CarrierEqn.H

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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
    (at your option) any later version.
 
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    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::CarrierEqn
 
Description
    Class to store the coefficients of a term in a carrier equation
 
SourceFiles
    CarrierEqn.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef CarrierEqn_H
#define CarrierEqn_H
 
#include "CarrierCoeff.H"
#include "LagrangianEqn.H"
#include "fvMatrix.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                          Class CarrierEqn Declaration
\*---------------------------------------------------------------------------*/
 
template<class Type>
class CarrierEqn
:
    public tmp<CarrierEqn<Type>>::refCount,
    public CarrierEqnBase
{
    // Private Data
 
        //- Reference to the volume field
        const VolField<Type>& psi_;
 
 
    // Private Member Functions
 
        //- Return the residual
        template<class PsiFieldType>
        tmp<VolInternalField<Type>> residual
        (
            const dimensionSet& dims,
            const word& psiName,
            const PsiFieldType& psi
        ) const;
 
 
public:
 
    // Public Data
 
        //- Explicit coefficient
        CarrierCoeff<Type, false> Su;
 
        //- Implicit coefficient
        CarrierCoeff<scalar, true> Sp;
 
 
    // Constructors
 
        //- Construct for a field
        CarrierEqn(const VolField<Type>& psi);
 
        //- Construct from a field name and a reference to the mesh. The field
        //  reference is not set and the field is assumed to be (dimensionless)
        //  unity. This is for volume sources which are expressed per unit
        //  volume and therefore have no associated field.
        CarrierEqn(const word& psiName, const fvMesh& mesh);
 
        //- Copy construct
        CarrierEqn(const CarrierEqn<Type>& eqn);
 
        //- Construct from tmp
        CarrierEqn(const tmp<CarrierEqn<Type>>& tEqn);
 
 
    // Member Functions
 
        //- Clear the coefficient values
        void clear();
 
        //- Return the residual
        tmp<VolInternalField<Type>> residual(const dimensionSet& dims) const;
 
 
    // Member Operators
 
        //- Addition assignment
        void operator+=(const LagrangianEqn<Type>& lEqn);
 
        //- Addition assignment
        void operator+=(const tmp<LagrangianEqn<Type>>& tlEqn);
 
        //- Subtraction assignment
        void operator-=(const LagrangianEqn<Type>& lEqn);
 
        //- Subtraction assignment
        void operator-=(const tmp<LagrangianEqn<Type>>& tlEqn);
};
 
 
#define CARRIER_EQN_SCALAR_OPERATOR(Op)                                        \
                                                                               \
    template<class Type>                                                       \
    tmp<CarrierEqn<Type>> operator Op                                          \
    (                                                                          \
        const CarrierEqn<Type>& eqn,                                           \
        const dimensionedScalar& s                                             \
    );                                                                         \
                                                                               \
    template<class Type>                                                       \
    tmp<CarrierEqn<Type>> operator Op                                          \
    (                                                                          \
        const tmp<CarrierEqn<Type>>& tEqn,                                     \
        const dimensionedScalar& s                                             \
    );
 
#define CARRIER_SCALAR_EQN_OPERATOR(Op)                                        \
                                                                               \
    template<class Type>                                                       \
    tmp<CarrierEqn<Type>> operator Op                                          \
    (                                                                          \
        const dimensionedScalar& s,                                            \
        const CarrierEqn<Type>& eqn                                            \
    );                                                                         \
                                                                               \
    template<class Type>                                                       \
    tmp<CarrierEqn<Type>> operator Op                                          \
    (                                                                          \
        const dimensionedScalar& s,                                            \
        const tmp<CarrierEqn<Type>>& tEqn                                      \
    );
 
//- Multiplication
CARRIER_EQN_SCALAR_OPERATOR(*)
CARRIER_SCALAR_EQN_OPERATOR(*)
 
//- Division
CARRIER_EQN_SCALAR_OPERATOR(/)
 
#undef CARRIER_EQN_SCALAR_OPERATOR
#undef CARRIER_SCALAR_EQN_OPERATOR
 
 
//- Add to a finite-volume equation
template<class Type>
void operator+=(fvMatrix<Type>& fvEqn, const CarrierEqn<Type>& cEqn);
 
//- Add to a finite-volume equation
template<class Type>
void operator+=(fvMatrix<Type>& fvEqn, const tmp<CarrierEqn<Type>>& tcEqn);
 
//- Subtract from a finite-volume equation
template<class Type>
void operator-=(fvMatrix<Type>& fvEqn, const CarrierEqn<Type>& cEqn);
 
//- Subtract from a finite-volume equation
template<class Type>
void operator-=(fvMatrix<Type>& fvEqn, const tmp<CarrierEqn<Type>>& tcEqn);
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#ifdef NoRepository
    #include "CarrierEqn.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //