Rich wrote:
> 
>   Has anyone come up with fast rendering solid poligonal shapes?  What I'm
> looking for is the tetrahedron, octahedron, etc.  The ones in shapes2.inc
> are SLOW, more than 15 times slower than a sphere, for instance.  I've
> looked through the links on the POV server, but have yet to find anything I
> can use.
>   The shapes need to be solid so I can CSG some numbers and/or letters into
> the faces.  Even if the shapes are just a little faster than the ones in
> shapes2.inc, I'd appreciate seeing them.  The picture I posted the other
> day called GlassSpheres.jpg was rendered in a little over an hour;
> replacing the 64 spheres with dodecahedrons and re-rendering took 17.5
> hours!!
> 

Since these shapes are intersections of planes, you sould try manual
bounding which can speed up rendering a lot, esp. if many planes are
invloved.  

Another possibility would be using a mesh, but you can't CSG it, unless
you use megapov and it's solid mesh feature.

Christoph

-- 
Christoph Hormann <chr### [at] gmxde>
IsoWood include, radiosity tutorial, TransSkin and other 
things on: http://www.schunter.etc.tu-bs.de/~chris/

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