In article <web.3dea1a294f6241ac15e7f0160@news.povray.org> , "Alex" 
<ale### [at] alphacit> wrote:

> What implementation of Perlin noise does Povray use?

Check the source code for details.  there have also been discussions about
the noise functions, iirc in the povray.beta-test group.

> Docs say noise_generator type 3 is Perlin noise...
> I'm asking because I stumbled on paper by Perlin (SIGGRAPH 2002 p.681),

We know about the paper and have it, yes.

> describing some ameliorations to the noise algorithm and I was wondering if
> these has found their way in Pov code.

Well, the release date of POV-Ray 3.5 should give you a very clear
indication about this...

    Thorsten

____________________________________________________
Thorsten Froehlich
e-mail: mac### [at] povrayorg

I am a member of the POV-Ray Team.
Visit POV-Ray on the web: http://mac.povray.org

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