david sharp wrote:
> 
> Ken wrote:
> [ ... ]
> >   This message reminds me of something I have been meaning to ask for a few
> > months now but always seem to forget. Below are three Parametric equations
> > that describe shapes that are either interesting, useful, or both. Alas my
> > math skills are prehistoric compared to what it takes to plug them into the
> > quartic matrix that Pov uses to display these types of advanced shapes.
> 
> Of course, you don't need to convert to quartics, use patched
> versions of POV-Ray, or other programs, if you get POV to make
> the triangles for the parametric surface. With arrays and macros,
> the process goes much faster and easier than the 'old days'
> 
> As an example, I will post a rendering of your 'Klein's Cycloid' in
> povray.binaries.images under subject 'cycloid', and the pov file in,
> i guess, povray.text.scene-files.

 Thank you for the donation. I am interested to seewhat you did.
 
 > My question is: what the hell is it?

 And a good question that is too !
 See my response to this question in the povray.binaries.images group
 posted to your image thread.


-- 
Ken Tyler

mailto://tylereng@pacbell.net

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