POV-Ray : Newsgroups : povray.advanced-users : Normal vector deformation : Re: Normal vector deformation Server Time
30 Jul 2024 02:29:12 EDT (-0400)
  Re: Normal vector deformation  
From: Rune
Date: 14 Jan 2001 11:14:03
Message: <3a61d04b@news.povray.org>
"Chris Huff" wrote:
> I think you need to make two vectors perpendicular to the
> normal, deform those, and find a vector perpendicular to
> those. It looks like this might have been what you are
> doing...cross products give me a headache.

It's exactly what I did. It's not what your solution does though... :)

> I don't think a third point will be necessary

It wouldn't make sense to use a third point.

The solution I posted myself actually turned to work perfectly after all.
The strange results I was getting were caused by a bug a somewhere else in
my macro.

Thanks for the help anyway.

Rune
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