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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <title>three.js webgpu - ocean</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 ocean
- </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 Stats from 'three/addons/libs/stats.module.js';
- import { GUI } from 'three/addons/libs/lil-gui.module.min.js';
- import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
- import { WaterMesh } from 'three/addons/objects/WaterMesh.js';
- import { SkyMesh } from 'three/addons/objects/SkyMesh.js';
- let container, stats;
- let camera, scene, renderer;
- let controls, water, sun, mesh;
- init();
- function init() {
- container = document.getElementById( 'container' );
- //
- renderer = new THREE.WebGPURenderer();
- renderer.setPixelRatio( window.devicePixelRatio );
- renderer.setSize( window.innerWidth, window.innerHeight );
- renderer.setAnimationLoop( animate );
- renderer.toneMapping = THREE.ACESFilmicToneMapping;
- renderer.toneMappingExposure = 0.5;
- container.appendChild( renderer.domElement );
- //
- scene = new THREE.Scene();
- camera = new THREE.PerspectiveCamera( 55, window.innerWidth / window.innerHeight, 1, 20000 );
- camera.position.set( 30, 30, 100 );
- //
- sun = new THREE.Vector3();
- // Water
- const waterGeometry = new THREE.PlaneGeometry( 10000, 10000 );
- const loader = new THREE.TextureLoader();
- const waterNormals = loader.load( 'textures/waternormals.jpg' );
- waterNormals.wrapS = waterNormals.wrapT = THREE.RepeatWrapping;
- water = new WaterMesh(
- waterGeometry,
- {
- waterNormals: waterNormals,
- sunDirection: new THREE.Vector3(),
- sunColor: 0xffffff,
- waterColor: 0x001e0f,
- distortionScale: 3.7
- }
- );
- water.rotation.x = - Math.PI / 2;
- scene.add( water );
- // Skybox
- const sky = new SkyMesh();
- sky.scale.setScalar( 10000 );
- scene.add( sky );
- sky.turbidity.value = 10;
- sky.rayleigh.value = 2;
- sky.mieCoefficient.value = 0.005;
- sky.mieDirectionalG.value = 0.8;
- const parameters = {
- elevation: 2,
- azimuth: 180
- };
- const pmremGenerator = new THREE.PMREMGenerator( renderer );
- const sceneEnv = new THREE.Scene();
- let renderTarget;
- function updateSun() {
- const phi = THREE.MathUtils.degToRad( 90 - parameters.elevation );
- const theta = THREE.MathUtils.degToRad( parameters.azimuth );
- sun.setFromSphericalCoords( 1, phi, theta );
- sky.sunPosition.value.copy( sun );
- water.sunDirection.value.copy( sun ).normalize();
- if ( renderTarget !== undefined ) renderTarget.dispose();
- sceneEnv.add( sky );
- renderTarget = pmremGenerator.fromScene( sceneEnv );
- scene.add( sky );
- scene.environment = renderTarget.texture;
- }
- renderer.init().then( updateSun );
- //
- const geometry = new THREE.BoxGeometry( 30, 30, 30 );
- const material = new THREE.MeshStandardMaterial( { roughness: 0 } );
- mesh = new THREE.Mesh( geometry, material );
- scene.add( mesh );
- //
- controls = new OrbitControls( camera, renderer.domElement );
- controls.maxPolarAngle = Math.PI * 0.495;
- controls.target.set( 0, 10, 0 );
- controls.minDistance = 40.0;
- controls.maxDistance = 200.0;
- controls.update();
- //
- stats = new Stats();
- container.appendChild( stats.dom );
- // GUI
- const gui = new GUI();
- const folderSky = gui.addFolder( 'Sky' );
- folderSky.add( parameters, 'elevation', 0, 90, 0.1 ).onChange( updateSun );
- folderSky.add( parameters, 'azimuth', - 180, 180, 0.1 ).onChange( updateSun );
- folderSky.open();
- const folderWater = gui.addFolder( 'Water' );
- folderWater.add( water.distortionScale, 'value', 0, 8, 0.1 ).name( 'distortionScale' );
- folderWater.add( water.size, 'value', 0.1, 10, 0.1 ).name( 'size' );
- folderWater.open();
- //
- window.addEventListener( 'resize', onWindowResize );
- }
- function onWindowResize() {
- camera.aspect = window.innerWidth / window.innerHeight;
- camera.updateProjectionMatrix();
- renderer.setSize( window.innerWidth, window.innerHeight );
- }
- function animate() {
- render();
- stats.update();
- }
- function render() {
- const time = performance.now() * 0.001;
- mesh.position.y = Math.sin( time ) * 20 + 5;
- mesh.rotation.x = time * 0.5;
- mesh.rotation.z = time * 0.51;
- renderer.render( scene, camera );
- }
- </script>
- </body>
- </html>
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