coupledFvPatch.H

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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
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    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::coupledFvPatch
 
Description
    An abstract base class for patches that couple regions of the
    computational domain e.g. cyclic and processor-processor links.
 
SourceFiles
    coupledFvPatch.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef coupledFvPatch_H
#define coupledFvPatch_H
 
#include "fvPatch.H"
#include "lduInterface.H"
#include "coupledPolyPatch.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                       Class coupledFvPatch Declaration
\*---------------------------------------------------------------------------*/
 
class coupledFvPatch
:
    public lduInterface,
    public fvPatch
{
    // Private Data
 
        //- Reference to the coupled polyPatch
        const coupledPolyPatch& coupledPolyPatch_;
 
 
protected:
 
    // Protected Member functions
 
        //- Make patch weighting factors
        void makeWeights
        (
            scalarField& w,
            const vectorField& nbrSf,
            const vectorField& nbrDelta
        ) const;
 
        //- Return delta (P to N) vectors across coupled patch
        tmp<vectorField> delta(const vectorField& nbrDelta) const;
 
 
public:
 
    //- Runtime type information
    TypeName(coupledPolyPatch::typeName_());
 
 
    // Constructors
 
        //- Construct from polyPatch
        coupledFvPatch(const polyPatch& patch, const fvBoundaryMesh& bm)
        :
            fvPatch(patch, bm),
            coupledPolyPatch_(refCast<const coupledPolyPatch>(patch))
        {}
 
 
    //- Destructor
    virtual ~coupledFvPatch();
 
 
    // Member Functions
 
        // Access
 
            //- Return true because this patch is coupled
            virtual bool coupled() const
            {
                return coupledPolyPatch_.coupled();
            }
 
            //- Does this side own the patch ?
            virtual bool owner() const
            {
                return coupledPolyPatch_.owner();
            }
 
            //- Does the coupled side own the patch ?
            virtual bool neighbour() const
            {
                return !owner();
            }
 
            //- Return transformation between the coupled patches
            virtual const transformer& transform() const = 0;
 
            //- Return faceCell addressing
            virtual const labelUList& faceCells() const
            {
                return fvPatch::faceCells();
            }
 
            //- Make patch weighting factors
            virtual void makeWeights(scalarField& w) const = 0;
 
            //- Return delta (P to N) vectors across coupled patch
            virtual tmp<vectorField> delta() const = 0;
 
 
        // Interface transfer functions
 
            //- Return the values of the given internal data adjacent to
            //  the interface as a field
            virtual tmp<labelField> interfaceInternalField
            (
                const labelUList& internalData
            ) const = 0;
 
            //- Inherit initInternalFieldTransfer from lduInterface
            using lduInterface::initInternalFieldTransfer;
 
            //- Initialise neighbour field transfer
            virtual void initInternalFieldTransfer
            (
                const Pstream::commsTypes commsType,
                labelUList& iF
            ) const
            {}
 
            //- Return neighbour field
            virtual tmp<labelField> internalFieldTransfer
            (
                const Pstream::commsTypes commsType,
                const labelUList& iF
            ) const = 0;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //