[ODE] cylinder plane bug

[gl]

> A plane does separate space. Into what, the library can't know.

For collision, it's standard practice.  For example, convex hulls can be 
described with planes.  That only works because of the way it works ; ).

> Or what if I have lots of planes all over the place and just want to make 
> objects bounce between
> them? Then, the inside of one plane might interfere with the outside of
> another...

Then you don't use planes, but boxes or trimeshes.
--
gl