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//
/// \file runAndEvent/RE02/RE02.cc
/// \brief Main program of the runAndEvent/RE02 example
//
//
//
// 

#include "RE02DetectorConstruction.hh"
#include "QGS_BIC.hh"
#include "RE02ActionInitialization.hh"

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

#include "G4UImanager.hh"
#include "G4SystemOfUnits.hh"    

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

//
int main(int argc,char** argv) {

  // Instantiate G4UIExecutive if there are no arguments (interactive mode)
  G4UIExecutive* ui = nullptr;
  if ( argc == 1 ) {
    ui = new G4UIExecutive(argc, argv);
  }

  // Run manager
#ifdef G4MULTITHREADED
  G4MTRunManager * runManager = new G4MTRunManager;
  //runManager->SetNumberOfThreads(4);
#else
  G4RunManager * runManager = new G4RunManager;
#endif

  // UserInitialization classes (mandatory)
  //---
  //  Create Detector
  RE02DetectorConstruction* detector = new RE02DetectorConstruction;
  detector->SetPhantomSize(G4ThreeVector(200*mm,200*mm,400*mm)); //Default
  detector->SetNumberOfSegmentsInPhantom(100,100,200); //Default
  //  If your machine does not have enough memory,
  //  please try to reduce Number of Segements in phantom.
  //detector->SetNumberOfSegmentsInPhantom(1,1,100);  // For small memory size.
  //
  detector->SetLeadSegment(TRUE); // Default (Water and Lead)
  // Water and Lead segments are placed alternately, by defult.,
  //  If you want to simulation homogeneous water phantom, please set it FALSE.
  //detector->SetLeadSegment(FALSE); // Homogeneous water phantom
  //
  runManager->SetUserInitialization(detector);
  //
  runManager->SetUserInitialization(new QGS_BIC());
  
  // Visualization, if you choose to have it!
  G4VisManager* visManager = new G4VisExecutive;
  visManager->Initialize();

  // UserAction classes
  runManager->SetUserInitialization(new RE02ActionInitialization);

  //Initialize G4 kernel
  runManager->Initialize();
      
  //get the pointer to the User Interface manager 
  G4UImanager * pUI = G4UImanager::GetUIpointer();  

  if(ui)
  // Define (G)UI terminal for interactive mode  
  { 
     pUI->ApplyCommand("/control/execute vis.mac");
     ui->SessionStart();
     delete ui;
  }
  else
  // Batch mode
  { 
    G4String command = "/control/execute ";
    G4String fileName = argv[1];
    pUI->ApplyCommand(command+fileName);
  }

  delete visManager;
  delete runManager;

  return 0;
}

//