POV-Ray : Newsgroups : povray.unofficial.patches : Isosurface+pigment...surface imperfections : Re: Isosurface+pigment...surface imperfections Server Time
2 Nov 2024 13:20:16 EDT (-0400)
  Re: Isosurface+pigment...surface imperfections  
From: Bob Hughes
Date: 31 Jul 1999 18:21:49
Message: <37a376fd@news.povray.org>
The plot thickens...


"SamuelT." wrote:
> 
> I already use interpolate 2 for the image_maps I use for the isosurface. I
> posted a new shape a few minutes ago that has nearly no artifacts whatsoever.
> That is because I used triangle_wave for the pigment. Had I used scallop_wave,
> the bad effects would have been very noticeable.
> 
> Samuel Benge
> 
> Bob Hughes wrote:
> 
> > If you notice that when using image_map pigments the 'interpolate' makes
> > a big difference. Seems 2 is best to me, not 4. The isosurface probably
> > uses a similar convention itself rather than straight procedural
> > pigment. If it did it would obviously have no noticeable artifacts, or
> > so I would think. Perhaps there is a resolution limitation then? Based
> > upon the 1 POV unit square a pigment is usually confined to?

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