FreeFOAM The Cross-Platform CFD Toolkit
fvcAverage.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 "fvcAverage.H"
27 #include "fvcSurfaceIntegrate.H"
28 #include <finiteVolume/fvMesh.H>
29 #include <finiteVolume/linear.H>
30 
31 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
32 
33 namespace Foam
34 {
35 
36 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
37 
38 namespace fvc
39 {
40 
41 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
42 
43 template<class Type>
44 tmp<GeometricField<Type, fvPatchField, volMesh> >
45 average
46 (
48 )
49 {
50  const fvMesh& mesh = ssf.mesh();
51 
53  (
55  (
56  IOobject
57  (
58  "average("+ssf.name()+')',
59  ssf.instance(),
60  mesh,
63  ),
64  mesh,
65  ssf.dimensions()
66  )
67  );
68 
70 
71  av.internalField() =
72  (
73  surfaceSum(mesh.magSf()*ssf)/surfaceSum(mesh.magSf())
74  )().internalField();
75 
77  {
79  }
80 
82 
83  return taverage;
84 }
85 
86 
87 template<class Type>
89 average
90 (
92 )
93 {
95  (
96  fvc::average(tssf())
97  );
98  tssf.clear();
99  return taverage;
100 }
101 
102 
103 template<class Type>
105 average
106 (
108 )
109 {
110  return fvc::average(linearInterpolate(vtf));
111 }
112 
113 
114 template<class Type>
116 average
117 (
119 )
120 {
122  (
123  fvc::average(tvtf())
124  );
125  tvtf.clear();
126  return taverage;
127 }
128 
129 
130 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
131 
132 } // End namespace fvc
133 
134 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
135 
136 } // End namespace Foam
137 
138 // ************************ vim: set sw=4 sts=4 et: ************************ //