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From: po0o+@andrew.cmu.edu (Paul Andrew Olbrich)
Newsgroups: comp.graphics
Subject: Turbulence functions
Message-ID: <QZ3Y6tm00WB_01TGQw@andrew.cmu.edu>
Date: 13 Sep 89 12:02:01 GMT
Organization: Class of '92, Carnegie Mellon, Pittsburgh, PA
Lines: 10

>  The combination of 3-d spacial texture mapping with a nice 3-d
>  turbulence function can give really neat results for marble, wood,
>  and such.

Could someone please post an example of a turbulence function, or
provide pointers to one?  I am very interested in using this idea in a
ray tracer that I am working on.  Thank you!

Drew Olbrich
po0o+@andrew.cmu.edu