2 # Copyright (C) 2018-2021 CEA/DEN, EDF R&D, OPEN CASCADE
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, or (at your option) any later version.
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/ or email : webmaster.salome@opencascade.com
21 # test used in YACS, ForEachLoop
23 def geomesh(l0, r0, h0, d0, d1, my_container, direc):
24 print("Géometrie et maillage barre : (l0, r0, h0, d0, d1)=", (l0, r0, h0, d0, d1))
30 from salome.geom import geomBuilder
35 from salome.smesh import smeshBuilder
37 my_container.load_component_Library("GEOM")
38 #engineGeom = my_container.create_component_instance("GEOM")
39 engineGeom = my_container.load_impl("GEOM","")
40 geompy = geomBuilder.New(engineGeom)
41 my_container.load_component_Library("SMESH")
42 #engineSmesh = my_container.create_component_instance("SMESH")
43 engineSmesh = my_container.load_impl("SMESH","")
44 smesh = smeshBuilder.New(engineSmesh,engineGeom)
45 print("instances Names:", engineGeom.instanceName, engineSmesh.instanceName)
46 print("instances:", engineGeom, engineSmesh)
47 print("builders:", geompy, smesh)
49 volume = (2.*l0*r0 + 0.75*math.pi*r0*r0)*h0
50 O = geompy.MakeVertex(0, 0, 0)
51 OX = geompy.MakeVectorDXDYDZ(1, 0, 0)
52 OY = geompy.MakeVectorDXDYDZ(0, 1, 0)
53 OZ = geompy.MakeVectorDXDYDZ(0, 0, 1)
54 Vertex_1 = geompy.MakeVertex(-l0, -r0, 0)
55 Vertex_2 = geompy.MakeVertex(-l0-r0, 0, 0)
56 Vertex_3 = geompy.MakeVertex(-l0, r0, 0)
57 Vertex_4 = geompy.MakeVertex(l0, r0, 0)
58 Vertex_5 = geompy.MakeVertex(l0+r0, 0, 0)
59 Vertex_6 = geompy.MakeVertex(l0, -r0, 0)
60 Arc_1 = geompy.MakeArc(Vertex_1, Vertex_2, Vertex_3)
61 Arc_2 = geompy.MakeArc(Vertex_4, Vertex_5, Vertex_6)
62 Line_1 = geompy.MakeLineTwoPnt(Vertex_3, Vertex_4)
63 Line_2 = geompy.MakeLineTwoPnt(Vertex_6, Vertex_1)
64 Face_1 = geompy.MakeFaceWires([Arc_1, Arc_2, Line_1, Line_2], 1)
65 barre0 = geompy.MakePrismVecH(Face_1, OZ, h0)
66 Vertex_1a = geompy.MakeVertex(-l0, -r0/2, 0)
67 Vertex_2a = geompy.MakeVertex(-l0-r0/2, 0, 0)
68 Vertex_3a = geompy.MakeVertex(-l0, r0/2, 0)
69 Vertex_4a = geompy.MakeVertex(l0, r0/2, 0)
70 Vertex_5a = geompy.MakeVertex(l0+r0/2, 0, 0)
71 Vertex_6a = geompy.MakeVertex(l0, -r0/2, 0)
72 Arc_1a = geompy.MakeArc(Vertex_1a, Vertex_2a, Vertex_3a)
73 Arc_2a = geompy.MakeArc(Vertex_4a, Vertex_5a, Vertex_6a)
74 Line_1a = geompy.MakeLineTwoPnt(Vertex_3a, Vertex_4a)
75 Line_2a = geompy.MakeLineTwoPnt(Vertex_6a, Vertex_1a)
76 Face_1a = geompy.MakeFaceWires([Arc_1a, Arc_2a, Line_1a, Line_2a], 1)
77 barrea = geompy.MakePrismVecH(Face_1a, OZ, h0)
78 barreb = geompy.MakeCut(barre0, barrea)
79 Plane_1 = geompy.MakePlane(Vertex_1, OX, 2000)
80 Plane_2 = geompy.MakePlane(Vertex_6, OX, 2000)
81 barre = geompy.MakePartition([barreb], [Plane_1, Plane_2], [], [], geompy.ShapeType["SOLID"], 0, [], 0)
82 v1 = geompy.MakeVertex(-l0-r0, 0, h0/2.)
83 v2 = geompy.MakeVertex(l0+r0, 0, h0/2.)
84 f1 = geompy.GetShapesNearPoint(barre, v1, geompy.ShapeType["FACE"])
85 f2 = geompy.GetShapesNearPoint(barre, v2, geompy.ShapeType["FACE"])
86 #f1 = geompy.CreateGroup(barre, geompy.ShapeType["FACE"])
87 #geompy.UnionIDs(f1, [3])
88 #f2 = geompy.CreateGroup(barre, geompy.ShapeType["FACE"])
89 #geompy.UnionIDs(f2, [20])
91 Auto_group_for_Sub_mesh_1 = geompy.CreateGroup(barre, geompy.ShapeType["FACE"])
92 geompy.UnionList(Auto_group_for_Sub_mesh_1, [f1, f2])
93 nom = r'barre_l_{:03d}__r_{:05.2f}__h_{:05.2f}__d0_{:05.2f}__d1_{:05.2f}'.format(int(l0), r0, h0, d0, d1)
94 nombrep = nom + ".brep"
95 geompy.ExportBREP(barre, direc + os.sep + nombrep )
96 props = geompy.BasicProperties(barre)
99 #geompy.addToStudy( barre, 'barre' )
100 #geompy.addToStudyInFather( barre, f1, 'f1' )
101 #geompy.addToStudyInFather( barre, f2, 'f2' )
103 smesh.SetEnablePublish( False )
106 barre_1 = smesh.Mesh(barre)
107 # SO = salome.myStudy.FindObjectIOR(salome.myStudy.ConvertObjectToIOR(barre_1.GetMesh()))
109 # print ("_______",SO.GetID(),SO.GetName())
111 # print ("_______NO_SO!!!")
113 NETGEN_1D_2D_3D = barre_1.Tetrahedron(algo=smeshBuilder.NETGEN_1D2D3D)
114 NETGEN_3D_Parameters_1 = NETGEN_1D_2D_3D.Parameters()
115 NETGEN_3D_Parameters_1.SetMaxSize( d0 )
116 NETGEN_3D_Parameters_1.SetSecondOrder( 0 )
117 NETGEN_3D_Parameters_1.SetOptimize( 1 )
118 NETGEN_3D_Parameters_1.SetFineness( 3 )
119 NETGEN_3D_Parameters_1.SetChordalError( 0.1 )
120 NETGEN_3D_Parameters_1.SetChordalErrorEnabled( 0 )
121 NETGEN_3D_Parameters_1.SetMinSize( d0 )
122 NETGEN_3D_Parameters_1.SetUseSurfaceCurvature( 1 )
123 NETGEN_3D_Parameters_1.SetFuseEdges( 1 )
124 NETGEN_3D_Parameters_1.SetQuadAllowed( 0 )
125 NETGEN_1D_2D = barre_1.Triangle(algo=smeshBuilder.NETGEN_1D2D,geom=Auto_group_for_Sub_mesh_1)
126 NETGEN_2D_Parameters_1 = NETGEN_1D_2D.Parameters()
127 NETGEN_2D_Parameters_1.SetMaxSize( d1 )
128 NETGEN_2D_Parameters_1.SetSecondOrder( 0 )
129 NETGEN_2D_Parameters_1.SetOptimize( 1 )
130 NETGEN_2D_Parameters_1.SetFineness( 3 )
131 NETGEN_2D_Parameters_1.SetChordalError( 0.1 )
132 NETGEN_2D_Parameters_1.SetChordalErrorEnabled( 0 )
133 NETGEN_2D_Parameters_1.SetMinSize( d1 )
134 NETGEN_2D_Parameters_1.SetUseSurfaceCurvature( 1 )
135 NETGEN_2D_Parameters_1.SetFuseEdges( 1 )
136 NETGEN_2D_Parameters_1.SetQuadAllowed( 0 )
138 Regular_1D = barre_1.Segment()
139 Number_of_Segments_1 = Regular_1D.NumberOfSegments(15)
140 Quadrangle_2D = barre_1.Quadrangle(algo=smeshBuilder.QUADRANGLE)
141 Hexa_3D = barre_1.Hexahedron(algo=smeshBuilder.Hexa)
142 isDone = barre_1.Compute()
144 f1_1 = barre_1.GroupOnGeom(f1,'f1',SMESH.FACE)
145 f2_1 = barre_1.GroupOnGeom(f2,'f2',SMESH.FACE)
146 smesh.SetName(barre_1, nom)
147 nommed = nom + ".med"
148 barre_1.ExportMED( direc + os.sep + nommed, auto_groups=0, minor=0, overwrite=1, meshPart=None, autoDimension=1 )
149 measure = smesh.CreateMeasurements()
150 meshvol = measure.Volume(barre_1.mesh)
151 print("Maillage publié : ", direc + os.sep + nommed)
152 clearMesh(barre_1, salome.myStudy, nom)
153 deltag = abs(geomvol - volume)/volume
154 deltam = abs(meshvol - geomvol)/geomvol
155 delta = abs(meshvol - volume)/volume
156 print("volumes:", volume, geomvol, meshvol, deltag, deltam)
157 assert(deltag < 1.e-5)
158 assert(deltam < 2.e-3)
164 def clearMesh(theMesh, theStudy, aName):
166 aMesh = theMesh.GetMesh()
168 # aStudyBuilder = theStudy.NewBuilder()
169 # SO = theStudy.FindObjectIOR(theStudy.ConvertObjectToIOR(aMesh))
170 # objects_to_unpublish = [SO]
171 # refs = theStudy.FindDependances(SO)
172 # objects_to_unpublish += refs
173 # for o in objects_to_unpublish:
175 # aStudyBuilder.RemoveObjectWithChildren(o)
176 print("clearMesh done:", aName)
178 def genere(r0, h0, my_container, direc):
180 d0 = min(r0/2., h0/6.)
182 res = geomesh(l0, r0, h0, d0, d1, my_container, direc)
185 def genere2(r0h0, my_container, direc):
189 d0 = min(r0/2., h0/6.)
191 res = geomesh(l0, r0, h0, d0, d1, my_container, direc)