de news: 409d1336$1@news.povray.org...

>    Impressive! The waves shape and texture/interior is very natural
looking.

Thanks
>
>
>    Well, the method isn't very good for close-up views. Perhaps it would
> look a bit better with more transparency.
I'm thinking  about blurring the edges with  several  randomly translated
and averaged instances of the pattern to return a distance dependent value
instead of a boolean
>
> > I wanted a sort of crackle pattern combined with turbulence to simulate
> > upwelling whirls close to rocks but I can't figure out how to implement
it
> > in SDL
>
>    That sounds *really* difficult to figure out... :)

I think of a function combination, still a lot of work !


Marc

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