electromagnetic/TestEm16/TestEm16.cc

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0025 //
0026 /// \file electromagnetic/TestEm16/TestEm16.cc
0027 /// \brief Main program of the electromagnetic/TestEm16 example
0028 //
0029 //
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0032
0033 #include "ActionInitialization.hh"
0034 #include "DetectorConstruction.hh"
0035 #include "PhysicsList.hh"
0036
0037 #include "G4RunManagerFactory.hh"
0038 #include "G4SteppingVerbose.hh"
0039 #include "G4Types.hh"
0040 #include "G4UIExecutive.hh"
0041 #include "G4UImanager.hh"
0042 #include "G4VisExecutive.hh"
0043 #include "Randomize.hh"
0044
0045 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0046
0047 int main(int argc, char** argv)
0048 {
0049   // detect interactive mode (if no arguments) and define UI session
0050   G4UIExecutive* ui = nullptr;
0051   if (argc == 1) ui = new G4UIExecutive(argc, argv);
0052
0053   // Use SteppingVerbose with Unit
0054   G4int precision = 4;
0055   G4SteppingVerbose::UseBestUnit(precision);
0056
0057   // Creating run manager
0058   auto runManager = G4RunManagerFactory::CreateRunManager();
0059
0060   if (argc == 3) {
0061     G4int nThreads = G4UIcommand::ConvertToInt(argv[2]);
0062     runManager->SetNumberOfThreads(nThreads);
0063   }
0064
0065   // set mandatory initialization classes
0066   DetectorConstruction* det;
0067   runManager->SetUserInitialization(det = new DetectorConstruction);
0068   runManager->SetUserInitialization(new PhysicsList);
0069
0070   // set user action classes
0071   runManager->SetUserInitialization(new ActionInitialization(det));
0072
0073   // initialize visualization
0074   G4VisManager* visManager = nullptr;
0075
0076   // get the pointer to the User Interface manager
0077   G4UImanager* UImanager = G4UImanager::GetUIpointer();
0078
0079   if (ui) {
0080     // interactive mode
0081     visManager = new G4VisExecutive;
0082     visManager->Initialize();
0083     // define icons before SessionStart
0084     if (ui->IsGUI()) {
0085       UImanager->ApplyCommand("/control/execute gui.mac");
0086     }
0087     ui->SessionStart();
0088     delete ui;
0089   }
0090   else {
0091     // batch mode
0092     G4String command = "/control/execute ";
0093     G4String fileName = argv[1];
0094     UImanager->ApplyCommand(command + fileName);
0095   }
0096
0097   // job termination
0098   delete visManager;
0099   delete runManager;
0100 }
0101
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