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


			
				
					
						
						
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							<!DOCTYPE HTML>
<html lang="en">
	<head>
		<title>three.js - geometry - cube</title>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width; initial-scale=1.0; maximum-scale=1.0; user-scalable=0;"/>
		<style type="text/css">
			body {
				font-family: Monospace;
				background-color: #f0f0f0;
				margin: 0px;
				overflow: hidden;
			}
		</style>
	</head>
	<body>

		<script type="text/javascript" src="../build/three.js"></script>

		<script type="text/javascript" src="primitives/Cube.js"></script>
		<script type="text/javascript" src="primitives/Plane.js"></script>

		<script type="text/javascript" src="http://github.com/mrdoob/stats.js/raw/master/build/stats.js"></script>

		<script type="text/javascript">

			var SCREEN_WIDTH = window.innerWidth;
			var SCREEN_HEIGHT = window.innerHeight;

			var container;
			var stats;

			var camera;
			var scene;
			var renderer;

			var cube, plane;

			var targetRotation = 0;
			var targetRotationOnMouseDown = 0;

			var mouseX = 0;
			var mouseXOnMouseDown = 0;

			var windowHalfX = window.innerWidth / 2;
			var windowHalfY = window.innerHeight / 2;

			init();
			setInterval(loop, 1000/60);

			function init() {

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

				var info = document.createElement('div');
				info.style.position = 'absolute';
				info.style.top = '10px';
				info.style.width = '100%';
				info.style.textAlign = 'center';
				info.innerHTML = 'Drag to spin the cube';
				container.appendChild(info);

				camera = new THREE.Camera( 70, SCREEN_WIDTH / SCREEN_HEIGHT, 1, 10000 );
				camera.position.y = 150;
				camera.position.z = 500;
				camera.target.position.y = 150;

				scene = new THREE.Scene();

				// Cube

				geometry = new Cube(200, 200, 200);

				for (var i = 0; i < geometry.faces.length; i++) {

					geometry.faces[i].color.setRGBA( Math.random() * 0.5, Math.random() * 0.5 + 0.5, Math.random() * 0.5 + 0.5, 1 );
				}

				cube = new THREE.Mesh(geometry, new THREE.FaceColorFillMaterial());
				cube.position.y = 150;
				scene.add(cube);

				// Plane

				plane = new THREE.Mesh(new Plane(200, 200), new THREE.ColorFillMaterial(0xe0e0e0));
				plane.rotation.x = -90 * (Math.PI / 180);
				scene.add(plane);

				renderer = new THREE.CanvasRenderer();
				renderer.setSize(SCREEN_WIDTH, SCREEN_HEIGHT);

				container.appendChild(renderer.domElement);

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

				document.addEventListener('mousedown', onDocumentMouseDown, false);
				document.addEventListener('touchstart', onDocumentTouchStart, false);
				document.addEventListener('touchmove', onDocumentTouchMove, false);
			}

			//

			function onDocumentMouseDown( event ) {

				event.preventDefault();

				document.addEventListener('mousemove', onDocumentMouseMove, false);
				document.addEventListener('mouseup', onDocumentMouseUp, false);
				document.addEventListener('mouseout', onDocumentMouseOut, false);

				mouseXOnMouseDown = event.clientX - windowHalfX;
				targetRotationOnMouseDown = targetRotation;
			}

			function onDocumentMouseMove( event ) {

				mouseX = event.clientX - windowHalfX;

				targetRotation = targetRotationOnMouseDown + (mouseX - mouseXOnMouseDown) * 0.02;
			}

			function onDocumentMouseUp( event ) {

				document.removeEventListener('mousemove', onDocumentMouseMove, false);
				document.removeEventListener('mouseup', onDocumentMouseUp, false);
				document.removeEventListener('mouseout', onDocumentMouseOut, false);
			}

			function onDocumentMouseOut( event ) {

				document.removeEventListener('mousemove', onDocumentMouseMove, false);
				document.removeEventListener('mouseup', onDocumentMouseUp, false);
				document.removeEventListener('mouseout', onDocumentMouseOut, false);
			}

			function onDocumentTouchStart( event ) {

				if(event.touches.length == 1) {

					event.preventDefault();

					mouseXOnMouseDown = event.touches[0].pageX - windowHalfX;
					targetRotationOnMouseDown = targetRotation;

				}
			}

			function onDocumentTouchMove( event ) {

				if(event.touches.length == 1) {

					event.preventDefault();

					mouseX = event.touches[0].pageX - windowHalfX;
					targetRotation = targetRotationOnMouseDown + (mouseX - mouseXOnMouseDown) * 0.05;

				}
			}

			//

			function loop() {

				plane.rotation.z = cube.rotation.y += (targetRotation - cube.rotation.y) * 0.05;

				renderer.render(scene, camera);
				stats.update();
			}

		</script>

	</body>
</html>