KR101820621B1 - 광선 추적 어플리케이션들에서 트리 순회를 위한 시작 노드 결정 - Google Patents

광선 추적 어플리케이션들에서 트리 순회를 위한 시작 노드 결정 Download PDF

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KR101820621B1
KR101820621B1 KR1020167031809A KR20167031809A KR101820621B1 KR 101820621 B1 KR101820621 B1 KR 101820621B1 KR 1020167031809 A KR1020167031809 A KR 1020167031809A KR 20167031809 A KR20167031809 A KR 20167031809A KR 101820621 B1 KR101820621 B1 KR 101820621B1
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data structure
hierarchical data
node
bounding volumes
processor
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KR20160148582A (ko
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유라이 오베르트
비니트 고엘
운스 모우리
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퀄컴 인코포레이티드
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—Three-dimensional [3D] image rendering
    • G06T15/06—Ray-tracing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—Three-dimensional [3D] image rendering
    • G06T15/08—Volume rendering
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three-dimensional [3D] modelling for computer graphics
    • G06T17/005—Tree description, e.g. octree, quadtree
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2210/00—Indexing scheme for image generation or computer graphics
    • G06T2210/12—Bounding box

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Graphics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Geometry (AREA)
  • Software Systems (AREA)
  • Image Generation (AREA)
  • Image Analysis (AREA)
KR1020167031809A 2014-04-21 2015-04-17 광선 추적 어플리케이션들에서 트리 순회를 위한 시작 노드 결정 Expired - Fee Related KR101820621B1 (ko)

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Application Number Priority Date Filing Date Title
US14/257,385 2014-04-21
US14/257,385 US9697640B2 (en) 2014-04-21 2014-04-21 Start node determination for tree traversal in ray tracing applications
PCT/US2015/026406 WO2015164204A1 (en) 2014-04-21 2015-04-17 Start node determination for tree traversal in ray tracing applications

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KR20160148582A KR20160148582A (ko) 2016-12-26
KR101820621B1 true KR101820621B1 (ko) 2018-01-19

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US (1) US9697640B2 (https=)
EP (1) EP3134874A1 (https=)
JP (1) JP6273380B2 (https=)
KR (1) KR101820621B1 (https=)
CN (1) CN106233338B (https=)
BR (1) BR112016024477A2 (https=)
WO (1) WO2015164204A1 (https=)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2526598B (en) 2014-05-29 2018-11-28 Imagination Tech Ltd Allocation of primitives to primitive blocks
KR102244619B1 (ko) * 2014-09-30 2021-04-26 삼성전자 주식회사 가속 구조를 생성 및 탐색하는 방법
KR102467031B1 (ko) * 2015-08-31 2022-11-14 삼성전자주식회사 가속 구조를 생성 및 탐색하는 방법
US10614614B2 (en) 2015-09-29 2020-04-07 Adshir Ltd. Path tracing system employing distributed accelerating structures
US10297068B2 (en) 2017-06-06 2019-05-21 Adshir Ltd. Method for ray tracing augmented objects
US11010956B2 (en) * 2015-12-09 2021-05-18 Imagination Technologies Limited Foveated rendering
US10565776B2 (en) 2015-12-12 2020-02-18 Adshir Ltd. Method for fast generation of path traced reflections on a semi-reflective surface
KR102604737B1 (ko) * 2016-01-11 2023-11-22 삼성전자주식회사 가속 구조를 생성하는 방법 및 장치
US10614612B2 (en) 2018-06-09 2020-04-07 Adshir Ltd. Fast path traced reflections for augmented reality
US10410401B1 (en) 2017-07-26 2019-09-10 Adshir Ltd. Spawning secondary rays in ray tracing from non primary rays
US12008704B2 (en) 2016-01-28 2024-06-11 Snap Inc. System for photo-realistic reflections in augmented reality
JP6728735B2 (ja) * 2016-02-08 2020-07-22 株式会社ダイフク 物品搬送設備
US9818221B2 (en) * 2016-02-25 2017-11-14 Qualcomm Incorporated Start node determination for tree traversal for shadow rays in graphics processing
US9805495B2 (en) * 2016-02-26 2017-10-31 Qualcomm Incorporated Single pass bounding volume hierarchy rasterization
US10043303B2 (en) * 2016-03-30 2018-08-07 Intel IP Corporation Methods and apparatus for more efficient ray tracing of instanced geometry
KR102853351B1 (ko) * 2016-11-04 2025-08-29 삼성전자주식회사 가속 구조를 생성하는 방법 및 장치
US10417807B2 (en) * 2017-07-13 2019-09-17 Imagination Technologies Limited Hybrid hierarchy of bounding and grid structures for ray tracing
US10559115B2 (en) * 2018-03-02 2020-02-11 Microsoft Technology Licensing, Llc Techniques for generating visualizations of ray tracing images
US10699468B2 (en) 2018-06-09 2020-06-30 Adshir Ltd. Method for non-planar specular reflections in hybrid ray tracing
US10740952B2 (en) * 2018-08-10 2020-08-11 Nvidia Corporation Method for handling of out-of-order opaque and alpha ray/primitive intersections
US10825230B2 (en) 2018-08-10 2020-11-03 Nvidia Corporation Watertight ray triangle intersection
US10810785B2 (en) * 2018-08-10 2020-10-20 Nvidia Corporation Method for forward progress tree traversal mechanisms in hardware
US10885698B2 (en) * 2018-08-10 2021-01-05 Nvidia Corporation Method for programmable timeouts of tree traversal mechanisms in hardware
TWI719379B (zh) * 2018-12-20 2021-02-21 國立中山大學 光線追蹤方法與電腦程式產品
US11017581B1 (en) 2020-01-04 2021-05-25 Adshir Ltd. Method for constructing and traversing accelerating structures
US11295508B2 (en) 2020-06-10 2022-04-05 Nvidia Corporation Hardware-based techniques applicable for ray tracing for efficiently representing and processing an arbitrary bounding volume
CN113674389B (zh) * 2021-10-25 2022-03-01 深圳须弥云图空间科技有限公司 场景渲染方法、装置、电子设备及存储介质
US20240203036A1 (en) * 2022-12-16 2024-06-20 Advanced Micro Devices, Inc. Technique for generating a bounding volume hierarchy
US12573142B2 (en) * 2023-08-02 2026-03-10 Qualcomm Incorporated Spatial locality for first-hit ray BVH traversals
CN119131221B (zh) * 2024-11-14 2025-03-14 源卓微纳科技(苏州)股份有限公司 图形数据的栅格化方法及栅格化系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050243346A1 (en) 2004-05-03 2005-11-03 Microsoft Corporation Planar mapping of graphical elements
US7002571B2 (en) 2002-06-04 2006-02-21 Intel Corporation Grid-based loose octree for spatial partitioning
US9424685B2 (en) 2012-07-31 2016-08-23 Imagination Technologies Limited Unified rasterization and ray tracing rendering environments

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7499053B2 (en) 2000-06-19 2009-03-03 Mental Images Gmbh Real-time precision ray tracing
US8188997B2 (en) * 2000-06-19 2012-05-29 Mental Images Gmbh Accelerated ray tracing using shallow bounding volume hierarchies
US8411088B2 (en) * 2000-06-19 2013-04-02 Nvidia Corporation Accelerated ray tracing
US7340711B2 (en) 2004-06-04 2008-03-04 Cadence Design Systems, Inc. Method and apparatus for local preferred direction routing
US7289119B2 (en) * 2005-05-10 2007-10-30 Sony Computer Entertainment Inc. Statistical rendering acceleration
US20080024489A1 (en) 2006-07-28 2008-01-31 Robert Allen Shearer Cache Utilization Optimized Ray Traversal Algorithm with Minimized Memory Bandwidth Requirements
US7830379B2 (en) 2006-09-19 2010-11-09 Caustic Graphics, Inc. Architectures for parallelized intersection testing and shading for ray-tracing rendering
GB0710795D0 (en) * 2007-06-05 2007-07-18 Arm Norway As Method of and apparatus for processing graphics
US7773087B2 (en) 2007-04-19 2010-08-10 International Business Machines Corporation Dynamically configuring and selecting multiple ray tracing intersection methods
US8502819B1 (en) 2007-12-17 2013-08-06 Nvidia Corporation System and method for performing ray tracing node traversal in image rendering
US8212816B1 (en) 2007-12-17 2012-07-03 Nvidia Corporation System, method, and computer program product for parallel ray tracing traversal and intersection utilizing a single instruction multiple data (SIMD) processing architecture
WO2009117691A2 (en) * 2008-03-21 2009-09-24 Caustic Graphics, Inc Architectures for parallelized intersection testing and shading for ray-tracing rendering
US8253730B1 (en) 2008-08-29 2012-08-28 Adobe Systems Incorporated System and method for construction of data structures for ray tracing using bounding hierarchies
US8285017B2 (en) * 2008-09-23 2012-10-09 Edda Technology, Inc. Methods for interactive labeling of tubular structures in medical imaging
US8379022B2 (en) * 2008-09-26 2013-02-19 Nvidia Corporation Fragment shader for a hybrid raytracing system and method of operation
US9483864B2 (en) * 2008-12-05 2016-11-01 International Business Machines Corporation System and method for photorealistic imaging using ambient occlusion
JP5419044B2 (ja) * 2008-12-20 2014-02-19 国立大学法人 東京大学 ボリュームデータの実時間レンダリング方法及び装置
US8570322B2 (en) 2009-05-12 2013-10-29 Nvidia Corporation Method, system, and computer program product for efficient ray tracing of micropolygon geometry
US8275805B2 (en) * 2010-03-26 2012-09-25 Intel Corporation Method of decreasing a total computation time for a visual simulation loop in a virtual world application
US8692825B2 (en) 2010-06-24 2014-04-08 International Business Machines Corporation Parallelized streaming accelerated data structure generation
US8797323B2 (en) 2011-01-18 2014-08-05 Intel Corporation Shadowing dynamic volumetric media
US8791945B2 (en) 2011-05-18 2014-07-29 Intel Corporation Rendering tessellated geometry with motion and defocus blur
US8638331B1 (en) 2011-09-16 2014-01-28 Disney Enterprises, Inc. Image processing using iterative generation of intermediate images using photon beams of varying parameters
DE112012003243T5 (de) 2011-08-05 2014-04-30 Caustic Graphics, Inc. Systeme und Verfahren für die Erzeugung und Aktualisierung für 3D-Szenenbeschleunigungsstrukturen
KR20130092055A (ko) 2012-02-10 2013-08-20 삼성전자주식회사 영상 처리 장치 및 방법
CN102609992A (zh) * 2012-02-12 2012-07-25 北京航空航天大学 基于三角网格变形体的自碰撞检测方法
JP5545307B2 (ja) * 2012-02-21 2014-07-09 コニカミノルタ株式会社 画像処理装置及び画像処理方法
US9224235B2 (en) * 2013-03-20 2015-12-29 Nvidia Corporation System, method, and computer program product for compression of a bounding volume hierarchy
US9501860B2 (en) * 2014-01-03 2016-11-22 Intel Corporation Sparse rasterization
KR102219289B1 (ko) 2014-05-27 2021-02-23 삼성전자 주식회사 레이 트레이싱 시스템에서의 가속 구조 탐색 장치 및 그 탐색 방법

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7002571B2 (en) 2002-06-04 2006-02-21 Intel Corporation Grid-based loose octree for spatial partitioning
US20050243346A1 (en) 2004-05-03 2005-11-03 Microsoft Corporation Planar mapping of graphical elements
US9424685B2 (en) 2012-07-31 2016-08-23 Imagination Technologies Limited Unified rasterization and ray tracing rendering environments

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Reshetov, Alexander, Alexei Soupikov, and Jim Hurley. "Multi-level ray tracing algorithm." ACM Transactions on Graphics (TOG) 24.3 (2005): 1176-1185

Also Published As

Publication number Publication date
KR20160148582A (ko) 2016-12-26
US9697640B2 (en) 2017-07-04
BR112016024477A2 (pt) 2017-08-15
US20150302629A1 (en) 2015-10-22
WO2015164204A1 (en) 2015-10-29
CN106233338A (zh) 2016-12-14
EP3134874A1 (en) 2017-03-01
CN106233338B (zh) 2019-12-03
JP6273380B2 (ja) 2018-01-31
JP2017516209A (ja) 2017-06-15

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