On Mon, 23 Aug 1999 16:17:14 -0800, David Heys wrote:

>I have a question on this as well. I'll post an image in
>binaries.images. I tried plunking a light inside this object. Light
>pours out quite nicely onto the plane that intersects the object, but
>does not shine within (even with a Hollow added to the isosurface and
>torus). It's almost as if the "holes" in the object let light pass
>through, but not impact upon the interior of the object. Am I wrong in
>this?

You probably need to increase max_trace (not max_trace_level, but the
max_trace parameter in the isosurface declaration).  The docs say you 
should use max_trace all_intersections, but that's broken in the current 
version.  I'd use the lowest number that works.

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