 
   controls.keys = [ 65, 83, 68 ]
 
-  #controls.addEventListener 'change', render
-
-  #curves = new ChunkedFlyingCurves
   curves = new WorkerFlyingCurves visibilityDistance, -0.5*visibilityDistance
   
   lines = new THREE.Object3D

    i = 0

    #We must process all tubes in 75% of the chunk flyby time
    minTimePerTube = 1000/30 #100 parts/second
    chunkFlybyTime = @chunkLen / stepsPerMs

    #How many pieces to split blueprint to

  controls = new THREE.TrackballControls  camera

  controls.rotateSpeed = 1.0
  controls.zoomSpeed = 3.2
  controls.panSpeed = 0.8

  controls.noZoom = false
