Chris Huff wrote:

> There are several ways of using pigments as isosurfaces, but probably
> the best would be to declare it as a separate function to use, like this:
>
> #declare MyPigmentFunc =
> function {
>     pigment {agate
>         color_map {[0 color Black][1 color White]}
>     }
> }

That's exactly what I was looking for.. I didn't realise the "function" bit
was necessary, and was just using the "pigment" portion.

I'm not a coder, so I don't know this kind of thing.

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