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https://git.salome-platform.org/gitpub/modules/smesh.git
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79 lines
2.9 KiB
Python
79 lines
2.9 KiB
Python
# -*- coding: iso-8859-1 -*-
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# Copyright (C) 2007-2022 CEA/DEN, EDF R&D, OPEN CASCADE
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#
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# Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
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# CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
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#
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# Tetrahedrization of the geometry generated by the Python script
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# SMESH_fixation.py
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# The new Netgen algorithm is used that discretizes baoundaries itself
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#
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import salome
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import SMESH_fixation
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import SMESH, SALOMEDS
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from salome.smesh import smeshBuilder
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smesh = smeshBuilder.New()
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compshell = SMESH_fixation.compshell
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idcomp = SMESH_fixation.idcomp
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geompy = SMESH_fixation.geompy
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salome = SMESH_fixation.salome
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print("Analysis of the geometry to be meshed :")
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subShellList = geompy.SubShapeAll(compshell, geompy.ShapeType["SHELL"])
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subFaceList = geompy.SubShapeAll(compshell, geompy.ShapeType["FACE"])
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subEdgeList = geompy.SubShapeAll(compshell, geompy.ShapeType["EDGE"])
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print("number of Shells in compshell : ", len(subShellList))
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print("number of Faces in compshell : ", len(subFaceList))
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print("number of Edges in compshell : ", len(subEdgeList))
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status = geompy.CheckShape(compshell)
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print(" check status ", status)
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### ---------------------------- SMESH --------------------------------------
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smesh.UpdateStudy()
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print("-------------------------- create Mesh, algorithm, hypothesis")
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mesh = smesh.Mesh(compshell, "MeshcompShel");
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netgen = mesh.Tetrahedron(smeshBuilder.FULL_NETGEN)
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netgen.SetMaxSize( 50 )
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#netgen.SetSecondOrder( 0 )
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netgen.SetFineness( smeshBuilder.Fine )
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#netgen.SetOptimize( 1 )
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print("-------------------------- compute mesh")
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ret = mesh.Compute()
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print(ret)
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if not ret:
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raise Exception("Error when computing Mesh")
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print("Information about the MeshcompShel:")
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print("Number of nodes : ", mesh.GetMesh().NbNodes())
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print("Number of edges : ", mesh.GetMesh().NbEdges())
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print("Number of faces : ", mesh.GetMesh().NbFaces())
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print("Number of triangles : ", mesh.GetMesh().NbTriangles())
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print("Number of volumes : ", mesh.GetMesh().NbVolumes())
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print("Number of tetrahedrons : ", mesh.GetMesh().NbTetras())
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salome.sg.updateObjBrowser()
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