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138 lines
3.6 KiB
HTML
138 lines
3.6 KiB
HTML
2 months ago
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js webgpu - sky</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"><a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> webgpu - sky + sun shader
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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 { GUI } from 'three/addons/libs/lil-gui.module.min.js';
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import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
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import { SkyMesh } from 'three/addons/objects/SkyMesh.js';
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let camera, scene, renderer;
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let sky, sun;
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init();
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function initSky() {
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// Add Sky
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sky = new SkyMesh();
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sky.scale.setScalar( 450000 );
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scene.add( sky );
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sun = new THREE.Vector3();
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/// GUI
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const effectController = {
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turbidity: 10,
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rayleigh: 3,
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mieCoefficient: 0.005,
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mieDirectionalG: 0.7,
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elevation: 2,
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azimuth: 180,
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exposure: renderer.toneMappingExposure
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};
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function guiChanged() {
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sky.turbidity.value = effectController.turbidity;
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sky.rayleigh.value = effectController.rayleigh;
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sky.mieCoefficient.value = effectController.mieCoefficient;
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sky.mieDirectionalG.value = effectController.mieDirectionalG;
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const phi = THREE.MathUtils.degToRad( 90 - effectController.elevation );
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const theta = THREE.MathUtils.degToRad( effectController.azimuth );
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sun.setFromSphericalCoords( 1, phi, theta );
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sky.sunPosition.value.copy( sun );
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renderer.toneMappingExposure = effectController.exposure;
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}
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const gui = new GUI();
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gui.add( effectController, 'turbidity', 0.0, 20.0, 0.1 ).onChange( guiChanged );
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gui.add( effectController, 'rayleigh', 0.0, 4, 0.001 ).onChange( guiChanged );
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gui.add( effectController, 'mieCoefficient', 0.0, 0.1, 0.001 ).onChange( guiChanged );
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gui.add( effectController, 'mieDirectionalG', 0.0, 1, 0.001 ).onChange( guiChanged );
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gui.add( effectController, 'elevation', 0, 90, 0.1 ).onChange( guiChanged );
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gui.add( effectController, 'azimuth', - 180, 180, 0.1 ).onChange( guiChanged );
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gui.add( effectController, 'exposure', 0, 1, 0.0001 ).onChange( guiChanged );
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guiChanged();
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}
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function init() {
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camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 100, 2000000 );
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camera.position.set( 0, 100, 2000 );
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scene = new THREE.Scene();
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renderer = new THREE.WebGPURenderer();
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renderer.setPixelRatio( window.devicePixelRatio );
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renderer.setSize( window.innerWidth, window.innerHeight );
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renderer.setAnimationLoop( animate );
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renderer.toneMapping = THREE.ACESFilmicToneMapping;
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renderer.toneMappingExposure = 0.5;
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document.body.appendChild( renderer.domElement );
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const controls = new OrbitControls( camera, renderer.domElement );
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//controls.maxPolarAngle = Math.PI / 2;
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controls.enableZoom = false;
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controls.enablePan = false;
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initSky();
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window.addEventListener( 'resize', onWindowResize );
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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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}
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function animate() {
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renderer.render( scene, camera );
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}
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</script>
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</body>
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</html>
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