lib/cpPlugins/DataObjects/Mesh.cxx

   1 #include <cpPlugins/DataObjects/Mesh.h>
   2 #include <vtkPolyData.h>
   3
   4 // -------------------------------------------------------------------------
   5 void cpPlugins::DataObjects::Mesh::
   6 SetITK( itk::LightObject* o )
   7 {
   8   /* TODO
   9      this->Superclass::SetITK( o );
  10      bool s = false;
  11      cpPlugins_Demangle_Meshes_Dims( o, _ITK_2_VTK );
  12   */
  13 }
  14
  15 // -------------------------------------------------------------------------
  16 void cpPlugins::DataObjects::Mesh::
  17 SetVTK( vtkObjectBase* o )
  18 {
  19   /* TODO
  20      typedef itk::Mesh< double, 3 >      _TMesh;
  21      typedef _TMesh::CellType            _TCell;
  22      typedef _TCell::CellAutoPointer     _TCellAutoPointer;
  23      typedef itk::LineCell< _TCell >     _TLine;
  24      typedef itk::TriangleCell< _TCell > _TTriangle;
  25      typedef itk::PolygonCell< _TCell >  _TPolygon;
  26
  27      vtkPolyData* mesh = dynamic_cast< vtkPolyData* >( o );
  28      if( mesh == NULL )
  29      {
  30      this->m_ITK = NULL;
  31      this->Modified( );
  32      return;
  33
  34      } // fi
  35
  36      if( this->m_VTK.GetPointer( ) != mesh )
  37      {
  38      this->m_VTK = mesh;
  39
  40      // Copy points
  41      _TMesh::Pointer imesh = _TMesh::New( );
  42      double point[ 3 ];
  43      for( long i = 0; i < mesh->GetNumberOfPoints( ); ++i )
  44      {
  45      mesh->GetPoint( i, point );
  46      _TMesh::PointType ipoint;
  47      ipoint[ 0 ] = point[ 0 ];
  48      ipoint[ 1 ] = point[ 1 ];
  49      ipoint[ 2 ] = point[ 2 ];
  50      imesh->SetPoint( i, ipoint );
  51
  52      } // rof
  53
  54      // Copy cells
  55      vtkCellArray* arrays[ 4 ];
  56      arrays[ 0 ] = mesh->GetLines( );
  57      arrays[ 1 ] = mesh->GetPolys( );
  58      arrays[ 2 ] = NULL; // TODO: mesh->GetStrips( );
  59      arrays[ 3 ] = mesh->GetVerts( );
  60
  61      for( unsigned int c = 0; c < 4; c++ )
  62      {
  63      if( arrays[ c ] != NULL )
  64      {
  65      vtkSmartPointer< vtkIdList > ids =
  66      vtkSmartPointer< vtkIdList >::New( );
  67      arrays[ c ]->InitTraversal( );
  68      while( arrays[ c ]->GetNextCell( ids ) == 1 )
  69      {
  70      long nPoints = ids->GetNumberOfIds( );
  71      _TCellAutoPointer icell;
  72      if( nPoints == 2 )
  73      {
  74      icell.TakeOwnership( new _TLine );
  75      icell->SetPointId( 0, ids->GetId( 0 ) );
  76      icell->SetPointId( 1, ids->GetId( 1 ) );
  77      }
  78      else if( nPoints == 3 )
  79      {
  80      icell.TakeOwnership( new _TTriangle );
  81      icell->SetPointId( 0, ids->GetId( 0 ) );
  82      icell->SetPointId( 1, ids->GetId( 1 ) );
  83      icell->SetPointId( 2, ids->GetId( 2 ) );
  84      }
  85      else if( nPoints > 3 )
  86      {
  87      _TPolygon* polygon = new _TPolygon( );
  88      for( long j = 0; j < nPoints; ++j )
  89      polygon->AddPointId( ids->GetId( j ) );
  90      icell.TakeOwnership( polygon );
  91
  92      } // fi
  93      imesh->SetCell( imesh->GetNumberOfCells( ), icell );
  94
  95      } // elihw
  96
  97      } // fi
  98
  99      } // rof
 100      this->m_ITK = imesh;
 101      this->Modified( );
 102
 103      } // fi
 104   */
 105 }
 106
 107 // -------------------------------------------------------------------------
 108 cpPlugins::DataObjects::Mesh::
 109 Mesh( )
 110   : Superclass( )
 111 {
 112 }
 113
 114 // -------------------------------------------------------------------------
 115 cpPlugins::DataObjects::Mesh::
 116 ~Mesh( )
 117 {
 118 }
 119
 120 // eof - $RCSfile$