POV-Ray : Newsgroups : povray.general : is there any feature for volume raytracing with povray? : Re: is there any feature for volume raytracing with povray? Server Time
31 Jul 2024 20:18:45 EDT (-0400)
  Re: is there any feature for volume raytracing with povray?  
From: lien0n
Date: 18 Jan 2007 22:35:00
Message: <web.45b03b43aa1909d1524ae1d0@news.povray.org>
"Tim Attwood" <tim### [at] comcastnet> wrote:
>
> You might try averaging a bit - interpolate 2 or ...
> function{ // untested
>    ( dens(x,y,z)
>      +dens(x+0.05,y,z) + dens(x-0.05,y,z)
>      +dens(x,y+0.05,z) + dens(x,y-0.05,z)
>      +dens(x,y,z+0.05) + dens(x,y,z-0.05)
>    )/7
> }

I created two other images at
http://news.povray.org/povray.binaries.images/thread/%3Cweb.45ac7028a8a7f8c81524ae1d0@news.povray.org%3E//povray.binari
es.images/thread/%3Cweb.45ac7028a8a7f8c81524ae1d0@news.povray.org%3E/
You guy's ideas worked, cool.

But for the case of "interpolate 2", the resulting image is quite strange
with compare to the two images of "interpolate 1" whose shape is what I
want, since I use the same threshold value.


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