sixDoFRigidBodyMotionAxisConstraint.H

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/*---------------------------------------------------------------------------*\
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    Copyright (C) 2011-2014 OpenFOAM Foundation
-------------------------------------------------------------------------------
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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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
    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::sixDoFRigidBodyMotionConstraints::axis
 
Description
    Orientation constraint:
        may only rotate around a fixed axis.
 
SourceFiles
    sixDoFRigidBodyMotionAxisConstraint.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef sixDoFRigidBodyMotionAxisConstraint_H
#define sixDoFRigidBodyMotionAxisConstraint_H
 
#include "sixDoFRigidBodyMotionConstraint.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
namespace sixDoFRigidBodyMotionConstraints
{
 
/*---------------------------------------------------------------------------*\
                            Class axis Declaration
\*---------------------------------------------------------------------------*/
 
class axis
:
    public sixDoFRigidBodyMotionConstraint
{
 
    // Private data
 
        //- Reference axis in global space
        vector axis_;
 
 
public:
 
    //- Runtime type information
    TypeName("axis");
 
 
    // Constructors
 
        //- Construct from components
        axis
        (
            const word& name,
            const dictionary& sDoFRBMCDict,
            const sixDoFRigidBodyMotion& motion
        );
 
        //- Construct and return a clone
        virtual autoPtr<sixDoFRigidBodyMotionConstraint> clone() const
        {
            return autoPtr<sixDoFRigidBodyMotionConstraint>
            (
                new axis(*this)
            );
        }
 
 
    //- Destructor
    virtual ~axis();
 
 
    // Member Functions
 
        //- 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
 
// ************************************************************************* //