PythiaFilterZJet Class Reference

#include <PythiaFilterZJet.h>

Inheritance diagram for PythiaFilterZJet:

Public Member Functions
virtual bool	filter (edm::Event &, const edm::EventSetup &)
	PythiaFilterZJet (const edm::ParameterSet &)
	~PythiaFilterZJet ()
Public Member Functions inherited from edm::EDFilter
	EDFilter ()
ModuleDescription const &	moduleDescription () const
virtual	~EDFilter ()
Public Member Functions inherited from edm::ProducerBase
void	callWhenNewProductsRegistered (std::function< void(BranchDescription const &)> const &func)
	ProducerBase ()
void	registerProducts (ProducerBase *, ProductRegistry *, ModuleDescription const &)
std::function< void(BranchDescription const &)>	registrationCallback () const
	used by the fwk to register list of products More...
virtual	~ProducerBase ()
Public Member Functions inherited from edm::EDConsumerBase
std::vector< ConsumesInfo >	consumesInfo () const
	EDConsumerBase ()
ProductHolderIndexAndSkipBit	indexFrom (EDGetToken, BranchType, TypeID const &) const
void	itemsMayGet (BranchType, std::vector< ProductHolderIndexAndSkipBit > &) const
void	itemsToGet (BranchType, std::vector< ProductHolderIndexAndSkipBit > &) const
std::vector < ProductHolderIndexAndSkipBit > const &	itemsToGetFromEvent () const
void	labelsForToken (EDGetToken iToken, Labels &oLabels) const
void	modulesDependentUpon (const std::string &iProcessName, std::vector< const char * > &oModuleLabels) const
void	modulesWhoseProductsAreConsumed (std::vector< ModuleDescription const * > &modules, ProductRegistry const &preg, std::map< std::string, ModuleDescription const * > const &labelsToDesc, std::string const &processName) const
bool	registeredToConsume (ProductHolderIndex, bool, BranchType) const
bool	registeredToConsumeMany (TypeID const &, BranchType) const
void	updateLookup (BranchType iBranchType, ProductHolderIndexHelper const &)
virtual	~EDConsumerBase ()

Private Attributes
double	etaMuMax
int	maxnumberofeventsinrun
double	ptZMax
double	ptZMin
int	theNumberOfSelected
edm::EDGetTokenT < edm::HepMCProduct >	token_

Additional Inherited Members
Public Types inherited from edm::EDFilter
typedef EDFilter	ModuleType
Public Types inherited from edm::ProducerBase
typedef ProductRegistryHelper::TypeLabelList	TypeLabelList
Public Types inherited from edm::EDConsumerBase
typedef ProductLabels	Labels
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::EDConsumerBase
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	consumes (edm::InputTag const &tag)
EDGetToken	consumes (const TypeToGet &id, edm::InputTag const &tag)
template<BranchType B>
EDGetToken	consumes (TypeToGet const &id, edm::InputTag const &tag)
ConsumesCollector	consumesCollector ()
	Use a ConsumesCollector to gather consumes information from helper functions. More...
template<typename ProductType , BranchType B = InEvent>
void	consumesMany ()
void	consumesMany (const TypeToGet &id)
template<BranchType B>
void	consumesMany (const TypeToGet &id)
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	mayConsume (edm::InputTag const &tag)
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)
template<BranchType B>
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

Detailed Description

PythiaFilterZJet filter implements generator-level preselections for photon+jet like events to be used in jet energy calibration. Ported from fortran code written by V.Konoplianikov.

Author

A.Ulyanov, ITEP

Definition at line 30 of file PythiaFilterZJet.h.

Constructor & Destructor Documentation

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

explicit

Definition at line 9 of file PythiaFilterZJet.cc.

References theNumberOfSelected.

                                                                 :
token_(consumes<edm::HepMCProduct>(edm::InputTag(iConfig.getUntrackedParameter("moduleLabel",std::string("generator")),"unsmeared"))),
etaMuMax(iConfig.getUntrackedParameter<double>("MaxMuonEta", 2.5)),
ptZMin(iConfig.getUntrackedParameter<double>("MinZPt")),
ptZMax(iConfig.getUntrackedParameter<double>("MaxZPt")),
maxnumberofeventsinrun(iConfig.getUntrackedParameter<int>("MaxEvents",10000)){ 
  
  theNumberOfSelected = 0;
}

PythiaFilterZJet::~PythiaFilterZJet

(

)

Definition at line 20 of file PythiaFilterZJet.cc.

{}

Member Function Documentation

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

virtual

Implements edm::EDFilter.

Definition at line 24 of file PythiaFilterZJet.cc.

References funct::abs(), eta, etaMuMax, edm::Event::getByToken(), RPCpg::mu, AlCaHLTBitMon_ParallelJobs::p, ptZMax, ptZMin, theNumberOfSelected, and token_.

                                                                          {

//  if(theNumberOfSelected>=maxnumberofeventsinrun)   {
//    throw cms::Exception("endJob")<<"we have reached the maximum number of events ";
//  }

  bool accepted = false;
  edm::Handle<edm::HepMCProduct> evt;
  iEvent.getByToken(token_, evt);

  const HepMC::GenEvent * myGenEvent = evt->GetEvent();


 if(myGenEvent->signal_process_id() == 15 || myGenEvent->signal_process_id() == 30) {


  std::vector<const HepMC::GenParticle *> mu;

  for ( HepMC::GenEvent::particle_const_iterator p = myGenEvent->particles_begin();   p != myGenEvent->particles_end(); ++p ) {
   
    if ( std::abs((*p)->pdg_id())==13 && (*p)->status()==1 )
      mu.push_back(*p);
    if(mu.size()>1) break;
  }

  //***
  
  if(mu.size()>1){
    math::XYZTLorentzVector tot_mom(mu[0]->momentum());
    math::XYZTLorentzVector mom2(mu[1]->momentum());
    tot_mom += mom2;
    //    double ptZ= (mu[0]->momentum() + mu[1]->momentum()).perp();
    double ptZ = tot_mom.pt();
    if (ptZ > ptZMin && ptZ < ptZMax  && 
    std::abs(mu[0]->momentum().eta()) < etaMuMax &&
    std::abs(mu[1]->momentum().eta()) < etaMuMax) 
      accepted=true;
  }

  } else {
  // end of if(gammajetevent)
  return true;
  // accept all non-gammajet events
  }

  if (accepted) {
    theNumberOfSelected++;
    return true; 
  }
  else return false;

}

Member Data Documentation

double PythiaFilterZJet::etaMuMax

private

Definition at line 40 of file PythiaFilterZJet.h.

Referenced by filter().

int PythiaFilterZJet::maxnumberofeventsinrun

private

Definition at line 45 of file PythiaFilterZJet.h.

double PythiaFilterZJet::ptZMax

private

Definition at line 42 of file PythiaFilterZJet.h.

Referenced by filter().

double PythiaFilterZJet::ptZMin

private

Definition at line 41 of file PythiaFilterZJet.h.

Referenced by filter().

int PythiaFilterZJet::theNumberOfSelected

private

Definition at line 44 of file PythiaFilterZJet.h.

Referenced by filter(), and PythiaFilterZJet().

edm::EDGetTokenT<edm::HepMCProduct> PythiaFilterZJet::token_

private

Definition at line 39 of file PythiaFilterZJet.h.

Referenced by filter().