HepMC/MCTruth/mctruthex.cc

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0025 //
0026 /// \file mctruthex.cc
0027 /// \brief Main program of the HepMC/MCTruth example
0028
0029 #include "DetectorConstruction.hh"
0030 #include "FTFP_BERT.hh"
0031 #include "MCTruthEventAction.hh"
0032 #include "MCTruthManager.hh"
0033 #include "MCTruthTrackingAction.hh"
0034 #include "PrimaryGeneratorAction.hh"
0035
0036 #include "G4RunManagerFactory.hh"
0037 #include "G4UImanager.hh"
0038
0039 int main()
0040 {
0041   // Construct a serial run manager
0042   auto* runManager = G4RunManagerFactory::CreateRunManager(G4RunManagerType::SerialOnly);
0043
0044   // set mandatory initialization classes
0045   runManager->SetUserInitialization(new DetectorConstruction);
0046   runManager->SetUserInitialization(new FTFP_BERT);
0047
0048   // set mandatory user action class
0049   runManager->SetUserAction(new PrimaryGeneratorAction);
0050
0051   // set MCTruth user action classes
0052   runManager->SetUserAction(new MCTruthTrackingAction);
0053   runManager->SetUserAction(new MCTruthEventAction);
0054
0055   // Initialize G4 kernel
0056   runManager->Initialize();
0057
0058   // get the pointer to the UI manager and set verbosities
0059   G4UImanager* UI = G4UImanager::GetUIpointer();
0060   UI->ApplyCommand("/run/verbose 1");
0061   UI->ApplyCommand("/event/verbose 1");
0062   UI->ApplyCommand("/tracking/verbose 1");
0063
0064   // configure MCTruth handling
0065   MCTruthConfig* config = new MCTruthConfig;
0066   config->SetMinE(1000.0);
0067   config->AddParticleType(11);
0068   MCTruthManager::GetInstance()->SetConfig(config);
0069
0070   // start a run
0071   int numberOfEvent = 1;
0072   runManager->BeamOn(numberOfEvent);
0073
0074   // job termination
0075   delete runManager;
0076 }