featurePointConformer.H

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/*---------------------------------------------------------------------------*\
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    Copyright (C) 2013-2016 OpenFOAM Foundation
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.
 
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    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
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    for more details.
 
    You should have received a copy of the GNU General Public License
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Class
    Foam::featurePointConformer
 
Description
    The Delaunay vertices required to conform to a feature point can be
    determined upon initialisation because the feature points are fixed and
    do not change throughout the meshing process.
 
SourceFiles
    featurePointConformerI.H
    featurePointConformer.C
    featurePointConformerSpecialisations.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef featurePointConformer_H
#define featurePointConformer_H
 
#include "CGALTriangulation3Ddefs.H"
#include "vector.H"
#include "DynamicList.H"
#include "List.H"
#include "extendedFeatureEdgeMesh.H"
#include "pointPairs.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
class conformalVoronoiMesh;
class cvControls;
class conformationSurfaces;
class pointFeatureEdgesTypes;
class backgroundMeshDecomposition;
 
/*---------------------------------------------------------------------------*\
                   Class featurePointConformer Declaration
\*---------------------------------------------------------------------------*/
 
class featurePointConformer
{
    // Static data
 
        //- Tolerance within which two lines are said to be parallel.
        static const scalar tolParallel;
 
 
    // Private data
 
        //- Reference to the mesher.
        const conformalVoronoiMesh& foamyHexMesh_;
 
        //- Reference to the mesher controls.
        const cvControls& foamyHexMeshControls_;
 
        //- Reference to the conformation surfaces.
        const conformationSurfaces& geometryToConformTo_;
 
        //- Store the feature constraining points, to be reinserted after a
        //  triangulation clear.
        List<Vb> featurePointVertices_;
 
        //-
        mutable pointPairs<Delaunay> ftPtPairs_;
 
 
    // Private Member Functions
 
        //- Calculate the shared face normal between two edges geometrically.
        vector sharedFaceNormal
        (
            const extendedFeatureEdgeMesh& feMesh,
            const label edgeI,
            const label nextEdgeI
        ) const;
 
        label getSign(const extendedFeatureEdgeMesh::edgeStatus eStatus) const;
 
        bool createSpecialisedFeaturePoint
        (
            const extendedFeatureEdgeMesh& feMesh,
            const labelList& pEds,
            const pointFeatureEdgesTypes& pFEdgesTypes,
            const List<extendedFeatureEdgeMesh::edgeStatus>& allEdStat,
            const label ptI,
            DynamicList<Vb>& pts
        ) const;
 
 
        void addMasterAndSlavePoints
        (
            const DynamicList<point>& masterPoints,
            const DynamicList<indexedVertexEnum::vertexType>& masterPointsTypes,
            const Map<DynamicList<autoPtr<plane>>>& masterPointReflections,
            DynamicList<Vb>& pts,
            const label ptI
        ) const;
 
        //- Helper function for conforming to feature points
        void createMasterAndSlavePoints
        (
            const extendedFeatureEdgeMesh& feMesh,
            const label ptI,
            DynamicList<Vb>& pts
        ) const;
 
        void createMixedFeaturePoints(DynamicList<Vb>& pts) const;
 
        //- Create the points that will conform to the feature
        void createFeaturePoints(DynamicList<Vb>& pts);
 
        //- No copy construct
        featurePointConformer(const featurePointConformer&) = delete;
 
        //- No copy assignment
        void operator=(const featurePointConformer&) = delete;
 
 
public:
 
    //- Runtime type information
    ClassName("featurePointConformer");
 
 
    // Constructors
 
        //- Construct from components
        explicit featurePointConformer
        (
            const conformalVoronoiMesh& foamyHexMesh
        );
 
 
    //- Destructor
    ~featurePointConformer();
 
 
    // Member Functions
 
        // Access
 
            //- Return the feature point vertices for insertion into the
            //  triangulation.
            inline const List<Vb>& featurePointVertices() const;
 
            //- Return the feature point pair table
            inline const pointPairs<Delaunay>& featurePointPairs() const;
 
 
        // Edit
 
            //- Distribute the feature point vertices according to the
            //  supplied background mesh
            void distribute(const backgroundMeshDecomposition& decomposition);
 
            //- Reindex the feature point pairs using the map.
            void reIndexPointPairs(const Map<label>& oldToNewIndices);
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#include "featurePointConformerI.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //