On 9/4/23 18:18, Bald Eagle wrote:
> I was off coding some experimental patterns, and came across this one by
> accident.
> 
> This looked like one of those things that one would probably look for, and maybe
> ought be in the distribution.

Neat! :-) Changing AngFreq from 7 to 9 and making use of the povr fork's 
raw_wave keyword.

...
plane {z, 0
     pigment {
         function {Mixed(x, y, z) } raw_wave
         color_map {
             [0       rgb 0 ]
             [AngFreq rgb 1 ]
         }
     }
}
...

Bill P.

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