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126 lines
3.1 KiB
HTML
126 lines
3.1 KiB
HTML
2 months ago
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<html lang="en">
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<head>
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<title>three.js webgpu - depth texture</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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<link type="text/css" rel="stylesheet" href="main.css">
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</head>
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<body>
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<div id="info">
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<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> webgpu - depth texture
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</div>
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<script type="importmap">
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{
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"imports": {
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"three": "../build/three.webgpu.js",
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"three/webgpu": "../build/three.webgpu.js",
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"three/tsl": "../build/three.tsl.js",
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"three/addons/": "./jsm/"
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}
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}
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</script>
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<script type="module">
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import * as THREE from 'three';
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import { texture } from 'three/tsl';
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import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
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let camera, scene, controls, renderer;
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let quad, renderTarget;
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const dpr = window.devicePixelRatio;
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init();
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function init() {
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camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 1, 20 );
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camera.position.z = 4;
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scene = new THREE.Scene();
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scene.background = new THREE.Color( 0x222222 );
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scene.overrideMaterial = new THREE.MeshBasicNodeMaterial();
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//
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const geometry = new THREE.TorusKnotGeometry( 1, 0.3, 128, 64 );
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const count = 50;
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const scale = 5;
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for ( let i = 0; i < count; i ++ ) {
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const r = Math.random() * 2.0 * Math.PI;
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const z = ( Math.random() * 2.0 ) - 1.0;
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const zScale = Math.sqrt( 1.0 - z * z ) * scale;
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const mesh = new THREE.Mesh( geometry );
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mesh.position.set(
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Math.cos( r ) * zScale,
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Math.sin( r ) * zScale,
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z * scale
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);
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mesh.rotation.set( Math.random(), Math.random(), Math.random() );
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scene.add( mesh );
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}
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//
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renderer = new THREE.WebGPURenderer( { antialias: true } );
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renderer.setPixelRatio( dpr );
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renderer.setSize( window.innerWidth, window.innerHeight );
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renderer.setAnimationLoop( animate );
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document.body.appendChild( renderer.domElement );
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const depthTexture = new THREE.DepthTexture();
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depthTexture.type = THREE.FloatType;
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renderTarget = new THREE.RenderTarget( window.innerWidth * dpr, window.innerHeight * dpr );
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renderTarget.depthTexture = depthTexture;
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window.addEventListener( 'resize', onWindowResize );
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// FX
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const materialFX = new THREE.MeshBasicNodeMaterial();
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materialFX.colorNode = texture( depthTexture );
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quad = new THREE.QuadMesh( materialFX );
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//
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controls = new OrbitControls( camera, renderer.domElement );
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controls.enableDamping = true;
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}
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function onWindowResize() {
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camera.aspect = window.innerWidth / window.innerHeight;
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camera.updateProjectionMatrix();
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renderer.setSize( window.innerWidth, window.innerHeight );
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renderTarget.setSize( window.innerWidth * dpr, window.innerHeight * dpr );
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}
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function animate() {
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renderer.setRenderTarget( renderTarget );
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renderer.render( scene, camera );
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renderer.setRenderTarget( null );
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quad.render( renderer );
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}
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</script>
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</body>
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</html>
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