POV-Ray : Newsgroups : povray.general : Patterned Textures and Turbulence : Re: Patterned Textures and Turbulence Server Time
2 Jul 2022 08:17:36 EDT (-0400)
  Re: Patterned Textures and Turbulence  
From: Chris R
Date: 13 May 2022 14:30:00
Message: <web.627ea33a962984031441ea85cc1b6e@news.povray.org>
"Kenneth" <kdw### [at] gmailcom> wrote:
> Alain Martel <kua### [at] videotronca> wrote:
>
> > >
> > > ...However, I can't figure out how to add turbulence to the
> > > texture pattern without having it affect the textures in the map.
> > >
> > > Is this even possible, or do I just need to avoid turbulence in patterned
> > > textures?
> > >
> > >
> > You can apply your turbulence with a negative value :
> >
> > warp{turbulence -1} should undo warp{turbulence 1}
>
> I have never been able to get that kind of turbulence 'reversal' to work :-( I
> just tried out some other ideas-- which failed again.
>
> Here's an older thread that discussed some additional workarounds to the
> problem...
>
>
https://news.povray.org/povray.general/thread/%3Cweb.5f5e86282e3bd598d98418910%40news.povray.org%3E/

It looks like they came up with the same pigment_pattern solution that I did
above.  I'm surprised this article didn't show up in my search of the newsgroup.
 It would have saved me an afternoon trying to work it out on my own.  But,
maybe it's a good thing to keep the old brain sharp...


-- Chris R.


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