emptyFaPatch.H

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-------------------------------------------------------------------------------
    Copyright (C) 2016-2017 Wikki Ltd
    Copyright (C) 2021 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.
 
    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::emptyFaPatch
 
Description
    A patch which will not exist in the faMesh. Typical example is a front and
    back plane of a 2-D geometry
 
Author
    Zeljko Tukovic, FMENA
    Hrvoje Jasak, Wikki Ltd.
 
SourceFiles
    emptyFaPatch.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef emptyFaPatch_H
#define emptyFaPatch_H
 
#include "faPatch.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                           Class emptyFaPatch Declaration
\*---------------------------------------------------------------------------*/
 
class emptyFaPatch
:
    public faPatch
{
public:
 
    //- Runtime type information
    TypeName("empty");
 
 
    // Constructors
 
        //- Minimal construct from components
        emptyFaPatch
        (
            const word& name,
            const label index,
            const faBoundaryMesh& bm,
            const label ngbPolyPatchIndex = -1
        );
 
        //- Construct from components
        emptyFaPatch
        (
            const word& name,
            const labelList& edgeLabels,
            const label index,
            const faBoundaryMesh& bm,
            const label ngbPolyPatchIndex
        );
 
        //- Construct from dictionary
        emptyFaPatch
        (
            const word& name,
            const dictionary& dict,
            const label index,
            const faBoundaryMesh& bm
        )
        :
            faPatch(name, dict, index, bm)
        {}
 
        //- Construct and return a clone, resetting the edge list
        //  and boundary mesh
        virtual autoPtr<faPatch> clone
        (
            const faBoundaryMesh& bm,
            const labelList& edgeLabels,
            const label index,
            const label ngbPolyPatchIndex
        ) const
        {
            return autoPtr<faPatch>
            (
                new emptyFaPatch
                (
                    name(),
                    edgeLabels,
                    index,
                    bm,
                    ngbPolyPatchIndex
                )
            );
        }
 
 
    // Member Functions
 
        virtual label size() const
        {
            return 0;
        }
 
        //- Return face normals. Over-riding base class return to get zero size
        //
//         virtual const vectorField& edgeNormals() const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //