PCICG.H

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License
    This file is part of OpenFOAM.

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Class
    Foam::PCICG

Description
    Preconditioned conjugate gradient solver for symmetric lduMatrices
    using a run-time selectable preconditioner.

SourceFiles
    PCICG.C

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

#ifndef PCICG_H
#define PCICG_H

#include "LduMatrix.H"

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

namespace Foam
{

/*---------------------------------------------------------------------------*\
                            Class PCICG Declaration
\*---------------------------------------------------------------------------*/

template<class Type, class DType, class LUType>
class PCICG
:
    public LduMatrix<Type, DType, LUType>::solver
{

public:

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


    // Constructors

        //- Construct from matrix components and solver data dictionary
        PCICG
        (
            const word& fieldName,
            const LduMatrix<Type, DType, LUType>& matrix,
            const dictionary& solverDict
        );

        //- Disallow default bitwise copy construction
        PCICG(const PCICG&) = delete;


    // Destructor

        virtual ~PCICG()
        {}


    // Member Functions

        //- Solve the matrix with this solver
        virtual SolverPerformance<Type> solve(Field<Type>& psi) const;


    // Member Operators

        //- Disallow default bitwise assignment
        void operator=(const PCICG&) = delete;
};


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

} // End namespace Foam

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

#ifdef NoRepository
    #include "PCICG.C"
#endif

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

#endif

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