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Method and system for fast clipping of line segments

  • US 8,624,919 B2
  • Filed: 01/17/2013
  • Issued: 01/07/2014
  • Est. Priority Date: 07/03/2008
  • Status: Active Grant
First Claim
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1. An electronic device, comprising:

  • a display; and

    a processor, the processor configured to;

    determine a refresh region and a copy region of a panned frame based on panning increments between the panned frame and a previously rendered frame;

    clip a candidate segment against the refresh region to obtain one or more clipped segments within the refresh region; and

    render the panned frame on the display by rendering the one or more clipped segments in the refresh region of the panned frame and copying a portion of the previously rendered frame to the copy region of the panned frame.

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