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25 //
26 //
27 /// \file exoticphysics/ucn/ExUCN.cc
28 /// \brief Main program of the exoticphysics/ucn example
29 //
30 //
31 //
32 //
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35
36 #ifndef WIN32
37 # include <unistd.h>
38 #endif
39
40 #include "ExUCNActionInitialization.hh"
41 #include "ExUCNDetectorConstruction.hh"
42 #include "ExUCNPhysicsList.hh"
43
44 #include "G4RunManagerFactory.hh"
45 #include "G4Types.hh"
46 #include "G4UIExecutive.hh"
47 #include "G4UIcommand.hh"
48 #include "G4UImanager.hh"
49 #include "G4VisExecutive.hh"
50 #include "Randomize.hh"
51
52 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
53
54 namespace
55 {
56 void PrintUsage()
57 {
58 G4cerr << " Usage: " << G4endl;
59 G4cerr << " ExUCN [-m macro ] [-u UIsession] [-t nThreads] [-r seed] " << G4endl;
60 G4cerr << " note: -t option is available only for multi-threaded mode." << G4endl;
61 }
62 } // namespace
63
64 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
65
66 int main(int argc, char** argv)
67 {
68 // Evaluate arguments
69 //
70 if (argc > 9) {
71 PrintUsage();
72 return 1;
73 }
74
75 G4String macro;
76 G4String session;
77 G4int nThreads = 0;
78
79 G4long myseed = 1234;
80 for (G4int i = 1; i < argc; i = i + 2) {
81 if (G4String(argv[i]) == "-m")
82 macro = argv[i + 1];
83 else if (G4String(argv[i]) == "-u")
84 session = argv[i + 1];
85 else if (G4String(argv[i]) == "-r")
86 myseed = atoi(argv[i + 1]);
87 else if (G4String(argv[i]) == "-t") {
88 nThreads = G4UIcommand::ConvertToInt(argv[i + 1]);
89 }
90 else {
91 PrintUsage();
92 return 1;
93 }
94 }
95
96 // Instantiate G4UIExecutive if interactive mode
97 G4UIExecutive* ui = nullptr;
98 if (argc == 1) {
99 ui = new G4UIExecutive(argc, argv);
100 }
101
102 // Choose the Random engine
103 //
104 G4Random::setTheEngine(new CLHEP::RanecuEngine);
105
106 // Construct the default run manager
107 //
108 auto* runManager = G4RunManagerFactory::CreateRunManager();
109 if (nThreads > 0) runManager->SetNumberOfThreads(nThreads);
110
111 // Seed the random number generator manually
112 G4Random::setTheSeed(myseed);
113
114 // Set mandatory initialization classes
115 //
116 // Detector construction
117 runManager->SetUserInitialization(new ExUCNDetectorConstruction());
118 // Physics list
119 runManager->SetUserInitialization(new ExUCNPhysicsList());
120 // User action initialization
121 runManager->SetUserInitialization(new ExUCNActionInitialization());
122
123 // Initialize G4 kernel
124 //
125 runManager->Initialize();
126
127 // Initialize visualization
128 //
129 G4VisManager* visManager = new G4VisExecutive;
130 // G4VisExecutive can take a verbosity argument - see /vis/verbose guidance.
131 // G4VisManager* visManager = new G4VisExecutive("Quiet");
132 visManager->Initialize();
133
134 // Get the pointer to the User Interface manager
135 //
136 G4UImanager* UImanager = G4UImanager::GetUIpointer();
137
138 if (macro.size()) {
139 // batch mode
140 G4String command = "/control/execute ";
141 UImanager->ApplyCommand(command + macro);
142 }
143 else { // interactive mode : define UI session
144 UImanager->ApplyCommand("/control/execute vis.mac");
145 if (ui->IsGUI()) UImanager->ApplyCommand("/control/execute gui.mac");
146 ui->SessionStart();
147 delete ui;
148 }
149
150 // Job termination
151 // Free the store: user actions, physics_list and detector_description are
152 // owned and deleted by the run manager, so they should not
153 // be deleted in the main() program !
154
155 delete visManager;
156 delete runManager;
157
158 return 0;
159 }
160
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162