POV-Ray : Newsgroups : povray.unofficial.patches : Accuracy of trace & Norm on isosurfaces vs. CSG : Re: Accuracy of trace & Norm on isosurfaces vs. CSG Server Time
2 Sep 2024 02:19:06 EDT (-0400)
  Re: Accuracy of trace & Norm on isosurfaces vs. CSG  
From: Warp
Date: 21 Jun 2000 05:19:08
Message: <3950888c@news.povray.org>
Greg M. Johnson <gre### [at] my-dejanewscom> wrote:
: Is there a reason why the calculation of trace intersections and their
: normals in megapov may be less accurate than traces on CSG surfaces?

  Yes, there is a reason: Isosurfaces can't be calculated exactly, but
they have to be approximated. Increasing accuracy should lower the errors.

-- 
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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