#if !defined (__CINT__) || defined (__MAKECINT__)
#include "Stntuple/photon/TCesCprBase.hh"
#endif

class TCesCpr : public TCesCprBase {
public:
  TCesCpr();
  TCesCpr(const char* name);
  ~TCesCpr();

  // returns 0 or the weight for this event
  Float_t AddPhoton(TStnEvent* event, TStnPhoton* pho);

  // after calling AddPhoton, these will return the values for this event
  // flags =0 if OK for this method (including CES/CPR Et cut)
  // weights for summing, and signal and background probabilities
  // "signal" in this case is CES<4 or CPR on
  Int_t   CesFlag()  { return fCesFlag;}
  Bool_t  CesHit()   { return fCesHit;}
  Float_t CesWt()    { return fCesWt;}
  Float_t CesProbS() { return fCesProbS;}
  Float_t CesProbB() { return fCesProbB;}
  Int_t   CprFlag()  { return fCprFlag;}
  Bool_t  CprHit()   { return fCprHit;}
  Float_t CprWt()    { return fCprWt;}
  Float_t CprProbS() { return fCprProbS;}
  Float_t CprProbB() { return fCprProbB;}
  Float_t Weight()   { return fWeight;}

  void Print();
  void Clear();

  // the results, 
  Float_t SignalFraction();
  Float_t SignalFractionErr();
  Float_t BGFraction();
  Float_t BGFractionErr();
  Float_t Signal(Bool_t scale = true);
  Float_t SignalErr(Bool_t scale = true);
  Float_t BG(Bool_t scale = true);
  Float_t BGErr(Bool_t scale = true);

protected:

  Int_t   fCesFlag;
  Bool_t  fCesHit;
  Float_t fCesWt;
  Float_t fCesProbS;
  Float_t fCesProbB;
  Int_t   fCprFlag;
  Bool_t  fCprHit;
  Float_t fCprWt;
  Float_t fCprProbS;
  Float_t fCprProbB;
  Float_t fWeight;

  Float_t fSum;
  Float_t fSum2;
  Float_t fSum2Bg;

  ClassDef(TCesCpr,1)

};