POV-Ray : Newsgroups : povray.general : How does povray interpret height fields? : Re: How does povray interpret height fields? Server Time
29 Jul 2024 00:25:12 EDT (-0400)
  Re: How does povray interpret height fields?  
From: posfan12
Date: 7 Sep 2013 00:20:01
Message: <web.522aa8e5e77e8fe341a177270@news.povray.org>
Never mind. I misunderstood your question.


Mike



"posfan12" <nomail@nomail> wrote:
> Maybe this will help.
>
> http://wiki.povray.org/content/Knowledgebase:High_precision_heightfields
>
> I'm not sure I ever got it to work 100%.
>
>
>
> Mike
>
>
> Ger <ger### [at] NoSpamthankyou> wrote:
> > I use an external program to create png files that contain height data.
> > The difference between adjacent points is generally very little but as
> > povray renders the height fields it shows very large jumps in height.
> >
> > is it
> >
> > height of pixel = (R x 256 x 256) + (G * 256) + B?
> > --
> > Cheers
> > Ger


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