LArSoft  v09_90_00
Liquid Argon Software toolkit - https://larsoft.org/
exampleB4a.cc
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26 //
29 
30 #include "B4DetectorConstruction.hh"
31 #include "B4aActionInitialization.hh"
32 
33 #ifdef G4MULTITHREADED
34 #include "G4MTRunManager.hh"
35 #else
36 #include "G4RunManager.hh"
37 #endif
38 
39 #include "G4UImanager.hh"
40 #include "G4UIcommand.hh"
41 #include "FTFP_BERT.hh"
42 
43 #include "Randomize.hh"
44 
45 #include "G4VisExecutive.hh"
46 #include "G4UIExecutive.hh"
47 
48 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
49 
50 namespace {
51  void PrintUsage() {
52  G4cerr << " Usage: " << G4endl;
53  G4cerr << " exampleB4a [-m macro ] [-u UIsession] [-t nThreads]" << G4endl;
54  G4cerr << " note: -t option is available only for multi-threaded mode."
55  << G4endl;
56  }
57 }
58 
59 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
60 
61 int main(int argc,char** argv)
62 {
63  // Evaluate arguments
64  //
65  if ( argc > 7 ) {
66  PrintUsage();
67  return 1;
68  }
69 
70  G4String macro;
72 #ifdef G4MULTITHREADED
73  G4int nThreads = 0;
74 #endif
75  for ( G4int i=1; i<argc; i=i+2 ) {
76  if ( G4String(argv[i]) == "-m" ) macro = argv[i+1];
77  else if ( G4String(argv[i]) == "-u" ) session = argv[i+1];
78 #ifdef G4MULTITHREADED
79  else if ( G4String(argv[i]) == "-t" ) {
80  nThreads = G4UIcommand::ConvertToInt(argv[i+1]);
81  }
82 #endif
83  else {
84  PrintUsage();
85  return 1;
86  }
87  }
88 
89  // Detect interactive mode (if no macro provided) and define UI session
90  //
91  G4UIExecutive* ui = nullptr;
92  if ( ! macro.size() ) {
93  ui = new G4UIExecutive(argc, argv, session);
94  }
95 
96  // Optionally: choose a different Random engine...
97  //
98  // G4Random::setTheEngine(new CLHEP::MTwistEngine);
99 
100  // Construct the default run manager
101  //
102 #ifdef G4MULTITHREADED
103  auto runManager = new G4MTRunManager;
104  if ( nThreads > 0 ) {
105  runManager->SetNumberOfThreads(nThreads);
106  }
107 #else
108  auto runManager = new G4RunManager;
109 #endif
110 
111  // Set mandatory initialization classes
112  //
113  auto detConstruction = new B4DetectorConstruction();
114  runManager->SetUserInitialization(detConstruction);
115 
116  auto physicsList = new FTFP_BERT;
117  runManager->SetUserInitialization(physicsList);
118 
119  auto actionInitialization = new B4aActionInitialization(detConstruction);
120  runManager->SetUserInitialization(actionInitialization);
121 
122  // Initialize visualization
123  //
124  auto visManager = new G4VisExecutive;
125  // G4VisExecutive can take a verbosity argument - see /vis/verbose guidance.
126  // G4VisManager* visManager = new G4VisExecutive("Quiet");
127  visManager->Initialize();
128 
129  // Get the pointer to the User Interface manager
130  auto UImanager = G4UImanager::GetUIpointer();
131 
132  // Process macro or start UI session
133  //
134  if ( macro.size() ) {
135  // batch mode
136  G4String command = "/control/execute ";
137  UImanager->ApplyCommand(command+macro);
138  }
139  else {
140  // interactive mode : define UI session
141  UImanager->ApplyCommand("/control/execute init_vis.mac");
142  if (ui->IsGUI()) {
143  UImanager->ApplyCommand("/control/execute gui.mac");
144  }
145  ui->SessionStart();
146  delete ui;
147  }
148 
149  // Job termination
150  // Free the store: user actions, physics_list and detector_description are
151  // owned and deleted by the run manager, so they should not be deleted
152  // in the main() program !
153 
154  delete visManager;
155  delete runManager;
156 }
157 
158 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....
static G4UIterminal * session
void PrintUsage()
int main(int argc, char **argv)
Definition: exampleB4a.cc:61