OpenFOAM logo
Open Source CFD Toolkit

linear.H

Go to the documentation of this file.
00001 /*---------------------------------------------------------------------------*\
00002   =========                 |
00003   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
00004    \\    /   O peration     |
00005     \\  /    A nd           | Copyright (C) 1991-2005 OpenCFD Ltd.
00006      \\/     M anipulation  |
00007 -------------------------------------------------------------------------------
00008 License
00009     This file is part of OpenFOAM.
00010 
00011     OpenFOAM is free software; you can redistribute it and/or modify it
00012     under the terms of the GNU General Public License as published by the
00013     Free Software Foundation; either version 2 of the License, or (at your
00014     option) any later version.
00015 
00016     OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
00017     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00018     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
00019     for more details.
00020 
00021     You should have received a copy of the GNU General Public License
00022     along with OpenFOAM; if not, write to the Free Software Foundation,
00023     Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
00024 
00025 Class
00026     linear
00027 
00028 Description
00029     Central-differencing interpolation scheme class
00030 
00031 SourceFiles
00032     linear.C
00033 
00034 \*---------------------------------------------------------------------------*/
00035 
00036 #ifndef linear_H
00037 #define linear_H
00038 
00039 #include "surfaceInterpolationScheme.H"
00040 #include "volFields.H"
00041 
00042 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
00043 
00044 namespace Foam
00045 {
00046 
00047 /*---------------------------------------------------------------------------*\
00048                            Class linear Declaration
00049 \*---------------------------------------------------------------------------*/
00050 
00051 template<class Type>
00052 class linear
00053 :
00054     public surfaceInterpolationScheme<Type>
00055 {
00056     // Private Member Functions
00057 
00058         //- Disallow default bitwise assignment
00059         void operator=(const linear&);
00060 
00061 
00062 public:
00063 
00064     //- Runtime type information
00065     TypeName("linear");
00066 
00067 
00068     // Constructors
00069 
00070         //- Construct from mesh
00071         linear(const fvMesh& mesh)
00072         :
00073             surfaceInterpolationScheme<Type>(mesh)
00074         {}
00075 
00076         //- Construct from Istream
00077         linear(const fvMesh& mesh, Istream&)
00078         :
00079             surfaceInterpolationScheme<Type>(mesh)
00080         {}
00081 
00082         //- Construct from faceFlux and Istream
00083         linear
00084         (
00085             const fvMesh& mesh,
00086             const surfaceScalarField&,
00087             Istream&
00088         )
00089         :
00090             surfaceInterpolationScheme<Type>(mesh)
00091         {}
00092 
00093 
00094     // Member Functions
00095 
00096         //- Return the interpolation weighting factors
00097         tmp<surfaceScalarField> weights
00098         (
00099             const GeometricField<Type, fvPatchField, volMesh>&
00100         ) const
00101         {
00102             return this->mesh().surfaceInterpolation::weights();
00103         }
00104 };
00105 
00106 
00107 template<class Type>
00108 tmp<GeometricField<Type, fvPatchField, surfaceMesh> >
00109 linearInterpolate(const GeometricField<Type, fvPatchField, volMesh>& vf)
00110 {
00111     return surfaceInterpolationScheme<Type>::interpolate
00112     (
00113         vf,
00114         vf.mesh().surfaceInterpolation::weights()
00115     );
00116 }
00117 
00118 
00119 template<class Type>
00120 tmp<GeometricField<Type, fvPatchField, surfaceMesh> >
00121 linearInterpolate(const tmp<GeometricField<Type, fvPatchField, volMesh> >& tvf)
00122 {
00123     tmp<GeometricField<Type, fvPatchField, surfaceMesh> > tinterp = 
00124         linearInterpolate(tvf());
00125     tvf.clear();
00126     return tinterp;
00127 }
00128 
00129 
00130 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
00131 
00132 } // End namespace Foam
00133 
00134 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
00135 
00136 #endif
00137 
00138 // ************************************************************************* //
For further information go to www.openfoam.org