clipka <ano### [at] anonymousorg> wrote:

> If you need a special variant of the hexagonal pattern, you can
> implement it using a function pattern based on a user-defined function.
> It's not easy,

True.  I took a brief stab at this back in the Quantum Dot thread.

> but it can be done.

Yes.  And such a function would be great fun to experiment with.

> You'll need a lot of `switch()`, a
> bit of trignonometry I guess, and maybe some `mod()` to achieve the
> repetition.

Perhaps if the existing POV-Ray internal function code were posted here, that
would provide a good jumping-off point?

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