/*---------------------------------------------------------------------------*\
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    \\  /    A nd           | Copyright (C) 2011-2025 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::sampledSets::lineFace

Description
    Face-intersections along a line

Usage
    \table
        Property    | Description                            | Req'd? | Default
        start       | The start point of the line            | yes    |
        end         | The end point of the line              | yes    |
        axis        | The coordinate axis that is written    | yes    |
    \endtable

    Example specification:
    \verbatim
    {
        type        lineFace;
        start       (0.6 0.6 0.5);
        end         (0.6 -0.3 -0.1);
        axis        x;
    }
    \endverbatim

SourceFiles
    lineFace.C

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

#ifndef lineFace_H
#define lineFace_H

#include "sampledSet.H"
#include "DynamicList.H"

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

namespace Foam
{
namespace sampledSets
{

/*---------------------------------------------------------------------------*\
                          Class lineFace Declaration
\*---------------------------------------------------------------------------*/

class lineFace
:
    public sampledSet
{
    // Private Data

        //- Start point
        const point start_;

        //- End point
        const point end_;


    // Protected Member Functions

        //- Calculate all the sampling points
        virtual bool calcSamples
        (
            DynamicList<point>& samplingPositions,
            DynamicList<scalar>& samplingDistances,
            DynamicList<label>& samplingSegments,
            DynamicList<label>& samplingCells,
            DynamicList<label>& samplingFaces
        ) const;


public:

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


    // Static Member Functions

        //- Calculate all the sampling points
        static void calcSamples
        (
            const polyMesh& mesh,
            const vector& start,
            const vector& end,
            const label storeFaces,
            const bool storeCells,
            DynamicList<point>& samplingPositions,
            DynamicList<scalar>& samplingDistances,
            DynamicList<label>& samplingSegments,
            DynamicList<label>& samplingCells,
            DynamicList<label>& samplingFaces
        );


    // Constructors

        //- Construct from dictionary
        lineFace
        (
            const word& name,
            const polyMesh& mesh,
            const dictionary& dict
        );


    //- Destructor
    virtual ~lineFace();
};


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

} // End namespace sampledSets
} // End namespace Foam

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

#endif

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