processorPointPatchField.H

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 1991-2010 OpenCFD Ltd.
     \\/     M anipulation  |
-------------------------------------------------------------------------------
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
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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::processorPointPatchField

Description
    Foam::processorPointPatchField

SourceFiles
    processorPointPatchField.C

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

#ifndef processorPointPatchField_H
#define processorPointPatchField_H

#include <OpenFOAM/coupledPointPatchField.H>
#include <OpenFOAM/processorPointPatch.H>

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

namespace Foam
{

/*---------------------------------------------------------------------------*\
                 Class processorPointPatchField Declaration
\*---------------------------------------------------------------------------*/

template<class Type>
class processorPointPatchField
:
    public coupledPointPatchField<Type>
{
    // Private data

        //- Local reference to processor patch
        const processorPointPatch& procPatch_;


public:

    //- Runtime type information
    TypeName(processorPointPatch::typeName_());


    // Constructors

        //- Construct from patch and internal field
        processorPointPatchField
        (
            const pointPatch&,
            const DimensionedField<Type, pointMesh>&
        );

        //- Construct from patch, internal field and dictionary
        processorPointPatchField
        (
            const pointPatch&,
            const DimensionedField<Type, pointMesh>&,
            const dictionary&
        );

        //- Construct by mapping given patchField<Type> onto a new patch
        processorPointPatchField
        (
            const processorPointPatchField<Type>&,
            const pointPatch&,
            const DimensionedField<Type, pointMesh>&,
            const pointPatchFieldMapper&
        );

        //- Construct and return a clone
        virtual autoPtr<pointPatchField<Type> > clone() const
        {
            return autoPtr<pointPatchField<Type> >
            (
                new processorPointPatchField<Type>
                (
                    *this
                )
            );
        }

        //- Construct as copy setting internal field reference
        processorPointPatchField
        (
            const processorPointPatchField<Type>&,
            const DimensionedField<Type, pointMesh>&
        );

        //- Construct and return a clone setting internal field reference
        virtual autoPtr<pointPatchField<Type> > clone
        (
            const DimensionedField<Type, pointMesh>& iF
        ) const
        {
            return autoPtr<pointPatchField<Type> >
            (
                new processorPointPatchField<Type>
                (
                    *this,
                    iF
                )
            );
        }


    // Destructor

        ~processorPointPatchField();


    // Member functions

        // Access

            //- Return true if running parallel
            virtual bool coupled() const
            {
                if (Pstream::parRun())
                {
                    return true;
                }
                else
                {
                    return false;
                }
            }

            //- Does the patch field perform the transfromation
            virtual bool doTransform() const
            {
                return
                   !(
                        procPatch_.procPolyPatch().parallel()
                     || pTraits<Type>::rank == 0
                    );
            }


        // Evaluation functions

            //- Evaluate the patch field
            virtual void evaluate
            (
                const Pstream::commsTypes commsType=Pstream::blocking
            )
            {}

            //- Initialise swap of patch point values
            virtual void initSwapAdd(Field<Type>&) const;

            //- Complete swap of patch point values and add to local values
            virtual void swapAdd(Field<Type>&) const;
};


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

} // End namespace Foam

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

#ifdef NoRepository
#    include <OpenFOAM/processorPointPatchField.C>
#endif

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

#endif

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