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GB2613420B - Compression and decompression of sub-primitive presence indications for use in intersection testing in a rendering system - Google Patents

Compression and decompression of sub-primitive presence indications for use in intersection testing in a rendering system Download PDF

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Publication number
GB2613420B
GB2613420B GB2207945.3A GB202207945A GB2613420B GB 2613420 B GB2613420 B GB 2613420B GB 202207945 A GB202207945 A GB 202207945A GB 2613420 B GB2613420 B GB 2613420B
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GB
United Kingdom
Prior art keywords
primitive
decompression
compression
sub
rendering system
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
GB2207945.3A
Other versions
GB2613420A (en
GB202207945D0 (en
Inventor
Fenney Simon
Ozkan Alper
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 GB2207945.3A priority Critical patent/GB2613420B/en
Publication of GB202207945D0 publication Critical patent/GB202207945D0/en
Priority to EP23175286.6A priority patent/EP4287125A1/en
Priority to EP23175285.8A priority patent/EP4287124A1/en
Priority to CN202310610047.9A priority patent/CN117152279A/en
Priority to US18/203,183 priority patent/US20240119635A1/en
Priority to US18/203,122 priority patent/US20240119634A1/en
Publication of GB2613420A publication Critical patent/GB2613420A/en
Application granted granted Critical
Publication of GB2613420B publication Critical patent/GB2613420B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/005—General purpose rendering architectures
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/06—Ray-tracing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/50—Lighting effects
    • G06T15/80—Shading
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Graphics (AREA)
  • Multimedia (AREA)
  • Image Generation (AREA)
GB2207945.3A 2022-05-30 2022-05-30 Compression and decompression of sub-primitive presence indications for use in intersection testing in a rendering system Active GB2613420B (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB2207945.3A GB2613420B (en) 2022-05-30 2022-05-30 Compression and decompression of sub-primitive presence indications for use in intersection testing in a rendering system
EP23175286.6A EP4287125A1 (en) 2022-05-30 2023-05-25 Compression and decompression of sub-primitive presence indications for use in a rendering system
EP23175285.8A EP4287124A1 (en) 2022-05-30 2023-05-25 Compression and decompression of sub-primitive presence indications for use in a rendering system
CN202310610047.9A CN117152279A (en) 2022-05-30 2023-05-26 Compression and decompression for subprimitive presence indication in the rendering system
US18/203,183 US20240119635A1 (en) 2022-05-30 2023-05-30 Compression and decompression of sub-primitive presence indications for use in a rendering system
US18/203,122 US20240119634A1 (en) 2022-05-30 2023-05-30 Compression and decompression of sub-primitive presence indications for use in a rendering system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2207945.3A GB2613420B (en) 2022-05-30 2022-05-30 Compression and decompression of sub-primitive presence indications for use in intersection testing in a rendering system

Publications (3)

Publication Number Publication Date
GB202207945D0 GB202207945D0 (en) 2022-07-13
GB2613420A GB2613420A (en) 2023-06-07
GB2613420B true GB2613420B (en) 2024-12-11

Family

ID=82324265

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2207945.3A Active GB2613420B (en) 2022-05-30 2022-05-30 Compression and decompression of sub-primitive presence indications for use in intersection testing in a rendering system

Country Status (2)

Country Link
CN (1) CN117152279A (en)
GB (1) GB2613420B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160247249A1 (en) * 2015-02-25 2016-08-25 Arm Limited Graphics processing systems
US20210201559A1 (en) * 2019-12-27 2021-07-01 Intel Corporation Apparatus and method for using alpha values to improve ray tracing efficiency

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160247249A1 (en) * 2015-02-25 2016-08-25 Arm Limited Graphics processing systems
US20210201559A1 (en) * 2019-12-27 2021-07-01 Intel Corporation Apparatus and method for using alpha values to improve ray tracing efficiency

Also Published As

Publication number Publication date
GB2613420A (en) 2023-06-07
CN117152279A (en) 2023-12-01
GB202207945D0 (en) 2022-07-13

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