1 # -*- coding: iso-8859-1 -*-
2 # Copyright (C) 2007-2008 CEA/DEN, EDF R&D, OPEN CASCADE
4 # Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
5 # CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
7 # This library is free software; you can redistribute it and/or
8 # modify it under the terms of the GNU Lesser General Public
9 # License as published by the Free Software Foundation; either
10 # version 2.1 of the License.
12 # This library is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 # Lesser General Public License for more details.
17 # You should have received a copy of the GNU Lesser General Public
18 # License along with this library; if not, write to the Free Software
19 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
23 # Tetrahedrization of a simple box. Hypothesis and algorithms for
24 # the mesh generation are global
33 box = geompy.MakeBox(0., 0., 0., 100., 200., 300.)
35 idbox = geompy.addToStudy(box, "box")
37 print "Analysis of the geometry box :"
38 subShellList = geompy.SubShapeAll(box, geompy.ShapeType["SHELL"])
39 subFaceList = geompy.SubShapeAll(box, geompy.ShapeType["FACE"])
40 subEdgeList = geompy.SubShapeAll(box, geompy.ShapeType["EDGE"])
42 print "number of Shells in box : ", len(subShellList)
43 print "number of Faces in box : ", len(subFaceList)
44 print "number of Edges in box : ", len(subEdgeList)
47 ### ---------------------------- SMESH --------------------------------------
48 smesh.SetCurrentStudy(salome.myStudy)
50 # ---- init a Mesh with the boxe
52 mesh = smesh.Mesh(box, "MeshBox")
54 # ---- set Hypothesis and Algorithm
56 print "-------------------------- NumberOfSegments"
59 regular1D = mesh.Segment()
60 hypNbSeg = regular1D.NumberOfSegments(numberOfSegments)
61 print hypNbSeg.GetName()
62 print hypNbSeg.GetId()
63 print hypNbSeg.GetNumberOfSegments()
64 smesh.SetName(hypNbSeg, "NumberOfSegments_" + str(numberOfSegments))
66 print "-------------------------- MaxElementArea"
70 mefisto2D = mesh.Triangle()
71 hypArea = mefisto2D.MaxElementArea(maxElementArea)
72 print hypArea.GetName()
74 print hypArea.GetMaxElementArea()
75 smesh.SetName(hypArea, "MaxElementArea_" + str(maxElementArea))
77 print "-------------------------- MaxElementVolume"
79 maxElementVolume = 500
81 netgen3D = mesh.Tetrahedron(smesh.NETGEN)
82 hypVolume = netgen3D.MaxElementVolume(maxElementVolume)
83 print hypVolume.GetName()
84 print hypVolume.GetId()
85 print hypVolume.GetMaxElementVolume()
86 smesh.SetName(hypVolume, "MaxElementVolume_" + str(maxElementVolume))
88 salome.sg.updateObjBrowser(1)
90 print "-------------------------- compute the mesh of the boxe"
94 log = mesh.GetLog(0) # no erase trace
97 print "Information about the MeshBox:"
98 print "Number of nodes : ", mesh.NbNodes()
99 print "Number of edges : ", mesh.NbEdges()
100 print "Number of faces : ", mesh.NbFaces()
101 print "Number of triangles : ", mesh.NbTriangles()
102 print "Number of volumes : ", mesh.NbVolumes()
103 print "Number of tetrahedrons: ", mesh.NbTetras()
105 print "probleme when computing the mesh"