lduInterface.H

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/*---------------------------------------------------------------------------*\
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-------------------------------------------------------------------------------
    Copyright (C) 2011 OpenFOAM Foundation
    Copyright (C) 2019 OpenCFD Ltd.
-------------------------------------------------------------------------------
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::lduInterface
 
Description
    An abstract base class for implicitly-coupled interfaces
    e.g. processor and cyclic patches.
 
SourceFiles
    lduInterface.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef lduInterface_H
#define lduInterface_H
 
#include "labelField.H"
#include "typeInfo.H"
#include "Pstream.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                     Class lduInterface Declaration
\*---------------------------------------------------------------------------*/
 
class lduInterface
{
public:
 
    //- Runtime type information
    TypeName("lduInterface");
 
 
    // Constructors
 
        //- Construct null
        lduInterface() = default;
 
 
    //- Destructor
    virtual ~lduInterface() = default;
 
 
    // Member Functions
 
        // Access
 
            //- Return faceCell addressing
            virtual const labelUList& faceCells() 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;
 
            //- Initialise transfer of internal field adjacent to the interface
            virtual void initInternalFieldTransfer
            (
                const Pstream::commsTypes commsType,
                const labelUList& iF
            ) const
            {}
 
            //- Transfer and return internal field adjacent to the interface
            virtual tmp<labelField> internalFieldTransfer
            (
                const Pstream::commsTypes commsType,
                const labelUList& iF
            ) const = 0;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //