/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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    \\  /    A nd           | Copyright (C) 2014-2026 OpenFOAM Foundation
     \\/     M anipulation  |
-------------------------------------------------------------------------------
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
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    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::minData

Description
    For use with FaceCellWave. Transports minimum label data.

SourceFiles
    minDataI.H

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

#ifndef minData_H
#define minData_H

#include "point.H"
#include "tensor.H"

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

namespace Foam
{

// Forward declaration of classes
class polyPatch;
class polyMesh;
class transformer;
class minData;

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

/*---------------------------------------------------------------------------*\
                           Class minData Declaration
\*---------------------------------------------------------------------------*/

class minData
{
    // Private Data

        //- Starting data
        label data_;


public:

    // Constructors

        //- Construct null
        inline minData();

        //- Construct from count
        inline minData(const label data);


    // Member Functions

        // Access

            //- Return the data
            inline label data() const
            {
                return data_;
            }


        // Needed by FaceCellWave

            //- Check whether origin has been changed at all or
            //  still contains original (invalid) value
            template<class TrackingData>
            inline bool valid(TrackingData& td) const;

            //- Check for identical geometrical data
            template<class TrackingData>
            inline bool sameGeometry
            (
                const polyMesh&,
                const minData&,
                const scalar,
                TrackingData& td
            ) const;

            //- Transform across an interface
            template<class Patch, class TrackingData>
            inline void transform
            (
                const Patch& patch,
                const label patchFacei,
                const transformer& transform,
                TrackingData& td
            );

            //- Influence of neighbouring face
            template<class NeighbourFacei, class TrackingData>
            inline bool updateCell
            (
                const polyMesh&,
                const label thisCelli,
                const NeighbourFacei& neighbourFacei,
                const minData& neighbourInfo,
                const scalar tol,
                TrackingData& td
            );

            //- Influence of neighbouring cell
            template<class Facei, class TrackingData>
            inline bool updateFace
            (
                const polyMesh&,
                const Facei& thisFacei,
                const label neighbourCelli,
                const minData& neighbourInfo,
                const scalar tol,
                TrackingData& td
            );

            //- Influence of different value on same face
            template<class Facei, class TrackingData>
            inline bool updateFace
            (
                const polyMesh&,
                const Facei& thisFacei,
                const minData& neighbourInfo,
                const scalar tol,
                TrackingData& td
            );

            //- Test equality
            template<class TrackingData>
            inline bool equal(const minData&, TrackingData& td) const;


    // Member Operators

        inline bool operator==(const minData&) const;
        inline bool operator!=(const minData&) const;


    // IOstream Operators

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


//- Data associated with minData type are contiguous
template<>
inline bool contiguous<minData>()
{
    return true;
}


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

} // End namespace Foam

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

#include "minDataI.H"

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

#endif

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