lib/fpa/Base/ExtractPathFromMinimumSpanningTree.hxx

   1 #ifndef __FPA__BASE__EXTRACTPATHFROMMINIMUMSPANNINGTREE__HXX__
   2 #define __FPA__BASE__EXTRACTPATHFROMMINIMUMSPANNINGTREE__HXX__
   3
   4 // -------------------------------------------------------------------------
   5 template< class T >
   6 const T* fpa::Base::ExtractPathFromMinimumSpanningTree< T >::
   7 GetInput( ) const
   8 {
   9   return(
  10     dynamic_cast< const T* >( this->itk::ProcessObject::GetInput( 0 ) )
  11     );
  12 }
  13
  14 // -------------------------------------------------------------------------
  15 template< class T >
  16 void fpa::Base::ExtractPathFromMinimumSpanningTree< T >::
  17 SetInput( const T* tree )
  18 {
  19   this->itk::ProcessObject::SetNthInput( 0, const_cast< T* >( tree ) );
  20 }
  21
  22 // -------------------------------------------------------------------------
  23 template< class T >
  24 typename fpa::Base::ExtractPathFromMinimumSpanningTree< T >::
  25 TPath* fpa::Base::ExtractPathFromMinimumSpanningTree< T >::
  26 GetOutput( )
  27 {
  28   return(
  29     itkDynamicCastInDebugMode< TPath* >( this->GetPrimaryOutput( ) )
  30     );
  31 }
  32
  33 // -------------------------------------------------------------------------
  34 template< class T >
  35 fpa::Base::ExtractPathFromMinimumSpanningTree< T >::
  36 ExtractPathFromMinimumSpanningTree( )
  37   : Superclass( )
  38 {
  39   this->itk::ProcessObject::SetNumberOfRequiredInputs( 1 );
  40
  41   typename TPath::Pointer out = TPath::New( );
  42   this->itk::ProcessObject::SetNumberOfRequiredOutputs( 1 );
  43   this->itk::ProcessObject::SetNthOutput( 0, out.GetPointer( ) );
  44 }
  45
  46 // -------------------------------------------------------------------------
  47 template< class T >
  48 fpa::Base::ExtractPathFromMinimumSpanningTree< T >::
  49 ~ExtractPathFromMinimumSpanningTree( )
  50 {
  51 }
  52
  53 // -------------------------------------------------------------------------
  54 template< class T >
  55 void fpa::Base::ExtractPathFromMinimumSpanningTree< T >::
  56 GenerateData( )
  57 {
  58   auto tree = this->GetInput( );
  59   auto path = this->GetOutput( );
  60
  61   auto lst = tree->GetPath( this->m_Vertex0, this->m_Vertex1 );
  62   path->Initialize( );
  63   for( auto i = lst.begin( ); i != lst.end( ); ++i )
  64     path->AddVertex( *i );
  65   path->SetReferenceImage( tree );
  66 }
  67
  68 #endif // __FPA__BASE__EXTRACTPATHFROMMINIMUMSPANNINGTREE__HXX__
  69
  70 // eof - $RCSfile$