biasing/GB02/exampleGB02.cc

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0025 //
0026 /// \file GB02/exampleGB02.cc
0027 /// \brief Main program of the GB02 example
0028 //
0029 //
0030
0031 #include "FTFP_BERT.hh"
0032 #include "GB02ActionInitialization.hh"
0033 #include "GB02DetectorConstruction.hh"
0034 #include "GB02PrimaryGeneratorAction.hh"
0035
0036 #include "G4GenericBiasingPhysics.hh"
0037 #include "G4RunManagerFactory.hh"
0038 #include "G4Types.hh"
0039 #include "G4UIExecutive.hh"
0040 #include "G4UImanager.hh"
0041 #include "G4VisExecutive.hh"
0042
0043 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0044
0045 namespace
0046 {
0047 void PrintUsage()
0048 {
0049   G4cerr << " Usage: " << G4endl;
0050   G4cerr << " ./exampleGB02 [-m macro ] "
0051          << " [-b biasing {'on','off'}]"
0052          << "\n or\n ./exampleGB02 [macro.mac]" << G4endl;
0053 }
0054 }  // namespace
0055
0056 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0057
0058 int main(int argc, char** argv)
0059 {
0060   // Evaluate arguments
0061   //
0062   if (argc > 5) {
0063     PrintUsage();
0064     return 1;
0065   }
0066
0067   G4String macro("");
0068   G4String onOffBiasing("");
0069   if (argc == 2)
0070     macro = argv[1];
0071   else {
0072     for (G4int i = 1; i < argc; i = i + 2) {
0073       if (G4String(argv[i]) == "-m")
0074         macro = argv[i + 1];
0075       else if (G4String(argv[i]) == "-b")
0076         onOffBiasing = argv[i + 1];
0077       else {
0078         PrintUsage();
0079         return 1;
0080       }
0081     }
0082   }
0083
0084   if (onOffBiasing == "") onOffBiasing = "on";
0085
0086   // Instantiate G4UIExecutive if interactive mode
0087   G4UIExecutive* ui = nullptr;
0088   if (macro == "") {
0089     ui = new G4UIExecutive(argc, argv);
0090   }
0091
0092   // -- Construct the run manager : MT or sequential one
0093   auto* runManager = G4RunManagerFactory::CreateRunManager();
0094   runManager->SetNumberOfThreads(4);
0095
0096   // -- Set mandatory initialization classes
0097   GB02DetectorConstruction* detector = new GB02DetectorConstruction();
0098   runManager->SetUserInitialization(detector);
0099   // -- Select a physics list
0100   FTFP_BERT* physicsList = new FTFP_BERT;
0101   // -- And augment it with biasing facilities:
0102   G4GenericBiasingPhysics* biasingPhysics = new G4GenericBiasingPhysics();
0103   if (onOffBiasing == "on") {
0104     biasingPhysics->Bias("gamma");
0105     biasingPhysics->Bias("neutron");
0106     physicsList->RegisterPhysics(biasingPhysics);
0107     G4cout << "      ********************************************************* " << G4endl;
0108     G4cout << "      ********** processes are wrapped for biasing ************ " << G4endl;
0109     G4cout << "      ********************************************************* " << G4endl;
0110   }
0111   else {
0112     G4cout << "      ************************************************* " << G4endl;
0113     G4cout << "      ********** processes are not wrapped ************ " << G4endl;
0114     G4cout << "      ************************************************* " << G4endl;
0115   }
0116   runManager->SetUserInitialization(physicsList);
0117   // -- Action initialization:
0118   runManager->SetUserInitialization(new GB02ActionInitialization);
0119
0120   // Initialize G4 kernel
0121   runManager->Initialize();
0122
0123   // Initialize visualization
0124   G4VisManager* visManager = new G4VisExecutive;
0125   // G4VisExecutive can take a verbosity argument - see /vis/verbose guidance.
0126   visManager->Initialize();
0127
0128   // Get the pointer to the User Interface manager
0129   G4UImanager* UImanager = G4UImanager::GetUIpointer();
0130
0131   if (macro != "")  // batch mode
0132   {
0133     G4String command = "/control/execute ";
0134     UImanager->ApplyCommand(command + macro);
0135   }
0136   else {  // interactive mode : define UI session
0137     //      UImanager->ApplyCommand("/control/execute vis.mac");
0138     //      if (ui->IsGUI())
0139     //        UImanager->ApplyCommand("/control/execute gui.mac");
0140     ui->SessionStart();
0141     delete ui;
0142   }
0143
0144   delete visManager;
0145   delete runManager;
0146
0147   return 0;
0148 }
0149
0150 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....