pointMesh.H

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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     \\/     M anipulation  |
-------------------------------------------------------------------------------
    Copyright (C) 2011-2013 OpenFOAM Foundation
    Copyright (C) 2021-2024 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::pointMesh
 
Description
    Mesh representing a set of points created from polyMesh.
 
\*---------------------------------------------------------------------------*/
 
#ifndef Foam_pointMesh_H
#define Foam_pointMesh_H
 
#include "GeoMesh.H"
#include "MeshObject.H"
#include "polyMesh.H"
#include "pointBoundaryMesh.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                           Class pointMesh Declaration
\*---------------------------------------------------------------------------*/
 
class pointMesh
:
    public MeshObject<polyMesh, UpdateableMeshObject, pointMesh>,
    public GeoMesh<polyMesh>
{
    // Private Typedefs
 
        typedef MeshObject
        <
            polyMesh,
            UpdateableMeshObject,
            pointMesh
        > MeshObject_type;
 
 
    // Permanent Data
 
        //- Boundary mesh
        pointBoundaryMesh boundary_;
 
 
    // Private Member Functions
 
        //- Map all fields
        void mapFields(const mapPolyMesh& mpm);
 
        //- No copy construct
        pointMesh(const pointMesh&) = delete;
 
        //- No copy assignment
        void operator=(const pointMesh&) = delete;
 
 
public:
 
    // Public Typedefs
 
        //- The mesh type
        typedef pointMesh Mesh;
 
        //- The boundary type associated with the mesh
        typedef pointBoundaryMesh BoundaryMesh;
 
 
    // Declare name of the class and its debug switch
    ClassName("pointMesh");
 
    //- Return the mesh sub-directory name (usually "pointMesh")
    static word meshSubDir;
 
 
    // Constructors
 
        //- Construct from polyMesh
        explicit pointMesh(const polyMesh& pMesh);
 
        //- Construct from polyMesh and IOobject (used when reading boundary)
        explicit pointMesh(const polyMesh& pMesh, const IOobject& io);
 
        //- Construct from polyMesh and readOpt. Takes instance, time etc
        //- from polyMesh. Used when reading boundary.
        explicit pointMesh
        (
            const polyMesh& pMesh,
            const IOobjectOption::readOption rOpt
        );
 
 
    //- Destructor
    ~pointMesh() = default;
 
 
    // Static Functions
 
        //- The geometric (internal) size - number of mesh points.
        //  Method name expected by GeoMesh interface
        static label size(const Mesh& mesh)
        {
            return mesh.GeoMesh<polyMesh>::mesh_.nPoints();
        }
 
        //- The geometric boundary size - not implemented.
        //  Method name expected by GeoMesh interface
        static label boundary_size(const Mesh& mesh)
        {
            return 0;
        }
 
 
    // Member Functions
 
        //- The geometric (internal) size - number of points.
        //  Method name expected by GeoMesh interface
        label size() const
        {
            return size(*this);
        }
 
        //- Return reference to boundary mesh
        const pointBoundaryMesh& boundary() const noexcept
        {
            return boundary_;
        }
 
        //- Is demand-driven parallel info available?
        bool hasGlobalData() const noexcept
        {
            return GeoMesh<polyMesh>::mesh_.hasGlobalData();
        }
 
        //- Return parallel info (demand-driven)
        const globalMeshData& globalData() const
        {
            return GeoMesh<polyMesh>::mesh_.globalData();
        }
 
        //- Return database. For now is its polyMesh.
        const objectRegistry& thisDb() const
        {
            return GeoMesh<polyMesh>::mesh_.thisDb();
        }
 
        //- Return Time from polyMesh.
        const Time& time() const
        {
            return GeoMesh<polyMesh>::mesh_.time();
        }
 
        //- Set the instance for mesh files
        void setInstance
        (
            const fileName& instance,
            const IOobjectOption::writeOption wOpt = IOobject::AUTO_WRITE
        );
 
 
    // Volume Mesh
 
        //- Return boundary mesh for underlying volume mesh
        const polyBoundaryMesh& boundaryMesh() const
        {
            return GeoMesh<polyMesh>::mesh_.boundaryMesh();
        }
 
 
    // Mesh Motion
 
        //- Move points
        bool movePoints();
 
        //- Update the mesh corresponding to given map
        void updateMesh(const mapPolyMesh& mpm);
 
 
    // Member Operators
 
        bool operator!=(const pointMesh& pm) const
        {
            return &pm != this;
        }
 
        bool operator==(const pointMesh& pm) const
        {
            return &pm == this;
        }
 
 
    // Write
 
        //- Write
        virtual bool writeObject
        (
            IOstreamOption streamOpt,
            const bool writeOnProc = true
        ) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //