diff --git a/reg23Topograms/itkDTRrecon/itkImageProcessor.cpp b/reg23Topograms/itkDTRrecon/itkImageProcessor.cpp
index 2916db1..17e53c8 100644
--- a/reg23Topograms/itkDTRrecon/itkImageProcessor.cpp
+++ b/reg23Topograms/itkDTRrecon/itkImageProcessor.cpp
@@ -1362,85 +1362,6 @@ void itkImageProcessor::CalculateExternalUserTransform(TransformType::Pointer tr
     m_TransformMetaInfo->SetUserRotations(LPStoIEC_Directions * rotationUser);
 }
 
-itkImageProcessor::TransformType::Pointer
-itkImageProcessor::CalculateInternalTransformV2(
-        ImageType3D::PointType m_ImportOffsetLPS,
-        ImageType3D::PointType m_RotationOffsetIEC,
-        ImageType3D::PointType m_TranslationUserIEC,
-        ImageType3D::PointType m_RotationUserIEC,
-        ImageType3D::PointType m_ProjectionCenterLPS,
-        ImageType3D::PointType m_RTIsocenterLPS,
-        InternalImageType::DirectionType m_IECtoLPSDirections
-        ){
-
-    const double dtr = (atan(1.0) * 4.0) / 180.0;
-
-    ImageType3D::PointType m_ROffsetLPS =
-            m_IECtoLPSDirections * m_RotationOffsetIEC;
-
-    ImageType3D::PointType m_TUserLPS =
-            m_IECtoLPSDirections * m_TranslationUserIEC;
-
-    ImageType3D::PointType m_RUserLPS =
-            m_IECtoLPSDirections * m_RotationUserIEC;
-
-
-    TransformType::OutputVectorType translation;
-    translation[0] = m_TUserLPS[0];
-    translation[1] = m_TUserLPS[1];
-    translation[2] = m_TUserLPS[2];
-
-    ImageType3D::PointType m_TransformRotations;
-    m_TransformRotations[0] = m_ROffsetLPS[0] + m_RUserLPS[0] ;
-    m_TransformRotations[1] = m_ROffsetLPS[1] + m_RUserLPS[1] ;
-    m_TransformRotations[2] = m_ROffsetLPS[2] + m_RUserLPS[2] ;
-
-    ImageType3D::PointType m_RTIsocenterLPSNEG;
-    m_RTIsocenterLPSNEG[0] = -m_RTIsocenterLPS[0] + m_ProjectionCenterLPS[0];
-    m_RTIsocenterLPSNEG[1] = -m_RTIsocenterLPS[1] + m_ProjectionCenterLPS[0];
-    m_RTIsocenterLPSNEG[2] = -m_RTIsocenterLPS[2] + m_ProjectionCenterLPS[0];
-
-    // Map user to the projection center
-    TransformType::Pointer m_IsoTransformZeroAtCTOrigin =
-            MapTransformToNewOrigin (
-                m_RTIsocenterLPSNEG,
-                translation,
-                m_TransformRotations
-                );
-
-    TransformType::Pointer m_OutputTransform =
-            TransformType::New();
-    m_OutputTransform ->SetComputeZYX(true);
-    m_OutputTransform ->SetIdentity();
-
-    TransformType::OutputVectorType translation_Out;
-    translation_Out[0] =
-            m_IsoTransformZeroAtCTOrigin->GetTranslation()[0] +
-            m_ImportOffsetLPS[0] +
-            m_ProjectionCenterLPS[0];
-    translation_Out[1] =
-            m_IsoTransformZeroAtCTOrigin->GetTranslation()[1] +
-            m_ImportOffsetLPS[1] +
-            m_ProjectionCenterLPS[1];
-    translation_Out[2] =
-            m_IsoTransformZeroAtCTOrigin->GetTranslation()[2] +
-            m_ImportOffsetLPS[2] +
-            m_ProjectionCenterLPS[2];
-
-    m_OutputTransform->SetTranslation(
-                translation_Out);
-
-    m_OutputTransform->SetRotation(
-                m_IsoTransformZeroAtCTOrigin->GetAngleX(),
-                m_IsoTransformZeroAtCTOrigin->GetAngleY(),
-                m_IsoTransformZeroAtCTOrigin->GetAngleZ());
-
-    m_OutputTransform->SetCenter(
-                m_ProjectionCenterLPS);
-
-    return m_OutputTransform;
-
-}
 
 itkImageProcessor::TransformType::Pointer
 itkImageProcessor::CalculateInternalTransformV2(
diff --git a/reg23Topograms/itkDTRrecon/itkImageProcessor.h b/reg23Topograms/itkDTRrecon/itkImageProcessor.h
index aba2660..553212e 100644
--- a/reg23Topograms/itkDTRrecon/itkImageProcessor.h
+++ b/reg23Topograms/itkDTRrecon/itkImageProcessor.h
@@ -294,16 +294,7 @@ private:
               InternalImageType::DirectionType m_IECtoLPSDirections
               );
 
-    TransformType::Pointer
-    CalculateInternalTransformV2(
-            ImageType3D::PointType m_ImportOffsetLPS,
-            ImageType3D::PointType m_RotationOffsetIEC,
-            ImageType3D::PointType m_TranslationUserIEC,
-            ImageType3D::PointType m_RotationUserIEC,
-            ImageType3D::PointType m_ProjectionCenterLPS,
-            ImageType3D::PointType m_RTIsocenterLPS,
-            InternalImageType::DirectionType m_IECtoLPSDirections
-            );
+
 
     TransformType::Pointer
     transform1,