cellSplitter.H

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    Copyright (C) 2011-2016 OpenFOAM Foundation
-------------------------------------------------------------------------------
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.
 
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    for more details.
 
    You should have received a copy of the GNU General Public License
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Class
    Foam::cellSplitter
 
Description
    Does pyramidal decomposition of selected cells. So all faces will become
    base of pyramid with as top a user-supplied point (usually the cell centre)
 
SourceFiles
    cellSplitter.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef cellSplitter_H
#define cellSplitter_H
 
#include "Map.H"
#include "edge.H"
#include "typeInfo.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward declaration of classes
class polyTopoChange;
class mapPolyMesh;
class polyMesh;
 
 
/*---------------------------------------------------------------------------*\
                           Class cellSplitter Declaration
\*---------------------------------------------------------------------------*/
 
class cellSplitter
{
    // Private data
 
        //- Reference to mesh
        const polyMesh& mesh_;
 
        //- Per cell the mid point added.
        Map<label> addedPoints_;
 
 
    // Private Member Functions
 
        //- Get patch and zone info for face
        void getFaceInfo
        (
            const label facei,
            label& patchID,
            label& zoneID,
            label& zoneFlip
        ) const;
 
        //- Find the new owner (if any) of the face.
        label newOwner
        (
            const label facei,
            const Map<labelList>& cellToCells
        ) const;
 
        //- Find the new neighbour (if any) of the face.
        label newNeighbour
        (
            const label facei,
            const Map<labelList>& cellToCells
        ) const;
 
        //- No copy construct
        cellSplitter(const cellSplitter&) = delete;
 
        //- No copy assignment
        void operator=(const cellSplitter&) = delete;
 
public:
 
    //- Runtime type information
    ClassName("cellSplitter");
 
    // Constructors
 
        //- Construct from mesh
        cellSplitter(const polyMesh& mesh);
 
 
    //- Destructor
    ~cellSplitter() = default;
 
 
    // Member Functions
 
        // Edit
 
            //- Insert mesh changes into meshMod.
            //  cellToMidPoint : cell to cut and position of its new midpoint
            void setRefinement
            (
                const Map<point>& cellToMidPoint,
                polyTopoChange& meshMod
            );
 
            //- Force recalculation of locally stored data on topological change
            void updateMesh(const mapPolyMesh&);
 
 
        // Access
 
            //- Per cell the mid point added.
            const Map<label>& addedPoints() const
            {
                return addedPoints_;
            }
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //