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25 //
26 //
27 /// \file eventgenerator/exgps/exgps.cc
28 /// \brief Main program of the eventgenerator/exgps example
29 //
30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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32
33 #include "ActionInitialization.hh"
34 #include "GeometryConstruction.hh"
35 #include "PhysicsList.hh"
36
37 #include "G4RunManagerFactory.hh"
38 #include "G4Types.hh"
39 #include "G4UIExecutive.hh"
40 #include "G4UImanager.hh"
41 #include "G4VisExecutive.hh"
42
43 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....
44
45 int main(int argc, char** argv)
46 {
47 // detect interactive mode (if no arguments) and define UI session
48 G4UIExecutive* ui = nullptr;
49 if (argc == 1) ui = new G4UIExecutive(argc, argv);
50
51 // Construct the default run manager
52 auto* runManager = G4RunManagerFactory::CreateRunManager();
53 G4int nThreads = G4Threading::G4GetNumberOfCores();
54 if (argc == 3) nThreads = G4UIcommand::ConvertToInt(argv[2]);
55 runManager->SetNumberOfThreads(nThreads);
56
57 // set mandatory initialization classes
58 GeometryConstruction* detector = new GeometryConstruction;
59 runManager->SetUserInitialization(detector);
60 runManager->SetUserInitialization(new PhysicsList);
61
62 runManager->SetUserInitialization(new ActionInitialization);
63
64 // initialize visualization
65 G4VisManager* visManager = nullptr;
66
67 // get the pointer to the User Interface manager
68 G4UImanager* UImanager = G4UImanager::GetUIpointer();
69
70 if (ui) {
71 // interactive mode
72 visManager = new G4VisExecutive;
73 visManager->Initialize();
74 UImanager->ApplyCommand("/control/execute vis.mac");
75 ui->SessionStart();
76 delete ui;
77 }
78 else {
79 // batch mode
80 G4String command = "/control/execute ";
81 G4String fileName = argv[1];
82 UImanager->ApplyCommand(command + fileName);
83 }
84
85 // job termination
86 delete visManager;
87 delete runManager;
88 }
89
90 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....
91