<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js webgl - animation - morph targets</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 {
background:#000;
color:#fff;
padding:0;
margin:0;
font-weight: bold;
overflow:hidden;
}
#info {
position: absolute;
top: 0px; width: 100%;
color: #ffffff;
padding: 5px;
font-family: Monospace;
font-size: 13px;
text-align: center;
z-index:100;
}
#ctrl {
position: absolute;
top: 0px;
left: 0px;
width: 200px;
color: #ffffff;
padding: 5px;
font-family: Monospace;
font-size: 13px;
z-index:100;
}
a { color:red }
</style>
</head>
<body>
<div id="info">
<a href="http://threejs.org" target="_blank">three.js</a> - WebGL morph target example
</div>
<div id="ctrl">
Use controls to change morph target influences:<br/>
<input type="range" value="0" min="0" max="100" onchange="mesh.morphTargetInfluences[ 0 ] = this.value/100;" />
<input type="range" value="0" min="0" max="100" onchange="mesh.morphTargetInfluences[ 1 ] = this.value/100;" />
<input type="range" value="0" min="0" max="100" onchange="mesh.morphTargetInfluences[ 2 ] = this.value/100;" />
<input type="range" value="0" min="0" max="100" onchange="mesh.morphTargetInfluences[ 3 ] = this.value/100;" />
<input type="range" value="0" min="0" max="100" onchange="mesh.morphTargetInfluences[ 4 ] = this.value/100;" />
<input type="range" value="0" min="0" max="100" onchange="mesh.morphTargetInfluences[ 5 ] = this.value/100;" />
<input type="range" value="0" min="0" max="100" onchange="mesh.morphTargetInfluences[ 6 ] = this.value/100;" />
<input type="range" value="0" min="0" max="100" onchange="mesh.morphTargetInfluences[ 7 ] = this.value/100;" />
</div>
<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 geometry, objects;
var mouseX = 0, mouseY = 0;
var mesh;
var windowHalfX = window.innerWidth / 2;
var windowHalfY = window.innerHeight / 2;
document.addEventListener( 'mousemove', onDocumentMouseMove, false );
init();
animate();
function init() {
container = document.createElement( 'div' );
document.body.appendChild( container );
camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 15000 );
camera.position.z = 500;
scene = new THREE.Scene();
scene.fog = new THREE.Fog( 0x000000, 1, 15000 );
var light = new THREE.PointLight( 0xff2200 );
light.position.set( 100, 100, 100 );
scene.add( light );
var light = new THREE.AmbientLight( 0x111111 );
scene.add( light );
var geometry = new THREE.BoxGeometry( 100, 100, 100 );
var material = new THREE.MeshLambertMaterial( { color: 0xffffff, morphTargets: true } );
// construct 8 blend shapes
for ( var i = 0; i < geometry.vertices.length; i ++ ) {
var vertices = [];
for ( var v = 0; v < geometry.vertices.length; v ++ ) {
vertices.push( geometry.vertices[ v ].clone() );
if ( v === i ) {
vertices[ vertices.length - 1 ].x *= 2;
vertices[ vertices.length - 1 ].y *= 2;
vertices[ vertices.length - 1 ].z *= 2;
}
}
geometry.morphTargets.push( { name: "target" + i, vertices: vertices } );
}
mesh = new THREE.Mesh( geometry, material );
scene.add( mesh );
//
renderer = new THREE.WebGLRenderer();
renderer.setClearColor( 0x222222 );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
renderer.sortObjects = false;
container.appendChild( renderer.domElement );
//
window.addEventListener( 'resize', onWindowResize, false );
}
function onWindowResize() {
windowHalfX = window.innerWidth / 2;
windowHalfY = window.innerHeight / 2;
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
}
function onDocumentMouseMove(event) {
mouseX = ( event.clientX - windowHalfX );
mouseY = ( event.clientY - windowHalfY ) * 2;
}
function animate() {
requestAnimationFrame( animate );
render();
}
function render() {
mesh.rotation.y += 0.01;
//mesh.morphTargetInfluences[ 0 ] = Math.sin( mesh.rotation.y ) * 0.5 + 0.5;
//camera.position.x += ( mouseX - camera.position.x ) * .005;
camera.position.y += ( - mouseY - camera.position.y ) * .01;
camera.lookAt( scene.position );
renderer.render( scene, camera );
}
</script>
</body>
</html>