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[u/mrichter/AliRoot.git] / MUON / AliMUONESDInterface.cxx
index 589bf70e0b5cf56df014f633b05d5576420adcaf..3a674b00380713e7fa11a44b3a43a8b259c77ff9 100644 (file)
 #include "AliMUONVClusterStore.h"
 #include "AliMUONVDigit.h"
 #include "AliMUONVDigitStore.h"
+#include "AliMUONLocalTrigger.h"
+#include "AliMUONTriggerTrack.h"
+#include "AliMUONVTriggerStore.h"
 #include "AliMUON2DMapIterator.h"
 #include "AliMUONTrackParam.h"
 #include "AliMUONTrackExtrap.h"
 #include "AliMUONConstants.h"
+#include "AliMUONTracker.h"
+#include "AliMUONRecoParam.h"
+#include "AliMUONVTrackReconstructor.h"
 
 #include "AliMpExMapIterator.h"
 #include "AliMpVSegmentation.h"
 #include "AliMpSegmentation.h"
-#include "AliMpIntPair.h"
 #include "AliMpPad.h"
 
 #include "AliESDEvent.h"
 /// 
 /// 1) using the static methods converting the objects one by one
 ///
-/// 2) loading a whole ESDEvent and using the getters and/or the iterators
+/// 2) loading a whole ESDEvent and using the finders and/or the iterators
 ///    to access the corresponding MUON objects
 ///
+/// note: You can set the recoParam used to refit the MUON track with ResetTracker(...);
+///       By default we use Kalman filter + Smoother
+///
 /// \author Philippe Pillot
 //-----------------------------------------------------------------------------
 
 ClassImp(AliMUONESDInterface)
 /// \endcond
 
+AliMUONRecoParam* AliMUONESDInterface::fgRecoParam = 0x0;
+AliMUONVTrackReconstructor* AliMUONESDInterface::fgTracker = 0x0;
+
 TString AliMUONESDInterface::fgTrackStoreName = "AliMUONTrackStoreV1";
 TString AliMUONESDInterface::fgClusterStoreName = "AliMUONClusterStoreV2";
 TString AliMUONESDInterface::fgDigitStoreName = "AliMUONDigitStoreV2R";
+TString AliMUONESDInterface::fgTriggerStoreName = "AliMUONTriggerStoreV1";
 
 //_____________________________________________________________________________
 AliMUONESDInterface::AliMUONESDInterface()
 : TObject(),
-  fTracks(0x0),
-  fDigits(0x0),
-  fClusterMap(0x0),
-  fDigitMap(0x0)
+fTracks(0x0),
+fDigits(0x0),
+fTriggers(0x0),
+fClusterMap(0x0),
+fDigitMap(0x0)
 {
   /// Default constructor
 }
@@ -84,6 +97,7 @@ AliMUONESDInterface::~AliMUONESDInterface()
   /// Destructor
   delete fTracks;
   delete fDigits;
+  delete fTriggers;
   delete fClusterMap;
   delete fDigitMap;
 }
@@ -98,6 +112,7 @@ void AliMUONESDInterface::Clear(Option_t*)
   /// clear memory
   delete fTracks; fTracks = 0x0;
   delete fDigits; fDigits = 0x0;
+  delete fTriggers; fTriggers = 0x0;
   delete fClusterMap; fClusterMap = 0x0;
   delete fDigitMap; fDigitMap = 0x0;
 }
@@ -113,6 +128,9 @@ void AliMUONESDInterface::Reset()
   if (fDigits) fDigits->Clear("C");
   else fDigits = NewDigitStore();
   
+  if (fTriggers) fTriggers->Clear("C");
+  else fTriggers = NewTriggerStore();
+  
   if (fClusterMap) fClusterMap->Clear();
   else fClusterMap = new AliMpExMap;
   fClusterMap->SetOwner(kTRUE);
@@ -137,6 +155,12 @@ void AliMUONESDInterface::LoadEvent(AliESDEvent& esdEvent)
     // get ESD track
     AliESDMuonTrack* esdTrack = esdEvent.GetMuonTrack(iTrack);
     
+    // fill trigger store if related info are availables
+    if (esdTrack->ContainTriggerData()) Add(*esdTrack, *fTriggers);
+    
+    // fill tracker data if availables
+    if (!esdTrack->ContainTrackerData()) continue;
+    
     // add it to track store
     AliMUONTrack* track = Add(*esdTrack, *fTracks);
     
@@ -170,7 +194,7 @@ void AliMUONESDInterface::LoadEvent(AliESDEvent& esdEvent)
       
       // loop over ESD pads
       Int_t nPads = esdCluster->GetNPads();
-      for (Int_t iPad = 0; iPad <  nPads; iPad++) {
+      for (Int_t iPad = 0; iPad < nPads; iPad++) {
        
        // get ESD pad
        AliESDMuonPad *esdPad = (AliESDMuonPad*) esdCluster->GetPads().UncheckedAt(iPad);
@@ -250,6 +274,13 @@ Int_t AliMUONESDInterface::GetNDigitsInCluster(UInt_t clusterId) const
   return cluster ? cluster->GetNDigits() : 0;
 }
 
+//___________________________________________________________________________
+Int_t AliMUONESDInterface::GetNTriggers() const
+{
+  /// return the number of triggers
+  return fTriggers ? fTriggers->GetSize() : 0;
+}
+
 //___________________________________________________________________________
 AliMUONTrack* AliMUONESDInterface::FindTrack(UInt_t trackId) const
 {
@@ -301,6 +332,13 @@ AliMUONVDigit* AliMUONESDInterface::FindDigit(UInt_t digitId) const
   return digit;
 }
 
+//___________________________________________________________________________
+AliMUONLocalTrigger* AliMUONESDInterface::FindLocalTrigger(Int_t boardNumber) const
+{
+  /// return MUON local trigger "boardNumber"
+  return (fTriggers) ? fTriggers->FindLocal(boardNumber) : 0x0;
+}
+
 //___________________________________________________________________________
 TIterator* AliMUONESDInterface::CreateTrackIterator() const
 {
@@ -369,6 +407,13 @@ TIterator* AliMUONESDInterface::CreateDigitIteratorInCluster(UInt_t clusterId) c
   return 0x0;
 }
 
+//___________________________________________________________________________
+TIterator* AliMUONESDInterface::CreateLocalTriggerIterator() const
+{
+  /// return iterator over all local trigger
+  return fTriggers ? fTriggers->CreateLocalIterator() : 0x0;
+}
+
 //___________________________________________________________________________
 AliMUONVCluster* AliMUONESDInterface::FindClusterInTrack(const AliMUONTrack& track, UInt_t clusterId) const
 {
@@ -389,6 +434,32 @@ AliMUONVCluster* AliMUONESDInterface::FindClusterInTrack(const AliMUONTrack& tra
 //                                static methods                               //
 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++//
 
+//_____________________________________________________________________________
+void AliMUONESDInterface::ResetTracker(const AliMUONRecoParam* recoParam)
+{
+  /// Reset the MUON tracker using "recoParam" if provided.
+  /// If not provided, will use Kalman filter + Smoother
+  
+  delete fgTracker;
+  delete fgRecoParam;
+  
+  if (recoParam) {
+    
+    fgRecoParam = new AliMUONRecoParam(*recoParam);
+    
+  } else {
+    
+    fgRecoParam = AliMUONRecoParam::GetLowFluxParam();
+    fgRecoParam->SetTrackingMode("KALMAN");
+    fgRecoParam->UseSmoother(kTRUE);
+    fgRecoParam->SetBendingVertexDispersion(10.);
+    
+  }
+  
+  fgTracker = AliMUONTracker::CreateTrackReconstructor(fgRecoParam,0x0);
+  
+}
+
 //_____________________________________________________________________________
 AliMUONVTrackStore* AliMUONESDInterface::NewTrackStore()
 {
@@ -425,6 +496,18 @@ AliMUONVDigitStore* AliMUONESDInterface::NewDigitStore()
   return reinterpret_cast<AliMUONVDigitStore*>(classPtr->New());
 }
 
+//_____________________________________________________________________________
+AliMUONVTriggerStore* AliMUONESDInterface::NewTriggerStore()
+{
+  /// Create an empty trigger store of type fgTriggerStoreName
+  TClass* classPtr = TClass::GetClass(fgTriggerStoreName);
+  if (!classPtr || !classPtr->InheritsFrom("AliMUONVTriggerStore")) {
+    cout<<"E-AliMUONESDInterface::NewTriggerStore: Unable to create store of type "<<fgTriggerStoreName.Data()<<endl;
+    return 0x0;
+  }
+  return reinterpret_cast<AliMUONVTriggerStore*>(classPtr->New());
+}
+
 //_________________________________________________________________________
 void AliMUONESDInterface::GetParamAtVertex(const AliESDMuonTrack& esdTrack, AliMUONTrackParam& trackParam)
 {
@@ -557,7 +640,18 @@ void AliMUONESDInterface::SetParamCov(const AliMUONTrackParam& trackParam, AliES
 //_____________________________________________________________________________
 void AliMUONESDInterface::ESDToMUON(const AliESDMuonTrack& esdTrack, AliMUONTrack& track)
 {
-  /// Transfert data from ESDMuon track to MUON track
+  /// Transfert data from ESDMuon track to MUON track.
+  /// The track parameters at each cluster are obtained by refitting the track
+  /// or by extrapolating the parameters at the first one if the refit failed.
+  /// note: You can set the recoParam used to refit the MUON track with ResetTracker(...);
+  ///       By default we use Kalman filter + Smoother
+  
+  // if the ESDMuon track is a ghost then return an empty MUON track
+  if (!esdTrack.ContainTrackerData()) {
+    track.Reset();
+    track.SetUniqueID(esdTrack.GetUniqueID());
+    return;
+  }
   
   track.Clear("C");
   
@@ -571,7 +665,6 @@ void AliMUONESDInterface::ESDToMUON(const AliESDMuonTrack& esdTrack, AliMUONTrac
   track.SetMatchTrigger(esdTrack.GetMatchTrigger());
   track.SetLoTrgNum(-1);
   track.SetChi2MatchTrigger(esdTrack.GetChi2MatchTrigger());
-  track.SetTrackID(0);
   track.SetHitsPatternInTrigCh(esdTrack.GetHitsPatternInTrigCh());
   track.SetLocalTrigger(esdTrack.LoCircuit(), esdTrack.LoStripX(), esdTrack.LoStripY(),
                        esdTrack.LoDev(), esdTrack.LoLpt(), esdTrack.LoHpt());
@@ -617,15 +710,15 @@ void AliMUONESDInterface::ESDToMUON(const AliESDMuonTrack& esdTrack, AliMUONTrac
     firstTrackParam->SetZ(esdTrack.GetZUncorrected()); // reset the z to the one stored in ESD
     AliMUONTrackExtrap::ExtrapToZCov(firstTrackParam,firstTrackParam->GetClusterPtr()->GetZ());
     
-    // Compute track parameters and covariances at each cluster from those at the first one
-    track.UpdateCovTrackParamAtCluster();
+    // refit the track to get better parameters and covariances at each cluster (temporary disable track improvement)
+    if (!fgTracker) ResetTracker();
+    if (!fgTracker->RefitTrack(track, kFALSE)) track.UpdateCovTrackParamAtCluster();
     
   } else {
     
-    // get number of the first hit chamber (according to the MUONClusterMap if not empty)
+    // get number of the first hit chamber according to the MUONClusterMap
     Int_t firstCh = 0;
-    if (esdTrack.GetMuonClusterMap() != 0) while (!esdTrack.IsInMuonClusterMap(firstCh)) firstCh++;
-    else firstCh = AliMUONConstants::ChamberNumber(param.GetZ());
+    while (firstCh < 10 && !esdTrack.IsInMuonClusterMap(firstCh)) firstCh++;
     
     // produce fake cluster at this chamber
     cluster->SetUniqueID(AliMUONVCluster::BuildUniqueID(firstCh, 0, 0));
@@ -637,11 +730,44 @@ void AliMUONESDInterface::ESDToMUON(const AliESDMuonTrack& esdTrack, AliMUONTrac
     
   }
   
+  // set the MC label from ESD track
+  track.SetMCLabel(esdTrack.GetLabel());
+  
   delete cluster;
   delete cStore;
   
 }
 
+//_____________________________________________________________________________
+void AliMUONESDInterface::ESDToMUON(const AliESDMuonTrack& esdTrack, AliMUONLocalTrigger& locTrg)
+{
+  /// Transfert trigger data from ESDMuon track to the MUONLocalTtrigger object
+  
+  // if the ESDMuon track is a ghost then return an empty MUON track
+  if (!esdTrack.ContainTriggerData()) {
+    AliMUONLocalTrigger emptyLocTrg;
+    locTrg = emptyLocTrg;
+    return;
+  }
+  
+  locTrg.SetLoCircuit(esdTrack.LoCircuit());
+  locTrg.SetLoStripX(esdTrack.LoStripX());
+  locTrg.SetLoStripY(esdTrack.LoStripY());
+  locTrg.SetDeviation(esdTrack.LoDev());
+  locTrg.SetLoLpt(esdTrack.LoLpt());
+  locTrg.SetLoHpt(esdTrack.LoHpt());
+  locTrg.SetLoTrigY(1);
+  locTrg.SetX1Pattern(esdTrack.GetTriggerX1Pattern());
+  locTrg.SetX2Pattern(esdTrack.GetTriggerX2Pattern());
+  locTrg.SetX3Pattern(esdTrack.GetTriggerX3Pattern());
+  locTrg.SetX4Pattern(esdTrack.GetTriggerX4Pattern());
+  locTrg.SetY1Pattern(esdTrack.GetTriggerY1Pattern());
+  locTrg.SetY2Pattern(esdTrack.GetTriggerY2Pattern());
+  locTrg.SetY3Pattern(esdTrack.GetTriggerY3Pattern());
+  locTrg.SetY4Pattern(esdTrack.GetTriggerY4Pattern());
+  
+}
+
 //_____________________________________________________________________________
 void AliMUONESDInterface::ESDToMUON(const AliESDMuonCluster& esdCluster, AliMUONVCluster& cluster)
 {
@@ -654,6 +780,7 @@ void AliMUONESDInterface::ESDToMUON(const AliESDMuonCluster& esdCluster, AliMUON
   cluster.SetErrXY(esdCluster.GetErrX(),esdCluster.GetErrY());
   cluster.SetCharge(esdCluster.GetCharge());
   cluster.SetChi2(esdCluster.GetChi2());
+  cluster.SetMCLabel(esdCluster.GetLabel());
   
   if (esdCluster.PadsStored()) {
     Int_t nPads = esdCluster.GetNPads();
@@ -669,26 +796,45 @@ void AliMUONESDInterface::ESDToMUON(const AliESDMuonPad& esdPad, AliMUONVDigit&
   /// Transfert data from ESDMuon pad to MUON digit
   
   const AliMpVSegmentation* seg = AliMpSegmentation::Instance()->GetMpSegmentationByElectronics(esdPad.GetDetElemId(), esdPad.GetManuId());  
-  AliMpPad pad = seg->PadByLocation(AliMpIntPair(esdPad.GetManuId(), esdPad.GetManuChannel()), kFALSE);
+  AliMpPad pad = seg->PadByLocation(esdPad.GetManuId(), esdPad.GetManuChannel(), kFALSE);
   
-  digit.Saturated(kFALSE);
+  digit.Saturated(esdPad.IsSaturated());
   digit.Used(kFALSE);
-  digit.Calibrated(kTRUE);
+  digit.Calibrated(esdPad.IsCalibrated());
   digit.SetUniqueID(esdPad.GetUniqueID());
   digit.SetCharge(esdPad.GetCharge());
   digit.SetADC(esdPad.GetADC());
-  digit.SetPadXY(pad.GetIndices().GetFirst(), pad.GetIndices().GetSecond());
+  digit.SetPadXY(pad.GetIx(), pad.GetIy());
   
 }
 
 //_____________________________________________________________________________
-void AliMUONESDInterface::MUONToESD(const AliMUONTrack& track, AliESDMuonTrack& esdTrack, const Double_t vertex[3], const AliMUONVDigitStore* digits)
+void AliMUONESDInterface::MUONToESD(const AliMUONTrack& track, AliESDMuonTrack& esdTrack, const Double_t vertex[3],
+                                   const AliMUONVDigitStore* digits, const AliMUONLocalTrigger* locTrg)
 {
   /// Transfert data from MUON track to ESDMuon track
   /// Incorporate the ESDPads if the digits are provided
+  /// Add trigger info if the MUON track is matched with a trigger track
+  
+  // empty MUON track -> produce a ghost ESDMuon track if trigger info are available otherwise produce an empty track
+  if (track.GetNClusters() == 0) {
+    if (locTrg) MUONToESD(*locTrg, esdTrack, track.GetUniqueID());
+    else {
+      cout<<"W-AliMUONESDInterface::MUONToESD: will produce an empty ESDMuon track"<<endl;
+      esdTrack.Reset();
+      esdTrack.SetUniqueID(0xFFFFFFFF);
+    }
+    return;
+  }
   
   esdTrack.Clear("C");
   
+  // set global info
+  esdTrack.SetUniqueID(track.GetUniqueID());
+  esdTrack.SetChi2(track.GetGlobalChi2());
+  esdTrack.SetNHit(track.GetNClusters());
+  esdTrack.SetLabel(track.GetMCLabel());
+  
   // set param at first cluster
   AliMUONTrackParam* trackParam = static_cast<AliMUONTrackParam*>((track.GetTrackParamAtCluster())->First());
   SetParamAtFirstCluster(*trackParam, esdTrack);
@@ -704,14 +850,6 @@ void AliMUONESDInterface::MUONToESD(const AliMUONTrack& track, AliESDMuonTrack&
   AliMUONTrackExtrap::ExtrapToVertexWithoutBranson(&trackParamAtDCA, vertex[2]);
   SetParamAtDCA(trackParamAtDCA, esdTrack);
   
-  // set global info
-  esdTrack.SetUniqueID(track.GetUniqueID());
-  esdTrack.SetChi2(track.GetGlobalChi2());
-  esdTrack.SetNHit(track.GetNClusters());
-  esdTrack.SetLocalTrigger(track.GetLocalTrigger());
-  esdTrack.SetChi2MatchTrigger(track.GetChi2MatchTrigger());
-  esdTrack.SetHitsPatternInTrigCh(track.GetHitsPatternInTrigCh());
-  
   // set muon cluster info
   AliESDMuonCluster esdCluster;
   esdTrack.SetMuonClusterMap(0);
@@ -722,6 +860,68 @@ void AliMUONESDInterface::MUONToESD(const AliMUONTrack& track, AliESDMuonTrack&
     trackParam = static_cast<AliMUONTrackParam*>(track.GetTrackParamAtCluster()->After(trackParam));
   }
   
+  // set trigger info
+  esdTrack.SetLocalTrigger(track.GetLocalTrigger());
+  esdTrack.SetChi2MatchTrigger(track.GetChi2MatchTrigger());
+  esdTrack.SetHitsPatternInTrigCh(track.GetHitsPatternInTrigCh());
+  if (locTrg) {
+    esdTrack.SetTriggerX1Pattern(locTrg->GetX1Pattern());
+    esdTrack.SetTriggerY1Pattern(locTrg->GetY1Pattern());
+    esdTrack.SetTriggerX2Pattern(locTrg->GetX2Pattern());
+    esdTrack.SetTriggerY2Pattern(locTrg->GetY2Pattern());
+    esdTrack.SetTriggerX3Pattern(locTrg->GetX3Pattern());
+    esdTrack.SetTriggerY3Pattern(locTrg->GetY3Pattern());
+    esdTrack.SetTriggerX4Pattern(locTrg->GetX4Pattern());
+    esdTrack.SetTriggerY4Pattern(locTrg->GetY4Pattern());
+  } else {
+    esdTrack.SetTriggerX1Pattern(0);
+    esdTrack.SetTriggerY1Pattern(0);
+    esdTrack.SetTriggerX2Pattern(0);
+    esdTrack.SetTriggerY2Pattern(0);
+    esdTrack.SetTriggerX3Pattern(0);
+    esdTrack.SetTriggerY3Pattern(0);
+    esdTrack.SetTriggerX4Pattern(0);
+    esdTrack.SetTriggerY4Pattern(0);
+  }
+  
+}
+
+//_____________________________________________________________________________
+void AliMUONESDInterface::MUONToESD(const AliMUONLocalTrigger& locTrg, AliESDMuonTrack& esdTrack,
+                                   UInt_t trackId, const AliMUONTriggerTrack* triggerTrack)
+{
+  /// Build ghost ESDMuon track containing only informations about trigger track
+  
+  esdTrack.Reset();
+  esdTrack.SetUniqueID(trackId);
+  
+  // set trigger info
+  AliMUONTrack muonTrack;
+  muonTrack.SetLocalTrigger(locTrg.LoCircuit(),
+                           locTrg.LoStripX(),
+                           locTrg.LoStripY(),
+                           locTrg.GetDeviation(),
+                           locTrg.LoLpt(),
+                           locTrg.LoHpt());
+  esdTrack.SetLocalTrigger(muonTrack.GetLocalTrigger());
+  esdTrack.SetChi2MatchTrigger(0.);
+  esdTrack.SetTriggerX1Pattern(locTrg.GetX1Pattern());
+  esdTrack.SetTriggerY1Pattern(locTrg.GetY1Pattern());
+  esdTrack.SetTriggerX2Pattern(locTrg.GetX2Pattern());
+  esdTrack.SetTriggerY2Pattern(locTrg.GetY2Pattern());
+  esdTrack.SetTriggerX3Pattern(locTrg.GetX3Pattern());
+  esdTrack.SetTriggerY3Pattern(locTrg.GetY3Pattern());
+  esdTrack.SetTriggerX4Pattern(locTrg.GetX4Pattern());
+  esdTrack.SetTriggerY4Pattern(locTrg.GetY4Pattern());
+  UShort_t hitPattern = 0;
+  if(triggerTrack){
+    hitPattern = triggerTrack->GetHitsPatternInTrigCh();
+    esdTrack.SetHitsPatternInTrigCh(hitPattern);
+    esdTrack.SetThetaXUncorrected(triggerTrack->GetThetax());
+    esdTrack.SetThetaYUncorrected(triggerTrack->GetThetay());
+    esdTrack.SetNonBendingCoorUncorrected(triggerTrack->GetX11());
+    esdTrack.SetBendingCoorUncorrected(triggerTrack->GetY11());
+  }
 }
 
 //_____________________________________________________________________________
@@ -737,6 +937,7 @@ void AliMUONESDInterface::MUONToESD(const AliMUONVCluster& cluster, AliESDMuonCl
   esdCluster.SetErrXY(cluster.GetErrX(), cluster.GetErrY());
   esdCluster.SetCharge(cluster.GetCharge());
   esdCluster.SetChi2(cluster.GetChi2());
+  esdCluster.SetLabel(cluster.GetMCLabel());
   
   if (digits) { // transfert all data if required
     
@@ -762,18 +963,31 @@ void AliMUONESDInterface::MUONToESD(const AliMUONVDigit& digit, AliESDMuonPad& e
   esdPad.SetUniqueID(digit.GetUniqueID());
   esdPad.SetADC(digit.ADC());
   esdPad.SetCharge(digit.Charge());
+  esdPad.SetCalibrated(digit.IsCalibrated());
+  esdPad.SetSaturated(digit.IsSaturated());
 }
 
 //___________________________________________________________________________
 AliMUONTrack* AliMUONESDInterface::Add(const AliESDMuonTrack& esdTrack, AliMUONVTrackStore& trackStore)
 {
   /// Create MUON track from ESDMuon track and add it to the store
-  /// return a pointer to the track into the store
+  /// return a pointer to the track into the store (0x0 if the track already exist)
+  if(trackStore.FindObject(esdTrack.GetUniqueID())) return 0x0;
   AliMUONTrack* track = trackStore.Add(AliMUONTrack());
   ESDToMUON(esdTrack, *track);
   return track;
 }
 
+//___________________________________________________________________________
+void AliMUONESDInterface::Add(const AliESDMuonTrack& esdTrack, AliMUONVTriggerStore& triggerStore)
+{
+  /// Create MUON local trigger from ESDMuon track and add it to the store if not already there
+  if (triggerStore.FindLocal(esdTrack.LoCircuit())) return;
+  AliMUONLocalTrigger locTrg;
+  ESDToMUON(esdTrack, locTrg);
+  triggerStore.Add(locTrg);
+}
+
 //___________________________________________________________________________
 AliMUONVCluster* AliMUONESDInterface::Add(const AliESDMuonCluster& esdCluster, AliMUONVClusterStore& clusterStore)
 {