> On 1 Aug 2017, at 15:19, Benoit Pouliot <[email protected]> wrote: > > Hi, > > I am currently working on a reader of the ASCII and binary msh format. > I have some questions about it. I am using the latest 3.0.4 version (linux). > > 1- > The option -bin seem not to work for me.
This is strange. You can also set Mesh.Binary=1; in your .geo file, or you can also explicitly choose binary formats in the file dialogs when exporting a mesh with File->Export. Please double check: it should work. > The only way I found to export in binary format is this way : > > gmsh name_file_input.geo -2 -o name_file_output.msh > gmsh -convert name_file_output.msh > > The binary file will be in name_file_output.msh_new > Did I miss something to do it without passing by the ASCII format? > > 2- > Contrary to the documentation, in the binary file, the first number > in the $MeshFormat section is 3 (not 2.2). Why? As the documentation says, "-convert" converts in the latest mesh file format, which is currently the (undocumented) version 3.0 format. > 3- > The binary format have a "$Entities" section. This section is not explained > in the documentation. > I think this commit (8d3592a9) added the section. > Can you tell me more about this section? How can I interpret it? This is a new section that is added in version 3.0, which describes the topology of the model. > Why the ASCII format does not generate it? > It does... in version 3.0 > Thanks for all the answers! > -- > Benoît Pouliot - Développeur locigiel Bodycad > _______________________________________________ > gmsh mailing list > [email protected] > http://onelab.info/mailman/listinfo/gmsh -- Prof. Christophe Geuzaine University of Liege, Electrical Engineering and Computer Science http://www.montefiore.ulg.ac.be/~geuzaine Free software: http://gmsh.info | http://getdp.info | http://onelab.info _______________________________________________ gmsh mailing list [email protected] http://onelab.info/mailman/listinfo/gmsh
