#include <plugins/ImageGenericFilters/RescaleIntensityImageFilter.h>
#include <cpPlugins/DataObjects/Image.h>

#include <itkRescaleIntensityImageFilter.h>
#include <itkRescaleIntensityImageFilter.hxx>
#include <itkUnaryFunctorImageFilter.hxx>
#include <itkMinimumMaximumImageCalculator.hxx>

// -------------------------------------------------------------------------
cpPluginsImageGenericFilters::RescaleIntensityImageFilter::
RescaleIntensityImageFilter( )
  : Superclass( )
{
  this->_ConfigureInput< cpPlugins::DataObjects::Image >( "Input", true, false );
  this->_ConfigureOutput< cpPlugins::DataObjects::Image >( "Output" );

  this->m_Parameters.ConfigureAsReal( "OutputMinimum" );
  this->m_Parameters.ConfigureAsReal( "OutputMaximum" );

  this->m_Parameters.SetReal( "OutputMinimum", 0 );
  this->m_Parameters.SetReal( "OutputMaximum", 1 );
}

// -------------------------------------------------------------------------
cpPluginsImageGenericFilters::RescaleIntensityImageFilter::
~RescaleIntensityImageFilter( )
{
}

// -------------------------------------------------------------------------
void cpPluginsImageGenericFilters::RescaleIntensityImageFilter::
_GenerateData( )
{
  auto o = this->GetInputData( "Input" );
  cpPlugins_Demangle_ImageScalars_Dims( o, _GD0 );
  else this->_Error( "Invalid input image." );
}

// -------------------------------------------------------------------------
template< class _TImage >
void cpPluginsImageGenericFilters::RescaleIntensityImageFilter::
_GD0( _TImage* input )
{
  typedef itk::RescaleIntensityImageFilter< _TImage > _TFilter;

  auto filter = this->_CreateITK< _TFilter >( );
  filter->SetInput( input );
  filter->SetOutputMinimum( this->m_Parameters.GetReal( "OutputMinimum" ) );
  filter->SetOutputMaximum( this->m_Parameters.GetReal( "OutputMaximum" ) );
  filter->Update( );
  this->GetOutput( "Output" )->SetITK( filter->GetOutput( ) );
}

// eof - $RCSfile$