"Slime" <fak### [at] emailaddress> wrote:
> > Well if I use scattering media, and those picutres contains fractals: and
> > POVRAY know what fractal is: can I use fractal for pattern in scattering
> > media?
> > Or say in other word : can I make scattering media "follows" fractal
> > results?
>
>
> (Is there a reason you didn't respond to my post specifically?)

Slime: I just have a problem:and ask other how to resolve problem,have idea
and ask opinion: and wont to anyone on this group would be angry at me.
>
> If your pattern is based on a fractal, then you may have a few options:

Yes, mine pattern is fractal.

>  - If it's the mandel or julia fractals, POV-Ray has built-in patterns to
> handle these.
>  - If you can express the fractal through recursion or iteration as a
> function{}, you can use that to construct the density pattern.
>  - Otherwise, you'll probably have to somehow generate a density_file (.df3)
> based on your fractal and use this. (This could be done with an external
> program or with POV-Ray and a utility that turns a series of 2D images into
> the 3D df3 file.
>
> However, if none of these options are practical, then you should probably
> use the solution that Mike Williams gave.
>
>  - Slime
>  [ http://www.slimeland.com/ ]

This part  with pattern in scattering media looks best solution for me:
thanks
Any other idea?

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