surfaceMesh.H

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/*---------------------------------------------------------------------------*\
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    Copyright (C) 2011 OpenFOAM Foundation
    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
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Class
    Foam::surfaceMesh
 
Description
    Mesh data needed to do the Finite Volume discretisation.
 
\*---------------------------------------------------------------------------*/
 
#ifndef Foam_surfaceMesh_H
#define Foam_surfaceMesh_H
 
#include "GeoMesh.H"
#include "fvMesh.H"
#include "primitiveMesh.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                           Class surfaceMesh Declaration
\*---------------------------------------------------------------------------*/
 
class surfaceMesh
:
    public GeoMesh<fvMesh>
{
public:
 
    // Constructors
 
        //- Construct surface mesh from fvMesh reference
        explicit surfaceMesh(const fvMesh& mesh)
        :
            GeoMesh<fvMesh>(mesh)
        {}
 
 
    // Static Functions
 
        //- The geometric (internal) size - number of internal faces.
        //  Method name expected by GeoMesh interface
        static label size(const polyMesh& mesh) noexcept
        {
            return mesh.nInternalFaces();
        }
 
        //- The geometric boundary size - number of boundary faces.
        //  Method name expected by GeoMesh interface
        static label boundary_size(const polyMesh& mesh) noexcept
        {
            return mesh.nBoundaryFaces();
        }
 
 
    // Member Functions
 
        //- The geometric mesh size - number of internal faces.
        //  Method name expected by GeoMesh interface
        label size() const noexcept
        {
            return size(mesh_);
        }
 
 
        //- Field of face centres
        const surfaceVectorField& C() const
        {
            return mesh_.Cf();
        }
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //