EwkTauDQM.h File Reference

#include "DQMServices/Core/interface/DQMEDAnalyzer.h"
#include "DQMServices/Core/interface/DQMStore.h"
#include <string>
#include <Math/VectorUtil.h>
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Utilities/interface/InputTag.h"
#include "DQMServices/Core/interface/MonitorElement.h"
#include "DataFormats/Candidate/interface/Candidate.h"
#include "DataFormats/EgammaCandidates/interface/GsfElectron.h"
#include "DataFormats/EgammaCandidates/interface/GsfElectronFwd.h"
#include "DataFormats/MuonReco/interface/Muon.h"
#include "DataFormats/MuonReco/interface/MuonFwd.h"
#include "DataFormats/TauReco/interface/PFTau.h"
#include "DataFormats/TauReco/interface/PFTauFwd.h"
#include "DataFormats/VertexReco/interface/Vertex.h"
#include "DataFormats/BeamSpot/interface/BeamSpot.h"

Go to the source code of this file.

Classes
class	EwkElecTauHistManager
class	EwkMuTauHistManager
class	EwkTauDQM

Enumerations
enum	{ kAbsoluteIso, kRelativeIso, kUndefinedIso }

Functions
double	calcDeltaPhi (double, double)
double	calcMt (double, double, double, double)
double	calcPzeta (const reco::Candidate::LorentzVector &, const reco::Candidate::LorentzVector &, double, double)
int	getIsoMode (const std::string &, int &)
const reco::GsfElectron *	getTheElectron (const reco::GsfElectronCollection &, double, double)
const reco::Muon *	getTheMuon (const reco::MuonCollection &, double, double)
const reco::PFTau *	getTheTauJet (const reco::PFTauCollection &, double, double, int &)
double	getVertexD0 (const reco::Vertex &, const reco::BeamSpot &)
bool	passesElectronId (const reco::GsfElectron &)
bool	passesElectronPreId (const reco::GsfElectron &)
template<typename T >
void	readEventData (const edm::Event &evt, const edm::InputTag &src, edm::Handle< T > &handle, long &numWarnings, int maxNumWarnings, bool &error, const char *errorMessage)

Enumeration Type Documentation

anonymous enum

Auxiliary functions to compute quantities used by EWK Tau DQM (shared by different channels)

Author

Joshua Swanson

Enumerator
kAbsoluteIso
kRelativeIso
kUndefinedIso

Definition at line 369 of file EwkTauDQM.h.

{ kAbsoluteIso, kRelativeIso, kUndefinedIso };

Function Documentation

double calcDeltaPhi	(	double	,
		double
	)

Definition at line 1028 of file EwkTauDQM.cc.

References SiPixelRawToDigiRegional_cfi::deltaPhi, and Pi.

Referenced by EwkDQM::analyze(), EwkElecTauHistManager::fillHistograms(), and EwkMuTauHistManager::fillHistograms().

                                              {
  double deltaPhi = phi1 - phi2;

  if (deltaPhi < 0.) deltaPhi = -deltaPhi;

  if (deltaPhi > TMath::Pi()) deltaPhi = 2 * TMath::Pi() - deltaPhi;

  return deltaPhi;
}

double calcMt	(	double	,
		double	,
		double	,
		double
	)

Definition at line 1038 of file EwkTauDQM.cc.

Referenced by EwkElecTauHistManager::fillHistograms(), and EwkMuTauHistManager::fillHistograms().

                                                              {
  double pt1 = TMath::Sqrt(px1 * px1 + py1 * py1);
  double pt2 = TMath::Sqrt(px2 * px2 + py2 * py2);

  double p1Dotp2 = px1 * px2 + py1 * py2;
  double cosAlpha = p1Dotp2 / (pt1 * pt2);

  return TMath::Sqrt(2 * pt1 * pt2 * (1 - cosAlpha));
}

double calcPzeta	(	const reco::Candidate::LorentzVector &	,
		const reco::Candidate::LorentzVector &	,
		double	,
		double
	)

Definition at line 1048 of file EwkTauDQM.cc.

References funct::cos(), and funct::sin().

                               {
  double cosPhi1 = cos(p1.phi());
  double sinPhi1 = sin(p1.phi());
  double cosPhi2 = cos(p2.phi());
  double sinPhi2 = sin(p2.phi());
  double zetaX = cosPhi1 + cosPhi2;
  double zetaY = sinPhi1 + sinPhi2;
  double zetaR = TMath::Sqrt(zetaX * zetaX + zetaY * zetaY);
  if (zetaR > 0.) {
    zetaX /= zetaR;
    zetaY /= zetaR;
  }

  double pxVis = p1.px() + p2.px();
  double pyVis = p1.py() + p2.py();
  double pZetaVis = pxVis * zetaX + pyVis * zetaY;

  double px = pxVis + pxMEt;
  double py = pyVis + pyMEt;
  double pZeta = px * zetaX + py * zetaY;

  return pZeta - 1.5 * pZetaVis;
}

int getIsoMode	(	const std::string &	,
		int &
	)

Definition at line 1013 of file EwkTauDQM.cc.

References kAbsoluteIso, kRelativeIso, and kUndefinedIso.

Referenced by EwkElecTauHistManager::EwkElecTauHistManager(), and EwkMuTauHistManager::EwkMuTauHistManager().

                                                            {
  int isoMode_int;
  if (isoMode_string == "absoluteIso") {
    isoMode_int = kAbsoluteIso;
  } else if (isoMode_string == "relativeIso") {
    isoMode_int = kRelativeIso;
  } else {
    edm::LogError("getIsoMode")
        << " Failed to decode isoMode string = " << isoMode_string << " !!";
    isoMode_int = kUndefinedIso;
    error = 1;
  }
  return isoMode_int;
}

const reco::GsfElectron* getTheElectron	(	const reco::GsfElectronCollection &	,
		double	,
		double
	)

Definition at line 1104 of file EwkTauDQM.cc.

References Abs(), metsig::electron, passesElectronPreId(), and reco::LeafCandidate::pt().

Referenced by EwkElecTauHistManager::fillHistograms().

                          {
  const reco::GsfElectron* theElectron = 0;

  for (reco::GsfElectronCollection::const_iterator electron = electrons.begin();
       electron != electrons.end(); ++electron) {
    if (TMath::Abs(electron->eta()) < electronEtaCut &&
        electron->pt() > electronPtCut && passesElectronPreId(*electron)) {
      if (theElectron == 0 || electron->pt() > theElectron->pt())
        theElectron = &(*electron);
    }
  }

  return theElectron;
}

const reco::Muon* getTheMuon	(	const reco::MuonCollection &	,
		double	,
		double
	)

Definition at line 1121 of file EwkTauDQM.cc.

References Abs(), metsig::muon, and reco::LeafCandidate::pt().

Referenced by EwkMuTauHistManager::fillHistograms().

                                                                  {
  const reco::Muon* theMuon = 0;

  for (reco::MuonCollection::const_iterator muon = muons.begin();
       muon != muons.end(); ++muon) {
    if (TMath::Abs(muon->eta()) < muonEtaCut && muon->pt() > muonPtCut) {
      if (theMuon == 0 || muon->pt() > theMuon->pt()) theMuon = &(*muon);
    }
  }

  return theMuon;
}

const reco::PFTau* getTheTauJet	(	const reco::PFTauCollection &	,
		double	,
		double	,
		int &
	)

Definition at line 1135 of file EwkTauDQM.cc.

References reco::LeafCandidate::eta(), reco::LeafCandidate::pt(), and reco::Candidate::size.

Referenced by EwkElecTauHistManager::fillHistograms(), and EwkMuTauHistManager::fillHistograms().

                                                     {
  const reco::PFTau* theTauJet = 0;
  theTauJetIndex = -1;

  int numTauJets = tauJets.size();
  for (int iTauJet = 0; iTauJet < numTauJets; ++iTauJet) {
    const reco::PFTau& tauJet = tauJets.at(iTauJet);

    if (fabs(tauJet.eta()) < tauJetEtaCut && tauJet.pt() > tauJetPtCut) {
      if (theTauJet == 0 || tauJet.pt() > theTauJet->pt()) {
        theTauJet = &tauJet;
        theTauJetIndex = iTauJet;
      }
    }
  }

  return theTauJet;
}

double getVertexD0	(	const reco::Vertex &	,
		const reco::BeamSpot &
	)

Definition at line 1156 of file EwkTauDQM.cc.

References reco::Vertex::x(), reco::BeamSpot::x0(), reco::Vertex::y(), and reco::BeamSpot::y0().

                                                                           {
  double dX = vertex.x() - beamSpot.x0();
  double dY = vertex.y() - beamSpot.y0();
  return TMath::Sqrt(dX * dX + dY * dY);
}

bool passesElectronId

(

const reco::GsfElectron &

)

Definition at line 1086 of file EwkTauDQM.cc.

References Abs(), reco::GsfElectron::deltaEtaSuperClusterTrackAtVtx(), reco::GsfElectron::deltaPhiSuperClusterTrackAtVtx(), reco::LeafCandidate::eta(), reco::GsfElectron::hcalOverEcal(), passesElectronPreId(), and reco::GsfElectron::sigmaEtaEta().

Referenced by EwkElecTauHistManager::fillHistograms().

                                                       {
  if (passesElectronPreId(electron) &&
      ((TMath::Abs(electron.eta()) > 1.566 &&  // electron reconstructed in ECAL
                                               // endcap
        electron.sigmaEtaEta() < 0.03 && electron.hcalOverEcal() < 0.05 &&
        TMath::Abs(electron.deltaEtaSuperClusterTrackAtVtx()) < 0.009 &&
        TMath::Abs(electron.deltaPhiSuperClusterTrackAtVtx()) < 0.7) ||
       (TMath::Abs(electron.eta()) < 1.479 &&  // electron reconstructed in ECAL
                                               // barrel
        electron.sigmaEtaEta() < 0.01 && electron.hcalOverEcal() < 0.12 &&
        TMath::Abs(electron.deltaEtaSuperClusterTrackAtVtx()) < 0.007 &&
        TMath::Abs(electron.deltaPhiSuperClusterTrackAtVtx()) < 0.8))) {
    return true;
  } else {
    return false;
  }
}

bool passesElectronPreId

(

const reco::GsfElectron &

)

Definition at line 1074 of file EwkTauDQM.cc.

References Abs(), reco::GsfElectron::deltaEtaSuperClusterTrackAtVtx(), reco::GsfElectron::deltaPhiSuperClusterTrackAtVtx(), reco::LeafCandidate::eta(), and reco::GsfElectron::sigmaIetaIeta().

Referenced by getTheElectron(), and passesElectronId().

                                                          {
  if ((TMath::Abs(electron.eta()) < 1.479 ||
       TMath::Abs(electron.eta()) > 1.566) &&  // cut ECAL barrel/endcap crack
      electron.deltaPhiSuperClusterTrackAtVtx() < 0.8 &&
      electron.deltaEtaSuperClusterTrackAtVtx() < 0.01 &&
      electron.sigmaIetaIeta() < 0.03) {
    return true;
  } else {
    return false;
  }
}

template<typename T >

void readEventData	(	const edm::Event &	evt,
		const edm::InputTag &	src,
		edm::Handle< T > &	handle,
		long &	numWarnings,
		int	maxNumWarnings,
		bool &	error,
		const char *	errorMessage
	)

Definition at line 372 of file EwkTauDQM.h.

References edm::Event::getByLabel().

Referenced by EwkElecTauHistManager::fillHistograms(), and EwkMuTauHistManager::fillHistograms().

                                                                              {
  if (!evt.getByLabel(src, handle)) {
    if (numWarnings < maxNumWarnings || maxNumWarnings == -1)
      edm::LogWarning("readEventData") << errorMessage << " !!";
    ++numWarnings;
    error = true;
  }
}