cellMapper.H

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 2011-2013 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::cellMapper
 
Description
    This object provides mapping and fill-in information for cell data
    between the two meshes after the topological change.  It is
    constructed from mapPolyMesh.
 
SourceFiles
    cellMapper.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef cellMapper_H
#define cellMapper_H
 
#include "morphFieldMapper.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward declaration of classes
class polyMesh;
class mapPolyMesh;
 
/*---------------------------------------------------------------------------*\
                           Class cellMapper Declaration
\*---------------------------------------------------------------------------*/
 
class cellMapper
:
    public morphFieldMapper
{
    // Private data
 
        //- Reference to polyMesh
        const polyMesh& mesh_;
 
        //- Reference to mapPolyMesh
        const mapPolyMesh& mpm_;
 
        //- Are there any inserted (unmapped) cells
        bool insertedCells_;
 
        //- Is the mapping direct
        bool direct_;
 
 
    // Demand-driven private data
 
        //- Direct addressing (only one for of addressing is used)
        mutable labelList* directAddrPtr_;
 
        //- Interpolated addressing (only one for of addressing is used)
        mutable labelListList* interpolationAddrPtr_;
 
        //- Interpolation weights
        mutable scalarListList* weightsPtr_;
 
        //- Inserted cells
        mutable labelList* insertedCellLabelsPtr_;
 
 
    // Private Member Functions
 
        //- Disallow default bitwise copy construct
        cellMapper(const cellMapper&);
 
        //- Disallow default bitwise assignment
        void operator=(const cellMapper&);
 
 
        //- Calculate addressing for mapping with inserted cells
        void calcAddressing() const;
 
        //- Clear out local storage
        void clearOut();
 
 
public:
 
    // Static data members
 
    // Constructors
 
        //- Construct from mapPolyMesh
        cellMapper(const mapPolyMesh& mpm);
 
 
    //- Destructor
    virtual ~cellMapper();
 
 
    // Member Functions
 
        //- Return size
        virtual label size() const;
 
        //- Return size before mapping
        virtual label sizeBeforeMapping() const;
 
        //- Is the mapping direct
        virtual bool direct() const
        {
            return direct_;
        }
 
        virtual bool hasUnmapped() const
        {
            return insertedObjects();
        }
 
        //- Return direct addressing
        virtual const labelUList& directAddressing() const;
 
        //- Return interpolated addressing
        virtual const labelListList& addressing() const;
 
        //- Return interpolaion weights
        virtual const scalarListList& weights() const;
 
        //- Are there any inserted cells
        virtual bool insertedObjects() const
        {
            return insertedCells_;
        }
 
        //- Return list of inserted cells
        const virtual labelList& insertedObjectLabels() const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //