POV-Ray : Newsgroups : povray.binaries.images : Stock colors and assumed_gamma 1 in POV-Ray 3.6 : Re: Stock colors and assumed_gamma 1 in POV-Ray 3.6 Server Time
24 May 2024 15:01:14 EDT (-0400)
  Re: Stock colors and assumed_gamma 1 in POV-Ray 3.6  
From: jr
Date: 18 Oct 2020 04:15:00
Message: <web.5f8bf8da76c60ba8a8a81eb0@news.povray.org>
"hi,

Kenneth" <kdw### [at] gmailcom> wrote:
> "jr" <cre### [at] gmailcom> wrote:
> > "Kenneth" <kdw### [at] gmailcom> wrote:
> > > ...
> > > Our computers/monitors have an intrinsic built-in  'gamma' of generally around
> > > 2.2. That computer gamma is the curved "CRT gamma line" in the diagram. The
> > > straight line represents color values fed to the display.
> >
> > monitors tend to have an OSD where colour "profiles" can be selected; eg I can
> > choose from 9300K, 6500K, custom, and srgb.  so should I (continue to) go with
> > 'srgb' and use 'assumed_gamma 1' in all my scenes, or...?
> >
> >
> I wish I had a monitor like yours, with more sophisticated controls; mine is
> currently a cheap LED-backlit LCD 'TV'. It doesn't have choices like 6500K etc,
> just the dumb 'consumer' choices like 'sports', 'movies', 'baseball'(!), etc.,

you probably don't.  :-)  the monitor is years old and, by today's standards,
quite small (1280x1024).  (it's a 17" Hewlett Packard, model HP1702.  there's


and thanks for the Eizo link.  apparently, "movies" == 6500K.

> ... I wish I could be more helpful.

you were!  (as was Cousin Ricky's post)


regards, jr.


Post a reply to this message

Copyright 2003-2023 Persistence of Vision Raytracer Pty. Ltd.