LArSoft  v09_90_00
Liquid Argon Software toolkit - https://larsoft.org/
Hadr01.cc
Go to the documentation of this file.
1 //
2 // ********************************************************************
3 // * License and Disclaimer *
4 // * *
5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. *
10 // * *
11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitation of liability. *
17 // * *
18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Software license. *
24 // ********************************************************************
25 //
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 "G4RunManager.hh"
49 #include "G4UImanager.hh"
50 #include "Randomize.hh"
51 
52 #include "DetectorConstruction.hh"
53 #include "PhysicsList.hh"
54 #include "G4PhysListFactory.hh"
55 #include "G4VModularPhysicsList.hh"
57 #include "PhysicsListMessenger.hh"
58 
59 #include "RunAction.hh"
60 #include "EventAction.hh"
61 #include "StackingAction.hh"
62 
63 #include "G4UIExecutive.hh"
64 #include "G4VisExecutive.hh"
65 
66 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
67 
68 int main(int argc,char** argv) {
69 
70  //detect interactive mode (if no arguments) and define UI session
71  G4UIExecutive* ui = nullptr;
72  if (argc == 1) { ui = new G4UIExecutive(argc,argv); }
73 
74  //Construct the default run manager
75  G4RunManager * runManager = new G4RunManager();
76 
77  //set mandatory initialization classes
78  runManager->SetUserInitialization(new DetectorConstruction());
79 
80  G4PhysListFactory factory;
81  G4VModularPhysicsList* phys = nullptr;
82  PhysicsListMessenger* mess = nullptr;
83  G4String physName = "";
84 
85  //Physics List name defined via 3nd argument
86  if (argc==3) { physName = argv[2]; }
87 
88  // Physics List name defined via environment variable
89  if("" == physName) {
90  char* path = std::getenv("PHYSLIST");
91  if (path) { physName = G4String(path); }
92  }
93 
94  //reference PhysicsList via its name
95  if ("" != physName && factory.IsReferencePhysList(physName)) {
96  phys = factory.GetReferencePhysList(physName);
97 
98  // instantiated messenger
99  mess = new PhysicsListMessenger();
100  }
101 
102  //local Physics List
103  if(!phys) { phys = new PhysicsList(); }
104 
105  // define physics
106  runManager->SetUserInitialization(phys);
107  runManager->SetUserAction(new PrimaryGeneratorAction());
108 
109  //set user action classes
110  runManager->SetUserAction(new RunAction());
111  runManager->SetUserAction(new EventAction());
112  runManager->SetUserAction(new StackingAction());
113 
114  //initialize visualization
115  G4VisManager* visManager = nullptr;
116 
117  //get the pointer to the User Interface manager
118  G4UImanager* UImanager = G4UImanager::GetUIpointer();
119 
120  if (ui) {
121  //interactive mode
122  visManager = new G4VisExecutive;
123  visManager->Initialize();
124  ui->SessionStart();
125  delete ui;
126  } else {
127  //batch mode
128  G4String command = "/control/execute ";
129  G4String fileName = argv[1];
130  UImanager->ApplyCommand(command+fileName);
131  }
132 
133  //job termination
134  delete mess;
135  delete visManager;
136  delete runManager;
137 }
138 
139 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
TConfigurablePhysicsList< ModularPhysicsList > PhysicsList
Definition: PhysicsList.h:83
int main(int argc, char **argv)
Definition: Hadr01.cc:68