[pull] dev from mrdoob:dev

build/three.core.js

@@ -3027,13 +3027,7 @@ const MathUtils = {
  */
 class Vector2 {
 
-	/**
-	 * Constructs a new 2D vector.
-	 *
-	 * @param {number} [x=0] - The x value of this vector.
-	 * @param {number} [y=0] - The y value of this vector.
-	 */
-	constructor( x = 0, y = 0 ) {
+	static {
 
 		/**
 		 * This flag can be used for type testing.
@@ -3044,6 +3038,16 @@ class Vector2 {
 		 */
 		Vector2.prototype.isVector2 = true;
 
+	}
+
+	/**
+	 * Constructs a new 2D vector.
+	 *
+	 * @param {number} [x=0] - The x value of this vector.
+	 * @param {number} [y=0] - The y value of this vector.
+	 */
+	constructor( x = 0, y = 0 ) {
+
 		/**
 		 * The x value of this vector.
 		 *
@@ -4804,14 +4808,7 @@ class Quaternion {
  */
 class Vector3 {
 
-	/**
-	 * Constructs a new 3D vector.
-	 *
-	 * @param {number} [x=0] - The x value of this vector.
-	 * @param {number} [y=0] - The y value of this vector.
-	 * @param {number} [z=0] - The z value of this vector.
-	 */
-	constructor( x = 0, y = 0, z = 0 ) {
+	static {
 
 		/**
 		 * This flag can be used for type testing.
@@ -4822,6 +4819,17 @@ class Vector3 {
 		 */
 		Vector3.prototype.isVector3 = true;
 
+	}
+
+	/**
+	 * Constructs a new 3D vector.
+	 *
+	 * @param {number} [x=0] - The x value of this vector.
+	 * @param {number} [y=0] - The y value of this vector.
+	 * @param {number} [z=0] - The z value of this vector.
+	 */
+	constructor( x = 0, y = 0, z = 0 ) {
+
 		/**
 		 * The x value of this vector.
 		 *
@@ -6062,6 +6070,19 @@ const _quaternion$5 = /*@__PURE__*/ new Quaternion();
  */
 class Matrix3 {
 
+	static {
+
+		/**
+		 * This flag can be used for type testing.
+		 *
+		 * @type {boolean}
+		 * @readonly
+		 * @default true
+		 */
+		Matrix3.prototype.isMatrix3 = true;
+
+	}
+
 	/**
 	 * Constructs a new 3x3 matrix. The arguments are supposed to be
 	 * in row-major order. If no arguments are provided, the constructor
@@ -6079,15 +6100,6 @@ class Matrix3 {
 	 */
 	constructor( n11, n12, n13, n21, n22, n23, n31, n32, n33 ) {
 
-		/**
-		 * This flag can be used for type testing.
-		 *
-		 * @type {boolean}
-		 * @readonly
-		 * @default true
-		 */
-		Matrix3.prototype.isMatrix3 = true;
-
 		/**
 		 * A column-major list of matrix values.
 		 *
@@ -8021,15 +8033,7 @@ Texture.DEFAULT_ANISOTROPY = 1;
  */
 class Vector4 {
 
-	/**
-	 * Constructs a new 4D vector.
-	 *
-	 * @param {number} [x=0] - The x value of this vector.
-	 * @param {number} [y=0] - The y value of this vector.
-	 * @param {number} [z=0] - The z value of this vector.
-	 * @param {number} [w=1] - The w value of this vector.
-	 */
-	constructor( x = 0, y = 0, z = 0, w = 1 ) {
+	static {
 
 		/**
 		 * This flag can be used for type testing.
@@ -8040,6 +8044,18 @@ class Vector4 {
 		 */
 		Vector4.prototype.isVector4 = true;
 
+	}
+
+	/**
+	 * Constructs a new 4D vector.
+	 *
+	 * @param {number} [x=0] - The x value of this vector.
+	 * @param {number} [y=0] - The y value of this vector.
+	 * @param {number} [z=0] - The z value of this vector.
+	 * @param {number} [w=1] - The w value of this vector.
+	 */
+	constructor( x = 0, y = 0, z = 0, w = 1 ) {
+
 		/**
 		 * The x value of this vector.
 		 *
@@ -9836,6 +9852,19 @@ class WebGL3DRenderTarget extends WebGLRenderTarget {
  */
 class Matrix4 {
 
+	static {
+
+		/**
+		 * This flag can be used for type testing.
+		 *
+		 * @type {boolean}
+		 * @readonly
+		 * @default true
+		 */
+		Matrix4.prototype.isMatrix4 = true;
+
+	}
+
 	/**
 	 * Constructs a new 4x4 matrix. The arguments are supposed to be
 	 * in row-major order. If no arguments are provided, the constructor
@@ -9860,15 +9889,6 @@ class Matrix4 {
 	 */
 	constructor( n11, n12, n13, n14, n21, n22, n23, n24, n31, n32, n33, n34, n41, n42, n43, n44 ) {
 
-		/**
-		 * This flag can be used for type testing.
-		 *
-		 * @type {boolean}
-		 * @readonly
-		 * @default true
-		 */
-		Matrix4.prototype.isMatrix4 = true;
-
 		/**
 		 * A column-major list of matrix values.
 		 *
@@ -13248,11 +13268,7 @@ class Object3D extends EventDispatcher {
 		this.quaternion.copy( source.quaternion );
 		this.scale.copy( source.scale );
 
-		if ( source.pivot !== null ) {
-
-			this.pivot = source.pivot.clone();
-
-		}
+		this.pivot = ( source.pivot !== null ) ? source.pivot.clone() : null;
 
 		this.matrix.copy( source.matrix );
 		this.matrixWorld.copy( source.matrixWorld );
@@ -44802,15 +44818,15 @@ class DataTextureLoader extends Loader {
 
 				texData = scope.parse( buffer );
 
-			} catch ( error ) {
+			} catch ( e ) {
 
 				if ( onError !== undefined ) {
 
-					onError( error );
+					onError( e );
 
 				} else {
 
-					error( error );
+					error( e );
 					return;
 
 				}
@@ -56189,6 +56205,19 @@ class Cylindrical {
  */
 class Matrix2 {
 
+	static {
+
+		/**
+		 * This flag can be used for type testing.
+		 *
+		 * @type {boolean}
+		 * @readonly
+		 * @default true
+		 */
+		Matrix2.prototype.isMatrix2 = true;
+
+	}
+
 	/**
 	 * Constructs a new 2x2 matrix. The arguments are supposed to be
 	 * in row-major order. If no arguments are provided, the constructor
@@ -56201,15 +56230,6 @@ class Matrix2 {
 	 */
 	constructor( n11, n12, n21, n22 ) {
 
-		/**
-		 * This flag can be used for type testing.
-		 *
-		 * @type {boolean}
-		 * @readonly
-		 * @default true
-		 */
-		Matrix2.prototype.isMatrix2 = true;
-
 		/**
 		 * A column-major list of matrix values.
 		 *