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1 //
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24 // ********************************************************************
25 //
26 //
27 /// \file exampleB4d.cc
28 /// \brief Main program of the B4d example
29
30 #include "ActionInitialization.hh"
31 #include "DetectorConstruction.hh"
32 #include "FTFP_BERT.hh"
33
34 #include "G4AnalysisManager.hh"
35 #include "G4RunManagerFactory.hh"
36 #include "G4SteppingVerbose.hh"
37 #include "G4TScoreNtupleWriter.hh"
38 #include "G4UIExecutive.hh"
39 #include "G4UIcommand.hh"
40 #include "G4UImanager.hh"
41 #include "G4VisExecutive.hh"
42 // #include "Randomize.hh"
43
44 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
45
46 namespace
47 {
48 void PrintUsage()
49 {
50 G4cerr << " Usage: " << G4endl;
51 G4cerr << " exampleB4d [-m macro ] [-u UIsession] [-t nThreads] [-vDefault]" << G4endl;
52 G4cerr << " note: -t option is available only for multi-threaded mode." << G4endl;
53 }
54 } // namespace
55
56 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
57
58 int main(int argc, char** argv)
59 {
60 // Evaluate arguments
61 //
62 if (argc > 7) {
63 PrintUsage();
64 return 1;
65 }
66
67 G4String macro;
68 G4String session;
69 G4bool verboseBestUnits = true;
70 #ifdef G4MULTITHREADED
71 G4int nThreads = 0;
72 #endif
73 for (G4int i = 1; i < argc; i = i + 2) {
74 if (G4String(argv[i]) == "-m")
75 macro = argv[i + 1];
76 else if (G4String(argv[i]) == "-u")
77 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 if (G4String(argv[i]) == "-vDefault") {
84 verboseBestUnits = false;
85 --i; // this option is not followed with a parameter
86 }
87 else {
88 PrintUsage();
89 return 1;
90 }
91 }
92
93 // Detect interactive mode (if no macro provided) and define UI session
94 //
95 G4UIExecutive* ui = nullptr;
96 if (!macro.size()) {
97 ui = new G4UIExecutive(argc, argv, session);
98 }
99
100 // Optionally: choose a different Random engine...
101 // G4Random::setTheEngine(new CLHEP::MTwistEngine);
102
103 // Use G4SteppingVerboseWithUnits
104 if (verboseBestUnits) {
105 G4int precision = 4;
106 G4SteppingVerbose::UseBestUnit(precision);
107 }
108
109 // Construct the default run manager
110 //
111 auto runManager = G4RunManagerFactory::CreateRunManager(G4RunManagerType::Default);
112 #ifdef G4MULTITHREADED
113 if (nThreads > 0) {
114 runManager->SetNumberOfThreads(nThreads);
115 }
116 #endif
117
118 // Set mandatory initialization classes
119 //
120 auto detConstruction = new B4d::DetectorConstruction();
121 runManager->SetUserInitialization(detConstruction);
122
123 auto physicsList = new FTFP_BERT;
124 runManager->SetUserInitialization(physicsList);
125
126 auto actionInitialization = new B4d::ActionInitialization();
127 runManager->SetUserInitialization(actionInitialization);
128
129 // Initialize visualization
130 auto visManager = new G4VisExecutive;
131 // G4VisExecutive can take a verbosity argument - see /vis/verbose guidance.
132 // auto visManager = new G4VisExecutive("Quiet");
133 visManager->Initialize();
134
135 // Get the pointer to the User Interface manager
136 auto UImanager = G4UImanager::GetUIpointer();
137
138 // Activate score ntuple writer
139 // The verbose level can be also set via UI commands
140 // /score/ntuple/writerVerbose level
141 // The default file type ("root") can be changed in xml, csv, hdf5
142 // scoreNtupleWriter.SetDefaultFileType("xml");
143 G4TScoreNtupleWriter<G4AnalysisManager> scoreNtupleWriter;
144 scoreNtupleWriter.SetVerboseLevel(1);
145 scoreNtupleWriter.SetNtupleMerging(true);
146 // Note: merging ntuples is available only with Root output
147 // (the default in G4TScoreNtupleWriter)
148
149 // Process macro or start UI session
150 //
151 if (macro.size()) {
152 // batch mode
153 G4String command = "/control/execute ";
154 UImanager->ApplyCommand(command + macro);
155 }
156 else {
157 // interactive mode : define UI session
158 UImanager->ApplyCommand("/control/execute init_vis.mac");
159 if (ui->IsGUI()) {
160 UImanager->ApplyCommand("/control/execute gui.mac");
161 }
162 ui->SessionStart();
163 delete ui;
164 }
165
166 // Job termination
167 // Free the store: user actions, physics_list and detector_description are
168 // owned and deleted by the run manager, so they should not be deleted
169 // in the main() program !
170
171 delete visManager;
172 delete runManager;
173 }
174
175 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....
176