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000122_owner-lightwave-l _Mon Jul 11 17:17:20 1994.msg
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From: Xenon@arcticus.burner.com (Christopher Eric Hanson) ()
To: lightwave-l@netcom.com
Subject: Re: Z-buffer
Sender: owner-lightwave-l@netcom.com
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Reply-To: lightwave-l@netcom.com
In article <199407051749.KAA02942@netcom3.netcom.com> shf@netcom.netcom.com (Stuart Ferguson) writes:
> [Chris describes Z-buffer compositing.]
> How do you antialias edges between new objects and objects intersecting
> them in the Z-buffer?
Somewhat, you cheat. You render all of your subpixel samples in LW, and
determine how many of those subpixels are obscured by the WCS superpixel,
mix the LW superpixel with the WCS superpixel in that (obscured to revealed)
ratio.
> - Stuart
Chris - Xenon
--
Xenon@arcticus.burner.com = Chris Hanson | Lord Xenon | Kelson Haldane
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