Forward compatibility: flex
[foam-extend-3.2.git] / src / dynamicMesh / dynamicTopoFvMesh / fieldMapping / topoCellMapperTemplates.C
blobb99a552838b6a8f058af105b79b3d621a8baffa3
1 /*---------------------------------------------------------------------------*\
2   =========                 |
3   \\      /  F ield         | foam-extend: Open Source CFD
4    \\    /   O peration     | Version:     3.2
5     \\  /    A nd           | Web:         http://www.foam-extend.org
6      \\/     M anipulation  | For copyright notice see file Copyright
7 -------------------------------------------------------------------------------
8 License
9     This file is part of foam-extend.
11     foam-extend is free software: you can redistribute it and/or modify it
12     under the terms of the GNU General Public License as published by the
13     Free Software Foundation, either version 3 of the License, or (at your
14     option) any later version.
16     foam-extend is distributed in the hope that it will be useful, but
17     WITHOUT ANY WARRANTY; without even the implied warranty of
18     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
19     General Public License for more details.
21     You should have received a copy of the GNU General Public License
22     along with foam-extend.  If not, see <http://www.gnu.org/licenses/>.
24 \*---------------------------------------------------------------------------*/
26 namespace Foam
29 // * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
31 //- Conservatively map the internal field
32 template <class Type, class gradType>
33 void topoCellMapper::mapInternalField
35     const word& fieldName,
36     const Field<gradType>& gF,
37     Field<Type>& iF
38 ) const
40     if (iF.size() != sizeBeforeMapping() || gF.size() != sizeBeforeMapping())
41     {
42         FatalErrorIn
43         (
44             "\n\n"
45             "void topoCellMapper::mapInternalField<Type>\n"
46             "(\n"
47             "    const word& fieldName,\n"
48             "    const Field<gradType>& gF,\n"
49             "    Field<Type>& iF\n"
50             ") const\n"
51         )  << "Incompatible size before mapping." << nl
52            << " Field: " << fieldName << nl
53            << " Field size: " << iF.size() << nl
54            << " Gradient Field size: " << gF.size() << nl
55            << " map size: " << sizeBeforeMapping() << nl
56            << abort(FatalError);
57     }
59     // If we have direct addressing, map and bail out
60     if (direct())
61     {
62         iF.autoMap(*this);
63         return;
64     }
66     // Fetch addressing
67     const labelListList& cAddressing = addressing();
68     const List<scalarField>& wC = intersectionWeights();
69     const List<vectorField>& xC = intersectionCentres();
71     // Fetch geometry
72     const vectorField& centres = tMapper_.internalCentres();
74     // Copy the original field
75     Field<Type> fieldCpy(iF);
77     // Resize to current dimensions
78     iF.setSize(size());
80     // Map the internal field
81     forAll(iF, cellI)
82     {
83         const labelList& addr = cAddressing[cellI];
85         iF[cellI] = pTraits<Type>::zero;
87         forAll(addr, cellJ)
88         {
89             // Accumulate volume-weighted Taylor-series interpolate
90             iF[cellI] +=
91             (
92                 wC[cellI][cellJ] *
93                 (
94                     fieldCpy[addr[cellJ]]
95                   + (
96                         gF[addr[cellJ]] &
97                         (
98                             xC[cellI][cellJ]
99                           - centres[addr[cellJ]]
100                         )
101                     )
102                 )
103             );
104         }
105     }
109 } // End namespace Foam
111 // ************************************************************************* //