displacementLaplacian_fvMotionSolver.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.
 
    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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    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::fvMotionSolvers::displacementLaplacian
 
Description
    Mesh motion solver for an fvMesh.  Based on solving the cell-centre
    Laplacian for the motion displacement.
 
SourceFiles
    displacementLaplacianFvMotionSolver.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef displacementLaplacian_fvMotionSolver_H
#define displacementLaplacian_fvMotionSolver_H
 
#include "displacement_pointMeshMover.H"
#include "fvMotionSolver.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward class declarations
class motionDiffusivity;
 
namespace fvMotionSolvers
{
 
/*---------------------------------------------------------------------------*\
             Class displacementLaplacian Declaration
\*---------------------------------------------------------------------------*/
 
class displacementLaplacian
:
    public fvMotionSolver,
    public pointMeshMovers::displacement
{
    // Private Data
 
        //- Cell-centre motion field
        mutable volVectorField cellDisplacement_;
 
        //- Optionally read point-position field. Used only for position
        //  boundary conditions.
        mutable autoPtr<pointVectorField> pointLocation_;
 
        //- Diffusivity type and data stream
        ITstream diffusivityType_;
 
        //- 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_;
 
 
public:
 
    //- Runtime type information
    TypeName("displacementLaplacian");
 
 
    // Constructors
 
        //- Construct from fvMesh and dictionary
        displacementLaplacian(fvMesh&, const dictionary&);
 
        //- Construct from polyMesh and dictionary
        displacementLaplacian(const polyMesh&, const dictionary&);
 
        //- Disallow default bitwise copy construction
        displacementLaplacian(const displacementLaplacian&) = delete;
 
 
    //- Destructor
    ~displacementLaplacian();
 
 
    // Member Functions
 
        //- Return reference to the cell motion displacement field
        volVectorField& cellDisplacement()
        {
            return cellDisplacement_;
        }
 
        //- Return const reference to the cell motion displacement field
        const volVectorField& cellDisplacement() const
        {
            return cellDisplacement_;
        }
 
        //- Return reference to the diffusivity field
        motionDiffusivity& diffusivity();
 
        //- Return point location obtained from the current motion field
        virtual tmp<pointField> newPoints();
 
        //- 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 displacementLaplacian&) = delete;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace pointMeshMovers
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //