POV-Ray : Newsgroups : povray.general : Anti-aliasing option. : Re: Anti-aliasing option. Server Time
6 Aug 2024 08:18:20 EDT (-0400)
  Re: Anti-aliasing option.  
From: Hermann Voßeler
Date: 10 Jun 2002 16:31:21
Message: <3D050A47.8090801@webcon.de>
> Warp wrote:
>>  I think that it would require that if the ray hits the object
>>which has to be antialieased for the first time in the current line,
>>we have to go back one pixel and render it again antialiased.
>>And thinking about it, it would also require rendering the same pixel
>>in the previous line again the first time we hit the object
>>vertically.

John VanSickle wrote:
> This would be an issue with sampling method 2.  Sampling method 1
> doesn't worry as much about neighboring pixels.

No, to the contrary: method 1 has to go back if it detects a need of AA.
method 2 always keeps the current and the last generation of pixels
(of a square) and thus is always prepared for kicking in the AA.


Regards,
Hermann


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