Texture mapping for computer graphics display controller system

Patent 5097427 Issued on March 17, 1992. Estimated Expiration Date:

March 26, 2011. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Abstract Claims Description Full Text

Patent References

Method and means for texture display in raster scanned color graphic
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YIQ Computer graphics system
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Inventor: Stock

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Patent #: 4590463
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Inventor: Smollin

Method and apparatus for texture generation
Patent #: 4615013
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Inventor: Yan , et al.

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Inventors

Application

No. 679152 filed on 03/26/1991

US Classes:

345/587MIP map

Examiners

Primary: Herndon, Heather R.

Attorney, Agent or Firm

Schuette; Richard

International Class

G09B 009/08

Abstract

Texture mapping apparatus includes a memory for storing input texture values, interpolators for generating illumination values for sets of display pixels, elements for addressing the memory to generate output texture values, and logic elements for combining the output texture values and the illumination values to generate display color values for each pixel.

Other References

Williams, L., "Pyramidal Parametrics", Computer Graphics, vol. 17, No. 3, Jul. 1983, pp. 1-11
Rogers, D., Procedural Elements for Computer Graphics, McGraw-Hill, 1985, pp. 354-363
Oka, M. et al., "Real-Time Manipulation of Texture-Mapped Surfaces", Computer Graphicsvol. 21, No. 4, Jul. 1987, pp. 181-18