- Save the gmsh file in Version II ASCII with all elements but not withparametric coordinates
- Delete all elements of their second values that are different than 2. (truss elements T3D2 in INP)
- Change the first value under the Elements (total number of elements)
- Run the code
NOTES:
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Add the surfaces as: //+ Physical Surface("main",1) = {1,2}; //+ Physical Surface("filled",2) = {2};
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Export as a msh file only with "all elements"