sphereToPoint.H

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/*---------------------------------------------------------------------------*\
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    Copyright (C) 2018 OpenCFD Ltd.
-------------------------------------------------------------------------------
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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    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::sphereToPoint
 
Description
    A topoSetPointSource to select based on mesh points inside sphere.
 
    \heading Dictionary parameters
    \table
        Property    | Description                           | Required | Default
        origin      | The origin (centre) of the sphere     | yes   |
        radius      | The (outer) radius of sphere          | yes   |
        innerRadius | The inner radius of sphere            | no    | 0
        centre      | Alternative for 'origin'              | no    |
    \endtable
 
SourceFiles
    sphereToPoint.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef sphereToPoint_H
#define sphereToPoint_H
 
#include "topoSetPointSource.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                       Class sphereToPoint Declaration
\*---------------------------------------------------------------------------*/
 
class sphereToPoint
:
    public topoSetPointSource
{
 
    // Private data
 
        //- Add usage string
        static addToUsageTable usage_;
 
        //- Centre point of the sphere
        point origin_;
 
        //- The outer radius of the sphere
        scalar radius_;
 
        //- The inner radius of the sphere
        scalar innerRadius_;
 
 
    // Private Member Functions
 
        void combine(topoSet& set, const bool add) const;
 
 
public:
 
    //- Runtime type information
    TypeName("sphereToPoint");
 
 
    // Constructors
 
        //- Construct from components
        sphereToPoint
        (
            const polyMesh& mesh,
            const point& origin,
            const scalar radius,
            const scalar innerRadius = 0
        );
 
        //- Construct from dictionary
        sphereToPoint(const polyMesh& mesh, const dictionary& dict);
 
        //- Construct from Istream
        sphereToPoint(const polyMesh& mesh, Istream& is);
 
 
    //- Destructor
    virtual ~sphereToPoint() = default;
 
 
    // Member Functions
 
        virtual void applyToSet
        (
            const topoSetSource::setAction action,
            topoSet& set
        ) const;
 
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //