CMSSW Reference Manual

00001 #ifndef DTSegment_DTSegmentUpdator_h
00002 #define DTSegment_DTSegmentUpdator_h
00003 
00018 /* C++ Headers */
00019 #include <vector>
00020 #include "DataFormats/GeometryVector/interface/GlobalPoint.h"
00021 #include "Geometry/DTGeometry/interface/DTGeometry.h"
00022 #include "FWCore/Framework/interface/ESHandle.h"
00023 #include "DataFormats/CLHEP/interface/AlgebraicObjects.h"
00024 /* ====================================================================== */
00025 
00026 /* Collaborating Class Declarations */
00027 class DTSegmentCand;
00028 class DTRecSegment2D;
00029 class DTRecSegment4D;
00030 class DTLinearFit;
00031 class DTRecHitBaseAlgo;
00032 
00033 namespace edm{class EventSetup; class ParameterSet;}
00034 
00035 /* Class DTSegmentUpdator Interface */
00036 class DTSegmentUpdator{
00037 
00038   public:
00039 
00041     DTSegmentUpdator(const edm::ParameterSet& config) ;
00042 
00044     ~DTSegmentUpdator() ;
00045 
00046     /* Operations */ 
00047 
00050     bool fit(DTSegmentCand* seg);
00051 
00055     void fit(DTRecSegment2D* seg);
00056 
00061     void fit(DTRecSegment4D* seg);
00062 
00064     void fitT0(DTRecSegment2D* seg);
00065 
00067     void update(DTRecSegment4D* seg);
00068 
00070     void update(DTRecSegment2D* seg);
00071 
00073     void setES(const edm::EventSetup& setup);
00074 
00075   protected:
00076 
00077   private:
00078     DTLinearFit* theFitter; // the linear fitter
00079     DTRecHitBaseAlgo* theAlgo; // the algo for hit reconstruction
00080     edm::ESHandle<DTGeometry> theGeom; // the geometry
00081 
00082   private:
00083 
00084     void updateHits(DTRecSegment2D* seg);
00085 
00086     void updateHits(DTRecSegment2D* seg,
00087                     GlobalPoint &gpos,
00088                     GlobalVector &gdir,
00089                     int step=2);
00090 
00092     void fit(const std::vector<float>& x,
00093              const std::vector<float>& y, 
00094              const std::vector<float>& sigy,
00095              LocalPoint& pos,
00096              LocalVector& dir,
00097              AlgebraicSymMatrix& covMat,
00098              double& chi2);
00099 
00100     // interface to updates hits with t0 corretion
00101     void updateHitsN(DTRecSegment2D* seg,
00102                      double &vminf,float &cminf );
00103 
00104     void updateHitsN(DTRecSegment2D* seg,
00105                      double &vminf,float &cminf,
00106                      GlobalPoint &gpos,
00107                      GlobalVector &gdir,
00108                      int step=2);
00109     bool fitT0_seg(DTSegmentCand* seg);
00110 
00111     void fitT0_seg(DTRecSegment2D* seg,float& t0_cor , double& vminf ,float& cminf);
00112 
00113     void fitT0_seg(DTRecSegment4D* seg);
00114 
00116     void fitT0(
00117                const std::vector<float>& xfit,
00118                const std::vector<float>& yfit,
00119                const std::vector<float>& sigy,
00120                const std::vector<int>& lfit,
00121                int& nptfit,
00122                int& nppar,
00123                LocalPoint& pos,
00124                LocalVector& dir,
00125                float& aminf,
00126                float& bminf,
00127                float& cminf,
00128                double& chi2fit);
00129 
00130 
00131 
00132     void Fit4Var(
00133                  const std::vector<float>& xfit,
00134                  const std::vector<float>& yfit,
00135                  const std::vector<float>& sigy,
00136                  const std::vector<int>& lfit,
00137                  const std::vector<double>& tfit,
00138                  int& nptfit,
00139                  int& nppar,
00140                  float& aminf,
00141                  float& bminf,
00142                  float& cminf,
00143                  double& vminf,
00144                  double& chi2fit,
00145                  bool debug);
00146 
00147     bool T0_fit_flag;
00148     bool vdrift_4parfit;
00149     double T0_hit_resolution;
00150     bool T0_seg_debug;
00151 
00152 };
00153 #endif // DTSegment_DTSegmentUpdator_h
DTSegmentUpdator.h
