CSCChamberFitter.h

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#ifndef Alignment_MuonAlignmentAlgorithms_CSCChamberFitter_H
#define Alignment_MuonAlignmentAlgorithms_CSCChamberFitter_H

#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "DataFormats/DetId/interface/DetId.h"
#include "DataFormats/MuonDetId/interface/CSCDetId.h"
#include "DataFormats/CLHEP/interface/AlgebraicObjects.h"
#include "Alignment/CommonAlignment/interface/Alignable.h"
#include "Alignment/CommonAlignment/interface/AlignableNavigator.h"
#include "Alignment/CommonAlignment/interface/AlignableObjectId.h"
#include "Alignment/CommonAlignment/interface/AlignmentParameters.h"
#include "Alignment/CommonAlignmentAlgorithm/interface/AlignmentParameterStore.h"

#include "Alignment/MuonAlignmentAlgorithms/interface/CSCPairConstraint.h"
#include "Alignment/MuonAlignmentAlgorithms/plugins/CSCPairResidualsConstraint.h"
#include "Alignment/MuonAlignmentAlgorithms/plugins/CSCAlignmentCorrections.h"

class CSCChamberFitter {
public:
  CSCChamberFitter(const edm::ParameterSet &iConfig, std::vector<CSCPairResidualsConstraint *> &residualsConstraints);
  virtual ~CSCChamberFitter(){};

  bool fit(std::vector<CSCAlignmentCorrections *> &corrections) const;
  void radiusCorrection(AlignableNavigator *alignableNavigator,
                        AlignmentParameterStore *alignmentParameterStore,
                        bool combineME11) const;

protected:
  int index(std::string alignable) const;
  void walk(std::map<int, bool> &touched, int alignable) const;
  long alignableId(std::string alignable) const;
  bool isFrame(int i) const;
  double chi2(const AlgebraicVector &A, double lambda) const;
  double lhsVector(int k) const;
  double hessian(int k, int l, double lambda) const;

  std::string m_name;
  std::vector<std::string> m_alignables;
  std::vector<int> m_frames;
  int m_fixed;
  std::vector<CSCPairConstraint *> m_constraints;
};

#endif  // Alignment_MuonAlignmentAlgorithms_CSCChamberFitter_H