cyclicACMIGAMGInterface.H

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/*---------------------------------------------------------------------------*\
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-------------------------------------------------------------------------------
    Copyright (C) 2013-2015 OpenFOAM Foundation
    Copyright (C) 2023 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::cyclicACMIGAMGInterface
 
Description
    GAMG agglomerated cyclic ACMI interface.
 
SourceFiles
    cyclicACMIGAMGInterface.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef Foam_cyclicACMIGAMGInterface_H
#define Foam_cyclicACMIGAMGInterface_H
 
#include "GAMGInterface.H"
#include "cyclicACMILduInterface.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                   Class cyclicACMIGAMGInterface Declaration
\*---------------------------------------------------------------------------*/
 
class cyclicACMIGAMGInterface
:
    public GAMGInterface,
    virtual public cyclicACMILduInterface
{
    // Private data
 
        label neighbPatchID_;
 
        bool owner_;
 
        tensorField forwardT_;
 
        tensorField reverseT_;
 
        //- AMI interface
        autoPtr<AMIPatchToPatchInterpolation> amiPtr_;
 
        //- rank in AMI with respect to parent communicator.
        //- Used for combining contributions from different processors if the
        //- destination processor was not in the original set.
        label myProcNo_;
 
 
    // Private Member Functions
 
        //- No copy construct
        cyclicACMIGAMGInterface(const cyclicACMIGAMGInterface&) = delete;
 
        //- No copy assignment
        void operator=(const cyclicACMIGAMGInterface&) = delete;
 
 
public:
 
    //- Runtime type information
    TypeName("cyclicACMI");
 
 
    // Constructors
 
        //- Construct from fine level interface,
        //- local and neighbour restrict addressing
        cyclicACMIGAMGInterface
        (
            const label index,
            const lduInterfacePtrsList& coarseInterfaces,
            const lduInterface& fineInterface,
            const labelField& restrictAddressing,
            const labelField& neighbourRestrictAddressing,
            const label fineLevelIndex,
            const label coarseComm
        );
 
        //- Construct from Istream
        cyclicACMIGAMGInterface
        (
            const label index,
            const lduInterfacePtrsList& coarseInterfaces,
            Istream& is
        );
 
        //- Construct from fine level interface,
        //- local and neighbour restrict addressing
        cyclicACMIGAMGInterface
        (
            const label index,
            const lduInterfacePtrsList& coarseInterfaces,
            const lduInterface& fineInterface,
            const labelList& interfaceMap,
            const labelUList& faceCells,
            const labelUList& faceRestrictAddresssing,
            const labelUList& faceOffsets,
            const lduInterfacePtrsList& allInterfaces,
            const label coarseComm,
            const label myProcNo,
            const labelList& procAgglomMap
        );
 
        //- Construct by assembling and returning a clone.
        virtual autoPtr<GAMGInterface> clone
        (
            const label index,
            const lduInterfacePtrsList& coarseInterfaces,
            const labelList& interfaceMap,
            const labelUList& faceCells,
            const labelUList& faceRestrictAddresssing,
            const labelUList& faceOffsets,
            const lduInterfacePtrsList& allInterfaces,
            const label coarseComm,
            const label myProcNo,
            const labelList& procAgglomMap
        ) const
        {
            return autoPtr<GAMGInterface>
            (
                new cyclicACMIGAMGInterface
                (
                    index,
                    coarseInterfaces,
                    *this,
                    interfaceMap,
                    faceCells,
                    faceRestrictAddresssing,
                    faceOffsets,
                    allInterfaces,
                    coarseComm,
                    myProcNo,
                    procAgglomMap
                )
            );
        }
 
 
    //- Destructor
    virtual ~cyclicACMIGAMGInterface() = default;
 
 
    // Member Functions
 
        // Interface transfer functions
 
            //- Transfer and return internal field adjacent to the interface
            virtual tmp<labelField> internalFieldTransfer
            (
                const Pstream::commsTypes commsType,
                const labelUList& iF
            ) const;
 
 
        //- Cyclic interface functions
 
            //- Return neighbour processor number
            virtual label neighbPatchID() const
            {
                return neighbPatchID_;
            }
 
            virtual bool owner() const
            {
                return owner_;
            }
 
            virtual const cyclicACMIGAMGInterface& neighbPatch() const
            {
                return dynamic_cast<const cyclicACMIGAMGInterface&>
                (
                    coarseInterfaces_[neighbPatchID()]
                );
            }
 
            virtual const AMIPatchToPatchInterpolation& AMI() const
            {
                return *amiPtr_;
            }
 
            //- Return face transformation tensor
            virtual const tensorField& forwardT() const
            {
                return forwardT_;
            }
 
            //- Return neighbour-cell transformation tensor
            virtual const tensorField& reverseT() const
            {
                return reverseT_;
            }
 
            //- -1 or old local rank
            virtual label myProcNo() const
            {
                return myProcNo_;
            }
 
 
        // I/O
 
            //- Write to stream
            virtual void write(Ostream&) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //