HZZ4lFilter Class Reference

#include <IOMC/HZZ4lFilter/src/HZZ4lFilter.cc>

Inheritance diagram for HZZ4lFilter:

List of all members.

Public Member Functions
	HZZ4lFilter (const edm::ParameterSet &)
	~HZZ4lFilter ()
Private Member Functions
virtual bool	filter (edm::Event &, const edm::EventSetup &)
Private Attributes
std::string	label_
double	maxEtaElectronMuon
double	minPtElectronMuon

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Detailed Description

Description: <one line="" class="" summary>="">

Implementation: <Notes on="" implementation>="">

Definition at line 40 of file HZZ4lFilter.h.

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Constructor & Destructor Documentation

HZZ4lFilter::HZZ4lFilter

(

const edm::ParameterSet &

iConfig

)

[explicit]

Definition at line 37 of file HZZ4lFilter.cc.

                                                       :
label_(iConfig.getUntrackedParameter("moduleLabel",std::string("generator"))),
minPtElectronMuon(iConfig.getUntrackedParameter("MinPtElectronMuon", 0.)),
maxEtaElectronMuon(iConfig.getUntrackedParameter("MaxEtaElectronMuon", 10.))
{
   //now do what ever initialization is needed

}

HZZ4lFilter::~HZZ4lFilter

(

)

Definition at line 47 of file HZZ4lFilter.cc.

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

}

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Member Function Documentation

bool HZZ4lFilter::filter	(	edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)		[private, virtual]

Implements edm::EDFilter.

Definition at line 62 of file HZZ4lFilter.cc.

References abs, edm::Event::getByLabel(), label_, maxEtaElectronMuon, minPtElectronMuon, and L1TEmulatorMonitor_cff::p.

{
   using namespace edm;

   bool accepted = false;
   int nLeptons = 0;

   Handle< HepMCProduct > evt;
   iEvent.getByLabel(label_, evt);
   
   const HepMC::GenEvent * myGenEvent = evt->GetEvent();
   
   for ( HepMC::GenEvent::particle_const_iterator p = myGenEvent->particles_begin();   p != myGenEvent->particles_end(); ++p ) {
    
      if ( (*p)->status()!=1 ) continue;

          if ((*p)->momentum().perp() > minPtElectronMuon && fabs((*p)->momentum().eta()) < maxEtaElectronMuon) {
                if ( abs((*p)->pdg_id()) == 11 || abs((*p)->pdg_id()) == 13  )  nLeptons++;       
          }
          if (nLeptons == 3) {
            accepted = true;
                break;
          }
   }

    delete myGenEvent; 

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

}

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Member Data Documentation

std::string HZZ4lFilter::label_ [private]

Definition at line 51 of file HZZ4lFilter.h.

Referenced by filter().

double HZZ4lFilter::maxEtaElectronMuon [private]

Definition at line 54 of file HZZ4lFilter.h.

Referenced by filter().

double HZZ4lFilter::minPtElectronMuon [private]

Definition at line 53 of file HZZ4lFilter.h.

Referenced by filter().