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File indexing completed on 2021-02-14 12:45:27

0001 #ifndef Alignment_MuonAlignmentAlgorithms_CSCPairResidualsConstraint_H
0002 #define Alignment_MuonAlignmentAlgorithms_CSCPairResidualsConstraint_H
0003 
0004 /** \class CSCPairResidualsConstraint
0005  *  $Date: 2010/05/06 05:57:33 $
0006  *  $Revision: 1.4 $
0007  *  \author J. Pivarski - Texas A&M University <pivarski@physics.tamu.edu>
0008  */
0009 
0010 #include <fstream>
0011 
0012 #include "TH1F.h"
0013 
0014 #include "FWCore/ParameterSet/interface/ParameterSet.h"
0015 #include "DataFormats/DetId/interface/DetId.h"
0016 #include "DataFormats/MuonDetId/interface/CSCDetId.h"
0017 #include "Alignment/MuonAlignmentAlgorithms/interface/CSCPairConstraint.h"
0018 #include "TrackingTools/PatternTools/interface/TrajectoryMeasurement.h"
0019 #include "Geometry/CSCGeometry/interface/CSCGeometry.h"
0020 #include "TrackingTools/TrackRefitter/interface/TrackTransformer.h"
0021 #include "TrackingTools/TransientTrack/interface/TransientTrack.h"
0022 #include "TrackingTools/GeomPropagators/interface/Propagator.h"
0023 #include "DataFormats/GeometrySurface/interface/Plane.h"
0024 
0025 class CSCOverlapsAlignmentAlgorithm;
0026 
0027 class CSCPairResidualsConstraint : public CSCPairConstraint {
0028 public:
0029   CSCPairResidualsConstraint(unsigned int identifier, int i, int j, CSCDetId id_i, CSCDetId id_j)
0030       : CSCPairConstraint(i, j, 0., 0.),
0031         m_identifier(identifier),
0032         m_id_i(id_i),
0033         m_id_j(id_j),
0034         m_sum1(0.),
0035         m_sumx(0.),
0036         m_sumy(0.),
0037         m_sumxx(0.),
0038         m_sumyy(0.),
0039         m_sumxy(0.),
0040         m_sumN(0),
0041         m_Zplane(1000.),
0042         m_iZ1(1000.),
0043         m_iZ6(1000.),
0044         m_jZ1(1000.),
0045         m_jZ6(1000.),
0046         m_cscGeometry(nullptr),
0047         m_propagator(nullptr){};
0048   ~CSCPairResidualsConstraint() override{};
0049 
0050   enum { kModePhiy, kModePhiPos, kModePhiz, kModeRadius };
0051 
0052   double value() const override;
0053   double error() const override;
0054   CSCDetId id_i() const { return m_id_i; };
0055   CSCDetId id_j() const { return m_id_j; };
0056   bool valid() const override;
0057   double radius(bool is_i) const {
0058     return m_cscGeometry->idToDet((is_i ? m_id_i : m_id_j))->surface().position().perp();
0059   };
0060 
0061   void configure(CSCOverlapsAlignmentAlgorithm *parent);
0062   void setZplane(const CSCGeometry *cscGeometry);
0063   void setPropagator(const Propagator *propagator);
0064   bool addTrack(const std::vector<TrajectoryMeasurement> &measurements,
0065                 const reco::TransientTrack &track,
0066                 const TrackTransformer *trackTransformer);
0067 
0068   void write(std::ofstream &output);
0069   void read(std::vector<std::ifstream *> &input, std::vector<std::string> &filenames);
0070 
0071 protected:
0072   void calculatePhi(
0073       const TransientTrackingRecHit *hit, double &phi, double &phierr2, bool doRphi = false, bool globalPhi = false);
0074   bool isFiducial(std::vector<const TransientTrackingRecHit *> &hits, bool is_i);
0075   bool dphidzFromTrack(const std::vector<TrajectoryMeasurement> &measurements,
0076                        const reco::TransientTrack &track,
0077                        const TrackTransformer *trackTransformer,
0078                        double &drphidz);
0079 
0080   unsigned int m_identifier;
0081   CSCDetId m_id_i, m_id_j;
0082   double m_sum1, m_sumx, m_sumy, m_sumxx, m_sumyy, m_sumxy;
0083   int m_sumN;
0084 
0085   CSCOverlapsAlignmentAlgorithm *m_parent;
0086 
0087   double m_Zplane, m_iZ, m_jZ, m_iZ1, m_iZ6, m_jZ1, m_jZ6, m_averageRadius;
0088   const CSCGeometry *m_cscGeometry;
0089   const Propagator *m_propagator;
0090   Plane::PlanePointer m_Zsurface;
0091 
0092   TH1F *m_slopeResiduals;
0093   TH1F *m_offsetResiduals;
0094   TH1F *m_radial;
0095 };
0096 
0097 #endif  // Alignment_MuonAlignmentAlgorithms_CSCPairResidualsConstraint_H