PulseShaper.h

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#ifndef PULSESHAPER_H
#define PULSESHAPER_H

//////////////////////////////////////////////////////////////////////////                       
/// \brief   Class for generating ASIC traces including the effect      //                       
///          of the pre-amplifier and the energy dependent fall time    //                       
///          seen on the JINR test stand.                               //                       
/// \author  aurisaam@ucmail.uc.edu                                     //                       
/// \date                                                               //                       
//////////////////////////////////////////////////////////////////////////                


#include <utility>
#include <list>
#include <vector>

#include "IPulseShaper.h"
#include "fhiclcpp/ParameterSet.h"

namespace art { class ParameterSet; }

namespace rsim {
  
  class PulseShaper: public IPulseShaper
  {
  public:
    explicit PulseShaper(const fhicl::ParameterSet& pset);
    virtual ~PulseShaper() {}
    
    void Reset();
    double Step(double xNext, double dt);
    double NextPreAmp()  {return fPre[4];}
    double NextRise()    {return fRise[2];}
    double NextRiseDot() {return fRiseDot[2];}
    
    std::vector<double> CreateTrace( std::list< std::pair<double,double> >& ADCPulses, std::list< std::pair<double,double> >& SaggedPulses ); 
    
  protected:
    double fI;
    double fR;
    double fFInt;
    double fFSlope;
    double fMaxStep;

    double fIInv;
    double fRInv;
    double fFInv;
    
    double fDt;
    double fTime;
    std::vector<double> fInput;
    std::vector<double> fPre;
    std::vector<double> fRise;
    std::vector<double> fRiseDot;
    std::vector<double> fShape;
  };
}
#endif