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 - postprocessing dof</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 - postprocessing dof">
		<meta property="og:type" content="website">
		<meta property="og:url" content="https://threejs.org/examples/webgpu_postprocessing_dof.html">
		<meta property="og:image" content="https://threejs.org/examples/screenshots/webgpu_postprocessing_dof.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>DoF</span>
			</div>

			<small>High-Quality Depth-of-Field effect.</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 { cubeTexture, positionWorld, oscSine, time, pass, uniform } from 'three/tsl';
			import { dof } from 'three/addons/tsl/display/DepthOfFieldNode.js';
			import { OrbitControls } from 'three/addons/controls/OrbitControls.js';

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

			//

			let camera, scene, renderer, mesh, controls;

			let width = window.innerWidth;
			let height = window.innerHeight;

			let renderPipeline;

			init();

			function init() {

				camera = new THREE.PerspectiveCamera( 70, width / height, 1, 3500 );
				camera.position.z = 200;

				scene = new THREE.Scene();

				const path = 'textures/cube/SwedishRoyalCastle/';
				const format = '.jpg';
				const urls = [
					path + 'px' + format, path + 'nx' + format,
					path + 'py' + format, path + 'ny' + format,
					path + 'pz' + format, path + 'nz' + format
				];

				const xgrid = 14, ygrid = 9, zgrid = 14;
				const count = xgrid * ygrid * zgrid;

				const textureCube = new THREE.CubeTextureLoader().load( urls );
				const cubeTextureNode = cubeTexture( textureCube );
				const oscPos = oscSine( positionWorld.div( 1000 /* scene distance */ ).add( time.mul( .2 ) ) );

				const geometry = new THREE.SphereGeometry( 60, 20, 10 );
				const material = new THREE.MeshBasicNodeMaterial();
				material.colorNode = cubeTextureNode.mul( oscPos );

				mesh = new THREE.InstancedMesh( geometry, material, count );
				scene.add( mesh );

				const matrix = new THREE.Matrix4();

				let index = 0;

				for ( let i = 0; i < xgrid; i ++ ) {

					for ( let j = 0; j < ygrid; j ++ ) {

						for ( let k = 0; k < zgrid; k ++ ) {

							const x = 200 * ( i - xgrid / 2 );
							const y = 200 * ( j - ygrid / 2 );
							const z = 200 * ( k - zgrid / 2 );

							mesh.setMatrixAt( index, matrix.identity().setPosition( x, y, z ) );
							index ++;

						}

					}

				}

				// renderer

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

				const effectController = {
					focusDistance: uniform( 500 ),
					focalLength: uniform( 200 ),
					bokehScale: uniform( 10 )
				};

				// post processing

				renderPipeline = new THREE.RenderPipeline( renderer );

				const scenePass = pass( scene, camera );

				const scenePassColor = scenePass.getTextureNode().toInspector( 'Color' );
				const scenePassViewZ = scenePass.getViewZNode();

				const dofPass = dof( scenePassColor, scenePassViewZ, effectController.focusDistance, effectController.focalLength, effectController.bokehScale );

				renderPipeline.outputNode = dofPass;

				// controls

				controls = new OrbitControls( camera, renderer.domElement );
				controls.enableDamping = true;

				window.addEventListener( 'resize', onWindowResize );

				// gui

				const gui = renderer.inspector.createParameters( 'Settings' );
				gui.add( effectController.focusDistance, 'value', 10.0, 3000.0 ).name( 'focus distance' );
				gui.add( effectController.focalLength, 'value', 50, 750 ).name( 'focal length' );
				gui.add( effectController.bokehScale, 'value', 1, 20 ).name( 'bokeh scale' );

			}

			function onWindowResize() {

				width = window.innerWidth;
				height = window.innerHeight;

				camera.aspect = width / height;
				camera.updateProjectionMatrix();

				renderer.setSize( width, height );

			}

			function animate() {

				controls.update();

				renderPipeline.render();

			}

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