POV-Ray: Newsgroups: povray.general: Can I put a bicubic patch into a circle?: Re: Can I put a bicubic patch into a circle?

POV-Ray : Newsgroups : povray.general : Can I put a bicubic patch into a circle? : Re: Can I put a bicubic patch into a circle?		Server Time 30 Jul 2024 08:23:00 EDT (-0400)

From: clipka
Date: 17 May 2009 13:50:00
Message: <web.4a104d606b626280f0683cea0@news.povray.org>

"neodasa" <klu### [at] nycrrcom> wrote:
> Can I make a bicubic patch form into a circle with a math formula?
> I know I can manually use the control points to do so, but that's too
> labor-intensive.  Can it be performed with a math formula for a circle?

AFAIK you can shape bicubic patches only into an *approximation* of a circle.
Which doesn't make it easier to come up with a nice clean math formula...

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