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1 //
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25 //
26 /// \file g3tog4/clGeometry/clGeometry.cc
27 /// \brief Main program of the g3tog4/clGeometry example
28 //
29 //
30 //
31 //
32
33 // package includes
34 #include "G3toG4ActionInitialization.hh"
35 #include "G3toG4DetectorConstruction.hh"
36
37 // geant4 includes
38 #include "FTFP_BERT.hh"
39 #include "G3VolTable.hh"
40
41 #include "G4RunManagerFactory.hh"
42 #include "G4UIExecutive.hh"
43 #include "G4UImanager.hh"
44 #include "G4VisExecutive.hh"
45 #include "G4ios.hh"
46
47 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
48
49 namespace
50 {
51 void PrintUsage()
52 {
53 G4cerr << " Usage: " << G4endl;
54 G4cerr << "clGeometry <call_list_file> [-m macro ] [-u UIsession] [-t nThreads]" << G4endl;
55 G4cerr << " note: -t option is relevant only for multi-threaded mode." << G4endl;
56 }
57 } // namespace
58
59 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
60
61 int main(int argc, char** argv)
62 {
63 // Evaluate arguments
64 //
65 G4cout << "argc " << argc << G4endl;
66 if (argc < 2 || argc > 8) {
67 PrintUsage();
68 return 1;
69 }
70
71 G4String inFile;
72 G4String macro = "";
73 G4String session;
74 G4int nofThreads = 0;
75
76 // First argument is mandatory
77 inFile = argv[1];
78 G4cout << "Geometry data file: " << inFile << G4endl;
79 std::ifstream in(inFile);
80 if (!in) {
81 G4cerr << "Cannot open input file \"" << inFile << "\"" << G4endl;
82 return EXIT_FAILURE;
83 }
84
85 // Optional arguments
86 for (G4int i = 2; i < argc; i = i + 2) {
87 G4cout << "evaluating " << argv[i] << G4endl;
88 if (G4String(argv[i]) == "-m")
89 macro = argv[i + 1];
90 else if (G4String(argv[i]) == "-u")
91 session = argv[i + 1];
92 else if (G4String(argv[i]) == "-t") {
93 nofThreads = G4UIcommand::ConvertToInt(argv[i + 1]);
94 }
95 else {
96 PrintUsage();
97 return 1;
98 }
99 }
100
101 // Detect interactive mode (if no macro provided) and define UI session
102 //
103 G4UIExecutive* ui = nullptr;
104 if (!macro.size()) {
105 ui = new G4UIExecutive(argc, argv, session);
106 }
107
108 // Construct the default run manager
109 auto* runManager = G4RunManagerFactory::CreateRunManager();
110 if (nofThreads > 0) runManager->SetNumberOfThreads(nofThreads);
111
112 // Set mandatory initialization classes
113 //
114 // Detector construction
115 runManager->SetUserInitialization(new G3toG4DetectorConstruction(inFile));
116
117 // Physics list
118 runManager->SetUserInitialization(new FTFP_BERT);
119
120 // User action initialization
121 runManager->SetUserInitialization(new G3toG4ActionInitialization());
122
123 // Initialize visualization
124 //
125 auto visManager = new G4VisExecutive;
126 // G4VisExecutive can take a verbosity argument - see /vis/verbose guidance.
127 // G4VisManager* visManager = new G4VisExecutive("Quiet");
128 visManager->Initialize();
129
130 // Get the pointer to the User Interface manager
131 auto UImanager = G4UImanager::GetUIpointer();
132
133 // Process macro or start UI session
134 //
135 if (macro.size()) {
136 // batch mode
137 G4String command = "/control/execute ";
138 UImanager->ApplyCommand(command + macro);
139 }
140 else {
141 // interactive mode : define UI session
142 UImanager->ApplyCommand("/control/execute init_vis.mac");
143 ui->SessionStart();
144 delete ui;
145 }
146
147 // Job termination
148 // Free the store: user actions, physics_list and detector_description are
149 // owned and deleted by the run manager, so they should not be deleted
150 // in the main() program !
151
152 delete visManager;
153 delete runManager;
154 }
155