TRD/AliTRDrecoParam.h

   1 #ifndef ALITRDRECOPARAM_H
   2 #define ALITRDRECOPARAM_H
   3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
   4 * See cxx source for full Copyright notice                               */
   5
   6 /* $Id$ */
   7
   8 ////////////////////////////////////////////////////////////////////////////
   9 //                                                                        //
  10 //  Parameter class for the TRD reconstruction                            //
  11 //                                                                        //
  12 ////////////////////////////////////////////////////////////////////////////
  13
  14 #ifndef ALIDETECTORRECOPARAM_H
  15 #include "AliDetectorRecoParam.h"
  16 #endif
  17
  18 class AliTRDrecoParam : public AliDetectorRecoParam
  19 {
  20 public:
  21   AliTRDrecoParam();
  22   AliTRDrecoParam(const AliTRDrecoParam &rec);
  23   ~AliTRDrecoParam() { }
  24
  25   Double_t GetChi2Y() const                 { return fkChi2Y;    }
  26   Double_t GetChi2Z() const                 { return fkChi2Z;    }
  27   Double_t GetFindableClusters() const      { return fkFindable; }
  28   Double_t GetMaxTheta() const              { return fkMaxTheta; }
  29   Double_t GetMaxPhi() const                { return fkMaxPhi;   }
  30   Double_t GetPlaneQualityThreshold() const { return fkPlaneQualityThreshold; }
  31   Double_t GetRoad0y() const                { return fkRoad0y;   }
  32   Double_t GetRoad0z() const                { return fkRoad0z;   }
  33   Double_t GetRoad1y() const                { return fkRoad1y;   }
  34   Double_t GetRoad1z() const                { return fkRoad1z;   }
  35   Double_t GetRoad2y() const                { return fkRoad2y;   }
  36   Double_t GetRoad2z() const                { return fkRoad2z;   }
  37   Double_t GetTrackLikelihood() const       { return fkTrackLikelihood;       }
  38   inline void GetSysCovMatrix(Double_t *sys) const;
  39   Double_t GetMinMaxCutSigma() const        { return fMinMaxCutSigma;     };
  40   Double_t GetMinLeftRightCutSigma() const  { return fMinLeftRightCutSigma;  };
  41   Double_t GetClusMaxThresh() const         { return fClusMaxThresh;   };
  42   Double_t GetClusSigThresh() const         { return fClusSigThresh;   };
  43   Int_t    GetTCnexp() const                { return fTCnexp;          };
  44   Int_t     GetNumberOfPresamples()  const {return fNumberOfPresamples;}
  45   Int_t    GetNumberOfPostsamples() const {return fNumberOfPostsamples;}
  46
  47
  48   static   AliTRDrecoParam *GetLowFluxParam();
  49   static   AliTRDrecoParam *GetHighFluxParam();
  50   static   AliTRDrecoParam *GetCosmicTestParam();
  51
  52   Bool_t   IsClusterSharing() const         { return TestBit(kClusterSharing);}
  53   Bool_t   IsLUT() const                    { return TestBit(kLUT);}
  54   Bool_t   IsTailCancelation() const        { return TestBit(kTC);}
  55   Bool_t   IsVertexConstrained() const      { return TestBit(kVertexConstrained); }
  56   Bool_t   HasImproveTracklets() const       { return TestBit(kImproveTracklet); }
  57
  58
  59   void     SetFindableClusters(Double_t r) {fkFindable = r;}
  60   void     SetClusterSharing(Bool_t share = kTRUE)            { SetBit(kClusterSharing, share);}
  61   void     SetImproveTracklets(Bool_t improve = kTRUE)         { SetBit(kImproveTracklet, improve);}
  62   void     SetVertexConstrained(Bool_t vc = kTRUE)            { SetBit(kVertexConstrained, vc); }
  63   void     SetLUT(Bool_t lut = kTRUE)                         { SetBit(kLUT, lut);};
  64   void     SetMinMaxCutSigma(Float_t minMaxCutSigma)          { fMinMaxCutSigma   = minMaxCutSigma; }
  65   void     SetMinLeftRightCutSigma(Float_t minLeftRightCutSigma) { fMinLeftRightCutSigma   = minLeftRightCutSigma; };
  66   void     SetClusMaxThresh(Float_t thresh)                   { fClusMaxThresh   = thresh; };
  67   void     SetClusSigThresh(Float_t thresh)                   { fClusSigThresh   = thresh; };
  68   void     SetTailCancelation(Bool_t tc = kTRUE)              { SetBit(kTC, tc);  };
  69   void     SetNexponential(Int_t nexp)                        { fTCnexp          = nexp;   };
  70   inline void SetSysCovMatrix(Double_t *sys);
  71   void     SetNumberOfPresamples(Int_t n)                     { fNumberOfPresamples = n;}
  72   void     SetNumberOfPostsamples(Int_t n)                    { fNumberOfPostsamples = n;}
  73
  74 private:
  75   enum{
  76     kTC                = BIT(14) // tail cancelation
  77    ,kLUT               = BIT(15) // look up table for cluster position determination
  78    ,kClusterSharing    = BIT(16) // Toggle cluster sharing
  79    ,kVertexConstrained = BIT(17) // Perform vertex constrained fit
  80    ,kImproveTracklet   = BIT(18) // Improve tracklet in the SA TRD track finder
  81   };
  82
  83   Double_t  fkMaxTheta;              // Maximum theta
  84   Double_t  fkMaxPhi;                // Maximum phi
  85
  86   Double_t  fkRoad0y;                // Road for middle cluster
  87   Double_t  fkRoad0z;                // Road for middle cluster
  88
  89   Double_t  fkRoad1y;                // Road in y for seeded cluster
  90   Double_t  fkRoad1z;                // Road in z for seeded cluster
  91
  92   Double_t  fkRoad2y;                // Road in y for extrapolated cluster
  93   Double_t  fkRoad2z;                // Road in z for extrapolated cluster
  94
  95   Double_t  fkPlaneQualityThreshold; // Quality threshold
  96   Double_t  fkFindable;              // Ratio of clusters from a track in one chamber which are at minimum supposed to be found.
  97   Double_t  fkChi2Z;                 // Max chi2 on the z direction for seeding clusters fit
  98   Double_t  fkChi2Y;                 // Max chi2 on the y direction for seeding clusters Rieman fit
  99   Double_t  fkTrackLikelihood;       // Track likelihood for tracklets Rieman fit
 100
 101   Double_t  fSysCovMatrix[5];        // Systematic uncertainty from calibration and alignment for each tracklet
 102
 103   // Clusterization parameter
 104   Double_t  fMinMaxCutSigma;         // Threshold sigma noise pad middle
 105   Double_t  fMinLeftRightCutSigma;   // Threshold sigma noise sum pad
 106   Double_t  fClusMaxThresh;          // Threshold value for cluster maximum
 107   Double_t  fClusSigThresh;          // Threshold value for cluster signal
 108   Int_t     fTCnexp;                 // Number of exponentials, digital filter
 109
 110   // ADC parameter
 111   Int_t     fNumberOfPresamples;     // number of presamples
 112   Int_t     fNumberOfPostsamples;     // number of postsamples
 113
 114   ClassDef(AliTRDrecoParam, 4)       // Reconstruction parameters for TRD detector
 115
 116 };
 117
 118 //___________________________________________________
 119 inline void AliTRDrecoParam::GetSysCovMatrix(Double_t *sys) const
 120 {
 121   if(!sys) return;
 122   memcpy(sys, fSysCovMatrix, 5*sizeof(Double_t));
 123 }
 124
 125 //___________________________________________________
 126 inline void AliTRDrecoParam::SetSysCovMatrix(Double_t *sys)
 127 {
 128   if(!sys) return;
 129   memcpy(fSysCovMatrix, sys, 5*sizeof(Double_t));
 130 }
 131
 132
 133
 134 #endif