I have read that the support from dolfin-convert is almost nill and will soon be deprecated. This means I have to change the way I read the mesh file created with Gmsh in my codes, but so far I am unable to do it. My goal is to make the transition as smooth as possible. As of now I create a file.ge…

I dont really now how to help you further. If you use the docker to install fenics, and then run the following: docker run -ti --rm -v $(pwd):/home/fenics/shared quay.io/fenicsproject/stable:latest sudo pip install meshio lxml h5py I used gmsh 3.0.6 to generate the msh file. Then running the fo…

Hello everyone, I have gone through the majority of the above posts and have just ran into issues left and right I was trying to use the code provided by raboynics to convert from a mesh file to a xdmf. but I have gotten the following error code. Mesh.RandomFactor=1.0e-6; lc=0.008; Mesh.Characte…

Please encapsulate the code with ``` to make it render nicely. Similarly with the error message. [image] Ryan: File “test1.py”, line 10, in msh = meshio.read(“test9.msh”) File “/usr/local/lib/python3.6/dist-packages/meshio/_helpers.py”, line 69, in read return reader_mapfile_format As thi…

I appreciate the help so fast I am new to this and have been sent on a wild goose chase it feels like to make complex geometries in Solidworks (.stl) file and then convert them to (.msh) files to calculate for boundary condition to ultimately get it into fenics do you have any recommendation for a …

A step by step guide for mesh generation? Gmsh has a large variety of tutorials tutorial · master · gmsh / gmsh · GitLab and there exists Python apis such as pygmsh. See for instance: Mesh generation and conversion with GMSH and PYGMSH | Jørgen S. Dokken

Hello, I am trying to import an XDMF file into my FEniCS code as the mesh. Can you please give me a piece of advice on the code that needs to be added? Thank you so much!

Thank you so much! I used the following codes: mesh = Mesh() with XDMFFile(“perfect_contact.xdmf”) as infile: infile.read(mesh) But I encountered the following error: Traceback (most recent call last): File “periodic_poisson_3d.py”, line 8, in infile.read(mesh) RuntimeError: *** ---------…

[image] Farzin_Mozafari: with XDMFFile(“perfect_contact.xdmf”) as infile: First of all, you are here stating you are reading in the file “perfect_contact”, but your error message state that you are trying to open “cube.xdmf” [image] Farzin_Mozafari: *** Reason: XDMF file “cube.xdmf” does…

Dear Dokken, Thank you so much for your advice. I had made a mistake about the name of the XDMF file. I sorted it out. But now it gives me a new error message as: Traceback (most recent call last): File “periodic_poisson_3d.py”, line 8, in infile.read(mesh) RuntimeError: *** -----------------…

You need to create distinct xdmf-files for each entity type, as having a Mixed XDMFFile is not parallel friendly. See for instance: Extracting mesh regions for gmsh mesh - #16 by dokken Where you can replace the msh-file that is read in with the xdmf file you originally had.

Transitioning from mesh.xml to mesh.xdmf, from dolfin-convert to meshio

mesh

dokken February 16, 2021, 12:45pm 134

See for instance: How to define a mesh in colab as the one imported? - #2 by dokken

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Transitioning from mesh.xml to mesh.xdmf, from dolfin-convert to meshio

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