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Techniques for pointing to locations within a volumetric display

  • US 7,701,441 B2
  • Filed: 10/12/2007
  • Issued: 04/20/2010
  • Est. Priority Date: 01/25/2002
  • Status: Active Grant
First Claim
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1. A volumetric display method, comprising:

  • producing a three-dimensional scene in a volumetric display; and

    producing a three-dimensional pointer with an input device for an object in the display by mapping from an input device position into the display independent of scene content and display mechanism, the input device defined only exterior of volumetric display contents of the volumetric display and the mapping responsive to movement of the input device outside the volumetric display and determined by a digitizer situated exterior to the volumetric display, the pointer selecting objects within the display within a specified and variable distance from the pointer using a spatial nearest neighbor heuristic.

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