three.js and coffeescript

gistfile1.coffee

 class window.ThreeJSDemo
  init: () ->
    @renderer = new THREE.WebGLRenderer()
    @renderer.setSize( window.innerWidth, window.innerHeight )
    document.body.appendChild( @renderer.domElement )
    @camera = new THREE.PerspectiveCamera( 75, window.innerWidth / window.innerHeight, 1, 1000 )
    @camera.position.z = 400
    @scene = new THREE.Scene()
    @geometry = new THREE.IcosahedronGeometry( 200, 1 );
    @material = new THREE.MeshBasicMaterial( { color: 0x333, wireframe: true, wireframeLinewidth: 6
                                            } )
    @mesh = new THREE.Mesh( @geometry, @material )
    @scene.add( @mesh );
  animate: () ->
    requestAnimationFrame( @animate )
    @mesh.rotation.x = Date.now() * 0.0005
    @mesh.rotation.y = Date.now() * 0.001

    @renderer.render( @scene, @camera );

testWebGL = new window.ThreeJSDemo()
testWebGL.init()
testWebGL.animate()