FR2771201B1 - Mappage de texture anisotrope utilisant l'analyse de silhouette ou d'empreinte dans un systeme informatique de generation d'images - Google Patents

Mappage de texture anisotrope utilisant l'analyse de silhouette ou d'empreinte dans un systeme informatique de generation d'images

Info

Publication number
FR2771201B1
FR2771201B1 FR9814646A FR9814646A FR2771201B1 FR 2771201 B1 FR2771201 B1 FR 2771201B1 FR 9814646 A FR9814646 A FR 9814646A FR 9814646 A FR9814646 A FR 9814646A FR 2771201 B1 FR2771201 B1 FR 2771201B1
Authority
FR
France
Prior art keywords
silhouette
generation system
image generation
texture mapping
computer image
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
FR9814646A
Other languages
English (en)
Other versions
FR2771201A1 (fr
Inventor
Harry Charles Lee
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.)
Real 3D Inc
Original Assignee
Real 3D Inc
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 Real 3D Inc filed Critical Real 3D Inc
Publication of FR2771201A1 publication Critical patent/FR2771201A1/fr
Application granted granted Critical
Publication of FR2771201B1 publication Critical patent/FR2771201B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/04—Texture mapping

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Graphics (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Generation (AREA)
  • Processing Or Creating Images (AREA)
FR9814646A 1997-11-20 1998-11-20 Mappage de texture anisotrope utilisant l'analyse de silhouette ou d'empreinte dans un systeme informatique de generation d'images Expired - Fee Related FR2771201B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/975,133 US6097397A (en) 1997-11-20 1997-11-20 Anisotropic texture mapping using silhouette/footprint analysis in a computer image generation system

Publications (2)

Publication Number Publication Date
FR2771201A1 FR2771201A1 (fr) 1999-05-21
FR2771201B1 true FR2771201B1 (fr) 2002-10-25

Family

ID=25522728

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9814646A Expired - Fee Related FR2771201B1 (fr) 1997-11-20 1998-11-20 Mappage de texture anisotrope utilisant l'analyse de silhouette ou d'empreinte dans un systeme informatique de generation d'images

Country Status (6)

Country Link
US (1) US6097397A (fr)
JP (1) JP4077568B2 (fr)
CA (1) CA2254666C (fr)
FR (1) FR2771201B1 (fr)
GB (1) GB2331905B (fr)
TW (1) TW411431B (fr)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6292193B1 (en) * 1998-07-30 2001-09-18 Compaq Computer Corporation Techniques for anisotropic texture mapping using multiple space-invariant filtering operations per pixel
US6184894B1 (en) * 1999-01-29 2001-02-06 Neomagic Corp. Adaptive tri-linear interpolation for use when switching to a new level-of-detail map
JP3367509B2 (ja) * 1999-12-16 2003-01-14 株式会社セガ 画像生成方法及びこれを用いた画像生成装置
US6724395B1 (en) * 2000-03-24 2004-04-20 Nvidia Corporation System, method and article of manufacture for anisotropic texture sampling
US6975319B1 (en) * 2000-03-24 2005-12-13 Nvidia Corporation System, method and article of manufacture for calculating a level of detail (LOD) during computer graphics processing
KR100393086B1 (ko) * 2001-05-15 2003-07-31 한국과학기술원 서브 텍셀 수준의 면적 점유비를 이용한 이방성 텍스춰필터링 방법 및 장치
US7324116B2 (en) 2002-06-20 2008-01-29 Microsoft Corporation Systems and methods for providing controllable texture sampling
DE10242639A1 (de) 2002-09-13 2004-03-25 Sp3D Chip Design Gmbh Verfahren zur Analyse und Modifikation eines Footprints
DE10242640A1 (de) * 2002-09-13 2004-03-25 Sp3D Chip Design Gmbh Verfahren zur Festlegung von Gewichtungsfaktoren für die Farbberechnung eines Farbwerts von Texeln für einen Footprint
EP1437898A1 (fr) * 2002-12-30 2004-07-14 Koninklijke Philips Electronics N.V. Filtrage vidéo pour des images steréo
JP3853329B2 (ja) * 2004-03-31 2006-12-06 株式会社コナミデジタルエンタテインメント ゲームプログラム及びゲーム装置
US7486840B2 (en) * 2004-05-28 2009-02-03 Lockheed Martin Corporation Map image object connectivity
US7280897B2 (en) 2004-05-28 2007-10-09 Lockheed Martin Corporation Intervisibility determination
US7492965B2 (en) * 2004-05-28 2009-02-17 Lockheed Martin Corporation Multiple map image projecting and fusing
US7242407B2 (en) * 2004-05-28 2007-07-10 Lockheed Martin Corporation Reprojecting map images using graphical techniques
US7525543B2 (en) * 2004-08-09 2009-04-28 Siemens Medical Solutions Usa, Inc. High performance shading of large volumetric data using screen-space partial derivatives
US7158143B2 (en) * 2004-12-03 2007-01-02 Via Technologies, Inc. Fast algorithm for anisotropic texture sampling
JP4660254B2 (ja) * 2005-04-08 2011-03-30 株式会社東芝 描画方法及び描画装置
US7737988B1 (en) * 2005-11-14 2010-06-15 Nvidia Corporation Using font filtering engines for texture blitting
DE602007004693D1 (de) 2006-08-03 2010-03-25 Yokohama Rubber Co Ltd Luftreifen
US7982741B2 (en) * 2006-11-29 2011-07-19 Microsoft Corporation Shared graphics infrastructure
US8064726B1 (en) * 2007-03-08 2011-11-22 Nvidia Corporation Apparatus and method for approximating a convolution function utilizing a sum of gaussian functions
US8538183B1 (en) 2007-03-08 2013-09-17 Nvidia Corporation System and method for approximating a diffusion profile utilizing gathered lighting information associated with an occluded portion of an object
US10417813B2 (en) * 2016-12-05 2019-09-17 Nvidia Corporation System and method for generating temporally stable hashed values

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL72685A (en) * 1983-08-30 1988-08-31 Gen Electric Advanced video object generator
US4974176A (en) * 1987-12-18 1990-11-27 General Electric Company Microtexture for close-in detail
CA2030022A1 (fr) * 1989-11-17 1991-05-18 Brian M. Kelleher Systeme et methode de tracage de polygones
US5222205A (en) * 1990-03-16 1993-06-22 Hewlett-Packard Company Method for generating addresses to textured graphics primitives stored in rip maps
GB2270243B (en) * 1992-08-26 1996-02-28 Namco Ltd Image synthesizing system
SE502111C2 (sv) * 1993-10-22 1995-08-21 Ericsson Telefon Ab L M Förfarande för inhämtning av anropande och anropad abonnents lägesangivelser för debiteringsändamål, i ett telesystem där den anropade abonnenten begärt samtalsförflyttning
CA2144914A1 (fr) * 1994-04-01 1995-10-02 Raymond L. Fitzgerald Systeme de pagination a selection fragmentaire pour l'infographie
US5651104A (en) * 1995-04-25 1997-07-22 Evans & Sutherland Computer Corporation Computer graphics system and process for adaptive supersampling
US5831624A (en) * 1996-04-30 1998-11-03 3Dfx Interactive Inc Level of detail texture filtering with dithering and mipmaps

Also Published As

Publication number Publication date
GB2331905A (en) 1999-06-02
GB2331905A9 (en)
US6097397A (en) 2000-08-01
GB9825571D0 (en) 1999-01-13
JP4077568B2 (ja) 2008-04-16
GB2331905B (en) 2002-05-15
JPH11250279A (ja) 1999-09-17
TW411431B (en) 2000-11-11
GB2331905A8 (en) 2002-11-13
CA2254666C (fr) 2010-12-14
FR2771201A1 (fr) 1999-05-21
CA2254666A1 (fr) 1999-05-20

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Effective date: 20160729