displacementComponentLaplacianFvMotionSolver.H

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Class
    Foam::displacementComponentLaplacianFvMotionSolver

Description
    Mesh motion solver for an fvMesh.  Based on solving the cell-centre
    Laplacian for the given component of the motion displacement.

SourceFiles
    displacementComponentLaplacianFvMotionSolver.C

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

#ifndef displacementComponentLaplacianFvMotionSolver_H
#define displacementComponentLaplacianFvMotionSolver_H

#include "componentDisplacementMotionSolver.H"
#include "fvMotionSolver.H"

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

namespace Foam
{

// Forward class declarations
class motionDiffusivity;

/*---------------------------------------------------------------------------*\
        Class displacementComponentLaplacianFvMotionSolver Declaration
\*---------------------------------------------------------------------------*/

class displacementComponentLaplacianFvMotionSolver
:
    public componentDisplacementMotionSolver,
    public fvMotionSolver
{
    // Private Data

        //- Cell-centre motion field
        mutable volScalarField cellDisplacement_;

        //- Optionally read point-position field. Used only for position
        //  boundary conditions.
        mutable autoPtr<pointVectorField> pointLocation_;

        //- Diffusivity used to control the motion
        autoPtr<motionDiffusivity> diffusivityPtr_;

        //- Frozen points (that are not on patches). -1 or points that are
        //  fixed to be at points0_ location
        label frozenPointsZone_;


    // Private Member Functions

        //- Return the component corresponding to the given component name
        direction cmpt(const word& cmptName) const;


public:

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


    // Constructors

        //- Construct from polyMesh and dictionary
        displacementComponentLaplacianFvMotionSolver
        (
            const word& name,
            const polyMesh&,
            const dictionary&
        );

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


    //- Destructor
    ~displacementComponentLaplacianFvMotionSolver();


    // Member Functions

        //- Non-const access to the cellDisplacement in order to allow
        //  changes to the boundary motion
        volScalarField& cellDisplacement()
        {
            return cellDisplacement_;
        }

        //- Return point location obtained from the current motion field
        virtual tmp<pointField> curPoints() const;

        //- Solve for motion
        virtual void solve();

        //- Update corresponding to the given map
        virtual void topoChange(const polyTopoChangeMap&);

        //- Update from another mesh using the given map
        virtual void mapMesh(const polyMeshMap&);


    // Member Operators

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


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

} // End namespace Foam

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

#endif

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