POV-Ray : Newsgroups : povray.binaries.images : using an image_map for media density/color : Re: using an image_map for media density/color Server Time
7 Aug 2024 09:26:09 EDT (-0400)
  Re: using an image_map for media density/color  
From: Thomas de Groot
Date: 10 Apr 2006 03:54:10
Message: <443a0f22@news.povray.org>
"Kenneth" <kdw### [at] earthlinknet> schreef in bericht
news:web.443a06e9dc50c7b3f466d5bb0@news.povray.org...
> "Thomas de Groot" <t.d### [at] internlnet> wrote:
> > Kenneth,
> > I tested your code and found out that you only need two images. The
> > absorption and emission images being the same, you can use one for both
the
> > absorption and emission media.
> > Just thought to mention this.
> >
> > Thomas
>
> Hmm.  When I try that, the results don't look very good; the colors are
kind
> of "grayed-out."  I assume you mean using image #4 for both types of
media?
>
> The absorption-media image (#3) is different from the emitting-media image
> (#4).  Or perhaps I'm misunderstanding your suggestion?
>

I think I am missing something. What is different between image #3 and #4?
Both have no-alpha channel, and a black background? Or is there something
else? I admit that I did not entirely understand your explanation there...

Thomas


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