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Force feedback applications based on cursor engagement with graphical targets

  • US 20020050978A1
  • Filed: 11/13/2001
  • Published: 05/02/2002
  • Est. Priority Date: 12/13/1995
  • Status: Active Grant
First Claim
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1. A method of providing a click surface in a graphical environment implemented on a host computer for use with a force feedback interface device coupled to said host computer, the method comprising:

  • determining when a click surface of a graphical object displayed in a graphical environment is contacted by a user-controlled graphical object, said user-controlled graphical object being displayed at a position corresponding to a position of a physical user object of said interface device grasped by a user and moveable in a degree of freedom;

    outputting a force opposing movement of said user object in a direction corresponding to movement into said click surface and into said graphical object; and

    when said user object has moved to or past a trigger position past said contact with said click surface, sending a command gesture signal to said host computer indicating said graphical object has been selected as if a physical input device on said user object had been activated by said user.

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