# # 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"