- typedef typename RegistrationFilterType::DeformationFieldType DeformationFieldType;
- typedef clitk::MultiResolutionPDEDeformableRegistration<FixedImageType, MovingImageType, DeformationFieldType> MultiResolutionRegistrationType;
+#if ITK_VERSION_MAJOR >= 4
+ typedef typename RegistrationFilterType::DisplacementFieldType DisplacementFieldType;
+#else
+ typedef typename RegistrationFilterType::DeformationFieldType DisplacementFieldType;
+#endif
+ typedef clitk::MultiResolutionPDEDeformableRegistration<FixedImageType, MovingImageType, DisplacementFieldType> MultiResolutionRegistrationType;