processorCyclicPolyPatch.H

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/*---------------------------------------------------------------------------*\
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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
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    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::processorCyclicPolyPatch

Description
    Neighbour processor patch.

    Note: morph patch face ordering is geometric.

SourceFiles
    processorCyclicPolyPatch.C

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

#ifndef processorCyclicPolyPatch_H
#define processorCyclicPolyPatch_H

#include "processorPolyPatch.H"
#include "cyclicPolyPatch.H"

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

namespace Foam
{

/*---------------------------------------------------------------------------*\
                  Class processorCyclicPolyPatch Declaration
\*---------------------------------------------------------------------------*/

class processorCyclicPolyPatch
:
    public processorPolyPatch
{
    // Private Data

        //- Name of originating patch
        const word referPatchName_;

        //- Message tag to use for communication
        mutable int tag_;

        //- Index of originating patch
        mutable label referPatchID_;


protected:

    // Protected Member functions

        //- Initialise the calculation of the patch geometry
        void initCalcGeometry(PstreamBuffers&);

        //- Calculate the patch geometry
        void calcGeometry(PstreamBuffers&);

        //- Calculate the patch geometry with externally
        //  provided geometry
        virtual void calcGeometry
        (
            const primitivePatch& referPatch,
            const pointField& thisCtrs,
            const vectorField& thisAreas,
            const pointField& thisCc,
            const pointField& nbrCtrs,
            const vectorField& nbrAreas,
            const pointField& nbrCc
        )
        {
            NotImplemented;
        }

        //- Initialise the patches for moving points
        void initMovePoints(PstreamBuffers&, const pointField&);

        //- Correct patches after moving points
        void movePoints(PstreamBuffers&, const pointField&);

        //- Initialise the update of the patch topology
        virtual void initUpdateMesh(PstreamBuffers&);

        //- Update of the patch topology
        virtual void updateMesh(PstreamBuffers&);


public:

    //- Runtime type information
    TypeName("processorCyclic");


    // Constructors

        //- Construct from components
        processorCyclicPolyPatch
        (
            const label size,
            const label start,
            const label index,
            const polyBoundaryMesh& bm,
            const int myProcNo,
            const int neighbProcNo,
            const word& referPatchName,
            const word& patchType = typeName
        );

        //- Construct from dictionary
        processorCyclicPolyPatch
        (
            const word& name,
            const dictionary& dict,
            const label index,
            const polyBoundaryMesh&,
            const word& patchType
        );

        //- Construct as copy, resetting the boundary mesh
        processorCyclicPolyPatch
        (
            const processorCyclicPolyPatch&,
            const polyBoundaryMesh&
        );

        //- Construct as given the original patch and resetting the
        //  face list and boundary mesh information
        processorCyclicPolyPatch
        (
            const processorCyclicPolyPatch& pp,
            const polyBoundaryMesh& bm,
            const label index,
            const label newSize,
            const label newStart
        );

        //- Construct as given the original patch and resetting the
        //  face list, boundary mesh information and referPatch
        processorCyclicPolyPatch
        (
            const processorCyclicPolyPatch& pp,
            const polyBoundaryMesh& bm,
            const label index,
            const label newSize,
            const label newStart,
            const word& referPatchName
        );

        //- Construct given the original patch and a map
        processorCyclicPolyPatch
        (
            const processorCyclicPolyPatch& pp,
            const polyBoundaryMesh& bm,
            const label index,
            const labelUList& mapAddressing,
            const label newStart
        );


        //- Construct and return a clone, resetting the boundary mesh
        virtual autoPtr<polyPatch> clone(const polyBoundaryMesh& bm) const
        {
            return autoPtr<polyPatch>(new processorCyclicPolyPatch(*this, bm));
        }

        //- Construct and return a clone, resetting the face list
        //  and boundary mesh
        virtual autoPtr<polyPatch> clone
        (
            const polyBoundaryMesh& bm,
            const label index,
            const label newSize,
            const label newStart
        ) const
        {
            return autoPtr<polyPatch>
            (
                new processorCyclicPolyPatch
                (
                    *this,
                    bm,
                    index,
                    newSize,
                    newStart
                )
            );
        }

        //- Construct and return a clone, resetting the face list
        //  and boundary mesh
        virtual autoPtr<polyPatch> clone
        (
            const polyBoundaryMesh& bm,
            const label index,
            const label newSize,
            const label newStart,
            const word& referPatchName
        ) const
        {
            return autoPtr<polyPatch>
            (
                new processorCyclicPolyPatch
                (
                    *this,
                    bm,
                    index,
                    newSize,
                    newStart,
                    referPatchName
                )
            );
        }

        //- Construct and return a clone, resetting the face list
        //  and boundary mesh
        virtual autoPtr<polyPatch> clone
        (
            const polyBoundaryMesh& bm,
            const label index,
            const labelUList& mapAddressing,
            const label newStart
        ) const
        {
            return autoPtr<polyPatch>
            (
                new processorCyclicPolyPatch
                (
                    *this,
                    bm,
                    index,
                    mapAddressing,
                    newStart
                )
            );
        }


    // Destructor
    virtual ~processorCyclicPolyPatch();


    // Member Functions

        //- Return name of originating cyclicPolyPatch patch
        const word& referPatchName() const
        {
            return referPatchName_;
        }

        //- Return the name of a processorCyclicPolyPatch
        //  constructed from cyclicPolyPatch name and the processor IDs
        static word newName
        (
            const word& cyclicPolyPatchName,
            const label myProcNo,
            const label neighbProcNo
        );

        //- Return the indices of a processorCyclicPolyPatchs
        //  constructed from the given cyclicPolyPatch
        static labelList patchIDs
        (
            const word& cyclicPolyPatchName,
            const polyBoundaryMesh& bm
        );

        //- Referring patchID.
        label referPatchID() const
        {
            if (referPatchID_ == -1)
            {
                referPatchID_ = this->boundaryMesh().findPatchID
                (
                    referPatchName_
                );
                if (referPatchID_ == -1)
                {
                    FatalErrorInFunction
                        << "Illegal referPatch name " << referPatchName_
                        << endl << "Valid patch names are "
                        << this->boundaryMesh().names()
                        << exit(FatalError);
                }
            }
            return referPatchID_;
        }

        const cyclicPolyPatch& referPatch() const
        {
            const polyPatch& pp = this->boundaryMesh()[referPatchID()];
            return refCast<const cyclicPolyPatch>(pp);
        }

        //- Return message tag to use for communication
        virtual int tag() const;

        //- Does this side own the patch ?
        virtual bool owner() const
        {
            return referPatch().owner();
        }

        //- Type of transform
        virtual cyclicTransform::transformTypes transformType() const
        {
            return referPatch().transformType();
        }

        //- Return transformation between the coupled patches
        virtual const transformer& transform() const
        {
            return referPatch().transform();
        }

        //- Initialise ordering for primitivePatch. Does not
        //  refer to *this (except for name() and type() etc.)
        virtual void initOrder(PstreamBuffers&, const primitivePatch&) const;

        //- Return new ordering for primitivePatch.
        //  Ordering is -faceMap: for every face
        //  index of the new face -rotation:for every new face the clockwise
        //  shift of the original face. Return false if nothing changes
        //  (faceMap is identity, rotation is 0), true otherwise.
        virtual bool order
        (
            PstreamBuffers&,
            const primitivePatch&,
            labelList& faceMap,
            labelList& rotation
        ) const;

        //- Write the polyPatch data as a dictionary
        virtual void write(Ostream&) const;
};


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

} // End namespace Foam

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

#endif

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