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exampleGB07.cc
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30 
31 #include "G4Types.hh"
32 
33 #ifdef G4MULTITHREADED
34 #include "G4MTRunManager.hh"
35 #else
36 #include "G4RunManager.hh"
37 #endif
39 
40 #include "G4UImanager.hh"
41 
44 
45 #include "FTFP_BERT.hh"
47 
48 #include "G4VisExecutive.hh"
49 #include "G4UIExecutive.hh"
50 
51 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
52 
53 namespace {
54  void PrintUsage() {
55  G4cerr << " Usage: " << G4endl;
56  G4cerr << " ./exampleGB07 [-m macro ] "
57  << " [-b biasing {'on','off'}]"
58  << "\n or\n ./exampleGB07 [macro.mac]"
59  << G4endl;
60  }
61 }
62 
63 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
64 
65 int main(int argc,char** argv)
66 {
67  // Evaluate arguments
68  //
69  if ( argc > 5 ) {
70  PrintUsage();
71  return 1;
72  }
73 
74  G4String macro("");
75  G4String onOffBiasing("");
76  if ( argc == 2 ) macro = argv[1];
77  else
78  {
79  for ( G4int i=1; i<argc; i=i+2 )
80  {
81  if ( G4String(argv[i]) == "-m" ) macro = argv[i+1];
82  else if ( G4String(argv[i]) == "-b" ) onOffBiasing = argv[i+1];
83  else
84  {
85  PrintUsage();
86  return 1;
87  }
88  }
89  }
90 
91  if ( onOffBiasing == "" ) onOffBiasing = "on";
92 
93  // Instantiate G4UIExecutive if interactive mode
94  G4UIExecutive* ui = nullptr;
95  if ( macro == "" ) {
96  ui = new G4UIExecutive(argc, argv);
97  }
98 
99  // -- Construct the run manager : MT or sequential one
100 #ifdef G4MULTITHREADED
101  G4MTRunManager * runManager = new G4MTRunManager;
102  G4cout << " ********** Run Manager constructed in MT mode ************ " << G4endl;
103  // -- Choose 4 threads:
104  runManager->SetNumberOfThreads(4);
105 #else
106  G4RunManager * runManager = new G4RunManager;
107  G4cout << " ********** Run Manager constructed in sequential mode ************ " << G4endl;
108 #endif
109 
110  // -- Set mandatory initialization classes
112  runManager->SetUserInitialization(detector);
113  // -- Select a physics list
114  FTFP_BERT* physicsList = new FTFP_BERT;
115  // -- And augment it with biasing facilities:
116  G4GenericBiasingPhysics* biasingPhysics = new G4GenericBiasingPhysics();
117  if ( onOffBiasing == "on" )
118  {
119  // -- Specify the processes that will be under biasing:
120  // ---- Decide to apply the technique to hadronic inelastic interactions:
121  std::vector< G4String >
122  piPlusProcessesToBias, piMinusProcessesToBias,
123  protonProcessesToBias, antiProtonProcessesToBias,
124  neutronProcessesToBias, antiNeutronProcessesToBias;
125  piPlusProcessesToBias .push_back( "pi+Inelastic");
126  piMinusProcessesToBias .push_back( "pi-Inelastic");
127  protonProcessesToBias .push_back( "protonInelastic");
128  antiProtonProcessesToBias .push_back( "anti_protonInelastic");
129  neutronProcessesToBias .push_back( "neutronInelastic");
130  neutronProcessesToBias .push_back("nCapture" );
131  antiNeutronProcessesToBias.push_back("anti_neutronInelastic");
132  biasingPhysics->PhysicsBias("pi+", piPlusProcessesToBias);
133  biasingPhysics->PhysicsBias("pi-", piMinusProcessesToBias);
134  biasingPhysics->PhysicsBias("proton", protonProcessesToBias);
135  biasingPhysics->PhysicsBias("anti_proton", antiProtonProcessesToBias);
136  biasingPhysics->PhysicsBias("neutron", neutronProcessesToBias);
137  biasingPhysics->PhysicsBias("anti_neutron", antiNeutronProcessesToBias);
138  // ---- Apply also the technique to some EM processes (producing at least
139  // ---- 2 same or 2 particle - anti-particle pairs):
140  std::vector< G4String > gammaProcessesToBias,
141  electronProcessesToBias, positronProcessesToBias;
142  gammaProcessesToBias .push_back( "conv" );
143  gammaProcessesToBias .push_back( "photonNuclear" );
144  electronProcessesToBias .push_back( "electronNuclear" );
145  positronProcessesToBias .push_back( "annihil" );
146  positronProcessesToBias .push_back( "positronNuclear" );
147  biasingPhysics->PhysicsBias("gamma", gammaProcessesToBias);
148  biasingPhysics->PhysicsBias("e-", electronProcessesToBias);
149  biasingPhysics->PhysicsBias("e+", positronProcessesToBias);
150  // ---- And apply it to pi0 decay:
151  std::vector< G4String > pi0ProcessesToBias;
152  pi0ProcessesToBias .push_back( "Decay" );
153  biasingPhysics->PhysicsBias("pi0", pi0ProcessesToBias);
154  // --
155  physicsList->RegisterPhysics(biasingPhysics);
156  G4cout << " ********************************************************* " << G4endl;
157  G4cout << " ********** processes are wrapped for biasing ************ " << G4endl;
158  G4cout << " ********************************************************* " << G4endl;
159  }
160  else
161  {
162  G4cout << " ************************************************* " << G4endl;
163  G4cout << " ********** processes are not wrapped ************ " << G4endl;
164  G4cout << " ************************************************* " << G4endl;
165  }
166  runManager->SetUserInitialization(physicsList);
167  // -- Action initialization:
169 
170  // Initialize G4 kernel
171  runManager->Initialize();
172 
173  // Initialize visualization
174  G4VisManager* visManager = new G4VisExecutive;
175  // G4VisExecutive can take a verbosity argument - see /vis/verbose guidance.
176  visManager->Initialize();
177 
178  // Get the pointer to the User Interface manager
179  G4UImanager* UImanager = G4UImanager::GetUIpointer();
180 
181  if ( macro != "" ) // batch mode
182  {
183  G4String command = "/control/execute ";
184  UImanager->ApplyCommand(command+macro);
185  }
186  else
187  { // interactive mode : define UI session
188  UImanager->ApplyCommand("/control/execute vis.mac");
189  // if (ui->IsGUI())
190  // UImanager->ApplyCommand("/control/execute gui.mac");
191  ui->SessionStart();
192  delete ui;
193  }
194 
195  delete visManager;
196  delete runManager;
197 
198  return 0;
199 }
200 
201 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....