interpolationCellPatchConstrained.H

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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    \\  /    A nd           | www.openfoam.com
     \\/     M anipulation  |
-------------------------------------------------------------------------------
    Copyright (C) 2011-2017 OpenFOAM Foundation
-------------------------------------------------------------------------------
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
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    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/>.
 
Class
    Foam::interpolationCellPatchConstrained
 
Description
    Uses the cell value for any point in the cell apart from a boundary face
    where it uses the boundary value directly.
    Note: will not work on an empty patch.
 
\*---------------------------------------------------------------------------*/
 
#ifndef interpolationCellPatchConstrained_H
#define interpolationCellPatchConstrained_H
 
#include "interpolation.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                           Class interpolationCellPatchConstrained Declaration
\*---------------------------------------------------------------------------*/
 
template<class Type>
class interpolationCellPatchConstrained
:
    public interpolation<Type>
{
public:
 
    //- Runtime type information
    TypeName("cellPatchConstrained");
 
 
    // Constructors
 
        //- Construct from components
        interpolationCellPatchConstrained
        (
            const GeometricField<Type, fvPatchField, volMesh>& psi
        );
 
 
    // Member Functions
 
        //- Interpolate field to the given point in the given cell
        Type interpolate
        (
            const vector& position,     /* (unused) */
            const label celli,
            const label facei = -1
        ) const;
 
        //- Interpolate field to the given coordinates in the tetrahedron
        //  defined by the given indices. This is an optimisation which skips
        //  calculating the position, as cell interpolation doesn't need it.
        inline Type interpolate
        (
            const barycentric& coordinates,     /* (unused) */
            const tetIndices& tetIs,
            const label facei = -1
        ) const
        {
            return interpolate(vector::zero, tetIs.cell(), facei);
        }
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#ifdef NoRepository
    #include "interpolationCellPatchConstrained.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //