CSCSegAlgoST.h

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#ifndef CSCSegment_CSCSegAlgoST_h
#define CSCSegment_CSCSegAlgoST_h

#include <RecoLocalMuon/CSCSegment/src/CSCSegmentAlgorithm.h>
#include <DataFormats/CSCRecHit/interface/CSCRecHit2D.h>
#include <FWCore/ParameterSet/interface/ParameterSet.h>
#include <deque>
#include <vector>

class CSCSegAlgoShowering;
class CSCSegAlgoST : public CSCSegmentAlgorithm {
public:

  typedef std::vector<const CSCRecHit2D*> ChamberHitContainer;
  typedef std::vector<std::vector<const CSCRecHit2D*> > Segments;
  typedef std::deque<bool> BoolContainer;

  explicit CSCSegAlgoST(const edm::ParameterSet& ps);

  ~CSCSegAlgoST() override;

  std::vector<CSCSegment> buildSegments(const ChamberHitContainer& rechits);

  std::vector<CSCSegment> buildSegments2(const ChamberHitContainer& rechits);

  std::vector<CSCSegment> run(const CSCChamber* aChamber, const ChamberHitContainer& rechits) override;

  std::vector<std::vector<const CSCRecHit2D*> > clusterHits(const CSCChamber* aChamber,
                                                            const ChamberHitContainer& rechits);

  /* Build groups of rechits that are separated in strip numbers and Z to save time on the segment finding
   */
  std::vector<std::vector<const CSCRecHit2D*> > chainHits(const CSCChamber* aChamber,
                                                          const ChamberHitContainer& rechits);

  std::vector<CSCSegment> prune_bad_hits(const CSCChamber* aChamber, std::vector<CSCSegment>& segments);

private:
  // Retrieve pset
  const edm::ParameterSet& pset(void) const { return ps_; }

  // Adjust covariance matrix?
  bool adjustCovariance(void) { return adjustCovariance_; }

  double theWeight(
      double coordinate_1, double coordinate_2, double coordinate_3, float layer_1, float layer_2, float layer_3);

  void ChooseSegments(void);

  // Return the segment with the smallest weight
  void ChooseSegments2a(std::vector<ChamberHitContainer>& best_segments, int best_seg);
  // Version of ChooseSegments for the case without fake hits
  void ChooseSegments2(int best_seg);

  // Choose routine with reduce nr of loops
  void ChooseSegments3(int best_seg);
  void ChooseSegments3(std::vector<ChamberHitContainer>& best_segments, std::vector<float>& best_weight, int best_seg);
  //

  // Find duplicates in ME1/1a, if it has ganged strips (i.e. pre-LS1)
  void findDuplicates(std::vector<CSCSegment>& segments);

  bool isGoodToMerge(bool isME11a, ChamberHitContainer& newChain, ChamberHitContainer& oldChain);

  void dumpSegment(const CSCSegment& seg) const;
  const CSCChamber* chamber() const { return theChamber; }

  // Member variables
  const std::string myName_;
  const edm::ParameterSet ps_;
  CSCSegAlgoShowering* showering_;

  const CSCChamber* theChamber;
  Segments GoodSegments;

  ChamberHitContainer PAhits_onLayer[6];
  ChamberHitContainer Psegments_hits;

  std::vector<ChamberHitContainer> Psegments;
  std::vector<ChamberHitContainer> Psegments_noLx;
  std::vector<ChamberHitContainer> Psegments_noL1;
  std::vector<ChamberHitContainer> Psegments_noL2;
  std::vector<ChamberHitContainer> Psegments_noL3;
  std::vector<ChamberHitContainer> Psegments_noL4;
  std::vector<ChamberHitContainer> Psegments_noL5;
  std::vector<ChamberHitContainer> Psegments_noL6;
  std::vector<ChamberHitContainer> chosen_Psegments;
  std::vector<float> weight_A;
  std::vector<float> weight_noLx_A;
  std::vector<float> weight_noL1_A;
  std::vector<float> weight_noL2_A;
  std::vector<float> weight_noL3_A;
  std::vector<float> weight_noL4_A;
  std::vector<float> weight_noL5_A;
  std::vector<float> weight_noL6_A;
  std::vector<float> chosen_weight_A;
  std::vector<float> curv_A;
  std::vector<float> curv_noL1_A;
  std::vector<float> curv_noL2_A;
  std::vector<float> curv_noL3_A;
  std::vector<float> curv_noL4_A;
  std::vector<float> curv_noL5_A;
  std::vector<float> curv_noL6_A;
  std::vector<float> weight_B;
  std::vector<float> weight_noL1_B;
  std::vector<float> weight_noL2_B;
  std::vector<float> weight_noL3_B;
  std::vector<float> weight_noL4_B;
  std::vector<float> weight_noL5_B;
  std::vector<float> weight_noL6_B;

  ChamberHitContainer protoSegment;

  // input from .cfi file
  bool debug;
  //  int     minLayersApart;
  //  double  nSigmaFromSegment;
  int minHitsPerSegment;
  //  int     muonsPerChamberMax;
  //  double  chi2Max;
  double dXclusBoxMax;
  double dYclusBoxMax;
  int maxRecHitsInCluster;
  bool preClustering;
  bool preClustering_useChaining;
  bool Pruning;
  bool BrutePruning;
  double BPMinImprovement;
  bool onlyBestSegment;
  bool useShowering;

  double hitDropLimit4Hits;
  double hitDropLimit5Hits;
  double hitDropLimit6Hits;

  float a_yweightPenaltyThreshold[5][5];

  double yweightPenaltyThreshold;
  double yweightPenalty;

  double curvePenaltyThreshold;
  double curvePenalty;

  bool adjustCovariance_;  

  bool condpass1, condpass2;

  double chi2Norm_3D_;  

  bool prePrun_;         
  double prePrunLimit_;  
};

#endif