diff --git a/build/three.cjs b/build/three.cjs index bd19bc24ca9e9d..8d841faa1a70fd 100644 --- a/build/three.cjs +++ b/build/three.cjs @@ -7057,7 +7057,7 @@ class Source { } else if ( ( typeof VideoFrame !== 'undefined' ) && ( data instanceof VideoFrame ) ) { - target.set( data.displayHeight, data.displayWidth, 0 ); + target.set( data.displayWidth, data.displayHeight, 0 ); } else if ( data !== null ) { @@ -7585,14 +7585,14 @@ class Texture extends EventDispatcher { } - set image( value = null ) { + set image( value ) { this.source.data = value; } /** - * Updates the texture transformation matrix from the from the properties {@link Texture#offset}, + * Updates the texture transformation matrix from the properties {@link Texture#offset}, * {@link Texture#repeat}, {@link Texture#rotation}, and {@link Texture#center}. */ updateMatrix() { diff --git a/build/three.core.js b/build/three.core.js index be2d75dd736f64..24c360e559783d 100644 --- a/build/three.core.js +++ b/build/three.core.js @@ -7077,7 +7077,7 @@ class Source { } else if ( ( typeof VideoFrame !== 'undefined' ) && ( data instanceof VideoFrame ) ) { - target.set( data.displayHeight, data.displayWidth, 0 ); + target.set( data.displayWidth, data.displayHeight, 0 ); } else if ( data !== null ) { @@ -7605,14 +7605,14 @@ class Texture extends EventDispatcher { } - set image( value = null ) { + set image( value ) { this.source.data = value; } /** - * Updates the texture transformation matrix from the from the properties {@link Texture#offset}, + * Updates the texture transformation matrix from the properties {@link Texture#offset}, * {@link Texture#repeat}, {@link Texture#rotation}, and {@link Texture#center}. */ updateMatrix() { diff --git a/build/three.core.min.js b/build/three.core.min.js index 0d745d2513d3f6..c0abbca15dbca2 100644 --- a/build/three.core.min.js +++ b/build/three.core.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2026 Three.js Authors * SPDX-License-Identifier: MIT */ -const t="184dev",e={LEFT:0,MIDDLE:1,RIGHT:2,ROTATE:0,DOLLY:1,PAN:2},i={ROTATE:0,PAN:1,DOLLY_PAN:2,DOLLY_ROTATE:3},s=0,r=1,n=2,a=3,o=0,h=1,l=2,c=3,u=0,d=1,p=2,m=0,y=1,g=2,f=3,x=4,b=5,v=6,w=100,M=101,S=102,_=103,A=104,T=200,z=201,C=202,I=203,B=204,k=205,O=206,P=207,R=208,N=209,V=210,E=211,F=212,L=213,j=214,D=0,W=1,U=2,q=3,J=4,X=5,Y=6,H=7,Z=0,G=1,$=2,Q=0,K=1,tt=2,et=3,it=4,st=5,rt=6,nt=7,at="attached",ot="detached",ht=300,lt=301,ct=302,ut=303,dt=304,pt=306,mt=1e3,yt=1001,gt=1002,ft=1003,xt=1004,bt=1004,vt=1005,wt=1005,Mt=1006,St=1007,_t=1007,At=1008,Tt=1008,zt=1009,Ct=1010,It=1011,Bt=1012,kt=1013,Ot=1014,Pt=1015,Rt=1016,Nt=1017,Vt=1018,Et=1020,Ft=35902,Lt=35899,jt=1021,Dt=1022,Wt=1023,Ut=1026,qt=1027,Jt=1028,Xt=1029,Yt=1030,Ht=1031,Zt=1032,Gt=1033,$t=33776,Qt=33777,Kt=33778,te=33779,ee=35840,ie=35841,se=35842,re=35843,ne=36196,ae=37492,oe=37496,he=37488,le=37489,ce=37490,ue=37491,de=37808,pe=37809,me=37810,ye=37811,ge=37812,fe=37813,xe=37814,be=37815,ve=37816,we=37817,Me=37818,Se=37819,_e=37820,Ae=37821,Te=36492,ze=36494,Ce=36495,Ie=36283,Be=36284,ke=36285,Oe=36286,Pe=2200,Re=2201,Ne=2202,Ve=2300,Ee=2301,Fe=2302,Le=2303,je=2400,De=2401,We=2402,Ue=2500,qe=2501,Je=0,Xe=1,Ye=2,He=3200,Ze=3201,Ge=3202,$e=3203,Qe=0,Ke=1,ti="",ei="srgb",ii="srgb-linear",si="linear",ri="srgb",ni="",ai="rg",oi="ga",hi=0,li=7680,ci=7681,ui=7682,di=7683,pi=34055,mi=34056,yi=5386,gi=512,fi=513,xi=514,bi=515,vi=516,wi=517,Mi=518,Si=519,_i=512,Ai=513,Ti=514,zi=515,Ci=516,Ii=517,Bi=518,ki=519,Oi=35044,Pi=35048,Ri=35040,Ni=35045,Vi=35049,Ei=35041,Fi=35046,Li=35050,ji=35042,Di="100",Wi="300 es",Ui=2e3,qi=2001,Ji={COMPUTE:"compute",RENDER:"render"},Xi={PERSPECTIVE:"perspective",LINEAR:"linear",FLAT:"flat"},Yi={NORMAL:"normal",CENTROID:"centroid",SAMPLE:"sample",FIRST:"first",EITHER:"either"},Hi={TEXTURE_COMPARE:"depthTextureCompare"};const Zi={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:Uint8ClampedArray,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};function Gi(t,e){return new Zi[t](e)}function $i(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)}function Qi(t){return document.createElementNS("http://www.w3.org/1999/xhtml",t)}function Ki(){const t=Qi("canvas");return t.style.display="block",t}const ts={};let es=null;function is(t){es=t}function ss(){return es}function rs(...t){const e="THREE."+t.shift();es?es("log",e,...t):console.log(e,...t)}function ns(t){const e=t[0];if("string"==typeof e&&e.startsWith("TSL:")){const e=t[1];e&&e.isStackTrace?t[0]+=" "+e.getLocation():t[1]='Stack trace not available. 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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 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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{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 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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=null){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 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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 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 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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}; +const 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t<=e?0:t>=i?1:(t=(t-e)/(i-e))*t*(3-2*t)},smootherstep:function(t,e,i){return t<=e?0:t>=i?1:(t=(t-e)/(i-e))*t*t*(t*(6*t-15)+10)},randInt:function(t,e){return t+Math.floor(Math.random()*(e-t+1))},randFloat:function(t,e){return t+Math.random()*(e-t)},randFloatSpread:function(t){return t*(.5-Math.random())},seededRandom:function(t){void 0!==t&&(ms=t);let e=ms+=1831565813;return e=Math.imul(e^e>>>15,1|e),e^=e+Math.imul(e^e>>>7,61|e),((e^e>>>14)>>>0)/4294967296},degToRad:function(t){return t*ys},radToDeg:function(t){return t*gs},isPowerOfTwo:function(t){return!(t&t-1)&&0!==t},ceilPowerOfTwo:function(t){return Math.pow(2,Math.ceil(Math.log(t)/Math.LN2))},floorPowerOfTwo:function(t){return Math.pow(2,Math.floor(Math.log(t)/Math.LN2))},setQuaternionFromProperEuler:function(t,e,i,s,r){const 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,$r as Triangle,Ye as TriangleFanDrawMode,Xe as TriangleStripDrawMode,Je as TrianglesDrawMode,Fl as TubeGeometry,ht as UVMapping,zn as Uint16BufferAttribute,In as Uint32BufferAttribute,_n as Uint8BufferAttribute,An as Uint8ClampedBufferAttribute,nd as Uniform,od as UniformsGroup,Xl as UniformsUtils,zt as UnsignedByteType,Lt as UnsignedInt101111Type,Et as UnsignedInt248Type,Ft as UnsignedInt5999Type,Ot as UnsignedIntType,Nt as UnsignedShort4444Type,Vt as UnsignedShort5551Type,Bt as UnsignedShortType,c as VSMShadowMap,_s as Vector2,Ts as Vector3,Js as Vector4,Mc as VectorKeyframeTrack,nh as VideoFrameTexture,rh as VideoTexture,$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.webgpu.js b/build/three.webgpu.js index 4702b23ed1d98e..4aab75d6c32c94 100644 --- a/build/three.webgpu.js +++ b/build/three.webgpu.js @@ -12292,7 +12292,7 @@ class TextureNode extends UniformNode { let finalDepthSnippet = depthSnippet; - if ( finalDepthSnippet === null && texture.isArrayTexture ) { + if ( finalDepthSnippet === null && texture.isArrayTexture && this.isTexture3DNode !== true ) { finalDepthSnippet = '0'; @@ -54601,7 +54601,7 @@ class NodeManager extends DataMap { const cacheKey = this.getOutputCacheKey(); const output = outputTarget.isArrayTexture ? - texture3D( outputTarget, vec3( screenUV, builtin( 'gl_ViewID_OVR' ) ) ).renderOutput( renderer.toneMapping, renderer.currentColorSpace ) : + texture( outputTarget, screenUV ).depth( builtin( 'gl_ViewID_OVR' ) ).renderOutput( renderer.toneMapping, renderer.currentColorSpace ) : texture( outputTarget, screenUV ).renderOutput( renderer.toneMapping, renderer.currentColorSpace ); _outputNodeMap.set( outputTarget, cacheKey ); diff --git a/build/three.webgpu.min.js b/build/three.webgpu.min.js index 250c2eb1ad12b8..64004f97f9de88 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 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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 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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&&(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?Lx(e,Sn(jl,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)});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 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 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 Rg(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 "${t.type}" is not compatible.`),e=new mg),e.build(this)}else this.addFlow("compute",e);for(const e of ni){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of ai){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}async buildAsync(){const{object:e,material:t,renderer:r}=this;if(null!==t){let e=r.library.fromMaterial(t);null===e&&(o(`NodeMaterial: Material "${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 '${r}()' data exceeds maximum length of output type.`,this.stackTrace),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${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&&(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 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?Lx(e,Sn(jl,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)});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 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 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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 $N.get(e.constructor)}isInteger(e){return/int|uint|(i|u)vec/.test(e)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const r=t.array,s=e.itemSize,i=e.normalized;let n;return e instanceof 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e=this.varyings,u=e.length;null===t&&(t="nodeVarying"+u),"varying"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds)),o=new bN(t,r,s,i),e.push(o),this.registerDeclaration(o),n[a]=o}return o}registerDeclaration(e){const t=this.shaderStage,r=this.declarations[t]||(this.declarations[t]={}),s=this.getPropertyName(e);let i=1,n=s;for(;void 0!==r[n];)n=s+"_"+i++;i>1&&(e.name=n,d(`TSL: Declaration name '${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}}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;t