System, method and article of manufacture for shadow mapping

  • US 6,690,372 B2
  • Filed: 12/05/2000
  • Issued: 02/10/2004
  • Est. Priority Date: 05/31/2000
  • Status: Expired due to Term
First Claim
Patent Images

1. A method for performing shading calculations in a graphics pipeline, comprising:

  • performing a first shading calculation in order to generate output;

    saving the output; and

    performing a second shading calculation using the output in order to generate further output;

    wherein the first and second shading calculations together include a plurality of decoupled variables.

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