opaqueBucket = new SpatialList(); transparentBucket = new SpatialList(); orthoBucket = new SpatialList();
opaqueBucket = new SpatialList(new OpaqueComp()); transparentBucket = new SpatialList(new TransparentComp()); orthoBucket = new SpatialList(new OrthoComp());
  private void setupBuckets() {    opaqueBucket = new SpatialList();    transparentBucket = new SpatialList();    orthoBucket = new SpatialList();  }