lduPrimitiveProcessorInterface.H

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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-------------------------------------------------------------------------------
    Copyright (C) 2016 OpenFOAM Foundation
    Copyright (C) 2019-2022 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::lduPrimitiveProcessorInterface

Description
    Concrete implementation of processor interface. Used to temporarily store
    settings.

SourceFiles
    lduPrimitiveProcessorInterface.C

\*---------------------------------------------------------------------------*/

#ifndef Foam_lduPrimitiveProcessorInterface_H
#define Foam_lduPrimitiveProcessorInterface_H

#include "GAMGInterface.H"
#include "processorLduInterface.H"

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

namespace Foam
{

/*---------------------------------------------------------------------------*\
               Class lduPrimitiveProcessorInterface Declaration
\*---------------------------------------------------------------------------*/

class lduPrimitiveProcessorInterface
:
    public lduInterface,
    public processorLduInterface
{
    // Private Data

        //- Addressing
        const labelList faceCells_;

        //- My processor rank in communicator
        label myProcNo_;

        //- Neighbouring processor rank in communicator
        label neighbProcNo_;

        //- Transformation tensor
        tensorField forwardT_;

        //- Message tag used for sending
        int tag_;

        //- Communicator to use for parallel communication
        const label comm_;


public:

    //- Runtime type information
    TypeNameNoDebug("processorInterface");


    // Generated Methods

        //- No copy assignment
        void operator=(const lduPrimitiveProcessorInterface&) = delete;


    // Constructors

        //- Construct from components
        lduPrimitiveProcessorInterface
        (
            const labelUList& faceCells,
            const label myProcNo,
            const label neighbProcNo,
            const tensorField& forwardT,
            const int tag,
            const label comm = UPstream::worldComm
        );

        //- Copy constructor
        lduPrimitiveProcessorInterface
        (
            const lduPrimitiveProcessorInterface&
        );


    //- Destructor
    virtual ~lduPrimitiveProcessorInterface() = default;


    // Member Functions

        // Access

            //- Return faceCell addressing
            virtual const labelUList& faceCells() const
            {
                return faceCells_;
            }


        // 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;

            //- Return the values of the given internal data adjacent to
            //- the interface as a field using faceCells mapping
            virtual tmp<labelField> interfaceInternalField
            (
                const labelUList& internalData,
                const labelUList& faceCells
            ) const;

            //- Initialise neighbour field transfer
            virtual void initInternalFieldTransfer
            (
                const Pstream::commsTypes commsType,
                const labelUList& iF
            ) const;

            //- Initialise neighbour field transfer using faceCells
            virtual void initInternalFieldTransfer
            (
                const Pstream::commsTypes commsType,
                const labelUList& iF,
                const labelUList& faceCells
            ) const;

            //- Transfer and return internal field adjacent to the interface
            virtual tmp<labelField> internalFieldTransfer
            (
                const Pstream::commsTypes commsType,
                const labelUList& iF
            ) const;


    // Processor interface functions

        //- Return communicator used for sending
        virtual label comm() const
        {
            return comm_;
        }

        //- Return processor number (rank in communicator)
        virtual int myProcNo() const
        {
            return myProcNo_;
        }

        //- Return neighbour processor number (rank in communicator)
        virtual int neighbProcNo() const
        {
            return neighbProcNo_;
        }

        //- Return face transformation tensor
        virtual const tensorField& forwardT() const
        {
            return forwardT_;
        }

        //- Return message tag used for sending
        virtual int tag() const
        {
            return tag_;
        }


    // Edit

        //- Message tag used for sending (modifiable)
        int& tag()
        {
            return tag_;
        }
};


// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

} // End namespace Foam

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

#endif

// ************************************************************************* //