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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <title>three.js webgpu - materials - environment maps</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 environment mapping example<br/>
- Equirectangular Map by <a href="http://www.flickr.com/photos/jonragnarsson/2294472375/" target="_blank" rel="noopener">Jón Ragnarsson</a>.
- </div>
- <script type="importmap">
- {
- "imports": {
- "three": "../build/three.webgpu.js",
- "three/tsl": "../build/three.webgpu.js",
- "three/addons/": "./jsm/"
- }
- }
- </script>
- <script type="module">
- import * as THREE from 'three';
- import { GUI } from 'three/addons/libs/lil-gui.module.min.js';
- import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
- let controls, camera, scene, renderer;
- let textureEquirec, textureCube;
- let sphereMesh, sphereMaterial, params;
- init();
- function init() {
- // CAMERAS
- camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 0.1, 100 );
- camera.position.set( 0, 0, 2.5 );
- // SCENE
- scene = new THREE.Scene();
- // Textures
- const loader = new THREE.CubeTextureLoader();
- loader.setPath( 'textures/cube/Bridge2/' );
- textureCube = loader.load( [ 'posx.jpg', 'negx.jpg', 'posy.jpg', 'negy.jpg', 'posz.jpg', 'negz.jpg' ] );
- const textureLoader = new THREE.TextureLoader();
- textureEquirec = textureLoader.load( 'textures/2294472375_24a3b8ef46_o.jpg' );
- textureEquirec.mapping = THREE.EquirectangularReflectionMapping;
- textureEquirec.colorSpace = THREE.SRGBColorSpace;
- scene.background = textureCube;
- //
- const geometry = new THREE.IcosahedronGeometry( 1, 15 );
- sphereMaterial = new THREE.MeshBasicMaterial( { envMap: textureCube } );
- sphereMesh = new THREE.Mesh( geometry, sphereMaterial );
- scene.add( sphereMesh );
- //
- renderer = new THREE.WebGPURenderer();
- renderer.setPixelRatio( window.devicePixelRatio );
- renderer.setSize( window.innerWidth, window.innerHeight );
- renderer.setAnimationLoop( animate );
- document.body.appendChild( renderer.domElement );
- //
- controls = new OrbitControls( camera, renderer.domElement );
- controls.minDistance = 1.5;
- controls.maxDistance = 6;
- //
- params = {
- Cube: function () {
- scene.background = textureCube;
- sphereMaterial.envMap = textureCube;
- sphereMaterial.needsUpdate = true;
- },
- Equirectangular: function () {
- scene.background = textureEquirec;
- sphereMaterial.envMap = textureEquirec;
- sphereMaterial.needsUpdate = true;
- },
- Refraction: false
- };
- const gui = new GUI( { width: 300 } );
- gui.add( params, 'Cube' );
- gui.add( params, 'Equirectangular' );
- gui.add( params, 'Refraction' ).onChange( function ( value ) {
- if ( value ) {
- textureEquirec.mapping = THREE.EquirectangularRefractionMapping;
- textureCube.mapping = THREE.CubeRefractionMapping;
- } else {
- textureEquirec.mapping = THREE.EquirectangularReflectionMapping;
- textureCube.mapping = THREE.CubeReflectionMapping;
- }
- sphereMaterial.needsUpdate = true;
- } );
- gui.open();
- window.addEventListener( 'resize', onWindowResize );
- }
- function onWindowResize() {
- camera.aspect = window.innerWidth / window.innerHeight;
- camera.updateProjectionMatrix();
- renderer.setSize( window.innerWidth, window.innerHeight );
- }
- //
- function animate() {
- camera.lookAt( scene.position );
- renderer.render( scene, camera );
- }
- </script>
- </body>
- </html>
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