POV-Ray : Newsgroups : povray.beta-test : the lowest pixel getting dimmed : Re: the lowest pixel getting dimmed Server Time
2 Nov 2024 09:17:28 EDT (-0400)
  Re: the lowest pixel getting dimmed  
From: Anders K 
Date: 22 Dec 2001 10:02:29
Message: <3c24a085$1@news.povray.org>
> I posted an example in p.b-t.b.
> I tested a bit more: If you turn off AA or enlarge the box by "scale 10"
> there are no dimmed pixel anymore.
> Maybe it's something about the "picture a half pixel off"-"bug" or has to
do
> with it beeing fixed (but there's nothing about a change with that or AA
in
> revision.txt). (It's strange that it appears only in the second half.)

Your problem sounds very much like a case of the half-pixel camera bug. That
bug has not been fixed in beta 9. As for it only being visible in the second
half, the AA threshold is playing tricks on you. If you use either +am2 or
+a0.0, the bug is visible through the whole animation.

Anders


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