rigidBodyModelState.H

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License
    This file is part of OpenFOAM.

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    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
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Class
    Foam::RBD::rigidBodyModelState

Description
    Holds the motion state of rigid-body model.

SourceFiles
    rigidBodyModelStateI.H
    rigidBodyModelState.C
    rigidBodyModelStateIO.C

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

#ifndef rigidBodyModelState_H
#define rigidBodyModelState_H

#include "rigidBodyModel.H"
#include "scalarField.H"
#include "dictionary.H"

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

namespace Foam
{

// Forward declaration of classes
class Istream;
class Ostream;

namespace RBD
{

// Forward declaration of friend functions and operators
class rigidBodyModelState;
Istream& operator>>(Istream&, rigidBodyModelState&);
Ostream& operator<<(Ostream&, const rigidBodyModelState&);


/*---------------------------------------------------------------------------*\
                  Class rigidBodyModelState Declaration
\*---------------------------------------------------------------------------*/

class rigidBodyModelState
{
    // Private Data

        //- Joint position and orientation
        scalarField q_;

        //- Joint velocity
        scalarField qDot_;

        //- Joint acceleration
        scalarField qDdot_;

        //- The time
        scalar t_;

        //- The time-step used to integrate to this state
        scalar deltaT_;


public:

    // Constructors

        //- Construct for the given rigidBodyModel
        rigidBodyModelState(const rigidBodyModel& model);

        //- Construct from dictionary for the given rigidBodyModel
        rigidBodyModelState
        (
            const rigidBodyModel& model,
            const dictionary& dict
        );


    // Member Functions

        // Access

            //- Return access to the joint position and orientation
            inline const scalarField& q() const;

            //- Return access to the joint velocity
            inline const scalarField& qDot() const;

            //- Return access to the joint acceleration
            inline const scalarField& qDdot() const;

            //- Return access to the time
            inline scalar t() const;

            //- Return access to the time-step
            inline scalar deltaT() const;


        // Edit

            //- Return access to the joint position and orientation
            inline scalarField& q();

            //- Return access to the joint velocity
            inline scalarField& qDot();

            //- Return access to the joint acceleration
            inline scalarField& qDdot();

            //- Return access to the time
            inline scalar& t();

            //- Return access to the time-step
            inline scalar& deltaT();


        //- Write to dictionary
        void write(dictionary& dict) const;

        //- Write to stream
        void write(Ostream&) const;


    // IOstream Operators

        friend Istream& operator>>(Istream&, rigidBodyModelState&);
        friend Ostream& operator<<(Ostream&, const rigidBodyModelState&);
};


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

} // End namespace RBD
} // End namespace Foam

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

#include "rigidBodyModelStateI.H"

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

#endif

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