tell me more about that... I never heard of that

Chris Huff wrote:

>     You would need to use the isosurface patch(included in the
> Superpatch) to make the parabola directly as an object, I think. It
> might be possible with the poly/quartic/quadric family of objects, but I
> have never figured out how to use them.
>     As for the focusing of the light, you would need UVPov for that. It
> has a feature called photon mapping, which allows it to simulate the
> refraction of light more completely than the official version(where
> refractive objects only distort the image of things seen through them).
>     As far as I know, the next version of the Superpatch will
> incorporate most of UVPov, so you can use both of the patches together
> in a scene.

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