Updated builds.

build/three.cjs

@@ -5,7 +5,7 @@
  */
 'use strict';
 
-const REVISION = '182';
+const REVISION = '183dev';
 
 /**
  * Represents mouse buttons and interaction types in context of controls.
@@ -3667,7 +3667,7 @@ class Quaternion {
 	 * @param {number} srcOffset0 - An offset into the first source array.
 	 * @param {Array<number>} src1 -  The source array of the second quaternion.
 	 * @param {number} srcOffset1 - An offset into the second source array.
-	 * @param {number} t - The interpolation factor in the range `[0,1]`.
+	 * @param {number} t - The interpolation factor. A value in the range `[0,1]` will interpolate. A value outside the range `[0,1]` will extrapolate.
 	 * @see {@link Quaternion#slerp}
 	 */
 	static slerpFlat( dst, dstOffset, src0, srcOffset0, src1, srcOffset1, t ) {
@@ -3682,28 +3682,6 @@ class Quaternion {
 			z1 = src1[ srcOffset1 + 2 ],
 			w1 = src1[ srcOffset1 + 3 ];
 
-		if ( t <= 0 ) {
-
-			dst[ dstOffset + 0 ] = x0;
-			dst[ dstOffset + 1 ] = y0;
-			dst[ dstOffset + 2 ] = z0;
-			dst[ dstOffset + 3 ] = w0;
-
-			return;
-
-		}
-
-		if ( t >= 1 ) {
-
-			dst[ dstOffset + 0 ] = x1;
-			dst[ dstOffset + 1 ] = y1;
-			dst[ dstOffset + 2 ] = z1;
-			dst[ dstOffset + 3 ] = w1;
-
-			return;
-
-		}
-
 		if ( w0 !== w1 || x0 !== x1 || y0 !== y1 || z0 !== z1 ) {
 
 			let dot = x0 * x1 + y0 * y1 + z0 * z1 + w0 * w1;
@@ -4345,18 +4323,14 @@ class Quaternion {
 	}
 
 	/**
-	 * Performs a spherical linear interpolation between quaternions.
+	 * Performs a spherical linear interpolation between this quaternion and the target quaternion.
 	 *
 	 * @param {Quaternion} qb - The target quaternion.
-	 * @param {number} t - The interpolation factor in the closed interval `[0, 1]`.
+	 * @param {number} t - The interpolation factor. A value in the range `[0,1]` will interpolate. A value outside the range `[0,1]` will extrapolate.
 	 * @return {Quaternion} A reference to this quaternion.
 	 */
 	slerp( qb, t ) {
 
-		if ( t <= 0 ) return this;
-
-		if ( t >= 1 ) return this.copy( qb ); // copy calls _onChangeCallback()
-
 		let x = qb._x, y = qb._y, z = qb._z, w = qb._w;
 
 		let dot = this.dot( qb );

build/three.core.js

@@ -3,7 +3,7 @@
  * Copyright 2010-2025 Three.js Authors
  * SPDX-License-Identifier: MIT
  */
-const REVISION = '182';
+const REVISION = '183dev';
 
 /**
  * Represents mouse buttons and interaction types in context of controls.
@@ -3665,7 +3665,7 @@ class Quaternion {
 	 * @param {number} srcOffset0 - An offset into the first source array.
 	 * @param {Array<number>} src1 -  The source array of the second quaternion.
 	 * @param {number} srcOffset1 - An offset into the second source array.
-	 * @param {number} t - The interpolation factor in the range `[0,1]`.
+	 * @param {number} t - The interpolation factor. A value in the range `[0,1]` will interpolate. A value outside the range `[0,1]` will extrapolate.
 	 * @see {@link Quaternion#slerp}
 	 */
 	static slerpFlat( dst, dstOffset, src0, srcOffset0, src1, srcOffset1, t ) {
@@ -3680,28 +3680,6 @@ class Quaternion {
 			z1 = src1[ srcOffset1 + 2 ],
 			w1 = src1[ srcOffset1 + 3 ];
 
-		if ( t <= 0 ) {
-
-			dst[ dstOffset + 0 ] = x0;
-			dst[ dstOffset + 1 ] = y0;
-			dst[ dstOffset + 2 ] = z0;
-			dst[ dstOffset + 3 ] = w0;
-
-			return;
-
-		}
-
-		if ( t >= 1 ) {
-
-			dst[ dstOffset + 0 ] = x1;
-			dst[ dstOffset + 1 ] = y1;
-			dst[ dstOffset + 2 ] = z1;
-			dst[ dstOffset + 3 ] = w1;
-
-			return;
-
-		}
-
 		if ( w0 !== w1 || x0 !== x1 || y0 !== y1 || z0 !== z1 ) {
 
 			let dot = x0 * x1 + y0 * y1 + z0 * z1 + w0 * w1;
@@ -4343,18 +4321,14 @@ class Quaternion {
 	}
 
 	/**
-	 * Performs a spherical linear interpolation between quaternions.
+	 * Performs a spherical linear interpolation between this quaternion and the target quaternion.
 	 *
 	 * @param {Quaternion} qb - The target quaternion.
-	 * @param {number} t - The interpolation factor in the closed interval `[0, 1]`.
+	 * @param {number} t - The interpolation factor. A value in the range `[0,1]` will interpolate. A value outside the range `[0,1]` will extrapolate.
 	 * @return {Quaternion} A reference to this quaternion.
 	 */
 	slerp( qb, t ) {
 
-		if ( t <= 0 ) return this;
-
-		if ( t >= 1 ) return this.copy( qb ); // copy calls _onChangeCallback()
-
 		let x = qb._x, y = qb._y, z = qb._z, w = qb._w;
 
 		let dot = this.dot( qb );

build/three.webgpu.js

@@ -47814,8 +47814,11 @@ class Background extends DataMap {
 				// compute vertex position
 				const modifiedPosition = isOrtho.select( positionLocal.mul( orthoScale ), positionLocal );
 
-				// By using a w component of 0, the skybox will not translate when the camera moves through the scene
-				let viewProj = cameraProjectionMatrix.mul( modelViewMatrix.mul( vec4( modifiedPosition, 0.0 ) ) );
+				// by using a w component of 0, the skybox will not translate when the camera moves through the scene
+				const viewPosition = modelViewMatrix.mul( vec4( modifiedPosition, 0.0 ) );
+
+				// we force w=1.0 here to prevent the w_clip=0 divide-by-zero error for ortho cameras.
+				let viewProj = cameraProjectionMatrix.mul( vec4( viewPosition.xyz, 1.0 ) );
 
 				// force background to far plane so it does not occlude objects
 				viewProj = viewProj.setZ( viewProj.w );
@@ -57670,8 +57673,7 @@ class Renderer {
 		 * and pipeline updates.
 		 *
 		 * @private
-		 * @type {?Function}
-		 * @default null
+		 * @type {Function}
 		 */
 		this._handleObjectFunction = this._renderObjectDirect;
 
@@ -57957,6 +57959,7 @@ class Renderer {
 		const previousRenderId = nodeFrame.renderId;
 		const previousRenderContext = this._currentRenderContext;
 		const previousRenderObjectFunction = this._currentRenderObjectFunction;
+		const previousHandleObjectFunction = this._handleObjectFunction;
 		const previousCompilationPromises = this._compilationPromises;
 
 		//
@@ -58040,7 +58043,15 @@ class Renderer {
 
 		//
 
-		this._background.update( sceneRef, renderList, renderContext );
+		if ( targetScene !== scene ) {
+
+			this._background.update( targetScene, renderList, renderContext );
+
+		} else {
+
+			this._background.update( sceneRef, renderList, renderContext );
+
+		}
 
 		// process render lists
 
@@ -58058,10 +58069,9 @@ class Renderer {
 
 		this._currentRenderContext = previousRenderContext;
 		this._currentRenderObjectFunction = previousRenderObjectFunction;
+		this._handleObjectFunction = previousHandleObjectFunction;
 		this._compilationPromises = previousCompilationPromises;
 
-		this._handleObjectFunction = this._renderObjectDirect;
-
 		// wait for all promises setup by backends awaiting compilation/linking/pipeline creation to complete
 
 		await Promise.all( compilationPromises );
@@ -58458,6 +58468,7 @@ class Renderer {
 		const previousRenderId = nodeFrame.renderId;
 		const previousRenderContext = this._currentRenderContext;
 		const previousRenderObjectFunction = this._currentRenderObjectFunction;
+		const previousHandleObjectFunction = this._handleObjectFunction;
 
 		//
 
@@ -58490,6 +58501,7 @@ class Renderer {
 
 		this._currentRenderContext = renderContext;
 		this._currentRenderObjectFunction = this._renderObjectFunction || this.renderObject;
+		this._handleObjectFunction = this._renderObjectDirect;
 
 		//
 
@@ -58689,6 +58701,7 @@ class Renderer {
 
 		this._currentRenderContext = previousRenderContext;
 		this._currentRenderObjectFunction = previousRenderObjectFunction;
+		this._handleObjectFunction = previousHandleObjectFunction;
 
 		//
 
@@ -70604,7 +70617,7 @@ const GPUPrimitiveTopology = {
 	TriangleStrip: 'triangle-strip',
 };
 
-const GPUShaderStage = ( typeof self !== 'undefined' ) ? self.GPUShaderStage : { VERTEX: 1, FRAGMENT: 2, COMPUTE: 4 };
+const GPUShaderStage = ( typeof self !== 'undefined' && self.GPUShaderStage ) ? self.GPUShaderStage : { VERTEX: 1, FRAGMENT: 2, COMPUTE: 4 };
 
 const GPUCompareFunction = {
 	Never: 'never',

build/three.webgpu.nodes.js

@@ -47814,8 +47814,11 @@ class Background extends DataMap {
 				// compute vertex position
 				const modifiedPosition = isOrtho.select( positionLocal.mul( orthoScale ), positionLocal );
 
-				// By using a w component of 0, the skybox will not translate when the camera moves through the scene
-				let viewProj = cameraProjectionMatrix.mul( modelViewMatrix.mul( vec4( modifiedPosition, 0.0 ) ) );
+				// by using a w component of 0, the skybox will not translate when the camera moves through the scene
+				const viewPosition = modelViewMatrix.mul( vec4( modifiedPosition, 0.0 ) );
+
+				// we force w=1.0 here to prevent the w_clip=0 divide-by-zero error for ortho cameras.
+				let viewProj = cameraProjectionMatrix.mul( vec4( viewPosition.xyz, 1.0 ) );
 
 				// force background to far plane so it does not occlude objects
 				viewProj = viewProj.setZ( viewProj.w );
@@ -57670,8 +57673,7 @@ class Renderer {
 		 * and pipeline updates.
 		 *
 		 * @private
-		 * @type {?Function}
-		 * @default null
+		 * @type {Function}
 		 */
 		this._handleObjectFunction = this._renderObjectDirect;
 
@@ -57957,6 +57959,7 @@ class Renderer {
 		const previousRenderId = nodeFrame.renderId;
 		const previousRenderContext = this._currentRenderContext;
 		const previousRenderObjectFunction = this._currentRenderObjectFunction;
+		const previousHandleObjectFunction = this._handleObjectFunction;
 		const previousCompilationPromises = this._compilationPromises;
 
 		//
@@ -58040,7 +58043,15 @@ class Renderer {
 
 		//
 
-		this._background.update( sceneRef, renderList, renderContext );
+		if ( targetScene !== scene ) {
+
+			this._background.update( targetScene, renderList, renderContext );
+
+		} else {
+
+			this._background.update( sceneRef, renderList, renderContext );
+
+		}
 
 		// process render lists
 
@@ -58058,10 +58069,9 @@ class Renderer {
 
 		this._currentRenderContext = previousRenderContext;
 		this._currentRenderObjectFunction = previousRenderObjectFunction;
+		this._handleObjectFunction = previousHandleObjectFunction;
 		this._compilationPromises = previousCompilationPromises;
 
-		this._handleObjectFunction = this._renderObjectDirect;
-
 		// wait for all promises setup by backends awaiting compilation/linking/pipeline creation to complete
 
 		await Promise.all( compilationPromises );
@@ -58458,6 +58468,7 @@ class Renderer {
 		const previousRenderId = nodeFrame.renderId;
 		const previousRenderContext = this._currentRenderContext;
 		const previousRenderObjectFunction = this._currentRenderObjectFunction;
+		const previousHandleObjectFunction = this._handleObjectFunction;
 
 		//
 
@@ -58490,6 +58501,7 @@ class Renderer {
 
 		this._currentRenderContext = renderContext;
 		this._currentRenderObjectFunction = this._renderObjectFunction || this.renderObject;
+		this._handleObjectFunction = this._renderObjectDirect;
 
 		//
 
@@ -58689,6 +58701,7 @@ class Renderer {
 
 		this._currentRenderContext = previousRenderContext;
 		this._currentRenderObjectFunction = previousRenderObjectFunction;
+		this._handleObjectFunction = previousHandleObjectFunction;
 
 		//
 
@@ -70604,7 +70617,7 @@ const GPUPrimitiveTopology = {
 	TriangleStrip: 'triangle-strip',
 };
 
-const GPUShaderStage = ( typeof self !== 'undefined' ) ? self.GPUShaderStage : { VERTEX: 1, FRAGMENT: 2, COMPUTE: 4 };
+const GPUShaderStage = ( typeof self !== 'undefined' && self.GPUShaderStage ) ? self.GPUShaderStage : { VERTEX: 1, FRAGMENT: 2, COMPUTE: 4 };
 
 const GPUCompareFunction = {
 	Never: 'never',