/// 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
//-----------------------------------------------------------------------------
#include "AliMUONTrackReconstructorK.h"
#include "AliMUONTrackStoreV1.h"
#include "AliMUONTriggerTrackStoreV1.h"
-#include "AliMUONVCluster.h"
+#include "AliMUONTriggerTrack.h"
+#include "AliMUONLocalTrigger.h"
#include "AliMUONVClusterServer.h"
#include "AliMUONVDigitStore.h"
#include "AliMUONVTriggerStore.h"
+#include "AliMUONTriggerUtilities.h"
#include <Riostream.h>
#include <TRandom.h>
#include <TTree.h>
+#include "AliLog.h"
/// \cond CLASSIMP
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)
+ const AliMUONTriggerCircuit* triggerCircuit,
+ const AliMUONTriggerUtilities* triggerUtilities)
: 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),
+fInternalTrackStore(0x0)
{
/// constructor
- if (fTransformer && fDigitMaker)
- fTrackHitPatternMaker = new AliMUONTrackHitPattern(*fTransformer,*fDigitMaker);
+
+ if (fkTransformer)
+ fTrackHitPatternMaker = new AliMUONTrackHitPattern(recoParam,*fkTransformer,fkDigitStore,triggerUtilities);
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);
}
AliMUONTracker::~AliMUONTracker()
{
/// dtor
+
delete fTrackReco;
delete fTrackHitPatternMaker;
delete fClusterStore;
if ( fIsOwnerOfClusterServer ) delete fClusterServer;
delete fInputClusterStore;
delete fTriggerTrackStore;
+ delete fInternalTrackStore;
}
//_____________________________________________________________________________
{
/// Load triggerStore from clustersTree
- delete fTriggerStore;
- delete fInputClusterStore;
- fInputClusterStore=0x0;
-
if ( ! clustersTree ) {
AliFatal("No clustersTree");
return 1;
}
- fTriggerStore = AliMUONVTriggerStore::Create(*clustersTree);
+ if ( !fTriggerStore )
+ {
+ fTriggerStore = AliMUONVTriggerStore::Create(*clustersTree);
+ }
if (!fTriggerStore)
{
return 2;
}
- if ( fIsOwnerOfClusterServer )
+ if (!fInputClusterStore)
{
fInputClusterStore = AliMUONVClusterStore::Create(*clustersTree);
- if ( fInputClusterStore )
+ if (!fInputClusterStore)
{
- AliInfo(Form("Created %s from cluster tree",fInputClusterStore->ClassName()));
- fInputClusterStore->Clear();
- fInputClusterStore->Connect(*clustersTree,kFALSE);
+ AliError("Could not get clusterStore");
+ return 3;
}
- delete fClusterServer;
- fClusterServer = new AliMUONLegacyClusterServer(*fTransformer,fInputClusterStore);
- SetupClusterServer(*fClusterServer);
+ AliDebug(1,Form("Created %s from cluster tree",fInputClusterStore->ClassName()));
+ }
+
+ if ( !fClusterServer && fIsOwnerOfClusterServer )
+ {
+ if ( !fClusterServer )
+ {
+ fClusterServer = new AliMUONLegacyClusterServer(*fkTransformer,fInputClusterStore,
+ GetRecoParam()->BypassSt4(),
+ GetRecoParam()->BypassSt5());
+ SetupClusterServer(*fClusterServer);
+ }
+
}
+ fInputClusterStore->Clear();
+ fInputClusterStore->Connect(*clustersTree,kFALSE);
+ fTriggerStore->Clear();
fTriggerStore->Connect(*clustersTree,kFALSE);
clustersTree->GetEvent(0);
Int_t AliMUONTracker::Clusters2Tracks(AliESDEvent* esd)
{
/// Performs the tracking and store the resulting tracks in the ESD
- AliDebug(1,"");
- AliCodeTimerAuto("")
+ ///
+ /// note that we're dealing with two cluster stores here : fInputClusterStore
+ /// and ClusterStore().
+ /// The first one is read from the TreeR and may be used by the cluster server
+ /// (that's the case for the legacy cluster server) to fill the other one.
+ /// The second one is more dynamic and might be created on the fly by the cluster
+ /// server (used by the combined tracking, in which case the first one is not used
+ /// at all).
+
+ AliCodeTimerAuto("",0)
if (!fTrackReco)
{
- fTrackReco = CreateTrackReconstructor(AliMUONReconstructor::GetRecoParam()->GetTrackingMode(),fClusterServer);
+ fTrackReco = CreateTrackReconstructor(GetRecoParam(),fClusterServer,fkTransformer);
+ fInternalTrackStore = new AliMUONTrackStoreV1;
}
// if the required tracking mode does not exist
}
// Make trigger tracks
- if ( fTriggerCircuit )
+ if ( fkTriggerCircuit )
{
TriggerTrackStore()->Clear();
- fTrackReco->EventReconstructTrigger(*fTriggerCircuit,*fTriggerStore,*(TriggerTrackStore()));
+ fTrackReco->EventReconstructTrigger(*fkTriggerCircuit,*fTriggerStore,*(TriggerTrackStore()));
}
- // Make tracker tracks
- AliMUONVTrackStore* trackStore = new AliMUONTrackStoreV1;
- fTrackReco->EventReconstruct(*(ClusterStore()),*trackStore);
+ if ( TriggerTrackStore()->GetSize() > GetRecoParam()->GetMaxTriggerTracks() )
+ {
+ // cut to reject shower events
+
+ AliCodeTimerAuto("MUON Shower events",1);
+
+ AliWarning(Form("Probably got a shower event (%d trigger tracks). Will not reconstruct tracks.",
+ TriggerTrackStore()->GetSize()));
+
+ return 0;
+ }
+
+ fTrackReco->EventReconstruct(*(ClusterStore()),*fInternalTrackStore);
// Match tracker/trigger tracks
if ( fTrackHitPatternMaker )
{
- fTrackReco->ValidateTracksWithTrigger(*trackStore,*(TriggerTrackStore()),*fTriggerStore,*fTrackHitPatternMaker);
+ fTrackReco->ValidateTracksWithTrigger(*fInternalTrackStore,*(TriggerTrackStore()),*fTriggerStore,*fTrackHitPatternMaker);
}
// Fill ESD
- FillESD(*trackStore,esd);
+ FillESD(*fInternalTrackStore,esd);
- // cleanup
- delete trackStore;
+ fInternalTrackStore->Clear();
+ ClusterStore()->Clear();
return 0;
}
//_____________________________________________________________________________
-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()) {
+ if (esdVert->GetNContributors() > 0 || !strcmp(esdVert->GetTitle(),"vertexer: smearMC")) {
esdVert->GetXYZ(vertex);
AliDebug(1,Form("found vertex (%e,%e,%e)",vertex[0],vertex[1],vertex[2]));
}
// 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;
+ TIter next(trackStore.CreateIterator());
+ if (GetRecoParam()->SaveFullClusterInESD() &&
+ gRandom->Uniform(100.) <= GetRecoParam()->GetPercentOfFullClusterInESD()) {
while ( ( track = static_cast<AliMUONTrack*>(next()) ) ) {
- AliMUONESDInterface::MUONToESD(*track, esdTrack, vertex, &fDigitStore);
- esd->AddMuonTrack(&esdTrack);
+
+ if (track->GetMatchTrigger() > 0) {
+ locTrg = static_cast<AliMUONLocalTrigger*>(fTriggerStore->FindLocal(track->LoCircuit()));
+ AliMUONESDInterface::MUONToESD(*track, *esd, vertex, &fkDigitStore, locTrg);
+ } else AliMUONESDInterface::MUONToESD(*track, *esd, vertex, &fkDigitStore);
+
}
} else {
while ( ( track = static_cast<AliMUONTrack*>(next()) ) ) {
- AliMUONESDInterface::MUONToESD(*track, esdTrack, vertex);
- esd->AddMuonTrack(&esdTrack);
+
+ if (track->GetMatchTrigger() > 0) {
+ locTrg = static_cast<AliMUONLocalTrigger*>(fTriggerStore->FindLocal(track->LoCircuit()));
+ AliMUONESDInterface::MUONToESD(*track, *esd, vertex, 0x0, locTrg);
+ } else AliMUONESDInterface::MUONToESD(*track, *esd, vertex);
+
}
}
+ // 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;
+ TIter itTriggerTrack(fTriggerTrackStore->CreateIterator());
+ 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, *esd, ghostId, triggerTrack);
+
+ ghostId -= 1;
+ }
+
}
//_____________________________________________________________________________
-AliMUONVTrackReconstructor* AliMUONTracker::CreateTrackReconstructor(const char* trackingMode, AliMUONVClusterServer* clusterServer)
+AliMUONVTrackReconstructor* AliMUONTracker::CreateTrackReconstructor(const AliMUONRecoParam* recoParam,
+ AliMUONVClusterServer* clusterServer,
+ const AliMUONGeometryTransformer* transformer)
{
/// 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,transformer);
}
else if (strstr(opt,"KALMAN"))
{
- trackReco = new AliMUONTrackReconstructorK(*clusterServer);
+ trackReco = new AliMUONTrackReconstructorK(recoParam,clusterServer,transformer);
}
else
{
return 0x0;
}
- AliInfoClass(Form("Will use %s for tracking",trackReco->ClassName()));
+ AliDebugClass(1,Form("Will use %s for tracking",trackReco->ClassName()));
return trackReco;
}
{
/// Clear internal clusterStore
- delete fInputClusterStore;
- fInputClusterStore = 0x0;
+ fInputClusterStore->Clear();
}
{
/// 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 !!!");
}
}
}