Proceedings of the 14th International Meshing Roundtable 3540251375, 9783540251378

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Byron W. Hanks (Editor) Proceedings of the 14th International Meshing Roundtable

Byron W. Hanks (Editor)

Proceedings of the 14th International Meshing Roundtable With 326 Figures

Byron W. Hanks Computer Modeling and Sciences Dept. Sandia National Laboratories P.O. Box 5800 Albuquerque, NM 87185 USA [email protected]

Library of Congress Control Number: 2005929274

ISBN-10 3-540-25137-5 Springer Berlin Heidelberg New York ISBN-13 978-3-540-25137-8 Springer Berlin Heidelberg New York This work is subject to copyright. All rights are reserved, whether the whole or part of the material is concerned, specifically the rights of translation, reprinting, reuse of illustrations, recitation, broadcasting, reproduction on microfilm or in other ways, and storage in data banks. Duplication of this publication or parts thereof is permitted only under the provisions of the German Copyright Law of September 9, 1965, in its current version, and permission for use must always be obtained from Springer. Violations are liable to prosecution under German Copyright Law. Springer is a part of Springer Science+Business Media springeronline.com © Springer-Verlag Berlin Heidelberg 2005 Printed in Germany The use of general descriptive names, registered names, trademarks, etc. in this publication does not imply, even in the absence of a specific statement, that such names are exempt from the relevant protective laws and regulations and therefore free for general use. Typesetting: Dataconversion by authors Final processing by PTP-Berlin Protago-TEX-Production GmbH, Germany Cover-Design: design & production, Heidelberg Printed on acid-free paper 89/3141/Yu – 5 4 3 2 1 0

Reviewers Name Aftosmis, Michael Baker, Timothy Berkhahn, Volker Bern, Marshall Blacker, Ted Brewer, Michael Carbonera, Carlos Cheng, Siu-Wing Chew, Paul Chou, Jin Corney, Jonathan Despres, Bruno Dey, Tamal Eiseman, Peter Fenwick, Liz Freitag, Lori Frey, Pascal Gopalsamy, Sankarappan Gopalsamy, Craig Haimes, Robert Hanks, Byron Hecht, Frederic Helenbrook, Brian Hjelmfelt, Eric Ito, Yasushi Jiao, Xiangmin Knupp, Patrick Kraftcheck, Jason Labelle, Francois Lipnikov, Konstantin Loubere, Raphael Marzouk, Youssef Meyers, Ray Nandihalli, Sunil Ollivier-Gooch, Carl Owen, Steve Pav, Steven Pebay, Philippe Phillips, Todd Pirzadeh, Shahyar Rajagopalan, Krishnakumar

Affiliation NASA Ames, USA Princeton U., USA U. of Hanover, Germany Palo Alto Research Center, USA Sandia Nat. Labs, USA Sandia Nat. Labs, USA Jostens, Inc., USA Hong Kong U. of Science and Tech., Hong Kong Cornell U., USA Lawrence Livermore Nat. Labs, USA Heriot Watt U., Scotland Com. Engergie Atomique, France Ohis State U., USA PDC, USA U. of California, San Diego, USA Lawrence Livermore Nat. Labs, USA Paris-6 U., France U. of Alabama, Birmingham., USA Harvard U., USA M.I.T., USA Sandia Nat. Labs, USA Paris-6 U., France Sandia Nat. Labs, USA Altair Eng., USA U. of Alabama, Birmingham, USA U. of Illinois, U-C., USA Sandia Nat. Labs, USA U. of Wisconsin, USA U. of California, Berkeley, USA Los Alamos Nat. Labs, USA Los Alamos Nat. Labs, USA Sandia Nat. Labs, USA Elemental Tech., USA PDC, USA UBC, Canada Sandia Nat. Labs, USA U. of California, San Diego, USA Sandia Nat. Labs, USA CMU, USA NASA Langley Research Center, USA PDC, USA

VI

Reviewers

Ray, Jaideep Rivara, Maria-Cecilia Scheffer, Alla Schneiders, Robert Shashkov, Mikhail Shephard, Mark Shepherd, Jason Shewchuk, Jonathan Shih, Alan Shimada, Kenji Si, Hang Simpson, Bruce Sjaardema, Gregory Staten, Matt Stephenson, Michael Svitek, John Sword, Charles Taghavi, Reza Tam, Thomas Tang, Kai Thompson, David Thompson, David Üngör, Alper Vavasis, Steve Walkington, Noel

Sandia Nat. Labs, USA U. de Chile, Chile U. of British Columbia, Canada MAGMA Giessereitechnologie GmbH, Germany Los Alamos Nat. Labs, USA RPI, USA Sandia Nat. Labs, USA U. of California, Berkeley, USA U. of Alabama, Birmingham, USA Carnegie Mellon U., USA WIAS, Germany U. of Waterloo, Canada Sandia Nat. Labs, USA Sandia Nat. Labs, USA Stephenson & A., USA ANSYS Inc., USA Chevron Corporation, USA Simulations Works Inc., USA Abaqus, USA Hong Kong U. of Science and Tech., Hong Kong Mississippi State U., USA Sandia Nat. Labs, USA U. of Florida., USA Cornell U., USA Carnegie Mellon U., USA

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14th IMR Conference Organization

Committee:

Byron Hanks (Chair) Sandia National Labs, Albuquerque, NM [email protected] Tim Baker Princeton University, Princeton, NJ [email protected] Steven Pav University of California, San Diego [email protected] Philippe Pebay Sandia National Labs, Livermore, CA [email protected] Krishnakumar Rajagopalan Program Development Company, White Plains, NY [email protected] Alan Shih University of Alabama at Birmingham, Birmingham, AL [email protected] Reza Taghavi Simulation Works, St. Paul, MN [email protected]

Coordinators:

Lynn Janik Washburn Sandia National Labs, Albuquerque, NM [email protected] Aubrey Blacker Sandia National Labs, Albuquerque, NM [email protected]

Web Designer:

Bernadette Watts Sandia National Labs, Albuquerque, NM [email protected]

Web Site:

http://www.imr.sandia.gov

Contents

Acknowledgments ................................................................................ V-VI Introduction..............................................................................................VII Committee................................................................................................. IX Table of Contents..............................................................................XI-XIV Index of Authors & Co-Authors ............................................................. 519 Index by Affiliation ......................................................................... 521-525 Session 1A 1A.1

Design and Implementation of a Corporate Mesh Object .........................1 J. Svitek, W. Kwok, J. Tristano

1A.2

Interface Reconstruction in Multi-fluid, Multi-phase Flow Simulations.................................................................................................19 R. Garimella, V. Dyadechko, B. Swartz, M. Shashkov

1A.3

Identifying and Meshing Thin Sections of 3-d Curved Domains ..............33 L. Yin, X. Luo, M. Shephard

1A.4

A Computational Framework for Generating Sizing Function in Assembly Meshing ......................................................................................................55 W. Quadros, V. Vyas, M. Brewer, S. Owen, K. Shimada

Session 1B 1B.1

Unstructured Computational Meshes for Subdivision Geometry of Scanned Geological Objects......................................................................73 A. Mezentsev, A. Munjiza, J.-P. Latham

1B.2

Automatic Near-Body Domain Decomposition Using the Eikonal Equation .....................................................................................................91 Y. Wang, F. Guibault, R. Camarero

XII

Contents

1B.3

Marching Generation of Smooth Structured and Hybrid Meshes Based on Metric Identity..........................................................................................109 J. Wild, P. Niederdrenk, T. Gerhold

1B.4

A Hybrid Meshing Scheme Based on Terrain Feature Identification ....129 V. Berkhahn, K. Kaapke, S. Rath, E. Pasche

Session 2 2.1

Meshing Piecewise Linear Complexes by Constrained Delaunay Tetrahedralizations..................................................................................147 H. Si, K. Gärtner

2.2

Delaunay Refinement by Corner Lopping...............................................165 S. Pav, N. Walkington

2.3

Robust Construction of 3-D Conforming Delaunay Meshes Using Arbitrary-Precision Arithmetic ...............................................................183 K. Bogomolov

2.4

Meshing Volumes Bounded by Smooth Surfaces ....................................203 S. Oudot, L. Rineau, M. Yvinec

2.5

An Approach for Delaunay Tetrahedralization of Bodies with Curved Boundaries ...............................................................................................221 S. Borovikov, I. Kryukov, I. Ivanov

Session 3A 3A.1

Stitching and Filling: Creating Conformal Faceted Geometry..............239 P. Patel, D. Marcum, M. Remotigue

3A.2

Polygon Crawling: Feature-Edge Extraction from a General Polygonal Surface for Mesh Generation ..................................................................257 S. Yamakawa, K. Shimada

3A.3

Generation of Mesh Variants via Volumetrical Representation and Subsequent Mesh Optimisation ...............................................................275 K. Bidmon, T. Ertl

3A.4

Structured Grid Generation over NURBS and Facetted Surface Patches by Reparametrization...............................................................................287 S. Gopalsamy, D. Ross, Y. Ito, A. Shih

Contents

XIII

Session 3B 3B.1

A Few Snags in Mesh Adaption Loops ...................................................301 F. Hecht

3B.2

On Discrete Boundaries and Solution Accuracy in Anisotropic Adaptive Meshing ...................................................................................................313 K. Lipnikov, Y. Vassilevski

3B.3

Weighted Delaunay Refinement for Polyhedra with Small Angles........325 S.-W. Cheng , T. Dey, T. Ray

3B.4

Polygonal Surface Remeshing with Delaunay Refinement ....................343 T. Dey, G. Li, T. Ray

Session 4B 4.1

An All-Hex Meshing Strategy for Bifurcation Geometries in Vascular Flow Simulation ......................................................................................363 C. Verma, P. Fischer, S. Lee, F. Loth

4.2

Practical Interior Surface Generation Method for All-Hexahedral Meshing ...................................................................................................377 T. Suzuki, S. Takahashi, J. Shepherd

4.3

Unconstrained Paving and Plastering: A New Idea for All-Hexahedral Mesh Generation.....................................................................................399 M. Staten, S. Owen, T. Blacker

4.4

Adaptive Sweeping Techniques...............................................................417 M. Scott, M. Earp, S. Benzley

4.5

A New Least Squares Approximation of Affine Mappings for Sweep Algorithms ...............................................................................................433 X. Roca, J. Sarrate, A. Huerta

Session 5 5.1

Surface Smoothing and Quality Improvement of Quadrilateral/Hexahedral Meshes with Geometric Flow ......................449 Y. Zhang, C. Bajaj, G. Xu

5.2

Quality Improvement of Surface Triangulations.....................................469 R. Montenegro, J. Escobar, G. Montero, E. Rodriguez

XIV

Contents

5.3

Compact Array-based Mesh Data Structures .........................................485 T. Alumbaugh, X. Jiao

5.4

Parallel 2-D Graded Guaranteed Quality Delaunay Mesh Refinement................................................................................................505 A. Chernikov, N. Chrisochoides

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