1 #ifndef ALITRDCLUSTERIZER_H
2 #define ALITRDCLUSTERIZER_H
3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
8 ////////////////////////////////////////////////////////////////////////////
10 // TRD cluster finder //
12 ////////////////////////////////////////////////////////////////////////////
27 class AliTRDarraySignal;
28 class AliTRDdigitsManager;
29 class AliTRDSignalIndex;
30 class AliTRDtransform;
32 class AliTRDReconstructor;
34 class AliTRDclusterizer : public TNamed
44 AliTRDclusterizer(AliTRDReconstructor *rec = 0x0);
45 AliTRDclusterizer(const Text_t* name, const Text_t* title, AliTRDReconstructor *rec = 0x0);
46 AliTRDclusterizer(const AliTRDclusterizer &c);
47 virtual ~AliTRDclusterizer();
48 AliTRDclusterizer &operator=(const AliTRDclusterizer &c);
50 virtual void Copy(TObject &c) const;
52 virtual Bool_t Open(const Char_t *name, Int_t nEvent = 0);
53 virtual Bool_t OpenInput(Int_t nEvent = 0);
54 virtual Bool_t OpenOutput();
55 virtual Bool_t OpenOutput(TTree *clusterTree);
57 virtual Bool_t ReadDigits();
58 virtual Bool_t ReadDigits(AliRawReader *rawReader);
59 virtual Bool_t ReadDigits(TTree *digitsTree);
61 virtual Bool_t WriteClusters(Int_t det);
62 void ResetRecPoints();
63 TClonesArray *RecPoints();
64 Bool_t WriteTracklets(Int_t det);
66 virtual Bool_t Raw2Clusters(AliRawReader *rawReader);
67 virtual Bool_t Raw2ClustersChamber(AliRawReader *rawReader);
69 virtual Bool_t MakeClusters();
70 virtual Bool_t MakeClusters(Int_t det);
72 virtual Bool_t AddLabels(Int_t idet, Int_t firstClusterROC, Int_t nClusterROC);
73 virtual Bool_t SetAddLabels(Bool_t kset) { fAddLabels = kset;
74 return fAddLabels; } // should we assign labels to clusters
75 virtual void SetRawVersion(Int_t iver) { fRawVersion = iver; } // set the expected raw data version
76 void SetReconstructor(const AliTRDReconstructor *rec) {fReconstructor = rec;}
77 static UChar_t GetStatus(Short_t &signal);
79 Bool_t IsClustersOwner() const {return TestBit(kOwner);}
80 void SetClustersOwner(Bool_t own=kTRUE) {SetBit(kOwner, own); if(!own) fRecPoints = 0x0;}
84 void DeConvExp(Double_t *source, Double_t *target
85 , Int_t nTimeTotal, Int_t nexp);
86 void TailCancelation(AliTRDarrayADC *digitsIn
87 , AliTRDarraySignal *digitsOut
88 , AliTRDSignalIndex *indexesIn
89 , AliTRDSignalIndex *indexesOut
91 , Float_t ADCthreshold
92 , AliTRDCalROC *calGainFactorROC
93 , Float_t calGainFactorDetValue);
94 virtual Double_t Unfold(Double_t eps, Int_t layer, Double_t *padSignal);
95 Double_t GetCOG(Double_t signal[5]) const;
97 Double_t LUTposition(Int_t ilayer, Double_t ampL, Double_t ampC, Double_t ampR) const;
98 virtual void ResetHelperIndexes(AliTRDSignalIndex *indexesIn);
100 void SetPadStatus(UChar_t status, UChar_t &encoding);
101 UChar_t GetPadStatus(UChar_t encoding);
102 Int_t GetCorruption(UChar_t encoding);
104 const AliTRDReconstructor *fReconstructor; //! reconstructor
105 AliRunLoader *fRunLoader; //! Run Loader
106 TTree *fClusterTree; //! Tree with the cluster
107 TClonesArray *fRecPoints; //! Array of clusters
109 TTree *fTrackletTree; //! Tree for tracklets
111 AliTRDdigitsManager *fDigitsManager; //! TRD digits manager
113 UInt_t **fTrackletContainer; //! tracklet container
115 Bool_t fAddLabels; // Should clusters have MC labels?
116 Int_t fRawVersion; // Expected raw version of the data - default is 2
118 AliTRDSignalIndex *fIndexesOut; //! Helper indexes for clusterization
119 AliTRDSignalIndex *fIndexesMaxima; //! Helper indexes for clusterization
121 AliTRDtransform *fTransform; //! Transforms the reconstructed space points
123 Int_t fLUTbin; // Number of bins of the LUT
124 Double_t *fLUT; //! The lookup table
126 ClassDef(AliTRDclusterizer,6) // TRD clusterfinder