// gets integrated into the main directories.
#include "itkConfigure.h"
-#ifdef ITK_USE_OPTIMIZED_REGISTRATION_METHODS
+#if defined(ITK_USE_OPTIMIZED_REGISTRATION_METHODS) || ITK_VERSION_MAJOR >= 4
#include "itkOptMeanSquaresImageToImageMetricFor3DBLUTFFD.txx"
#else
const unsigned int ParametersDimension = this->GetNumberOfParameters();
derivative = DerivativeType( ParametersDimension );
- derivative.Fill( NumericTraits<ITK_TYPENAME DerivativeType::ValueType>::Zero );
+ derivative.Fill( NumericTraits<typename DerivativeType::ValueType>::Zero );
ti.GoToBegin();
const unsigned int ParametersDimension = this->GetNumberOfParameters();
derivative = DerivativeType( ParametersDimension );
- derivative.Fill( NumericTraits<ITK_TYPENAME DerivativeType::ValueType>::Zero );
+ derivative.Fill( NumericTraits<typename DerivativeType::ValueType>::Zero );
ti.GoToBegin();