HK1013694A1 - Graphics system using quadratic polynomial fragments - Google Patents

Graphics system using quadratic polynomial fragments

Info

Publication number
HK1013694A1
HK1013694A1 HK98114912A HK98114912A HK1013694A1 HK 1013694 A1 HK1013694 A1 HK 1013694A1 HK 98114912 A HK98114912 A HK 98114912A HK 98114912 A HK98114912 A HK 98114912A HK 1013694 A1 HK1013694 A1 HK 1013694A1
Authority
HK
Hong Kong
Prior art keywords
graphics system
quadratic polynomial
polynomial fragments
fragments
quadratic
Prior art date
Application number
HK98114912A
Other languages
English (en)
Inventor
Kia Silverbrook
David William Funk
Simon Robert Walmsley
Original Assignee
Canon Kk
Canon Information Syst Res
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 Canon Kk, Canon Information Syst Res filed Critical Canon Kk
Publication of HK1013694A1 publication Critical patent/HK1013694A1/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Image Generation (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Processing Or Creating Images (AREA)
HK98114912A 1992-04-29 1998-12-22 Graphics system using quadratic polynomial fragments HK1013694A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPL215092 1992-04-29

Publications (1)

Publication Number Publication Date
HK1013694A1 true HK1013694A1 (en) 1999-09-03

Family

ID=3776126

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98114912A HK1013694A1 (en) 1992-04-29 1998-12-22 Graphics system using quadratic polynomial fragments

Country Status (6)

Country Link
US (1) US6124863A (xx)
EP (1) EP0568360B1 (xx)
JP (1) JPH06203169A (xx)
DE (1) DE69325739T2 (xx)
HK (1) HK1013694A1 (xx)
SG (1) SG49154A1 (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4244462A1 (de) * 1992-12-24 1994-06-30 Equicon Software Gmbh Jena Verfahren zur Generierung von ebenen technischen Kurven oder Konturen
US6828985B1 (en) 1998-09-11 2004-12-07 Canon Kabushiki Kaisha Fast rendering techniques for rasterised graphic object based images
JP3966832B2 (ja) 2003-04-28 2007-08-29 株式会社東芝 描画処理装置、及び、描画処理方法
AU2005200948B2 (en) * 2004-03-09 2008-03-06 Canon Kabushiki Kaisha Compositing list caching for a raster image processor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4949281A (en) * 1987-04-23 1990-08-14 H. Berthold Ag Method and apparatus for generating and producing two-dimensional graphic object by polynominal parametric curves
JP2790815B2 (ja) * 1988-08-10 1998-08-27 株式会社リコー 画像データ圧縮方法
DE4000021A1 (de) * 1990-01-02 1991-07-04 Computer Applic Technics Ag Verfahren und vorrichtung zur darstellung von kurven in einem zweidimensionalen raster von bildelementen

Also Published As

Publication number Publication date
EP0568360A2 (en) 1993-11-03
DE69325739D1 (de) 1999-09-02
JPH06203169A (ja) 1994-07-22
EP0568360A3 (en) 1994-05-11
EP0568360B1 (en) 1999-07-28
US6124863A (en) 2000-09-26
SG49154A1 (en) 1998-05-18
DE69325739T2 (de) 1999-12-23

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Legal Events

Date Code Title Description
PF Patent in force
PE Patent expired

Effective date: 20130427