samien
/
three.js
Mirror von https://github.com/mrdoob/three.js.git


			
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js webgpu - parallax uv</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="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>Parallax UV</span>
			</div>

			<small>
				Textures by <a href="https://ambientcg.com/view?id=Ice002" target="_blank" rel="noopener">ambientCG</a>.
				HDR by <a href="https://hdri-skies.com/free-hdris/" target="_blank" rel="noopener">HDRI Skies</a>.
			</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 { texture, parallaxUV, blendOverlay, uv, normalMap, uniform } from 'three/tsl';

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

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

			let camera, scene, renderer;

			let controls;

			init();

			async function init() {

				// scene

				scene = new THREE.Scene();

				// camera

				camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, .1, 100 );
				camera.position.set( 15, 7, 15 );

				// environment

				const environmentTexture = await new HDRLoader()
					.loadAsync( './textures/equirectangular/752-hdri-skies-com_1k.hdr' );

				environmentTexture.mapping = THREE.EquirectangularReflectionMapping;


				scene.environment = environmentTexture;
				scene.background = environmentTexture;
				scene.backgroundBlurriness = 0.4;

				// textures

				const loader = new THREE.TextureLoader();

				const topTexture = await loader.loadAsync( 'textures/ambientcg/Ice002_1K-JPG_Color.jpg' );
				topTexture.colorSpace = THREE.SRGBColorSpace;
				topTexture.wrapS = THREE.RepeatWrapping;
				topTexture.wrapT = THREE.RepeatWrapping;

				const roughnessTexture = await loader.loadAsync( 'textures/ambientcg/Ice002_1K-JPG_Roughness.jpg' );
				roughnessTexture.colorSpace = THREE.NoColorSpace;
				roughnessTexture.wrapS = THREE.RepeatWrapping;
				roughnessTexture.wrapT = THREE.RepeatWrapping;

				const normalTexture = await loader.loadAsync( 'textures/ambientcg/Ice002_1K-JPG_NormalGL.jpg' );
				normalTexture.colorSpace = THREE.NoColorSpace;
				normalTexture.wrapS = THREE.RepeatWrapping;
				normalTexture.wrapT = THREE.RepeatWrapping;

				const displaceTexture = await loader.loadAsync( 'textures/ambientcg/Ice002_1K-JPG_Displacement.jpg' );
				displaceTexture.colorSpace = THREE.NoColorSpace;
				displaceTexture.wrapS = THREE.RepeatWrapping;
				displaceTexture.wrapT = THREE.RepeatWrapping;

				//

				const bottomTexture = await loader.loadAsync( 'textures/ambientcg/Ice003_1K-JPG_Color.jpg' );
				bottomTexture.colorSpace = THREE.SRGBColorSpace;
				bottomTexture.wrapS = THREE.RepeatWrapping;
				bottomTexture.wrapT = THREE.RepeatWrapping;

				// parallax effect

				const scaleUV = uniform( 3 );
				const scaledUV = uv().mul( scaleUV );

				const parallaxScale = uniform( 0.5 ); // parallax scale
				const offsetUV = texture( displaceTexture, scaledUV ).mul( parallaxScale );

				const parallaxUVOffset = parallaxUV( scaledUV, offsetUV );
				const parallaxResult = texture( bottomTexture, parallaxUVOffset );

				const iceNode = blendOverlay( texture( topTexture, scaledUV ), parallaxResult );

				// material

				const material = new THREE.MeshStandardNodeMaterial();
				material.colorNode = iceNode.mul( 5 ); // increase the color intensity to 5 ( contrast )
				material.roughnessNode = texture( roughnessTexture, scaledUV );
				material.normalNode = normalMap( texture( normalTexture, scaledUV ) );
				material.metalness = 0;

				const geometry = new THREE.CircleGeometry( 25, 64 );

				const ground = new THREE.Mesh( geometry, material );
				ground.rotateX( - Math.PI / 2 );
				scene.add( ground );

				// renderer

				renderer = new THREE.WebGPURenderer( { antialias: true } );
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setSize( window.innerWidth, window.innerHeight );
				renderer.setAnimationLoop( animate );
				renderer.toneMapping = THREE.ReinhardToneMapping;
				renderer.toneMappingExposure = 6;
				renderer.inspector = new Inspector();
				document.body.appendChild( renderer.domElement );

				// gui

				const gui = renderer.inspector.createParameters( 'Scene' );
				gui.add( scene, 'backgroundBlurriness', 0, 1 ).name( 'Background Blurriness' );
				gui.add( parallaxScale, 'value', .2, .5 ).name( 'Parallax Scale' );
				gui.add( scaleUV, 'value', 1, 5 ).name( 'UV Scale' );

				// controls

				controls = new OrbitControls( camera, renderer.domElement );
				controls.target.set( 0, 0, 0 );
				controls.maxDistance = 40;
				controls.minDistance = 10;
				controls.autoRotate = true;
				controls.autoRotateSpeed = - 1;
				controls.update();

				window.addEventListener( 'resize', onWindowResize );

			}

			function onWindowResize() {

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

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

			}

			function animate() {

				controls.update();

				renderer.render( scene, camera );

			}

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