exampleB01.cc File Reference

Main program of the biasing/B01 example. More...

#include <iostream>
#include <stdlib.h>
#include "G4RunManager.hh"
#include "G4VPhysicalVolume.hh"
#include "G4UImanager.hh"
#include "G4GeometryManager.hh"
#include "B01DetectorConstruction.hh"
#include "FTFP_BERT.hh"
#include "G4ImportanceBiasing.hh"
#include "G4WeightWindowBiasing.hh"
#include "B01ActionInitialization.hh"
#include "G4GeometrySampler.hh"
#include "G4IStore.hh"
#include "G4VWeightWindowStore.hh"
#include "G4WeightWindowAlgorithm.hh"

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Functions
int	main (int argc, char **argv)

Detailed Description

Main program of the biasing/B01 example.

Definition in file exampleB01.cc.

Function Documentation

int main	(	int	argc,
		char **	argv
	)

Definition at line 91 of file exampleB01.cc.

{
  G4int mode = 0;
  if (argc>1)  mode = atoi(argv[1]);

  G4int numberOfEvents = 100;
  G4long myseed = 345354;

#ifdef G4MULTITHREADED
  G4MTRunManager * runManager = new G4MTRunManager;
  G4cout << " Number of cores: " << G4Threading::G4GetNumberOfCores() << G4endl;
  G4cout << " and using 2 of them! " << G4endl;
  runManager->SetNumberOfThreads(2);
  //  runManager->SetNumberOfThreads(G4Threading::G4GetNumberOfCores());
#else
  G4RunManager * runManager = new G4RunManager;
#endif

  G4Random::setTheSeed(myseed);

  G4VWeightWindowAlgorithm *wwAlg = 0; // pointer for WeightWindow (mode>0)

  // create the detector      ---------------------------
  B01DetectorConstruction* detector = new B01DetectorConstruction();
  runManager->SetUserInitialization(detector);
  G4GeometrySampler mgs(detector->GetWorldVolume(),"neutron");

  G4VModularPhysicsList* physicsList = new FTFP_BERT;
  if(mode == 0) 
    {
      physicsList->RegisterPhysics(new G4ImportanceBiasing(&mgs));
    }
  else
    {
      wwAlg = new G4WeightWindowAlgorithm(1,    // upper limit factor
                                          1,    // survival factor 
                                          100); // max. number of splitting
      
      physicsList->RegisterPhysics(new G4WeightWindowBiasing
                                  (&mgs, wwAlg, onBoundary));
                                    // place of action
    }
  runManager->SetUserInitialization(physicsList);

 // Set user action classes through Worker Initialization
 //
  B01ActionInitialization* actions = new B01ActionInitialization;
  runManager->SetUserInitialization(actions);

  runManager->Initialize();

  if (mode == 0) 
    {
      detector->CreateImportanceStore();
    } 
  else 
    {
      detector->CreateWeightWindowStore();
    }

  //  runManager->BeamOn(numberOfEvents);

  //temporary fix before runManager->BeamOn works...
  G4UImanager* UImanager = G4UImanager::GetUIpointer();  
  G4String command1 = "/control/cout/setCoutFile threadOut";
  UImanager->ApplyCommand(command1);
  G4String command2 = "/run/beamOn " + 
                      G4UIcommand::ConvertToString(numberOfEvents);;
  UImanager->ApplyCommand(command2);

  // open geometry for clean biasing stores clean-up
  //
  G4GeometryManager::GetInstance()->OpenGeometry();

  if (wwAlg) {
    delete wwAlg;
  }

  // mgs.ClearSampling();

  delete runManager;

  return 0;
}

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