samien
/
three.js
镜像来自 https://github.com/mrdoob/three.js.git


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js webgpu - sky</title>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
		<meta property="og:title" content="three.js webgpu - sky">
		<meta property="og:type" content="website">
		<meta property="og:url" content="https://threejs.org/examples/webgpu_sky.html">
		<meta property="og:image" content="https://threejs.org/examples/screenshots/webgpu_sky.jpg">
		<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>Sky</span>
			</div>

			<small>
				Sky + Sun shader.
			</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 { Inspector } from 'three/addons/inspector/Inspector.js';

			import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
			import { SkyMesh } from 'three/addons/objects/SkyMesh.js';

			let camera, scene, renderer;

			let sky, sun;

			init();

			function initSky() {

				// Add Sky
				sky = new SkyMesh();
				sky.scale.setScalar( 450000 );
				scene.add( sky );

				sun = new THREE.Vector3();

				/// GUI

				const effectController = {
					turbidity: 10,
					rayleigh: 3,
					mieCoefficient: 0.005,
					mieDirectionalG: 0.7,
					elevation: 2,
					azimuth: 180,
					exposure: renderer.toneMappingExposure,
					cloudCoverage: 0.4,
					cloudDensity: 0.4,
					cloudElevation: 0.5,
					showSunDisc: true
				};

				function guiChanged() {

					sky.turbidity.value = effectController.turbidity;
					sky.rayleigh.value = effectController.rayleigh;
					sky.mieCoefficient.value = effectController.mieCoefficient;
					sky.mieDirectionalG.value = effectController.mieDirectionalG;
					sky.cloudCoverage.value = effectController.cloudCoverage;
					sky.cloudDensity.value = effectController.cloudDensity;
					sky.cloudElevation.value = effectController.cloudElevation;
					sky.showSunDisc.value = effectController.showSunDisc;

					const phi = THREE.MathUtils.degToRad( 90 - effectController.elevation );
					const theta = THREE.MathUtils.degToRad( effectController.azimuth );

					sun.setFromSphericalCoords( 1, phi, theta );

					sky.sunPosition.value.copy( sun );

					renderer.toneMappingExposure = effectController.exposure;

				}

				const gui = renderer.inspector.createParameters( 'Settings' );

				gui.add( effectController, 'turbidity', 0.0, 20.0, 0.1 ).onChange( guiChanged );
				gui.add( effectController, 'rayleigh', 0.0, 4, 0.001 ).onChange( guiChanged );
				gui.add( effectController, 'mieCoefficient', 0.0, 0.1, 0.001 ).onChange( guiChanged );
				gui.add( effectController, 'mieDirectionalG', 0.0, 1, 0.001 ).onChange( guiChanged );
				gui.add( effectController, 'elevation', 0, 90, 0.1 ).onChange( guiChanged );
				gui.add( effectController, 'azimuth', - 180, 180, 0.1 ).onChange( guiChanged );
				gui.add( effectController, 'exposure', 0, 1, 0.0001 ).onChange( guiChanged );
				gui.add( effectController, 'showSunDisc' ).onChange( guiChanged );

				const folderClouds = gui.addFolder( 'Clouds' );
				folderClouds.add( effectController, 'cloudCoverage', 0, 1, 0.01 ).name( 'coverage' ).onChange( guiChanged );
				folderClouds.add( effectController, 'cloudDensity', 0, 1, 0.01 ).name( 'density' ).onChange( guiChanged );
				folderClouds.add( effectController, 'cloudElevation', 0, 1, 0.01 ).name( 'elevation' ).onChange( guiChanged );

				guiChanged();

			}

			function init() {

				camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 100, 2000000 );
				camera.position.set( 0, 100, 2000 );

				scene = new THREE.Scene();

				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;
				renderer.inspector = new Inspector();
				document.body.appendChild( renderer.domElement );

				const controls = new OrbitControls( camera, renderer.domElement );
				//controls.maxPolarAngle = Math.PI / 2;
				controls.enableZoom = false;
				controls.enablePan = false;

				initSky();

				window.addEventListener( 'resize', onWindowResize );

			}

			function onWindowResize() {

				camera.aspect = window.innerWidth / window.innerHeight;
				camera.updateProjectionMatrix();

				renderer.setSize( window.innerWidth, window.innerHeight );

			}

			function animate() {

				renderer.render( scene, camera );

			}

		</script>

	</body>

</html>