Merge pull request InsightSoftwareConsortium#5813 from N-Dekker/Remove-Image-and-OffsetTable-from-ImageConstIteratorWithOnlyIndex

STYLE: Remove Image and OffsetTable from ImageConstIteratorWithOnlyIndex

Author: thewtex

Modules/Core/Common/include/itkImageConstIteratorWithOnlyIndex.h

@@ -246,9 +246,7 @@ class ITK_TEMPLATE_EXPORT ImageConstIteratorWithOnlyIndex
     return m_Remaining;
   }
 
-protected: // made protected so other iterators can access
-  typename TImage::ConstPointer m_Image{};
-
+protected:                            // made protected so other iterators can access
   IndexType m_PositionIndex{ { 0 } }; // Index where we currently are
   IndexType m_BeginIndex{ { 0 } };    // Index to start iterating over
   IndexType m_EndIndex{ { 0 } };      // Index to finish iterating:
@@ -257,8 +255,6 @@ class ITK_TEMPLATE_EXPORT ImageConstIteratorWithOnlyIndex
 
   RegionType m_Region{}; // region to iterate over
 
-  OffsetValueType m_OffsetTable[ImageDimension + 1]{};
-
   bool m_Remaining{ false };
 };
 } // end namespace itk

Modules/Core/Common/include/itkImageConstIteratorWithOnlyIndex.hxx

@@ -25,13 +25,11 @@ namespace itk
 //  Constructor
 //----------------------------------------------------------------------
 template <typename TImage>
-ImageConstIteratorWithOnlyIndex<TImage>::ImageConstIteratorWithOnlyIndex(const TImage * ptr, const RegionType & region)
-  : m_Image(ptr)
-  , m_BeginIndex(region.GetIndex())
+ImageConstIteratorWithOnlyIndex<TImage>::ImageConstIteratorWithOnlyIndex(const TImage *, const RegionType & region)
+  : m_BeginIndex(region.GetIndex())
   , m_Region(region)
 {
   m_PositionIndex = m_BeginIndex;
-  std::copy_n(m_Image->GetOffsetTable(), ImageDimension + 1, m_OffsetTable);
 
   // Compute the end offset
   for (unsigned int i = 0; i < ImageDimension; ++i)