POV-Ray : Newsgroups : povray.beta-test : Gamma question : Re: Gamma question Server Time
4 Jul 2024 12:54:26 EDT (-0400)
  Re: Gamma question  
From: Warp
Date: 23 Nov 2009 20:49:18
Message: <4b0b3b9e@news.povray.org>
John Coppens <joh### [at] johncoppenscom> wrote:
> On 23 Nov 2009 11:34:20 -0500
> Warp <war### [at] tagpovrayorg> wrote:

> >   You have to specify the assumed gamma for the image used in the
> > image_map.

> Just asking - isn't the gamma for PNG images defined in the image?

  POV-Ray 3.7 is not yet taking into account the input PNG gamma info
properly, IIRC.

> >   This feature has not yet been implemented. It will be implemented in a
> > future beta.

> Ok, so I'm suspecting to be correct in disabling gamma correction then -
> as the image is the only object I'm interested in (at the moment) is the
> image_map, I have now a 1:1 from input to output.

  You could also use #version 3.6 to make it use the same settings as
POV-Ray 3.6. That will most probably work on the final version of 3.7
as well.

-- 
                                                          - Warp


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