Gabriele Cosmo
140 lines
5.2 KiB
C++
140 lines
5.2 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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/// \file ch3.cc
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/// \brief Main program of the channeling/ch3 example
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#include "DetectorConstruction.hh"
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#include "ActionInitialization.hh"
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#include "G4RunManagerFactory.hh"
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#include "G4SteppingVerbose.hh"
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#include "G4UImanager.hh"
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#include "FTFP_BERT.hh"
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#include "G4FastSimulationPhysics.hh"
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#include "G4CoherentPairProductionPhysics.hh"
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#include "G4VisExecutive.hh"
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#include "G4UIExecutive.hh"
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#include "Randomize.hh"
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#include "G4Timer.hh"
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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int main(int argc,char** argv)
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{
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// Get current time
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G4Timer* theTimer = new G4Timer();
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theTimer->Start();
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// Choose the Random engine
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G4Random::setTheEngine(new CLHEP::RanecuEngine);
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CLHEP::HepRandom::setTheSeed(0.);
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//use G4SteppingVerboseWithUnits
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G4int precision = 4;
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G4SteppingVerbose::UseBestUnit(precision);
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// Detect interactive mode (if no arguments) and define UI session
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G4UIExecutive* ui = nullptr;
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if ( argc == 1 ) { ui = new G4UIExecutive(argc, argv); }
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// Construct the default run manager
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auto* runManager =
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G4RunManagerFactory::CreateRunManager(G4RunManagerType::Default);
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// Set mandatory initialization classes
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//
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// Detector construction
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runManager->SetUserInitialization(new DetectorConstruction());
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// Physics list
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G4VModularPhysicsList* physicsList = new FTFP_BERT;
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// -- Create helper tool, used to activate the fast simulation:
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G4FastSimulationPhysics* fastSimulationPhysics = new G4FastSimulationPhysics();
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fastSimulationPhysics->BeVerbose();
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// -- activation of fast simulation for particles having fast simulation models
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fastSimulationPhysics->ActivateFastSimulation("e-");
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fastSimulationPhysics->ActivateFastSimulation("e+");
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// -- Attach the fast simulation physics constructor to the physics list:
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physicsList->RegisterPhysics( fastSimulationPhysics );
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// Create coherent pair production physics
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G4CoherentPairProductionPhysics* coherentPairProductionPhysics =
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new G4CoherentPairProductionPhysics();
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// CAUTION: using default for channeling model name "ChannelingModel" and
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// the region name "Crystal" (see DetectorConstruction).
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// Register coherentPairProductionPhysics to the physics list:
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physicsList->RegisterPhysics(coherentPairProductionPhysics);
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physicsList->SetVerboseLevel(1);
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runManager->SetUserInitialization(physicsList);
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// User action initialization
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runManager->SetUserInitialization(new ActionInitialization());
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// Initialize visualization
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G4VisManager* visManager = new G4VisExecutive;
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// G4VisExecutive can take a verbosity argument - see /vis/verbose guidance.
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// G4VisManager* visManager = new G4VisExecutive("Quiet");
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visManager->Initialize();
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// Get the pointer to the User Interface manager
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G4UImanager* UImanager = G4UImanager::GetUIpointer();
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// Process macro or start UI session
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if ( ! ui ) {
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// batch mode
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G4String command = "/control/execute ";
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G4String fileName = argv[1];
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UImanager->ApplyCommand(command+fileName);
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}
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else {
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// interactive mode
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UImanager->ApplyCommand("/control/execute init_vis.mac");
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ui->SessionStart();
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delete ui;
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}
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// Job termination
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// Free the store: user actions, physics_list and detector_description are
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// owned and deleted by the run manager, so they should not be deleted
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// in the main() program !
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delete visManager;
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delete runManager;
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theTimer->Stop();
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G4cout << "Execution terminated" << G4endl;
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G4cout << (*theTimer) << G4endl;
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delete theTimer;
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....
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