FR2670924A1 - Simulation de l'eclairement d'une source de lumiere dans une generation d'image par ordinateur. - Google Patents

Simulation de l'eclairement d'une source de lumiere dans une generation d'image par ordinateur. Download PDF

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Publication number
FR2670924A1
FR2670924A1 FR9115022A FR9115022A FR2670924A1 FR 2670924 A1 FR2670924 A1 FR 2670924A1 FR 9115022 A FR9115022 A FR 9115022A FR 9115022 A FR9115022 A FR 9115022A FR 2670924 A1 FR2670924 A1 FR 2670924A1
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France
Prior art keywords
source
point
distance
illumination
attenuation
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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.)
Granted
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FR9115022A
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English (en)
French (fr)
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FR2670924B1 (US06229276-20010508-P00022.png
Inventor
Steiner Walter Robert
Kelly William Arthur
Caesar Robert James Jr
Buchner Gregory Charles
Leroy Morgan Michael
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General Electric Co
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General Electric Co
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Application filed by General Electric Co filed Critical General Electric Co
Publication of FR2670924A1 publication Critical patent/FR2670924A1/fr
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Publication of FR2670924B1 publication Critical patent/FR2670924B1/fr
Granted legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/50—Lighting effects

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  • Engineering & Computer Science (AREA)
  • Computer Graphics (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Generation (AREA)
  • Spectrometry And Color Measurement (AREA)
FR9115022A 1990-12-20 1991-12-04 Simulation de l'eclairement d'une source de lumiere dans une generation d'image par ordinateur. Granted FR2670924A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/631,254 US5268996A (en) 1990-12-20 1990-12-20 Computer image generation method for determination of total pixel illumination due to plural light sources

Publications (2)

Publication Number Publication Date
FR2670924A1 true FR2670924A1 (fr) 1992-06-26
FR2670924B1 FR2670924B1 (US06229276-20010508-P00022.png) 1994-12-09

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Application Number Title Priority Date Filing Date
FR9115022A Granted FR2670924A1 (fr) 1990-12-20 1991-12-04 Simulation de l'eclairement d'une source de lumiere dans une generation d'image par ordinateur.

Country Status (3)

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US (1) US5268996A (US06229276-20010508-P00022.png)
CA (1) CA2056457C (US06229276-20010508-P00022.png)
FR (1) FR2670924A1 (US06229276-20010508-P00022.png)

Families Citing this family (91)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9012273D0 (en) * 1990-06-01 1990-07-18 Rediffusion Simulation Ltd Image generator
EP0591325B1 (en) 1991-06-28 2007-12-05 LIM, Hong Lip Improvements in visibility calculations for 3d computer graphics
US5377313A (en) * 1992-01-29 1994-12-27 International Business Machines Corporation Computer graphics display method and system with shadow generation
US5495562A (en) * 1993-04-12 1996-02-27 Hughes Missile Systems Company Electro-optical target and background simulation
JPH0757117A (ja) * 1993-07-09 1995-03-03 Silicon Graphics Inc テクスチャマップへの索引を生成する方法及びコンピュータ制御表示システム
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
US5521852A (en) * 1993-10-29 1996-05-28 Holophane Lighting, Inc. Method and system for designing lighting installations
US5638499A (en) * 1994-05-27 1997-06-10 O'connor; Michael Image composition method and apparatus for developing, storing and reproducing image data using absorption, reflection and transmission properties of images to be combined
GB9515311D0 (en) 1995-07-26 1995-09-20 3D Scanners Ltd Stripe scanners and methods of scanning
TW316965B (US06229276-20010508-P00022.png) * 1995-10-31 1997-10-01 Cirrus Logic Inc
US5740343A (en) * 1995-11-03 1998-04-14 3Dfx Interactive, Incorporated Texture compositing apparatus and method
GB2310557B (en) * 1996-02-21 2000-05-10 Rank Taylor Hobson Ltd Image processing apparatus
US6018347A (en) * 1996-04-12 2000-01-25 Multigen Paradigm, Inc. Methods and apparatus for rendering three-dimensional images
US5793386A (en) * 1996-06-28 1998-08-11 S3 Incorporated Register set reordering for a graphics processor based upon the type of primitive to be rendered
US5936635A (en) * 1996-06-28 1999-08-10 Cirrus Logic, Inc. System and method of rendering polygons into a pixel grid
US5828382A (en) * 1996-08-02 1998-10-27 Cirrus Logic, Inc. Apparatus for dynamic XY tiled texture caching
US5987582A (en) * 1996-09-30 1999-11-16 Cirrus Logic, Inc. Method of obtaining a buffer contiguous memory and building a page table that is accessible by a peripheral graphics device
US5875295A (en) * 1996-09-30 1999-02-23 S3 Incorporated Instruction format for ensuring safe execution of display list
US6348917B1 (en) 1996-09-30 2002-02-19 Cirrus Logic, Inc Dynamic switching of texture mip-maps based on depth
US6234901B1 (en) * 1996-11-22 2001-05-22 Kabushiki Kaisha Sega Enterprises Game device, picture data and flare forming method
US6767286B1 (en) 1996-11-22 2004-07-27 Kabushiki Kaisha Sega Enterprises Game device, picture data forming method and medium
US5835097A (en) * 1996-12-30 1998-11-10 Cirrus Logic, Inc. Non-homogenous second order perspective texture mapping using linear interpolation parameters
US6088016A (en) * 1996-12-30 2000-07-11 S3 Incorporated Dithering method and apparatus using ramp probability logic
US6333746B1 (en) 1996-12-30 2001-12-25 Cirrus Logic, Inc. Auto level of detail texture mapping for a software graphics engine
US6052127A (en) * 1996-12-30 2000-04-18 Cirrus Logic, Inc. Circuit for determining non-homogenous second order perspective texture mapping coordinates using linear interpolation
US5986663A (en) * 1997-10-10 1999-11-16 Cirrus Logic, Inc. Auto level of detail-based MIP mapping in a graphics processor
US5841442A (en) * 1996-12-30 1998-11-24 Cirrus Logic, Inc. Method for computing parameters used in a non-homogeneous second order perspective texture mapping process using interpolation
US6157386A (en) * 1997-10-10 2000-12-05 Cirrus Logic, Inc MIP map blending in a graphics processor
US5844576A (en) * 1996-12-30 1998-12-01 Cirrus Logic, Inc. Tiled linear host texture storage
US6078332A (en) * 1997-01-28 2000-06-20 Silicon Graphics, Inc. Real-time lighting method using 3D texture mapping
US5977983A (en) * 1997-02-20 1999-11-02 S3 Incorporated Method and apparatus for adjusting graphics processing procedures based on a selectable speed/quality gauge
US5929869A (en) * 1997-03-05 1999-07-27 Cirrus Logic, Inc. Texture map storage with UV remapping
US6072508A (en) * 1997-03-14 2000-06-06 S3 Incorporated Method and apparatus for shortening display list instructions
US6028613A (en) * 1997-03-20 2000-02-22 S3 Incorporated Method and apparatus for programming a graphics subsystem register set
US5949421A (en) * 1997-03-31 1999-09-07 Cirrus Logic, Inc. Method and system for efficient register sorting for three dimensional graphics
US6130674A (en) * 1997-03-31 2000-10-10 Cirrus Logic, Inc. Dynamically selectable texture filter for computer graphics
US5978895A (en) * 1997-04-04 1999-11-02 Cirrus Logic, Inc. Method for speeding mathematical operations in a processor core
US5835104A (en) * 1997-04-23 1998-11-10 S3 Incorporated Variable band size compositing buffer method and apparatus
US5940090A (en) * 1997-05-07 1999-08-17 Cirrus Logic, Inc. Method and apparatus for internally caching the minimum and maximum XY pixel address values in a graphics subsystem
US6266753B1 (en) 1997-07-10 2001-07-24 Cirrus Logic, Inc. Memory manager for multi-media apparatus and method therefor
US6054993A (en) * 1997-09-17 2000-04-25 Cirrus Logic, Inc. Chroma-keyed specular texture mapping in a graphics processor
US6181347B1 (en) 1997-09-17 2001-01-30 Cirrus Logic, Inc. Selectable mode smoothing texture filter for computer graphics
US6567083B1 (en) 1997-09-25 2003-05-20 Microsoft Corporation Method, system, and computer program product for providing illumination in computer graphics shading and animation
JP4219090B2 (ja) * 1997-09-25 2009-02-04 マイクロソフト コーポレーション コンピュータグラフィックスシェーディングおよびアニメーションにおいて照明を提供するための方法、システム、およびコンピュータプログラムプロダクト
US6002409A (en) * 1997-10-29 1999-12-14 Cirrus Logic, Inc. Arbitration for shared graphics processing resources
US6441820B2 (en) * 1998-01-23 2002-08-27 Pixar Animation Studios Pseudo area lights
US6259455B1 (en) 1998-06-30 2001-07-10 Cirrus Logic, Inc. Method and apparatus for applying specular highlighting with specular components included with texture maps
US6252606B1 (en) 1998-06-30 2001-06-26 Cirrus Logic, Inc. Error correction in a graphics processor
US6618048B1 (en) 1999-10-28 2003-09-09 Nintendo Co., Ltd. 3D graphics rendering system for performing Z value clamping in near-Z range to maximize scene resolution of visually important Z components
US6717577B1 (en) 1999-10-28 2004-04-06 Nintendo Co., Ltd. Vertex cache for 3D computer graphics
JP3852070B2 (ja) * 1999-11-11 2006-11-29 富士通株式会社 光路シミュレーションｃａｄ装置及び方法
US7119813B1 (en) 2000-06-02 2006-10-10 Nintendo Co., Ltd. Variable bit field encoding
US7538772B1 (en) 2000-08-23 2009-05-26 Nintendo Co., Ltd. Graphics processing system with enhanced memory controller
US7002591B1 (en) 2000-08-23 2006-02-21 Nintendo Co., Ltd. Method and apparatus for interleaved processing of direct and indirect texture coordinates in a graphics system
US6937245B1 (en) 2000-08-23 2005-08-30 Nintendo Co., Ltd. Graphics system with embedded frame buffer having reconfigurable pixel formats
US6811489B1 (en) 2000-08-23 2004-11-02 Nintendo Co., Ltd. Controller interface for a graphics system
US6999100B1 (en) 2000-08-23 2006-02-14 Nintendo Co., Ltd. Method and apparatus for anti-aliasing in a graphics system
US6700586B1 (en) 2000-08-23 2004-03-02 Nintendo Co., Ltd. Low cost graphics with stitching processing hardware support for skeletal animation
US7061502B1 (en) 2000-08-23 2006-06-13 Nintendo Co., Ltd. Method and apparatus for providing logical combination of N alpha operations within a graphics system
US6980218B1 (en) 2000-08-23 2005-12-27 Nintendo Co., Ltd. Method and apparatus for efficient generation of texture coordinate displacements for implementing emboss-style bump mapping in a graphics rendering system
US6636214B1 (en) 2000-08-23 2003-10-21 Nintendo Co., Ltd. Method and apparatus for dynamically reconfiguring the order of hidden surface processing based on rendering mode
US7034828B1 (en) 2000-08-23 2006-04-25 Nintendo Co., Ltd. Recirculating shade tree blender for a graphics system
US6825851B1 (en) 2000-08-23 2004-11-30 Nintendo Co., Ltd. Method and apparatus for environment-mapped bump-mapping in a graphics system
US7576748B2 (en) 2000-11-28 2009-08-18 Nintendo Co. Ltd. Graphics system with embedded frame butter having reconfigurable pixel formats
US7196710B1 (en) 2000-08-23 2007-03-27 Nintendo Co., Ltd. Method and apparatus for buffering graphics data in a graphics system
US6580430B1 (en) 2000-08-23 2003-06-17 Nintendo Co., Ltd. Method and apparatus for providing improved fog effects in a graphics system
US7184059B1 (en) 2000-08-23 2007-02-27 Nintendo Co., Ltd. Graphics system with copy out conversions between embedded frame buffer and main memory
US6707458B1 (en) 2000-08-23 2004-03-16 Nintendo Co., Ltd. Method and apparatus for texture tiling in a graphics system
US6867781B1 (en) 2000-08-23 2005-03-15 Nintendo Co., Ltd. Graphics pipeline token synchronization
US7046243B1 (en) * 2000-11-21 2006-05-16 Microsoft Corporation Rendering volumetric fog and other gaseous phenomena
US6940504B1 (en) 2000-11-21 2005-09-06 Microsoft Corporation Rendering volumetric fog and other gaseous phenomena using an alpha channel
US6781594B2 (en) * 2001-08-21 2004-08-24 Sony Computer Entertainment America Inc. Method for computing the intensity of specularly reflected light
US7046245B2 (en) * 2001-10-10 2006-05-16 Sony Computer Entertainment America Inc. System and method for environment mapping
JP3792149B2 (ja) * 2001-11-12 2006-07-05 任天堂株式会社 画像処理装置および画像処理プログラム
US6876362B1 (en) * 2002-07-10 2005-04-05 Nvidia Corporation Omnidirectional shadow texture mapping
DE10345743A1 (de) * 2003-10-01 2005-05-04 Kuka Roboter Gmbh Verfahren und Vorrichtung zum Bestimmen von Position und Orientierung einer Bildempfangseinrichtung
US8133115B2 (en) 2003-10-22 2012-03-13 Sony Computer Entertainment America Llc System and method for recording and displaying a graphical path in a video game
US7508390B1 (en) 2004-08-17 2009-03-24 Nvidia Corporation Method and system for implementing real time soft shadows using penumbra maps and occluder maps
US20060071933A1 (en) 2004-10-06 2006-04-06 Sony Computer Entertainment Inc. Application binary interface for multi-pass shaders
US7433760B2 (en) * 2004-10-28 2008-10-07 Accelerated Pictures, Inc. Camera and animation controller, systems and methods
US7710418B2 (en) * 2005-02-04 2010-05-04 Linden Acquisition Corporation Systems and methods for the real-time and realistic simulation of natural atmospheric lighting phenomenon
US7636126B2 (en) 2005-06-22 2009-12-22 Sony Computer Entertainment Inc. Delay matching in audio/video systems
US8462156B1 (en) 2005-12-22 2013-06-11 Nvidia Corporation Method and system for generating shadows in a graphics processing unit
US7965859B2 (en) 2006-05-04 2011-06-21 Sony Computer Entertainment Inc. Lighting control of a user environment via a display device
US7880746B2 (en) 2006-05-04 2011-02-01 Sony Computer Entertainment Inc. Bandwidth management through lighting control of a user environment via a display device
WO2008014486A2 (en) * 2006-07-28 2008-01-31 Accelerated Pictures, Inc. Improved camera control
US20080028312A1 (en) * 2006-07-28 2008-01-31 Accelerated Pictures, Inc. Scene organization in computer-assisted filmmaking
US10786736B2 (en) 2010-05-11 2020-09-29 Sony Interactive Entertainment LLC Placement of user information in a game space
US9342817B2 (en) 2011-07-07 2016-05-17 Sony Interactive Entertainment LLC Auto-creating groups for sharing photos
CN111867198B (zh) * 2020-07-21 2023-01-10 深圳第三代半导体研究院 一种水下照明设备的控制方法、水下照明设备以及装置
CN114119853B (zh) * 2022-01-26 2022-06-10 腾讯科技（深圳）有限公司 图像渲染方法、装置、设备和介质

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0314341A2 (en) * 1987-10-30 1989-05-03 International Business Machines Corporation Computer graphic apparatus for processing lighting model information

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4348184A (en) * 1980-11-04 1982-09-07 The Singer Company Landing light pattern generator for digital image systems
JPH0746391B2 (ja) * 1984-09-14 1995-05-17 株式会社日立製作所 図形シエ−デイング装置
CA1260638A (en) * 1985-02-26 1989-09-26 Tetsuzo Kuragano Method of displaying image
JPH0814854B2 (ja) * 1985-10-11 1996-02-14 株式会社日立製作所 三次元図形表示装置
US4928250A (en) * 1986-07-02 1990-05-22 Hewlett-Packard Company System for deriving radiation images

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0314341A2 (en) * 1987-10-30 1989-05-03 International Business Machines Corporation Computer graphic apparatus for processing lighting model information

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PROCEEDINGS OF THE EUROPEAN COMPUTER GRAPHICS CONFERENCE 4 - 8 Septembre 1989, Hamburg DE, North Holland, Amsterdam, NL, pages 317 - 332; POEPSEL et al.:' Lighting and shading in a PHIGS+/PEX environment' *

Also Published As

Publication number Publication date
CA2056457C (en) 2003-04-15
US5268996A (en) 1993-12-07
CA2056457A1 (en) 1992-06-21
FR2670924B1 (US06229276-20010508-P00022.png) 1994-12-09

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