Method and apparatus for direct and interactive ray tracing of a subdivision surface

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United States of America Patent

PATENT NO 9805498
SERIAL NO

14615804

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Abstract

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An apparatus and method are described for ray tracing. In particular, one embodiment of an apparatus for ray tracing comprises: feature adaptive subdivision logic to analyze faces on a subdivision surface and to responsively identify the faces as being of a first type or a second type, the feature adaptive subdivision logic to employ a first set of processing techniques to faces of the first type to generate a first patch type and to employ a second set of processing techniques to faces of the second type to generate a second patch type; and ray intersection determination logic to determine an intersection point between a ray and each of the patches of the first patch type and the second patch type.

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Patent Owner(s)

  • INTEL CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fu, Sheng Redwood City, US 12 23

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