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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <title>three.js webgpu - toon material</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="container"></div>
- <div id="info"><a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> webgpu - toon material</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 { toonOutlinePass } from 'three/tsl';
- import Stats from 'three/addons/libs/stats.module.js';
- import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
- import { FontLoader } from 'three/addons/loaders/FontLoader.js';
- import { TextGeometry } from 'three/addons/geometries/TextGeometry.js';
- let container, stats;
- let camera, scene, renderer, postProcessing;
- let particleLight;
- const loader = new FontLoader();
- loader.load( 'fonts/gentilis_regular.typeface.json', function ( font ) {
- init( font );
- } );
- function init( font ) {
- container = document.createElement( 'div' );
- document.body.appendChild( container );
- camera = new THREE.PerspectiveCamera( 40, window.innerWidth / window.innerHeight, 1, 2500 );
- camera.position.set( 0.0, 400, 400 * 3.5 );
- //
- scene = new THREE.Scene();
- scene.background = new THREE.Color( 0x444488 );
- //
- renderer = new THREE.WebGPURenderer( { antialias: true } );
- renderer.setPixelRatio( window.devicePixelRatio );
- renderer.setSize( window.innerWidth, window.innerHeight );
- renderer.setAnimationLoop( render );
- container.appendChild( renderer.domElement );
- //
- postProcessing = new THREE.PostProcessing( renderer );
- postProcessing.outputNode = toonOutlinePass( scene, camera );
- // Materials
- const cubeWidth = 400;
- const numberOfSphersPerSide = 5;
- const sphereRadius = ( cubeWidth / numberOfSphersPerSide ) * 0.8 * 0.5;
- const stepSize = 1.0 / numberOfSphersPerSide;
- const geometry = new THREE.SphereGeometry( sphereRadius, 32, 16 );
- for ( let alpha = 0, alphaIndex = 0; alpha <= 1.0; alpha += stepSize, alphaIndex ++ ) {
- const colors = new Uint8Array( alphaIndex + 2 );
- for ( let c = 0; c <= colors.length; c ++ ) {
- colors[ c ] = ( c / colors.length ) * 256;
- }
- const gradientMap = new THREE.DataTexture( colors, colors.length, 1, THREE.RedFormat );
- gradientMap.needsUpdate = true;
- for ( let beta = 0; beta <= 1.0; beta += stepSize ) {
- for ( let gamma = 0; gamma <= 1.0; gamma += stepSize ) {
- // basic monochromatic energy preservation
- const diffuseColor = new THREE.Color().setHSL( alpha, 0.5, gamma * 0.5 + 0.1 ).multiplyScalar( 1 - beta * 0.2 );
- const material = new THREE.MeshToonNodeMaterial( {
- color: diffuseColor,
- gradientMap: gradientMap
- } );
- const mesh = new THREE.Mesh( geometry, material );
- mesh.position.x = alpha * 400 - 200;
- mesh.position.y = beta * 400 - 200;
- mesh.position.z = gamma * 400 - 200;
- scene.add( mesh );
- }
- }
- }
- function addLabel( name, location ) {
- const textGeo = new TextGeometry( name, {
- font: font,
- size: 20,
- depth: 1,
- curveSegments: 1
- } );
- const textMaterial = new THREE.MeshBasicNodeMaterial();
- const textMesh = new THREE.Mesh( textGeo, textMaterial );
- textMesh.position.copy( location );
- scene.add( textMesh );
- }
- addLabel( '-gradientMap', new THREE.Vector3( - 350, 0, 0 ) );
- addLabel( '+gradientMap', new THREE.Vector3( 350, 0, 0 ) );
- addLabel( '-diffuse', new THREE.Vector3( 0, 0, - 300 ) );
- addLabel( '+diffuse', new THREE.Vector3( 0, 0, 300 ) );
- particleLight = new THREE.Mesh(
- new THREE.SphereGeometry( 4, 8, 8 ),
- new THREE.MeshBasicNodeMaterial( { color: 0xffffff } )
- );
- scene.add( particleLight );
- // Lights
- scene.add( new THREE.AmbientLight( 0xc1c1c1, 3 ) );
- const pointLight = new THREE.PointLight( 0xffffff, 2, 800, 0 );
- particleLight.add( pointLight );
- //
- stats = new Stats();
- container.appendChild( stats.dom );
- const controls = new OrbitControls( camera, renderer.domElement );
- controls.minDistance = 200;
- controls.maxDistance = 2000;
- window.addEventListener( 'resize', onWindowResize );
- }
- function onWindowResize() {
- camera.aspect = window.innerWidth / window.innerHeight;
- camera.updateProjectionMatrix();
- renderer.setSize( window.innerWidth, window.innerHeight );
- }
- //
- function render() {
- const timer = Date.now() * 0.00025;
- particleLight.position.x = Math.sin( timer * 7 ) * 300;
- particleLight.position.y = Math.cos( timer * 5 ) * 400;
- particleLight.position.z = Math.cos( timer * 3 ) * 300;
- stats.begin();
- postProcessing.render();
- stats.end();
- }
- </script>
- </body>
- </html>
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