javascript
/
three.js
mirror of https://github.com/tazdij/three.js.git


			
							123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154
							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js webgl - materials - normal map [object space]</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;
			}

			a {
				color: #ffa;
				font-weight: bold;
			}

			#info {
				color: #fff;
				position: absolute;
				top: 10px;
				width: 100%;
				text-align: center;
				z-index: 100;
				display:block;
			}
		</style>
	</head>

	<body>
		<div id="info">
			<a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> - webgl object-space normalmap demo<br />
			Nefertiti Bust by
			<a href="http://www.cultlab3d.de/" target="_blank" rel="noopener">CultLab3D</a><br />

		</div>

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

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

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

		<script>

			if ( WEBGL.isWebGLAvailable() === false ) {

				document.body.appendChild( WEBGL.getWebGLErrorMessage() );

			}

			var mesh, renderer, scene, camera;

			var obj;

			init();

			function init() {

				// renderer
				renderer = new THREE.WebGLRenderer();
				renderer.setSize( window.innerWidth, window.innerHeight );
				document.body.appendChild( renderer.domElement );

				renderer.gammaOutput = true;

				// scene
				scene = new THREE.Scene();

				// camera
				camera = new THREE.PerspectiveCamera( 40, window.innerWidth / window.innerHeight, 1, 1000 );
				camera.position.set( - 10, 0, 23 );
				scene.add( camera );

				// controls
				var controls = new THREE.OrbitControls( camera, renderer.domElement );
				controls.addEventListener( 'change', render );
				controls.minDistance = 10;
				controls.maxDistance = 50;
				controls.enablePan = false;

				// ambient
				scene.add( new THREE.AmbientLight( 0xffffff, .2 ) );

				// light
				var light = new THREE.PointLight( 0xffffff, 1.5 );
				camera.add( light );

				// model
				new THREE.GLTFLoader().load( 'models/gltf/Nefertiti/Nefertiti.glb', function ( gltf ) {

					gltf.scene.traverse( function ( child ) {

						if ( child.isMesh ) {

							// glTF currently supports only tangent-space normal maps.
							// this model has been modified to demonstrate the use of an object-space normal map.

							child.material.normalMapType = THREE.ObjectSpaceNormalMap;

							// attribute normals are not required with an object-space normal map. remove them.

							child.geometry.removeAttribute( 'normal' );

							//

							child.material.side = THREE.DoubleSide;

							child.scale.multiplyScalar( 0.5 );

							// recenter

							new THREE.Box3().setFromObject( child ).getCenter( child.position ).multiplyScalar( - 1 );

							scene.add( child );

						}

					} );

					render();

				} );


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

			}

			function onWindowResize() {

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

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

				render();

			}

			function render() {

				renderer.render( scene, camera );

			}

		</script>

	</body>
</html>