GB2591585B - Hidden surface removal processing in a graphics processing system - Google Patents

Hidden surface removal processing in a graphics processing system Download PDF

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Publication number
GB2591585B
GB2591585B GB2018843.9A GB202018843A GB2591585B GB 2591585 B GB2591585 B GB 2591585B GB 202018843 A GB202018843 A GB 202018843A GB 2591585 B GB2591585 B GB 2591585B
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GB
United Kingdom
Prior art keywords
hidden surface
surface removal
processing system
graphics processing
removal processing
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.)
Active
Application number
GB2018843.9A
Other versions
GB202018843D0 (en
GB2591585A (en
Inventor
Brigg Robert
Belli Lorenzo
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.)
Imagination Technologies Ltd
Original Assignee
Imagination Technologies Ltd
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 Imagination Technologies Ltd filed Critical Imagination Technologies Ltd
Priority to GB2018843.9A priority Critical patent/GB2591585B/en
Priority claimed from GB1908812.9A external-priority patent/GB2579429B/en
Publication of GB202018843D0 publication Critical patent/GB202018843D0/en
Publication of GB2591585A publication Critical patent/GB2591585A/en
Application granted granted Critical
Publication of GB2591585B publication Critical patent/GB2591585B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • G06T15/40—Hidden part removal
    • G06T15/405—Hidden part removal using Z-buffer
    • 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
    • G06T15/40—Hidden part removal

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Computer Graphics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Generation (AREA)
GB2018843.9A 2019-06-19 2019-06-19 Hidden surface removal processing in a graphics processing system Active GB2591585B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2018843.9A GB2591585B (en) 2019-06-19 2019-06-19 Hidden surface removal processing in a graphics processing system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1908812.9A GB2579429B (en) 2019-06-19 2019-06-19 Primitive fragment processing in the rasterization phase of a graphics processing system
GB2018843.9A GB2591585B (en) 2019-06-19 2019-06-19 Hidden surface removal processing in a graphics processing system

Publications (3)

Publication Number Publication Date
GB202018843D0 GB202018843D0 (en) 2021-01-13
GB2591585A GB2591585A (en) 2021-08-04
GB2591585B true GB2591585B (en) 2022-03-09

Family

ID=74121233

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2018843.9A Active GB2591585B (en) 2019-06-19 2019-06-19 Hidden surface removal processing in a graphics processing system

Country Status (1)

Country Link
GB (1) GB2591585B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7333106B1 (en) * 2003-03-27 2008-02-19 Silicon Motion, Inc. Method and apparatus for Z-buffer operations
WO2018052592A1 (en) * 2016-09-16 2018-03-22 Intel Corporation Method and apparatus for efficient depth prepass

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7333106B1 (en) * 2003-03-27 2008-02-19 Silicon Motion, Inc. Method and apparatus for Z-buffer operations
WO2018052592A1 (en) * 2016-09-16 2018-03-22 Intel Corporation Method and apparatus for efficient depth prepass

Also Published As

Publication number Publication date
GB202018843D0 (en) 2021-01-13
GB2591585A (en) 2021-08-04

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