medical/electronScattering/electronScattering.cc

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0025 //
0026 /// \file electronScattering.cc
0027 /// \brief Main program of the medical/electronScattering example
0028
0029 #include "ActionInitialization.hh"
0030 #include "DetectorConstruction.hh"
0031 #include "PhysicsList.hh"
0032
0033 #include "G4RunManagerFactory.hh"
0034 #include "G4SteppingVerbose.hh"
0035 #include "G4Types.hh"
0036 #include "G4UIExecutive.hh"
0037 #include "G4UImanager.hh"
0038 #include "G4VisExecutive.hh"
0039 #include "Randomize.hh"
0040
0041 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0042
0043 int main(int argc, char** argv)
0044 {
0045   // detect interactive mode (if no arguments) and define UI session
0046   G4UIExecutive* ui = nullptr;
0047   if (argc == 1) ui = new G4UIExecutive(argc, argv);
0048
0049   // Use SteppingVerbose with Unit
0050   G4int precision = 4;
0051   G4SteppingVerbose::UseBestUnit(precision);
0052
0053   // Creating run manager
0054   auto runManager = G4RunManagerFactory::CreateRunManager();
0055
0056   if (argc == 3) {
0057     G4int nThreads = G4UIcommand::ConvertToInt(argv[2]);
0058     runManager->SetNumberOfThreads(nThreads);
0059   }
0060
0061   // set mandatory initialization classes
0062   DetectorConstruction* detector = new DetectorConstruction;
0063   runManager->SetUserInitialization(detector);
0064
0065   runManager->SetUserInitialization(new PhysicsList());
0066
0067   // set user action classes
0068   runManager->SetUserInitialization(new ActionInitialization(detector));
0069
0070   // initialize visualization
0071   G4VisManager* visManager = nullptr;
0072
0073   // get the pointer to the User Interface manager
0074   G4UImanager* UImanager = G4UImanager::GetUIpointer();
0075
0076   if (nullptr != ui) {
0077     // interactive mode
0078     visManager = new G4VisExecutive;
0079     visManager->Initialize();
0080     ui->SessionStart();
0081     delete ui;
0082     delete visManager;
0083   }
0084   else {
0085     // batch mode
0086     G4String command = "/control/execute ";
0087     G4String fileName = argv[1];
0088     UImanager->ApplyCommand(command + fileName);
0089   }
0090
0091   // job termination
0092   delete runManager;
0093 }
0094
0095 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......