PulseFitter.h

// PulseFitter.h
// fits one channel
// http://positron.ps.uci.edu/~schernau/ROD/2rt


#include "CSCStrip.h"
#include"TH1.h"
#include"TF1.h"
#include"CalServer.h"


#ifndef TRUE
#define TRUE 1
#endif

#ifndef FALSE
#define FALSE 0
#endif

#define MODE_PARABOLIC 1  // no fit, use parabolic interpolation
#define MODE_FIT       2  // root fit with 3 parameters



//fit function
Double_t fitshape(Double_t *x, Double_t *parm); //not part of this class


class PulseFitter{ 

  private:
    double paraAmp, paraPeak, paraWidth;
    double adc[50]; // array of pedestal-subtracted samples
    TH1F* his;
    TF1 *fit; // fit function
    int mode; // fit or parabolic interpolation.
    void Parabolic (double a, double b, double c); //interpolation
    int bad; // parabola impossible
    
    
 public:
    PulseFitter(); //constructor for intialization
    ~PulseFitter(); //destructor
    
    
    
    
    
    void Fit (CSCStrip* strip, int mode, CalServer* cal);
    
    double GetAmplitude ();
    
    double GetPeakingTime ();
    
    double GetWidth ();
    
    double GetChi2 () {return fit->GetChisquare();};
    int GetBad() { return bad;};
 
}; 

---