Thanks, that saves lot of compution time ... And of course most of the
parameters can be understood. Anything about falloff-spotlights? It took
long for me to see that the falloff was disturbing the light-cones. Perhaps
triying a little bit with tightness will bring an answer ...

Hartmut

Bob Hughes schrieb in Nachricht <38bc6f4d@news.povray.org>...

>I don't think confidence, variance, ratio really ever need to be used
anyway
>(unless you want messy results on purpose).  The other keywords are
>understandable I would think.
>
>Bob

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