lib/cpExtensions/Visualization/MeshActor.cxx

   1 #include <cpExtensions/Visualization/MeshActor.h>
   2
   3 #include <vtkActor.h>
   4 #include <vtkPolyData.h>
   5 #include <vtkPolyDataMapper.h>
   6 #include <vtkQuadricLODActor.h>
   7
   8 // -------------------------------------------------------------------------
   9 cpExtensions::Visualization::MeshActor::
  10 MeshActor( )
  11 {
  12 }
  13
  14 // -------------------------------------------------------------------------
  15 cpExtensions::Visualization::MeshActor::
  16 ~MeshActor( )
  17 {
  18 }
  19
  20 // -------------------------------------------------------------------------
  21 void cpExtensions::Visualization::MeshActor::
  22 SetMesh( vtkPolyData* mesh )
  23 {
  24   static unsigned long MAX = std::numeric_limits< unsigned short >::max( );
  25
  26   this->m_Mesh = mesh;
  27   this->m_Mapper = vtkSmartPointer< vtkPolyDataMapper >::New( );
  28   unsigned long c = mesh->GetNumberOfPolys( ) + mesh->GetNumberOfStrips( );
  29   if( c >= MAX )
  30   {
  31     vtkSmartPointer< vtkQuadricLODActor > q =
  32       vtkSmartPointer< vtkQuadricLODActor >::New( );
  33     q->DeferLODConstructionOff( );
  34     this->m_Actor = q.GetPointer( );
  35   }
  36   else
  37     this->m_Actor = vtkSmartPointer< vtkActor >::New( );
  38   this->m_Mapper->SetInputData( this->m_Mesh );
  39   this->m_Actor->SetMapper( this->m_Mapper );
  40 }
  41
  42 // -------------------------------------------------------------------------
  43 vtkActor* cpExtensions::Visualization::MeshActor::
  44 GetActor( )
  45 {
  46   return( this->m_Actor.GetPointer( ) );
  47 }
  48
  49 // -------------------------------------------------------------------------
  50 const vtkActor* cpExtensions::Visualization::MeshActor::
  51 GetActor( ) const
  52 {
  53   return( this->m_Actor.GetPointer( ) );
  54 }
  55
  56 // eof - $RCSfile$