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https://git.salome-platform.org/gitpub/modules/smesh.git
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118 lines
2.8 KiB
Python
118 lines
2.8 KiB
Python
# -*- coding: iso-8859-1 -*-
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# Copyright (C) 2007-2023 CEA, EDF, 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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# A small cube centered and put on a great cube build with partition
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# Values
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# ------
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g_ox = 0
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g_oy = 0
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g_oz = 0
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g_arete = 10
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g_trim = 1000
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# Points
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# ------
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v_arete2 = g_arete*2
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v_arete3 = g_arete*3
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v_1 = geompy.MakeVertex(g_ox , g_oy , g_oz )
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v_2 = geompy.MakeVertex(g_ox+v_arete3, g_oy+g_arete , g_oz+v_arete3)
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v_3 = geompy.MakeVertex(g_ox+g_arete , g_oy+g_arete , g_oz+g_arete )
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v_4 = geompy.MakeVertex(g_ox+v_arete2, g_oy+v_arete2, g_oz+v_arete2)
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# Solids
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# ------
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s_base = geompy.MakeBoxTwoPnt(v_1, v_2)
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s_haut = geompy.MakeBoxTwoPnt(v_3, v_4)
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# Partition
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# ---------
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p_dir1 = geompy.MakeVectorDXDYDZ(1, 0, 0)
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p_dir2 = geompy.MakeVectorDXDYDZ(0, 0, 1)
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p_dir3 = geompy.MakeVectorDXDYDZ(0, 1, 0)
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p_tools = []
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p_tools.append(geompy.MakePlane(v_3, p_dir1, g_trim))
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p_tools.append(geompy.MakePlane(v_4, p_dir1, g_trim))
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p_tools.append(geompy.MakePlane(v_3, p_dir2, g_trim))
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p_tools.append(geompy.MakePlane(v_4, p_dir2, g_trim))
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p_tools.append(geompy.MakePlane(v_3, p_dir3, g_trim))
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piece = geompy.MakePartition([s_base, s_haut], p_tools, [], [], geompy.ShapeType["SOLID"])
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# Study
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# -----
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piece_id = geompy.addToStudy(piece, "ex03_cube2partition")
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# Meshing
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# =======
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# Create hexahedrical mesh on piece
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# ---------------------------------
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hexa = smesh.Mesh(piece, "ex03_cube2partition:hexa")
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algo = hexa.Segment()
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algo.NumberOfSegments(5)
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hexa.Quadrangle()
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hexa.Hexahedron()
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# Compute the mesh
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# ----------------
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isDone = hexa.Compute()
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if not isDone:
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raise Exception("Error when computing Mesh")
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# Update object browser
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# ---------------------
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salome.sg.updateObjBrowser()
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