javascript
/
three.js
-ын хуулбар https://github.com/tazdij/three.js.git


			
				
					
						
						
							123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218
							<!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 {
				font-family: Monospace;
				background-color: #000;
				margin: 0px;
				overflow: hidden;
			}
		</style>
	</head>
	<body>

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

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

		<script>

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

			var container, stats;

			var camera, scene, renderer;
			
			var objectNewGeometry;
			var objectToggleAddRemove;
			var objectRandomizeFaces;

			init();
			animate();

			function init() {

				container = document.createElement( 'div' );
				document.body.appendChild( container );

				camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 2000 );
				camera.position.y = 1500;

				scene = new THREE.Scene();

				var light, object;

				scene.add( new THREE.AmbientLight( 0x404040 ) );

				light = new THREE.DirectionalLight( 0xffffff );
				light.position.set( 0, 1, 0 );
				scene.add( light );

				var map = THREE.ImageUtils.loadTexture( 'textures/UV_Grid_Sm.jpg' );
				map.wrapS = map.wrapT = THREE.RepeatWrapping;
				map.anisotropy = 16;

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

				//

				object = createObject( createMeshFaceMaterial(), 4 );
				object.position.set( -400, 0, 200 );
				scene.add( object );
				objectNewGeometry = object;

				object = createObject( createMeshFaceMaterial(), 4 );
				object.position.set( -200, 0, 200 );
				scene.add( object );
				objectToggleAddRemove = object;

				object = createObject( createMeshFaceMaterial(), 4 );
				object.position.set( 0, 0, 200 );
				scene.add( object );
				objectRandomizeFaces = object;
/*
				These are not yet used but they are ready to be shown
				object = createObject( createMeshFaceMaterial(), 4 );
				object.position.set( 200, 0, 200 );
				scene.add( object );

				//

				object = createObject( createMeshFaceMaterial(), 4 );
				object.position.set( -400, 0, 0 );
				scene.add( object );

				object = createObject( createMeshFaceMaterial(), 4 );
				object.position.set( -200, 0, 0 );
				scene.add( object );

				object = createObject( createMeshFaceMaterial(), 4 );
				object.position.set( 0, 0, 0 );
				scene.add( object );

				object = createObject( createMeshFaceMaterial(), 4 );
				object.position.set( 200, 0, 0 );
				scene.add( object );

				object = createObject( createMeshFaceMaterial(), 4 );
				object.position.set( 400, 0, 0 );
				scene.add( object );
				*/
				//

				//

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

				stats = new Stats();
				stats.domElement.style.position = 'absolute';
				stats.domElement.style.top = '0px';
				container.appendChild( stats.domElement );

				//

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

			}
			
			function createObject(material, segments ){
				var geometry = createGeometry(segments);
				var mesh = new THREE.Mesh( geometry , material);
				return mesh;
			}
			function createGeometry(segments){
				var matrix = new THREE.Matrix4();
				var euler = new THREE.Euler();
				var geometry = new THREE.BoxGeometry( 100, 100, 100, segments, segments, segments );
				geometry.applyMatrix(matrix.makeRotationFromEuler(euler.set(parseInt(Math.random()*2,10)*Math.PI,parseInt(Math.random()*2,10)*Math.PI,parseInt(Math.random()*2,10)*Math.PI)));
				return geometry;
			}
			
			function createMeshFaceMaterial(){
				var materials = [];
				materials.push(new THREE.MeshBasicMaterial({color: 0xff0000}));
				materials.push(new THREE.MeshBasicMaterial({color: 0xffff00}));
				materials.push(new THREE.MeshBasicMaterial({color: 0x00ff00}));
				materials.push(new THREE.MeshBasicMaterial({color: 0x00ffff}));
				materials.push(new THREE.MeshBasicMaterial({color: 0x0000ff}));
				materials.push(new THREE.MeshBasicMaterial({color: 0xff00ff}));
				var material = new THREE.MeshFaceMaterial(materials);
				return material;
			}

			function onWindowResize() {

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

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

			}

			//

			function animate() {

				requestAnimationFrame( animate );

				render();
				stats.update();

			}
			
			function randomizeFaces(object){
				for(var i = 0,l=object.geometry.faces.length;i<l;i++){
					
					object.geometry.faces[i].materialIndex = Math.floor(Math.random() * 6);
					
				}
				object.geometry.groupsNeedUpdate = true;
			}

			function render() {

				var timer = Date.now() * 0.001;
				
				if (parseInt(timer,10)%2 === 0){

					if (scene.children.indexOf(objectToggleAddRemove) === -1) {
						
					
						objectNewGeometry.geometry = createGeometry(1);
						randomizeFaces(objectRandomizeFaces);
					
						scene.add(objectToggleAddRemove);
						
					}
					
				} else {
					
					if (scene.children.indexOf(objectToggleAddRemove) !== -1) {
											
						objectNewGeometry.geometry = createGeometry(1);
						randomizeFaces(objectRandomizeFaces);
					
						scene.remove(objectToggleAddRemove);
						
					}
					
				}

				camera.lookAt( scene.position );

				renderer.render( scene, camera );

			}

		</script>

	</body>
</html>