]> git.uio.no Git - u/mrichter/AliRoot.git/blobdiff - MUON/AliMUONTracker.cxx
Reverting revision 49171;
[u/mrichter/AliRoot.git] / MUON / AliMUONTracker.cxx
index 7938b0db9ec3ce51634587c30faf99c37b477a31..382bae80c50a932f5e271dda2181dfa02772b718 100644 (file)
 /// reconstruct tracks from recpoints
 ///
 /// Actual tracking is performed by some AliMUONVTrackReconstructor children
-/// Tracking modes (ORIGINAL, KALMAN) and associated options and parameters
-/// can be changed by using:
-/// AliMUONRecoParam *muonRecoParam = AliMUONRecoParam::GetLow(High)FluxParam();
-/// muonRecoParam->Set...(); // see methods in AliMUONRecoParam.h for details
-/// AliMUONReconstructor::SetRecoParam(muonRecoParam);
+/// Tracking modes (ORIGINAL, KALMAN) and associated options and parameters can be changed
+/// through the AliMUONRecoParam object set in the reconstruction macro or read from the CDB
+/// (see methods in AliMUONRecoParam.h file for details)
 ///
 /// \author Christian Finck and Laurent Aphecetche, SUBATECH Nantes
 //-----------------------------------------------------------------------------
@@ -53,7 +51,6 @@
 #include "AliMUONTriggerTrackStoreV1.h"
 #include "AliMUONTriggerTrack.h"
 #include "AliMUONLocalTrigger.h"
-#include "AliMUONVCluster.h"
 #include "AliMUONVClusterServer.h"
 #include "AliMUONVDigitStore.h"
 #include "AliMUONVTriggerStore.h"
@@ -67,38 +64,38 @@ ClassImp(AliMUONTracker)
 
 
 //_____________________________________________________________________________
-AliMUONTracker::AliMUONTracker(AliMUONVClusterServer* clusterServer,
-                               const AliMUONVDigitStore& digitStore,
-                               const AliMUONDigitMaker* digitMaker,
+AliMUONTracker::AliMUONTracker(const AliMUONRecoParam* recoParam,
+                               AliMUONVClusterServer* clusterServer,
+                               AliMUONVDigitStore& digitStore,
                                const AliMUONGeometryTransformer* transformer,
                                const AliMUONTriggerCircuit* triggerCircuit)
 : AliTracker(),
-  fDigitMaker(digitMaker), // not owner
-  fTransformer(transformer), // not owner
-  fTriggerCircuit(triggerCircuit), // not owner
-  fTrackHitPatternMaker(0x0),
-  fTrackReco(0x0),
-  fClusterStore(0x0),
-  fTriggerStore(0x0),
-  fClusterServer(clusterServer), 
-  fIsOwnerOfClusterServer(kFALSE),
-  fDigitStore(digitStore), // not owner
-  fInputClusterStore(0x0),
-  fTriggerTrackStore(0x0)
+fkTransformer(transformer), // not owner
+fkTriggerCircuit(triggerCircuit), // not owner
+fTrackHitPatternMaker(0x0),
+fTrackReco(0x0),
+fClusterStore(0x0),
+fTriggerStore(0x0),
+fClusterServer(clusterServer), 
+fIsOwnerOfClusterServer(kFALSE),
+fkDigitStore(digitStore), // not owner
+fInputClusterStore(0x0),
+fTriggerTrackStore(0x0),
+fkRecoParam(recoParam)
 {
   /// constructor
-  if (fTransformer && fDigitMaker)
-    fTrackHitPatternMaker = new AliMUONTrackHitPattern(*fTransformer,*fDigitMaker);
+  if (fkTransformer)
+    fTrackHitPatternMaker = new AliMUONTrackHitPattern(recoParam,*fkTransformer,fkDigitStore);
   
   if (!fClusterServer)
   {
-    AliInfo("No cluster server given. Will use AliMUONLegacyClusterServer");
+    AliDebug(1,"No cluster server given. Will use AliMUONLegacyClusterServer");
     fIsOwnerOfClusterServer = kTRUE;
   }
   else
   {
-    TIter next(fDigitStore.CreateIterator());
-    fClusterServer->UseDigits(next);
+    TIter next(fkDigitStore.CreateIterator());
+    fClusterServer->UseDigits(next,&digitStore);
     
     SetupClusterServer(*fClusterServer);
   }
@@ -168,12 +165,14 @@ Int_t AliMUONTracker::LoadClusters(TTree* clustersTree)
     fInputClusterStore = AliMUONVClusterStore::Create(*clustersTree);
     if ( fInputClusterStore ) 
     {
-      AliInfo(Form("Created %s from cluster tree",fInputClusterStore->ClassName()));
+      AliDebug(1,Form("Created %s from cluster tree",fInputClusterStore->ClassName()));
       fInputClusterStore->Clear();
       fInputClusterStore->Connect(*clustersTree,kFALSE);
     }
     delete fClusterServer;
-    fClusterServer = new AliMUONLegacyClusterServer(*fTransformer,fInputClusterStore);
+    fClusterServer = new AliMUONLegacyClusterServer(*fkTransformer,fInputClusterStore,
+                                                                                                                                                                                                               GetRecoParam()->BypassSt4(),
+                                                                                                                                                                                                               GetRecoParam()->BypassSt5());
     SetupClusterServer(*fClusterServer);
   }
   
@@ -189,11 +188,11 @@ Int_t AliMUONTracker::Clusters2Tracks(AliESDEvent* esd)
 {
   /// Performs the tracking and store the resulting tracks in the ESD
   AliDebug(1,"");
-  AliCodeTimerAuto("")
+  AliCodeTimerAuto("",0)
   
   if (!fTrackReco) 
   {
-    fTrackReco = CreateTrackReconstructor(AliMUONReconstructor::GetRecoParam()->GetTrackingMode(),fClusterServer);
+    fTrackReco = CreateTrackReconstructor(GetRecoParam(),fClusterServer);
   }
   
   // if the required tracking mode does not exist
@@ -211,17 +210,17 @@ Int_t AliMUONTracker::Clusters2Tracks(AliESDEvent* esd)
   }
 
   // Make trigger tracks
-  if ( fTriggerCircuit ) 
+  if ( fkTriggerCircuit ) 
   {
     TriggerTrackStore()->Clear();
-    fTrackReco->EventReconstructTrigger(*fTriggerCircuit,*fTriggerStore,*(TriggerTrackStore()));
+    fTrackReco->EventReconstructTrigger(*fkTriggerCircuit,*fTriggerStore,*(TriggerTrackStore()));
   }
   
-  if ( AliMUONReconstructor::GetRecoParam()->BypassSt45() && TriggerTrackStore()->GetSize() > 5 ) 
+  if ( TriggerTrackStore()->GetSize() > GetRecoParam()->GetMaxTriggerTracks() ) 
   {
-    // Hard cut to reject shower events
+    // cut to reject shower events
     
-    AliCodeTimerAuto("MUON Shower events");
+    AliCodeTimerAuto("MUON Shower events",1);
 
     AliWarning(Form("Probably got a shower event (%d trigger tracks). Will not reconstruct tracks.",
                     TriggerTrackStore()->GetSize()));
@@ -249,18 +248,14 @@ Int_t AliMUONTracker::Clusters2Tracks(AliESDEvent* esd)
 }
 
 //_____________________________________________________________________________
-void AliMUONTracker::FillESD(AliMUONVTrackStore& trackStore, AliESDEvent* esd) const
+void AliMUONTracker::FillESD(const AliMUONVTrackStore& trackStore, AliESDEvent* esd) const
 {
   /// Fill the ESD from the trackStore
   AliDebug(1,"");
-  AliCodeTimerAuto("")
-  
-  AliMUONTrack* track;
-  AliESDMuonTrack esdTrack;
-  Double_t vertex[3] = {0., 0., 0.};
-  TIter next(trackStore.CreateIterator());
+  AliCodeTimerAuto("",0)
   
   // get ITS vertex
+  Double_t vertex[3] = {0., 0., 0.};
   const AliESDVertex* esdVert = esd->GetVertex(); 
   if (esdVert->GetNContributors()) {
     esdVert->GetXYZ(vertex);
@@ -268,117 +263,79 @@ void AliMUONTracker::FillESD(AliMUONVTrackStore& trackStore, AliESDEvent* esd) c
   }
   
   // fill ESD event including all info in ESD cluster if required and only for the given fraction of events
-  if (AliMUONReconstructor::GetRecoParam()->SaveFullClusterInESD() && 
-      gRandom->Uniform(100.) <= AliMUONReconstructor::GetRecoParam()->GetPercentOfFullClusterInESD()) {
+  AliMUONTrack* track;
+  AliMUONLocalTrigger* locTrg;
+  AliESDMuonTrack esdTrack;
+  TIter next(trackStore.CreateIterator());
+  if (GetRecoParam()->SaveFullClusterInESD() && 
+      gRandom->Uniform(100.) <= GetRecoParam()->GetPercentOfFullClusterInESD()) {
     
     while ( ( track = static_cast<AliMUONTrack*>(next()) ) ) {
-      AliMUONESDInterface::MUONToESD(*track, esdTrack, vertex, &fDigitStore);
-      // set the trigger x/y strips pattern
-      if (esdTrack.GetMatchTrigger()) {
-       AliMUONLocalTrigger* locTrg = static_cast<AliMUONLocalTrigger*>(fTriggerStore->FindLocal(esdTrack.LoCircuit()));
-       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());
-      }
+      
+      if (track->GetMatchTrigger() > 0) {
+       locTrg = static_cast<AliMUONLocalTrigger*>(fTriggerStore->FindLocal(track->LoCircuit()));
+       AliMUONESDInterface::MUONToESD(*track, esdTrack, vertex, &fkDigitStore, locTrg);
+      } else AliMUONESDInterface::MUONToESD(*track, esdTrack, vertex, &fkDigitStore);
+      
       esd->AddMuonTrack(&esdTrack);
     }
     
   } else {
     
     while ( ( track = static_cast<AliMUONTrack*>(next()) ) ) {
-      AliMUONESDInterface::MUONToESD(*track, esdTrack, vertex);
-      // set the trigger x/y strips pattern
-      if (esdTrack.GetMatchTrigger()) {
-       AliMUONLocalTrigger* locTrg = static_cast<AliMUONLocalTrigger*>(fTriggerStore->FindLocal(esdTrack.LoCircuit()));
-       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());
-      }
+      
+      if (track->GetMatchTrigger() > 0) {
+       locTrg = static_cast<AliMUONLocalTrigger*>(fTriggerStore->FindLocal(track->LoCircuit()));
+       AliMUONESDInterface::MUONToESD(*track, esdTrack, vertex, 0x0, locTrg);
+      } else AliMUONESDInterface::MUONToESD(*track, esdTrack, vertex);
+      
       esd->AddMuonTrack(&esdTrack);
     }
     
   }
-
-  // fill the local trigger decisions not matched with tracks 
-  // associate them to "ghost" tracks
-
-  Int_t loTrgNum(-1);
+  
+  // fill the local trigger decisions not matched with tracks (associate them to "ghost" tracks)
+  UInt_t ghostId = 0xFFFFFFFF - 1;
   Bool_t matched = kFALSE;
-
   AliMUONTriggerTrack *triggerTrack;
-  AliMUONTrack muonTrack;
-  AliESDMuonTrack esdGhostTrack;
   TIter itTriggerTrack(fTriggerTrackStore->CreateIterator());
-  while ( ( triggerTrack = static_cast<AliMUONTriggerTrack*>(itTriggerTrack() )
-) )
-    {
-      loTrgNum = triggerTrack->GetLoTrgNum();
-      AliMUONLocalTrigger* locTrg = static_cast<AliMUONLocalTrigger*>(fTriggerStore->FindLocal(loTrgNum));
-
-      /* verify if this local trigger has been already matched */
-      TIter itTrack(trackStore.CreateIterator());
-      while ( ( track = static_cast<AliMUONTrack*>(itTrack()) ) )
-        {
-          if (matched = (track->LoCircuit() == locTrg->LoCircuit())) break;
-        }
-      if (matched) continue;
-
-      muonTrack.SetLocalTrigger(locTrg->LoCircuit(),
-                                locTrg->LoStripX(),
-                                locTrg->LoStripY(),
-                                locTrg->LoDev(),
-                                locTrg->LoLpt(),
-                                locTrg->LoHpt());
-
-      /* make the AliESDMuonTrack from the "track" object */
-
-      esdGhostTrack.SetLocalTrigger(muonTrack.GetLocalTrigger());
-      // set the transverse momentum of this track to "zero"
-      esdGhostTrack.SetInverseBendingMomentum(1.E+10);
-      esdGhostTrack.SetInverseBendingMomentumAtDCA(1.E+10);
-      esdGhostTrack.SetInverseBendingMomentumUncorrected(1.E+10);
-      // set the trigger x/y strips pattern
-      esdGhostTrack.SetTriggerX1Pattern(locTrg->GetX1Pattern());
-      esdGhostTrack.SetTriggerY1Pattern(locTrg->GetY1Pattern());
-      esdGhostTrack.SetTriggerX2Pattern(locTrg->GetX2Pattern());
-      esdGhostTrack.SetTriggerY2Pattern(locTrg->GetY2Pattern());
-      esdGhostTrack.SetTriggerX3Pattern(locTrg->GetX3Pattern());
-      esdGhostTrack.SetTriggerY3Pattern(locTrg->GetY3Pattern());
-      esdGhostTrack.SetTriggerX4Pattern(locTrg->GetX4Pattern());
-      esdGhostTrack.SetTriggerY4Pattern(locTrg->GetY4Pattern());
-      esd->AddMuonTrack(&esdGhostTrack);
-
+  while ( ( triggerTrack = static_cast<AliMUONTriggerTrack*>(itTriggerTrack()) ) ) {
+    
+    locTrg = static_cast<AliMUONLocalTrigger*>(fTriggerStore->FindLocal(triggerTrack->GetLoTrgNum()));
+    
+    // check if this local trigger has already been matched
+    TIter itTrack(trackStore.CreateIterator());
+    while ( ( track = static_cast<AliMUONTrack*>(itTrack()) ) ) {
+      matched = (track->LoCircuit() == locTrg->LoCircuit());
+      if (matched) break;
     }
+    if (matched) continue;
+
+    AliMUONESDInterface::MUONToESD(*locTrg, esdTrack, ghostId, triggerTrack);
+    
+    esd->AddMuonTrack(&esdTrack);
+    ghostId -= 1;
+  }
   
 }
 
 //_____________________________________________________________________________
-AliMUONVTrackReconstructor* AliMUONTracker::CreateTrackReconstructor(const char* trackingMode, AliMUONVClusterServer* clusterServer)
+AliMUONVTrackReconstructor* AliMUONTracker::CreateTrackReconstructor(const AliMUONRecoParam* recoParam, AliMUONVClusterServer* clusterServer)
 {
   /// Create track reconstructor, depending on tracking mode set in RecoParam
   
   AliMUONVTrackReconstructor* trackReco(0x0);
   
-  TString opt(trackingMode);
+  TString opt(recoParam->GetTrackingMode());
   opt.ToUpper();
   
   if (strstr(opt,"ORIGINAL"))
   {
-    trackReco = new AliMUONTrackReconstructor(*clusterServer);
+    trackReco = new AliMUONTrackReconstructor(recoParam,clusterServer);
   }
   else if (strstr(opt,"KALMAN"))
   {
-    trackReco = new AliMUONTrackReconstructorK(*clusterServer);
+    trackReco = new AliMUONTrackReconstructorK(recoParam,clusterServer);
   }
   else
   {
@@ -386,7 +343,7 @@ AliMUONVTrackReconstructor* AliMUONTracker::CreateTrackReconstructor(const char*
     return 0x0;
   }
   
-  AliInfoClass(Form("Will use %s for tracking",trackReco->ClassName()));
+  AliDebugClass(1,Form("Will use %s for tracking",trackReco->ClassName()));
   
   return trackReco;
 }
@@ -407,18 +364,38 @@ AliMUONTracker::SetupClusterServer(AliMUONVClusterServer& clusterServer)
 {
   /// Setup the cluster server
   
-  if ( AliMUONReconstructor::GetRecoParam()->BypassSt45() )
+  if ( GetRecoParam()->BypassSt4() ||
+                        GetRecoParam()->BypassSt5() )
   {
     Bool_t ok = clusterServer.UseTriggerTrackStore(TriggerTrackStore());
   
+               TString msg1;
+               TString msg2;
+               
+               if ( GetRecoParam()->BypassSt45() )
+               {
+                       msg1 = "STATIONS 4 AND 5";
+                       msg2 = "THOSE TWO STATIONS";
+               }
+               else if ( GetRecoParam()->BypassSt4() )
+               {
+                       msg1 = "STATION 4";
+                       msg2 = "THAT STATION";
+               }
+               else if ( GetRecoParam()->BypassSt5() )
+               {
+                       msg1 = "STATION 5";
+                       msg2 = "THAT STATION";
+               }
+               
     if ( ok ) 
-    
     {
-      AliWarning("WILL USE TRIGGER TRACKS TO GENERATE CLUSTERS IN STATIONS 4 AND 5, THUS BYPASSING REAL CLUSTERS IN THOSE TWO STATIONS !!!");    
+      AliWarning(Form("WILL USE TRIGGER TRACKS TO GENERATE CLUSTERS IN %s, "
+                                                                                       "THUS BYPASSING REAL CLUSTERS IN %s!!!",msg1.Data(),msg2.Data()));    
     }
     else
     {
-      AliWarning("BYPASSING OF ST45 REQUESTED, BUT CLUSTERSERVER DOES NOT SEEM TO SUPPORT IT !!!");    
+      AliWarning("BYPASSING OF ST4 AND/OR 5 REQUESTED, BUT CLUSTERSERVER DOES NOT SEEM TO SUPPORT IT !!!");    
     }
   }
 }