samien
/
three.js
-ын хуулбар https://github.com/mrdoob/three.js.git


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js webgpu - mirror</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 - mirror">
		<meta property="og:type" content="website">
		<meta property="og:url" content="https://threejs.org/examples/webgpu_mirror.html">
		<meta property="og:image" content="https://threejs.org/examples/screenshots/webgpu_mirror.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>Mirror</span>
			</div>

			<small>Mirror reflections using procedural effects.</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 { reflector, uv, texture, color } from 'three/tsl';

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

			import { Inspector } from 'three/addons/inspector/Inspector.js';

			let camera, scene, renderer;

			let cameraControls;

			let sphereGroup, smallSphere;

			init();

			function init() {

				// scene
				scene = new THREE.Scene();
				scene.background = new THREE.Color( 0x000000 );

				// camera
				camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 500 );
				camera.position.set( 0, 75, 160 );

				//

				let geometry, material;

				//

				sphereGroup = new THREE.Object3D();
				scene.add( sphereGroup );

				geometry = new THREE.CylinderGeometry( 0.1, 15 * Math.cos( Math.PI / 180 * 30 ), 0.1, 24, 1 );
				material = new THREE.MeshPhongMaterial( { color: 0xffffff, emissive: 0x8d8d8d } );
				const sphereCap = new THREE.Mesh( geometry, material );
				sphereCap.position.y = - 15 * Math.sin( Math.PI / 180 * 30 ) - 0.05;
				sphereCap.rotateX( - Math.PI );

				geometry = new THREE.SphereGeometry( 15, 24, 24, Math.PI / 2, Math.PI * 2, 0, Math.PI / 180 * 120 );
				const halfSphere = new THREE.Mesh( geometry, material );
				halfSphere.add( sphereCap );
				halfSphere.rotateX( - Math.PI / 180 * 135 );
				halfSphere.rotateZ( - Math.PI / 180 * 20 );
				halfSphere.position.y = 7.5 + 15 * Math.sin( Math.PI / 180 * 30 );

				sphereGroup.add( halfSphere );

				geometry = new THREE.IcosahedronGeometry( 5, 0 );
				material = new THREE.MeshPhongMaterial( { color: 0xffffff, emissive: 0x7b7b7b, flatShading: true } );
				smallSphere = new THREE.Mesh( geometry, material );
				scene.add( smallSphere );

				// textures

				const textureLoader = new THREE.TextureLoader();

				const floorNormal = textureLoader.load( 'textures/floors/FloorsCheckerboard_S_Normal.jpg' );
				floorNormal.wrapS = THREE.RepeatWrapping;
				floorNormal.wrapT = THREE.RepeatWrapping;

				const decalDiffuse = textureLoader.load( 'textures/decal/decal-diffuse.png' );
				decalDiffuse.colorSpace = THREE.SRGBColorSpace;

				const decalNormal = textureLoader.load( 'textures/decal/decal-normal.jpg' );

				// reflectors / mirrors

				const groundReflector = reflector().toInspector( 'Ground Reflector' );
				const verticalReflector = reflector().toInspector( 'Vertical Reflector' );

				const groundNormalScale = - 0.08;
				const verticalNormalScale = 0.1;

				const groundUVOffset = texture( decalNormal ).xy.mul( 2 ).sub( 1 ).mul( groundNormalScale );
				const verticalUVOffset = texture( floorNormal, uv().mul( 5 ) ).xy.mul( 2 ).sub( 1 ).mul( verticalNormalScale );

				groundReflector.uvNode = groundReflector.uvNode.add( groundUVOffset );
				verticalReflector.uvNode = verticalReflector.uvNode.add( verticalUVOffset );

				const groundNode = texture( decalDiffuse ).a.mix( color( 0xffffff ), groundReflector );
				const verticalNode = color( 0x0000ff ).mul( .1 ).add( verticalReflector );

				// walls

				const planeGeo = new THREE.PlaneGeometry( 100.1, 100.1 );

				//

				const planeBottom = new THREE.Mesh( planeGeo, new THREE.MeshPhongNodeMaterial( {
					colorNode: groundNode
				} ) );
				planeBottom.rotateX( - Math.PI / 2 );
				planeBottom.add( groundReflector.target );
				scene.add( planeBottom );

				const planeBack = new THREE.Mesh( planeGeo, new THREE.MeshPhongNodeMaterial( {
					colorNode: verticalNode
				} ) );
				planeBack.position.z = - 50;
				planeBack.position.y = 50;
				planeBack.add( verticalReflector.target );
				scene.add( planeBack );

				//

				const planeTop = new THREE.Mesh( planeGeo, new THREE.MeshPhongMaterial( { color: 0xffffff } ) );
				planeTop.position.y = 100;
				planeTop.rotateX( Math.PI / 2 );
				scene.add( planeTop );

				const planeFront = new THREE.Mesh( planeGeo, new THREE.MeshPhongMaterial( { color: 0x7f7fff } ) );
				planeFront.position.z = 50;
				planeFront.position.y = 50;
				planeFront.rotateY( Math.PI );
				scene.add( planeFront );

				const planeRight = new THREE.Mesh( planeGeo, new THREE.MeshPhongMaterial( { color: 0x00ff00 } ) );
				planeRight.position.x = 50;
				planeRight.position.y = 50;
				planeRight.rotateY( - Math.PI / 2 );
				scene.add( planeRight );

				const planeLeft = new THREE.Mesh( planeGeo, new THREE.MeshPhongMaterial( { color: 0xff0000 } ) );
				planeLeft.position.x = - 50;
				planeLeft.position.y = 50;
				planeLeft.rotateY( Math.PI / 2 );
				scene.add( planeLeft );

				// lights

				const mainLight = new THREE.PointLight( 0xe7e7e7, 2.5, 250, 0 );
				mainLight.position.y = 60;
				scene.add( mainLight );

				const greenLight = new THREE.PointLight( 0x00ff00, 0.5, 1000, 0 );
				greenLight.position.set( 550, 50, 0 );
				scene.add( greenLight );

				const redLight = new THREE.PointLight( 0xff0000, 0.5, 1000, 0 );
				redLight.position.set( - 550, 50, 0 );
				scene.add( redLight );

				const blueLight = new THREE.PointLight( 0xbbbbfe, 0.5, 1000, 0 );
				blueLight.position.set( 0, 50, 550 );
				scene.add( blueLight );

				// renderer

				renderer = new THREE.WebGPURenderer( { antialias: true } );
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setSize( window.innerWidth, window.innerHeight );
				renderer.setAnimationLoop( animate );
				renderer.inspector = new Inspector();
				document.body.appendChild( renderer.domElement );

				// controls

				cameraControls = new OrbitControls( camera, renderer.domElement );
				cameraControls.target.set( 0, 40, 0 );
				cameraControls.maxDistance = 400;
				cameraControls.minDistance = 10;
				cameraControls.update();

				window.addEventListener( 'resize', onWindowResize );

			}

			function onWindowResize() {

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

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

			}

			function animate() {

				const timer = Date.now() * 0.01;

				sphereGroup.rotation.y -= 0.002;

				smallSphere.position.set(
					Math.cos( timer * 0.1 ) * 30,
					Math.abs( Math.cos( timer * 0.2 ) ) * 20 + 5,
					Math.sin( timer * 0.1 ) * 30
				);
				smallSphere.rotation.y = ( Math.PI / 2 ) - timer * 0.1;
				smallSphere.rotation.z = timer * 0.8;

				renderer.render( scene, camera );

			}

		</script>
	</body>
</html>