ITkStripAmp Class Reference

Header file for ITkStripAmp Class
Dummy Amplifier for ITkStrips. More...

#include <ITkStripAmp.h>

Inheritance diagram for ITkStripAmp:

Collaboration diagram for ITkStripAmp:

Public Member Functions
virtual	~ITkStripAmp ()=default
	Destructor.
virtual StatusCode	initialize () override
	AlgTool initialize.
virtual float	response (const list_t &Charges, const float timeOverThreshold) const override
virtual void	response (const list_t &Charges, const float time, std::vector< float > &resp) const override
virtual float	crosstalk (const list_t &Charges, const float timeOverThreshold) const override
	Neighbour strip cross talk response strip to a list of charges with times.
virtual void	crosstalk (const list_t &Charges, const float timeOverThreshold, std::vector< float > &resp) const override

Private Attributes
FloatProperty	m_PeakTime {this, "PeakTime", 25., "Front End Electronics peaking time"}
	signal peak time
float	m_NormConstCentral {0.}

Detailed Description

Header file for ITkStripAmp Class
Dummy Amplifier for ITkStrips.

Definition at line 19 of file ITkStripAmp.h.

Constructor & Destructor Documentation

~ITkStripAmp()

virtual ITkStripAmp::~ITkStripAmp ( )

virtualdefault

Destructor.

Member Function Documentation

crosstalk() [1/2]

float ITkStripAmp::crosstalk ( const list_t & Charges, const float timeOverThreshold ) const

overridevirtual

Neighbour strip cross talk response strip to a list of charges with times.

Definition at line 55 of file ITkStripAmp.cxx.

                                                                 {
  float resp{1};
  return resp;
}

crosstalk() [2/2]

void ITkStripAmp::crosstalk ( const list_t & Charges, const float timeOverThreshold, std::vector< float > & resp ) const

overridevirtual

Definition at line 60 of file ITkStripAmp.cxx.

                                                                                            {
  std::fill(response.begin(), response.end(), 1.0);
}

initialize()

StatusCode ITkStripAmp::initialize ( )

overridevirtual

AlgTool initialize.

Definition at line 17 of file ITkStripAmp.cxx.

                                   {
  StatusCode sc{AthAlgTool::initialize()};
  m_PeakTime.setValue(m_PeakTime.value() * Gaudi::Units::ns);
  m_NormConstCentral = 1.0;
  return sc;
}

response() [1/2]

void ITkStripAmp::response ( const list_t & Charges, const float time, std::vector< float > & resp ) const

overridevirtual

Definition at line 32 of file ITkStripAmp.cxx.

                                                                                                    {
  auto bin_max{std::ssize(response)};
  std::fill(response.begin(), response.end(), 0.0);
  float tp{m_PeakTime/3.0f}; // for CR-RC^3
  for (const SiCharge& charge: Charges) {
    float ch{static_cast<float>(charge.charge())};
    float ch_time{static_cast<float>(charge.time())};
    auto bin_end{bin_max-1};
    for (int bin{-1}; bin<bin_end; ++bin) {
      float bin_time{time + bin*25};//25, fix me
      float tC{bin_time - ch_time};
      if (tC > 0.0f) {
        tC/=tp; //to avoid doing it four times
        response[bin+1] += ch*tC*tC*tC*std::exp(-tC); //faster than pow
      }
    }
  }
  for (int bin{0}; bin<bin_max; ++bin) response[bin] = response[bin]*m_NormConstCentral;
}

response() [2/2]

float ITkStripAmp::response ( const list_t & Charges, const float timeOverThreshold ) const

overridevirtual

Definition at line 27 of file ITkStripAmp.cxx.

                                                                {
  float resp{1.0f};
  return resp;
}

Member Data Documentation

m_NormConstCentral

float ITkStripAmp::m_NormConstCentral {0.}

private

Definition at line 39 of file ITkStripAmp.h.

{0.};

m_PeakTime

FloatProperty ITkStripAmp::m_PeakTime {this, "PeakTime", 25., "Front End Electronics peaking time"}

private

signal peak time

Definition at line 38 of file ITkStripAmp.h.

{this, "PeakTime", 25., "Front End Electronics peaking time"};

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

• ITkStripAmp.h
• ITkStripAmp.cxx