pointMesh.H

Go to the documentation of this file.

/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     | Website:  https://openfoam.org
    \\  /    A nd           | Copyright (C) 2011-2026 OpenFOAM Foundation
     \\/     M anipulation  |
-------------------------------------------------------------------------------
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 pointMesh_H
#define pointMesh_H
 
#include "DemandDrivenMeshObject.H"
#include "polyMesh.H"
#include "pointBoundaryMesh.H"
#include "pointFieldsFwd.H"
#include "SlicedDimensionedField.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                          Class pointMesh Declaration
\*---------------------------------------------------------------------------*/
 
class pointMesh
:
    public DemandDrivenMeshObject<polyMesh, PermanentMeshObject, pointMesh>
{
    // Private Data
 
        //- Reference to polyMesh
        const polyMesh& mesh_;
 
        //- Boundary mesh
        pointBoundaryMesh boundary_;
 
        //- Dimensioned points
        mutable autoPtr<SlicedDimensionedField<point, pointMesh>> pointsPtr_;
 
 
protected:
 
    //- Declare friendship with the base mesh object so that it can use
    //  this class' protected constructors
    friend class DemandDrivenMeshObject
    <
        polyMesh,
        PermanentMeshObject,
        pointMesh
    >;
 
 
    // Protected Constructors
 
        //- Construct from polyMesh
        explicit pointMesh(const polyMesh& pMesh);
 
 
public:
 
    // Public Typedefs
 
        //- Mesh type
        typedef pointMesh Mesh;
 
        //- Boundary mesh type
        typedef pointBoundaryMesh BoundaryMesh;
 
        //- Zone type
        typedef pointZone Zone;
 
        //- Patch field type
        template<class Type>
        using PatchField = pointPatchField<Type>;
 
        //- Field source type
        template<class Type>
        using FieldSource = NoFieldSource<Type>;
 
 
    // Declare name of the class and its debug switch
    ClassName("pointMesh");
 
 
    // Static data
 
        //- Set of names of registered geometric fields
        const static HashSet<word> geometryFields;
 
        //- Set of names of registered current-time geometric fields
        const static HashSet<word> curGeometryFields;
 
 
    // Constructors
 
        //- Disallow default bitwise copy construction
        pointMesh(const pointMesh&) = delete;
 
 
    //- Destructor
    ~pointMesh();
 
 
    // Member Functions
 
        //- Return reference to polyMesh
        const polyMesh& poly() const
        {
            return mesh_;
        }
 
        //- Return number of points
        label size() const
        {
            return mesh_.nPoints();
        }
 
        //- Return point locations
        const DimensionedField<vector, pointMesh>& C() const;
 
        //- Return reference to boundary mesh
        const pointBoundaryMesh& boundary() const
        {
            return boundary_;
        }
 
        //- Return parallel info
        const globalMeshData& globalData() const
        {
            return mesh_.globalData();
        }
 
        //- Return database. For now is its polyMesh.
        const objectRegistry& db() const
        {
            return mesh_.db();
        }
 
        //- Reset pointMesh with respect to the updated polyMesh
        //  For run-time mesh replacement and mesh to mesh mapping
        void reset();
 
        //- Lookup a dimensioned field for this geometry
        template<class Type>
        tmp<DimensionedField<Type, pointMesh>> lookupField(const word&) const;
 
 
        // Mesh callbacks
 
            //- Move points
            virtual bool movePoints();
 
            //- Update the mesh corresponding to given map
            virtual void topoChange(const polyTopoChangeMap&);
 
            //- Update from another mesh using the given map
            virtual void mapMesh(const polyMeshMap&);
 
            //- Swap mesh
            //  For run-time mesh replacement and mesh to mesh mapping
            virtual void swap(polyMesh&);
 
            //- Redistribute or update using the given distribution map
            virtual void distribute(const polyDistributionMap&);
 
            //- Reordered/removed trailing patches. If validBoundary call is
            //  parallel synced and all add the same patch with same settings
            virtual void reorderPatches
            (
                const labelUList& newToOld,
                const bool validBoundary
            );
 
            //- Inserted patch at patchi
            virtual void addPatch(const label patchi);
 
            //- Clear all but permanent registered meshObjects
            virtual void clear();
 
 
    // Member Operators
 
        //- Return reference to polyMesh
        const polyMesh& operator()() const
        {
            return mesh_;
        }
 
        //- Disallow default bitwise assignment
        void operator=(const pointMesh&) = delete;
 
        //- Equality comparison
        bool operator==(const pointMesh& pm) const
        {
            return &pm == this;
        }
 
        //- Inequality comparison
        bool operator!=(const pointMesh& pm) const
        {
            return &pm != this;
        }
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#ifdef NoRepository
    #include "pointMeshTemplates.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //