Par02DetectorParametrisation Class Reference

Definition of detector resolution and efficiency. More...

#include <Doxymodules_parameterisations.h>

Public Types
enum	Parametrisation { eCMS , eATLAS , eALEPH }
	A parametrisation type (CMS, ATLAS, ALEPH). More...
enum	Detector { eTRACKER , eEMCAL , eHCAL }
	A detector type (tracking detector, electromagnetic calorimeter, hadronic calorimeter). More...

Public Member Functions
	Par02DetectorParametrisation ()
	A default constructor.
	~Par02DetectorParametrisation ()
G4double	GetResolution (Detector aDetector, Parametrisation aParametrisation, G4double aMomentum)
	Gets the resolution of a detector for a given particle.
G4double	GetEfficiency (Detector aDetector, Parametrisation aParametrisation, G4double aMomentum)
	Gets the efficiency of a detector for a given particle.

Detailed Description

Definition of detector resolution and efficiency.

A simple class used to provide the detector resolution and efficiency (dependent on the detector, parametrisation type and particle momentum).

Author

Anna Zaborowska

Definition at line 38 of file Doxymodules_parameterisations.h.

Member Enumeration Documentation

Parametrisation

enum Par02DetectorParametrisation::Parametrisation

A parametrisation type (CMS, ATLAS, ALEPH).

Enumerator
eCMS
eATLAS
eALEPH

Definition at line 50 of file Par02DetectorParametrisation.hh.

{ eCMS, eATLAS, eALEPH };

Detector

enum Par02DetectorParametrisation::Detector

A detector type (tracking detector, electromagnetic calorimeter, hadronic calorimeter).

Enumerator
eTRACKER
eEMCAL
eHCAL

Definition at line 54 of file Par02DetectorParametrisation.hh.

{ eTRACKER, eEMCAL, eHCAL };

Constructor & Destructor Documentation

Par02DetectorParametrisation()

Par02DetectorParametrisation::Par02DetectorParametrisation ( )

default

A default constructor.

~Par02DetectorParametrisation()

Par02DetectorParametrisation::~Par02DetectorParametrisation ( )

default

Member Function Documentation

GetResolution()

G4double Par02DetectorParametrisation::GetResolution	(	Detector	aDetector,
		Parametrisation	aParametrisation,
		G4double	aMomentum
	)

Gets the resolution of a detector for a given particle.

Parameters

aDetector	A detector type.
aParametrisation	A parametrisation type.
aMomentum	A particle momentum.

Definition at line 44 of file Par02DetectorParametrisation.cc.

                                                                           {
  aMomentum /= GeV;  // To make sure momentum's unit is GeV
  G4double res = 1.0;
  if ( aParam == eCMS ) {
    switch ( aDetector ) {
      case Par02DetectorParametrisation::eTRACKER :
        res = 0.013;
        break;
      case Par02DetectorParametrisation::eEMCAL :
        res = std::sqrt(   std::pow( 0.03 / std::sqrt( aMomentum ), 2 )  // stochastic
                    + std::pow( 0.12 / aMomentum, 2 )          // noise
                    + std::pow( 0.003, 2 ) );                  // constant
        break;
      case Par02DetectorParametrisation::eHCAL :
        res = std::sqrt(   std::pow( 1.1 / std::sqrt( aMomentum ), 2 )   // stochastic
                    + std::pow( 0.09, 2 ) );                   // constant
        break;
    }
  } else if ( aParam == eATLAS ) {
    switch ( aDetector ) {
      case Par02DetectorParametrisation::eTRACKER :
        res = 0.01;
        break;
      case Par02DetectorParametrisation::eEMCAL :
        res = std::sqrt(   std::pow( 0.1 / std::sqrt( aMomentum ), 2 )   // stochastic
                    + std::pow( 0.0017, 2 ) );                 // constant
        break;
      case Par02DetectorParametrisation::eHCAL :
        res = std::sqrt(   std::pow( 0.55 / std::sqrt( aMomentum ), 2 )  // stochastic
                    + std::pow( 0.06, 2 ) );                   // constant
        break;
    }
  } else if ( aParam == eALEPH ) {
    switch ( aDetector ) {
      case Par02DetectorParametrisation::eTRACKER :
        res = 0.01;
        break;
      case Par02DetectorParametrisation::eEMCAL :
        res = std::sqrt(   std::pow( 0.18 / std::sqrt( aMomentum ), 2 )  // stochastic
                    + std::pow( 0.009, 2 ) );                  // constant
        break;
      case Par02DetectorParametrisation::eHCAL :
        res = 0.85 / std::sqrt( aMomentum );                   // stochastic
        break;
    }
  }
  return res;
}

GetEfficiency()

G4double Par02DetectorParametrisation::GetEfficiency	(	Detector	aDetector,
		Parametrisation	aParametrisation,
		G4double	aMomentum
	)

Gets the efficiency of a detector for a given particle.

Parameters

aDetector	A detector type.
aParametrisation	A parametrisation type.
aMomentum	A particle momentum.

Definition at line 97 of file Par02DetectorParametrisation.cc.

                                                                   {
  // For the time being, we set the efficiency to 1.0
  G4double eff = 1.0;
  switch ( aDetector ) {
    case Par02DetectorParametrisation::eTRACKER :
      eff = 1.0;
      break;
    case Par02DetectorParametrisation::eEMCAL :
      eff = 1.0;
      break;
    case Par02DetectorParametrisation::eHCAL :
      eff = 1.0;
      break;
  }
  return eff;
}

---

The documentation for this class was generated from the following files:

• .doxygen/Doxymodules_parameterisations.h
• extended/parameterisations/Par02/include/Par02DetectorParametrisation.hh
• extended/parameterisations/Par02/src/Par02DetectorParametrisation.cc