samien
/
three.js
cermin dari https://github.com/mrdoob/three.js.git


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js webgpu - post processing - Outline Pass</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>Outline</span>
			</div>

			<small>Outline Pass by <a href="http://eduperiment.com" target="_blank" rel="noopener">Prashant Sharma</a> and <a href="https://clara.io" target="_blank" rel="noopener">Ben Houston</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, uniform, time, oscSine } from 'three/tsl';
			import { outline } from 'three/addons/tsl/display/OutlineNode.js';

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

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

			let camera, scene, renderer, controls;
			let postProcessing, outlinePass;

			let selectedObjects = [];

			const raycaster = new THREE.Raycaster();
			const mouse = new THREE.Vector2();

			const obj3d = new THREE.Object3D();
			const group = new THREE.Group();

			init();

			function init() {

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

				renderer = new THREE.WebGPURenderer();
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setSize( width, height );
				renderer.setAnimationLoop( animate );
				renderer.inspector = new Inspector();
				renderer.shadowMap.enabled = true;
				document.body.appendChild( renderer.domElement );

				scene = new THREE.Scene();

				camera = new THREE.PerspectiveCamera( 45, width / height, 0.1, 100 );
				camera.position.set( 0, 0, 8 );

				controls = new OrbitControls( camera, renderer.domElement );
				controls.minDistance = 5;
				controls.maxDistance = 20;
				controls.enablePan = false;
				controls.enableDamping = true;
				controls.dampingFactor = 0.05;

				//

				scene.add( new THREE.AmbientLight( 0xaaaaaa, 0.6 ) );

				const light = new THREE.DirectionalLight( 0xddffdd, 2 );
				light.position.set( 5, 5, 5 );
				light.castShadow = true;
				light.shadow.mapSize.width = 2048;
				light.shadow.mapSize.height = 2048;
				light.shadow.bias = - 0.005;

				const d = 10;

				light.shadow.camera.left = - d;
				light.shadow.camera.right = d;
				light.shadow.camera.top = d;
				light.shadow.camera.bottom = - d;
				light.shadow.camera.far = 25;

				scene.add( light );

				// model

				const loader = new OBJLoader();
				loader.load( 'models/obj/tree.obj', function ( object ) {

					let scale = 1.0;

					object.traverse( function ( child ) {

						if ( child instanceof THREE.Mesh ) {

							child.geometry.center();
							child.geometry.computeBoundingSphere();
							scale = 0.2 * child.geometry.boundingSphere.radius;

							const phongMaterial = new THREE.MeshPhongMaterial( { color: 0xffffff, specular: 0x111111, shininess: 5 } );
							child.material = phongMaterial;
							child.receiveShadow = true;
							child.castShadow = true;

						}

					} );

					object.position.y = 1;
					object.scale.divideScalar( scale );
					obj3d.add( object );

				} );

				scene.add( group );

				group.add( obj3d );

				//

				const geometry = new THREE.SphereGeometry( 3, 48, 24 );

				for ( let i = 0; i < 20; i ++ ) {

					const material = new THREE.MeshLambertMaterial();
					material.color.setHSL( Math.random(), 1.0, 0.3 );

					const mesh = new THREE.Mesh( geometry, material );
					mesh.position.x = Math.random() * 4 - 2;
					mesh.position.y = Math.random() * 4 - 2;
					mesh.position.z = Math.random() * 4 - 2;
					mesh.receiveShadow = true;
					mesh.castShadow = true;
					mesh.scale.multiplyScalar( Math.random() * 0.3 + 0.1 );
					group.add( mesh );

				}

				const floorMaterial = new THREE.MeshLambertMaterial( { side: THREE.DoubleSide } );

				const floorGeometry = new THREE.PlaneGeometry( 12, 12 );
				const floorMesh = new THREE.Mesh( floorGeometry, floorMaterial );
				floorMesh.rotation.x -= Math.PI * 0.5;
				floorMesh.position.y -= 1.5;
				group.add( floorMesh );
				floorMesh.receiveShadow = true;

				const torusGeometry = new THREE.TorusGeometry( 1, 0.3, 16, 100 );
				const torusMaterial = new THREE.MeshPhongMaterial( { color: 0xffaaff } );
				const torus = new THREE.Mesh( torusGeometry, torusMaterial );
				torus.position.z = - 4;
				group.add( torus );
				torus.receiveShadow = true;
				torus.castShadow = true;

				// outline pass

				const edgeStrength = uniform( 3.0 );
				const edgeGlow = uniform( 0.0 );
				const edgeThickness = uniform( 1.0 );
				const pulsePeriod = uniform( 0 );
				const visibleEdgeColor = uniform( new THREE.Color( 0xffffff ) );
				const hiddenEdgeColor = uniform( new THREE.Color( 0x4e3636 ) );

				outlinePass = outline( scene, camera, {
					selectedObjects,
					edgeGlow,
					edgeThickness
				} );

				const { visibleEdge, hiddenEdge } = outlinePass;

				const period = time.div( pulsePeriod ).mul( 2 );
				const osc = oscSine( period ).mul( .5 ).add( .5 ); // osc [ 0.5, 1.0 ]

				const outlineColor = visibleEdge.mul( visibleEdgeColor ).add( hiddenEdge.mul( hiddenEdgeColor ) ).mul( edgeStrength );
				const outlinePulse = pulsePeriod.greaterThan( 0 ).select( outlineColor.mul( osc ), outlineColor );

				// postprocessing

				const scenePass = pass( scene, camera ).toInspector( 'Color' );

				postProcessing = new THREE.PostProcessing( renderer );
				postProcessing.outputNode = outlinePulse.add( scenePass );

				// gui

				const gui = renderer.inspector.createParameters( 'Settings' );
				gui.add( edgeStrength, 'value', 0.01, 10 ).name( 'edgeStrength' );
				gui.add( edgeGlow, 'value', 0.0, 1 ).name( 'edgeGlow' );
				gui.add( edgeThickness, 'value', 1, 4 ).name( 'edgeThickness' );
				gui.add( pulsePeriod, 'value', 0.0, 5 ).name( 'pulsePeriod' );
				gui.addColor( { color: visibleEdgeColor.value.getHex( THREE.SRGBColorSpace ) }, 'color' ).onChange( ( value ) => {

					visibleEdgeColor.value.set( value );

				} ).name( 'visibleEdgeColor' );
				gui.addColor( { color: hiddenEdgeColor.value.getHex( THREE.SRGBColorSpace ) }, 'color' ).onChange( ( value ) => {

					hiddenEdgeColor.value.set( value );

				} ).name( 'hiddenEdgeColor' );

				//

				window.addEventListener( 'resize', onWindowResize );

				renderer.domElement.style.touchAction = 'none';
				renderer.domElement.addEventListener( 'pointermove', onPointerMove );

				function onPointerMove( event ) {

					if ( event.isPrimary === false ) return;

					mouse.x = ( event.clientX / window.innerWidth ) * 2 - 1;
					mouse.y = - ( event.clientY / window.innerHeight ) * 2 + 1;

					checkIntersection();

				}

				function addSelectedObject( object ) {

					selectedObjects = [];
					selectedObjects.push( object );

				}

				function checkIntersection() {

					raycaster.setFromCamera( mouse, camera );

					const intersects = raycaster.intersectObject( scene, true );

					if ( intersects.length > 0 ) {

						const selectedObject = intersects[ 0 ].object;
						addSelectedObject( selectedObject );
						outlinePass.selectedObjects = selectedObjects;

					} else {

						// outlinePass.selectedObjects = [];

					}

				}

			}

			function onWindowResize() {

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

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

				renderer.setSize( width, height );

			}

			function animate() {

				controls.update();

				postProcessing.render();

			}

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