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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <title>three.js webgpu - mirror</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 - mirror
- </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 { reflector, uv, texture, color } from 'three/tsl';
- import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
- let camera, scene, renderer;
- let cameraControls;
- let sphereGroup, smallSphere;
- init();
- function init() {
- // scene
- scene = new THREE.Scene();
- // camera
- camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 500 );
- camera.position.set( 0, 75, 160 );
- //
- let geometry, material;
- //
- sphereGroup = new THREE.Object3D();
- scene.add( sphereGroup );
- geometry = new THREE.CylinderGeometry( 0.1, 15 * Math.cos( Math.PI / 180 * 30 ), 0.1, 24, 1 );
- material = new THREE.MeshPhongMaterial( { color: 0xffffff, emissive: 0x8d8d8d } );
- const sphereCap = new THREE.Mesh( geometry, material );
- sphereCap.position.y = - 15 * Math.sin( Math.PI / 180 * 30 ) - 0.05;
- sphereCap.rotateX( - Math.PI );
- geometry = new THREE.SphereGeometry( 15, 24, 24, Math.PI / 2, Math.PI * 2, 0, Math.PI / 180 * 120 );
- const halfSphere = new THREE.Mesh( geometry, material );
- halfSphere.add( sphereCap );
- halfSphere.rotateX( - Math.PI / 180 * 135 );
- halfSphere.rotateZ( - Math.PI / 180 * 20 );
- halfSphere.position.y = 7.5 + 15 * Math.sin( Math.PI / 180 * 30 );
- sphereGroup.add( halfSphere );
- geometry = new THREE.IcosahedronGeometry( 5, 0 );
- material = new THREE.MeshPhongMaterial( { color: 0xffffff, emissive: 0x7b7b7b, flatShading: true } );
- smallSphere = new THREE.Mesh( geometry, material );
- scene.add( smallSphere );
- // textures
- const textureLoader = new THREE.TextureLoader();
- const floorNormal = textureLoader.load( 'textures/floors/FloorsCheckerboard_S_Normal.jpg' );
- floorNormal.wrapS = THREE.RepeatWrapping;
- floorNormal.wrapT = THREE.RepeatWrapping;
- const decalDiffuse = textureLoader.load( 'textures/decal/decal-diffuse.png' );
- decalDiffuse.colorSpace = THREE.SRGBColorSpace;
- const decalNormal = textureLoader.load( 'textures/decal/decal-normal.jpg' );
- // reflectors / mirrors
- const groundReflector = reflector();
- const verticalReflector = reflector();
- const groundNormalScale = - 0.08;
- const verticalNormalScale = 0.1;
- const groundUVOffset = texture( decalNormal ).xy.mul( 2 ).sub( 1 ).mul( groundNormalScale );
- const verticalUVOffset = texture( floorNormal, uv().mul( 5 ) ).xy.mul( 2 ).sub( 1 ).mul( verticalNormalScale );
- groundReflector.uvNode = groundReflector.uvNode.add( groundUVOffset );
- verticalReflector.uvNode = verticalReflector.uvNode.add( verticalUVOffset );
- const groundNode = texture( decalDiffuse ).a.mix( color( 0xffffff ), groundReflector );
- const verticalNode = color( 0x0000ff ).mul( .1 ).add( verticalReflector );
- // walls
- const planeGeo = new THREE.PlaneGeometry( 100.1, 100.1 );
- //
- const planeBottom = new THREE.Mesh( planeGeo, new THREE.MeshPhongNodeMaterial( {
- colorNode: groundNode
- } ) );
- planeBottom.rotateX( - Math.PI / 2 );
- planeBottom.add( groundReflector.target );
- scene.add( planeBottom );
- const planeBack = new THREE.Mesh( planeGeo, new THREE.MeshPhongNodeMaterial( {
- colorNode: verticalNode
- } ) );
- planeBack.position.z = - 50;
- planeBack.position.y = 50;
- planeBack.add( verticalReflector.target );
- scene.add( planeBack );
- //
- const planeTop = new THREE.Mesh( planeGeo, new THREE.MeshPhongMaterial( { color: 0xffffff } ) );
- planeTop.position.y = 100;
- planeTop.rotateX( Math.PI / 2 );
- scene.add( planeTop );
- const planeFront = new THREE.Mesh( planeGeo, new THREE.MeshPhongMaterial( { color: 0x7f7fff } ) );
- planeFront.position.z = 50;
- planeFront.position.y = 50;
- planeFront.rotateY( Math.PI );
- scene.add( planeFront );
- const planeRight = new THREE.Mesh( planeGeo, new THREE.MeshPhongMaterial( { color: 0x00ff00 } ) );
- planeRight.position.x = 50;
- planeRight.position.y = 50;
- planeRight.rotateY( - Math.PI / 2 );
- scene.add( planeRight );
- const planeLeft = new THREE.Mesh( planeGeo, new THREE.MeshPhongMaterial( { color: 0xff0000 } ) );
- planeLeft.position.x = - 50;
- planeLeft.position.y = 50;
- planeLeft.rotateY( Math.PI / 2 );
- scene.add( planeLeft );
- // lights
- const mainLight = new THREE.PointLight( 0xe7e7e7, 2.5, 250, 0 );
- mainLight.position.y = 60;
- scene.add( mainLight );
- const greenLight = new THREE.PointLight( 0x00ff00, 0.5, 1000, 0 );
- greenLight.position.set( 550, 50, 0 );
- scene.add( greenLight );
- const redLight = new THREE.PointLight( 0xff0000, 0.5, 1000, 0 );
- redLight.position.set( - 550, 50, 0 );
- scene.add( redLight );
- const blueLight = new THREE.PointLight( 0xbbbbfe, 0.5, 1000, 0 );
- blueLight.position.set( 0, 50, 550 );
- scene.add( blueLight );
- // renderer
- renderer = new THREE.WebGPURenderer( { antialias: true } );
- renderer.setPixelRatio( window.devicePixelRatio );
- renderer.setSize( window.innerWidth, window.innerHeight );
- renderer.setAnimationLoop( animate );
- document.body.appendChild( renderer.domElement );
- // controls
- cameraControls = new OrbitControls( camera, renderer.domElement );
- cameraControls.target.set( 0, 40, 0 );
- cameraControls.maxDistance = 400;
- cameraControls.minDistance = 10;
- cameraControls.update();
- window.addEventListener( 'resize', onWindowResize );
- }
- function onWindowResize() {
- camera.aspect = window.innerWidth / window.innerHeight;
- camera.updateProjectionMatrix();
- renderer.setSize( window.innerWidth, window.innerHeight );
- }
- function animate() {
- const timer = Date.now() * 0.01;
- sphereGroup.rotation.y -= 0.002;
- smallSphere.position.set(
- Math.cos( timer * 0.1 ) * 30,
- Math.abs( Math.cos( timer * 0.2 ) ) * 20 + 5,
- Math.sin( timer * 0.1 ) * 30
- );
- smallSphere.rotation.y = ( Math.PI / 2 ) - timer * 0.1;
- smallSphere.rotation.z = timer * 0.8;
- renderer.render( scene, camera );
- }
- </script>
- </body>
- </html>
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