> POV-Ray's parser splits unions (including nested unions, to
> any depth) until it "hits" a primitive, or a non-union compound object.

I had heard this before. I was wondering, how does it handle, say:

intersection {
sphere{...}
union {
sphere{...}
sphere{...}
}
}

without retaining the union? (assume all three spheres intersect.)

 - Slime
[ http://www.slimeland.com/ ]

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