Fourth paragraph: In the MSH file format (see File formats), if physical entities are defined, the output mesh only contains those elements that belong to physical entities. BTW, I have given this link several times answering the same question. Maybe this should be added to the FAQ as one of the most frequent.
On Thu, 2017-10-12 at 14:38 +0200, Shamsul Arefin wrote: > Sorry Jeremy, did not get that. How does this link relate to the subject? > Regards, > Shamsul Arefin > ph: 017655441319 > > > > On Thu 12 Oct 3:26:09 am, jeremy theler > > <[email protected]> > > wrote:http://gmsh.info/doc/texinfo/gmsh.html#Elementary-vs-physical-entities > > > > On Wed, Oct 11, 2017, 17:36 Fernando Lorenzo <[email protected]> wrote: > > > If you save your mesh as Tochnog format, you will only get the > > > tetrahedron or hexahedron if that is what you choose. > > > Your file will be name.dat. It will have a lot of details on how to set > > > up the input file for tochnog, but you will find all the nodes and > > > connectivities. > > > > > > > > > Fernando Lorenzo > > > Sent from my iPhone > > > On Oct 11, 2017, at 9:54 AM, Shamsul Arefin <[email protected]> wrote: > > > > > > > How to mesh only the volume(s) and not the lines, surfaces etc? > > > > In my project I have imported a step-file of a bearing race (imagine a > > > > hollow cylinder). I want meshes on the volume only. The other geometric > > > > entities should be ignored. How do I make that happen? > > > > > > > > Normally if I use the '3D' mesh from the command tree, i find elements > > > > on the line, surface and volumes. Whereas, I don't want any 2D elements > > > > rather only 3D tetrahedron was expected. > > > > > > > > 1# I have tried to delete the geometry items, the edges, and failed. > > > > >>> idea was to keep only the volume entity in the CAD and mesh only > > > > the volume. > > > > > > > > 2# i tried to define physical entities of the volumes, to mesh only > > > > that physical entity, and failed. > > > > a. I could not perform a selection (in coding) only for the volume > > > > elements.. > > > > b. even if I could succeed to select the volumes, I don't find a > > > > Meshing command to mesh only a particular physical entity. > > > > > > > > > > > > Regards, > > > > Shamsul Arefin > > > > > > > > _______________________________________________ > > > > gmsh mailing list > > > > [email protected] > > > > http://onelab.info/mailman/listinfo/gmsh > > > _______________________________________________ > > > > > > gmsh mailing list > > > > > > [email protected] > > > > > > http://onelab.info/mailman/listinfo/gmsh > > > > > -- > > -- > > jeremy theler > > www.seamplex.com > > > > > >
_______________________________________________ gmsh mailing list [email protected] http://onelab.info/mailman/listinfo/gmsh
