xAODChargedTracksWeightFilter::Spline Node1 xAODChargedTracksWeightFilter ::Spline + initialize() + get_minimum() + value() Node2 std::vector< xAODCharged TracksWeightFilter::Spline ::Point > Node2->Node1 +points Node3 xAODChargedTracksWeightFilter ::Spline::Point + x + y + slope + Point() Node3->Node2 +elements