#ifndef R3BLANDDIGITIZER_H
#define R3BLANDDIGITISER_H 1


#include "FairTask.h"
#include "R3BLandDigiPar.h"
#include "R3BLandDigi.h"

class TClonesArray;
class TObjectArray;
class TH1F;
class TH2F;
class TF1;
class TRandom3;


struct PM_RES
{
  Double_t Ltime,Rtime,LlightCFD,RlightCFD,LlightQDC,RlightQDC,Lenergy,Renergy;
};


class R3BLandDigitizer : public FairTask {

public:
  /** Default constructor **/
  R3BLandDigitizer();

  /** Constructor **/  
  R3BLandDigitizer(Int_t verbose);

  /** Destructor **/
  ~R3BLandDigitizer();

  /** Virtual method Init **/
  virtual InitStatus Init();

  /** Virtual method Exec **/
  virtual void Exec(Option_t* opt);

  virtual void Finish();
  
  virtual void Reset();

  inline void UseBeam(const Double_t& beamEnergy) {  fBeamEnergy = beamEnergy;  }
  
  inline void UseThresholds(const char *fileName, const Int_t nChannels)
  { fThreshFileName = TString(fileName);  fNChannels = nChannels; }

  R3BLandDigi* AddHit(Int_t paddleNr, Double_t tdcL, Double_t tdcR, Double_t tdc,
                      Double_t qdcL, Double_t qdcR, Double_t qdc,
                      Double_t xx,Double_t yy, Double_t zz );

  
protected:
  
  TF1 *f1;
  TRandom3 *fRnd;
  
  TString fThreshFileName;
  Int_t fNChannels;
  
  TClonesArray *fLandPoints;
  TClonesArray *fLandMCTrack;
  TClonesArray *fLandDigi;

  // Parameter class
  R3BLandDigiPar *fLandDigiPar;

  // Control Hitograms
  TH1F *hPMl;
  TH1F *hPMr;
  TH1F *hMult1;
  TH1F *hMult2;

  Double_t threshL[5000];
  Double_t threshR[5000];
 
  Int_t eventNo;
  Int_t npaddles;
  Int_t nplanes;
  Int_t paddle_per_plane;
  Double_t plength; // half length of paddle
  Double_t att; // light attenuation factor [1/cm]
  Double_t c;
  Double_t cMedia; // speed of light in material in cm/ns
  Double_t fBeamEnergy;
  PM_RES **PM_res;


private:
  
  virtual void SetParContainers();

 
  ClassDef(R3BLandDigitizer,1)
};

#endif