461e918a@news.povray.org...
>
> "Marc" <jac### [at] wanadoofr> wrote in message 
> news:461e5687@news.povray.org...
>> trace() used for the grass
>
> Nice image indeed .... one thing of interest to me is the grass. I've also 
> been using trace to try to cover a heightfield section and make a medow, 
> but my results haven't been good enough yet. Wonder if you might be 
> willing to post your method for grass. Perhaps I might learn something and 
> discover why I'm having so much trouble achieving the look I want.
>
> Thanks Jim
>
The grass object is a tuft of grassblades . the trick is I don't rotate it 
with rand but with v_turbulence instead. it looks like swirls caused by 
wind.

I could post some code but it's rather messy :-)

Marc

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