HerwigMaxPtPartonFilter Class Reference

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

Inheritance diagram for HerwigMaxPtPartonFilter:

Public Member Functions
virtual bool	filter (edm::Event &, const edm::EventSetup &)
	HerwigMaxPtPartonFilter (const edm::ParameterSet &)
	~HerwigMaxPtPartonFilter ()
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
TH2D *	hFSPartons_JS_PtWgting
double	maxptcut
double	minptcut
int	processID
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

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

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

Definition at line 46 of file HerwigMaxPtPartonFilter.h.

Constructor & Destructor Documentation

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

explicit

Definition at line 46 of file HerwigMaxPtPartonFilter.cc.

References hFSPartons_JS_PtWgting, and M_PI.

                                                                               :
  token_(consumes<edm::HepMCProduct>(iConfig.getUntrackedParameter("moduleLabel",edm::InputTag("generator","unsmeared")))),
  minptcut(iConfig.getUntrackedParameter("MinPt", 0.)),
  maxptcut(iConfig.getUntrackedParameter("MaxPt", 10000.)),
  processID(iConfig.getUntrackedParameter("ProcessID", 0)){
    //now do what ever initialization is needed

  
  hFSPartons_JS_PtWgting = new TH2D("hFSPartons_JS_PtWgting","#phi-#eta Space of FS Partons (p_{T} wgt'ing)",20,-5.205,5.205,32,-M_PI,M_PI);
  
}

HerwigMaxPtPartonFilter::~HerwigMaxPtPartonFilter

(

)

Definition at line 59 of file HerwigMaxPtPartonFilter.cc.

References hFSPartons_JS_PtWgting.

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

  if(hFSPartons_JS_PtWgting) delete hFSPartons_JS_PtWgting;
  
}

Member Function Documentation

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

virtual

Implements edm::EDFilter.

Definition at line 74 of file HerwigMaxPtPartonFilter.cc.

References funct::abs(), counter, edm::Event::getByToken(), hFSPartons_JS_PtWgting, maxptcut, minptcut, AlCaHLTBitMon_ParallelJobs::p, processID, and token_.

                                                                                 {
  
  //Histogram, reset each event
  hFSPartons_JS_PtWgting->Reset();
  
  bool accepted = false; //The Accept/Reject Variable
  bool isFSQuark = false; //Keeps track of whether a particle is a Final State Quark
  double maxPartonPt=0.0; //Self Explanatory

  //int ChosenPartonId=0, ChosenPartonSt=0;

  int pos1stCluster=0; //keeps track of the position of the first herwig cluster in the event

  //This is when Hadronization within the event occurs.
  long counter = 0; //keeps track of the particle index in the event
  
  Handle<HepMCProduct> evt;
  iEvent.getByToken(token_, evt);
  
  const HepMC::GenEvent * myGenEvent = evt->GetEvent();
  
  
  if(processID == 0 || processID == myGenEvent->signal_process_id()) { //processId if statement
    
    //Find the Position of the 1st Herwig Cluster
    for ( HepMC::GenEvent::particle_const_iterator p = myGenEvent->particles_begin();p != myGenEvent->particles_end(); ++p ) {     
      if(abs((*p)->pdg_id())==91){
    break;
      }
      pos1stCluster++; //Starts at Zero, like the Collection
    }
    
    //Loop through the all particles in the event
    for ( HepMC::GenEvent::particle_const_iterator p = myGenEvent->particles_begin();p != myGenEvent->particles_end(); ++p ) {     
      //"Garbage" Cut, 1 GeV/c Pt Cut on All Particles Considered
      if((*p)->momentum().perp()>1.0){
    //Final State Quark criterion
    if(abs((*p)->pdg_id())==1 || abs((*p)->pdg_id())==2 || abs((*p)->pdg_id())==3 || abs((*p)->pdg_id())==4 || abs((*p)->pdg_id())==5){
      if( counter<pos1stCluster && ((*p)->status()==158 || (*p)->status()==159) ){
        isFSQuark=true;
      }
    }//end if FS Quark criterion
      }//End "Garbage" Cut
      
      if(isFSQuark){
    hFSPartons_JS_PtWgting->Fill( (*p)->momentum().eta(), (*p)->momentum().phi(), (*p)->momentum().perp()); //weighted by Particle Pt
      }
      
      counter++;
      isFSQuark=false;
    } //end all particles loop
    
    maxPartonPt=hFSPartons_JS_PtWgting->GetMaximum();
    
    //The Actual Filtering Process
    if(maxPartonPt>=minptcut && maxPartonPt<maxptcut){
      accepted=true; //Accept the Event

    }//End Filtering
  }//end processId if statement
  
  else{ accepted = true; }
 
  if (accepted){return true; } 
  else {return false;}
}

Member Data Documentation

TH2D* HerwigMaxPtPartonFilter::hFSPartons_JS_PtWgting

private

Definition at line 56 of file HerwigMaxPtPartonFilter.h.

Referenced by filter(), HerwigMaxPtPartonFilter(), and ~HerwigMaxPtPartonFilter().

double HerwigMaxPtPartonFilter::maxptcut

private

Definition at line 62 of file HerwigMaxPtPartonFilter.h.

Referenced by filter().

double HerwigMaxPtPartonFilter::minptcut

private

Definition at line 61 of file HerwigMaxPtPartonFilter.h.

Referenced by filter().

int HerwigMaxPtPartonFilter::processID

private

Definition at line 63 of file HerwigMaxPtPartonFilter.h.

Referenced by filter().

edm::EDGetTokenT<edm::HepMCProduct> HerwigMaxPtPartonFilter::token_

private

Definition at line 59 of file HerwigMaxPtPartonFilter.h.

Referenced by filter().