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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <title>three.js webgpu - postprocessing sobel</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="example.css">
- </head>
- <body>
- <div id="info">
- <a href="https://threejs.org/" target="_blank" rel="noopener" class="logo-link"></a>
- <div class="title-wrapper">
- <a href="https://threejs.org/" target="_blank" rel="noopener">three.js</a><span> Sobel</span>
- </div>
- <small>Edge Detection with a Sobel operator.</small>
- </div>
- <script type="importmap">
- {
- "imports": {
- "three": "../build/three.webgpu.js",
- "three/webgpu": "../build/three.webgpu.js",
- "three/tsl": "../build/three.tsl.js",
- "three/addons/": "./jsm/"
- }
- }
- </script>
- <script type="module">
- import * as THREE from 'three/webgpu';
- import { pass, renderOutput } from 'three/tsl';
- import { sobel } from 'three/addons/tsl/display/SobelOperatorNode.js';
- import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
- import { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js';
- import { RoomEnvironment } from 'three/addons/environments/RoomEnvironment.js';
- import { Inspector } from 'three/addons/inspector/Inspector.js';
- let camera, scene, renderer, controls;
- let postProcessing;
- const params = {
- enabled: true
- };
- init();
- async function init() {
- scene = new THREE.Scene();
- camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 0.1, 100 );
- camera.position.set( 0, 1, 3 );
- //
- const loader = new GLTFLoader();
- const gltf = await loader.loadAsync( 'models/gltf/DragonAttenuation.glb' );
- const model = gltf.scene.children[ 1 ];
- model.material = new THREE.MeshStandardNodeMaterial();
- scene.add( model );
-
- //
- renderer = new THREE.WebGPURenderer( { antialias: true } );
- renderer.setPixelRatio( window.devicePixelRatio );
- renderer.setSize( window.innerWidth, window.innerHeight );
- renderer.setAnimationLoop( animate );
- renderer.inspector = new Inspector();
- renderer.toneMapping = THREE.LinearToneMapping;
- document.body.appendChild( renderer.domElement );
- await renderer.init();
- const environment = new RoomEnvironment();
- const pmremGenerator = new THREE.PMREMGenerator( renderer );
- scene.environment = pmremGenerator.fromScene( environment, 0.04 ).texture;
- pmremGenerator.dispose();
- //
- controls = new OrbitControls( camera, renderer.domElement );
- controls.enableDamping = true;
- controls.enableZoom = false;
- controls.target.set( 0, 0.5, 0 );
- controls.update();
- // postprocessing
- postProcessing = new THREE.PostProcessing( renderer );
- postProcessing.outputColorTransform = false;
- const scenePass = pass( scene, camera );
- postProcessing.outputNode = sobel( renderOutput( scenePass ) );
- //
- const gui = renderer.inspector.createParameters( 'Settings' );
- gui.add( params, 'enabled' );
- //
- window.addEventListener( 'resize', onWindowResize );
- }
- function onWindowResize() {
- camera.aspect = window.innerWidth / window.innerHeight;
- camera.updateProjectionMatrix();
- renderer.setSize( window.innerWidth, window.innerHeight );
- }
- function animate() {
- controls.update();
- if ( params.enabled === true ) {
- postProcessing.render();
- } else {
- renderer.render( scene, camera );
- }
- }
- </script>
- </body>
- </html>
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