hi,

William F Pokorny <ano### [at] anonymousorg> wrote:
> ...
> 3) In news to me, there exist already a fully functioning 'metric'
> keyword for both forms. I'm not aware of this being documented anywhere?
> ...
> 5) The internal code used a crackle implementation but it is an older
> and (by comment at least) slower version than the current crackle
> pattern code implementation.

guessing not what you meant, but in the wiki reference page 'metric' links to:
<https://wiki.povray.org/content/Reference:Crackle_Pattern>


regards, jr.

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