JP5873672B2 - 仮想環境のポイントにおいて受光された光の量の推定方法 - Google Patents

仮想環境のポイントにおいて受光された光の量の推定方法 Download PDF

Info

Publication number
JP5873672B2
JP5873672B2 JP2011212801A JP2011212801A JP5873672B2 JP 5873672 B2 JP5873672 B2 JP 5873672B2 JP 2011212801 A JP2011212801 A JP 2011212801A JP 2011212801 A JP2011212801 A JP 2011212801A JP 5873672 B2 JP5873672 B2 JP 5873672B2
Authority
JP
Japan
Prior art keywords
point
group
points
virtual environment
amount
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
JP2011212801A
Other languages
English (en)
Japanese (ja)
Other versions
JP2012089121A (ja
JP2012089121A5 (https=
Inventor
ゴートロン パスカル
ゴートロン パスカル
マービー ジャン−ユーデス
マービー ジャン−ユーデス
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.)
Thomson Licensing SAS
Original Assignee
Thomson Licensing SAS
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 Thomson Licensing SAS filed Critical Thomson Licensing SAS
Publication of JP2012089121A publication Critical patent/JP2012089121A/ja
Publication of JP2012089121A5 publication Critical patent/JP2012089121A5/ja
Application granted granted Critical
Publication of JP5873672B2 publication Critical patent/JP5873672B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—Three-dimensional [3D] image rendering
    • G06T15/50—Lighting effects
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Graphics (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Generation (AREA)
  • Processing Or Creating Images (AREA)
JP2011212801A 2010-09-30 2011-09-28 仮想環境のポイントにおいて受光された光の量の推定方法 Expired - Fee Related JP5873672B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1057903A FR2965652A1 (fr) 2010-09-30 2010-09-30 Procede d’estimation de la quantite de lumiere recue en un point d’un environnement virtuel
FR1057903 2010-09-30

Publications (3)

Publication Number Publication Date
JP2012089121A JP2012089121A (ja) 2012-05-10
JP2012089121A5 JP2012089121A5 (https=) 2014-11-06
JP5873672B2 true JP5873672B2 (ja) 2016-03-01

Family

ID=44169007

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011212801A Expired - Fee Related JP5873672B2 (ja) 2010-09-30 2011-09-28 仮想環境のポイントにおいて受光された光の量の推定方法

Country Status (6)

Country Link
US (1) US9082230B2 (https=)
EP (1) EP2437219B1 (https=)
JP (1) JP5873672B2 (https=)
KR (1) KR20120034024A (https=)
CN (1) CN102446365B (https=)
FR (1) FR2965652A1 (https=)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013106145A (ja) * 2011-11-11 2013-05-30 Fuji Xerox Co Ltd 読取装置
US10713838B2 (en) * 2013-05-03 2020-07-14 Nvidia Corporation Image illumination rendering system and method
EP3057067B1 (en) * 2015-02-16 2017-08-23 Thomson Licensing Device and method for estimating a glossy part of radiation
KR102399686B1 (ko) * 2015-07-28 2022-05-19 삼성전자주식회사 3d 렌더링 방법 및 장치
JP6202118B2 (ja) * 2016-03-09 2017-09-27 日本電気株式会社 描画装置、描画方法およびプログラム
CN108961372B (zh) * 2018-03-27 2022-10-14 北京大学 一种基于统计模型检验的渐进式光子映射方法
EP3827415A1 (en) * 2018-07-26 2021-06-02 NVIDIA Corporation Global illumination using shared lighting contributions for interactions in path tracing
US11790594B2 (en) * 2019-08-18 2023-10-17 Nvidia Corporation Ray-tracing with irradiance caches
US12067667B2 (en) 2020-05-15 2024-08-20 Nvidia Corporation Using directional radiance for interactions in path tracing
KR20230092514A (ko) * 2021-12-17 2023-06-26 삼성전자주식회사 렌더링 방법 및 장치
US20240371073A1 (en) * 2023-05-02 2024-11-07 Nvidia Corporation Ray offsetting for numerical imprecision compensation in content generation systems and applications

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0778267A (ja) 1993-07-09 1995-03-20 Silicon Graphics Inc 陰影を表示する方法及びコンピュータ制御表示システム
JP3554616B2 (ja) * 1994-12-13 2004-08-18 富士通株式会社 ラジオシティ法を用いる描画方法および装置
DE19606357A1 (de) * 1996-02-12 1997-08-14 Gmd Gmbh Bildverarbeitungsverfahren zur Darstellung von spiegelnden Objekten und zugehörige Vorrichtung
US6476805B1 (en) * 1999-12-23 2002-11-05 Microsoft Corporation Techniques for spatial displacement estimation and multi-resolution operations on light fields
US7262770B2 (en) * 2002-03-21 2007-08-28 Microsoft Corporation Graphics image rendering with radiance self-transfer for low-frequency lighting environments
EP1844445A1 (en) 2004-10-27 2007-10-17 Pacific Data Images Llc Volumetric shadows for computer animation
JP4974612B2 (ja) * 2006-05-18 2012-07-11 旭化成ホームズ株式会社 光環境解析用プログラム及び光環境解析装置
DE102006025096B4 (de) * 2006-05-23 2012-03-29 Seereal Technologies S.A. Verfahren und Einrichtung zum Rendern und Generieren computer-generierter Videohologramme
US7408550B2 (en) * 2006-07-24 2008-08-05 Bunnell Michael T System and methods for real-time rendering of deformable geometry with global illumination
US8436855B1 (en) * 2007-02-19 2013-05-07 Aechelon Technology, Inc. Efficient illumination of large three dimensional environments
US20090102843A1 (en) * 2007-10-17 2009-04-23 Microsoft Corporation Image-based proxy accumulation for realtime soft global illumination
CN100594519C (zh) * 2008-03-03 2010-03-17 北京航空航天大学 用球面全景摄像机实时生成增强现实环境光照模型的方法
CN101354784B (zh) * 2008-08-21 2010-10-13 上海交通大学 基于图像的真实光源获取及重光照的方法
US8432395B2 (en) * 2009-06-16 2013-04-30 Apple Inc. Method and apparatus for surface contour mapping
US8542231B2 (en) * 2009-06-29 2013-09-24 Crytek Gmbh Method, computer graphics image rendering system and computer-readable data storage medium for computing of indirect illumination in a computer graphics image of a scene

Also Published As

Publication number Publication date
JP2012089121A (ja) 2012-05-10
US20130176313A1 (en) 2013-07-11
US9082230B2 (en) 2015-07-14
FR2965652A1 (fr) 2012-04-06
EP2437219A1 (en) 2012-04-04
CN102446365A (zh) 2012-05-09
EP2437219B1 (en) 2015-08-12
CN102446365B (zh) 2016-01-13
KR20120034024A (ko) 2012-04-09

Similar Documents

Publication Publication Date Title
JP5873672B2 (ja) 仮想環境のポイントにおいて受光された光の量の推定方法
US9569885B2 (en) Technique for pre-computing ambient obscurance
CN114549723B (zh) 游戏场景中光照信息的渲染方法、装置及设备
JP4769732B2 (ja) 複雑な動的３次元シーンをレイトレーシング法により写真現実的に表示する装置
US11024077B2 (en) Global illumination calculation method and apparatus
EP2831848B1 (en) Method for estimating the opacity level in a scene and corresponding device
JP5873683B2 (ja) 仮想環境でのオクルージョンを推定する方法
EP4154221B1 (en) Shadow culling
US7064755B2 (en) System and method for implementing shadows using pre-computed textures
US10846908B2 (en) Graphics processing apparatus based on hybrid GPU architecture
JP5916764B2 (ja) 仮想環境における隠蔽の推定方法
CN107392990A (zh) 渲染3d场景的全局照明
EP2677504A2 (en) Method for estimating the quantity of light received by a participating media, and corresponding device
Hu et al. Interactive approximate rendering of reflections, refractions, and caustics
EP2511877B1 (en) Heightmap generation for a virtual environment
CN102402795B (zh) 估计均匀介质中光散射的方法
Iwasaki et al. Real-time rendering of point based water surfaces
US20260120394A1 (en) Global lighting rendering method and apparatus, computer device, and storage medium
KR101210796B1 (ko) 깊이 텍스처를 이용한 실시간 다각형 앰비언트 오클루전 방법
Simion et al. Practical gpu and voxel-based indirect illumination for real time computer games
CN118196314A (zh) 传感器数据的3d可视化方法
Chen Rendering in computer graphics

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20140917

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20140917

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20150721

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20150728

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20151013

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20151222

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20160118

R150 Certificate of patent or registration of utility model

Ref document number: 5873672

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees