POV-Ray : Newsgroups : povray.binaries.utilities : sky light render : Re: sky light render Server Time
19 Jan 2022 05:51:54 EST (-0500)
  Re: sky light render  
From: And
Date: 9 Jan 2017 02:10:01
Message: <web.5873366b87bb2a51473b58ee0@news.povray.org>
"omniverse" <omn### [at] charternet> wrote:
> "And" <49341109@ntnu.edu.tw> wrote:
> > "omniverse" <omn### [at] charternet> wrote:
> > > "And" <49341109@ntnu.edu.tw> wrote:
> > > >
> > > > These images took unfavorable render time, about 12 hours for the left two
> > > > demos, they are from a 1024x512 spherical image.
> > > >
> > > > My computer is amd fx-8350 but in fact I can only run it in half speed with my
> > > > program.
> > > >
> > > > I ever tried the "reduse noise" filter of Photoshop and it is what benefit the
> > > > situation so write a filter is a solution, too.
> > >
> > > Whew! Yeah, long time.
> > >
> > > I don't know how you're doing these but the last 4 skies look very good if I
> > > ignore the color noise.
> > >
> > > If you could monochrome the most intense colors that might help.
> > >
> > > Bob
> >
> >
> > I don't understand.
>
> I was thinking of post-processing filter, too, like was mentioned before. I
> don't know how possible that is though. Idea being, desaturate colors that go
> beyond a certain threshold since the overall colors of the sky isn't fully one
> color or the other.
>
> Of course, that still would show a kind of colorless noise. The ideal thing
> would be to duplicate nearby colors and replace the intense red, green and blue
> colors with those. Yet again I don't know the limitations to such filter
> creation. Just was thinking out loud.

I got it. That is something like the median filter. Well


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