TauHadronDecayFilter Class Reference

#include <TauHadronDecayFilter.h>

Inheritance diagram for TauHadronDecayFilter:

Public Member Functions
	TauHadronDecayFilter (const edm::ParameterSet &)
	~TauHadronDecayFilter ()
Public Member Functions inherited from edm::EDFilter
	EDFilter ()
virtual	~EDFilter ()
Public Member Functions inherited from edm::ProducerBase
	ProducerBase ()
void	registerProducts (ProducerBase *, ProductRegistry *, ModuleDescription const &)
boost::function< void(const BranchDescription &)>	registrationCallback () const
	used by the fwk to register list of products More...
virtual	~ProducerBase ()

Private Member Functions
virtual bool	beginRun (edm::Run &, const edm::EventSetup &)
virtual void	endRun ()
virtual bool	filter (edm::Event &, const edm::EventSetup &)

Private Attributes
FSimEvent *	mySimEvent
edm::ParameterSet	particleFilter_
edm::ParameterSet	vertexGenerator_

Additional Inherited Members
Public Types inherited from edm::EDFilter
typedef EDFilter	ModuleType
typedef WorkerT< EDFilter >	WorkerType
Public Types inherited from edm::ProducerBase
typedef ProductRegistryHelper::TypeLabelList	TypeLabelList
Static Public Member Functions inherited from edm::EDFilter
static const std::string &	baseType ()
static void	fillDescriptions (ConfigurationDescriptions &descriptions)
static void	prevalidate (ConfigurationDescriptions &)
Protected Member Functions inherited from edm::EDFilter
CurrentProcessingContext const *	currentContext () const
Protected Member Functions inherited from edm::ProducerBase
template<class TProducer , class TMethod >
void	callWhenNewProductsRegistered (TProducer *iProd, TMethod iMethod)

Detailed Description

Description: filters single tau events with a tau decaying hadronically

Definition at line 31 of file TauHadronDecayFilter.h.

Constructor & Destructor Documentation

TauHadronDecayFilter::TauHadronDecayFilter ( const edm::ParameterSet &  iConfig )

explicit

Definition at line 32 of file TauHadronDecayFilter.cc.

References edm::ParameterSet::getParameter().

                                                                         {
  //now do what ever initialization is needed

  vertexGenerator_ = iConfig.getParameter<edm::ParameterSet>
    ( "VertexGenerator" );   
  particleFilter_ = iConfig.getParameter<edm::ParameterSet>
    ( "ParticleFilter" );   

  // mySimEvent =  new FSimEvent(vertexGenerator_, particleFilter_);
  mySimEvent =  new FSimEvent( particleFilter_);
}

TauHadronDecayFilter::~TauHadronDecayFilter

(

)

Definition at line 45 of file TauHadronDecayFilter.cc.

                                            {
 
  // do anything here that needs to be done at desctruction time
  // (e.g. close files, deallocate resources etc.)
  delete mySimEvent;

}

Member Function Documentation

bool TauHadronDecayFilter::beginRun ( edm::Run &  run, const edm::EventSetup &  es  )

privatevirtual

Reimplemented from edm::EDFilter.

Definition at line 92 of file TauHadronDecayFilter.cc.

References edm::EventSetup::getData(), and ParticleTable::instance().

                                            {
  // init Particle data table (from Pythia)
  edm::ESHandle < HepPDT::ParticleDataTable > pdt;
  // edm::ESHandle < DefaultConfig::ParticleDataTable > pdt;

  es.getData(pdt);
  if ( !ParticleTable::instance() ) 
    ParticleTable::instance(&(*pdt));
  mySimEvent->initializePdt(&(*pdt));

  return true;

}

void TauHadronDecayFilter::endRun ( void  )

privatevirtual

Definition at line 108 of file TauHadronDecayFilter.cc.

                             {
}

bool TauHadronDecayFilter::filter ( edm::Event &  iEvent, const edm::EventSetup &  iSetup  )

privatevirtual

Implements edm::EDFilter.

Definition at line 55 of file TauHadronDecayFilter.cc.

References abs, edm::Event::getByLabel(), and CoreSimTrack::type().

                                              {

  
  Handle<vector<SimTrack> > simTracks;
  iEvent.getByLabel("g4SimHits",simTracks);
  Handle<vector<SimVertex> > simVertices;
  iEvent.getByLabel("g4SimHits",simVertices);
   
  mySimEvent->fill( *simTracks, *simVertices );
 
  if( mySimEvent->nTracks() >= 2 ) {
    FSimTrack& gene = mySimEvent->track(0); 
    if( abs(gene.type()) != 15) { 
      // first particle is not a tau. 
      // -> do not filter
      return true;
    }
    
    FSimTrack& decayproduct = mySimEvent->track(1);
    switch( abs(decayproduct.type() ) ) {
    case 11: // electrons
    case 13: // muons 
      LogWarning("PFProducer")
    <<"TauHadronDecayFilter: selecting single tau events with hadronic decay."<<endl;
      // mySimEvent->print();
      return false;
    default:
      return true;
    }
  }
  
  // more than 2 particles
  return true;
}

Member Data Documentation

FSimEvent* TauHadronDecayFilter::mySimEvent

private

Definition at line 44 of file TauHadronDecayFilter.h.

edm::ParameterSet TauHadronDecayFilter::particleFilter_

private

Definition at line 43 of file TauHadronDecayFilter.h.

edm::ParameterSet TauHadronDecayFilter::vertexGenerator_

private

Definition at line 42 of file TauHadronDecayFilter.h.