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https://git.salome-platform.org/gitpub/modules/smesh.git
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150 lines
5.1 KiB
Python
Executable File
150 lines
5.1 KiB
Python
Executable File
# -*- coding: iso-8859-1 -*-
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# Copyright (C) 2007-2010 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.
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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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#####################################################################
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#Created :17/02/2005
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#Auhtor :MASLOV Eugeny, KOVALTCHUK Alexey
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#####################################################################
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#
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import geompy
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import salome
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import smesh
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import os
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import math
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#Sketcher_1 creation
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print "Sketcher creation..."
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Sketcher_1 = geompy.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")
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geompy.addToStudy(Sketcher_1, "Sketcher_1")
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Face_1 = geompy.MakeFace(Sketcher_1, 1)
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geompy.addToStudy(Face_1, "Face_1")
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#Line creation
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print "Line creation..."
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Line_1 = geompy.MakeLineTwoPnt(geompy.MakeVertex(0,0,0), geompy.MakeVertex(0,0,100))
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geompy.addToStudy(Line_1, "Line_1")
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#Prism creation
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print "Prism creation..."
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Prism_1 = geompy.MakePrismVecH(Face_1, Line_1, 100)
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geompy.addToStudy(Prism_1, "Prism_1")
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#Sketcher_2 creation
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print "Sketcher creation..."
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Sketcher_2 = geompy.MakeSketcher("Sketcher:F 50 0:TT 80 0:TT 112 13:TT 112 48:TT 80 63:TT 80 90:TT 50 90:WW", [0,0,0, 1,0,0, 0,1,0])
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geompy.addToStudy(Sketcher_2, "Sketcher_2")
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Face_2 = geompy.MakeFace(Sketcher_2, 1)
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geompy.addToStudy(Face_2, "Face_2")
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#Revolution creation
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print "Revolution creation..."
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Revolution_1 = geompy.MakeRevolution(Face_2, Line_1, 2*math.pi)
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geompy.addToStudy(Revolution_1, "Revolution_1")
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#Common applying
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print "Common of Revolution and Prism..."
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Common_1 = geompy.MakeBoolean(Revolution_1, Prism_1, 1)
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geompy.addToStudy(Common_1, "Common_1")
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#Explode Common_1 on edges
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CommonExplodedListEdges = geompy.SubShapeAll(Common_1, geompy.ShapeType["EDGE"])
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for i in range(0, len(CommonExplodedListEdges)):
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name = "Edge_"+str(i+1)
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geompy.addToStudyInFather(Common_1, CommonExplodedListEdges[i], name)
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#Fillet applying
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print "Fillet creation..."
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Fillet_1 = geompy.MakeFillet(Common_1, 10, geompy.ShapeType["EDGE"], [5])
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geompy.addToStudy(Fillet_1, "Fillet_1")
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#Chamfer applying
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print "Chamfer creation..."
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Chamfer_1 = geompy.MakeChamferEdge(Fillet_1, 10, 10, 16, 50 )
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geompy.addToStudy(Chamfer_1, "Chamfer_1")
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Chamfer_2 = geompy.MakeChamferEdge(Chamfer_1, 10, 10, 21, 31 )
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geompy.addToStudy(Chamfer_2, "Chamfer_2")
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#Import of the shape from "slots.brep"
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print "Import multi-rotation from the DATA_DIR/Shapes/Brep/slots.brep"
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thePath = os.getenv("DATA_DIR")
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theFileName = os.path.join( thePath,"Shapes","Brep","slots.brep")
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theShapeForCut = geompy.ImportBREP(theFileName)
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geompy.addToStudy(theShapeForCut, "slot.brep_1")
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#Cut applying
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print "Cut..."
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Cut_1 = geompy.MakeBoolean(Chamfer_2, theShapeForCut, 2)
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Cut_1_ID = geompy.addToStudy(Cut_1, "Cut_1")
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#Mesh creation
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smesh.SetCurrentStudy(salome.myStudy)
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# -- Init --
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shape_mesh = salome.IDToObject( Cut_1_ID )
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mesh = smesh.Mesh(shape_mesh, "Nut")
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#HYPOTHESIS CREATION
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print "-------------------------- Average length"
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theAverageLength = 5
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algoReg1D = mesh.Segment()
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hAvLength = algoReg1D.LocalLength(theAverageLength)
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print hAvLength.GetName()
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print hAvLength.GetId()
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print hAvLength.GetLength()
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smesh.SetName(hAvLength, "AverageLength_"+str(theAverageLength))
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print "-------------------------- MaxElementArea"
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theMaxElementArea = 20
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algoMef = mesh.Triangle(smesh.MEFISTO)
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hArea = algoMef.MaxElementArea( theMaxElementArea )
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print hArea.GetName()
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print hArea.GetId()
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print hArea.GetMaxElementArea()
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smesh.SetName(hArea, "MaxElementArea_"+str(theMaxElementArea))
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print "-------------------------- MaxElementVolume"
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theMaxElementVolume = 150
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algoNg = mesh.Tetrahedron(smesh.NETGEN)
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hVolume = algoNg.MaxElementVolume( theMaxElementVolume )
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print hVolume.GetName()
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print hVolume.GetId()
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print hVolume.GetMaxElementVolume()
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smesh.SetName(hVolume, "MaxElementVolume_"+str(theMaxElementVolume))
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print "-------------------------- compute the mesh of the mechanic piece"
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mesh.Compute()
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print "Information about the Nut:"
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print "Number of nodes : ", mesh.NbNodes()
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print "Number of edges : ", mesh.NbEdges()
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print "Number of faces : ", mesh.NbFaces()
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print "Number of triangles : ", mesh.NbTriangles()
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print "Number of quadrangles : ", mesh.NbQuadrangles()
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print "Number of volumes : ", mesh.NbVolumes()
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print "Number of tetrahedrons: ", mesh.NbTetras()
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salome.sg.updateObjBrowser(1)
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