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25 //
26 //
27 //
28 //
29 // --------------------------------------------------------------
30 // GEANT 4 - examplePar03
31 // --------------------------------------------------------------
32 // Comments
33 //
34 // Example of a main program demonstrating multiple energy deposition
35 // from fast simulation model.
36 //
37 //-------------------------------------------------------------------
38
39 #include "FTFP_BERT.hh"
40 #include "Par03ActionInitialisation.hh"
41 #include "Par03DetectorConstruction.hh"
42
43 #include "G4EmParameters.hh"
44 #include "G4FastSimulationPhysics.hh"
45 #include "G4HadronicProcessStore.hh"
46 #include "G4RunManagerFactory.hh"
47 #include "G4Types.hh"
48 #include "G4UIExecutive.hh"
49 #include "G4UImanager.hh"
50 #include "G4VisExecutive.hh"
51
52 #include <sstream>
53
54 int main(int argc, char** argv)
55 {
56 // Macro name from arguments
57 G4String batchMacroName;
58 G4bool useInteractiveMode = true;
59 G4String helpMsg(
60 "Usage: " + G4String(argv[0]) +
61 " [option(s)] \n No additional arguments triggers an interactive mode "
62 "executing vis.mac macro. \n Options:\n\t-h\t\tdisplay this help "
63 "message\n\t-m MACRO\ttriggers a batch mode executing MACRO\n");
64 for (G4int i = 1; i < argc; ++i) {
65 G4String argument(argv[i]);
66 if (argument == "-h" || argument == "--help") {
67 G4cout << helpMsg << G4endl;
68 return 0;
69 }
70 else if (argument == "-m") {
71 batchMacroName = G4String(argv[i + 1]);
72 useInteractiveMode = false;
73 ++i;
74 }
75 else {
76 G4Exception(
77 "main", "Unknown argument", FatalErrorInArgument,
78 ("Unknown argument passed to " + G4String(argv[0]) + " : " + argument + "\n" + helpMsg)
79 .c_str());
80 }
81 }
82
83 // Initialization of default Run manager
84 auto* runManager = G4RunManagerFactory::CreateRunManager(G4RunManagerType::Default);
85
86 // Detector geometry:
87 auto detector = new Par03DetectorConstruction();
88 runManager->SetUserInitialization(detector);
89
90 // Physics list
91 auto physicsList = new FTFP_BERT();
92 // Add fast simulation physics
93 auto fastSimulationPhysics = new G4FastSimulationPhysics();
94 fastSimulationPhysics->BeVerbose();
95 fastSimulationPhysics->ActivateFastSimulation("e-");
96 fastSimulationPhysics->ActivateFastSimulation("e+");
97 fastSimulationPhysics->ActivateFastSimulation("gamma");
98 physicsList->RegisterPhysics(fastSimulationPhysics);
99 // reduce verbosity of physics lists
100 G4EmParameters::Instance()->SetVerbose(0);
101 runManager->SetUserInitialization(physicsList);
102 G4HadronicProcessStore::Instance()->SetVerbose(0);
103
104 //-------------------------------
105 // UserAction classes
106 //-------------------------------
107 runManager->SetUserInitialization(new Par03ActionInitialisation(detector));
108
109 //----------------
110 // Visualization:
111 //----------------
112 G4cout << "Instantiating Visualization Manager......." << G4endl;
113 G4VisManager* visManager = new G4VisExecutive;
114 visManager->Initialize();
115 G4UImanager* UImanager = G4UImanager::GetUIpointer();
116
117 if (useInteractiveMode) {
118 auto ui = new G4UIExecutive(argc, argv);
119 UImanager->ApplyCommand("/control/execute vis.mac");
120 ui->SessionStart();
121 delete ui;
122 }
123 else {
124 G4String command = "/control/execute ";
125 UImanager->ApplyCommand(command + batchMacroName);
126 }
127
128 // Free the store: user actions, physics_list and detector_description are
129 // owned and deleted by the run manager, so they should not
130 // be deleted in the main() program !
131
132 delete visManager;
133 delete runManager;
134
135 return 0;
136 }
137