faFaceZone.H

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
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    Copyright (C) 2025 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
    (at your option) any later version.
 
    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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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::faFaceZone
 
Description
    A subset of finite-area face elements.
 
SourceFiles
    faFaceZone.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef Foam_faFaceZone_H
#define Foam_faFaceZone_H
 
#include "zone.H"
#include "faFaceZoneMeshFwd.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward Declarations
class faFaceZone;
Ostream& operator<<(Ostream& os, const faFaceZone& zn);
 
/*---------------------------------------------------------------------------*\
                           Class faFaceZone Declaration
\*---------------------------------------------------------------------------*/
 
class faFaceZone
:
    public zone
{
    // Private Data
 
        //- Reference to zone list
        const faFaceZoneMesh& zoneMesh_;
 
 
public:
 
    // Static Data Members
 
        //- The name associated with the zone-labels dictionary entry
        static constexpr const char* labelsName() { return "faceLabels"; }
 
 
    //- Runtime type information
    TypeName("faFaceZone");
 
 
    // Constructors
 
        //- No copy construct
        faFaceZone(const faFaceZone&) = delete;
 
        //- Construct an empty zone - name="", index=0
        explicit faFaceZone(const faFaceZoneMesh& zm);
 
        //- Construct an empty zone with specified name and index
        faFaceZone
        (
            const word& name,
            const label index,
            const faFaceZoneMesh& zm
        );
 
        //- Construct from components
        faFaceZone
        (
            const word& name,
            const labelUList& addr,
            const label index,
            const faFaceZoneMesh& zm
        );
 
        //- Construct from components, transferring addressing
        faFaceZone
        (
            const word& name,
            labelList&& addr,
            const label index,
            const faFaceZoneMesh& zm
        );
 
        //- Construct from dictionary
        faFaceZone
        (
            const word& name,
            const dictionary& dict,
            const label index,
            const faFaceZoneMesh& zm
        );
 
        //- Copy construct with a new mesh reference
        faFaceZone
        (
            const faFaceZone& originalZone,
            const faFaceZoneMesh& zm,
            const label newIndex = -1
        );
 
        //- Construct empty with original zone information (name, index, groups)
        //- and mesh reference.
        faFaceZone
        (
            const faFaceZone& originalZone,
            Foam::zero,
            const faFaceZoneMesh& zm,
            const label newIndex = -1
        );
 
        //- Construct empty with original zone information (name, groups),
        //- resetting the index and zone mesh reference.
        faFaceZone
        (
            const faFaceZone& originalZone,
            Foam::zero,
            const label index,
            const faFaceZoneMesh& zm
        );
 
        //- Construct with original zone information (name, groups),
        //- resetting the face list, the index and zone mesh reference.
        faFaceZone
        (
            const faFaceZone& originalZone,
            const labelUList& addr,
            const label index,
            const faFaceZoneMesh& zm
        );
 
        //- Construct with original zone information (name, groups),
        //- resetting the face list, the index and zone mesh reference.
        faFaceZone
        (
            const faFaceZone& originalZone,
            labelList&& addr,
            const label index,
            const faFaceZoneMesh& zm
        );
 
 
        //- Construct and return a clone, resetting the zone mesh
        virtual autoPtr<faFaceZone> clone
        (
            const faFaceZoneMesh& zm,
            const label newIndex = -1
        ) const
        {
            return autoPtr<faFaceZone>::New(*this, zm, newIndex);
        }
 
        //- Construct and return a clone,
        //- resetting the face list and zone mesh
        virtual autoPtr<faFaceZone> clone
        (
            const labelUList& addr,
            const label index,
            const faFaceZoneMesh& zm
        ) const
        {
            return autoPtr<faFaceZone>::New(*this, addr, index, zm);
        }
 
 
    //- Destructor
    virtual ~faFaceZone() = default;
 
 
    // Member Functions
 
        //- The maximum index the zone may contain == mesh nFaces()
        label max_index() const noexcept;
 
        //- Return reference to the zone mesh
        const faFaceZoneMesh& zoneMesh() const noexcept { return zoneMesh_; }
 
        //- The addressing (face IDs) used for the zone
        using zone::addressing;
 
        //- The local index of the given mesh face, -1 if not in the zone
        label whichFace(const label meshFaceID) const
        {
            return zone::localID(meshFaceID);
        }
 
 
    // Checks
 
        //- Check zone definition. Return true if in error.
        virtual bool checkDefinition(const bool report = false) const
        {
            return zone::checkDefinition(max_index(), report);
        }
 
        //- Check whether zone is synchronised across coupled boundaries.
        //  \return True if any errors.
        virtual bool checkParallelSync(const bool report = false) const
        {
            return false;
        }
 
 
    // Assign addressing
 
        //- Move reset addressing from another zone
        virtual void resetAddressing(faFaceZone&& zn);
 
        //- Copy reset addressing from another zone
        virtual void resetAddressing(const faFaceZone& zn);
 
        //- Copy assign addressing
        virtual void resetAddressing(const labelUList& addr);
 
        //- Move assign addressing
        virtual void resetAddressing(labelList&& addr);
 
        //- Assign addressing, clearing demand-driven data
        void operator=(const faFaceZone& zn);
 
        //- Assign addressing, clearing demand-driven data
        void operator=(const labelUList& addr);
 
        //- Move assign addressing, clearing demand-driven data
        void operator=(labelList&& addr);
 
 
    // I-O
 
        //- Write (dictionary entries)
        virtual void write(Ostream& os) const;
 
        //- Ostream Operator
        friend Ostream& operator<<(Ostream& os, const faFaceZone& zn);
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //