-
Notifications
You must be signed in to change notification settings - Fork 604
/
removeFaces.C
171 lines (126 loc) · 4.62 KB
/
removeFaces.C
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Copyright (C) 2011-2019 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
Application
removeFaces
Description
Utility to remove faces (combines cells on both sides).
Takes faceSet of candidates for removal and writes faceSet with faces that
will actually be removed. (because e.g. would cause two faces between the
same cells). See removeFaces in dynamicMesh library for constraints.
\*---------------------------------------------------------------------------*/
#include "argList.H"
#include "Time.H"
#include "polyTopoChange.H"
#include "faceSet.H"
#include "removeFaces.H"
#include "ReadFields.H"
#include "volFields.H"
#include "surfaceFields.H"
#include "pointFields.H"
using namespace Foam;
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
int main(int argc, char *argv[])
{
#include "addOverwriteOption.H"
argList::validArgs.append("faceSet");
argList::addBoolOption
(
"noFields",
"do not update fields"
);
#include "setRootCase.H"
#include "createTime.H"
runTime.functionObjects().off();
const bool overwrite = args.optionFound("overwrite");
const bool fields = !args.optionFound("noFields");
#include "createMesh.H"
const word oldInstance = mesh.pointsInstance();
const word setName = args[1];
// Read faces
faceSet candidateSet(mesh, setName);
Pout<< "Read " << candidateSet.size() << " faces to remove" << nl
<< endl;
labelList candidates(candidateSet.toc());
// Face removal engine. No checking for not merging boundary faces.
removeFaces faceRemover(mesh, 2);
// Get compatible set of faces and connected sets of cells.
labelList cellRegion;
labelList cellRegionMaster;
labelList facesToRemove;
faceRemover.compatibleRemoves
(
candidates,
cellRegion,
cellRegionMaster,
facesToRemove
);
{
faceSet compatibleRemoves(mesh, "compatibleRemoves", facesToRemove);
Pout<< "Original faces to be removed:" << candidateSet.size() << nl
<< "New faces to be removed:" << compatibleRemoves.size() << nl
<< endl;
Pout<< "Writing new faces to be removed to faceSet "
<< compatibleRemoves.instance()
/compatibleRemoves.local()
/compatibleRemoves.name()
<< endl;
compatibleRemoves.write();
}
// Read objects in time directory
IOobjectList objects(mesh, runTime.timeName());
if (fields) Info<< "Reading geometric fields" << nl << endl;
#include "readVolFields.H"
#include "readSurfaceFields.H"
#include "readPointFields.H"
Info<< endl;
// Topo changes container
polyTopoChange meshMod(mesh);
// Insert mesh refinement into polyTopoChange.
faceRemover.setRefinement
(
facesToRemove,
cellRegion,
cellRegionMaster,
meshMod
);
autoPtr<mapPolyMesh> morphMap = meshMod.changeMesh(mesh, false);
mesh.updateMesh(morphMap);
// Move mesh (since morphing does not do this)
if (morphMap().hasMotionPoints())
{
mesh.movePoints(morphMap().preMotionPoints());
}
// Update numbering of cells/vertices.
faceRemover.updateMesh(morphMap);
if (!overwrite)
{
runTime++;
}
else
{
mesh.setInstance(oldInstance);
}
// Take over refinement levels and write to new time directory.
Pout<< "Writing mesh to time " << runTime.timeName() << endl;
mesh.write();
Pout<< "End\n" << endl;
return 0;
}
// ************************************************************************* //