POV-Ray : Newsgroups : povray.general : Curved Triangles : Re: Curved Triangles Server Time
17 Oct 2021 21:41:34 EDT (-0400)
  Re: Curved Triangles  
From: John VanSickle
Date: 27 Jun 2002 14:30:47
Message: <3D1B59E3.54F30927@hotmail.com>
Ben Chambers wrote:
> 
> Once again, folks, I'm at the curved triangle thingy!!!
> 
> Anyway, I think this attempt came out better.  Take a look at my
> picture in p.b.i and, if interested, the source in p.b.s-f.  The
> include file contains a description of how to use it, but if you
> have any questions feel free to ask.
> 
> BTW, it's late here, and I haven't had time to try any meshes with it.
> Please let me know if you run into problems doing so (smooth triangles
> should convert without problems, but you never know).

I have some code (untested--Rusty takes priority!) that implements
a quartic triangular Bezier patch.  There is supposedly an algorithm
by which a Loop subdivision surface can be converted into a bunch of
these (which makes them much easier to implement).

Regards,
John


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