CA2200659A1 - Methode et systeme permettant de decouper efficacement une surface nurbs au moyen d'une courbe projetee - Google Patents

Methode et systeme permettant de decouper efficacement une surface nurbs au moyen d'une courbe projetee

Info

Publication number
CA2200659A1
CA2200659A1 CA 2200659 CA2200659A CA2200659A1 CA 2200659 A1 CA2200659 A1 CA 2200659A1 CA 2200659 CA2200659 CA 2200659 CA 2200659 A CA2200659 A CA 2200659A CA 2200659 A1 CA2200659 A1 CA 2200659A1
Authority
CA
Canada
Prior art keywords
rays
intersection
points
curve
ray
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.)
Abandoned
Application number
CA 2200659
Other languages
English (en)
Inventor
Marc P. Stevens
Alan Crawford
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.)
Avid Technology Inc
Original Assignee
Softimage 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
Priority claimed from US08/658,951 external-priority patent/US5701404A/en
Application filed by Softimage Inc filed Critical Softimage Inc
Publication of CA2200659A1 publication Critical patent/CA2200659A1/fr
Abandoned 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
    • G06T17/30—Polynomial surface description

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Analysis (AREA)
  • Algebra (AREA)
  • Computer Graphics (AREA)
  • Geometry (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Image Generation (AREA)
CA 2200659 1996-04-12 1997-03-21 Methode et systeme permettant de decouper efficacement une surface nurbs au moyen d'une courbe projetee Abandoned CA2200659A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US1527796P 1996-04-12 1996-04-12
US60/015,277 1996-04-12
US08/658,951 US5701404A (en) 1996-05-31 1996-05-31 Method and system for efficiently trimming a nurbs surface with a projected curve
US08/658,951 1996-05-31

Publications (1)

Publication Number Publication Date
CA2200659A1 true CA2200659A1 (fr) 1997-10-12

Family

ID=26687171

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2200659 Abandoned CA2200659A1 (fr) 1996-04-12 1997-03-21 Methode et systeme permettant de decouper efficacement une surface nurbs au moyen d'une courbe projetee

Country Status (2)

Country Link
CA (1) CA2200659A1 (fr)
WO (1) WO1997039426A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114509027B (zh) * 2020-11-16 2023-07-21 泰科电子(上海)有限公司 连接器的同心度检测方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4879668A (en) * 1986-12-19 1989-11-07 General Electric Company Method of displaying internal surfaces of three-dimensional medical images
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
US4882679A (en) * 1987-11-27 1989-11-21 Picker International, Inc. System to reformat images for three-dimensional display
US5377320A (en) * 1992-09-30 1994-12-27 Sun Microsystems, Inc. Method and apparatus for the rendering of trimmed nurb surfaces

Also Published As

Publication number Publication date
WO1997039426A1 (fr) 1997-10-23

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Legal Events

Date Code Title Description
FZDE Dead