#include <ITKImageInterpolators/BSplineInterpolateImageFunction.h>
#include <cpInstances/DataObjects/Image.h>
#include <itkImage.h>
#include <itkBSplineInterpolateImageFunction.h>

// -------------------------------------------------------------------------
cpPluginsITKImageInterpolators::BSplineInterpolateImageFunction::
BSplineInterpolateImageFunction( )
  : Superclass( )
{
  this->m_Parameters.ConfigureAsUint( "SplineOrder", 3 );
  this->m_Parameters.ConfigureAsBool( "UseImageDirection", true );
}

// -------------------------------------------------------------------------
cpPluginsITKImageInterpolators::BSplineInterpolateImageFunction::
~BSplineInterpolateImageFunction( )
{
}

// -------------------------------------------------------------------------
void cpPluginsITKImageInterpolators::BSplineInterpolateImageFunction::
CreateInterpolator(
  itk::LightObject* image, const std::string& precision_type
  )
{
  this->m_PrecisionType = precision_type;
  cpPlugins_Demangle_Image_ScalarPixels_AllDims_1( image, _GD0 )
    this->_Error( "Invalid input image." );
}

// -------------------------------------------------------------------------
void cpPluginsITKImageInterpolators::BSplineInterpolateImageFunction::
_GenerateData( )
{
}

// -------------------------------------------------------------------------
template< class _TImage >
void cpPluginsITKImageInterpolators::BSplineInterpolateImageFunction::
_GD0( _TImage* image )
{
  if( this->m_PrecisionType == "float" )
    this->_GD1< _TImage, float >( image );
  else if( this->m_PrecisionType == "double" )
    this->_GD1< _TImage, double >( image );
}

// -------------------------------------------------------------------------
template< class _TImage, class _TScalar >
void cpPluginsITKImageInterpolators::BSplineInterpolateImageFunction::
_GD1( _TImage* image )
{
  typedef itk::BSplineInterpolateImageFunction< _TImage, _TScalar, _TScalar > _TFunction;

  auto function = this->_CreateITK< _TFunction >( );
  function->SetSplineOrder( this->m_Parameters.GetUint( "SplineOrder" ) );
  function->SetUseImageDirection( this->m_Parameters.GetBool( "UseImageDirection" ) );
  this->GetOutput( "Output" )->SetITK( function );
}

// eof - $RCSfile$