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2025-12-05 08:54:02 +01:00

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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
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// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
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// ********************************************************************
//
/// \file wls.cc
/// \brief Main program of the optical/wls example
#include "FTFP_BERT.hh"
#include "WLSActionInitialization.hh"
#include "WLSDetectorConstruction.hh"
#include "G4EmStandardPhysics_option4.hh"
#include "G4OpticalPhysics.hh"
#include "G4RunManagerFactory.hh"
#include "G4Types.hh"
#include "G4UIExecutive.hh"
#include "G4UImanager.hh"
#include "G4VisExecutive.hh"
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int main(int argc, char** argv)
{
// Instantiate G4UIExecutive if interactive mode
G4UIExecutive* ui = nullptr;
if (argc == 1) {
ui = new G4UIExecutive(argc, argv);
}
auto runManager = G4RunManagerFactory::CreateRunManager();
G4int seed = 123;
if (argc > 2) seed = atoi(argv[argc - 1]);
// Choose the Random engine and set the seed
// G4Random::setTheEngine(new CLHEP::RanecuEngine);
G4Random::setTheSeed(seed);
// Detector construction
auto detector = new WLSDetectorConstruction();
runManager->SetUserInitialization(detector);
// Physics list
G4VModularPhysicsList* physicsList = new FTFP_BERT;
physicsList->ReplacePhysics(new G4EmStandardPhysics_option4());
auto opticalPhysics = new G4OpticalPhysics();
auto opticalParams = G4OpticalParameters::Instance();
opticalParams->SetBoundaryInvokeSD(true);
physicsList->RegisterPhysics(opticalPhysics);
runManager->SetUserInitialization(physicsList);
// User action initialization
runManager->SetUserInitialization(new WLSActionInitialization(detector));
// Initialize visualization
G4VisManager* visManager = new G4VisExecutive;
visManager->Initialize();
// Get the pointer to the User Interface manager
G4UImanager* UImanager = G4UImanager::GetUIpointer();
if (ui) {
// Define (G)UI terminal for interactive mode
if (ui->IsGUI()) UImanager->ApplyCommand("/control/execute gui.mac");
ui->SessionStart();
delete ui;
}
else {
G4String command = "/control/execute ";
G4String fileName = argv[1];
UImanager->ApplyCommand(command + fileName);
}
// job termination
delete visManager;
delete runManager;
return 0;
}
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