1 # Copyright (C) 2005 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
2 # CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
4 # This library is free software; you can redistribute it and/or
5 # modify it under the terms of the GNU Lesser General Public
6 # License as published by the Free Software Foundation; either
7 # version 2.1 of the License.
9 # This library is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 # Lesser General Public License for more details.
14 # You should have received a copy of the GNU Lesser General Public
15 # License along with this library; if not, write to the Free Software
16 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 # See http://www.salome-platform.org/
20 # CEA/LGLS 2004-2005, Francis KLOSS (OCC)
21 # =======================================
30 # grid compound of 17 x 17 elements
31 # an element is compound of 3 concentric cylinders
32 # an element is centered in a square of the grid
34 # prism the grid, and mesh it in hexahedral way
54 # Solids and rotation to prevent repair
55 # -------------------------------------
57 s_boite = MakeBox(g_x-g_arete, g_y-g_hauteur, g_z-g_arete, g_x+g_arete, g_y+g_hauteur, g_z+g_arete)
60 s_hauteur = 2*g_hauteur
61 s_centre = MakeVertex(g_x, g_y-g_hauteur, g_z)
62 s_dir = MakeVectorDXDYDZ(0, 1, 0)
64 s_cyl0 = MakeCylinder(s_centre, s_dir, g_rayon3, s_hauteur)
65 s_cyl1 = MakeRotation(s_cyl0, s_dir, s_pi4)
67 s_blo1 = MakeCut(s_boite, s_cyl1)
69 s_cyl0 = MakeCylinder(s_centre, s_dir, g_rayon2, s_hauteur)
70 s_cyl2 = MakeRotation(s_cyl0, s_dir, s_pi4)
72 s_blo2 = MakeCut(s_cyl1, s_cyl2)
74 s_cyl0 = MakeCylinder(s_centre, s_dir, g_rayon1, s_hauteur)
75 s_cyl3 = MakeRotation(s_cyl0, s_dir, s_pi4)
77 s_blo3 = MakeCut(s_cyl2, s_cyl3)
81 s_blo4 = MakeBox(g_x-s_arete, g_y-g_hauteur, g_z-s_arete, g_x+s_arete, g_y+g_hauteur, g_z+s_arete)
83 s_blo5 = MakeCut(s_cyl3, s_blo4)
89 p_tools.append(MakePlane(s_centre, MakeVectorDXDYDZ( 1, 0, 1), g_trim))
90 p_tools.append(MakePlane(s_centre, MakeVectorDXDYDZ(-1, 0, 1), g_trim))
92 p_partie = MakePartition([s_blo1, s_blo2, s_blo3, s_blo5], p_tools, [], [], ShapeType["SOLID"])
97 c_blocs = SubShapeAll(p_partie, ShapeType["SOLID"])
98 c_blocs.append(s_blo4)
100 c_cpd = MakeCompound(c_blocs)
102 c_element = MakeGlueFaces(c_cpd, 1e-4)
107 piece = MakeMultiTranslation2D(c_element, MakeVectorDXDYDZ(1, 0, 0), 2*g_arete, g_grid, MakeVectorDXDYDZ(0, 0, 1), 2*g_arete, g_grid)
112 piece_id = addToStudy(piece, "ex12_grid17partition")
117 # Create a hexahedral mesh
118 # ------------------------
120 hexa = smesh.Mesh(piece, "ex12_grid17partition:hexa")
122 algo = hexa.Segment()
123 algo.NumberOfSegments(2)