wedgeFaPatch.H

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    Copyright (C) 2016-2017 Wikki Ltd
    Copyright (C) 2019-2022 OpenCFD Ltd.
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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
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    You should have received a copy of the GNU General Public License
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Class
    Foam::wedgeFaPatch

Description
    Wedge front and back plane patch.

Author
    Zeljko Tukovic, FMENA
    Hrvoje Jasak, Wikki Ltd.

SourceFiles
    wedgeFaPatch.C

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

#ifndef Foam_wedgeFaPatch_H
#define Foam_wedgeFaPatch_H

#include "faPatch.H"
#include "wedgePolyPatch.H"

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

namespace Foam
{

/*---------------------------------------------------------------------------*\
                        Class wedgeFaPatch Declaration
\*---------------------------------------------------------------------------*/

class wedgeFaPatch
:
    public faPatch
{
    // Private Data

        const wedgePolyPatch* wedgePolyPatchPtr_;

        //- Axis point label
        mutable label axisPoint_;

        //- Is it axis point looked for?
        mutable bool axisPointChecked_;

        //- Find axis point
        void findAxisPoint() const;


public:

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

    //- Construct from dictionary.
    //  Fatal if ngbPolyPatchIndex is not defined
    //  or does not correspond to a wedgePolyPatch
    wedgeFaPatch
    (
        const word& name,
        const dictionary& dict,
        const label index,
        const faBoundaryMesh& bm,
        const word& patchType
    );


    //- Destructor
    virtual ~wedgeFaPatch() = default;


    // Member Functions

        // Access

            //- Return axis of the wedge
            const vector& axis() const noexcept
            {
                return wedgePolyPatchPtr_->axis();
            }

            //- Return plane normal between the wedge boundaries
            const vector& centreNormal() const noexcept
            {
                return wedgePolyPatchPtr_->centreNormal();
            }

            //- Return face transformation tensor
            const tensor& edgeT() const noexcept
            {
                return wedgePolyPatchPtr_->faceT();
            }

            //- Return neighbour-cell transformation tensor
            const tensor& faceT() const noexcept
            {
                return wedgePolyPatchPtr_->cellT();
            }

            //- Return axis point label
            label axisPoint() const
            {
                if (axisPoint_ == -1 && !axisPointChecked_)
                {
                    findAxisPoint();
                }

                return axisPoint_;
            }
};


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

} // End namespace Foam

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

#endif

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