voronoiMeshGenerator.H

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | cfMesh: A library for mesh generation
   \\    /   O peration     |
    \\  /    A nd           | Author: Franjo Juretic (franjo.juretic@c-fields.com)
     \\/     M anipulation  | Copyright (C) Creative Fields, Ltd.
-------------------------------------------------------------------------------
License
    This file is part of cfMesh.
 
    cfMesh 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.
 
    cfMesh 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 cfMesh.  If not, see <http://www.gnu.org/licenses/>.
 
Class
    voronoiMeshGenerator
 
Description
    Creates voronoi mesh template from the octree
 
SourceFiles
    voronoiMeshGenerator.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef voronoiMeshGenerator_H
#define voronoiMeshGenerator_H
 
#include "polyMeshGen.H"
#include "IOdictionary.H"
#include "workflowControls.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward declarations
class triSurf;
class meshOctree;
class Time;
 
/*---------------------------------------------------------------------------*\
                     Class voronoiMeshGenerator Declaration
\*---------------------------------------------------------------------------*/
 
class voronoiMeshGenerator
{
    // Private data
        //- reference to Time
        const Time& runTime_;
 
        //- pointer to the surface
        const triSurf* surfacePtr_;
 
        //- pointer to the modifier surface
        const triSurf* modSurfacePtr_;
 
        //- pointer to the octree
        meshOctree* octreePtr_;
 
        //- pointer to the list patches for boundary vertices
        labelList* pointRegionsPtr_;
 
        //- IOdictionary containing information about cell sizes, etc..
        IOdictionary meshDict_;
 
        //- mesh
        polyMeshGen mesh_;
 
        //- workflow controller
        workflowControls controller_;
 
    // Private member functions
        //- create voronoi mesh
        void createVoronoiMesh();
 
        //- prepare mesh surface
        void surfacePreparation();
 
        //- map mesh to the surface and untangle surface
        void mapMeshToSurface();
 
        //- assign patches to boundary faces
        void extractPatches();
 
        //- capture edges and corners
        void mapEdgesAndCorners();
 
        //- optimise surface mesh
        void optimiseMeshSurface();
 
        //- add boundary layers
        void generateBoudaryLayers();
 
        //- mesh optimisation
        void optimiseFinalMesh();
 
        //- re-project points back on the surface mesh after back-scaling
        void projectSurfaceAfterBackScaling();
 
        //- refine boundary layer
        void refBoundaryLayers();
 
        //- replace boundaries
        void replaceBoundaries();
 
        //- renumber the mesh
        void renumberMesh();
 
        //- generate mesh
        void generateMesh();
 
        //- Disallow default bitwise copy construct
        voronoiMeshGenerator(const voronoiMeshGenerator&);
 
        //- Disallow default bitwise assignment
        void operator=(const voronoiMeshGenerator&);
 
public:
 
    // Constructors
 
        //- Construct from time
        voronoiMeshGenerator(const Time&);
 
        //- Construct from time and desired cell size
        //voronoiMeshGenerator(const Time&, const volScalarField&);
 
    // Destructor
 
        ~voronoiMeshGenerator();
 
 
    // Member Functions
 
        //- write the mesh
        void writeMesh() const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //