///////////////////////////////////////////////////////////////////////////////
//
-// Class to describe the MUON tracks
-// in the Event Summary Data class
-// This is where the results of reconstruction
-// are stored for the muons
-// Author: G.Martinez
+/// \class AliESDMuonTrack
+/// Class to describe the MUON tracks in the Event Summary Data class
+/// This is where the results of reconstruction are stored for the muons
+///
+/// \author G.Martinez
//
///////////////////////////////////////////////////////////////////////////////
#include "AliESDMuonTrack.h"
#include "AliESDMuonCluster.h"
+#include "AliESDEvent.h"
#include <TClonesArray.h>
#include <TLorentzVector.h>
fZUncorrected(0),
fBendingCoorUncorrected(0),
fNonBendingCoorUncorrected(0),
+ fRAtAbsorberEnd(0),
fChi2(0),
fChi2MatchTrigger(0),
fLocalTrigger(0),
fHitsPatternInTrigCh(0),
fNHit(0),
fClusters(0x0),
- fLabel(-1)
+ fLabel(-1),
+ fESDEvent(0)
+
{
//
- // Default constructor
+ /// Default constructor
//
for (Int_t i = 0; i < 15; i++) fCovariances[i] = 0;
}
fZUncorrected(muonTrack.fZUncorrected),
fBendingCoorUncorrected(muonTrack.fBendingCoorUncorrected),
fNonBendingCoorUncorrected(muonTrack.fNonBendingCoorUncorrected),
+ fRAtAbsorberEnd(muonTrack.fRAtAbsorberEnd),
fChi2(muonTrack.fChi2),
fChi2MatchTrigger(muonTrack.fChi2MatchTrigger),
fLocalTrigger(muonTrack.fLocalTrigger),
fHitsPatternInTrigCh(muonTrack.fHitsPatternInTrigCh),
fNHit(muonTrack.fNHit),
fClusters(0x0),
- fLabel(muonTrack.fLabel)
+ fLabel(muonTrack.fLabel),
+ fESDEvent(muonTrack.fESDEvent)
{
//
- // Copy constructor
- // Deep copy implemented
+ /// Copy constructor
+ /// Deep copy implemented
//
for (Int_t i = 0; i < 15; i++) fCovariances[i] = muonTrack.fCovariances[i];
AliESDMuonTrack& AliESDMuonTrack::operator=(const AliESDMuonTrack& muonTrack)
{
//
- // Equal operator for a deep copy
+ /// Equal operator for a deep copy
//
if (this == &muonTrack)
return *this;
for (Int_t i = 0; i < 15; i++) fCovariances[i] = muonTrack.fCovariances[i];
+ fRAtAbsorberEnd = muonTrack.fRAtAbsorberEnd;
+
fChi2 = muonTrack.fChi2;
fNHit = muonTrack.fNHit;
fMuonClusterMap = muonTrack.fMuonClusterMap;
fLabel = muonTrack.fLabel;
+
+ fESDEvent = muonTrack.fESDEvent;
// necessary to make a copy of the objects and not only the pointers in TClonesArray
delete fClusters;
void AliESDMuonTrack::Copy(TObject &obj) const {
- // this overwrites the virtual TOBject::Copy()
- // to allow run time copying without casting
- // in AliESDEvent
+ /// This overwrites the virtual TOBject::Copy()
+ /// to allow run time copying without casting
+ /// in AliESDEvent
if(this==&obj)return;
AliESDMuonTrack *robj = dynamic_cast<AliESDMuonTrack*>(&obj);
fZUncorrected = 0.;
fBendingCoorUncorrected = 0.;
fNonBendingCoorUncorrected = 0.;
+ fRAtAbsorberEnd = 0.;
fChi2 = 0.;
fChi2MatchTrigger = 0.;
fLocalTrigger = 0;
delete fClusters; fClusters = 0x0;
for (Int_t i = 0; i < 15; i++) fCovariances[i] = 0.;
fLabel = -1;
+ fESDEvent = 0;
}
//_____________________________________________________________________________
void AliESDMuonTrack::GetCovariances(TMatrixD& cov) const
{
- // return covariance matrix of uncorrected parameters
+ /// return covariance matrix of uncorrected parameters
cov.ResizeTo(5,5);
for (Int_t i = 0; i < 5; i++)
for (Int_t j = 0; j <= i; j++)
//_____________________________________________________________________________
void AliESDMuonTrack::SetCovariances(const TMatrixD& cov)
{
- // set reduced covariance matrix of uncorrected parameters
+ /// set reduced covariance matrix of uncorrected parameters
for (Int_t i = 0; i < 5; i++)
for (Int_t j = 0; j <= i; j++)
fCovariances[i*(i+1)/2 + j] = cov(i,j);
//_____________________________________________________________________________
void AliESDMuonTrack::GetCovarianceXYZPxPyPz(Double_t cov[21]) const
{
- // return reduced covariance matrix of uncorrected parameters in (X,Y,Z,Px,Py,Pz) coordinate system
- //
- // Cov(x,x) ... : cov[0]
- // Cov(y,x) ... : cov[1] cov[2]
- // Cov(z,x) ... : cov[3] cov[4] cov[5]
- // Cov(px,x)... : cov[6] cov[7] cov[8] cov[9]
- // Cov(py,x)... : cov[10] cov[11] cov[12] cov[13] cov[14]
- // Cov(pz,x)... : cov[15] cov[16] cov[17] cov[18] cov[19] cov[20]
- //
- // Get ESD covariance matrix into a TMatrixD
+ /// return reduced covariance matrix of uncorrected parameters in (X,Y,Z,Px,Py,Pz) coordinate system
+ ///
+ /// - Cov(x,x) ... : cov[0]
+ /// - Cov(y,x) ... : cov[1] cov[2]
+ /// - Cov(z,x) ... : cov[3] cov[4] cov[5]
+ /// - Cov(px,x)... : cov[6] cov[7] cov[8] cov[9]
+ /// - Cov(py,x)... : cov[10] cov[11] cov[12] cov[13] cov[14]
+ /// - Cov(pz,x)... : cov[15] cov[16] cov[17] cov[18] cov[19] cov[20]
+ ///
+ /// Get ESD covariance matrix into a TMatrixD
TMatrixD covESD(5,5);
GetCovariances(covESD);
//_____________________________________________________________________________
Double_t AliESDMuonTrack::Px() const
{
- // return p_x from track parameters
+ /// return p_x from track parameters
Double_t nonBendingSlope = TMath::Tan(fThetaX);
Double_t bendingSlope = TMath::Tan(fThetaY);
Double_t pYZ = (fInverseBendingMomentum != 0.) ? TMath::Abs(1. / fInverseBendingMomentum) : - FLT_MAX;
//_____________________________________________________________________________
Double_t AliESDMuonTrack::Py() const
{
- // return p_y from track parameters
+ /// return p_y from track parameters
Double_t bendingSlope = TMath::Tan(fThetaY);
Double_t pYZ = (fInverseBendingMomentum != 0.) ? TMath::Abs(1. / fInverseBendingMomentum) : - FLT_MAX;
Double_t pZ = -pYZ / TMath::Sqrt(1.0 + bendingSlope*bendingSlope); // spectro. (z<0)
//_____________________________________________________________________________
Double_t AliESDMuonTrack::Pz() const
{
- // return p_z from track parameters
+ /// return p_z from track parameters
Double_t bendingSlope = TMath::Tan(fThetaY);
Double_t pYZ = (fInverseBendingMomentum != 0.) ? TMath::Abs(1. / fInverseBendingMomentum) : - FLT_MAX;
return -pYZ / TMath::Sqrt(1.0 + bendingSlope*bendingSlope); // spectro. (z<0)
//_____________________________________________________________________________
Double_t AliESDMuonTrack::P() const
{
- // return p from track parameters
+ /// return p from track parameters
Double_t nonBendingSlope = TMath::Tan(fThetaX);
Double_t bendingSlope = TMath::Tan(fThetaY);
Double_t pYZ = (fInverseBendingMomentum != 0.) ? TMath::Abs(1. / fInverseBendingMomentum) : - FLT_MAX;
//_____________________________________________________________________________
void AliESDMuonTrack::LorentzP(TLorentzVector& vP) const
{
- // return Lorentz momentum vector from track parameters
+ /// return Lorentz momentum vector from track parameters
Double_t muonMass = M();
Double_t nonBendingSlope = TMath::Tan(fThetaX);
Double_t bendingSlope = TMath::Tan(fThetaY);
//_____________________________________________________________________________
Double_t AliESDMuonTrack::PxAtDCA() const
{
- // return p_x from track parameters
+ /// return p_x from track parameters
Double_t nonBendingSlope = TMath::Tan(fThetaXAtDCA);
Double_t bendingSlope = TMath::Tan(fThetaYAtDCA);
Double_t pYZ = (fInverseBendingMomentumAtDCA != 0.) ? TMath::Abs(1. / fInverseBendingMomentumAtDCA) : - FLT_MAX;
//_____________________________________________________________________________
Double_t AliESDMuonTrack::PyAtDCA() const
{
- // return p_y from track parameters
+ /// return p_y from track parameters
Double_t bendingSlope = TMath::Tan(fThetaYAtDCA);
Double_t pYZ = (fInverseBendingMomentumAtDCA != 0.) ? TMath::Abs(1. / fInverseBendingMomentumAtDCA) : - FLT_MAX;
Double_t pZ = -pYZ / TMath::Sqrt(1.0 + bendingSlope*bendingSlope); // spectro. (z<0)
//_____________________________________________________________________________
Double_t AliESDMuonTrack::PzAtDCA() const
{
- // return p_z from track parameters
+ /// return p_z from track parameters
Double_t bendingSlope = TMath::Tan(fThetaYAtDCA);
Double_t pYZ = (fInverseBendingMomentumAtDCA != 0.) ? TMath::Abs(1. / fInverseBendingMomentumAtDCA) : - FLT_MAX;
return -pYZ / TMath::Sqrt(1.0 + bendingSlope*bendingSlope); // spectro. (z<0)
//_____________________________________________________________________________
Double_t AliESDMuonTrack::PAtDCA() const
{
- // return p from track parameters
+ /// return p from track parameters
Double_t nonBendingSlope = TMath::Tan(fThetaXAtDCA);
Double_t bendingSlope = TMath::Tan(fThetaYAtDCA);
Double_t pYZ = (fInverseBendingMomentumAtDCA != 0.) ? TMath::Abs(1. / fInverseBendingMomentumAtDCA) : - FLT_MAX;
//_____________________________________________________________________________
void AliESDMuonTrack::LorentzPAtDCA(TLorentzVector& vP) const
{
- // return Lorentz momentum vector from track parameters
+ /// return Lorentz momentum vector from track parameters
Double_t muonMass = M();
Double_t nonBendingSlope = TMath::Tan(fThetaXAtDCA);
Double_t bendingSlope = TMath::Tan(fThetaYAtDCA);
//_____________________________________________________________________________
Double_t AliESDMuonTrack::PxUncorrected() const
{
- // return p_x from track parameters
+ /// return p_x from track parameters
Double_t nonBendingSlope = TMath::Tan(fThetaXUncorrected);
Double_t bendingSlope = TMath::Tan(fThetaYUncorrected);
Double_t pYZ = (fInverseBendingMomentumUncorrected != 0.) ? TMath::Abs(1. / fInverseBendingMomentumUncorrected) : - FLT_MAX;
//_____________________________________________________________________________
Double_t AliESDMuonTrack::PyUncorrected() const
{
- // return p_y from track parameters
+ /// return p_y from track parameters
Double_t bendingSlope = TMath::Tan(fThetaYUncorrected);
Double_t pYZ = (fInverseBendingMomentumUncorrected != 0.) ? TMath::Abs(1. / fInverseBendingMomentumUncorrected) : - FLT_MAX;
Double_t pZ = -pYZ / TMath::Sqrt(1.0 + bendingSlope*bendingSlope); // spectro. (z<0)
//_____________________________________________________________________________
Double_t AliESDMuonTrack::PzUncorrected() const
{
- // return p_z from track parameters
+ /// return p_z from track parameters
Double_t bendingSlope = TMath::Tan(fThetaYUncorrected);
Double_t pYZ = (fInverseBendingMomentumUncorrected != 0.) ? TMath::Abs(1. / fInverseBendingMomentumUncorrected) : - FLT_MAX;
return -pYZ / TMath::Sqrt(1.0 + bendingSlope*bendingSlope); // spectro. (z<0)
//_____________________________________________________________________________
Double_t AliESDMuonTrack::PUncorrected() const
{
- // return p from track parameters
+ /// return p from track parameters
Double_t nonBendingSlope = TMath::Tan(fThetaXUncorrected);
Double_t bendingSlope = TMath::Tan(fThetaYUncorrected);
Double_t pYZ = (fInverseBendingMomentumUncorrected != 0.) ? TMath::Abs(1. / fInverseBendingMomentumUncorrected) : - FLT_MAX;
//_____________________________________________________________________________
void AliESDMuonTrack::LorentzPUncorrected(TLorentzVector& vP) const
{
- // return Lorentz momentum vector from track parameters
+ /// return Lorentz momentum vector from track parameters
Double_t muonMass = M();
Double_t nonBendingSlope = TMath::Tan(fThetaXUncorrected);
Double_t bendingSlope = TMath::Tan(fThetaYUncorrected);
vP.SetPxPyPzE(pX, pY, pZ, e);
}
+//_____________________________________________________________________________
+Int_t AliESDMuonTrack::GetNDF() const
+{
+ /// return the number of degrees of freedom
+
+ Int_t ndf = 2 * static_cast<Int_t>(fNHit) - 5;
+ return (ndf > 0) ? ndf : 0;
+}
+
+//_____________________________________________________________________________
+Double_t AliESDMuonTrack::GetNormalizedChi2() const
+{
+ /// return the chi2 value divided by the number of degrees of freedom
+
+ Int_t ndf = GetNDF();
+ return (ndf > 0) ? fChi2 / static_cast<Double_t>(ndf) : 0.;
+}
+
//_____________________________________________________________________________
Int_t AliESDMuonTrack::GetMatchTrigger() const
{
- // backward compatibility after replacing fMatchTrigger by fLocalTrigger
- // 0 track does not match trigger
- // 1 track match but does not pass pt cut
- // 2 track match Low pt cut
- // 3 track match High pt cut
+ /// backward compatibility after replacing fMatchTrigger by fLocalTrigger
+ /// - 0 track does not match trigger
+ /// - 1 track match but does not pass pt cut
+ /// - 2 track match Low pt cut
+ /// - 3 track match High pt cut
if (!LoCircuit()) {
return 0;
}
+//_____________________________________________________________________________
+Bool_t AliESDMuonTrack::MatchTriggerDigits() const
+{
+ // return kTRUE if the track matches a digit on both planes of at least 2 trigger chambers
+
+ Int_t nMatchedChambers = 0;
+ for (Int_t ich=0; ich<4; ich++)
+ if (IsChamberHit(fHitsPatternInTrigCh, 0, ich) &&
+ IsChamberHit(fHitsPatternInTrigCh, 1, ich)) nMatchedChambers++;
+
+ return (nMatchedChambers >= 2);
+}
+
//_____________________________________________________________________________
Int_t AliESDMuonTrack::GetNClusters() const
{
- // return the number of clusters associated to the track
+ /// return the number of clusters associated to the track
if (!fClusters) return 0;
return fClusters->GetEntriesFast();
//_____________________________________________________________________________
TClonesArray& AliESDMuonTrack::GetClusters() const
{
- // return the array of clusters associated to the track
+ /// return the array of clusters associated to the track
if (!fClusters) fClusters = new TClonesArray("AliESDMuonCluster",10);
return *fClusters;
//_____________________________________________________________________________
void AliESDMuonTrack::AddCluster(const AliESDMuonCluster &cluster)
{
- // add a cluster to the TClonesArray of clusters associated to the track
+ /// add a cluster to the TClonesArray of clusters associated to the track
if (!fClusters) fClusters = new TClonesArray("AliESDMuonCluster",10);
new ((*fClusters)[fClusters->GetEntriesFast()]) AliESDMuonCluster(cluster);
//_____________________________________________________________________________
Bool_t AliESDMuonTrack::ClustersStored() const
{
- // return kTRUE if the clusters associated to the track are registered
+ /// return kTRUE if the clusters associated to the track are registered
if (GetNClusters() == 0) return kFALSE;
return kTRUE;
}
+//_____________________________________________________________________________
+void AliESDMuonTrack::SetFiredChamber(UShort_t& pattern, Int_t cathode, Int_t chamber)
+{
+ /// Turn on the bit corresponding to fired chameber
+ pattern |= (0x1 << ( 7 - ( 4*cathode + chamber )));
+}
+
+//_____________________________________________________________________________
+void AliESDMuonTrack::AddEffInfo(UShort_t& pattern, Int_t slatOrInfo, EAliTriggerChPatternFlag effType)
+{
+ /// Add efficiency flag and crossed RPC or info on rejected track
+ pattern |= effType << 8;
+ pattern |= slatOrInfo << 10;
+}
+
+//_____________________________________________________________________________
+Bool_t AliESDMuonTrack::IsChamberHit(UShort_t pattern, Int_t cathode, Int_t chamber)
+{
+ /// Check if chamber was was hit
+ return (pattern >> (7 - ( 4*cathode + chamber ))) & 0x1;
+}
+
+//_____________________________________________________________________________
+Int_t AliESDMuonTrack::GetEffFlag(UShort_t pattern)
+{
+ /// Get Efficiency flag
+ return (pattern >> 8) & 0x03;
+}
+
+//_____________________________________________________________________________
+Int_t AliESDMuonTrack::GetSlatOrInfo(UShort_t pattern)
+{
+ /// Getting crossed slat or info
+ return (pattern >> 10) & 0x1F;
+}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff