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PixelDigitizerAlgorithm::TimewalkCurve Class Reference

Public Member Functions

double operator() (double x) const
 
 TimewalkCurve (const edm::ParameterSet &pset)
 

Private Attributes

std::vector< double > x_
 
std::vector< double > y_
 

Detailed Description

Definition at line 15 of file PixelDigitizerAlgorithm.h.

Constructor & Destructor Documentation

◆ TimewalkCurve()

PixelDigitizerAlgorithm::TimewalkCurve::TimewalkCurve ( const edm::ParameterSet pset)

Definition at line 194 of file PixelDigitizerAlgorithm.cc.

References x_, and y_.

195  : x_(pset.getParameter<std::vector<double>>("charge")), y_(pset.getParameter<std::vector<double>>("delay")) {
196  if (x_.size() != y_.size())
197  throw cms::Exception("Configuration")
198  << "Timewalk model error: the number of charge values does not match the number of delay values!";
199 }

Member Function Documentation

◆ operator()()

double PixelDigitizerAlgorithm::TimewalkCurve::operator() ( double  x) const

Definition at line 201 of file PixelDigitizerAlgorithm.cc.

References HLT_2023v12_cff::distance, pfDeepBoostedJetPreprocessParams_cfi::lower_bound, AlCaHLTBitMon_ParallelJobs::p, and x.

201  {
202  auto it = std::lower_bound(x_.begin(), x_.end(), x);
203  if (it == x_.begin())
204  return y_.front();
205  if (it == x_.end())
206  return y_.back();
207  int index = std::distance(x_.begin(), it);
208  double x_high = *it;
209  double x_low = *(--it);
210  double p = (x - x_low) / (x_high - x_low);
211  return p * y_[index] + (1 - p) * y_[index - 1];
212 }

Member Data Documentation

◆ x_

std::vector<double> PixelDigitizerAlgorithm::TimewalkCurve::x_
private

Definition at line 24 of file PixelDigitizerAlgorithm.h.

Referenced by TimewalkCurve().

◆ y_

std::vector<double> PixelDigitizerAlgorithm::TimewalkCurve::y_
private

Definition at line 25 of file PixelDigitizerAlgorithm.h.

Referenced by TimewalkCurve().