sixDoFRigidBodyMotionPointConstraint.H

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License
    This file is part of OpenFOAM.

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Class
    Foam::sixDoFRigidBodyMotionConstraints::point

Description
    Translation constraint on the centre of rotation:
        fixed in space.

    If 'centreOfRotation' is not provided in the dictionary the centre of mass
    is used.

SourceFiles
    sixDoFRigidBodyMotionPointConstraint.C

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

#ifndef sixDoFRigidBodyMotionPointConstraint_H
#define sixDoFRigidBodyMotionPointConstraint_H

#include "sixDoFRigidBodyMotionConstraint.H"
#include "point.H"

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

namespace Foam
{

namespace sixDoFRigidBodyMotionConstraints
{

/*---------------------------------------------------------------------------*\
                            Class point Declaration
\*---------------------------------------------------------------------------*/

class point
:
    public sixDoFRigidBodyMotionConstraint
{
    // Private Data

        //- Fixed centre of rotation
        Foam::point centreOfRotation_;


public:

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


    // Constructors

        //- Construct from components
        point
        (
            const word& name,
            const dictionary& sDoFRBMCDict,
            const sixDoFRigidBodyMotion& motion
        );

        //- Construct and return a clone
        virtual autoPtr<sixDoFRigidBodyMotionConstraint> clone() const
        {
            return autoPtr<sixDoFRigidBodyMotionConstraint>
            (
                new point(*this)
            );
        }


    //- Destructor
    virtual ~point();


    // Member Functions

        //- Set the centre of rotation to the point
        virtual void setCentreOfRotation(Foam::point&) const;

        //- Apply and accumulate translational constraints
        virtual void constrainTranslation(pointConstraint&) const;

        //- Apply and accumulate rotational constraints
        virtual void constrainRotation(pointConstraint&) const;

        //- Update properties from given dictionary
        virtual bool read(const dictionary& sDoFRBMCCoeff);

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


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

} // End namespace solidBodyMotionFunctions
} // End namespace Foam

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

#endif

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