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+<!DOCTYPE html>
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+<html lang="en">
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+ <head>
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+ <title>three.js webgpu - white furnace test</title>
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+ <meta charset="utf-8">
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+ <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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+ <link type="text/css" rel="stylesheet" href="example.css">
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+ </head>
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+ <body>
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+
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+ <div id="info" class="invert">
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+ <a href="https://threejs.org/" target="_blank" rel="noopener" class="logo-link"></a>
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+
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+ <div class="title-wrapper">
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+ <a href="https://threejs.org/" target="_blank" rel="noopener">three.js</a><span>White Furnace Energy Conservation Test</span>
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+ </div>
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+
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+ <small>
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+ <br>Roughness increases left to right
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+ <br>Metalness increases top to bottom
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+ </small>
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+ </div>
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+
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+ <script type="importmap">
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+ {
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+ "imports": {
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+ "three": "../build/three.webgpu.js",
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+ "three/webgpu": "../build/three.webgpu.js",
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+ "three/tsl": "../build/three.tsl.js",
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+ "three/addons/": "./jsm/"
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+ }
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+ }
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+ </script>
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+
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+ <script type="module">
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+
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+ import * as THREE from 'three';
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+
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+ let scene, camera, renderer, radianceMap;
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+
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+ const COLOR = 0xcccccc;
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+
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+ async function init() {
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+
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+ const width = window.innerWidth;
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+ const height = window.innerHeight;
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+ const aspect = width / height;
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+
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+ // renderer
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+
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+ renderer = new THREE.WebGPURenderer( { antialias: true } );
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+ renderer.setSize( width, height );
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+ renderer.setPixelRatio( window.devicePixelRatio );
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+ document.body.appendChild( renderer.domElement );
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+
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+ await renderer.init();
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+
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+ // scene
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+
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+ scene = new THREE.Scene();
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+
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+ // camera
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+
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+ camera = new THREE.PerspectiveCamera( 40, aspect, 1, 30 );
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+ camera.position.set( 0, 0, 18 );
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+
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+ //
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+
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+ window.addEventListener( 'resize', onWindowResize );
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+
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+ document.body.addEventListener( 'mouseover', function () {
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+
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+ scene.traverse( function ( child ) {
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+
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+ if ( child.isMesh ) child.material.color.setHex( 0xffffff );
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+
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+ } );
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+
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+ render();
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+
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+ } );
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+
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+ document.body.addEventListener( 'mouseout', function () {
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+
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+ scene.traverse( function ( child ) {
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+
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+ if ( child.isMesh ) child.material.color.setHex( 0xccccff ); // tinted for visibility
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+
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+ } );
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+
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+ render();
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+
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+ } );
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+ }
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+
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+ function createObjects() {
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+
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+ const geometry = new THREE.SphereGeometry( 0.4, 32, 16 );
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+
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+ for ( let x = 0; x <= 10; x ++ ) {
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+
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+ for ( let y = 0; y <= 10; y ++ ) {
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+
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+ const material = new THREE.MeshPhysicalMaterial( {
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+ roughness: x / 10,
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+ metalness: y / 10,
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+ color: 0xffffff,
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+ envMap: radianceMap,
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+ envMapIntensity: 1,
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+ transmission: 0,
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+ ior: 1.5
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+ } );
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+
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+ const mesh = new THREE.Mesh( geometry, material );
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+ mesh.position.x = x - 5;
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+ mesh.position.y = 5 - y;
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+ scene.add( mesh );
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+
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+ }
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+
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+ }
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+
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+ }
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+
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+ function createEnvironment() {
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+
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+ const envScene = new THREE.Scene();
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+ envScene.background = new THREE.Color( COLOR );
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+
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+ const pmremGenerator = new THREE.PMREMGenerator( renderer );
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+ radianceMap = pmremGenerator.fromScene( envScene ).texture;
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+ pmremGenerator.dispose();
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+
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+ scene.background = envScene.background;
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+
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+ }
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+
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+ function onWindowResize() {
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+
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+ const width = window.innerWidth;
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+ const height = window.innerHeight;
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+
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+ camera.aspect = width / height;
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+ camera.updateProjectionMatrix();
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+
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+ renderer.setSize( width, height );
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+
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+ render();
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+
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+ }
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+
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+ function render() {
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+
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+ renderer.render( scene, camera );
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+
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+ }
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+
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+ Promise.resolve()
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+ .then( init )
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+ .then( createEnvironment )
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+ .then( createObjects )
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+ .then( render );
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+
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+ </script>
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+ </body>
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+</html>
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WestLangley
