B4/B4d/exampleB4d.cc

0001 //
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0025 //
0026 /// \file exampleB4d.cc
0027 /// \brief Main program of the B4/B4d example
0028
0029 #include "ActionInitialization.hh"
0030 #include "DetectorConstruction.hh"
0031 #include "FTFP_BERT.hh"
0032
0033 #include "G4AnalysisManager.hh"
0034 #include "G4RunManagerFactory.hh"
0035 #include "G4SteppingVerbose.hh"
0036 #include "G4TScoreNtupleWriter.hh"
0037 #include "G4UIExecutive.hh"
0038 #include "G4UIcommand.hh"
0039 #include "G4UImanager.hh"
0040 #include "G4VisExecutive.hh"
0041 // #include "Randomize.hh"
0042
0043 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0044
0045 namespace
0046 {
0047 void PrintUsage()
0048 {
0049   G4cerr << " Usage: " << G4endl;
0050   G4cerr << " exampleB4d [-m macro ] [-u UIsession] [-t nThreads] [-vDefault]" << G4endl;
0051   G4cerr << "   note: -t option is available only for multi-threaded mode." << G4endl;
0052 }
0053 }  // namespace
0054
0055 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0056
0057 int main(int argc, char** argv)
0058 {
0059   // Evaluate arguments
0060   //
0061   if (argc > 7) {
0062     PrintUsage();
0063     return 1;
0064   }
0065
0066   G4String macro;
0067   G4String session;
0068   G4bool verboseBestUnits = true;
0069 #ifdef G4MULTITHREADED
0070   G4int nThreads = 0;
0071 #endif
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]) == "-u")
0076       session = argv[i + 1];
0077 #ifdef G4MULTITHREADED
0078     else if (G4String(argv[i]) == "-t") {
0079       nThreads = G4UIcommand::ConvertToInt(argv[i + 1]);
0080     }
0081 #endif
0082     else if (G4String(argv[i]) == "-vDefault") {
0083       verboseBestUnits = false;
0084       --i;  // this option is not followed with a parameter
0085     }
0086     else {
0087       PrintUsage();
0088       return 1;
0089     }
0090   }
0091
0092   // Detect interactive mode (if no macro provided) and define UI session
0093   //
0094   G4UIExecutive* ui = nullptr;
0095   if (!macro.size()) {
0096     ui = new G4UIExecutive(argc, argv, session);
0097   }
0098
0099   // Optionally: choose a different Random engine...
0100   // G4Random::setTheEngine(new CLHEP::MTwistEngine);
0101
0102   // Use G4SteppingVerboseWithUnits
0103   if (verboseBestUnits) {
0104     G4int precision = 4;
0105     G4SteppingVerbose::UseBestUnit(precision);
0106   }
0107
0108   // Construct the default run manager
0109   //
0110   auto runManager = G4RunManagerFactory::CreateRunManager(G4RunManagerType::Default);
0111 #ifdef G4MULTITHREADED
0112   if (nThreads > 0) {
0113     runManager->SetNumberOfThreads(nThreads);
0114   }
0115 #endif
0116
0117   // Set mandatory initialization classes
0118   //
0119   auto detConstruction = new B4d::DetectorConstruction();
0120   runManager->SetUserInitialization(detConstruction);
0121
0122   auto physicsList = new FTFP_BERT;
0123   runManager->SetUserInitialization(physicsList);
0124
0125   auto actionInitialization = new B4d::ActionInitialization();
0126   runManager->SetUserInitialization(actionInitialization);
0127
0128   // Initialize visualization
0129   auto visManager = new G4VisExecutive;
0130   // G4VisExecutive can take a verbosity argument - see /vis/verbose guidance.
0131   // auto visManager = new G4VisExecutive("Quiet");
0132   visManager->Initialize();
0133
0134   // Get the pointer to the User Interface manager
0135   auto UImanager = G4UImanager::GetUIpointer();
0136
0137   // Activate score ntuple writer
0138   // The verbose level can be also set via UI commands
0139   // /score/ntuple/writerVerbose level
0140   // The default file type ("root") can be changed in xml, csv, hdf5
0141   // scoreNtupleWriter.SetDefaultFileType("xml");
0142   G4TScoreNtupleWriter<G4AnalysisManager> scoreNtupleWriter;
0143   scoreNtupleWriter.SetVerboseLevel(1);
0144   scoreNtupleWriter.SetNtupleMerging(true);
0145   // Note: merging ntuples is available only with Root output
0146   // (the default in G4TScoreNtupleWriter)
0147
0148   // Process macro or start UI session
0149   //
0150   if (macro.size()) {
0151     // batch mode
0152     G4String command = "/control/execute ";
0153     UImanager->ApplyCommand(command + macro);
0154   }
0155   else {
0156     // interactive mode : define UI session
0157     UImanager->ApplyCommand("/control/execute init_vis.mac");
0158     if (ui->IsGUI()) {
0159       UImanager->ApplyCommand("/control/execute gui.mac");
0160     }
0161     ui->SessionStart();
0162     delete ui;
0163   }
0164
0165   // Job termination
0166   // Free the store: user actions, physics_list and detector_description are
0167   // owned and deleted by the run manager, so they should not be deleted
0168   // in the main() program !
0169
0170   delete visManager;
0171   delete runManager;
0172 }
0173
0174 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....