Leroy <lrw### [at] joplincom> wrote:
> or try inside(O,V) It returns either 0.0, when the vector V is outside
> the object, specified by the object-identifier O, or 1.0 if it is inside.

That's a neat trick I didn't know of. (And using trace() along with it.) I'll
assume that inside() looks at the bounding-box or bounding volume of the object.
Thanks for the tip. I need to experiment, to find the proper methodology for
using it in a #while loop.

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