#ifndef __fpa__Image__Dijkstra__hxx__
#define __fpa__Image__Dijkstra__hxx__

#include <fpa/Image/Functors/SimpleDijkstraCost.h>

// -------------------------------------------------------------------------
template< class _TInputImage, class _TOutputImage >
fpa::Image::Dijkstra< _TInputImage, _TOutputImage >::
Dijkstra( )
  : Superclass( )
{
  typedef
    fpa::Image::Functors::SimpleDijkstraCost< _TInputImage, TOutput >
    _TCost;

  typename _TCost::Pointer cost = _TCost::New( );
  this->SetCostFunction( cost );
}

// -------------------------------------------------------------------------
template< class _TInputImage, class _TOutputImage >
fpa::Image::Dijkstra< _TInputImage, _TOutputImage >::
~Dijkstra( )
{
}

// -------------------------------------------------------------------------
template< class _TInputImage, class _TOutputImage >
void fpa::Image::Dijkstra< _TInputImage, _TOutputImage >::
_BeforeGenerateData( )
{
  this->Superclass::_BeforeGenerateData( );

  TCostFunction* cost =
    dynamic_cast< TCostFunction* >( this->GetCostFunction( ) );
  if( cost == NULL )
    itkExceptionMacro( << "CostFunction not well defined." );
  cost->SetImage( this->GetInput( ) );
}

#endif // __fpa__Image__Dijkstra__hxx__

// eof - $RCSfile$