TW376489B - Method and apparatus for rendering cubic curves - Google Patents
Method and apparatus for rendering cubic curvesInfo
- Publication number
- TW376489B TW376489B TW087115833A TW87115833A TW376489B TW 376489 B TW376489 B TW 376489B TW 087115833 A TW087115833 A TW 087115833A TW 87115833 A TW87115833 A TW 87115833A TW 376489 B TW376489 B TW 376489B
- Authority
- TW
- Taiwan
- Prior art keywords
- curve
- control points
- rendering
- cubic
- sets
- Prior art date
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)
- Processing Or Creating Images (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10151104A JPH11345344A (ja) | 1998-06-01 | 1998-06-01 | 3次曲線を与える方法及び装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
TW376489B true TW376489B (en) | 1999-12-11 |
Family
ID=15511443
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW087115833A TW376489B (en) | 1998-06-01 | 1998-09-23 | Method and apparatus for rendering cubic curves |
Country Status (6)
Country | Link |
---|---|
US (1) | US6295072B1 (zh) |
JP (1) | JPH11345344A (zh) |
CN (1) | CN1106621C (zh) |
MY (1) | MY116776A (zh) |
SG (1) | SG71156A1 (zh) |
TW (1) | TW376489B (zh) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19901934C2 (de) * | 1999-01-19 | 2001-07-19 | Heidelberger Druckmasch Ag | Verfahren zur Erzeugung eines Rahmens für grafische Objekte, die durch Bezier-Kurven beschrieben sind |
US20050156930A1 (en) * | 2004-01-20 | 2005-07-21 | Matsushita Electric Industrial Co., Ltd. | Rendering device and rendering method |
US8068103B2 (en) * | 2004-06-24 | 2011-11-29 | Apple Inc. | User-interface design |
US7116327B2 (en) * | 2004-08-31 | 2006-10-03 | A{grave over (g)}fa Corporation | Methods for generating control points for cubic bezier curves |
US20070239696A1 (en) * | 2006-03-28 | 2007-10-11 | Microsoft Corporation | Interactive relational graphic solutions |
US7930902B2 (en) * | 2006-06-26 | 2011-04-26 | Emhart Glass S.A. | Mechanism for conveying an article |
US7952580B1 (en) | 2007-08-31 | 2011-05-31 | Adobe Systems Incorporated | Classification of exterior and interior triangles for artwork rendering |
US8068106B1 (en) | 2007-08-31 | 2011-11-29 | Adobe Systems Incorporated | Rendering cubic Bézier curves as quadratic curves using a GPU |
US7928984B1 (en) | 2007-08-31 | 2011-04-19 | Adobe Systems Incorporated | Efficient data packaging for rendering bézier curves on a GPU |
US8044955B1 (en) | 2007-08-31 | 2011-10-25 | Adobe Systems Incorporated | Dynamic tessellation spreading for resolution-independent GPU anti-aliasing and rendering |
US7868887B1 (en) | 2007-10-18 | 2011-01-11 | Adobe Systems Incorporated | Rendering rational quadratic Bézier curves on a GPU |
CN101796546B (zh) * | 2007-10-30 | 2012-12-12 | 国立大学法人横滨国立大学 | 插补处理方法以及插补处理装置 |
US8248419B2 (en) * | 2009-04-21 | 2012-08-21 | Sony Corporation Entertainment Inc. | Generation of cubic Bezier control points in computer graphics systems |
US20110285736A1 (en) | 2010-05-21 | 2011-11-24 | Kilgard Mark J | Decomposing cubic bèzier segments for tessellation-free stencil filling |
JPWO2012140910A1 (ja) * | 2011-04-15 | 2014-07-28 | パナソニック株式会社 | 曲線描画装置、曲線描画方法、曲線描画プログラム及び集積回路 |
US20130018636A1 (en) * | 2011-07-14 | 2013-01-17 | Microsoft Corporation | Quadratic approximate offset curves for quadratic curve segments |
CN102999930B (zh) * | 2011-09-15 | 2015-11-25 | 汉王科技股份有限公司 | 一种电子笔迹线条描绘方法及装置 |
CN103390283B (zh) * | 2012-05-09 | 2017-10-31 | 腾讯科技(深圳)有限公司 | 绘制平行曲线的方法和设备 |
KR101980200B1 (ko) | 2012-07-12 | 2019-05-20 | 삼성전자주식회사 | 베이지어 커브에 대한 타일 비닝을 수행하는 그래픽 처리 장치 및 방법 |
CN102903134B (zh) * | 2012-09-13 | 2016-05-04 | 烽火通信科技股份有限公司 | 快速绘制多次曲线的方法 |
US9965446B1 (en) * | 2013-07-19 | 2018-05-08 | Amazon Technologies, Inc. | Formatting a content item having a scalable object |
US10347016B2 (en) * | 2016-01-12 | 2019-07-09 | Monotype Imaging Inc. | Converting font contour curves |
US10936792B2 (en) | 2017-12-21 | 2021-03-02 | Monotype Imaging Inc. | Harmonizing font contours |
CN110347357B (zh) * | 2019-07-15 | 2020-12-04 | 北大方正集团有限公司 | 打印处理方法和装置 |
CN113379873B (zh) * | 2021-08-11 | 2021-11-09 | 北京赛目科技有限公司 | 一种道路曲线确定方法、装置、电子设备 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8300872A (nl) * | 1983-03-10 | 1984-10-01 | Philips Nv | Multiprocessor-rekenmachinesysteem voor het tot een gekleurde afbeelding verwerken van in een hierarchische datastruktuur gedefinieerde objekt-elementen. |
JPH0458378A (ja) | 1990-06-28 | 1992-02-25 | Mitsubishi Heavy Ind Ltd | ベジエ曲線を分割して展開する方法 |
JP3327622B2 (ja) | 1992-04-29 | 2002-09-24 | キヤノン株式会社 | ベジェスプラインから2次多項式フラグメントへの変換 |
US5363479A (en) | 1992-07-02 | 1994-11-08 | Microsoft Corporation | System and method for rendering bezier splines |
JP3287685B2 (ja) | 1994-02-02 | 2002-06-04 | キヤノン株式会社 | データ変換装置及び方法 |
US5638503A (en) | 1994-07-07 | 1997-06-10 | Adobe Systems, Inc. | Method and apparatus for generating bitmaps from outlines containing bezier curves |
US5995109A (en) * | 1997-04-08 | 1999-11-30 | Lsi Logic Corporation | Method for rendering high order rational surface patches |
-
1998
- 1998-06-01 JP JP10151104A patent/JPH11345344A/ja active Pending
- 1998-09-21 US US09/157,422 patent/US6295072B1/en not_active Expired - Fee Related
- 1998-09-22 SG SG1998003804A patent/SG71156A1/en unknown
- 1998-09-23 TW TW087115833A patent/TW376489B/zh active
- 1998-09-25 MY MYPI98004425A patent/MY116776A/en unknown
- 1998-11-18 CN CN98122411.3A patent/CN1106621C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
SG71156A1 (en) | 2000-03-21 |
CN1106621C (zh) | 2003-04-23 |
CN1237739A (zh) | 1999-12-08 |
MY116776A (en) | 2004-03-31 |
US6295072B1 (en) | 2001-09-25 |
JPH11345344A (ja) | 1999-12-14 |
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