×

Interactive triangulated irregular network (TIN) surfaces design

  • US 7,561,990 B2
  • Filed: 09/29/2004
  • Issued: 07/14/2009
  • Est. Priority Date: 09/29/2003
  • Status: Active Grant
First Claim
Patent Images

1. A method for updating a drawing surface in a CAD/GIS computer application, comprising:

  • displaying a drawing surface in a CAD/GIS application;

    performing a surface edit operation on the drawing surface;

    determining if an automatic rebuild option is active;

    dynamically and automatically rebuilding the drawing surface to reflect the surface edit operation if the automatic rebuild option is active; and

    flagging the drawing surface as out-of-date if the automatic rebuild option is inactive.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×