javascript
/
three.js
Mirror von https://github.com/tazdij/three.js.git


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js webgl - geometries</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 {
				color: #eee;
				font-family:Monospace;
				font-size:13px;
				text-align:center;

				background-color: #000;
				margin: 0px;
				padding: 0px;
				overflow: hidden;
			}

			#info {
				position: absolute;
				top: 0px; width: 100%;
				padding: 5px;
			}

			a {
				color: #0080ff;
			}
		</style>
	</head>
	<body>

		<div id="info"><a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> webgl - geometries</div>

		<script src="../build/three.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, stats;

			init();
			animate();

			function init() {

				camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 2000 );
				camera.position.y = 400;

				scene = new THREE.Scene();

				var object;

				var ambientLight = new THREE.AmbientLight( 0xcccccc, 0.4 );
				scene.add( ambientLight );

				var pointLight = new THREE.PointLight( 0xffffff, 0.8 );
				camera.add( pointLight );
				scene.add( camera );

				var map = new THREE.TextureLoader().load( 'textures/UV_Grid_Sm.jpg' );
				map.wrapS = map.wrapT = THREE.RepeatWrapping;
				map.anisotropy = 16;

				var material = new THREE.MeshPhongMaterial( { map: map, side: THREE.DoubleSide } );

				//

				object = new THREE.Mesh( new THREE.SphereBufferGeometry( 75, 20, 10 ), material );
				object.position.set( - 300, 0, 200 );
				scene.add( object );

				object = new THREE.Mesh( new THREE.IcosahedronBufferGeometry( 75, 1 ), material );
				object.position.set( - 100, 0, 200 );
				scene.add( object );

				object = new THREE.Mesh( new THREE.OctahedronBufferGeometry( 75, 2 ), material );
				object.position.set( 100, 0, 200 );
				scene.add( object );

				object = new THREE.Mesh( new THREE.TetrahedronBufferGeometry( 75, 0 ), material );
				object.position.set( 300, 0, 200 );
				scene.add( object );

				//

				object = new THREE.Mesh( new THREE.PlaneBufferGeometry( 100, 100, 4, 4 ), material );
				object.position.set( - 300, 0, 0 );
				scene.add( object );

				object = new THREE.Mesh( new THREE.BoxBufferGeometry( 100, 100, 100, 4, 4, 4 ), material );
				object.position.set( - 100, 0, 0 );
				scene.add( object );

				object = new THREE.Mesh( new THREE.CircleBufferGeometry( 50, 20, 0, Math.PI * 2 ), material );
				object.position.set( 100, 0, 0 );
				scene.add( object );

				object = new THREE.Mesh( new THREE.RingBufferGeometry( 10, 50, 20, 5, 0, Math.PI * 2 ), material );
				object.position.set( 300, 0, 0 );
				scene.add( object );

				//

				object = new THREE.Mesh( new THREE.CylinderBufferGeometry( 25, 75, 100, 40, 5 ), material );
				object.position.set( - 300, 0, - 200 );
				scene.add( object );

				var points = [];

				for ( var i = 0; i < 50; i ++ ) {

					points.push( new THREE.Vector2( Math.sin( i * 0.2 ) * Math.sin( i * 0.1 ) * 15 + 50, ( i - 5 ) * 2 ) );

				}

				object = new THREE.Mesh( new THREE.LatheBufferGeometry( points, 20 ), material );
				object.position.set( - 100, 0, - 200 );
				scene.add( object );

				object = new THREE.Mesh( new THREE.TorusBufferGeometry( 50, 20, 20, 20 ), material );
				object.position.set( 100, 0, - 200 );
				scene.add( object );

				object = new THREE.Mesh( new THREE.TorusKnotBufferGeometry( 50, 10, 50, 20 ), material );
				object.position.set( 300, 0, - 200 );
				scene.add( object );

				//

				renderer = new THREE.WebGLRenderer( { antialias: true } );
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setSize( window.innerWidth, window.innerHeight );
				document.body.appendChild( renderer.domElement );

				stats = new Stats();
				document.body.appendChild( stats.dom );

				//

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

			}

			function onWindowResize() {

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

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

			}

			//

			function animate() {

				requestAnimationFrame( animate );

				render();
				stats.update();

			}

			function render() {

				var timer = Date.now() * 0.0001;

				camera.position.x = Math.cos( timer ) * 800;
				camera.position.z = Math.sin( timer ) * 800;

				camera.lookAt( scene.position );

				scene.traverse( function( object ) {

					if ( object.isMesh === true ) {

						object.rotation.x = timer * 5;
						object.rotation.y = timer * 2.5;

					}

				} );

				renderer.render( scene, camera );

			}

		</script>

	</body>
</html>