POV-Ray : Newsgroups : povray.general : More lens talk. : Re: More lens talk. Server Time
6 Aug 2024 21:41:49 EDT (-0400)
  Re: More lens talk.  
From: Bill DeWitt
Date: 22 Jan 2002 12:22:12
Message: <3c4d9fc4@news.povray.org>
"Josh English" <eng### [at] spiritonecom> wrote :
>
> I was able to code a few macros based on Snell's Law, and trace() played
> a big part in the file. I was doing it to attempt realistic color
> dispersion, but it managed to find move a ray through a lens and show
> the movement of the ray between mediums with different index of
> refractions and different shapes. If I can find it I will send it along.

    That's exactly what I have spent the last two days trying to make. My
biggest problem is with Snell's Law into pov script I can use with trace
(which is really the whole thing). Not enough math in my background.


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