BPHDecayToChargedXXbarBuilder Class Reference

#include <BPHDecayToChargedXXbarBuilder.h>

Inheritance diagram for BPHDecayToChargedXXbarBuilder:

Classes
class	Particle

Public Member Functions
	BPHDecayToChargedXXbarBuilder (const BPHDecayToChargedXXbarBuilder &x)=delete
	BPHDecayToChargedXXbarBuilder (const edm::EventSetup &es, const std::string &dPosName, const std::string &dNegName, double daugMass, double daugSigma, const BPHRecoBuilder::BPHGenericCollection *posCollection, const BPHRecoBuilder::BPHGenericCollection *negCollection)
std::vector< BPHPlusMinusConstCandPtr >	build ()
	build Phi candidates More...
double	getDzMax () const
double	getEtaMax () const
double	getPtMin () const
	get current cuts More...
BPHDecayToChargedXXbarBuilder &	operator= (const BPHDecayToChargedXXbarBuilder &x)=delete
void	setDzMax (double dz)
void	setEtaMax (double eta)
void	setPtMin (double pt)
	set cuts More...
	~BPHDecayToChargedXXbarBuilder () override
Public Member Functions inherited from BPHDecayGenericBuilder
	BPHDecayGenericBuilder (const BPHDecayGenericBuilder &x)=delete
	BPHDecayGenericBuilder (const edm::EventSetup &es, BPHMassFitSelect *mfs=nullptr)
double	getMassFitMax () const
double	getMassFitMin () const
double	getMassMax () const
double	getMassMin () const
	get current cuts More...
double	getMinPDiff ()
double	getProbMin () const
BPHDecayGenericBuilder &	operator= (const BPHDecayGenericBuilder &x)=delete
void	setMassFitMax (double m)
void	setMassFitMin (double m)
void	setMassFitRange (double mMin, double mMax)
void	setMassMax (double m)
void	setMassMin (double m)
	set cuts More...
void	setMassRange (double mMin, double mMax)
void	setMinPDiff (double mpd)
	track min p difference More...
void	setProbMin (double p)
virtual	~BPHDecayGenericBuilder ()

Private Member Functions
void	addParticle (const BPHRecoBuilder::BPHGenericCollection *collection, int charge, std::vector< Particle * > &list)

Private Attributes
double	dMass
double	dSigma
double	dzMax
double	etaMax
const BPHRecoBuilder::BPHGenericCollection *	nCollection
std::string	nName
const BPHRecoBuilder::BPHGenericCollection *	pCollection
std::string	pName
double	ptMin
std::vector< BPHPlusMinusConstCandPtr >	recList

Additional Inherited Members
Protected Attributes inherited from BPHDecayGenericBuilder
BPHChi2Select *	chi2Sel
const edm::EventSetup *	evSetup
BPHMassSelect *	massSel
BPHMassFitSelect *	mFitSel
double	minPDiff
bool	updated

Detailed Description

Description: Class to build a decay to an oppositely charged particle-antiparticle pair

Author

Paolo Ronchese INFN Padova

Definition at line 42 of file BPHDecayToChargedXXbarBuilder.h.

Constructor & Destructor Documentation

BPHDecayToChargedXXbarBuilder() [1/2]

BPHDecayToChargedXXbarBuilder::BPHDecayToChargedXXbarBuilder	(	const edm::EventSetup &	es,
		const std::string &	dPosName,
		const std::string &	dNegName,
		double	daugMass,
		double	daugSigma,
		const BPHRecoBuilder::BPHGenericCollection *	posCollection,
		const BPHRecoBuilder::BPHGenericCollection *	negCollection
	)

Constructor

Definition at line 39 of file BPHDecayToChargedXXbarBuilder.cc.

    : BPHDecayGenericBuilder(es),
      pName(dPosName),
      nName(dNegName),
      dMass(daugMass),
      dSigma(daugSigma),
      pCollection(posCollection),
      nCollection(negCollection),
      ptMin(-1.0),
      etaMax(10.0),
      dzMax(1.0) {}

BPHDecayToChargedXXbarBuilder() [2/2]

BPHDecayToChargedXXbarBuilder::BPHDecayToChargedXXbarBuilder ( const BPHDecayToChargedXXbarBuilder &  x )

delete

~BPHDecayToChargedXXbarBuilder()

BPHDecayToChargedXXbarBuilder::~BPHDecayToChargedXXbarBuilder ( )

override

Destructor

Definition at line 60 of file BPHDecayToChargedXXbarBuilder.cc.

{}

Member Function Documentation

addParticle()

void BPHDecayToChargedXXbarBuilder::addParticle ( const BPHRecoBuilder::BPHGenericCollection *  collection, int  charge, std::vector< Particle * > &  list  )

private

Definition at line 156 of file BPHDecayToChargedXXbarBuilder.cc.

                                                                         {
  int i;
  int n = collection->size();
  list.reserve(n);
  for (i = 0; i < n; ++i) {
    const reco::Candidate& cand = collection->get(i);
    int q = cand.charge();
    if ((charge > 0) && (q <= 0))
      continue;
    if ((charge < 0) && (q >= 0))
      continue;
    const reco::Candidate::LorentzVector p4 = cand.p4();
    if (p4.pt() < ptMin)
      continue;
    if (p4.eta() > etaMax)
      continue;
    const reco::Track* tk = BPHTrackReference::getTrack(cand, "cfhp");
    if (tk == nullptr)
      continue;
    double px = p4.px();
    double py = p4.py();
    double pz = p4.pz();
    list.push_back(new Particle(&cand, tk, px, py, pz, sqrt((px * px) + (py * py) + (pz * pz) + (dMass * dMass))));
  }
  return;
}

References ALCARECOTkAlJpsiMuMu_cff::charge, universalConfigTemplate::collection, dMass, etaMax, BPHTrackReference::getTrack(), mps_fire::i, dqmiodumpmetadata::n, p4, ptMin, multPhiCorr_741_25nsDY_cfi::px, multPhiCorr_741_25nsDY_cfi::py, submitPVResolutionJobs::q, and mathSSE::sqrt().

Referenced by build().

build()

vector< BPHPlusMinusConstCandPtr > BPHDecayToChargedXXbarBuilder::build

(

)

build Phi candidates

Operations

Definition at line 65 of file BPHDecayToChargedXXbarBuilder.cc.

                                                                      {
  if (updated)
    return recList;
 
  recList.clear();
 
  // extract basic informations from input collections
 
  vector<Particle*> pList;
  vector<Particle*> nList;
 
  addParticle(pCollection, +1, pList);
  addParticle(nCollection, -1, nList);
  int iPos;
  int iNeg;
  int nPos = pList.size();
  int nNeg = nList.size();
  double massMin = getMassMin();
  double massMax = getMassMax();
  double mSqMin = massMin * massMin * 0.9;
  double mSqMax = massMax * massMax * 1.1;
  if (mSqMin < 0.0)
    mSqMin = 0.0;
 
  for (iPos = 0; iPos < nPos; ++iPos) {
    Particle* pc = pList[iPos];
    const reco::Track* pt = pc->track;
    double px = pc->px;
    double py = pc->py;
    double pz = pc->pz;
    double pe = pc->en;
    for (iNeg = 0; iNeg < nNeg; ++iNeg) {
      Particle* nc = nList[iNeg];
      const reco::Track* nt = nc->track;
      if (fabs(nt->dz() - pt->dz()) > 1.0)
        continue;
      double nx = nc->px;
      double ny = nc->py;
      double nz = nc->pz;
      double ne = nc->en;
      const float tx = px + nx;
      const float ty = py + ny;
      const float tz = pz + nz;
      const float te = pe + ne;
      const float m2 = (te * te) - ((tx * tx) + (ty * ty) + (tz * tz));
      if (m2 < mSqMin)
        continue;
      if (m2 > mSqMax)
        continue;
      BPHPlusMinusCandidatePtr rc = BPHPlusMinusCandidateWrap::create(evSetup);
      rc->add(pName, pc->cand, dMass, dSigma);
      rc->add(nName, nc->cand, dMass, dSigma);
      double mass = rc->composite().mass();
      if (mass < massMin)
        continue;
      if (mass > massMax)
        continue;
      if (!chi2Sel->accept(*rc))
        continue;
      recList.push_back(rc);
    }
  }
 
  for (iPos = 0; iPos < nPos; ++iPos)
    delete pList[iPos];
  for (iNeg = 0; iNeg < nNeg; ++iNeg)
    delete nList[iNeg];
 
  updated = true;
  return recList;
}

References BPHChi2Select::accept(), addParticle(), BPHDecayToChargedXXbarBuilder::Particle::cand, BPHDecayGenericBuilder::chi2Sel, BPHGenericPtr< T >::create(), dMass, dSigma, BPHDecayToChargedXXbarBuilder::Particle::en, BPHDecayGenericBuilder::evSetup, BPHDecayGenericBuilder::getMassMax(), BPHDecayGenericBuilder::getMassMin(), EgHLTOffHistBins_cfi::mass, recoSelectForWrite_cfi::massMax, recoSelectForWrite_cfi::massMin, nCollection, nName, nt, pCollection, pName, DiDispStaMuonMonitor_cfi::pt, multPhiCorr_741_25nsDY_cfi::px, BPHDecayToChargedXXbarBuilder::Particle::px, multPhiCorr_741_25nsDY_cfi::py, BPHDecayToChargedXXbarBuilder::Particle::py, BPHDecayToChargedXXbarBuilder::Particle::pz, recList, BPHDecayToChargedXXbarBuilder::Particle::track, and BPHDecayGenericBuilder::updated.

getDzMax()

double BPHDecayToChargedXXbarBuilder::getDzMax ( ) const

inline

Definition at line 75 of file BPHDecayToChargedXXbarBuilder.h.

{ return dzMax; }

References dzMax.

getEtaMax()

double BPHDecayToChargedXXbarBuilder::getEtaMax

(

)

const

getPtMin()

double BPHDecayToChargedXXbarBuilder::getPtMin

(

)

const

get current cuts

operator=()

BPHDecayToChargedXXbarBuilder& BPHDecayToChargedXXbarBuilder::operator= ( const BPHDecayToChargedXXbarBuilder &  x )

delete

setDzMax()

void BPHDecayToChargedXXbarBuilder::setDzMax

(

double

dz

)

Definition at line 150 of file BPHDecayToChargedXXbarBuilder.cc.

                                                      {
  updated = false;
  dzMax = dz;
  return;
}

References PVValHelper::dz, dzMax, and BPHDecayGenericBuilder::updated.

setEtaMax()

void BPHDecayToChargedXXbarBuilder::setEtaMax

(

double

eta

)

Definition at line 144 of file BPHDecayToChargedXXbarBuilder.cc.

                                                        {
  updated = false;
  etaMax = eta;
  return;
}

References PVValHelper::eta, etaMax, and BPHDecayGenericBuilder::updated.

Referenced by BPHPhiToKKBuilder::BPHPhiToKKBuilder().

setPtMin()

void BPHDecayToChargedXXbarBuilder::setPtMin

(

double

pt

)

set cuts

Definition at line 138 of file BPHDecayToChargedXXbarBuilder.cc.

                                                      {
  updated = false;
  ptMin = pt;
  return;
}

References DiDispStaMuonMonitor_cfi::pt, ptMin, and BPHDecayGenericBuilder::updated.

Referenced by BPHPhiToKKBuilder::BPHPhiToKKBuilder().

Member Data Documentation

dMass

double BPHDecayToChargedXXbarBuilder::dMass

private

Definition at line 80 of file BPHDecayToChargedXXbarBuilder.h.

Referenced by addParticle(), and build().

dSigma

double BPHDecayToChargedXXbarBuilder::dSigma

private

Definition at line 81 of file BPHDecayToChargedXXbarBuilder.h.

Referenced by build().

dzMax

double BPHDecayToChargedXXbarBuilder::dzMax

private

Definition at line 88 of file BPHDecayToChargedXXbarBuilder.h.

Referenced by getDzMax(), and setDzMax().

etaMax

double BPHDecayToChargedXXbarBuilder::etaMax

private

Definition at line 87 of file BPHDecayToChargedXXbarBuilder.h.

Referenced by addParticle(), and setEtaMax().

nCollection

const BPHRecoBuilder::BPHGenericCollection* BPHDecayToChargedXXbarBuilder::nCollection

private

Definition at line 84 of file BPHDecayToChargedXXbarBuilder.h.

Referenced by build().

nName

std::string BPHDecayToChargedXXbarBuilder::nName

private

Definition at line 79 of file BPHDecayToChargedXXbarBuilder.h.

Referenced by build().

pCollection

const BPHRecoBuilder::BPHGenericCollection* BPHDecayToChargedXXbarBuilder::pCollection

private

Definition at line 83 of file BPHDecayToChargedXXbarBuilder.h.

Referenced by build().

pName

std::string BPHDecayToChargedXXbarBuilder::pName

private

Definition at line 78 of file BPHDecayToChargedXXbarBuilder.h.

Referenced by build().

ptMin

double BPHDecayToChargedXXbarBuilder::ptMin

private

Definition at line 86 of file BPHDecayToChargedXXbarBuilder.h.

Referenced by addParticle(), and setPtMin().

recList

std::vector<BPHPlusMinusConstCandPtr> BPHDecayToChargedXXbarBuilder::recList

private

Definition at line 90 of file BPHDecayToChargedXXbarBuilder.h.

Referenced by build().