polyMeshModifier.H

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

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    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::polyMeshModifier

Description
    Virtual base class for mesh modifiers.

SourceFiles
    polyMeshModifier.C

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

#ifndef polyMeshModifier_H
#define polyMeshModifier_H

#include "label.H"
#include "word.H"
#include "Switch.H"
#include "typeInfo.H"
#include "runTimeSelectionTables.H"
#include "autoPtr.H"
#include "pointField.H"
#include "faceList.H"
#include "cellList.H"

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

namespace Foam
{

// Forward declaration of classes
class polyTopoChanger;
class polyTopoChange;
class polyTopoChangeMap;


// Forward declaration of friend functions and operators

class polyMeshModifier;

Ostream& operator<<(Ostream&, const polyMeshModifier&);


/*---------------------------------------------------------------------------*\
                      Class polyMeshModifier Declaration
\*---------------------------------------------------------------------------*/

class polyMeshModifier
{
    // Private Data

        //- Name of modifier
        word name_;

        //- Index of modifier
        label index_;

        //- Reference to morph engine
        const polyTopoChanger& topoChanger_;

        //- Activation switch
        mutable Switch active_;


public:

    // Static Data Members

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


    // Declare run-time constructor selection tables

        declareRunTimeSelectionTable
        (
            autoPtr,
            polyMeshModifier,
            dictionary,
            (
                const word& name,
                const dictionary& dict,
                const label index,
                const polyTopoChanger& mme
            ),
            (name, dict, index, mme)
        );


    // Constructors

        //- Construct from components
        polyMeshModifier
        (
            const word& name,
            const label index,
            const polyTopoChanger& mme,
            const bool act
        );

        //- Disallow default bitwise copy construction
        polyMeshModifier(const polyMeshModifier&) = delete;


    // Selectors

        //- Select constructed from dictionary
        static autoPtr<polyMeshModifier> New
        (
            const word& name,
            const dictionary& dict,
            const label index,
            const polyTopoChanger& mme
        );


    //- Destructor
    virtual ~polyMeshModifier();


    // Member Functions

        //- Return name of this modifier
        const word& name() const
        {
            return name_;
        }

        //- Return the index of this modifier
        label index() const
        {
            return index_;
        }

        //- Return reference to morph engine
        const polyTopoChanger& topoChanger() const;

        //- Check for topology change
        virtual bool changeTopology() const = 0;

        //- Insert the topological change instructions
        virtual void setRefinement(polyTopoChange&) const = 0;

        //- Modify motion points to comply with the topological change
        virtual void modifyMotionPoints(pointField& motionPoints) const = 0;

        //- Force recalculation of locally stored data on topological change
        virtual void topoChange(const polyTopoChangeMap&) = 0;


        // Activation and deactivation

            const Switch& active() const
            {
                return active_;
            }

            //- Activate mesh modifier
            void enable() const
            {
                active_ = true;
            }

            //- Activate mesh modifier
            void disable() const
            {
                active_ = false;
            }


        //- Write
        virtual void write(Ostream&) const = 0;

        //- Write dictionary
        virtual void writeDict(Ostream&) const = 0;


    // Member Operators

        //- Disallow default bitwise assignment
        void operator=(const polyMeshModifier&) = delete;


    // Ostream Operator

        friend Ostream& operator<<(Ostream&, const polyMeshModifier&);
};


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

} // End namespace Foam

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

#endif

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