/data/refman/pasoursint/CMSSW_5_2_7_hltpatch2/src/Alignment/MuonAlignmentAlgorithms/interface/MuonResiduals6DOFrphiFitter.h

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#ifndef Alignment_MuonAlignmentAlgorithms_MuonResiduals6DOFrphiFitter_H
#define Alignment_MuonAlignmentAlgorithms_MuonResiduals6DOFrphiFitter_H

#ifdef STANDALONE_FITTER
#include "MuonResidualsFitter.h"
#else
#include "Alignment/MuonAlignmentAlgorithms/interface/MuonResidualsFitter.h"
#include "Geometry/CSCGeometry/interface/CSCGeometry.h"
#endif

class TTree;

class MuonResiduals6DOFrphiFitter: public MuonResidualsFitter
{
public:
  enum {
    kAlignX = 0,
    kAlignY,
    kAlignZ,
    kAlignPhiX,
    kAlignPhiY,
    kAlignPhiZ,
    kResidSigma,
    kResSlopeSigma,
    kAlpha,
    kResidGamma,
    kResSlopeGamma,
    kNPar
  };

  enum {
    kResid = 0,
    kResSlope,
    kPositionX,
    kPositionY,
    kAngleX,
    kAngleY,
    kRedChi2,
    kPz,
    kPt,
    kCharge,
    kNData
  };

  MuonResiduals6DOFrphiFitter(int residualsModel, int minHits, int useResiduals, bool weightAlignment=true):
    MuonResidualsFitter(residualsModel, minHits, useResiduals, weightAlignment) {}

#ifndef STANDALONE_FITTER
  MuonResiduals6DOFrphiFitter(int residualsModel, int minHits, int useResiduals, const CSCGeometry *cscGeometry, bool weightAlignment=true):
    MuonResidualsFitter(residualsModel, minHits, useResiduals, weightAlignment)  {}
#endif

  virtual ~MuonResiduals6DOFrphiFitter() {}

  int type() const { return MuonResidualsFitter::k6DOFrphi; }

  int npar()
  {
    if (residualsModel() == kPureGaussian || residualsModel() == kPureGaussian2D || residualsModel() == kGaussPowerTails) return kNPar - 2;
    else if (residualsModel() == kPowerLawTails) return kNPar;
    else if (residualsModel() == kROOTVoigt) return kNPar;
    else assert(false);
  }
  int ndata() { return kNData; }

  double sumofweights();
  bool fit(Alignable *ali);
  double plot(std::string name, TFileDirectory *dir, Alignable *ali);

  void correctBField();

  TTree * readNtuple(std::string fname, unsigned int endcap, unsigned int station, unsigned int ring, unsigned int chamber, unsigned int preselected = 1);

protected:
  void inform(TMinuit *tMinuit);

private:
  //const CSCGeometry *m_cscGeometry;
};

#endif // Alignment_MuonAlignmentAlgorithms_MuonResiduals6DOFrphiFitter_H