MUON/AliMUONRecoParam.cxx

   1 /**************************************************************************
   2 * Copyright(c) 1998-2007, ALICE Experiment at CERN, All rights reserved. *
   3 *                                                                        *
   4 * Author: The ALICE Off-line Project.                                    *
   5 * Contributors are mentioned in the code where appropriate.              *
   6 *                                                                        *
   7 * Permission to use, copy, modify and distribute this software and its   *
   8 * documentation strictly for non-commercial purposes is hereby granted   *
   9 * without fee, provided that the above copyright notice appears in all   *
  10 * copies and that both the copyright notice and this permission notice   *
  11 * appear in the supporting documentation. The authors make no claims     *
  12 * about the suitability of this software for any purpose. It is          *
  13 * provided "as is" without express or implied warranty.                  *
  14 **************************************************************************/
  15
  16
  17 //-----------------------------------------------------------------------------
  18 /// \class AliMUONRecoParam
  19 ///
  20 /// Class with MUON reconstruction parameters
  21 ///
  22 ///  \author Philippe Pillot
  23 //-----------------------------------------------------------------------------
  24
  25
  26
  27 #include "AliMUONRecoParam.h"
  28
  29 #include "AliLog.h"
  30
  31 #include <Riostream.h>
  32
  33 ClassImp(AliMUONRecoParam)
  34
  35
  36 //_____________________________________________________________________________
  37 AliMUONRecoParam::AliMUONRecoParam()
  38 : TObject(),
  39   fClusteringMode("MLEM"),
  40   fTrackingMode("KALMAN"),
  41   fMinBendingMomentum(0.),
  42   fMaxBendingMomentum(0.),
  43   fNonBendingVertexDispersion(0.),
  44   fBendingVertexDispersion(0.),
  45   fMaxNonBendingDistanceToTrack(0.),
  46   fMaxBendingDistanceToTrack(0.),
  47   fSigmaCutForTracking(0.),
  48   fSigmaCutForImprovement(0.),
  49   fMaxNormChi2MatchTrigger(0.),
  50   fTrackAllTracks(kFALSE),
  51   fRecoverTracks(kFALSE),
  52   fMakeTrackCandidatesFast(kFALSE),
  53   fComplementTracks(kFALSE),
  54   fImproveTracks(kFALSE),
  55   fUseSmoother(kFALSE)
  56 {
  57   /// Constructor
  58
  59   // use the default parameters for low flux environment
  60   SetLowFluxParam();
  61 }
  62
  63 //_____________________________________________________________________________
  64 AliMUONRecoParam::~AliMUONRecoParam()
  65 {
  66   /// Destructor
  67 }
  68
  69 //_____________________________________________________________________________
  70 AliMUONRecoParam *AliMUONRecoParam::GetLowFluxParam()
  71 {
  72   /// Return default reconstruction parameters for low flux environment
  73
  74   AliMUONRecoParam *param = new AliMUONRecoParam();
  75   param->SetLowFluxParam();
  76
  77   return param;
  78 }
  79
  80 //_____________________________________________________________________________
  81 AliMUONRecoParam *AliMUONRecoParam::GetHighFluxParam()
  82 {
  83   /// Return default reconstruction parameters for high flux environment
  84
  85   AliMUONRecoParam *param = new AliMUONRecoParam();
  86   param->SetHighFluxParam();
  87
  88   return param;
  89 }
  90
  91 //_____________________________________________________________________________
  92 void AliMUONRecoParam::SetLowFluxParam()
  93 {
  94   /// Set reconstruction parameters for low flux environment
  95
  96   fMinBendingMomentum = 3.;
  97   fMaxBendingMomentum = 3000.;
  98   fNonBendingVertexDispersion = 10.;
  99   fBendingVertexDispersion = 10.;
 100   fMaxNonBendingDistanceToTrack = 2.;
 101   fMaxBendingDistanceToTrack = 2.;
 102   fSigmaCutForTracking = 6.;
 103   fSigmaCutForImprovement = 5.;
 104   fMaxNormChi2MatchTrigger = 16.;
 105   fTrackAllTracks = kTRUE;
 106   fRecoverTracks = kTRUE;
 107   fMakeTrackCandidatesFast = kFALSE;
 108   fComplementTracks = kTRUE;
 109   fImproveTracks = kTRUE;
 110   fUseSmoother = kTRUE;
 111
 112 }
 113
 114 //_____________________________________________________________________________
 115 void AliMUONRecoParam::SetHighFluxParam()
 116 {
 117   /// Set reconstruction parameters for high flux environment
 118
 119   fMinBendingMomentum = 3.;
 120   fMaxBendingMomentum = 3000.;
 121   fNonBendingVertexDispersion = 10.;
 122   fBendingVertexDispersion = 10.;
 123   fMaxNonBendingDistanceToTrack = 2.;
 124   fMaxBendingDistanceToTrack = 2.;
 125   fSigmaCutForTracking = 6.;
 126   fSigmaCutForImprovement = 5.;
 127   fMaxNormChi2MatchTrigger = 16.;
 128   fTrackAllTracks = kTRUE;
 129   fRecoverTracks = kTRUE;
 130   fMakeTrackCandidatesFast = kFALSE;
 131   fComplementTracks = kTRUE;
 132   fImproveTracks = kTRUE;
 133   fUseSmoother = kTRUE;
 134
 135 }
 136
 137 //_____________________________________________________________________________
 138 void AliMUONRecoParam::Print(Option_t *option) const
 139 {
 140   /// print reconstruction parameters
 141   /// if option = FULL then print also unused parameters
 142
 143   cout<<endl<<"\t------Reconstruction parameters------"<<endl;
 144
 145   cout<<Form("Clustering mode = %s",fClusteringMode.Data())<<endl;
 146
 147   cout<<Form("Tracking mode = %s",fTrackingMode.Data())<<endl;
 148
 149   cout<<Form("Bending momentum range = [%5.2f,%5.2f]",fMinBendingMomentum,fMaxBendingMomentum)<<endl;
 150
 151   if (strstr(fTrackingMode,"ORIGINAL"))
 152     cout<<Form("Vertex dispertion = (%5.2f,%5.2f)",fNonBendingVertexDispersion,fBendingVertexDispersion)<<endl;
 153   else if (strstr(option,"FULL"))
 154     cout<<Form("Vertex dispertion (used for original tracking only) = (%5.2f,%5.2f)",fNonBendingVertexDispersion,fBendingVertexDispersion)<<endl;
 155
 156   cout<<Form("Maximum distance to track = (%5.2f,%5.2f)",fMaxNonBendingDistanceToTrack,fMaxBendingDistanceToTrack)<<endl;
 157
 158   cout<<Form("Sigma cut for tracking = %5.2f",fSigmaCutForTracking)<<endl;
 159
 160   if (fTrackAllTracks) cout<<"Track all the possible candidates"<<endl;
 161   else cout<<"Track only the best candidates"<<endl;
 162
 163   if (strstr(option,"FULL")) {
 164     cout<<"Make track candidates assuming linear propagation between stations 4 and 5: ";
 165     if (fMakeTrackCandidatesFast) cout<<"ON"<<endl;
 166     else cout<<"OFF"<<endl;
 167   } else if (fMakeTrackCandidatesFast)
 168     cout<<"Make track candidates assuming linear propagation between stations 4 and 5"<<endl;
 169
 170   if (strstr(option,"FULL")) {
 171     cout<<"Try to recover tracks getting lost during tracking: ";
 172     if (fRecoverTracks) cout<<"ON"<<endl;
 173     else cout<<"OFF"<<endl;
 174   } else if (fRecoverTracks)
 175     cout<<"Try to recover tracks getting lost during tracking"<<endl;
 176
 177   if (strstr(option,"FULL")) {
 178     cout<<"Try to complete the reconstructed tracks by adding missing clusters: ";
 179     if (fComplementTracks) cout<<"ON"<<endl;
 180     else cout<<"OFF"<<endl;
 181   } else if (fComplementTracks)
 182     cout<<"Try to complete the reconstructed tracks by adding missing clusters"<<endl;
 183
 184   if (strstr(option,"FULL")) {
 185     cout<<"Try to improve the reconstructed tracks by removing bad clusters: ";
 186     if (fImproveTracks) cout<<Form("ON (sigma cut = %5.2f)",fSigmaCutForImprovement)<<endl;
 187     else cout<<"OFF"<<endl;
 188   } else if (fImproveTracks)
 189     cout<<Form("Try to improve the reconstructed tracks by removing bad clusters (sigma cut = %5.2f)",fSigmaCutForImprovement)<<endl;
 190
 191   if (strstr(option,"FULL")) {
 192     cout<<"Use smoother to compute final track parameters, etc, at each cluster (used for Kalman tracking only): ";
 193     if (fUseSmoother) cout<<"ON"<<endl;
 194     else cout<<"OFF"<<endl;
 195   } else if (fUseSmoother)
 196     cout<<"Use smoother to compute final track parameters, etc, at each cluster"<<endl;
 197
 198   cout<<Form("Maximum normalized chi2 of tracking/trigger track matching = %5.2f",fMaxNormChi2MatchTrigger)<<endl;
 199
 200   cout<<"\t-------------------------------------"<<endl<<endl;
 201
 202 }
 203