POV-Ray : Newsgroups : povray.general : Making Background transparent... : Re: Making Background transparent... Server Time
9 Aug 2024 09:07:45 EDT (-0400)
  Re: Making Background transparent...  
From: PoD
Date: 24 Sep 2000 15:20:58
Message: <39CE5416.C4038215@merlin.net.au>
Peter Popov wrote:
> 
> On Sun, 24 Sep 2000 01:18:33 +0200, "Rune" <run### [at] inamecom>
> wrote:
> 
> >When you have turned the alpha channel on in POV-Ray, one must expect it to
> >be first priority that the image works correctly *with* alpha channel
> >support.
> 
> Rune, the way POV works *is* the correct way. If you don't like it,
> you can always remove the black/white matte or defringe it in
> PhotoShop. It will take care of removing the leftovers from the
> background based on the alpha channel intensity.
> 

At the edges of objects the rgb values of the object are AAed with the
background colour.  When I turn on transparency, it's because I want the
background to represent _nothing_, how can nothing have a colour?  There
should be no leftovers to remove.

PoD.


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