1 # Copyright (C) 2007-2011 CEA/DEN, EDF R&D, OPEN CASCADE
3 # Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 # CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 # This library is free software; you can redistribute it and/or
7 # modify it under the terms of the GNU Lesser General Public
8 # License as published by the Free Software Foundation; either
9 # version 2.1 of the License.
11 # This library is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 # Lesser General Public License for more details.
16 # You should have received a copy of the GNU Lesser General Public
17 # License along with this library; if not, write to the Free Software
18 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
22 #####################################################################
24 #Auhtor :KOVALTCHUK Alexey
25 #####################################################################
27 def Geometry(y1=50, y2=90):
28 from batchmode_geompy import *
32 Sketcher_1 = MakeSketcher("Sketcher:F 100 -57.7:TT 100 57.7:TT 0 115.47:TT -100 57.7:TT -100 -57.7:TT 0 -115.47:WW")
33 addToStudy(Sketcher_1, "Sketcher_1")
34 Face_1 = MakeFace(Sketcher_1, 1)
35 addToStudy(Face_1, "Face_1")
37 Line_1 = MakeLineTwoPnt(MakeVertex(0,0,0), MakeVertex(0,0,100))
38 addToStudy(Line_1, "Line_1")
40 Prism_1 = MakePrismVecH(Face_1, Line_1, 100)
41 addToStudy(Prism_1, "Prism_1")
43 #"Sketcher:F 50 0:TT 80 0:TT 112 13:TT 112 48:TT 80 63:TT 80 90:TT 50 90:WW"
44 command = "Sketcher:F " + str(y1)+ " 0:TT 80 0:TT 112 13:TT 112 48:TT 80 63:TT 80 " + str(y2)+ ":TT " + str(y1) + " " + str(y2) + ":WW"
45 Sketcher_2 = MakeSketcher(command, [0,0,0, 1,0,0, 0,1,0])
46 addToStudy(Sketcher_2, "Sketcher_2")
47 Face_2 = MakeFace(Sketcher_2, 1)
48 addToStudy(Face_2, "Face_2")
50 Revolution_1 = MakeRevolution(Face_2, Line_1, 2*math.pi)
51 addToStudy(Revolution_1, "Revolution_1")
53 Common_1 = MakeBoolean(Revolution_1, Prism_1, 1)
54 addToStudy(Common_1, "Common_1")
55 #Explode Common_1 on edges
56 CommonExplodedListEdges = SubShapeAll(Common_1, ShapeType["EDGE"])
57 for i in range(0, len(CommonExplodedListEdges)):
58 name = "Edge_"+str(i+1)
59 addToStudyInFather(Common_1, CommonExplodedListEdges[i], name)
61 ID = GetSubShapeID(Common_1, CommonExplodedListEdges[0])
62 Fillet_1 = MakeFillet(Common_1, 10, ShapeType["EDGE"], [6])
63 addToStudy(Fillet_1, "Fillet_1")
65 Chamfer_1 = MakeChamferEdge(Fillet_1, 10, 10, 16, 50 )
66 addToStudy(Chamfer_1, "Chamfer_1")
67 Chamfer_2 = MakeChamferEdge(Chamfer_1, 10, 10, 21, 31 )
68 addToStudy(Chamfer_2, "Chamfer_2")
69 #Import of the shape from "slots.brep"
70 thePath = os.getenv("DATA_DIR")
71 theFileName = thePath + "/Shapes/Brep/slots.brep"
72 theShapeForCut = ImportBREP(theFileName)
73 addToStudy(theShapeForCut, "slot.brep_1")
75 Cut_1 = MakeBoolean(Chamfer_2, theShapeForCut, 2)
76 addToStudy(Cut_1, "Cut_1")
80 def Mesh(theNameOfTheShape = "Cut_1", theAverageLength = 5, theMaxElementArea = 20, theMaxElementVolume = 150):
81 #Format of the <theNameOfTheShape> parameter is: "[[first level object/[second level object/[.../]]]Name"
82 from batchmode_smesh import *
84 smesh.SetCurrentStudy(myStudy)
85 theNameOfTheShape = "/Geometry/"+ str(theNameOfTheShape)
86 SObject = myStudy.FindObjectByPath(theNameOfTheShape)
88 raise RuntimeError, "It is an incorrect object name..."
89 shape_mesh = IDToObject( SObject.GetID() )
90 mesh = smesh.CreateMesh(shape_mesh)
91 idmesh = ObjectToID(mesh)
92 SetName( idmesh, "Mesh" )
95 print "-------------------------- Average length"
96 theName = "AverageLength" + str(theAverageLength)
97 hAvLength = smesh.CreateHypothesis( "LocalLength", "libStdMeshersEngine.so" )
98 hAvLength.SetLength( theAverageLength )
99 print hAvLength.GetName()
100 print hAvLength.GetId()
101 SetName(ObjectToID(hAvLength), theName)
103 print "-------------------------- MaxElementArea"
104 theName = "MaxElementArea" + str( theMaxElementArea )
105 hArea = smesh.CreateHypothesis( "MaxElementArea", "libStdMeshersEngine.so" )
106 hArea.SetMaxElementArea( theMaxElementArea )
107 print hArea.GetName()
109 print hArea.GetMaxElementArea()
110 SetName(ObjectToID(hArea), theName)
112 print "-------------------------- MaxElementVolume"
113 theName = "MaxElementVolume" + str( theMaxElementVolume )
114 hVolume = smesh.CreateHypothesis( "MaxElementVolume", "libStdMeshersEngine.so" )
115 hVolume.SetMaxElementVolume( theMaxElementVolume )
116 print hVolume.GetName()
117 print hVolume.GetId()
118 print hVolume.GetMaxElementVolume()
119 SetName(ObjectToID(hVolume), theName)
121 mesh.AddHypothesis(shape_mesh, hAvLength)
122 mesh.AddHypothesis(shape_mesh, hArea)
123 mesh.AddHypothesis(shape_mesh, hVolume)
125 print "-------------------------- Regular_1D"
127 algoReg1D = smesh.CreateHypothesis( "Regular_1D", "libStdMeshersEngine.so" )
128 listHyp = algoReg1D.GetCompatibleHypothesis()
131 print algoReg1D.GetName()
132 print algoReg1D.GetId()
133 SetName(ObjectToID(algoReg1D), "Wire discretisation")
135 print "-------------------------- MEFISTO_2D"
136 algoMef = smesh.CreateHypothesis( "MEFISTO_2D", "libStdMeshersEngine.so" )
137 listHyp = algoMef.GetCompatibleHypothesis()
140 print algoMef.GetName()
141 print algoMef.GetId()
142 SetName(ObjectToID(algoMef), "Triangle (Mefisto)")
144 print "-------------------------- NETGEN_3D"
145 algoNg = smesh.CreateHypothesis( "NETGEN_3D", "libNETGENEngine.so" )
148 print algoNg.GetName()
150 SetName(ObjectToID(algoNg), "Tetrahedron (NETGEN)")
151 mesh.AddHypothesis(shape_mesh, algoReg1D)
152 mesh.AddHypothesis(shape_mesh, algoMef)
153 mesh.AddHypothesis(shape_mesh, algoNg)
154 smesh.Compute(mesh,shape_mesh)
156 print "Information about the mesh:"
157 print "Number of nodes : ", mesh.NbNodes()
158 print "Number of edges : ", mesh.NbEdges()
159 print "Number of faces : ", mesh.NbFaces()
160 print "Number of triangles : ", mesh.NbTriangles()
161 print "Number of quadrangles : ", mesh.NbQuadrangles()
162 print "Number of volumes : ", mesh.NbVolumes()
163 print "Number of tetrahedrons: ", mesh.NbTetras()