Mike Horvath <mik### [at] gmailcom> wrote:
> I have two functions.
> How do I feed them to a heightfield?
I think you need to use the functions to define a pigment, which is THEN fed
into the heightfield.
http://wiki.povray.org/content/HowTo:High_precision_heightfields
Also, you can use your functions to generate an isosurface directly, which will
look just like a heightfield.
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