FR2615020B1 - Procede et dispositif pour reproduire des vecteurs en utilisant des parametres de bresenham - Google Patents
Procede et dispositif pour reproduire des vecteurs en utilisant des parametres de bresenhamInfo
- Publication number
- FR2615020B1 FR2615020B1 FR8806126A FR8806126A FR2615020B1 FR 2615020 B1 FR2615020 B1 FR 2615020B1 FR 8806126 A FR8806126 A FR 8806126A FR 8806126 A FR8806126 A FR 8806126A FR 2615020 B1 FR2615020 B1 FR 2615020B1
- Authority
- FR
- France
- Prior art keywords
- bresenham
- reproducing
- vectors
- parameters
- reproducing vectors
- 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
Links
- 239000013598 vector Substances 0.000 title 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/20—Function-generator circuits, e.g. circle generators line or curve smoothing circuits
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Image Generation (AREA)
- Controls And Circuits For Display Device (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/047,693 US4855935A (en) | 1987-05-08 | 1987-05-08 | Method and apparatus for rendering vectors using bresenham parameters |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2615020A1 FR2615020A1 (fr) | 1988-11-10 |
| FR2615020B1 true FR2615020B1 (fr) | 1994-04-01 |
Family
ID=21950409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8806126A Expired - Fee Related FR2615020B1 (fr) | 1987-05-08 | 1988-05-06 | Procede et dispositif pour reproduire des vecteurs en utilisant des parametres de bresenham |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4855935A (fr) |
| JP (1) | JP2777891B2 (fr) |
| CA (1) | CA1302597C (fr) |
| DE (1) | DE3815361C2 (fr) |
| FR (1) | FR2615020B1 (fr) |
| GB (1) | GB2204469B (fr) |
| HK (1) | HK90992A (fr) |
| SG (1) | SG39492G (fr) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2752975B2 (ja) * | 1987-09-25 | 1998-05-18 | 株式会社東芝 | 3次曲線プロット方法 |
| US4988984A (en) * | 1988-10-31 | 1991-01-29 | International Business Machines Corporation | Image interpolator for an image display system |
| US5179647A (en) * | 1989-01-09 | 1993-01-12 | Sun Microsystem, Inc. | Method and apparatus for implementing adaptive forward differencing using integer arithmetic |
| GB2228597A (en) * | 1989-02-27 | 1990-08-29 | Ibm | Data processor with conditional instructions |
| JPH0776991B2 (ja) * | 1989-10-24 | 1995-08-16 | インターナショナル・ビジネス・マシーンズ・コーポレーション | Nurbsデータ変換方法及び装置 |
| US5317682A (en) * | 1989-10-24 | 1994-05-31 | International Business Machines Corporation | Parametric curve evaluation method and apparatus for a computer graphics display system |
| GB9003922D0 (en) * | 1990-02-21 | 1990-04-18 | Crosfield Electronics Ltd | Image display apparatus and method |
| US5408598A (en) * | 1991-05-23 | 1995-04-18 | International Business Machines Corporation | Method for fast generation of parametric curves employing a pre-calculated number of line segments in accordance with a determined error threshold |
| US5276790A (en) * | 1991-07-12 | 1994-01-04 | Destiny Technology Corporation | Fast vertical scan-conversion and filling method and apparatus for outline font character generation in dot matrix devices |
| JPH0589251A (ja) * | 1991-07-12 | 1993-04-09 | Sony Corp | 画像の描画装置 |
| US5428728A (en) * | 1991-09-30 | 1995-06-27 | Destiny Technology Corporation | Method and apparatus for outline font character generation in dot matrix devices |
| US5355449A (en) * | 1991-09-30 | 1994-10-11 | Destiny Technology Corporation | Method and apparatus for outline font character generation in dot matrix devices |
| US5325477A (en) * | 1991-12-02 | 1994-06-28 | Xerox Corporation | Method and apparatus for generating and displaying freeform strokes |
| US5592599A (en) * | 1991-12-18 | 1997-01-07 | Ampex Corporation | Video special effects system with graphical operator interface |
| US5341467A (en) * | 1991-12-30 | 1994-08-23 | Xerox Corporation | Method and apparatus for generating and displaying freeform strokes of varying or constant width using adaptive forward differencing |
| US5613053A (en) | 1992-01-21 | 1997-03-18 | Compaq Computer Corporation | Video graphics controller with automatic starting for line draws |
| ATE137040T1 (de) * | 1992-01-21 | 1996-05-15 | Compaq Computer Corp | Graphische videokontrolleinheit mit verbesserten rechenfaehigkeiten |
| US5333250A (en) * | 1992-06-22 | 1994-07-26 | International Business Machines Corporation | Method and apparatus for drawing antialiased lines on a raster display |
| US5297244A (en) * | 1992-09-22 | 1994-03-22 | International Business Machines Corporation | Method and system for double error antialiasing in a computer display system |
| US5488698A (en) * | 1992-11-05 | 1996-01-30 | Oliver; David C. | Rasterization of line segments using difference vectors |
| US5739820A (en) * | 1992-11-19 | 1998-04-14 | Apple Computer Inc. | Method and apparatus for specular reflection shading of computer graphic images |
| US5969699A (en) * | 1996-10-08 | 1999-10-19 | Kaiser Aerospace & Electronics Company | Stroke-to-stroke |
| US6674435B1 (en) * | 1998-09-16 | 2004-01-06 | Texas Instruments Incorporated | Fast, symmetric, integer bezier curve to polygon conversion |
| US7006094B2 (en) | 2002-04-24 | 2006-02-28 | Seiko Epson Corporation | Method and apparatus for filling an image on a display screen |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2479622B1 (fr) * | 1980-03-28 | 1985-08-23 | Sfena | Procede de lissage des courbes generees par balayage de television |
| US4386349A (en) * | 1981-04-28 | 1983-05-31 | Sperry Corporation | High resolution graphics smoothing |
| JPS59149541A (ja) * | 1983-01-28 | 1984-08-27 | Toshiba Corp | 処理条件コード生成/設定方式 |
| US4586037A (en) * | 1983-03-07 | 1986-04-29 | Tektronix, Inc. | Raster display smooth line generation |
| DE3376594D1 (en) * | 1983-12-22 | 1988-06-16 | Ibm | Area filling hardware for a colour graphics frame buffer |
| JPS60191293A (ja) * | 1984-03-12 | 1985-09-28 | ダイキン工業株式会社 | Crtデイスプレイ装置の高速直線補間回路 |
| US4648049A (en) * | 1984-05-07 | 1987-03-03 | Advanced Micro Devices, Inc. | Rapid graphics bit mapping circuit and method |
| US4677573A (en) * | 1984-05-15 | 1987-06-30 | International Business Machines Corporation | Hardware generation of styled vectors in a graphics system |
| US4736330A (en) * | 1984-09-04 | 1988-04-05 | Capowski Joseph J | Computer graphics display processor for generating dynamic refreshed vector images |
| US4660028A (en) * | 1984-11-01 | 1987-04-21 | Microtel Limited | Stroke-vector character generator |
-
1987
- 1987-05-08 US US07/047,693 patent/US4855935A/en not_active Expired - Lifetime
-
1988
- 1988-04-28 GB GB8810146A patent/GB2204469B/en not_active Expired - Fee Related
- 1988-05-05 DE DE3815361A patent/DE3815361C2/de not_active Expired - Fee Related
- 1988-05-06 CA CA000566228A patent/CA1302597C/fr not_active Expired - Fee Related
- 1988-05-06 FR FR8806126A patent/FR2615020B1/fr not_active Expired - Fee Related
- 1988-05-09 JP JP63110641A patent/JP2777891B2/ja not_active Expired - Lifetime
-
1992
- 1992-04-08 SG SG394/92A patent/SG39492G/en unknown
- 1992-11-19 HK HK909/92A patent/HK90992A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CA1302597C (fr) | 1992-06-02 |
| FR2615020A1 (fr) | 1988-11-10 |
| JPS6441078A (en) | 1989-02-13 |
| GB2204469B (en) | 1991-11-06 |
| GB2204469A (en) | 1988-11-09 |
| SG39492G (en) | 1992-06-12 |
| HK90992A (en) | 1992-11-27 |
| DE3815361A1 (de) | 1988-11-24 |
| DE3815361C2 (de) | 1997-07-17 |
| GB8810146D0 (en) | 1988-06-02 |
| JP2777891B2 (ja) | 1998-07-23 |
| US4855935A (en) | 1989-08-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |