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25 //
26 /// \file hadronic/Hadr01/Hadr01.cc
27 /// \brief Main program of the hadronic/Hadr01 example
28 //
29 //
30 //
31 // -------------------------------------------------------------
32 // GEANT4 Hadr01
33 //
34 // Application demonstrating Geant4 hadronic physics:
35 // beam interaction with a target
36 //
37 // Authors: A.Bagulya, I.Gudowska, V.Ivanchenko, N.Starkov
38 //
39 // Modified:
40 // 29.12.2009 V.Ivanchenko introduced access to reference PhysLists
41 //
42 // -------------------------------------------------------------
43 //
44 //
45 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
46 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
47
48 #include "DetectorConstruction.hh"
49 #include "EventAction.hh"
50 #include "PhysicsList.hh"
51 #include "PrimaryGeneratorAction.hh"
52 #include "RunAction.hh"
53 #include "StackingAction.hh"
54
55 #include "G4HadronicParameters.hh"
56 #include "G4PhysListFactory.hh"
57 #include "G4RunManagerFactory.hh"
58 #include "G4UIExecutive.hh"
59 #include "G4UImanager.hh"
60 #include "G4VModularPhysicsList.hh"
61 #include "G4VisExecutive.hh"
62
63 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
64
65 int main(int argc, char** argv)
66 {
67 // detect interactive mode (if no arguments) and define UI session
68 G4UIExecutive* ui = nullptr;
69 if (argc == 1) {
70 ui = new G4UIExecutive(argc, argv);
71 }
72
73 // Construct a serial run manager
74 auto* runManager = G4RunManagerFactory::CreateRunManager(G4RunManagerType::SerialOnly);
75
76 // set mandatory initialization classes
77 runManager->SetUserInitialization(new DetectorConstruction());
78
79 G4PhysListFactory factory;
80 G4VModularPhysicsList* phys = nullptr;
81 G4String physName = "";
82
83 // Physics List name defined via 3nd argument
84 if (argc >= 3) {
85 physName = argv[2];
86 }
87
88 // Physics List name defined via environment variable
89 if ("" == physName) {
90 char* path = std::getenv("PHYSLIST");
91 if (nullptr != path) {
92 physName = G4String(path);
93 }
94 }
95
96 G4cout << "PhysicsList: " << physName << G4endl;
97
98 // reference PhysicsList via its name
99 if ("" != physName && factory.IsReferencePhysList(physName)) {
100 phys = factory.GetReferencePhysList(physName);
101 }
102
103 // local Physics List
104 if (nullptr == phys) {
105 phys = new PhysicsList();
106 }
107
108 // optional change of overlap cascade/string
109 if (argc >= 5) {
110 auto param = G4HadronicParameters::Instance();
111 G4double e1 = CLHEP::GeV * std::strtod(argv[3], 0);
112 G4double e2 = CLHEP::GeV * std::strtod(argv[4], 0);
113 G4cout << "### Bertini/FTFP limits: e1(GeV)=" << e1 / CLHEP::GeV
114 << " e2(GeV)=" << e2 / CLHEP::GeV << G4endl;
115 param->SetMinEnergyTransitionFTF_Cascade(e1);
116 param->SetMaxEnergyTransitionFTF_Cascade(e2);
117 }
118
119 if (argc >= 6) {
120 auto param = G4HadronicParameters::Instance();
121 param->SetEnableNUDEX(true);
122 }
123
124 // define physics
125 runManager->SetUserInitialization(phys);
126 runManager->SetUserAction(new PrimaryGeneratorAction());
127
128 // set user action classes
129 runManager->SetUserAction(new RunAction());
130 runManager->SetUserAction(new EventAction());
131 runManager->SetUserAction(new StackingAction());
132
133 // initialize visualization
134 G4VisManager* visManager = nullptr;
135
136 // get the pointer to the User Interface manager
137 G4UImanager* UImanager = G4UImanager::GetUIpointer();
138
139 if (ui) {
140 // interactive mode
141 visManager = new G4VisExecutive;
142 visManager->Initialize();
143 ui->SessionStart();
144 delete ui;
145 }
146 else {
147 // batch mode
148 G4String command = "/control/execute ";
149 G4String fileName = argv[1];
150 UImanager->ApplyCommand(command + fileName);
151 }
152
153 // job termination
154 delete visManager;
155 delete runManager;
156 }
157
158 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
159