GB2227147B - Hardware implementation of clipping and inter-coordinate comparison logic - Google Patents

Hardware implementation of clipping and inter-coordinate comparison logic

Info

Publication number
GB2227147B
GB2227147B GB8920728A GB8920728A GB2227147B GB 2227147 B GB2227147 B GB 2227147B GB 8920728 A GB8920728 A GB 8920728A GB 8920728 A GB8920728 A GB 8920728A GB 2227147 B GB2227147 B GB 2227147B
Authority
GB
United Kingdom
Prior art keywords
clipping
inter
hardware implementation
comparison logic
coordinate comparison
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
GB8920728A
Other versions
GB2227147A (en
GB8920728D0 (en
Inventor
Curtis Priem
Chris Malachowsky
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.)
Sun Microsystems Inc
Original Assignee
Sun Microsystems Inc
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 Sun Microsystems Inc filed Critical Sun Microsystems Inc
Publication of GB8920728D0 publication Critical patent/GB8920728D0/en
Publication of GB2227147A publication Critical patent/GB2227147A/en
Priority to GB9317828A priority Critical patent/GB2267803B/en
Application granted granted Critical
Publication of GB2227147B publication Critical patent/GB2227147B/en
Priority to HK76094A priority patent/HK76094A/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/10—Geometric effects
    • G06T15/30—Clipping

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Computer Graphics (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • Image Generation (AREA)
GB8920728A 1989-01-13 1989-09-13 Hardware implementation of clipping and inter-coordinate comparison logic Expired - Fee Related GB2227147B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9317828A GB2267803B (en) 1989-01-13 1993-08-27 Hardware implementation of clipping and inter-coordinate comparison logic
HK76094A HK76094A (en) 1989-01-13 1994-08-04 Hardware implementation of clipping and inter-coordinate comparison logic

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29747589A 1989-01-13 1989-01-13

Publications (3)

Publication Number Publication Date
GB8920728D0 GB8920728D0 (en) 1989-10-25
GB2227147A GB2227147A (en) 1990-07-18
GB2227147B true GB2227147B (en) 1994-04-13

Family

ID=23146475

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8920728A Expired - Fee Related GB2227147B (en) 1989-01-13 1989-09-13 Hardware implementation of clipping and inter-coordinate comparison logic

Country Status (5)

Country Link
KR (1) KR940003610B1 (en)
CA (1) CA1320584C (en)
FR (1) FR2642867B1 (en)
GB (1) GB2227147B (en)
HK (1) HK126494A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2251771B (en) * 1991-01-09 1995-01-25 Du Pont Pixel Systems Computer graphics system with synchronization with display scan
KR100324755B1 (en) * 1999-08-19 2002-02-20 구자홍 Clipping apparatus and method for graphic processor

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2030827A (en) * 1978-10-02 1980-04-10 Ibm Video display terminal with partitioned screen
EP0167797A2 (en) * 1984-07-07 1986-01-15 Daikin Industries, Limited Clip circuit for CRT display unit

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4731606A (en) * 1985-08-02 1988-03-15 International Business Machines Corporation Method for rapid windowing of display information in computer graphics
CA1264878A (en) * 1986-01-21 1990-01-23 Kirk S. Haskell Circle/ellipse generation in a graphics system
JP2541539B2 (en) * 1987-02-13 1996-10-09 日本電気株式会社 Graphic processing device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2030827A (en) * 1978-10-02 1980-04-10 Ibm Video display terminal with partitioned screen
EP0167797A2 (en) * 1984-07-07 1986-01-15 Daikin Industries, Limited Clip circuit for CRT display unit

Also Published As

Publication number Publication date
GB2227147A (en) 1990-07-18
KR900012151A (en) 1990-08-03
KR940003610B1 (en) 1994-04-25
FR2642867A1 (en) 1990-08-10
HK126494A (en) 1994-11-25
FR2642867B1 (en) 1994-01-07
CA1320584C (en) 1993-07-20
GB8920728D0 (en) 1989-10-25

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070913