LHEDYdecayFilter Class Reference

#include <LHEDYdecayFilter.h>

Inheritance diagram for LHEDYdecayFilter:

Public Member Functions
virtual bool	filter (edm::Event &, const edm::EventSetup &)
	LHEDYdecayFilter (const edm::ParameterSet &)
	~LHEDYdecayFilter ()
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
int	leptonID_
edm::InputTag	src_
bool	verbose_

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

Definition at line 29 of file LHEDYdecayFilter.h.

Constructor & Destructor Documentation

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

explicit

Definition at line 11 of file LHEDYdecayFilter.cc.

                                                                 :
  src_(iConfig.getParameter<InputTag>( "src" ) ),
  leptonID_(iConfig.getParameter<int>( "leptonID" ) ),
  verbose_(iConfig.getUntrackedParameter<bool>( "verbose","False" ) )
{
   //now do what ever initialization is needed

}

LHEDYdecayFilter::~LHEDYdecayFilter

(

)

Definition at line 21 of file LHEDYdecayFilter.cc.

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

}

Member Function Documentation

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

virtual

Implements edm::EDFilter.

Definition at line 35 of file LHEDYdecayFilter.cc.

References funct::abs(), gather_cfg::cout, plotBeamSpotDB::first, edm::Event::getByLabel(), hepeup_, lhef::HEPEUP::IDUP, leptonID_, lhef::HEPEUP::MOTHUP, lhef::HEPEUP::NUP, lhef::HEPEUP::PUP, src_, and verbose_.

{
   bool accepted = false;

   Handle<LHEEventProduct> evt;
   iEvent.getByLabel( src_, evt );

   const lhef::HEPEUP hepeup_ = evt->hepeup();

   const int nup_ = hepeup_.NUP; 
   const std::vector<int> idup_ = hepeup_.IDUP;
   const std::vector< std::pair<int,int> > mothup_ = hepeup_.MOTHUP;
   const std::vector<lhef::HEPEUP::FiveVector> pup_ = hepeup_.PUP;

   unsigned int cLep = 0;
   int netCharge = 0; 

   for ( unsigned int icount = 0 ; icount < (unsigned int)nup_; icount++ ) {

     if ( std::abs(idup_[icount]) == leptonID_ ) { 
       if ( mothup_[icount].first != 0 ) {
         if ( idup_[mothup_[icount].first-1] == 23 ) { cLep++; netCharge += idup_[icount]; }
       }
     }
   }

   if ( cLep == 2 && netCharge == 0 ) { 
     accepted = true; 
     if (verbose_) {
       for ( unsigned int icount = 0 ; icount < (unsigned int)nup_; icount++ ) {
         std::cout << "# " << icount << " " << idup_[icount] << " " << (pup_[icount])[0] << " " << (pup_[icount])[1] << " " << (pup_[icount])[2] << " " << (pup_[icount])[3] << " " << (pup_[icount])[4] << std::endl;
       }
     }
   }

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

}

Member Data Documentation

int LHEDYdecayFilter::leptonID_

private

Definition at line 40 of file LHEDYdecayFilter.h.

Referenced by filter().

edm::InputTag LHEDYdecayFilter::src_

private

Definition at line 39 of file LHEDYdecayFilter.h.

Referenced by filter().

bool LHEDYdecayFilter::verbose_

private

Definition at line 41 of file LHEDYdecayFilter.h.

Referenced by filter().