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 : AliDetectorRecoParam(),
  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   fSigmaCutForTrigger(0.),
  50   fMaxNormChi2MatchTrigger(0.),
  51   fPercentOfFullClusterInESD(10.),
  52   fCombinedClusterTrackReco(kFALSE),
  53   fTrackAllTracks(kFALSE),
  54   fRecoverTracks(kFALSE),
  55   fMakeTrackCandidatesFast(kFALSE),
  56   fComplementTracks(kFALSE),
  57   fImproveTracks(kFALSE),
  58   fUseSmoother(kFALSE),
  59   fSaveFullClusterInESD(kTRUE),
  60   fCalibrationMode("NOGAIN")
  61 {
  62   /// Constructor
  63   SetNameTitle("MUON","MUON");
  64
  65   // use the default parameters for low flux environment
  66   SetLowFluxParam();
  67 }
  68
  69 //_____________________________________________________________________________
  70 AliMUONRecoParam::~AliMUONRecoParam()
  71 {
  72   /// Destructor
  73 }
  74
  75 //_____________________________________________________________________________
  76 AliMUONRecoParam *AliMUONRecoParam::GetLowFluxParam()
  77 {
  78   /// Return default reconstruction parameters for low flux environment
  79
  80   AliMUONRecoParam *param = new AliMUONRecoParam();
  81   param->SetLowFluxParam();
  82
  83   return param;
  84 }
  85
  86 //_____________________________________________________________________________
  87 AliMUONRecoParam *AliMUONRecoParam::GetHighFluxParam()
  88 {
  89   /// Return default reconstruction parameters for high flux environment
  90
  91   AliMUONRecoParam *param = new AliMUONRecoParam();
  92   param->SetHighFluxParam();
  93
  94   return param;
  95 }
  96
  97 //_____________________________________________________________________________
  98 void AliMUONRecoParam::SetLowFluxParam()
  99 {
 100   /// Set reconstruction parameters for low flux environment
 101
 102   fMinBendingMomentum = 0.5;
 103   fMaxBendingMomentum = 3000.;
 104   fNonBendingVertexDispersion = 10.;
 105   fBendingVertexDispersion = 10.;
 106   fMaxNonBendingDistanceToTrack = 2.;
 107   fMaxBendingDistanceToTrack = 2.;
 108   fSigmaCutForTracking = 6.;
 109   fSigmaCutForImprovement = 5.;
 110   fSigmaCutForTrigger = 8.;
 111   fMaxNormChi2MatchTrigger = 16.;
 112   fTrackAllTracks = kTRUE;
 113   fRecoverTracks = kTRUE;
 114   fMakeTrackCandidatesFast = kFALSE;
 115   fComplementTracks = kTRUE;
 116   fImproveTracks = kTRUE;
 117   fUseSmoother = kTRUE;
 118
 119 }
 120
 121 //_____________________________________________________________________________
 122 void AliMUONRecoParam::SetHighFluxParam()
 123 {
 124   /// Set reconstruction parameters for high flux environment
 125
 126   fMinBendingMomentum = 0.5;
 127   fMaxBendingMomentum = 3000.;
 128   fNonBendingVertexDispersion = 10.;
 129   fBendingVertexDispersion = 10.;
 130   fMaxNonBendingDistanceToTrack = 2.;
 131   fMaxBendingDistanceToTrack = 2.;
 132   fSigmaCutForTracking = 6.;
 133   fSigmaCutForImprovement = 5.;
 134   fSigmaCutForTrigger = 8.;
 135   fMaxNormChi2MatchTrigger = 16.;
 136   fTrackAllTracks = kTRUE;
 137   fRecoverTracks = kTRUE;
 138   fMakeTrackCandidatesFast = kFALSE;
 139   fComplementTracks = kTRUE;
 140   fImproveTracks = kTRUE;
 141   fUseSmoother = kTRUE;
 142
 143 }
 144
 145 //_____________________________________________________________________________
 146 void AliMUONRecoParam::Print(Option_t *option) const
 147 {
 148   /// print reconstruction parameters
 149   /// if option = FULL then print also unused parameters
 150
 151   cout<<endl<<"\t------Reconstruction parameters------"<<endl;
 152
 153   cout<<Form("Calibration mode = %s",fCalibrationMode.Data())<<endl;
 154   cout<<Form("Clustering mode = %s",fClusteringMode.Data())<<endl;
 155
 156   cout<<Form("Tracking mode = %s",fTrackingMode.Data())<<endl;
 157
 158   if (fCombinedClusterTrackReco) cout<<"Combined cluster/track reconstruction: ON"<<endl;
 159   else cout<<"Combined cluster/track reconstruction: OFF"<<endl;
 160
 161   if (fSaveFullClusterInESD) cout<<Form("Save all cluster info in ESD for %5.2f %% of events",fPercentOfFullClusterInESD)<<endl;
 162   else cout<<"Save partial cluster info in ESD"<<endl;
 163
 164   cout<<Form("Bending momentum range = [%5.2f,%5.2f]",fMinBendingMomentum,fMaxBendingMomentum)<<endl;
 165
 166   if (strstr(fTrackingMode,"ORIGINAL"))
 167     cout<<Form("Vertex dispertion = (%5.2f,%5.2f)",fNonBendingVertexDispersion,fBendingVertexDispersion)<<endl;
 168   else if (strstr(option,"FULL"))
 169     cout<<Form("Vertex dispertion (used for original tracking only) = (%5.2f,%5.2f)",fNonBendingVertexDispersion,fBendingVertexDispersion)<<endl;
 170
 171   cout<<Form("Maximum distance to track = (%5.2f,%5.2f)",fMaxNonBendingDistanceToTrack,fMaxBendingDistanceToTrack)<<endl;
 172
 173   cout<<Form("Sigma cut for tracking = %5.2f",fSigmaCutForTracking)<<endl;
 174
 175   cout<<Form("Sigma cut for trigger hit pattern = %5.2f",fSigmaCutForTrigger)<<endl;
 176
 177   if (fTrackAllTracks) cout<<"Track all the possible candidates"<<endl;
 178   else cout<<"Track only the best candidates"<<endl;
 179
 180   if (strstr(option,"FULL")) {
 181     cout<<"Make track candidates assuming linear propagation between stations 4 and 5: ";
 182     if (fMakeTrackCandidatesFast) cout<<"ON"<<endl;
 183     else cout<<"OFF"<<endl;
 184   } else if (fMakeTrackCandidatesFast)
 185     cout<<"Make track candidates assuming linear propagation between stations 4 and 5"<<endl;
 186
 187   if (strstr(option,"FULL")) {
 188     cout<<"Try to recover tracks getting lost during tracking: ";
 189     if (fRecoverTracks) cout<<"ON"<<endl;
 190     else cout<<"OFF"<<endl;
 191   } else if (fRecoverTracks)
 192     cout<<"Try to recover tracks getting lost during tracking"<<endl;
 193
 194   if (strstr(option,"FULL")) {
 195     cout<<"Try to complete the reconstructed tracks by adding missing clusters: ";
 196     if (fComplementTracks) cout<<"ON"<<endl;
 197     else cout<<"OFF"<<endl;
 198   } else if (fComplementTracks)
 199     cout<<"Try to complete the reconstructed tracks by adding missing clusters"<<endl;
 200
 201   if (strstr(option,"FULL")) {
 202     cout<<"Try to improve the reconstructed tracks by removing bad clusters: ";
 203     if (fImproveTracks) cout<<Form("ON (sigma cut = %5.2f)",fSigmaCutForImprovement)<<endl;
 204     else cout<<"OFF"<<endl;
 205   } else if (fImproveTracks)
 206     cout<<Form("Try to improve the reconstructed tracks by removing bad clusters (sigma cut = %5.2f)",fSigmaCutForImprovement)<<endl;
 207
 208   if (strstr(option,"FULL")) {
 209     cout<<"Use smoother to compute final track parameters, etc, at each cluster (used for Kalman tracking only): ";
 210     if (fUseSmoother) cout<<"ON"<<endl;
 211     else cout<<"OFF"<<endl;
 212   } else if (fUseSmoother)
 213     cout<<"Use smoother to compute final track parameters, etc, at each cluster"<<endl;
 214
 215   cout<<Form("Maximum normalized chi2 of tracking/trigger track matching = %5.2f",fMaxNormChi2MatchTrigger)<<endl;
 216
 217   cout<<"\t-------------------------------------"<<endl<<endl;
 218
 219 }
 220