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Ron Parker <ron### [at] povray org> wrote:
: You missed a step. After you finish all the surfaces, you have to make sure
: they're correctly oriented. Even if it's just one surface, you have to
: make sure you haven't inverted it.
Well, this is an interesting question. How do you determine for a closed
mesh surface, which side is inside and which one is outside?
What about open mesh surfaces?
--
main(i,_){for(_?--i,main(i+2,"FhhQHFIJD|FQTITFN]zRFHhhTBFHhhTBFysdB"[i]
):_;i&&_>1;printf("%s",_-70?_&1?"[]":" ":(_=0,"\n")),_/=2);} /*- Warp -*/
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