1 # -*- coding: iso-8859-1 -*-
2 # Copyright (C) 2007-2016 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, or (at your option) any later version.
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
24 # =======================================
29 from salome.geom import geomBuilder
30 geompy = geomBuilder.New()
32 import SMESH, SALOMEDS
33 from salome.smesh import smeshBuilder
34 smesh = smeshBuilder.New()
41 # Element of a grid compound by a square with a cylinder on each vertex build by points, edges, faces and solids
56 r3 = demi*math.sqrt(3)
61 piecePoint111 = geompy.MakeVertex(ox+rayon , oy, oz)
62 piecePoint211 = geompy.MakeVertex(ox+arete-rayon, oy, oz)
63 piecePoint112 = geompy.MakeVertex(ox , oy, oz+rayon)
64 piecePoint212 = geompy.MakeVertex(ox+arete , oy, oz+rayon)
65 piecePoint113 = geompy.MakeVertex(ox , oy, oz+arete-rayon)
66 piecePoint213 = geompy.MakeVertex(ox+arete , oy, oz+arete-rayon)
67 piecePoint114 = geompy.MakeVertex(ox+rayon , oy, oz+arete)
68 piecePoint214 = geompy.MakeVertex(ox+arete-rayon, oy, oz+arete)
70 pieceCenter1 = geompy.MakeVertex(ox , oy, oz)
71 pieceCenter2 = geompy.MakeVertex(ox+arete , oy, oz)
72 pieceCenter3 = geompy.MakeVertex(ox , oy, oz+arete)
73 pieceCenter4 = geompy.MakeVertex(ox+arete , oy, oz+arete)
75 piecePass1 = geompy.MakeVertex(ox+demi , oy, oz+r3)
76 piecePass2 = geompy.MakeVertex(ox+arete-demi , oy, oz+r3)
77 piecePass3 = geompy.MakeVertex(ox+arete-demi , oy, oz+arete-r3)
78 piecePass4 = geompy.MakeVertex(ox+demi , oy, oz+arete-r3)
83 pieceEdgeSquare1 = geompy.MakeEdge(piecePoint111, piecePoint211)
84 pieceEdgeSquare2 = geompy.MakeEdge(piecePoint114, piecePoint214)
85 pieceEdgeSquare3 = geompy.MakeEdge(piecePoint112, piecePoint113)
86 pieceEdgeSquare4 = geompy.MakeEdge(piecePoint212, piecePoint213)
88 pieceEdgeDiagonal1 = geompy.MakeEdge(piecePoint111, piecePoint213)
89 pieceEdgeDiagonal2 = geompy.MakeEdge(piecePoint112, piecePoint214)
91 pieceEdgeArc1 = geompy.MakeArc(piecePoint111, piecePass1, piecePoint112)
92 pieceEdgeArc2 = geompy.MakeArc(piecePoint211, piecePass2, piecePoint212)
93 pieceEdgeArc3 = geompy.MakeArc(piecePoint213, piecePass3, piecePoint214)
94 pieceEdgeArc4 = geompy.MakeArc(piecePoint113, piecePass4, piecePoint114)
99 pieceFace1 = geompy.MakeQuad(pieceEdgeSquare1, pieceEdgeArc2, pieceEdgeSquare4, pieceEdgeDiagonal1)
100 pieceFace2 = geompy.MakeQuad(pieceEdgeSquare2, pieceEdgeArc4, pieceEdgeSquare3, pieceEdgeDiagonal2)
102 pieceFace3 = geompy.MakeQuad(pieceEdgeArc1, pieceEdgeDiagonal1, pieceEdgeArc3, pieceEdgeDiagonal2)
107 pieceVector = geompy.MakeVectorDXDYDZ(0, 1, 0)
109 pieceSolid1 = geompy.MakePrismVecH(pieceFace1, pieceVector, hauteur)
110 pieceSolid2 = geompy.MakePrismVecH(pieceFace2, pieceVector, hauteur)
111 pieceSolid3 = geompy.MakePrismVecH(pieceFace3, pieceVector, hauteur)
116 c_cpd = geompy.MakeCompound([pieceSolid1, pieceSolid2, pieceSolid3])
118 piece = geompy.MakeGlueFaces(c_cpd, 1.e-5)
123 piece_id = geompy.addToStudy(piece, "ex09_grid4build")
128 # Create a hexahedral mesh
129 # ------------------------
131 hexa = smesh.Mesh(piece, "ex09_grid4build:hexa")
133 algo = hexa.Segment()
134 algo.NumberOfSegments(6)
145 # Update object browser
146 # ---------------------
148 salome.sg.updateObjBrowser()