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Object based graphics system for rasterizing images in real-time

  • US 5,444,839 A
  • Filed: 04/28/1993
  • Issued: 08/22/1995
  • Est. Priority Date: 04/29/1992
  • Status: Expired due to Term
First Claim
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1. An object based graphics processor comprising:

  • input means for receiving object outlines of an image intended for rasterized display, each said outline comprising at least one object fragment and a corresponding priority level;

    sorting means for sorting said object fragments into a rasterization sequence corresponding to each display line of a raster format;

    reading means for reading said sequence in real-time and calculating object edges, each having one of said priority levels in each said display line; and

    priority means for assigning pixel data values within each said display line based upon the priority level of said object edges, said pixel data values being output from said processor for rasterized display.

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