"Andrew Cocker" <mai### [at] andrewcockercouk> wrote in message
news:3df5e9fe$1@news.povray.org...
> Nice. Is this using a similar method to the one I said I was gonna use to
do this a while ago
> (don't remember which post it was in) to move the grass by values returned
from sampling a
> pigment?
>
Yes, the grass placement/orientation/etc. is also determined by
eval_pigment.
For the wind blowing, I just sample a bozo pattern and shift it up and
forward with the clock.

-tgq

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