DE69915837D1 - Parametrische flächeneinschätzung im eigenraum der teilungsmatrix einer unregelmässigen fläche - Google Patents

Parametrische flächeneinschätzung im eigenraum der teilungsmatrix einer unregelmässigen fläche

Info

Publication number
DE69915837D1
DE69915837D1 DE69915837T DE69915837T DE69915837D1 DE 69915837 D1 DE69915837 D1 DE 69915837D1 DE 69915837 T DE69915837 T DE 69915837T DE 69915837 T DE69915837 T DE 69915837T DE 69915837 D1 DE69915837 D1 DE 69915837D1
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DE
Germany
Prior art keywords
area
unregular
space
parametric
evaluation
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
DE69915837T
Other languages
English (en)
Other versions
DE69915837T2 (de
Inventor
Jos Stam
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.)
Alias Systems Corp
Original Assignee
Silicon Graphics 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 Silicon Graphics Inc filed Critical Silicon Graphics Inc
Publication of DE69915837D1 publication Critical patent/DE69915837D1/de
Application granted granted Critical
Publication of DE69915837T2 publication Critical patent/DE69915837T2/de
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
    • G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
    • G06T17/20—Finite element generation, e.g. wire-frame surface description, tesselation

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Graphics (AREA)
  • Geometry (AREA)
  • Software Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Generation (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Processing Or Creating Images (AREA)
DE69915837T 1998-07-15 1999-07-14 Parametrische Flächenauswertung im Eigenraum der Unterteilungsmatrix eines irregulären Flächenstücks Expired - Fee Related DE69915837T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US116553 1998-07-15
US09/116,553 US6389154B1 (en) 1998-07-15 1998-07-15 Exact evaluation of subdivision surfaces generalizing box splines at arbitrary parameter values
PCT/US1999/015782 WO2000004507A1 (en) 1998-07-15 1999-07-14 Parametric surface evaluation in eigenspace of subdivision matrix of irregular patch

Publications (2)

Publication Number Publication Date
DE69915837D1 true DE69915837D1 (de) 2004-04-29
DE69915837T2 DE69915837T2 (de) 2005-04-14

Family

ID=22367891

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69915837T Expired - Fee Related DE69915837T2 (de) 1998-07-15 1999-07-14 Parametrische Flächenauswertung im Eigenraum der Unterteilungsmatrix eines irregulären Flächenstücks

Country Status (6)

Country Link
US (1) US6389154B1 (de)
EP (1) EP1097435B1 (de)
JP (1) JP2002520750A (de)
AU (1) AU5098499A (de)
DE (1) DE69915837T2 (de)
WO (1) WO2000004507A1 (de)

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EP1208472A4 (de) 1999-06-14 2005-03-23 Compudigm Int Ltd Daten darstellungssystem und verfahren.
US6850638B1 (en) 2000-02-29 2005-02-01 Alias Systems Corp. System for naming faces and vertices in an adaptive hierarchical subdivision surface
US6765589B1 (en) * 2000-11-16 2004-07-20 Adobe Systems Incorporated Brush for warping and water reflection effects
EP1406214A4 (de) * 2001-06-21 2009-01-14 Hi Corp Informationsprozessor
US7411595B2 (en) 2001-11-28 2008-08-12 Adobe Systems Incorporated Tool for extracting and manipulating components of warping transforms
US6950099B2 (en) * 2002-07-01 2005-09-27 Alias Systems Corp. Approximation of Catmull-Clark subdivision surfaces by Bezier patches
KR101177131B1 (ko) * 2003-03-26 2012-08-24 티-스플라인즈, 인크. 국부 정교화를 이용하여 ｔ-스플라인 및 ｔ-ｎｕｒｃｃ표면을 정의하기 위한 시스템 및 방법
US7324105B1 (en) * 2003-04-10 2008-01-29 Nvidia Corporation Neighbor and edge indexing
US7369972B2 (en) * 2003-11-25 2008-05-06 International Business Machines Corporation System, method, and program product for re-parameterizing three dimensional models represented as Catmull-Clark subdivision surfaces
EP1880378A2 (de) * 2005-04-18 2008-01-23 Technion Research & Development Foundation Limited Automatisches remeshing durch abbildung eines 2d-gitters auf 3d-genus-g-meshes auf der basis einer topologischen analyse
US7595799B2 (en) * 2005-08-04 2009-09-29 Dassault Systemes Process for creating from a mesh an isotopologic set of parameterized surfaces
US7822289B2 (en) * 2006-07-25 2010-10-26 Microsoft Corporation Locally adapted hierarchical basis preconditioning
US20090225078A1 (en) * 2008-03-07 2009-09-10 Jaroslaw Roman Rossignac Rendering Curves Through Iterative Refinement
TWI409502B (zh) * 2009-01-23 2013-09-21 Univ Nat Taipei Technology 相位資訊擷取方法及其三維形貌量測系統
CN103150760B (zh) * 2012-12-31 2019-02-19 深圳市配天智造装备股份有限公司 获取曲线控制顶点、几何形状的方法及图形处理装置
EP3038060B1 (de) 2014-12-23 2021-09-15 Dassault Systèmes 3D-modelliertes, durch ein Raster von Steuerungspunkten definiertes Objekt
EP3051446A1 (de) 2015-02-02 2016-08-03 Dassault Systèmes Gravieren eines 2D-Bildes auf einer Subdivision Surface
DE102018216787A1 (de) 2018-09-28 2020-04-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren, Computerprogrammprodukt und Computervorrichtung zum Auswerten volumetrischer Subdivisionsmodelle

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4667306A (en) * 1983-07-20 1987-05-19 Ramtek Corporation Method and apparatus for generating surface-fill vectors
US4999789A (en) * 1987-02-05 1991-03-12 Hewlett-Packard Co. Method and apparatus for trimming B-spline descriptions of patches in a high performance three dimensional graphics system
US5144495A (en) * 1987-12-03 1992-09-01 Compugrade, Inc Systems for illuminating and evaluating surfaces
US4969106A (en) * 1989-02-27 1990-11-06 Camsys, Inc. Computerized method of determining surface strain distributions in a deformed body
US5835220A (en) * 1995-10-27 1998-11-10 Nkk Corporation Method and apparatus for detecting surface flaws
US5859919A (en) * 1996-08-12 1999-01-12 The United States Of America As Represented By The Secretary Of The Navy Method and system for measuring surface roughness using fractal dimension values
US6009190A (en) * 1997-08-01 1999-12-28 Microsoft Corporation Texture map construction method and apparatus for displaying panoramic image mosaics
US6018349A (en) * 1997-08-01 2000-01-25 Microsoft Corporation Patch-based alignment method and apparatus for construction of image mosaics
US6037949A (en) * 1997-08-04 2000-03-14 Pixar Animation Studios Texture mapping and other uses of scalar fields on subdivision surfaces in computer graphics and animation

Also Published As

Publication number Publication date
AU5098499A (en) 2000-02-07
DE69915837T2 (de) 2005-04-14
EP1097435B1 (de) 2004-03-24
JP2002520750A (ja) 2002-07-09
US6389154B1 (en) 2002-05-14
EP1097435A1 (de) 2001-05-09
WO2000004507A1 (en) 2000-01-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ALIAS SYSTEMS CORP., TORONTO, ONTARIO, CA

8339 Ceased/non-payment of the annual fee