7 const G4Track* track) {
9 G4ClassificationOfNewTrack current_track_class =
10 G4ClassificationOfNewTrack::fUrgent;
15 G4ClassificationOfNewTrack new_track_class =
16 stacking_action->ClassifyNewTrack(track, current_track_class);
19 if (new_track_class != current_track_class)
20 current_track_class = new_track_class;
23 return current_track_class;