PtIsolationAlgo< T, C > Class Template Reference

#include <PtIsolationAlgo.h>

Public Types
typedef double	value_type

Public Member Functions
double	operator() (const T &, const C &) const
	PtIsolationAlgo ()
	PtIsolationAlgo (double dRMin, double dRMax, double dzMax, double d0Max, double ptMin)

Private Attributes
double	d0Max_
double	dRMax_
double	dRMin_
double	dzMax_
double	ptMin_

Detailed Description

template<typename T, typename C>
class PtIsolationAlgo< T, C >

Definition at line 10 of file PtIsolationAlgo.h.

Member Typedef Documentation

template<typename T, typename C>

typedef double PtIsolationAlgo< T, C >::value_type

Definition at line 12 of file PtIsolationAlgo.h.

Constructor & Destructor Documentation

template<typename T, typename C>

PtIsolationAlgo< T, C >::PtIsolationAlgo ( )

inline

Definition at line 13 of file PtIsolationAlgo.h.

{}

template<typename T, typename C>

PtIsolationAlgo< T, C >::PtIsolationAlgo ( double  dRMin, double  dRMax, double  dzMax, double  d0Max, double  ptMin  )

inline

Definition at line 14 of file PtIsolationAlgo.h.

      : dRMin_(dRMin), dRMax_(dRMax), dzMax_(dzMax), d0Max_(d0Max), ptMin_(ptMin) {}

Member Function Documentation

template<typename T, typename C>

double PtIsolationAlgo< T, C >::operator()	(	const T &	cand,
		const C &	elements
	)		const

Definition at line 23 of file PtIsolationAlgo.h.

References HLT_FULL_cff::deltaR, PVValHelper::dz, ptMin_(), and mathSSE::sqrt().

                                                                               {
  double ptSum = 0;
  double candVz = cand.vz();
  double candEta = cand.eta();
  double candPhi = cand.phi();
  for (typename C::const_iterator elem = elements.begin(); elem != elements.end(); ++elem) {
    double elemPt = elem->pt();
    if (elemPt < ptMin_)
      continue;
    double elemVx = elem->vx();
    double elemVy = elem->vy();
    double elemD0 = sqrt(elemVx * elemVx + elemVy * elemVy);
    if (elemD0 > d0Max_)
      continue;
    double dz = fabs(elem->vz() - candVz);
    if (dz > dzMax_)
      continue;
    double dR = deltaR(elem->eta(), elem->phi(), candEta, candPhi);
    if ((dR > dRMax_) || (dR < dRMin_))
      continue;
    ptSum += elemPt;
  }
  return ptSum;
}

Member Data Documentation

template<typename T, typename C>

double PtIsolationAlgo< T, C >::d0Max_

private

Definition at line 19 of file PtIsolationAlgo.h.

template<typename T, typename C>

double PtIsolationAlgo< T, C >::dRMax_

private

Definition at line 19 of file PtIsolationAlgo.h.

template<typename T, typename C>

double PtIsolationAlgo< T, C >::dRMin_

private

Definition at line 19 of file PtIsolationAlgo.h.

template<typename T, typename C>

double PtIsolationAlgo< T, C >::dzMax_

private

Definition at line 19 of file PtIsolationAlgo.h.

template<typename T, typename C>

double PtIsolationAlgo< T, C >::ptMin_

private

Definition at line 19 of file PtIsolationAlgo.h.