snappyVoxelMeshDriver.H

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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    \\  /    A nd           | www.openfoam.com
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-------------------------------------------------------------------------------
    Copyright (C) 2018 OpenCFD Ltd.
-------------------------------------------------------------------------------
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::snappyVoxelMeshDriver
 
Description
    Equivalent of snappyRefineDriver but operating on a voxel mesh.
 
    Used to estimate cell size count from refinement (currently).
 
SourceFiles
    snappyVoxelMeshDriver.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef snappyVoxelMeshDriver_H
#define snappyVoxelMeshDriver_H
 
#include "labelList.H"
#include "DynamicList.H"
#include "labelVector.H"
#include "boundBox.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward declarations
class refinementParameters;
class layerParameters;
class meshRefinement;
 
/*---------------------------------------------------------------------------*\
                           Class snappyVoxelMeshDriver Declaration
\*---------------------------------------------------------------------------*/
 
class snappyVoxelMeshDriver
{
    // Private data
 
        //- Mesh+surface
        meshRefinement& meshRefiner_;
 
        //- From surface region to patch
        const labelList globalToMasterPatch_;
 
        //- From surface region to patch
        const labelList globalToSlavePatch_;
 
        //- Bounding box
        boundBox bb_;
 
        //- Number of voxels
        labelVector n_;
 
        //- Per voxel the refinement level
        labelList voxelLevel_;
 
        //- Per insersected voxel the originating surface
        labelList globalRegion_;
 
 
    // Private Member Functions
 
        void addNeighbours
        (
            const labelList& cellLevel,
            const labelVector& voxel,
            const label voxeli,
            DynamicList<labelVector>& front
        ) const;
 
        tmp<pointField> voxelCentres() const;
 
        void isInside
        (
            const pointField& voxelCentres,
            boolList& isVoxelInMesh
        ) const;
 
        void markSurfaceRefinement
        (
            labelList& voxelLevel,
            labelList& globalRegion
        ) const;
 
        void findVoxels
        (
            const labelList& voxelLevel,
            const pointField& locationsOutsideMesh,
            labelList& voxels
        ) const;
 
        void floodFill
        (
            const label voxeli,
            const label newLevel,
            labelList& voxelLevel
        ) const;
 
        void max
        (
            const labelList& maxLevel,
            labelList& voxelLevel
        ) const;
 
        labelList count(const labelList& voxelLevel) const;
 
 
       //- No copy construct
        snappyVoxelMeshDriver(const snappyVoxelMeshDriver&) = delete;
 
        //- No copy assignment
        void operator=(const snappyVoxelMeshDriver&) = delete;
 
 
public:
 
    //- Runtime type information
    ClassName("snappyVoxelMeshDriver");
 
 
    // Constructors
 
        //- Construct from components
        snappyVoxelMeshDriver
        (
            meshRefinement& meshRefiner,
            const labelUList& globalToMasterPatch,
            const labelUList& globalToSlavePatch
        );
 
 
    // Member Functions
 
        void doRefine(const refinementParameters& refineParams);
 
        //void doLayers(const layerParameters& layerParams);
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //