# Copyright (C) 2005 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN, # CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS # # This library is free software; you can redistribute it and/or # modify it under the terms of the GNU Lesser General Public # License as published by the Free Software Foundation; either # version 2.1 of the License. # # This library is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU # Lesser General Public License for more details. # # You should have received a copy of the GNU Lesser General Public # License along with this library; if not, write to the Free Software # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA # # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com # # # Hexahedrization of the geometry generated by the Python script # SMESH_fixation.py # Hypothesis and algorithms for the mesh generation are global # import SMESH_fixation import StdMeshers compshell = SMESH_fixation.compshell idcomp = SMESH_fixation.idcomp geompy = SMESH_fixation.geompy salome = SMESH_fixation.salome print "Analysis of the geometry to be meshed :" subShellList = geompy.SubShapeAll(compshell, geompy.ShapeType["SHELL"]) subFaceList = geompy.SubShapeAll(compshell, geompy.ShapeType["FACE"]) subEdgeList = geompy.SubShapeAll(compshell, geompy.ShapeType["EDGE"]) print "number of Shells in compshell : ", len(subShellList) print "number of Faces in compshell : ", len(subFaceList) print "number of Edges in compshell : ", len(subEdgeList) status = geompy.CheckShape(compshell) print " check status ", status ### ---------------------------- SMESH -------------------------------------- smesh = salome.lcc.FindOrLoadComponent("FactoryServer", "SMESH") smeshgui = salome.ImportComponentGUI("SMESH") smeshgui.Init(salome.myStudyId) print "-------------------------- create Hypothesis" print "-------------------------- NumberOfSegments" numberOfSegments = 5 hypNbSeg = smesh.CreateHypothesis("NumberOfSegments", "libStdMeshersEngine.so") hypNbSeg.SetNumberOfSegments(numberOfSegments) print hypNbSeg.GetName() print hypNbSeg.GetId() print hypNbSeg.GetNumberOfSegments() smeshgui.SetName(salome.ObjectToID(hypNbSeg), "NumberOfSegments_5") print "-------------------------- create Algorithms" print "-------------------------- Regular_1D" regular1D = smesh.CreateHypothesis("Regular_1D", "libStdMeshersEngine.so") smeshgui.SetName(salome.ObjectToID(regular1D), "Wire Discretisation") print "-------------------------- Quadrangle_2D" quad2D = smesh.CreateHypothesis("Quadrangle_2D", "libStdMeshersEngine.so") smeshgui.SetName(salome.ObjectToID(quad2D), "Quadrangle_2D") print "-------------------------- Hexa_3D" hexa3D = smesh.CreateHypothesis("Hexa_3D", "libStdMeshersEngine.so") smeshgui.SetName(salome.ObjectToID(hexa3D), "Hexa_3D") # ---- init a Mesh with the compshell shape_mesh = salome.IDToObject( idcomp ) mesh = smesh.CreateMesh(shape_mesh) smeshgui.SetName(salome.ObjectToID(mesh), "MeshCompShell") print "-------------------------- add hypothesis to compshell" mesh.AddHypothesis(shape_mesh,regular1D) mesh.AddHypothesis(shape_mesh,hypNbSeg) mesh.AddHypothesis(shape_mesh,quad2D) mesh.AddHypothesis(shape_mesh,hexa3D) salome.sg.updateObjBrowser(1) print "-------------------------- compute compshell" ret = smesh.Compute(mesh, shape_mesh) print ret if ret != 0: log = mesh.GetLog(0) # no erase trace for linelog in log: print linelog print "Information about the MeshcompShel:" print "Number of nodes : ", mesh.NbNodes() print "Number of edges : ", mesh.NbEdges() print "Number of faces : ", mesh.NbFaces() print "Number of quadrangles : ", mesh.NbQuadrangles() print "Number of volumes : ", mesh.NbVolumes() print "Number of hexahedrons : ", mesh.NbHexas() else: print "problem when Computing the mesh"