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https://github.com/NGSolve/netgen.git
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132 lines
2.2 KiB
C++
132 lines
2.2 KiB
C++
#ifndef FILE_MESHING3
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#define FILE_MESHING3
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enum MESHING3_RESULT
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{
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MESHING3_OK = 0,
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MESHING3_GIVEUP = 1,
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MESHING3_NEGVOL = 2,
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MESHING3_OUTERSTEPSEXCEEDED = 3,
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MESHING3_TERMINATE = 4,
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MESHING3_BADSURFACEMESH = 5
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};
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/// 3d volume mesh generation
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class Meshing3
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{
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/// current state of front
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AdFront3 * adfront;
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/// 3d generation rules
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NgArray<vnetrule*> rules;
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/// counts how often a rule is used
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NgArray<int> ruleused, canuse, foundmap;
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/// describes, why a rule is not applied
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NgArray<char*> problems;
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/// tolerance criterion
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double tolfak;
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public:
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///
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Meshing3 (const string & rulefilename);
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///
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Meshing3 (const char ** rulep);
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///
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virtual ~Meshing3 ();
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///
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void LoadRules (const char * filename, const char ** prules);
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///
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MESHING3_RESULT GenerateMesh (Mesh & mesh, const MeshingParameters & mp);
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///
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int ApplyRules (NgArray<Point3d, PointIndex::BASE> & lpoints,
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NgArray<int, PointIndex::BASE> & allowpoint,
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NgArray<MiniElement2d> & lfaces, INDEX lfacesplit,
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INDEX_2_HASHTABLE<int> & connectedpairs,
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NgArray<Element> & elements,
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NgArray<INDEX> & delfaces, int tolerance,
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double sloppy, int rotind1,
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float & retminerr);
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///
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PointIndex AddPoint (const Point3d & p, PointIndex globind);
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///
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void AddBoundaryElement (const Element2d & elem);
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///
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void AddBoundaryElement (const MiniElement2d & elem);
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///
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int AddConnectedPair (const INDEX_2 & pair);
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///
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void BlockFill (Mesh & mesh, double gh);
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///
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void BlockFillLocalH (Mesh & mesh, const MeshingParameters & mp);
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/// uses points of adfront, and puts new elements into mesh
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void Delaunay (Mesh & mesh, int domainnr, const MeshingParameters & mp);
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///
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friend class PlotVolMesh;
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///
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friend void TestRules ();
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};
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/// status of mesh generation
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class MeshingStat3d
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{
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public:
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///
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MeshingStat3d ();
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///
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int cntsucc;
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///
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int cnttrials;
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///
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int cntelem;
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///
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int nff;
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///
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int qualclass;
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///
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double vol0;
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///
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double vol;
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///
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double h;
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///
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int problemindex;
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};
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/*
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template <typename POINTArray, typename FACEArray>
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extern int FindInnerPoint (POINTArray & grouppoints,
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FACEArray & groupfaces,
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Point3d & p);
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*/
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#endif
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