# \#access-modifier

**URL:** https://discourse.itk.org/tag/access-modifier/118.md

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## [FixedImageRegionType is private in itkImageToImageMetric.h](https://discourse.itk.org/t/fixedimageregiontype-is-private-in-itkimagetoimagemetric-h/2054)

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**Author:** [@Gordian](https://discourse.itk.org/u/Gordian)\
**Replies:** 1\
**Last updated:** [July 17, 2019, 1:50pm UTC](https://discourse.itk.org/t/fixedimageregiontype-is-private-in-itkimagetoimagemetric-h/2054 "2019-07-17T13:50:55Z")

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Is there any reason why the FixedImageRegionType m\_FixedImageRegion in itkImageToImageMetric.h is private and not protected?