#include "G4RunManagerFactory.hh"

#include "G4UImanager.hh"

#include "G4PhysListFactory.hh"

#include "G4VModularPhysicsList.hh"

#include "MyDetectorConstruction.hh"

#include "MyPrimaryGeneratorAction.hh"

#include "MyActionInitialization.hh"

#include "Randomize.hh"

#include <ctime>

#include <iostream>

int main(int argc, char** argv)

{

// Random seed

CLHEP::HepRandom::setTheEngine(new CLHEP::RanecuEngine);

CLHEP::HepRandom::setTheSeed(time(NULL));

// Create Run Manager

auto* runManager = G4RunManagerFactory::CreateRunManager(G4RunManagerType::Serial);

// User Initialization classes

runManager->SetUserInitialization(new MyDetectorConstruction());

// Use built-in physics list

G4PhysListFactory factory;

G4VModularPhysicsList* phys = factory.GetReferencePhysList("FTFP_BERT");

runManager->SetUserInitialization(phys);

// User Action Initialization

runManager->SetUserInitialization(new MyActionInitialization());

// Initialize

runManager->Initialize();

// Run a few events to test

G4UImanager* UImanager = G4UImanager::GetUIpointer();

UImanager->ApplyCommand("/run/beamOn 10000");

delete runManager;

return 0;

}