sphereToCell.H

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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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    You should have received a copy of the GNU General Public License
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Class
    Foam::sphereToCell

Description
    A topoSetSource to select cells based on cell centres inside sphere.

SourceFiles
    sphereToCell.C

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

#ifndef sphereToCell_H
#define sphereToCell_H

#include "topoSetSource.H"

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

namespace Foam
{

/*---------------------------------------------------------------------------*\
                       Class sphereToCell Declaration
\*---------------------------------------------------------------------------*/

class sphereToCell
:
    public topoSetSource
{

    // Private data

        //- Add usage string
        static addToUsageTable usage_;

        //- Centre
        vector centre_;

        //- Radius
        scalar radius_;


    // Private Member Functions

        void combine(topoSet& set, const bool add) const;


public:

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


    // Constructors

        //- Construct from components
        sphereToCell
        (
            const polyMesh& mesh,
            const vector& centre,
            const scalar radius
        );

        //- Construct from dictionary
        sphereToCell
        (
            const polyMesh& mesh,
            const dictionary& dict
        );

        //- Construct from Istream
        sphereToCell
        (
            const polyMesh& mesh,
            Istream&
        );


    //- Destructor
    virtual ~sphereToCell();


    // Member Functions

        virtual sourceType setType() const
        {
            return CELLSETSOURCE;
        }

        virtual void applyToSet
        (
            const topoSetSource::setAction action,
            topoSet&
        ) const;

};


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

} // End namespace Foam

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

#endif

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