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Ron Parker <par### [at] fwi com> wrote:
: It calculates the intersection of the bounding boxes of the individual
: spheres, so it would bound by box{<-1,-1001,-1001>,<1,1001,1001>}. I
: didn't say it was always correct; in fact, I've mentioned before that
: min_extent and max_extent aren't always entirely accurate for every
: object. If you specify your own bounding volume, of course, it uses
: that one if it's smaller than the computed one.
Thanks for the information. Every day I learn something new about povray :)
Another question:
What does "smaller" mean? I mean that how does it define "this box is
smaller than that one"?
--
main(i,_){for(_?--i,main(i+2,"FhhQHFIJD|FQTITFN]zRFHhhTBFHhhTBFysdB"[i]
):5;i&&_>1;printf("%s",_-70?_&1?"[]":" ":(_=0,"\n")),_/=2);} /*- Warp -*/
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