spin-controls/example_simple.html at master · raffdp/spin-controls · GitHub

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<!DOCTYPE html>
<html lang="en">
	<head>
		<title>Simple example - spin controls</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 {
				margin: 0px;
				background-color: #000000;
				color: #fff;
				font-family:Monospace;
				text-align: center;
				font-size: 15px;
				line-height: 30px;
				overflow: hidden;
			}

			#info {
				position: absolute;
				top: 0px; width: 100%;
				padding: 15px;
				z-index:100;
				box-sizing: border-box;
				pointer-events: none;
			}

		</style>
	</head>
	<body>

		<div id="info">
    		Spin Controls <br /> Left click or touch sphere to spin it as if touching a trackball.
		</div>

    	<script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/r124/three.min.js"></script>
		<script src="SpinControls.js"></script>

		<script>
			var camera, scene, renderer;
			init();
			render();
      		animate(0);

			function init() {

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

				camera = new THREE.PerspectiveCamera( 40, window.innerWidth / window.innerHeight, 1, 3000 );
        		// var width = 2;
				// var height = 2;
				// camera = new THREE.OrthographicCamera( width / - 2, width / 2, height / 2, height / - 2, 1, 1000 );

				camera.position.set( 600, 300, 500 );
				camera.lookAt( .5, .4, 0 );

				scene = new THREE.Scene();

				scene.add( new THREE.GridHelper( 1000, 10 ) );

				var light = new THREE.DirectionalLight( 0xffffff, 2 );
				light.position.set( 1, 1, 1 );
				scene.add( light );

				var radius = 225;
				var group = new THREE.Group();
				group.position.set(0, 0, 0);
				var geometry = new THREE.SphereBufferGeometry( radius, 16, 16 );
				var lineMaterial = new THREE.LineBasicMaterial( { color: 0xffffff, transparent: true, opacity: 0.5 } );
				var meshMaterial = new THREE.MeshPhongMaterial( { color: 0x156289, emissive: 0x072534, side: THREE.DoubleSide, flatShading: true } );
				group.add( new THREE.LineSegments( geometry, lineMaterial ) );
				group.add( new THREE.Mesh( geometry, meshMaterial ) );
				scene.add( group );

				spinControl = new SpinControls( group, radius, camera, renderer.domElement );
				// spinner.setPointerToSphereMapping( spinControl.POINTER_SPHERE_MAPPING.HOLROYD ) // options

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

			}

			function onWindowResize() {

				camera.aspect = window.innerWidth / window.innerHeight;
				camera.updateProjectionMatrix();
				renderer.setSize( window.innerWidth, window.innerHeight );
        		spinControl.onWindowResize();
				render();

			}

      		function animate(timeStamp) {

				requestAnimationFrame( animate );
        		spinControl.update();
				render();

			}

			function render() {

				renderer.render( scene, camera );

			}

		</script>

	</body>
</html>