Andrew Cocker wrote:
> Here's the anim as referred to in povray.binaries.images.
> 
> My plan is/was to simulate grass or other such objects 'flowing' in a breeze by
somehow
> sampling a pigment (ie bozo) as it translates along it's axes in the 'wind
direction'. The
> base of each blade of grass would be stationary of course... when the sampling
returns a float
> of 1 (rgb 1), the tip of the blade of grass would be translated, rotated etc by a
preset
> amount. When the sampling returns a 0, there would be no effect on the tip. Dunno if
it would
> work, but I had the idea that pigment functions could be combined rather like waves
> interacting with one another, to give quite a realistic effect.
> 
> Having said that, I've yet to attempt it, and it could end up looking bad.
> 
> Comments, suggestions?
> 
> All the best,
> 
> Andy Cocker
> 
> 

The idea is promissing, I think.
Maybe try simple grass made of three cylinders for experimenting, where 
the angle between the elements somehow depends on the value of the 
function you are using.

Regards,
Sebastian

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