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26 //
27 /// \file medical/electronScattering2/electronScattering2.cc
28 /// \brief Main program of the medical/electronScattering2 example
29 #include "ElectronActionInitialization.hh"
30 #include "ElectronBenchmarkDetector.hh"
31 #include "PhysicsList.hh"
32
33 #include "G4RunManagerFactory.hh"
34 #include "G4Types.hh"
35 #include "G4UIExecutive.hh"
36 #include "G4UImanager.hh"
37 #include "G4VisExecutive.hh"
38 #include "Randomize.hh"
39
40 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
41
42 int main(int argc, char** argv)
43 {
44 // detect interactive mode (if no arguments) and define UI session
45 G4UIExecutive* ui = nullptr;
46 if (argc == 1) ui = new G4UIExecutive(argc, argv);
47
48 // Parse the arguments
49 G4String outputFile = "output.csv";
50 G4String startingSeed = "1";
51 G4String macroFile = "None";
52 if (argc > 1) macroFile = argv[1];
53 if (argc > 2) startingSeed = argv[2];
54 if (argc > 3) outputFile = argv[3];
55 G4cout << "Starting run with" << G4endl;
56 G4cout << "Macro File : " << macroFile << G4endl;
57 G4cout << "Starting Seed : " << startingSeed << G4endl;
58 G4cout << "Output File : " << outputFile << G4endl;
59
60 // Instantiate the run manager
61 auto* runManager = G4RunManagerFactory::CreateRunManager();
62
63 // Instantiate the random engine
64 G4Random::setTheEngine(new CLHEP::MTwistEngine);
65
66 // Convert the starting seed to integer and feed it to the random engine
67 unsigned startingSeedInt;
68 std::istringstream is(startingSeed);
69 is >> startingSeedInt;
70 G4Random::setTheSeed(startingSeedInt);
71
72 // Instantiate the geometry
73 runManager->SetUserInitialization(new ElectronBenchmarkDetector);
74
75 // Instantiate the physics list (in turn calls one of the choices of
76 // physics list)
77 runManager->SetUserInitialization(new PhysicsList);
78
79 // set user action classes
80 runManager->SetUserInitialization(new ElectronActionInitialization(outputFile));
81
82 // initialize visualization
83 G4VisManager* visManager = nullptr;
84
85 // get the pointer to the User Interface manager
86 G4UImanager* UImanager = G4UImanager::GetUIpointer();
87
88 if (ui) {
89 // interactive mode
90 visManager = new G4VisExecutive;
91 visManager->Initialize();
92 ui->SessionStart();
93 delete ui;
94 }
95 else {
96 // batch mode
97 G4String command = "/control/execute ";
98 G4String fileName = argv[1];
99 UImanager->ApplyCommand(command + fileName);
100 }
101
102 // job termination
103 delete visManager;
104 delete runManager;
105 }
106
107 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
108