fixedFluxPressureFvPatchScalarField.H

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/*---------------------------------------------------------------------------*\
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    \\  /    A nd           | Copyright (C) 1991-2010 OpenCFD Ltd.
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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
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Class
    Foam::fixedFluxPressureFvPatchScalarField

Description
    Foam::fixedFluxPressureFvPatchScalarField

SourceFiles
    fixedFluxPressureFvPatchScalarField.C

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

#ifndef fixedFluxPressureFvPatchScalarFields_H
#define fixedFluxPressureFvPatchScalarFields_H

#include <finiteVolume/fvPatchFields.H>
#include <finiteVolume/fixedGradientFvPatchFields.H>
#include <OpenFOAM/Switch.H>

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

namespace Foam
{

/*---------------------------------------------------------------------------*\
                           Class fixedFluxPressureFvPatch Declaration
\*---------------------------------------------------------------------------*/

class fixedFluxPressureFvPatchScalarField
:
    public fixedGradientFvPatchScalarField
{
    // Private data

        //- Name of the velocity field
        word UName_;

        //- Name of the flux transporting the field
        word phiName_;

        //- Name of the density field used to normalise the mass flux
        //  if neccessary
        word rhoName_;

        //- Is the pressure adjoint, i.e. has the opposite sign
        Switch adjoint_;


public:

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


    // Constructors

        //- Construct from patch and internal field
        fixedFluxPressureFvPatchScalarField
        (
            const fvPatch&,
            const DimensionedField<scalar, volMesh>&
        );

        //- Construct from patch, internal field and dictionary
        fixedFluxPressureFvPatchScalarField
        (
            const fvPatch&,
            const DimensionedField<scalar, volMesh>&,
            const dictionary&
        );

        //- Construct by mapping given fixedFluxPressureFvPatchScalarField onto
        //  a new patch
        fixedFluxPressureFvPatchScalarField
        (
            const fixedFluxPressureFvPatchScalarField&,
            const fvPatch&,
            const DimensionedField<scalar, volMesh>&,
            const fvPatchFieldMapper&
        );

        //- Construct as copy
        fixedFluxPressureFvPatchScalarField
        (
            const fixedFluxPressureFvPatchScalarField&
        );

        //- Construct and return a clone
        virtual tmp<fvPatchScalarField> clone() const
        {
            return tmp<fvPatchScalarField>
            (
                new fixedFluxPressureFvPatchScalarField(*this)
            );
        }

        //- Construct as copy setting internal field reference
        fixedFluxPressureFvPatchScalarField
        (
            const fixedFluxPressureFvPatchScalarField&,
            const DimensionedField<scalar, volMesh>&
        );

        //- Construct and return a clone setting internal field reference
        virtual tmp<fvPatchScalarField> clone
        (
            const DimensionedField<scalar, volMesh>& iF
        ) const
        {
            return tmp<fvPatchScalarField>
            (
                new fixedFluxPressureFvPatchScalarField(*this, iF)
            );
        }


    // Member functions

        //- Update the coefficients associated with the patch field
        virtual void updateCoeffs();

        //- Write
        virtual void write(Ostream&) const;
};


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

} // End namespace Foam

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

#endif

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