mirror of
https://git.salome-platform.org/gitpub/modules/smesh.git
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111 lines
3.0 KiB
Python
111 lines
3.0 KiB
Python
# -*- coding: iso-8859-1 -*-
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# Copyright (C) 2007-2020 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, or (at your option) any later version.
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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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#
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import salome
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salome.salome_init()
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import GEOM
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from salome.geom import geomBuilder
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geompy = geomBuilder.New()
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import SMESH, SALOMEDS
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from salome.smesh import smeshBuilder
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smesh = smeshBuilder.New()
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# Geometry
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# ========
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# Element of a grid compound by a square with a cylinder on each vertex build by using partition
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# Values
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# ------
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ox = 0
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oy = 0
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oz = 0
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arete = 50
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hauteur = 100
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rayon = 10
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g_trim = 1000
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# Box
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# ---
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piecePoint = geompy.MakeVertex(ox, oy, oz)
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pieceBox = geompy.MakeBoxTwoPnt(piecePoint, geompy.MakeVertex(ox+arete, oy+hauteur, oz+arete))
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# Cut by cylinders
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# ----------------
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dirUp = geompy.MakeVectorDXDYDZ(0, 1, 0)
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pieceCut1 = geompy.MakeCut(pieceBox , geompy.MakeCylinder(piecePoint , dirUp, rayon, hauteur))
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pieceCut2 = geompy.MakeCut(pieceCut1, geompy.MakeCylinder(geompy.MakeVertex(ox+arete, oy, oz ), dirUp, rayon, hauteur))
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pieceCut3 = geompy.MakeCut(pieceCut2, geompy.MakeCylinder(geompy.MakeVertex(ox , oy, oz+arete), dirUp, rayon, hauteur))
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pieceCut4 = geompy.MakeCut(pieceCut3, geompy.MakeCylinder(geompy.MakeVertex(ox+arete, oy, oz+arete), dirUp, rayon, hauteur))
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# Compound by make a partition of a solid
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# ---------------------------------------
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dir = geompy.MakeVectorDXDYDZ(-1, 0, 1)
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tools = []
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tools.append(geompy.MakePlane(geompy.MakeVertex(ox+rayon, oy, oz ), dir, g_trim))
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tools.append(geompy.MakePlane(geompy.MakeVertex(ox , oy, oz+rayon), dir, g_trim))
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piece = geompy.MakePartition([pieceCut4], tools, [], [], geompy.ShapeType["SOLID"])
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# Add in study
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# ------------
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piece_id = geompy.addToStudy(piece, "ex10_grid4geometry")
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# Meshing
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# =======
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# Create a hexahedral mesh
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# ------------------------
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hexa = smesh.Mesh(piece, "ex10_grid4geometry:hexa")
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algo = hexa.Segment()
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algo.NumberOfSegments(10)
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hexa.Quadrangle()
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hexa.Hexahedron()
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# Mesh calculus
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# -------------
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hexa.Compute()
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# Update object browser
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# ---------------------
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salome.sg.updateObjBrowser()
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