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Article #15

Re: comp.graphics.research

#15
From: C D Osland
Date: Fri, 18 Dec 1992 22:17
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On 17 Dec 92 02:17:16 GMT <chrisg@COM.COMMODORE.CBM.CBMVAX> said:
>
>	Has anyone ever attempted to take advantage of the
>"infinite-frame-rate" of raster scan devices, particularly video?
>What I mean by this to render your animation with the knowledge
>that each pixel is (for instance) 35ns later than the preceeding
>pixel, and that each scan-line is ~63uS later than the preceeding
>one. Given appropriate temporal filtering, and a general enough
>4-d ray-tracer, shouldn't this provide a potential for improved
>quality? Is anyone familiar with any research or applications
>of this? I'm familiar with Don Mitchell's paper on interlace
>and chroma filtering for video.

I don't get your point.  Spatial anti-aliasing deals with the
2D image, which can be viewed as a projection of the 3D scene.
Temporal anti-aliasing is otherwise known as motion-blurring.
I don't see how extra quality can be achieved by further
work that regards the dimensions as equivalent.  That may be my
problem!?

Chris Osland
Atlas Video Facility
Rutherford Appleton Laboratory, UK

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From: CDO@ib.rl.ac.uk (C D Osland)
Newsgroups: comp.graphics.research
Subject: Re: comp.graphics.research
Message-ID: <11578@sun13.scri.fsu.edu>
Date: 18 Dec 92 22:17:47 GMT
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