head animation

keyframe animation

by jmchen

HTML

<div id="info">demo page</div>
<script src="http://cdnjs.cloudflare.com/ajax/libs/three.js/r70/three.min.js"></script>
<script src="https://dl.dropboxusercontent.com/u/3587259/Code/Threejs/OrbitControls.js">
    
</script>

CSS

#info {
    position: absolute;
    top: 0px;
    width: 100%;
    padding: 10px;
    text-align: center;
    color: #ffff00
}
body {
    overflow: hidden;
}

JavaScript

var camera, scene, renderer, head, light, controls;
var time = 0;
var keyFrames = [];
var bpm = 240;  // beat (quaterNote) per minute
var quarterNoteTime = 60/bpm;  // seconds

init();
setKeys();
animate();


function setKeys() {
    var key0 = {
        time: 0,  // in beat
        rotY: 0
    };
    var key1 = {
        time: 1,
        rotY: 90.0
    };
    var key2 = {
        time: 2,
        rotY: 0
    };
    var key3 = {
        time: 3,
        rotY: -90
    };
    var key4 = {
        time: 4,
        rotY: 0
    };
   	keyFrames.push (key0, key1, key2, key3, key4);
}

    
function init() {
    scene = new THREE.Scene();

    camera = new THREE.PerspectiveCamera(50, window.innerWidth / window.innerHeight, 1, 1000);
    camera.position.z = 500;
    scene.add(camera);

    head = new THREE.Object3D();
    scene.add (head);
    
    var geometry = new THREE.SphereGeometry(50, 20, 20);
    var material = new THREE.MeshLambertMaterial();
    var mesh = new THREE.Mesh(geometry, material);
    mesh.scale.set (1, 1.2, 1);
    head.add(mesh);

    var nose = new THREE.Mesh (new THREE.CylinderGeometry (0,40,100,20),
                           new THREE.MeshLambertMaterial());
    
    nose.rotation.x = Math.PI/2;
    nose.position.set (0,0,40);
    head.add (nose);
    
    light = new THREE.PointLight(0xffffff);
    light.position.set(100, 300, 200);
    scene.add(light);

    var axes = new THREE.AxisHelper(100);
    scene.add(axes);

    renderer = new THREE.WebGLRenderer();
    renderer.setSize(window.innerWidth, window.innerHeight);
    renderer.setClearColor(0x888888);

    controls = new THREE.OrbitControls(camera, renderer.domElement);

    document.body.appendChild(renderer.domElement);
    window.addEventListener('resize', onWindowResize, false);
}

function onWindowResize() {
    camera.aspect = window.innerWidth / window.innerHeight;
    camera.updateProjectionMatrix();
    renderer.setSize(window.innerWidth, window.innerHeight);
}


function...