Video display system including graphic layers with sizable, positionable windows and programmable priority
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United States of America Patent
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May 5, 1998
Issued Date -
N/A
app pub date -
Dec 11, 1996
filing date -
Mar 1, 1994
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A graphic video display system including at least one graphic layer having sizable, positionable windows and programmable priority values the sprites having fixed priority values. Portions of graphic layer windows and sprites which overlap with a current horizontal scan line of a video display are written to a line buffer. Overlapping objects are resolved by writing portions of objects overlapping the current horizontal scan line to the line buffer in order of the priority values of the objects.
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Cited Art Landscape
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