"Spock" <spo### [at] nospamcom> wrote in message news:3ce2573b@news.povray.org...
> Your example looked interesting so I tried it.  I'm learning to hate
> functions :-)
>
> Attached is another version of the code that sorta works for me.
>
> Thanks for posting.
>

Thanks...you could also try summing together several functions which have
been translated to different positions on the hf to achieve some interesting
interference patterns.

jim

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