ZMuMuMassConstraintParameterFinder::DiMuonInfo Class Reference

helper class containing information about a di-muon system More...

Public Member Functions
	DiMuonInfo (double, double)
void	fill ()
std::vector< reco::GenParticle > &	muons ()
void	setupTree (const std::string &, edm::Service< TFileService > &)

Private Attributes
double	diMuonMass_ {-1.0}
const double	maxMassPair_
const double	minMassPair_
std::vector< reco::GenParticle >	muons_
bool	passed_ {false}
int	pdgMother_ {0}
TTree *	tree_ {nullptr}

Detailed Description

helper class containing information about a di-muon system

Definition at line 56 of file ZMuMuMassConstraintParameterFinder.cc.

Constructor & Destructor Documentation

ZMuMuMassConstraintParameterFinder::DiMuonInfo::DiMuonInfo	(	double	minMass,
		double	maxMass
	)

Definition at line 169 of file ZMuMuMassConstraintParameterFinder.cc.

    : minMassPair_{minMass}, maxMassPair_{maxMass} {}

Member Function Documentation

void ZMuMuMassConstraintParameterFinder::DiMuonInfo::fill

(

)

Definition at line 181 of file ZMuMuMassConstraintParameterFinder.cc.

References ZMuMuMassConstraintParameterFinder::maxMassPair_, and ZMuMuMassConstraintParameterFinder::minMassPair_.

Referenced by ZMuMuMassConstraintParameterFinder::analyze().

                                                          {
  if (muons_.size() == 2) {
    diMuonMass_ = (muons_[0].p4() + muons_[1].p4()).M();
    pdgMother_ = muons_[0].mother()->pdgId();
    if (diMuonMass_ > minMassPair_ && diMuonMass_ < maxMassPair_)
      passed_ = true;
    tree_->Fill();
  }
  muons_.clear();
  diMuonMass_ = -1.0;
  pdgMother_ = 0;
  passed_ = false;
}

std::vector<reco::GenParticle>& ZMuMuMassConstraintParameterFinder::DiMuonInfo::muons ( )

inline

Definition at line 61 of file ZMuMuMassConstraintParameterFinder.cc.

References muons_.

Referenced by ZMuMuMassConstraintParameterFinder::analyze().

{ return muons_; }

void ZMuMuMassConstraintParameterFinder::DiMuonInfo::setupTree	(	const std::string &	name,
		edm::Service< TFileService > &	fs
	)

Definition at line 172 of file ZMuMuMassConstraintParameterFinder.cc.

References TFileService::make().

                                                                                               {
  tree_ = fs->make<TTree>(name.c_str(), name.c_str());
  tree_->Branch("muons", &muons_);
  tree_->Branch("di_muon_mass", &diMuonMass_);
  tree_->Branch("pdg_mother", &pdgMother_);
  tree_->Branch("in_mass_window", &passed_);
}

Member Data Documentation

double ZMuMuMassConstraintParameterFinder::DiMuonInfo::diMuonMass_ {-1.0}

private

Definition at line 66 of file ZMuMuMassConstraintParameterFinder.cc.

const double ZMuMuMassConstraintParameterFinder::DiMuonInfo::maxMassPair_

private

Definition at line 71 of file ZMuMuMassConstraintParameterFinder.cc.

const double ZMuMuMassConstraintParameterFinder::DiMuonInfo::minMassPair_

private

Definition at line 70 of file ZMuMuMassConstraintParameterFinder.cc.

std::vector<reco::GenParticle> ZMuMuMassConstraintParameterFinder::DiMuonInfo::muons_

private

Definition at line 65 of file ZMuMuMassConstraintParameterFinder.cc.

Referenced by muons().

bool ZMuMuMassConstraintParameterFinder::DiMuonInfo::passed_ {false}

private

Definition at line 68 of file ZMuMuMassConstraintParameterFinder.cc.

int ZMuMuMassConstraintParameterFinder::DiMuonInfo::pdgMother_ {0}

private

Definition at line 67 of file ZMuMuMassConstraintParameterFinder.cc.

TTree* ZMuMuMassConstraintParameterFinder::DiMuonInfo::tree_ {nullptr}

private

Definition at line 64 of file ZMuMuMassConstraintParameterFinder.cc.