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Drawing data producing apparatus and drawing data producing method

  • US 5,619,629 A
  • Filed: 10/11/1994
  • Issued: 04/08/1997
  • Est. Priority Date: 10/15/1993
  • Status: Expired due to Term
First Claim
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1. A drawing data producing apparatus comprising:

  • a plurality of sequence tables into which sequence data indicating processing sequences of a plurality of blocks obtained by dividing a picture are written for each object of the picture having addresses corresponding to information in a Z-direction of three dimensional coordinates of representative pixels of the respective blocks; and

    sorting control means for carrying out, in a stepwise manner, sorting in a depth direction (Z-sorting) of a plurality of sequence tables therebetween, so as to produce drawing data by stepwise Z-sorting of the plurality of sequence tables therebetween.

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