sixDoFRigidBodyDisplacementPointPatchVectorField.H

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/*---------------------------------------------------------------------------*\
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Class
    Foam::sixDoFRigidBodyDisplacementPointPatchVectorField

Description
    Foam::sixDoFRigidBodyDisplacementPointPatchVectorField

SourceFiles
    sixDoFRigidBodyDisplacementPointPatchVectorField.C

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

#ifndef Foam_sixDoFRigidBodyDisplacementPointPatchVectorField_H
#define Foam_sixDoFRigidBodyDisplacementPointPatchVectorField_H

#include "fixedValuePointPatchField.H"
#include "sixDoFRigidBodyMotion.H"

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

namespace Foam
{

/*---------------------------------------------------------------------------*\
        Class sixDoFRigidBodyDisplacementPointPatchVectorField Declaration
\*---------------------------------------------------------------------------*/

class sixDoFRigidBodyDisplacementPointPatchVectorField
:
    public fixedValuePointPatchField<vector>
{
    typedef sixDoFRigidBodyDisplacementPointPatchVectorField this_bctype;
    typedef fixedValuePointPatchField<vector> parent_bctype;

    // Private Data

        //- Six dof motion object
        sixDoFRigidBodyMotion motion_;

        //- Initial positions of points on the patch
        pointField initialPoints_;

        //- Reference density required by the forces object for
        //  incompressible calculations, required if rho == rhoInf
        scalar rhoInf_;

        //- Name of density field, optional unless used for an
        //  incompressible simulation, when this needs to be specified
        //  as rhoInf
        word rhoName_;

        //- State of gravity lookup:
        //  -1 = not determined yet, as the BC may be instantiated before g has
        //       been read into the db yet.  Determination deferred until first
        //       call to updateCoeffs.  A g keyword was not supplied to the
        //       dictionary.
        //  -2 = as for -1, but a gravity value was specified in the dictionary,
        //       specifying a value in the dictionary is considered a fatal
        //       error if g is available from the db.
        //   0 = Use this boundary condition's own value of gravity, as not
        //       available from the db.
        //   1 = Lookup gravity from db.
        label lookupGravity_;

        //- Gravity vector to store when not available from the db
        vector g_;

        //- Current time index (used for updating)
        label curTimeIndex_;


public:

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


    // Constructors

        //- Construct from patch and internal field
        sixDoFRigidBodyDisplacementPointPatchVectorField
        (
            const pointPatch&,
            const DimensionedField<vector, pointMesh>&
        );

        //- Construct from patch, internal field and dictionary
        sixDoFRigidBodyDisplacementPointPatchVectorField
        (
            const pointPatch&,
            const DimensionedField<vector, pointMesh>&,
            const dictionary&
        );

        //- Construct by mapping onto a new patch
        sixDoFRigidBodyDisplacementPointPatchVectorField
        (
            const this_bctype&,
            const pointPatch&,
            const DimensionedField<vector, pointMesh>&,
            const pointPatchFieldMapper&
        );

        //- Construct as copy setting internal field reference
        sixDoFRigidBodyDisplacementPointPatchVectorField
        (
            const this_bctype&,
            const DimensionedField<vector, pointMesh>&
        );

        //- No copy without an internal field
        sixDoFRigidBodyDisplacementPointPatchVectorField
        (
            const this_bctype&
        ) = delete;

        //- Clone with an internal field reference
        virtual autoPtr<pointPatchField<vector>> clone
        (
            const DimensionedField<vector, pointMesh>& iF
        ) const
        {
            return pointPatchField<vector>::Clone(*this, iF);
        }


    // Member functions

        // Mapping functions

            //- Map (and resize as needed) from self given a mapping object
            virtual void autoMap
            (
                const pointPatchFieldMapper&
            );

            //- Reverse map the given pointPatchField onto this pointPatchField
            virtual void rmap
            (
                const pointPatchField<vector>&,
                const labelList&
            );


        // Evaluation functions

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


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


    // Member Operators

        //- Inherit assignment
        using parent_bctype::operator=;
};


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

} // End namespace Foam

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

#endif

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