samien
/
three.js
mirror of https://github.com/mrdoob/three.js.git


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js webgpu - water</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 - water">
		<meta property="og:type" content="website">
		<meta property="og:url" content="https://threejs.org/examples/webgpu_water.html">
		<meta property="og:image" content="https://threejs.org/examples/screenshots/webgpu_water.jpg">
		<link type="text/css" rel="stylesheet" href="example.css">
	</head>
	<body>

		<div id="container"></div>

		<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>Water</span>
			</div>

			<small>
				<a href="https://skfb.ly/6WOOR" target="_blank" rel="noopener">The Night Pool</a> by 
			<a href="https://sketchfab.com/syntheticplants" target="_blank" rel="noopener">syntheticplants</a> is licensed under <a href="https://creativecommons.org/licenses/by/4.0/" target="_blank" rel="noopener">CC BY 4.0</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 { pass, mrt, output, emissive, renderOutput } from 'three/tsl';
			import { bloom } from 'three/addons/tsl/display/BloomNode.js';
			import { fxaa } from 'three/addons/tsl/display/FXAANode.js';

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

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

			import { WaterMesh } from 'three/addons/objects/Water2Mesh.js';
			import { DRACOLoader, DRACO_GLTF_CONFIG } from 'three/addons/loaders/DRACOLoader.js';
			import { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js';

			let scene, camera, renderer, water, renderPipeline, controls;

			const params = {
				color: '#99e0ff',
				scale: 2,
				flowX: 1,
				flowY: 1
			};

			init();

			async function init() {

				scene = new THREE.Scene();

				const loader = new UltraHDRLoader();
				loader.load( 'textures/equirectangular/moonless_golf_2k.hdr.jpg', function ( texture ) {

					texture.mapping = THREE.EquirectangularReflectionMapping;
					texture.needsUpdate = true;

					scene.background = texture;
					scene.environment = texture;

				} );

				// camera

				camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 0.1, 200 );
				camera.position.set( - 20, 6, - 30 );

				// asset loading

				const dracoLoader = new DRACOLoader();
				dracoLoader.setDecoderPath( DRACO_GLTF_CONFIG );

				const gltfLoader = new GLTFLoader();
				gltfLoader.setDRACOLoader( dracoLoader );
			
				const textureLoader = new THREE.TextureLoader();

				const [ gltf, normalMap0, normalMap1 ] = await Promise.all( [
					gltfLoader.loadAsync( 'models/gltf/pool.glb' ),
					textureLoader.loadAsync( 'textures/water/Water_1_M_Normal.jpg' ),
					textureLoader.loadAsync( 'textures/water/Water_2_M_Normal.jpg' )
				] );

				gltf.scene.position.z = 2;
				gltf.scene.scale.setScalar( 0.1 );
				scene.add( gltf.scene );

				// water

				normalMap0.wrapS = normalMap0.wrapT = THREE.RepeatWrapping;
				normalMap1.wrapS = normalMap1.wrapT = THREE.RepeatWrapping;

				const waterGeometry = new THREE.PlaneGeometry( 30, 40 );

				water = new WaterMesh( waterGeometry, {
					color: params.color,
					scale: params.scale,
					flowDirection: new THREE.Vector2( params.flowX, params.flowY ),
					normalMap0: normalMap0,
					normalMap1: normalMap1
				} );

				water.position.set( 0, 0.2, - 2 );
				water.rotation.x = Math.PI * - 0.5;
				water.renderOrder = Infinity;
				scene.add( water );

				// floor

				const floorGeometry = new THREE.PlaneGeometry( 1, 1 );
				floorGeometry.rotateX( - Math.PI * 0.5 );
				const floorMaterial = new THREE.MeshStandardMaterial( {
					color: 0x444444,
					roughness: 1,
					metalness: 0,
					side: THREE.DoubleSide
				} );

				{

					const floor = new THREE.Mesh( floorGeometry, floorMaterial );
					floor.position.set( 20, 0, 0 );
					floor.scale.set( 15, 1, 80 );
					scene.add( floor );

				}

				{

					const floor = new THREE.Mesh( floorGeometry, floorMaterial );
					floor.position.set( - 20, 0, 0 );
					floor.scale.set( 15, 1, 80 );
					scene.add( floor );

				}

				{

					const floor = new THREE.Mesh( floorGeometry, floorMaterial );
					floor.position.set( 0, 0, 30 );
					floor.scale.set( 30, 1, 20 );
					scene.add( floor );

				}

				{

					const floor = new THREE.Mesh( floorGeometry, floorMaterial );
					floor.position.set( 0, 0, - 30 );
					floor.scale.set( 30, 1, 20 );
					scene.add( floor );

				}

				// renderer

				renderer = new THREE.WebGPURenderer();
				renderer.setSize( window.innerWidth, window.innerHeight );
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setAnimationLoop( animate );
				renderer.toneMapping = THREE.ACESFilmicToneMapping;
				renderer.toneMappingExposure = 0.5;
				renderer.inspector = new Inspector();
				document.body.appendChild( renderer.domElement );

				// postprocessing

				renderPipeline = new THREE.RenderPipeline( renderer );
				renderPipeline.outputColorTransform = false;
			
				const scenePass = pass( scene, camera );
				scenePass.setMRT( mrt( {
					output,
					emissive
				} ) );

				const beautyPass = scenePass.getTextureNode();
				const emissivePass = scenePass.getTextureNode( 'emissive' );

				const bloomPass = bloom( emissivePass, 2 );

				const outputPass = renderOutput( beautyPass.add( bloomPass ) );

				const fxaaPass = fxaa( outputPass );
				renderPipeline.outputNode = fxaaPass;

				// gui

				const gui = renderer.inspector.createParameters( 'Water' );
				const waterNode = water.material.colorNode;

				gui.addColor( params, 'color' ).onChange( function ( value ) {

					waterNode.color.value.set( value );

				} );
				gui.add( params, 'scale', 1, 10 ).onChange( function ( value ) {

					waterNode.scale.value = value;

				} );
				gui.add( params, 'flowX', - 1, 1, 0.01 ).onChange( function ( value ) {

					waterNode.flowDirection.value.x = value;
					waterNode.flowDirection.value.normalize();

				} );
				gui.add( params, 'flowY', - 1, 1, 0.01 ).onChange( function ( value ) {

					waterNode.flowDirection.value.y = value;
					waterNode.flowDirection.value.normalize();

				} );

				//

				controls = new OrbitControls( camera, renderer.domElement );
				controls.enableDamping = true;
				controls.target.set( 0, 0, - 5 );
				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();

				renderPipeline.render();

			}

		</script>

</body>
</html>