123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246 |
- <!DOCTYPE html>
- <html lang="en">
- <head>
- <title>three.js webgpu - motion blur</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 - motion blur
- </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 { pass, texture, uniform, output, mrt, mix, velocity, uv, screenUV } from 'three/tsl';
- import { motionBlur } from 'three/addons/tsl/display/MotionBlur.js';
- import { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js';
- import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
- import { GUI } from 'three/addons/libs/lil-gui.module.min.js';
- import Stats from 'three/addons/libs/stats.module.js';
- let camera, scene, renderer;
- let boxLeft, boxRight, model, mixer, clock;
- let postProcessing;
- let controls;
- let stats;
- const params = {
- speed: 1.0
- };
- init();
- function init() {
- camera = new THREE.PerspectiveCamera( 50, window.innerWidth / window.innerHeight, 0.25, 30 );
- camera.position.set( 0, 1.5, 4.5 );
- scene = new THREE.Scene();
- scene.fog = new THREE.Fog( 0x0487e2, 7, 25 );
- const sunLight = new THREE.DirectionalLight( 0xFFE499, 5 );
- sunLight.castShadow = true;
- sunLight.shadow.camera.near = .1;
- sunLight.shadow.camera.far = 10;
- sunLight.shadow.camera.right = 2;
- sunLight.shadow.camera.left = - 2;
- sunLight.shadow.camera.top = 2;
- sunLight.shadow.camera.bottom = - 2;
- sunLight.shadow.mapSize.width = 2048;
- sunLight.shadow.mapSize.height = 2048;
- sunLight.shadow.bias = - 0.001;
- sunLight.position.set( 4, 4, 2 );
- const waterAmbientLight = new THREE.HemisphereLight( 0x333366, 0x74ccf4, 5 );
- const skyAmbientLight = new THREE.HemisphereLight( 0x74ccf4, 0, 1 );
- scene.add( sunLight );
- scene.add( skyAmbientLight );
- scene.add( waterAmbientLight );
- clock = new THREE.Clock();
- // animated model
- const loader = new GLTFLoader();
- loader.load( 'models/gltf/Xbot.glb', function ( gltf ) {
- model = gltf.scene;
- model.rotation.y = Math.PI / 2;
- model.traverse( function ( child ) {
- if ( child.isMesh ) {
- child.castShadow = true;
- child.receiveShadow = true;
- }
- } );
- mixer = new THREE.AnimationMixer( model );
- const action = mixer.clipAction( gltf.animations[ 3 ] );
- action.play();
- scene.add( model );
- } );
- // textures
- const textureLoader = new THREE.TextureLoader();
- const floorColor = textureLoader.load( 'textures/floors/FloorsCheckerboard_S_Diffuse.jpg' );
- floorColor.wrapS = THREE.RepeatWrapping;
- floorColor.wrapT = THREE.RepeatWrapping;
- floorColor.colorSpace = THREE.SRGBColorSpace;
- const floorNormal = textureLoader.load( 'textures/floors/FloorsCheckerboard_S_Normal.jpg' );
- floorNormal.wrapS = THREE.RepeatWrapping;
- floorNormal.wrapT = THREE.RepeatWrapping;
- // floor
- const floorUV = uv().mul( 5 );
- const floorMaterial = new THREE.MeshPhongNodeMaterial();
- floorMaterial.colorNode = texture( floorColor, floorUV );
- const floor = new THREE.Mesh( new THREE.BoxGeometry( 15, .001, 15 ), floorMaterial );
- floor.receiveShadow = true;
- floor.position.set( 0, 0, 0 );
- scene.add( floor );
- const walls = new THREE.Mesh( new THREE.BoxGeometry( 15, 15, 15 ), new THREE.MeshPhongNodeMaterial( { colorNode: floorMaterial.colorNode, side: THREE.BackSide } ) );
- scene.add( walls );
- const map = new THREE.TextureLoader().load( 'textures/uv_grid_opengl.jpg' );
- map.colorSpace = THREE.SRGBColorSpace;
- const geometry = new THREE.TorusGeometry( .8 );
- const material = new THREE.MeshBasicMaterial( { map } );
- boxRight = new THREE.Mesh( geometry, material );
- boxRight.position.set( 3.5, 1.5, - 4 );
- scene.add( boxRight );
- boxLeft = new THREE.Mesh( geometry, material );
- boxLeft.position.set( - 3.5, 1.5, - 4 );
- scene.add( boxLeft );
- // renderer
- renderer = new THREE.WebGPURenderer();
- renderer.setPixelRatio( window.devicePixelRatio );
- renderer.setSize( window.innerWidth, window.innerHeight );
- renderer.setAnimationLoop( animate );
- renderer.shadowMap.enabled = true;
- document.body.appendChild( renderer.domElement );
- stats = new Stats();
- document.body.appendChild( stats.dom );
- controls = new OrbitControls( camera, renderer.domElement );
- controls.minDistance = 1;
- controls.maxDistance = 10;
- controls.maxPolarAngle = Math.PI / 2;
- controls.autoRotate = true;
- controls.autoRotateSpeed = 1;
- controls.target.set( 0, 1, 0 );
- controls.enableDamping = true;
- controls.dampingFactor = 0.05;
- controls.update();
- // post-processing
- const blurAmount = uniform( 1 );
- const showVelocity = uniform( 0 );
- const scenePass = pass( scene, camera );
- scenePass.setMRT( mrt( {
- output,
- velocity
- } ) );
- const beauty = scenePass.getTextureNode();
- const vel = scenePass.getTextureNode( 'velocity' ).mul( blurAmount );
- const mBlur = motionBlur( beauty, vel );
- const vignet = screenUV.distance( .5 ).remap( .6, 1 ).mul( 2 ).clamp().oneMinus();
- postProcessing = new THREE.PostProcessing( renderer );
- postProcessing.outputNode = mix( mBlur, vel, showVelocity ).mul( vignet );
- //
- const gui = new GUI();
- gui.title( 'Motion Blur Settings' );
- gui.add( controls, 'autoRotate' );
- gui.add( blurAmount, 'value', 0, 3 ).name( 'blur amount' );
- gui.add( params, 'speed', 0, 2 );
- gui.add( showVelocity, 'value', 0, 1 ).name( 'show velocity' );
- //
- window.addEventListener( 'resize', onWindowResize );
- }
- function onWindowResize() {
- camera.aspect = window.innerWidth / window.innerHeight;
- camera.updateProjectionMatrix();
- renderer.setSize( window.innerWidth, window.innerHeight );
- }
- function animate() {
- stats.update();
- controls.update();
- const delta = clock.getDelta();
- const speed = params.speed;
- boxRight.rotation.y += delta * 4 * speed;
- boxLeft.scale.setScalar( 1 + Math.sin( clock.elapsedTime * 10 * speed ) * .2 );
- if ( model ) {
- mixer.update( delta * speed );
- }
- postProcessing.render();
- }
- </script>
- </body>
- </html>
|