Feature/parallel hdf5 io #45
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added 30 commits
July 8, 2021 13:22
…an used by writer
- Add the possibility to open/write a .h5 mesh. For now it is mandatory to provide .h5 extension to save the mesh at hdf5 format (even if with hdf5 inputs).
- Fix multiple issues with different number of procs while reading a file than when it was saved:
- pass the MPI communicator as argument of functions called before the first load balancing step to allow to pass read_comm communicators or computational comm (allow to not guess that if we want to save a .h5 file it means that we have read a .h5 file too);
- correction of wrong communicators calls;
…load on more procs than the number of partitions.
Remove calls to H5Sselect_none for empty entites on partitions (leads to deadlock in H5Dwrite).
…fault, or with -met or -sol command line options.
… met were switched
…Mmg used as ParMmg file names).
…lue in parmmg.c (may be equal to -1).
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As this PR doesn't break the develop branch and has diverged a lot and for many file, I will merge it even if the feature is not entirely implemented:
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🚧 Add support for HDF5 I/O thanks to @gabriel-suau.
Need more extensive testing and some minor bugfix before merging.