POV-Ray: Newsgroups: povray.general: Feature request: don't recalculate pixels (and possible AA change): Re: Feature request: don't recalculate pixels (and possible AA change)

POV-Ray : Newsgroups : povray.general : Feature request: don't recalculate pixels (and possible AA change) : Re: Feature request: don't recalculate pixels (and possible AA change)		Server Time 5 Aug 2024 16:16:37 EDT (-0400)

From: TinCanMan
Date: 28 Aug 2002 15:09:53
Message: <3d6d2001$1@news.povray.org>

> huge improvement; every rendering pass after the first one would be
> twice as fast!

I think this should only be 33% as fast if I understand it.  For each new
pass you would calculate 3 new pixels + reuse one old one for every square
of 4 pixels.   4/3=1.33

-tgq

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