发明公开
EP0199160A2 Method for generating a circular or elliptic arc
失效
Verfahren zum Generieren eineskreisförmigenoder ovalischen Bogens。
- 专利标题: Method for generating a circular or elliptic arc
- 专利标题(中): Verfahren zum Generieren eineskreisförmigenoder ovalischen Bogens。
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申请号: EP86104603.5申请日: 1986-04-04
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公开(公告)号: EP0199160A2公开(公告)日: 1986-10-29
- 发明人: Miyazawa, Atsushi
- 申请人: International Business Machines Corporation
- 申请人地址: Old Orchard Road Armonk, N.Y. 10504 US
- 专利权人: International Business Machines Corporation
- 当前专利权人: International Business Machines Corporation
- 当前专利权人地址: Old Orchard Road Armonk, N.Y. 10504 US
- 代理机构: Mönig, Anton, Dipl.-Ing.
- 优先权: JP89088/85 19850426
- 主分类号: G09G1/16
- IPC分类号: G09G1/16 ; G06K15/22
摘要:
Disclosed is a method for generating a circular or elliptic are, especially adapted for use in a scan concersion painting method. A modified DDA method has been provided. whereby each of the intersections between scan lines and curves concerned is represented by a single point.
公开/授权文献
- EP0199160B1 Method for generating a circular or elliptic arc 公开/授权日:1992-11-11
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