findCellsIntersectingSurface.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
    findCellsIntersectingSurface
 
Description
    Finds which cells in the mesh intersect the surface mesh
 
SourceFiles
    findCellsIntersectingSurface.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef findCellsIntersectingSurface_H
#define findCellsIntersectingSurface_H
 
#include "boolList.H"
#include "VRWGraph.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
class polyMeshGen;
class triSurf;
class meshOctree;
 
/*---------------------------------------------------------------------------*\
                Class findCellsIntersectingSurface Declaration
\*---------------------------------------------------------------------------*/
 
class findCellsIntersectingSurface
{
    // Private data
        //- Reference to the mesh
        polyMeshGen& mesh_;
 
        //- Pointer to the octree
        meshOctree* octreePtr_;
 
        //- check whether the octree was generated or not
        const bool octreeGenerated_;
 
        //- stores information about intersected cells
        boolList intersectedCells_;
 
        //- stores information which surface facets intersect each cell
        VRWGraph facetsIntersectingCell_;
 
    // Private member functions
        //- generate the octree
        void generateOctree(const triSurf&);
 
        //- check for the intersected cells
        void findIntersectedCells();
 
public:
 
    // Constructors
 
        //- Construct from mesh and octree
        findCellsIntersectingSurface
        (
            polyMeshGen& mesh,
            const meshOctree& octree
        );
 
        //- Construct from mesh and surface
        findCellsIntersectingSurface
        (
            polyMeshGen& mesh,
            const triSurf& surface
        );
 
    // Destructor
        ~findCellsIntersectingSurface();
 
    // Public member functions
        //- return the list of intersected cells;
        const boolList& intersectedCells() const;
 
        //- return the graph of facets intersecting each cell
        const VRWGraph& facetsIntersectingCells() const;
 
        //- create a cell subset containing intersected cells
        void addIntersectedCellsToSubset
        (
            const word subsetName = "intersectedCells"
        );
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //