#include <FamosManager.h>

Public Member Functions
CalorimetryManager *	calorimetryManager () const
	The calorimeter.
	FamosManager (edm::ParameterSet const &p)
	Constructor.
void	reconstruct (const HepMC::GenEvent evt, const reco::GenParticleCollection particles, const HepMC::GenEvent *pu)
	The real thing is done here.
void	setupGeometryAndField (edm::Run &run, const edm::EventSetup &es)
	Get information from the Event Setup.
FSimEvent *	simEvent () const
	The generated event.
TrajectoryManager *	trackerManager () const
	The tracker.
	~FamosManager ()
	Destructor.
Private Attributes
int	iEvent
bool	m_Alignment
bool	m_Calorimetry
int	m_pRunNumber
bool	m_pUseMagneticField
int	m_pVerbose
bool	m_Tracking
CalorimetryManager *	myCalorimetry
PileUpSimulator *	myPileUpSimulator
FSimEvent *	mySimEvent
TrajectoryManager *	myTrajectoryManager
const RandomEngine *	random
double	weight_

Detailed Description

Definition at line 27 of file FamosManager.h.

Constructor & Destructor Documentation

FamosManager::FamosManager ( edm::ParameterSet const & p )

Constructor.

Initialize the TrajectoryManager

Definition at line 47 of file FamosManager.cc.

References Exception, edm::ParameterSet::getParameter(), edm::Service< T >::isAvailable(), m_Calorimetry, myCalorimetry, myPileUpSimulator, mySimEvent, myTrajectoryManager, and random.

    : iEvent(0),
      myPileUpSimulator(0),
      myCalorimetry(0),
      m_pUseMagneticField(p.getParameter<bool>("UseMagneticField")),
      m_Tracking(p.getParameter<bool>("SimulateTracking")),
      m_Calorimetry(p.getParameter<bool>("SimulateCalorimetry")),
      m_Alignment(p.getParameter<bool>("ApplyAlignment")),
      m_pRunNumber(p.getUntrackedParameter<int>("RunNumber",1)),
      m_pVerbose(p.getUntrackedParameter<int>("Verbosity",1))
{

  // Initialize the random number generator service
  edm::Service<edm::RandomNumberGenerator> rng;
  if ( ! rng.isAvailable() ) {
    throw cms::Exception("Configuration")
      << "FamosManager requires the RandomGeneratorService\n"
         "which is not present in the configuration file.\n"
         "You must add the service in the configuration file\n"
         "or remove the module that requires it";
  }

  random = new RandomEngine(&(*rng));

  // Initialize the FSimEvent
  mySimEvent = 
    new FSimEvent(p.getParameter<edm::ParameterSet>("VertexGenerator"),
                  p.getParameter<edm::ParameterSet>("ParticleFilter"),
                  random);

  myTrajectoryManager = 
    new TrajectoryManager(mySimEvent,
                          p.getParameter<edm::ParameterSet>("MaterialEffects"),
                          p.getParameter<edm::ParameterSet>("TrackerSimHits"),
                          p.getParameter<edm::ParameterSet>("ActivateDecays"),
                          random);

  // Initialize PileUp Producer (if requested)
  myPileUpSimulator = new PileUpSimulator(mySimEvent);

  // Initialize Calorimetry Fast Simulation (if requested)
  if ( m_Calorimetry) 
    myCalorimetry = 
      new CalorimetryManager(mySimEvent,
                             p.getParameter<edm::ParameterSet>("Calorimetry"),                       
                             p.getParameter<edm::ParameterSet>("MaterialEffectsForMuonsInECAL"),
                             p.getParameter<edm::ParameterSet>("MaterialEffectsForMuonsInHCAL"),
                             p.getParameter<edm::ParameterSet>("GFlash"),
                             random);

}

FamosManager::~FamosManager ( )

Destructor.

Definition at line 100 of file FamosManager.cc.

References myCalorimetry, myPileUpSimulator, mySimEvent, myTrajectoryManager, and random.

{ 
  if ( mySimEvent ) delete mySimEvent; 
  if ( myTrajectoryManager ) delete myTrajectoryManager; 
  if ( myPileUpSimulator ) delete myPileUpSimulator;
  if ( myCalorimetry) delete myCalorimetry;
  delete random;
}

Member Function Documentation

CalorimetryManager* FamosManager::calorimetryManager ( ) const [inline]

The calorimeter.

Definition at line 57 of file FamosManager.h.

References myCalorimetry.

Referenced by FamosProducer::produce().

{return myCalorimetry;}

void FamosManager::reconstruct	(	const HepMC::GenEvent *	evt,
		const reco::GenParticleCollection *	particles,
		const HepMC::GenEvent *	pu
	)

The real thing is done here.

Definition at line 173 of file FamosManager.cc.

References FSimEvent::fill(), ExpressReco_HICollisions_FallBack::id, iEvent, m_pRunNumber, myCalorimetry, myPileUpSimulator, mySimEvent, myTrajectoryManager, FSimEvent::nGenParts(), FSimEvent::nTracks(), FSimEvent::nVertices(), PileUpSimulator::produce(), CalorimetryManager::reconstruct(), TrajectoryManager::reconstruct(), and FSimEvent::weight().

Referenced by FamosProducer::produce().

{

  //  myGenEvent = evt;

  if (evt != 0 || particles != 0) {
    iEvent++;
    edm::EventID id(m_pRunNumber,1U,iEvent);


    // Fill the event from the original generated event
    if (evt ) 
      mySimEvent->fill(*evt,id);
    else
      mySimEvent->fill(*particles,id);


    //    mySimEvent->printMCTruth(*evt);
    /*
    mySimEvent->print();
    std::cout << "----------------------------------------" << std::endl;
    */

    // Get the pileup events and add the particles to the main event
    myPileUpSimulator->produce(pu);

    /*
    mySimEvent->print();
    std::cout << "----------------------------------------" << std::endl;
    */

    // And propagate the particles through the detector
    myTrajectoryManager->reconstruct();
    /*
    mySimEvent->print();
    std::cout << "=========================================" 
              << std::endl
              << std::endl;
    */

    if ( myCalorimetry ) myCalorimetry->reconstruct();

  }

// Should be moved to LogInfo
  edm::LogInfo("FamosManager")  << " saved : Event  " << iEvent 
            << " of weight " << mySimEvent->weight()
            << " with " << mySimEvent->nTracks() 
            << " tracks and " << mySimEvent->nVertices()
            << " vertices, generated by " 
            << mySimEvent->nGenParts() << " particles " << std::endl;
  
}

void FamosManager::setupGeometryAndField	(	edm::Run &	run,
		const edm::EventSetup &	es
	)

Get information from the Event Setup.

Definition at line 110 of file FamosManager.cc.

References g, edm::EventSetup::get(), CalorimetryManager::getCalorimeter(), edm::EventSetup::getData(), CaloGeometryHelper::initialize(), FBaseSimEvent::initializePdt(), TrajectoryManager::initializeRecoGeometry(), TrajectoryManager::initializeTrackerGeometry(), ParticleTable::instance(), m_Alignment, m_pRunNumber, m_pUseMagneticField, m_Tracking, myCalorimetry, mySimEvent, myTrajectoryManager, edm::RunBase::run(), Calorimeter::setupGeometry(), Calorimeter::setupTopology(), and patCandidatesForDimuonsSequences_cff::tracker.

Referenced by FamosProducer::beginRun().

{
  // Particle data table (from Pythia)
  edm::ESHandle < HepPDT::ParticleDataTable > pdt;
  es.getData(pdt);
  mySimEvent->initializePdt(&(*pdt));
  ParticleTable::instance(&(*pdt));

  // Initialize the full (misaligned) tracker geometry 
  // (only if tracking is requested)
  std::string misAligned = m_Alignment ? "MisAligned" : "";
  // 1) By default, the aligned geometry is chosen (m_Alignment = false)
  // 2) By default, the misaligned geometry is aligned
  edm::ESHandle<TrackerGeometry> tracker;
  es.get<TrackerDigiGeometryRecord>().get(misAligned,tracker);
  if (m_Tracking)  myTrajectoryManager->initializeTrackerGeometry(&(*tracker)); 

  // Initialize the tracker misaligned reco geometry (always needed)
  // By default, the misaligned geometry is aligned
  edm::ESHandle<GeometricSearchTracker>       theGeomSearchTracker;
  es.get<TrackerRecoGeometryRecord>().get(misAligned, theGeomSearchTracker );

  // Initialize the misaligned tracker interaction geometry 
  edm::ESHandle<TrackerInteractionGeometry>  theTrackerInteractionGeometry;
  es.get<TrackerInteractionGeometryRecord>().get(misAligned, theTrackerInteractionGeometry );

  // Initialize the magnetic field
  double bField000 = 0.;
  if (m_pUseMagneticField) {
    edm::ESHandle<MagneticFieldMap> theMagneticFieldMap;
    es.get<MagneticFieldMapRecord>().get(misAligned, theMagneticFieldMap);
    const GlobalPoint g(0.,0.,0.);
    bField000 = theMagneticFieldMap->inTeslaZ(g);
    myTrajectoryManager->initializeRecoGeometry(&(*theGeomSearchTracker),
                                                &(*theTrackerInteractionGeometry),
                                                &(*theMagneticFieldMap));
  } else { 
    myTrajectoryManager->initializeRecoGeometry(&(*theGeomSearchTracker),
                                                &(*theTrackerInteractionGeometry),
                                                0);
    bField000 = 4.0;
  }
  // The following should be on LogInfo
  //std::cout << "B-field(T) at (0,0,0)(cm): " << bField000 << std::endl;      
    
  //  Initialize the calorimeter geometry
  if ( myCalorimetry ) {
    edm::ESHandle<CaloGeometry> pG;
    es.get<CaloGeometryRecord>().get(pG);   
    myCalorimetry->getCalorimeter()->setupGeometry(*pG);

    edm::ESHandle<CaloTopology> theCaloTopology;
    es.get<CaloTopologyRecord>().get(theCaloTopology);     
    myCalorimetry->getCalorimeter()->setupTopology(*theCaloTopology);
    myCalorimetry->getCalorimeter()->initialize(bField000);
  }

  m_pRunNumber = run.run();

}