Yeah, I know. It's very nice. But it is not a complete implementation of the
Fesnel model. It only works for transparent materials. You can't specify <1
IORs for metals.

Margus

Jerry Anning wrote in message <37164794.16468399@news.povray.org>...
>
>WYZPOV, a POV 3.02 patch currently available at the PatchStation on
>twysted.net provides this under the name of angle-dependent
>reflectivity.  This part of WYZPOV is also found in the Superpatch,
>available at the same place.
>
>Jerry Anning
>clem "at" dhol "dot" com

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