#ifndef ALITOFTRACKER_H
#define ALITOFTRACKER_H
+
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
* See cxx source for full Copyright notice */
-// AliTOFtracker Class
-// Task: Perform association of the ESD tracks to TOF Clusters
-// and Update ESD track with associated TOF Cluster parameters
-//
-// -- Authors : S. Arcelli, C. Zampolli (Bologna University and INFN)
-// -- Contacts: Annalisa.De.Caro@cern.ch
-// -- : Chiara.Zampolli@bo.infn.it
-// -- : Silvia.Arcelli@bo.infn.it
-//--------------------------------------------------------------------
/* $Id$ */
-#include "TClonesArray.h"
+//----------------------------------------------------------------------//
+// //
+// AliTOFtracker Class //
+// Task: Perform association of the ESD tracks to TOF Clusters //
+// and Update ESD track with associated TOF Cluster parameters //
+// //
+// -- Authors : S. Arcelli, C. Zampolli (Bologna University and INFN) //
+// -- Contacts: Annalisa.De.Caro@cern.ch //
+// -- : Chiara.Zampolli@bo.infn.it //
+// -- : Silvia.Arcelli@bo.infn.it //
+// //
-#include "AliESD.h"
#include "AliTracker.h"
-#include "AliTOFpidESD.h"
+#include "TObject.h"
-class AliTOFGeometry;
-class AliTOFcluster;
-class AliTOFtracker : public AliTracker {
+class TClonesArray;
+class TObjArray;
-enum {kMaxCluster=77777}; //maximal number of the TOF clusters
+class TH1F;
+class TH2F;
-public:
+class AliESDEvent;
+class AliESDpid;
- AliTOFtracker(AliTOFGeometry* geom, Double_t parPID[2]);
- AliTOFtracker(const AliTOFtracker &t); //Copy Ctor
- virtual ~AliTOFtracker() {delete fTOFpid;}
- virtual Int_t Clusters2Tracks(AliESD* /*event*/) {return -1;};
- virtual Int_t PropagateBack(AliESD* event);
- virtual Int_t RefitInward(AliESD* /*event*/) {return -1;};
- virtual Int_t LoadClusters(TTree * /*cTree*/); // Load Clusters
- virtual void UnloadClusters();// UnLoad Clusters
- virtual AliCluster *GetCluster(Int_t /*index*/) const {return NULL;};
+class AliTOFcluster;
+class AliTOFRecoParam;
+class AliTOFGeometry;
+
+class AliTOFtrackPoint : public TObject {
+
+ public:
+
+ AliTOFtrackPoint() :
+ fIndex(0),fDistance(0),fDistanceZ(0),
+ fDistanceY(0),fDistanceX(0),fPropRadius(0),fLength(0) { };
+ AliTOFtrackPoint(Int_t index,Float_t dist,Float_t distZ,
+ Float_t distY,Float_t distX,Float_t radius,Float_t length) :
+ TObject(),
+ fIndex(index),fDistance(dist),fDistanceZ(distZ),
+ fDistanceY(distY),fDistanceX(distX),fPropRadius(radius),fLength(length) { };
+ AliTOFtrackPoint(const AliTOFtrackPoint & source) :
+ TObject(source),
+ fIndex(source.fIndex),
+ fDistance(source.fDistance),
+ fDistanceZ(source.fDistanceZ),
+ fDistanceY(source.fDistanceY),
+ fDistanceX(source.fDistanceX),
+ fPropRadius(source.fPropRadius),
+ fLength(source.fLength) { };
+ AliTOFtrackPoint & operator=(const AliTOFtrackPoint & source)
+ { if (this == &source) return *this;
+ TObject::operator=(source);
+ fDistance=source.fDistance;fDistanceZ=source.fDistanceZ;fDistanceY=source.fDistanceY;fDistanceX=source.fDistanceX;
+ fPropRadius=source.fPropRadius;fLength=source.fLength;
+ return *this; };
+
+ Int_t Index() const {return fIndex;} // cluster index
+ Float_t Distance() const {return fDistance;} // distance
+ Float_t DistanceZ() const {return fDistanceZ;} // distance, Z component
+ Float_t DistanceY() const {return fDistanceY;} // distance, Y component
+ Float_t DistanceX() const {return fDistanceX;} // distance, X component
+ Float_t PropRadius() const {return fPropRadius;} // propagation radius at TOF
+ Float_t Length() const {return fLength;} // reconstructed track length at TOF
+
+ private:
+
+ Int_t fIndex; // cluster index
+ Float_t fDistance; // track-cluster distance
+ Float_t fDistanceZ; // Z component of track-cluster distance
+ Float_t fDistanceY; // Y component of track-cluster distance
+ Float_t fDistanceX; // X component of track-cluster distance
+ Float_t fPropRadius; // track propagation radius
+ Float_t fLength; // receonstructed track length
+
+ //ClassDef(AliTOFtrackPoint, 2) // TOF matchable cluster
+
+};
+
+class AliTOFtracker : public AliTracker {
+
+ public:
+
+ AliTOFtracker();
+
+ virtual ~AliTOFtracker();
+ virtual void GetPidSettings(AliESDpid *esdPID);
+ virtual Int_t Clusters2Tracks(AliESDEvent* /*event*/) {return -1;};
+ virtual Int_t PropagateBack(AliESDEvent * const event);
+ virtual Int_t RefitInward(AliESDEvent* /*event*/) {return -1;};
+ virtual Int_t LoadClusters(TTree * cTree); // Load Clusters
+ virtual void UnloadClusters();// UnLoad Clusters
+ virtual AliCluster *GetCluster(Int_t index) const
+ {if (index==-1 || index >= fN) return NULL;
+ return (AliCluster *) fClusters[index];};
+ Bool_t GetTrackPoint(Int_t index, AliTrackPoint& p) const;
+ void InitCheckHists();
+ void SaveCheckHists();
+ void FillClusterArray(TObjArray* arr) const;
private:
- //Int_t InsertCluster(AliTOFcluster *c); // Fills TofClusters Array
- Int_t FindClusterIndex(Double_t z) const; // Returns cluster index
- void MatchTracks(Bool_t mLastStep); // Matching Algorithm
- void CollectESD(); // Select starting Set for Matching
- void Init();
-
- AliTOFGeometry* fGeom; // Pointer to TOF geometry
- AliTOFpidESD* fTOFpid; // Pointer to TOF PID
- AliTOFcluster *fClusters[kMaxCluster]; // pointers to the TOF clusters
-
- Bool_t fHoles; // flag for Geometry Version(w/wo Holes) temporary!
- Int_t fN; // Number of Clusters
- Int_t fNseeds; // Number of track seeds
- Int_t fNseedsTOF; // TPC BP tracks
- Int_t fngoodmatch; // Correctly matched tracks
- Int_t fnbadmatch; // Wrongly matched tracks
- Int_t fnunmatch; // Unmatched tracks
- Int_t fnmatch; // Total matched tracks
+ enum {kMaxCluster=77777}; //maximal number of the TOF clusters
+
+ AliTOFtracker(const AliTOFtracker &t); //Copy Ctor
+ AliTOFtracker& operator=(const AliTOFtracker &source); // ass. op.
+
+ Int_t FindClusterIndex(Double_t z) const; // Returns cluster index
+ void MatchTracks(Bool_t mLastStep); // Matching Algorithm
+ void CollectESD(); // Select starting Set for Matching
+ Float_t CorrectTimeWalk(Float_t dist,Float_t tof) const; // Time Walk correction
+
+ const AliTOFRecoParam* fkRecoParam; // Pointer to TOF Recon. Pars
+ AliTOFGeometry* fGeom; // Pointer to TOF geometry
+ AliTOFcluster *fClusters[kMaxCluster]; // pointers to the TOF clusters
+
+ Int_t fN; // Number of Clusters
+ Int_t fNseeds; // Number of track seeds
+ Int_t fNseedsTOF; // TPC BP tracks
+ Int_t fngoodmatch; // Correctly matched tracks
+ Int_t fnbadmatch; // Wrongly matched tracks
+ Int_t fnunmatch; // Unmatched tracks
+ Int_t fnmatch; // Total matched tracks
- Float_t fR; // Intermediate radius in TOF, used in matching
- Float_t fTOFHeigth; // Inner TOF radius for propagation
- Float_t fdCut; // Cut on minimum distance track-pad in matching
- Float_t fDx; // Pad Size in X
- Float_t fDy; // Pad Size in Y (== X TOF convention)
- Float_t fDz; // Pad Size in Z
- TClonesArray* fTracks; //! pointer to the TClonesArray with TOF tracks
- TClonesArray* fSeeds; //! pointer to the TClonesArray with ESD tracks
-
- ClassDef(AliTOFtracker, 1) // TOF tracker
+ TClonesArray* fTracks; //! pointer to the TClonesArray with TOF tracks
+ TObjArray* fSeeds; //! pointer to the TObjArray with ESD tracks
+ //Digits/Reco QA histos
+ TObjArray* fTOFtrackPoints; //! pointer to TObjArray of matchable TOF
+ //track points
+
+ TH2F * fHDigClusMap; //Digits QA, Cluster Map
+ TH1F * fHDigNClus; //Digits QA, # of clusters on TOF/event
+ TH1F * fHDigClusTime;//Digits QA, Cluster Time (ns)
+ TH1F * fHDigClusToT; //Digits QA, Cluster ToT (ns)
+ TH1F * fHRecNClus; //Reco QA, cluster occupancy in search window
+ TH1F * fHRecDist;//Reco QA, track-TOF cluster closest distance (cm)
+ TH2F * fHRecSigYVsP;//Reco QA, track error in Y at TOF inner surface (cm)
+ TH2F * fHRecSigZVsP; //Reco QA, track error in Z at TOF inner surface (cm)
+ TH2F * fHRecSigYVsPWin;//Reco QA, search window size in Y (cm)
+ TH2F * fHRecSigZVsPWin;//Reco QA, search window size in X (cm)
+ TTree * fCalTree; // Tree for on-the-fly offline Calibration
+ // internal variables in tree for on-the-fly TOF Calibration
+
+ Int_t fIch; //TOF channel number
+ Float_t fToT; // Time over Threshold, ns
+ Float_t fTime; //TOF time, ps
+ Float_t fExpTimePi; // exp time, Pions
+ Float_t fExpTimeKa; // exp time, Kaons
+ Float_t fExpTimePr; // exp time, Protons
+
+ ClassDef(AliTOFtracker, 6) // TOF tracker
};
#endif
-
-