[pull] dev from mrdoob:dev

src/renderers/webgpu/WebGPUBackend.js

@@ -6,7 +6,7 @@ import { GPUFeatureName, GPULoadOp, GPUStoreOp, GPUIndexFormat, GPUTextureViewDi
 import WGSLNodeBuilder from './nodes/WGSLNodeBuilder.js';
 import Backend from '../common/Backend.js';
 
-import WebGPUUtils from './utils/WebGPUUtils.js';
+import WebGPUUtils, { submit } from './utils/WebGPUUtils.js';
 import WebGPUAttributeUtils from './utils/WebGPUAttributeUtils.js';
 import WebGPUBindingUtils from './utils/WebGPUBindingUtils.js';
 import WebGPUCapabilities from './utils/WebGPUCapabilities.js';
@@ -1105,7 +1105,7 @@ class WebGPUBackend extends Backend {
 
 		}
 
-		this.device.queue.submit( [ renderContextData.encoder.finish() ] );
+		submit( this.device, renderContextData.encoder.finish() );
 
 
 		//
@@ -1378,7 +1378,7 @@ class WebGPUBackend extends Backend {
 
 		currentPass.end();
 
-		device.queue.submit( [ encoder.finish() ] );
+		submit( device, encoder.finish() );
 
 	}
 
@@ -1525,7 +1525,7 @@ class WebGPUBackend extends Backend {
 
 		groupData.passEncoderGPU.end();
 
-		this.device.queue.submit( [ groupData.cmdEncoderGPU.finish() ] );
+		submit( this.device, groupData.cmdEncoderGPU.finish() );
 
 	}
 
@@ -2490,7 +2490,7 @@ class WebGPUBackend extends Backend {
 			]
 		);
 
-		this.device.queue.submit( [ encoder.finish() ] );
+		submit( this.device, encoder.finish() );
 
 		if ( dstLevel === 0 && dstTexture.generateMipmaps ) {
 
@@ -2616,7 +2616,7 @@ class WebGPUBackend extends Backend {
 
 		} else {
 
-			this.device.queue.submit( [ encoder.finish() ] );
+			submit( this.device, encoder.finish() );
 
 		}
 

src/renderers/webgpu/utils/WebGPUAttributeUtils.js

@@ -1,4 +1,5 @@
 import { GPUInputStepMode } from './WebGPUConstants.js';
+import { submit } from './WebGPUUtils.js';
 
 import { Float16BufferAttribute } from '../../../core/BufferAttribute.js';
 import { isTypedArray, error } from '../../../utils.js';
@@ -418,7 +419,7 @@ class WebGPUAttributeUtils {
 		);
 
 		const gpuCommands = cmdEncoder.finish();
-		device.queue.submit( [ gpuCommands ] );
+		submit( device, gpuCommands );
 
 		// map the data to the CPU
 		await readBufferGPU.mapAsync( GPUMapMode.READ, 0, byteLength );

src/renderers/webgpu/utils/WebGPUTexturePassUtils.js

@@ -1,5 +1,6 @@
 import DataMap from '../../common/DataMap.js';
 import { GPUFilterMode, GPULoadOp, GPUStoreOp } from './WebGPUConstants.js';
+import { submit } from './WebGPUUtils.js';
 
 /**
  * A WebGPU backend utility module used by {@link WebGPUTextureUtils}.
@@ -259,7 +260,7 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4<f32> {
 		pass( copyTransferPipeline, textureGPU, baseArrayLayer, tempTexture, 0, false );
 		pass( flipTransferPipeline, tempTexture, 0, textureGPU, baseArrayLayer, true );
 
-		this.device.queue.submit( [ commandEncoder.finish() ] );
+		submit( this.device, commandEncoder.finish() );
 
 		tempTexture.destroy();
 
@@ -281,7 +282,7 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4<f32> {
 
 		this._mipmapRunBundles( commandEncoder, passes );
 
-		if ( encoder === null ) this.device.queue.submit( [ commandEncoder.finish() ] );
+		if ( encoder === null ) submit( this.device, commandEncoder.finish() );
 
 		textureData.layers = passes;
 

src/renderers/webgpu/utils/WebGPUTextureUtils.js

@@ -4,6 +4,7 @@ import {
 import { ColorManagement } from '../../../math/ColorManagement.js';
 
 import WebGPUTexturePassUtils from './WebGPUTexturePassUtils.js';
+import { submit } from './WebGPUUtils.js';
 
 import {
 	ByteType, ShortType,
@@ -708,7 +709,7 @@ class WebGPUTextureUtils {
 
 		const typedArrayType = this._getTypedArrayType( format );
 
-		device.queue.submit( [ encoder.finish() ] );
+		submit( device, encoder.finish() );
 
 		await readBuffer.mapAsync( GPUMapMode.READ );
 

src/renderers/webgpu/utils/WebGPUTimestampQueryPool.js

@@ -1,5 +1,6 @@
 import { error, warnOnce } from '../../../utils.js';
 import TimestampQueryPool from '../../common/TimestampQueryPool.js';
+import { submit } from './WebGPUUtils.js';
 
 /**
  * Manages a pool of WebGPU timestamp queries for performance measurement.
@@ -155,7 +156,7 @@ class WebGPUTimestampQueryPool extends TimestampQueryPool {
 			);
 
 			const commandBuffer = commandEncoder.finish();
-			this.device.queue.submit( [ commandBuffer ] );
+			submit( this.device, commandBuffer );
 
 			if ( this.resultBuffer.mapState !== 'unmapped' ) {
 

src/renderers/webgpu/utils/WebGPUUtils.js

@@ -1,6 +1,8 @@
 import { HalfFloatType, UnsignedByteType } from '../../../constants.js';
 import { GPUPrimitiveTopology, GPUTextureFormat } from './WebGPUConstants.js';
 
+const _commandList = [ null ];
+
 /**
  * A WebGPU backend utility module with common helpers.
  *
@@ -266,4 +268,22 @@ class WebGPUUtils {
 
 }
 
+/**
+ * Submits a single GPU command to the device queue using a shared, module-scoped
+ * array to avoid per-call array allocations.
+ *
+ * @private
+ * @param {GPUDevice} device - The GPU device.
+ * @param {GPUCommandBuffer} command - The command buffer to submit.
+ */
+export function submit( device, command ) {
+
+	_commandList[ 0 ] = command;
+
+	device.queue.submit( _commandList );
+
+	_commandList[ 0 ] = null;
+
+}
+
 export default WebGPUUtils;