conformalVoronoiMesh.H

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-------------------------------------------------------------------------------
    Copyright (C) 2012-2016 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.
 
    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::conformalVoronoiMesh
 
Description
 
SourceFiles
    conformalVoronoiMeshI.H
    conformalVoronoiMesh.C
    conformalVoronoiMeshZones.C
    conformalVoronoiMeshIO.C
    conformalVoronoiMeshConformToSurface.C
    conformalVoronoiMeshFeaturePoints.C
    conformalVoronoiMeshCalcDualMesh.C
    conformalVoronoiMeshTemplates.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef conformalVoronoiMesh_H
#define conformalVoronoiMesh_H
 
#include "CGALTriangulation3Ddefs.H"
#include "searchableSurfaces.H"
#include "conformationSurfaces.H"
#include "cellShapeControl.H"
#include "cvControls.H"
#include "DynamicList.H"
#include "bitSet.H"
#include "Time.H"
#include "polyMesh.H"
#include "plane.H"
#include "SortableList.H"
#include "meshTools.H"
#include "dynamicIndexedOctree.H"
#include "dynamicTreeDataPoint.H"
#include "indexedOctree.H"
#include "treeDataPoint.H"
#include "unitConversion.H"
#include "transform.H"
#include "volFields.H"
#include "fvMesh.H"
#include "labelPair.H"
#include "HashSet.H"
#include "memInfo.H"
#include "point.H"
#include "cellSet.H"
#include "wallPolyPatch.H"
#include "processorPolyPatch.H"
#include "zeroGradientFvPatchFields.H"
#include "globalIndex.H"
#include "pointFeatureEdgesTypes.H"
#include "pointConversion.H"
#include "Pair.H"
#include "DistributedDelaunayMesh.H"
#include "featurePointConformer.H"
#include "pointPairs.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward declaration of classes
class initialPointsMethod;
class relaxationModel;
class faceAreaWeightModel;
class backgroundMeshDecomposition;
class OBJstream;
 
/*---------------------------------------------------------------------------*\
                    Class conformalVoronoiMesh Declaration
\*---------------------------------------------------------------------------*/
 
class conformalVoronoiMesh
:
    public DistributedDelaunayMesh<Delaunay>
{
public:
 
    typedef Delaunay::Vertex_handle    Vertex_handle;
    typedef Delaunay::Cell_handle      Cell_handle;
    typedef Delaunay::Edge             Edge;
    typedef Delaunay::Facet            Facet;
    typedef Delaunay::Point            Point;
 
    typedef List<DynamicList<labelPairPair>>     labelPairPairDynListList;
 
    typedef Tuple2<pointIndexHit, label>         pointIndexHitAndFeature;
    typedef List<pointIndexHitAndFeature>        pointIndexHitAndFeatureList;
    typedef DynamicList<pointIndexHitAndFeature> pointIndexHitAndFeatureDynList;
 
    // Static data
 
        enum dualMeshPointType
        {
            internal     = 0,
            surface      = 1,
            featureEdge  = 2,
            featurePoint = 3,
            constrained  = 4
        };
 
        static const Enum<dualMeshPointType> dualMeshPointTypeNames_;
 
 
private:
 
    // Static data
 
        static const scalar searchConeAngle;
 
        static const scalar searchAngleOppositeSurface;
 
 
    // Private data
 
        //- The time registry of the application
        const Time& runTime_;
 
        //- Random number generator
        mutable Random rndGen_;
 
        //- Controls for the conformal Voronoi meshing process
        cvControls foamyHexMeshControls_;
 
        //- All geometry of the meshing process, including surfaces to be
        //  conformed to and those to be used for refinement
        searchableSurfaces allGeometry_;
 
        //- The surfaces to conform to
        conformationSurfaces geometryToConformTo_;
 
        //- Background mesh decomposition, only available in parallel.
        autoPtr<backgroundMeshDecomposition> decomposition_;
 
        //- The cell shape control object
        cellShapeControl cellShapeControl_;
 
        //- Limiting bound box before infinity begins
        treeBoundBox limitBounds_;
 
        mutable pointPairs<Delaunay> ptPairs_;
 
        featurePointConformer ftPtConformer_;
 
        //- Search tree for edge point locations
        mutable autoPtr<dynamicIndexedOctree<dynamicTreeDataPoint>>
            edgeLocationTreePtr_;
 
        mutable DynamicList<Foam::point> existingEdgeLocations_;
 
        //- Search tree for surface point locations
        mutable autoPtr<dynamicIndexedOctree<dynamicTreeDataPoint>>
            surfacePtLocationTreePtr_;
 
        mutable DynamicList<Foam::point> existingSurfacePtLocations_;
 
        //- Store the surface and feature edge conformation locations to be
        //  reinserted
        List<Vb> surfaceConformationVertices_;
 
        //- Method for inserting initial points.  Runtime selectable.
        autoPtr<initialPointsMethod> initialPointsMethod_;
 
        //- Relaxation coefficient model.  Runtime selectable.
        autoPtr<relaxationModel> relaxationModel_;
 
        //-  Face area weight function.  Runtime selectable.
        autoPtr<faceAreaWeightModel> faceAreaWeightModel_;
 
 
    // Private Member Functions
 
        inline scalar defaultCellSize() const;
 
        //- Return the local target cell size at the given location.  Takes
        //  boolean argument to allow speed-up of queries if the point is going
        //  to be on a surface.
        inline scalar targetCellSize(const Foam::point& pt) const;
 
        //- Return the target cell size from that stored on a pair of
        //  Delaunay vertices, including the possibility that one of
        //  them is not an internalOrBoundaryPoint, and so will not
        //  have valid data.
        inline scalar averageAnyCellSize
        (
            const Vertex_handle& vA,
            const Vertex_handle& vB
        ) const;
 
        //- The average target cell size of a Delaunay facet, i.e., of
        //  a dual edge
        inline scalar averageAnyCellSize
        (
            const Delaunay::Finite_facets_iterator& fit
        ) const;
 
        //- Insert Delaunay vertices using the CGAL range insertion method,
        //  optionally check processor occupancy and distribute to other
        //  processors
        void insertInternalPoints
        (
            List<Point>& points,
            const bool distribute = false
        );
 
        Map<label> insertPointPairs
        (
            List<Vb>& vertices,
            bool distribute,
            bool reIndex
        );
 
        //- Create a point-pair at a ppDist distance either side of
        //  surface point surfPt, in the direction n
        inline void createPointPair
        (
            const scalar ppDist,
            const Foam::point& surfPt,
            const vector& n,
            const bool ptPair,
            DynamicList<Vb>& pts
        ) const;
 
        inline Foam::point perturbPoint(const Foam::point& pt) const;
 
        //- Create a point-pair at a ppDist distance either side of
        //  surface point surfPt, in the direction n
        inline void createBafflePointPair
        (
            const scalar ppDist,
            const Foam::point& surfPt,
            const vector& n,
            const bool ptPair,
            DynamicList<Vb>& pts
        ) const;
 
        //- Check internal point is completely inside the meshable region
        inline bool internalPointIsInside(const Foam::point& pt) const;
 
        //- Insert pairs of points on the surface with the given normals, at the
        //  specified spacing
        void insertSurfacePointPairs
        (
            const pointIndexHitAndFeatureList& surfaceHits,
            const fileName fName,
            DynamicList<Vb>& pts
        );
 
        //- Insert groups of points to conform to an edge given a list of
        //  pointIndexHits specifying the location and edge index of the point
        //  to be conformed to on the corresponding entry in featureHit
        void insertEdgePointGroups
        (
            const pointIndexHitAndFeatureList& edgeHits,
            const fileName fName,
            DynamicList<Vb>& pts
        );
 
        void createEdgePointGroupByCirculating
        (
            const extendedFeatureEdgeMesh& feMesh,
            const pointIndexHit& edHit,
            DynamicList<Vb>& pts
        ) const;
 
        bool meshableRegion
        (
            const plane::side side,
            const extendedFeatureEdgeMesh::sideVolumeType volType
        ) const;
 
        bool regionIsInside
        (
            const extendedFeatureEdgeMesh::sideVolumeType volTypeA,
            const vector& normalA,
            const extendedFeatureEdgeMesh::sideVolumeType volTypeB,
            const vector& normalB,
            const vector& masterPtVec
        ) const;
 
        //- Create points to conform to an external edge
        void createExternalEdgePointGroup
        (
            const extendedFeatureEdgeMesh& feMesh,
            const pointIndexHit& edHit,
            DynamicList<Vb>& pts
        ) const;
 
        //- Create points to conform to an internal edge
        void createInternalEdgePointGroup
        (
            const extendedFeatureEdgeMesh& feMesh,
            const pointIndexHit& edHit,
            DynamicList<Vb>& pts
        ) const;
 
        //- Create points to conform to a flat edge
        void createFlatEdgePointGroup
        (
            const extendedFeatureEdgeMesh& feMesh,
            const pointIndexHit& edHit,
            DynamicList<Vb>& pts
        ) const;
 
        //- Create points to conform to an open edge
        void createOpenEdgePointGroup
        (
            const extendedFeatureEdgeMesh& feMesh,
            const pointIndexHit& edHit,
            DynamicList<Vb>& pts
        ) const;
 
        //- Create points to conform to multiply connected edge
        void createMultipleEdgePointGroup
        (
            const extendedFeatureEdgeMesh& feMesh,
            const pointIndexHit& edHit,
            DynamicList<Vb>& pts
        ) const;
 
        //- Determine and insert point groups at the feature points
        void insertFeaturePoints(bool distribute = false);
 
        //- Check if a location is in exclusion range around a feature point
        bool nearFeaturePt(const Foam::point& pt) const;
 
        //- Check if a surface point is in exclusion range around a feature edge
        bool surfacePtNearFeatureEdge(const Foam::point& pt) const;
 
        //- Insert the initial points into the triangulation, based on the
        //  initialPointsMethod
        void insertInitialPoints();
 
        //- In parallel redistribute the backgroundMeshDecomposition and
        //  vertices to balance the number of vertices on each processor.
        //  Returns true if the background mesh changes as this removes all
        //  referred vertices, so the parallel interface may need rebuilt.
        template<class Triangulation>
        bool distributeBackground(const Triangulation& mesh);
 
        // Test for full containment
        void cellSizeMeshOverlapsBackground() const;
 
        //-
        void distribute();
 
        void buildCellSizeAndAlignmentMesh();
 
        //- Set the size and alignment data for each vertex
        void setVertexSizeAndAlignment();
 
        //- Builds a dual face by circulating around the supplied edge.
        face buildDualFace
        (
            const Delaunay::Finite_edges_iterator& eit
        ) const;
 
        boolList dualFaceBoundaryPoints
        (
            const Delaunay::Finite_edges_iterator& eit
        ) const;
 
        //- Finds the maximum filterCount of the dual vertices
        //  (Delaunay cells) that form the dual face produced by the
        //  supplied edge
        label maxFilterCount
        (
            const Delaunay::Finite_edges_iterator& eit
        ) const;
 
        //- Determines the owner and neighbour labels for dual cells
        //  corresponding to the dual face formed by the supplied
        //  Delaunay vertices.  If the dual face is a boundary face
        //  then neighbour = -1.  Returns true if the dual face
        //  created by vA -> vB needs to be reversed to be correctly
        //  orientated.
        bool ownerAndNeighbour
        (
            Vertex_handle vA,
            Vertex_handle vB,
            label& owner,
            label& neighbour
        ) const;
 
        //- Insert the necessary point pairs to conform to the surface, either
        //  from stored results, or trigger a re-conformation
        void conformToSurface();
 
        //- Decision making function for when to rebuild the surface
        //  conformation
        bool reconformToSurface() const;
 
        //- Determines geometrically whether a vertex is close to a surface
        //  This is an optimisation
        label findVerticesNearBoundaries();
 
        //- Create and insert the necessary point pairs to conform to the
        //  surface, then store the result
        void buildSurfaceConformation();
 
        label synchroniseEdgeTrees
        (
            const DynamicList<label>& edgeToTreeShape,
            pointIndexHitAndFeatureList& featureEdgeHits
        );
 
        label synchroniseSurfaceTrees
        (
            const DynamicList<label>& surfaceToTreeShape,
            pointIndexHitAndFeatureList& surfaceHits
        );
 
        bool surfaceLocationConformsToInside
        (
            const pointIndexHitAndFeature& info
        ) const;
 
        //- Check to see if dual cell specified by given vertex iterator
        //  intersects the boundary and hence requires a point-pair
        bool dualCellSurfaceAnyIntersection
        (
            const Delaunay::Finite_vertices_iterator& vit
        ) const;
 
        //- Return all intersections
        bool dualCellSurfaceAllIntersections
        (
            const Delaunay::Finite_vertices_iterator& vit,
            pointIndexHitAndFeatureDynList& info
        ) const;
 
        //- Return false if the line is entirely outside the current processor
        //  domain, true is either point is inside, or the processor domain
        //  bounadry is intersected (i.e. the points are box outside but the
        //  line cuts.  The points will be moved onto the box where they
        //  intersect.
        bool clipLineToProc
        (
            const Foam::point& pt,
            Foam::point& a,
            Foam::point& b
        ) const;
 
        //- Find the "worst" protrusion of a dual cell through the surface,
        //  subject to the maxSurfaceProtrusion tolerance
        void dualCellLargestSurfaceProtrusion
        (
            const Delaunay::Finite_vertices_iterator& vit,
            pointIndexHit& surfHit,
            label& hitSurface
        ) const;
 
        void dualCellLargestSurfaceIncursion
        (
            const Delaunay::Finite_vertices_iterator& vit,
            pointIndexHit& surfHit,
            label& hitSurface
        ) const;
 
        //- Write out vertex-processor occupancy information for debugging
        void reportProcessorOccupancy();
 
        //- Write out debugging information about the surface conformation
        //  quality
//        void reportSurfaceConformationQuality();
 
        //- Limit the displacement of a point so that it doesn't penetrate the
        //  surface to be meshed or come too close to it
        void limitDisplacement
        (
            const Delaunay::Finite_vertices_iterator& vit,
            vector& displacement,
            label callCount = 0
        ) const;
 
        //- Find angle between the normals of two close surface points.
        scalar angleBetweenSurfacePoints(Foam::point pA, Foam::point pB) const;
 
        //- Check if a surface point is near another.
        bool nearSurfacePoint
        (
            pointIndexHitAndFeature& pHit
        ) const;
 
        //- Append a point to the surface point tree and the existing list
        bool appendToSurfacePtTree
        (
            const Foam::point& pt
        ) const;
 
        //- Append a point to the edge location tree and the existing list
        bool appendToEdgeLocationTree
        (
            const Foam::point& pt
        ) const;
 
        //- Return a list of the nearest feature edge locations
        List<pointIndexHit> nearestFeatureEdgeLocations
        (
            const Foam::point& pt
        ) const;
 
        //- Check if a point is near any feature edge points.
        bool pointIsNearFeatureEdgeLocation(const Foam::point& pt) const;
 
        bool pointIsNearFeatureEdgeLocation
        (
            const Foam::point& pt,
            pointIndexHit& info
        ) const;
 
        //- Check if a point is near any surface conformation points.
        bool pointIsNearSurfaceLocation(const Foam::point& pt) const;
 
        bool pointIsNearSurfaceLocation
        (
            const Foam::point& pt,
            pointIndexHit& info
        ) const;
 
        //- Check if a location is in the exclusion range of an existing feature
        //  edge conformation location
        bool nearFeatureEdgeLocation
        (
            const pointIndexHit& pHit,
            pointIndexHit& nearestEdgeHit
        ) const;
 
        //- Build or rebuild the edge location tree
        void buildEdgeLocationTree
        (
            const DynamicList<Foam::point>& existingEdgeLocations
        ) const;
 
        //- Build or rebuild the surface point location tree
        void buildSurfacePtLocationTree
        (
            const DynamicList<Foam::point>& existingSurfacePtLocations
        ) const;
 
        //- Process the surface conformation locations to decide which surface
        //  and edge conformation locations to add
        void addSurfaceAndEdgeHits
        (
            const Foam::point& vit,
            const pointIndexHitAndFeatureDynList& surfaceIntersections,
            scalar surfacePtReplaceDistCoeffSqr,
            scalar edgeSearchDistCoeffSqr,
            pointIndexHitAndFeatureDynList& surfaceHits,
            pointIndexHitAndFeatureDynList& featureEdgeHits,
            DynamicList<label>& surfaceToTreeShape,
            DynamicList<label>& edgeToTreeShape,
            Map<scalar>& surfacePtToEdgePtDist,
            bool firstPass
        ) const;
 
        //- Store the surface conformation with the indices offset to be
        //  relative to zero
        void storeSurfaceConformation();
 
        //- Reinsert the surface conformation re-offsetting indices to be
        //  relative to new number of internal vertices
        void reinsertSurfaceConformation();
 
        void checkCells();
 
        void checkDuals();
 
        void checkVertices();
 
        void checkCoPlanarCells() const;
 
        //- Dual calculation
        void calcDualMesh
        (
            pointField& points,
            labelList& boundaryPts,
            faceList& faces,
            labelList& owner,
            labelList& neighbour,
            wordList& patchNames,
            PtrList<dictionary>& patchDicts,
            pointField& cellCentres,
            labelList& cellToDelaunayVertex,
            labelListList& patchToDelaunayVertex,
            bitSet& boundaryFacesToRemove
        );
 
        void calcNeighbourCellCentres
        (
            const polyMesh& mesh,
            const pointField& cellCentres,
            pointField& neiCc
        ) const;
 
        void selectSeparatedCoupledFaces
        (
            const polyMesh& mesh,
            boolList& selected
        ) const;
 
        //- From meshRefinementBaffles.C. Use insidePoint for a surface to
        //  determine the cell zone.
        void findCellZoneInsideWalk
        (
            const polyMesh& mesh,
            const labelList& locationSurfaces,
            const labelList& faceToSurface,
            labelList& cellToSurface
        ) const;
 
        //- Calculate the cell zones from cellCentres using all closed surfaces
        labelList calcCellZones(const pointField& cellCentres) const;
 
        //- Calculate the face zones
        void calcFaceZones
        (
            const polyMesh& mesh,
            const pointField& cellCentres,
            const labelList& cellToSurface,
            labelList& faceToSurface,
            boolList& flipMap
        ) const;
 
        //- Add zones to the polyMesh
        void addZones(polyMesh& mesh, const pointField& cellCentres) const;
 
        //- Tet mesh calculation
        void calcTetMesh
        (
            pointField& points,
            labelList& pointToDelaunayVertex,
            faceList& faces,
            labelList& owner,
            labelList& neighbour,
            wordList& patchNames,
            PtrList<dictionary>& patchDicts
        );
 
        //- Determines if the dual face constructed by the Delaunay
        //  edge is a boundary face
        inline bool isBoundaryDualFace
        (
            const Delaunay::Finite_edges_iterator& eit
        ) const;
 
        //- Which processors are attached to the dual edge represented by this
        //  Delaunay facet
        inline List<label> processorsAttached
        (
            const Delaunay::Finite_facets_iterator& fit
        ) const;
 
        //- Determines if the edge constructed from the face is on
        //  a processor patch
        inline bool isParallelDualEdge
        (
            const Delaunay::Finite_facets_iterator& fit
        ) const;
 
        //- Determines if the dual face constructed by the Delaunay
        //  edge is a processor boundary face
        inline bool isProcBoundaryEdge
        (
            const Delaunay::Finite_edges_iterator& eit
        ) const;
 
        //- Merge vertices that are identical
        void mergeIdenticalDualVertices
        (
            const pointField& pts,
            labelList& boundaryPts
        );
 
        label mergeIdenticalDualVertices
        (
            const pointField& pts,
            Map<label>& dualPtIndexMap
        ) const;
 
        //- Identify the face labels of the deferred collapse faces
        void deferredCollapseFaceSet
        (
            labelList& owner,
            labelList& neighbour,
            const labelPairHashSet& deferredCollapseFaces
        ) const;
 
        //- Check whether the cell sizes are fine enough. Creates a polyMesh.
        void checkCellSizing();
 
        //- Find all cells with a patch face that is not near the surface. The
        //  allowed offset is the fraction of the target cell size.
        labelHashSet findOffsetPatchFaces
        (
            const polyMesh& mesh,
            const scalar allowedOffset
        ) const;
 
        //- Create a polyMesh and check its quality, reports which
        //  elements damage the mesh quality, allowing backtracking.
        labelHashSet checkPolyMeshQuality(const pointField& pts) const;
 
        label classifyBoundaryPoint(Cell_handle cit) const;
 
        //- Index all of the Delaunay cells and calculate their dual points
        void indexDualVertices
        (
            pointField& pts,
            labelList& boundaryPts
        );
 
        //- Re-index all of the Delaunay cells
        void reindexDualVertices
        (
            const Map<label>& dualPtIndexMap,
            labelList& boundaryPts
        );
 
        label createPatchInfo
        (
            wordList& patchNames,
            PtrList<dictionary>& patchDicts
        ) const;
 
        vector calcSharedPatchNormal(Cell_handle c1, Cell_handle c2) const;
 
        bool boundaryDualFace(Cell_handle c1, Cell_handle c2) const;
 
        //- Create all of the internal and boundary faces
        void createFacesOwnerNeighbourAndPatches
        (
            const pointField& pts,
            faceList& faces,
            labelList& owner,
            labelList& neighbour,
            wordList& patchNames,
            PtrList<dictionary>& patchDicts,
            labelListList& patchPointPairSlaves,
            bitSet& boundaryFacesToRemove,
            bool includeEmptyPatches = false
        ) const;
 
        //- Sort the faces, owner and neighbour lists into
        //  upper-triangular order.  For internal faces only, use
        //  before adding patch faces
        void sortFaces
        (
            faceList& faces,
            labelList& owner,
            labelList& neighbour
        ) const;
 
        //- Sort the processor patches so that the faces are in the same order
        //  on both processors
        void sortProcPatches
        (
            List<DynamicList<face>>& patchFaces,
            List<DynamicList<label>>& patchOwners,
            List<DynamicList<label>>& patchPointPairSlaves,
            labelPairPairDynListList& patchSortingIndices
        ) const;
 
        //- Add the faces and owner information for the patches
        void addPatches
        (
            const label nInternalFaces,
            faceList& faces,
            labelList& owner,
            PtrList<dictionary>& patchDicts,
            bitSet& boundaryFacesToRemove,
            const List<DynamicList<face>>& patchFaces,
            const List<DynamicList<label>>& patchOwners,
            const List<DynamicList<bool>>& indirectPatchFace
        ) const;
 
        //- Remove points that are no longer used by any faces
        void removeUnusedPoints
        (
            faceList& faces,
            pointField& pts,
            labelList& boundaryPts
        ) const;
 
        //- Remove dual cells that are not used by any faces. Return compaction
        //  map.
        labelList removeUnusedCells
        (
            labelList& owner,
            labelList& neighbour
        ) const;
 
        //- Create an empty fvMesh
        autoPtr<fvMesh> createDummyMesh
        (
            const IOobject& io,
            const wordList& patchNames,
            const PtrList<dictionary>& patchDicts
        ) const;
 
        //- Create a polyMesh from points.
        autoPtr<polyMesh> createPolyMeshFromPoints(const pointField& pts) const;
 
        void checkProcessorPatchesMatch
        (
            const PtrList<dictionary>& patchDicts
        ) const;
 
        void reorderPoints
        (
            pointField& points,
            labelList& boundaryPts,
            faceList& faces,
            const label nInternalFaces
        ) const;
 
        //- Rotate the faces on processor patches if necessary
        void reorderProcessorPatches
        (
            const word& meshName,
            const fileName& instance,
            const pointField& points,
            faceList& faces,
            const wordList& patchNames,
            const PtrList<dictionary>& patchDicts
        ) const;
 
        void writePointPairs(const fileName& fName) const;
 
        //- No copy construct
        conformalVoronoiMesh(const conformalVoronoiMesh&) = delete;
 
        //- No copy assignment
        void operator=(const conformalVoronoiMesh&) = delete;
 
 
public:
 
    //- Runtime type information
    ClassName("conformalVoronoiMesh");
 
 
    // Constructors
 
        //- Construct from Time and foamyHexMeshDict
        conformalVoronoiMesh
        (
            const Time& runTime,
            const dictionary& foamyHexMeshDict,
            const fileName& decompDictFile = ""
        );
 
 
    //- Destructor
    ~conformalVoronoiMesh();
 
 
    // Member Functions
 
        void initialiseForMotion();
 
        void initialiseForConformation();
 
        //- Move the vertices according to the controller, re-conforming to the
        //  surface as required
        void move();
 
//        //- Which other processors does each sphere overlap
//        labelListList overlapsProc
//        (
//            const List<Foam::point>& centres,
//            const List<scalar>& radiusSqrs
//        ) const;
 
 
        // Access
 
            //- Return the Time object
            inline const Time& time() const;
 
            //- Return the random number generator
            inline Random& rndGen() const;
 
            //- Return the allGeometry object
            inline const searchableSurfaces& allGeometry() const;
 
            //- Return the conformationSurfaces object
            inline const conformationSurfaces& geometryToConformTo() const;
 
            //- Return the backgroundMeshDecomposition
            inline const backgroundMeshDecomposition& decomposition() const;
 
            //- Return the cellShapeControl object
            inline const cellShapeControl& cellShapeControls() const;
 
            //- Return the foamyHexMeshControls object
            inline const cvControls& foamyHexMeshControls() const;
 
 
        // Query
 
            //- Return the local point pair separation at the given location
            inline scalar pointPairDistance(const Foam::point& pt) const;
 
            //- Return the local mixed feature point placement distance
            inline scalar mixedFeaturePointDistance
            (
                const Foam::point& pt
            ) const;
 
            //- Return the square of the local feature point exclusion distance
            inline scalar featurePointExclusionDistanceSqr
            (
                const Foam::point& pt
            ) const;
 
            //- Return the square of the local feature edge exclusion distance
            inline scalar featureEdgeExclusionDistanceSqr
            (
                const Foam::point& pt
            ) const;
 
            //- Return the square of the local surface point exclusion distance
            inline scalar surfacePtExclusionDistanceSqr
            (
                const Foam::point& pt
            ) const;
 
            //- Return the square of the local surface search distance
            inline scalar surfaceSearchDistanceSqr(const Foam::point& pt) const;
 
            //- Return the local maximum surface protrusion distance
            inline scalar maxSurfaceProtrusion(const Foam::point& pt) const;
 
            //- Call the appropriate function to conform to an edge
            void createEdgePointGroup
            (
                const extendedFeatureEdgeMesh& feMesh,
                const pointIndexHit& edHit,
                DynamicList<Vb>& pts
            ) const;
 
 
        // Write
 
            //- Write the elapsedCpuTime and memory usage, with an optional
            //  description
            static void timeCheck
            (
                const Time& runTime,
                const string& description = string::null,
                const bool check = true
            );
 
            void timeCheck
            (
                const string& description = string::null
            ) const;
 
            //- Prepare data and call writeMesh for polyMesh and
            //  tetDualMesh
            void writeMesh(const fileName& instance);
 
            //- Write mesh to disk
            void writeMesh
            (
                const word& meshName,
                const fileName& instance,
                pointField& points,
                labelList& boundaryPts,
                faceList& faces,
                labelList& owner,
                labelList& neighbour,
                const wordList& patchNames,
                const PtrList<dictionary>& patchDicts,
                const pointField& cellCentres,
                bitSet& boundaryFacesToRemove
            ) const;
 
            //- Calculate and write a field of the target cell size,
            //  target cell volume, actual cell volume and equivalent
            //  actual cell size (cbrt(actual cell volume)).
            void writeCellSizes(const fvMesh& mesh) const;
 
            void writeCellAlignments(const fvMesh& mesh) const;
 
            //- Calculate and write the cell centres.
            void writeCellCentres(const fvMesh& mesh) const;
 
            //- Find the cellSet of the boundary cells which have points that
            //  protrude out of the surface beyond a tolerance.
            labelHashSet findRemainingProtrusionSet(const polyMesh& mesh) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#include "conformalVoronoiMeshI.H"
 
#ifdef NoRepository
    #include "conformalVoronoiMeshTemplates.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //