ElectronUtilities.h File Reference

#include <DataFormats/GeometryVector/interface/GlobalPoint.h>
#include <DataFormats/GeometryVector/interface/GlobalVector.h>
#include <DataFormats/Math/interface/Point3D.h>
#include <DataFormats/Math/interface/Vector3D.h>
#include <CLHEP/Units/GlobalPhysicalConstants.h>

Go to the source code of this file.

Classes
class	EleRelPoint
class	EleRelPointPair
class	ExceptionSafeStlPtrCol< StlColType >

Functions
template<typename Type1 , typename Type2 >
void	ele_convert (const Type1 &obj1, Type2 &obj2)
template<typename RealType >
RealType	normalized_phi (RealType phi)
template<typename PointType >
double	relative_eta (const PointType &p, const PointType &origin)
template<typename PointType >
double	relative_phi (const PointType &p, const PointType &origin)

Function Documentation

template<typename Type1 , typename Type2 >

void ele_convert	(	const Type1 &	obj1,
		Type2 &	obj2
	)

Definition at line 51 of file ElectronUtilities.h.

Referenced by GsfElectronAlgo::ElectronData::calculateTSOS(), GsfElectronAlgo::ElectronData::computeCharge(), GsfElectronAlgo::createElectron(), and ElectronSeedGenerator::seedsFromThisCluster().

 { obj2 = Type2(obj1.x(),obj1.y(),obj1.z()) ; }

template<typename RealType >

RealType normalized_phi

(

RealType

phi

)

Definition at line 35 of file ElectronUtilities.h.

References constexpr, M_PI, phi, pi, and pi2.

Referenced by PixelHitMatcher::compatibleHits(), GsfElectronAlgo::ElectronData::computeCharge(), EleRelPointPair::dPhi(), ForwardMeasurementEstimator::estimate(), BarrelMeasurementEstimator::estimate(), EleRelPoint::phi(), and relative_phi().

 {
  constexpr RealType pi(M_PI);
  constexpr RealType pi2(2*M_PI);
  if (phi>pi)  { phi -= pi2 ; }
  if (phi<-pi) { phi += pi2; }
  return phi ;
 }

template<typename PointType >

double relative_eta	(	const PointType &	p,
		const PointType &	origin
	)

Definition at line 103 of file ElectronUtilities.h.

 { return (p-origin).eta() ; }

template<typename PointType >

double relative_phi	(	const PointType &	p,
		const PointType &	origin
	)

Definition at line 107 of file ElectronUtilities.h.

References normalized_phi(), and phi.

 { return normalized_phi((p-origin).phi()) ; }