JP4066585B2 - 図形作成方法 - Google Patents

図形作成方法 Download PDF

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Publication number
JP4066585B2
JP4066585B2 JP2000017876A JP2000017876A JP4066585B2 JP 4066585 B2 JP4066585 B2 JP 4066585B2 JP 2000017876 A JP2000017876 A JP 2000017876A JP 2000017876 A JP2000017876 A JP 2000017876A JP 4066585 B2 JP4066585 B2 JP 4066585B2
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JP
Japan
Prior art keywords
vertex
bezier curve
original image
pointing device
image
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP2000017876A
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English (en)
Japanese (ja)
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JP2001209816A5 (enExample
JP2001209816A (ja
Inventor
洋一 堀井
洋之 野村
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2000017876A priority Critical patent/JP4066585B2/ja
Priority to US09/514,283 priority patent/US6549205B1/en
Publication of JP2001209816A publication Critical patent/JP2001209816A/ja
Publication of JP2001209816A5 publication Critical patent/JP2001209816A5/ja
Application granted granted Critical
Publication of JP4066585B2 publication Critical patent/JP4066585B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/20—Drawing from basic elements, e.g. lines or circles
    • G06T11/203—Drawing of straight lines or curves
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T13/00—Animation
    • G06T13/80—2D [Two Dimensional] animation, e.g. using sprites

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Processing Or Creating Images (AREA)
  • Image Generation (AREA)
JP2000017876A 2000-01-24 2000-01-24 図形作成方法 Expired - Fee Related JP4066585B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2000017876A JP4066585B2 (ja) 2000-01-24 2000-01-24 図形作成方法
US09/514,283 US6549205B1 (en) 2000-01-24 2000-02-28 Method of drawing shapes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000017876A JP4066585B2 (ja) 2000-01-24 2000-01-24 図形作成方法

Publications (3)

Publication Number Publication Date
JP2001209816A JP2001209816A (ja) 2001-08-03
JP2001209816A5 JP2001209816A5 (enExample) 2005-07-07
JP4066585B2 true JP4066585B2 (ja) 2008-03-26

Family

ID=18544805

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000017876A Expired - Fee Related JP4066585B2 (ja) 2000-01-24 2000-01-24 図形作成方法

Country Status (2)

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US (1) US6549205B1 (enExample)
JP (1) JP4066585B2 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6658147B2 (en) * 2001-04-16 2003-12-02 Parascript Llc Reshaping freehand drawn lines and shapes in an electronic document
US7116327B2 (en) * 2004-08-31 2006-10-03 A{grave over (g)}fa Corporation Methods for generating control points for cubic bezier curves
US7405733B2 (en) * 2005-03-24 2008-07-29 Autodesk Canada Co. Spline drawing in a computer-implemented graphics program
US20070239696A1 (en) * 2006-03-28 2007-10-11 Microsoft Corporation Interactive relational graphic solutions
US8248419B2 (en) * 2009-04-21 2012-08-21 Sony Corporation Entertainment Inc. Generation of cubic Bezier control points in computer graphics systems
US9489770B2 (en) * 2014-05-26 2016-11-08 Tatsuya Iwamoto Method for generating quartic bezier triangle patches from triangle mesh for computer graphics
CN105225260B (zh) * 2015-09-25 2019-01-08 中国电子科技集团公司第三十二研究所 一种手写原笔迹实现方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3189276B2 (ja) * 1990-09-12 2001-07-16 ブラザー工業株式会社 データ変換装置
US5363479A (en) * 1992-07-02 1994-11-08 Microsoft Corporation System and method for rendering bezier splines
US5367617A (en) * 1992-07-02 1994-11-22 Microsoft Corporation System and method of hybrid forward differencing to render Bezier splines

Also Published As

Publication number Publication date
JP2001209816A (ja) 2001-08-03
US6549205B1 (en) 2003-04-15

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