FPGATrackSimRegionSlices Node1 FPGATrackSimRegionSlices + FPGATrackSimRegionSlices() + nRegions() + getRegion() + getMin() + getMax() + inRegion() Node2 std::vector< std::pair < FPGATrackSimTrackPars, FPGATrackSimTrackPars > > + elements Node2->Node1 -m_regions