EMECALShowerParametrization Class Reference

#include <EMECALShowerParametrization.h>

Public Member Functions
double	correlationAlphaT (double lny) const
const ECALProperties *	ecalProperties () const
	EMECALShowerParametrization (const ECALProperties *ecal, const HCALProperties *hcal, const PreshowerLayer1Properties *layer1, const PreshowerLayer2Properties *layer2, const std::vector< double > &coreIntervals, const std::vector< double > &tailIntervals, double RCFact=1., double RTFact=1.)
const std::vector< double > &	getCoreIntervals () const
const std::vector< double > &	getTailIntervals () const
const HCALProperties *	hcalProperties () const
const PreshowerLayer1Properties *	layer1Properties () const
const PreshowerLayer2Properties *	layer2Properties () const
double	meanAlpha (double lny) const
double	meanAlphaSpot (double alpha) const
double	meanLnAlpha (double lny) const
double	meanLnT (double lny) const
double	meanT (double lny) const
double	meanTSpot (double T) const
double	nSpots (double E) const
double	p (double tau, double E) const
double	rC (double tau, double E) const
double	rT (double tau, double E) const
double	sigmaLnAlpha (double lny) const
double	sigmaLnT (double lny) const
virtual	~EMECALShowerParametrization ()

Private Member Functions
double	k1 () const
double	k2 () const
double	k3 () const
double	k4 (double E) const
double	p1 () const
double	p2 () const
double	p3 (double E) const
double	z1 (double E) const
double	z2 () const

Private Attributes
const std::vector< double > &	theCore
const ECALProperties *	theECAL
const HCALProperties *	theHCAL
const PreshowerLayer1Properties *	theLayer1
const PreshowerLayer2Properties *	theLayer2
double	theRcfactor
double	theRtfactor
const std::vector< double > &	theTail

Detailed Description

Electromagnetic Shower parametrization utilities according to G. Grindhammer and S. Peters, hep-ex/0001020, Appendix A

Author

Patrick Janot

Date

: 25-Jan-2004

Definition at line 19 of file EMECALShowerParametrization.h.

Constructor & Destructor Documentation

EMECALShowerParametrization::EMECALShowerParametrization ( const ECALProperties *  ecal, const HCALProperties *  hcal, const PreshowerLayer1Properties *  layer1, const PreshowerLayer2Properties *  layer2, const std::vector< double > &  coreIntervals, const std::vector< double > &  tailIntervals, double  RCFact = 1., double  RTFact = 1.  )

inline

Definition at line 23 of file EMECALShowerParametrization.h.

                                    : 
    theECAL(ecal),  
    theHCAL(hcal),
    theLayer1(layer1), 
    theLayer2(layer2),
    theCore(coreIntervals),
    theTail(tailIntervals),
    theRcfactor(RCFact),
    theRtfactor(RTFact){}

virtual EMECALShowerParametrization::~EMECALShowerParametrization ( )

inlinevirtual

Definition at line 40 of file EMECALShowerParametrization.h.

{ }

Member Function Documentation

double EMECALShowerParametrization::correlationAlphaT ( double  lny ) const

inline

Definition at line 60 of file EMECALShowerParametrization.h.

Referenced by EMShower::EMShower().

                                                    {
    return 0.705-0.023*lny; }

const ECALProperties* EMECALShowerParametrization::ecalProperties ( ) const

inline

Definition at line 86 of file EMECALShowerParametrization.h.

References theECAL.

Referenced by EMShower::EMShower().

                                                      { 
    return theECAL; 
  }

const std::vector<double>& EMECALShowerParametrization::getCoreIntervals ( ) const

inline

Definition at line 102 of file EMECALShowerParametrization.h.

References theCore.

Referenced by EMShower::setIntervals().

{ return theCore;}

const std::vector<double>& EMECALShowerParametrization::getTailIntervals ( ) const

inline

Definition at line 104 of file EMECALShowerParametrization.h.

References theTail.

Referenced by EMShower::setIntervals().

{ return theTail;}

const HCALProperties* EMECALShowerParametrization::hcalProperties ( ) const

inline

Definition at line 90 of file EMECALShowerParametrization.h.

References theHCAL.

Referenced by EMShower::EMShower().

                                                      { 
    return theHCAL; 
  }

double EMECALShowerParametrization::k1 ( ) const

inlineprivate

Definition at line 126 of file EMECALShowerParametrization.h.

References theECAL, and ECALProperties::theZeff().

Referenced by rT().

{ return 0.6590-0.00309*theECAL->theZeff(); }

double EMECALShowerParametrization::k2 ( ) const

inlineprivate

Definition at line 127 of file EMECALShowerParametrization.h.

Referenced by rT().

{ return 0.6450; }

double EMECALShowerParametrization::k3 ( ) const

inlineprivate

Definition at line 128 of file EMECALShowerParametrization.h.

Referenced by rT().

{ return -2.59; }

double EMECALShowerParametrization::k4 ( double  E ) const

inlineprivate

Definition at line 129 of file EMECALShowerParametrization.h.

References funct::log().

Referenced by rT().

{ return 0.3585+0.0421*std::log(E); }

const PreshowerLayer1Properties* EMECALShowerParametrization::layer1Properties ( ) const

inline

Definition at line 94 of file EMECALShowerParametrization.h.

References theLayer1.

Referenced by EMShower::EMShower().

                                                                   { 
    return theLayer1; 
  }

const PreshowerLayer2Properties* EMECALShowerParametrization::layer2Properties ( ) const

inline

Definition at line 98 of file EMECALShowerParametrization.h.

References theLayer2.

Referenced by EMShower::EMShower().

                                                                   { 
    return theLayer2; 
  }

double EMECALShowerParametrization::meanAlpha ( double  lny ) const

inline

Definition at line 45 of file EMECALShowerParametrization.h.

References theECAL, and ECALProperties::theZeff().

Referenced by EMShower::EMShower().

                                            { 
    return 0.21+(0.492+2.38/theECAL->theZeff())*lny; }

double EMECALShowerParametrization::meanAlphaSpot ( double  alpha ) const

inline

Definition at line 66 of file EMECALShowerParametrization.h.

References theECAL, and ECALProperties::theZeff().

Referenced by EMShower::EMShower().

                                                  {
    return alpha*(0.639+0.00334*theECAL->theZeff()); }

double EMECALShowerParametrization::meanLnAlpha ( double  lny ) const

inline

Definition at line 54 of file EMECALShowerParametrization.h.

References funct::log(), theECAL, and ECALProperties::theZeff().

Referenced by EMShower::EMShower().

                                              {
    return std::log(0.81+(0.458+2.26/theECAL->theZeff())*lny); }

double EMECALShowerParametrization::meanLnT ( double  lny ) const

inline

Definition at line 48 of file EMECALShowerParametrization.h.

References funct::log().

Referenced by EMShower::EMShower().

                                          {
    return std::log(lny-0.812); }

double EMECALShowerParametrization::meanT ( double  lny ) const

inline

Definition at line 42 of file EMECALShowerParametrization.h.

Referenced by EMShower::EMShower().

                                        { 
    return lny-0.858; }

double EMECALShowerParametrization::meanTSpot ( double  T ) const

inline

Definition at line 69 of file EMECALShowerParametrization.h.

References theECAL, and ECALProperties::theZeff().

Referenced by EMShower::EMShower().

                                          {
    return T*(0.698+0.00212*theECAL->theZeff()); }

double EMECALShowerParametrization::nSpots ( double  E ) const

inline

Definition at line 63 of file EMECALShowerParametrization.h.

References funct::log(), funct::pow(), theECAL, and ECALProperties::theZeff().

Referenced by EMShower::EMShower().

                                       {
    return 93.*std::log(theECAL->theZeff()) * std::pow(E,0.876); }

double EMECALShowerParametrization::p ( double  tau, double  E  ) const

inline

Definition at line 72 of file EMECALShowerParametrization.h.

References funct::exp(), p1(), p2(), p3(), and metsig::tau.

Referenced by EMShower::compute().

                                              {
    double arg = (p2()-tau)/p3(E);
    return p1()* std::exp(arg-std::exp(arg));
  }

double EMECALShowerParametrization::p1 ( ) const

inlineprivate

Definition at line 119 of file EMECALShowerParametrization.h.

References theECAL, and ECALProperties::theZeff().

Referenced by p().

{ return 2.632-0.00094*theECAL->theZeff(); }

double EMECALShowerParametrization::p2 ( ) const

inlineprivate

Definition at line 120 of file EMECALShowerParametrization.h.

References theECAL, and ECALProperties::theZeff().

Referenced by p().

{ return 0.401+0.00187*theECAL->theZeff(); }

double EMECALShowerParametrization::p3 ( double  E ) const

inlineprivate

Definition at line 121 of file EMECALShowerParametrization.h.

References funct::log().

Referenced by p().

{ return 1.313-0.0686*std::log(E); }

double EMECALShowerParametrization::rC ( double  tau, double  E  ) const

inline

Definition at line 82 of file EMECALShowerParametrization.h.

References metsig::tau, theRcfactor, z1(), and z2().

Referenced by EMShower::compute().

                                               {
    return theRcfactor*(z1(E) + z2()*tau);
  }                            

double EMECALShowerParametrization::rT ( double  tau, double  E  ) const

inline

Definition at line 77 of file EMECALShowerParametrization.h.

References funct::exp(), k1(), k2(), k3(), k4(), and theRtfactor.

Referenced by EMShower::compute().

                                              {
    return theRtfactor*k1() * ( std::exp(k3()*(tau-k2()))+
                std::exp(k4(E)*(tau-k2())) );
  }

double EMECALShowerParametrization::sigmaLnAlpha ( double  lny ) const

inline

Definition at line 57 of file EMECALShowerParametrization.h.

Referenced by EMShower::EMShower().

                                               {
    return 1./(-0.58+0.86*lny); }

double EMECALShowerParametrization::sigmaLnT ( double  lny ) const

inline

Definition at line 51 of file EMECALShowerParametrization.h.

Referenced by EMShower::EMShower().

                                           {
    return 1./(-1.4+1.26*lny); }

double EMECALShowerParametrization::z1 ( double  E ) const

inlineprivate

Definition at line 123 of file EMECALShowerParametrization.h.

References funct::log().

Referenced by rC().

{ return 0.0251+0.00319*std::log(E); }

double EMECALShowerParametrization::z2 ( ) const

inlineprivate

Definition at line 124 of file EMECALShowerParametrization.h.

References theECAL, and ECALProperties::theZeff().

Referenced by rC().

{ return 0.1162-0.000381*theECAL->theZeff(); }

Member Data Documentation

const std::vector<double>& EMECALShowerParametrization::theCore

private

Definition at line 113 of file EMECALShowerParametrization.h.

Referenced by getCoreIntervals().

const ECALProperties* EMECALShowerParametrization::theECAL

private

Definition at line 108 of file EMECALShowerParametrization.h.

Referenced by ecalProperties(), k1(), meanAlpha(), meanAlphaSpot(), meanLnAlpha(), meanTSpot(), nSpots(), p1(), p2(), and z2().

const HCALProperties* EMECALShowerParametrization::theHCAL

private

Definition at line 109 of file EMECALShowerParametrization.h.

Referenced by hcalProperties().

const PreshowerLayer1Properties* EMECALShowerParametrization::theLayer1

private

Definition at line 110 of file EMECALShowerParametrization.h.

Referenced by layer1Properties().

const PreshowerLayer2Properties* EMECALShowerParametrization::theLayer2

private

Definition at line 111 of file EMECALShowerParametrization.h.

Referenced by layer2Properties().

double EMECALShowerParametrization::theRcfactor

private

Definition at line 116 of file EMECALShowerParametrization.h.

Referenced by rC().

double EMECALShowerParametrization::theRtfactor

private

Definition at line 117 of file EMECALShowerParametrization.h.

Referenced by rT().

const std::vector<double>& EMECALShowerParametrization::theTail

private

Definition at line 114 of file EMECALShowerParametrization.h.

Referenced by getTailIntervals().