// The metric region with respect to the extracted transform region:
// where should the metric be CALCULATED (depends on transform)
typename FixedImageType::RegionType metricRegion = fixedImage->GetLargestPossibleRegion();
- typename FixedImageType::RegionType::SizeType metricRegionSize=metricRegion.GetSize();
typename FixedImageType::RegionType::IndexType metricRegionIndex=metricRegion.GetIndex();
typename FixedImageType::PointType metricRegionOrigin=fixedImage->GetOrigin();