Christopher James Huff <cja### [at] earthlinknet> wrote:

> Actually, it would be more comparable. The isosurface isn't composed of 
> flat surfaces.

Here are some pictures to compare the different interpolations in
isosurfaces.
<http://www.lutz-peter.hoogi.de/extern/hfield/interp.html>

I implemented bicubic as a function, however there is still some problem
with it, causing some artifacts.

btw, is there a reason bicubic interpolation isn't in POV?
Yesterday I succeeded in compiling (Mega-)POV, I think implementing 
bicubic interp. would be a good exercise.

Lutz-Peter

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