biasing/GB07/exampleGB07.cc

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0025 //
0026 /// \file GB07/exampleGB07.cc
0027 /// \brief Main program of the GB07 example
0028 //
0029 //
0030
0031 #include "FTFP_BERT.hh"
0032 #include "GB07ActionInitialization.hh"
0033 #include "GB07DetectorConstruction.hh"
0034 #include "GB07PrimaryGeneratorAction.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 << " ./exampleGB07 [-m macro ] "
0051          << " [-b biasing {'on','off'}]"
0052          << "\n or\n ./exampleGB07 [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   GB07DetectorConstruction* detector = new GB07DetectorConstruction();
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     // -- Specify the processes that will be under biasing:
0105     // ---- Decide to apply the technique to hadronic inelastic interactions:
0106     std::vector<G4String> piPlusProcessesToBias, piMinusProcessesToBias, protonProcessesToBias,
0107       antiProtonProcessesToBias, neutronProcessesToBias, antiNeutronProcessesToBias;
0108     piPlusProcessesToBias.push_back("pi+Inelastic");
0109     piMinusProcessesToBias.push_back("pi-Inelastic");
0110     protonProcessesToBias.push_back("protonInelastic");
0111     antiProtonProcessesToBias.push_back("anti_protonInelastic");
0112     neutronProcessesToBias.push_back("neutronInelastic");
0113     neutronProcessesToBias.push_back("nCapture");
0114     antiNeutronProcessesToBias.push_back("anti_neutronInelastic");
0115     biasingPhysics->PhysicsBias("pi+", piPlusProcessesToBias);
0116     biasingPhysics->PhysicsBias("pi-", piMinusProcessesToBias);
0117     biasingPhysics->PhysicsBias("proton", protonProcessesToBias);
0118     biasingPhysics->PhysicsBias("anti_proton", antiProtonProcessesToBias);
0119     biasingPhysics->PhysicsBias("neutron", neutronProcessesToBias);
0120     biasingPhysics->PhysicsBias("anti_neutron", antiNeutronProcessesToBias);
0121     // ---- Apply also the technique to some EM processes (producing at least
0122     // ---- 2 same or 2 particle - anti-particle pairs):
0123     std::vector<G4String> gammaProcessesToBias, electronProcessesToBias, positronProcessesToBias;
0124     gammaProcessesToBias.push_back("conv");
0125     gammaProcessesToBias.push_back("photonNuclear");
0126     electronProcessesToBias.push_back("electronNuclear");
0127     positronProcessesToBias.push_back("annihil");
0128     positronProcessesToBias.push_back("positronNuclear");
0129     biasingPhysics->PhysicsBias("gamma", gammaProcessesToBias);
0130     biasingPhysics->PhysicsBias("e-", electronProcessesToBias);
0131     biasingPhysics->PhysicsBias("e+", positronProcessesToBias);
0132     // ---- And apply it to pi0 decay:
0133     std::vector<G4String> pi0ProcessesToBias;
0134     pi0ProcessesToBias.push_back("Decay");
0135     biasingPhysics->PhysicsBias("pi0", pi0ProcessesToBias);
0136     // --
0137     physicsList->RegisterPhysics(biasingPhysics);
0138     G4cout << "      ********************************************************* " << G4endl;
0139     G4cout << "      ********** processes are wrapped for biasing ************ " << G4endl;
0140     G4cout << "      ********************************************************* " << G4endl;
0141   }
0142   else {
0143     G4cout << "      ************************************************* " << G4endl;
0144     G4cout << "      ********** processes are not wrapped ************ " << G4endl;
0145     G4cout << "      ************************************************* " << G4endl;
0146   }
0147   runManager->SetUserInitialization(physicsList);
0148   // -- Action initialization:
0149   runManager->SetUserInitialization(new GB07ActionInitialization);
0150
0151   // Initialize G4 kernel
0152   runManager->Initialize();
0153
0154   // Initialize visualization
0155   G4VisManager* visManager = new G4VisExecutive;
0156   // G4VisExecutive can take a verbosity argument - see /vis/verbose guidance.
0157   visManager->Initialize();
0158
0159   // Get the pointer to the User Interface manager
0160   G4UImanager* UImanager = G4UImanager::GetUIpointer();
0161
0162   if (macro != "")  // batch mode
0163   {
0164     G4String command = "/control/execute ";
0165     UImanager->ApplyCommand(command + macro);
0166   }
0167   else {  // interactive mode : define UI session
0168     UImanager->ApplyCommand("/control/execute vis.mac");
0169     //      if (ui->IsGUI())
0170     //        UImanager->ApplyCommand("/control/execute gui.mac");
0171     ui->SessionStart();
0172     delete ui;
0173   }
0174
0175   delete visManager;
0176   delete runManager;
0177 }
0178
0179 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....