Par02DetectorParametrisation Class Reference

#include <Par02DetectorParametrisation.hh>

Collaboration diagram for Par02DetectorParametrisation:

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

Public Member Functions
	Par02DetectorParametrisation ()
	A default constructor. More...
	~Par02DetectorParametrisation ()
G4double	GetResolution (Detector aDetector, Parametrisation aParametrisation, G4double aMomentum)
G4double	GetEfficiency (Detector aDetector, Parametrisation aParametrisation, G4double aMomentum)

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 42 of file Par02DetectorParametrisation.hh.

Member Enumeration Documentation

Detector

enum Par02DetectorParametrisation::Detector

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

Enumerator
eTRACKER
eEMCAL
eHCAL

Definition at line 55 of file Par02DetectorParametrisation.hh.

{ eTRACKER, eEMCAL, eHCAL };

Parametrisation

enum Par02DetectorParametrisation::Parametrisation

A parametrisation type (CMS, ATLAS, ALEPH).

Enumerator
eCMS
eATLAS
eALEPH

Definition at line 51 of file Par02DetectorParametrisation.hh.

{ eCMS, eATLAS, eALEPH };

Constructor & Destructor Documentation

Par02DetectorParametrisation()

Par02DetectorParametrisation::Par02DetectorParametrisation

(

)

A default constructor.

Definition at line 37 of file Par02DetectorParametrisation.cc.

{}

~Par02DetectorParametrisation()

Par02DetectorParametrisation::~Par02DetectorParametrisation

(

)

Definition at line 41 of file Par02DetectorParametrisation.cc.

{}

Member Function Documentation

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 98 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;
}

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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 45 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;
}

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

• Par02DetectorParametrisation.hh
• Par02DetectorParametrisation.cc