Yes, I think so... And pathes need not be
connected either, so there can be pathes like the
= sign nicholas used as an exampl

What is the region of a 3D object by the way? The
screen area covered by it? Or do we need a '3D
Region' (== volume) for those? 3Dwm works with
non-aligned bounding cubes (which get split up
similarly to a OctTree (or QuadTree in our code)
for easier colission detection.