Alain <ele### [at] netscape net> wrote:
> Simon Dyer nous apporta ses lumieres en ce 2005-12-05 06:03:
> > I'm trying to simulate a lens as a texture in plastic, similar to the effect
> > of a lenticular or fresnel lens.
> My first bet would be to use the onion pattern as my normal. You may need to scale
it down some.
I don't think normals are physically accurate enough for this job, Alain.
And the basic onion pattern won't give the proper surface gradients anyway.
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