ActsTrk::HitSummaryData Node1 ActsTrk::HitSummaryData + LAYER_REGION_MASK + REGION_BITS + REGION_MASK + LAYER_BITS + LAYER_MASK + SIGNED_ETA_MOD_BITS + SIGNED_ETA_MOD_MASK + reset() + addHit() + computeSummaries() + contributingLayers() + contributingHits() + contributingOutlierHits() + sum() + makeKey() + regionFromKey() + layerFromKey() Node2 std::array< uint8_t, unknown+1 > + elements Node2->Node1 -s_type Node3 std::vector< std::tuple < unsigned short, uint8 _t, uint8_t > > + elements Node3->Node1 -m_stat Node4 std::array< uint8_t, Total+1 > + elements Node4->Node1 -m_layers -m_hits -m_outlierHits