PndSdsFE.h

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/*
 * SdsFEAmpModel.h
 *
 *  Created on: Apr 4, 2011
 *      Author: esch
 *
 *      Class to calculate ToT, TimeWalk, TimeStamp and Time till the signal is back to baseline from a TF1 amplifier model.
 *
 *
 */

#ifndef PndSdsFE_H_
#define PndSdsFE_H_
#include "TObject.h"
#include "PndSdsFEAmpModelSimple.h"
#include "TMath.h"
#include "TF1.h"
#include "TRandom.h"
#include "Math/Interpolator.h"
#include "Math/InterpolationTypes.h"
#include "PndSdsTotChargeConversion.h"
#include "TVectorT.h"

class PndSdsFE : public TObject {
 public:
  PndSdsFE()
    : fFrontEndModel(nullptr), fNumberOfSupportPoints(0), fNumberOfMaxElectons(0), fFunction(0), fMaximumAmplitude(0), fThreshold(0), fBaselineEpsilon(1), fToF(0), fEventTime(0),
      fTimeOffSet(0), fTimeStep(0), fFunctionRange(0), i(0), stepsize(0), fCharge_list(0), fTot_list(0), inter(0)
  {
    CalcTimeOffSet();
  };

  PndSdsFE(PndSdsFE &other)
    : TObject(other), fFrontEndModel(other.fFrontEndModel), fNumberOfSupportPoints(other.fNumberOfSupportPoints), fNumberOfMaxElectons(other.fNumberOfMaxElectons),
      fFunction(other.fFunction), fMaximumAmplitude(other.fMaximumAmplitude), fThreshold(other.fThreshold), fBaselineEpsilon(other.fBaselineEpsilon), fToF(other.fToF),
      fEventTime(other.fEventTime), fTimeOffSet(other.fTimeOffSet), fTimeStep(other.fTimeStep), fFunctionRange(other.fFunctionRange), i(other.i), stepsize(other.stepsize),
      fCharge_list(other.fCharge_list), fTot_list(other.fTot_list), inter(other.inter){};
  //    PndSdsFE(double charingtime, double constcurrent, double threshold, double frequency, int verbose);
  virtual ~PndSdsFE();

  virtual double GetTotFromCharge(Double_t charge);                         // Calculates the ToT value from the charge
  virtual double GetChargeFromTot(double tot);                              // Calculates the charge from the tot value
  virtual double GetTimeWalkFromCharge(double charge);                      // Calculates the TimeWalk from the charge
  virtual double GetTimeWalkFromTot(double tot);                            // Calculates the TimeWalk from the TOT value
  virtual double GetTimeBackToBaseline(double charge);                      // Calculates the time from start of the signal till the signal is fBaselineEpsilon close to baseline
  virtual double GetTimeStamp(double eventtime, double tof, double charge); // Calculates the TimeStamp of the signal
  virtual double GetTimeStep() { return fTimeStep; }
  virtual void SetParameter(TString parName, double parValue);
  virtual void SetThreshold(double threshold) { fThreshold = threshold; }

  PndSdsFE &operator=(PndSdsFE &other)
  {
    if (this != &other) // protect against invalid self-assignment
    {
      fFrontEndModel = other.fFrontEndModel;
      fNumberOfSupportPoints = other.fNumberOfSupportPoints;
      fNumberOfMaxElectons = other.fNumberOfMaxElectons;
      fFunction = other.fFunction;
      fMaximumAmplitude = other.fMaximumAmplitude;
      fThreshold = other.fThreshold;
      fBaselineEpsilon = other.fBaselineEpsilon;
      fToF = other.fToF;
      fEventTime = other.fEventTime;
      fTimeOffSet = other.fTimeOffSet;
      fTimeStep = other.fTimeStep;
      fFunctionRange = other.fFunctionRange;
      i = other.i;
      stepsize = other.stepsize;
      fCharge_list = other.fCharge_list;
      fTot_list = other.fTot_list;
      inter = other.inter;
    }
    return *this;
  };

 protected:
  double DigitizeTime(double time);
  void CalcTimeOffSet();
  void CreateInterpolatorList(); // Creates the Interpolatorlist for GetTotFromCharge calculation
  void SaveInterpolatorList(std::vector<double> charge, std::vector<double> tot);
  void LoadInterpolatorList();
  void GetInterpolatorList();

  PndSdsFEAmpModelSimple *fFrontEndModel;

  int fNumberOfSupportPoints;
  int fNumberOfMaxElectons;

  TF1 *fFunction;
  double fMaximumAmplitude; // Saves position of the maximum amplitude of the signal
  double fThreshold;        // Threshold for Signal from Parameter database
  double fBaselineEpsilon;  //
  double fToF;              // Time of Flight from MC
  double fEventTime;        // EventTime from MC
  double fTimeOffSet;       // Random offset
  double fTimeStep;
  double fFunctionRange; // Range of the function. max 100 fC => 624 150.9 e => max.tot 10503 ns (with thr.= 1100 e)
  int i;
  double stepsize;

  std::vector<double> fCharge_list;
  std::vector<double> fTot_list;
  ROOT::Math::Interpolator *inter;

 private:
  ClassDef(PndSdsFE, 1);
};

#endif /* PndSdsFE_H_ */