Richard wrote:

> I was modeling a glass bottle I keep on my desk a few days ago and
> realized that there was one aspect of it that I have been unable to
> produce in POV:  the different densities of the glass.  Hopefully you
> will know what I am talking about.  The bottle that I have is not of
> consistent thickness, so the refraction is not uniform.  Short of
> modeling the thing out of blobs, does anyone know how to simulate the
> different densities of the glass?

Is it a problem of variable ior or of variable thickness ? If the same
effect can be obtained through modelling (using isosurfaces and noise3d
for instance), it could be easier (not easy) to solve.
G.

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