// //
////////////////////////////////////////////////////////////////////////////
-#include "AliTracker.h"
+#ifndef ROOT_TObjArray
#include "TObjArray.h"
+#endif
+
+#ifndef ALITRACKER_H
+#include "AliTracker.h"
+#endif
+
+#ifndef ALITRDPROPAGATIONLAYER_H
+#include "AliTRDpropagationLayer.h"
+#endif
class TFile;
class TTree;
class TH2D;
class TParticle;
class TParticlePDG;
+class TTreeSRedirector;
class AliTRDgeometry;
class AliTRDtrack;
class AliTRDtracklet;
class AliTRDcluster;
class AliTRDseed;
-class AliESD;
-class TTreeSRedirector;
+class AliESDEvent;
+class AliTRDpropagationLayer;
///////////////////////////////////////////////////////////////////////////////
// //
class AliTRDtracker : public AliTracker {
- // Histograms
- TH1D *fHBackfit; // Histogram for back propagation
- TH1D *fHClSearch; // Cluster search
- TH1D *fHRefit;
-
- TH1D *fHX;
- TH1D *fHNCl;
- TH1D *fHNClTrack;
- TH1D *fHFindCl[4];
- TH1D *fHMinYPos;
- TH1D *fHMinYNeg;
- TH1D *fHMinZ;
-
- TH2D *fHMinD;
- TH1D *fHDeltaX;
-
- TH1D *fHXCl;
+ public:
void InitLogHists();
void SaveLogHists();
- public:
-
enum { kMaxLayersPerSector = 1000
- , kMaxTimeBinIndex = 216
- , kMaxClusterPerTimeBin = 2300
- , kZones = 5
- , kTrackingSectors = 18 };
+ , kMaxTimeBinIndex = 216
+ , kTrackingSectors = 18 };
AliTRDtracker();
AliTRDtracker(const AliTRDtracker &t);
AliTRDtracker(const TFile *in);
virtual ~AliTRDtracker();
- AliTRDtracker &operator=(const AliTRDtracker &/*t*/) { return *this; }
-
- void SetAddTRDseeds() { fAddTRDseeds = kTRUE; }
- void SetNoTilt() { fNoTilt = kTRUE; }
-
- Int_t GetTimeBinsPerPlane() const { return fTimeBinsPerPlane; }
- Double_t GetMaxChi2() const { return fgkMaxChi2; }
- Float_t GetLabelFraction() const { return fgkLabelFraction; }
- Float_t GetMinClustersInTrack() const { return fgkMinClustersInTrack; }
- Int_t GetLastPlane(AliTRDtrack *track);
- Double_t GetTiltFactor(const AliTRDcluster *c);
- Bool_t GetTrackPoint(Int_t index, AliTrackPoint& p) const;
- Double_t GetX(Int_t sec, Int_t plane, Int_t localTB) const;
- Double_t GetX(Int_t sec, Int_t pl) const { return fTrSec[sec]->GetLayer(pl)->GetX(); }
- Int_t GetGlobalTimeBin(Int_t sec, Int_t plane, Int_t localTB) const
- { return fTrSec[sec]->CookTimeBinIndex(plane,localTB); }
- Double_t GetLayerNumber(Int_t sec, Double_t x) const
- { return fTrSec[sec]->GetLayerNumber(x); }
- AliCluster *GetCluster(Int_t index) const { if (index >= fNclusters) return NULL;
- return (AliCluster *) fClusters->UncheckedAt(index); }
-
- static Int_t Freq(Int_t n, const Int_t *inlist, Int_t *outlist, Bool_t down);
- Int_t Clusters2Tracks(AliESD *event);
- Int_t PropagateBack(AliESD *event);
- Int_t RefitInward(AliESD *event);
+ AliTRDtracker &operator=(const AliTRDtracker &/*t*/) { return *this; }
+
+ void SetAddTRDseeds() { fAddTRDseeds = kTRUE; }
+ void SetNoTilt() { fNoTilt = kTRUE; }
+
+ Int_t GetTimeBinsPerPlane() const { return fTimeBinsPerPlane; }
+ Double_t GetMaxChi2() const { return fgkMaxChi2; }
+ Float_t GetLabelFraction() const { return fgkLabelFraction; }
+ Float_t GetMinClustersInTrack() const { return fgkMinClustersInTrack; }
+ Int_t GetLastPlane(AliTRDtrack *track);
+ Double_t GetTiltFactor(const AliTRDcluster *c);
+ virtual Bool_t GetTrackPoint(Int_t index, AliTrackPoint& p) const;
+ Double_t GetX(Int_t sec, Int_t plane, Int_t localTB) const;
+ Double_t GetX(Int_t sec, Int_t pl) const
+ { return fTrSec[sec]->GetLayer(pl)->GetX(); }
+ Int_t GetGlobalTimeBin(Int_t sec, Int_t plane, Int_t localTB) const
+ { return fTrSec[sec]->CookTimeBinIndex(plane,localTB); }
+ Double_t GetLayerNumber(Int_t sec, Double_t x) const
+ { return fTrSec[sec]->GetLayerNumber(x); }
+ AliCluster *GetCluster(Int_t index) const { if (index >= fNclusters) return NULL;
+ return (AliCluster *) fClusters->UncheckedAt(index); }
+
+ static Int_t Freq(Int_t n, const Int_t *inlist, Int_t *outlist, Bool_t down);
+ Int_t Clusters2Tracks(AliESDEvent *event);
+ Int_t PropagateBack(AliESDEvent *event);
+ Int_t RefitInward(AliESDEvent *event);
virtual void CookLabel(AliKalmanTrack *t, Float_t wrong) const;
- Int_t CookSectorIndex(Int_t gs) const { return kTrackingSectors - 1 - gs; }
- Int_t LocalToGlobalID(Int_t lid);
- Int_t GlobalToLocalID(Int_t gid);
- Bool_t Transform(AliTRDcluster *cluster);
+ Int_t LocalToGlobalID(Int_t lid);
+ Int_t GlobalToLocalID(Int_t gid);
- Int_t LoadClusters(TTree *cTree);
- void UnloadClusters();
+ Int_t LoadClusters(TTree *cTree);
+ void UnloadClusters();
virtual void UseClusters(const AliKalmanTrack *t, Int_t from = 0) const;
- Int_t ReadClusters(TObjArray *array, TTree *in) const;
- AliTRDcluster *GetCluster(AliTRDtrack *track, Int_t plane, Int_t timebin, UInt_t &index);
- Int_t FindClusters(Int_t sector, Int_t t0, Int_t t1, AliTRDtrack *track
- , Int_t *clusters, AliTRDtracklet &tracklet);
+ Int_t ReadClusters(TObjArray *array, TTree *in) const;
+ AliTRDcluster *GetCluster(AliTRDtrack *track, Int_t plane, Int_t timebin, UInt_t &index);
+ Int_t FindClusters(Int_t sector, Int_t t0, Int_t t1, AliTRDtrack *track
+ , Int_t *clusters, AliTRDtracklet &tracklet);
protected:
-
- class AliTRDpropagationLayer {
-
- public:
-
- AliTRDpropagationLayer(Double_t x, Double_t dx, Double_t rho
- , Double_t x0, Int_t tbIndex, Int_t plane);
- AliTRDpropagationLayer(const AliTRDpropagationLayer &/*p*/);
- ~AliTRDpropagationLayer() {
- if (fTimeBinIndex >= 0) {
- delete[] fClusters;
- delete[] fIndex;
- }
- }
- AliTRDpropagationLayer &operator=(const AliTRDpropagationLayer &/*p*/)
- {return *this;}
- operator Int_t() const {return fN;}
- AliTRDcluster *operator[](Int_t i) {return fClusters[i];}
-
- void SetZmax(Int_t cham, Double_t center, Double_t w) {
- fZc[cham] = center;
- fZmax[cham] = w;
- }
- void SetYmax(Double_t w, Double_t wsensitive) {
- fYmax = w;
- fYmaxSensitive = wsensitive;
- }
-
- void SetZ(Double_t* center, Double_t *w, Double_t *wsensitive);
- void SetHoles(Bool_t* holes);
- void SetHole(Double_t Zmax, Double_t Ymax
- , Double_t rho = 1.29e-3, Double_t x0 = 36.66
- , Double_t Yc = 0.0, Double_t Zc = 0.0);
-
- Double_t GetYmax() const { return fYmax; }
- Double_t GetZmax(Int_t c) const { return fZmax[c]; }
- Double_t GetZc(Int_t c) const { return fZc[c]; }
- UInt_t GetIndex(Int_t i) const { return fIndex[i]; }
- Double_t GetX() const { return fX; }
- Double_t GetdX() const { return fdX; }
- Int_t GetTimeBinIndex() const { return fTimeBinIndex; }
- Int_t GetPlane() const { return fPlane; }
- Bool_t IsHole(Int_t zone) const { return fIsHole[zone]; }
- Bool_t IsSensitive() const { return (fTimeBinIndex >= 0)? kTRUE : kFALSE;}
-
- void Clear() {
- for (Int_t i = 0; i < fN; i++) fClusters[i] = NULL;
- fN = 0;
- }
-
- void InsertCluster(AliTRDcluster *c, UInt_t index);
- Int_t Find(Float_t y) const;
- Int_t FindNearestCluster(Float_t y, Float_t z, Float_t maxroad, Float_t maxroadz) const;
-
- void SetX(Double_t x) {fX = x;}
-
-
- private:
-
- Int_t fN; // This is fN
- Int_t fSec; // Sector mumber
- AliTRDcluster **fClusters; // Array of pointers to clusters
- UInt_t *fIndex; // Array of cluster indexes
- Double_t fX; // X coordinate of the middle plane
- Double_t fdX; // Radial thickness of the time bin
- Double_t fRho; // Default density of the material
- Double_t fX0; // Default radiation length
- Int_t fTimeBinIndex; // Plane * F(local_tb)
- Int_t fPlane; // Plane number
- Double_t fZc[kZones]; // Z position of the center for 5 active areas
- Double_t fZmax[kZones]; // Half of active area length in Z
- Double_t fZmaxSensitive[kZones]; // Sensitive area for detection Z
- Bool_t fIsHole[kZones]; // Is hole in given sector
- Double_t fYmax; // Half of active area length in Y
- Double_t fYmaxSensitive; // Half of active area length in Y
-
- Bool_t fHole; // kTRUE if there is a hole in the layer
- Double_t fHoleZc; // Z of the center of the hole
- Double_t fHoleZmax; // Half of the hole length in Z
- Double_t fHoleYc; // Y of the center of the hole
- Double_t fHoleYmax; // Half of the hole length in Y
- Double_t fHoleRho; // Density of the gas in the hole
- Double_t fHoleX0; // Radiation length of the gas in the hole
-
- };
+ Bool_t AdjustSector(AliTRDtrack *track);
+ AliTRDtrack *RegisterSeed(AliTRDseed *seeds, Double_t *params);
+ Int_t FollowBackProlongation(AliTRDtrack &t);
+ //void MakeSeedsMI(Int_t inner, Int_t outer, AliESDEvent *esd = 0);
+ protected:
+
+ //__________________________________________________________________________________________________
class AliTRDtrackingSector {
public:
AliTRDtrackingSector(AliTRDgeometry* geo, Int_t gs);
AliTRDtrackingSector(const AliTRDtrackingSector &/*t*/);
- ~AliTRDtrackingSector() {
- for (Int_t i = 0; i < fN; i++) delete fLayers[i];
- }
+ ~AliTRDtrackingSector();
- AliTRDtrackingSector &operator=(const AliTRDtrackingSector &/*t*/){ return *this;}
+ AliTRDtrackingSector &operator=(const AliTRDtrackingSector &/*t*/) { return *this; }
- Int_t GetNumberOfLayers() const { return fN;}
+ Int_t GetNumberOfLayers() const { return fN; }
Int_t GetNumberOfTimeBins() const;
Int_t GetLayerNumber(Double_t x) const;
Int_t GetInnerTimeBin() const;
Int_t GetOuterTimeBin() const;
- Int_t GetLayerNumber(Int_t tb) const { return fTimeBinIndex[tb];}
- Double_t GetX(Int_t pl) const { return fLayers[pl]->GetX();}
- AliTRDpropagationLayer* GetLayer(Int_t i) { return fLayers[i];}
+ Int_t GetLayerNumber(Int_t tb) const { return fTimeBinIndex[tb]; }
+ Double_t GetX(Int_t pl) const { return fLayers[pl]->GetX(); }
+ AliTRDpropagationLayer* GetLayer(Int_t i) { return fLayers[i]; }
+ Int_t GetSector() const {return fGeomSector;}
void MapTimeBinLayers();
Int_t Find(Double_t x) const;
void InsertLayer(AliTRDpropagationLayer *pl);
Int_t CookTimeBinIndex(Int_t plane, Int_t localTB) const;
- private:
+ private:
Int_t fN; // Total number of layers
AliTRDgeometry *fGeom; // Geometry
};
+ protected:
+
AliTRDgeometry *fGeom; // Pointer to TRD geometry
AliTRDtrackingSector *fTrSec[kTrackingSectors]; // Array of tracking sectors;
Int_t fNclusters; // Number of clusters in TRD
Bool_t fAddTRDseeds; // Something else
Bool_t fNoTilt; // No tilt, or what?
- Bool_t fHoles[5][18]; // Holes
-
- Bool_t AdjustSector(AliTRDtrack *track);
-
- private:
-
- AliTRDtrack *RegisterSeed(AliTRDseed *seeds, Double_t *params);
- void MakeSeedsMI(Int_t inner, Int_t outer, AliESD *esd = 0);
-
- Int_t FollowBackProlongation(AliTRDtrack &t);
- Int_t FollowProlongation(AliTRDtrack &t);
- void CookdEdxTimBin(AliTRDtrack &t);
- Int_t PropagateToX(AliTRDtrack &t, Double_t xToGo, Double_t maxStep);
- Double_t ExpectedSigmaY2(Double_t r, Double_t tgl, Double_t pt) const;
- Double_t ExpectedSigmaZ2(Double_t r, Double_t tgl) const;
-
+
+ // Histograms
+ TH1D *fHBackfit; // QA histogram
+ TH1D *fHClSearch; // QA histogram
+ TH1D *fHRefit; // QA histogram
+ TH1D *fHX; // QA histogram
+ TH1D *fHNCl; // QA histogram
+ TH1D *fHNClTrack; // QA histogram
+ TH1D *fHFindCl[4]; // QA histogram
+ TH1D *fHMinYPos; // QA histogram
+ TH1D *fHMinYNeg; // QA histogram
+ TH1D *fHMinZ; // QA histogram
+ TH2D *fHMinD; // QA histogram
+ TH1D *fHDeltaX; // QA histogram
+ TH1D *fHXCl; // QA histogram
+
+ protected:
+
+ Int_t FollowProlongation(AliTRDtrack &t);
+ Int_t PropagateToX(AliTRDtrack &t, Double_t xToGo, Double_t maxStep);
+ Double_t ExpectedSigmaY2(Double_t r, Double_t tgl, Double_t pt) const;
+ Double_t ExpectedSigmaZ2(Double_t r, Double_t tgl) const;
+
+
TTreeSRedirector *fDebugStreamer; //!Debug streamer
- ClassDef(AliTRDtracker,2) // TRD tracker
+ ClassDef(AliTRDtracker, 4) // TRD tracker
- };
+};
+
+
#endif
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff