vtkTopo.H

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License
    This file is part of OpenFOAM.

    OpenFOAM is free software: you can redistribute it and/or modify it
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    the Free Software Foundation, either version 3 of the License, or
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    You should have received a copy of the GNU General Public License
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Class
    Foam::vtkTopo

Description
    Polyhedral cell decomposition for VTK.

SourceFiles
    vtkTopo.C

\*---------------------------------------------------------------------------*/

#ifndef vtkTopo_H
#define vtkTopo_H

#include "labelList.H"

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

namespace Foam
{

// Forward declaration of classes
class polyMesh;

/*---------------------------------------------------------------------------*\
                           Class vtkTopo Declaration
\*---------------------------------------------------------------------------*/

class vtkTopo
{
    // Private Data

        const polyMesh& mesh_;

        //- Vertices per cell (including added cells) in vtk ordering
        labelListList vertLabels_;

        //- Cell types (including added cells) in vtk numbering
        labelList cellTypes_;

        labelList addPointCellLabels_;

        labelList superCells_;


public:

   // Public static data

        //- Equivalent to enumeration in "vtkCellType.h"
        enum vtkTypes
        {
            VTK_TRIANGLE   = 5,
            VTK_POLYGON    = 7,
            VTK_QUAD       = 9,

            VTK_TETRA      = 10,
            VTK_HEXAHEDRON = 12,
            VTK_WEDGE      = 13,
            VTK_PYRAMID    = 14,
            VTK_POLYHEDRON = 42
        };

    //- Enable/disable polyhedron decomposition. Default = true
    static bool decomposePoly;


    // Constructors

        //- Construct from components
        vtkTopo(const polyMesh&);

        //- Disallow default bitwise copy construction
        vtkTopo(const vtkTopo&) = delete;


    // Member Functions

        // Access

            const labelListList& vertLabels() const
            {
                return vertLabels_;
            }

            const labelList& cellTypes() const
            {
                return cellTypes_;
            }

            const labelList& addPointCellLabels() const
            {
                return addPointCellLabels_;
            }

            const labelList& superCells() const
            {
                return superCells_;
            }


    // Member Operators

        //- Disallow default bitwise assignment
        void operator=(const vtkTopo&) = delete;
};


// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

} // End namespace Foam

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

#endif

// ************************************************************************* //