/* $Id$ */
-// -----------------------
-// Class AliMUONRecoCheck
-// -----------------------
-// Utility class to check the muon reconstruction. Reconstructed tracks are compared
-// to reference tracks. The reference tracks are built from AliTrackReference for the
-// hit in chamber (0..9) and from kinematics for the vertex parameters.
+/// \class AliMUONRecoCheck
+/// \brief Utility class to check reconstruction
+/// Reconstructed tracks are compared to reference tracks.
+/// The reference tracks are built from AliTrackReference for the
+/// hit in chamber (0..9) and from kinematics for the vertex parameters.
-#include <TParticle.h>
+#include "AliMUON.h"
+#include "AliMUONRecoCheck.h"
+#include "AliMUONTrack.h"
+#include "AliMUONData.h"
+#include "AliMUONConstants.h"
#include "AliRun.h" // for gAlice
-#include "AliLog.h"
#include "AliLoader.h"
#include "AliRunLoader.h"
-#include "AliTrackReference.h"
#include "AliHeader.h"
-#include "AliMC.h"
#include "AliStack.h"
-#include "AliMUON.h"
-#include "AliMUONRecoCheck.h"
-#include "AliMUONTrack.h"
-#include "AliMUONData.h"
-#include "AliMUONConstants.h"
+#include "AliTrackReference.h"
+#include "AliLog.h"
+
+#include <TParticle.h>
+/// \cond CLASSIMP
ClassImp(AliMUONRecoCheck)
+/// \endcond
//_____________________________________________________________________________
-AliMUONRecoCheck::AliMUONRecoCheck(Char_t *chLoader)
+ AliMUONRecoCheck::AliMUONRecoCheck(AliRunLoader *runloader, AliMUONData *muondata)
+ : TObject(),
+ fRunLoader(0x0),
+ fMUONData(0x0),
+ fMuonTrackRef(0x0),
+ fTrackReco(0x0),
+ fReconstructibleTracks(0),
+ fRecoTracks(0)
{
/// Constructor
+
fMuonTrackRef = new TClonesArray("AliMUONTrack", 10);
- // open the run loader
- fRunLoader = AliRunLoader::Open(chLoader);
+ // run loader
+ fRunLoader = runloader;
if (!fRunLoader) {
- AliError(Form("no run loader found in file %s","galice.root" ));
+ AliError(Form("no run loader found " ));
return;
}
- // initialize loader's
- AliLoader *loader = fRunLoader->GetLoader("MUONLoader");
-
- // initialize container
- fMUONData = new AliMUONData(loader,"MUON","MUON");
-
- // Loading AliRun master
- if (fRunLoader->GetAliRun() == 0x0) fRunLoader->LoadgAlice();
- fRunLoader->LoadKinematics("READ");
- fRunLoader->LoadTrackRefs("READ");
- loader->LoadTracks("READ");
+ // container
+ fMUONData = muondata;
+ if (!fMUONData) {
+ AliError(Form("no MUONData found " ));
+ return;
+ }
- fReconstructibleTracks = 0;
- fRecoTracks = 0;
}
-//____________________________________________________________________
-AliMUONRecoCheck::AliMUONRecoCheck(const AliMUONRecoCheck& rhs)
- : TObject(rhs)
-{
-/// Protected copy constructor
-
- AliFatal("Not implemented.");
-}
//_____________________________________________________________________________
AliMUONRecoCheck::~AliMUONRecoCheck()
{
/// Destructor
- fRunLoader->UnloadKinematics();
- fRunLoader->UnloadTrackRefs();
- fRunLoader->UnloadTracks();
fMuonTrackRef->Delete();
delete fMuonTrackRef;
- delete fMUONData;
-}
-
-//________________________________________________________________________
-AliMUONRecoCheck& AliMUONRecoCheck::operator = (const AliMUONRecoCheck& rhs)
-{
-/// Protected assignement operator
-
- if (this == &rhs) return *this;
-
- AliFatal("Not implemented.");
-
- return *this;
}
//_____________________________________________________________________________
track = trackSave = -999;
Bool_t isNewTrack;
- Int_t iHitMin, iChamber;
+ Int_t iHitMin, iChamber, detElemId;
trackParam = new AliMUONTrackParam();
hitForRec = new AliMUONHitForRec();
muonTrack = new AliMUONTrack();
+ Int_t max = fRunLoader->GetHeader()->Stack()->GetNtrack();
for (Int_t iTrackRef = 0; iTrackRef < nTrackRef; iTrackRef++) {
+
branch->GetEntry(iTrackRef);
iHitMin = 0;
if (!trackRefs->GetEntries()) continue;
while (isNewTrack) {
-
for (Int_t iHit = iHitMin; iHit < trackRefs->GetEntries(); iHit++) {
trackReference = (AliTrackReference*)trackRefs->At(iHit);
track = trackReference->GetTrack();
+ if(track >= max){
+ AliWarningStream()
+ << "Track ID " << track
+ << " larger than max number of particles " << max << endl;
+ isNewTrack = kFALSE;
+ break;
+ }
if (track != trackSave && iHit != 0) {
iHitMin = iHit;
trackSave = track;
trackParam->SetBendingCoor(y);
trackParam->SetNonBendingCoor(x);
trackParam->SetZ(z);
-
+
if (TMath::Abs(pZ) > 0) {
bendingSlope = pY/pZ;
nonBendingSlope = pX/pZ;
hitForRec->SetNonBendingCoor(x);
hitForRec->SetZ(z);
hitForRec->SetBendingReso2(0.0);
- hitForRec->SetNonBendingReso2(0.0);
- iChamber = AliMUONConstants::ChamberNumber(z);
+ hitForRec->SetNonBendingReso2(0.0);
+ detElemId = hitForRec->GetDetElemId();
+ if (detElemId) iChamber = detElemId / 100 - 1;
+ else iChamber = AliMUONConstants::ChamberNumber(z);
hitForRec->SetChamberNumber(iChamber);
- muonTrack->AddTrackParamAtHit(trackParam);
+ muonTrack->AddTrackParamAtHit(trackParam,hitForRec);
muonTrack->AddHitForRecAtHit(hitForRec);
muonTrack->SetTrackID(track);
-
+
trackSave = track;
if (iHit == trackRefs->GetEntries()-1) isNewTrack = kFALSE;
}
-
+
// track parameters at vertex
particle = fRunLoader->GetHeader()->Stack()->Particle(muonTrack->GetTrackID());
+
if (particle) {
+
x = particle->Vx();
y = particle->Vy();
z = particle->Vz();
muonTrack->SetTrackParamAtVertex(trackParam);
}
-
+
AddMuonTrackReference(muonTrack);
muonTrack->ResetTrackParamAtHit();
muonTrack->ResetHitForRecAtHit();
} // end while isNewTrack
-
}
CleanMuonTrackRef();
{
/// Return TClonesArray of reconstructed tracks
- GetMUONData()->ResetRecTracks();
- GetMUONData()->SetTreeAddress("RT");
- fTrackReco = GetMUONData()->RecTracks();
- GetMUONData()->GetRecTracks();
+ fMUONData->ResetRecTracks();
+ fMUONData->SetTreeAddress("RT");
+ fTrackReco = fMUONData->RecTracks();
+ fMUONData->GetRecTracks();
fRecoTracks = fTrackReco->GetEntriesFast();
return fTrackReco;
}
Float_t bendingSlope2,nonBendingSlope2,bendingMomentum2;
TClonesArray *newMuonTrackRef = new TClonesArray("AliMUONTrack", 10);
Int_t iHit1;
- Int_t iChamber = 0;
+ Int_t iChamber = 0, detElemId = 0;
Int_t nRec = 0;
Int_t nTrackHits = 0;
trackNew = new AliMUONTrack();
Int_t nTrackRef = fMuonTrackRef->GetEntriesFast();
-
for (Int_t index = 0; index < nTrackRef; index++) {
track = (AliMUONTrack*)fMuonTrackRef->At(index);
hitForRecAtHit = track->GetHitForRecAtHit();
bendingMomentum2 = 1./trackParam2->GetInverseBendingMomentum();
if ( TMath::Abs(zRec2-zRec1) < maxGasGap ) {
+
nRec++;
xRec += xRec2;
yRec += yRec2;
hitForRec->SetNonBendingCoor(xRec);
hitForRec->SetBendingCoor(yRec);
hitForRec->SetZ(zRec);
- iChamber = AliMUONConstants::ChamberNumber(zRec);
+ detElemId = hitForRec->GetDetElemId();
+ if (detElemId) iChamber = detElemId / 100 - 1;
+ else iChamber = AliMUONConstants::ChamberNumber(zRec);
hitForRec->SetChamberNumber(iChamber);
hitForRec->SetBendingReso2(0.0);
hitForRec->SetNonBendingReso2(0.0);
trackParam->SetInverseBendingMomentum(1./bendingMomentum);
trackNew->AddHitForRecAtHit(hitForRec);
- trackNew->AddTrackParamAtHit(trackParam);
+ trackNew->AddTrackParamAtHit(trackParam,hitForRec);
iHit1++;
} // end iHit1
iChamber = hitForRec->GetChamberNumber();
if (iChamber < 0 || iChamber > 10) continue;
isChamberInTrack[iChamber] = 1;
-
- }
- // track is reconstructible if the particle is crossing every tracking chambers
+ }
+ // track is reconstructible if the particle is depositing a hit
+ // in the following chamber combinations:
+
isTrackOK = kTRUE;
- for (Int_t ch = 0; ch < 10; ch++) {
- if (!isChamberInTrack[ch]) isTrackOK = kFALSE;
- } if (isTrackOK) fReconstructibleTracks++;
+ if (!isChamberInTrack[0] && !isChamberInTrack[1]) isTrackOK = kFALSE;
+ if (!isChamberInTrack[2] && !isChamberInTrack[3]) isTrackOK = kFALSE;
+ if (!isChamberInTrack[4] && !isChamberInTrack[5]) isTrackOK = kFALSE;
+ Int_t nHitsInLastStations=0;
+ for (Int_t ch = 6; ch < AliMUONConstants::NTrackingCh(); ch++)
+ if (isChamberInTrack[ch]) nHitsInLastStations++;
+ if(nHitsInLastStations < 3) isTrackOK = kFALSE;
+
+ if (isTrackOK) fReconstructibleTracks++;
if (!isTrackOK) fMuonTrackRef->Remove(track); // remove non reconstructible tracks
}
fMuonTrackRef->Compress();
}
-
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff