samien
/
three.js
kopia lustrzana https://github.com/mrdoob/three.js.git


			
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js webgl - materials - cube reflection [cars]</title>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
		<style>
			body {
				font-family: Monospace;
				background-color: #000;
				color: #fff;
				margin: 0px;
				overflow: hidden;
			}
			#info {
				color: #000;
				position: absolute;
				top: 10px;
				width: 100%;
				text-align: center;
				z-index: 100;
				display:block;
			}
			#info a {
				color: red;
				font-weight: bold;
			}
			span {
				white-space: nowrap;
			}
		</style>
	</head>

	<body>
		<div id="info">
			<a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> car materials demo :
			Ferrari 458 Italia model by <a href="https://sketchfab.com/models/57bf6cc56931426e87494f554df1dab6" target="_blank" rel="noopener">vicent091036</a>
			<br><br>
			<strong>MATERIALS:</strong>
			<span>Body: <select id="body-mat"></select></span>
			<span>Rims / Trim: <select id="rim-mat"></select></span>
			<span>Glass: <select id="glass-mat"></select></span><br>
			<span><strong>Driving Mode</strong>(arrow keys and space)<input type="checkbox" id="drive-toggle"></span>
		</div>

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

		<script src="../build/three.js"></script>

		<script src="js/loaders/DRACOLoader.js"></script>
		<script src="js/loaders/GLTFLoader.js"></script>

		<script src="js/Car.js"></script>

		<script src="js/controls/OrbitControls.js"></script>

		<script src="js/Detector.js"></script>
		<script src="js/libs/stats.min.js"></script>

		<script>

			if ( ! Detector.webgl ) Detector.addGetWebGLMessage();

			var camera, scene, renderer, controls, stats;

			var bodyMatSelect = document.getElementById( 'body-mat' );
			var rimMatSelect = document.getElementById( 'rim-mat' );
			var glassMatSelect = document.getElementById( 'glass-mat' );

			var driveModeToggle = document.getElementById( 'drive-toggle' );
			driveModeToggle.addEventListener( 'change', onDriveModeToggle );

			var lightHolder = new THREE.Group();

			var car = new THREE.Car();
			car.enabled = false;
			var clock = new THREE.Clock();

			var carParts = {
				body: [],
				rims:[],
				glass: [],
			};

			var carModel, materialsLib;

			var drivingMode = false;
			var damping = 5.0;
			var distance = -5;
			var cameraTarget = new THREE.Vector3();
			var origin = new THREE.Vector3();

			function init() {

				var container = document.getElementById( 'container' );

				camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 200 );
				camera.position.set( 5, 2.5, -5 );

				controls = new THREE.OrbitControls( camera, container );
				controls.enableDamping = true;
				controls.dampingFactor = 0.25;

				scene = new THREE.Scene();
				scene.fog = new THREE.Fog( 0xa0a0a0, 10, 60 );

				var ground = new THREE.Mesh( new THREE.PlaneBufferGeometry( 600, 600 ), new THREE.MeshStandardMaterial( { color: 0xffffff, metalness: 0, roughness: 1 } ) );
				ground.rotation.x = - Math.PI / 2;
				ground.receiveShadow = true;
				scene.add( ground );

				var grid = new THREE.GridHelper( 600, 60, 0x000000, 0x000000 );
				grid.material.opacity = 0.2;
				grid.material.transparent = true;
				scene.add( grid );

				var hemiLight = new THREE.HemisphereLight( 0xfefeb4, 0x99ccff, 0.3 );
				hemiLight.position.set( -3, 3, 3 );
				scene.add( hemiLight );

				shadowLight  = new THREE.DirectionalLight( 0xffffff, 0.3 );
				shadowLight.position.set( -1.5, 1.5, 1.5 );
				shadowLight.castShadow = true;
				shadowLight.shadow.width = 1024;
				shadowLight.shadow.height = 1024;
				shadowLight.shadow.camera.top = 2;
				shadowLight.shadow.camera.bottom = -2;
				shadowLight.shadow.camera.left = -2.5;
				shadowLight.shadow.camera.right = 2.5;
				shadowLight.shadow.camera.far = 5.5;
				shadowLight.shadow.bias = -0.025;

				lightHolder.add( shadowLight, shadowLight.target );

				renderer = new THREE.WebGLRenderer( { antialias: true } );
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.gammaOutput = true;
				renderer.shadowMap.enabled = true;
				renderer.setSize( window.innerWidth, window.innerHeight );

				container.appendChild( renderer.domElement );

				stats = new Stats();
				container.appendChild( stats.dom );

				initCar();
				initMaterials();
				initMaterialSelection();

				window.addEventListener( 'resize', onWindowResize, false );

				renderer.setAnimationLoop( function() {

					render();
					update();

				} );

			}

			var envMap = new THREE.CubeTextureLoader()
				.setPath( 'textures/cube/skybox/')
				.load( [ 'px.jpg', 'nx.jpg', 'py.jpg', 'ny.jpg', 'pz.jpg', 'nz.jpg' ] );


			function initCar() {

				THREE.DRACOLoader.setDecoderPath( 'js/libs/draco/gltf/' );

				var loader = new THREE.GLTFLoader();
				loader.setDRACOLoader( new THREE.DRACOLoader() );

				loader.load( 'models/fbx/ferrari.glb', function( gltf ) {

					carModel = gltf.scene.children[ 0 ];
					carModel.add( lightHolder );

					// carModel.scale.z = -1;

					car.setModel( carModel, {
							flWheel: 'wheel_fl',
							frWheel: 'wheel_fr',
							rlWheel: 'wheel_rl',
							rrWheel: 'wheel_rr',
							steeringWheel: 'steering_wheel',
						}
					);

					car.steeringWheelTurnAxis = 'y';

					carModel.traverse( function ( child ) {

						if ( child.isMesh ) {

							child.castShadow = true;
							child.receiveShadow = true;
							child.material.envMap = envMap;

						}

					} );

					scene.add( carModel );

					carParts.body.push( carModel.getObjectByName( 'body' ) );

					carParts.rims.push(
						carModel.getObjectByName( 'rim_fl' ),
						carModel.getObjectByName( 'rim_fr' ),
						carModel.getObjectByName( 'rim_rr' ),
						carModel.getObjectByName( 'rim_rl' ),
						carModel.getObjectByName( 'trim' ),
					);

					carParts.glass.push(
						carModel.getObjectByName( 'glass' ),
					 );

					updateMaterials();

				}, null, function( error ) { console.log( error ); } );

			}

			function initMaterials() {


				scene.background = envMap;

				envMapRefraction = envMap.clone();
				envMapRefraction.mapping = THREE.CubeRefractionMapping;
				envMapRefraction.needsUpdate = true;

				materialsLib = {

					main: [

						new THREE.MeshStandardMaterial( { color: 0xff6600, envMap: envMap, metalness: 0.25, roughness: 0.15, name: 'orange' } ),
						new THREE.MeshStandardMaterial( { color: 0x001133, envMap: envMap, metalness: 0.25, roughness: 0.15, name: 'blue' } ),
						new THREE.MeshStandardMaterial( { color: 0x660000, envMap: envMap, metalness: 0.25, roughness: 0.15, name: 'red' } ),
						new THREE.MeshStandardMaterial( { color: 0x000000, envMap: envMap, metalness: 1, roughness: 0, name: 'black' } ),
						new THREE.MeshStandardMaterial( { color: 0xffffff, envMap: envMap, metalness: 0.25, roughness: 0.15, name: 'white' } ),
						new THREE.MeshStandardMaterial( { color: 0xcccccc, envMap: envMap, metalness: 1, roughness: 0, name: 'metallic' } ),

					],

					glass: [

						new THREE.MeshStandardMaterial( { color: 0x000000, envMap: envMapRefraction, metalness: 0.0, roughness: 0.25, opacity: 0.5, transparent: true, refractionRatio: 0.25, name: 'clear'} ),
						new THREE.MeshStandardMaterial( { color: 0x000000, envMap: envMapRefraction, metalness: 0, roughness: 0.25, opacity: 0.75, transparent: true, refractionRatio: 0.75, name: 'smoked' } ),
						new THREE.MeshStandardMaterial( { color: 0x001133, envMap: envMapRefraction, metalness: 0, roughness: 0.25, opacity: 0.5, transparent: true, refractionRatio: 0.75, name: 'blue' } ),

					],

				}

			}

			function initMaterialSelection() {

				function addOption( name, menu ) {

					var option = document.createElement( 'option' );
					option.text = name;
					option.value = name;
					menu.add( option );

				}

				materialsLib.main.forEach( function( material ) {

					addOption( material.name, bodyMatSelect );
					addOption( material.name, rimMatSelect );

				} );

				materialsLib.glass.forEach( function( material ) {

					addOption( material.name, glassMatSelect );

				} );

				bodyMatSelect.selectedIndex = 2;
				rimMatSelect.selectedIndex = 5;
				glassMatSelect.selectedIndex = 0;

				bodyMatSelect.addEventListener( 'change', updateMaterials );
				rimMatSelect.addEventListener( 'change', updateMaterials );
				glassMatSelect.addEventListener( 'change', updateMaterials );

			}

			// set materials to the current values of the selection menus
			function updateMaterials() {

				var bodyMatName = bodyMatSelect.options[ bodyMatSelect.selectedIndex ].value;
				var rimMatName = rimMatSelect.options[ rimMatSelect.selectedIndex ].value;
				var glassMatName = glassMatSelect.options[ glassMatSelect.selectedIndex ].value;

				var bodyMat = materialsLib.main[ bodyMatSelect.selectedIndex ];
				var rimMat = materialsLib.main[ rimMatSelect.selectedIndex ];
				var glassMat = materialsLib.glass[ glassMatSelect.selectedIndex ];

				carParts.body.forEach( function ( part ) { part.material = bodyMat; } );
				carParts.rims.forEach( function ( part ) { part.material = rimMat; } );
				carParts.glass.forEach( function ( part ) { part.material = glassMat; } );

			}

			function onWindowResize() {

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

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

			}

			function onDriveModeToggle() {

				drivingMode = !drivingMode;
				controls.enabled = !drivingMode;
				car.enabled = drivingMode;

				controls.reset();
				carModel.position.copy( origin );

			}

			function render() {

				renderer.render( scene, camera );

			}

			function update() {

				var delta = clock.getDelta();

				if ( carModel && drivingMode ) {

					car.update( delta );

					updateCamera( delta );

					resetPosition();

					// keep the light (and shadow) pointing in the same direction as the car rotates
					lightHolder.rotation.y = -carModel.rotation.y;

				} else {

					controls.update();

				}

				stats.update();

			}

			function updateCamera( delta ) {

				carModel.getWorldPosition( cameraTarget );
				cameraTarget.y = camera.position.y;
        cameraTarget.z += distance;
				cameraTarget.x += distance;

				camera.position.lerp( cameraTarget, delta * damping );
        camera.lookAt( carModel.position );

      }

      function resetPosition() {

				if( carModel.position.distanceTo( origin ) > 300 ) {

					carModel.position.set( 0, 0, 0 );
					car.speed = 0;
					car.enabled = false;

					setTimeout( function() {

						car.enabled = true;

					}, 1500 )

				}

      }

			init();

		</script>

	</body>
</html>