[ODE] ODE Octree culling

[Jon Watte (ODE)]

J. Perkins wrote:

> Out of curiosity, how do other people handle this? Do you use one
> space for collisions and another for rendering? Your own space for
> both? Something else?

Personally, I use my own octree for rendering, and hash spaces for 
collision. Note that the rendered and the colliding geometries aren't 
usually the same, so they have different representations anyway.

Cheers,

			/ h+