FreeFOAM The Cross-Platform CFD Toolkit
engineMesh.C
Go to the documentation of this file.
1 /*---------------------------------------------------------------------------*\
2  ========= |
3  \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
4  \\ / O peration |
5  \\ / A nd | Copyright (C) 1991-2010 OpenCFD Ltd.
6  \\/ M anipulation |
7 -------------------------------------------------------------------------------
8 License
9  This file is part of OpenFOAM.
10 
11  OpenFOAM is free software: you can redistribute it and/or modify it
12  under the terms of the GNU General Public License as published by
13  the Free Software Foundation, either version 3 of the License, or
14  (at your option) any later version.
15 
16  OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
17  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18  FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
19  for more details.
20 
21  You should have received a copy of the GNU General Public License
22  along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
23 
24 \*---------------------------------------------------------------------------*/
25 
26 #include "engineMesh.H"
28 
29 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
30 
32 
34 
35 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
36 
37 Foam::engineMesh::engineMesh(const IOobject& io)
38 :
39  fvMesh(io),
40  engineDB_(refCast<const engineTime>(time())),
41  pistonIndex_(-1),
42  linerIndex_(-1),
43  cylinderHeadIndex_(-1),
44  deckHeight_("deckHeight", dimLength, GREAT),
45  pistonPosition_("pistonPosition", dimLength, -GREAT)
46 {
47  bool foundPiston = false;
48  bool foundLiner = false;
49  bool foundCylinderHead = false;
50 
51  forAll(boundary(), i)
52  {
53  if (boundary()[i].name() == "piston")
54  {
55  pistonIndex_ = i;
56  foundPiston = true;
57  }
58  else if (boundary()[i].name() == "liner")
59  {
60  linerIndex_ = i;
61  foundLiner = true;
62  }
63  else if (boundary()[i].name() == "cylinderHead")
64  {
66  foundCylinderHead = true;
67  }
68  }
69 
70  reduce(foundPiston, orOp<bool>());
71  reduce(foundLiner, orOp<bool>());
72  reduce(foundCylinderHead, orOp<bool>());
73 
74  if (!foundPiston)
75  {
76  FatalErrorIn("engineMesh::engineMesh(const IOobject& io)")
77  << "cannot find piston patch"
78  << exit(FatalError);
79  }
80 
81  if (!foundLiner)
82  {
83  FatalErrorIn("engineMesh::engineMesh(const IOobject& io)")
84  << "cannot find liner patch"
85  << exit(FatalError);
86  }
87 
88  if (!foundCylinderHead)
89  {
90  FatalErrorIn("engineMesh::engineMesh(const IOobject& io)")
91  << "cannot find cylinderHead patch"
92  << exit(FatalError);
93  }
94 
95  {
96  if (pistonIndex_ != -1)
97  {
98  pistonPosition_.value() = -GREAT;
99  if (boundary()[pistonIndex_].patch().localPoints().size())
100  {
102  max(boundary()[pistonIndex_].patch().localPoints()).z();
103  }
104  }
106 
107  if (cylinderHeadIndex_ != -1)
108  {
109  deckHeight_.value() = GREAT;
110  if (boundary()[cylinderHeadIndex_].patch().localPoints().size())
111  {
112  deckHeight_.value() = min
113  (
114  boundary()[cylinderHeadIndex_].patch().localPoints()
115  ).z();
116  }
117  }
119 
120  Info<< "deckHeight: " << deckHeight_.value() << nl
121  << "piston position: " << pistonPosition_.value() << endl;
122  }
123 }
124 
125 
126 // * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
127 
129 {}
130 
131 // ************************ vim: set sw=4 sts=4 et: ************************ //