/data/refman/pasoursint/CMSSW_4_1_8_patch13/src/TopQuarkAnalysis/TopKinFitter/interface/TopKinFitter.h

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#ifndef TopKinFitter_h
#define TopKinFitter_h

#include "TMath.h"

#include "PhysicsTools/KinFitter/interface/TKinFitter.h"

/*
  \class   TopKinFitter TopKinFitter.h "TopQuarkAnalysis/TopKinFitter/interface/TopKinFitter.h"
  
  \brief   one line description to be added here...

  text to be added here...
  
**/

class TopKinFitter {
  
 public:
  
  enum Param{ kEMom, kEtEtaPhi, kEtThetaPhi };

 public:
  explicit TopKinFitter(const int maxNrIter=200, const double maxDeltaS=5e-5, const double maxF=1e-4,
                        const double mW=80.4, const double mTop=173.);
  ~TopKinFitter();

  double fitS()  const { return fitter_->getS(); };
  int fitNrIter() const { return fitter_->getNbIter(); };
  double fitProb() const { return TMath::Prob(fitter_->getS(), fitter_->getNDF()); };
  
 protected:
  std::string param(const Param& param) const;
  
 protected:
  // kinematic fitter
  TKinFitter* fitter_;
  int maxNrIter_;
  double maxDeltaS_;
  double maxF_;
  double mW_;
  double mTop_;
};

#endif