AnalysisUtils::Match Namespace Reference

find the closest element in a collection to an INavigable4Momentum More...

Functions
template<class COLL>
bool	R (const double eta, const double phi, COLL *coll, int &index, double &deltaR, const int pdg)
	find the closest element in R
template<class COLL>
bool	R (const double eta, const double phi, const double e, COLL *coll, int &index, double &deltaR, const int pdg, double &deltaE)
	find the closest element in R - with a condition on E
template<class COLL>
bool	R (const INavigable4Momentum *t, COLL *coll, int &index, double &deltaR, const int pdg)
	find the closest element in R
template<class COLL>
bool	R (const INavigable4Momentum *t, COLL *coll, int &index, double &deltaR, const int pdg, double &deltaE)
	find the closest element in R - with a condition on E
template<class COLL>
bool	R (const double eta, const double phi, COLL *coll, int &index, double &deltaR)
	find the closest element in R (not check PDG ID)
template<class COLL>
bool	R (const double eta, const double phi, const double e, COLL *coll, int &index, double &deltaR, double &deltaE)
	find the closest element in R (not check PDG ID) - with a condition on E
template<class COLL>
bool	R (const INavigable4Momentum *t, COLL *coll, int &index, double &deltaR)
	find the closest element in R (not check PDG ID)
template<class COLL>
bool	R (const INavigable4Momentum *t, COLL *coll, int &index, double &deltaR, double &deltaE)
	find the closest element in R (not check PDG ID) - with a condition on E

Detailed Description

find the closest element in a collection to an INavigable4Momentum

Function Documentation

R() [1/8]

template<class COLL>

bool AnalysisUtils::Match::R ( const double eta, const double phi, COLL * coll, int & index, double & deltaR )

inline

find the closest element in R (not check PDG ID)

Returns

index of the element; -1 if not found

Definition at line 178 of file AnalysisMisc.h.

    {
      deltaR = 10000.; // big value
      bool l_return = false;
      int l_idx = 0;
      typename COLL::const_iterator it  = coll->begin();
      typename COLL::const_iterator itE = coll->end();
      for (; it != itE; ++it)
    {
      double rtu = Delta::R(*it,eta,phi);
      if ( rtu < deltaR )
        {
          index  = l_idx;
          deltaR = rtu;
          l_return = true;
        }
      ++l_idx;
    }
      return l_return;
    }

R() [2/8]

template<class COLL>

bool AnalysisUtils::Match::R ( const double eta, const double phi, COLL * coll, int & index, double & deltaR, const int pdg )

inline

find the closest element in R

Parameters

index	[out] index of the closest element
deltaR	[out] \( \Delta{R} \)

Returns

true if found

Definition at line 93 of file AnalysisMisc.h.

    {
      deltaR = 10000.; // big value
      bool l_return = false;
      int l_idx = 0;
      typename COLL::const_iterator it  = coll->begin();
      typename COLL::const_iterator itE = coll->end();
      for (; it != itE; ++it)
    {
      if (((*it)->pdgId()==pdg) || pdg==0 )
        {
          double rtu = Delta::R(*it,eta,phi);
          if ( rtu < deltaR )
        {
          index  = l_idx;
          deltaR = rtu;
          l_return = true;
        }
        }
      ++l_idx;
      }
      return l_return;
    }

R() [3/8]

template<class COLL>

bool AnalysisUtils::Match::R ( const double eta, const double phi, const double e, COLL * coll, int & index, double & deltaR, const int pdg, double & deltaE )

inline

find the closest element in R - with a condition on E

Parameters

index	[out] index of the closest element
deltaR	[out] \( \Delta{R} \)

Returns

true if found

Definition at line 123 of file AnalysisMisc.h.

    {
      deltaR = 1.0e+20; // big value
      deltaE = 1.0e+20;
      bool l_return = false;
      int l_idx = 0;
      typename COLL::const_iterator it  = coll->begin();
      typename COLL::const_iterator itE = coll->end();
      for (; it != itE; ++it)
    {
      if (((*it)->pdgId()==pdg) || pdg==0 )
        {
          double rtu = Delta::R(*it,eta,phi);
              double dE  = fabs( e-(*it)->e() );
          if ( rtu < deltaR && dE < deltaE)
        {
          index  = l_idx;
          deltaR = rtu;
                  deltaE = dE;
          l_return = true;
        }
        }
      ++l_idx;
      }
      return l_return;
    }

R() [4/8]

template<class COLL>

bool AnalysisUtils::Match::R ( const double eta, const double phi, const double e, COLL * coll, int & index, double & deltaR, double & deltaE )

inline

find the closest element in R (not check PDG ID) - with a condition on E

Returns

index of the element; -1 if not found

Definition at line 203 of file AnalysisMisc.h.

    {
      deltaR = 1.0e+20; // big value
      deltaE = 1.0e+20;
      bool l_return = false;
      int l_idx = 0;
      typename COLL::const_iterator it  = coll->begin();
      typename COLL::const_iterator itE = coll->end();
      for (; it != itE; ++it)
    {
      double rtu = Delta::R(*it,eta,phi);
      double dE  = fabs( e-(*it)->e() );
      if ( rtu < deltaR && dE < deltaE)
        {
          index  = l_idx;
          deltaR = rtu;
          deltaE = dE;
          l_return = true;
        }
      ++l_idx;
    }
      return l_return;
    }

R() [5/8]

template<class COLL>

bool AnalysisUtils::Match::R ( const INavigable4Momentum * t, COLL * coll, int & index, double & deltaR )

inline

find the closest element in R (not check PDG ID)

Returns

index of the element; -1 if not found

Definition at line 232 of file AnalysisMisc.h.

    {
      return R (t->eta(), t->phi(), coll, index, deltaR);
    }

R() [6/8]

template<class COLL>

bool AnalysisUtils::Match::R ( const INavigable4Momentum * t, COLL * coll, int & index, double & deltaR, const int pdg )

inline

find the closest element in R

Parameters

index	[out] index of the closest element
deltaR	[out] \( \Delta{R} \)

Returns

true if found

Definition at line 157 of file AnalysisMisc.h.

    {
      return R (t->eta(), t->phi(), coll, index, deltaR, pdg);
    }

R() [7/8]

template<class COLL>

bool AnalysisUtils::Match::R ( const INavigable4Momentum * t, COLL * coll, int & index, double & deltaR, const int pdg, double & deltaE )

inline

find the closest element in R - with a condition on E

Parameters

index	[out] index of the closest element
deltaR	[out] \( \Delta{R} \)

Returns

true if found

Definition at line 168 of file AnalysisMisc.h.

    {
      return R (t->eta(), t->phi(), t->e(), coll, index, deltaR, pdg, deltaE);
    }

R() [8/8]

template<class COLL>

bool AnalysisUtils::Match::R ( const INavigable4Momentum * t, COLL * coll, int & index, double & deltaR, double & deltaE )

inline

find the closest element in R (not check PDG ID) - with a condition on E

Returns

index of the element; -1 if not found

Definition at line 241 of file AnalysisMisc.h.

    {
      return R (t->eta(), t->phi(), t->e(), coll, index, deltaR, deltaE);
    }