CMS/CMS.cc at main · SerialCore/CMS · GitHub

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#include "CMSDetectorConstruction.hh"
#include "CMSPhysicsList.hh"
#include "CMSActionInitialization.hh"

#ifdef G4MULTITHREADED
#include "G4MTRunManager.hh"
#else
#include "G4RunManager.hh"
#endif

#include "G4UImanager.hh"
#include "G4VisExecutive.hh"
#include "G4UIExecutive.hh"

#include "Randomize.hh"

int main(int argc,char** argv)
{
        // Detect interactive mode (if no arguments) and define UI session
        G4UIExecutive* ui = 0;
        if ( argc == 1 ) {
                ui = new G4UIExecutive(argc, argv);
        }

        // Choose the Random engine
        G4Random::setTheEngine(new CLHEP::RanecuEngine);

        // Construct the default run manager
#ifdef G4MULTITHREADED
        G4MTRunManager* runManager = new G4MTRunManager;
#else
        G4RunManager* runManager = new G4RunManager;
#endif

        // Set mandatory initialization classes
        // Detector construction
        runManager->SetUserInitialization(new CMSDetectorConstruction());

        // Physics list
        runManager->SetUserInitialization(new CMSPhysicsList());

        // User action initialization
        runManager->SetUserInitialization(new CMSActionInitialization());

        // Initialize visualization
        G4VisManager* visManager = new G4VisExecutive();

        // G4VisExecutive can take a verbosity argument - see /vis/verbose guidance.
        // G4VisManager* visManager = new G4VisExecutive("Quiet");
        visManager->Initialize();

        // Get the pointer to the User Interface manager
        G4UImanager* UImanager = G4UImanager::GetUIpointer();

        // Process macro or start UI session
        if ( ! ui ) {
                // batch mode
                G4String command = "/control/execute ";
                G4String fileName = argv[1];
                UImanager->ApplyCommand(command+fileName);
        }
        else {
                // interactive mode
                UImanager->ApplyCommand("/control/execute init_vis.mac");
                ui->SessionStart();
                delete ui;
        }

        delete visManager;
        delete runManager;
}