Function GetRequiredDigits

Modules/Multilabel/src/mitkLabelSetImage.cpp:1170–1173

Helper function to calculate number of digits needed

{
  // Helper function to calculate number of digits needed
  constexpr int GetRequiredDigits(mitk::MultiLabelSegmentation::LabelValueType maxValue)
  {
    return maxValue > 0 ? static_cast<int>(std::floor(std::log10(maxValue))) + 1 : 1;
  }
}

template <typename MultiLabelSegmentationType, typename ImageType>