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> 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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