javascript
/
three.js
spiegel van https://github.com/tazdij/three.js.git


			
				
					
						
						
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							<html lang="en">
	<head>
		<title>WebGPU Sandbox</title>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
		<link type="text/css" rel="stylesheet" href="main.css">
	</head>
	<body>
		<div id="info">
			<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> WebGPU - sandbox<br/>(Chrome Canary with flag: --enable-unsafe-webgpu)
		</div>

		<script type="module">

			import * as THREE from '../build/three.module.js';

			import WebGPURenderer from './jsm/renderers/webgpu/WebGPURenderer.js';
			import WebGPU from './jsm/renderers/webgpu/WebGPU.js';

			let camera, scene, renderer;

			let mesh;

			init().then( animate ).catch( onInitError );

			async function init() {

				if ( WebGPU.isAvailable() === false ) {

					document.body.appendChild( WebGPU.getErrorMessage() );

					throw 'No WebGPU support';

				}

				camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 0.1, 10 );
				camera.position.z = 4;

				scene = new THREE.Scene();
				scene.background = new THREE.Color( 0x222222 );

				// textured mesh

				const loader = new THREE.TextureLoader();
				const texture = loader.load( './textures/uv_grid_opengl.jpg' );

				const geometryMesh = new THREE.BoxBufferGeometry();
				const materialMesh = new THREE.MeshBasicMaterial( { map: texture } );

				mesh = new THREE.Mesh( geometryMesh, materialMesh );
				mesh.position.set( - 1, 0.5, 0 );
				scene.add( mesh );

				// points

				const geometryPoints = new THREE.BufferGeometry().setFromPoints( [ new THREE.Vector3( 0, - 1, 0 ), new THREE.Vector3( 1, - 1, 0 ) ] );
				const materialPoints = new THREE.PointsMaterial();

				const points = new THREE.Points( geometryPoints, materialPoints );
				scene.add( points );

				// lines

				const geometryLine = new THREE.BufferGeometry().setFromPoints( [
					new THREE.Vector3( 1, 0, 0 ),
					new THREE.Vector3( 2, 0, 0 ),
					new THREE.Vector3( 2, 1, 0 ),
					new THREE.Vector3( 1, 1, 0 )
				] );
				const materialLine = new THREE.LineBasicMaterial();
				const line = new THREE.Line( geometryLine, materialLine );
				scene.add( line );

				renderer = new WebGPURenderer();
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setSize( window.innerWidth, window.innerHeight );
				document.body.appendChild( renderer.domElement );

				window.addEventListener( 'resize', onWindowResize, false );

				return renderer.init();

			}

			function onWindowResize() {

				camera.aspect = window.innerWidth / window.innerHeight;
				camera.updateProjectionMatrix();

				renderer.setSize( window.innerWidth, window.innerHeight );

			}

			function animate() {

				requestAnimationFrame( animate );

				mesh.rotation.x += 0.01;
				mesh.rotation.y += 0.02;

				renderer.render( scene, camera );

			}

			function onInitError( error ) {

				console.error( error );

			}

		</script>
	</body>
</html>