr:t=QR;break;case ir:t=WR;break;case sr:t=qR;break;case rr:t=HR;break;case tr:t=KR;break;case er:t=jR;break;case Jt:t=XR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class EC extends DR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${t}`});const s=8*this.maxQueries;this.resolveBuffer=this.device.createBuffer({label:`buffer_timestamp_resolve_${t}`,size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.resultBuffer=this.device.createBuffer({label:`buffer_timestamp_result_${t}`,size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ})}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder();s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(this.device.queue.submit([i]),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}class wC extends yR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=null,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new bC(this),this.attributeUtils=new vC(this),this.bindingUtils=new SC(this),this.capabilities=new RC(this),this.pipelineUtils=new AC(this),this.textureUtils=new eC(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[A.TEXTURE_COMPARE]:t}}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:"compatibility"},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(Hw),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;this.compatibilityMode=!r.features.has("core-features-and-limits"),this.compatibilityMode&&(e._samples=0),r.lost.then(t=>{if("destroyed"===t.reason)return;const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(Hw.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${Tt} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===_e?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){i={colorAttachments:[{view:null}]},!0!==e.depth&&!0!==e.stencil||(i.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView()});const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.image.depth>1&&e.camera.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,i=r.createQuerySet({type:"occlusion",count:s,label:`occlusionQuerySet_${e.id}`}),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:ZR}),this.initTimestampQuery(Dt.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(i=this.device.createBuffer({size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(s,i));const n=this.device.createBuffer({size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.device.queue.submit([t.cmdEncoderGPU.finish()])}_draw(e,t,r,s,i,n,a,o,u){const{object:l,material:d,context:c}=e,h=e.getIndex(),p=null!==h;this.pipelineUtils.setPipeline(o,s),u.pipeline=s;const g=u.bindingGroups;for(let e=0,t=i.length;e65535?4:2);for(let a=0;a1?0:a;!0===p?o.drawIndexed(r[a],s,e[a]/n,0,u):o.draw(r[a],s,e[a],u),t.update(l,r[a],s)}}else if(!0===p){const{vertexCount:r,instanceCount:s,firstVertex:i}=a,n=e.getIndirect();if(null!==n){const t=this.get(n).buffer,r=e.getIndirectOffset(),s=Array.isArray(r)?r:[r];for(let e=0;e0){const i=this.get(e.camera),a=e.camera.cameras,c=e.getBindingGroup("cameraIndex");if(void 0===i.indexesGPU||i.indexesGPU.length!==a.length){const e=this.get(c),t=[],r=new Uint32Array([0,0,0,0]);for(let s=0,i=a.length;s(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new IR(e)));super(new t(e),e),this.library=new BC,this.isWebGPURenderer=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}}class LC extends Es{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class PC{constructor(e,t=wn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new fg;r.name="RenderPipeline",this._quadMesh=new ux(r),this._quadMesh.name="Render Pipeline",this._context=null}render(){const e=this.renderer;this._update(),null!==this._context.onBeforeRenderPipeline&&this._context.onBeforeRenderPipeline();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterRenderPipeline&&this._context.onAfterRenderPipeline()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(!0===this.needsUpdate){const e=this.renderer,t=e.toneMapping,r=e.outputColorSpace,s={renderPipeline:this,onBeforeRenderPipeline:null,onAfterRenderPipeline:null};let i=this.outputNode;!0===this.outputColorTransform?(i=i.context(s),i=bl(i,t,r)):(s.toneMapping=t,s.outputColorSpace=r,i=i.context(s)),this._context=s,this._quadMesh.material.fragmentNode=i,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('RenderPipeline: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class DC extends PC{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class UC extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=de,this.minFilter=de,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class IC extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!1,this.image={width:e,height:t,depth:r},this.magFilter=de,this.minFilter=de,this.wrapR=ve,this.isStorageTexture=!0,this.is3DTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class OC extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!0,this.image={width:e,height:t,depth:r},this.magFilter=de,this.minFilter=de,this.isStorageTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class VC extends _x{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class kC extends ws{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new Cs(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),fn()):new this.nodes[e]}}class GC extends Ms{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class zC extends Bs{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}parseNodes(e,t){if(void 0!==e){const r=new kC;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new GC;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t 2 ? size : 0, size, size ); + this._setViewport( cubeUVRenderTarget, col * size, i > 2 ? size : 0, size, size ); renderer.render( scene, cubeCamera ); @@ -26041,9 +26044,7 @@ class PMREMGenerator { mesh.material = material; const size = this._cubeSize; - - _setViewport( cubeUVRenderTarget, 0, 0, 3 * size, 2 * size ); - + this._setViewport( cubeUVRenderTarget, 0, 0, 3 * size, 2 * size ); renderer.setRenderTarget( cubeUVRenderTarget ); renderer.render( mesh, _flatCamera ); @@ -26111,7 +26112,7 @@ class PMREMGenerator { ggxUniforms.roughness.value = adjustedRoughness; ggxUniforms.mipInt.value = _lodMax - lodIn; // Sample from input LOD - _setViewport( pingPongRenderTarget, x, y, 3 * outputSize, 2 * outputSize ); + this._setViewport( pingPongRenderTarget, x, y, 3 * outputSize, 2 * outputSize ); renderer.setRenderTarget( pingPongRenderTarget ); renderer.render( ggxMesh, _flatCamera ); @@ -26121,7 +26122,7 @@ class PMREMGenerator { ggxUniforms.roughness.value = 0.0; // Direct copy ggxUniforms.mipInt.value = _lodMax - lodOut; // Read from the level we just wrote - _setViewport( cubeUVRenderTarget, x, y, 3 * outputSize, 2 * outputSize ); + this._setViewport( cubeUVRenderTarget, x, y, 3 * outputSize, 2 * outputSize ); renderer.setRenderTarget( cubeUVRenderTarget ); renderer.render( ggxMesh, _flatCamera ); @@ -26247,12 +26248,29 @@ class PMREMGenerator { const x = 3 * outputSize * ( lodOut > _lodMax - LOD_MIN ? lodOut - _lodMax + LOD_MIN : 0 ); const y = 4 * ( this._cubeSize - outputSize ); - _setViewport( targetOut, x, y, 3 * outputSize, 2 * outputSize ); + this._setViewport( targetOut, x, y, 3 * outputSize, 2 * outputSize ); renderer.setRenderTarget( targetOut ); renderer.render( blurMesh, _flatCamera ); } + _setViewport( target, x, y, width, height ) { + + if ( this._renderer.isWebGLRenderer ) { + + target.viewport.set( x, target.height - height - y, width, height ); + target.scissor.set( x, target.height - height - y, width, height ); + + } else { + + target.viewport.set( x, y, width, height ); + target.scissor.set( x, y, width, height ); + + } + + } + + } function _createPlanes( lodMax ) { @@ -26358,13 +26376,6 @@ function _createRenderTarget( width, height ) { } -function _setViewport( target, x, y, width, height ) { - - target.viewport.set( x, y, width, height ); - target.scissor.set( x, y, width, height ); - -} - function _getMaterial( type ) { const material = new NodeMaterial(); @@ -29011,7 +29022,7 @@ class Animation { */ stop() { - this._context.cancelAnimationFrame( this._requestId ); + if ( this._context !== null ) this._context.cancelAnimationFrame( this._requestId ); this._requestId = null; @@ -38229,19 +38240,14 @@ class StorageTextureNode extends TextureNode { */ generate( builder, output ) { - let snippet; - if ( this.storeNode !== null ) { - snippet = this.generateStore( builder ); - - } else { - - snippet = super.generate( builder, output ); + this.generateStore( builder ); + return ''; } - return snippet; + return super.generate( builder, output ); } @@ -38316,7 +38322,7 @@ class StorageTextureNode extends TextureNode { const storeSnippet = storeNode.build( builder, 'vec4' ); const depthSnippet = depthNode ? depthNode.build( builder, 'int' ) : null; - const snippet = builder.generateTextureStore( builder, textureProperty, uvSnippet, depthSnippet, storeSnippet ); + const snippet = builder.generateTextureStore( this.value, textureProperty, uvSnippet, depthSnippet, storeSnippet ); builder.addLineFlowCode( snippet, this ); @@ -42754,14 +42760,12 @@ class LightsNode extends Node { if ( previousLightNodes !== null ) { - lightNode = getLightNodeById( light.id, previousLightNodes ); // reuse existing light node + lightNode = getLightNodeById( light.id, previousLightNodes ); } if ( lightNode === null ) { - // find the corresponding node type for a given light - const lightNodeClass = nodeLibrary.getLightNodeClass( light.constructor ); if ( lightNodeClass === null ) { @@ -42771,23 +42775,18 @@ class LightsNode extends Node { } - let lightNode = null; + if ( _lightsNodeRef.has( light ) === false ) { - if ( ! _lightsNodeRef.has( light ) ) { - - lightNode = new lightNodeClass( light ); - _lightsNodeRef.set( light, lightNode ); - - } else { - - lightNode = _lightsNodeRef.get( light ); + _lightsNodeRef.set( light, new lightNodeClass( light ) ); } - lightNodes.push( lightNode ); + lightNode = _lightsNodeRef.get( light ); } + lightNodes.push( lightNode ); + } } @@ -42866,8 +42865,6 @@ class LightsNode extends Node { builder.lightsNode = this; - // - let outgoingLightNode = this.outgoingLightNode; const context = builder.context; @@ -42883,16 +42880,10 @@ class LightsNode extends Node { const stack = builder.addStack(); - // - properties.nodes = stack.nodes; - // - lightingModel.start( builder ); - // - const { backdrop, backdropAlpha } = context; const { directDiffuse, directSpecular, indirectDiffuse, indirectSpecular } = context.reflectedLight; @@ -42917,12 +42908,8 @@ class LightsNode extends Node { outgoingLightNode.assign( totalDiffuseNode.add( totalSpecularNode ) ); - // - lightingModel.finish( builder ); - // - outgoingLightNode = outgoingLightNode.bypass( builder.removeStack() ); } else { @@ -42931,8 +42918,6 @@ class LightsNode extends Node { } - // - builder.lightsNode = currentLightsNode; return outgoingLightNode; @@ -47490,6 +47475,7 @@ var TSL = /*#__PURE__*/Object.freeze({ refractView: refractView, reinhardToneMapping: reinhardToneMapping, remap: remap, + remapClamp: remapClamp, renderGroup: renderGroup, renderOutput: renderOutput, rendererReference: rendererReference, @@ -54138,11 +54124,16 @@ class NodeManager extends DataMap { if ( object.isRenderObject ) { const nodeBuilderState = this.get( object ).nodeBuilderState; - nodeBuilderState.usedTimes --; - if ( nodeBuilderState.usedTimes === 0 ) { + if ( nodeBuilderState !== undefined ) { + + nodeBuilderState.usedTimes --; + + if ( nodeBuilderState.usedTimes === 0 ) { - this.nodeBuilderCache.delete( this.getForRenderCacheKey( object ) ); + this.nodeBuilderCache.delete( this.getForRenderCacheKey( object ) ); + + } } @@ -55400,6 +55391,8 @@ class XRRenderTarget extends RenderTarget { const _cameraLPos = /*@__PURE__*/ new Vector3(); const _cameraRPos = /*@__PURE__*/ new Vector3(); +const _contextNodeLib = /*@__PURE__*/ new WeakMap(); + /** * The XR manager is built on top of the WebXR Device API to * manage XR sessions with `WebGPURenderer`. @@ -55561,8 +55554,6 @@ class XRManager extends EventDispatcher { */ this._supportsGlBinding = typeof XRWebGLBinding !== 'undefined'; - this._frameBufferTargets = null; - /** * Helper function to create native WebXR Layer. * @@ -56209,19 +56200,23 @@ class XRManager extends EventDispatcher { const renderer = this._renderer; const wasPresenting = this.isPresenting; - const rendererOutputTarget = renderer.getOutputRenderTarget(); - const rendererFramebufferTarget = renderer._frameBufferTarget; + this.isPresenting = false; const rendererSize = new Vector2(); renderer.getSize( rendererSize ); - const rendererQuad = renderer._quad; + + const currentRenderTarget = renderer.getRenderTarget(); for ( const layer of this._layers ) { layer.renderTarget.isXRRenderTarget = this._session !== null; layer.renderTarget._hasExternalTextures = layer.renderTarget.isXRRenderTarget; + const currentContextNode = renderer.contextNode; + + let contextNode; + if ( layer.renderTarget.isXRRenderTarget && this._sessionUsesLayers ) { layer.xrlayer.transform = new XRRigidTransform( layer.plane.getWorldPosition( translationObject ), layer.plane.getWorldQuaternion( quaternionObject ) ); @@ -56233,42 +56228,46 @@ class XRManager extends EventDispatcher { undefined ); renderer._setXRLayerSize( layer.renderTarget.width, layer.renderTarget.height ); - renderer.setOutputRenderTarget( layer.renderTarget ); - renderer.setRenderTarget( null ); - renderer._frameBufferTarget = null; - this._frameBufferTargets || ( this._frameBufferTargets = new WeakMap() ); - const { frameBufferTarget, quad } = this._frameBufferTargets.get( layer.renderTarget ) || { frameBufferTarget: null, quad: null }; - if ( ! frameBufferTarget ) { + contextNode = _contextNodeLib.get( currentContextNode ); - renderer._quad = new QuadMesh( new NodeMaterial() ); - this._frameBufferTargets.set( layer.renderTarget, { frameBufferTarget: renderer._getFrameBufferTarget(), quad: renderer._quad } ); + if ( contextNode === undefined ) { - } else { + // Apply ToneMapping and OutputColorSpace directly in the material shader - renderer._frameBufferTarget = frameBufferTarget; - renderer._quad = quad; + contextNode = currentContextNode.context( { - } + getOutput: ( outputNode ) => { - layer.rendercall(); + return renderOutput( outputNode, renderer.toneMapping, renderer.outputColorSpace ); - renderer._frameBufferTarget = null; + } + + } ); + + _contextNodeLib.set( currentContextNode, contextNode ); + + } } else { - renderer.setRenderTarget( layer.renderTarget ); - layer.rendercall(); + contextNode = currentContextNode; } + renderer.contextNode = contextNode; + + renderer.setRenderTarget( layer.renderTarget ); + + layer.rendercall(); + + renderer.contextNode = currentContextNode; + } - renderer.setRenderTarget( null ); - renderer.setOutputRenderTarget( rendererOutputTarget ); - renderer._frameBufferTarget = rendererFramebufferTarget; + renderer.setRenderTarget( currentRenderTarget ); renderer._setXRLayerSize( rendererSize.x, rendererSize.y ); - renderer._quad = rendererQuad; + this.isPresenting = wasPresenting; } @@ -58690,9 +58689,10 @@ class Renderer { const { width, height } = this.getDrawingBufferSize( _drawingBufferSize ); const { depth, stencil } = this; - const canvasTarget = this._canvasTarget; + // TODO: Unify CanvasTarget and OutputRenderTarget + const target = this._outputRenderTarget || this._canvasTarget; - let frameBufferTarget = this._frameBufferTargets.get( canvasTarget ); + let frameBufferTarget = this._frameBufferTargets.get( target ); if ( frameBufferTarget === undefined ) { @@ -58712,17 +58712,17 @@ class Renderer { const dispose = () => { - canvasTarget.removeEventListener( 'dispose', dispose ); + target.removeEventListener( 'dispose', dispose ); frameBufferTarget.dispose(); - this._frameBufferTargets.delete( canvasTarget ); + this._frameBufferTargets.delete( target ); }; - canvasTarget.addEventListener( 'dispose', dispose ); + target.addEventListener( 'dispose', dispose ); - this._frameBufferTargets.set( canvasTarget, frameBufferTarget ); + this._frameBufferTargets.set( target, frameBufferTarget ); } @@ -58730,6 +58730,7 @@ class Renderer { frameBufferTarget.depthBuffer = depth; frameBufferTarget.stencilBuffer = stencil; + if ( outputRenderTarget !== null ) { frameBufferTarget.setSize( outputRenderTarget.width, outputRenderTarget.height, outputRenderTarget.depth ); @@ -58740,11 +58741,18 @@ class Renderer { } - frameBufferTarget.viewport.copy( canvasTarget._viewport ); - frameBufferTarget.scissor.copy( canvasTarget._scissor ); - frameBufferTarget.viewport.multiplyScalar( canvasTarget._pixelRatio ); - frameBufferTarget.scissor.multiplyScalar( canvasTarget._pixelRatio ); - frameBufferTarget.scissorTest = canvasTarget._scissorTest; + // RenderTarget || CanvasTarget + + const viewport = this._outputRenderTarget ? this._outputRenderTarget.viewport : target._viewport; + const scissor = this._outputRenderTarget ? this._outputRenderTarget.scissor : target._scissor; + const pixelRatio = this._outputRenderTarget ? 1 : target._pixelRatio; + const scissorTest = this._outputRenderTarget ? this._outputRenderTarget.scissorTest : target._scissorTest; + + frameBufferTarget.viewport.copy( viewport ); + frameBufferTarget.scissor.copy( scissor ); + frameBufferTarget.viewport.multiplyScalar( pixelRatio ); + frameBufferTarget.scissor.multiplyScalar( pixelRatio ); + frameBufferTarget.scissorTest = scissorTest; frameBufferTarget.multiview = outputRenderTarget !== null ? outputRenderTarget.multiview : false; frameBufferTarget.resolveDepthBuffer = outputRenderTarget !== null ? outputRenderTarget.resolveDepthBuffer : true; frameBufferTarget._autoAllocateDepthBuffer = outputRenderTarget !== null ? outputRenderTarget._autoAllocateDepthBuffer : false; @@ -74830,7 +74838,7 @@ class WGSLNodeBuilder extends NodeBuilder { isUnfilterable( texture ) { return this.getComponentTypeFromTexture( texture ) !== 'float' || - ( ! this.isAvailable( 'float32Filterable' ) && texture.isDataTexture === true && texture.type === FloatType ) || + ( ! this.isAvailable( 'float32Filterable' ) && texture.type === FloatType ) || ( this.isSampleCompare( texture ) === false && texture.minFilter === NearestFilter && texture.magFilter === NearestFilter ) || this.renderer.backend.utils.getTextureSampleData( texture ).primarySamples > 1; @@ -77800,7 +77808,7 @@ class WebGPUBindingUtils { } - } else if ( binding.texture.isDataTexture || binding.texture.isDataArrayTexture || binding.texture.isData3DTexture ) { + } else if ( binding.texture.isDataTexture || binding.texture.isDataArrayTexture || binding.texture.isData3DTexture || binding.texture.isStorageTexture ) { const type = binding.texture.type; diff --git a/build/three.webgpu.nodes.min.js b/build/three.webgpu.nodes.min.js index 0c28996e5a15c4..ee9e6583bc255e 100644 --- a/build/three.webgpu.nodes.min.js +++ b/build/three.webgpu.nodes.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2026 Three.js Authors * SPDX-License-Identifier: MIT */ -import{Color as e,Vector2 as t,Vector3 as r,Vector4 as s,Matrix2 as i,Matrix3 as n,Matrix4 as a,error as o,EventDispatcher as u,MathUtils as l,warn as d,WebGLCoordinateSystem as c,WebGPUCoordinateSystem as h,ColorManagement as p,SRGBTransfer as g,NoToneMapping as m,StaticDrawUsage as f,InterleavedBufferAttribute as y,InterleavedBuffer as b,DynamicDrawUsage as x,NoColorSpace as T,log as _,warnOnce as v,Texture as N,UnsignedIntType as S,IntType as R,Compatibility as A,LessCompare as E,LessEqualCompare as w,GreaterCompare as C,GreaterEqualCompare as M,NearestFilter as B,Sphere as F,BackSide as L,DoubleSide as P,Euler as D,CubeTexture as U,CubeReflectionMapping as I,CubeRefractionMapping as O,TangentSpaceNormalMap as V,NoNormalPacking as k,NormalRGPacking as G,NormalGAPacking as z,ObjectSpaceNormalMap as $,RGFormat as W,RED_GREEN_RGTC2_Format as H,RG11_EAC_Format as q,InstancedBufferAttribute as j,InstancedInterleavedBuffer as X,DataArrayTexture as K,FloatType as Q,FramebufferTexture as Y,LinearMipmapLinearFilter as Z,DepthTexture as J,Material as ee,LineBasicMaterial as te,LineDashedMaterial as re,NoBlending as se,MeshNormalMaterial as ie,SRGBColorSpace as ne,RenderTarget as ae,BoxGeometry as oe,Mesh as ue,Scene as le,LinearFilter as de,CubeCamera as ce,EquirectangularReflectionMapping as he,EquirectangularRefractionMapping as pe,AddOperation as ge,MixOperation as me,MultiplyOperation as fe,MeshBasicMaterial as ye,MeshLambertMaterial as be,MeshPhongMaterial as xe,DataTexture as Te,HalfFloatType as _e,ClampToEdgeWrapping as ve,BufferGeometry as Ne,OrthographicCamera as Se,PerspectiveCamera as Re,LinearSRGBColorSpace as Ae,RGBAFormat as Ee,CubeUVReflectionMapping as we,BufferAttribute as Ce,MeshStandardMaterial as Me,MeshPhysicalMaterial as Be,MeshToonMaterial as Fe,MeshMatcapMaterial as Le,SpriteMaterial as Pe,PointsMaterial as De,ShadowMaterial as Ue,Uint32BufferAttribute as Ie,Uint16BufferAttribute as Oe,ByteType as Ve,UnsignedByteType as ke,ShortType as Ge,UnsignedShortType as ze,AlphaFormat as $e,RedFormat as We,RedIntegerFormat as He,DepthFormat as qe,DepthStencilFormat as je,RGBFormat as Xe,UnsignedShort4444Type as Ke,UnsignedShort5551Type as Qe,UnsignedInt248Type as Ye,UnsignedInt5999Type as Ze,UnsignedInt101111Type as Je,NormalBlending as et,SrcAlphaFactor as tt,OneMinusSrcAlphaFactor as rt,AddEquation as st,MaterialBlending as it,Plane as nt,Object3D as at,LinearMipMapLinearFilter as ot,Float32BufferAttribute as ut,UVMapping as lt,PCFShadowMap as dt,PCFSoftShadowMap as ct,VSMShadowMap as ht,BasicShadowMap as pt,CubeDepthTexture as gt,SphereGeometry as mt,LinearMipmapNearestFilter as ft,NearestMipmapLinearFilter as yt,Float16BufferAttribute as bt,yieldToMain as xt,REVISION as Tt,ArrayCamera as _t,PlaneGeometry as vt,FrontSide as Nt,CustomBlending as St,ZeroFactor as Rt,CylinderGeometry as At,Quaternion as Et,WebXRController as wt,RAD2DEG as Ct,FrustumArray as Mt,Frustum as Bt,RGIntegerFormat as Ft,RGBIntegerFormat as Lt,RGBAIntegerFormat as Pt,TimestampQuery as Dt,createCanvasElement as Ut,ReverseSubtractEquation as It,SubtractEquation as Ot,OneMinusDstAlphaFactor as Vt,OneMinusDstColorFactor as kt,OneMinusSrcColorFactor as Gt,DstAlphaFactor as zt,DstColorFactor as $t,SrcAlphaSaturateFactor as Wt,SrcColorFactor as Ht,OneFactor as qt,CullFaceNone as jt,CullFaceBack as Xt,CullFaceFront as Kt,MultiplyBlending as Qt,SubtractiveBlending as Yt,AdditiveBlending as Zt,NotEqualDepth as Jt,GreaterDepth as er,GreaterEqualDepth as tr,EqualDepth as rr,LessEqualDepth as sr,LessDepth as ir,AlwaysDepth as nr,NeverDepth as ar,ReversedDepthFuncs as or,RGB_S3TC_DXT1_Format as ur,RGBA_S3TC_DXT1_Format as lr,RGBA_S3TC_DXT3_Format as dr,RGBA_S3TC_DXT5_Format as cr,RGB_PVRTC_4BPPV1_Format as hr,RGB_PVRTC_2BPPV1_Format as pr,RGBA_PVRTC_4BPPV1_Format as gr,RGBA_PVRTC_2BPPV1_Format as mr,RGB_ETC1_Format as fr,RGB_ETC2_Format as yr,RGBA_ETC2_EAC_Format as br,R11_EAC_Format as xr,SIGNED_R11_EAC_Format as Tr,SIGNED_RG11_EAC_Format as _r,RGBA_ASTC_4x4_Format as vr,RGBA_ASTC_5x4_Format as Nr,RGBA_ASTC_5x5_Format as Sr,RGBA_ASTC_6x5_Format as Rr,RGBA_ASTC_6x6_Format as Ar,RGBA_ASTC_8x5_Format as Er,RGBA_ASTC_8x6_Format as wr,RGBA_ASTC_8x8_Format as Cr,RGBA_ASTC_10x5_Format as Mr,RGBA_ASTC_10x6_Format as Br,RGBA_ASTC_10x8_Format as Fr,RGBA_ASTC_10x10_Format as Lr,RGBA_ASTC_12x10_Format as Pr,RGBA_ASTC_12x12_Format as Dr,RGBA_BPTC_Format as Ur,RED_RGTC1_Format as Ir,SIGNED_RED_RGTC1_Format as Or,SIGNED_RED_GREEN_RGTC2_Format as Vr,MirroredRepeatWrapping as kr,RepeatWrapping as Gr,NearestMipmapNearestFilter as zr,NotEqualCompare as $r,EqualCompare as Wr,AlwaysCompare as Hr,NeverCompare as qr,LinearTransfer as jr,getByteLength as Xr,isTypedArray as Kr,NotEqualStencilFunc as Qr,GreaterStencilFunc as Yr,GreaterEqualStencilFunc as Zr,EqualStencilFunc as Jr,LessEqualStencilFunc as es,LessStencilFunc as ts,AlwaysStencilFunc as rs,NeverStencilFunc as ss,DecrementWrapStencilOp as is,IncrementWrapStencilOp as ns,DecrementStencilOp as as,IncrementStencilOp as os,InvertStencilOp as us,ReplaceStencilOp as ls,ZeroStencilOp as ds,KeepStencilOp as cs,MaxEquation as hs,MinEquation as ps,SpotLight as gs,PointLight as ms,DirectionalLight as fs,RectAreaLight as ys,AmbientLight as bs,HemisphereLight as xs,LightProbe as Ts,LinearToneMapping as _s,ReinhardToneMapping as vs,CineonToneMapping as Ns,ACESFilmicToneMapping as Ss,AgXToneMapping as Rs,NeutralToneMapping as As,Group as Es,Loader as ws,FileLoader as Cs,MaterialLoader as Ms,ObjectLoader as Bs}from"./three.core.min.js";export{AdditiveAnimationBlendMode,AnimationAction,AnimationClip,AnimationLoader,AnimationMixer,AnimationObjectGroup,AnimationUtils,ArcCurve,ArrowHelper,AttachedBindMode,Audio,AudioAnalyser,AudioContext,AudioListener,AudioLoader,AxesHelper,BasicDepthPacking,BatchedMesh,BezierInterpolant,Bone,BooleanKeyframeTrack,Box2,Box3,Box3Helper,BoxHelper,BufferGeometryLoader,Cache,Camera,CameraHelper,CanvasTexture,CapsuleGeometry,CatmullRomCurve3,CircleGeometry,Clock,ColorKeyframeTrack,CompressedArrayTexture,CompressedCubeTexture,CompressedTexture,CompressedTextureLoader,ConeGeometry,ConstantAlphaFactor,ConstantColorFactor,Controls,CubeTextureLoader,CubicBezierCurve,CubicBezierCurve3,CubicInterpolant,CullFaceFrontBack,Curve,CurvePath,CustomToneMapping,Cylindrical,Data3DTexture,DataTextureLoader,DataUtils,DefaultLoadingManager,DetachedBindMode,DirectionalLightHelper,DiscreteInterpolant,DodecahedronGeometry,DynamicCopyUsage,DynamicReadUsage,EdgesGeometry,EllipseCurve,ExternalTexture,ExtrudeGeometry,Fog,FogExp2,GLBufferAttribute,GLSL1,GLSL3,GridHelper,HemisphereLightHelper,IcosahedronGeometry,ImageBitmapLoader,ImageLoader,ImageUtils,InstancedBufferGeometry,InstancedMesh,Int16BufferAttribute,Int32BufferAttribute,Int8BufferAttribute,Interpolant,InterpolateBezier,InterpolateDiscrete,InterpolateLinear,InterpolateSmooth,InterpolationSamplingMode,InterpolationSamplingType,KeyframeTrack,LOD,LatheGeometry,Layers,Light,Line,Line3,LineCurve,LineCurve3,LineLoop,LineSegments,LinearInterpolant,LinearMipMapNearestFilter,LoaderUtils,LoadingManager,LoopOnce,LoopPingPong,LoopRepeat,MOUSE,MeshDepthMaterial,MeshDistanceMaterial,NearestMipMapLinearFilter,NearestMipMapNearestFilter,NormalAnimationBlendMode,NumberKeyframeTrack,OctahedronGeometry,OneMinusConstantAlphaFactor,OneMinusConstantColorFactor,Path,PlaneHelper,PointLightHelper,Points,PolarGridHelper,PolyhedronGeometry,PositionalAudio,PropertyBinding,PropertyMixer,QuadraticBezierCurve,QuadraticBezierCurve3,QuaternionKeyframeTrack,QuaternionLinearInterpolant,RGBADepthPacking,RGBDepthPacking,RGB_BPTC_SIGNED_Format,RGB_BPTC_UNSIGNED_Format,RGDepthPacking,RawShaderMaterial,Ray,Raycaster,RenderTarget3D,RingGeometry,ShaderMaterial,Shape,ShapeGeometry,ShapePath,ShapeUtils,Skeleton,SkeletonHelper,SkinnedMesh,Source,Spherical,SphericalHarmonics3,SplineCurve,SpotLightHelper,Sprite,StaticCopyUsage,StaticReadUsage,StereoCamera,StreamCopyUsage,StreamDrawUsage,StreamReadUsage,StringKeyframeTrack,TOUCH,TetrahedronGeometry,TextureLoader,TextureUtils,Timer,TorusGeometry,TorusKnotGeometry,Triangle,TriangleFanDrawMode,TriangleStripDrawMode,TrianglesDrawMode,TubeGeometry,Uint8BufferAttribute,Uint8ClampedBufferAttribute,Uniform,UniformsGroup,VectorKeyframeTrack,VideoFrameTexture,VideoTexture,WebGL3DRenderTarget,WebGLArrayRenderTarget,WebGLRenderTarget,WireframeGeometry,WrapAroundEnding,ZeroCurvatureEnding,ZeroSlopeEnding,getConsoleFunction,setConsoleFunction}from"./three.core.min.js";const Fs=["alphaMap","alphaTest","anisotropy","anisotropyMap","anisotropyRotation","aoMap","aoMapIntensity","attenuationColor","attenuationDistance","bumpMap","clearcoat","clearcoatMap","clearcoatNormalMap","clearcoatNormalScale","clearcoatRoughness","color","dispersion","displacementMap","emissive","emissiveIntensity","emissiveMap","envMap","envMapIntensity","gradientMap","ior","iridescence","iridescenceIOR","iridescenceMap","iridescenceThicknessMap","lightMap","lightMapIntensity","map","matcap","metalness","metalnessMap","normalMap","normalScale","opacity","roughness","roughnessMap","sheen","sheenColor","sheenColorMap","sheenRoughnessMap","shininess","specular","specularColor","specularColorMap","specularIntensity","specularIntensityMap","specularMap","thickness","transmission","transmissionMap"],Ls=new WeakMap;class Ps{constructor(e){this.renderObjects=new WeakMap,this.hasNode=this.containsNode(e),this.hasAnimation=!0===e.object.isSkinnedMesh,this.refreshUniforms=Fs,this.renderId=0}firstInitialization(e){return!1===this.renderObjects.has(e)&&(this.getRenderObjectData(e),!0)}needsVelocity(e){const t=e.getMRT();return null!==t&&t.has("velocity")}getRenderObjectData(e){let t=this.renderObjects.get(e);if(void 0===t){const{geometry:r,material:s,object:i}=e;if(t={material:this.getMaterialData(s),geometry:{id:r.id,attributes:this.getAttributesData(r.attributes),indexId:r.index?r.index.id:null,indexVersion:r.index?r.index.version:null,drawRange:{start:r.drawRange.start,count:r.drawRange.count}},worldMatrix:i.matrixWorld.clone()},i.center&&(t.center=i.center.clone()),i.morphTargetInfluences&&(t.morphTargetInfluences=i.morphTargetInfluences.slice()),null!==e.bundle&&(t.version=e.bundle.version),t.material.transmission>0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights()),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={id:s.id,version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getMaterialData(e){const t={};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:s.version}:t[r]=s.clone():t[r]=s)}return t}equals(e,t){const{object:r,material:s,geometry:i}=e,n=this.getRenderObjectData(e);if(!0!==n.worldMatrix.equals(r.matrixWorld))return n.worldMatrix.copy(r.matrixWorld),!1;const a=n.material;for(const e in a){const t=a[e],r=s[e];if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}else if(t!==r)return a[e]=r,!1}if(a.transmission>0){const{width:t,height:r}=e.context;if(n.bufferWidth!==t||n.bufferHeight!==r)return n.bufferWidth=t,n.bufferHeight=r,!1}const o=n.geometry,u=i.attributes,l=o.attributes;if(o.id!==i.id)return o.id=i.id,!1;let d=0,c=0;for(const e in u)d++;for(const e in l){c++;const t=l[e],r=u[e];if(void 0===r)return delete l[e],!1;if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}if(c!==d)return n.geometry.attributes=this.getAttributesData(u),!1;const h=i.index,p=o.indexId,g=o.indexVersion,m=h?h.id:null,f=h?h.version:null;if(p!==m||g!==f)return o.indexId=m,o.indexVersion=f,!1;if(o.drawRange.start!==i.drawRange.start||o.drawRange.count!==i.drawRange.count)return o.drawRange.start=i.drawRange.start,o.drawRange.count=i.drawRange.count,!1;if(n.morphTargetInfluences){let e=!1;for(let t=0;t{const r=e.match(t);if(!r)return null;const s=r[1]||r[2]||"",i=r[3].split("?")[0],n=parseInt(r[4],10),a=parseInt(r[5],10);return{fn:s,file:i.split("/").pop(),line:n,column:a}}).filter(e=>e&&!Ds.some(t=>t.test(e.file)))}(e||(new Error).stack)}getLocation(){if(0===this.stack.length)return"[Unknown location]";const e=this.stack[0],t=e.fn;return`${t?`"${t}()" at `:""}"${e.file}:${e.line}"`}getError(e){if(0===this.stack.length)return e;return`${e}\n${this.stack.map(e=>{const t=`${e.file}:${e.line}:${e.column}`;return e.fn?` at ${e.fn} (${t})`:` at ${t}`}).join("\n")}`}}function Is(e,t=0){let r=3735928559^t,s=1103547991^t;if(e instanceof Array)for(let t,i=0;i>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Os=e=>Is(e),Vs=e=>Is(e),ks=(...e)=>Is(e),Gs=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),zs=new WeakMap;function $s(e){return Gs.get(e)}function Ws(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function Hs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Us)}function qs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Us)}function js(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Us)}function Xs(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Ks(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?Zs(u[0]):null}function Qs(e){let t=zs.get(e);return void 0===t&&(t={},zs.set(e,t)),t}function Ys(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var Js=Object.freeze({__proto__:null,arrayBufferToBase64:Ys,base64ToArrayBuffer:Zs,getAlignmentFromType:js,getDataFromObject:Qs,getLengthFromType:Hs,getMemoryLengthFromType:qs,getTypeFromLength:$s,getTypedArrayFromType:Ws,getValueFromType:Ks,getValueType:Xs,hash:ks,hashArray:Vs,hashString:Os});const ei={VERTEX:"vertex",FRAGMENT:"fragment"},ti={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},ri={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},si={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},ii=["fragment","vertex"],ni=["setup","analyze","generate"],ai=[...ii,"compute"],oi=["x","y","z","w"],ui={analyze:"setup",generate:"analyze"};let li=0;class di extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=ti.NONE,this.updateBeforeType=ti.NONE,this.updateAfterType=ti.NONE,this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._uuid=null,this._cacheKeyVersion=0,this.id=li++,this.stackTrace=null,!0===di.captureStackTrace&&(this.stackTrace=new Us)}set needsUpdate(e){!0===e&&this.version++}get uuid(){return null===this._uuid&&(this._uuid=l.generateUUID()),this._uuid}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,ti.FRAME)}onRenderUpdate(e){return this.onUpdate(e,ti.RENDER)}onObjectUpdate(e){return this.onUpdate(e,ti.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}di.captureStackTrace=!1;class ci extends di{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}generateNodeType(e){return this.node.getElementType(e)}getMemberType(e,t){return this.node.getMemberType(e,t)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class hi extends di{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}generateNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class pi extends di{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class gi extends pi{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}generateNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`,this.stackTrace);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`,this.stackTrace),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const mi=oi.join("");class fi extends di{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(oi.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}generateNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===mi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class yi extends pi{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}generateNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");di.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==Ni?Ni.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn().",new Us),this;{const t=Si.get("assign");return this.addToStack(t(...e))}},di.prototype.toVarIntent=function(){return this},di.prototype.get=function(e){return new vi(this,e)};const Ei={};function wi(e,t,r){Ei[e]=Ei[t]=Ei[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new fi(this,e),this._cache[e]=t),t},set(t){this[e].assign(en(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();di.prototype["set"+s]=di.prototype["set"+i]=di.prototype["set"+n]=function(t){const r=Ai(e);return new yi(this,r,en(t))},di.prototype["flip"+s]=di.prototype["flip"+i]=di.prototype["flip"+n]=function(){const t=Ai(e);return new bi(this,t)}}const Ci=["x","y","z","w"],Mi=["r","g","b","a"],Bi=["s","t","p","q"];for(let e=0;e<4;e++){let t=Ci[e],r=Mi[e],s=Bi[e];wi(t,r,s);for(let i=0;i<4;i++){t=Ci[e]+Ci[i],r=Mi[e]+Mi[i],s=Bi[e]+Bi[i],wi(t,r,s);for(let n=0;n<4;n++){t=Ci[e]+Ci[i]+Ci[n],r=Mi[e]+Mi[i]+Mi[n],s=Bi[e]+Bi[i]+Bi[n],wi(t,r,s);for(let a=0;a<4;a++)t=Ci[e]+Ci[i]+Ci[n]+Ci[a],r=Mi[e]+Mi[i]+Mi[n]+Mi[a],s=Bi[e]+Bi[i]+Bi[n]+Bi[a],wi(t,r,s)}}}for(let e=0;e<32;e++)Ei[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new ci(this,new _i(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(en(t))}};Object.defineProperties(di.prototype,Ei);const Fi=new WeakMap,Li=function(e,t=null){for(const r in e)e[r]=en(e[r],t);return e},Pi=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`,new Us),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...sn(d(t)))):null!==r?(r=en(r),n=(...s)=>i(new e(t,...sn(d(s)),r))):n=(...r)=>i(new e(t,...sn(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Ui=function(e,...t){return new e(...sn(t))};class Ii extends di{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}generateNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){let s=Fi.get(e.constructor);void 0===s&&(s=new WeakMap,Fi.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=en(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;rn(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=en(i.call(n))}else{const s=new Proxy(e,{get:(e,t,r)=>{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return rn(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield en(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof di&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=en(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=en(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}class Oi extends di{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new Ii(this,e)}setup(){return this.call()}}const Vi=[!1,!0],ki=[0,1,2,3],Gi=[-1,-2],zi=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],$i=new Map;for(const e of Vi)$i.set(e,new _i(e));const Wi=new Map;for(const e of ki)Wi.set(e,new _i(e,"uint"));const Hi=new Map([...Wi].map(e=>new _i(e.value,"int")));for(const e of Gi)Hi.set(e,new _i(e,"int"));const qi=new Map([...Hi].map(e=>new _i(e.value)));for(const e of zi)qi.set(e,new _i(e));for(const e of zi)qi.set(-e,new _i(-e));const ji={bool:$i,uint:Wi,ints:Hi,float:qi},Xi=new Map([...$i,...qi]),Ki=(e,t)=>Xi.has(e)?Xi.get(e):!0===e.isNode?e:new _i(e,t),Qi=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`,new Us),new _i(0,e);if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Ks(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return tn(t.get(r[0]));if(1===r.length){const t=Ki(r[0],e);return t.nodeType===e?tn(t):tn(new hi(t,e))}const s=r.map(e=>Ki(e));return tn(new gi(s,e))}};function Yi(e){return e&&e.isNode&&e.traverse(t=>{t.isConstNode&&(e=t.value)}),Boolean(e)}const Zi=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function Ji(e,t){return new Oi(e,t)}const en=(e,t=null)=>function(e,t=null){const r=Xs(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?en(Ki(e,t)):"shader"===r?e.isFn?e:dn(e):e}(e,t),tn=(e,t=null)=>en(e,t).toVarIntent(),rn=(e,t=null)=>new Li(e,t),sn=(e,t=null)=>new Pi(e,t),nn=(e,t=null,r=null,s=null)=>new Di(e,t,r,s),an=(e,...t)=>new Ui(e,...t),on=(e,t=null,r=null,s={})=>new Di(e,t,r,{...s,intent:!0});let un=0;class ln extends di{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type.",new Us),t=null)),this.shaderNode=new Ji(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+un++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}generateNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. Try calling it like "Fn()( ...params )".',this.stackTrace),e.generateConst(t)}}function dn(e,t=null){const r=new ln(e,t);return new Proxy(()=>{},{apply:(e,t,s)=>r.call(...s),get:(e,t,s)=>Reflect.get(r,t,s),set:(e,t,s,i)=>Reflect.set(r,t,s,i)})}const cn=e=>{Ni=e},hn=()=>Ni,pn=(...e)=>Ni.If(...e);function gn(e){return Ni&&Ni.addToStack(e),e}Ri("toStack",gn);const mn=new Qi("color"),fn=new Qi("float",ji.float),yn=new Qi("int",ji.ints),bn=new Qi("uint",ji.uint),xn=new Qi("bool",ji.bool),Tn=new Qi("vec2"),_n=new Qi("ivec2"),vn=new Qi("uvec2"),Nn=new Qi("bvec2"),Sn=new Qi("vec3"),Rn=new Qi("ivec3"),An=new Qi("uvec3"),En=new Qi("bvec3"),wn=new Qi("vec4"),Cn=new Qi("ivec4"),Mn=new Qi("uvec4"),Bn=new Qi("bvec4"),Fn=new Qi("mat2"),Ln=new Qi("mat3"),Pn=new Qi("mat4");Ri("toColor",mn),Ri("toFloat",fn),Ri("toInt",yn),Ri("toUint",bn),Ri("toBool",xn),Ri("toVec2",Tn),Ri("toIVec2",_n),Ri("toUVec2",vn),Ri("toBVec2",Nn),Ri("toVec3",Sn),Ri("toIVec3",Rn),Ri("toUVec3",An),Ri("toBVec3",En),Ri("toVec4",wn),Ri("toIVec4",Cn),Ri("toUVec4",Mn),Ri("toBVec4",Bn),Ri("toMat2",Fn),Ri("toMat3",Ln),Ri("toMat4",Pn);const Dn=nn(ci).setParameterLength(2),Un=(e,t)=>new hi(en(e),t);Ri("element",Dn),Ri("convert",Un);Ri("append",e=>(d("TSL: .append() has been renamed to .toStack().",new Us),gn(e)));class In extends di{static get type(){return"PropertyNode"}constructor(e,t=null,r=!1){super(e),this.name=t,this.varying=r,this.isPropertyNode=!0,this.global=!0}customCacheKey(){return Os(this.type+":"+(this.name||"")+":"+(this.varying?"1":"0"))}getHash(e){return this.name||super.getHash(e)}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const On=(e,t)=>new In(e,t),Vn=(e,t)=>new In(e,t,!0),kn=an(In,"vec4","DiffuseColor"),Gn=an(In,"vec3","DiffuseContribution"),zn=an(In,"vec3","EmissiveColor"),$n=an(In,"float","Roughness"),Wn=an(In,"float","Metalness"),Hn=an(In,"float","Clearcoat"),qn=an(In,"float","ClearcoatRoughness"),jn=an(In,"vec3","Sheen"),Xn=an(In,"float","SheenRoughness"),Kn=an(In,"float","Iridescence"),Qn=an(In,"float","IridescenceIOR"),Yn=an(In,"float","IridescenceThickness"),Zn=an(In,"float","AlphaT"),Jn=an(In,"float","Anisotropy"),ea=an(In,"vec3","AnisotropyT"),ta=an(In,"vec3","AnisotropyB"),ra=an(In,"color","SpecularColor"),sa=an(In,"color","SpecularColorBlended"),ia=an(In,"float","SpecularF90"),na=an(In,"float","Shininess"),aa=an(In,"vec4","Output"),oa=an(In,"float","dashSize"),ua=an(In,"float","gapSize"),la=an(In,"float","pointWidth"),da=an(In,"float","IOR"),ca=an(In,"float","Transmission"),ha=an(In,"float","Thickness"),pa=an(In,"float","AttenuationDistance"),ga=an(In,"color","AttenuationColor"),ma=an(In,"float","Dispersion");class fa extends di{static get type(){return"UniformGroupNode"}constructor(e,t=!1,r=1,s=null){super("string"),this.name=e,this.shared=t,this.order=r,this.updateType=s,this.isUniformGroup=!0}update(){this.needsUpdate=!0}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const ya=(e,t=1,r=null)=>new fa(e,!1,t,r),ba=(e,t=0,r=null)=>new fa(e,!0,t,r),xa=ba("frame",0,ti.FRAME),Ta=ba("render",0,ti.RENDER),_a=ya("object",1,ti.OBJECT);class va extends xi{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=_a}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Us),this.setName(e)}setGroup(e){return this.groupNode=e,this}getGroup(){return this.groupNode}getUniformHash(e){return this.getHash(e)}onUpdate(e,t){return e=e.bind(this),super.onUpdate(t=>{const r=e(t,this);void 0!==r&&(this.value=r)},t)}getInputType(e){let t=super.getInputType(e);return"bool"===t&&(t="uint"),t}generate(e,t){const r=this.getNodeType(e),s=this.getUniformHash(e);let i=e.getNodeFromHash(s);void 0===i&&(e.setHashNode(this,s),i=this);const n=i.getInputType(e),a=e.getUniformFromNode(i,n,e.shaderStage,this.name||e.context.nodeName),o=e.getPropertyName(a);void 0!==e.context.nodeName&&delete e.context.nodeName;let u=o;if("bool"===r){const t=e.getDataFromNode(this);let s=t.propertyName;if(void 0===s){const i=e.getVarFromNode(this,null,"bool");s=e.getPropertyName(i),t.propertyName=s,u=e.format(o,n,r),e.addLineFlowCode(`${s} = ${u}`,this)}u=s}return e.format(u,r,t)}}const Na=(e,t)=>{const r=Zi(t||e);if(r===e&&(e=Ks(r)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new va(e,r)};class Sa extends pi{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}generateNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const Ra=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Sa(null,r.length,r)}else{const r=e[0],s=e[1];t=new Sa(r,s)}return en(t)};Ri("toArray",(e,t)=>Ra(Array(t).fill(e)));class Aa extends pi{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}generateNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return oi.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?sn(t):rn(t[0]),new wa(en(e),t));Ri("call",Ca);const Ma={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Ba extends pi{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Ba(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r||"~"===r)return e.format(`(${r}${u})`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const Fa=on(Ba,"+").setParameterLength(2,1/0).setName("add"),La=on(Ba,"-").setParameterLength(2,1/0).setName("sub"),Pa=on(Ba,"*").setParameterLength(2,1/0).setName("mul"),Da=on(Ba,"/").setParameterLength(2,1/0).setName("div"),Ua=on(Ba,"%").setParameterLength(2).setName("mod"),Ia=on(Ba,"==").setParameterLength(2).setName("equal"),Oa=on(Ba,"!=").setParameterLength(2).setName("notEqual"),Va=on(Ba,"<").setParameterLength(2).setName("lessThan"),ka=on(Ba,">").setParameterLength(2).setName("greaterThan"),Ga=on(Ba,"<=").setParameterLength(2).setName("lessThanEqual"),za=on(Ba,">=").setParameterLength(2).setName("greaterThanEqual"),$a=on(Ba,"&&").setParameterLength(2,1/0).setName("and"),Wa=on(Ba,"||").setParameterLength(2,1/0).setName("or"),Ha=on(Ba,"!").setParameterLength(1).setName("not"),qa=on(Ba,"^^").setParameterLength(2).setName("xor"),ja=on(Ba,"&").setParameterLength(2).setName("bitAnd"),Xa=on(Ba,"~").setParameterLength(1).setName("bitNot"),Ka=on(Ba,"|").setParameterLength(2).setName("bitOr"),Qa=on(Ba,"^").setParameterLength(2).setName("bitXor"),Ya=on(Ba,"<<").setParameterLength(2).setName("shiftLeft"),Za=on(Ba,">>").setParameterLength(2).setName("shiftRight"),Ja=dn(([e])=>(e.addAssign(1),e)),eo=dn(([e])=>(e.subAssign(1),e)),to=dn(([e])=>{const t=yn(e).toConst();return e.addAssign(1),t}),ro=dn(([e])=>{const t=yn(e).toConst();return e.subAssign(1),t});Ri("add",Fa),Ri("sub",La),Ri("mul",Pa),Ri("div",Da),Ri("mod",Ua),Ri("equal",Ia),Ri("notEqual",Oa),Ri("lessThan",Va),Ri("greaterThan",ka),Ri("lessThanEqual",Ga),Ri("greaterThanEqual",za),Ri("and",$a),Ri("or",Wa),Ri("not",Ha),Ri("xor",qa),Ri("bitAnd",ja),Ri("bitNot",Xa),Ri("bitOr",Ka),Ri("bitXor",Qa),Ri("shiftLeft",Ya),Ri("shiftRight",Za),Ri("incrementBefore",Ja),Ri("decrementBefore",eo),Ri("increment",to),Ri("decrement",ro);const so=(e,t)=>(d('TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.',new Us),Ua(yn(e),yn(t)));Ri("modInt",so);class io extends pi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===io.MAX||e===io.MIN)&&arguments.length>3){let i=new io(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}generateNodeType(e){const t=this.method;return t===io.LENGTH||t===io.DISTANCE||t===io.DOT?"float":t===io.CROSS?"vec3":t===io.ALL||t===io.ANY?"bool":t===io.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===io.ONE_MINUS)i=La(1,t);else if(s===io.RECIPROCAL)i=Da(1,t);else if(s===io.DIFFERENCE)i=Fo(La(t,r));else if(s===io.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=wn(Sn(n),0):s=wn(Sn(s),0);const a=Pa(s,n).xyz;i=So(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===io.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===io.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===io.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==io.MIN&&r!==io.MAX?r===io.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===io.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===io.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==io.DFDX&&r!==io.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`,this.stackTrace),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}io.ALL="all",io.ANY="any",io.RADIANS="radians",io.DEGREES="degrees",io.EXP="exp",io.EXP2="exp2",io.LOG="log",io.LOG2="log2",io.SQRT="sqrt",io.INVERSE_SQRT="inversesqrt",io.FLOOR="floor",io.CEIL="ceil",io.NORMALIZE="normalize",io.FRACT="fract",io.SIN="sin",io.COS="cos",io.TAN="tan",io.ASIN="asin",io.ACOS="acos",io.ATAN="atan",io.ABS="abs",io.SIGN="sign",io.LENGTH="length",io.NEGATE="negate",io.ONE_MINUS="oneMinus",io.DFDX="dFdx",io.DFDY="dFdy",io.ROUND="round",io.RECIPROCAL="reciprocal",io.TRUNC="trunc",io.FWIDTH="fwidth",io.TRANSPOSE="transpose",io.DETERMINANT="determinant",io.INVERSE="inverse",io.EQUALS="equals",io.MIN="min",io.MAX="max",io.STEP="step",io.REFLECT="reflect",io.DISTANCE="distance",io.DIFFERENCE="difference",io.DOT="dot",io.CROSS="cross",io.POW="pow",io.TRANSFORM_DIRECTION="transformDirection",io.MIX="mix",io.CLAMP="clamp",io.REFRACT="refract",io.SMOOTHSTEP="smoothstep",io.FACEFORWARD="faceforward";const no=fn(1e-6),ao=fn(1e6),oo=fn(Math.PI),uo=fn(2*Math.PI),lo=fn(2*Math.PI),co=fn(.5*Math.PI),ho=on(io,io.ALL).setParameterLength(1),po=on(io,io.ANY).setParameterLength(1),go=on(io,io.RADIANS).setParameterLength(1),mo=on(io,io.DEGREES).setParameterLength(1),fo=on(io,io.EXP).setParameterLength(1),yo=on(io,io.EXP2).setParameterLength(1),bo=on(io,io.LOG).setParameterLength(1),xo=on(io,io.LOG2).setParameterLength(1),To=on(io,io.SQRT).setParameterLength(1),_o=on(io,io.INVERSE_SQRT).setParameterLength(1),vo=on(io,io.FLOOR).setParameterLength(1),No=on(io,io.CEIL).setParameterLength(1),So=on(io,io.NORMALIZE).setParameterLength(1),Ro=on(io,io.FRACT).setParameterLength(1),Ao=on(io,io.SIN).setParameterLength(1),Eo=on(io,io.COS).setParameterLength(1),wo=on(io,io.TAN).setParameterLength(1),Co=on(io,io.ASIN).setParameterLength(1),Mo=on(io,io.ACOS).setParameterLength(1),Bo=on(io,io.ATAN).setParameterLength(1,2),Fo=on(io,io.ABS).setParameterLength(1),Lo=on(io,io.SIGN).setParameterLength(1),Po=on(io,io.LENGTH).setParameterLength(1),Do=on(io,io.NEGATE).setParameterLength(1),Uo=on(io,io.ONE_MINUS).setParameterLength(1),Io=on(io,io.DFDX).setParameterLength(1),Oo=on(io,io.DFDY).setParameterLength(1),Vo=on(io,io.ROUND).setParameterLength(1),ko=on(io,io.RECIPROCAL).setParameterLength(1),Go=on(io,io.TRUNC).setParameterLength(1),zo=on(io,io.FWIDTH).setParameterLength(1),$o=on(io,io.TRANSPOSE).setParameterLength(1),Wo=on(io,io.DETERMINANT).setParameterLength(1),Ho=on(io,io.INVERSE).setParameterLength(1),qo=on(io,io.MIN).setParameterLength(2,1/0),jo=on(io,io.MAX).setParameterLength(2,1/0),Xo=on(io,io.STEP).setParameterLength(2),Ko=on(io,io.REFLECT).setParameterLength(2),Qo=on(io,io.DISTANCE).setParameterLength(2),Yo=on(io,io.DIFFERENCE).setParameterLength(2),Zo=on(io,io.DOT).setParameterLength(2),Jo=on(io,io.CROSS).setParameterLength(2),eu=on(io,io.POW).setParameterLength(2),tu=e=>Pa(e,e),ru=e=>Pa(e,e,e),su=e=>Pa(e,e,e,e),iu=on(io,io.TRANSFORM_DIRECTION).setParameterLength(2),nu=e=>Pa(Lo(e),eu(Fo(e),1/3)),au=e=>Zo(e,e),ou=on(io,io.MIX).setParameterLength(3),uu=(e,t=0,r=1)=>new io(io.CLAMP,en(e),en(t),en(r)),lu=e=>uu(e),du=on(io,io.REFRACT).setParameterLength(3),cu=on(io,io.SMOOTHSTEP).setParameterLength(3),hu=on(io,io.FACEFORWARD).setParameterLength(3),pu=dn(([e])=>{const t=Zo(e.xy,Tn(12.9898,78.233)),r=Ua(t,oo);return Ro(Ao(r).mul(43758.5453))}),gu=(e,t,r)=>ou(t,r,e),mu=(e,t,r)=>cu(t,r,e),fu=(e,t)=>Xo(t,e),yu=hu,bu=_o;Ri("all",ho),Ri("any",po),Ri("radians",go),Ri("degrees",mo),Ri("exp",fo),Ri("exp2",yo),Ri("log",bo),Ri("log2",xo),Ri("sqrt",To),Ri("inverseSqrt",_o),Ri("floor",vo),Ri("ceil",No),Ri("normalize",So),Ri("fract",Ro),Ri("sin",Ao),Ri("cos",Eo),Ri("tan",wo),Ri("asin",Co),Ri("acos",Mo),Ri("atan",Bo),Ri("abs",Fo),Ri("sign",Lo),Ri("length",Po),Ri("lengthSq",au),Ri("negate",Do),Ri("oneMinus",Uo),Ri("dFdx",Io),Ri("dFdy",Oo),Ri("round",Vo),Ri("reciprocal",ko),Ri("trunc",Go),Ri("fwidth",zo),Ri("min",qo),Ri("max",jo),Ri("step",fu),Ri("reflect",Ko),Ri("distance",Qo),Ri("dot",Zo),Ri("cross",Jo),Ri("pow",eu),Ri("pow2",tu),Ri("pow3",ru),Ri("pow4",su),Ri("transformDirection",iu),Ri("mix",gu),Ri("clamp",uu),Ri("refract",du),Ri("smoothstep",mu),Ri("faceForward",hu),Ri("difference",Yo),Ri("saturate",lu),Ri("cbrt",nu),Ri("transpose",$o),Ri("determinant",Wo),Ri("inverse",Ho),Ri("rand",pu);class xu extends di{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}generateNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?On(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const Tu=nn(xu).setParameterLength(2,3);Ri("select",Tu);class _u extends di{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}generateNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const vu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new _u(r,t)},Nu=e=>vu(e,{uniformFlow:!0}),Su=(e,t)=>vu(e,{nodeName:t});function Ru(e,t,r=null){return vu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Au(e,t=null){return vu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Eu(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),Su(e,t)}Ri("context",vu),Ri("label",Eu),Ri("uniformFlow",Nu),Ri("setName",Su),Ri("builtinShadowContext",(e,t,r)=>Ru(t,r,e)),Ri("builtinAOContext",(e,t)=>Au(t,e));class wu extends di{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}isIntent(e){return!0!==e.getDataFromNode(this).forceDeclaration&&this.intent}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}generateNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){return e.getDataFromNode(this).assign}build(...e){const t=e[0];if(!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)){let e=!1;if(this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&t.fnCall&&t.fnCall.shaderNode){if(t.getDataFromNode(this.node.shaderNode).hasLoop){t.getDataFromNode(this).forceDeclaration=!0,e=!0}}const r=t.getBaseStack();e?r.addToStackBefore(this):r.addToStack(this)}return this.isIntent(t)&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.isIntent(e)&&o('TSL: ".toVar()" can not be used with void type.',this.stackTrace);return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const Cu=nn(wu),Mu=(e,t=null)=>Cu(e,t).toStack(),Bu=(e,t=null)=>Cu(e,t,!0).toStack(),Fu=e=>Cu(e).setIntent(!0).toStack();Ri("toVar",Mu),Ri("toConst",Bu),Ri("toVarIntent",Fu);class Lu extends di{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}generateNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const Pu=(e,t,r=null)=>new Lu(en(e),t,r);class Du extends di{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=Pu(e,"VERTEX"),this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}generateNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=Pu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(ei.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(ei.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,ei.VERTEX);e.flowNodeFromShaderStage(ei.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Uu=nn(Du).setParameterLength(1,2),Iu=e=>Uu(e);Ri("toVarying",Uu),Ri("toVertexStage",Iu);const Ou=dn(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return ou(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Vu=dn(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return ou(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),ku="WorkingColorSpace";class Gu extends pi{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===ku?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=wn(Ou(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=wn(Ln(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=wn(Vu(i.rgb),i.a)),i):i}}const zu=(e,t)=>new Gu(en(e),ku,t),$u=(e,t)=>new Gu(en(e),t,ku);Ri("workingToColorSpace",zu),Ri("colorSpaceToWorking",$u);let Wu=class extends ci{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class Hu extends di{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=ti.OBJECT}setGroup(e){return this.group=e,this}element(e){return new Wu(this,en(e))}setNodeType(e){const t=Na(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew qu(e,t,r);class Xu extends pi{static get type(){return"ToneMappingNode"}constructor(e,t=Qu,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return ks(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=wn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const Ku=(e,t,r)=>new Xu(e,en(t),en(r)),Qu=ju("toneMappingExposure","float");Ri("toneMapping",(e,t,r)=>Ku(t,r,e));const Yu=new WeakMap;function Zu(e,t){let r=Yu.get(e);return void 0===r&&(r=new b(e,t),Yu.set(e,r)),r}class Ju extends xi{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){let t;if(0===this.bufferStride&&0===this.bufferOffset){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}generateNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?Zu(s.array,i):Zu(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.getBufferAttributeFromNode(this,t),s=e.getPropertyName(r);let i=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=s,i=s;else{i=Uu(this).build(e,t)}return i}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function el(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Ln(new Ju(e,"vec3",9,0).setUsage(i).setInstanced(n),new Ju(e,"vec3",9,3).setUsage(i).setInstanced(n),new Ju(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?Pn(new Ju(e,"vec4",16,0).setUsage(i).setInstanced(n),new Ju(e,"vec4",16,4).setUsage(i).setInstanced(n),new Ju(e,"vec4",16,8).setUsage(i).setInstanced(n),new Ju(e,"vec4",16,12).setUsage(i).setInstanced(n)):new Ju(e,t,r,s).setUsage(i)}const tl=(e,t=null,r=0,s=0)=>el(e,t,r,s),rl=(e,t=null,r=0,s=0)=>el(e,t,r,s,f,!0),sl=(e,t=null,r=0,s=0)=>el(e,t,r,s,x,!0);Ri("toAttribute",e=>tl(e.value));class il extends di{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.version=1,this.name="",this.updateBeforeType=ti.OBJECT,this.onInitFunction=null}setCount(e){return this.count=e,this}getCount(){return this.count}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Us),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");""!==t&&e.addLineFlowCode(t,this)}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const nl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements",new Us);for(let e=0;enl(e,r).setCount(t);Ri("compute",al),Ri("computeKernel",nl);class ol extends di{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}generateNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const ul=e=>new ol(en(e));function ll(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),ul(e).setParent(t)}Ri("cache",ll),Ri("isolate",ul);class dl extends di{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}generateNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const cl=nn(dl).setParameterLength(2);Ri("bypass",cl);const hl=dn(([e,t,r,s=fn(0),i=fn(1),n=xn(!1)])=>{let a=e.sub(t).div(r.sub(t));return Yi(n)&&(a=a.clamp()),a.mul(i.sub(s)).add(s)});Ri("remap",hl),Ri("remapClamp",function(e,t,r,s=fn(0),i=fn(1)){return hl(e,t,r,s,i,!0)});class pl extends di{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const gl=nn(pl).setParameterLength(1,2),ml=e=>(e?Tu(e,gl("discard")):gl("discard")).toStack();Ri("discard",ml);class fl extends pi{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t}}const yl=(e,t=null,r=null)=>new fl(en(e),t,r);Ri("renderOutput",yl);class bl extends pi{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}generateNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e);if(null!==t)t(e,r);else{const t="--- TSL debug - "+e.shaderStage+" shader ---",s="-".repeat(t.length);let i="";i+="// #"+t+"#\n",i+=e.flow.code.replace(/^\t/gm,"")+"\n",i+="/* ... */ "+r+" /* ... */\n",i+="// #"+s+"#\n",_(i)}return r}}const xl=(e,t=null)=>new bl(en(e),t).toStack();Ri("debug",xl);class Tl{constructor(){this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class _l extends di{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=ti.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}generateNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==Tl&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function vl(e,t="",r=null){return(e=en(e)).before(new _l(e,t,r))}Ri("toInspector",vl);class Nl extends di{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}generateNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return Uu(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const Sl=(e,t=null)=>new Nl(e,t),Rl=(e=0)=>Sl("uv"+(e>0?e:""),"vec2");class Al extends di{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const El=nn(Al).setParameterLength(1,2);class wl extends va{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=ti.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const Cl=nn(wl).setParameterLength(1);class Ml extends Error{constructor(e,t=null){super(e),this.name="NodeError",this.stackTrace=t}}const Bl=new N;class Fl extends va{static get type(){return"TextureNode"}constructor(e=Bl,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=ti.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}generateNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return Rl(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=Na(this.value.matrix)),this._matrixUniform.mul(Sn(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=Na(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(yn(El(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Ml("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().",this.stackTrace);const s=dn(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?ti.OBJECT:ti.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this));let n=null,a=null;if(null!==this.compareNode)if(e.renderer.hasCompatibility(A.TEXTURE_COMPARE))n=this.compareNode;else{const e=r.compareFunction;null===e||e===E||e===w||e===C||e===M?a=this.compareNode:(n=this.compareNode,v('TSL: Only "LessCompare", "LessEqualCompare", "GreaterCompare" and "GreaterEqualCompare" are supported for depth texture comparison fallback.'))}t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=n,t.compareStepNode=a,t.gradNode=this.gradNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;let d;return d=i?e.generateTextureBias(l,t,r,i,n,u):o?e.generateTextureGrad(l,t,r,o,n,u):a?e.generateTextureCompare(l,t,r,a,n,u):!1===this.sampler?e.generateTextureLoad(l,t,r,s,n,u):s?e.generateTextureLevel(l,t,r,s,n,u):e.generateTexture(l,t,r,n,u),d}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this),a=this.getNodeType(e);let o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:u,biasNode:l,compareNode:d,compareStepNode:c,depthNode:h,gradNode:p,offsetNode:g}=s,m=this.generateUV(e,t),f=u?u.build(e,"float"):null,y=l?l.build(e,"float"):null,b=h?h.build(e,"int"):null,x=d?d.build(e,"float"):null,T=c?c.build(e,"float"):null,_=p?[p[0].build(e,"vec2"),p[1].build(e,"vec2")]:null,v=g?this.generateOffset(e,g):null;let N=b;null===N&&r.isArrayTexture&&!0!==this.isTexture3DNode&&(N="0");const S=e.getVarFromNode(this);o=e.getPropertyName(S);let R=this.generateSnippet(e,i,m,f,y,N,x,_,v);if(null!==T){const t=r.compareFunction;R=t===C||t===M?Xo(gl(R,a),gl(T,"float")).build(e,a):Xo(gl(T,"float"),gl(R,a)).build(e,a)}e.addLineFlowCode(`${o} = ${R}`,this),n.snippet=R,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=$u(gl(u,a),r.colorSpace).setup(e).build(e,a)),e.format(u,a,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}sample(e){const t=this.clone();return t.uvNode=en(e),t.referenceNode=this.getBase(),en(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=en(e).mul(Cl(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===B||r.magFilter===B)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),en(t)}level(e){const t=this.clone();return t.levelNode=en(e),t.referenceNode=this.getBase(),en(t)}size(e){return El(this,e)}bias(e){const t=this.clone();return t.biasNode=en(e),t.referenceNode=this.getBase(),en(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=en(e),t.referenceNode=this.getBase(),en(t)}grad(e,t){const r=this.clone();return r.gradNode=[en(e),en(t)],r.referenceNode=this.getBase(),en(r)}depth(e){const t=this.clone();return t.depthNode=en(e),t.referenceNode=this.getBase(),en(t)}offset(e){const t=this.clone();return t.offsetNode=en(e),t.referenceNode=this.getBase(),en(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}const Ll=nn(Fl).setParameterLength(1,4).setName("texture"),Pl=(e=Bl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=en(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=en(t)),null!==r&&(i.levelNode=en(r)),null!==s&&(i.biasNode=en(s))):i=Ll(e,t,r,s),i},Dl=(...e)=>Pl(...e).setSampler(!1);class Ul extends va{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const Il=(e,t,r)=>new Ul(e,t,r);class Ol extends ci{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(e),s=this.node.getPaddedType();return e.format(t,s,r)}}class Vl extends Ul{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Xs(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=ti.RENDER,this.isArrayBufferNode=!0}generateNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rnew Vl(e,t);class Gl extends di{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}const zl=nn(Gl).setParameterLength(1);let $l,Wl;class Hl extends di{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}generateNodeType(){return this.scope===Hl.DPR?"float":this.scope===Hl.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=ti.NONE;return this.scope!==Hl.SIZE&&this.scope!==Hl.VIEWPORT&&this.scope!==Hl.DPR||(e=ti.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===Hl.VIEWPORT?null!==t?Wl.copy(t.viewport):(e.getViewport(Wl),Wl.multiplyScalar(e.getPixelRatio())):this.scope===Hl.DPR?this._output.value=e.getPixelRatio():null!==t?($l.width=t.width,$l.height=t.height):e.getDrawingBufferSize($l)}setup(){const e=this.scope;let r=null;return r=e===Hl.SIZE?Na($l||($l=new t)):e===Hl.VIEWPORT?Na(Wl||(Wl=new s)):e===Hl.DPR?Na(1):Tn(Kl.div(Xl)),this._output=r,r}generate(e){if(this.scope===Hl.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(Xl).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}Hl.COORDINATE="coordinate",Hl.VIEWPORT="viewport",Hl.SIZE="size",Hl.UV="uv",Hl.DPR="dpr";const ql=an(Hl,Hl.DPR),jl=an(Hl,Hl.UV),Xl=an(Hl,Hl.SIZE),Kl=an(Hl,Hl.COORDINATE),Ql=an(Hl,Hl.VIEWPORT),Yl=Ql.zw,Zl=Kl.sub(Ql.xy),Jl=Zl.div(Yl),ed=dn(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Us),Xl),"vec2").once()();let td=null,rd=null,sd=null,id=null,nd=null,ad=null,od=null,ud=null,ld=null,dd=null,cd=null,hd=null,pd=null,gd=null;const md=Na(0,"uint").setName("u_cameraIndex").setGroup(ba("cameraIndex")).toVarying("v_cameraIndex"),fd=Na("float").setName("cameraNear").setGroup(Ta).onRenderUpdate(({camera:e})=>e.near),yd=Na("float").setName("cameraFar").setGroup(Ta).onRenderUpdate(({camera:e})=>e.far),bd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);null===rd?rd=kl(r).setGroup(Ta).setName("cameraProjectionMatrices"):rd.array=r,t=rd.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):md).toConst("cameraProjectionMatrix")}else null===td&&(td=Na(e.projectionMatrix).setName("cameraProjectionMatrix").setGroup(Ta).onRenderUpdate(({camera:e})=>e.projectionMatrix)),t=td;return t}).once()(),xd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);null===id?id=kl(r).setGroup(Ta).setName("cameraProjectionMatricesInverse"):id.array=r,t=id.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):md).toConst("cameraProjectionMatrixInverse")}else null===sd&&(sd=Na(e.projectionMatrixInverse).setName("cameraProjectionMatrixInverse").setGroup(Ta).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse)),t=sd;return t}).once()(),Td=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);null===ad?ad=kl(r).setGroup(Ta).setName("cameraViewMatrices"):ad.array=r,t=ad.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):md).toConst("cameraViewMatrix")}else null===nd&&(nd=Na(e.matrixWorldInverse).setName("cameraViewMatrix").setGroup(Ta).onRenderUpdate(({camera:e})=>e.matrixWorldInverse)),t=nd;return t}).once()(),_d=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);null===ud?ud=kl(r).setGroup(Ta).setName("cameraWorldMatrices"):ud.array=r,t=ud.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):md).toConst("cameraWorldMatrix")}else null===od&&(od=Na(e.matrixWorld).setName("cameraWorldMatrix").setGroup(Ta).onRenderUpdate(({camera:e})=>e.matrixWorld)),t=od;return t}).once()(),vd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);null===dd?dd=kl(r).setGroup(Ta).setName("cameraNormalMatrices"):dd.array=r,t=dd.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):md).toConst("cameraNormalMatrix")}else null===ld&&(ld=Na(e.normalMatrix).setName("cameraNormalMatrix").setGroup(Ta).onRenderUpdate(({camera:e})=>e.normalMatrix)),t=ld;return t}).once()(),Nd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld))),t=cd;return t}).once()(),Sd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);null===gd?gd=kl(r,"vec4").setGroup(Ta).setName("cameraViewports"):gd.array=r,t=gd.element(md).toConst("cameraViewport")}else null===pd&&(pd=wn(0,0,Xl.x,Xl.y).toConst("cameraViewport")),t=pd;return t}).once()(),Rd=new F;class Ad extends di{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=ti.OBJECT,this.uniformNode=new va(null)}generateNodeType(){const e=this.scope;return e===Ad.WORLD_MATRIX?"mat4":e===Ad.POSITION||e===Ad.VIEW_POSITION||e===Ad.DIRECTION||e===Ad.SCALE?"vec3":e===Ad.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===Ad.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===Ad.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===Ad.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===Ad.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===Ad.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===Ad.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),Rd.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=Rd.radius}}generate(e){const t=this.scope;return t===Ad.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===Ad.POSITION||t===Ad.VIEW_POSITION||t===Ad.DIRECTION||t===Ad.SCALE?this.uniformNode.nodeType="vec3":t===Ad.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}Ad.WORLD_MATRIX="worldMatrix",Ad.POSITION="position",Ad.SCALE="scale",Ad.VIEW_POSITION="viewPosition",Ad.DIRECTION="direction",Ad.RADIUS="radius";const Ed=nn(Ad,Ad.DIRECTION).setParameterLength(1),wd=nn(Ad,Ad.WORLD_MATRIX).setParameterLength(1),Cd=nn(Ad,Ad.POSITION).setParameterLength(1),Md=nn(Ad,Ad.SCALE).setParameterLength(1),Bd=nn(Ad,Ad.VIEW_POSITION).setParameterLength(1),Fd=nn(Ad,Ad.RADIUS).setParameterLength(1);class Ld extends Ad{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const Pd=an(Ld,Ld.DIRECTION),Dd=an(Ld,Ld.WORLD_MATRIX),Ud=an(Ld,Ld.POSITION),Id=an(Ld,Ld.SCALE),Od=an(Ld,Ld.VIEW_POSITION),Vd=an(Ld,Ld.RADIUS),kd=Na(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),Gd=Na(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),zd=dn(e=>e.context.modelViewMatrix||$d).once()().toVar("modelViewMatrix"),$d=Td.mul(Dd),Wd=dn(e=>(e.context.isHighPrecisionModelViewMatrix=!0,Na("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),Hd=dn(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return Na("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),qd=dn(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),wn()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),jd=Sl("position","vec3"),Xd=jd.toVarying("positionLocal"),Kd=jd.toVarying("positionPrevious"),Qd=dn(e=>Dd.mul(Xd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Yd=dn(()=>Xd.transformDirection(Dd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Zd=dn(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=xd.mul(qd);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),Jd=dn(e=>{let t;return t=e.camera.isOrthographicCamera?Sn(0,0,1):Zd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class ec extends di{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===L?"false":e.getFrontFacing()}}const tc=an(ec),rc=fn(tc).mul(2).sub(1),sc=dn(([e],{material:t})=>{const r=t.side;return r===L?e=e.mul(-1):r===P&&(e=e.mul(rc)),e}),ic=Sl("normal","vec3"),nc=dn(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),Sn(0,1,0)):ic,"vec3").once()().toVar("normalLocal"),ac=Zd.dFdx().cross(Zd.dFdy()).normalize().toVar("normalFlat"),oc=dn(e=>{let t;return t=e.isFlatShading()?ac:pc(nc).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),uc=dn(e=>{let t=oc.transformDirection(Td);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),lc=dn(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=oc,!0!==e.isFlatShading()&&(t=sc(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),dc=lc.transformDirection(Td).toVar("normalWorld"),cc=dn(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?lc:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),hc=dn(([e,t=Dd])=>{const r=Ln(t),s=e.div(Sn(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),pc=dn(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=kd.mul(e);return Td.transformDirection(s)}),gc=dn(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),lc)).once(["NORMAL","VERTEX"])(),mc=dn(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),dc)).once(["NORMAL","VERTEX"])(),fc=dn(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),cc)).once(["NORMAL","VERTEX"])(),yc=new D,bc=new a,xc=Na(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),Tc=Na(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),_c=Na(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?(yc.copy(r),bc.makeRotationFromEuler(yc)):bc.identity(),bc}),vc=Jd.negate().reflect(lc),Nc=Jd.negate().refract(lc,xc),Sc=vc.transformDirection(Td).toVar("reflectVector"),Rc=Nc.transformDirection(Td).toVar("reflectVector"),Ac=new U;class Ec extends Fl{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===I?Sc:e.mapping===O?Rc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),Sn(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?Sn(t.x,t.y.negate(),t.z):t:(e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=Sn(t.x.negate(),t.yz)),_c.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const wc=nn(Ec).setParameterLength(1,4).setName("cubeTexture"),Cc=(e=Ac,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=en(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=en(t)),null!==r&&(i.levelNode=en(r)),null!==s&&(i.biasNode=en(s))):i=wc(e,t,r,s),i};class Mc extends ci{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(e),s=this.getNodeType(e);return e.format(t,r,s)}}class Bc extends di{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=ti.OBJECT}element(e){return new Mc(this,en(e))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?Il(null,e,this.count):Array.isArray(this.getValueFromReference())?kl(null,e):"texture"===e?Pl(null):"cubeTexture"===e?Cc(null):Na(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Bc(e,t,r),Lc=(e,t,r,s)=>new Bc(e,t,s,r);class Pc extends Bc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const Dc=(e,t,r=null)=>new Pc(e,t,r),Uc=Rl(),Ic=Zd.dFdx(),Oc=Zd.dFdy(),Vc=Uc.dFdx(),kc=Uc.dFdy(),Gc=lc,zc=Oc.cross(Gc),$c=Gc.cross(Ic),Wc=zc.mul(Vc.x).add($c.mul(kc.x)),Hc=zc.mul(Vc.y).add($c.mul(kc.y)),qc=Wc.dot(Wc).max(Hc.dot(Hc)),jc=qc.equal(0).select(0,qc.inverseSqrt()),Xc=Wc.mul(jc).toVar("tangentViewFrame"),Kc=Hc.mul(jc).toVar("bitangentViewFrame"),Qc=Sl("tangent","vec4"),Yc=Qc.xyz.toVar("tangentLocal"),Zc=dn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?zd.mul(wn(Yc,0)).xyz.toVarying("v_tangentView").normalize():Xc,!0!==e.isFlatShading()&&(t=sc(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),Jc=Zc.transformDirection(Td).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),eh=dn(([e,t],r)=>{let s=e.mul(Qc.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),th=eh(ic.cross(Qc),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),rh=eh(nc.cross(Yc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),sh=dn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?eh(lc.cross(Zc),"v_bitangentView").normalize():Kc,!0!==e.isFlatShading()&&(t=sc(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),ih=eh(dc.cross(Jc),"v_bitangentWorld").normalize().toVar("bitangentWorld"),nh=Ln(Zc,sh,lc).toVar("TBNViewMatrix"),ah=Jd.mul(nh),oh=dn(()=>{let e=ta.cross(Jd);return e=e.cross(ta).normalize(),e=ou(e,lc,Jn.mul($n.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),uh=e=>en(e).mul(.5).add(.5),lh=e=>Sn(e,To(lu(fn(1).sub(Zo(e,e)))));class dh extends pi{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=V,this.unpackNormalMode=k}setup(e){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===V?s===G?i=lh(i.xy):s===z?i=lh(i.yw):s!==k&&console.error(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==k&&console.error(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.isFlatShading()&&(t=sc(t)),i=Sn(i.xy.mul(t),i.z)}let n=null;return t===$?n=pc(i):t===V?n=nh.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=lc),n}}const ch=nn(dh).setParameterLength(1,2),hh=dn(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||Rl()),forceUVContext:!0}),s=fn(r(e=>e));return Tn(fn(r(e=>e.add(e.dFdx()))).sub(s),fn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),ph=dn(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(rc),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class gh extends pi{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=hh({textureNode:this.textureNode,bumpScale:e});return ph({surf_pos:Zd,surf_norm:lc,dHdxy:t})}}const mh=nn(gh).setParameterLength(1,2),fh=new Map;class yh extends di{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=fh.get(e);return void 0===r&&(r=Dc(e,t),fh.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===yh.COLOR){const e=void 0!==t.color?this.getColor(r):Sn();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===yh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===yh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:fn(1);else if(r===yh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===yh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===yh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===yh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===yh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===yh.NORMAL)t.normalMap?(s=ch(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=W&&t.normalMap.format!=H&&t.normalMap.format!=q||(s.unpackNormalMode=G)):s=t.bumpMap?mh(this.getTexture("bump").r,this.getFloat("bumpScale")):lc;else if(r===yh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===yh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===yh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?ch(this.getTexture(r),this.getCache(r+"Scale","vec2")):lc;else if(r===yh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===yh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===yh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Fn(tp.x,tp.y,tp.y.negate(),tp.x).mul(e.rg.mul(2).sub(Tn(1)).normalize().mul(e.b))}else s=tp;else if(r===yh.IRIDESCENCE_THICKNESS){const e=Fc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=Fc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===yh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===yh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===yh.IOR)s=this.getFloat(r);else if(r===yh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===yh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===yh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):fn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}yh.ALPHA_TEST="alphaTest",yh.COLOR="color",yh.OPACITY="opacity",yh.SHININESS="shininess",yh.SPECULAR="specular",yh.SPECULAR_STRENGTH="specularStrength",yh.SPECULAR_INTENSITY="specularIntensity",yh.SPECULAR_COLOR="specularColor",yh.REFLECTIVITY="reflectivity",yh.ROUGHNESS="roughness",yh.METALNESS="metalness",yh.NORMAL="normal",yh.CLEARCOAT="clearcoat",yh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",yh.CLEARCOAT_NORMAL="clearcoatNormal",yh.EMISSIVE="emissive",yh.ROTATION="rotation",yh.SHEEN="sheen",yh.SHEEN_ROUGHNESS="sheenRoughness",yh.ANISOTROPY="anisotropy",yh.IRIDESCENCE="iridescence",yh.IRIDESCENCE_IOR="iridescenceIOR",yh.IRIDESCENCE_THICKNESS="iridescenceThickness",yh.IOR="ior",yh.TRANSMISSION="transmission",yh.THICKNESS="thickness",yh.ATTENUATION_DISTANCE="attenuationDistance",yh.ATTENUATION_COLOR="attenuationColor",yh.LINE_SCALE="scale",yh.LINE_DASH_SIZE="dashSize",yh.LINE_GAP_SIZE="gapSize",yh.LINE_WIDTH="linewidth",yh.LINE_DASH_OFFSET="dashOffset",yh.POINT_SIZE="size",yh.DISPERSION="dispersion",yh.LIGHT_MAP="light",yh.AO="ao";const bh=an(yh,yh.ALPHA_TEST),xh=an(yh,yh.COLOR),Th=an(yh,yh.SHININESS),_h=an(yh,yh.EMISSIVE),vh=an(yh,yh.OPACITY),Nh=an(yh,yh.SPECULAR),Sh=an(yh,yh.SPECULAR_INTENSITY),Rh=an(yh,yh.SPECULAR_COLOR),Ah=an(yh,yh.SPECULAR_STRENGTH),Eh=an(yh,yh.REFLECTIVITY),wh=an(yh,yh.ROUGHNESS),Ch=an(yh,yh.METALNESS),Mh=an(yh,yh.NORMAL),Bh=an(yh,yh.CLEARCOAT),Fh=an(yh,yh.CLEARCOAT_ROUGHNESS),Lh=an(yh,yh.CLEARCOAT_NORMAL),Ph=an(yh,yh.ROTATION),Dh=an(yh,yh.SHEEN),Uh=an(yh,yh.SHEEN_ROUGHNESS),Ih=an(yh,yh.ANISOTROPY),Oh=an(yh,yh.IRIDESCENCE),Vh=an(yh,yh.IRIDESCENCE_IOR),kh=an(yh,yh.IRIDESCENCE_THICKNESS),Gh=an(yh,yh.TRANSMISSION),zh=an(yh,yh.THICKNESS),$h=an(yh,yh.IOR),Wh=an(yh,yh.ATTENUATION_DISTANCE),Hh=an(yh,yh.ATTENUATION_COLOR),qh=an(yh,yh.LINE_SCALE),jh=an(yh,yh.LINE_DASH_SIZE),Xh=an(yh,yh.LINE_GAP_SIZE),Kh=an(yh,yh.LINE_WIDTH),Qh=an(yh,yh.LINE_DASH_OFFSET),Yh=an(yh,yh.POINT_SIZE),Zh=an(yh,yh.DISPERSION),Jh=an(yh,yh.LIGHT_MAP),ep=an(yh,yh.AO),tp=Na(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),rp=dn(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class sp extends ci{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const ip=nn(sp).setParameterLength(2);class np extends Ul{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=$s(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=si.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){let t;if(0===this.bufferCount){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return ip(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(si.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=tl(this.value),this._varying=Uu(this._attribute)),{attribute:this._attribute,varying:this._varying}}generateNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generateNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const ap=(e,t=null,r=0)=>new np(e,t,r);class op extends di{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===op.VERTEX)s=e.getVertexIndex();else if(r===op.INSTANCE)s=e.getInstanceIndex();else if(r===op.DRAW)s=e.getDrawIndex();else if(r===op.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===op.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==op.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Uu(this).build(e,t)}return i}}op.VERTEX="vertex",op.INSTANCE="instance",op.SUBGROUP="subgroup",op.INVOCATION_LOCAL="invocationLocal",op.INVOCATION_SUBGROUP="invocationSubgroup",op.DRAW="draw";const up=an(op,op.VERTEX),lp=an(op,op.INSTANCE),dp=an(op,op.SUBGROUP),cp=an(op,op.INVOCATION_SUBGROUP),hp=an(op,op.INVOCATION_LOCAL),pp=an(op,op.DRAW);class gp extends di{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=ti.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=ap(s,"vec3",Math.max(s.count,1)).element(lp);else{const e=new j(s.array,3),t=s.usage===x?sl:rl;this.bufferColor=e,r=Sn(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(Xd).xyz;if(Xd.assign(n),e.needsPreviousData()&&Kd.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=hc(nc,t);nc.assign(e)}null!==this.instanceColorNode&&Vn("vec3","vInstanceColor").assign(this.instanceColorNode)}update(e){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version)),null!==this.previousInstanceMatrixNode&&e.object.previousInstanceMatrix.array.set(this.instanceMatrix.array)}getPreviousInstancedPosition(e){const t=e.object;return null===this.previousInstanceMatrixNode&&(t.previousInstanceMatrix=this.instanceMatrix.clone(),this.previousInstanceMatrixNode=this._createInstanceMatrixNode(!1,e)),this.previousInstanceMatrixNode.mul(Kd).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=ap(s,"mat4",Math.max(i,1)).element(lp);else{if(16*i*4<=t.getUniformBufferLimit())r=Il(s.array,"mat4",Math.max(i,1)).element(lp);else{const t=new X(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?sl:rl,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=Pn(...n)}}return r}}const mp=nn(gp).setParameterLength(2,3);class fp extends gp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const yp=nn(fp).setParameterLength(1);class bp extends di{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=lp:this.batchingIdNode=pp);const t=dn(([e])=>{const t=yn(El(Dl(this.batchMesh._indirectTexture),0).x).toConst(),r=yn(e).mod(t).toConst(),s=yn(e).div(t).toConst();return Dl(this.batchMesh._indirectTexture,_n(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(yn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=yn(El(Dl(s),0).x).toConst(),n=fn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=Pn(Dl(s,_n(a,o)),Dl(s,_n(a.add(1),o)),Dl(s,_n(a.add(2),o)),Dl(s,_n(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=dn(([e])=>{const t=yn(El(Dl(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Dl(l,_n(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);Vn("vec3","vBatchColor").assign(t)}const d=Ln(u);Xd.assign(u.mul(Xd));const c=nc.div(Sn(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;nc.assign(h),e.hasGeometryAttribute("tangent")&&Yc.mulAssign(d)}}const xp=nn(bp).setParameterLength(1),Tp=new WeakMap;class _p extends di{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=ti.OBJECT,this.skinIndexNode=Sl("skinIndex","uvec4"),this.skinWeightNode=Sl("skinWeight","vec4"),this.bindMatrixNode=Fc("bindMatrix","mat4"),this.bindMatrixInverseNode=Fc("bindMatrixInverse","mat4"),this.boneMatricesNode=Lc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Xd,this.toPositionNode=Xd,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=Fa(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormalAndTangent(e=this.boneMatricesNode,t=nc,r=Yc){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:n,bindMatrixInverseNode:a}=this,o=e.element(s.x),u=e.element(s.y),l=e.element(s.z),d=e.element(s.w);let c=Fa(i.x.mul(o),i.y.mul(u),i.z.mul(l),i.w.mul(d));c=a.mul(c).mul(n);return{skinNormal:c.transformDirection(t).xyz,skinTangent:c.transformDirection(r).xyz}}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=Lc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Kd)}setup(e){e.needsPreviousData()&&Kd.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const{skinNormal:t,skinTangent:r}=this.getSkinnedNormalAndTangent();nc.assign(t),e.hasGeometryAttribute("tangent")&&Yc.assign(r)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;Tp.get(t)!==e.frameId&&(Tp.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const vp=e=>new _p(e);class Np extends di{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number.",this.stackTrace),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew Np(sn(e,"int")).toStack(),Rp=()=>gl("break").toStack(),Ap=new WeakMap,Ep=new s,wp=dn(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=yn(up).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Dl(e,_n(u,o)).depth(i).xyz.mul(t)});class Cp extends di{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=Na(1),this.updateType=ti.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=Ap.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new K(m,h,p,a);f.type=Q,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=fn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Dl(this.mesh.morphTexture,_n(yn(e).add(1),yn(lp))).r):t.assign(Fc("morphTargetInfluences","float").element(e).toVar()),pn(t.notEqual(0),()=>{!0===s&&Xd.addAssign(wp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:yn(0)})),!0===i&&nc.addAssign(wp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:yn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const Mp=nn(Cp).setParameterLength(1);class Bp extends di{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class Fp extends Bp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class Lp extends _u{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:Sn().toVar("directDiffuse"),directSpecular:Sn().toVar("directSpecular"),indirectDiffuse:Sn().toVar("indirectDiffuse"),indirectSpecular:Sn().toVar("indirectSpecular")};return{radiance:Sn().toVar("radiance"),irradiance:Sn().toVar("irradiance"),iblIrradiance:Sn().toVar("iblIrradiance"),ambientOcclusion:fn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const Pp=nn(Lp);class Dp extends Bp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const Up=new t;class Ip extends Fl{static get type(){return"ViewportTextureNode"}constructor(e=jl,t=null,r=null){let s=null;null===r?(s=new Y,s.minFilter=Z,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=ti.RENDER,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;return this.value=this.getTextureForReference(i),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;null===i?t.getDrawingBufferSize(Up):i.getDrawingBufferSize?i.getDrawingBufferSize(Up):Up.set(i.width,i.height);const n=this.getTextureForReference(i);n.image.width===Up.width&&n.image.height===Up.height||(n.image.width=Up.width,n.image.height=Up.height,n.needsUpdate=!0);const a=n.generateMipmaps;n.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(n),n.generateMipmaps=a}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const Op=nn(Ip).setParameterLength(0,3),Vp=nn(Ip,null,null,{generateMipmaps:!0}).setParameterLength(0,3),kp=Vp(),Gp=(e=jl,t=null)=>kp.sample(e,t);let zp=null;class $p extends Ip{static get type(){return"ViewportDepthTextureNode"}constructor(e=jl,t=null,r=null){null===r&&(null===zp&&(zp=new J),r=zp),super(e,t,r)}}const Wp=nn($p).setParameterLength(0,3);class Hp extends di{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===Hp.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===Hp.DEPTH_BASE)null!==r&&(s=Zp().assign(r));else if(t===Hp.DEPTH)s=e.isPerspectiveCamera?Xp(Zd.z,fd,yd):qp(Zd.z,fd,yd);else if(t===Hp.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Qp(r,fd,yd);s=qp(e,fd,yd)}else s=r;else s=qp(Zd.z,fd,yd);return s}}Hp.DEPTH_BASE="depthBase",Hp.DEPTH="depth",Hp.LINEAR_DEPTH="linearDepth";const qp=(e,t,r)=>e.add(t).div(t.sub(r)),jp=dn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?r.sub(t).mul(e).sub(r):t.sub(r).mul(e).sub(t)),Xp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Kp=(e,t,r)=>t.mul(e.add(r)).div(e.mul(t.sub(r))),Qp=dn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?t.mul(r).div(t.sub(r).mul(e).sub(t)):t.mul(r).div(r.sub(t).mul(e).sub(r))),Yp=(e,t,r)=>{t=t.max(1e-6).toVar();const s=xo(e.negate().div(t)),i=xo(r.div(t));return s.div(i)},Zp=nn(Hp,Hp.DEPTH_BASE),Jp=an(Hp,Hp.DEPTH),eg=nn(Hp,Hp.LINEAR_DEPTH).setParameterLength(0,1),tg=eg(Wp());Jp.assign=e=>Zp(e);class rg extends di{static get type(){return"ClippingNode"}constructor(e=rg.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===rg.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===rg.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return dn(()=>{const r=fn().toVar("distanceToPlane"),s=fn().toVar("distanceToGradient"),i=fn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=kl(t).setGroup(Ta);Sp(n,({i:t})=>{const n=e.element(t);r.assign(Zd.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(cu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=kl(e).setGroup(Ta),n=fn(1).toVar("intersectionClipOpacity");Sp(a,({i:e})=>{const i=t.element(e);r.assign(Zd.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(cu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}kn.a.mulAssign(i),kn.a.equal(0).discard()})()}setupDefault(e,t){return dn(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=kl(t).setGroup(Ta);Sp(r,({i:t})=>{const r=e.element(t);Zd.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=kl(e).setGroup(Ta),r=xn(!0).toVar("clipped");Sp(s,({i:e})=>{const s=t.element(e);r.assign(Zd.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),dn(()=>{const s=kl(e).setGroup(Ta),i=zl(t.getClipDistance());Sp(r,({i:e})=>{const t=s.element(e),r=Zd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}rg.ALPHA_TO_COVERAGE="alphaToCoverage",rg.DEFAULT="default",rg.HARDWARE="hardware";const sg=dn(([e])=>Ro(Pa(1e4,Ao(Pa(17,e.x).add(Pa(.1,e.y)))).mul(Fa(.1,Fo(Ao(Pa(13,e.y).add(e.x))))))),ig=dn(([e])=>sg(Tn(sg(e.xy),e.z))),ng=dn(([e])=>{const t=jo(Po(Io(e.xyz)),Po(Oo(e.xyz))),r=fn(1).div(fn(.05).mul(t)).toVar("pixScale"),s=Tn(yo(vo(xo(r))),yo(No(xo(r)))),i=Tn(ig(vo(s.x.mul(e.xyz))),ig(vo(s.y.mul(e.xyz)))),n=Ro(xo(r)),a=Fa(Pa(n.oneMinus(),i.x),Pa(n,i.y)),o=qo(n,n.oneMinus()),u=Sn(a.mul(a).div(Pa(2,o).mul(La(1,o))),a.sub(Pa(.5,o)).div(La(1,o)),La(1,La(1,a).mul(La(1,a)).div(Pa(2,o).mul(La(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return uu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class ag extends Nl{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const og=(e=0)=>new ag(e),ug=dn(([e,t])=>qo(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),lg=dn(([e,t])=>qo(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),dg=dn(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),cg=dn(([e,t])=>ou(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),Xo(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),hg=dn(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return wn(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),pg=dn(([e])=>wn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),gg=dn(([e])=>(pn(e.a.equal(0),()=>wn(0)),wn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class mg extends ee{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.maskShadowNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Os(t.slice(0,-4)),r.getCacheKey());return this.type+Vs(e)}build(e){this.setup(e)}setupObserver(e){return new Ps(e)}setup(e){e.context.setupNormal=()=>Pu(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();!0===t.contextNode.isContextNode?e.context={...e.context,...t.contextNode.getFlowContextData()}:o('NodeMaterial: "renderer.contextNode" must be an instance of `context()`.'),null!==this.contextNode&&(!0===this.contextNode.isContextNode?e.context={...e.context,...this.contextNode.getFlowContextData()}:o('NodeMaterial: "material.contextNode" must be an instance of `context()`.')),e.addStack();const s=this.setupVertex(e),i=Pu(this.vertexNode||s,"VERTEX");let n;e.context.clipSpace=i,e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=wn(s,kn.a).max(0);n=this.setupOutput(e,i),aa.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&aa.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=wn(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=new rg(rg.ALPHA_TO_COVERAGE):e.stack.addToStack(new rg)}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(new rg(rg.HARDWARE)),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?Yp(Zd.z,fd,yd):qp(Zd.z,fd,yd))}null!==s&&Jp.assign(s).toStack()}setupPositionView(){return zd.mul(Xd).xyz}setupModelViewProjection(){return bd.mul(Zd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),rp}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&Mp(t).toStack(),!0===t.isSkinnedMesh&&vp(t).toStack(),this.displacementMap){const e=Dc("displacementMap","texture"),t=Dc("displacementScale","float"),r=Dc("displacementBias","float");Xd.addAssign(nc.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&xp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&yp(t).toStack(),null!==this.positionNode&&Xd.assign(Pu(this.positionNode,"POSITION","vec3")),Xd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&xn(this.maskNode).not().discard();let s=this.colorNode?wn(this.colorNode):xh;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(og())),t.instanceColor){s=Vn("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=Vn("vec3","vBatchColor").mul(s)}kn.assign(s);const i=this.opacityNode?fn(this.opacityNode):vh;kn.a.assign(kn.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?fn(this.alphaTestNode):bh,!0===this.alphaToCoverage?(kn.a=cu(n,n.add(zo(kn.a)),kn.a),kn.a.lessThanEqual(0).discard()):kn.a.lessThanEqual(n).discard()),!0===this.alphaHash&&kn.a.lessThan(ng(Xd)).discard(),e.isOpaque()&&kn.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Sn(0):kn.rgb}setupNormal(){return this.normalNode?Sn(this.normalNode):Mh}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?Dc("envMap","cubeTexture"):Dc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Dp(Jh)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=ep),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new Fp(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=Pp(n,t,r,s)}else null!==r&&(a=Sn(null!==s?ou(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(zn.assign(Sn(i||_h)),a=a.add(zn)),a}setupFog(e,t){const r=e.fogNode;return r&&(aa.assign(t),t=wn(r.toVar())),t}setupPremultipliedAlpha(e,t){return pg(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=ee.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.maskShadowNode=e.maskShadowNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const fg=new te;class yg extends mg{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(fg),this.setValues(e)}}const bg=new re;class xg extends mg{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(bg),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?fn(this.offsetNode):Qh,t=this.dashScaleNode?fn(this.dashScaleNode):qh,r=this.dashSizeNode?fn(this.dashSizeNode):jh,s=this.gapSizeNode?fn(this.gapSizeNode):Xh;oa.assign(r),ua.assign(s);const i=Uu(Sl("lineDistance").mul(t));(e?i.add(e):i).mod(oa.add(ua)).greaterThan(oa).discard()}}const Tg=new re;class _g extends mg{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(Tg),this.vertexColors=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=se,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.vertexColors,i=this._useDash,n=this._useWorldUnits,a=dn(({start:e,end:t})=>{const r=bd.element(2).element(2),s=bd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return wn(ou(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=dn(()=>{const e=Sl("instanceStart"),t=Sl("instanceEnd"),r=wn(zd.mul(wn(e,1))).toVar("start"),s=wn(zd.mul(wn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?fn(this.dashScaleNode):qh,t=this.offsetNode?fn(this.offsetNode):Qh,r=Sl("instanceDistanceStart"),s=Sl("instanceDistanceEnd");let i=jd.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),Vn("float","lineDistance").assign(i)}n&&(Vn("vec3","worldStart").assign(r.xyz),Vn("vec3","worldEnd").assign(s.xyz));const o=Ql.z.div(Ql.w),u=bd.element(2).element(3).equal(-1);pn(u,()=>{pn(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=bd.mul(r),d=bd.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=wn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=ou(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=Vn("vec4","worldPos");o.assign(jd.y.lessThan(.5).select(r,s));const u=Kh.mul(.5);o.addAssign(wn(jd.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(wn(jd.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(wn(a.mul(u),0)),pn(jd.y.greaterThan(1).or(jd.y.lessThan(0)),()=>{o.subAssign(wn(a.mul(2).mul(u),0))})),g.assign(bd.mul(o));const l=Sn().toVar();l.assign(jd.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=Tn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(jd.x.lessThan(0).select(e.negate(),e)),pn(jd.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(jd.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Kh)),e.assign(e.div(Ql.w.div(ql))),g.assign(jd.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(wn(e,0,0)))}return g})();const o=dn(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return Tn(h,p)});if(this.colorNode=dn(()=>{const e=Rl();if(i){const t=this.dashSizeNode?fn(this.dashSizeNode):jh,r=this.gapSizeNode?fn(this.gapSizeNode):Xh;oa.assign(t),ua.assign(r);const s=Vn("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(oa.add(ua)).greaterThan(oa).discard()}const a=fn(1).toVar("alpha");if(n){const e=Vn("vec3","worldStart"),s=Vn("vec3","worldEnd"),n=Vn("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:Sn(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(Kh);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(cu(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=fn(s.fwidth()).toVar("dlen");pn(e.y.abs().greaterThan(1),()=>{a.assign(cu(i.oneMinus(),i.add(1),s).oneMinus())})}else pn(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=Sl("instanceColorStart"),t=Sl("instanceColorEnd");u=jd.y.lessThan(.5).select(e,t).mul(xh)}else u=xh;return wn(u,a)})(),this.transparent){const e=this.opacityNode?fn(this.opacityNode):vh;this.outputNode=wn(this.colorNode.rgb.mul(e).add(Gp().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const vg=new ie;class Ng extends mg{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(vg),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?fn(this.opacityNode):vh;kn.assign($u(wn(uh(lc),e),ne))}}const Sg=dn(([e=Yd])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return Tn(t,r)});class Rg extends ae{constructor(e=1,t={}){super(e,e,t),this.isCubeRenderTarget=!0;const r={width:e,height:e,depth:1},s=[r,r,r,r,r,r];this.texture=new U(s),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new oe(5,5,5),n=Sg(Yd),a=new mg;a.colorNode=Pl(t,n,0),a.side=L,a.blending=se;const o=new ue(i,a),u=new le;u.add(o),t.minFilter===Z&&(t.minFilter=de);const l=new ce(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.generateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}clear(e,t=!0,r=!0,s=!0){const i=e.getRenderTarget();for(let i=0;i<6;i++)e.setRenderTarget(this,i),e.clear(t,r,s);e.setRenderTarget(i)}}const Ag=new WeakMap;class Eg extends pi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=Cc(null);const t=new U;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=ti.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===he||r===pe){if(Ag.has(e)){const t=Ag.get(e);Cg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new Rg(r.height);s.fromEquirectangularTexture(t,e),Cg(s.texture,e.mapping),this._cubeTexture=s.texture,Ag.set(e,s.texture),e.addEventListener("dispose",wg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function wg(e){const t=e.target;t.removeEventListener("dispose",wg);const r=Ag.get(t);void 0!==r&&(Ag.delete(t),r.dispose())}function Cg(e,t){t===he?e.mapping=I:t===pe&&(e.mapping=O)}const Mg=nn(Eg).setParameterLength(1);class Bg extends Bp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=Mg(this.envNode)}}class Fg extends Bp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=fn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class Lg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class Pg extends Lg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(wn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(wn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign(kn.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case fe:s.rgb.assign(ou(s.rgb,s.rgb.mul(i.rgb),Ah.mul(Eh)));break;case me:s.rgb.assign(ou(s.rgb,i.rgb,Ah.mul(Eh)));break;case ge:s.rgb.addAssign(i.rgb.mul(Ah.mul(Eh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Dg=new ye;class Ug extends mg{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Dg),this.setValues(e)}setupNormal(){return sc(oc)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Bg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Fg(Jh)),t}setupOutgoingLight(){return kn.rgb}setupLightingModel(){return new Pg}}const Ig=dn(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Og=dn(e=>e.diffuseColor.mul(1/Math.PI)),Vg=dn(({dotNH:e})=>na.mul(fn(.5)).add(1).mul(fn(1/Math.PI)).mul(e.pow(na))),kg=dn(({lightDirection:e})=>{const t=e.add(Jd).normalize(),r=lc.dot(t).clamp(),s=Jd.dot(t).clamp(),i=Ig({f0:ra,f90:1,dotVH:s}),n=fn(.25),a=Vg({dotNH:r});return i.mul(n).mul(a)});class Gg extends Pg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=lc.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Og({diffuseColor:kn.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(kg({lightDirection:e})).mul(Ah))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Og({diffuseColor:kn}))),s.indirectDiffuse.mulAssign(t)}}const zg=new be;class $g extends mg{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(zg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Bg(t):null}setupLightingModel(){return new Gg(!1)}}const Wg=new xe;class Hg extends mg{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Wg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Bg(t):null}setupLightingModel(){return new Gg}setupVariants(){const e=(this.shininessNode?fn(this.shininessNode):Th).max(1e-4);na.assign(e);const t=this.specularNode||Nh;ra.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const qg=dn(e=>{if(!1===e.geometry.hasAttribute("normal"))return fn(0);const t=oc.dFdx().abs().max(oc.dFdy().abs());return t.x.max(t.y).max(t.z)}),jg=dn(e=>{const{roughness:t}=e,r=qg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Xg=dn(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Da(.5,i.add(n).max(no))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Kg=dn(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(Sn(e.mul(r),t.mul(s),a).length()),l=a.mul(Sn(e.mul(i),t.mul(n),o).length());return Da(.5,u.add(l))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),Qg=dn(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),Yg=fn(1/Math.PI),Zg=dn(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=Sn(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return Yg.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),Jg=dn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=lc,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(Jd).normalize(),d=n.dot(e).clamp(),c=n.dot(Jd).clamp(),h=n.dot(l).clamp(),p=Jd.dot(l).clamp();let g,m,f=Ig({f0:t,f90:r,dotVH:p});if(Yi(a)&&(f=Kn.mix(f,i)),Yi(o)){const t=ea.dot(e),r=ea.dot(Jd),s=ea.dot(l),i=ta.dot(e),n=ta.dot(Jd),a=ta.dot(l);g=Kg({alphaT:Zn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Zg({alphaT:Zn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Xg({alpha:u,dotNL:d,dotNV:c}),m=Qg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),em=new 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tm=null;const rm=dn(({roughness:e,dotNV:t})=>{null===tm&&(tm=new Te(em,16,16,W,_e),tm.name="DFG_LUT",tm.minFilter=de,tm.magFilter=de,tm.wrapS=ve,tm.wrapT=ve,tm.generateMipmaps=!1,tm.needsUpdate=!0);const r=Tn(e,t);return Pl(tm,r).rg}),sm=dn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=Jg({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=lc.dot(e).clamp(),l=lc.dot(Jd).clamp(),d=rm({roughness:s,dotNV:l}),c=rm({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=fn(1).sub(g),y=fn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(fn(1).sub(f.mul(y).mul(b).mul(b)).add(no)),T=f.mul(y),_=x.mul(T);return o.add(_)}),im=dn(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=rm({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),nm=dn(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(Sn(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),am=dn(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=fn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return fn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),om=dn(({dotNV:e,dotNL:t})=>fn(1).div(fn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),um=dn(({lightDirection:e})=>{const t=e.add(Jd).normalize(),r=lc.dot(e).clamp(),s=lc.dot(Jd).clamp(),i=lc.dot(t).clamp(),n=am({roughness:Xn,dotNH:i}),a=om({dotNV:s,dotNL:r});return jn.mul(n).mul(a)}),lm=dn(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=Tn(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),dm=dn(({f:e})=>{const t=e.length();return jo(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),cm=dn(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,jo(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),hm=dn(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=Sn().toVar();return pn(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const 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n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=Sn(0).toVar();d.addAssign(cm({v1:n,v2:a})),d.addAssign(cm({v1:a,v2:o})),d.addAssign(cm({v1:o,v2:l})),d.addAssign(cm({v1:l,v2:n})),u.assign(Sn(dm({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),gm=1/6,mm=e=>Pa(gm,Pa(e,Pa(e,e.negate().add(3)).sub(3)).add(1)),fm=e=>Pa(gm,Pa(e,Pa(e,Pa(3,e).sub(6))).add(4)),ym=e=>Pa(gm,Pa(e,Pa(e,Pa(-3,e).add(3)).add(3)).add(1)),bm=e=>Pa(gm,eu(e,3)),xm=e=>mm(e).add(fm(e)),Tm=e=>ym(e).add(bm(e)),_m=e=>Fa(-1,fm(e).div(mm(e).add(fm(e)))),vm=e=>Fa(1,bm(e).div(ym(e).add(bm(e)))),Nm=(e,t,r)=>{const s=e.uvNode,i=Pa(s,t.zw).add(.5),n=vo(i),a=Ro(i),o=xm(a.x),u=Tm(a.x),l=_m(a.x),d=vm(a.x),c=_m(a.y),h=vm(a.y),p=Tn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=Tn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=Tn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=Tn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=xm(a.y).mul(Fa(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=Tm(a.y).mul(Fa(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},Sm=dn(([e,t])=>{const r=Tn(e.size(yn(t))),s=Tn(e.size(yn(t.add(1)))),i=Da(1,r),n=Da(1,s),a=Nm(e,wn(i,r),vo(t)),o=Nm(e,wn(n,s),No(t));return Ro(t).mix(a,o)}),Rm=dn(([e,t])=>{const r=t.mul(Cl(e));return Sm(e,r)}),Am=dn(([e,t,r,s,i])=>{const n=Sn(du(t.negate(),So(e),Da(1,s))),a=Sn(Po(i[0].xyz),Po(i[1].xyz),Po(i[2].xyz));return So(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),Em=dn(([e,t])=>e.mul(uu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),wm=Vp(),Cm=Gp(),Mm=dn(([e,t,r],{material:s})=>{const i=(s.side===L?wm:Cm).sample(e),n=xo(Xl.x).mul(Em(t,r));return Sm(i,n)}),Bm=dn(([e,t,r])=>(pn(r.notEqual(0),()=>{const s=bo(t).negate().div(r);return fo(s.negate().mul(e))}),Sn(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),Fm=dn(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=wn().toVar(),f=Sn().toVar();const i=d.sub(1).mul(g.mul(.025)),n=Sn(d.sub(i),d,d.add(i));Sp({start:0,end:3},({i:i})=>{const d=n.element(i),g=Am(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(wn(y,1))),x=Tn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(Tn(x.x,x.y.oneMinus()));const T=Mm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(Bm(Po(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=Am(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(wn(n,1))),y=Tn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(Tn(y.x,y.y.oneMinus())),m=Mm(y,r,d),f=s.mul(Bm(Po(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=Sn(im({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return wn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),Lm=Ln(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),Pm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Dm=dn(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=ou(e,t,cu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();pn(a.lessThan(0),()=>Sn(1));const o=a.sqrt(),u=Pm(n,e),l=Ig({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=fn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return Sn(1).add(t).div(Sn(1).sub(t))})(i.clamp(0,.9999)),g=Pm(p,n.toVec3()),m=Ig({f0:g,f90:1,dotVH:o}),f=Sn(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=Sn(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(Sn(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return Sp({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=Sn(54856e-17,44201e-17,52481e-17),i=Sn(1681e3,1795300,2208400),n=Sn(43278e5,93046e5,66121e5),a=fn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=Sn(o.x.add(a),o.y,o.z).div(1.0685e-7),Lm.mul(o)})(fn(e).mul(y),fn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(Sn(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),Um=dn(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=fn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=fn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),Im=Sn(.04),Om=fn(1);class Vm extends Lg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=Sn().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=Sn().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=Sn().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=Sn().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=Sn().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=lc.dot(Jd).clamp(),t=Dm({outsideIOR:fn(1),eta2:Qn,cosTheta1:e,thinFilmThickness:Yn,baseF0:ra}),r=Dm({outsideIOR:fn(1),eta2:Qn,cosTheta1:e,thinFilmThickness:Yn,baseF0:kn.rgb});this.iridescenceFresnel=ou(t,r,Wn),this.iridescenceF0Dielectric=nm({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=nm({f:r,f90:1,dotVH:e}),this.iridescenceF0=ou(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,Wn)}if(!0===this.transmission){const t=Qd,r=Nd.sub(Qd).normalize(),s=dc,i=e.context;i.backdrop=Fm(s,r,$n,Gn,sa,ia,t,Dd,Td,bd,da,ha,ga,pa,this.dispersion?ma:null),i.backdropAlpha=ca,kn.a.mulAssign(ou(1,i.backdrop.a,ca))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=lc.dot(Jd).clamp(),a=rm({roughness:$n,dotNV:n}),o=i?Kn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=lc.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(um({lightDirection:e})));const t=Um({normal:lc,viewDir:Jd,roughness:Xn}),r=Um({normal:lc,viewDir:e,roughness:Xn}),i=jn.r.max(jn.g).max(jn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=cc.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(Jg({lightDirection:e,f0:Im,f90:Om,roughness:qn,normalView:cc})))}r.directDiffuse.addAssign(s.mul(Og({diffuseColor:Gn}))),r.directSpecular.addAssign(s.mul(sm({lightDirection:e,f0:sa,f90:1,roughness:$n,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=lc,h=Jd,p=Zd.toVar(),g=lm({N:c,V:h,roughness:$n}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Ln(Sn(m.x,0,m.y),Sn(0,1,0),Sn(m.z,0,m.w)).toVar(),b=sa.mul(f.x).add(ia.sub(sa).mul(f.y)).toVar();if(i.directSpecular.addAssign(e.mul(b).mul(hm({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(Gn).mul(hm({N:c,V:h,P:p,mInv:Ln(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d}))),!0===this.clearcoat){const t=cc,r=lm({N:t,V:h,roughness:qn}),s=n.sample(r),i=a.sample(r),c=Ln(Sn(s.x,0,s.y),Sn(0,1,0),Sn(s.z,0,s.w)),g=Im.mul(i.x).add(Om.sub(Im).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(hm({N:t,V:h,P:p,mInv:c,p0:o,p1:u,p2:l,p3:d})))}}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Og({diffuseColor:Gn})).toVar();if(!0===this.sheen){const e=Um({normal:lc,viewDir:Jd,roughness:Xn}),t=jn.r.max(jn.g).max(jn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(jn,Um({normal:lc,viewDir:Jd,roughness:Xn}))),!0===this.clearcoat){const e=cc.dot(Jd).clamp(),t=im({dotNV:e,specularColor:Im,specularF90:Om,roughness:qn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Sn().toVar("singleScatteringDielectric"),n=Sn().toVar("multiScatteringDielectric"),a=Sn().toVar("singleScatteringMetallic"),o=Sn().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,ia,ra,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,ia,kn.rgb,this.iridescenceF0Metallic);const u=ou(i,a,Wn),l=ou(n,o,Wn),d=i.add(n),c=Gn.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=Um({normal:lc,viewDir:Jd,roughness:Xn}),t=jn.r.max(jn.g).max(jn.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=lc.dot(Jd).clamp().add(t),i=$n.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=cc.dot(Jd).clamp(),r=Ig({dotVH:e,f0:Im,f90:Om}),s=t.mul(Hn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(Hn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const km=fn(1),Gm=fn(-2),zm=fn(.8),$m=fn(-1),Wm=fn(.4),Hm=fn(2),qm=fn(.305),jm=fn(3),Xm=fn(.21),Km=fn(4),Qm=fn(4),Ym=fn(16),Zm=dn(([e])=>{const t=Sn(Fo(e)).toVar(),r=fn(-1).toVar();return pn(t.x.greaterThan(t.z),()=>{pn(t.x.greaterThan(t.y),()=>{r.assign(Tu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(Tu(e.y.greaterThan(0),1,4))})}).Else(()=>{pn(t.z.greaterThan(t.y),()=>{r.assign(Tu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(Tu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),Jm=dn(([e,t])=>{const r=Tn().toVar();return pn(t.equal(0),()=>{r.assign(Tn(e.z,e.y).div(Fo(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(Tn(e.x.negate(),e.z.negate()).div(Fo(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(Tn(e.x.negate(),e.y).div(Fo(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(Tn(e.z.negate(),e.y).div(Fo(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(Tn(e.x.negate(),e.z).div(Fo(e.y)))}).Else(()=>{r.assign(Tn(e.x,e.y).div(Fo(e.z)))}),Pa(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),ef=dn(([e])=>{const t=fn(0).toVar();return pn(e.greaterThanEqual(zm),()=>{t.assign(km.sub(e).mul($m.sub(Gm)).div(km.sub(zm)).add(Gm))}).ElseIf(e.greaterThanEqual(Wm),()=>{t.assign(zm.sub(e).mul(Hm.sub($m)).div(zm.sub(Wm)).add($m))}).ElseIf(e.greaterThanEqual(qm),()=>{t.assign(Wm.sub(e).mul(jm.sub(Hm)).div(Wm.sub(qm)).add(Hm))}).ElseIf(e.greaterThanEqual(Xm),()=>{t.assign(qm.sub(e).mul(Km.sub(jm)).div(qm.sub(Xm)).add(jm))}).Else(()=>{t.assign(fn(-2).mul(xo(Pa(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),tf=dn(([e,t])=>{const r=e.toVar();r.assign(Pa(2,r).sub(1));const s=Sn(r,1).toVar();return pn(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),rf=dn(([e,t,r,s,i,n])=>{const a=fn(r),o=Sn(t),u=uu(ef(a),Gm,n),l=Ro(u),d=vo(u),c=Sn(sf(e,o,d,s,i,n)).toVar();return pn(l.notEqual(0),()=>{const t=Sn(sf(e,o,d.add(1),s,i,n)).toVar();c.assign(ou(c,t,l))}),c}),sf=dn(([e,t,r,s,i,n])=>{const a=fn(r).toVar(),o=Sn(t),u=fn(Zm(o)).toVar(),l=fn(jo(Qm.sub(a),0)).toVar();a.assign(jo(a,Qm));const d=fn(yo(a)).toVar(),c=Tn(Jm(o,u).mul(d.sub(2)).add(1)).toVar();return pn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Pa(3,Ym))),c.y.addAssign(Pa(4,yo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(Tn(),Tn())}),nf=dn(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Eo(s),l=r.mul(u).add(i.cross(r).mul(Ao(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return sf(e,l,t,n,a,o)}),af=dn(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=Sn(Tu(t,r,Jo(r,s))).toVar();pn(h.equal(Sn(0)),()=>{h.assign(Sn(s.z,0,s.x.negate()))}),h.assign(So(h));const p=Sn().toVar();return p.addAssign(i.element(0).mul(nf({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),Sp({start:yn(1),end:e},({i:e})=>{pn(e.greaterThanEqual(n),()=>{Rp()});const t=fn(a.mul(fn(e))).toVar();p.addAssign(i.element(e).mul(nf({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(nf({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),wn(p,1)}),of=dn(([e])=>{const t=bn(e).toVar();return t.assign(t.shiftLeft(bn(16)).bitOr(t.shiftRight(bn(16)))),t.assign(t.bitAnd(bn(1431655765)).shiftLeft(bn(1)).bitOr(t.bitAnd(bn(2863311530)).shiftRight(bn(1)))),t.assign(t.bitAnd(bn(858993459)).shiftLeft(bn(2)).bitOr(t.bitAnd(bn(3435973836)).shiftRight(bn(2)))),t.assign(t.bitAnd(bn(252645135)).shiftLeft(bn(4)).bitOr(t.bitAnd(bn(4042322160)).shiftRight(bn(4)))),t.assign(t.bitAnd(bn(16711935)).shiftLeft(bn(8)).bitOr(t.bitAnd(bn(4278255360)).shiftRight(bn(8)))),fn(t).mul(2.3283064365386963e-10)}),uf=dn(([e,t])=>Tn(fn(e).div(fn(t)),of(e))),lf=dn(([e,t,r])=>{const s=r.mul(r).toConst(),i=Sn(1,0,0).toConst(),n=Jo(t,i).toConst(),a=To(e.x).toConst(),o=Pa(2,3.14159265359).mul(e.y).toConst(),u=a.mul(Eo(o)).toConst(),l=a.mul(Ao(o)).toVar(),d=Pa(.5,t.z.add(1)).toConst();l.assign(d.oneMinus().mul(To(u.mul(u).oneMinus())).add(d.mul(l)));const c=i.mul(u).add(n.mul(l)).add(t.mul(To(jo(0,u.mul(u).add(l.mul(l)).oneMinus()))));return So(Sn(s.mul(c.x),s.mul(c.y),jo(0,c.z)))}),df=dn(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Sn(s).toVar(),l=Sn(0).toVar(),d=fn(0).toVar();return pn(e.lessThan(.001),()=>{l.assign(sf(r,u,t,n,a,o))}).Else(()=>{const s=Tu(Fo(u.z).lessThan(.999),Sn(0,0,1),Sn(1,0,0)),c=So(Jo(s,u)).toVar(),h=Jo(u,c).toVar();Sp({start:bn(0),end:i},({i:s})=>{const p=uf(s,i),g=lf(p,Sn(0,0,1),e),m=So(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=So(m.mul(Zo(u,m).mul(2)).sub(u)),y=jo(Zo(u,f),0);pn(y.greaterThan(0),()=>{const e=sf(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),pn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),wn(l,1)}),cf=[.125,.215,.35,.446,.526,.582],hf=20,pf=new Se(-1,1,1,-1,0,1),gf=new Re(90,1),mf=new e;let ff=null,yf=0,bf=0;const xf=new r,Tf=new WeakMap,_f=[3,1,5,0,4,2],vf=tf(Rl(),Sl("faceIndex")).normalize(),Nf=Sn(vf.x,vf.y,vf.z);class Sf{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=xf,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}ff=this._renderer.getRenderTarget(),yf=this._renderer.getActiveCubeFace(),bf=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=wf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Cf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===I||e.mapping===O?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=cf[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=_f[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new Ne;T.setAttribute("position",new Ce(y,g)),T.setAttribute("uv",new Ce(b,m)),T.setAttribute("faceIndex",new Ce(x,f)),s.push(new ue(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=kl(new Array(hf).fill(0)),n=Na(new r(0,1,0)),a=Na(0),o=fn(hf),u=Na(0),l=Na(1),d=Pl(),c=Na(0),h=fn(1/t),p=fn(1/s),g=fn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:Nf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=Ef("blur");return f.fragmentNode=af({...m,latitudinal:u.equal(1)}),Tf.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Pl(),i=Na(0),n=Na(0),a=fn(1/t),o=fn(1/r),u=fn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=Ef("ggx");return d.fragmentNode=df({...l,N_immutable:Nf,GGX_SAMPLES:bn(512)}),Tf.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new ue(new Ne,e);await this._renderer.compile(t,pf)}_sceneToCubeUV(e,t,r,s,i){const n=gf;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(mf),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new ue(new oe,new ye({name:"PMREM.Background",side:L,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(mf),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;Af(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===I||e.mapping===O;s?null===this._cubemapMaterial&&(this._cubemapMaterial=wf(e)):null===this._equirectMaterial&&(this._equirectMaterial=Cf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;Af(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,pf)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,Af(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,pf),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,Af(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,pf)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=Tf.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):hf;f>hf&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),4*(this._cubeSize-T),3*T,2*T),u.setRenderTarget(t),u.render(c,pf)}}function Rf(e,t){const r=new ae(e,t,{magFilter:de,minFilter:de,generateMipmaps:!1,type:_e,format:Ee,colorSpace:Ae});return r.texture.mapping=we,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function Af(e,t,r,s,i){e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i)}function Ef(e){const t=new mg;return t.depthTest=!1,t.depthWrite=!1,t.blending=se,t.name=`PMREM_${e}`,t}function wf(e){const t=Ef("cubemap");return t.fragmentNode=Cc(e,Nf),t}function Cf(e){const t=Ef("equirect");return t.fragmentNode=Pl(e,Sg(Nf),0),t}const Mf=new WeakMap;function Bf(e,t,r){const s=function(e){let t=Mf.get(e);void 0===t&&(t=new WeakMap,Mf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class Ff extends pi{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Pl(s),this._width=Na(0),this._height=Na(0),this._maxMip=Na(0),this.updateBeforeType=ti.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture?s:Bf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new Sf(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=_c.mul(Sn(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),rf(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const Lf=nn(Ff).setParameterLength(1,3),Pf=new WeakMap;class Df extends Bp{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const s=r.isTextureNode?r.value:t[r.property],i=this._getPMREMNodeCache(e.renderer);let n=i.get(s);void 0===n&&(n=Lf(s),i.set(s,n)),r=n}const s=!0===t.useAnisotropy||t.anisotropy>0?oh:lc,i=r.context(Uf($n,s)).mul(Tc),n=r.context(If(dc)).mul(Math.PI).mul(Tc),a=ul(i),o=ul(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(Uf(qn,cc)).mul(Tc),t=ul(e);u.addAssign(t)}}_getPMREMNodeCache(e){let t=Pf.get(e);return void 0===t&&(t=new WeakMap,Pf.set(e,t)),t}}const Uf=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=Jd.negate().reflect(t),r=su(e).mix(r,t).normalize(),r=r.transformDirection(Td)),r),getTextureLevel:()=>e}},If=e=>({getUV:()=>e,getTextureLevel:()=>fn(1)}),Of=new Me;class Vf extends mg{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(Of),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new Df(t):null}setupLightingModel(){return new Vm}setupSpecular(){const e=ou(Sn(.04),kn.rgb,Wn);ra.assign(Sn(.04)),sa.assign(e),ia.assign(1)}setupVariants(){const e=this.metalnessNode?fn(this.metalnessNode):Ch;Wn.assign(e);let t=this.roughnessNode?fn(this.roughnessNode):wh;t=jg({roughness:t}),$n.assign(t),this.setupSpecular(),Gn.assign(kn.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const kf=new Be;class Gf extends Vf{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(kf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?fn(this.iorNode):$h;da.assign(e),ra.assign(qo(tu(da.sub(1).div(da.add(1))).mul(Rh),Sn(1)).mul(Sh)),sa.assign(ou(ra,kn.rgb,Wn)),ia.assign(ou(Sh,1,Wn))}setupLightingModel(){return new Vm(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?fn(this.clearcoatNode):Bh,t=this.clearcoatRoughnessNode?fn(this.clearcoatRoughnessNode):Fh;Hn.assign(e),qn.assign(jg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Sn(this.sheenNode):Dh,t=this.sheenRoughnessNode?fn(this.sheenRoughnessNode):Uh;jn.assign(e),Xn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?fn(this.iridescenceNode):Oh,t=this.iridescenceIORNode?fn(this.iridescenceIORNode):Vh,r=this.iridescenceThicknessNode?fn(this.iridescenceThicknessNode):kh;Kn.assign(e),Qn.assign(t),Yn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?Tn(this.anisotropyNode):Ih).toVar();Jn.assign(e.length()),pn(Jn.equal(0),()=>{e.assign(Tn(1,0))}).Else(()=>{e.divAssign(Tn(Jn)),Jn.assign(Jn.saturate())}),Zn.assign(Jn.pow2().mix($n.pow2(),1)),ea.assign(nh[0].mul(e.x).add(nh[1].mul(e.y))),ta.assign(nh[1].mul(e.x).sub(nh[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?fn(this.transmissionNode):Gh,t=this.thicknessNode?fn(this.thicknessNode):zh,r=this.attenuationDistanceNode?fn(this.attenuationDistanceNode):Wh,s=this.attenuationColorNode?Sn(this.attenuationColorNode):Hh;if(ca.assign(e),ha.assign(t),pa.assign(r),ga.assign(s),this.useDispersion){const e=this.dispersionNode?fn(this.dispersionNode):Zh;ma.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Sn(this.clearcoatNormalNode):Lh}setup(e){e.context.setupClearcoatNormal=()=>Pu(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.iorNode=e.iorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class zf extends Vm{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(lc.mul(a)).normalize(),h=fn(Jd.dot(c.negate()).saturate().pow(l).mul(d)),p=Sn(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class $f extends Gf{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=fn(.1),this.thicknessAmbientNode=fn(0),this.thicknessAttenuationNode=fn(.1),this.thicknessPowerNode=fn(2),this.thicknessScaleNode=fn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new zf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const Wf=dn(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=Tn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=Dc("gradientMap","texture").context({getUV:()=>i});return Sn(e.r)}{const e=i.fwidth().mul(.5);return ou(Sn(.7),Sn(1),cu(fn(.7).sub(e.x),fn(.7).add(e.x),i.x))}});class Hf extends Lg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Wf({normal:ic,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Og({diffuseColor:kn.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Og({diffuseColor:kn}))),s.indirectDiffuse.mulAssign(t)}}const qf=new Fe;class jf extends mg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(qf),this.setValues(e)}setupLightingModel(){return new Hf}}const Xf=dn(()=>{const e=Sn(Jd.z,0,Jd.x.negate()).normalize(),t=Jd.cross(e);return Tn(e.dot(lc),t.dot(lc)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Kf=new Le;class Qf extends mg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Kf),this.setValues(e)}setupVariants(e){const t=Xf;let r;r=e.material.matcap?Dc("matcap","texture").context({getUV:()=>t}):Sn(ou(.2,.8,t.y)),kn.rgb.mulAssign(r.rgb)}}class Yf extends pi{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}generateNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return Fn(e,s,s.negate(),e).mul(r)}{const e=t,s=Pn(wn(1,0,0,0),wn(0,Eo(e.x),Ao(e.x).negate(),0),wn(0,Ao(e.x),Eo(e.x),0),wn(0,0,0,1)),i=Pn(wn(Eo(e.y),0,Ao(e.y),0),wn(0,1,0,0),wn(Ao(e.y).negate(),0,Eo(e.y),0),wn(0,0,0,1)),n=Pn(wn(Eo(e.z),Ao(e.z).negate(),0,0),wn(Ao(e.z),Eo(e.z),0,0),wn(0,0,1,0),wn(0,0,0,1));return s.mul(i).mul(n).mul(wn(r,1)).xyz}}}const Zf=nn(Yf).setParameterLength(2),Jf=new Pe;class ey extends mg{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(Jf),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=zd.mul(Sn(s||0));let u=Tn(Dd[0].xyz.length(),Dd[1].xyz.length());null!==n&&(u=u.mul(Tn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=jd.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new Hu(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=fn(i||Ph),c=Zf(l,d);return wn(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const ty=new De,ry=new t;class sy extends ey{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(ty),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return zd.mul(Sn(e||Xd)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?Tn(n):Yh;u=u.mul(ql),r.isPerspectiveCamera&&!0===a&&(u=u.mul(iy.div(Zd.z.negate()))),i&&i.isNode&&(u=u.mul(Tn(i)));let l=jd.xy;if(s&&s.isNode){const e=fn(s);l=Zf(l,e)}return l=l.mul(u),l=l.div(Yl.div(2)),l=l.mul(o.w),o=o.add(wn(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const iy=Na(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(ry);this.value=.5*t.y});class ny extends Lg{constructor(){super(),this.shadowNode=fn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){kn.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(kn.rgb)}}const ay=new Ue;class oy extends mg{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(ay),this.setValues(e)}setupLightingModel(){return new ny}}const uy=On("vec3"),ly=On("vec3"),dy=On("vec3");class cy extends Lg{constructor(){super()}start(e){const{material:t}=e,r=On("vec3"),s=On("vec3");pn(Nd.sub(Qd).length().greaterThan(Vd.mul(2)),()=>{r.assign(Nd),s.assign(Qd)}).Else(()=>{r.assign(Qd),s.assign(Nd)});const i=s.sub(r),n=Na("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=fn(0).toVar(),l=Sn(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),Sp(n,()=>{const s=r.add(o.mul(u)),i=Td.mul(wn(s,1)).xyz;let n;null!==t.depthNode&&(ly.assign(eg(Xp(i.z,fd,yd))),e.context.sceneDepthNode=eg(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,uy.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&uy.mulAssign(n);const d=uy.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),dy.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?pn(r.greaterThanEqual(ly),()=>{uy.addAssign(e)}):uy.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(pm({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(dy)}}class hy extends mg{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=L,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new cy}}class py{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class gy{constructor(){this.weakMaps={}}_getWeakMap(e){const t=e.length;let r=this.weakMaps[t];return void 0===r&&(r=new WeakMap,this.weakMaps[t]=r),r}get(e){let t=this._getWeakMap(e);for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),i[n.name]=e.id),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Os(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=ks(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=ks(e,1)),e=ks(e,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const yy=[];class by{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);yy[0]=e,yy[1]=t,yy[2]=n,yy[3]=i;let l=u.get(yy);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(yy,l)):(l.camera=s,l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),yy[0]=null,yy[1]=null,yy[2]=null,yy[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new gy)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new fy(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class xy{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const Ty=1,_y=2,vy=3,Ny=4,Sy=16;class Ry extends xy{constructor(e,t){super(),this.backend=e,this.info=t}delete(e){const t=super.delete(e);return null!==t&&(this.backend.destroyAttribute(e),this.info.destroyAttribute(e)),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===Ty?(this.backend.createAttribute(e),this.info.createAttribute(e)):t===_y?(this.backend.createIndexAttribute(e),this.info.createIndexAttribute(e)):t===vy?(this.backend.createStorageAttribute(e),this.info.createStorageAttribute(e)):t===Ny&&(this.backend.createIndirectStorageAttribute(e),this.info.createIndirectStorageAttribute(e)),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version=65535?Ie:Oe)(t,1);return i.version=Ay(e),i.__id=Ey(e),i}class Cy extends xy{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap,this._geometryDisposeListeners=new Map}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const r=()=>{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,vy):this.updateAttribute(e,Ty);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,_y);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,Ny)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=wy(t),e.set(t,r)):r.version===Ay(t)&&r.__id===Ey(t)||(this.attributes.delete(r),r=wy(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class My{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={geometries:0,textures:0,attributes:0,indexAttributes:0,storageAttributes:0,indirectStorageAttributes:0,programs:0,renderTargets:0,total:0,texturesSize:0,attributesSize:0,indexAttributesSize:0,storageAttributesSize:0,indirectStorageAttributesSize:0},this.memoryMap=new Map}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0;for(const e in this.memory)this.memory[e]=0;this.memoryMap.clear()}createTexture(e){const t=this._getTextureMemorySize(e);this.memoryMap.set(e,t),this.memory.textures++,this.memory.total+=t,this.memory.texturesSize+=t}destroyTexture(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.textures--,this.memory.total-=t,this.memory.texturesSize-=t}_createAttribute(e,t){const r=this._getAttributeMemorySize(e);this.memoryMap.set(e,{size:r,type:t}),this.memory[t]++,this.memory.total+=r,this.memory[t+"Size"]+=r}createAttribute(e){this._createAttribute(e,"attributes")}createIndexAttribute(e){this._createAttribute(e,"indexAttributes")}createStorageAttribute(e){this._createAttribute(e,"storageAttributes")}createIndirectStorageAttribute(e){this._createAttribute(e,"indirectStorageAttributes")}destroyAttribute(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory[t.type]--,this.memory.total-=t.size,this.memory[t.type+"Size"]-=t.size)}_getTextureMemorySize(e){if(e.isCompressedTexture)return 1;let t=1;e.type===Ve||e.type===ke?t=1:e.type===Ge||e.type===ze||e.type===_e?t=2:e.type!==R&&e.type!==S&&e.type!==Q||(t=4);let r=4;e.format===$e||e.format===We||e.format===He||e.format===qe||e.format===je?r=1:e.format===Xe&&(r=3);let s=t*r;e.type===Ke||e.type===Qe?s=2:e.type!==Ye&&e.type!==Ze&&e.type!==Je||(s=4);const i=e.width||1,n=e.height||1,a=e.isCubeTexture?6:e.depth||1;let o=i*n*a*s;const u=e.mipmaps;if(u&&u.length>0){let e=0;for(let t=0;t>t))*(r.height||Math.max(1,n>>t))*a*s}}o+=e}else e.generateMipmaps&&(o*=1.333);return Math.round(o)}_getAttributeMemorySize(e){return e.isInterleavedBufferAttribute&&(e=e.data),e.array?e.array.byteLength:e.count&&e.itemSize?e.count*e.itemSize*4:0}}class By{constructor(e){this.cacheKey=e,this.usedTimes=0}}class Fy extends By{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class Ly extends By{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let Py=0;class Dy{constructor(e,t,r,s=null,i=null){this.id=Py++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class Uy extends xy{constructor(e,t,r){super(),this.backend=e,this.nodes=t,this.info=r,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new Dy(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new Dy(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new Dy(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}isReady(e){const t=this.get(e).pipeline;if(void 0===t)return!1;const r=this.backend.get(t);return void 0!==r.pipeline&&null!==r.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new Ly(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s),this.info.memory.programs++),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new Fy(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i),this.info.memory.programs++),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey),this.info.memory.programs--}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class Iy extends xy{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings();for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t)this.backend.deleteBindGroupData(e),this.delete(e)}deleteForRender(e){const t=e.getBindings();for(const e of t)this.backend.deleteBindGroupData(e),this.delete(e)}_updateBindings(e){for(const t of e)this._update(t,e)}_init(e){for(const t of e.bindings)if(t.isSampledTexture)this.textures.updateTexture(t.texture);else if(t.isSampler)this.textures.updateSampler(t.texture);else if(t.isStorageBuffer){const e=t.attribute,r=e.isIndirectStorageBufferAttribute?Ny:vy;this.attributes.update(e,r)}}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,i=e.isIndirectStorageBufferAttribute?Ny:vy,n=r.get(t);this.attributes.update(e,i),n.attribute!==e&&(n.attribute=e,s=!0)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const o=t.update(),u=t.texture,l=this.textures.get(u);o&&(this.textures.updateTexture(u),t.generation!==l.generation&&(t.generation=l.generation,s=!0),l.bindGroups.add(e));if(void 0!==r.get(u).externalTexture||l.isDefaultTexture?i=!1:(n=10*n+u.id,a+=u.version),!0===u.isStorageTexture&&!0===u.mipmapsAutoUpdate){const e=this.get(u);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(u)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(u),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture);t.samplerKey!==e&&(t.samplerKey=e,s=!0)}}t.isBuffer&&t.updateRanges.length>0&&t.clearUpdateRanges()}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function Oy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function Vy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function ky(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===P&&!1===e.forceSinglePass}class Gy{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(ky(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(ky(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||Oy),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Vy),this.transparent.length>1&&this.transparent.sort(t||Vy)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;void 0===l&&d&&(l=new J,l.format=e.stencilBuffer?je:qe,l.type=e.stencilBuffer?Ye:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,l.isArrayTexture=!0===e.multiview&&a.depth>1,i[t]=l),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=l.isArrayTexture?l.image.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const h={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:ke}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,r.bindGroups=new Set,this.info.createTexture(e),e.isVideoTexture&&!0===p.enabled&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e){return this.backend.updateSampler(e)}getSize(e,t=Xy){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r{if(this._currentNode=t,!t.isVarNode||!t.isIntent(e)||!0===t.isAssign(e))if("setup"===s)t.build(e);else if("analyze"===s)t.build(e,this);else if("generate"===s){const r=e.getDataFromNode(t,"any").stages,s=r&&r[e.shaderStage];if(t.isVarNode&&s&&1===s.length&&s[0]&&s[0].isStackNode)return;t.build(e,"void")}},n=[...this.nodes];for(const e of n)i(e);this._currentNode=null;const a=this.nodes.filter(e=>-1===n.indexOf(e));for(const e of a)i(e);let o;return o=this.hasOutput(e)?this.outputNode.build(e,...t):super.build(e,...t),cn(r),e.removeActiveStack(this),o}}const Jy=nn(Zy).setParameterLength(0,1);class eb extends di{static get type(){return"StructTypeNode"}constructor(e,t=null){var r;super("struct"),this.membersLayout=(r=e,Object.entries(r).map(([e,t])=>"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=qs(i),a=js(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}generateNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class tb extends di{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}generateNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}_getChildren(){const e=super._getChildren(),t=e.find(e=>e.childNode===this.structTypeNode);return e.splice(e.indexOf(t),1),e.push(t),e}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class rb extends di{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}generateNodeType(){return"OutputType"}generate(e){const t=e.getDataFromNode(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew db(e,"uint","float"),pb={};class gb extends io{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(cb(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return bn;case"int":return yn;case"uvec2":return vn;case"uvec3":return An;case"uvec4":return Mn;case"ivec2":return _n;case"ivec3":return Rn;case"ivec4":return Cn}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return dn(([e])=>{const s=bn(0);this._resolveElementType(e,s,t);const i=fn(s.bitAnd(Do(s))),n=hb(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return dn(([e])=>{pn(e.equal(bn(0)),()=>bn(32));const s=bn(0),i=bn(0);return this._resolveElementType(e,s,t),pn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),pn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),pn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),pn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),pn(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return dn(([e])=>{const s=bn(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(bn(1)).bitAnd(bn(1431655765)))),s.assign(s.bitAnd(bn(858993459)).add(s.shiftRight(bn(2)).bitAnd(bn(858993459))));const i=s.add(s.shiftRight(bn(4))).bitAnd(bn(252645135)).mul(bn(16843009)).shiftRight(bn(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return dn(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}gb.COUNT_TRAILING_ZEROS="countTrailingZeros",gb.COUNT_LEADING_ZEROS="countLeadingZeros",gb.COUNT_ONE_BITS="countOneBits";const mb=on(gb,gb.COUNT_TRAILING_ZEROS).setParameterLength(1),fb=on(gb,gb.COUNT_LEADING_ZEROS).setParameterLength(1),yb=on(gb,gb.COUNT_ONE_BITS).setParameterLength(1),bb=dn(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),xb=(e,t)=>eu(Pa(4,e.mul(La(1,e))),t);class Tb extends pi{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}generateNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const _b=on(Tb,"snorm").setParameterLength(1),vb=on(Tb,"unorm").setParameterLength(1),Nb=on(Tb,"float16").setParameterLength(1);class Sb extends pi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}generateNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const Rb=on(Sb,"snorm").setParameterLength(1),Ab=on(Sb,"unorm").setParameterLength(1),Eb=on(Sb,"float16").setParameterLength(1),wb=dn(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),Cb=dn(([e])=>Sn(wb(e.z.add(wb(e.y.mul(1)))),wb(e.z.add(wb(e.x.mul(1)))),wb(e.y.add(wb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),Mb=dn(([e,t,r])=>{const s=Sn(e).toVar(),i=fn(1.4).toVar(),n=fn(0).toVar(),a=Sn(s).toVar();return Sp({start:fn(0),end:fn(3),type:"float",condition:"<="},()=>{const e=Sn(Cb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(fn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=fn(wb(s.z.add(wb(s.x.add(wb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class Bb extends di{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}generateNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const Fb=nn(Bb),Lb=e=>(...t)=>Fb(e,...t),Pb=Na(0).setGroup(Ta).onRenderUpdate(e=>e.time),Db=Na(0).setGroup(Ta).onRenderUpdate(e=>e.deltaTime),Ub=Na(0,"uint").setGroup(Ta).onRenderUpdate(e=>e.frameId);const Ib=dn(([e,t,r=Tn(.5)])=>Zf(e.sub(r),t).add(r)),Ob=dn(([e,t,r=Tn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),Vb=dn(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=Dd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=Dd;const i=Td.mul(s);return Yi(t)&&(i[0][0]=Dd[0].length(),i[0][1]=0,i[0][2]=0),Yi(r)&&(i[1][0]=0,i[1][1]=Dd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,bd.mul(i).mul(Xd)}),kb=dn(([e=null])=>{const t=eg();return eg(Wp(e)).sub(t).lessThan(0).select(jl,e)}),Gb=dn(([e,t=Rl(),r=fn(0)])=>{const s=e.x,i=e.y,n=r.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=e.reciprocal(),l=Tn(a,o);return t.add(l).mul(u)}),zb=dn(([e,t=null,r=null,s=fn(1),i=Xd,n=nc])=>{let a=n.abs().normalize();a=a.div(a.dot(Sn(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Pl(d,o).mul(a.x),g=Pl(c,u).mul(a.y),m=Pl(h,l).mul(a.z);return Fa(p,g,m)}),$b=new nt,Wb=new r,Hb=new r,qb=new r,jb=new a,Xb=new r(0,0,-1),Kb=new s,Qb=new r,Yb=new r,Zb=new s,Jb=new t,ex=new ae,tx=jl.flipX();ex.depthTexture=new J(1,1);let rx=!1;class sx extends Fl{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||ex.texture,tx),this._reflectorBaseNode=e.reflector||new ix(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=new sx({defaultTexture:ex.depthTexture,reflector:this._reflectorBaseNode})}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class ix extends di{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new at,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?ti.RENDER:ti.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(Jb),e.setSize(Math.round(Jb.width*r),Math.round(Jb.height*r))}setup(e){return this._updateResolution(ex,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new ae(0,0,{type:_e,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=ot,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new J),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&rx)return!1;rx=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(Jb),this._updateResolution(o,s),Hb.setFromMatrixPosition(n.matrixWorld),qb.setFromMatrixPosition(r.matrixWorld),jb.extractRotation(n.matrixWorld),Wb.set(0,0,1),Wb.applyMatrix4(jb),Qb.subVectors(Hb,qb);let u=!1;if(!0===Qb.dot(Wb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(rx=!1);u=!0}Qb.reflect(Wb).negate(),Qb.add(Hb),jb.extractRotation(r.matrixWorld),Xb.set(0,0,-1),Xb.applyMatrix4(jb),Xb.add(qb),Yb.subVectors(Hb,Xb),Yb.reflect(Wb).negate(),Yb.add(Hb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Qb),a.up.set(0,1,0),a.up.applyMatrix4(jb),a.up.reflect(Wb),a.lookAt(Yb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),$b.setFromNormalAndCoplanarPoint(Wb,Hb),$b.applyMatrix4(a.matrixWorldInverse),Kb.set($b.normal.x,$b.normal.y,$b.normal.z,$b.constant);const l=a.projectionMatrix;Zb.x=(Math.sign(Kb.x)+l.elements[8])/l.elements[0],Zb.y=(Math.sign(Kb.y)+l.elements[9])/l.elements[5],Zb.z=-1,Zb.w=(1+l.elements[10])/l.elements[14],Kb.multiplyScalar(1/Kb.dot(Zb));l.elements[2]=Kb.x,l.elements[6]=Kb.y,l.elements[10]=s.coordinateSystem===h?Kb.z-0:Kb.z+1-0,l.elements[14]=Kb.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,rx=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const nx=new Se(-1,1,1,-1,0,1);class ax extends Ne{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new ut([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new ut(t,2))}}const ox=new ax;class ux extends ue{constructor(e=null){super(ox,e),this.camera=nx,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,nx)}render(e){e.render(this,nx)}}const lx=new t;class dx extends Fl{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:_e}){const i=new ae(t,r,s);super(i.texture,Rl()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new ux(new mg),this.updateBeforeType=ti.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(lx),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new Fl(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const cx=(e,...t)=>new dx(en(e),...t),hx=dn(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=Tn(e.x,e.y.oneMinus()).mul(2).sub(1),i=wn(Sn(e,t),1)):i=wn(Sn(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=wn(r.mul(i));return n.xyz.div(n.w)}),px=dn(([e,t])=>{const r=t.mul(wn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return Tn(s.x,s.y.oneMinus())}),gx=dn(([e,t,r])=>{const s=El(Dl(t)),i=_n(e.mul(s)).toVar(),n=Dl(t,i).toVar(),a=Dl(t,i.sub(_n(2,0))).toVar(),o=Dl(t,i.sub(_n(1,0))).toVar(),u=Dl(t,i.add(_n(1,0))).toVar(),l=Dl(t,i.add(_n(2,0))).toVar(),d=Dl(t,i.add(_n(0,2))).toVar(),c=Dl(t,i.add(_n(0,1))).toVar(),h=Dl(t,i.sub(_n(0,1))).toVar(),p=Dl(t,i.sub(_n(0,2))).toVar(),g=Fo(La(fn(2).mul(o).sub(a),n)).toVar(),m=Fo(La(fn(2).mul(u).sub(l),n)).toVar(),f=Fo(La(fn(2).mul(c).sub(d),n)).toVar(),y=Fo(La(fn(2).mul(h).sub(p),n)).toVar(),b=hx(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(hx(e.sub(Tn(fn(1).div(s.x),0)),o,r)),b.negate().add(hx(e.add(Tn(fn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(hx(e.add(Tn(0,fn(1).div(s.y))),c,r)),b.negate().add(hx(e.sub(Tn(0,fn(1).div(s.y))),h,r)));return So(Jo(x,T))}),mx=dn(([e])=>Ro(fn(52.9829189).mul(Ro(Zo(e,Tn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),fx=dn(([e,t,r])=>{const s=fn(2.399963229728653),i=To(fn(e).add(.5).div(fn(t))),n=fn(e).mul(s).add(r);return Tn(Eo(n),Ao(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class yx extends di{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample(Rl())}sample(e){return this.callback(e)}}class bx extends di{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===bx.OBJECT?this.updateType=ti.OBJECT:e===bx.MATERIAL?this.updateType=ti.RENDER:e===bx.BEFORE_OBJECT?this.updateBeforeType=ti.OBJECT:e===bx.BEFORE_MATERIAL&&(this.updateBeforeType=ti.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}bx.OBJECT="object",bx.MATERIAL="material",bx.BEFORE_OBJECT="beforeObject",bx.BEFORE_MATERIAL="beforeMaterial";const xx=(e,t)=>new bx(e,t).toStack();class Tx extends j{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class _x extends Ce{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class vx extends di{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const Nx=an(vx),Sx=new D,Rx=new a,Ax=Na(0).setGroup(Ta).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),Ex=Na(1).setGroup(Ta).onRenderUpdate(({scene:e})=>e.backgroundIntensity),wx=Na(new a).setGroup(Ta).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==lt?(Sx.copy(e.backgroundRotation),Sx.x*=-1,Sx.y*=-1,Sx.z*=-1,Rx.makeRotationFromEuler(Sx)):Rx.identity(),Rx});class Cx extends Fl{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=si.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){let r;return r=null!==this.storeNode?this.generateStore(e):super.generate(e,t),r}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;return e.generateStorageTextureLoad(l,t,r,s,n,u)}toReadWrite(){return this.setAccess(si.READ_WRITE)}toReadOnly(){return this.setAccess(si.READ_ONLY)}toWriteOnly(){return this.setAccess(si.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(e,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e.access=this.access,e}}const Mx=nn(Cx).setParameterLength(1,3),Bx=dn(({texture:e,uv:t})=>{const r=1e-4,s=Sn().toVar();return pn(t.x.lessThan(r),()=>{s.assign(Sn(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(Sn(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(Sn(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(Sn(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(Sn(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(Sn(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(Sn(-.01,0,0))).r.sub(e.sample(t.add(Sn(r,0,0))).r),n=e.sample(t.add(Sn(0,-.01,0))).r.sub(e.sample(t.add(Sn(0,r,0))).r),a=e.sample(t.add(Sn(0,0,-.01))).r.sub(e.sample(t.add(Sn(0,0,r))).r);s.assign(Sn(i,n,a))}),s.normalize()});class Fx extends Fl{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return Sn(.5,.5,.5)}setUpdateMatrix(){}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return Bx({texture:this,uv:e})}}const Lx=nn(Fx).setParameterLength(1,3);class Px extends Bc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const Dx=new WeakMap;class Ux extends pi{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=ti.OBJECT,this.updateAfterType=ti.OBJECT,this.previousModelWorldMatrix=Na(new a),this.previousProjectionMatrix=Na(new a).setGroup(Ta),this.previousCameraViewMatrix=Na(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=Ox(r);this.previousModelWorldMatrix.value.copy(s);const i=Ix(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){Ox(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?bd:Na(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(zd).mul(Xd),s=this.previousProjectionMatrix.mul(t).mul(Kd),i=r.xy.div(r.w),n=s.xy.div(s.w);return La(i,n)}}function Ix(e){let t=Dx.get(e);return void 0===t&&(t={},Dx.set(e,t)),t}function Ox(e,t=0){const r=Ix(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const Vx=an(Ux),kx=dn(([e])=>Wx(e.rgb)),Gx=dn(([e,t=fn(1)])=>t.mix(Wx(e.rgb),e.rgb)),zx=dn(([e,t=fn(1)])=>{const r=Fa(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return ou(e.rgb,s,i)}),$x=dn(([e,t=fn(1)])=>{const r=Sn(.57735,.57735,.57735),s=t.cos();return Sn(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(Zo(r,e.rgb).mul(s.oneMinus())))))}),Wx=(e,t=Sn(p.getLuminanceCoefficients(new r)))=>Zo(e,t),Hx=dn(([e,t=Sn(1),s=Sn(0),i=Sn(1),n=fn(1),a=Sn(p.getLuminanceCoefficients(new r,Ae))])=>{const o=e.rgb.dot(Sn(a)),u=jo(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return pn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),pn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),pn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),wn(u.rgb,e.a)}),qx=dn(([e,t])=>e.mul(t).floor().div(t));let jx=null;class Xx extends Ip{static get type(){return"ViewportSharedTextureNode"}constructor(e=jl,t=null){null===jx&&(jx=new Y),super(e,t,jx)}getTextureForReference(){return jx}updateReference(){return this}}const Kx=nn(Xx).setParameterLength(0,2),Qx=new t;class Yx extends Fl{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.isPassTextureNode=!0,this.setUpdateMatrix(!1)}setup(e){return e.getNodeProperties(this).passNode=this.passNode,super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class Zx extends Yx{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r,this.isPassMultipleTextureNode=!0}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}class Jx extends pi{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new J;i.isRenderTargetTexture=!0,i.name="depth";const n=new ae(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:_e,...s});n.texture.name="output",n.depthTexture=i,this.renderTarget=n,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:n.texture,depth:i},this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=Na(0),this._cameraFar=Na(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=ti.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=new Zx(this,e),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=new Zx(this,e,!0),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=Qp(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=qp(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getOutputBufferType(),this.scope===Jx.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),Qx.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Qx)),this._pixelRatio=i,this.setSize(Qx.width,Qx.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:vu({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor&&this.renderTarget.scissor.copy(this._scissor),null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport)}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i),this._scissor.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i),this._viewport.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}Jx.COLOR="color",Jx.DEPTH="depth";class eT extends Jx{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(Jx.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new mg;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=L;const t=nc.negate(),r=bd.mul(zd),s=fn(1),i=r.mul(wn(Xd,1)),n=r.mul(wn(Xd.add(t),1)),a=So(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=wn(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const tT=dn(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),rT=dn(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),sT=dn(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),iT=dn(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),nT=dn(([e,t])=>{const r=Ln(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Ln(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=iT(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),aT=Ln(Sn(1.6605,-.1246,-.0182),Sn(-.5876,1.1329,-.1006),Sn(-.0728,-.0083,1.1187)),oT=Ln(Sn(.6274,.0691,.0164),Sn(.3293,.9195,.088),Sn(.0433,.0113,.8956)),uT=dn(([e])=>{const t=Sn(e).toVar(),r=Sn(t.mul(t)).toVar(),s=Sn(r.mul(r)).toVar();return fn(15.5).mul(s.mul(r)).sub(Pa(40.14,s.mul(t))).add(Pa(31.96,s).sub(Pa(6.868,r.mul(t))).add(Pa(.4298,r).add(Pa(.1191,t).sub(.00232))))}),lT=dn(([e,t])=>{const r=Sn(e).toVar(),s=Ln(Sn(.856627153315983,.137318972929847,.11189821299995),Sn(.0951212405381588,.761241990602591,.0767994186031903),Sn(.0482516061458583,.101439036467562,.811302368396859)),i=Ln(Sn(1.1271005818144368,-.1413297634984383,-.14132976349843826),Sn(-.11060664309660323,1.157823702216272,-.11060664309660294),Sn(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=fn(-12.47393),a=fn(4.026069);return r.mulAssign(t),r.assign(oT.mul(r)),r.assign(s.mul(r)),r.assign(jo(r,1e-10)),r.assign(xo(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(uu(r,0,1)),r.assign(uT(r)),r.assign(i.mul(r)),r.assign(eu(jo(Sn(0),r),Sn(2.2))),r.assign(aT.mul(r)),r.assign(uu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),dT=dn(([e,t])=>{const r=fn(.76),s=fn(.15);e=e.mul(t);const i=qo(e.r,qo(e.g,e.b)),n=Tu(i.lessThan(.08),i.sub(Pa(6.25,i.mul(i))),.04);e.subAssign(n);const a=jo(e.r,jo(e.g,e.b));pn(a.lessThan(r),()=>e);const o=La(1,r),u=La(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=La(1,Da(1,s.mul(a.sub(u)).add(1)));return ou(e,Sn(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class cT extends di{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const hT=nn(cT).setParameterLength(1,3);class pT extends cT{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}generateNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const gT=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function mT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Zd.z).negate()}const fT=dn(([e,t],r)=>{const s=mT(r);return cu(e,t,s)}),yT=dn(([e],t)=>{const r=mT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),bT=dn(([e,t],r)=>{const s=mT(r),i=t.sub(Qd.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),xT=dn(([e,t])=>wn(t.toFloat().mix(aa.rgb,e.toVec3()),aa.a));let TT=null,_T=null;class vT extends di{static get type(){return"RangeNode"}constructor(e=fn(),t=fn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Xs(t.value)),i=e.getTypeLength(Xs(r.value));return s>i?s:i}generateNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Ml('THREE.TSL: No "ConstNode" found in node graph.',this.stackTrace);return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(Xs(a)),d=e.getTypeLength(Xs(o));TT=TT||new s,_T=_T||new s,TT.setScalar(0),_T.setScalar(0),1===u?TT.setScalar(a):a.isColor?TT.set(a.r,a.g,a.b,1):TT.set(a.x,a.y,a.z||0,a.w||0),1===d?_T.setScalar(o):o.isColor?_T.set(o.r,o.g,o.b,1):_T.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;enew ST(e,t),AT=RT("numWorkgroups","uvec3"),ET=RT("workgroupId","uvec3"),wT=RT("globalId","uvec3"),CT=RT("localId","uvec3"),MT=RT("subgroupSize","uint");class BT extends di{constructor(e){super(),this.scope=e}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}}const FT=nn(BT);class LT extends ci{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class PT extends di{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Us),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new LT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class DT extends di{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}generateNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=gl(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}DT.ATOMIC_LOAD="atomicLoad",DT.ATOMIC_STORE="atomicStore",DT.ATOMIC_ADD="atomicAdd",DT.ATOMIC_SUB="atomicSub",DT.ATOMIC_MAX="atomicMax",DT.ATOMIC_MIN="atomicMin",DT.ATOMIC_AND="atomicAnd",DT.ATOMIC_OR="atomicOr",DT.ATOMIC_XOR="atomicXor";const UT=nn(DT),IT=(e,t,r)=>UT(e,t,r).toStack();class OT extends pi{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}generateNodeType(e){const t=this.method;return t===OT.SUBGROUP_ELECT?"bool":t===OT.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===OT.SUBGROUP_BROADCAST||r===OT.SUBGROUP_SHUFFLE||r===OT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===OT.SUBGROUP_SHUFFLE_XOR||r===OT.SUBGROUP_SHUFFLE_DOWN||r===OT.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}OT.SUBGROUP_ELECT="subgroupElect",OT.SUBGROUP_BALLOT="subgroupBallot",OT.SUBGROUP_ADD="subgroupAdd",OT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",OT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",OT.SUBGROUP_MUL="subgroupMul",OT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",OT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",OT.SUBGROUP_AND="subgroupAnd",OT.SUBGROUP_OR="subgroupOr",OT.SUBGROUP_XOR="subgroupXor",OT.SUBGROUP_MIN="subgroupMin",OT.SUBGROUP_MAX="subgroupMax",OT.SUBGROUP_ALL="subgroupAll",OT.SUBGROUP_ANY="subgroupAny",OT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",OT.QUAD_SWAP_X="quadSwapX",OT.QUAD_SWAP_Y="quadSwapY",OT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",OT.SUBGROUP_BROADCAST="subgroupBroadcast",OT.SUBGROUP_SHUFFLE="subgroupShuffle",OT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",OT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",OT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",OT.QUAD_BROADCAST="quadBroadcast";const VT=on(OT,OT.SUBGROUP_ELECT).setParameterLength(0),kT=on(OT,OT.SUBGROUP_BALLOT).setParameterLength(1),GT=on(OT,OT.SUBGROUP_ADD).setParameterLength(1),zT=on(OT,OT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),$T=on(OT,OT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),WT=on(OT,OT.SUBGROUP_MUL).setParameterLength(1),HT=on(OT,OT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),qT=on(OT,OT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),jT=on(OT,OT.SUBGROUP_AND).setParameterLength(1),XT=on(OT,OT.SUBGROUP_OR).setParameterLength(1),KT=on(OT,OT.SUBGROUP_XOR).setParameterLength(1),QT=on(OT,OT.SUBGROUP_MIN).setParameterLength(1),YT=on(OT,OT.SUBGROUP_MAX).setParameterLength(1),ZT=on(OT,OT.SUBGROUP_ALL).setParameterLength(0),JT=on(OT,OT.SUBGROUP_ANY).setParameterLength(0),e_=on(OT,OT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),t_=on(OT,OT.QUAD_SWAP_X).setParameterLength(1),r_=on(OT,OT.QUAD_SWAP_Y).setParameterLength(1),s_=on(OT,OT.QUAD_SWAP_DIAGONAL).setParameterLength(1),i_=on(OT,OT.SUBGROUP_BROADCAST).setParameterLength(2),n_=on(OT,OT.SUBGROUP_SHUFFLE).setParameterLength(2),a_=on(OT,OT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),o_=on(OT,OT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),u_=on(OT,OT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),l_=on(OT,OT.QUAD_BROADCAST).setParameterLength(1);let d_;function c_(e){d_=d_||new WeakMap;let t=d_.get(e);return void 0===t&&d_.set(e,t={}),t}function h_(e){const t=c_(e);return t.shadowMatrix||(t.shadowMatrix=Na("mat4").setGroup(Ta).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function p_(e,t=Qd){const r=h_(e).mul(t);return r.xyz.div(r.w)}function g_(e){const t=c_(e);return t.position||(t.position=Na(new r).setGroup(Ta).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function m_(e){const t=c_(e);return t.targetPosition||(t.targetPosition=Na(new r).setGroup(Ta).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function f_(e){const t=c_(e);return t.viewPosition||(t.viewPosition=Na(new r).setGroup(Ta).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const y_=e=>Td.transformDirection(g_(e).sub(m_(e))),b_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},x_=new WeakMap,T_=[];class __ extends di{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=On("vec3","totalDiffuse"),this.totalSpecularNode=On("vec3","totalSpecular"),this.outgoingLightNode=On("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(en(e));else{let s=null;if(null!==r&&(s=b_(e.id,r)),null===s){const r=i.getLightNodeClass(e.constructor);if(null===r){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}let s=null;x_.has(e)?s=x_.get(e):(s=new r(e),x_.set(e,s)),t.push(s)}}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=Sn(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class v_ extends di{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=ti.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){N_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Qd)}}const N_=On("vec3","shadowPositionWorld");function S_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function R_(e,t){return t=S_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function A_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function E_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function w_(e,t){return t=E_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function C_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function M_(e,t,r){return r=w_(t,r=R_(e,r))}function B_(e,t,r){A_(e,r),C_(t,r)}var F_=Object.freeze({__proto__:null,resetRendererAndSceneState:M_,resetRendererState:R_,resetSceneState:w_,restoreRendererAndSceneState:B_,restoreRendererState:A_,restoreSceneState:C_,saveRendererAndSceneState:function(e,t,r={}){return r=E_(t,r=S_(e,r))},saveRendererState:S_,saveSceneState:E_});const L_=new WeakMap,P_=dn(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Pl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),D_=dn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Fc("mapSize","vec2",r).setGroup(Ta),a=Fc("radius","float",r).setGroup(Ta),o=Tn(1).div(n),u=a.mul(o.x),l=mx(Kl.xy).mul(6.28318530718);return Fa(i(t.xy.add(fx(0,5,l).mul(u)),t.z),i(t.xy.add(fx(1,5,l).mul(u)),t.z),i(t.xy.add(fx(2,5,l).mul(u)),t.z),i(t.xy.add(fx(3,5,l).mul(u)),t.z),i(t.xy.add(fx(4,5,l).mul(u)),t.z)).mul(.2)}),U_=dn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Fc("mapSize","vec2",r).setGroup(Ta),a=Tn(1).div(n),o=a.x,u=a.y,l=t.xy,d=Ro(l.mul(n).add(.5));return l.subAssign(d.mul(a)),Fa(i(l,t.z),i(l.add(Tn(o,0)),t.z),i(l.add(Tn(0,u)),t.z),i(l.add(a),t.z),ou(i(l.add(Tn(o.negate(),0)),t.z),i(l.add(Tn(o.mul(2),0)),t.z),d.x),ou(i(l.add(Tn(o.negate(),u)),t.z),i(l.add(Tn(o.mul(2),u)),t.z),d.x),ou(i(l.add(Tn(0,u.negate())),t.z),i(l.add(Tn(0,u.mul(2))),t.z),d.y),ou(i(l.add(Tn(o,u.negate())),t.z),i(l.add(Tn(o,u.mul(2))),t.z),d.y),ou(ou(i(l.add(Tn(o.negate(),u.negate())),t.z),i(l.add(Tn(o.mul(2),u.negate())),t.z),d.x),ou(i(l.add(Tn(o.negate(),u.mul(2))),t.z),i(l.add(Tn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),I_=dn(({depthTexture:e,shadowCoord:t,depthLayer:r},s)=>{let i=Pl(e).sample(t.xy);e.isArrayTexture&&(i=i.depth(r)),i=i.rg;const n=i.x,a=jo(1e-7,i.y.mul(i.y)),o=s.renderer.reversedDepthBuffer?Xo(n,t.z):Xo(t.z,n),u=fn(1).toVar();return pn(o.notEqual(1),()=>{const e=t.z.sub(n);let r=a.div(a.add(e.mul(e)));r=uu(La(r,.3).div(.65)),u.assign(jo(o,r))}),u}),O_=e=>{let t=L_.get(e);return void 0===t&&(t=new mg,t.colorNode=wn(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=se,t.fog=!1,L_.set(e,t)),t},V_=e=>{const t=L_.get(e);void 0!==t&&(t.dispose(),L_.delete(e))},k_=new gy,G_=[],z_=(e,t,r,s)=>{G_[0]=e,G_[1]=t;let i=k_.get(G_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===ht)&&(s&&(Qs(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,k_.set(G_,i)),G_[0]=null,G_[1]=null,i},$_=dn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=fn(0).toVar("meanVertical"),a=fn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(fn(1)).select(fn(0),fn(2).div(e.sub(1))),u=e.lessThanEqual(fn(1)).select(fn(0),fn(-1));Sp({start:yn(0),end:yn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(fn(e).mul(o));let d=s.sample(Fa(Kl.xy,Tn(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=To(a.sub(n.mul(n)).max(0));return Tn(n,l)}),W_=dn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=fn(0).toVar("meanHorizontal"),a=fn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(fn(1)).select(fn(0),fn(2).div(e.sub(1))),u=e.lessThanEqual(fn(1)).select(fn(0),fn(-1));Sp({start:yn(0),end:yn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(fn(e).mul(o));let d=s.sample(Fa(Kl.xy,Tn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(Fa(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=To(a.sub(n.mul(n)).max(0));return Tn(n,l)}),H_=[P_,D_,U_,I_];let q_;const j_=new ux;class X_ extends v_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,fn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=r.biasNode||Fc("bias","float",r).setGroup(Ta);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z;else{const e=a.w;a=a.xy.div(e);const t=Fc("near","float",r.camera).setGroup(Ta),s=Fc("far","float",r.camera).setGroup(Ta);n=Yp(e.negate(),t,s)}return a=Sn(a.x,a.y.oneMinus(),s.reversedDepthBuffer?n.sub(i):n.add(i)),a}getShadowFilterFn(e){return H_[e]}setupRenderTarget(e,t){const r=new J(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,{depthTexture:n,shadowMap:a}=this.setupRenderTarget(i,e),o=t.shadowMap.type,u=t.hasCompatibility(A.TEXTURE_COMPARE);if(o!==dt&&o!==ct||!u?(n.minFilter=B,n.magFilter=B):(n.minFilter=de,n.magFilter=de),i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),o===ht&&!0!==i.isPointLightShadow){n.compareFunction=null,a.depth>1?(a._vsmShadowMapVertical||(a._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:W,type:_e,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=a._vsmShadowMapVertical,a._vsmShadowMapHorizontal||(a._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:W,type:_e,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=a._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:W,type:_e,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:W,type:_e,depthBuffer:!1}));let t=Pl(n);n.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Pl(this.vsmShadowMapVertical.texture);n.isArrayTexture&&(r=r.depth(this.depthLayer));const s=Fc("blurSamples","float",i).setGroup(Ta),o=Fc("radius","float",i).setGroup(Ta),u=Fc("mapSize","vec2",i).setGroup(Ta);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new mg);l.fragmentNode=$_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new mg),l.fragmentNode=W_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const l=Fc("intensity","float",i).setGroup(Ta),d=Fc("normalBias","float",i).setGroup(Ta),c=h_(s).mul(N_.add(dc.mul(d))),h=this.setupShadowCoord(e,c),p=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===p)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const g=o===ht&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:n,m=this.setupShadowFilter(e,{filterFn:p,shadowTexture:a.texture,depthTexture:g,shadowCoord:h,shadow:i,depthLayer:this.depthLayer});let f,y;!0===t.shadowMap.transmitted&&(a.texture.isCubeTexture?f=Cc(a.texture,h.xyz):(f=Pl(a.texture,h),n.isArrayTexture&&(f=f.depth(this.depthLayer)))),y=f?ou(1,m.rgb.mix(f,1),l.mul(f.a)).toVar():ou(1,m,l).toVar(),this.shadowMap=a,this.shadow.map=a;const b=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return f&&y.toInspector(`${b} / Color`,()=>this.shadowMap.texture.isCubeTexture?Cc(this.shadowMap.texture):Pl(this.shadowMap.texture)),y.toInspector(`${b} / Depth`,()=>this.shadowMap.texture.isCubeTexture?Cc(this.shadowMap.texture).r.oneMinus():Dl(this.shadowMap.depthTexture,Rl().mul(El(Pl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return dn(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");q_=M_(i,n,q_),n.overrideMaterial=O_(r),i.setRenderObjectFunction(z_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===ht&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,B_(i,n,q_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),j_.material=this.vsmMaterialVertical,j_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),j_.material=this.vsmMaterialHorizontal,j_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,V_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const K_=(e,t)=>new X_(e,t),Q_=new e,Y_=new a,Z_=new r,J_=new r,ev=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],tv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],rv=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],sv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],iv=dn(({depthTexture:e,bd3D:t,dp:r})=>Cc(e,t).compare(r)),nv=dn(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=Fc("radius","float",s).setGroup(Ta),n=Fc("mapSize","vec2",s).setGroup(Ta),a=i.div(n.x),o=Fo(t),u=So(Jo(t,o.x.greaterThan(o.z).select(Sn(0,1,0),Sn(1,0,0)))),l=Jo(t,u),d=mx(Kl.xy).mul(6.28318530718),c=fx(0,5,d),h=fx(1,5,d),p=fx(2,5,d),g=fx(3,5,d),m=fx(4,5,d);return Cc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(Cc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(Cc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(Cc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(Cc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),av=dn(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s},i)=>{const n=r.xyz.toConst(),a=n.abs().toConst(),o=a.x.max(a.y).max(a.z),u=Na("float").setGroup(Ta).onRenderUpdate(()=>s.camera.near),l=Na("float").setGroup(Ta).onRenderUpdate(()=>s.camera.far),d=Fc("bias","float",s).setGroup(Ta),c=fn(1).toVar();return pn(o.sub(l).lessThanEqual(0).and(o.sub(u).greaterThanEqual(0)),()=>{let r;i.renderer.reversedDepthBuffer?(r=Kp(o.negate(),u,l),r.subAssign(d)):(r=Xp(o.negate(),u,l),r.addAssign(d));const a=n.normalize();c.assign(e({depthTexture:t,bd3D:a,dp:r,shadow:s}))}),c});class ov extends X_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===pt?iv:nv}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return av({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new gt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?ev:rv,d=u?tv:sv;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(Q_),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),Z_.setFromMatrixPosition(s.matrixWorld),a.position.copy(Z_),J_.copy(a.position),J_.add(l[e]),a.up.copy(d[e]),a.lookAt(J_),a.updateMatrixWorld(),o.makeTranslation(-Z_.x,-Z_.y,-Z_.z),Y_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(Y_,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const uv=(e,t)=>new ov(e,t);class lv extends Bp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||Na(this.color).setGroup(Ta),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=ti.FRAME,t&&t.shadow&&(this._shadowDisposeListener=()=>{this.disposeShadow()},t.addEventListener("dispose",this._shadowDisposeListener))}dispose(){this._shadowDisposeListener&&this.light.removeEventListener("dispose",this._shadowDisposeListener),super.dispose()}disposeShadow(){null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null),this.shadowColorNode=null,null!==this.baseColorNode&&(this.colorNode=this.baseColorNode,this.baseColorNode=null)}getHash(){return this.light.uuid}getLightVector(e){return f_(this.light).sub(e.context.positionView||Zd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return K_(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?en(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const dv=dn(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),cv=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=dv({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class hv extends lv{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=Na(0).setGroup(Ta),this.decayExponentNode=Na(2).setGroup(Ta)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return uv(this.light)}setupDirect(e){return cv({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const pv=dn(([e=Rl()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),gv=dn(([e=Rl()],{renderer:t,material:r})=>{const s=au(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=fn(s.fwidth()).toVar();i=cu(e.oneMinus(),e.add(1),s).oneMinus()}else i=Tu(s.greaterThan(1),0,1);return i}),mv=dn(([e,t,r])=>{const s=fn(r).toVar(),i=fn(t).toVar(),n=xn(e).toVar();return Tu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),fv=dn(([e,t])=>{const r=xn(t).toVar(),s=fn(e).toVar();return Tu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),yv=dn(([e])=>{const t=fn(e).toVar();return yn(vo(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),bv=dn(([e,t])=>{const r=fn(e).toVar();return t.assign(yv(r)),r.sub(fn(t))}),xv=Lb([dn(([e,t,r,s,i,n])=>{const a=fn(n).toVar(),o=fn(i).toVar(),u=fn(s).toVar(),l=fn(r).toVar(),d=fn(t).toVar(),c=fn(e).toVar(),h=fn(La(1,o)).toVar();return La(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),dn(([e,t,r,s,i,n])=>{const a=fn(n).toVar(),o=fn(i).toVar(),u=Sn(s).toVar(),l=Sn(r).toVar(),d=Sn(t).toVar(),c=Sn(e).toVar(),h=fn(La(1,o)).toVar();return La(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),Tv=Lb([dn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=fn(d).toVar(),h=fn(l).toVar(),p=fn(u).toVar(),g=fn(o).toVar(),m=fn(a).toVar(),f=fn(n).toVar(),y=fn(i).toVar(),b=fn(s).toVar(),x=fn(r).toVar(),T=fn(t).toVar(),_=fn(e).toVar(),v=fn(La(1,p)).toVar(),N=fn(La(1,h)).toVar();return fn(La(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),dn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=fn(d).toVar(),h=fn(l).toVar(),p=fn(u).toVar(),g=Sn(o).toVar(),m=Sn(a).toVar(),f=Sn(n).toVar(),y=Sn(i).toVar(),b=Sn(s).toVar(),x=Sn(r).toVar(),T=Sn(t).toVar(),_=Sn(e).toVar(),v=fn(La(1,p)).toVar(),N=fn(La(1,h)).toVar();return fn(La(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),_v=dn(([e,t,r])=>{const s=fn(r).toVar(),i=fn(t).toVar(),n=bn(e).toVar(),a=bn(n.bitAnd(bn(7))).toVar(),o=fn(mv(a.lessThan(bn(4)),i,s)).toVar(),u=fn(Pa(2,mv(a.lessThan(bn(4)),s,i))).toVar();return fv(o,xn(a.bitAnd(bn(1)))).add(fv(u,xn(a.bitAnd(bn(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),vv=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=fn(t).toVar(),o=bn(e).toVar(),u=bn(o.bitAnd(bn(15))).toVar(),l=fn(mv(u.lessThan(bn(8)),a,n)).toVar(),d=fn(mv(u.lessThan(bn(4)),n,mv(u.equal(bn(12)).or(u.equal(bn(14))),a,i))).toVar();return fv(l,xn(u.bitAnd(bn(1)))).add(fv(d,xn(u.bitAnd(bn(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Nv=Lb([_v,vv]),Sv=dn(([e,t,r])=>{const s=fn(r).toVar(),i=fn(t).toVar(),n=An(e).toVar();return Sn(Nv(n.x,i,s),Nv(n.y,i,s),Nv(n.z,i,s))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Rv=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=fn(t).toVar(),o=An(e).toVar();return Sn(Nv(o.x,a,n,i),Nv(o.y,a,n,i),Nv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Av=Lb([Sv,Rv]),Ev=dn(([e])=>{const t=fn(e).toVar();return Pa(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),wv=dn(([e])=>{const t=fn(e).toVar();return Pa(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Cv=Lb([Ev,dn(([e])=>{const t=Sn(e).toVar();return Pa(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Mv=Lb([wv,dn(([e])=>{const t=Sn(e).toVar();return Pa(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Bv=dn(([e,t])=>{const r=yn(t).toVar(),s=bn(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(yn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),Fv=dn(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(Bv(r,yn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Bv(e,yn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Bv(t,yn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(Bv(r,yn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Bv(e,yn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Bv(t,yn(4))),t.addAssign(e)}),Lv=dn(([e,t,r])=>{const s=bn(r).toVar(),i=bn(t).toVar(),n=bn(e).toVar();return s.bitXorAssign(i),s.subAssign(Bv(i,yn(14))),n.bitXorAssign(s),n.subAssign(Bv(s,yn(11))),i.bitXorAssign(n),i.subAssign(Bv(n,yn(25))),s.bitXorAssign(i),s.subAssign(Bv(i,yn(16))),n.bitXorAssign(s),n.subAssign(Bv(s,yn(4))),i.bitXorAssign(n),i.subAssign(Bv(n,yn(14))),s.bitXorAssign(i),s.subAssign(Bv(i,yn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),Pv=dn(([e])=>{const t=bn(e).toVar();return fn(t).div(fn(bn(yn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),Dv=dn(([e])=>{const t=fn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),Uv=Lb([dn(([e])=>{const t=yn(e).toVar(),r=bn(bn(1)).toVar(),s=bn(bn(yn(3735928559)).add(r.shiftLeft(bn(2))).add(bn(13))).toVar();return Lv(s.add(bn(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),dn(([e,t])=>{const r=yn(t).toVar(),s=yn(e).toVar(),i=bn(bn(2)).toVar(),n=bn().toVar(),a=bn().toVar(),o=bn().toVar();return n.assign(a.assign(o.assign(bn(yn(3735928559)).add(i.shiftLeft(bn(2))).add(bn(13))))),n.addAssign(bn(s)),a.addAssign(bn(r)),Lv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),dn(([e,t,r])=>{const s=yn(r).toVar(),i=yn(t).toVar(),n=yn(e).toVar(),a=bn(bn(3)).toVar(),o=bn().toVar(),u=bn().toVar(),l=bn().toVar();return o.assign(u.assign(l.assign(bn(yn(3735928559)).add(a.shiftLeft(bn(2))).add(bn(13))))),o.addAssign(bn(n)),u.addAssign(bn(i)),l.addAssign(bn(s)),Lv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),dn(([e,t,r,s])=>{const i=yn(s).toVar(),n=yn(r).toVar(),a=yn(t).toVar(),o=yn(e).toVar(),u=bn(bn(4)).toVar(),l=bn().toVar(),d=bn().toVar(),c=bn().toVar();return l.assign(d.assign(c.assign(bn(yn(3735928559)).add(u.shiftLeft(bn(2))).add(bn(13))))),l.addAssign(bn(o)),d.addAssign(bn(a)),c.addAssign(bn(n)),Fv(l,d,c),l.addAssign(bn(i)),Lv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),dn(([e,t,r,s,i])=>{const n=yn(i).toVar(),a=yn(s).toVar(),o=yn(r).toVar(),u=yn(t).toVar(),l=yn(e).toVar(),d=bn(bn(5)).toVar(),c=bn().toVar(),h=bn().toVar(),p=bn().toVar();return c.assign(h.assign(p.assign(bn(yn(3735928559)).add(d.shiftLeft(bn(2))).add(bn(13))))),c.addAssign(bn(l)),h.addAssign(bn(u)),p.addAssign(bn(o)),Fv(c,h,p),c.addAssign(bn(a)),h.addAssign(bn(n)),Lv(c,h,p)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),Iv=Lb([dn(([e,t])=>{const r=yn(t).toVar(),s=yn(e).toVar(),i=bn(Uv(s,r)).toVar(),n=An().toVar();return n.x.assign(i.bitAnd(yn(255))),n.y.assign(i.shiftRight(yn(8)).bitAnd(yn(255))),n.z.assign(i.shiftRight(yn(16)).bitAnd(yn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),dn(([e,t,r])=>{const s=yn(r).toVar(),i=yn(t).toVar(),n=yn(e).toVar(),a=bn(Uv(n,i,s)).toVar(),o=An().toVar();return o.x.assign(a.bitAnd(yn(255))),o.y.assign(a.shiftRight(yn(8)).bitAnd(yn(255))),o.z.assign(a.shiftRight(yn(16)).bitAnd(yn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),Ov=Lb([dn(([e])=>{const t=Tn(e).toVar(),r=yn().toVar(),s=yn().toVar(),i=fn(bv(t.x,r)).toVar(),n=fn(bv(t.y,s)).toVar(),a=fn(Dv(i)).toVar(),o=fn(Dv(n)).toVar(),u=fn(xv(Nv(Uv(r,s),i,n),Nv(Uv(r.add(yn(1)),s),i.sub(1),n),Nv(Uv(r,s.add(yn(1))),i,n.sub(1)),Nv(Uv(r.add(yn(1)),s.add(yn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Cv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),dn(([e])=>{const t=Sn(e).toVar(),r=yn().toVar(),s=yn().toVar(),i=yn().toVar(),n=fn(bv(t.x,r)).toVar(),a=fn(bv(t.y,s)).toVar(),o=fn(bv(t.z,i)).toVar(),u=fn(Dv(n)).toVar(),l=fn(Dv(a)).toVar(),d=fn(Dv(o)).toVar(),c=fn(Tv(Nv(Uv(r,s,i),n,a,o),Nv(Uv(r.add(yn(1)),s,i),n.sub(1),a,o),Nv(Uv(r,s.add(yn(1)),i),n,a.sub(1),o),Nv(Uv(r.add(yn(1)),s.add(yn(1)),i),n.sub(1),a.sub(1),o),Nv(Uv(r,s,i.add(yn(1))),n,a,o.sub(1)),Nv(Uv(r.add(yn(1)),s,i.add(yn(1))),n.sub(1),a,o.sub(1)),Nv(Uv(r,s.add(yn(1)),i.add(yn(1))),n,a.sub(1),o.sub(1)),Nv(Uv(r.add(yn(1)),s.add(yn(1)),i.add(yn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Mv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),Vv=Lb([dn(([e])=>{const t=Tn(e).toVar(),r=yn().toVar(),s=yn().toVar(),i=fn(bv(t.x,r)).toVar(),n=fn(bv(t.y,s)).toVar(),a=fn(Dv(i)).toVar(),o=fn(Dv(n)).toVar(),u=Sn(xv(Av(Iv(r,s),i,n),Av(Iv(r.add(yn(1)),s),i.sub(1),n),Av(Iv(r,s.add(yn(1))),i,n.sub(1)),Av(Iv(r.add(yn(1)),s.add(yn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Cv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),dn(([e])=>{const t=Sn(e).toVar(),r=yn().toVar(),s=yn().toVar(),i=yn().toVar(),n=fn(bv(t.x,r)).toVar(),a=fn(bv(t.y,s)).toVar(),o=fn(bv(t.z,i)).toVar(),u=fn(Dv(n)).toVar(),l=fn(Dv(a)).toVar(),d=fn(Dv(o)).toVar(),c=Sn(Tv(Av(Iv(r,s,i),n,a,o),Av(Iv(r.add(yn(1)),s,i),n.sub(1),a,o),Av(Iv(r,s.add(yn(1)),i),n,a.sub(1),o),Av(Iv(r.add(yn(1)),s.add(yn(1)),i),n.sub(1),a.sub(1),o),Av(Iv(r,s,i.add(yn(1))),n,a,o.sub(1)),Av(Iv(r.add(yn(1)),s,i.add(yn(1))),n.sub(1),a,o.sub(1)),Av(Iv(r,s.add(yn(1)),i.add(yn(1))),n,a.sub(1),o.sub(1)),Av(Iv(r.add(yn(1)),s.add(yn(1)),i.add(yn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Mv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),kv=Lb([dn(([e])=>{const t=fn(e).toVar(),r=yn(yv(t)).toVar();return Pv(Uv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),dn(([e])=>{const t=Tn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar();return Pv(Uv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),dn(([e])=>{const t=Sn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar(),i=yn(yv(t.z)).toVar();return Pv(Uv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),dn(([e])=>{const t=wn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar(),i=yn(yv(t.z)).toVar(),n=yn(yv(t.w)).toVar();return Pv(Uv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),Gv=Lb([dn(([e])=>{const t=fn(e).toVar(),r=yn(yv(t)).toVar();return Sn(Pv(Uv(r,yn(0))),Pv(Uv(r,yn(1))),Pv(Uv(r,yn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),dn(([e])=>{const t=Tn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar();return Sn(Pv(Uv(r,s,yn(0))),Pv(Uv(r,s,yn(1))),Pv(Uv(r,s,yn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),dn(([e])=>{const t=Sn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar(),i=yn(yv(t.z)).toVar();return Sn(Pv(Uv(r,s,i,yn(0))),Pv(Uv(r,s,i,yn(1))),Pv(Uv(r,s,i,yn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),dn(([e])=>{const t=wn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar(),i=yn(yv(t.z)).toVar(),n=yn(yv(t.w)).toVar();return Sn(Pv(Uv(r,s,i,n,yn(0))),Pv(Uv(r,s,i,n,yn(1))),Pv(Uv(r,s,i,n,yn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),zv=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=yn(t).toVar(),o=Sn(e).toVar(),u=fn(0).toVar(),l=fn(1).toVar();return Sp(a,()=>{u.addAssign(l.mul(Ov(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),$v=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=yn(t).toVar(),o=Sn(e).toVar(),u=Sn(0).toVar(),l=fn(1).toVar();return Sp(a,()=>{u.addAssign(l.mul(Vv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Wv=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=yn(t).toVar(),o=Sn(e).toVar();return Tn(zv(o,a,n,i),zv(o.add(Sn(yn(19),yn(193),yn(17))),a,n,i))}).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Hv=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=yn(t).toVar(),o=Sn(e).toVar(),u=Sn($v(o,a,n,i)).toVar(),l=fn(zv(o.add(Sn(yn(19),yn(193),yn(17))),a,n,i)).toVar();return wn(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),qv=Lb([dn(([e,t,r,s,i,n,a])=>{const o=yn(a).toVar(),u=fn(n).toVar(),l=yn(i).toVar(),d=yn(s).toVar(),c=yn(r).toVar(),h=yn(t).toVar(),p=Tn(e).toVar(),g=Sn(Gv(Tn(h.add(d),c.add(l)))).toVar(),m=Tn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=Tn(Tn(fn(h),fn(c)).add(m)).toVar(),y=Tn(f.sub(p)).toVar();return pn(o.equal(yn(2)),()=>Fo(y.x).add(Fo(y.y))),pn(o.equal(yn(3)),()=>jo(Fo(y.x),Fo(y.y))),Zo(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),dn(([e,t,r,s,i,n,a,o,u])=>{const l=yn(u).toVar(),d=fn(o).toVar(),c=yn(a).toVar(),h=yn(n).toVar(),p=yn(i).toVar(),g=yn(s).toVar(),m=yn(r).toVar(),f=yn(t).toVar(),y=Sn(e).toVar(),b=Sn(Gv(Sn(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=Sn(Sn(fn(f),fn(m),fn(g)).add(b)).toVar(),T=Sn(x.sub(y)).toVar();return pn(l.equal(yn(2)),()=>Fo(T.x).add(Fo(T.y)).add(Fo(T.z))),pn(l.equal(yn(3)),()=>jo(Fo(T.x),Fo(T.y),Fo(T.z))),Zo(T,T)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),jv=dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Tn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=Tn(bv(n.x,a),bv(n.y,o)).toVar(),l=fn(1e6).toVar();return Sp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Sp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{const r=fn(qv(u,e,t,a,o,i,s)).toVar();l.assign(qo(l,r))})}),pn(s.equal(yn(0)),()=>{l.assign(To(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Xv=dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Tn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=Tn(bv(n.x,a),bv(n.y,o)).toVar(),l=Tn(1e6,1e6).toVar();return Sp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Sp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{const r=fn(qv(u,e,t,a,o,i,s)).toVar();pn(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),pn(s.equal(yn(0)),()=>{l.assign(To(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Kv=dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Tn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=Tn(bv(n.x,a),bv(n.y,o)).toVar(),l=Sn(1e6,1e6,1e6).toVar();return Sp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Sp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{const r=fn(qv(u,e,t,a,o,i,s)).toVar();pn(r.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(r)}).ElseIf(r.lessThan(l.z),()=>{l.z.assign(r)})})}),pn(s.equal(yn(0)),()=>{l.assign(To(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Qv=Lb([jv,dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Sn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=yn().toVar(),l=Sn(bv(n.x,a),bv(n.y,o),bv(n.z,u)).toVar(),d=fn(1e6).toVar();return Sp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Sp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{Sp({start:-1,end:yn(1),name:"z",condition:"<="},({z:r})=>{const n=fn(qv(l,e,t,r,a,o,u,i,s)).toVar();d.assign(qo(d,n))})})}),pn(s.equal(yn(0)),()=>{d.assign(To(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Yv=Lb([Xv,dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Sn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=yn().toVar(),l=Sn(bv(n.x,a),bv(n.y,o),bv(n.z,u)).toVar(),d=Tn(1e6,1e6).toVar();return Sp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Sp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{Sp({start:-1,end:yn(1),name:"z",condition:"<="},({z:r})=>{const n=fn(qv(l,e,t,r,a,o,u,i,s)).toVar();pn(n.lessThan(d.x),()=>{d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.y.assign(n)})})})}),pn(s.equal(yn(0)),()=>{d.assign(To(d))}),d}).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Zv=Lb([Kv,dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Sn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=yn().toVar(),l=Sn(bv(n.x,a),bv(n.y,o),bv(n.z,u)).toVar(),d=Sn(1e6,1e6,1e6).toVar();return Sp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Sp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{Sp({start:-1,end:yn(1),name:"z",condition:"<="},({z:r})=>{const n=fn(qv(l,e,t,r,a,o,u,i,s)).toVar();pn(n.lessThan(d.x),()=>{d.z.assign(d.y),d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.z.assign(d.y),d.y.assign(n)}).ElseIf(n.lessThan(d.z),()=>{d.z.assign(n)})})})}),pn(s.equal(yn(0)),()=>{d.assign(To(d))}),d}).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Jv=dn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=yn(e).toVar(),h=Tn(t).toVar(),p=Tn(r).toVar(),g=Tn(s).toVar(),m=fn(i).toVar(),f=fn(n).toVar(),y=fn(a).toVar(),b=xn(o).toVar(),x=yn(u).toVar(),T=fn(l).toVar(),_=fn(d).toVar(),v=h.mul(p).add(g),N=fn(0).toVar();return pn(c.equal(yn(0)),()=>{N.assign(Vv(v))}),pn(c.equal(yn(1)),()=>{N.assign(Gv(v))}),pn(c.equal(yn(2)),()=>{N.assign(Zv(v,m,yn(0)))}),pn(c.equal(yn(3)),()=>{N.assign($v(Sn(v,0),x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),pn(b,()=>{N.assign(uu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise2d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"texcoord",type:"vec2"},{name:"freq",type:"vec2"},{name:"offset",type:"vec2"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),eN=dn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=yn(e).toVar(),h=Sn(t).toVar(),p=Sn(r).toVar(),g=Sn(s).toVar(),m=fn(i).toVar(),f=fn(n).toVar(),y=fn(a).toVar(),b=xn(o).toVar(),x=yn(u).toVar(),T=fn(l).toVar(),_=fn(d).toVar(),v=h.mul(p).add(g),N=fn(0).toVar();return 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PT("Workgroup",e,t),workgroupBarrier:()=>FT("workgroup").toStack(),workgroupId:ET,workingToColorSpace:zu,xor:qa});const dN=new Qy;class cN extends xy{constructor(e,t){super(),this.renderer=e,this.nodes=t}update(e,t,r){const s=this.renderer,i=this.nodes.getBackgroundNode(e)||e.background;let n=!1;if(null===i)s._clearColor.getRGB(dN),dN.a=s._clearColor.a;else if(!0===i.isColor)i.getRGB(dN),dN.a=1,n=!0;else if(!0===i.isNode){const u=this.get(e),l=i;dN.copy(s._clearColor);let d=u.backgroundMesh;if(void 0===d){const h=wn(l).mul(Ex).context({getUV:()=>wx.mul(uc),getTextureLevel:()=>Ax}),p=bd.element(3).element(3).equal(1),g=Da(1,bd.element(1).element(1)).mul(3),m=p.select(Xd.mul(g),Xd),f=zd.mul(wn(m,0));let y=bd.mul(wn(f.xyz,1));y=y.setZ(y.w);const b=new mg;function 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T=r.clearColorValue;T.r=dN.r,T.g=dN.g,T.b=dN.b,T.a=dN.a,!0!==s.backend.isWebGLBackend&&!0!==s.alpha||(T.r*=T.a,T.g*=T.a,T.b*=T.a),r.depthClearValue=s.getClearDepth(),r.stencilClearValue=s.getClearStencil(),r.clearColor=!0===s.autoClearColor,r.clearDepth=!0===s.autoClearDepth,r.clearStencil=!0===s.autoClearStencil}else r.clearColor=!1,r.clearDepth=!1,r.clearStencil=!1}}let hN=0;class pN{constructor(e="",t=[]){this.name=e,this.bindings=t,this.id=hN++}}class gN{constructor(e,t,r,s,i,n,a,o,u,l=[]){this.vertexShader=e,this.fragmentShader=t,this.computeShader=r,this.transforms=l,this.nodeAttributes=s,this.bindings=i,this.updateNodes=n,this.updateBeforeNodes=a,this.updateAfterNodes=o,this.observer=u,this.usedTimes=0}createBindings(){const e=[];for(const t of this.bindings){if(!0!==t.bindings[0].groupNode.shared){const r=new pN(t.name,[]);e.push(r);for(const e of t.bindings)r.bindings.push(e.clone())}else e.push(t)}return e}}class mN{constructor(e,t,r=null){this.isNodeAttribute=!0,this.name=e,this.type=t,this.node=r}}class fN{constructor(e,t,r){this.isNodeUniform=!0,this.name=e,this.type=t,this.node=r}get value(){return this.node.value}set value(e){this.node.value=e}get id(){return this.node.id}get groupNode(){return this.node.groupNode}}class yN{constructor(e,t,r=!1,s=null){this.isNodeVar=!0,this.name=e,this.type=t,this.readOnly=r,this.count=s}}class bN extends yN{constructor(e,t,r=null,s=null){super(e,t),this.needsInterpolation=!1,this.isNodeVarying=!0,this.interpolationType=r,this.interpolationSampling=s}}class xN{constructor(e,t,r=""){this.name=e,this.type=t,this.code=r,Object.defineProperty(this,"isNodeCode",{value:!0})}}let TN=0;class _N{constructor(e=null){this.id=TN++,this.nodesData=new WeakMap,this.parent=e}getData(e){let t=this.nodesData.get(e);return void 0===t&&null!==this.parent&&(t=this.parent.getData(e)),t}setData(e,t){this.nodesData.set(e,t)}}class 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HN{constructor(e,t,r){this.object=e,this.material=e&&e.material||null,this.geometry=e&&e.geometry||null,this.renderer=t,this.parser=r,this.scene=null,this.camera=null,this.nodes=[],this.sequentialNodes=[],this.updateNodes=[],this.updateBeforeNodes=[],this.updateAfterNodes=[],this.hashNodes={},this.observer=null,this.lightsNode=null,this.environmentNode=null,this.fogNode=null,this.clippingContext=null,this.vertexShader=null,this.fragmentShader=null,this.computeShader=null,this.flowNodes={vertex:[],fragment:[],compute:[]},this.flowCode={vertex:"",fragment:"",compute:""},this.uniforms={vertex:[],fragment:[],compute:[],index:0},this.structs={vertex:[],fragment:[],compute:[],index:0},this.types={vertex:[],fragment:[],compute:[],index:0},this.bindings={vertex:{},fragment:{},compute:{}},this.bindingsIndexes={},this.bindGroups=null,this.attributes=[],this.bufferAttributes=[],this.varyings=[],this.codes={},this.vars={},this.declarations={},this.flow={code:""},this.chaining=[],this.stack=Jy(),this.stacks=[],this.tab="\t",this.currentFunctionNode=null,this.context={material:this.material},this.cache=new 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t=e.type;if(e.isDataTexture){if(t===R)return"int";if(t===S)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;let r=$s(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return $N.get(e.constructor)}isInteger(e){return/int|uint|(i|u)vec/.test(e)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const r=t.array,s=e.itemSize,i=e.normalized;let n;return e instanceof 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Renamed to '${n}'.`)),r[n]=e}getCodeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e);let i=s.code;if(void 0===i){const e=this.codes[r]||(this.codes[r]=[]),n=e.length;i=new xN("nodeCode"+n,t),e.push(i),s.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:r,flowCodeBlock:s}=this.getDataFromNode(e);let i=!0,n=t;for(;n;){if(!0===s.get(n)){i=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(i)for(const e of r)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,r){const s=this.getDataFromNode(e),i=s.flowCodes||(s.flowCodes=[]),n=s.flowCodeBlock||(s.flowCodeBlock=new WeakMap);i.push(t),n.set(r,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new pT,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Yy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new _N,this.stack=Jy();for(const r of ni)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${this.tab+s} = ${i.result};\n`),this.flowCode[e]=this.flowCode[e]+i.code,l=i}else l=t.build(this);return this.setShaderStage(a),this.cache=n,this.tab=i,this.context=o,l}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e){let t="";const r=this.vars[e];if(void 0!==r)for(const e of r)t+=`${this.getVar(e.type,e.name)}; `;return t}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}build(){const{object:e,material:t,renderer:r}=this;if(null!==t){let e=r.library.fromMaterial(t);null===e&&(o(`NodeMaterial: Material "${t.type}" is not compatible.`),e=new mg),e.build(this)}else this.addFlow("compute",e);for(const e of ni){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of ai){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}async buildAsync(){const{object:e,material:t,renderer:r}=this;if(null!==t){let e=r.library.fromMaterial(t);null===e&&(o(`NodeMaterial: Material "${t.type}" is not compatible.`),e=new mg),e.build(this)}else this.addFlow("compute",e);for(const e of ni){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of ai){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this);await xt()}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=zN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new FN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new LN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new PN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new DN(e);else if("color"===t)s=new UN(e);else if("mat2"===t)s=new IN(e);else if("mat3"===t)s=new ON(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new VN(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${Tt} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===Qs(this.object).useVelocity}}class qN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===ti.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===ti.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===ti.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===ti.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===ti.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===ti.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===ti.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===ti.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===ti.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class jN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}jN.isNodeFunctionInput=!0;class XN extends lv{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class KN extends lv{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:y_(this.light),lightColor:e}}}class QN extends lv{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=g_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=Na(new e).setGroup(Ta)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=dc.dot(s).mul(.5).add(.5),n=ou(r,t,i);e.context.irradiance.addAssign(n)}}class YN extends lv{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=Na(0).setGroup(Ta),this.penumbraCosNode=Na(0).setGroup(Ta),this.cutoffDistanceNode=Na(0).setGroup(Ta),this.decayExponentNode=Na(0).setGroup(Ta),this.colorNode=Na(this.color).setGroup(Ta)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return cu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=p_(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(y_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=dv({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Pl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class ZN extends YN{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);s=Pl(r,Tn(e,0),0).r}else s=super.getSpotAttenuation(t);return s}}class JN extends lv{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=kl(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=uN(dc,this.lightProbe);e.context.irradiance.addAssign(t)}}const eS=dn(([e,t])=>{const r=e.abs().sub(t);return Po(jo(r,0)).add(qo(jo(r.x,r.y),0))});class tS extends YN{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=fn(0),r=this.penumbraCosNode,s=h_(this.light).mul(e.context.positionWorld||Qd);return pn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=eS(e.xy.sub(Tn(.5)),Tn(.5)),n=Da(-1,La(1,Mo(r)).sub(1));t.assign(lu(i.mul(-2).mul(n)))}),t}}const rS=new a,sS=new a;let iS=null;class nS extends lv{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=Na(new r).setGroup(Ta),this.halfWidth=Na(new r).setGroup(Ta),this.updateType=ti.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;sS.identity(),rS.copy(t.matrixWorld),rS.premultiply(r),sS.extractRotation(rS),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(sS),this.halfHeight.value.applyMatrix4(sS)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Pl(iS.LTC_FLOAT_1),r=Pl(iS.LTC_FLOAT_2)):(t=Pl(iS.LTC_HALF_1),r=Pl(iS.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:f_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){iS=e}}class aS{parseFunction(){d("Abstract function.")}}class oS{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}oS.isNodeFunction=!0;const uS=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,lS=/[a-z_0-9]+/gi,dS="#pragma main";class cS extends oS{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(dS),r=-1!==t?e.slice(t+12):e,s=r.match(uS);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=lS.exec(i));)n.push(a);const o=[];let u=0;for(;u{let r=this._createNodeBuilder(e,e.material);try{t?await r.buildAsync():r.build()}catch(s){r=this._createNodeBuilder(e,new mg),t?await r.buildAsync():r.build(),o("TSL: "+s)}return r})().then(e=>(s=this._createNodeBuilderState(e),i.set(n,s),s.usedTimes++,r.nodeBuilderState=s,s));{let t=this._createNodeBuilder(e,e.material);try{t.build()}catch(r){t=this._createNodeBuilder(e,new mg),t.build();let s=r.stackTrace;!s&&r.stack&&(s=new Us(r.stack)),o("TSL: "+r,s)}s=this._createNodeBuilderState(t),i.set(n,s)}}s.usedTimes++,r.nodeBuilderState=s}return s}getForRenderAsync(e){const t=this.getForRender(e,!0);return t.then?t:Promise.resolve(t)}getForRenderDeferred(e){const t=this.get(e);if(void 0!==t.nodeBuilderState)return t.nodeBuilderState;const r=this.getForRenderCacheKey(e),s=this.nodeBuilderCache.get(r);return void 0!==s?(s.usedTimes++,t.nodeBuilderState=s,s):(!0!==t.pendingBuild&&(t.pendingBuild=!0,this._buildQueue.push(()=>this.getForRenderAsync(e).then(()=>{t.pendingBuild=!1})),this._processBuildQueue()),null)}_processBuildQueue(){if(this._buildInProgress||0===this._buildQueue.length)return;this._buildInProgress=!0;this._buildQueue.shift()().then(()=>{this._buildInProgress=!1,this._processBuildQueue()})}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r}return r}_createNodeBuilderState(e){return new gN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){gS[0]=e,gS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(gS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&mS.push(t.getCacheKey(!0)),i&&mS.push(i.getCacheKey()),n&&mS.push(n.getCacheKey()),mS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),mS.push(this.renderer.shadowMap.enabled?1:0),mS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Vs(mS),this.callHashCache.set(gS,s),mS.length=0}return gS[0]=null,gS[1]=null,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===he||r.mapping===pe||r.mapping===we){if(e.backgroundBlurriness>0||r.mapping===we)return Lf(r);{let e;return e=!0===r.isCubeTexture?Cc(r):Pl(r),Mg(e)}}if(!0===r.isTexture)return Pl(r,jl.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=Fc("color","color",r).setGroup(Ta),t=Fc("density","float",r).setGroup(Ta);return xT(e,yT(t))}if(r.isFog){const e=Fc("color","color",r).setGroup(Ta),t=Fc("near","float",r).setGroup(Ta),s=Fc("far","float",r).setGroup(Ta);return xT(e,fT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?Cc(r):!0===r.isTexture?Pl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}hasOutputChange(e){return pS.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?Pl(e,jl).depth(zl("gl_ViewID_OVR")).renderOutput(t.toneMapping,t.currentColorSpace):Pl(e,jl).renderOutput(t.toneMapping,t.currentColorSpace);return pS.set(e,r),s}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new qN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const yS=new nt;class bS{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;i0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new AS(i.framebufferWidth,i.framebufferHeight,{format:Ee,type:ke,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=-5&i.layers.mask,a.layers.mask=-3&i.layers.mask;const o=e.parent,u=i.cameras;MS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function PS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function DS(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new fS(this,r),this._animation=new py(this,this._nodes,this.info),this._attributes=new Ry(r,this.info),this._background=new cN(this,this._nodes),this._geometries=new Cy(this._attributes,this.info),this._textures=new Ky(this,r,this.info),this._pipelines=new Uy(r,this._nodes,this.info),this._bindings=new Iy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new by(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new $y(this.lighting),this._bundles=new _S,this._renderContexts=new jy(this),this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._handleObjectFunction,u=this._compilationPromises;null===r&&(r=e);const l=!0===e.isScene?e:!0===r.isScene?r:IS,d=this.needsFrameBufferTarget&&null===this._renderTarget?this._getFrameBufferTarget():this._renderTarget||this._outputRenderTarget,c=this._renderContexts.get(d,this._mrt),h=this._activeMipmapLevel,p=[];this._currentRenderContext=c,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=p,s.renderId++,s.update(),c.depth=this.depth,c.stencil=this.stencil,c.clippingContext||(c.clippingContext=new bS),c.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,d);const g=this._renderLists.get(l,t);if(g.begin(),this._projectObject(e,t,0,g,c.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&g.pushLight(e)}),g.finish(),null!==d){this._textures.updateRenderTarget(d,h);const e=this._textures.get(d);c.textures=e.textures,c.depthTexture=e.depthTexture}else c.textures=null,c.depthTexture=null;r!==e?this._background.update(r,g,c):this._background.update(l,g,c);const m=g.opaque,f=g.transparent,y=g.transparentDoublePass,b=g.lightsNode;!0===this.opaque&&m.length>0&&this._renderObjects(m,t,l,b),!0===this.transparent&&f.length>0&&this._renderTransparents(f,y,t,l,b),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._handleObjectFunction=o,this._compilationPromises=u;for(const e of p){const t=this._objects.get(e.object,e.material,e.scene,e.camera,e.lightsNode,e.renderContext,e.clippingContext,e.passId);t.drawRange=e.object.geometry.drawRange,t.group=e.group,this._geometries.updateForRender(t),await this._nodes.getForRenderAsync(t),this._nodes.updateBefore(t),this._nodes.updateForRender(t),this._bindings.updateForRender(t);const r=[];this._pipelines.getForRender(t,r),r.length>0&&await Promise.all(r),this._nodes.updateAfter(t),await xt()}}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=Wd,t.modelNormalViewMatrix=Hd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===Wd&&e.modelNormalViewMatrix===Hd}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getOutputBufferType(){return this._outputBufferType}getColorBufferType(){return v('Renderer: ".getColorBufferType()" has been renamed to ".getOutputBufferType()".'),this.getOutputBufferType()}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i),u=this.backend.get(o);void 0===u.renderContexts&&(u.renderContexts=new Set);const l=s.version!==u.version,d=!1===u.renderContexts.has(a)||l;if(u.renderContexts.add(a),d){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t{u.removeEventListener("dispose",e),l.dispose(),this._frameBufferTargets.delete(u)};u.addEventListener("dispose",e),this._frameBufferTargets.set(u,l)}const d=this.getOutputRenderTarget();return l.depthBuffer=a,l.stencilBuffer=o,null!==d?l.setSize(d.width,d.height,d.depth):l.setSize(i,n,1),l.viewport.copy(u._viewport),l.scissor.copy(u._scissor),l.viewport.multiplyScalar(u._pixelRatio),l.scissor.multiplyScalar(u._pixelRatio),l.scissorTest=u._scissorTest,l.multiview=null!==d&&d.multiview,l.resolveDepthBuffer=null===d||d.resolveDepthBuffer,l._autoAllocateDepthBuffer=null!==d&&d._autoAllocateDepthBuffer,l}_renderScene(e,t,r=!0){if(!0===this._isDeviceLost)return;const s=r?this._getFrameBufferTarget():null,i=this._nodes.nodeFrame,n=i.renderId,a=this._currentRenderContext,o=this._currentRenderObjectFunction,u=this._handleObjectFunction;this._callDepth++;const l=!0===e.isScene?e:IS,d=this._renderTarget||this._outputRenderTarget,c=this._activeCubeFace,h=this._activeMipmapLevel;let p;null!==s?(p=s,this.setRenderTarget(p)):p=d;const g=this._renderContexts.get(p,this._mrt,this._callDepth);this._currentRenderContext=g,this._currentRenderObjectFunction=this._renderObjectFunction||this.renderObject,this._handleObjectFunction=this._renderObjectDirect,this.info.calls++,this.info.render.calls++,this.info.render.frameCalls++,i.renderId=this.info.calls,this.backend.updateTimeStampUID(g),this.inspector.beginRender(this.backend.getTimestampUID(g),e,t,p);const m=this.xr;if(!1===m.isPresenting){let e=!1;if(!0===this.reversedDepthBuffer&&!0!==t.reversedDepth){if(t._reversedDepth=!0,t.isArrayCamera)for(const e of t.cameras)e._reversedDepth=!0;e=!0}const r=this.coordinateSystem;if(t.coordinateSystem!==r){if(t.coordinateSystem=r,t.isArrayCamera)for(const e of t.cameras)e.coordinateSystem=r;e=!0}if(!0===e&&(t.updateProjectionMatrix(),t.isArrayCamera))for(const e of t.cameras)e.updateProjectionMatrix()}!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0===m.enabled&&!0===m.isPresenting&&(!0===m.cameraAutoUpdate&&m.updateCamera(t),t=m.getCamera());const f=this._canvasTarget;let y=f._viewport,b=f._scissor,x=f._pixelRatio;null!==p&&(y=p.viewport,b=p.scissor,x=1),this.getDrawingBufferSize(OS),VS.set(0,0,OS.width,OS.height);const T=void 0===y.minDepth?0:y.minDepth,_=void 0===y.maxDepth?1:y.maxDepth;g.viewportValue.copy(y).multiplyScalar(x).floor(),g.viewportValue.width>>=h,g.viewportValue.height>>=h,g.viewportValue.minDepth=T,g.viewportValue.maxDepth=_,g.viewport=!1===g.viewportValue.equals(VS),g.scissorValue.copy(b).multiplyScalar(x).floor(),g.scissor=f._scissorTest&&!1===g.scissorValue.equals(VS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new bS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const v=t.isArrayCamera?GS:kS;t.isArrayCamera||(zS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix(zS,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,g.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==p){this._textures.updateRenderTarget(p,h);const e=this._textures.get(p);g.textures=e.textures,g.depthTexture=e.depthTexture,g.width=e.width,g.height=e.height,g.renderTarget=p,g.depth=p.depthBuffer,g.stencil=p.stencilBuffer}else g.textures=null,g.depthTexture=null,g.width=OS.width,g.height=OS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=N.occlusionQueryCount,g.scissorValue.max($S.set(0,0,0,0)),g.scissorValue.x+g.scissorValue.width>g.width&&(g.scissorValue.width=Math.max(g.width-g.scissorValue.x,0)),g.scissorValue.y+g.scissorValue.height>g.height&&(g.scissorValue.height=Math.max(g.height-g.scissorValue.y,0)),this._background.update(l,N,g),g.camera=t,this.backend.beginRender(g);const{bundles:S,lightsNode:R,transparentDoublePass:A,transparent:E,opaque:w}=N;return S.length>0&&this._renderBundles(S,l,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,l,R),!0===this.transparent&&E.length>0&&this._renderTransparents(E,A,t,l,R),this.backend.finishRender(g),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,this._handleObjectFunction=u,this._callDepth--,null!==s&&(this.setRenderTarget(d,c,h),this._renderOutput(p)),l.onAfterRender(this,e,t,p),this.inspector.finishRender(this.backend.getTimestampUID(g)),g}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._quad;this._nodes.hasOutputChange(e.texture)&&(t.material.fragmentNode=this._nodes.getOutputNode(e.texture),t.material.needsUpdate=!0);const r=this.autoClear,s=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderScene(t,t.camera,!1),this.autoClear=r,this.xr.enabled=s}getMaxAnisotropy(){return this.backend.capabilities.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e){return await this.backend.getArrayBufferAsync(e)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return!0===this.reversedDepthBuffer?1-this._clearDepth:this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.get(s),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer;const t=this.backend.getClearColor();i.clearColorValue.r=t.r,i.clearColorValue.g=t.g,i.clearColorValue.b=t.b,i.clearColorValue.a=t.a,i.clearDepthValue=this.getClearDepth(),i.clearStencilValue=this.getClearStencil(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel()}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){if(!0===this._initialized){this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose();for(const e of this._frameBufferTargets.keys())e.dispose();Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})}this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null);for(const e of this._frameBufferTargets.keys())e.dispose()}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}initRenderTarget(e){if(!1===this._initialized)throw new Error('Renderer: .initRenderTarget() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateRenderTarget(e);const t=this._textures.get(e),r=this._renderContexts.get(e);r.textures=t.textures,r.depthTexture=t.depthTexture,r.width=t.width,r.height=t.height,r.renderTarget=e,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,this.backend.initRenderTarget(r)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=$S.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=$S.copy(t).floor()}else t=$S.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?GS:kS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&$S.setFromMatrixPosition(e.matrixWorld).applyMatrix4(zS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,$S.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?GS:kS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),$S.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(zS)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=L;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=Nt;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=P}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n(t.not().discard(),e))(u)}}e.depthNode&&e.depthNode.isNode&&(l=e.depthNode),e.castShadowPositionNode&&e.castShadowPositionNode.isNode?o=e.castShadowPositionNode:e.positionNode&&e.positionNode.isNode&&(o=e.positionNode),r={version:t,colorNode:u,depthNode:l,positionNode:o},this._cacheShadowNodes.set(e,r)}return r}renderObject(e,t,r,s,i,n,a,o=null,u=null){let l,d,c,h,p=!1;if(e.onBeforeRender(this,t,r,s,i,n),!0===i.allowOverride&&null!==t.overrideMaterial){const e=t.overrideMaterial;if(p=!0,l=e.isNodeMaterial?e.colorNode:null,d=e.isNodeMaterial?e.depthNode:null,c=e.isNodeMaterial?e.positionNode:null,h=t.overrideMaterial.side,i.positionNode&&i.positionNode.isNode&&(e.positionNode=i.positionNode),e.alphaTest=i.alphaTest,e.alphaMap=i.alphaMap,e.transparent=i.transparent||i.transmission>0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);this.shadowMap.type===ht?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:WS[i.side],null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===P&&!1===i.forceSinglePass?(i.side=L,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=Nt,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=P):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}hasCompatibility(e){if(!1===this._initialized)throw new Error('Renderer: .hasCompatibility() called before the backend is initialized. Use "await renderer.init();" before using this method.');return this.backend.hasCompatibility(e)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);if(u.drawRange=e.geometry.drawRange,u.group=n,null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}const l=this._nodes.needsRefresh(u);l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),this._pipelines.isReady(u)&&(this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u))}_createObjectPipeline(e,t,r,s,i,n,a,o){if(null!==this._compilationPromises)return void this._compilationPromises.push({object:e,material:t,scene:r,camera:s,lightsNode:i,group:n,clippingContext:a,passId:o,renderContext:this._currentRenderContext});const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class qS{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}class jS extends qS{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return(e=this._buffer.byteLength)+(Sy-e%Sy)%Sy;var e}get buffer(){return this._buffer}update(){return!0}}class XS extends jS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let KS=0;class QS extends XS{constructor(e,t){super("UniformBuffer_"+KS++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get buffer(){return this.nodeUniform.value}}class YS extends XS{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[],this._updateRangeCache=new Map}addUniformUpdateRange(e){const t=e.index;if(!0!==this._updateRangeCache.has(t)){const r=this.updateRanges,s={start:e.offset,count:e.itemSize};r.push(s),this._updateRangeCache.set(t,s)}}clearUpdateRanges(){this._updateRangeCache.clear(),super.clearUpdateRanges()}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r{this.generation=null,this.version=-1},this.texture=t,this.version=t?t.version:-1,this.generation=null,this.samplerKey="",this.isSampler=!0}set texture(e){this._texture!==e&&(this._texture&&this._texture.removeEventListener("dispose",this._onTextureDispose),this._texture=e,this.generation=null,this.version=-1,this._texture&&this._texture.addEventListener("dispose",this._onTextureDispose))}get texture(){return this._texture}update(){const{texture:e,version:t}=this;return t!==e.version&&(this.version=e.version,!0)}clone(){const e=super.clone();return e._texture=null,e._onTextureDispose=()=>{e.generation=null,e.version=-1},e.texture=this.texture,e}}let tR=0;class rR extends eR{constructor(e,t){super(e,t),this.id=tR++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class sR extends rR{constructor(e,t,r,s=null){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r,this.access=s}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class iR extends sR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class nR extends sR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const aR={bitcast_int_uint:new cT("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new cT("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},oR={textureDimensions:"textureSize",equals:"equal",bitcast_float_int:"floatBitsToInt",bitcast_int_float:"intBitsToFloat",bitcast_uint_float:"uintBitsToFloat",bitcast_float_uint:"floatBitsToUint",bitcast_uint_int:"tsl_bitcast_uint_to_int",bitcast_int_uint:"tsl_bitcast_int_to_uint",floatpack_snorm_2x16:"packSnorm2x16",floatpack_unorm_2x16:"packUnorm2x16",floatpack_float16_2x16:"packHalf2x16",floatunpack_snorm_2x16:"unpackSnorm2x16",floatunpack_unorm_2x16:"unpackUnorm2x16",floatunpack_float16_2x16:"unpackHalf2x16"},uR={low:"lowp",medium:"mediump",high:"highp"},lR={swizzleAssign:!0,storageBuffer:!1},dR={perspective:"smooth",linear:"noperspective"},cR={centroid:"centroid"},hR="\nprecision highp float;\nprecision highp int;\nprecision highp sampler2D;\nprecision highp sampler3D;\nprecision highp samplerCube;\nprecision highp sampler2DArray;\n\nprecision highp usampler2D;\nprecision highp usampler3D;\nprecision highp usamplerCube;\nprecision highp usampler2DArray;\n\nprecision highp isampler2D;\nprecision highp isampler3D;\nprecision highp isamplerCube;\nprecision highp isampler2DArray;\n\nprecision highp sampler2DShadow;\nprecision highp sampler2DArrayShadow;\nprecision highp samplerCubeShadow;\n";class pR extends HN{constructor(e,t){super(e,t,new hS),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=aR[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==aR[e]&&this._include(e),oR[e]||e}getBitcastMethod(e,t){return this.getMethod(`bitcast_${t}_${e}`)}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`${e} ? ${t} : ${r}`}getOutputStructName(){return""}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(this.getType(e.type)+" "+e.name);return`${this.getType(t.type)} ${t.name}( ${s.join(", ")} ) {\n\n\t${r.vars}\n\n${r.code}\n\treturn ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?He:We;2===s?n=i?Ft:W:3===s?n=i?Lt:Xe:4===s&&(n=i?Pt:Ee);const a={Float32Array:Q,Uint8Array:ke,Uint16Array:ze,Uint32Array:S,Int8Array:Ve,Int16Array:Ge,Int32Array:R,Uint8ClampedArray:ke},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?i:"";t=`${r.name} {\n\t${s} ${e.name}[${n}];\n};\n`}else{const t=e.groupNode.name;if(void 0===s[t]){const e=this.uniformGroups[t];if(void 0!==e){const r=[];for(const t of e.uniforms){const e=t.getType(),s=this.getVectorType(e),i=t.nodeUniform.node.precision;let n=`${s} ${t.name};`;null!==i&&(n=uR[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=uR[s]+" "+t),t="uniform "+t,r.push(t)}}let i="";for(const e in s){const t=s[e];i+=this._getGLSLUniformStruct(e,t.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${dR[s.interpolationType]||s.interpolationType} ${cR[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${dR[e.interpolationType]||e.interpolationType} ${cR[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":null}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=lR[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}lR[e]=t}return t}isFlipY(){return!0}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new sR(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new iR(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new nR(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new QS(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{let e=this.uniformGroups[o];void 0===e?(e=new JS(o,s),this.uniformGroups[o]=e,u.push(e)):-1===u.indexOf(e)&&u.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}}let gR=null,mR=null;class fR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[Dt.RENDER]:null,[Dt.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?Dt.COMPUTE:Dt.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getDrawingBufferSize(){return gR=gR||new t,this.renderer.getDrawingBufferSize(gR)}setScissorTest(){}getClearColor(){const e=this.renderer;return mR=mR||new Qy,e.getClearColor(mR),mR.getRGB(mR),mR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Ut(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${Tt} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}initRenderTarget(){}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let yR,bR,xR=0;class TR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class _R{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:xR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new TR(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let SR,RR,AR,ER=!1;class wR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===ER&&(this._init(),ER=!0)}_init(){const e=this.gl;SR={[Gr]:e.REPEAT,[ve]:e.CLAMP_TO_EDGE,[kr]:e.MIRRORED_REPEAT},RR={[B]:e.NEAREST,[zr]:e.NEAREST_MIPMAP_NEAREST,[yt]:e.NEAREST_MIPMAP_LINEAR,[de]:e.LINEAR,[ft]:e.LINEAR_MIPMAP_NEAREST,[Z]:e.LINEAR_MIPMAP_LINEAR},AR={[qr]:e.NEVER,[Hr]:e.ALWAYS,[E]:e.LESS,[w]:e.LEQUAL,[Wr]:e.EQUAL,[M]:e.GEQUAL,[C]:e.GREATER,[$r]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i=!1){const{gl:n,extensions:a}=this;if(null!==e){if(void 0!==n[e])return n[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let o=t;if(t===n.RED&&(r===n.FLOAT&&(o=n.R32F),r===n.HALF_FLOAT&&(o=n.R16F),r===n.UNSIGNED_BYTE&&(o=n.R8),r===n.UNSIGNED_SHORT&&(o=n.R16),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RED_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.R8UI),r===n.UNSIGNED_SHORT&&(o=n.R16UI),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RG&&(r===n.FLOAT&&(o=n.RG32F),r===n.HALF_FLOAT&&(o=n.RG16F),r===n.UNSIGNED_BYTE&&(o=n.RG8),r===n.UNSIGNED_SHORT&&(o=n.RG16),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RG_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RG8UI),r===n.UNSIGNED_SHORT&&(o=n.RG16UI),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RGB){const e=i?jr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGB32F),r===n.HALF_FLOAT&&(o=n.RGB16F),r===n.UNSIGNED_BYTE&&(o=n.RGB8),r===n.UNSIGNED_SHORT&&(o=n.RGB16),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8:n.RGB8),r===n.UNSIGNED_SHORT_5_6_5&&(o=n.RGB565),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGB4),r===n.UNSIGNED_INT_5_9_9_9_REV&&(o=n.RGB9_E5),r===n.UNSIGNED_INT_10F_11F_11F_REV&&(o=n.R11F_G11F_B10F)}if(t===n.RGB_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGB8UI),r===n.UNSIGNED_SHORT&&(o=n.RGB16UI),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I)),t===n.RGBA){const e=i?jr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGBA32F),r===n.HALF_FLOAT&&(o=n.RGBA16F),r===n.UNSIGNED_BYTE&&(o=n.RGBA8),r===n.UNSIGNED_SHORT&&(o=n.RGBA16),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8_ALPHA8:n.RGBA8),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGBA4),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1)}return t===n.RGBA_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGBA8UI),r===n.UNSIGNED_SHORT&&(o=n.RGBA16UI),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I)),t===n.DEPTH_COMPONENT&&(r===n.UNSIGNED_SHORT&&(o=n.DEPTH_COMPONENT16),r===n.UNSIGNED_INT&&(o=n.DEPTH_COMPONENT24),r===n.FLOAT&&(o=n.DEPTH_COMPONENT32F)),t===n.DEPTH_STENCIL&&r===n.UNSIGNED_INT_24_8&&(o=n.DEPTH24_STENCIL8),o!==n.R16F&&o!==n.R32F&&o!==n.RG16F&&o!==n.RG32F&&o!==n.RGBA16F&&o!==n.RGBA32F||a.get("EXT_color_buffer_float"),o}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,n=p.getPrimaries(p.workingColorSpace),a=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),o=t.colorSpace===T||n===a?r.NONE:r.BROWSER_DEFAULT_WEBGL;r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),r.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),r.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,o),r.texParameteri(e,r.TEXTURE_WRAP_S,SR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,SR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,SR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,RR[t.magFilter]);const u=void 0!==t.mipmaps&&t.mipmaps.length>0,l=t.minFilter===de&&u?Z:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,RR[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,AR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===B)return;if(t.minFilter!==yt&&t.minFilter!==Z)return;if(t.type===Q&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.capabilities.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{textureGPU:i,glTextureType:n,glFormat:a,glType:o}=s.get(t),{width:u,height:l}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(n,i),r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(n,0,0,0,u,l,a,o,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=Xr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();a.state.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),a.state.bindFramebuffer(o.READ_FRAMEBUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function CR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class MR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class BR{constructor(e){this.backend=e,this.maxAnisotropy=null,this.maxUniformBlockSize=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}getUniformBufferLimit(){if(null!==this.maxUniformBlockSize)return this.maxUniformBlockSize;const e=this.backend.gl;return this.maxUniformBlockSize=e.getParameter(e.MAX_UNIFORM_BLOCK_SIZE),this.maxUniformBlockSize}}const FR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class LR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGLTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class UR extends fR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new MR(this),this.capabilities=new BR(this),this.attributeUtils=new _R(this),this.textureUtils=new wR(this),this.bufferRenderer=new LR(this),this.state=new vR(this),this.utils=new NR(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.extensions.get("EXT_clip_control"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed"),t.reversedDepthBuffer&&(this.extensions.has("EXT_clip_control")?e.reversedDepthBuffer=!0:(d("WebGPURenderer: Unable to use reversed depth buffer due to missing EXT_clip_control extension. Fallback to default depth buffer."),e.reversedDepthBuffer=!1)),e.reversedDepthBuffer&&this.state.setReversedDepth(!0)}get coordinateSystem(){return c}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new DR(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor)this.updateScissor(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.scissor(0,0,e,r)}this.initTimestampQuery(Dt.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t1?t.renderInstances(r,s,i):t.render(r,s)}draw(e){const{object:t,pipeline:r,material:s,context:i,hardwareClippingPlanes:n}=e,{programGPU:a}=this.get(r),{gl:o,state:u}=this,l=this.get(i),d=e.getDrawParameters();if(null===d)return;this._bindUniforms(e.getBindings());const c=t.isMesh&&t.matrixWorld.determinant()<0;u.setMaterial(s,c,n),null!==i.mrt&&null!==i.textures&&u.setMRTBlending(i.textures,i.mrt,s),u.useProgram(a);const h=e.getAttributes(),p=this.get(h);let g=p.vaoGPU;if(void 0===g){const e=this._getVaoKey(h);g=this.vaoCache[e],void 0===g&&(g=this._createVao(h),this.vaoCache[e]=g,p.vaoGPU=g)}const m=e.getIndex(),f=null!==m?this.get(m).bufferGPU:null;u.setVertexState(g,f);const y=l.lastOcclusionObject;if(y!==t&&void 0!==y){if(null!==y&&!0===y.occlusionTest&&(o.endQuery(o.ANY_SAMPLES_PASSED),l.occlusionQueryIndex++),!0===t.occlusionTest){const e=o.createQuery();o.beginQuery(o.ANY_SAMPLES_PASSED,e),l.occlusionQueries[l.occlusionQueryIndex]=e,l.occlusionQueryObjects[l.occlusionQueryIndex]=t}l.lastOcclusionObject=t}const b=this.bufferRenderer;t.isPoints?b.mode=o.POINTS:t.isLineSegments?b.mode=o.LINES:t.isLine?b.mode=o.LINE_STRIP:t.isLineLoop?b.mode=o.LINE_LOOP:!0===s.wireframe?(u.setLineWidth(s.wireframeLinewidth*this.renderer.getPixelRatio()),b.mode=o.LINES):b.mode=o.TRIANGLES;const{vertexCount:x,instanceCount:T}=d;let{firstVertex:_}=d;if(b.object=t,null!==m){_*=m.array.BYTES_PER_ELEMENT;const e=this.get(m);b.index=m.count,b.type=e.type}else b.index=0;if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("THREE.WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n,pipeline:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;eFR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=qy(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const IR="point-list",OR="line-list",VR="line-strip",kR="triangle-list",GR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},zR="never",$R="less",WR="equal",HR="less-equal",qR="greater",jR="not-equal",XR="greater-equal",KR="always",QR="store",YR="load",ZR="clear",JR="ccw",eA="cw",tA="none",rA="back",sA="uint16",iA="uint32",nA="r8unorm",aA="r8snorm",oA="r8uint",uA="r8sint",lA="r16uint",dA="r16sint",cA="r16float",hA="rg8unorm",pA="rg8snorm",gA="rg8uint",mA="rg8sint",fA="r32uint",yA="r32sint",bA="r32float",xA="rg16uint",TA="rg16sint",_A="rg16float",vA="rgba8unorm",NA="rgba8unorm-srgb",SA="rgba8snorm",RA="rgba8uint",AA="rgba8sint",EA="bgra8unorm",wA="bgra8unorm-srgb",CA="rgb9e5ufloat",MA="rgb10a2unorm",BA="rg11b10ufloat",FA="rg32uint",LA="rg32sint",PA="rg32float",DA="rgba16uint",UA="rgba16sint",IA="rgba16float",OA="rgba32uint",VA="rgba32sint",kA="rgba32float",GA="depth16unorm",zA="depth24plus",$A="depth24plus-stencil8",WA="depth32float",HA="depth32float-stencil8",qA="bc1-rgba-unorm",jA="bc1-rgba-unorm-srgb",XA="bc2-rgba-unorm",KA="bc2-rgba-unorm-srgb",QA="bc3-rgba-unorm",YA="bc3-rgba-unorm-srgb",ZA="bc4-r-unorm",JA="bc4-r-snorm",eE="bc5-rg-unorm",tE="bc5-rg-snorm",rE="bc6h-rgb-ufloat",sE="bc6h-rgb-float",iE="bc7-rgba-unorm",nE="bc7-rgba-unorm-srgb",aE="etc2-rgb8unorm",oE="etc2-rgb8unorm-srgb",uE="etc2-rgb8a1unorm",lE="etc2-rgb8a1unorm-srgb",dE="etc2-rgba8unorm",cE="etc2-rgba8unorm-srgb",hE="eac-r11unorm",pE="eac-r11snorm",gE="eac-rg11unorm",mE="eac-rg11snorm",fE="astc-4x4-unorm",yE="astc-4x4-unorm-srgb",bE="astc-5x4-unorm",xE="astc-5x4-unorm-srgb",TE="astc-5x5-unorm",_E="astc-5x5-unorm-srgb",vE="astc-6x5-unorm",NE="astc-6x5-unorm-srgb",SE="astc-6x6-unorm",RE="astc-6x6-unorm-srgb",AE="astc-8x5-unorm",EE="astc-8x5-unorm-srgb",wE="astc-8x6-unorm",CE="astc-8x6-unorm-srgb",ME="astc-8x8-unorm",BE="astc-8x8-unorm-srgb",FE="astc-10x5-unorm",LE="astc-10x5-unorm-srgb",PE="astc-10x6-unorm",DE="astc-10x6-unorm-srgb",UE="astc-10x8-unorm",IE="astc-10x8-unorm-srgb",OE="astc-10x10-unorm",VE="astc-10x10-unorm-srgb",kE="astc-12x10-unorm",GE="astc-12x10-unorm-srgb",zE="astc-12x12-unorm",$E="astc-12x12-unorm-srgb",WE="clamp-to-edge",HE="repeat",qE="mirror-repeat",jE="linear",XE="nearest",KE="zero",QE="one",YE="src",ZE="one-minus-src",JE="src-alpha",ew="one-minus-src-alpha",tw="dst",rw="one-minus-dst",sw="dst-alpha",iw="one-minus-dst-alpha",nw="src-alpha-saturated",aw="constant",ow="one-minus-constant",uw="add",lw="subtract",dw="reverse-subtract",cw="min",hw="max",pw=0,gw=15,mw="keep",fw="zero",yw="replace",bw="invert",xw="increment-clamp",Tw="decrement-clamp",_w="increment-wrap",vw="decrement-wrap",Nw="storage",Sw="read-only-storage",Rw="write-only",Aw="read-only",Ew="read-write",ww="non-filtering",Cw="comparison",Mw="float",Bw="unfilterable-float",Fw="depth",Lw="sint",Pw="uint",Dw="2d",Uw="3d",Iw="2d",Ow="2d-array",Vw="cube",kw="3d",Gw="all",zw="vertex",$w="instance",Ww={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},Hw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class qw extends eR{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class jw extends jS{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let Xw=0;class Kw extends jw{constructor(e,t){super("StorageBuffer_"+Xw++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:si.READ_WRITE,this.groupNode=t}get attribute(){return this.nodeUniform.value}get buffer(){return this.nodeUniform.value.array}}class Qw extends xy{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:jE}),this.flipYSampler=e.createSampler({minFilter:XE}),this.flipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST}),e.queue.writeBuffer(this.flipUniformBuffer,0,new Uint32Array([1])),this.noFlipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM}),this.transferPipelines={},this.mipmapShaderModule=e.createShaderModule({label:"mipmap",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4f,\n\t@location( 0 ) vTex : vec2f,\n\t@location( 1 ) @interpolate(flat, either) vBaseArrayLayer: u32,\n};\n\n@group( 0 ) @binding ( 2 )\nvar flipY: u32;\n\n@vertex\nfn mainVS(\n\t\t@builtin( vertex_index ) vertexIndex : u32,\n\t\t@builtin( instance_index ) instanceIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array(\n\t\tvec2f( -1, -1 ),\n\t\tvec2f( -1, 3 ),\n\t\tvec2f( 3, -1 ),\n\t);\n\n\tlet p = pos[ vertexIndex ];\n\tlet mult = select( vec2f( 0.5, -0.5 ), vec2f( 0.5, 0.5 ), flipY != 0 );\n\tVarys.vTex = p * mult + vec2f( 0.5 );\n\tVarys.Position = vec4f( p, 0, 1 );\n\tVarys.vBaseArrayLayer = instanceIndex;\n\n\treturn Varys;\n\n}\n\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img2d : texture_2d;\n\n@fragment\nfn main_2d( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2d, imgSampler, Varys.vTex );\n\n}\n\n@group( 0 ) @binding( 1 )\nvar img2dArray : texture_2d_array;\n\n@fragment\nfn main_2d_array( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2dArray, imgSampler, Varys.vTex, Varys.vBaseArrayLayer );\n\n}\n\nconst faceMat = array(\n mat3x3f( 0, 0, -2, 0, -2, 0, 1, 1, 1 ), // pos-x\n mat3x3f( 0, 0, 2, 0, -2, 0, -1, 1, -1 ), // neg-x\n mat3x3f( 2, 0, 0, 0, 0, 2, -1, 1, -1 ), // pos-y\n mat3x3f( 2, 0, 0, 0, 0, -2, -1, -1, 1 ), // neg-y\n mat3x3f( 2, 0, 0, 0, -2, 0, -1, 1, 1 ), // pos-z\n mat3x3f( -2, 0, 0, 0, -2, 0, 1, 1, -1 ), // neg-z\n);\n\n@group( 0 ) @binding( 1 )\nvar imgCube : texture_cube;\n\n@fragment\nfn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( imgCube, imgSampler, faceMat[ Varys.vBaseArrayLayer ] * vec3f( fract( Varys.vTex ), 1 ) );\n\n}\n"})}getTransferPipeline(e,t){const r=`${e}-${t=t||"2d-array"}`;let s=this.transferPipelines[r];return void 0===s&&(s=this.device.createRenderPipeline({label:`mipmap-${e}-${t}`,vertex:{module:this.mipmapShaderModule},fragment:{module:this.mipmapShaderModule,entryPoint:`main_${t.replace("-","_")}`,targets:[{format:e}]},layout:"auto"}),this.transferPipelines[r]=s),s}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.device.createTexture({size:{width:i,height:n},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),o=this.getTransferPipeline(s,e.textureBindingViewDimension),u=this.getTransferPipeline(s,a.textureBindingViewDimension),l=this.device.createCommandEncoder({}),d=(e,t,r,s,i,n)=>{const a=e.getBindGroupLayout(0),o=this.device.createBindGroup({layout:a,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t.createView({dimension:t.textureBindingViewDimension||"2d-array",baseMipLevel:0,mipLevelCount:1})},{binding:2,resource:{buffer:n?this.flipUniformBuffer:this.noFlipUniformBuffer}}]}),u=l.beginRenderPass({colorAttachments:[{view:s.createView({dimension:"2d",baseMipLevel:0,mipLevelCount:1,baseArrayLayer:i,arrayLayerCount:1}),loadOp:ZR,storeOp:QR}]});u.setPipeline(e),u.setBindGroup(0,o),u.draw(3,1,0,r),u.end()};d(o,e,r,a,0,!1),d(u,a,0,e,r,!0),this.device.queue.submit([l.finish()]),a.destroy()}generateMipmaps(e,t=null){const r=this.get(e),s=r.layers||this._mipmapCreateBundles(e),i=t||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(i,s),null===t&&this.device.queue.submit([i.finish()]),r.layers=s}_mipmapCreateBundles(e){const t=e.textureBindingViewDimension||"2d-array",r=this.getTransferPipeline(e.format,t),s=r.getBindGroupLayout(0),i=[];for(let n=1;n0)for(let t=0,n=s.length;t0){for(const s of e.layerUpdates)this._copyBufferToTexture(t.image,r.texture,i,s,e.flipY,s);e.clearLayerUpdates()}else for(let s=0;s0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;try{o.queue.copyExternalImageToTexture({source:e,flipY:i},{texture:t,mipLevel:a,origin:{x:0,y:0,z:s},premultipliedAlpha:n},{width:u,height:l,depthOrArrayLayers:1})}catch(e){}}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new Qw(this.backend.device)),e}_generateMipmaps(e,t=null){this._getPassUtils().generateMipmaps(e,t)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;o.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:s}},u,{offset:e.width*e.height*l*n,bytesPerRow:d},{width:e.width,height:e.height,depthOrArrayLayers:1}),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r){const s=this.backend.device,i=this._getBlockData(r.format),n=r.size.depthOrArrayLayers>1;for(let a=0;a]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,rC=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,sC={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class iC extends oS{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(tC);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=rC.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class nC extends aS{parseFunction(e){return new iC(e)}}const aC={[si.READ_ONLY]:"read",[si.WRITE_ONLY]:"write",[si.READ_WRITE]:"read_write"},oC={[Gr]:"repeat",[ve]:"clamp",[kr]:"mirror"},uC={vertex:GR.VERTEX,fragment:GR.FRAGMENT,compute:GR.COMPUTE},lC={instance:!0,swizzleAssign:!1,storageBuffer:!0},dC={"^^":"tsl_xor"},cC={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},hC={},pC={tsl_xor:new cT("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new cT("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new cT("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new cT("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new cT("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new cT("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new cT("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new cT("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new cT("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new cT("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new cT("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new cT("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new cT("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n"),biquadraticTextureArray:new cT("\nfn tsl_biquadraticTexture_array( map : texture_2d_array, coord : vec2f, iRes : vec2u, layer : u32, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, layer, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, layer, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},gC={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let mC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(mC+="diagnostic( off, derivative_uniformity );\n");class fC extends HN{constructor(e,t){super(e,t,new nC),this.uniformGroups={},this.uniformGroupsBindings={},this.builtins={},this.directives={},this.scopedArrays=new Map}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${oC[e.wrapS]}S_${oC[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=hC[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Gr?(s.push(pC.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===ve?(s.push(pC.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===kr?(s.push(pC.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",hC[t]=r=new cT(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.globalCache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new wu(new pl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new wu(new pl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new wu(new pl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u",n){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${o}`),n?(this._include("biquadraticTextureArray"),`tsl_biquadraticTexture_array( ${t}, ${a}( ${r} ), ${o}, u32( ${n} ), u32( ${i} ) )`):(this._include("biquadraticTexture"),`tsl_biquadraticTexture( ${t}, ${a}( ${r} ), ${o}, u32( ${i} ) )`)}generateTextureLod(e,t,r,s,i,n="0u"){if(!0===e.isCubeTexture){i&&(r=`${r} + vec3(${i})`);return`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${e.isDepthTexture?"u32":"f32"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);return r=`${u}( clamp( floor( ${a}( ${r} ) * ${u}( ${o} ) ), ${`${u}( 0 )`}, ${`${u}( ${o} - ${"vec3"===u?"vec3( 1, 1, 1 )":"vec2( 1, 1 )"} )`} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateStorageTextureLoad(e,t,r,s,i,n){let a;return n&&(r=`${r} + ${n}`),a=i?`textureLoad( ${t}, ${r}, ${i} )`:`textureLoad( ${t}, ${r} )`,a}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction&&this.renderer.hasCompatibility(A.TEXTURE_COMPARE)}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&!0===e.isDataTexture&&e.type===Q||!1===this.isSampleCompare(e)&&e.minFilter===B&&e.magFilter===B||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]} )`:n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=dC[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),si.READ_WRITE):si.READ_ONLY:e.access}getStorageAccess(e,t){return aC[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);"texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new nR(i.name,i.node,o,n):new sR(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new iR(i.name,i.node,o,n):"texture3D"===t&&(s=new nR(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(uC[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new qw(`${i.name}_sampler`,i.node,o);e.setVisibility(uC[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?QS:Kw)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|uC[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e&&(e=new JS(u,o),e.setVisibility(GR.VERTEX|GR.FRAGMENT|GR.COMPUTE),this.uniformGroups[u]=e),-1===l.indexOf(e)&&l.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null){let s=`var ${t} : `;return s+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),s}getVars(e){const t=[],r=this.vars[e];if(void 0!==r)for(const e of r)t.push(`\t${this.getVar(e.type,e.name,e.count)};`);return`\n${t.join("\n")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","builtinClipSpace","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];for(let i=0;ir.value.itemSize;return s&&!i}getUniforms(e){const t=this.uniforms[e],r=[],s=[],i=[],n={};for(const i of t){const t=i.groupNode.name,a=this.bindingsIndexes[t];if("texture"===i.type||"cubeTexture"===i.type||"cubeDepthTexture"===i.type||"storageTexture"===i.type||"texture3D"===i.type){const t=i.node.value;let s;(!0===t.isCubeTexture||!1===this.isUnfilterable(t)&&!0!==i.node.isStorageTextureNode)&&(this.isSampleCompare(t)?r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler_comparison;`):r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler;`));let n="";const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(t);if(o>1&&(n="_multisampled"),!0===t.isCubeTexture&&!0===t.isDepthTexture)s="texture_depth_cube";else if(!0===t.isCubeTexture)s="texture_cube";else if(!0===t.isDepthTexture)s=this.renderer.backend.compatibilityMode&&null===t.compareFunction?`texture${n}_2d`:`texture_depth${n}_2d${!0===t.isArrayTexture?"_array":""}`;else if(!0===i.node.isStorageTextureNode){const r=eC(t),n=this.getStorageAccess(i.node,e),a=i.node.value.is3DTexture,o=i.node.value.isArrayTexture;s=`texture_storage_${a?"3d":"2d"+(o?"_array":"")}<${r}, ${n}>`}else if(!0===t.isArrayTexture||!0===t.isDataArrayTexture||!0===t.isCompressedArrayTexture)s="texture_2d_array";else if(!0===t.is3DTexture||!0===t.isData3DTexture)s="texture_3d";else{s=`texture${n}_2d<${this.getComponentTypeFromTexture(t).charAt(0)}32>`}r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name} : ${s};`)}else if("buffer"===i.type||"storageBuffer"===i.type||"indirectStorageBuffer"===i.type){const t=i.node,r=this.getType(t.getNodeType(this)),n=t.bufferCount,o=n>0&&"buffer"===i.type?", "+n:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(i))s.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var<${u}> ${i.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${o} >`;s.push(this._getWGSLStructBinding(i.name,e,u,a.binding++,a.group))}}else{const e=i.groupNode.name;if(void 0===n[e]){const t=this.uniformGroups[e];if(void 0!==t){const r=[];for(const e of t.uniforms){const t=e.getType(),s=this.getType(this.getVectorType(t));r.push(`\t${e.name} : ${s}`)}let s=this.uniformGroupsBindings[e];void 0===s&&(s={index:a.binding++,id:a.group},this.uniformGroupsBindings[e]=s),n[e]={index:s.index,id:s.id,snippets:r}}}}}for(const e in n){const t=n[e];i.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}return[...r,...s,...i].join("\n")}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=e[t];r.uniforms=this.getUniforms(t),r.attributes=this.getAttributes(t),r.varyings=this.getVaryings(t),r.structs=this.getStructs(t),r.vars=this.getVars(t),r.codes=this.getCodes(t),r.directives=this.getDirectives(t),r.scopedArrays=this.getScopedArrays(t);let s="// code\n\n";s+=this.flowCode[t];const i=this.flowNodes[t],n=i[i.length-1],a=n.outputNode,o=void 0!==a&&!0===a.isOutputStructNode;for(const e of i){const i=this.getFlowData(e),u=e.name;if(u&&(s.length>0&&(s+="\n"),s+=`\t// flow -> ${u}\n`),s+=`${i.code}\n\t`,e===n&&"compute"!==t)if(s+="// result\n\n\t","vertex"===t)s+=`varyings.builtinClipSpace = ${i.result};`;else if("fragment"===t)if(o)r.returnType=a.getNodeType(this),r.structs+="var output : "+r.returnType+";",s+=`return ${i.result};`;else{let e="\t@location(0) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),r.returnType="OutputStruct",r.structs+=this._getWGSLStruct("OutputStruct",e),r.structs+="\nvar output : OutputStruct;",s+=`output.color = ${i.result};\n\n\treturn output;`}}r.flow=s}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return cC[e]||e}isAvailable(e){let t=lC[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),lC[e]=t),t}_getWGSLMethod(e){return void 0!==pC[e]&&this._include(e),gC[e]}_include(e){const t=pC[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${mC}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}class yC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?$A:zA),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?IR:e.isLineSegments||e.isMesh&&!0===t.wireframe?OR:e.isLine?VR:e.isMesh?kR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===ke)return EA;if(e===_e)return IA;throw new Error("Unsupported output buffer type.")}}const bC=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&bC.set(Float16Array,["float16"]);const xC=new Map([[bt,["float16"]]]),TC=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class _C{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e0&&(void 0===n.groups&&(n.groups=[],n.versions=[]),n.versions[r]===s&&(o=n.groups[r])),void 0===o&&(o=this.createBindGroup(e,a),r>0&&(n.groups[r]=o,n.versions[r]=s)),n.group=o}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const e=Kr(s),t=e?1:s.BYTES_PER_ELEMENT;for(let a=0,o=n.length;a1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,a=e[i],void 0===a){const n=Gw;let o;o=t.isSampledCubeTexture?Vw:t.isSampledTexture3D?kw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Ow:Iw,a=e[i]=e.texture.createView({aspect:n,dimension:o,mipLevelCount:r,baseMipLevel:s})}}n.push({binding:i,resource:a})}else if(t.isSampler){const e=r.get(t.texture);n.push({binding:i,resource:e.sampler})}i++}return s.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:n})}_createLayoutEntries(e){const t=[];let r=0;for(const s of e.bindings){const e=this.backend,i={binding:r,visibility:s.visibility};if(s.isUniformBuffer||s.isStorageBuffer){const e={};s.isStorageBuffer&&(s.visibility&GR.COMPUTE&&(s.access===si.READ_WRITE||s.access===si.WRITE_ONLY)?e.type=Nw:e.type=Sw),i.buffer=e}else if(s.isSampledTexture&&s.store){const e={};e.format=this.backend.get(s.texture).texture.format;const t=s.access;e.access=t===si.READ_WRITE?Ew:t===si.WRITE_ONLY?Rw:Aw,s.texture.isArrayTexture?e.viewDimension=Ow:s.texture.is3DTexture&&(e.viewDimension=kw),i.storageTexture=e}else if(s.isSampledTexture){const t={},{primarySamples:r}=e.utils.getTextureSampleData(s.texture);if(r>1&&(t.multisampled=!0,s.texture.isDepthTexture||(t.sampleType=Bw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=Bw:t.sampleType=Fw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture){const e=s.texture.type;e===R?t.sampleType=Lw:e===S?t.sampleType=Pw:e===Q&&(this.backend.hasFeature("float32-filterable")?t.sampleType=Mw:t.sampleType=Bw)}s.isSampledCubeTexture?t.viewDimension=Vw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Ow:s.isSampledTexture3D&&(t.viewDimension=kw),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&e.hasCompatibility(A.TEXTURE_COMPARE)?t.type=Cw:t.type=ww),i.sampler=t}else o(`WebGPUBindingUtils: Unsupported binding "${s}".`);t.push(i),r++}return t}deleteBindGroupData(e){const{backend:t}=this,r=t.get(e);r.layout&&(r.layout.usedTimes--,0===r.layout.usedTimes&&this._bindGroupLayoutCache.delete(r.layoutKey),r.layout=void 0,r.layoutKey=void 0)}dispose(){this._bindGroupLayoutCache.clear()}}class SC{constructor(e){this.backend=e}getMaxAnisotropy(){return 16}getUniformBufferLimit(){return this.backend.device.limits.maxUniformBufferBindingSize}}class RC{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t),{layoutGPU:r}=e.layout;p.push(r)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===se||s.blending===et&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures,r=e.context.mrt;for(let e=0;e1},layout:d.createPipelineLayout({bindGroupLayouts:p})},E={},w=e.context.depth,C=e.context.stencil;if(!0!==w&&!0!==C||(!0===w&&(E.format=S,E.depthWriteEnabled=s.depthWrite,E.depthCompare=N),!0===C&&(E.stencilFront=f,E.stencilBack=f,E.stencilReadMask=s.stencilFuncMask,E.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&(E.depthBias=s.polygonOffsetUnits,E.depthBiasSlopeScale=s.polygonOffsetFactor,E.depthBiasClamp=0),A.depthStencil=E),d.pushErrorScope("validation"),null===t)h.pipeline=d.createRenderPipeline(A),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(e.message))});else{const e=new Promise(async e=>{try{h.pipeline=await d.createRenderPipelineAsync(A)}catch(e){}const t=await d.popErrorScope();null!==t&&(h.error=!0,o(t.message)),e()});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a={label:t,colorFormats:s.getCurrentColorFormats(e),depthStencilFormat:n,sampleCount:this._getSampleCount(e)};return i.createRenderBundleEncoder(a)}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e),{layoutGPU:s}=t.layout;a.push(s)}n.pipeline=s.createComputePipeline({compute:i,layout:s.createPipelineLayout({bindGroupLayouts:a})})}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===St){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:uw},r={srcFactor:i,dstFactor:n,operation:uw}};if(e.premultipliedAlpha)switch(s){case et:i(QE,ew,QE,ew);break;case Zt:i(QE,QE,QE,QE);break;case Yt:i(KE,ZE,KE,QE);break;case Qt:i(tw,ew,KE,QE)}else switch(s){case et:i(JE,ew,QE,ew);break;case Zt:i(JE,QE,QE,QE);break;case Yt:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case Qt:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case Rt:t=KE;break;case qt:t=QE;break;case Ht:t=YE;break;case Gt:t=ZE;break;case tt:t=JE;break;case rt:t=ew;break;case $t:t=tw;break;case kt:t=rw;break;case zt:t=sw;break;case Vt:t=iw;break;case Wt:t=nw;break;case 211:t=aw;break;case 212:t=ow;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case ss:t=zR;break;case rs:t=KR;break;case ts:t=$R;break;case es:t=HR;break;case Jr:t=WR;break;case Zr:t=XR;break;case Yr:t=qR;break;case Qr:t=jR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case cs:t=mw;break;case ds:t=fw;break;case ls:t=yw;break;case us:t=bw;break;case os:t=xw;break;case as:t=Tw;break;case ns:t=_w;break;case is:t=vw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case st:t=uw;break;case Ot:t=lw;break;case It:t=dw;break;case ps:t=cw;break;case hs:t=hw;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?sA:iA);let n=r.side===L;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?eA:JR,s.cullMode=r.side===P?tA:rA,s}_getColorWriteMask(e){return!0===e.colorWrite?gw:pw}_getDepthCompare(e){let t;if(!1===e.depthTest)t=KR;else{const r=this.backend.parameters.reversedDepthBuffer?or[e.depthFunc]:e.depthFunc;switch(r){case ar:t=zR;break;case nr:t=KR;break;case ir:t=$R;break;case sr:t=HR;break;case rr:t=WR;break;case tr:t=XR;break;case er:t=qR;break;case Jt:t=jR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class AC extends PR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${t}`});const s=8*this.maxQueries;this.resolveBuffer=this.device.createBuffer({label:`buffer_timestamp_resolve_${t}`,size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.resultBuffer=this.device.createBuffer({label:`buffer_timestamp_result_${t}`,size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ})}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder();s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(this.device.queue.submit([i]),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}class EC extends fR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=null,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new yC(this),this.attributeUtils=new _C(this),this.bindingUtils=new NC(this),this.capabilities=new SC(this),this.pipelineUtils=new RC(this),this.textureUtils=new Jw(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[A.TEXTURE_COMPARE]:t}}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:"compatibility"},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(Ww),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;this.compatibilityMode=!r.features.has("core-features-and-limits"),this.compatibilityMode&&(e._samples=0),r.lost.then(t=>{if("destroyed"===t.reason)return;const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(Ww.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${Tt} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===_e?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){i={colorAttachments:[{view:null}]},!0!==e.depth&&!0!==e.stencil||(i.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView()});const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.image.depth>1&&e.camera.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,i=r.createQuerySet({type:"occlusion",count:s,label:`occlusionQuerySet_${e.id}`}),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:YR}),this.initTimestampQuery(Dt.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(i=this.device.createBuffer({size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(s,i));const n=this.device.createBuffer({size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.device.queue.submit([t.cmdEncoderGPU.finish()])}_draw(e,t,r,s,i,n,a,o,u){const{object:l,material:d,context:c}=e,h=e.getIndex(),p=null!==h;this.pipelineUtils.setPipeline(o,s),u.pipeline=s;const g=u.bindingGroups;for(let e=0,t=i.length;e65535?4:2);for(let a=0;a1?0:a;!0===p?o.drawIndexed(r[a],s,e[a]/n,0,u):o.draw(r[a],s,e[a],u),t.update(l,r[a],s)}}else if(!0===p){const{vertexCount:r,instanceCount:s,firstVertex:i}=a,n=e.getIndirect();if(null!==n){const t=this.get(n).buffer,r=e.getIndirectOffset(),s=Array.isArray(r)?r:[r];for(let e=0;e0){const i=this.get(e.camera),a=e.camera.cameras,c=e.getBindingGroup("cameraIndex");if(void 0===i.indexesGPU||i.indexesGPU.length!==a.length){const e=this.get(c),t=[],r=new Uint32Array([0,0,0,0]);for(let s=0,i=a.length;s(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new UR(e)));super(new t(e),e),this.library=new MC,this.isWebGPURenderer=!0}}class FC extends Es{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class LC{constructor(e,t=wn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new mg;r.name="RenderPipeline",this._quadMesh=new ux(r),this._quadMesh.name="Render Pipeline",this._context=null}render(){const e=this.renderer;this._update(),null!==this._context.onBeforeRenderPipeline&&this._context.onBeforeRenderPipeline();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterRenderPipeline&&this._context.onAfterRenderPipeline()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(!0===this.needsUpdate){const e=this.renderer,t=e.toneMapping,r=e.outputColorSpace,s={renderPipeline:this,onBeforeRenderPipeline:null,onAfterRenderPipeline:null};let i=this.outputNode;!0===this.outputColorTransform?(i=i.context(s),i=yl(i,t,r)):(s.toneMapping=t,s.outputColorSpace=r,i=i.context(s)),this._context=s,this._quadMesh.material.fragmentNode=i,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('RenderPipeline: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class PC extends LC{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class DC extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=de,this.minFilter=de,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class UC extends _x{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class IC extends ws{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new Cs(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),fn()):new this.nodes[e]}}class OC extends Ms{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class VC extends Bs{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}parseNodes(e,t){if(void 0!==e){const r=new IC;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new OC;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights()),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={id:s.id,version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getMaterialData(e){const t={};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:s.version}:t[r]=s.clone():t[r]=s)}return t}equals(e,t){const{object:r,material:s,geometry:i}=e,n=this.getRenderObjectData(e);if(!0!==n.worldMatrix.equals(r.matrixWorld))return n.worldMatrix.copy(r.matrixWorld),!1;const a=n.material;for(const e in a){const t=a[e],r=s[e];if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}else if(t!==r)return a[e]=r,!1}if(a.transmission>0){const{width:t,height:r}=e.context;if(n.bufferWidth!==t||n.bufferHeight!==r)return n.bufferWidth=t,n.bufferHeight=r,!1}const o=n.geometry,u=i.attributes,l=o.attributes;if(o.id!==i.id)return o.id=i.id,!1;let d=0,c=0;for(const e in u)d++;for(const e in l){c++;const t=l[e],r=u[e];if(void 0===r)return delete l[e],!1;if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}if(c!==d)return n.geometry.attributes=this.getAttributesData(u),!1;const h=i.index,p=o.indexId,g=o.indexVersion,m=h?h.id:null,f=h?h.version:null;if(p!==m||g!==f)return o.indexId=m,o.indexVersion=f,!1;if(o.drawRange.start!==i.drawRange.start||o.drawRange.count!==i.drawRange.count)return o.drawRange.start=i.drawRange.start,o.drawRange.count=i.drawRange.count,!1;if(n.morphTargetInfluences){let e=!1;for(let t=0;t{const r=e.match(t);if(!r)return null;const s=r[1]||r[2]||"",i=r[3].split("?")[0],n=parseInt(r[4],10),a=parseInt(r[5],10);return{fn:s,file:i.split("/").pop(),line:n,column:a}}).filter(e=>e&&!Ds.some(t=>t.test(e.file)))}(e||(new Error).stack)}getLocation(){if(0===this.stack.length)return"[Unknown location]";const e=this.stack[0],t=e.fn;return`${t?`"${t}()" at `:""}"${e.file}:${e.line}"`}getError(e){if(0===this.stack.length)return e;return`${e}\n${this.stack.map(e=>{const t=`${e.file}:${e.line}:${e.column}`;return e.fn?` at ${e.fn} (${t})`:` at ${t}`}).join("\n")}`}}function Is(e,t=0){let r=3735928559^t,s=1103547991^t;if(e instanceof Array)for(let t,i=0;i>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Os=e=>Is(e),Vs=e=>Is(e),ks=(...e)=>Is(e),Gs=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),zs=new WeakMap;function $s(e){return Gs.get(e)}function Ws(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function Hs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Us)}function qs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Us)}function js(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Us)}function Xs(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Ks(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?Zs(u[0]):null}function Qs(e){let t=zs.get(e);return void 0===t&&(t={},zs.set(e,t)),t}function Ys(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var Js=Object.freeze({__proto__:null,arrayBufferToBase64:Ys,base64ToArrayBuffer:Zs,getAlignmentFromType:js,getDataFromObject:Qs,getLengthFromType:Hs,getMemoryLengthFromType:qs,getTypeFromLength:$s,getTypedArrayFromType:Ws,getValueFromType:Ks,getValueType:Xs,hash:ks,hashArray:Vs,hashString:Os});const ei={VERTEX:"vertex",FRAGMENT:"fragment"},ti={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},ri={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},si={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},ii=["fragment","vertex"],ni=["setup","analyze","generate"],ai=[...ii,"compute"],oi=["x","y","z","w"],ui={analyze:"setup",generate:"analyze"};let li=0;class di extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=ti.NONE,this.updateBeforeType=ti.NONE,this.updateAfterType=ti.NONE,this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._uuid=null,this._cacheKeyVersion=0,this.id=li++,this.stackTrace=null,!0===di.captureStackTrace&&(this.stackTrace=new Us)}set needsUpdate(e){!0===e&&this.version++}get uuid(){return null===this._uuid&&(this._uuid=l.generateUUID()),this._uuid}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,ti.FRAME)}onRenderUpdate(e){return this.onUpdate(e,ti.RENDER)}onObjectUpdate(e){return this.onUpdate(e,ti.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}di.captureStackTrace=!1;class ci extends di{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}generateNodeType(e){return this.node.getElementType(e)}getMemberType(e,t){return this.node.getMemberType(e,t)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class hi extends di{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}generateNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class pi extends di{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class gi extends pi{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}generateNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`,this.stackTrace);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`,this.stackTrace),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const mi=oi.join("");class fi extends di{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(oi.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}generateNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===mi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class yi extends pi{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}generateNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");di.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==Ni?Ni.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn().",new Us),this;{const t=Si.get("assign");return this.addToStack(t(...e))}},di.prototype.toVarIntent=function(){return this},di.prototype.get=function(e){return new vi(this,e)};const Ei={};function wi(e,t,r){Ei[e]=Ei[t]=Ei[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new fi(this,e),this._cache[e]=t),t},set(t){this[e].assign(en(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();di.prototype["set"+s]=di.prototype["set"+i]=di.prototype["set"+n]=function(t){const r=Ai(e);return new yi(this,r,en(t))},di.prototype["flip"+s]=di.prototype["flip"+i]=di.prototype["flip"+n]=function(){const t=Ai(e);return new bi(this,t)}}const Ci=["x","y","z","w"],Mi=["r","g","b","a"],Bi=["s","t","p","q"];for(let e=0;e<4;e++){let t=Ci[e],r=Mi[e],s=Bi[e];wi(t,r,s);for(let i=0;i<4;i++){t=Ci[e]+Ci[i],r=Mi[e]+Mi[i],s=Bi[e]+Bi[i],wi(t,r,s);for(let n=0;n<4;n++){t=Ci[e]+Ci[i]+Ci[n],r=Mi[e]+Mi[i]+Mi[n],s=Bi[e]+Bi[i]+Bi[n],wi(t,r,s);for(let a=0;a<4;a++)t=Ci[e]+Ci[i]+Ci[n]+Ci[a],r=Mi[e]+Mi[i]+Mi[n]+Mi[a],s=Bi[e]+Bi[i]+Bi[n]+Bi[a],wi(t,r,s)}}}for(let e=0;e<32;e++)Ei[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new ci(this,new _i(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(en(t))}};Object.defineProperties(di.prototype,Ei);const Fi=new WeakMap,Li=function(e,t=null){for(const r in e)e[r]=en(e[r],t);return e},Pi=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`,new Us),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...sn(d(t)))):null!==r?(r=en(r),n=(...s)=>i(new e(t,...sn(d(s)),r))):n=(...r)=>i(new e(t,...sn(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Ui=function(e,...t){return new e(...sn(t))};class Ii extends di{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}generateNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){let s=Fi.get(e.constructor);void 0===s&&(s=new WeakMap,Fi.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=en(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;rn(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=en(i.call(n))}else{const s=new Proxy(e,{get:(e,t,r)=>{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return rn(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield en(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof di&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=en(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=en(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}class Oi extends di{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new Ii(this,e)}setup(){return this.call()}}const Vi=[!1,!0],ki=[0,1,2,3],Gi=[-1,-2],zi=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],$i=new Map;for(const e of Vi)$i.set(e,new _i(e));const Wi=new Map;for(const e of ki)Wi.set(e,new _i(e,"uint"));const Hi=new Map([...Wi].map(e=>new _i(e.value,"int")));for(const e of Gi)Hi.set(e,new _i(e,"int"));const qi=new Map([...Hi].map(e=>new _i(e.value)));for(const e of zi)qi.set(e,new _i(e));for(const e of zi)qi.set(-e,new _i(-e));const ji={bool:$i,uint:Wi,ints:Hi,float:qi},Xi=new Map([...$i,...qi]),Ki=(e,t)=>Xi.has(e)?Xi.get(e):!0===e.isNode?e:new _i(e,t),Qi=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`,new Us),new _i(0,e);if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Ks(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return tn(t.get(r[0]));if(1===r.length){const t=Ki(r[0],e);return t.nodeType===e?tn(t):tn(new hi(t,e))}const s=r.map(e=>Ki(e));return tn(new gi(s,e))}};function Yi(e){return e&&e.isNode&&e.traverse(t=>{t.isConstNode&&(e=t.value)}),Boolean(e)}const Zi=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function Ji(e,t){return new Oi(e,t)}const en=(e,t=null)=>function(e,t=null){const r=Xs(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?en(Ki(e,t)):"shader"===r?e.isFn?e:dn(e):e}(e,t),tn=(e,t=null)=>en(e,t).toVarIntent(),rn=(e,t=null)=>new Li(e,t),sn=(e,t=null)=>new Pi(e,t),nn=(e,t=null,r=null,s=null)=>new Di(e,t,r,s),an=(e,...t)=>new Ui(e,...t),on=(e,t=null,r=null,s={})=>new Di(e,t,r,{...s,intent:!0});let un=0;class ln extends di{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type.",new Us),t=null)),this.shaderNode=new Ji(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+un++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}generateNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. Try calling it like "Fn()( ...params )".',this.stackTrace),e.generateConst(t)}}function dn(e,t=null){const r=new ln(e,t);return new Proxy(()=>{},{apply:(e,t,s)=>r.call(...s),get:(e,t,s)=>Reflect.get(r,t,s),set:(e,t,s,i)=>Reflect.set(r,t,s,i)})}const cn=e=>{Ni=e},hn=()=>Ni,pn=(...e)=>Ni.If(...e);function gn(e){return Ni&&Ni.addToStack(e),e}Ri("toStack",gn);const mn=new Qi("color"),fn=new Qi("float",ji.float),yn=new Qi("int",ji.ints),bn=new Qi("uint",ji.uint),xn=new Qi("bool",ji.bool),Tn=new Qi("vec2"),_n=new Qi("ivec2"),vn=new Qi("uvec2"),Nn=new Qi("bvec2"),Sn=new Qi("vec3"),Rn=new Qi("ivec3"),An=new Qi("uvec3"),En=new Qi("bvec3"),wn=new Qi("vec4"),Cn=new Qi("ivec4"),Mn=new Qi("uvec4"),Bn=new Qi("bvec4"),Fn=new Qi("mat2"),Ln=new Qi("mat3"),Pn=new Qi("mat4");Ri("toColor",mn),Ri("toFloat",fn),Ri("toInt",yn),Ri("toUint",bn),Ri("toBool",xn),Ri("toVec2",Tn),Ri("toIVec2",_n),Ri("toUVec2",vn),Ri("toBVec2",Nn),Ri("toVec3",Sn),Ri("toIVec3",Rn),Ri("toUVec3",An),Ri("toBVec3",En),Ri("toVec4",wn),Ri("toIVec4",Cn),Ri("toUVec4",Mn),Ri("toBVec4",Bn),Ri("toMat2",Fn),Ri("toMat3",Ln),Ri("toMat4",Pn);const Dn=nn(ci).setParameterLength(2),Un=(e,t)=>new hi(en(e),t);Ri("element",Dn),Ri("convert",Un);Ri("append",e=>(d("TSL: .append() has been renamed to .toStack().",new Us),gn(e)));class In extends di{static get type(){return"PropertyNode"}constructor(e,t=null,r=!1){super(e),this.name=t,this.varying=r,this.isPropertyNode=!0,this.global=!0}customCacheKey(){return Os(this.type+":"+(this.name||"")+":"+(this.varying?"1":"0"))}getHash(e){return this.name||super.getHash(e)}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const On=(e,t)=>new In(e,t),Vn=(e,t)=>new In(e,t,!0),kn=an(In,"vec4","DiffuseColor"),Gn=an(In,"vec3","DiffuseContribution"),zn=an(In,"vec3","EmissiveColor"),$n=an(In,"float","Roughness"),Wn=an(In,"float","Metalness"),Hn=an(In,"float","Clearcoat"),qn=an(In,"float","ClearcoatRoughness"),jn=an(In,"vec3","Sheen"),Xn=an(In,"float","SheenRoughness"),Kn=an(In,"float","Iridescence"),Qn=an(In,"float","IridescenceIOR"),Yn=an(In,"float","IridescenceThickness"),Zn=an(In,"float","AlphaT"),Jn=an(In,"float","Anisotropy"),ea=an(In,"vec3","AnisotropyT"),ta=an(In,"vec3","AnisotropyB"),ra=an(In,"color","SpecularColor"),sa=an(In,"color","SpecularColorBlended"),ia=an(In,"float","SpecularF90"),na=an(In,"float","Shininess"),aa=an(In,"vec4","Output"),oa=an(In,"float","dashSize"),ua=an(In,"float","gapSize"),la=an(In,"float","pointWidth"),da=an(In,"float","IOR"),ca=an(In,"float","Transmission"),ha=an(In,"float","Thickness"),pa=an(In,"float","AttenuationDistance"),ga=an(In,"color","AttenuationColor"),ma=an(In,"float","Dispersion");class fa extends di{static get type(){return"UniformGroupNode"}constructor(e,t=!1,r=1,s=null){super("string"),this.name=e,this.shared=t,this.order=r,this.updateType=s,this.isUniformGroup=!0}update(){this.needsUpdate=!0}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const ya=(e,t=1,r=null)=>new fa(e,!1,t,r),ba=(e,t=0,r=null)=>new fa(e,!0,t,r),xa=ba("frame",0,ti.FRAME),Ta=ba("render",0,ti.RENDER),_a=ya("object",1,ti.OBJECT);class va extends xi{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=_a}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Us),this.setName(e)}setGroup(e){return this.groupNode=e,this}getGroup(){return this.groupNode}getUniformHash(e){return this.getHash(e)}onUpdate(e,t){return e=e.bind(this),super.onUpdate(t=>{const r=e(t,this);void 0!==r&&(this.value=r)},t)}getInputType(e){let t=super.getInputType(e);return"bool"===t&&(t="uint"),t}generate(e,t){const r=this.getNodeType(e),s=this.getUniformHash(e);let i=e.getNodeFromHash(s);void 0===i&&(e.setHashNode(this,s),i=this);const n=i.getInputType(e),a=e.getUniformFromNode(i,n,e.shaderStage,this.name||e.context.nodeName),o=e.getPropertyName(a);void 0!==e.context.nodeName&&delete e.context.nodeName;let u=o;if("bool"===r){const t=e.getDataFromNode(this);let s=t.propertyName;if(void 0===s){const i=e.getVarFromNode(this,null,"bool");s=e.getPropertyName(i),t.propertyName=s,u=e.format(o,n,r),e.addLineFlowCode(`${s} = ${u}`,this)}u=s}return e.format(u,r,t)}}const Na=(e,t)=>{const r=Zi(t||e);if(r===e&&(e=Ks(r)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new va(e,r)};class Sa extends pi{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}generateNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const Ra=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Sa(null,r.length,r)}else{const r=e[0],s=e[1];t=new Sa(r,s)}return en(t)};Ri("toArray",(e,t)=>Ra(Array(t).fill(e)));class Aa extends pi{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}generateNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return oi.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?sn(t):rn(t[0]),new wa(en(e),t));Ri("call",Ca);const Ma={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Ba extends pi{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Ba(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r||"~"===r)return e.format(`(${r}${u})`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const Fa=on(Ba,"+").setParameterLength(2,1/0).setName("add"),La=on(Ba,"-").setParameterLength(2,1/0).setName("sub"),Pa=on(Ba,"*").setParameterLength(2,1/0).setName("mul"),Da=on(Ba,"/").setParameterLength(2,1/0).setName("div"),Ua=on(Ba,"%").setParameterLength(2).setName("mod"),Ia=on(Ba,"==").setParameterLength(2).setName("equal"),Oa=on(Ba,"!=").setParameterLength(2).setName("notEqual"),Va=on(Ba,"<").setParameterLength(2).setName("lessThan"),ka=on(Ba,">").setParameterLength(2).setName("greaterThan"),Ga=on(Ba,"<=").setParameterLength(2).setName("lessThanEqual"),za=on(Ba,">=").setParameterLength(2).setName("greaterThanEqual"),$a=on(Ba,"&&").setParameterLength(2,1/0).setName("and"),Wa=on(Ba,"||").setParameterLength(2,1/0).setName("or"),Ha=on(Ba,"!").setParameterLength(1).setName("not"),qa=on(Ba,"^^").setParameterLength(2).setName("xor"),ja=on(Ba,"&").setParameterLength(2).setName("bitAnd"),Xa=on(Ba,"~").setParameterLength(1).setName("bitNot"),Ka=on(Ba,"|").setParameterLength(2).setName("bitOr"),Qa=on(Ba,"^").setParameterLength(2).setName("bitXor"),Ya=on(Ba,"<<").setParameterLength(2).setName("shiftLeft"),Za=on(Ba,">>").setParameterLength(2).setName("shiftRight"),Ja=dn(([e])=>(e.addAssign(1),e)),eo=dn(([e])=>(e.subAssign(1),e)),to=dn(([e])=>{const t=yn(e).toConst();return e.addAssign(1),t}),ro=dn(([e])=>{const t=yn(e).toConst();return e.subAssign(1),t});Ri("add",Fa),Ri("sub",La),Ri("mul",Pa),Ri("div",Da),Ri("mod",Ua),Ri("equal",Ia),Ri("notEqual",Oa),Ri("lessThan",Va),Ri("greaterThan",ka),Ri("lessThanEqual",Ga),Ri("greaterThanEqual",za),Ri("and",$a),Ri("or",Wa),Ri("not",Ha),Ri("xor",qa),Ri("bitAnd",ja),Ri("bitNot",Xa),Ri("bitOr",Ka),Ri("bitXor",Qa),Ri("shiftLeft",Ya),Ri("shiftRight",Za),Ri("incrementBefore",Ja),Ri("decrementBefore",eo),Ri("increment",to),Ri("decrement",ro);const so=(e,t)=>(d('TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.',new Us),Ua(yn(e),yn(t)));Ri("modInt",so);class io extends pi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===io.MAX||e===io.MIN)&&arguments.length>3){let i=new io(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}generateNodeType(e){const t=this.method;return t===io.LENGTH||t===io.DISTANCE||t===io.DOT?"float":t===io.CROSS?"vec3":t===io.ALL||t===io.ANY?"bool":t===io.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===io.ONE_MINUS)i=La(1,t);else if(s===io.RECIPROCAL)i=Da(1,t);else if(s===io.DIFFERENCE)i=Fo(La(t,r));else if(s===io.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=wn(Sn(n),0):s=wn(Sn(s),0);const a=Pa(s,n).xyz;i=So(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===io.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===io.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===io.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==io.MIN&&r!==io.MAX?r===io.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===io.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===io.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==io.DFDX&&r!==io.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`,this.stackTrace),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}io.ALL="all",io.ANY="any",io.RADIANS="radians",io.DEGREES="degrees",io.EXP="exp",io.EXP2="exp2",io.LOG="log",io.LOG2="log2",io.SQRT="sqrt",io.INVERSE_SQRT="inversesqrt",io.FLOOR="floor",io.CEIL="ceil",io.NORMALIZE="normalize",io.FRACT="fract",io.SIN="sin",io.COS="cos",io.TAN="tan",io.ASIN="asin",io.ACOS="acos",io.ATAN="atan",io.ABS="abs",io.SIGN="sign",io.LENGTH="length",io.NEGATE="negate",io.ONE_MINUS="oneMinus",io.DFDX="dFdx",io.DFDY="dFdy",io.ROUND="round",io.RECIPROCAL="reciprocal",io.TRUNC="trunc",io.FWIDTH="fwidth",io.TRANSPOSE="transpose",io.DETERMINANT="determinant",io.INVERSE="inverse",io.EQUALS="equals",io.MIN="min",io.MAX="max",io.STEP="step",io.REFLECT="reflect",io.DISTANCE="distance",io.DIFFERENCE="difference",io.DOT="dot",io.CROSS="cross",io.POW="pow",io.TRANSFORM_DIRECTION="transformDirection",io.MIX="mix",io.CLAMP="clamp",io.REFRACT="refract",io.SMOOTHSTEP="smoothstep",io.FACEFORWARD="faceforward";const no=fn(1e-6),ao=fn(1e6),oo=fn(Math.PI),uo=fn(2*Math.PI),lo=fn(2*Math.PI),co=fn(.5*Math.PI),ho=on(io,io.ALL).setParameterLength(1),po=on(io,io.ANY).setParameterLength(1),go=on(io,io.RADIANS).setParameterLength(1),mo=on(io,io.DEGREES).setParameterLength(1),fo=on(io,io.EXP).setParameterLength(1),yo=on(io,io.EXP2).setParameterLength(1),bo=on(io,io.LOG).setParameterLength(1),xo=on(io,io.LOG2).setParameterLength(1),To=on(io,io.SQRT).setParameterLength(1),_o=on(io,io.INVERSE_SQRT).setParameterLength(1),vo=on(io,io.FLOOR).setParameterLength(1),No=on(io,io.CEIL).setParameterLength(1),So=on(io,io.NORMALIZE).setParameterLength(1),Ro=on(io,io.FRACT).setParameterLength(1),Ao=on(io,io.SIN).setParameterLength(1),Eo=on(io,io.COS).setParameterLength(1),wo=on(io,io.TAN).setParameterLength(1),Co=on(io,io.ASIN).setParameterLength(1),Mo=on(io,io.ACOS).setParameterLength(1),Bo=on(io,io.ATAN).setParameterLength(1,2),Fo=on(io,io.ABS).setParameterLength(1),Lo=on(io,io.SIGN).setParameterLength(1),Po=on(io,io.LENGTH).setParameterLength(1),Do=on(io,io.NEGATE).setParameterLength(1),Uo=on(io,io.ONE_MINUS).setParameterLength(1),Io=on(io,io.DFDX).setParameterLength(1),Oo=on(io,io.DFDY).setParameterLength(1),Vo=on(io,io.ROUND).setParameterLength(1),ko=on(io,io.RECIPROCAL).setParameterLength(1),Go=on(io,io.TRUNC).setParameterLength(1),zo=on(io,io.FWIDTH).setParameterLength(1),$o=on(io,io.TRANSPOSE).setParameterLength(1),Wo=on(io,io.DETERMINANT).setParameterLength(1),Ho=on(io,io.INVERSE).setParameterLength(1),qo=on(io,io.MIN).setParameterLength(2,1/0),jo=on(io,io.MAX).setParameterLength(2,1/0),Xo=on(io,io.STEP).setParameterLength(2),Ko=on(io,io.REFLECT).setParameterLength(2),Qo=on(io,io.DISTANCE).setParameterLength(2),Yo=on(io,io.DIFFERENCE).setParameterLength(2),Zo=on(io,io.DOT).setParameterLength(2),Jo=on(io,io.CROSS).setParameterLength(2),eu=on(io,io.POW).setParameterLength(2),tu=e=>Pa(e,e),ru=e=>Pa(e,e,e),su=e=>Pa(e,e,e,e),iu=on(io,io.TRANSFORM_DIRECTION).setParameterLength(2),nu=e=>Pa(Lo(e),eu(Fo(e),1/3)),au=e=>Zo(e,e),ou=on(io,io.MIX).setParameterLength(3),uu=(e,t=0,r=1)=>new io(io.CLAMP,en(e),en(t),en(r)),lu=e=>uu(e),du=on(io,io.REFRACT).setParameterLength(3),cu=on(io,io.SMOOTHSTEP).setParameterLength(3),hu=on(io,io.FACEFORWARD).setParameterLength(3),pu=dn(([e])=>{const t=Zo(e.xy,Tn(12.9898,78.233)),r=Ua(t,oo);return Ro(Ao(r).mul(43758.5453))}),gu=(e,t,r)=>ou(t,r,e),mu=(e,t,r)=>cu(t,r,e),fu=(e,t)=>Xo(t,e),yu=hu,bu=_o;Ri("all",ho),Ri("any",po),Ri("radians",go),Ri("degrees",mo),Ri("exp",fo),Ri("exp2",yo),Ri("log",bo),Ri("log2",xo),Ri("sqrt",To),Ri("inverseSqrt",_o),Ri("floor",vo),Ri("ceil",No),Ri("normalize",So),Ri("fract",Ro),Ri("sin",Ao),Ri("cos",Eo),Ri("tan",wo),Ri("asin",Co),Ri("acos",Mo),Ri("atan",Bo),Ri("abs",Fo),Ri("sign",Lo),Ri("length",Po),Ri("lengthSq",au),Ri("negate",Do),Ri("oneMinus",Uo),Ri("dFdx",Io),Ri("dFdy",Oo),Ri("round",Vo),Ri("reciprocal",ko),Ri("trunc",Go),Ri("fwidth",zo),Ri("min",qo),Ri("max",jo),Ri("step",fu),Ri("reflect",Ko),Ri("distance",Qo),Ri("dot",Zo),Ri("cross",Jo),Ri("pow",eu),Ri("pow2",tu),Ri("pow3",ru),Ri("pow4",su),Ri("transformDirection",iu),Ri("mix",gu),Ri("clamp",uu),Ri("refract",du),Ri("smoothstep",mu),Ri("faceForward",hu),Ri("difference",Yo),Ri("saturate",lu),Ri("cbrt",nu),Ri("transpose",$o),Ri("determinant",Wo),Ri("inverse",Ho),Ri("rand",pu);class xu extends di{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}generateNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?On(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const Tu=nn(xu).setParameterLength(2,3);Ri("select",Tu);class _u extends di{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}generateNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const vu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new _u(r,t)},Nu=e=>vu(e,{uniformFlow:!0}),Su=(e,t)=>vu(e,{nodeName:t});function Ru(e,t,r=null){return vu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Au(e,t=null){return vu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Eu(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),Su(e,t)}Ri("context",vu),Ri("label",Eu),Ri("uniformFlow",Nu),Ri("setName",Su),Ri("builtinShadowContext",(e,t,r)=>Ru(t,r,e)),Ri("builtinAOContext",(e,t)=>Au(t,e));class wu extends di{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}isIntent(e){return!0!==e.getDataFromNode(this).forceDeclaration&&this.intent}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}generateNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){return e.getDataFromNode(this).assign}build(...e){const t=e[0];if(!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)){let e=!1;if(this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&t.fnCall&&t.fnCall.shaderNode){if(t.getDataFromNode(this.node.shaderNode).hasLoop){t.getDataFromNode(this).forceDeclaration=!0,e=!0}}const r=t.getBaseStack();e?r.addToStackBefore(this):r.addToStack(this)}return this.isIntent(t)&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.isIntent(e)&&o('TSL: ".toVar()" can not be used with void type.',this.stackTrace);return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const Cu=nn(wu),Mu=(e,t=null)=>Cu(e,t).toStack(),Bu=(e,t=null)=>Cu(e,t,!0).toStack(),Fu=e=>Cu(e).setIntent(!0).toStack();Ri("toVar",Mu),Ri("toConst",Bu),Ri("toVarIntent",Fu);class Lu extends di{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}generateNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const Pu=(e,t,r=null)=>new Lu(en(e),t,r);class Du extends di{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=Pu(e,"VERTEX"),this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}generateNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=Pu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(ei.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(ei.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,ei.VERTEX);e.flowNodeFromShaderStage(ei.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Uu=nn(Du).setParameterLength(1,2),Iu=e=>Uu(e);Ri("toVarying",Uu),Ri("toVertexStage",Iu);const Ou=dn(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return ou(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Vu=dn(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return ou(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),ku="WorkingColorSpace";class Gu extends pi{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===ku?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=wn(Ou(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=wn(Ln(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=wn(Vu(i.rgb),i.a)),i):i}}const zu=(e,t)=>new Gu(en(e),ku,t),$u=(e,t)=>new Gu(en(e),t,ku);Ri("workingToColorSpace",zu),Ri("colorSpaceToWorking",$u);let Wu=class extends ci{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class Hu extends di{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=ti.OBJECT}setGroup(e){return this.group=e,this}element(e){return new Wu(this,en(e))}setNodeType(e){const t=Na(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew qu(e,t,r);class Xu extends pi{static get type(){return"ToneMappingNode"}constructor(e,t=Qu,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return ks(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=wn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const Ku=(e,t,r)=>new Xu(e,en(t),en(r)),Qu=ju("toneMappingExposure","float");Ri("toneMapping",(e,t,r)=>Ku(t,r,e));const Yu=new WeakMap;function Zu(e,t){let r=Yu.get(e);return void 0===r&&(r=new b(e,t),Yu.set(e,r)),r}class Ju extends xi{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){let t;if(0===this.bufferStride&&0===this.bufferOffset){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}generateNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?Zu(s.array,i):Zu(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.getBufferAttributeFromNode(this,t),s=e.getPropertyName(r);let i=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=s,i=s;else{i=Uu(this).build(e,t)}return i}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function el(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Ln(new Ju(e,"vec3",9,0).setUsage(i).setInstanced(n),new Ju(e,"vec3",9,3).setUsage(i).setInstanced(n),new Ju(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?Pn(new Ju(e,"vec4",16,0).setUsage(i).setInstanced(n),new Ju(e,"vec4",16,4).setUsage(i).setInstanced(n),new Ju(e,"vec4",16,8).setUsage(i).setInstanced(n),new Ju(e,"vec4",16,12).setUsage(i).setInstanced(n)):new Ju(e,t,r,s).setUsage(i)}const tl=(e,t=null,r=0,s=0)=>el(e,t,r,s),rl=(e,t=null,r=0,s=0)=>el(e,t,r,s,f,!0),sl=(e,t=null,r=0,s=0)=>el(e,t,r,s,x,!0);Ri("toAttribute",e=>tl(e.value));class il extends di{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.version=1,this.name="",this.updateBeforeType=ti.OBJECT,this.onInitFunction=null}setCount(e){return this.count=e,this}getCount(){return this.count}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Us),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");""!==t&&e.addLineFlowCode(t,this)}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const nl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements",new Us);for(let e=0;enl(e,r).setCount(t);Ri("compute",al),Ri("computeKernel",nl);class ol extends di{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}generateNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const ul=e=>new ol(en(e));function ll(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),ul(e).setParent(t)}Ri("cache",ll),Ri("isolate",ul);class dl extends di{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}generateNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const cl=nn(dl).setParameterLength(2);Ri("bypass",cl);const hl=dn(([e,t,r,s=fn(0),i=fn(1),n=xn(!1)])=>{let a=e.sub(t).div(r.sub(t));return Yi(n)&&(a=a.clamp()),a.mul(i.sub(s)).add(s)});function pl(e,t,r,s=fn(0),i=fn(1)){return hl(e,t,r,s,i,!0)}Ri("remap",hl),Ri("remapClamp",pl);class gl extends di{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const ml=nn(gl).setParameterLength(1,2),fl=e=>(e?Tu(e,ml("discard")):ml("discard")).toStack();Ri("discard",fl);class yl extends pi{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t}}const bl=(e,t=null,r=null)=>new yl(en(e),t,r);Ri("renderOutput",bl);class xl extends pi{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}generateNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e);if(null!==t)t(e,r);else{const t="--- TSL debug - "+e.shaderStage+" shader ---",s="-".repeat(t.length);let i="";i+="// #"+t+"#\n",i+=e.flow.code.replace(/^\t/gm,"")+"\n",i+="/* ... */ "+r+" /* ... */\n",i+="// #"+s+"#\n",_(i)}return r}}const Tl=(e,t=null)=>new xl(en(e),t).toStack();Ri("debug",Tl);class _l extends u{constructor(){super(),this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class vl extends di{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=ti.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}generateNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==_l&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function Nl(e,t="",r=null){return(e=en(e)).before(new vl(e,t,r))}Ri("toInspector",Nl);class Sl extends di{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}generateNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return Uu(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const Rl=(e,t=null)=>new Sl(e,t),Al=(e=0)=>Rl("uv"+(e>0?e:""),"vec2");class El extends di{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const wl=nn(El).setParameterLength(1,2);class Cl extends va{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=ti.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const Ml=nn(Cl).setParameterLength(1);class Bl extends Error{constructor(e,t=null){super(e),this.name="NodeError",this.stackTrace=t}}const Fl=new N;class Ll extends va{static get type(){return"TextureNode"}constructor(e=Fl,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=ti.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}generateNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return Al(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=Na(this.value.matrix)),this._matrixUniform.mul(Sn(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=Na(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(yn(wl(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Bl("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().",this.stackTrace);const s=dn(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?ti.OBJECT:ti.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this));let n=null,a=null;if(null!==this.compareNode)if(e.renderer.hasCompatibility(A.TEXTURE_COMPARE))n=this.compareNode;else{const e=r.compareFunction;null===e||e===E||e===w||e===C||e===M?a=this.compareNode:(n=this.compareNode,v('TSL: Only "LessCompare", "LessEqualCompare", "GreaterCompare" and "GreaterEqualCompare" are supported for depth texture comparison fallback.'))}t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=n,t.compareStepNode=a,t.gradNode=this.gradNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;let d;return d=i?e.generateTextureBias(l,t,r,i,n,u):o?e.generateTextureGrad(l,t,r,o,n,u):a?e.generateTextureCompare(l,t,r,a,n,u):!1===this.sampler?e.generateTextureLoad(l,t,r,s,n,u):s?e.generateTextureLevel(l,t,r,s,n,u):e.generateTexture(l,t,r,n,u),d}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this),a=this.getNodeType(e);let o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:u,biasNode:l,compareNode:d,compareStepNode:c,depthNode:h,gradNode:p,offsetNode:g}=s,m=this.generateUV(e,t),f=u?u.build(e,"float"):null,y=l?l.build(e,"float"):null,b=h?h.build(e,"int"):null,x=d?d.build(e,"float"):null,T=c?c.build(e,"float"):null,_=p?[p[0].build(e,"vec2"),p[1].build(e,"vec2")]:null,v=g?this.generateOffset(e,g):null;let N=b;null===N&&r.isArrayTexture&&!0!==this.isTexture3DNode&&(N="0");const S=e.getVarFromNode(this);o=e.getPropertyName(S);let R=this.generateSnippet(e,i,m,f,y,N,x,_,v);if(null!==T){const t=r.compareFunction;R=t===C||t===M?Xo(ml(R,a),ml(T,"float")).build(e,a):Xo(ml(T,"float"),ml(R,a)).build(e,a)}e.addLineFlowCode(`${o} = ${R}`,this),n.snippet=R,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=$u(ml(u,a),r.colorSpace).setup(e).build(e,a)),e.format(u,a,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}sample(e){const t=this.clone();return t.uvNode=en(e),t.referenceNode=this.getBase(),en(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=en(e).mul(Ml(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===B||r.magFilter===B)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),en(t)}level(e){const t=this.clone();return t.levelNode=en(e),t.referenceNode=this.getBase(),en(t)}size(e){return wl(this,e)}bias(e){const t=this.clone();return t.biasNode=en(e),t.referenceNode=this.getBase(),en(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=en(e),t.referenceNode=this.getBase(),en(t)}grad(e,t){const r=this.clone();return r.gradNode=[en(e),en(t)],r.referenceNode=this.getBase(),en(r)}depth(e){const t=this.clone();return t.depthNode=en(e),t.referenceNode=this.getBase(),en(t)}offset(e){const t=this.clone();return t.offsetNode=en(e),t.referenceNode=this.getBase(),en(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}const Pl=nn(Ll).setParameterLength(1,4).setName("texture"),Dl=(e=Fl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=en(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=en(t)),null!==r&&(i.levelNode=en(r)),null!==s&&(i.biasNode=en(s))):i=Pl(e,t,r,s),i},Ul=(...e)=>Dl(...e).setSampler(!1);class Il extends va{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const Ol=(e,t,r)=>new Il(e,t,r);class Vl extends ci{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(e),s=this.node.getPaddedType();return e.format(t,s,r)}}class kl extends Il{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Xs(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=ti.RENDER,this.isArrayBufferNode=!0}generateNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rnew kl(e,t);class zl extends di{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}const $l=nn(zl).setParameterLength(1);let Wl,Hl;class ql extends di{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}generateNodeType(){return this.scope===ql.DPR?"float":this.scope===ql.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=ti.NONE;return this.scope!==ql.SIZE&&this.scope!==ql.VIEWPORT&&this.scope!==ql.DPR||(e=ti.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===ql.VIEWPORT?null!==t?Hl.copy(t.viewport):(e.getViewport(Hl),Hl.multiplyScalar(e.getPixelRatio())):this.scope===ql.DPR?this._output.value=e.getPixelRatio():null!==t?(Wl.width=t.width,Wl.height=t.height):e.getDrawingBufferSize(Wl)}setup(){const e=this.scope;let r=null;return r=e===ql.SIZE?Na(Wl||(Wl=new t)):e===ql.VIEWPORT?Na(Hl||(Hl=new s)):e===ql.DPR?Na(1):Tn(Ql.div(Kl)),this._output=r,r}generate(e){if(this.scope===ql.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(Kl).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}ql.COORDINATE="coordinate",ql.VIEWPORT="viewport",ql.SIZE="size",ql.UV="uv",ql.DPR="dpr";const jl=an(ql,ql.DPR),Xl=an(ql,ql.UV),Kl=an(ql,ql.SIZE),Ql=an(ql,ql.COORDINATE),Yl=an(ql,ql.VIEWPORT),Zl=Yl.zw,Jl=Ql.sub(Yl.xy),ed=Jl.div(Zl),td=dn(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Us),Kl),"vec2").once()();let rd=null,sd=null,id=null,nd=null,ad=null,od=null,ud=null,ld=null,dd=null,cd=null,hd=null,pd=null,gd=null,md=null;const fd=Na(0,"uint").setName("u_cameraIndex").setGroup(ba("cameraIndex")).toVarying("v_cameraIndex"),yd=Na("float").setName("cameraNear").setGroup(Ta).onRenderUpdate(({camera:e})=>e.near),bd=Na("float").setName("cameraFar").setGroup(Ta).onRenderUpdate(({camera:e})=>e.far),xd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);null===sd?sd=Gl(r).setGroup(Ta).setName("cameraProjectionMatrices"):sd.array=r,t=sd.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraProjectionMatrix")}else null===rd&&(rd=Na(e.projectionMatrix).setName("cameraProjectionMatrix").setGroup(Ta).onRenderUpdate(({camera:e})=>e.projectionMatrix)),t=rd;return t}).once()(),Td=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);null===nd?nd=Gl(r).setGroup(Ta).setName("cameraProjectionMatricesInverse"):nd.array=r,t=nd.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraProjectionMatrixInverse")}else null===id&&(id=Na(e.projectionMatrixInverse).setName("cameraProjectionMatrixInverse").setGroup(Ta).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse)),t=id;return t}).once()(),_d=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);null===od?od=Gl(r).setGroup(Ta).setName("cameraViewMatrices"):od.array=r,t=od.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraViewMatrix")}else null===ad&&(ad=Na(e.matrixWorldInverse).setName("cameraViewMatrix").setGroup(Ta).onRenderUpdate(({camera:e})=>e.matrixWorldInverse)),t=ad;return t}).once()(),vd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);null===ld?ld=Gl(r).setGroup(Ta).setName("cameraWorldMatrices"):ld.array=r,t=ld.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraWorldMatrix")}else null===ud&&(ud=Na(e.matrixWorld).setName("cameraWorldMatrix").setGroup(Ta).onRenderUpdate(({camera:e})=>e.matrixWorld)),t=ud;return t}).once()(),Nd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);null===cd?cd=Gl(r).setGroup(Ta).setName("cameraNormalMatrices"):cd.array=r,t=cd.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraNormalMatrix")}else null===dd&&(dd=Na(e.normalMatrix).setName("cameraNormalMatrix").setGroup(Ta).onRenderUpdate(({camera:e})=>e.normalMatrix)),t=dd;return t}).once()(),Sd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld))),t=hd;return t}).once()(),Rd=dn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);null===md?md=Gl(r,"vec4").setGroup(Ta).setName("cameraViewports"):md.array=r,t=md.element(fd).toConst("cameraViewport")}else null===gd&&(gd=wn(0,0,Kl.x,Kl.y).toConst("cameraViewport")),t=gd;return t}).once()(),Ad=new F;class Ed extends di{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=ti.OBJECT,this.uniformNode=new va(null)}generateNodeType(){const e=this.scope;return e===Ed.WORLD_MATRIX?"mat4":e===Ed.POSITION||e===Ed.VIEW_POSITION||e===Ed.DIRECTION||e===Ed.SCALE?"vec3":e===Ed.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===Ed.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===Ed.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===Ed.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===Ed.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===Ed.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===Ed.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),Ad.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=Ad.radius}}generate(e){const t=this.scope;return t===Ed.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===Ed.POSITION||t===Ed.VIEW_POSITION||t===Ed.DIRECTION||t===Ed.SCALE?this.uniformNode.nodeType="vec3":t===Ed.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}Ed.WORLD_MATRIX="worldMatrix",Ed.POSITION="position",Ed.SCALE="scale",Ed.VIEW_POSITION="viewPosition",Ed.DIRECTION="direction",Ed.RADIUS="radius";const wd=nn(Ed,Ed.DIRECTION).setParameterLength(1),Cd=nn(Ed,Ed.WORLD_MATRIX).setParameterLength(1),Md=nn(Ed,Ed.POSITION).setParameterLength(1),Bd=nn(Ed,Ed.SCALE).setParameterLength(1),Fd=nn(Ed,Ed.VIEW_POSITION).setParameterLength(1),Ld=nn(Ed,Ed.RADIUS).setParameterLength(1);class Pd extends Ed{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const Dd=an(Pd,Pd.DIRECTION),Ud=an(Pd,Pd.WORLD_MATRIX),Id=an(Pd,Pd.POSITION),Od=an(Pd,Pd.SCALE),Vd=an(Pd,Pd.VIEW_POSITION),kd=an(Pd,Pd.RADIUS),Gd=Na(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),zd=Na(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),$d=dn(e=>e.context.modelViewMatrix||Wd).once()().toVar("modelViewMatrix"),Wd=_d.mul(Ud),Hd=dn(e=>(e.context.isHighPrecisionModelViewMatrix=!0,Na("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),qd=dn(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return Na("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),jd=dn(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),wn()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),Xd=Rl("position","vec3"),Kd=Xd.toVarying("positionLocal"),Qd=Xd.toVarying("positionPrevious"),Yd=dn(e=>Ud.mul(Kd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Zd=dn(()=>Kd.transformDirection(Ud).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Jd=dn(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=Td.mul(jd);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),ec=dn(e=>{let t;return t=e.camera.isOrthographicCamera?Sn(0,0,1):Jd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class tc extends di{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===L?"false":e.getFrontFacing()}}const rc=an(tc),sc=fn(rc).mul(2).sub(1),ic=dn(([e],{material:t})=>{const r=t.side;return r===L?e=e.mul(-1):r===P&&(e=e.mul(sc)),e}),nc=Rl("normal","vec3"),ac=dn(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),Sn(0,1,0)):nc,"vec3").once()().toVar("normalLocal"),oc=Jd.dFdx().cross(Jd.dFdy()).normalize().toVar("normalFlat"),uc=dn(e=>{let t;return t=e.isFlatShading()?oc:gc(ac).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),lc=dn(e=>{let t=uc.transformDirection(_d);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),dc=dn(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=uc,!0!==e.isFlatShading()&&(t=ic(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),cc=dc.transformDirection(_d).toVar("normalWorld"),hc=dn(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?dc:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),pc=dn(([e,t=Ud])=>{const r=Ln(t),s=e.div(Sn(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),gc=dn(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=Gd.mul(e);return _d.transformDirection(s)}),mc=dn(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),dc)).once(["NORMAL","VERTEX"])(),fc=dn(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),cc)).once(["NORMAL","VERTEX"])(),yc=dn(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),hc)).once(["NORMAL","VERTEX"])(),bc=new D,xc=new a,Tc=Na(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),_c=Na(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),vc=Na(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?(bc.copy(r),xc.makeRotationFromEuler(bc)):xc.identity(),xc}),Nc=ec.negate().reflect(dc),Sc=ec.negate().refract(dc,Tc),Rc=Nc.transformDirection(_d).toVar("reflectVector"),Ac=Sc.transformDirection(_d).toVar("reflectVector"),Ec=new U;class wc extends Ll{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===I?Rc:e.mapping===O?Ac:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),Sn(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?Sn(t.x,t.y.negate(),t.z):t:(e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=Sn(t.x.negate(),t.yz)),vc.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const Cc=nn(wc).setParameterLength(1,4).setName("cubeTexture"),Mc=(e=Ec,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=en(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=en(t)),null!==r&&(i.levelNode=en(r)),null!==s&&(i.biasNode=en(s))):i=Cc(e,t,r,s),i};class Bc extends ci{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(e),s=this.getNodeType(e);return e.format(t,r,s)}}class Fc extends di{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=ti.OBJECT}element(e){return new Bc(this,en(e))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?Ol(null,e,this.count):Array.isArray(this.getValueFromReference())?Gl(null,e):"texture"===e?Dl(null):"cubeTexture"===e?Mc(null):Na(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Fc(e,t,r),Pc=(e,t,r,s)=>new Fc(e,t,s,r);class Dc extends Fc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const Uc=(e,t,r=null)=>new Dc(e,t,r),Ic=Al(),Oc=Jd.dFdx(),Vc=Jd.dFdy(),kc=Ic.dFdx(),Gc=Ic.dFdy(),zc=dc,$c=Vc.cross(zc),Wc=zc.cross(Oc),Hc=$c.mul(kc.x).add(Wc.mul(Gc.x)),qc=$c.mul(kc.y).add(Wc.mul(Gc.y)),jc=Hc.dot(Hc).max(qc.dot(qc)),Xc=jc.equal(0).select(0,jc.inverseSqrt()),Kc=Hc.mul(Xc).toVar("tangentViewFrame"),Qc=qc.mul(Xc).toVar("bitangentViewFrame"),Yc=Rl("tangent","vec4"),Zc=Yc.xyz.toVar("tangentLocal"),Jc=dn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?$d.mul(wn(Zc,0)).xyz.toVarying("v_tangentView").normalize():Kc,!0!==e.isFlatShading()&&(t=ic(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),eh=Jc.transformDirection(_d).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),th=dn(([e,t],r)=>{let s=e.mul(Yc.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),rh=th(nc.cross(Yc),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),sh=th(ac.cross(Zc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),ih=dn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?th(dc.cross(Jc),"v_bitangentView").normalize():Qc,!0!==e.isFlatShading()&&(t=ic(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),nh=th(cc.cross(eh),"v_bitangentWorld").normalize().toVar("bitangentWorld"),ah=Ln(Jc,ih,dc).toVar("TBNViewMatrix"),oh=ec.mul(ah),uh=dn(()=>{let e=ta.cross(ec);return e=e.cross(ta).normalize(),e=ou(e,dc,Jn.mul($n.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),lh=e=>en(e).mul(.5).add(.5),dh=e=>Sn(e,To(lu(fn(1).sub(Zo(e,e)))));class ch extends pi{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=V,this.unpackNormalMode=k}setup(e){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===V?s===G?i=dh(i.xy):s===z?i=dh(i.yw):s!==k&&console.error(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==k&&console.error(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.isFlatShading()&&(t=ic(t)),i=Sn(i.xy.mul(t),i.z)}let n=null;return t===$?n=gc(i):t===V?n=ah.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=dc),n}}const hh=nn(ch).setParameterLength(1,2),ph=dn(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||Al()),forceUVContext:!0}),s=fn(r(e=>e));return Tn(fn(r(e=>e.add(e.dFdx()))).sub(s),fn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),gh=dn(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(sc),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class mh extends pi{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=ph({textureNode:this.textureNode,bumpScale:e});return gh({surf_pos:Jd,surf_norm:dc,dHdxy:t})}}const fh=nn(mh).setParameterLength(1,2),yh=new Map;class bh extends di{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=yh.get(e);return void 0===r&&(r=Uc(e,t),yh.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===bh.COLOR){const e=void 0!==t.color?this.getColor(r):Sn();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===bh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===bh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:fn(1);else if(r===bh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===bh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===bh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===bh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===bh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===bh.NORMAL)t.normalMap?(s=hh(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=W&&t.normalMap.format!=H&&t.normalMap.format!=q||(s.unpackNormalMode=G)):s=t.bumpMap?fh(this.getTexture("bump").r,this.getFloat("bumpScale")):dc;else if(r===bh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===bh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===bh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?hh(this.getTexture(r),this.getCache(r+"Scale","vec2")):dc;else if(r===bh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===bh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===bh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Fn(rp.x,rp.y,rp.y.negate(),rp.x).mul(e.rg.mul(2).sub(Tn(1)).normalize().mul(e.b))}else s=rp;else if(r===bh.IRIDESCENCE_THICKNESS){const e=Lc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=Lc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===bh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===bh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===bh.IOR)s=this.getFloat(r);else if(r===bh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===bh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===bh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):fn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}bh.ALPHA_TEST="alphaTest",bh.COLOR="color",bh.OPACITY="opacity",bh.SHININESS="shininess",bh.SPECULAR="specular",bh.SPECULAR_STRENGTH="specularStrength",bh.SPECULAR_INTENSITY="specularIntensity",bh.SPECULAR_COLOR="specularColor",bh.REFLECTIVITY="reflectivity",bh.ROUGHNESS="roughness",bh.METALNESS="metalness",bh.NORMAL="normal",bh.CLEARCOAT="clearcoat",bh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",bh.CLEARCOAT_NORMAL="clearcoatNormal",bh.EMISSIVE="emissive",bh.ROTATION="rotation",bh.SHEEN="sheen",bh.SHEEN_ROUGHNESS="sheenRoughness",bh.ANISOTROPY="anisotropy",bh.IRIDESCENCE="iridescence",bh.IRIDESCENCE_IOR="iridescenceIOR",bh.IRIDESCENCE_THICKNESS="iridescenceThickness",bh.IOR="ior",bh.TRANSMISSION="transmission",bh.THICKNESS="thickness",bh.ATTENUATION_DISTANCE="attenuationDistance",bh.ATTENUATION_COLOR="attenuationColor",bh.LINE_SCALE="scale",bh.LINE_DASH_SIZE="dashSize",bh.LINE_GAP_SIZE="gapSize",bh.LINE_WIDTH="linewidth",bh.LINE_DASH_OFFSET="dashOffset",bh.POINT_SIZE="size",bh.DISPERSION="dispersion",bh.LIGHT_MAP="light",bh.AO="ao";const xh=an(bh,bh.ALPHA_TEST),Th=an(bh,bh.COLOR),_h=an(bh,bh.SHININESS),vh=an(bh,bh.EMISSIVE),Nh=an(bh,bh.OPACITY),Sh=an(bh,bh.SPECULAR),Rh=an(bh,bh.SPECULAR_INTENSITY),Ah=an(bh,bh.SPECULAR_COLOR),Eh=an(bh,bh.SPECULAR_STRENGTH),wh=an(bh,bh.REFLECTIVITY),Ch=an(bh,bh.ROUGHNESS),Mh=an(bh,bh.METALNESS),Bh=an(bh,bh.NORMAL),Fh=an(bh,bh.CLEARCOAT),Lh=an(bh,bh.CLEARCOAT_ROUGHNESS),Ph=an(bh,bh.CLEARCOAT_NORMAL),Dh=an(bh,bh.ROTATION),Uh=an(bh,bh.SHEEN),Ih=an(bh,bh.SHEEN_ROUGHNESS),Oh=an(bh,bh.ANISOTROPY),Vh=an(bh,bh.IRIDESCENCE),kh=an(bh,bh.IRIDESCENCE_IOR),Gh=an(bh,bh.IRIDESCENCE_THICKNESS),zh=an(bh,bh.TRANSMISSION),$h=an(bh,bh.THICKNESS),Wh=an(bh,bh.IOR),Hh=an(bh,bh.ATTENUATION_DISTANCE),qh=an(bh,bh.ATTENUATION_COLOR),jh=an(bh,bh.LINE_SCALE),Xh=an(bh,bh.LINE_DASH_SIZE),Kh=an(bh,bh.LINE_GAP_SIZE),Qh=an(bh,bh.LINE_WIDTH),Yh=an(bh,bh.LINE_DASH_OFFSET),Zh=an(bh,bh.POINT_SIZE),Jh=an(bh,bh.DISPERSION),ep=an(bh,bh.LIGHT_MAP),tp=an(bh,bh.AO),rp=Na(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),sp=dn(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class ip extends ci{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const np=nn(ip).setParameterLength(2);class ap extends Il{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=$s(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=si.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){let t;if(0===this.bufferCount){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return np(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(si.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=tl(this.value),this._varying=Uu(this._attribute)),{attribute:this._attribute,varying:this._varying}}generateNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generateNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const op=(e,t=null,r=0)=>new ap(e,t,r);class up extends di{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===up.VERTEX)s=e.getVertexIndex();else if(r===up.INSTANCE)s=e.getInstanceIndex();else if(r===up.DRAW)s=e.getDrawIndex();else if(r===up.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===up.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==up.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Uu(this).build(e,t)}return i}}up.VERTEX="vertex",up.INSTANCE="instance",up.SUBGROUP="subgroup",up.INVOCATION_LOCAL="invocationLocal",up.INVOCATION_SUBGROUP="invocationSubgroup",up.DRAW="draw";const lp=an(up,up.VERTEX),dp=an(up,up.INSTANCE),cp=an(up,up.SUBGROUP),hp=an(up,up.INVOCATION_SUBGROUP),pp=an(up,up.INVOCATION_LOCAL),gp=an(up,up.DRAW);class mp extends di{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=ti.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=op(s,"vec3",Math.max(s.count,1)).element(dp);else{const e=new j(s.array,3),t=s.usage===x?sl:rl;this.bufferColor=e,r=Sn(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(Kd).xyz;if(Kd.assign(n),e.needsPreviousData()&&Qd.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=pc(ac,t);ac.assign(e)}null!==this.instanceColorNode&&Vn("vec3","vInstanceColor").assign(this.instanceColorNode)}update(e){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version)),null!==this.previousInstanceMatrixNode&&e.object.previousInstanceMatrix.array.set(this.instanceMatrix.array)}getPreviousInstancedPosition(e){const t=e.object;return null===this.previousInstanceMatrixNode&&(t.previousInstanceMatrix=this.instanceMatrix.clone(),this.previousInstanceMatrixNode=this._createInstanceMatrixNode(!1,e)),this.previousInstanceMatrixNode.mul(Qd).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=op(s,"mat4",Math.max(i,1)).element(dp);else{if(16*i*4<=t.getUniformBufferLimit())r=Ol(s.array,"mat4",Math.max(i,1)).element(dp);else{const t=new X(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?sl:rl,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=Pn(...n)}}return r}}const fp=nn(mp).setParameterLength(2,3);class yp extends mp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const bp=nn(yp).setParameterLength(1);class xp extends di{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=dp:this.batchingIdNode=gp);const t=dn(([e])=>{const t=yn(wl(Ul(this.batchMesh._indirectTexture),0).x).toConst(),r=yn(e).mod(t).toConst(),s=yn(e).div(t).toConst();return Ul(this.batchMesh._indirectTexture,_n(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(yn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=yn(wl(Ul(s),0).x).toConst(),n=fn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=Pn(Ul(s,_n(a,o)),Ul(s,_n(a.add(1),o)),Ul(s,_n(a.add(2),o)),Ul(s,_n(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=dn(([e])=>{const t=yn(wl(Ul(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Ul(l,_n(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);Vn("vec3","vBatchColor").assign(t)}const d=Ln(u);Kd.assign(u.mul(Kd));const c=ac.div(Sn(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;ac.assign(h),e.hasGeometryAttribute("tangent")&&Zc.mulAssign(d)}}const Tp=nn(xp).setParameterLength(1),_p=new WeakMap;class vp extends di{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=ti.OBJECT,this.skinIndexNode=Rl("skinIndex","uvec4"),this.skinWeightNode=Rl("skinWeight","vec4"),this.bindMatrixNode=Lc("bindMatrix","mat4"),this.bindMatrixInverseNode=Lc("bindMatrixInverse","mat4"),this.boneMatricesNode=Pc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Kd,this.toPositionNode=Kd,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=Fa(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormalAndTangent(e=this.boneMatricesNode,t=ac,r=Zc){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:n,bindMatrixInverseNode:a}=this,o=e.element(s.x),u=e.element(s.y),l=e.element(s.z),d=e.element(s.w);let c=Fa(i.x.mul(o),i.y.mul(u),i.z.mul(l),i.w.mul(d));c=a.mul(c).mul(n);return{skinNormal:c.transformDirection(t).xyz,skinTangent:c.transformDirection(r).xyz}}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=Pc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Qd)}setup(e){e.needsPreviousData()&&Qd.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const{skinNormal:t,skinTangent:r}=this.getSkinnedNormalAndTangent();ac.assign(t),e.hasGeometryAttribute("tangent")&&Zc.assign(r)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;_p.get(t)!==e.frameId&&(_p.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const Np=e=>new vp(e);class Sp extends di{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number.",this.stackTrace),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew Sp(sn(e,"int")).toStack(),Ap=()=>ml("break").toStack(),Ep=new WeakMap,wp=new s,Cp=dn(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=yn(lp).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Ul(e,_n(u,o)).depth(i).xyz.mul(t)});class Mp extends di{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=Na(1),this.updateType=ti.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=Ep.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new K(m,h,p,a);f.type=Q,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=fn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Ul(this.mesh.morphTexture,_n(yn(e).add(1),yn(dp))).r):t.assign(Lc("morphTargetInfluences","float").element(e).toVar()),pn(t.notEqual(0),()=>{!0===s&&Kd.addAssign(Cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:yn(0)})),!0===i&&ac.addAssign(Cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:yn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const Bp=nn(Mp).setParameterLength(1);class Fp extends di{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class Lp extends Fp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class Pp extends _u{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:Sn().toVar("directDiffuse"),directSpecular:Sn().toVar("directSpecular"),indirectDiffuse:Sn().toVar("indirectDiffuse"),indirectSpecular:Sn().toVar("indirectSpecular")};return{radiance:Sn().toVar("radiance"),irradiance:Sn().toVar("irradiance"),iblIrradiance:Sn().toVar("iblIrradiance"),ambientOcclusion:fn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const Dp=nn(Pp);class Up extends Fp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const Ip=new t;class Op extends Ll{static get type(){return"ViewportTextureNode"}constructor(e=Xl,t=null,r=null){let s=null;null===r?(s=new Y,s.minFilter=Z,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=ti.RENDER,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;return this.value=this.getTextureForReference(i),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;null===i?t.getDrawingBufferSize(Ip):i.getDrawingBufferSize?i.getDrawingBufferSize(Ip):Ip.set(i.width,i.height);const n=this.getTextureForReference(i);n.image.width===Ip.width&&n.image.height===Ip.height||(n.image.width=Ip.width,n.image.height=Ip.height,n.needsUpdate=!0);const a=n.generateMipmaps;n.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(n),n.generateMipmaps=a}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const Vp=nn(Op).setParameterLength(0,3),kp=nn(Op,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Gp=kp(),zp=(e=Xl,t=null)=>Gp.sample(e,t);let $p=null;class Wp extends Op{static get type(){return"ViewportDepthTextureNode"}constructor(e=Xl,t=null,r=null){null===r&&(null===$p&&($p=new J),r=$p),super(e,t,r)}}const Hp=nn(Wp).setParameterLength(0,3);class qp extends di{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===qp.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===qp.DEPTH_BASE)null!==r&&(s=Jp().assign(r));else if(t===qp.DEPTH)s=e.isPerspectiveCamera?Kp(Jd.z,yd,bd):jp(Jd.z,yd,bd);else if(t===qp.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Yp(r,yd,bd);s=jp(e,yd,bd)}else s=r;else s=jp(Jd.z,yd,bd);return s}}qp.DEPTH_BASE="depthBase",qp.DEPTH="depth",qp.LINEAR_DEPTH="linearDepth";const jp=(e,t,r)=>e.add(t).div(t.sub(r)),Xp=dn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?r.sub(t).mul(e).sub(r):t.sub(r).mul(e).sub(t)),Kp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Qp=(e,t,r)=>t.mul(e.add(r)).div(e.mul(t.sub(r))),Yp=dn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?t.mul(r).div(t.sub(r).mul(e).sub(t)):t.mul(r).div(r.sub(t).mul(e).sub(r))),Zp=(e,t,r)=>{t=t.max(1e-6).toVar();const s=xo(e.negate().div(t)),i=xo(r.div(t));return s.div(i)},Jp=nn(qp,qp.DEPTH_BASE),eg=an(qp,qp.DEPTH),tg=nn(qp,qp.LINEAR_DEPTH).setParameterLength(0,1),rg=tg(Hp());eg.assign=e=>Jp(e);class sg extends di{static get type(){return"ClippingNode"}constructor(e=sg.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===sg.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===sg.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return dn(()=>{const r=fn().toVar("distanceToPlane"),s=fn().toVar("distanceToGradient"),i=fn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=Gl(t).setGroup(Ta);Rp(n,({i:t})=>{const n=e.element(t);r.assign(Jd.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(cu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=Gl(e).setGroup(Ta),n=fn(1).toVar("intersectionClipOpacity");Rp(a,({i:e})=>{const i=t.element(e);r.assign(Jd.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(cu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}kn.a.mulAssign(i),kn.a.equal(0).discard()})()}setupDefault(e,t){return dn(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=Gl(t).setGroup(Ta);Rp(r,({i:t})=>{const r=e.element(t);Jd.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=Gl(e).setGroup(Ta),r=xn(!0).toVar("clipped");Rp(s,({i:e})=>{const s=t.element(e);r.assign(Jd.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),dn(()=>{const s=Gl(e).setGroup(Ta),i=$l(t.getClipDistance());Rp(r,({i:e})=>{const t=s.element(e),r=Jd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}sg.ALPHA_TO_COVERAGE="alphaToCoverage",sg.DEFAULT="default",sg.HARDWARE="hardware";const ig=dn(([e])=>Ro(Pa(1e4,Ao(Pa(17,e.x).add(Pa(.1,e.y)))).mul(Fa(.1,Fo(Ao(Pa(13,e.y).add(e.x))))))),ng=dn(([e])=>ig(Tn(ig(e.xy),e.z))),ag=dn(([e])=>{const t=jo(Po(Io(e.xyz)),Po(Oo(e.xyz))),r=fn(1).div(fn(.05).mul(t)).toVar("pixScale"),s=Tn(yo(vo(xo(r))),yo(No(xo(r)))),i=Tn(ng(vo(s.x.mul(e.xyz))),ng(vo(s.y.mul(e.xyz)))),n=Ro(xo(r)),a=Fa(Pa(n.oneMinus(),i.x),Pa(n,i.y)),o=qo(n,n.oneMinus()),u=Sn(a.mul(a).div(Pa(2,o).mul(La(1,o))),a.sub(Pa(.5,o)).div(La(1,o)),La(1,La(1,a).mul(La(1,a)).div(Pa(2,o).mul(La(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return uu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class og extends Sl{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const ug=(e=0)=>new og(e),lg=dn(([e,t])=>qo(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),dg=dn(([e,t])=>qo(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),cg=dn(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),hg=dn(([e,t])=>ou(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),Xo(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),pg=dn(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return wn(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),gg=dn(([e])=>wn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),mg=dn(([e])=>(pn(e.a.equal(0),()=>wn(0)),wn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class fg extends ee{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.maskShadowNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Os(t.slice(0,-4)),r.getCacheKey());return this.type+Vs(e)}build(e){this.setup(e)}setupObserver(e){return new Ps(e)}setup(e){e.context.setupNormal=()=>Pu(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();!0===t.contextNode.isContextNode?e.context={...e.context,...t.contextNode.getFlowContextData()}:o('NodeMaterial: "renderer.contextNode" must be an instance of `context()`.'),null!==this.contextNode&&(!0===this.contextNode.isContextNode?e.context={...e.context,...this.contextNode.getFlowContextData()}:o('NodeMaterial: "material.contextNode" must be an instance of `context()`.')),e.addStack();const s=this.setupVertex(e),i=Pu(this.vertexNode||s,"VERTEX");let n;e.context.clipSpace=i,e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=wn(s,kn.a).max(0);n=this.setupOutput(e,i),aa.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&aa.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=wn(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=new sg(sg.ALPHA_TO_COVERAGE):e.stack.addToStack(new sg)}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(new sg(sg.HARDWARE)),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?Zp(Jd.z,yd,bd):jp(Jd.z,yd,bd))}null!==s&&eg.assign(s).toStack()}setupPositionView(){return $d.mul(Kd).xyz}setupModelViewProjection(){return xd.mul(Jd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),sp}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&Bp(t).toStack(),!0===t.isSkinnedMesh&&Np(t).toStack(),this.displacementMap){const e=Uc("displacementMap","texture"),t=Uc("displacementScale","float"),r=Uc("displacementBias","float");Kd.addAssign(ac.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&Tp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&bp(t).toStack(),null!==this.positionNode&&Kd.assign(Pu(this.positionNode,"POSITION","vec3")),Kd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&xn(this.maskNode).not().discard();let s=this.colorNode?wn(this.colorNode):Th;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(ug())),t.instanceColor){s=Vn("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=Vn("vec3","vBatchColor").mul(s)}kn.assign(s);const i=this.opacityNode?fn(this.opacityNode):Nh;kn.a.assign(kn.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?fn(this.alphaTestNode):xh,!0===this.alphaToCoverage?(kn.a=cu(n,n.add(zo(kn.a)),kn.a),kn.a.lessThanEqual(0).discard()):kn.a.lessThanEqual(n).discard()),!0===this.alphaHash&&kn.a.lessThan(ag(Kd)).discard(),e.isOpaque()&&kn.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Sn(0):kn.rgb}setupNormal(){return this.normalNode?Sn(this.normalNode):Bh}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?Uc("envMap","cubeTexture"):Uc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Up(ep)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=tp),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new Lp(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=Dp(n,t,r,s)}else null!==r&&(a=Sn(null!==s?ou(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(zn.assign(Sn(i||vh)),a=a.add(zn)),a}setupFog(e,t){const r=e.fogNode;return r&&(aa.assign(t),t=wn(r.toVar())),t}setupPremultipliedAlpha(e,t){return gg(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=ee.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.maskShadowNode=e.maskShadowNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const yg=new te;class bg extends fg{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(yg),this.setValues(e)}}const xg=new re;class Tg extends fg{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(xg),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?fn(this.offsetNode):Yh,t=this.dashScaleNode?fn(this.dashScaleNode):jh,r=this.dashSizeNode?fn(this.dashSizeNode):Xh,s=this.gapSizeNode?fn(this.gapSizeNode):Kh;oa.assign(r),ua.assign(s);const i=Uu(Rl("lineDistance").mul(t));(e?i.add(e):i).mod(oa.add(ua)).greaterThan(oa).discard()}}const _g=new re;class vg extends fg{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(_g),this.vertexColors=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=se,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.vertexColors,i=this._useDash,n=this._useWorldUnits,a=dn(({start:e,end:t})=>{const r=xd.element(2).element(2),s=xd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return wn(ou(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=dn(()=>{const e=Rl("instanceStart"),t=Rl("instanceEnd"),r=wn($d.mul(wn(e,1))).toVar("start"),s=wn($d.mul(wn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?fn(this.dashScaleNode):jh,t=this.offsetNode?fn(this.offsetNode):Yh,r=Rl("instanceDistanceStart"),s=Rl("instanceDistanceEnd");let i=Xd.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),Vn("float","lineDistance").assign(i)}n&&(Vn("vec3","worldStart").assign(r.xyz),Vn("vec3","worldEnd").assign(s.xyz));const o=Yl.z.div(Yl.w),u=xd.element(2).element(3).equal(-1);pn(u,()=>{pn(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=xd.mul(r),d=xd.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=wn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=ou(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=Vn("vec4","worldPos");o.assign(Xd.y.lessThan(.5).select(r,s));const u=Qh.mul(.5);o.addAssign(wn(Xd.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(wn(Xd.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(wn(a.mul(u),0)),pn(Xd.y.greaterThan(1).or(Xd.y.lessThan(0)),()=>{o.subAssign(wn(a.mul(2).mul(u),0))})),g.assign(xd.mul(o));const l=Sn().toVar();l.assign(Xd.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=Tn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(Xd.x.lessThan(0).select(e.negate(),e)),pn(Xd.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(Xd.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Qh)),e.assign(e.div(Yl.w.div(jl))),g.assign(Xd.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(wn(e,0,0)))}return g})();const o=dn(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return Tn(h,p)});if(this.colorNode=dn(()=>{const e=Al();if(i){const t=this.dashSizeNode?fn(this.dashSizeNode):Xh,r=this.gapSizeNode?fn(this.gapSizeNode):Kh;oa.assign(t),ua.assign(r);const s=Vn("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(oa.add(ua)).greaterThan(oa).discard()}const a=fn(1).toVar("alpha");if(n){const e=Vn("vec3","worldStart"),s=Vn("vec3","worldEnd"),n=Vn("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:Sn(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(Qh);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(cu(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=fn(s.fwidth()).toVar("dlen");pn(e.y.abs().greaterThan(1),()=>{a.assign(cu(i.oneMinus(),i.add(1),s).oneMinus())})}else pn(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=Rl("instanceColorStart"),t=Rl("instanceColorEnd");u=Xd.y.lessThan(.5).select(e,t).mul(Th)}else u=Th;return wn(u,a)})(),this.transparent){const e=this.opacityNode?fn(this.opacityNode):Nh;this.outputNode=wn(this.colorNode.rgb.mul(e).add(zp().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const Ng=new ie;class Sg extends fg{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(Ng),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?fn(this.opacityNode):Nh;kn.assign($u(wn(lh(dc),e),ne))}}const Rg=dn(([e=Zd])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return Tn(t,r)});class Ag extends ae{constructor(e=1,t={}){super(e,e,t),this.isCubeRenderTarget=!0;const r={width:e,height:e,depth:1},s=[r,r,r,r,r,r];this.texture=new U(s),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new oe(5,5,5),n=Rg(Zd),a=new fg;a.colorNode=Dl(t,n,0),a.side=L,a.blending=se;const o=new ue(i,a),u=new le;u.add(o),t.minFilter===Z&&(t.minFilter=de);const l=new ce(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.generateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}clear(e,t=!0,r=!0,s=!0){const i=e.getRenderTarget();for(let i=0;i<6;i++)e.setRenderTarget(this,i),e.clear(t,r,s);e.setRenderTarget(i)}}const Eg=new WeakMap;class wg extends pi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=Mc(null);const t=new U;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=ti.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===he||r===pe){if(Eg.has(e)){const t=Eg.get(e);Mg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new Ag(r.height);s.fromEquirectangularTexture(t,e),Mg(s.texture,e.mapping),this._cubeTexture=s.texture,Eg.set(e,s.texture),e.addEventListener("dispose",Cg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function Cg(e){const t=e.target;t.removeEventListener("dispose",Cg);const r=Eg.get(t);void 0!==r&&(Eg.delete(t),r.dispose())}function Mg(e,t){t===he?e.mapping=I:t===pe&&(e.mapping=O)}const Bg=nn(wg).setParameterLength(1);class Fg extends Fp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=Bg(this.envNode)}}class Lg extends Fp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=fn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class Pg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class Dg extends Pg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(wn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(wn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign(kn.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case fe:s.rgb.assign(ou(s.rgb,s.rgb.mul(i.rgb),Eh.mul(wh)));break;case me:s.rgb.assign(ou(s.rgb,i.rgb,Eh.mul(wh)));break;case ge:s.rgb.addAssign(i.rgb.mul(Eh.mul(wh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Ug=new ye;class Ig extends fg{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Ug),this.setValues(e)}setupNormal(){return ic(uc)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Lg(ep)),t}setupOutgoingLight(){return kn.rgb}setupLightingModel(){return new Dg}}const Og=dn(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Vg=dn(e=>e.diffuseColor.mul(1/Math.PI)),kg=dn(({dotNH:e})=>na.mul(fn(.5)).add(1).mul(fn(1/Math.PI)).mul(e.pow(na))),Gg=dn(({lightDirection:e})=>{const t=e.add(ec).normalize(),r=dc.dot(t).clamp(),s=ec.dot(t).clamp(),i=Og({f0:ra,f90:1,dotVH:s}),n=fn(.25),a=kg({dotNH:r});return i.mul(n).mul(a)});class zg extends Dg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=dc.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Vg({diffuseColor:kn.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(Gg({lightDirection:e})).mul(Eh))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Vg({diffuseColor:kn}))),s.indirectDiffuse.mulAssign(t)}}const $g=new be;class Wg extends fg{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues($g),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new zg(!1)}}const Hg=new xe;class qg extends fg{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Hg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new zg}setupVariants(){const e=(this.shininessNode?fn(this.shininessNode):_h).max(1e-4);na.assign(e);const t=this.specularNode||Sh;ra.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const jg=dn(e=>{if(!1===e.geometry.hasAttribute("normal"))return fn(0);const t=uc.dFdx().abs().max(uc.dFdy().abs());return t.x.max(t.y).max(t.z)}),Xg=dn(e=>{const{roughness:t}=e,r=jg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Kg=dn(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Da(.5,i.add(n).max(no))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Qg=dn(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(Sn(e.mul(r),t.mul(s),a).length()),l=a.mul(Sn(e.mul(i),t.mul(n),o).length());return Da(.5,u.add(l))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),Yg=dn(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),Zg=fn(1/Math.PI),Jg=dn(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=Sn(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return Zg.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),em=dn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=dc,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(ec).normalize(),d=n.dot(e).clamp(),c=n.dot(ec).clamp(),h=n.dot(l).clamp(),p=ec.dot(l).clamp();let g,m,f=Og({f0:t,f90:r,dotVH:p});if(Yi(a)&&(f=Kn.mix(f,i)),Yi(o)){const t=ea.dot(e),r=ea.dot(ec),s=ea.dot(l),i=ta.dot(e),n=ta.dot(ec),a=ta.dot(l);g=Qg({alphaT:Zn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Jg({alphaT:Zn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Kg({alpha:u,dotNL:d,dotNV:c}),m=Yg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),tm=new 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rm=null;const sm=dn(({roughness:e,dotNV:t})=>{null===rm&&(rm=new Te(tm,16,16,W,_e),rm.name="DFG_LUT",rm.minFilter=de,rm.magFilter=de,rm.wrapS=ve,rm.wrapT=ve,rm.generateMipmaps=!1,rm.needsUpdate=!0);const r=Tn(e,t);return Dl(rm,r).rg}),im=dn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=em({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=dc.dot(e).clamp(),l=dc.dot(ec).clamp(),d=sm({roughness:s,dotNV:l}),c=sm({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=fn(1).sub(g),y=fn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(fn(1).sub(f.mul(y).mul(b).mul(b)).add(no)),T=f.mul(y),_=x.mul(T);return o.add(_)}),nm=dn(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=sm({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),am=dn(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(Sn(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),om=dn(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=fn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return fn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),um=dn(({dotNV:e,dotNL:t})=>fn(1).div(fn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),lm=dn(({lightDirection:e})=>{const t=e.add(ec).normalize(),r=dc.dot(e).clamp(),s=dc.dot(ec).clamp(),i=dc.dot(t).clamp(),n=om({roughness:Xn,dotNH:i}),a=um({dotNV:s,dotNL:r});return jn.mul(n).mul(a)}),dm=dn(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=Tn(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),cm=dn(({f:e})=>{const t=e.length();return jo(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),hm=dn(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,jo(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),pm=dn(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=Sn().toVar();return pn(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const u=t.sub(e.mul(t.dot(e))).normalize(),l=e.cross(u).negate(),d=s.mul(Ln(u,l,e).transpose()).toVar(),h=d.mul(i.sub(r)).normalize().toVar(),p=d.mul(n.sub(r)).normalize().toVar(),g=d.mul(a.sub(r)).normalize().toVar(),m=d.mul(o.sub(r)).normalize().toVar(),f=Sn(0).toVar();f.addAssign(hm({v1:h,v2:p})),f.addAssign(hm({v1:p,v2:g})),f.addAssign(hm({v1:g,v2:m})),f.addAssign(hm({v1:m,v2:h})),c.assign(Sn(cm({f:f})))}),c}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),gm=dn(({P:e,p0:t,p1:r,p2:s,p3:i})=>{const n=r.sub(t).toVar(),a=i.sub(t).toVar(),o=n.cross(a),u=Sn().toVar();return pn(o.dot(e.sub(t)).greaterThanEqual(0),()=>{const n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=Sn(0).toVar();d.addAssign(hm({v1:n,v2:a})),d.addAssign(hm({v1:a,v2:o})),d.addAssign(hm({v1:o,v2:l})),d.addAssign(hm({v1:l,v2:n})),u.assign(Sn(cm({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),mm=1/6,fm=e=>Pa(mm,Pa(e,Pa(e,e.negate().add(3)).sub(3)).add(1)),ym=e=>Pa(mm,Pa(e,Pa(e,Pa(3,e).sub(6))).add(4)),bm=e=>Pa(mm,Pa(e,Pa(e,Pa(-3,e).add(3)).add(3)).add(1)),xm=e=>Pa(mm,eu(e,3)),Tm=e=>fm(e).add(ym(e)),_m=e=>bm(e).add(xm(e)),vm=e=>Fa(-1,ym(e).div(fm(e).add(ym(e)))),Nm=e=>Fa(1,xm(e).div(bm(e).add(xm(e)))),Sm=(e,t,r)=>{const s=e.uvNode,i=Pa(s,t.zw).add(.5),n=vo(i),a=Ro(i),o=Tm(a.x),u=_m(a.x),l=vm(a.x),d=Nm(a.x),c=vm(a.y),h=Nm(a.y),p=Tn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=Tn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=Tn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=Tn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=Tm(a.y).mul(Fa(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=_m(a.y).mul(Fa(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},Rm=dn(([e,t])=>{const r=Tn(e.size(yn(t))),s=Tn(e.size(yn(t.add(1)))),i=Da(1,r),n=Da(1,s),a=Sm(e,wn(i,r),vo(t)),o=Sm(e,wn(n,s),No(t));return Ro(t).mix(a,o)}),Am=dn(([e,t])=>{const r=t.mul(Ml(e));return Rm(e,r)}),Em=dn(([e,t,r,s,i])=>{const n=Sn(du(t.negate(),So(e),Da(1,s))),a=Sn(Po(i[0].xyz),Po(i[1].xyz),Po(i[2].xyz));return So(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),wm=dn(([e,t])=>e.mul(uu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),Cm=kp(),Mm=zp(),Bm=dn(([e,t,r],{material:s})=>{const i=(s.side===L?Cm:Mm).sample(e),n=xo(Kl.x).mul(wm(t,r));return Rm(i,n)}),Fm=dn(([e,t,r])=>(pn(r.notEqual(0),()=>{const s=bo(t).negate().div(r);return fo(s.negate().mul(e))}),Sn(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),Lm=dn(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=wn().toVar(),f=Sn().toVar();const i=d.sub(1).mul(g.mul(.025)),n=Sn(d.sub(i),d,d.add(i));Rp({start:0,end:3},({i:i})=>{const d=n.element(i),g=Em(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(wn(y,1))),x=Tn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(Tn(x.x,x.y.oneMinus()));const T=Bm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(Fm(Po(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=Em(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(wn(n,1))),y=Tn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(Tn(y.x,y.y.oneMinus())),m=Bm(y,r,d),f=s.mul(Fm(Po(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=Sn(nm({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return wn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),Pm=Ln(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),Dm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Um=dn(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=ou(e,t,cu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();pn(a.lessThan(0),()=>Sn(1));const o=a.sqrt(),u=Dm(n,e),l=Og({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=fn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return Sn(1).add(t).div(Sn(1).sub(t))})(i.clamp(0,.9999)),g=Dm(p,n.toVec3()),m=Og({f0:g,f90:1,dotVH:o}),f=Sn(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=Sn(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(Sn(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return Rp({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=Sn(54856e-17,44201e-17,52481e-17),i=Sn(1681e3,1795300,2208400),n=Sn(43278e5,93046e5,66121e5),a=fn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=Sn(o.x.add(a),o.y,o.z).div(1.0685e-7),Pm.mul(o)})(fn(e).mul(y),fn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(Sn(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),Im=dn(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=fn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=fn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),Om=Sn(.04),Vm=fn(1);class km extends Pg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=Sn().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=Sn().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=Sn().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=Sn().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=Sn().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=dc.dot(ec).clamp(),t=Um({outsideIOR:fn(1),eta2:Qn,cosTheta1:e,thinFilmThickness:Yn,baseF0:ra}),r=Um({outsideIOR:fn(1),eta2:Qn,cosTheta1:e,thinFilmThickness:Yn,baseF0:kn.rgb});this.iridescenceFresnel=ou(t,r,Wn),this.iridescenceF0Dielectric=am({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=am({f:r,f90:1,dotVH:e}),this.iridescenceF0=ou(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,Wn)}if(!0===this.transmission){const t=Yd,r=Sd.sub(Yd).normalize(),s=cc,i=e.context;i.backdrop=Lm(s,r,$n,Gn,sa,ia,t,Ud,_d,xd,da,ha,ga,pa,this.dispersion?ma:null),i.backdropAlpha=ca,kn.a.mulAssign(ou(1,i.backdrop.a,ca))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=dc.dot(ec).clamp(),a=sm({roughness:$n,dotNV:n}),o=i?Kn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=dc.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(lm({lightDirection:e})));const t=Im({normal:dc,viewDir:ec,roughness:Xn}),r=Im({normal:dc,viewDir:e,roughness:Xn}),i=jn.r.max(jn.g).max(jn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=hc.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(em({lightDirection:e,f0:Om,f90:Vm,roughness:qn,normalView:hc})))}r.directDiffuse.addAssign(s.mul(Vg({diffuseColor:Gn}))),r.directSpecular.addAssign(s.mul(im({lightDirection:e,f0:sa,f90:1,roughness:$n,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=dc,h=ec,p=Jd.toVar(),g=dm({N:c,V:h,roughness:$n}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Ln(Sn(m.x,0,m.y),Sn(0,1,0),Sn(m.z,0,m.w)).toVar(),b=sa.mul(f.x).add(ia.sub(sa).mul(f.y)).toVar();if(i.directSpecular.addAssign(e.mul(b).mul(pm({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(Gn).mul(pm({N:c,V:h,P:p,mInv:Ln(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d}))),!0===this.clearcoat){const t=hc,r=dm({N:t,V:h,roughness:qn}),s=n.sample(r),i=a.sample(r),c=Ln(Sn(s.x,0,s.y),Sn(0,1,0),Sn(s.z,0,s.w)),g=Om.mul(i.x).add(Vm.sub(Om).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(pm({N:t,V:h,P:p,mInv:c,p0:o,p1:u,p2:l,p3:d})))}}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Vg({diffuseColor:Gn})).toVar();if(!0===this.sheen){const e=Im({normal:dc,viewDir:ec,roughness:Xn}),t=jn.r.max(jn.g).max(jn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(jn,Im({normal:dc,viewDir:ec,roughness:Xn}))),!0===this.clearcoat){const e=hc.dot(ec).clamp(),t=nm({dotNV:e,specularColor:Om,specularF90:Vm,roughness:qn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Sn().toVar("singleScatteringDielectric"),n=Sn().toVar("multiScatteringDielectric"),a=Sn().toVar("singleScatteringMetallic"),o=Sn().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,ia,ra,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,ia,kn.rgb,this.iridescenceF0Metallic);const u=ou(i,a,Wn),l=ou(n,o,Wn),d=i.add(n),c=Gn.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=Im({normal:dc,viewDir:ec,roughness:Xn}),t=jn.r.max(jn.g).max(jn.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=dc.dot(ec).clamp().add(t),i=$n.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=hc.dot(ec).clamp(),r=Og({dotVH:e,f0:Om,f90:Vm}),s=t.mul(Hn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(Hn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const Gm=fn(1),zm=fn(-2),$m=fn(.8),Wm=fn(-1),Hm=fn(.4),qm=fn(2),jm=fn(.305),Xm=fn(3),Km=fn(.21),Qm=fn(4),Ym=fn(4),Zm=fn(16),Jm=dn(([e])=>{const t=Sn(Fo(e)).toVar(),r=fn(-1).toVar();return pn(t.x.greaterThan(t.z),()=>{pn(t.x.greaterThan(t.y),()=>{r.assign(Tu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(Tu(e.y.greaterThan(0),1,4))})}).Else(()=>{pn(t.z.greaterThan(t.y),()=>{r.assign(Tu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(Tu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),ef=dn(([e,t])=>{const r=Tn().toVar();return pn(t.equal(0),()=>{r.assign(Tn(e.z,e.y).div(Fo(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(Tn(e.x.negate(),e.z.negate()).div(Fo(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(Tn(e.x.negate(),e.y).div(Fo(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(Tn(e.z.negate(),e.y).div(Fo(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(Tn(e.x.negate(),e.z).div(Fo(e.y)))}).Else(()=>{r.assign(Tn(e.x,e.y).div(Fo(e.z)))}),Pa(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),tf=dn(([e])=>{const t=fn(0).toVar();return pn(e.greaterThanEqual($m),()=>{t.assign(Gm.sub(e).mul(Wm.sub(zm)).div(Gm.sub($m)).add(zm))}).ElseIf(e.greaterThanEqual(Hm),()=>{t.assign($m.sub(e).mul(qm.sub(Wm)).div($m.sub(Hm)).add(Wm))}).ElseIf(e.greaterThanEqual(jm),()=>{t.assign(Hm.sub(e).mul(Xm.sub(qm)).div(Hm.sub(jm)).add(qm))}).ElseIf(e.greaterThanEqual(Km),()=>{t.assign(jm.sub(e).mul(Qm.sub(Xm)).div(jm.sub(Km)).add(Xm))}).Else(()=>{t.assign(fn(-2).mul(xo(Pa(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),rf=dn(([e,t])=>{const r=e.toVar();r.assign(Pa(2,r).sub(1));const s=Sn(r,1).toVar();return pn(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),sf=dn(([e,t,r,s,i,n])=>{const a=fn(r),o=Sn(t),u=uu(tf(a),zm,n),l=Ro(u),d=vo(u),c=Sn(nf(e,o,d,s,i,n)).toVar();return pn(l.notEqual(0),()=>{const t=Sn(nf(e,o,d.add(1),s,i,n)).toVar();c.assign(ou(c,t,l))}),c}),nf=dn(([e,t,r,s,i,n])=>{const a=fn(r).toVar(),o=Sn(t),u=fn(Jm(o)).toVar(),l=fn(jo(Ym.sub(a),0)).toVar();a.assign(jo(a,Ym));const d=fn(yo(a)).toVar(),c=Tn(ef(o,u).mul(d.sub(2)).add(1)).toVar();return pn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Pa(3,Zm))),c.y.addAssign(Pa(4,yo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(Tn(),Tn())}),af=dn(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Eo(s),l=r.mul(u).add(i.cross(r).mul(Ao(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return nf(e,l,t,n,a,o)}),of=dn(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=Sn(Tu(t,r,Jo(r,s))).toVar();pn(h.equal(Sn(0)),()=>{h.assign(Sn(s.z,0,s.x.negate()))}),h.assign(So(h));const p=Sn().toVar();return p.addAssign(i.element(0).mul(af({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),Rp({start:yn(1),end:e},({i:e})=>{pn(e.greaterThanEqual(n),()=>{Ap()});const t=fn(a.mul(fn(e))).toVar();p.addAssign(i.element(e).mul(af({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(af({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),wn(p,1)}),uf=dn(([e])=>{const t=bn(e).toVar();return t.assign(t.shiftLeft(bn(16)).bitOr(t.shiftRight(bn(16)))),t.assign(t.bitAnd(bn(1431655765)).shiftLeft(bn(1)).bitOr(t.bitAnd(bn(2863311530)).shiftRight(bn(1)))),t.assign(t.bitAnd(bn(858993459)).shiftLeft(bn(2)).bitOr(t.bitAnd(bn(3435973836)).shiftRight(bn(2)))),t.assign(t.bitAnd(bn(252645135)).shiftLeft(bn(4)).bitOr(t.bitAnd(bn(4042322160)).shiftRight(bn(4)))),t.assign(t.bitAnd(bn(16711935)).shiftLeft(bn(8)).bitOr(t.bitAnd(bn(4278255360)).shiftRight(bn(8)))),fn(t).mul(2.3283064365386963e-10)}),lf=dn(([e,t])=>Tn(fn(e).div(fn(t)),uf(e))),df=dn(([e,t,r])=>{const s=r.mul(r).toConst(),i=Sn(1,0,0).toConst(),n=Jo(t,i).toConst(),a=To(e.x).toConst(),o=Pa(2,3.14159265359).mul(e.y).toConst(),u=a.mul(Eo(o)).toConst(),l=a.mul(Ao(o)).toVar(),d=Pa(.5,t.z.add(1)).toConst();l.assign(d.oneMinus().mul(To(u.mul(u).oneMinus())).add(d.mul(l)));const c=i.mul(u).add(n.mul(l)).add(t.mul(To(jo(0,u.mul(u).add(l.mul(l)).oneMinus()))));return So(Sn(s.mul(c.x),s.mul(c.y),jo(0,c.z)))}),cf=dn(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Sn(s).toVar(),l=Sn(0).toVar(),d=fn(0).toVar();return pn(e.lessThan(.001),()=>{l.assign(nf(r,u,t,n,a,o))}).Else(()=>{const s=Tu(Fo(u.z).lessThan(.999),Sn(0,0,1),Sn(1,0,0)),c=So(Jo(s,u)).toVar(),h=Jo(u,c).toVar();Rp({start:bn(0),end:i},({i:s})=>{const p=lf(s,i),g=df(p,Sn(0,0,1),e),m=So(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=So(m.mul(Zo(u,m).mul(2)).sub(u)),y=jo(Zo(u,f),0);pn(y.greaterThan(0),()=>{const e=nf(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),pn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),wn(l,1)}),hf=[.125,.215,.35,.446,.526,.582],pf=20,gf=new Se(-1,1,1,-1,0,1),mf=new Re(90,1),ff=new e;let yf=null,bf=0,xf=0;const Tf=new r,_f=new WeakMap,vf=[3,1,5,0,4,2],Nf=rf(Al(),Rl("faceIndex")).normalize(),Sf=Sn(Nf.x,Nf.y,Nf.z);class Rf{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=Tf,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}yf=this._renderer.getRenderTarget(),bf=this._renderer.getActiveCubeFace(),xf=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=wf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Cf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===I||e.mapping===O?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=hf[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=vf[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new Ne;T.setAttribute("position",new Ce(y,g)),T.setAttribute("uv",new Ce(b,m)),T.setAttribute("faceIndex",new Ce(x,f)),s.push(new ue(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=Gl(new Array(pf).fill(0)),n=Na(new r(0,1,0)),a=Na(0),o=fn(pf),u=Na(0),l=Na(1),d=Dl(),c=Na(0),h=fn(1/t),p=fn(1/s),g=fn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:Sf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=Ef("blur");return f.fragmentNode=of({...m,latitudinal:u.equal(1)}),_f.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Dl(),i=Na(0),n=Na(0),a=fn(1/t),o=fn(1/r),u=fn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=Ef("ggx");return d.fragmentNode=cf({...l,N_immutable:Sf,GGX_SAMPLES:bn(512)}),_f.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new ue(new Ne,e);await this._renderer.compile(t,gf)}_sceneToCubeUV(e,t,r,s,i){const n=mf;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(ff),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new ue(new oe,new ye({name:"PMREM.Background",side:L,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(ff),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;this._setViewport(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===I||e.mapping===O;s?null===this._cubemapMaterial&&(this._cubemapMaterial=wf(e)):null===this._equirectMaterial&&(this._equirectMaterial=Cf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;this._setViewport(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,gf)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,this._setViewport(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,gf),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,this._setViewport(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,gf)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=_f.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):pf;f>pf&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),v=4*(this._cubeSize-T);this._setViewport(t,_,v,3*T,2*T),u.setRenderTarget(t),u.render(c,gf)}_setViewport(e,t,r,s,i){this._renderer.isWebGLRenderer?(e.viewport.set(t,e.height-i-r,s,i),e.scissor.set(t,e.height-i-r,s,i)):(e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i))}}function Af(e,t){const r=new ae(e,t,{magFilter:de,minFilter:de,generateMipmaps:!1,type:_e,format:Ee,colorSpace:Ae});return r.texture.mapping=we,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function Ef(e){const t=new fg;return t.depthTest=!1,t.depthWrite=!1,t.blending=se,t.name=`PMREM_${e}`,t}function wf(e){const t=Ef("cubemap");return t.fragmentNode=Mc(e,Sf),t}function Cf(e){const t=Ef("equirect");return t.fragmentNode=Dl(e,Rg(Sf),0),t}const Mf=new WeakMap;function Bf(e,t,r){const s=function(e){let t=Mf.get(e);void 0===t&&(t=new WeakMap,Mf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class Ff extends pi{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Dl(s),this._width=Na(0),this._height=Na(0),this._maxMip=Na(0),this.updateBeforeType=ti.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture?s:Bf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new Rf(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=vc.mul(Sn(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),sf(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const Lf=nn(Ff).setParameterLength(1,3),Pf=new WeakMap;class Df extends Fp{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const s=r.isTextureNode?r.value:t[r.property],i=this._getPMREMNodeCache(e.renderer);let n=i.get(s);void 0===n&&(n=Lf(s),i.set(s,n)),r=n}const s=!0===t.useAnisotropy||t.anisotropy>0?uh:dc,i=r.context(Uf($n,s)).mul(_c),n=r.context(If(cc)).mul(Math.PI).mul(_c),a=ul(i),o=ul(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(Uf(qn,hc)).mul(_c),t=ul(e);u.addAssign(t)}}_getPMREMNodeCache(e){let t=Pf.get(e);return void 0===t&&(t=new WeakMap,Pf.set(e,t)),t}}const Uf=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=ec.negate().reflect(t),r=su(e).mix(r,t).normalize(),r=r.transformDirection(_d)),r),getTextureLevel:()=>e}},If=e=>({getUV:()=>e,getTextureLevel:()=>fn(1)}),Of=new Me;class Vf extends fg{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(Of),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new Df(t):null}setupLightingModel(){return new km}setupSpecular(){const e=ou(Sn(.04),kn.rgb,Wn);ra.assign(Sn(.04)),sa.assign(e),ia.assign(1)}setupVariants(){const e=this.metalnessNode?fn(this.metalnessNode):Mh;Wn.assign(e);let t=this.roughnessNode?fn(this.roughnessNode):Ch;t=Xg({roughness:t}),$n.assign(t),this.setupSpecular(),Gn.assign(kn.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const kf=new Be;class Gf extends Vf{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(kf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?fn(this.iorNode):Wh;da.assign(e),ra.assign(qo(tu(da.sub(1).div(da.add(1))).mul(Ah),Sn(1)).mul(Rh)),sa.assign(ou(ra,kn.rgb,Wn)),ia.assign(ou(Rh,1,Wn))}setupLightingModel(){return new km(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?fn(this.clearcoatNode):Fh,t=this.clearcoatRoughnessNode?fn(this.clearcoatRoughnessNode):Lh;Hn.assign(e),qn.assign(Xg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Sn(this.sheenNode):Uh,t=this.sheenRoughnessNode?fn(this.sheenRoughnessNode):Ih;jn.assign(e),Xn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?fn(this.iridescenceNode):Vh,t=this.iridescenceIORNode?fn(this.iridescenceIORNode):kh,r=this.iridescenceThicknessNode?fn(this.iridescenceThicknessNode):Gh;Kn.assign(e),Qn.assign(t),Yn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?Tn(this.anisotropyNode):Oh).toVar();Jn.assign(e.length()),pn(Jn.equal(0),()=>{e.assign(Tn(1,0))}).Else(()=>{e.divAssign(Tn(Jn)),Jn.assign(Jn.saturate())}),Zn.assign(Jn.pow2().mix($n.pow2(),1)),ea.assign(ah[0].mul(e.x).add(ah[1].mul(e.y))),ta.assign(ah[1].mul(e.x).sub(ah[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?fn(this.transmissionNode):zh,t=this.thicknessNode?fn(this.thicknessNode):$h,r=this.attenuationDistanceNode?fn(this.attenuationDistanceNode):Hh,s=this.attenuationColorNode?Sn(this.attenuationColorNode):qh;if(ca.assign(e),ha.assign(t),pa.assign(r),ga.assign(s),this.useDispersion){const e=this.dispersionNode?fn(this.dispersionNode):Jh;ma.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Sn(this.clearcoatNormalNode):Ph}setup(e){e.context.setupClearcoatNormal=()=>Pu(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.iorNode=e.iorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class zf extends km{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(dc.mul(a)).normalize(),h=fn(ec.dot(c.negate()).saturate().pow(l).mul(d)),p=Sn(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class $f extends Gf{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=fn(.1),this.thicknessAmbientNode=fn(0),this.thicknessAttenuationNode=fn(.1),this.thicknessPowerNode=fn(2),this.thicknessScaleNode=fn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new zf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const Wf=dn(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=Tn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=Uc("gradientMap","texture").context({getUV:()=>i});return Sn(e.r)}{const e=i.fwidth().mul(.5);return ou(Sn(.7),Sn(1),cu(fn(.7).sub(e.x),fn(.7).add(e.x),i.x))}});class Hf extends Pg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Wf({normal:nc,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Vg({diffuseColor:kn.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Vg({diffuseColor:kn}))),s.indirectDiffuse.mulAssign(t)}}const qf=new Fe;class jf extends fg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(qf),this.setValues(e)}setupLightingModel(){return new Hf}}const Xf=dn(()=>{const e=Sn(ec.z,0,ec.x.negate()).normalize(),t=ec.cross(e);return Tn(e.dot(dc),t.dot(dc)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Kf=new Le;class Qf extends fg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Kf),this.setValues(e)}setupVariants(e){const t=Xf;let r;r=e.material.matcap?Uc("matcap","texture").context({getUV:()=>t}):Sn(ou(.2,.8,t.y)),kn.rgb.mulAssign(r.rgb)}}class Yf extends pi{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}generateNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return Fn(e,s,s.negate(),e).mul(r)}{const e=t,s=Pn(wn(1,0,0,0),wn(0,Eo(e.x),Ao(e.x).negate(),0),wn(0,Ao(e.x),Eo(e.x),0),wn(0,0,0,1)),i=Pn(wn(Eo(e.y),0,Ao(e.y),0),wn(0,1,0,0),wn(Ao(e.y).negate(),0,Eo(e.y),0),wn(0,0,0,1)),n=Pn(wn(Eo(e.z),Ao(e.z).negate(),0,0),wn(Ao(e.z),Eo(e.z),0,0),wn(0,0,1,0),wn(0,0,0,1));return s.mul(i).mul(n).mul(wn(r,1)).xyz}}}const Zf=nn(Yf).setParameterLength(2),Jf=new Pe;class ey extends fg{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(Jf),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=$d.mul(Sn(s||0));let u=Tn(Ud[0].xyz.length(),Ud[1].xyz.length());null!==n&&(u=u.mul(Tn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=Xd.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new Hu(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=fn(i||Dh),c=Zf(l,d);return wn(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const ty=new De,ry=new t;class sy extends ey{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(ty),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return $d.mul(Sn(e||Kd)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?Tn(n):Zh;u=u.mul(jl),r.isPerspectiveCamera&&!0===a&&(u=u.mul(iy.div(Jd.z.negate()))),i&&i.isNode&&(u=u.mul(Tn(i)));let l=Xd.xy;if(s&&s.isNode){const e=fn(s);l=Zf(l,e)}return l=l.mul(u),l=l.div(Zl.div(2)),l=l.mul(o.w),o=o.add(wn(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const iy=Na(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(ry);this.value=.5*t.y});class ny extends Pg{constructor(){super(),this.shadowNode=fn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){kn.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(kn.rgb)}}const ay=new Ue;class oy extends fg{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(ay),this.setValues(e)}setupLightingModel(){return new ny}}const uy=On("vec3"),ly=On("vec3"),dy=On("vec3");class cy extends Pg{constructor(){super()}start(e){const{material:t}=e,r=On("vec3"),s=On("vec3");pn(Sd.sub(Yd).length().greaterThan(kd.mul(2)),()=>{r.assign(Sd),s.assign(Yd)}).Else(()=>{r.assign(Yd),s.assign(Sd)});const i=s.sub(r),n=Na("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=fn(0).toVar(),l=Sn(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),Rp(n,()=>{const s=r.add(o.mul(u)),i=_d.mul(wn(s,1)).xyz;let n;null!==t.depthNode&&(ly.assign(tg(Kp(i.z,yd,bd))),e.context.sceneDepthNode=tg(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,uy.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&uy.mulAssign(n);const d=uy.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),dy.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?pn(r.greaterThanEqual(ly),()=>{uy.addAssign(e)}):uy.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(gm({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(dy)}}class hy extends fg{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=L,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new cy}}class py{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){null!==this._context&&this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class gy{constructor(){this.weakMaps={}}_getWeakMap(e){const t=e.length;let r=this.weakMaps[t];return void 0===r&&(r=new WeakMap,this.weakMaps[t]=r),r}get(e){let t=this._getWeakMap(e);for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),i[n.name]=e.id),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Os(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=ks(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=ks(e,1)),e=ks(e,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const yy=[];class by{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);yy[0]=e,yy[1]=t,yy[2]=n,yy[3]=i;let l=u.get(yy);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(yy,l)):(l.camera=s,l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),yy[0]=null,yy[1]=null,yy[2]=null,yy[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new gy)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new fy(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class xy{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const Ty=1,_y=2,vy=3,Ny=4,Sy=16;class Ry extends xy{constructor(e,t){super(),this.backend=e,this.info=t}delete(e){const t=super.delete(e);return null!==t&&(this.backend.destroyAttribute(e),this.info.destroyAttribute(e)),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===Ty?(this.backend.createAttribute(e),this.info.createAttribute(e)):t===_y?(this.backend.createIndexAttribute(e),this.info.createIndexAttribute(e)):t===vy?(this.backend.createStorageAttribute(e),this.info.createStorageAttribute(e)):t===Ny&&(this.backend.createIndirectStorageAttribute(e),this.info.createIndirectStorageAttribute(e)),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version=65535?Ie:Oe)(t,1);return i.version=Ay(e),i.__id=Ey(e),i}class Cy extends xy{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap,this._geometryDisposeListeners=new Map}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const r=()=>{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,vy):this.updateAttribute(e,Ty);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,_y);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,Ny)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=wy(t),e.set(t,r)):r.version===Ay(t)&&r.__id===Ey(t)||(this.attributes.delete(r),r=wy(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class My{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={geometries:0,textures:0,attributes:0,indexAttributes:0,storageAttributes:0,indirectStorageAttributes:0,programs:0,renderTargets:0,total:0,texturesSize:0,attributesSize:0,indexAttributesSize:0,storageAttributesSize:0,indirectStorageAttributesSize:0},this.memoryMap=new Map}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0;for(const e in this.memory)this.memory[e]=0;this.memoryMap.clear()}createTexture(e){const t=this._getTextureMemorySize(e);this.memoryMap.set(e,t),this.memory.textures++,this.memory.total+=t,this.memory.texturesSize+=t}destroyTexture(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.textures--,this.memory.total-=t,this.memory.texturesSize-=t}_createAttribute(e,t){const r=this._getAttributeMemorySize(e);this.memoryMap.set(e,{size:r,type:t}),this.memory[t]++,this.memory.total+=r,this.memory[t+"Size"]+=r}createAttribute(e){this._createAttribute(e,"attributes")}createIndexAttribute(e){this._createAttribute(e,"indexAttributes")}createStorageAttribute(e){this._createAttribute(e,"storageAttributes")}createIndirectStorageAttribute(e){this._createAttribute(e,"indirectStorageAttributes")}destroyAttribute(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory[t.type]--,this.memory.total-=t.size,this.memory[t.type+"Size"]-=t.size)}_getTextureMemorySize(e){if(e.isCompressedTexture)return 1;let t=1;e.type===Ve||e.type===ke?t=1:e.type===Ge||e.type===ze||e.type===_e?t=2:e.type!==R&&e.type!==S&&e.type!==Q||(t=4);let r=4;e.format===$e||e.format===We||e.format===He||e.format===qe||e.format===je?r=1:e.format===Xe&&(r=3);let s=t*r;e.type===Ke||e.type===Qe?s=2:e.type!==Ye&&e.type!==Ze&&e.type!==Je||(s=4);const i=e.width||1,n=e.height||1,a=e.isCubeTexture?6:e.depth||1;let o=i*n*a*s;const u=e.mipmaps;if(u&&u.length>0){let e=0;for(let t=0;t>t))*(r.height||Math.max(1,n>>t))*a*s}}o+=e}else e.generateMipmaps&&(o*=1.333);return Math.round(o)}_getAttributeMemorySize(e){return e.isInterleavedBufferAttribute&&(e=e.data),e.array?e.array.byteLength:e.count&&e.itemSize?e.count*e.itemSize*4:0}}class By{constructor(e){this.cacheKey=e,this.usedTimes=0}}class Fy extends By{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class Ly extends By{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let Py=0;class Dy{constructor(e,t,r,s=null,i=null){this.id=Py++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class Uy extends xy{constructor(e,t,r){super(),this.backend=e,this.nodes=t,this.info=r,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new Dy(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new Dy(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new Dy(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}isReady(e){const t=this.get(e).pipeline;if(void 0===t)return!1;const r=this.backend.get(t);return void 0!==r.pipeline&&null!==r.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new Ly(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s),this.info.memory.programs++),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new Fy(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i),this.info.memory.programs++),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey),this.info.memory.programs--}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class Iy extends xy{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings();for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t)this.backend.deleteBindGroupData(e),this.delete(e)}deleteForRender(e){const t=e.getBindings();for(const e of t)this.backend.deleteBindGroupData(e),this.delete(e)}_updateBindings(e){for(const t of e)this._update(t,e)}_init(e){for(const t of e.bindings)if(t.isSampledTexture)this.textures.updateTexture(t.texture);else if(t.isSampler)this.textures.updateSampler(t.texture);else if(t.isStorageBuffer){const e=t.attribute,r=e.isIndirectStorageBufferAttribute?Ny:vy;this.attributes.update(e,r)}}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,i=e.isIndirectStorageBufferAttribute?Ny:vy,n=r.get(t);this.attributes.update(e,i),n.attribute!==e&&(n.attribute=e,s=!0)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const o=t.update(),u=t.texture,l=this.textures.get(u);o&&(this.textures.updateTexture(u),t.generation!==l.generation&&(t.generation=l.generation,s=!0),l.bindGroups.add(e));if(void 0!==r.get(u).externalTexture||l.isDefaultTexture?i=!1:(n=10*n+u.id,a+=u.version),!0===u.isStorageTexture&&!0===u.mipmapsAutoUpdate){const e=this.get(u);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(u)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(u),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture);t.samplerKey!==e&&(t.samplerKey=e,s=!0)}}t.isBuffer&&t.updateRanges.length>0&&t.clearUpdateRanges()}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function Oy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function Vy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function ky(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===P&&!1===e.forceSinglePass}class Gy{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(ky(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(ky(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||Oy),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Vy),this.transparent.length>1&&this.transparent.sort(t||Vy)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;void 0===l&&d&&(l=new J,l.format=e.stencilBuffer?je:qe,l.type=e.stencilBuffer?Ye:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,l.isArrayTexture=!0===e.multiview&&a.depth>1,i[t]=l),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=l.isArrayTexture?l.image.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const h={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:ke}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,r.bindGroups=new Set,this.info.createTexture(e),e.isVideoTexture&&!0===p.enabled&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e){return this.backend.updateSampler(e)}getSize(e,t=Xy){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r{if(this._currentNode=t,!t.isVarNode||!t.isIntent(e)||!0===t.isAssign(e))if("setup"===s)t.build(e);else if("analyze"===s)t.build(e,this);else if("generate"===s){const r=e.getDataFromNode(t,"any").stages,s=r&&r[e.shaderStage];if(t.isVarNode&&s&&1===s.length&&s[0]&&s[0].isStackNode)return;t.build(e,"void")}},n=[...this.nodes];for(const e of n)i(e);this._currentNode=null;const a=this.nodes.filter(e=>-1===n.indexOf(e));for(const e of a)i(e);let o;return o=this.hasOutput(e)?this.outputNode.build(e,...t):super.build(e,...t),cn(r),e.removeActiveStack(this),o}}const Jy=nn(Zy).setParameterLength(0,1);class eb extends di{static get type(){return"StructTypeNode"}constructor(e,t=null){var r;super("struct"),this.membersLayout=(r=e,Object.entries(r).map(([e,t])=>"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=qs(i),a=js(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}generateNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class tb extends di{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}generateNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}_getChildren(){const e=super._getChildren(),t=e.find(e=>e.childNode===this.structTypeNode);return e.splice(e.indexOf(t),1),e.push(t),e}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class rb extends di{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}generateNodeType(){return"OutputType"}generate(e){const t=e.getDataFromNode(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew db(e,"uint","float"),pb={};class gb extends io{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(cb(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return bn;case"int":return yn;case"uvec2":return vn;case"uvec3":return An;case"uvec4":return Mn;case"ivec2":return _n;case"ivec3":return Rn;case"ivec4":return Cn}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return dn(([e])=>{const s=bn(0);this._resolveElementType(e,s,t);const i=fn(s.bitAnd(Do(s))),n=hb(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return dn(([e])=>{pn(e.equal(bn(0)),()=>bn(32));const s=bn(0),i=bn(0);return this._resolveElementType(e,s,t),pn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),pn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),pn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),pn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),pn(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return dn(([e])=>{const s=bn(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(bn(1)).bitAnd(bn(1431655765)))),s.assign(s.bitAnd(bn(858993459)).add(s.shiftRight(bn(2)).bitAnd(bn(858993459))));const i=s.add(s.shiftRight(bn(4))).bitAnd(bn(252645135)).mul(bn(16843009)).shiftRight(bn(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return dn(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}gb.COUNT_TRAILING_ZEROS="countTrailingZeros",gb.COUNT_LEADING_ZEROS="countLeadingZeros",gb.COUNT_ONE_BITS="countOneBits";const mb=on(gb,gb.COUNT_TRAILING_ZEROS).setParameterLength(1),fb=on(gb,gb.COUNT_LEADING_ZEROS).setParameterLength(1),yb=on(gb,gb.COUNT_ONE_BITS).setParameterLength(1),bb=dn(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),xb=(e,t)=>eu(Pa(4,e.mul(La(1,e))),t);class Tb extends pi{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}generateNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const _b=on(Tb,"snorm").setParameterLength(1),vb=on(Tb,"unorm").setParameterLength(1),Nb=on(Tb,"float16").setParameterLength(1);class Sb extends pi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}generateNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const Rb=on(Sb,"snorm").setParameterLength(1),Ab=on(Sb,"unorm").setParameterLength(1),Eb=on(Sb,"float16").setParameterLength(1),wb=dn(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),Cb=dn(([e])=>Sn(wb(e.z.add(wb(e.y.mul(1)))),wb(e.z.add(wb(e.x.mul(1)))),wb(e.y.add(wb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),Mb=dn(([e,t,r])=>{const s=Sn(e).toVar(),i=fn(1.4).toVar(),n=fn(0).toVar(),a=Sn(s).toVar();return Rp({start:fn(0),end:fn(3),type:"float",condition:"<="},()=>{const e=Sn(Cb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(fn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=fn(wb(s.z.add(wb(s.x.add(wb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class Bb extends di{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}generateNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const Fb=nn(Bb),Lb=e=>(...t)=>Fb(e,...t),Pb=Na(0).setGroup(Ta).onRenderUpdate(e=>e.time),Db=Na(0).setGroup(Ta).onRenderUpdate(e=>e.deltaTime),Ub=Na(0,"uint").setGroup(Ta).onRenderUpdate(e=>e.frameId);const Ib=dn(([e,t,r=Tn(.5)])=>Zf(e.sub(r),t).add(r)),Ob=dn(([e,t,r=Tn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),Vb=dn(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=Ud.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=Ud;const i=_d.mul(s);return Yi(t)&&(i[0][0]=Ud[0].length(),i[0][1]=0,i[0][2]=0),Yi(r)&&(i[1][0]=0,i[1][1]=Ud[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,xd.mul(i).mul(Kd)}),kb=dn(([e=null])=>{const t=tg();return tg(Hp(e)).sub(t).lessThan(0).select(Xl,e)}),Gb=dn(([e,t=Al(),r=fn(0)])=>{const s=e.x,i=e.y,n=r.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=e.reciprocal(),l=Tn(a,o);return t.add(l).mul(u)}),zb=dn(([e,t=null,r=null,s=fn(1),i=Kd,n=ac])=>{let a=n.abs().normalize();a=a.div(a.dot(Sn(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Dl(d,o).mul(a.x),g=Dl(c,u).mul(a.y),m=Dl(h,l).mul(a.z);return Fa(p,g,m)}),$b=new ot,Wb=new r,Hb=new r,qb=new r,jb=new a,Xb=new r(0,0,-1),Kb=new s,Qb=new r,Yb=new r,Zb=new s,Jb=new t,ex=new ae,tx=Xl.flipX();ex.depthTexture=new J(1,1);let rx=!1;class sx extends Ll{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||ex.texture,tx),this._reflectorBaseNode=e.reflector||new ix(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=new sx({defaultTexture:ex.depthTexture,reflector:this._reflectorBaseNode})}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class ix extends di{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new nt,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?ti.RENDER:ti.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(Jb),e.setSize(Math.round(Jb.width*r),Math.round(Jb.height*r))}setup(e){return this._updateResolution(ex,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new ae(0,0,{type:_e,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=at,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new J),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&rx)return!1;rx=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(Jb),this._updateResolution(o,s),Hb.setFromMatrixPosition(n.matrixWorld),qb.setFromMatrixPosition(r.matrixWorld),jb.extractRotation(n.matrixWorld),Wb.set(0,0,1),Wb.applyMatrix4(jb),Qb.subVectors(Hb,qb);let u=!1;if(!0===Qb.dot(Wb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(rx=!1);u=!0}Qb.reflect(Wb).negate(),Qb.add(Hb),jb.extractRotation(r.matrixWorld),Xb.set(0,0,-1),Xb.applyMatrix4(jb),Xb.add(qb),Yb.subVectors(Hb,Xb),Yb.reflect(Wb).negate(),Yb.add(Hb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Qb),a.up.set(0,1,0),a.up.applyMatrix4(jb),a.up.reflect(Wb),a.lookAt(Yb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),$b.setFromNormalAndCoplanarPoint(Wb,Hb),$b.applyMatrix4(a.matrixWorldInverse),Kb.set($b.normal.x,$b.normal.y,$b.normal.z,$b.constant);const l=a.projectionMatrix;Zb.x=(Math.sign(Kb.x)+l.elements[8])/l.elements[0],Zb.y=(Math.sign(Kb.y)+l.elements[9])/l.elements[5],Zb.z=-1,Zb.w=(1+l.elements[10])/l.elements[14],Kb.multiplyScalar(1/Kb.dot(Zb));l.elements[2]=Kb.x,l.elements[6]=Kb.y,l.elements[10]=s.coordinateSystem===h?Kb.z-0:Kb.z+1-0,l.elements[14]=Kb.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,rx=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const nx=new Se(-1,1,1,-1,0,1);class ax extends Ne{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new ut([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new ut(t,2))}}const ox=new ax;class ux extends ue{constructor(e=null){super(ox,e),this.camera=nx,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,nx)}render(e){e.render(this,nx)}}const lx=new t;class dx extends Ll{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:_e}){const i=new ae(t,r,s);super(i.texture,Al()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new ux(new fg),this.updateBeforeType=ti.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(lx),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new Ll(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const cx=(e,...t)=>new dx(en(e),...t),hx=dn(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=Tn(e.x,e.y.oneMinus()).mul(2).sub(1),i=wn(Sn(e,t),1)):i=wn(Sn(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=wn(r.mul(i));return n.xyz.div(n.w)}),px=dn(([e,t])=>{const r=t.mul(wn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return Tn(s.x,s.y.oneMinus())}),gx=dn(([e,t,r])=>{const s=wl(Ul(t)),i=_n(e.mul(s)).toVar(),n=Ul(t,i).toVar(),a=Ul(t,i.sub(_n(2,0))).toVar(),o=Ul(t,i.sub(_n(1,0))).toVar(),u=Ul(t,i.add(_n(1,0))).toVar(),l=Ul(t,i.add(_n(2,0))).toVar(),d=Ul(t,i.add(_n(0,2))).toVar(),c=Ul(t,i.add(_n(0,1))).toVar(),h=Ul(t,i.sub(_n(0,1))).toVar(),p=Ul(t,i.sub(_n(0,2))).toVar(),g=Fo(La(fn(2).mul(o).sub(a),n)).toVar(),m=Fo(La(fn(2).mul(u).sub(l),n)).toVar(),f=Fo(La(fn(2).mul(c).sub(d),n)).toVar(),y=Fo(La(fn(2).mul(h).sub(p),n)).toVar(),b=hx(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(hx(e.sub(Tn(fn(1).div(s.x),0)),o,r)),b.negate().add(hx(e.add(Tn(fn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(hx(e.add(Tn(0,fn(1).div(s.y))),c,r)),b.negate().add(hx(e.sub(Tn(0,fn(1).div(s.y))),h,r)));return So(Jo(x,T))}),mx=dn(([e])=>Ro(fn(52.9829189).mul(Ro(Zo(e,Tn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),fx=dn(([e,t,r])=>{const s=fn(2.399963229728653),i=To(fn(e).add(.5).div(fn(t))),n=fn(e).mul(s).add(r);return Tn(Eo(n),Ao(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class yx extends di{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample(Al())}sample(e){return this.callback(e)}}class bx extends di{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===bx.OBJECT?this.updateType=ti.OBJECT:e===bx.MATERIAL?this.updateType=ti.RENDER:e===bx.BEFORE_OBJECT?this.updateBeforeType=ti.OBJECT:e===bx.BEFORE_MATERIAL&&(this.updateBeforeType=ti.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}bx.OBJECT="object",bx.MATERIAL="material",bx.BEFORE_OBJECT="beforeObject",bx.BEFORE_MATERIAL="beforeMaterial";const xx=(e,t)=>new bx(e,t).toStack();class Tx extends j{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class _x extends Ce{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class vx extends di{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const Nx=an(vx),Sx=new D,Rx=new a,Ax=Na(0).setGroup(Ta).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),Ex=Na(1).setGroup(Ta).onRenderUpdate(({scene:e})=>e.backgroundIntensity),wx=Na(new a).setGroup(Ta).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==lt?(Sx.copy(e.backgroundRotation),Sx.x*=-1,Sx.y*=-1,Sx.z*=-1,Rx.makeRotationFromEuler(Sx)):Rx.identity(),Rx});class Cx extends Ll{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=si.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){return null!==this.storeNode?(this.generateStore(e),""):super.generate(e,t)}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;return e.generateStorageTextureLoad(l,t,r,s,n,u)}toReadWrite(){return this.setAccess(si.READ_WRITE)}toReadOnly(){return this.setAccess(si.READ_ONLY)}toWriteOnly(){return this.setAccess(si.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(this.value,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e.access=this.access,e}}const Mx=nn(Cx).setParameterLength(1,3),Bx=dn(({texture:e,uv:t})=>{const r=1e-4,s=Sn().toVar();return pn(t.x.lessThan(r),()=>{s.assign(Sn(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(Sn(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(Sn(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(Sn(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(Sn(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(Sn(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(Sn(-.01,0,0))).r.sub(e.sample(t.add(Sn(r,0,0))).r),n=e.sample(t.add(Sn(0,-.01,0))).r.sub(e.sample(t.add(Sn(0,r,0))).r),a=e.sample(t.add(Sn(0,0,-.01))).r.sub(e.sample(t.add(Sn(0,0,r))).r);s.assign(Sn(i,n,a))}),s.normalize()});class Fx extends Ll{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return Sn(.5,.5,.5)}setUpdateMatrix(){}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return Bx({texture:this,uv:e})}}const Lx=nn(Fx).setParameterLength(1,3);class Px extends Fc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const Dx=new WeakMap;class Ux extends pi{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=ti.OBJECT,this.updateAfterType=ti.OBJECT,this.previousModelWorldMatrix=Na(new a),this.previousProjectionMatrix=Na(new a).setGroup(Ta),this.previousCameraViewMatrix=Na(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=Ox(r);this.previousModelWorldMatrix.value.copy(s);const i=Ix(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){Ox(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?xd:Na(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul($d).mul(Kd),s=this.previousProjectionMatrix.mul(t).mul(Qd),i=r.xy.div(r.w),n=s.xy.div(s.w);return La(i,n)}}function Ix(e){let t=Dx.get(e);return void 0===t&&(t={},Dx.set(e,t)),t}function Ox(e,t=0){const r=Ix(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const Vx=an(Ux),kx=dn(([e])=>Wx(e.rgb)),Gx=dn(([e,t=fn(1)])=>t.mix(Wx(e.rgb),e.rgb)),zx=dn(([e,t=fn(1)])=>{const r=Fa(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return ou(e.rgb,s,i)}),$x=dn(([e,t=fn(1)])=>{const r=Sn(.57735,.57735,.57735),s=t.cos();return Sn(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(Zo(r,e.rgb).mul(s.oneMinus())))))}),Wx=(e,t=Sn(p.getLuminanceCoefficients(new r)))=>Zo(e,t),Hx=dn(([e,t=Sn(1),s=Sn(0),i=Sn(1),n=fn(1),a=Sn(p.getLuminanceCoefficients(new r,Ae))])=>{const o=e.rgb.dot(Sn(a)),u=jo(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return pn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),pn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),pn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),wn(u.rgb,e.a)}),qx=dn(([e,t])=>e.mul(t).floor().div(t));let jx=null;class Xx extends Op{static get type(){return"ViewportSharedTextureNode"}constructor(e=Xl,t=null){null===jx&&(jx=new Y),super(e,t,jx)}getTextureForReference(){return jx}updateReference(){return this}}const Kx=nn(Xx).setParameterLength(0,2),Qx=new t;class Yx extends Ll{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.isPassTextureNode=!0,this.setUpdateMatrix(!1)}setup(e){return e.getNodeProperties(this).passNode=this.passNode,super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class Zx extends Yx{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r,this.isPassMultipleTextureNode=!0}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}class Jx extends pi{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new J;i.isRenderTargetTexture=!0,i.name="depth";const n=new ae(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:_e,...s});n.texture.name="output",n.depthTexture=i,this.renderTarget=n,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:n.texture,depth:i},this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=Na(0),this._cameraFar=Na(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=ti.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=new Zx(this,e),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=new Zx(this,e,!0),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=Yp(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=jp(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getOutputBufferType(),this.scope===Jx.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),Qx.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Qx)),this._pixelRatio=i,this.setSize(Qx.width,Qx.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:vu({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor&&this.renderTarget.scissor.copy(this._scissor),null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport)}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i),this._scissor.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i),this._viewport.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}Jx.COLOR="color",Jx.DEPTH="depth";class eT extends Jx{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(Jx.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new fg;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=L;const t=ac.negate(),r=xd.mul($d),s=fn(1),i=r.mul(wn(Kd,1)),n=r.mul(wn(Kd.add(t),1)),a=So(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=wn(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const tT=dn(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),rT=dn(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),sT=dn(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),iT=dn(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),nT=dn(([e,t])=>{const r=Ln(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Ln(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=iT(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),aT=Ln(Sn(1.6605,-.1246,-.0182),Sn(-.5876,1.1329,-.1006),Sn(-.0728,-.0083,1.1187)),oT=Ln(Sn(.6274,.0691,.0164),Sn(.3293,.9195,.088),Sn(.0433,.0113,.8956)),uT=dn(([e])=>{const t=Sn(e).toVar(),r=Sn(t.mul(t)).toVar(),s=Sn(r.mul(r)).toVar();return fn(15.5).mul(s.mul(r)).sub(Pa(40.14,s.mul(t))).add(Pa(31.96,s).sub(Pa(6.868,r.mul(t))).add(Pa(.4298,r).add(Pa(.1191,t).sub(.00232))))}),lT=dn(([e,t])=>{const r=Sn(e).toVar(),s=Ln(Sn(.856627153315983,.137318972929847,.11189821299995),Sn(.0951212405381588,.761241990602591,.0767994186031903),Sn(.0482516061458583,.101439036467562,.811302368396859)),i=Ln(Sn(1.1271005818144368,-.1413297634984383,-.14132976349843826),Sn(-.11060664309660323,1.157823702216272,-.11060664309660294),Sn(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=fn(-12.47393),a=fn(4.026069);return r.mulAssign(t),r.assign(oT.mul(r)),r.assign(s.mul(r)),r.assign(jo(r,1e-10)),r.assign(xo(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(uu(r,0,1)),r.assign(uT(r)),r.assign(i.mul(r)),r.assign(eu(jo(Sn(0),r),Sn(2.2))),r.assign(aT.mul(r)),r.assign(uu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),dT=dn(([e,t])=>{const r=fn(.76),s=fn(.15);e=e.mul(t);const i=qo(e.r,qo(e.g,e.b)),n=Tu(i.lessThan(.08),i.sub(Pa(6.25,i.mul(i))),.04);e.subAssign(n);const a=jo(e.r,jo(e.g,e.b));pn(a.lessThan(r),()=>e);const o=La(1,r),u=La(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=La(1,Da(1,s.mul(a.sub(u)).add(1)));return ou(e,Sn(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class cT extends di{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const hT=nn(cT).setParameterLength(1,3);class pT extends cT{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}generateNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const gT=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function mT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Jd.z).negate()}const fT=dn(([e,t],r)=>{const s=mT(r);return cu(e,t,s)}),yT=dn(([e],t)=>{const r=mT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),bT=dn(([e,t],r)=>{const s=mT(r),i=t.sub(Yd.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),xT=dn(([e,t])=>wn(t.toFloat().mix(aa.rgb,e.toVec3()),aa.a));let TT=null,_T=null;class vT extends di{static get type(){return"RangeNode"}constructor(e=fn(),t=fn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Xs(t.value)),i=e.getTypeLength(Xs(r.value));return s>i?s:i}generateNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Bl('THREE.TSL: No "ConstNode" found in node graph.',this.stackTrace);return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(Xs(a)),d=e.getTypeLength(Xs(o));TT=TT||new s,_T=_T||new s,TT.setScalar(0),_T.setScalar(0),1===u?TT.setScalar(a):a.isColor?TT.set(a.r,a.g,a.b,1):TT.set(a.x,a.y,a.z||0,a.w||0),1===d?_T.setScalar(o):o.isColor?_T.set(o.r,o.g,o.b,1):_T.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;enew ST(e,t),AT=RT("numWorkgroups","uvec3"),ET=RT("workgroupId","uvec3"),wT=RT("globalId","uvec3"),CT=RT("localId","uvec3"),MT=RT("subgroupSize","uint");class BT extends di{constructor(e){super(),this.scope=e}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}}const FT=nn(BT);class LT extends ci{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class PT extends di{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Us),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new LT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class DT extends di{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}generateNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=ml(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}DT.ATOMIC_LOAD="atomicLoad",DT.ATOMIC_STORE="atomicStore",DT.ATOMIC_ADD="atomicAdd",DT.ATOMIC_SUB="atomicSub",DT.ATOMIC_MAX="atomicMax",DT.ATOMIC_MIN="atomicMin",DT.ATOMIC_AND="atomicAnd",DT.ATOMIC_OR="atomicOr",DT.ATOMIC_XOR="atomicXor";const UT=nn(DT),IT=(e,t,r)=>UT(e,t,r).toStack();class OT extends pi{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}generateNodeType(e){const t=this.method;return t===OT.SUBGROUP_ELECT?"bool":t===OT.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===OT.SUBGROUP_BROADCAST||r===OT.SUBGROUP_SHUFFLE||r===OT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===OT.SUBGROUP_SHUFFLE_XOR||r===OT.SUBGROUP_SHUFFLE_DOWN||r===OT.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}OT.SUBGROUP_ELECT="subgroupElect",OT.SUBGROUP_BALLOT="subgroupBallot",OT.SUBGROUP_ADD="subgroupAdd",OT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",OT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",OT.SUBGROUP_MUL="subgroupMul",OT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",OT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",OT.SUBGROUP_AND="subgroupAnd",OT.SUBGROUP_OR="subgroupOr",OT.SUBGROUP_XOR="subgroupXor",OT.SUBGROUP_MIN="subgroupMin",OT.SUBGROUP_MAX="subgroupMax",OT.SUBGROUP_ALL="subgroupAll",OT.SUBGROUP_ANY="subgroupAny",OT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",OT.QUAD_SWAP_X="quadSwapX",OT.QUAD_SWAP_Y="quadSwapY",OT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",OT.SUBGROUP_BROADCAST="subgroupBroadcast",OT.SUBGROUP_SHUFFLE="subgroupShuffle",OT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",OT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",OT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",OT.QUAD_BROADCAST="quadBroadcast";const VT=on(OT,OT.SUBGROUP_ELECT).setParameterLength(0),kT=on(OT,OT.SUBGROUP_BALLOT).setParameterLength(1),GT=on(OT,OT.SUBGROUP_ADD).setParameterLength(1),zT=on(OT,OT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),$T=on(OT,OT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),WT=on(OT,OT.SUBGROUP_MUL).setParameterLength(1),HT=on(OT,OT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),qT=on(OT,OT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),jT=on(OT,OT.SUBGROUP_AND).setParameterLength(1),XT=on(OT,OT.SUBGROUP_OR).setParameterLength(1),KT=on(OT,OT.SUBGROUP_XOR).setParameterLength(1),QT=on(OT,OT.SUBGROUP_MIN).setParameterLength(1),YT=on(OT,OT.SUBGROUP_MAX).setParameterLength(1),ZT=on(OT,OT.SUBGROUP_ALL).setParameterLength(0),JT=on(OT,OT.SUBGROUP_ANY).setParameterLength(0),e_=on(OT,OT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),t_=on(OT,OT.QUAD_SWAP_X).setParameterLength(1),r_=on(OT,OT.QUAD_SWAP_Y).setParameterLength(1),s_=on(OT,OT.QUAD_SWAP_DIAGONAL).setParameterLength(1),i_=on(OT,OT.SUBGROUP_BROADCAST).setParameterLength(2),n_=on(OT,OT.SUBGROUP_SHUFFLE).setParameterLength(2),a_=on(OT,OT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),o_=on(OT,OT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),u_=on(OT,OT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),l_=on(OT,OT.QUAD_BROADCAST).setParameterLength(1);let d_;function c_(e){d_=d_||new WeakMap;let t=d_.get(e);return void 0===t&&d_.set(e,t={}),t}function h_(e){const t=c_(e);return t.shadowMatrix||(t.shadowMatrix=Na("mat4").setGroup(Ta).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function p_(e,t=Yd){const r=h_(e).mul(t);return r.xyz.div(r.w)}function g_(e){const t=c_(e);return t.position||(t.position=Na(new r).setGroup(Ta).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function m_(e){const t=c_(e);return t.targetPosition||(t.targetPosition=Na(new r).setGroup(Ta).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function f_(e){const t=c_(e);return t.viewPosition||(t.viewPosition=Na(new r).setGroup(Ta).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const y_=e=>_d.transformDirection(g_(e).sub(m_(e))),b_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},x_=new WeakMap,T_=[];class __ extends di{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=On("vec3","totalDiffuse"),this.totalSpecularNode=On("vec3","totalSpecular"),this.outgoingLightNode=On("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(en(e));else{let s=null;if(null!==r&&(s=b_(e.id,r)),null===s){const t=i.getLightNodeClass(e.constructor);if(null===t){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}!1===x_.has(e)&&x_.set(e,new t(e)),s=x_.get(e)}t.push(s)}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=Sn(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class v_ extends di{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=ti.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){N_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Yd)}}const N_=On("vec3","shadowPositionWorld");function S_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function R_(e,t){return t=S_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function A_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function E_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function w_(e,t){return t=E_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function C_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function M_(e,t,r){return r=w_(t,r=R_(e,r))}function B_(e,t,r){A_(e,r),C_(t,r)}var F_=Object.freeze({__proto__:null,resetRendererAndSceneState:M_,resetRendererState:R_,resetSceneState:w_,restoreRendererAndSceneState:B_,restoreRendererState:A_,restoreSceneState:C_,saveRendererAndSceneState:function(e,t,r={}){return r=E_(t,r=S_(e,r))},saveRendererState:S_,saveSceneState:E_});const L_=new WeakMap,P_=dn(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Dl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),D_=dn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Dl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Lc("mapSize","vec2",r).setGroup(Ta),a=Lc("radius","float",r).setGroup(Ta),o=Tn(1).div(n),u=a.mul(o.x),l=mx(Ql.xy).mul(6.28318530718);return Fa(i(t.xy.add(fx(0,5,l).mul(u)),t.z),i(t.xy.add(fx(1,5,l).mul(u)),t.z),i(t.xy.add(fx(2,5,l).mul(u)),t.z),i(t.xy.add(fx(3,5,l).mul(u)),t.z),i(t.xy.add(fx(4,5,l).mul(u)),t.z)).mul(.2)}),U_=dn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Dl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Lc("mapSize","vec2",r).setGroup(Ta),a=Tn(1).div(n),o=a.x,u=a.y,l=t.xy,d=Ro(l.mul(n).add(.5));return l.subAssign(d.mul(a)),Fa(i(l,t.z),i(l.add(Tn(o,0)),t.z),i(l.add(Tn(0,u)),t.z),i(l.add(a),t.z),ou(i(l.add(Tn(o.negate(),0)),t.z),i(l.add(Tn(o.mul(2),0)),t.z),d.x),ou(i(l.add(Tn(o.negate(),u)),t.z),i(l.add(Tn(o.mul(2),u)),t.z),d.x),ou(i(l.add(Tn(0,u.negate())),t.z),i(l.add(Tn(0,u.mul(2))),t.z),d.y),ou(i(l.add(Tn(o,u.negate())),t.z),i(l.add(Tn(o,u.mul(2))),t.z),d.y),ou(ou(i(l.add(Tn(o.negate(),u.negate())),t.z),i(l.add(Tn(o.mul(2),u.negate())),t.z),d.x),ou(i(l.add(Tn(o.negate(),u.mul(2))),t.z),i(l.add(Tn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),I_=dn(({depthTexture:e,shadowCoord:t,depthLayer:r},s)=>{let i=Dl(e).sample(t.xy);e.isArrayTexture&&(i=i.depth(r)),i=i.rg;const n=i.x,a=jo(1e-7,i.y.mul(i.y)),o=s.renderer.reversedDepthBuffer?Xo(n,t.z):Xo(t.z,n),u=fn(1).toVar();return pn(o.notEqual(1),()=>{const e=t.z.sub(n);let r=a.div(a.add(e.mul(e)));r=uu(La(r,.3).div(.65)),u.assign(jo(o,r))}),u}),O_=e=>{let t=L_.get(e);return void 0===t&&(t=new fg,t.colorNode=wn(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=se,t.fog=!1,L_.set(e,t)),t},V_=e=>{const t=L_.get(e);void 0!==t&&(t.dispose(),L_.delete(e))},k_=new gy,G_=[],z_=(e,t,r,s)=>{G_[0]=e,G_[1]=t;let i=k_.get(G_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===ht)&&(s&&(Qs(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,k_.set(G_,i)),G_[0]=null,G_[1]=null,i},$_=dn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=fn(0).toVar("meanVertical"),a=fn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(fn(1)).select(fn(0),fn(2).div(e.sub(1))),u=e.lessThanEqual(fn(1)).select(fn(0),fn(-1));Rp({start:yn(0),end:yn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(fn(e).mul(o));let d=s.sample(Fa(Ql.xy,Tn(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=To(a.sub(n.mul(n)).max(0));return Tn(n,l)}),W_=dn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=fn(0).toVar("meanHorizontal"),a=fn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(fn(1)).select(fn(0),fn(2).div(e.sub(1))),u=e.lessThanEqual(fn(1)).select(fn(0),fn(-1));Rp({start:yn(0),end:yn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(fn(e).mul(o));let d=s.sample(Fa(Ql.xy,Tn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(Fa(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=To(a.sub(n.mul(n)).max(0));return Tn(n,l)}),H_=[P_,D_,U_,I_];let q_;const j_=new ux;class X_ extends v_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,fn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=r.biasNode||Lc("bias","float",r).setGroup(Ta);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z;else{const e=a.w;a=a.xy.div(e);const t=Lc("near","float",r.camera).setGroup(Ta),s=Lc("far","float",r.camera).setGroup(Ta);n=Zp(e.negate(),t,s)}return a=Sn(a.x,a.y.oneMinus(),s.reversedDepthBuffer?n.sub(i):n.add(i)),a}getShadowFilterFn(e){return H_[e]}setupRenderTarget(e,t){const r=new J(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,{depthTexture:n,shadowMap:a}=this.setupRenderTarget(i,e),o=t.shadowMap.type,u=t.hasCompatibility(A.TEXTURE_COMPARE);if(o!==dt&&o!==ct||!u?(n.minFilter=B,n.magFilter=B):(n.minFilter=de,n.magFilter=de),i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),o===ht&&!0!==i.isPointLightShadow){n.compareFunction=null,a.depth>1?(a._vsmShadowMapVertical||(a._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:W,type:_e,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=a._vsmShadowMapVertical,a._vsmShadowMapHorizontal||(a._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:W,type:_e,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=a._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:W,type:_e,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:W,type:_e,depthBuffer:!1}));let t=Dl(n);n.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Dl(this.vsmShadowMapVertical.texture);n.isArrayTexture&&(r=r.depth(this.depthLayer));const s=Lc("blurSamples","float",i).setGroup(Ta),o=Lc("radius","float",i).setGroup(Ta),u=Lc("mapSize","vec2",i).setGroup(Ta);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new fg);l.fragmentNode=$_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new fg),l.fragmentNode=W_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const l=Lc("intensity","float",i).setGroup(Ta),d=Lc("normalBias","float",i).setGroup(Ta),c=h_(s).mul(N_.add(cc.mul(d))),h=this.setupShadowCoord(e,c),p=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===p)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const g=o===ht&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:n,m=this.setupShadowFilter(e,{filterFn:p,shadowTexture:a.texture,depthTexture:g,shadowCoord:h,shadow:i,depthLayer:this.depthLayer});let f,y;!0===t.shadowMap.transmitted&&(a.texture.isCubeTexture?f=Mc(a.texture,h.xyz):(f=Dl(a.texture,h),n.isArrayTexture&&(f=f.depth(this.depthLayer)))),y=f?ou(1,m.rgb.mix(f,1),l.mul(f.a)).toVar():ou(1,m,l).toVar(),this.shadowMap=a,this.shadow.map=a;const b=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return f&&y.toInspector(`${b} / Color`,()=>this.shadowMap.texture.isCubeTexture?Mc(this.shadowMap.texture):Dl(this.shadowMap.texture)),y.toInspector(`${b} / Depth`,()=>this.shadowMap.texture.isCubeTexture?Mc(this.shadowMap.texture).r.oneMinus():Ul(this.shadowMap.depthTexture,Al().mul(wl(Dl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return dn(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");q_=M_(i,n,q_),n.overrideMaterial=O_(r),i.setRenderObjectFunction(z_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===ht&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,B_(i,n,q_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),j_.material=this.vsmMaterialVertical,j_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),j_.material=this.vsmMaterialHorizontal,j_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,V_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const K_=(e,t)=>new X_(e,t),Q_=new e,Y_=new a,Z_=new r,J_=new r,ev=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],tv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],rv=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],sv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],iv=dn(({depthTexture:e,bd3D:t,dp:r})=>Mc(e,t).compare(r)),nv=dn(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=Lc("radius","float",s).setGroup(Ta),n=Lc("mapSize","vec2",s).setGroup(Ta),a=i.div(n.x),o=Fo(t),u=So(Jo(t,o.x.greaterThan(o.z).select(Sn(0,1,0),Sn(1,0,0)))),l=Jo(t,u),d=mx(Ql.xy).mul(6.28318530718),c=fx(0,5,d),h=fx(1,5,d),p=fx(2,5,d),g=fx(3,5,d),m=fx(4,5,d);return Mc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(Mc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(Mc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(Mc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(Mc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),av=dn(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s},i)=>{const n=r.xyz.toConst(),a=n.abs().toConst(),o=a.x.max(a.y).max(a.z),u=Na("float").setGroup(Ta).onRenderUpdate(()=>s.camera.near),l=Na("float").setGroup(Ta).onRenderUpdate(()=>s.camera.far),d=Lc("bias","float",s).setGroup(Ta),c=fn(1).toVar();return pn(o.sub(l).lessThanEqual(0).and(o.sub(u).greaterThanEqual(0)),()=>{let r;i.renderer.reversedDepthBuffer?(r=Qp(o.negate(),u,l),r.subAssign(d)):(r=Kp(o.negate(),u,l),r.addAssign(d));const a=n.normalize();c.assign(e({depthTexture:t,bd3D:a,dp:r,shadow:s}))}),c});class ov extends X_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===pt?iv:nv}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return av({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new gt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?ev:rv,d=u?tv:sv;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(Q_),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),Z_.setFromMatrixPosition(s.matrixWorld),a.position.copy(Z_),J_.copy(a.position),J_.add(l[e]),a.up.copy(d[e]),a.lookAt(J_),a.updateMatrixWorld(),o.makeTranslation(-Z_.x,-Z_.y,-Z_.z),Y_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(Y_,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const uv=(e,t)=>new ov(e,t);class lv extends Fp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||Na(this.color).setGroup(Ta),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=ti.FRAME,t&&t.shadow&&(this._shadowDisposeListener=()=>{this.disposeShadow()},t.addEventListener("dispose",this._shadowDisposeListener))}dispose(){this._shadowDisposeListener&&this.light.removeEventListener("dispose",this._shadowDisposeListener),super.dispose()}disposeShadow(){null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null),this.shadowColorNode=null,null!==this.baseColorNode&&(this.colorNode=this.baseColorNode,this.baseColorNode=null)}getHash(){return this.light.uuid}getLightVector(e){return f_(this.light).sub(e.context.positionView||Jd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return K_(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?en(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const dv=dn(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),cv=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=dv({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class hv extends lv{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=Na(0).setGroup(Ta),this.decayExponentNode=Na(2).setGroup(Ta)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return uv(this.light)}setupDirect(e){return cv({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const pv=dn(([e=Al()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),gv=dn(([e=Al()],{renderer:t,material:r})=>{const s=au(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=fn(s.fwidth()).toVar();i=cu(e.oneMinus(),e.add(1),s).oneMinus()}else i=Tu(s.greaterThan(1),0,1);return i}),mv=dn(([e,t,r])=>{const s=fn(r).toVar(),i=fn(t).toVar(),n=xn(e).toVar();return Tu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),fv=dn(([e,t])=>{const r=xn(t).toVar(),s=fn(e).toVar();return Tu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),yv=dn(([e])=>{const t=fn(e).toVar();return yn(vo(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),bv=dn(([e,t])=>{const r=fn(e).toVar();return t.assign(yv(r)),r.sub(fn(t))}),xv=Lb([dn(([e,t,r,s,i,n])=>{const a=fn(n).toVar(),o=fn(i).toVar(),u=fn(s).toVar(),l=fn(r).toVar(),d=fn(t).toVar(),c=fn(e).toVar(),h=fn(La(1,o)).toVar();return La(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),dn(([e,t,r,s,i,n])=>{const a=fn(n).toVar(),o=fn(i).toVar(),u=Sn(s).toVar(),l=Sn(r).toVar(),d=Sn(t).toVar(),c=Sn(e).toVar(),h=fn(La(1,o)).toVar();return La(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),Tv=Lb([dn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=fn(d).toVar(),h=fn(l).toVar(),p=fn(u).toVar(),g=fn(o).toVar(),m=fn(a).toVar(),f=fn(n).toVar(),y=fn(i).toVar(),b=fn(s).toVar(),x=fn(r).toVar(),T=fn(t).toVar(),_=fn(e).toVar(),v=fn(La(1,p)).toVar(),N=fn(La(1,h)).toVar();return fn(La(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),dn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=fn(d).toVar(),h=fn(l).toVar(),p=fn(u).toVar(),g=Sn(o).toVar(),m=Sn(a).toVar(),f=Sn(n).toVar(),y=Sn(i).toVar(),b=Sn(s).toVar(),x=Sn(r).toVar(),T=Sn(t).toVar(),_=Sn(e).toVar(),v=fn(La(1,p)).toVar(),N=fn(La(1,h)).toVar();return fn(La(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),_v=dn(([e,t,r])=>{const s=fn(r).toVar(),i=fn(t).toVar(),n=bn(e).toVar(),a=bn(n.bitAnd(bn(7))).toVar(),o=fn(mv(a.lessThan(bn(4)),i,s)).toVar(),u=fn(Pa(2,mv(a.lessThan(bn(4)),s,i))).toVar();return fv(o,xn(a.bitAnd(bn(1)))).add(fv(u,xn(a.bitAnd(bn(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),vv=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=fn(t).toVar(),o=bn(e).toVar(),u=bn(o.bitAnd(bn(15))).toVar(),l=fn(mv(u.lessThan(bn(8)),a,n)).toVar(),d=fn(mv(u.lessThan(bn(4)),n,mv(u.equal(bn(12)).or(u.equal(bn(14))),a,i))).toVar();return fv(l,xn(u.bitAnd(bn(1)))).add(fv(d,xn(u.bitAnd(bn(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Nv=Lb([_v,vv]),Sv=dn(([e,t,r])=>{const s=fn(r).toVar(),i=fn(t).toVar(),n=An(e).toVar();return Sn(Nv(n.x,i,s),Nv(n.y,i,s),Nv(n.z,i,s))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Rv=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=fn(t).toVar(),o=An(e).toVar();return Sn(Nv(o.x,a,n,i),Nv(o.y,a,n,i),Nv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Av=Lb([Sv,Rv]),Ev=dn(([e])=>{const t=fn(e).toVar();return Pa(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),wv=dn(([e])=>{const t=fn(e).toVar();return Pa(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Cv=Lb([Ev,dn(([e])=>{const t=Sn(e).toVar();return Pa(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Mv=Lb([wv,dn(([e])=>{const t=Sn(e).toVar();return Pa(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Bv=dn(([e,t])=>{const r=yn(t).toVar(),s=bn(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(yn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),Fv=dn(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(Bv(r,yn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Bv(e,yn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Bv(t,yn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(Bv(r,yn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Bv(e,yn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Bv(t,yn(4))),t.addAssign(e)}),Lv=dn(([e,t,r])=>{const s=bn(r).toVar(),i=bn(t).toVar(),n=bn(e).toVar();return s.bitXorAssign(i),s.subAssign(Bv(i,yn(14))),n.bitXorAssign(s),n.subAssign(Bv(s,yn(11))),i.bitXorAssign(n),i.subAssign(Bv(n,yn(25))),s.bitXorAssign(i),s.subAssign(Bv(i,yn(16))),n.bitXorAssign(s),n.subAssign(Bv(s,yn(4))),i.bitXorAssign(n),i.subAssign(Bv(n,yn(14))),s.bitXorAssign(i),s.subAssign(Bv(i,yn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),Pv=dn(([e])=>{const t=bn(e).toVar();return fn(t).div(fn(bn(yn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),Dv=dn(([e])=>{const t=fn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),Uv=Lb([dn(([e])=>{const t=yn(e).toVar(),r=bn(bn(1)).toVar(),s=bn(bn(yn(3735928559)).add(r.shiftLeft(bn(2))).add(bn(13))).toVar();return Lv(s.add(bn(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),dn(([e,t])=>{const r=yn(t).toVar(),s=yn(e).toVar(),i=bn(bn(2)).toVar(),n=bn().toVar(),a=bn().toVar(),o=bn().toVar();return n.assign(a.assign(o.assign(bn(yn(3735928559)).add(i.shiftLeft(bn(2))).add(bn(13))))),n.addAssign(bn(s)),a.addAssign(bn(r)),Lv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),dn(([e,t,r])=>{const s=yn(r).toVar(),i=yn(t).toVar(),n=yn(e).toVar(),a=bn(bn(3)).toVar(),o=bn().toVar(),u=bn().toVar(),l=bn().toVar();return o.assign(u.assign(l.assign(bn(yn(3735928559)).add(a.shiftLeft(bn(2))).add(bn(13))))),o.addAssign(bn(n)),u.addAssign(bn(i)),l.addAssign(bn(s)),Lv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),dn(([e,t,r,s])=>{const i=yn(s).toVar(),n=yn(r).toVar(),a=yn(t).toVar(),o=yn(e).toVar(),u=bn(bn(4)).toVar(),l=bn().toVar(),d=bn().toVar(),c=bn().toVar();return l.assign(d.assign(c.assign(bn(yn(3735928559)).add(u.shiftLeft(bn(2))).add(bn(13))))),l.addAssign(bn(o)),d.addAssign(bn(a)),c.addAssign(bn(n)),Fv(l,d,c),l.addAssign(bn(i)),Lv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),dn(([e,t,r,s,i])=>{const n=yn(i).toVar(),a=yn(s).toVar(),o=yn(r).toVar(),u=yn(t).toVar(),l=yn(e).toVar(),d=bn(bn(5)).toVar(),c=bn().toVar(),h=bn().toVar(),p=bn().toVar();return c.assign(h.assign(p.assign(bn(yn(3735928559)).add(d.shiftLeft(bn(2))).add(bn(13))))),c.addAssign(bn(l)),h.addAssign(bn(u)),p.addAssign(bn(o)),Fv(c,h,p),c.addAssign(bn(a)),h.addAssign(bn(n)),Lv(c,h,p)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),Iv=Lb([dn(([e,t])=>{const r=yn(t).toVar(),s=yn(e).toVar(),i=bn(Uv(s,r)).toVar(),n=An().toVar();return n.x.assign(i.bitAnd(yn(255))),n.y.assign(i.shiftRight(yn(8)).bitAnd(yn(255))),n.z.assign(i.shiftRight(yn(16)).bitAnd(yn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),dn(([e,t,r])=>{const s=yn(r).toVar(),i=yn(t).toVar(),n=yn(e).toVar(),a=bn(Uv(n,i,s)).toVar(),o=An().toVar();return o.x.assign(a.bitAnd(yn(255))),o.y.assign(a.shiftRight(yn(8)).bitAnd(yn(255))),o.z.assign(a.shiftRight(yn(16)).bitAnd(yn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),Ov=Lb([dn(([e])=>{const t=Tn(e).toVar(),r=yn().toVar(),s=yn().toVar(),i=fn(bv(t.x,r)).toVar(),n=fn(bv(t.y,s)).toVar(),a=fn(Dv(i)).toVar(),o=fn(Dv(n)).toVar(),u=fn(xv(Nv(Uv(r,s),i,n),Nv(Uv(r.add(yn(1)),s),i.sub(1),n),Nv(Uv(r,s.add(yn(1))),i,n.sub(1)),Nv(Uv(r.add(yn(1)),s.add(yn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Cv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),dn(([e])=>{const t=Sn(e).toVar(),r=yn().toVar(),s=yn().toVar(),i=yn().toVar(),n=fn(bv(t.x,r)).toVar(),a=fn(bv(t.y,s)).toVar(),o=fn(bv(t.z,i)).toVar(),u=fn(Dv(n)).toVar(),l=fn(Dv(a)).toVar(),d=fn(Dv(o)).toVar(),c=fn(Tv(Nv(Uv(r,s,i),n,a,o),Nv(Uv(r.add(yn(1)),s,i),n.sub(1),a,o),Nv(Uv(r,s.add(yn(1)),i),n,a.sub(1),o),Nv(Uv(r.add(yn(1)),s.add(yn(1)),i),n.sub(1),a.sub(1),o),Nv(Uv(r,s,i.add(yn(1))),n,a,o.sub(1)),Nv(Uv(r.add(yn(1)),s,i.add(yn(1))),n.sub(1),a,o.sub(1)),Nv(Uv(r,s.add(yn(1)),i.add(yn(1))),n,a.sub(1),o.sub(1)),Nv(Uv(r.add(yn(1)),s.add(yn(1)),i.add(yn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Mv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),Vv=Lb([dn(([e])=>{const t=Tn(e).toVar(),r=yn().toVar(),s=yn().toVar(),i=fn(bv(t.x,r)).toVar(),n=fn(bv(t.y,s)).toVar(),a=fn(Dv(i)).toVar(),o=fn(Dv(n)).toVar(),u=Sn(xv(Av(Iv(r,s),i,n),Av(Iv(r.add(yn(1)),s),i.sub(1),n),Av(Iv(r,s.add(yn(1))),i,n.sub(1)),Av(Iv(r.add(yn(1)),s.add(yn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Cv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),dn(([e])=>{const t=Sn(e).toVar(),r=yn().toVar(),s=yn().toVar(),i=yn().toVar(),n=fn(bv(t.x,r)).toVar(),a=fn(bv(t.y,s)).toVar(),o=fn(bv(t.z,i)).toVar(),u=fn(Dv(n)).toVar(),l=fn(Dv(a)).toVar(),d=fn(Dv(o)).toVar(),c=Sn(Tv(Av(Iv(r,s,i),n,a,o),Av(Iv(r.add(yn(1)),s,i),n.sub(1),a,o),Av(Iv(r,s.add(yn(1)),i),n,a.sub(1),o),Av(Iv(r.add(yn(1)),s.add(yn(1)),i),n.sub(1),a.sub(1),o),Av(Iv(r,s,i.add(yn(1))),n,a,o.sub(1)),Av(Iv(r.add(yn(1)),s,i.add(yn(1))),n.sub(1),a,o.sub(1)),Av(Iv(r,s.add(yn(1)),i.add(yn(1))),n,a.sub(1),o.sub(1)),Av(Iv(r.add(yn(1)),s.add(yn(1)),i.add(yn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Mv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),kv=Lb([dn(([e])=>{const t=fn(e).toVar(),r=yn(yv(t)).toVar();return Pv(Uv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),dn(([e])=>{const t=Tn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar();return Pv(Uv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),dn(([e])=>{const t=Sn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar(),i=yn(yv(t.z)).toVar();return Pv(Uv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),dn(([e])=>{const t=wn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar(),i=yn(yv(t.z)).toVar(),n=yn(yv(t.w)).toVar();return Pv(Uv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),Gv=Lb([dn(([e])=>{const t=fn(e).toVar(),r=yn(yv(t)).toVar();return Sn(Pv(Uv(r,yn(0))),Pv(Uv(r,yn(1))),Pv(Uv(r,yn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),dn(([e])=>{const t=Tn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar();return Sn(Pv(Uv(r,s,yn(0))),Pv(Uv(r,s,yn(1))),Pv(Uv(r,s,yn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),dn(([e])=>{const t=Sn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar(),i=yn(yv(t.z)).toVar();return Sn(Pv(Uv(r,s,i,yn(0))),Pv(Uv(r,s,i,yn(1))),Pv(Uv(r,s,i,yn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),dn(([e])=>{const t=wn(e).toVar(),r=yn(yv(t.x)).toVar(),s=yn(yv(t.y)).toVar(),i=yn(yv(t.z)).toVar(),n=yn(yv(t.w)).toVar();return Sn(Pv(Uv(r,s,i,n,yn(0))),Pv(Uv(r,s,i,n,yn(1))),Pv(Uv(r,s,i,n,yn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),zv=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=yn(t).toVar(),o=Sn(e).toVar(),u=fn(0).toVar(),l=fn(1).toVar();return Rp(a,()=>{u.addAssign(l.mul(Ov(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),$v=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=yn(t).toVar(),o=Sn(e).toVar(),u=Sn(0).toVar(),l=fn(1).toVar();return Rp(a,()=>{u.addAssign(l.mul(Vv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Wv=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=yn(t).toVar(),o=Sn(e).toVar();return Tn(zv(o,a,n,i),zv(o.add(Sn(yn(19),yn(193),yn(17))),a,n,i))}).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Hv=dn(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=yn(t).toVar(),o=Sn(e).toVar(),u=Sn($v(o,a,n,i)).toVar(),l=fn(zv(o.add(Sn(yn(19),yn(193),yn(17))),a,n,i)).toVar();return wn(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),qv=Lb([dn(([e,t,r,s,i,n,a])=>{const o=yn(a).toVar(),u=fn(n).toVar(),l=yn(i).toVar(),d=yn(s).toVar(),c=yn(r).toVar(),h=yn(t).toVar(),p=Tn(e).toVar(),g=Sn(Gv(Tn(h.add(d),c.add(l)))).toVar(),m=Tn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=Tn(Tn(fn(h),fn(c)).add(m)).toVar(),y=Tn(f.sub(p)).toVar();return pn(o.equal(yn(2)),()=>Fo(y.x).add(Fo(y.y))),pn(o.equal(yn(3)),()=>jo(Fo(y.x),Fo(y.y))),Zo(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),dn(([e,t,r,s,i,n,a,o,u])=>{const l=yn(u).toVar(),d=fn(o).toVar(),c=yn(a).toVar(),h=yn(n).toVar(),p=yn(i).toVar(),g=yn(s).toVar(),m=yn(r).toVar(),f=yn(t).toVar(),y=Sn(e).toVar(),b=Sn(Gv(Sn(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=Sn(Sn(fn(f),fn(m),fn(g)).add(b)).toVar(),T=Sn(x.sub(y)).toVar();return pn(l.equal(yn(2)),()=>Fo(T.x).add(Fo(T.y)).add(Fo(T.z))),pn(l.equal(yn(3)),()=>jo(Fo(T.x),Fo(T.y),Fo(T.z))),Zo(T,T)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),jv=dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Tn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=Tn(bv(n.x,a),bv(n.y,o)).toVar(),l=fn(1e6).toVar();return Rp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{const r=fn(qv(u,e,t,a,o,i,s)).toVar();l.assign(qo(l,r))})}),pn(s.equal(yn(0)),()=>{l.assign(To(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Xv=dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Tn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=Tn(bv(n.x,a),bv(n.y,o)).toVar(),l=Tn(1e6,1e6).toVar();return Rp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{const r=fn(qv(u,e,t,a,o,i,s)).toVar();pn(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),pn(s.equal(yn(0)),()=>{l.assign(To(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Kv=dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Tn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=Tn(bv(n.x,a),bv(n.y,o)).toVar(),l=Sn(1e6,1e6,1e6).toVar();return Rp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{const r=fn(qv(u,e,t,a,o,i,s)).toVar();pn(r.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(r)}).ElseIf(r.lessThan(l.z),()=>{l.z.assign(r)})})}),pn(s.equal(yn(0)),()=>{l.assign(To(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Qv=Lb([jv,dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Sn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=yn().toVar(),l=Sn(bv(n.x,a),bv(n.y,o),bv(n.z,u)).toVar(),d=fn(1e6).toVar();return Rp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{Rp({start:-1,end:yn(1),name:"z",condition:"<="},({z:r})=>{const n=fn(qv(l,e,t,r,a,o,u,i,s)).toVar();d.assign(qo(d,n))})})}),pn(s.equal(yn(0)),()=>{d.assign(To(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Yv=Lb([Xv,dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Sn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=yn().toVar(),l=Sn(bv(n.x,a),bv(n.y,o),bv(n.z,u)).toVar(),d=Tn(1e6,1e6).toVar();return Rp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{Rp({start:-1,end:yn(1),name:"z",condition:"<="},({z:r})=>{const n=fn(qv(l,e,t,r,a,o,u,i,s)).toVar();pn(n.lessThan(d.x),()=>{d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.y.assign(n)})})})}),pn(s.equal(yn(0)),()=>{d.assign(To(d))}),d}).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Zv=Lb([Kv,dn(([e,t,r])=>{const s=yn(r).toVar(),i=fn(t).toVar(),n=Sn(e).toVar(),a=yn().toVar(),o=yn().toVar(),u=yn().toVar(),l=Sn(bv(n.x,a),bv(n.y,o),bv(n.z,u)).toVar(),d=Sn(1e6,1e6,1e6).toVar();return Rp({start:-1,end:yn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:yn(1),name:"y",condition:"<="},({y:t})=>{Rp({start:-1,end:yn(1),name:"z",condition:"<="},({z:r})=>{const n=fn(qv(l,e,t,r,a,o,u,i,s)).toVar();pn(n.lessThan(d.x),()=>{d.z.assign(d.y),d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.z.assign(d.y),d.y.assign(n)}).ElseIf(n.lessThan(d.z),()=>{d.z.assign(n)})})})}),pn(s.equal(yn(0)),()=>{d.assign(To(d))}),d}).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Jv=dn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=yn(e).toVar(),h=Tn(t).toVar(),p=Tn(r).toVar(),g=Tn(s).toVar(),m=fn(i).toVar(),f=fn(n).toVar(),y=fn(a).toVar(),b=xn(o).toVar(),x=yn(u).toVar(),T=fn(l).toVar(),_=fn(d).toVar(),v=h.mul(p).add(g),N=fn(0).toVar();return pn(c.equal(yn(0)),()=>{N.assign(Vv(v))}),pn(c.equal(yn(1)),()=>{N.assign(Gv(v))}),pn(c.equal(yn(2)),()=>{N.assign(Zv(v,m,yn(0)))}),pn(c.equal(yn(3)),()=>{N.assign($v(Sn(v,0),x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),pn(b,()=>{N.assign(uu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise2d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"texcoord",type:"vec2"},{name:"freq",type:"vec2"},{name:"offset",type:"vec2"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),eN=dn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=yn(e).toVar(),h=Sn(t).toVar(),p=Sn(r).toVar(),g=Sn(s).toVar(),m=fn(i).toVar(),f=fn(n).toVar(),y=fn(a).toVar(),b=xn(o).toVar(),x=yn(u).toVar(),T=fn(l).toVar(),_=fn(d).toVar(),v=h.mul(p).add(g),N=fn(0).toVar();return 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PT("Workgroup",e,t),workgroupBarrier:()=>FT("workgroup").toStack(),workgroupId:ET,workingToColorSpace:zu,xor:qa});const dN=new Qy;class cN extends xy{constructor(e,t){super(),this.renderer=e,this.nodes=t}update(e,t,r){const s=this.renderer,i=this.nodes.getBackgroundNode(e)||e.background;let n=!1;if(null===i)s._clearColor.getRGB(dN),dN.a=s._clearColor.a;else if(!0===i.isColor)i.getRGB(dN),dN.a=1,n=!0;else if(!0===i.isNode){const u=this.get(e),l=i;dN.copy(s._clearColor);let d=u.backgroundMesh;if(void 0===d){const h=wn(l).mul(Ex).context({getUV:()=>wx.mul(lc),getTextureLevel:()=>Ax}),p=xd.element(3).element(3).equal(1),g=Da(1,xd.element(1).element(1)).mul(3),m=p.select(Kd.mul(g),Kd),f=$d.mul(wn(m,0));let y=xd.mul(wn(f.xyz,1));y=y.setZ(y.w);const b=new fg;function 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T=r.clearColorValue;T.r=dN.r,T.g=dN.g,T.b=dN.b,T.a=dN.a,!0!==s.backend.isWebGLBackend&&!0!==s.alpha||(T.r*=T.a,T.g*=T.a,T.b*=T.a),r.depthClearValue=s.getClearDepth(),r.stencilClearValue=s.getClearStencil(),r.clearColor=!0===s.autoClearColor,r.clearDepth=!0===s.autoClearDepth,r.clearStencil=!0===s.autoClearStencil}else r.clearColor=!1,r.clearDepth=!1,r.clearStencil=!1}}let hN=0;class pN{constructor(e="",t=[]){this.name=e,this.bindings=t,this.id=hN++}}class gN{constructor(e,t,r,s,i,n,a,o,u,l=[]){this.vertexShader=e,this.fragmentShader=t,this.computeShader=r,this.transforms=l,this.nodeAttributes=s,this.bindings=i,this.updateNodes=n,this.updateBeforeNodes=a,this.updateAfterNodes=o,this.observer=u,this.usedTimes=0}createBindings(){const e=[];for(const t of this.bindings){if(!0!==t.bindings[0].groupNode.shared){const r=new pN(t.name,[]);e.push(r);for(const e of t.bindings)r.bindings.push(e.clone())}else e.push(t)}return e}}class mN{constructor(e,t,r=null){this.isNodeAttribute=!0,this.name=e,this.type=t,this.node=r}}class fN{constructor(e,t,r){this.isNodeUniform=!0,this.name=e,this.type=t,this.node=r}get value(){return this.node.value}set value(e){this.node.value=e}get id(){return this.node.id}get groupNode(){return this.node.groupNode}}class yN{constructor(e,t,r=!1,s=null){this.isNodeVar=!0,this.name=e,this.type=t,this.readOnly=r,this.count=s}}class bN extends yN{constructor(e,t,r=null,s=null){super(e,t),this.needsInterpolation=!1,this.isNodeVarying=!0,this.interpolationType=r,this.interpolationSampling=s}}class xN{constructor(e,t,r=""){this.name=e,this.type=t,this.code=r,Object.defineProperty(this,"isNodeCode",{value:!0})}}let TN=0;class _N{constructor(e=null){this.id=TN++,this.nodesData=new WeakMap,this.parent=e}getData(e){let t=this.nodesData.get(e);return void 0===t&&null!==this.parent&&(t=this.parent.getData(e)),t}setData(e,t){this.nodesData.set(e,t)}}class 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HN{constructor(e,t,r){this.object=e,this.material=e&&e.material||null,this.geometry=e&&e.geometry||null,this.renderer=t,this.parser=r,this.scene=null,this.camera=null,this.nodes=[],this.sequentialNodes=[],this.updateNodes=[],this.updateBeforeNodes=[],this.updateAfterNodes=[],this.hashNodes={},this.observer=null,this.lightsNode=null,this.environmentNode=null,this.fogNode=null,this.clippingContext=null,this.vertexShader=null,this.fragmentShader=null,this.computeShader=null,this.flowNodes={vertex:[],fragment:[],compute:[]},this.flowCode={vertex:"",fragment:"",compute:""},this.uniforms={vertex:[],fragment:[],compute:[],index:0},this.structs={vertex:[],fragment:[],compute:[],index:0},this.types={vertex:[],fragment:[],compute:[],index:0},this.bindings={vertex:{},fragment:{},compute:{}},this.bindingsIndexes={},this.bindGroups=null,this.attributes=[],this.bufferAttributes=[],this.varyings=[],this.codes={},this.vars={},this.declarations={},this.flow={code:""},this.chaining=[],this.stack=Jy(),this.stacks=[],this.tab="\t",this.currentFunctionNode=null,this.context={material:this.material},this.cache=new 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t=e.type;if(e.isDataTexture){if(t===R)return"int";if(t===S)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;let r=$s(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return $N.get(e.constructor)}isInteger(e){return/int|uint|(i|u)vec/.test(e)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const r=t.array,s=e.itemSize,i=e.normalized;let n;return e instanceof 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Renamed to '${n}'.`)),r[n]=e}getCodeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e);let i=s.code;if(void 0===i){const e=this.codes[r]||(this.codes[r]=[]),n=e.length;i=new xN("nodeCode"+n,t),e.push(i),s.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:r,flowCodeBlock:s}=this.getDataFromNode(e);let i=!0,n=t;for(;n;){if(!0===s.get(n)){i=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(i)for(const e of r)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,r){const s=this.getDataFromNode(e),i=s.flowCodes||(s.flowCodes=[]),n=s.flowCodeBlock||(s.flowCodeBlock=new WeakMap);i.push(t),n.set(r,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new pT,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Yy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new _N,this.stack=Jy();for(const r of ni)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${this.tab+s} = ${i.result};\n`),this.flowCode[e]=this.flowCode[e]+i.code,l=i}else l=t.build(this);return this.setShaderStage(a),this.cache=n,this.tab=i,this.context=o,l}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e){let t="";const r=this.vars[e];if(void 0!==r)for(const e of r)t+=`${this.getVar(e.type,e.name)}; `;return t}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}build(){const{object:e,material:t,renderer:r}=this;if(null!==t){let e=r.library.fromMaterial(t);null===e&&(o(`NodeMaterial: Material "${t.type}" is not compatible.`),e=new fg),e.build(this)}else this.addFlow("compute",e);for(const e of ni){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of ai){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}async buildAsync(){const{object:e,material:t,renderer:r}=this;if(null!==t){let e=r.library.fromMaterial(t);null===e&&(o(`NodeMaterial: Material "${t.type}" is not compatible.`),e=new fg),e.build(this)}else this.addFlow("compute",e);for(const e of ni){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of ai){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this);await xt()}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=zN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new FN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new LN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new PN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new DN(e);else if("color"===t)s=new UN(e);else if("mat2"===t)s=new IN(e);else if("mat3"===t)s=new ON(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new VN(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${Tt} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===Qs(this.object).useVelocity}}class qN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===ti.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===ti.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===ti.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===ti.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===ti.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===ti.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===ti.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===ti.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===ti.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class jN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}jN.isNodeFunctionInput=!0;class XN extends lv{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class KN extends lv{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:y_(this.light),lightColor:e}}}class QN extends lv{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=g_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=Na(new e).setGroup(Ta)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=cc.dot(s).mul(.5).add(.5),n=ou(r,t,i);e.context.irradiance.addAssign(n)}}class YN extends lv{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=Na(0).setGroup(Ta),this.penumbraCosNode=Na(0).setGroup(Ta),this.cutoffDistanceNode=Na(0).setGroup(Ta),this.decayExponentNode=Na(0).setGroup(Ta),this.colorNode=Na(this.color).setGroup(Ta)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return cu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=p_(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(y_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=dv({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Dl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class ZN extends YN{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);s=Dl(r,Tn(e,0),0).r}else s=super.getSpotAttenuation(t);return s}}class JN extends lv{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=Gl(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=uN(cc,this.lightProbe);e.context.irradiance.addAssign(t)}}const eS=dn(([e,t])=>{const r=e.abs().sub(t);return Po(jo(r,0)).add(qo(jo(r.x,r.y),0))});class tS extends YN{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=fn(0),r=this.penumbraCosNode,s=h_(this.light).mul(e.context.positionWorld||Yd);return pn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=eS(e.xy.sub(Tn(.5)),Tn(.5)),n=Da(-1,La(1,Mo(r)).sub(1));t.assign(lu(i.mul(-2).mul(n)))}),t}}const rS=new a,sS=new a;let iS=null;class nS extends lv{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=Na(new r).setGroup(Ta),this.halfWidth=Na(new r).setGroup(Ta),this.updateType=ti.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;sS.identity(),rS.copy(t.matrixWorld),rS.premultiply(r),sS.extractRotation(rS),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(sS),this.halfHeight.value.applyMatrix4(sS)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Dl(iS.LTC_FLOAT_1),r=Dl(iS.LTC_FLOAT_2)):(t=Dl(iS.LTC_HALF_1),r=Dl(iS.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:f_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){iS=e}}class aS{parseFunction(){d("Abstract function.")}}class oS{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}oS.isNodeFunction=!0;const uS=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,lS=/[a-z_0-9]+/gi,dS="#pragma main";class cS extends oS{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(dS),r=-1!==t?e.slice(t+12):e,s=r.match(uS);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=lS.exec(i));)n.push(a);const o=[];let u=0;for(;u{let r=this._createNodeBuilder(e,e.material);try{t?await r.buildAsync():r.build()}catch(s){r=this._createNodeBuilder(e,new fg),t?await r.buildAsync():r.build(),o("TSL: "+s)}return r})().then(e=>(s=this._createNodeBuilderState(e),i.set(n,s),s.usedTimes++,r.nodeBuilderState=s,s));{let t=this._createNodeBuilder(e,e.material);try{t.build()}catch(r){t=this._createNodeBuilder(e,new fg),t.build();let s=r.stackTrace;!s&&r.stack&&(s=new Us(r.stack)),o("TSL: "+r,s)}s=this._createNodeBuilderState(t),i.set(n,s)}}s.usedTimes++,r.nodeBuilderState=s}return s}getForRenderAsync(e){const t=this.getForRender(e,!0);return t.then?t:Promise.resolve(t)}getForRenderDeferred(e){const t=this.get(e);if(void 0!==t.nodeBuilderState)return t.nodeBuilderState;const r=this.getForRenderCacheKey(e),s=this.nodeBuilderCache.get(r);return void 0!==s?(s.usedTimes++,t.nodeBuilderState=s,s):(!0!==t.pendingBuild&&(t.pendingBuild=!0,this._buildQueue.push(()=>this.getForRenderAsync(e).then(()=>{t.pendingBuild=!1})),this._processBuildQueue()),null)}_processBuildQueue(){if(this._buildInProgress||0===this._buildQueue.length)return;this._buildInProgress=!0;this._buildQueue.shift()().then(()=>{this._buildInProgress=!1,this._processBuildQueue()})}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;void 0!==t&&(t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e)))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r}return r}_createNodeBuilderState(e){return new gN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){gS[0]=e,gS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(gS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&mS.push(t.getCacheKey(!0)),i&&mS.push(i.getCacheKey()),n&&mS.push(n.getCacheKey()),mS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),mS.push(this.renderer.shadowMap.enabled?1:0),mS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Vs(mS),this.callHashCache.set(gS,s),mS.length=0}return gS[0]=null,gS[1]=null,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===he||r.mapping===pe||r.mapping===we){if(e.backgroundBlurriness>0||r.mapping===we)return Lf(r);{let e;return e=!0===r.isCubeTexture?Mc(r):Dl(r),Bg(e)}}if(!0===r.isTexture)return Dl(r,Xl.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=Lc("color","color",r).setGroup(Ta),t=Lc("density","float",r).setGroup(Ta);return xT(e,yT(t))}if(r.isFog){const e=Lc("color","color",r).setGroup(Ta),t=Lc("near","float",r).setGroup(Ta),s=Lc("far","float",r).setGroup(Ta);return xT(e,fT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?Mc(r):!0===r.isTexture?Dl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}hasOutputChange(e){return pS.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?Dl(e,Xl).depth($l("gl_ViewID_OVR")).renderOutput(t.toneMapping,t.currentColorSpace):Dl(e,Xl).renderOutput(t.toneMapping,t.currentColorSpace);return pS.set(e,r),s}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new qN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const yS=new ot;class bS{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;ibl(e,i.toneMapping,i.outputColorSpace)}),CS.set(r,n))}else n=r;i.contextNode=n,i.setRenderTarget(t.renderTarget),t.rendercall(),i.contextNode=r}i.setRenderTarget(o),i._setXRLayerSize(a.x,a.y),this.isPresenting=n}getSession(){return this._session}async setSession(e){const t=this._renderer,r=t.backend;this._gl=t.getContext();const s=this._gl,i=s.getContextAttributes();if(this._session=e,null!==e){if(!0===r.isWebGPUBackend)throw new Error('THREE.XRManager: XR is currently not supported with a WebGPU backend. Use WebGL by passing "{ forceWebGL: true }" to the constructor of the renderer.');if(e.addEventListener("select",this._onSessionEvent),e.addEventListener("selectstart",this._onSessionEvent),e.addEventListener("selectend",this._onSessionEvent),e.addEventListener("squeeze",this._onSessionEvent),e.addEventListener("squeezestart",this._onSessionEvent),e.addEventListener("squeezeend",this._onSessionEvent),e.addEventListener("end",this._onSessionEnd),e.addEventListener("inputsourceschange",this._onInputSourcesChange),await r.makeXRCompatible(),this._currentPixelRatio=t.getPixelRatio(),t.getSize(this._currentSize),this._currentAnimationContext=t._animation.getContext(),this._currentAnimationLoop=t._animation.getAnimationLoop(),t._animation.stop(),!0===this._supportsLayers){let r=null,n=null,a=null;t.depth&&(a=t.stencil?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24,r=t.stencil?je:qe,n=t.stencil?Ye:S);const o={colorFormat:s.RGBA8,depthFormat:a,scaleFactor:this._framebufferScaleFactor,clearOnAccess:!1};this._useMultiviewIfPossible&&t.hasFeature("OVR_multiview2")&&(o.textureType="texture-array",this._useMultiview=!0),this._glBinding=this.getBinding();const u=this._glBinding.createProjectionLayer(o),l=[u];this._glProjLayer=u,t.setPixelRatio(1),t._setXRLayerSize(u.textureWidth,u.textureHeight);const d=this._useMultiview?2:1,c=new J(u.textureWidth,u.textureHeight,n,void 0,void 0,void 0,void 0,void 0,void 0,r,d);if(this._xrRenderTarget=new AS(u.textureWidth,u.textureHeight,{format:Ee,type:ke,colorSpace:t.outputColorSpace,depthTexture:c,stencilBuffer:t.stencil,samples:i.antialias?4:0,resolveDepthBuffer:!1===u.ignoreDepthValues,resolveStencilBuffer:!1===u.ignoreDepthValues,depth:this._useMultiview?2:1,multiview:this._useMultiview}),this._xrRenderTarget._hasExternalTextures=!0,this._xrRenderTarget.depth=this._useMultiview?2:1,this._sessionUsesLayers=e.enabledFeatures.includes("layers"),this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType()),this._sessionUsesLayers)for(const e of this._layers)e.plane.material=new ye({color:16777215,side:"cylinder"===e.type?L:Nt}),e.plane.material.blending=St,e.plane.material.blendEquation=st,e.plane.material.blendSrc=Rt,e.plane.material.blendDst=Rt,e.xrlayer=this._createXRLayer(e),l.unshift(e.xrlayer);e.updateRenderState({layers:l})}else{const r={antialias:t.currentSamples>0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new AS(i.framebufferWidth,i.framebufferHeight,{format:Ee,type:ke,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=-5&i.layers.mask,a.layers.mask=-3&i.layers.mask;const o=e.parent,u=i.cameras;BS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function DS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function US(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new fS(this,r),this._animation=new py(this,this._nodes,this.info),this._attributes=new Ry(r,this.info),this._background=new cN(this,this._nodes),this._geometries=new Cy(this._attributes,this.info),this._textures=new Ky(this,r,this.info),this._pipelines=new Uy(r,this._nodes,this.info),this._bindings=new Iy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new by(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new $y(this.lighting),this._bundles=new _S,this._renderContexts=new jy(this),this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._handleObjectFunction,u=this._compilationPromises;null===r&&(r=e);const l=!0===e.isScene?e:!0===r.isScene?r:OS,d=this.needsFrameBufferTarget&&null===this._renderTarget?this._getFrameBufferTarget():this._renderTarget||this._outputRenderTarget,c=this._renderContexts.get(d,this._mrt),h=this._activeMipmapLevel,p=[];this._currentRenderContext=c,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=p,s.renderId++,s.update(),c.depth=this.depth,c.stencil=this.stencil,c.clippingContext||(c.clippingContext=new bS),c.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,d);const g=this._renderLists.get(l,t);if(g.begin(),this._projectObject(e,t,0,g,c.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&g.pushLight(e)}),g.finish(),null!==d){this._textures.updateRenderTarget(d,h);const e=this._textures.get(d);c.textures=e.textures,c.depthTexture=e.depthTexture}else c.textures=null,c.depthTexture=null;r!==e?this._background.update(r,g,c):this._background.update(l,g,c);const m=g.opaque,f=g.transparent,y=g.transparentDoublePass,b=g.lightsNode;!0===this.opaque&&m.length>0&&this._renderObjects(m,t,l,b),!0===this.transparent&&f.length>0&&this._renderTransparents(f,y,t,l,b),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._handleObjectFunction=o,this._compilationPromises=u;for(const e of p){const t=this._objects.get(e.object,e.material,e.scene,e.camera,e.lightsNode,e.renderContext,e.clippingContext,e.passId);t.drawRange=e.object.geometry.drawRange,t.group=e.group,this._geometries.updateForRender(t),await this._nodes.getForRenderAsync(t),this._nodes.updateBefore(t),this._nodes.updateForRender(t),this._bindings.updateForRender(t);const r=[];this._pipelines.getForRender(t,r),r.length>0&&await Promise.all(r),this._nodes.updateAfter(t),await xt()}}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=Hd,t.modelNormalViewMatrix=qd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===Hd&&e.modelNormalViewMatrix===qd}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getOutputBufferType(){return this._outputBufferType}getColorBufferType(){return v('Renderer: ".getColorBufferType()" has been renamed to ".getOutputBufferType()".'),this.getOutputBufferType()}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i),u=this.backend.get(o);void 0===u.renderContexts&&(u.renderContexts=new Set);const l=s.version!==u.version,d=!1===u.renderContexts.has(a)||l;if(u.renderContexts.add(a),d){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t{u.removeEventListener("dispose",e),l.dispose(),this._frameBufferTargets.delete(u)};u.addEventListener("dispose",e),this._frameBufferTargets.set(u,l)}const d=this.getOutputRenderTarget();l.depthBuffer=a,l.stencilBuffer=o,null!==d?l.setSize(d.width,d.height,d.depth):l.setSize(i,n,1);const c=this._outputRenderTarget?this._outputRenderTarget.viewport:u._viewport,h=this._outputRenderTarget?this._outputRenderTarget.scissor:u._scissor,g=this._outputRenderTarget?1:u._pixelRatio,f=this._outputRenderTarget?this._outputRenderTarget.scissorTest:u._scissorTest;return l.viewport.copy(c),l.scissor.copy(h),l.viewport.multiplyScalar(g),l.scissor.multiplyScalar(g),l.scissorTest=f,l.multiview=null!==d&&d.multiview,l.resolveDepthBuffer=null===d||d.resolveDepthBuffer,l._autoAllocateDepthBuffer=null!==d&&d._autoAllocateDepthBuffer,l}_renderScene(e,t,r=!0){if(!0===this._isDeviceLost)return;const s=r?this._getFrameBufferTarget():null,i=this._nodes.nodeFrame,n=i.renderId,a=this._currentRenderContext,o=this._currentRenderObjectFunction,u=this._handleObjectFunction;this._callDepth++;const l=!0===e.isScene?e:OS,d=this._renderTarget||this._outputRenderTarget,c=this._activeCubeFace,h=this._activeMipmapLevel;let p;null!==s?(p=s,this.setRenderTarget(p)):p=d;const g=this._renderContexts.get(p,this._mrt,this._callDepth);this._currentRenderContext=g,this._currentRenderObjectFunction=this._renderObjectFunction||this.renderObject,this._handleObjectFunction=this._renderObjectDirect,this.info.calls++,this.info.render.calls++,this.info.render.frameCalls++,i.renderId=this.info.calls,this.backend.updateTimeStampUID(g),this.inspector.beginRender(this.backend.getTimestampUID(g),e,t,p);const m=this.xr;if(!1===m.isPresenting){let e=!1;if(!0===this.reversedDepthBuffer&&!0!==t.reversedDepth){if(t._reversedDepth=!0,t.isArrayCamera)for(const e of t.cameras)e._reversedDepth=!0;e=!0}const r=this.coordinateSystem;if(t.coordinateSystem!==r){if(t.coordinateSystem=r,t.isArrayCamera)for(const e of t.cameras)e.coordinateSystem=r;e=!0}if(!0===e&&(t.updateProjectionMatrix(),t.isArrayCamera))for(const e of t.cameras)e.updateProjectionMatrix()}!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0===m.enabled&&!0===m.isPresenting&&(!0===m.cameraAutoUpdate&&m.updateCamera(t),t=m.getCamera());const f=this._canvasTarget;let y=f._viewport,b=f._scissor,x=f._pixelRatio;null!==p&&(y=p.viewport,b=p.scissor,x=1),this.getDrawingBufferSize(VS),kS.set(0,0,VS.width,VS.height);const T=void 0===y.minDepth?0:y.minDepth,_=void 0===y.maxDepth?1:y.maxDepth;g.viewportValue.copy(y).multiplyScalar(x).floor(),g.viewportValue.width>>=h,g.viewportValue.height>>=h,g.viewportValue.minDepth=T,g.viewportValue.maxDepth=_,g.viewport=!1===g.viewportValue.equals(kS),g.scissorValue.copy(b).multiplyScalar(x).floor(),g.scissor=f._scissorTest&&!1===g.scissorValue.equals(kS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new bS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const v=t.isArrayCamera?zS:GS;t.isArrayCamera||($S.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix($S,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,g.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==p){this._textures.updateRenderTarget(p,h);const e=this._textures.get(p);g.textures=e.textures,g.depthTexture=e.depthTexture,g.width=e.width,g.height=e.height,g.renderTarget=p,g.depth=p.depthBuffer,g.stencil=p.stencilBuffer}else g.textures=null,g.depthTexture=null,g.width=VS.width,g.height=VS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=N.occlusionQueryCount,g.scissorValue.max(WS.set(0,0,0,0)),g.scissorValue.x+g.scissorValue.width>g.width&&(g.scissorValue.width=Math.max(g.width-g.scissorValue.x,0)),g.scissorValue.y+g.scissorValue.height>g.height&&(g.scissorValue.height=Math.max(g.height-g.scissorValue.y,0)),this._background.update(l,N,g),g.camera=t,this.backend.beginRender(g);const{bundles:S,lightsNode:R,transparentDoublePass:A,transparent:E,opaque:w}=N;return S.length>0&&this._renderBundles(S,l,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,l,R),!0===this.transparent&&E.length>0&&this._renderTransparents(E,A,t,l,R),this.backend.finishRender(g),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,this._handleObjectFunction=u,this._callDepth--,null!==s&&(this.setRenderTarget(d,c,h),this._renderOutput(p)),l.onAfterRender(this,e,t,p),this.inspector.finishRender(this.backend.getTimestampUID(g)),g}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._quad;this._nodes.hasOutputChange(e.texture)&&(t.material.fragmentNode=this._nodes.getOutputNode(e.texture),t.material.needsUpdate=!0);const r=this.autoClear,s=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderScene(t,t.camera,!1),this.autoClear=r,this.xr.enabled=s}getMaxAnisotropy(){return this.backend.capabilities.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e){return await this.backend.getArrayBufferAsync(e)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return!0===this.reversedDepthBuffer?1-this._clearDepth:this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.get(s),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer;const t=this.backend.getClearColor();i.clearColorValue.r=t.r,i.clearColorValue.g=t.g,i.clearColorValue.b=t.b,i.clearColorValue.a=t.a,i.clearDepthValue=this.getClearDepth(),i.clearStencilValue=this.getClearStencil(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel()}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){if(!0===this._initialized){this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose();for(const e of this._frameBufferTargets.keys())e.dispose();Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})}this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null);for(const e of this._frameBufferTargets.keys())e.dispose()}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}initRenderTarget(e){if(!1===this._initialized)throw new Error('Renderer: .initRenderTarget() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateRenderTarget(e);const t=this._textures.get(e),r=this._renderContexts.get(e);r.textures=t.textures,r.depthTexture=t.depthTexture,r.width=t.width,r.height=t.height,r.renderTarget=e,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,this.backend.initRenderTarget(r)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=WS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=WS.copy(t).floor()}else t=WS.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?zS:GS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&WS.setFromMatrixPosition(e.matrixWorld).applyMatrix4($S);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,WS.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?zS:GS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),WS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4($S)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=L;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=Nt;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=P}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n(t.not().discard(),e))(u)}}e.depthNode&&e.depthNode.isNode&&(l=e.depthNode),e.castShadowPositionNode&&e.castShadowPositionNode.isNode?o=e.castShadowPositionNode:e.positionNode&&e.positionNode.isNode&&(o=e.positionNode),r={version:t,colorNode:u,depthNode:l,positionNode:o},this._cacheShadowNodes.set(e,r)}return r}renderObject(e,t,r,s,i,n,a,o=null,u=null){let l,d,c,h,p=!1;if(e.onBeforeRender(this,t,r,s,i,n),!0===i.allowOverride&&null!==t.overrideMaterial){const e=t.overrideMaterial;if(p=!0,l=e.isNodeMaterial?e.colorNode:null,d=e.isNodeMaterial?e.depthNode:null,c=e.isNodeMaterial?e.positionNode:null,h=t.overrideMaterial.side,i.positionNode&&i.positionNode.isNode&&(e.positionNode=i.positionNode),e.alphaTest=i.alphaTest,e.alphaMap=i.alphaMap,e.transparent=i.transparent||i.transmission>0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);this.shadowMap.type===ht?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:HS[i.side],null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===P&&!1===i.forceSinglePass?(i.side=L,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=Nt,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=P):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}hasCompatibility(e){if(!1===this._initialized)throw new Error('Renderer: .hasCompatibility() called before the backend is initialized. Use "await renderer.init();" before using this method.');return this.backend.hasCompatibility(e)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);if(u.drawRange=e.geometry.drawRange,u.group=n,null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}const l=this._nodes.needsRefresh(u);l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),this._pipelines.isReady(u)&&(this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u))}_createObjectPipeline(e,t,r,s,i,n,a,o){if(null!==this._compilationPromises)return void this._compilationPromises.push({object:e,material:t,scene:r,camera:s,lightsNode:i,group:n,clippingContext:a,passId:o,renderContext:this._currentRenderContext});const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class jS{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}class XS extends jS{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return(e=this._buffer.byteLength)+(Sy-e%Sy)%Sy;var e}get buffer(){return this._buffer}update(){return!0}}class KS extends XS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let QS=0;class YS extends KS{constructor(e,t){super("UniformBuffer_"+QS++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get buffer(){return this.nodeUniform.value}}class ZS extends KS{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[],this._updateRangeCache=new Map}addUniformUpdateRange(e){const t=e.index;if(!0!==this._updateRangeCache.has(t)){const r=this.updateRanges,s={start:e.offset,count:e.itemSize};r.push(s),this._updateRangeCache.set(t,s)}}clearUpdateRanges(){this._updateRangeCache.clear(),super.clearUpdateRanges()}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r{this.generation=null,this.version=-1},this.texture=t,this.version=t?t.version:-1,this.generation=null,this.samplerKey="",this.isSampler=!0}set texture(e){this._texture!==e&&(this._texture&&this._texture.removeEventListener("dispose",this._onTextureDispose),this._texture=e,this.generation=null,this.version=-1,this._texture&&this._texture.addEventListener("dispose",this._onTextureDispose))}get texture(){return this._texture}update(){const{texture:e,version:t}=this;return t!==e.version&&(this.version=e.version,!0)}clone(){const e=super.clone();return e._texture=null,e._onTextureDispose=()=>{e.generation=null,e.version=-1},e.texture=this.texture,e}}let rR=0;class sR extends tR{constructor(e,t){super(e,t),this.id=rR++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class iR extends sR{constructor(e,t,r,s=null){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r,this.access=s}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class nR extends iR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class aR extends iR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const oR={bitcast_int_uint:new cT("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new cT("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},uR={textureDimensions:"textureSize",equals:"equal",bitcast_float_int:"floatBitsToInt",bitcast_int_float:"intBitsToFloat",bitcast_uint_float:"uintBitsToFloat",bitcast_float_uint:"floatBitsToUint",bitcast_uint_int:"tsl_bitcast_uint_to_int",bitcast_int_uint:"tsl_bitcast_int_to_uint",floatpack_snorm_2x16:"packSnorm2x16",floatpack_unorm_2x16:"packUnorm2x16",floatpack_float16_2x16:"packHalf2x16",floatunpack_snorm_2x16:"unpackSnorm2x16",floatunpack_unorm_2x16:"unpackUnorm2x16",floatunpack_float16_2x16:"unpackHalf2x16"},lR={low:"lowp",medium:"mediump",high:"highp"},dR={swizzleAssign:!0,storageBuffer:!1},cR={perspective:"smooth",linear:"noperspective"},hR={centroid:"centroid"},pR="\nprecision highp float;\nprecision highp int;\nprecision highp sampler2D;\nprecision highp sampler3D;\nprecision highp samplerCube;\nprecision highp sampler2DArray;\n\nprecision highp usampler2D;\nprecision highp usampler3D;\nprecision highp usamplerCube;\nprecision highp usampler2DArray;\n\nprecision highp isampler2D;\nprecision highp isampler3D;\nprecision highp isamplerCube;\nprecision highp isampler2DArray;\n\nprecision highp sampler2DShadow;\nprecision highp sampler2DArrayShadow;\nprecision highp samplerCubeShadow;\n";class gR extends HN{constructor(e,t){super(e,t,new hS),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=oR[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==oR[e]&&this._include(e),uR[e]||e}getBitcastMethod(e,t){return this.getMethod(`bitcast_${t}_${e}`)}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`${e} ? ${t} : ${r}`}getOutputStructName(){return""}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(this.getType(e.type)+" "+e.name);return`${this.getType(t.type)} ${t.name}( ${s.join(", ")} ) {\n\n\t${r.vars}\n\n${r.code}\n\treturn ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?He:We;2===s?n=i?Ft:W:3===s?n=i?Lt:Xe:4===s&&(n=i?Pt:Ee);const a={Float32Array:Q,Uint8Array:ke,Uint16Array:ze,Uint32Array:S,Int8Array:Ve,Int16Array:Ge,Int32Array:R,Uint8ClampedArray:ke},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?i:"";t=`${r.name} {\n\t${s} ${e.name}[${n}];\n};\n`}else{const t=e.groupNode.name;if(void 0===s[t]){const e=this.uniformGroups[t];if(void 0!==e){const r=[];for(const t of e.uniforms){const e=t.getType(),s=this.getVectorType(e),i=t.nodeUniform.node.precision;let n=`${s} ${t.name};`;null!==i&&(n=lR[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=lR[s]+" "+t),t="uniform "+t,r.push(t)}}let i="";for(const e in s){const t=s[e];i+=this._getGLSLUniformStruct(e,t.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${cR[s.interpolationType]||s.interpolationType} ${hR[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${cR[e.interpolationType]||e.interpolationType} ${hR[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":null}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=dR[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}dR[e]=t}return t}isFlipY(){return!0}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new iR(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new nR(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new aR(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new YS(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{let e=this.uniformGroups[o];void 0===e?(e=new eR(o,s),this.uniformGroups[o]=e,u.push(e)):-1===u.indexOf(e)&&u.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}}let mR=null,fR=null;class yR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[Dt.RENDER]:null,[Dt.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?Dt.COMPUTE:Dt.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getDrawingBufferSize(){return mR=mR||new t,this.renderer.getDrawingBufferSize(mR)}setScissorTest(){}getClearColor(){const e=this.renderer;return fR=fR||new Qy,e.getClearColor(fR),fR.getRGB(fR),fR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Ut(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${Tt} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}initRenderTarget(){}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let bR,xR,TR=0;class _R{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class vR{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:TR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new _R(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let RR,AR,ER,wR=!1;class CR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===wR&&(this._init(),wR=!0)}_init(){const e=this.gl;RR={[Gr]:e.REPEAT,[ve]:e.CLAMP_TO_EDGE,[kr]:e.MIRRORED_REPEAT},AR={[B]:e.NEAREST,[zr]:e.NEAREST_MIPMAP_NEAREST,[yt]:e.NEAREST_MIPMAP_LINEAR,[de]:e.LINEAR,[ft]:e.LINEAR_MIPMAP_NEAREST,[Z]:e.LINEAR_MIPMAP_LINEAR},ER={[qr]:e.NEVER,[Hr]:e.ALWAYS,[E]:e.LESS,[w]:e.LEQUAL,[Wr]:e.EQUAL,[M]:e.GEQUAL,[C]:e.GREATER,[$r]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i=!1){const{gl:n,extensions:a}=this;if(null!==e){if(void 0!==n[e])return n[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let o=t;if(t===n.RED&&(r===n.FLOAT&&(o=n.R32F),r===n.HALF_FLOAT&&(o=n.R16F),r===n.UNSIGNED_BYTE&&(o=n.R8),r===n.UNSIGNED_SHORT&&(o=n.R16),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RED_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.R8UI),r===n.UNSIGNED_SHORT&&(o=n.R16UI),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RG&&(r===n.FLOAT&&(o=n.RG32F),r===n.HALF_FLOAT&&(o=n.RG16F),r===n.UNSIGNED_BYTE&&(o=n.RG8),r===n.UNSIGNED_SHORT&&(o=n.RG16),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RG_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RG8UI),r===n.UNSIGNED_SHORT&&(o=n.RG16UI),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RGB){const e=i?jr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGB32F),r===n.HALF_FLOAT&&(o=n.RGB16F),r===n.UNSIGNED_BYTE&&(o=n.RGB8),r===n.UNSIGNED_SHORT&&(o=n.RGB16),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8:n.RGB8),r===n.UNSIGNED_SHORT_5_6_5&&(o=n.RGB565),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGB4),r===n.UNSIGNED_INT_5_9_9_9_REV&&(o=n.RGB9_E5),r===n.UNSIGNED_INT_10F_11F_11F_REV&&(o=n.R11F_G11F_B10F)}if(t===n.RGB_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGB8UI),r===n.UNSIGNED_SHORT&&(o=n.RGB16UI),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I)),t===n.RGBA){const e=i?jr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGBA32F),r===n.HALF_FLOAT&&(o=n.RGBA16F),r===n.UNSIGNED_BYTE&&(o=n.RGBA8),r===n.UNSIGNED_SHORT&&(o=n.RGBA16),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8_ALPHA8:n.RGBA8),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGBA4),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1)}return t===n.RGBA_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGBA8UI),r===n.UNSIGNED_SHORT&&(o=n.RGBA16UI),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I)),t===n.DEPTH_COMPONENT&&(r===n.UNSIGNED_SHORT&&(o=n.DEPTH_COMPONENT16),r===n.UNSIGNED_INT&&(o=n.DEPTH_COMPONENT24),r===n.FLOAT&&(o=n.DEPTH_COMPONENT32F)),t===n.DEPTH_STENCIL&&r===n.UNSIGNED_INT_24_8&&(o=n.DEPTH24_STENCIL8),o!==n.R16F&&o!==n.R32F&&o!==n.RG16F&&o!==n.RG32F&&o!==n.RGBA16F&&o!==n.RGBA32F||a.get("EXT_color_buffer_float"),o}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,n=p.getPrimaries(p.workingColorSpace),a=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),o=t.colorSpace===T||n===a?r.NONE:r.BROWSER_DEFAULT_WEBGL;r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),r.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),r.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,o),r.texParameteri(e,r.TEXTURE_WRAP_S,RR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,RR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,RR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,AR[t.magFilter]);const u=void 0!==t.mipmaps&&t.mipmaps.length>0,l=t.minFilter===de&&u?Z:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,AR[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,ER[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===B)return;if(t.minFilter!==yt&&t.minFilter!==Z)return;if(t.type===Q&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.capabilities.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{textureGPU:i,glTextureType:n,glFormat:a,glType:o}=s.get(t),{width:u,height:l}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(n,i),r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(n,0,0,0,u,l,a,o,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=Xr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();a.state.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),a.state.bindFramebuffer(o.READ_FRAMEBUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function MR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class BR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class FR{constructor(e){this.backend=e,this.maxAnisotropy=null,this.maxUniformBlockSize=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}getUniformBufferLimit(){if(null!==this.maxUniformBlockSize)return this.maxUniformBlockSize;const e=this.backend.gl;return this.maxUniformBlockSize=e.getParameter(e.MAX_UNIFORM_BLOCK_SIZE),this.maxUniformBlockSize}}const LR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class PR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGLTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class IR extends yR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new BR(this),this.capabilities=new FR(this),this.attributeUtils=new vR(this),this.textureUtils=new CR(this),this.bufferRenderer=new PR(this),this.state=new NR(this),this.utils=new SR(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.extensions.get("EXT_clip_control"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed"),t.reversedDepthBuffer&&(this.extensions.has("EXT_clip_control")?e.reversedDepthBuffer=!0:(d("WebGPURenderer: Unable to use reversed depth buffer due to missing EXT_clip_control extension. Fallback to default depth buffer."),e.reversedDepthBuffer=!1)),e.reversedDepthBuffer&&this.state.setReversedDepth(!0)}get coordinateSystem(){return c}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new UR(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor)this.updateScissor(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.scissor(0,0,e,r)}this.initTimestampQuery(Dt.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t1?t.renderInstances(r,s,i):t.render(r,s)}draw(e){const{object:t,pipeline:r,material:s,context:i,hardwareClippingPlanes:n}=e,{programGPU:a}=this.get(r),{gl:o,state:u}=this,l=this.get(i),d=e.getDrawParameters();if(null===d)return;this._bindUniforms(e.getBindings());const c=t.isMesh&&t.matrixWorld.determinant()<0;u.setMaterial(s,c,n),null!==i.mrt&&null!==i.textures&&u.setMRTBlending(i.textures,i.mrt,s),u.useProgram(a);const h=e.getAttributes(),p=this.get(h);let g=p.vaoGPU;if(void 0===g){const e=this._getVaoKey(h);g=this.vaoCache[e],void 0===g&&(g=this._createVao(h),this.vaoCache[e]=g,p.vaoGPU=g)}const m=e.getIndex(),f=null!==m?this.get(m).bufferGPU:null;u.setVertexState(g,f);const y=l.lastOcclusionObject;if(y!==t&&void 0!==y){if(null!==y&&!0===y.occlusionTest&&(o.endQuery(o.ANY_SAMPLES_PASSED),l.occlusionQueryIndex++),!0===t.occlusionTest){const e=o.createQuery();o.beginQuery(o.ANY_SAMPLES_PASSED,e),l.occlusionQueries[l.occlusionQueryIndex]=e,l.occlusionQueryObjects[l.occlusionQueryIndex]=t}l.lastOcclusionObject=t}const b=this.bufferRenderer;t.isPoints?b.mode=o.POINTS:t.isLineSegments?b.mode=o.LINES:t.isLine?b.mode=o.LINE_STRIP:t.isLineLoop?b.mode=o.LINE_LOOP:!0===s.wireframe?(u.setLineWidth(s.wireframeLinewidth*this.renderer.getPixelRatio()),b.mode=o.LINES):b.mode=o.TRIANGLES;const{vertexCount:x,instanceCount:T}=d;let{firstVertex:_}=d;if(b.object=t,null!==m){_*=m.array.BYTES_PER_ELEMENT;const e=this.get(m);b.index=m.count,b.type=e.type}else b.index=0;if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("THREE.WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n,pipeline:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;eLR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=qy(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const OR="point-list",VR="line-list",kR="line-strip",GR="triangle-list",zR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},$R="never",WR="less",HR="equal",qR="less-equal",jR="greater",XR="not-equal",KR="greater-equal",QR="always",YR="store",ZR="load",JR="clear",eA="ccw",tA="cw",rA="none",sA="back",iA="uint16",nA="uint32",aA="r8unorm",oA="r8snorm",uA="r8uint",lA="r8sint",dA="r16uint",cA="r16sint",hA="r16float",pA="rg8unorm",gA="rg8snorm",mA="rg8uint",fA="rg8sint",yA="r32uint",bA="r32sint",xA="r32float",TA="rg16uint",_A="rg16sint",vA="rg16float",NA="rgba8unorm",SA="rgba8unorm-srgb",RA="rgba8snorm",AA="rgba8uint",EA="rgba8sint",wA="bgra8unorm",CA="bgra8unorm-srgb",MA="rgb9e5ufloat",BA="rgb10a2unorm",FA="rg11b10ufloat",LA="rg32uint",PA="rg32sint",DA="rg32float",UA="rgba16uint",IA="rgba16sint",OA="rgba16float",VA="rgba32uint",kA="rgba32sint",GA="rgba32float",zA="depth16unorm",$A="depth24plus",WA="depth24plus-stencil8",HA="depth32float",qA="depth32float-stencil8",jA="bc1-rgba-unorm",XA="bc1-rgba-unorm-srgb",KA="bc2-rgba-unorm",QA="bc2-rgba-unorm-srgb",YA="bc3-rgba-unorm",ZA="bc3-rgba-unorm-srgb",JA="bc4-r-unorm",eE="bc4-r-snorm",tE="bc5-rg-unorm",rE="bc5-rg-snorm",sE="bc6h-rgb-ufloat",iE="bc6h-rgb-float",nE="bc7-rgba-unorm",aE="bc7-rgba-unorm-srgb",oE="etc2-rgb8unorm",uE="etc2-rgb8unorm-srgb",lE="etc2-rgb8a1unorm",dE="etc2-rgb8a1unorm-srgb",cE="etc2-rgba8unorm",hE="etc2-rgba8unorm-srgb",pE="eac-r11unorm",gE="eac-r11snorm",mE="eac-rg11unorm",fE="eac-rg11snorm",yE="astc-4x4-unorm",bE="astc-4x4-unorm-srgb",xE="astc-5x4-unorm",TE="astc-5x4-unorm-srgb",_E="astc-5x5-unorm",vE="astc-5x5-unorm-srgb",NE="astc-6x5-unorm",SE="astc-6x5-unorm-srgb",RE="astc-6x6-unorm",AE="astc-6x6-unorm-srgb",EE="astc-8x5-unorm",wE="astc-8x5-unorm-srgb",CE="astc-8x6-unorm",ME="astc-8x6-unorm-srgb",BE="astc-8x8-unorm",FE="astc-8x8-unorm-srgb",LE="astc-10x5-unorm",PE="astc-10x5-unorm-srgb",DE="astc-10x6-unorm",UE="astc-10x6-unorm-srgb",IE="astc-10x8-unorm",OE="astc-10x8-unorm-srgb",VE="astc-10x10-unorm",kE="astc-10x10-unorm-srgb",GE="astc-12x10-unorm",zE="astc-12x10-unorm-srgb",$E="astc-12x12-unorm",WE="astc-12x12-unorm-srgb",HE="clamp-to-edge",qE="repeat",jE="mirror-repeat",XE="linear",KE="nearest",QE="zero",YE="one",ZE="src",JE="one-minus-src",ew="src-alpha",tw="one-minus-src-alpha",rw="dst",sw="one-minus-dst",iw="dst-alpha",nw="one-minus-dst-alpha",aw="src-alpha-saturated",ow="constant",uw="one-minus-constant",lw="add",dw="subtract",cw="reverse-subtract",hw="min",pw="max",gw=0,mw=15,fw="keep",yw="zero",bw="replace",xw="invert",Tw="increment-clamp",_w="decrement-clamp",vw="increment-wrap",Nw="decrement-wrap",Sw="storage",Rw="read-only-storage",Aw="write-only",Ew="read-only",ww="read-write",Cw="non-filtering",Mw="comparison",Bw="float",Fw="unfilterable-float",Lw="depth",Pw="sint",Dw="uint",Uw="2d",Iw="3d",Ow="2d",Vw="2d-array",kw="cube",Gw="3d",zw="all",$w="vertex",Ww="instance",Hw={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},qw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class jw extends tR{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class Xw extends XS{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let Kw=0;class Qw extends Xw{constructor(e,t){super("StorageBuffer_"+Kw++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:si.READ_WRITE,this.groupNode=t}get attribute(){return this.nodeUniform.value}get buffer(){return this.nodeUniform.value.array}}class Yw extends xy{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:XE}),this.flipYSampler=e.createSampler({minFilter:KE}),this.flipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST}),e.queue.writeBuffer(this.flipUniformBuffer,0,new Uint32Array([1])),this.noFlipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM}),this.transferPipelines={},this.mipmapShaderModule=e.createShaderModule({label:"mipmap",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4f,\n\t@location( 0 ) vTex : vec2f,\n\t@location( 1 ) @interpolate(flat, either) vBaseArrayLayer: u32,\n};\n\n@group( 0 ) @binding ( 2 )\nvar flipY: u32;\n\n@vertex\nfn mainVS(\n\t\t@builtin( vertex_index ) vertexIndex : u32,\n\t\t@builtin( instance_index ) instanceIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array(\n\t\tvec2f( -1, -1 ),\n\t\tvec2f( -1, 3 ),\n\t\tvec2f( 3, -1 ),\n\t);\n\n\tlet p = pos[ vertexIndex ];\n\tlet mult = select( vec2f( 0.5, -0.5 ), vec2f( 0.5, 0.5 ), flipY != 0 );\n\tVarys.vTex = p * mult + vec2f( 0.5 );\n\tVarys.Position = vec4f( p, 0, 1 );\n\tVarys.vBaseArrayLayer = instanceIndex;\n\n\treturn Varys;\n\n}\n\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img2d : texture_2d;\n\n@fragment\nfn main_2d( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2d, imgSampler, Varys.vTex );\n\n}\n\n@group( 0 ) @binding( 1 )\nvar img2dArray : texture_2d_array;\n\n@fragment\nfn main_2d_array( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2dArray, imgSampler, Varys.vTex, Varys.vBaseArrayLayer );\n\n}\n\nconst faceMat = array(\n mat3x3f( 0, 0, -2, 0, -2, 0, 1, 1, 1 ), // pos-x\n mat3x3f( 0, 0, 2, 0, -2, 0, -1, 1, -1 ), // neg-x\n mat3x3f( 2, 0, 0, 0, 0, 2, -1, 1, -1 ), // pos-y\n mat3x3f( 2, 0, 0, 0, 0, -2, -1, -1, 1 ), // neg-y\n mat3x3f( 2, 0, 0, 0, -2, 0, -1, 1, 1 ), // pos-z\n mat3x3f( -2, 0, 0, 0, -2, 0, 1, 1, -1 ), // neg-z\n);\n\n@group( 0 ) @binding( 1 )\nvar imgCube : texture_cube;\n\n@fragment\nfn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( imgCube, imgSampler, faceMat[ Varys.vBaseArrayLayer ] * vec3f( fract( Varys.vTex ), 1 ) );\n\n}\n"})}getTransferPipeline(e,t){const r=`${e}-${t=t||"2d-array"}`;let s=this.transferPipelines[r];return void 0===s&&(s=this.device.createRenderPipeline({label:`mipmap-${e}-${t}`,vertex:{module:this.mipmapShaderModule},fragment:{module:this.mipmapShaderModule,entryPoint:`main_${t.replace("-","_")}`,targets:[{format:e}]},layout:"auto"}),this.transferPipelines[r]=s),s}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.device.createTexture({size:{width:i,height:n},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),o=this.getTransferPipeline(s,e.textureBindingViewDimension),u=this.getTransferPipeline(s,a.textureBindingViewDimension),l=this.device.createCommandEncoder({}),d=(e,t,r,s,i,n)=>{const a=e.getBindGroupLayout(0),o=this.device.createBindGroup({layout:a,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t.createView({dimension:t.textureBindingViewDimension||"2d-array",baseMipLevel:0,mipLevelCount:1})},{binding:2,resource:{buffer:n?this.flipUniformBuffer:this.noFlipUniformBuffer}}]}),u=l.beginRenderPass({colorAttachments:[{view:s.createView({dimension:"2d",baseMipLevel:0,mipLevelCount:1,baseArrayLayer:i,arrayLayerCount:1}),loadOp:JR,storeOp:YR}]});u.setPipeline(e),u.setBindGroup(0,o),u.draw(3,1,0,r),u.end()};d(o,e,r,a,0,!1),d(u,a,0,e,r,!0),this.device.queue.submit([l.finish()]),a.destroy()}generateMipmaps(e,t=null){const r=this.get(e),s=r.layers||this._mipmapCreateBundles(e),i=t||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(i,s),null===t&&this.device.queue.submit([i.finish()]),r.layers=s}_mipmapCreateBundles(e){const t=e.textureBindingViewDimension||"2d-array",r=this.getTransferPipeline(e.format,t),s=r.getBindGroupLayout(0),i=[];for(let n=1;n0)for(let t=0,n=s.length;t0){for(const s of e.layerUpdates)this._copyBufferToTexture(t.image,r.texture,i,s,e.flipY,s);e.clearLayerUpdates()}else for(let s=0;s0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;try{o.queue.copyExternalImageToTexture({source:e,flipY:i},{texture:t,mipLevel:a,origin:{x:0,y:0,z:s},premultipliedAlpha:n},{width:u,height:l,depthOrArrayLayers:1})}catch(e){}}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new Yw(this.backend.device)),e}_generateMipmaps(e,t=null){this._getPassUtils().generateMipmaps(e,t)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;o.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:s}},u,{offset:e.width*e.height*l*n,bytesPerRow:d},{width:e.width,height:e.height,depthOrArrayLayers:1}),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r){const s=this.backend.device,i=this._getBlockData(r.format),n=r.size.depthOrArrayLayers>1;for(let a=0;a]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,sC=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,iC={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class nC extends oS{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(rC);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=sC.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class aC extends aS{parseFunction(e){return new nC(e)}}const oC={[si.READ_ONLY]:"read",[si.WRITE_ONLY]:"write",[si.READ_WRITE]:"read_write"},uC={[Gr]:"repeat",[ve]:"clamp",[kr]:"mirror"},lC={vertex:zR.VERTEX,fragment:zR.FRAGMENT,compute:zR.COMPUTE},dC={instance:!0,swizzleAssign:!1,storageBuffer:!0},cC={"^^":"tsl_xor"},hC={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},pC={},gC={tsl_xor:new cT("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new cT("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new cT("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new cT("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new cT("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new cT("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new cT("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new cT("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new cT("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new cT("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new cT("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new cT("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new cT("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n"),biquadraticTextureArray:new cT("\nfn tsl_biquadraticTexture_array( map : texture_2d_array, coord : vec2f, iRes : vec2u, layer : u32, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, layer, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, layer, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},mC={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let fC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(fC+="diagnostic( off, derivative_uniformity );\n");class yC extends HN{constructor(e,t){super(e,t,new aC),this.uniformGroups={},this.uniformGroupsBindings={},this.builtins={},this.directives={},this.scopedArrays=new Map}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${uC[e.wrapS]}S_${uC[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=pC[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Gr?(s.push(gC.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===ve?(s.push(gC.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===kr?(s.push(gC.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",pC[t]=r=new cT(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.globalCache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new wu(new gl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new wu(new gl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new wu(new gl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u",n){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${o}`),n?(this._include("biquadraticTextureArray"),`tsl_biquadraticTexture_array( ${t}, ${a}( ${r} ), ${o}, u32( ${n} ), u32( ${i} ) )`):(this._include("biquadraticTexture"),`tsl_biquadraticTexture( ${t}, ${a}( ${r} ), ${o}, u32( ${i} ) )`)}generateTextureLod(e,t,r,s,i,n="0u"){if(!0===e.isCubeTexture){i&&(r=`${r} + vec3(${i})`);return`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${e.isDepthTexture?"u32":"f32"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);return r=`${u}( clamp( floor( ${a}( ${r} ) * ${u}( ${o} ) ), ${`${u}( 0 )`}, ${`${u}( ${o} - ${"vec3"===u?"vec3( 1, 1, 1 )":"vec2( 1, 1 )"} )`} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateStorageTextureLoad(e,t,r,s,i,n){let a;return n&&(r=`${r} + ${n}`),a=i?`textureLoad( ${t}, ${r}, ${i} )`:`textureLoad( ${t}, ${r} )`,a}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction&&this.renderer.hasCompatibility(A.TEXTURE_COMPARE)}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&e.type===Q||!1===this.isSampleCompare(e)&&e.minFilter===B&&e.magFilter===B||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]} )`:n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=cC[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),si.READ_WRITE):si.READ_ONLY:e.access}getStorageAccess(e,t){return oC[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);"texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new aR(i.name,i.node,o,n):new iR(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new nR(i.name,i.node,o,n):"texture3D"===t&&(s=new aR(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(lC[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new jw(`${i.name}_sampler`,i.node,o);e.setVisibility(lC[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?YS:Qw)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|lC[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e&&(e=new eR(u,o),e.setVisibility(zR.VERTEX|zR.FRAGMENT|zR.COMPUTE),this.uniformGroups[u]=e),-1===l.indexOf(e)&&l.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null){let s=`var ${t} : `;return s+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),s}getVars(e){const t=[],r=this.vars[e];if(void 0!==r)for(const e of r)t.push(`\t${this.getVar(e.type,e.name,e.count)};`);return`\n${t.join("\n")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","builtinClipSpace","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];for(let i=0;ir.value.itemSize;return s&&!i}getUniforms(e){const t=this.uniforms[e],r=[],s=[],i=[],n={};for(const i of t){const t=i.groupNode.name,a=this.bindingsIndexes[t];if("texture"===i.type||"cubeTexture"===i.type||"cubeDepthTexture"===i.type||"storageTexture"===i.type||"texture3D"===i.type){const t=i.node.value;let s;(!0===t.isCubeTexture||!1===this.isUnfilterable(t)&&!0!==i.node.isStorageTextureNode)&&(this.isSampleCompare(t)?r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler_comparison;`):r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler;`));let n="";const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(t);if(o>1&&(n="_multisampled"),!0===t.isCubeTexture&&!0===t.isDepthTexture)s="texture_depth_cube";else if(!0===t.isCubeTexture)s="texture_cube";else if(!0===t.isDepthTexture)s=this.renderer.backend.compatibilityMode&&null===t.compareFunction?`texture${n}_2d`:`texture_depth${n}_2d${!0===t.isArrayTexture?"_array":""}`;else if(!0===i.node.isStorageTextureNode){const r=tC(t),n=this.getStorageAccess(i.node,e),a=i.node.value.is3DTexture,o=i.node.value.isArrayTexture;s=`texture_storage_${a?"3d":"2d"+(o?"_array":"")}<${r}, ${n}>`}else if(!0===t.isArrayTexture||!0===t.isDataArrayTexture||!0===t.isCompressedArrayTexture)s="texture_2d_array";else if(!0===t.is3DTexture||!0===t.isData3DTexture)s="texture_3d";else{s=`texture${n}_2d<${this.getComponentTypeFromTexture(t).charAt(0)}32>`}r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name} : ${s};`)}else if("buffer"===i.type||"storageBuffer"===i.type||"indirectStorageBuffer"===i.type){const t=i.node,r=this.getType(t.getNodeType(this)),n=t.bufferCount,o=n>0&&"buffer"===i.type?", "+n:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(i))s.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var<${u}> ${i.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${o} >`;s.push(this._getWGSLStructBinding(i.name,e,u,a.binding++,a.group))}}else{const e=i.groupNode.name;if(void 0===n[e]){const t=this.uniformGroups[e];if(void 0!==t){const r=[];for(const e of t.uniforms){const t=e.getType(),s=this.getType(this.getVectorType(t));r.push(`\t${e.name} : ${s}`)}let s=this.uniformGroupsBindings[e];void 0===s&&(s={index:a.binding++,id:a.group},this.uniformGroupsBindings[e]=s),n[e]={index:s.index,id:s.id,snippets:r}}}}}for(const e in n){const t=n[e];i.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}return[...r,...s,...i].join("\n")}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=e[t];r.uniforms=this.getUniforms(t),r.attributes=this.getAttributes(t),r.varyings=this.getVaryings(t),r.structs=this.getStructs(t),r.vars=this.getVars(t),r.codes=this.getCodes(t),r.directives=this.getDirectives(t),r.scopedArrays=this.getScopedArrays(t);let s="// code\n\n";s+=this.flowCode[t];const i=this.flowNodes[t],n=i[i.length-1],a=n.outputNode,o=void 0!==a&&!0===a.isOutputStructNode;for(const e of i){const i=this.getFlowData(e),u=e.name;if(u&&(s.length>0&&(s+="\n"),s+=`\t// flow -> ${u}\n`),s+=`${i.code}\n\t`,e===n&&"compute"!==t)if(s+="// result\n\n\t","vertex"===t)s+=`varyings.builtinClipSpace = ${i.result};`;else if("fragment"===t)if(o)r.returnType=a.getNodeType(this),r.structs+="var output : "+r.returnType+";",s+=`return ${i.result};`;else{let e="\t@location(0) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),r.returnType="OutputStruct",r.structs+=this._getWGSLStruct("OutputStruct",e),r.structs+="\nvar output : OutputStruct;",s+=`output.color = ${i.result};\n\n\treturn output;`}}r.flow=s}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return hC[e]||e}isAvailable(e){let t=dC[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),dC[e]=t),t}_getWGSLMethod(e){return void 0!==gC[e]&&this._include(e),mC[e]}_include(e){const t=gC[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${fC}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}class bC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?WA:$A),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?OR:e.isLineSegments||e.isMesh&&!0===t.wireframe?VR:e.isLine?kR:e.isMesh?GR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===ke)return wA;if(e===_e)return OA;throw new Error("Unsupported output buffer type.")}}const xC=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&xC.set(Float16Array,["float16"]);const TC=new Map([[bt,["float16"]]]),_C=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class vC{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e0&&(void 0===n.groups&&(n.groups=[],n.versions=[]),n.versions[r]===s&&(o=n.groups[r])),void 0===o&&(o=this.createBindGroup(e,a),r>0&&(n.groups[r]=o,n.versions[r]=s)),n.group=o}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const e=Kr(s),t=e?1:s.BYTES_PER_ELEMENT;for(let a=0,o=n.length;a1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,a=e[i],void 0===a){const n=zw;let o;o=t.isSampledCubeTexture?kw:t.isSampledTexture3D?Gw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Vw:Ow,a=e[i]=e.texture.createView({aspect:n,dimension:o,mipLevelCount:r,baseMipLevel:s})}}n.push({binding:i,resource:a})}else if(t.isSampler){const e=r.get(t.texture);n.push({binding:i,resource:e.sampler})}i++}return s.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:n})}_createLayoutEntries(e){const t=[];let r=0;for(const s of e.bindings){const e=this.backend,i={binding:r,visibility:s.visibility};if(s.isUniformBuffer||s.isStorageBuffer){const e={};s.isStorageBuffer&&(s.visibility&zR.COMPUTE&&(s.access===si.READ_WRITE||s.access===si.WRITE_ONLY)?e.type=Sw:e.type=Rw),i.buffer=e}else if(s.isSampledTexture&&s.store){const e={};e.format=this.backend.get(s.texture).texture.format;const t=s.access;e.access=t===si.READ_WRITE?ww:t===si.WRITE_ONLY?Aw:Ew,s.texture.isArrayTexture?e.viewDimension=Vw:s.texture.is3DTexture&&(e.viewDimension=Gw),i.storageTexture=e}else if(s.isSampledTexture){const t={},{primarySamples:r}=e.utils.getTextureSampleData(s.texture);if(r>1&&(t.multisampled=!0,s.texture.isDepthTexture||(t.sampleType=Fw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=Fw:t.sampleType=Lw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture||s.texture.isStorageTexture){const e=s.texture.type;e===R?t.sampleType=Pw:e===S?t.sampleType=Dw:e===Q&&(this.backend.hasFeature("float32-filterable")?t.sampleType=Bw:t.sampleType=Fw)}s.isSampledCubeTexture?t.viewDimension=kw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Vw:s.isSampledTexture3D&&(t.viewDimension=Gw),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&e.hasCompatibility(A.TEXTURE_COMPARE)?t.type=Mw:t.type=Cw),i.sampler=t}else o(`WebGPUBindingUtils: Unsupported binding "${s}".`);t.push(i),r++}return t}deleteBindGroupData(e){const{backend:t}=this,r=t.get(e);r.layout&&(r.layout.usedTimes--,0===r.layout.usedTimes&&this._bindGroupLayoutCache.delete(r.layoutKey),r.layout=void 0,r.layoutKey=void 0)}dispose(){this._bindGroupLayoutCache.clear()}}class RC{constructor(e){this.backend=e}getMaxAnisotropy(){return 16}getUniformBufferLimit(){return this.backend.device.limits.maxUniformBufferBindingSize}}class AC{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t),{layoutGPU:r}=e.layout;p.push(r)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===se||s.blending===et&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures,r=e.context.mrt;for(let e=0;e1},layout:d.createPipelineLayout({bindGroupLayouts:p})},E={},w=e.context.depth,C=e.context.stencil;if(!0!==w&&!0!==C||(!0===w&&(E.format=S,E.depthWriteEnabled=s.depthWrite,E.depthCompare=N),!0===C&&(E.stencilFront=f,E.stencilBack=f,E.stencilReadMask=s.stencilFuncMask,E.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&(E.depthBias=s.polygonOffsetUnits,E.depthBiasSlopeScale=s.polygonOffsetFactor,E.depthBiasClamp=0),A.depthStencil=E),d.pushErrorScope("validation"),null===t)h.pipeline=d.createRenderPipeline(A),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(e.message))});else{const e=new Promise(async e=>{try{h.pipeline=await d.createRenderPipelineAsync(A)}catch(e){}const t=await d.popErrorScope();null!==t&&(h.error=!0,o(t.message)),e()});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a={label:t,colorFormats:s.getCurrentColorFormats(e),depthStencilFormat:n,sampleCount:this._getSampleCount(e)};return i.createRenderBundleEncoder(a)}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e),{layoutGPU:s}=t.layout;a.push(s)}n.pipeline=s.createComputePipeline({compute:i,layout:s.createPipelineLayout({bindGroupLayouts:a})})}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===St){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:lw},r={srcFactor:i,dstFactor:n,operation:lw}};if(e.premultipliedAlpha)switch(s){case et:i(YE,tw,YE,tw);break;case Zt:i(YE,YE,YE,YE);break;case Yt:i(QE,JE,QE,YE);break;case Qt:i(rw,tw,QE,YE)}else switch(s){case et:i(ew,tw,YE,tw);break;case Zt:i(ew,YE,YE,YE);break;case Yt:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case Qt:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case Rt:t=QE;break;case qt:t=YE;break;case Ht:t=ZE;break;case Gt:t=JE;break;case tt:t=ew;break;case rt:t=tw;break;case $t:t=rw;break;case kt:t=sw;break;case zt:t=iw;break;case Vt:t=nw;break;case Wt:t=aw;break;case 211:t=ow;break;case 212:t=uw;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case ss:t=$R;break;case rs:t=QR;break;case ts:t=WR;break;case es:t=qR;break;case Jr:t=HR;break;case Zr:t=KR;break;case Yr:t=jR;break;case Qr:t=XR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case cs:t=fw;break;case ds:t=yw;break;case ls:t=bw;break;case us:t=xw;break;case os:t=Tw;break;case as:t=_w;break;case ns:t=vw;break;case is:t=Nw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case st:t=lw;break;case Ot:t=dw;break;case It:t=cw;break;case ps:t=hw;break;case hs:t=pw;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?iA:nA);let n=r.side===L;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?tA:eA,s.cullMode=r.side===P?rA:sA,s}_getColorWriteMask(e){return!0===e.colorWrite?mw:gw}_getDepthCompare(e){let t;if(!1===e.depthTest)t=QR;else{const r=this.backend.parameters.reversedDepthBuffer?or[e.depthFunc]:e.depthFunc;switch(r){case ar:t=$R;break;case nr:t=QR;break;case ir:t=WR;break;case sr:t=qR;break;case rr:t=HR;break;case tr:t=KR;break;case er:t=jR;break;case Jt:t=XR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class EC extends DR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${t}`});const s=8*this.maxQueries;this.resolveBuffer=this.device.createBuffer({label:`buffer_timestamp_resolve_${t}`,size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.resultBuffer=this.device.createBuffer({label:`buffer_timestamp_result_${t}`,size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ})}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder();s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(this.device.queue.submit([i]),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}class wC extends yR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=null,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new bC(this),this.attributeUtils=new vC(this),this.bindingUtils=new SC(this),this.capabilities=new RC(this),this.pipelineUtils=new AC(this),this.textureUtils=new eC(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[A.TEXTURE_COMPARE]:t}}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:"compatibility"},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(Hw),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;this.compatibilityMode=!r.features.has("core-features-and-limits"),this.compatibilityMode&&(e._samples=0),r.lost.then(t=>{if("destroyed"===t.reason)return;const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(Hw.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${Tt} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===_e?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){i={colorAttachments:[{view:null}]},!0!==e.depth&&!0!==e.stencil||(i.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView()});const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.image.depth>1&&e.camera.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,i=r.createQuerySet({type:"occlusion",count:s,label:`occlusionQuerySet_${e.id}`}),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:ZR}),this.initTimestampQuery(Dt.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(i=this.device.createBuffer({size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(s,i));const n=this.device.createBuffer({size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.device.queue.submit([t.cmdEncoderGPU.finish()])}_draw(e,t,r,s,i,n,a,o,u){const{object:l,material:d,context:c}=e,h=e.getIndex(),p=null!==h;this.pipelineUtils.setPipeline(o,s),u.pipeline=s;const g=u.bindingGroups;for(let e=0,t=i.length;e65535?4:2);for(let a=0;a1?0:a;!0===p?o.drawIndexed(r[a],s,e[a]/n,0,u):o.draw(r[a],s,e[a],u),t.update(l,r[a],s)}}else if(!0===p){const{vertexCount:r,instanceCount:s,firstVertex:i}=a,n=e.getIndirect();if(null!==n){const t=this.get(n).buffer,r=e.getIndirectOffset(),s=Array.isArray(r)?r:[r];for(let e=0;e0){const i=this.get(e.camera),a=e.camera.cameras,c=e.getBindingGroup("cameraIndex");if(void 0===i.indexesGPU||i.indexesGPU.length!==a.length){const e=this.get(c),t=[],r=new Uint32Array([0,0,0,0]);for(let s=0,i=a.length;s(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new IR(e)));super(new t(e),e),this.library=new BC,this.isWebGPURenderer=!0}}class LC extends Es{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class PC{constructor(e,t=wn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new fg;r.name="RenderPipeline",this._quadMesh=new ux(r),this._quadMesh.name="Render Pipeline",this._context=null}render(){const e=this.renderer;this._update(),null!==this._context.onBeforeRenderPipeline&&this._context.onBeforeRenderPipeline();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterRenderPipeline&&this._context.onAfterRenderPipeline()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(!0===this.needsUpdate){const e=this.renderer,t=e.toneMapping,r=e.outputColorSpace,s={renderPipeline:this,onBeforeRenderPipeline:null,onAfterRenderPipeline:null};let i=this.outputNode;!0===this.outputColorTransform?(i=i.context(s),i=bl(i,t,r)):(s.toneMapping=t,s.outputColorSpace=r,i=i.context(s)),this._context=s,this._quadMesh.material.fragmentNode=i,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('RenderPipeline: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class DC extends PC{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class UC extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=de,this.minFilter=de,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class IC extends _x{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class OC extends ws{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new Cs(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),fn()):new this.nodes[e]}}class VC extends Ms{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class kC extends Bs{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}parseNodes(e,t){if(void 0!==e){const r=new OC;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new VC;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t this.dispatchEvent( e ) ); const parameters = new Parameters( { builtin: true, @@ -111,6 +112,48 @@ class Inspector extends RendererInspector { } + hide() { + + this.profiler.hide(); + + } + + show() { + + this.profiler.show(); + + } + + getSize() { + + return this.profiler.getSize(); + + } + + setActiveTab( tab ) { + + this.profiler.setActiveTab( tab.id ); + + return this; + + } + + addTab( tab ) { + + this.profiler.addTab( tab ); + + return this; + + } + + removeTab( tab ) { + + this.profiler.removeTab( tab ); + + return this; + + } + resolveConsoleOnce( type, message ) { const key = type + message; diff --git a/examples/jsm/inspector/addons/tsl-graph/TSLGraphEditor.js b/examples/jsm/inspector/addons/tsl-graph/TSLGraphEditor.js new file mode 100644 index 00000000000000..e806c17687d955 --- /dev/null +++ b/examples/jsm/inspector/addons/tsl-graph/TSLGraphEditor.js @@ -0,0 +1,750 @@ +import { error } from 'three/webgpu'; +import { Tab } from '../../ui/Tab.js'; +import { TSLGraphLoader } from './TSLGraphLoader.js'; + +const HOST_SOURCE = 'tsl-graph-host'; +const EDITOR_SOURCE = 'tsl-graph-editor'; + +const _resposeByCommand = { + 'tsl:command:get-code': 'tsl:response:get-code', + 'tsl:command:set-root-material': 'tsl:response:set-root-material', + 'tsl:command:get-graph': 'tsl:response:get-graph', + 'tsl:command:load': 'tsl:response:load', + 'tsl:command:clear-graph': 'tsl:response:clear-graph' +}; + +const _refMaterials = new WeakMap(); + +export class TSLGraphEditor extends Tab { + + constructor( options = {} ) { + + super( 'TSL Graph', options ); + + const editorUrl = new URL( 'https://www.tsl-graph.xyz/editor/standalone' ); + editorUrl.searchParams.set( 'graphs', 'material' ); + editorUrl.searchParams.set( 'targetOrigin', '*' ); + + // UI Setup + this.content.style.display = 'flex'; + this.content.style.flexDirection = 'column'; + this.content.style.position = 'relative'; + + const headerDiv = document.createElement( 'div' ); + headerDiv.style.padding = '4px'; + headerDiv.style.backgroundColor = 'var(--profiler-header-bg, #2a2a33aa)'; + headerDiv.style.borderBottom = '1px solid var(--profiler-border, #4a4a5a)'; + headerDiv.style.display = 'flex'; + headerDiv.style.justifyContent = 'center'; + headerDiv.style.gap = '4px'; + + const importBtn = document.createElement( 'button' ); + importBtn.innerHTML = ''; + importBtn.className = 'panel-action-btn'; + importBtn.title = 'Import'; + importBtn.style.padding = '5px 8px'; + importBtn.onclick = () => this._importData(); + + const exportBtn = document.createElement( 'button' ); + exportBtn.innerHTML = ''; + exportBtn.className = 'panel-action-btn'; + exportBtn.title = 'Export'; + exportBtn.style.padding = '5px 8px'; + exportBtn.onclick = () => this._exportData(); + + const manageBtn = document.createElement( 'button' ); + manageBtn.innerHTML = ''; + manageBtn.className = 'panel-action-btn'; + manageBtn.title = 'Saved Materials'; + manageBtn.style.padding = '5px 8px'; + manageBtn.onclick = () => this._showManagerModal(); + + headerDiv.appendChild( importBtn ); + headerDiv.appendChild( exportBtn ); + headerDiv.appendChild( manageBtn ); + + this.content.appendChild( headerDiv ); + + this.iframe = document.createElement( 'iframe' ); + this.iframe.style.width = '100%'; + this.iframe.style.minHeight = '600px'; + this.iframe.style.border = 'none'; + this.iframe.style.flex = '1'; + this.iframe.src = editorUrl.toString(); + this.editorOrigin = new URL( this.iframe.src ).origin; + + this.content.appendChild( this.iframe ); + + this.material = null; + this.uniforms = null; + + this.isReady = false; + + this._codeData = null; + this._codeSaveTimeout = null; + + this._pending = new Map(); + + this._resolveReady = null; + this._editorReady = new Promise( ( resolve ) => { + + this._resolveReady = resolve; + + } ); + + window.addEventListener( 'message', this.onMessage.bind( this ) ); + + } + + get hasGraphs() { + + return TSLGraphLoader.hasGraphs; + + } + + apply( scene ) { + + const loader = new TSLGraphLoader(); + const applier = loader.parse( TSLGraphLoader.getCodes() ); + applier.apply( scene ); + + return this; + + } + + restoreMaterial( material ) { + + material.copy( new material.constructor() ); + material.needsUpdate = true; + + } + + async setMaterial( material ) { + + if ( this.material === material ) return; + + await this._setMaterial( material ); + + this.dispatchEvent( { type: 'change', material } ); + + } + + async loadGraph( graphData ) { + + await this.command( 'load', { graphData } ); + + } + + async command( type, payload ) { + + type = 'tsl:command:' + type; + + await this._editorReady; + + const requestId = this._makeRequestId(); + const expectedType = _resposeByCommand[ type ]; + + return new Promise( ( resolve, reject ) => { + + const timer = window.setTimeout( () => { + + if ( ! this._pending.has( requestId ) ) return; + this._pending.delete( requestId ); + reject( new Error( `Timeout for ${type}` ) ); + + }, 5000 ); + + this._pending.set( requestId, { expectedType, resolve, reject, timer } ); + + const message = { source: HOST_SOURCE, type, requestId }; + if ( payload !== undefined ) message.payload = payload; + + this._post( message ); + + } ); + + } + + async getCode() { + + return this.command( 'get-code' ); + + } + + async getTSLFunction() { + + const graphLoader = new TSLGraphLoader(); + const applier = graphLoader.parse( await this.getCode() ); + + return applier.tslGraphFns[ 'tslGraph' ]; + + } + + async getGraph() { + + return ( await this.command( 'get-graph' ) ).graphData; + + } + + async onResponse( /*type, payload*/ ) { + + + + } + + async onEvent( type, payload ) { + + if ( type === 'ready' ) { + + if ( ! this.isReady ) { + + this.isReady = true; + + this._resolveReady(); + + } + + } else if ( type === 'graph-changed' ) { + + if ( this.material === null ) return; + + await this._updateMaterial(); + + const graphData = await this.getGraph(); + + const graphId = this.material.userData.graphId; + + TSLGraphLoader.setGraph( graphId, graphData ); + + } else if ( type === 'uniforms-changed' ) { + + this._updateUniforms( payload.uniforms ); + + } + + } + + async onMessage( event ) { + + if ( event.origin !== this.editorOrigin ) return; + if ( ! this._isEditorMessage( event.data ) ) return; + + const msg = event.data; + + if ( msg.requestId && msg.type.startsWith( 'tsl:response:' ) ) { + + const waiter = this._pending.get( msg.requestId ); + if ( ! waiter ) return; + if ( msg.type !== waiter.expectedType ) return; + + this._pending.delete( msg.requestId ); + window.clearTimeout( waiter.timer ); + + if ( msg.error ) waiter.reject( new Error( msg.error ) ); + else waiter.resolve( msg.payload ); + + this.onResponse( msg.type.substring( 'tsl:response:'.length ), msg.payload ); + + } else if ( msg.type.startsWith( 'tsl:event:' ) ) { + + this.onEvent( msg.type.substring( 'tsl:event:'.length ), msg.payload ); + + } + + } + + async _setMaterial( material ) { + + if ( ! material ) { + + this.material = null; + this.materialDefault = null; + this.uniforms = null; + + await this.command( 'clear-graph' ); + + return; + + } + + if ( material.isNodeMaterial !== true ) { + + error( 'Inspector: "Material" needs be a "NodeMaterial".' ); + + return; + + } + + if ( material.userData.graphId === undefined ) { + + error( 'Inspector: "NodeMaterial" has no graphId. Set a "graphId" for the material in "material.userData.graphId".' ); + + return; + + } + + let materialDefault = _refMaterials.get( material ); + + if ( materialDefault === undefined ) { + + //materialDefault = material.clone(); + materialDefault = new material.constructor(); + materialDefault.userData = material.userData; + + _refMaterials.set( material, materialDefault ); + + } + + this.material = material; + this.materialDefault = materialDefault; + this.uniforms = null; + + const graphData = TSLGraphLoader.getGraph( this.material.userData.graphId ); + + if ( graphData ) { + + await this.loadGraph( graphData ); + + } else { + + await this.command( 'clear-graph' ); + + await this.command( 'set-root-material', { materialType: this._getGraphType( this.material ) } ); + + } + + } + + _getGraphType( material ) { + + if ( material.isMeshPhysicalNodeMaterial ) return 'material/physical'; + if ( material.isMeshStandardNodeMaterial ) return 'material/standard'; + if ( material.isMeshPhongNodeMaterial ) return 'material/phong'; + if ( material.isMeshBasicNodeMaterial ) return 'material/basic'; + if ( material.isSpriteNodeMaterial ) return 'material/sprite'; + + return 'material/node'; + + } + + _showManagerModal() { + + const overlay = document.createElement( 'div' ); + overlay.style.position = 'absolute'; + overlay.style.top = '0'; + overlay.style.left = '0'; + overlay.style.width = '100%'; + overlay.style.height = '100%'; + overlay.style.backgroundColor = 'rgba(0, 0, 0, 0.7)'; + overlay.style.zIndex = '100'; + overlay.style.display = 'flex'; + overlay.style.justifyContent = 'center'; + overlay.style.alignItems = 'center'; + overlay.onclick = ( e ) => { + + if ( e.target === overlay ) { + + this.content.removeChild( overlay ); + + } + + }; + + const modal = document.createElement( 'div' ); + modal.style.width = '80%'; + modal.style.maxWidth = '500px'; + modal.style.height = '400px'; + modal.style.backgroundColor = 'var(--profiler-bg, #1e1e24f5)'; + modal.style.border = '1px solid var(--profiler-border, #4a4a5a)'; + modal.style.borderRadius = '8px'; + modal.style.display = 'flex'; + modal.style.flexDirection = 'column'; + + const header = document.createElement( 'div' ); + header.style.padding = '15px'; + header.style.borderBottom = '1px solid var(--profiler-border, #4a4a5a)'; + header.style.display = 'flex'; + header.style.justifyContent = 'space-between'; + header.style.alignItems = 'center'; + header.style.gap = '15px'; + + const filterInput = document.createElement( 'input' ); + filterInput.type = 'text'; + filterInput.className = 'console-filter-input'; + filterInput.placeholder = 'Filter...'; + filterInput.style.flex = '1'; + + const closeBtn = document.createElement( 'button' ); + closeBtn.innerHTML = '✕'; + closeBtn.style.background = 'transparent'; + closeBtn.style.border = 'none'; + closeBtn.style.color = 'var(--text-secondary, #9a9aab)'; + closeBtn.style.cursor = 'pointer'; + closeBtn.style.fontSize = '16px'; + closeBtn.onmouseover = () => closeBtn.style.color = 'var(--text-primary, #e0e0e0)'; + closeBtn.onmouseout = () => closeBtn.style.color = 'var(--text-secondary, #9a9aab)'; + closeBtn.onclick = () => this.content.removeChild( overlay ); + + header.appendChild( filterInput ); + header.appendChild( closeBtn ); + + const codes = this.getCodes(); + const materialIds = Object.keys( codes.materials || {} ); + + if ( materialIds.length === 0 ) { + + const listContainer = document.createElement( 'div' ); + listContainer.style.padding = '10px'; + listContainer.style.flex = '1'; + + const emptyMsg = document.createElement( 'div' ); + emptyMsg.textContent = 'No saved materials found.'; + emptyMsg.style.color = 'var(--text-secondary, #9a9aab)'; + emptyMsg.style.padding = '10px'; + emptyMsg.style.textAlign = 'center'; + emptyMsg.style.fontFamily = 'var(--font-family, sans-serif)'; + emptyMsg.style.fontSize = '12px'; + listContainer.appendChild( emptyMsg ); + + modal.appendChild( header ); + modal.appendChild( listContainer ); + + } else { + + const listHeaderContainer = document.createElement( 'div' ); + listHeaderContainer.style.display = 'grid'; + listHeaderContainer.style.gridTemplateColumns = '1fr 80px'; + listHeaderContainer.style.gap = '10px'; + listHeaderContainer.style.padding = '10px 15px 8px 15px'; + listHeaderContainer.style.borderBottom = '1px solid var(--profiler-border, #4a4a5a)'; + listHeaderContainer.style.backgroundColor = 'var(--profiler-bg, #1e1e24f5)'; + listHeaderContainer.style.fontFamily = 'var(--font-family, sans-serif)'; + listHeaderContainer.style.fontSize = '11px'; + listHeaderContainer.style.fontWeight = 'bold'; + listHeaderContainer.style.textTransform = 'uppercase'; + listHeaderContainer.style.letterSpacing = '0.5px'; + listHeaderContainer.style.color = 'var(--text-secondary, #9a9aab)'; + listHeaderContainer.style.boxShadow = '0 2px 4px rgba(0,0,0,0.1)'; + listHeaderContainer.style.zIndex = '1'; + + const col1 = document.createElement( 'div' ); + col1.textContent = 'Material Name / ID'; + const col2 = document.createElement( 'div' ); + col2.textContent = 'Action'; + col2.style.textAlign = 'right'; + + listHeaderContainer.appendChild( col1 ); + listHeaderContainer.appendChild( col2 ); + + const scrollWrapper = document.createElement( 'div' ); + scrollWrapper.style.flex = '1'; + scrollWrapper.style.overflowY = 'auto'; + scrollWrapper.style.padding = '0'; + + const rows = []; + + for ( const id of materialIds ) { + + const itemRow = document.createElement( 'div' ); + itemRow.style.display = 'grid'; + itemRow.style.gridTemplateColumns = '1fr 80px'; + itemRow.style.gap = '10px'; + itemRow.style.alignItems = 'center'; + itemRow.style.padding = '8px 15px'; + itemRow.style.borderBottom = '1px solid rgba(74, 74, 90, 0.4)'; + itemRow.onmouseover = () => itemRow.style.backgroundColor = 'rgba(255, 255, 255, 0.04)'; + itemRow.onmouseout = () => itemRow.style.backgroundColor = 'transparent'; + + const nameSpan = document.createElement( 'span' ); + const materialData = codes.materials[ id ]; + const materialName = materialData.name || id; + nameSpan.textContent = materialName; + nameSpan.style.fontFamily = 'var(--font-mono, monospace)'; + nameSpan.style.fontSize = '12px'; + nameSpan.style.color = 'var(--text-primary, #e0e0e0)'; + nameSpan.style.userSelect = 'all'; + nameSpan.style.overflow = 'hidden'; + nameSpan.style.textOverflow = 'ellipsis'; + nameSpan.style.whiteSpace = 'nowrap'; + + const actionContainer = document.createElement( 'div' ); + actionContainer.style.textAlign = 'right'; + + const removeBtn = document.createElement( 'button' ); + removeBtn.textContent = 'Remove'; + removeBtn.style.background = 'rgba(244, 67, 54, 0.1)'; + removeBtn.style.border = '1px solid var(--color-red, #f44336)'; + removeBtn.style.color = 'var(--color-red, #f44336)'; + removeBtn.style.borderRadius = '4px'; + removeBtn.style.padding = '4px 8px'; + removeBtn.style.cursor = 'pointer'; + removeBtn.style.fontSize = '11px'; + removeBtn.onmouseover = () => removeBtn.style.background = 'rgba(244, 67, 54, 0.2)'; + removeBtn.onmouseout = () => removeBtn.style.background = 'rgba(244, 67, 54, 0.1)'; + + actionContainer.appendChild( removeBtn ); + + itemRow.appendChild( nameSpan ); + itemRow.appendChild( actionContainer ); + + scrollWrapper.appendChild( itemRow ); + + rows.push( { element: itemRow, text: materialName.toLowerCase() } ); + + removeBtn.onclick = async () => { + + delete codes.materials[ id ]; + TSLGraphLoader.setCodes( codes ); + TSLGraphLoader.deleteGraph( id ); + scrollWrapper.removeChild( itemRow ); + + const index = rows.findIndex( r => r.element === itemRow ); + if ( index > - 1 ) rows.splice( index, 1 ); + + if ( rows.length === 0 ) { + + modal.removeChild( listHeaderContainer ); + modal.removeChild( scrollWrapper ); + + const listContainer = document.createElement( 'div' ); + listContainer.style.padding = '10px'; + listContainer.style.flex = '1'; + + const emptyMsg = document.createElement( 'div' ); + emptyMsg.textContent = 'No saved materials found.'; + emptyMsg.style.color = 'var(--text-secondary, #9a9aab)'; + emptyMsg.style.padding = '10px'; + emptyMsg.style.textAlign = 'center'; + emptyMsg.style.fontFamily = 'var(--font-family, sans-serif)'; + emptyMsg.style.fontSize = '12px'; + + listContainer.appendChild( emptyMsg ); + modal.appendChild( listContainer ); + + } + + _refMaterials.delete( this.material ); + + if ( this.material && this.material.userData.graphId === id ) { + + this.restoreMaterial( this.material ); + + await this.setMaterial( null ); + + } + + this.dispatchEvent( { type: 'remove', graphId: id } ); + + }; + + } + + filterInput.addEventListener( 'input', ( e ) => { + + const term = e.target.value.toLowerCase(); + for ( const row of rows ) { + + row.element.style.display = row.text.includes( term ) ? 'grid' : 'none'; + + } + + } ); + + modal.appendChild( header ); + modal.appendChild( listHeaderContainer ); + modal.appendChild( scrollWrapper ); + + } + + overlay.appendChild( modal ); + + this.content.appendChild( overlay ); + + } + + _exportData() { + + const codes = this.getCodes(); + const materialIds = Object.keys( codes.materials || {} ); + + const exportPayload = { + codes: codes, + graphs: {} + }; + + for ( const id of materialIds ) { + + const graphData = TSLGraphLoader.getGraph( id ); + + if ( graphData ) { + + exportPayload.graphs[ id ] = graphData; + + } + + } + + const dataStr = 'data:text/json;charset=utf-8,' + encodeURIComponent( JSON.stringify( exportPayload, null, '\t' ) ); + const downloadAnchorNode = document.createElement( 'a' ); + downloadAnchorNode.setAttribute( 'href', dataStr ); + downloadAnchorNode.setAttribute( 'download', 'tsl-graphs.json' ); + document.body.appendChild( downloadAnchorNode ); + downloadAnchorNode.click(); + downloadAnchorNode.remove(); + + } + + _importData() { + + const fileInput = document.createElement( 'input' ); + fileInput.type = 'file'; + fileInput.accept = '.json'; + + fileInput.onchange = e => { + + const file = e.target.files[ 0 ]; + + if ( ! file ) return; + + const reader = new FileReader(); + reader.onload = async ( event ) => { + + try { + + const importedData = TSLGraphLoader.setGraphs( JSON.parse( event.target.result ) ); + + this._codeData = importedData.codes; + + // Reload visual state if we have a material open + if ( this.material ) { + + // refresh material + await this._setMaterial( this.material ); + + } + + } catch ( err ) { + + error( 'TSLGraph: Failed to parse or load imported JSON.', err ); + + } + + }; + + reader.readAsText( file ); + + }; + + fileInput.click(); + + } + + getCodes() { + + if ( this._codeData === null ) { + + this._codeData = TSLGraphLoader.getCodes(); + + } + + return this._codeData; + + } + + _saveCode() { + + const graphId = this.material.userData.graphId; + + clearTimeout( this._codeSaveTimeout ); + + this._codeSaveTimeout = setTimeout( async () => { + + if ( this.material === null || graphId !== this.material.userData.graphId ) return; + + const codes = this.getCodes(); + const codeData = await this.getCode(); + + codes.materials[ graphId ] = codeData.material; + + TSLGraphLoader.setCodes( codes ); + + }, 1000 ); + + } + + _restoreMaterial() { + + this.material.copy( this.materialDefault ); + + } + + async _updateMaterial() { + + this._restoreMaterial(); + + const applyNodes = await this.getTSLFunction(); + + const { uniforms } = applyNodes( this.material ); + + this.uniforms = uniforms; + this.material.needsUpdate = true; + + this._saveCode(); + + } + + _updateUniforms( uniforms ) { + + if ( this.uniforms === null ) return; + + for ( const uniform of uniforms ) { + + const uniformNode = this.uniforms[ uniform.name ]; + const uniformType = uniform.uniformType; + + const value = uniform.value; + + if ( uniformType.startsWith( 'vec' ) ) { + + uniformNode.value.fromArray( value ); + + } else if ( uniformType.startsWith( 'color' ) ) { + + uniformNode.value.setHex( parseInt( value.slice( 1 ), 16 ) ); + + } else { + + uniformNode.value = value; + + } + + } + + this._saveCode(); + + } + + _isEditorMessage( value ) { + + if ( ! value || typeof value !== 'object' ) return false; + return value.source === EDITOR_SOURCE && typeof value.type === 'string'; + + } + + _makeRequestId() { + + return `${Date.now()}-${Math.random().toString( 36 ).slice( 2, 10 )}`; + + } + + _post( message ) { + + if ( this.iframe.contentWindow ) { + + this.iframe.contentWindow.postMessage( message, this.editorOrigin ); + + } + + } + +} diff --git a/examples/jsm/inspector/addons/tsl-graph/TSLGraphLoader.js b/examples/jsm/inspector/addons/tsl-graph/TSLGraphLoader.js new file mode 100644 index 00000000000000..520e99a810d146 --- /dev/null +++ b/examples/jsm/inspector/addons/tsl-graph/TSLGraphLoader.js @@ -0,0 +1,281 @@ +import { FileLoader, error } from 'three'; + +import * as THREE from 'three'; +import * as TSL from 'three/tsl'; + +const _library = { + 'three/tsl': { ...TSL } +}; + +const STORAGE_PREFIX = 'tsl-graph'; +const STORAGE_CODE = 'tsl-graph-code'; + +function _storageKey( graphId ) { + + return `${STORAGE_PREFIX}:${graphId}`; + +} + +class TSLGraphLoaderApplier { + + constructor( tslGraphFns ) { + + this.tslGraphFns = tslGraphFns; + + } + + apply( scene ) { + + const tslGraphFns = this.tslGraphFns; + + scene.traverse( ( object ) => { + + if ( object.material && object.material.userData.graphId ) { + + if ( tslGraphFns[ object.material.userData.graphId ] ) { + + tslGraphFns[ object.material.userData.graphId ]( object.material ); + + object.material.needsUpdate = true; + + } + + } + + } ); + + } + +} + +export class TSLGraphLoader extends FileLoader { + + constructor( manager ) { + + super( manager ); + + } + + load( url, onLoad, onProgress, onError ) { + + super.load( url, ( text ) => { + + let json; + + try { + + json = JSON.parse( text ); + + } catch ( e ) { + + if ( onError ) onError( e ); + + return; + + } + + const applier = this.parse( json ); + + if ( onLoad ) onLoad( applier ); + + }, onProgress, onError ); + + } + + parseMaterial( json ) { + + const baseFn = 'tslGraph'; + + const imports = {}; + const materials = [ this._generateMaterialCode( json, baseFn, imports ) ]; + const code = this._generateCode( materials, imports ); + + const tslFunction = new Function( code )()( THREE, imports ); + + return tslFunction; + + } + + parseMaterials( json ) { + + const imports = {}; + const materials = []; + + for ( const [ name, material ] of Object.entries( json ) ) { + + materials.push( this._generateMaterialCode( material, name, imports ) ); + + } + + const code = this._generateCode( materials, imports ); + + const tslFunction = new Function( code )()( THREE, imports ); + + return tslFunction; + + } + + parse( json ) { + + let result; + + if ( json.material && json.material.code ) { + + result = this.parseMaterial( json.material ); + + } else if ( json.materials ) { + + result = this.parseMaterials( json.materials ); + + } else if ( json.codes && json.graphs ) { + + result = this.parseMaterials( json.codes.materials ); + + TSLGraphLoader.setGraphs( json ); + + } + + return new TSLGraphLoaderApplier( result ); + + } + + _generateMaterialCode( json, name = 'tslGraph', imports = {} ) { + + const code = json.code.replace( 'function tslGraph', `materials[ '${ name }' ] = function` ).replace( /\n|^/g, '\n\t' ); + + for ( const importData of json.imports ) { + + if ( _library[ importData.from ] ) { + + for ( const importName of importData.imports ) { + + if ( _library[ importData.from ][ importName ] ) { + + imports[ importName ] = _library[ importData.from ][ importName ]; + + } else { + + error( `TSLGraph: Import ${ importName } not found in ${ importData.from }.` ); + + } + + } + + } else { + + error( `TSLGraph: Library ${ importData.from } not found.` ); + + } + + } + + return code; + + } + + _generateCode( materials, imports ) { + + const fnCode = `return ( THREE, { ${ Object.keys( imports ).join( ', ' ) } } ) => {\n\n\tconst materials = {};\n${ materials.join( '\n' ) }\n\n\treturn materials;\n\n}`; + + return fnCode; + + } + + static get hasGraphs() { + + return Object.keys( TSLGraphLoader.getCodes().materials ).length > 0; + + } + + static getCodes() { + + const code = window.localStorage.getItem( STORAGE_CODE ); + + return code ? JSON.parse( code ) : { materials: {} }; + + } + + static setCodes( codes ) { + + window.localStorage.setItem( STORAGE_CODE, JSON.stringify( codes ) ); + + } + + static setGraph( graphId, graphData ) { + + window.localStorage.setItem( _storageKey( graphId ), JSON.stringify( graphData ) ); + + } + + static getGraph( graphId ) { + + const raw = window.localStorage.getItem( _storageKey( graphId ) ); + + if ( ! raw ) return null; + + try { + + return JSON.parse( raw ); + + } catch ( e ) { + + error( 'TSLGraph: Invalid graph JSON in localStorage, ignoring.', e ); + return null; + + } + + } + + static deleteGraph( graphId ) { + + window.localStorage.removeItem( _storageKey( graphId ) ); + + } + + static setGraphs( json ) { + + if ( ! json.codes || ! json.graphs ) { + + throw new Error( 'TSLGraph: Invalid import file structure.' ); + + } + + TSLGraphLoader.clearGraphs(); + + // Save imported graph visualizations + for ( const [ id, graphData ] of Object.entries( json.graphs ) ) { + + TSLGraphLoader.setGraph( id, graphData ); + + } + + // Fully overwrite codes + TSLGraphLoader.setCodes( json.codes ); + + return json; + + } + + static clearGraphs() { + + const keysToRemove = []; + for ( let i = 0; i < window.localStorage.length; i ++ ) { + + const key = window.localStorage.key( i ); + if ( key.startsWith( STORAGE_PREFIX ) ) { + + keysToRemove.push( key ); + + } + + } + + for ( const key of keysToRemove ) { + + window.localStorage.removeItem( key ); + + } + + } + +} diff --git a/examples/jsm/inspector/ui/Profiler.js b/examples/jsm/inspector/ui/Profiler.js index dae9349055fbb2..66b24f69342cef 100644 --- a/examples/jsm/inspector/ui/Profiler.js +++ b/examples/jsm/inspector/ui/Profiler.js @@ -1,9 +1,12 @@ +import { EventDispatcher } from 'three'; import { Style } from './Style.js'; -export class Profiler { +export class Profiler extends EventDispatcher { constructor() { + super(); + this.tabs = {}; this.activeTabId = null; this.isResizing = false; @@ -32,6 +35,26 @@ export class Profiler { } + getSize() { + + if ( this.panel.classList.contains( 'visible' ) === false || this.panel.classList.contains( 'no-tabs' ) ) { + + return { width: 0, height: 0 }; + + } + + if ( this.position === 'right' ) { + + return { width: this.panel.offsetWidth, height: 0 }; + + } else { + + return { width: 0, height: this.panel.offsetHeight }; + + } + + } + detectMobile() { // Check for mobile devices @@ -310,6 +333,8 @@ export class Profiler { } + this.dispatchEvent( { type: 'resize' } ); + }; const onEnd = () => { @@ -402,6 +427,49 @@ export class Profiler { } + this.dispatchEvent( { type: 'resize' } ); + + } + + hide() { + + this.miniPanel.classList.remove( 'visible' ); + + this.miniPanel.querySelectorAll( '.mini-panel-content' ).forEach( content => { + + content.style.display = 'none'; + + } ); + + this.builtinTabsContainer.querySelectorAll( '.builtin-tab-btn' ).forEach( btn => { + + btn.classList.remove( 'active' ); + + } ); + + } + + show( tab ) { + + this.hide(); + + tab.builtinButton.classList.add( 'active' ); + + if ( ! tab.miniContent.firstChild ) { + + const actualContent = tab.content.querySelector( '.list-scroll-wrapper' ) || tab.content.firstElementChild; + + if ( actualContent ) { + + tab.miniContent.appendChild( actualContent ); + + } + + } + + tab.miniContent.style.display = 'block'; + this.miniPanel.classList.add( 'visible' ); + } addTab( tab ) { @@ -488,47 +556,13 @@ export class Profiler { // Toggle mini-panel for this tab const isCurrentlyActive = miniContent.style.display !== 'none' && miniContent.children.length > 0; - // Hide all other mini-panel contents - this.miniPanel.querySelectorAll( '.mini-panel-content' ).forEach( content => { - - content.style.display = 'none'; - - } ); - - // Remove active state from all builtin buttons - this.builtinTabsContainer.querySelectorAll( '.builtin-tab-btn' ).forEach( btn => { - - btn.classList.remove( 'active' ); - - } ); - if ( isCurrentlyActive ) { - // Toggle off - hide mini-panel - this.miniPanel.classList.remove( 'visible' ); - miniContent.style.display = 'none'; + this.hide(); } else { - // Toggle on - show mini-panel with this tab's content - builtinButton.classList.add( 'active' ); - - // Move actual content to mini-panel (not clone) if not already there - if ( ! miniContent.firstChild ) { - - const actualContent = tab.content.querySelector( '.list-scroll-wrapper' ) || tab.content.firstElementChild; - - if ( actualContent ) { - - miniContent.appendChild( actualContent ); - - } - - } - - // Show after content is moved - miniContent.style.display = 'block'; - this.miniPanel.classList.add( 'visible' ); + this.show( tab ); } @@ -622,6 +656,8 @@ export class Profiler { } + this.dispatchEvent( { type: 'resize' } ); + } setupTabDragAndDrop( tab ) { @@ -1470,6 +1506,8 @@ export class Profiler { } ); + this.dispatchEvent( { type: 'resize' } ); + this.saveLayout(); } diff --git a/examples/jsm/inspector/ui/Style.js b/examples/jsm/inspector/ui/Style.js index 07ec9bfff63340..68fd27e88b0dea 100644 --- a/examples/jsm/inspector/ui/Style.js +++ b/examples/jsm/inspector/ui/Style.js @@ -1097,6 +1097,11 @@ export class Style { border-radius: 15px; } +.console-filter-input:focus { + outline: none; + border-color: var(--text-secondary); +} + .console-copy-button { background: transparent; border: none; @@ -1630,6 +1635,25 @@ body:has(#profiler-panel:not(.visible)) .detached-tab-panel { .detached-tab-content input[type="number"] { -moz-appearance: textfield; } + +.panel-action-btn { + background: transparent; + color: var(--text-primary); + border: 1px solid var(--profiler-border); + border-radius: 4px; + padding: 6px 12px; + cursor: pointer; + font-family: var(--font-family); + font-size: 12px; + transition: background-color 0.2s; + display: flex; + align-items: center; + justify-content: center; +} + +.panel-action-btn:hover { + background-color: rgba(255, 255, 255, 0.05); +} `; const styleElement = document.createElement( 'style' ); styleElement.id = 'profiler-styles'; diff --git a/examples/jsm/inspector/ui/Tab.js b/examples/jsm/inspector/ui/Tab.js index 018e7d7457fdfd..eebad749d32b15 100644 --- a/examples/jsm/inspector/ui/Tab.js +++ b/examples/jsm/inspector/ui/Tab.js @@ -1,3 +1,5 @@ +import { EventDispatcher } from 'three'; + /** * Tab class * @param {string} title - The title of the tab @@ -23,10 +25,12 @@ * tab3.showBuiltin(); // Show the builtin button and mini-content * tab3.hideBuiltin(); // Hide the builtin button and mini-content */ -export class Tab { +export class Tab extends EventDispatcher { constructor( title, options = {} ) { + super(); + this.id = title.toLowerCase(); this.button = document.createElement( 'button' ); this.button.className = 'tab-btn'; diff --git a/examples/jsm/loaders/HDRLoader.js b/examples/jsm/loaders/HDRLoader.js index fa39973c893d82..0da755bc5db1ad 100644 --- a/examples/jsm/loaders/HDRLoader.js +++ b/examples/jsm/loaders/HDRLoader.js @@ -100,7 +100,7 @@ class HDRLoader extends DataTextureLoader { s += chunk; len += chunk.length; p += chunkSize; - chunk += String.fromCharCode.apply( null, new Uint16Array( buffer.subarray( p, p + chunkSize ) ) ); + chunk = String.fromCharCode.apply( null, new Uint16Array( buffer.subarray( p, p + chunkSize ) ) ); } diff --git a/examples/misc_controls_map.html b/examples/misc_controls_map.html index 9c78156028b3be..5b79a7b00a47b6 100644 --- a/examples/misc_controls_map.html +++ b/examples/misc_controls_map.html @@ -57,7 +57,7 @@ document.body.appendChild( renderer.domElement ); camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 1, 1000 ); - camera.position.set( 0, 200, - 400 ); + camera.position.set( 0, 200, - 200 ); // controls diff --git a/examples/screenshots/misc_controls_map.jpg b/examples/screenshots/misc_controls_map.jpg index 59f54d84daeb83..486d1a34b82cdd 100644 Binary files a/examples/screenshots/misc_controls_map.jpg and b/examples/screenshots/misc_controls_map.jpg differ diff --git a/examples/screenshots/webgpu_tsl_graph.jpg b/examples/screenshots/webgpu_tsl_graph.jpg new file mode 100644 index 00000000000000..884b19c65040e9 Binary files /dev/null and b/examples/screenshots/webgpu_tsl_graph.jpg differ diff --git a/examples/shaders/tsl-graphs.json b/examples/shaders/tsl-graphs.json new file mode 100644 index 00000000000000..ce4415fb3fd059 --- /dev/null +++ b/examples/shaders/tsl-graphs.json @@ -0,0 +1,1309 @@ +{ + "codes": { + "materials": { + "mat_4-basic": { + "code": "// Expected material: MeshBasicNodeMaterial\nfunction tslGraph(material) {\n const _node0 = time;\n const _node1 = normalWorld;\n const _node2 = color(\"#00a9ff\");\n const _node3 = color(\"#ffffff\");\n const _node4 = add(_node1, _node0);\n const _node5 = mx_fractal_noise_float(_node4, 3, 3, 0.4, 0.5);\n const _node6 = mix(_node2, _node3, _node5);\n const _node7 = add(_node5, 0.6);\n\n material.colorNode = _node6;\n material.opacityNode = _node7;\n material.transparent = true;\n material.depthWrite = true;\n\n const uniforms = {};\n\n return { uniforms };\n}", + "error": null, + "imports": [ + { + "from": "three/tsl", + "imports": [ + "add", + "color", + "float", + "mix", + "mx_fractal_noise_float", + "normalWorld", + "time", + "vec3" + ] + } + ] + }, + "mat_3-phong": { + "code": "// Expected material: MeshPhongNodeMaterial\nfunction tslGraph(material) {\n const _node0 = positionWorld;\n const _node1 = time;\n const _node2 = color(\"#29fcff\");\n const _node3 = mul(_node0, 3.7);\n const _node4 = add(_node3, _node1);\n const _node5 = mx_worley_noise_float(_node4, 1);\n const _node6 = add(_node5, _node2);\n\n material.colorNode = _node6;\n material.opacityNode = float(1);\n\n const uniforms = {};\n\n return { uniforms };\n}", + "error": null, + "imports": [ + { + "from": "three/tsl", + "imports": [ + "add", + "color", + "float", + "mul", + "mx_worley_noise_float", + "positionWorld", + "time", + "vec3" + ] + } + ] + }, + "mat_1-physical": { + "code": "// Expected material: MeshStandardNodeMaterial\nfunction tslGraph(material) {\n const _node0 = positionWorld;\n const _node1 = triNoise3D(_node0, 1, 0);\n\n material.colorNode = _node1;\n material.roughnessNode = float(1);\n material.metalnessNode = float(0);\n\n const uniforms = {};\n\n return { uniforms };\n}", + "error": null, + "imports": [ + { + "from": "three/tsl", + "imports": [ + "color", + "float", + "positionWorld", + "triNoise3D", + "vec3" + ] + } + ] + }, + "mat_2-standard": { + "code": "// Expected material: MeshStandardNodeMaterial\nfunction tslGraph(material) {\n const _node0 = normalWorld;\n const _node1 = positionWorld;\n const _node2 = color(\"#a4fb47\");\n const _node3 = color(\"#044813\");\n const _node4 = clamp(_node0.y, 0, 1);\n const _node5 = triNoise3D(_node1, 1, 0);\n const _node6 = mul(_node1, 66.7);\n const _node7 = mx_fractal_noise_float(_node6, 4, 2, 0.5, 0.5);\n const _node8 = clamp(_node7, 0, 1);\n const _node9 = mix(_node3, _node2, _node8);\n const _node10 = mix(_node5, _node9, _node4);\n\n material.colorNode = _node10;\n material.roughnessNode = float(1);\n material.metalnessNode = float(0);\n\n const uniforms = {};\n\n return { uniforms };\n}", + "error": null, + "imports": [ + { + "from": "three/tsl", + "imports": [ + "clamp", + "color", + "float", + "mix", + "mul", + "mx_fractal_noise_float", + "normalWorld", + "positionWorld", + "triNoise3D", + "vec3" + ] + } + ] + } + } + }, + "graphs": { + "mat_4-basic": { + "version": 2, + "activeRootGraph": "material", + "nodes": [ + { + "id": "geo/time-1773372379325", + "type": "geo/time", + "position": { + "x": -629.6646199110978, + "y": 132.77241839057913 + }, + "selected": false, + "data": { + "type": "geo/time", + "values": {}, + "connected": {} + }, + "measured": { + "width": 51, + "height": 76 + }, + "dragging": false + }, + { + "id": "noise/fractal_noise_float-1773372389185", + "type": "noise/fractal_noise_float", + "position": { + "x": -108.19329226448991, + "y": 204.01144901950525 + }, + "selected": false, + "data": { + "type": "noise/fractal_noise_float", + "values": { + "lacunarity": 3, + "diminish": 0.4 + }, + "connected": {} + }, + "measured": { + "width": 155, + "height": 164 + }, + "dragging": false + }, + { + "id": "geo/normalWorld-1773372396270", + "type": "geo/normalWorld", + "position": { + "x": -631.6394825210048, + "y": -67.32705910748909 + }, + "selected": false, + "data": { + "type": "geo/normalWorld", + "values": {}, + "connected": {} + }, + "measured": { + "width": 117, + "height": 142 + }, + "dragging": false + }, + { + "id": "math/multiOp-1773372424142", + "type": "math/multiOp", + "position": { + "x": -396.8985991102374, + "y": 8.110749830457827 + }, + "selected": false, + "data": { + "type": "math/multiOp", + "values": {}, + "connected": {}, + "operations": [ + { + "id": "op_1773372424142_1471", + "op": "add" + } + ] + }, + "measured": { + "width": 167, + "height": 156 + }, + "dragging": false + }, + { + "id": "math/mix-1773372441343", + "type": "math/mix", + "position": { + "x": 163.707215774629, + "y": 89.46017629226604 + }, + "selected": false, + "data": { + "type": "math/mix", + "values": {}, + "connected": {} + }, + "measured": { + "width": 69, + "height": 120 + }, + "dragging": false + }, + { + "id": "const/color-1773372452446", + "type": "const/color", + "position": { + "x": -91.240461081968, + "y": -181.34711479088952 + }, + "selected": false, + "data": { + "type": "const/color", + "values": { + "value": "#00a9ff" + }, + "connected": {} + }, + "measured": { + "width": 93, + "height": 142 + }, + "dragging": false + }, + { + "id": "const/color-1773372478735", + "type": "const/color", + "position": { + "x": -98.77050453829891, + "y": -0.4595856112190475 + }, + "selected": false, + "data": { + "type": "const/color", + "values": {}, + "connected": {} + }, + "measured": { + "width": 93, + "height": 142 + }, + "dragging": false + }, + { + "id": "root-material", + "type": "material/basic", + "position": { + "x": 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"globals": [], + "subgraphs": {}, + "codeNodes": {}, + "previewSettings": { + "mesh": "sphere", + "isInstanced": false, + "instanceCount": 100, + "geometryScript": "", + "codeMode": "generated", + "customCode": "", + "environment": "none", + "environmentIntensity": 1, + "showEnvironmentBackground": false, + "showBackdrop": false, + "showGrid": true, + "postEnabled": true, + "config": { + "width": 1.5, + "height": 1.5, + "depth": 1.5, + "widthSegments": 1, + "heightSegments": 1, + "depthSegments": 1, + "radius": 1, + "widthSegmentsSphere": 32, + "heightSegmentsSphere": 16, + "radiusTorus": 0.8, + "tube": 0.3, + "radialSegments": 16, + "tubularSegments": 32, + "widthPlane": 1, + "heightPlane": 1, + "widthSegmentsPlane": 1, + "heightSegmentsPlane": 1, + "radiusTop": 1, + "radiusBottom": 1, + "heightCylinder": 1, + "radialSegmentsCylinder": 20, + "heightSegmentsCylinder": 20, + "openEnded": true + } + } + } + } +} \ No newline at end of file diff --git a/examples/textures/equirectangular/monochrome_studio_02_1k.hdr b/examples/textures/equirectangular/monochrome_studio_02_1k.hdr new file mode 100644 index 00000000000000..307a7254a11a83 Binary files /dev/null and b/examples/textures/equirectangular/monochrome_studio_02_1k.hdr differ diff --git a/examples/webgpu_tsl_graph.html b/examples/webgpu_tsl_graph.html new file mode 100644 index 00000000000000..ef3497b61dfa3e --- /dev/null +++ b/examples/webgpu_tsl_graph.html @@ -0,0 +1,401 @@ + + + + three.js webgpu - tsl graph + + + + + + + +
+ + +
+ three.jsTSL Graph +
+ + + TSL Graph Addons - www.tsl-graph.xyz + +
+ + + + + + + diff --git a/src/nodes/utils/Remap.js b/src/nodes/utils/Remap.js index b55bc10a3dc8ea..2ce85997739b2d 100644 --- a/src/nodes/utils/Remap.js +++ b/src/nodes/utils/Remap.js @@ -38,7 +38,7 @@ export const remap = /*@__PURE__*/ Fn( ( [ node, inLowNode, inHighNode, outLowNo * @param {?Node} [outHighNode=float(1)] - The target upper bound of the range. * @returns {Node} */ -function remapClamp( node, inLowNode, inHighNode, outLowNode = float( 0 ), outHighNode = float( 1 ) ) { +export function remapClamp( node, inLowNode, inHighNode, outLowNode = float( 0 ), outHighNode = float( 1 ) ) { return remap( node, inLowNode, inHighNode, outLowNode, outHighNode, true ); diff --git a/src/renderers/common/InspectorBase.js b/src/renderers/common/InspectorBase.js index 3c7737c83239b0..b1e61902c7df5a 100644 --- a/src/renderers/common/InspectorBase.js +++ b/src/renderers/common/InspectorBase.js @@ -1,15 +1,20 @@ +import { EventDispatcher } from '../../core/EventDispatcher.js'; + /** * InspectorBase is the base class for all inspectors. * * @class InspectorBase + * @augments EventDispatcher */ -class InspectorBase { +class InspectorBase extends EventDispatcher { /** * Creates a new InspectorBase. */ constructor() { + super(); + /** * The renderer associated with this inspector. * diff --git a/src/renderers/webgl/WebGLCapabilities.js b/src/renderers/webgl/WebGLCapabilities.js index 2c309c593be86c..3b906bbeef3c1e 100644 --- a/src/renderers/webgl/WebGLCapabilities.js +++ b/src/renderers/webgl/WebGLCapabilities.js @@ -95,6 +95,12 @@ function WebGLCapabilities( gl, extensions, parameters, utils ) { const logarithmicDepthBuffer = parameters.logarithmicDepthBuffer === true; const reversedDepthBuffer = parameters.reversedDepthBuffer === true && extensions.has( 'EXT_clip_control' ); + if ( parameters.reversedDepthBuffer === true && reversedDepthBuffer === false ) { + + warn( 'WebGLRenderer: Unable to use reversed depth buffer due to missing EXT_clip_control extension. Fallback to default depth buffer.' ); + + } + const maxTextures = gl.getParameter( gl.MAX_TEXTURE_IMAGE_UNITS ); const maxVertexTextures = gl.getParameter( gl.MAX_VERTEX_TEXTURE_IMAGE_UNITS ); const maxTextureSize = gl.getParameter( gl.MAX_TEXTURE_SIZE ); diff --git a/test/unit/addons/loaders/HDRLoader.tests.js b/test/unit/addons/loaders/HDRLoader.tests.js new file mode 100644 index 00000000000000..38983584915c16 --- /dev/null +++ b/test/unit/addons/loaders/HDRLoader.tests.js @@ -0,0 +1,49 @@ +import { HDRLoader } from '../../../../examples/jsm/loaders/HDRLoader.js'; + +export default QUnit.module( 'Addons', () => { + + QUnit.module( 'Loaders', () => { + + QUnit.module( 'HDRLoader', () => { + + QUnit.test( 'Instancing', ( assert ) => { + + const loader = new HDRLoader(); + + assert.ok( loader instanceof HDRLoader, 'Can instantiate an HDRLoader.' ); + + } ); + + QUnit.test( 'parses valid HDR with large header (> chunk size)', ( assert ) => { + + // Regression: fgets uses chunkSize=128. When a line (e.g. pcomb) exceeds + // 128 bytes, chunking can skip the FORMAT line, causing "missing format + // specifier". This minimal synthetic HDR reproduces the bug. + const header = [ + '#?RADIANCE', + 'some large header line' + 'x'.repeat( 128 ), + 'FORMAT=32-bit_rle_rgbe', + '-Y 0 +X 0', + '' + ].join( '\n' ); + const encoder = new TextEncoder(); + const headerBytes = encoder.encode( header ); + + const buffer = new Uint8Array( headerBytes.length ); + buffer.set( headerBytes ); + + const loader = new HDRLoader(); + const result = loader.parse( buffer.buffer ); + + assert.ok( result, 'Parse succeeds' ); + assert.strictEqual( result.width, 0, 'Width' ); + assert.strictEqual( result.height, 0, 'Height' ); + assert.ok( result.data, 'Has texture data' ); + + } ); + + } ); + + } ); + +} ); diff --git a/test/unit/three.addons.unit.js b/test/unit/three.addons.unit.js index 8dffa86d699c05..6c8c23f9966408 100644 --- a/test/unit/three.addons.unit.js +++ b/test/unit/three.addons.unit.js @@ -3,4 +3,5 @@ import './addons/utils/BufferGeometryUtils.tests.js'; import './addons/math/ColorSpaces.tests.js'; import './addons/curves/NURBSCurve.tests.js'; +import './addons/loaders/HDRLoader.tests.js'; import './addons/exporters/USDZExporter.tests.js';