"Tom Melly" <tom### [at] tomandlucouk> wrote in message
news:3c69050a@news.povray.org...
> have I imagined it, or can you use an hf as a pigment and then use that in an
> iso-function?
>
> If so, can someone post a quick example?

Here is another example.
http://news.povray.org/3bdbbdb2@news.povray.org

R. Suzuki

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