Method and system for improved per-pixel shading in a computer graphics system
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United States of America Patent
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Sep 2, 2003
Grant Date -
N/A
app pub date -
Jan 18, 2001
filing date -
Jan 18, 2001
priority date (Note) -
Expired
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Abstract
A method for shading polygon surfaces in a real time rendering system. Providing at least one polygon surface to be shaded. The polygon surface having a plurality of pixels and including at least one surface angle. Providing at least one point light source. Calculating using computer hardware, for substantially each drawn pixel of said polygon surface, a substantially normalized 3D surface direction vector and a 3D point light vector.
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