CA1312683C - Methode de dessin pour systeme graphique - Google Patents

Methode de dessin pour systeme graphique

Info

Publication number
CA1312683C
CA1312683C CA000586151A CA586151A CA1312683C CA 1312683 C CA1312683 C CA 1312683C CA 000586151 A CA000586151 A CA 000586151A CA 586151 A CA586151 A CA 586151A CA 1312683 C CA1312683 C CA 1312683C
Authority
CA
Canada
Prior art keywords
pixel
framebuffer
array
accessed
update
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
CA000586151A
Other languages
English (en)
Inventor
Brian Kelleher
Thomas C. Furlong
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.)
Digital Equipment Corp
Original Assignee
Digital Equipment Corp
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 Digital Equipment Corp filed Critical Digital Equipment Corp
Application granted granted Critical
Publication of CA1312683C publication Critical patent/CA1312683C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
    • G09G5/39—Control of the bit-mapped memory
    • G09G5/393—Arrangements for updating the contents of the bit-mapped memory

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Image Generation (AREA)
CA000586151A 1987-12-18 1988-12-16 Methode de dessin pour systeme graphique Expired - Fee Related CA1312683C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13477387A 1987-12-18 1987-12-18
US135,773 1987-12-18

Publications (1)

Publication Number Publication Date
CA1312683C true CA1312683C (fr) 1993-01-12

Family

ID=22464928

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000586151A Expired - Fee Related CA1312683C (fr) 1987-12-18 1988-12-16 Methode de dessin pour systeme graphique

Country Status (4)

Country Link
EP (1) EP0349630A1 (fr)
JP (1) JPH02500142A (fr)
CA (1) CA1312683C (fr)
WO (1) WO1989006031A2 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5251296A (en) * 1990-03-16 1993-10-05 Hewlett-Packard Company Methods and apparatus for generating arbitrarily addressed, arbitrarily shaped tiles in computer graphics systems
GB9009127D0 (en) * 1990-04-24 1990-06-20 Rediffusion Simulation Ltd Image generator
FR2666165B1 (fr) * 1990-08-23 1995-02-03 Sextant Avionique Procede de presentation d'images sur un ecran matriciel et systeme pour la mise en óoeuvre du procede.
WO1992012496A1 (fr) * 1991-01-09 1992-07-23 Du Pont Pixel Systems Limited Systeme informatique presentant des capacites de traitement d'images et de graphismes ameliorees
US5774133A (en) * 1991-01-09 1998-06-30 3Dlabs Ltd. Computer system with improved pixel processing capabilities
WO1997039437A1 (fr) * 1996-04-12 1997-10-23 Intergraph Corporation Tampon de trames video a vitesse elevee utilisant des puces memoires a port unique ou les valeurs d'intensite des pixels destines aux zones d'affichage sont stockees au niveau d'adresses consecutives de blocs memoires
US6278645B1 (en) 1997-04-11 2001-08-21 3Dlabs Inc., Ltd. High speed video frame buffer
CN1950846A (zh) * 2004-04-29 2007-04-18 皇家飞利浦电子股份有限公司 图像处理设备和方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4590465A (en) * 1982-02-18 1986-05-20 Henry Fuchs Graphics display system using logic-enhanced pixel memory cells
JPS61261779A (ja) * 1985-05-14 1986-11-19 インタ−ナショナル　ビジネス　マシ−ンズ・コ−ポレ−ション 二次曲線信号発生装置
JP2737898B2 (ja) * 1986-01-20 1998-04-08 富士通株式会社 ベクトル描画装置

Also Published As

Publication number Publication date
JPH02500142A (ja) 1990-01-18
EP0349630A1 (fr) 1990-01-10
WO1989006031A3 (fr) 1989-07-13
WO1989006031A2 (fr) 1989-06-29

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Legal Events

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