In article <391F661A.190894C5@hotmail.com>, Pabs <pab### [at] hotmailcom> 
wrote:

> If you want to render those functions you might try the parametric 
> surfaces available in MegaPOV

Actually, for this particular one, I would use the isosurface.
isosurface {
    function {x^2 + y^2 - z}
    threshold 0
    ...
}
Though there are a lot of equations only suitable for parametric shapes.

-- 
Christopher James Huff - Personal e-mail: chr### [at] yahoocom
TAG(Technical Assistance Group) e-mail: chr### [at] tagpovrayorg
Personal Web page: http://chrishuff.dhs.org/
TAG Web page: http://tag.povray.org/

Post a reply to this message