advanced/air_shower/Ultra.cc

0001 //
0002 // ********************************************************************
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0024 // ********************************************************************
0025 //
0026 //
0027 // --------------------------------------------------------------
0028 //                 GEANT 4 - ULTRA experiment example
0029 // --------------------------------------------------------------
0030 //
0031 // Code developed by:
0032 // B. Tome, M.C. Espirito-Santo
0033 //
0034 //   *******************************************************
0035 //   *                  Ultra.cc
0036 //   *******************************************************
0037
0038 #include "G4Types.hh"
0039 #include "G4RunManagerFactory.hh"
0040 #include "G4UImanager.hh"
0041 #include "Randomize.hh"
0042
0043 #include "G4VisExecutive.hh"
0044 #include "G4UIExecutive.hh"
0045
0046 #include "UltraActionInitializer.hh"
0047 #include "UltraDetectorConstruction.hh"
0048 #include "UltraPhysicsList.hh"
0049
0050
0051 int main(int argc,char** argv) {
0052
0053 //choose the Random engine from CLHEP
0054 //(lets use C++ implementation of Jame's RANLUX generator)
0055
0056   G4Random::setTheEngine(new CLHEP::RanluxEngine);
0057
0058   auto* runManager = G4RunManagerFactory::CreateRunManager();
0059   G4int nThreads = 4;
0060   runManager->SetNumberOfThreads(nThreads);
0061
0062   // UserInitialization classes - mandatory
0063   runManager->SetUserInitialization(new UltraDetectorConstruction);
0064   runManager->SetUserInitialization(new UltraPhysicsList());
0065
0066   // UserAction classes - optional
0067   runManager->SetUserInitialization(new UltraActionInitializer());
0068
0069   // Detect interactive mode (if no arguments) and define UI session
0070   G4UIExecutive* ui = 0;
0071   if ( argc == 1 ) {
0072     ui = new G4UIExecutive(argc, argv);
0073   }
0074
0075   // Initialise visualization
0076   auto* visManager = new G4VisExecutive;
0077   visManager->Initialize();
0078
0079   // Get the Pointer to the UI Manager
0080   auto* UImanager = G4UImanager::GetUIpointer();
0081
0082   // User interactions
0083   // Define (G)UI for interactive mode
0084   if(argc==1)
0085   {
0086     UImanager->ApplyCommand("/control/execute VisDirect.mac");
0087     ui->SessionStart();
0088     delete ui;
0089   }
0090   else  // Batch mode
0091   {
0092     G4String command = "/control/execute ";
0093     G4String fileName = argv[1];
0094     UImanager->ApplyCommand(command+fileName);
0095   }
0096
0097   delete visManager;
0098   delete runManager;
0099
0100   return 0;
0101 }