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