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25 //
26 /// \file eventgenerator/HepMC/HepMCEx01/HepMCEx01.cc
27 /// \brief Main program of the eventgenerator/HepMC/HepMCEx01 example
28 //
29 //
30 // --------------------------------------------------------------
31 // GEANT 4 - example derived from novice exampleN04
32 // --------------------------------------------------------------
33
34 #include "ExN04DetectorConstruction.hh"
35 #include "ExN04EventAction.hh"
36 #include "ExN04PrimaryGeneratorAction.hh"
37 #include "ExN04RunAction.hh"
38 #include "ExN04StackingAction.hh"
39 #include "ExN04SteppingAction.hh"
40 #include "ExN04SteppingVerbose.hh"
41 #include "ExN04TrackingAction.hh"
42 #include "FTFP_BERT.hh"
43
44 #include "G4RunManagerFactory.hh"
45 #include "G4Types.hh"
46 #include "G4UIExecutive.hh"
47 #include "G4UImanager.hh"
48 #include "G4VisExecutive.hh"
49
50 int main(int argc, char** argv)
51 {
52 // Instantiate G4UIExecutive if there are no arguments (interactive mode)
53 G4UIExecutive* ui = nullptr;
54 if (argc == 1) {
55 ui = new G4UIExecutive(argc, argv);
56 }
57
58 // User Verbose output class
59 //
60 G4VSteppingVerbose* verbosity = new ExN04SteppingVerbose;
61 G4VSteppingVerbose::SetInstance(verbosity);
62
63 // Serial only Run manager
64 //
65 auto* runManager = G4RunManagerFactory::CreateRunManager(G4RunManagerType::SerialOnly);
66
67 // User Initialization classes (mandatory)
68 //
69 G4VUserDetectorConstruction* detector = new ExN04DetectorConstruction;
70 runManager->SetUserInitialization(detector);
71 //
72 G4VUserPhysicsList* physics = new FTFP_BERT;
73 runManager->SetUserInitialization(physics);
74
75 runManager->Initialize();
76
77 // User Action classes
78 //
79 G4VUserPrimaryGeneratorAction* gen_action = new ExN04PrimaryGeneratorAction;
80 runManager->SetUserAction(gen_action);
81 //
82 G4UserRunAction* run_action = new ExN04RunAction;
83 runManager->SetUserAction(run_action);
84 //
85 G4UserEventAction* event_action = new ExN04EventAction;
86 runManager->SetUserAction(event_action);
87 //
88 G4UserStackingAction* stacking_action = new ExN04StackingAction;
89 runManager->SetUserAction(stacking_action);
90 //
91 G4UserTrackingAction* tracking_action = new ExN04TrackingAction;
92 runManager->SetUserAction(tracking_action);
93 //
94 G4UserSteppingAction* stepping_action = new ExN04SteppingAction;
95 runManager->SetUserAction(stepping_action);
96
97 G4VisManager* visManager = new G4VisExecutive;
98 visManager->Initialize();
99
100 // get the pointer to the User Interface manager
101 G4UImanager* UImanager = G4UImanager::GetUIpointer();
102
103 if (!ui) // batch mode
104 {
105 visManager->SetVerboseLevel("quiet");
106 G4String command = "/control/execute ";
107 G4String fileName = argv[1];
108 UImanager->ApplyCommand(command + fileName);
109 }
110 else { // interactive mode : define UI session
111 ui->SessionStart();
112 delete ui;
113 }
114
115 // Free the store: user actions, physics_list and detector_description are
116 // owned and deleted by the run manager, so they should not
117 // be deleted in the main() program !
118
119 delete verbosity;
120 delete visManager;
121 delete runManager;
122 }
123