4 // See the class description in the header file.
7 // in order to avoid the odd dependency for the
8 // times system function this include must be the first
10 #include "AliEventAction.h"
11 #include "AliEventActionMessenger.h"
13 #include "AliTrackingAction.h"
14 #include "AliGlobals.h"
17 #include <G4TrajectoryContainer.hh>
18 #include <G4Trajectory.hh>
19 #include <G4VVisManager.hh>
20 #include <G4UImanager.hh>
22 AliEventAction::AliEventAction()
27 fMessenger = new AliEventActionMessenger(this);
28 fTimer = new G4Timer();
31 AliEventAction::AliEventAction(const AliEventAction& right) {
33 AliGlobals::Exception("AliEventAction is protected from copying.");
36 AliEventAction::~AliEventAction() {
44 AliEventAction& AliEventAction::operator=(const AliEventAction &right)
46 // check assignement to self
47 if (this == &right) return *this;
49 AliGlobals::Exception("AliEventAction is protected from assigning.");
56 void AliEventAction::DisplayEvent(const G4Event* event) const
58 // Draws trajectories.
62 // trajectories processing
63 G4TrajectoryContainer* trajectoryContainer
64 = event->GetTrajectoryContainer();
66 G4int nofTrajectories = 0;
67 if (trajectoryContainer)
68 { nofTrajectories = trajectoryContainer->entries(); }
70 if (fVerboseLevel>0) {
71 G4cout << " " << nofTrajectories;
72 G4cout << " trajectories stored." << G4endl;
75 G4VVisManager* pVVisManager = G4VVisManager::GetConcreteInstance();
76 if(pVVisManager && nofTrajectories>0)
78 G4UImanager::GetUIpointer()->ApplyCommand("/vis~/draw/current");
80 for (G4int i=0; i<nofTrajectories; i++)
82 G4VTrajectory* vtrajectory = (*(event->GetTrajectoryContainer()))[i];
83 G4Trajectory* trajectory = dynamic_cast<G4Trajectory*>(vtrajectory);
85 AliGlobals::Exception(
86 "AliEventAction::DisplayEvent: Unknown trajectory type.");
88 if ( (fDrawFlag == "ALL") ||
89 ((fDrawFlag == "CHARGED") && (trajectory->GetCharge() != 0.))){
90 trajectory->DrawTrajectory(50);
91 // the argument number defines the size of the step points
92 // use 2000 to make step points well visible
95 G4UImanager::GetUIpointer()->ApplyCommand("/vis~/show/view");
101 void AliEventAction::BeginOfEventAction(const G4Event* event)
103 // Called by G4 kernel at the beginning of event.
106 G4int eventID = event->GetEventID();
108 // reset the counters (primary tracks, saved tracks)
109 AliTrackingAction* trackingAction
110 = AliTrackingAction::Instance();
111 trackingAction->PrepareNewEvent();
114 G4cout << ">>> Event " << event->GetEventID() << G4endl;
119 void AliEventAction::EndOfEventAction(const G4Event* event)
121 // Called by G4 kernel at the end of event.
124 // save the last primary track store of
126 AliTrackingAction* trackingAction
127 = AliTrackingAction::Instance();
128 trackingAction->SaveAndDestroyTrack();
130 if (fVerboseLevel>0) {
131 G4int nofPrimaryTracks = trackingAction->GetNofPrimaryTracks();
132 G4int nofTracks = trackingAction->GetNofTracks();
133 G4cout << " " << nofPrimaryTracks <<
134 " primary tracks processed." << G4endl;
135 G4cout << " " << nofTracks <<
136 " all tracks processed." << G4endl;
143 // store event header data
144 gAlice->GetHeader()->SetEvent(event->GetEventID());
145 gAlice->GetHeader()->SetNvertex(event->GetNumberOfPrimaryVertex());
146 gAlice->GetHeader()->SetNprimary(trackingAction->GetNofPrimaryTracks());
147 gAlice->GetHeader()->SetNtrack(trackingAction->GetNofSavedTracks());
149 gAlice->FinishEvent();
151 if (fVerboseLevel>0) {
154 G4cout << "Time of this event = " << *fTimer << G4endl;