Anti-aliased rendering

Details Anti-aliased rendering Anti-aliased rendering

2007-05-31

2010-06-08

Sajous, Wesner (Department: 2628)

Computer graphics processing and selective visual display system

Computer graphics processing

Attributes

C345S428000, C345S606000, C345S611000, C345S619000, C382S162000, C382S254000, C382S266000, C382S300000

Reexamination Certificate

active

07733354

ABSTRACT:
Methods, systems and apparatus, including computer program products, for anti-aliased rendering. A plurality of objects is received. Each object in the plurality of objects is depth-ordered. Each object is rendered from back to front into a plurality of pixels. Each pixel in the plurality of pixels has a respective color value. The rendering includes selecting an object from the plurality of objects. Respective alpha values are determined for first pixels in the plurality of pixels based on coverage of the first pixels by the selected object. The respective color value of each of the first pixels is attenuated based on the respective alpha values. The respective color value of each of the first pixels is added to based on the respective alpha values and one or more color properties associated with the selected object.

REFERENCES:
patent: 7280119 (2007-10-01), Leather et al.
patent: 7280121 (2007-10-01), Nakahashi et al.
patent: 2007/0165035 (2007-07-01), Duluk et al.

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