javascript
/
three.js
zrcadlo https://github.com/tazdij/three.js.git


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js webgl - collada</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: #000000;
				margin: 0px;
				overflow: hidden;
			}

			#info {
				color: #fff;
				position: absolute;
				top: 10px;
				width: 100%;
				text-align: center;
				z-index: 100;
				display:block;

			}

			a { color: skyblue }
		</style>
	</head>
	<body>
		<div id="info">
			<a href="http://threejs.org" target="_blank">three.js</a> -
			robot from <a href="https://github.com/rdiankov/collada_robots" target="_blank">collada robots</a>
		</div>

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

		<script src="js/loaders/ColladaLoader.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, objects;
			var particleLight;
			var dae;

			var kinematics;
			var jointIndex;
			var joint;
			var jointValue;
			var jointStep;

			var loader = new THREE.ColladaLoader();
			loader.options.convertUpAxis = true;
			loader.load( './models/collada/kawada-hironx.dae', function ( collada ) {

				dae = collada.scene;

				dae.scale.x = dae.scale.y = dae.scale.z = 10.0;
				dae.updateMatrix();

				kinematics = collada.kinematics;
				jointIndex = 0;
				joint = kinematics.joints[jointIndex];
				jointValue = joint.limits.min;
				jointStep = ( joint.limits.max - joint.limits.min ) / 100.0;

				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.set( 2, 2, 3 );

				scene = new THREE.Scene();

				// Grid

				var size = 14, step = 1;

				var geometry = new THREE.Geometry();
				var material = new THREE.LineBasicMaterial( { color: 0x303030 } );

				for ( var i = - size; i <= size; i += step ) {

					geometry.vertices.push( new THREE.Vector3( - size, - 0.04, i ) );
					geometry.vertices.push( new THREE.Vector3(   size, - 0.04, i ) );

					geometry.vertices.push( new THREE.Vector3( i, - 0.04, - size ) );
					geometry.vertices.push( new THREE.Vector3( i, - 0.04,   size ) );

				}

				var line = new THREE.Line( geometry, material, THREE.LinePieces );
				scene.add( line );

				// Add the COLLADA

				scene.add( dae );

				particleLight = new THREE.Mesh( new THREE.SphereGeometry( 4, 8, 8 ), new THREE.MeshBasicMaterial( { color: 0xffffff } ) );
				scene.add( particleLight );

				// Lights

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

				var directionalLight = new THREE.DirectionalLight(/*Math.random() * 0xffffff*/0xeeeeee );
				directionalLight.position.x = Math.random() - 0.5;
				directionalLight.position.y = Math.random() - 0.5;
				directionalLight.position.z = Math.random() - 0.5;
				directionalLight.position.normalize();
				scene.add( directionalLight );

				var pointLight = new THREE.PointLight( 0xffffff, 1 );
				particleLight.add( pointLight );

				renderer = new THREE.WebGLRenderer();
				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 moveJoints() {

				if ( jointValue >= joint.limits.max || joint.static ) {

					if ( !joint.static ) {
						kinematics.setJointValue( jointIndex, joint.zeroPosition );
					}

					jointIndex++;

					// go back to the beginning if we're past the number of joints
					if ( jointIndex >= kinematics.joints.length ) {

						jointIndex = 0;

					} else {

						joint = kinematics.joints[ jointIndex ];
						jointValue = joint.limits.min;
						jointStep = ( joint.limits.max - joint.limits.min ) / 100.0;

					}

				}

				jointValue += jointStep;
				kinematics.setJointValue( jointIndex, jointValue );

			};

			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 ) * 17;
				camera.position.y = 10;
				camera.position.z = Math.sin( timer ) * 17;

				camera.lookAt( scene.position );

				particleLight.position.x = Math.sin( timer * 4 ) * 3009;
				particleLight.position.y = Math.cos( timer * 5 ) * 4000;
				particleLight.position.z = Math.cos( timer * 4 ) * 3009;

				moveJoints();

				renderer.render( scene, camera );

			}

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