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Method and apparatus for generating confidence data

  • US 20030001837A1
  • Filed: 05/20/2002
  • Published: 01/02/2003
  • Est. Priority Date: 05/18/2001
  • Status: Active Grant
First Claim
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1. A method of generating visibility data indicative of the relative visibility of points for at least part of the surface of an object from a viewpoint, said method comprising the steps of:

  • receiving model data defining a plurality of polygons indicative of at least part of the surface of an object for which visibility data is to be determined;

    generating a representation of said object as viewed from said viewpoint wherein the surface of said object viewed from said viewpoint in said representation is rendered utilizing a determined visibility for the corresponding portion of said object as seen from said viewpoint; and

    generating visibility data utilizing said generated representation.

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