POV-Ray : Newsgroups : povray.programming : Apply gamma correction after antialiasing : Re: Apply gamma correction after antialiasing Server Time
6 Oct 2024 13:49:12 EDT (-0400)
  Re: Apply gamma correction after antialiasing  
From: Christoph Hormann
Date: 27 Nov 2002 15:48:35
Message: <3DE52F9F.EC60356F@gmx.de>
"Anders K." wrote:
> 
> POV-Ray currently applies gamma correction before antialiasing, while it
> should be applied after antialiasing, since averaging of colors must be done
> in a linear color space. For a sample picture that make this problem very
> obvious, see the thread "Anti-Aliasing Problem including sample image (58k)"
> in povray.binaries.images.

Just for the record: although such a change is surely a good idea this
does not mean the linear interpolation of colors in rgb space is the
optimal solution for color blending problems.  Despite such a change
unwanted colors may still occur.

Christoph

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