Contact
Loïc Maréchal / INRIA-Saclay-Gamma Project
1 rue Honoré d’Estienne d’Orves, Campus de l’École Polytechnique, 91120 Palaiseau, France
Tel : +33 1 77 57 80 05
Bio
I am a research engineer working with the Gamma team since 1997 on many meshing and HPC-related topics and the results of my work is mostly software, either stand-alone or libraries.
Main research activities
- All hexahedral mesh generation
- Mesh adaptation
- Tetrahedral mesh optimization
- High Order mesh generation
- Boundary layers generation
- Spatial localization with octree
- High-speed file handling
- Parallel and multi-thread computing
- GPU computing in OpenCL language
Software
- Hexotic, an automated all-hex mesh generator: Hexotic
- libMeshb, a library to handle the *.meshb file format: view on GitHub
- libOL, quick and easy spatial localization with octree: view on GitHub
- libHash, a library to index a mesh data structure in a hash table and make powerfull search queries: view on GitHub
- GMlib, porting meshing tools and solvers that deal with unstructured meshes on GPUs: view on GitHub
- LPlib, a parallelization framework for numerical simulation: view on GitHub
- P1toPk, make an arbitrary order mesh from first order one: view on GitLab
- libHOM, a high-order meshing toolkit: view on GitLab
- HybridSmoother, a hybrid-mesh node smoother: view on GitLab
- ProxSurf, a size map generator based on surface’s local feature size: view on GitLab
- Optet, a multithreaded tet mesh optimizer based on edge swapping and node smoothing: view on GitLab
- TopoClean, a topological surface mesh optimizer: Phimeca
Grants and partners
- High-Order mesh generation funded by ILAB / INRIA
- Software distributed by Distene
- Collaborations with ONERA, Lemma and Phimeca
Talks and papers
- Meshing, Geometric Modeling and Numerical Simulation 3; P-L George, F. Alauzet, A. Loseille, L. Maréchal; Wiley, 2020, (buy from Wiley)
- Si ma mémoire est bonne… ,Loops, Saclay, 2019, (download slides)
- Optimisation logicielle pour les nouvelles architectures parallèles et vectorielles, DLP, Saclay, 2019, (download slides)
- Mesh generation and mesh adaptivity : theory and techniques; P-L George, H. Borouchaki, F. Alauzet, P. Laug, A. Loseille, D. Marcum, L. Maréchal; Encyclopedia of Computational Mechanics, Second Edition, John Wiley & Sons, Ltd, 2018, (buy from Wiley)
- Maillage, modélisation géométrique et simulation numérique 2; P-L George, H. Borouchaki, F. Alauzet, P. Laug, A. Loseille, L. Maréchal; Iste Editions, 2018, (buy from Wiley)
- Optimisations matérielles pour les architectures actuelles pour dépasser les limitations des performances séquentielles, DLP, Saclay, 2018, (download slides)
- Automated hex mesh generation, Stuttgart, Germany, 2016, (download slides)
- All hexahedral boundary layers generation, Washington, DC, USA, 2016, (download paper)
- Easy and efficient multithreading of serial codes that deal with meshes with the help of the LP3 library, Starkville, MS, USA, 2015, (download slides)
- Génération automatique de maillages hexaédriques par la méthode octree, INRIA Rocquencourt, France, 2013, (download slides)
- Problématique des accès mémoires irréguliers causés par les maillages non structurés, LJLL, France, 2013, (download slides)
- Advances in octree-based all-hexahedral mesh generation: handling sharp features, Salt Lake City, UT, USA, 2009, (download paper)
- Hexahedral mesh generation using octree and dual-mesh, Beijing, China, 2008, (download slides)
- Maillage hexaédrique par octree : avancées et limites, Paris, France, 2004, (download paper)
- A new approach to octree-based hexahedral meshing, Newport Beach, CA, USA, 2001, (download paper)
- Fast adaptive quadtree mesh generation, Dearborn, Michigan, USA, 1998, (download paper)
