src/SMDS/SMDS_UnstructuredGrid.hxx

   1 // Copyright (C) 2010-2020  CEA/DEN, EDF R&D, OPEN CASCADE
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License, or (at your option) any later version.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 //
  19
  20 // File:    SMDS_UnstructuredGrid.hxx
  21 // Author:  prascle
  22 // Created: September 16, 2009, 10:28 PM
  23
  24 #ifndef _SMDS_UNSTRUCTUREDGRID_HXX
  25 #define _SMDS_UNSTRUCTUREDGRID_HXX
  26
  27 #include "SMESH_SMDS.hxx"
  28
  29 #include <vtkUnstructuredGrid.h>
  30 #include <vtkCellLinks.h>
  31
  32 #include <vector>
  33 #include <set>
  34 #include <map>
  35
  36 //#define VTK_HAVE_POLYHEDRON
  37 //#ifdef VTK_HAVE_POLYHEDRON
  38 #define VTK_MAXTYPE VTK_POLYHEDRON
  39 //#else
  40 //  #define VTK_MAXTYPE VTK_QUADRATIC_PYRAMID
  41 //#endif
  42
  43 #define NBMAXNEIGHBORS 100
  44
  45 // allow very huge polyhedrons in tests
  46 #define NBMAXNODESINCELL 5000
  47
  48 // Keep compatibility with paraview 5.0.1 on Linux
  49 #ifndef WIN32
  50   #ifndef VTK_HAS_MTIME_TYPE
  51   #define VTK_HAS_MTIME_TYPE
  52   typedef unsigned long int vtkMTimeType;
  53   #endif
  54 #endif
  55
  56 class SMDS_Downward;
  57 class SMDS_Mesh;
  58 class SMDS_MeshCell;
  59 class SMDS_MeshVolume;
  60
  61 class SMDS_EXPORT SMDS_CellLinks: public vtkCellLinks
  62 {
  63 public:
  64   void ResizeForPoint(vtkIdType vtkID);
  65   void BuildLinks(vtkDataSet *data, vtkCellArray *Connectivity, vtkUnsignedCharArray* types);
  66   static SMDS_CellLinks* New();
  67 protected:
  68   SMDS_CellLinks();
  69   ~SMDS_CellLinks();
  70 };
  71
  72 class SMDS_EXPORT SMDS_UnstructuredGrid: public vtkUnstructuredGrid
  73 {
  74 public:
  75   void setSMDS_mesh(SMDS_Mesh *mesh);
  76   void compactGrid(std::vector<int>& idNodesOldToNew,
  77                    int               newNodeSize,
  78                    std::vector<int>& idCellsOldToNew,
  79                    int               newCellSize);
  80   virtual vtkMTimeType GetMTime();
  81   virtual vtkPoints *GetPoints();
  82
  83   int InsertNextLinkedCell(int type, int npts, vtkIdType *pts);
  84
  85   int CellIdToDownId(int vtkCellId);
  86   void setCellIdToDownId(int vtkCellId, int downId);
  87   void CleanDownwardConnectivity();
  88   void BuildDownwardConnectivity(bool withEdges);
  89   int GetNeighbors(int* neighborsVtkIds, int* downIds, unsigned char* downTypes, int vtkId, bool getSkin=false);
  90   int GetParentVolumes(int* volVtkIds, int vtkId);
  91   int GetParentVolumes(int* volVtkIds, int downId, unsigned char downType);
  92   void GetNodeIds(std::set<int>& nodeSet, int downId, unsigned char downType);
  93   void ModifyCellNodes(int vtkVolId, std::map<int, int> localClonedNodeIds);
  94   int getOrderedNodesOfFace(int vtkVolId, int& dim, std::vector<vtkIdType>& orderedNodes);
  95   SMDS_MeshCell* extrudeVolumeFromFace(int vtkVolId, int domain1, int domain2,
  96                                        std::set<int>&                      originalNodes,
  97                                        std::map<int, std::map<int, int> >& nodeDomains,
  98                                        std::map<int, std::map<long,int> >& nodeQuadDomains);
  99   void BuildLinks();
 100   void DeleteLinks();
 101   SMDS_CellLinks* GetLinks();
 102   bool HasLinks() const { return this->Links; }
 103
 104   SMDS_Downward* getDownArray(unsigned char vtkType)
 105   {
 106     return _downArray[vtkType];
 107   }
 108   void AllocateDiameters( vtkIdType maxVtkID );
 109   void SetBallDiameter( vtkIdType vtkID, double diameter );
 110   double GetBallDiameter( vtkIdType vtkID ) const;
 111
 112   static SMDS_UnstructuredGrid* New();
 113   SMDS_Mesh *_mesh;
 114
 115 protected:
 116   SMDS_UnstructuredGrid();
 117   ~SMDS_UnstructuredGrid();
 118   void copyNodes(vtkPoints *newPoints, std::vector<int>& idNodesOldToNew, int& alreadyCopied, int start, int end);
 119   void copyBloc(vtkUnsignedCharArray *newTypes,
 120                 const std::vector<int>& idCellsOldToNew,
 121                 const std::vector<int>& idNodesOldToNew,
 122                 vtkCellArray* newConnectivity,
 123                 vtkIdTypeArray* newLocations,
 124                 std::vector<vtkIdType>& pointsCell);
 125
 126   std::vector<int> _cellIdToDownId; //!< convert vtk Id to downward[vtkType] id, initialized with -1
 127   std::vector<unsigned char> _downTypes;
 128   std::vector<SMDS_Downward*> _downArray;
 129 };
 130
 131 #endif  /* _SMDS_UNSTRUCTUREDGRID_HXX */
 132