#include <ShiftedParticleProducerT.h>

Inheritance diagram for ShiftedParticleProducerT< T >:

Classes
struct	binningEntryType

Public Member Functions
	ShiftedParticleProducerT (const edm::ParameterSet &cfg)

	~ShiftedParticleProducerT () override

Public Member Functions inherited from edm::stream::EDProducer<>
	EDProducer ()=default

bool	hasAbilityToProduceInBeginLumis () const final

bool	hasAbilityToProduceInBeginProcessBlocks () const final

bool	hasAbilityToProduceInBeginRuns () const final

bool	hasAbilityToProduceInEndLumis () const final

bool	hasAbilityToProduceInEndProcessBlocks () const final

bool	hasAbilityToProduceInEndRuns () const final

Private Types
typedef std::vector< T >	ParticleCollection

Private Member Functions
void	produce (edm::Event &evt, const edm::EventSetup &es) override

Private Attributes
std::vector< binningEntryType * >	binning_

std::string	moduleLabel_

double	shiftBy_

edm::EDGetTokenT< ParticleCollection >	srcToken_

Additional Inherited Members
Public Types inherited from edm::stream::EDProducer<>
typedef CacheContexts< T... >	CacheTypes

typedef CacheTypes::GlobalCache	GlobalCache

typedef AbilityChecker< T... >	HasAbility

typedef CacheTypes::LuminosityBlockCache	LuminosityBlockCache

typedef LuminosityBlockContextT< LuminosityBlockCache, RunCache, GlobalCache >	LuminosityBlockContext

typedef CacheTypes::LuminosityBlockSummaryCache	LuminosityBlockSummaryCache

typedef CacheTypes::RunCache	RunCache

typedef RunContextT< RunCache, GlobalCache >	RunContext

typedef CacheTypes::RunSummaryCache	RunSummaryCache

Detailed Description

template<typename T>
class ShiftedParticleProducerT< T >

Vary energy of electrons/muons/tau-jets by +/- 1 standard deviation, in order to estimate resulting uncertainty on MET

NOTE: energy scale uncertainties need to be specified in python config

Author: Christian Veelken, LLR

Definition at line 31 of file ShiftedParticleProducerT.h.

Member Typedef Documentation

◆ ParticleCollection

template<typename T >

typedef std::vector<T> ShiftedParticleProducerT< T >::ParticleCollection

private

Definition at line 32 of file ShiftedParticleProducerT.h.

Constructor & Destructor Documentation

◆ ShiftedParticleProducerT()

template<typename T >

ShiftedParticleProducerT< T >::ShiftedParticleProducerT ( const edm::ParameterSet & cfg )

inlineexplicit

Definition at line 35 of file ShiftedParticleProducerT.h.

       : moduleLabel_(cfg.getParameter<std::string>("@module_label")) {
     srcToken_ = consumes<ParticleCollection>(cfg.getParameter<edm::InputTag>("src"));
  
     shiftBy_ = cfg.getParameter<double>("shiftBy");
  
     if (cfg.exists("binning")) {
       typedef std::vector<edm::ParameterSet> vParameterSet;
       vParameterSet cfgBinning = cfg.getParameter<vParameterSet>("binning");
       for (vParameterSet::const_iterator cfgBinningEntry = cfgBinning.begin(); cfgBinningEntry != cfgBinning.end();
            ++cfgBinningEntry) {
         binning_.push_back(new binningEntryType(*cfgBinningEntry));
       }
     } else {
       double uncertainty = cfg.getParameter<double>("uncertainty");
       binning_.push_back(new binningEntryType(uncertainty));
     }
  
     produces<ParticleCollection>();
   }

References ShiftedParticleProducerT< T >::binning_, looper::cfg, ShiftedParticleProducerT< T >::shiftBy_, and ShiftedParticleProducerT< T >::srcToken_.

◆ ~ShiftedParticleProducerT()

template<typename T >

ShiftedParticleProducerT< T >::~ShiftedParticleProducerT ( )

inlineoverride

Definition at line 55 of file ShiftedParticleProducerT.h.

                                        {
     for (typename std::vector<binningEntryType*>::const_iterator it = binning_.begin(); it != binning_.end(); ++it) {
       delete (*it);
     }
   }

References ShiftedParticleProducerT< T >::binning_.

Member Function Documentation

◆ produce()

template<typename T >

void ShiftedParticleProducerT< T >::produce	(	edm::Event &	evt,
		const edm::EventSetup &	es
	)

inlineoverrideprivate

Definition at line 62 of file ShiftedParticleProducerT.h.

                                                                 {
     edm::Handle<ParticleCollection> originalParticles;
     evt.getByToken(srcToken_, originalParticles);
  
     auto shiftedParticles = std::make_unique<ParticleCollection>();
  
     for (typename ParticleCollection::const_iterator originalParticle = originalParticles->begin();
          originalParticle != originalParticles->end();
          ++originalParticle) {
       double uncertainty = 0.;
       for (typename std::vector<binningEntryType*>::iterator binningEntry = binning_.begin();
            binningEntry != binning_.end();
            ++binningEntry) {
         if ((!(*binningEntry)->binSelection_) || (*(*binningEntry)->binSelection_)(*originalParticle)) {
           uncertainty = (*binningEntry)->binUncertainty_;
           break;
         }
       }
  
       double shift = shiftBy_ * uncertainty;
  
       reco::Candidate::LorentzVector shiftedParticleP4 = originalParticle->p4();
       //leave 0*nan = 0
       if (!(edm::isNotFinite(shift) && shiftedParticleP4.mag2() == 0))
         shiftedParticleP4 *= (1. + shift);
  
       T shiftedParticle(*originalParticle);
       shiftedParticle.setP4(shiftedParticleP4);
  
       shiftedParticles->push_back(shiftedParticle);
     }
  
     evt.put(std::move(shiftedParticles));
   }