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8230f242 | 1 | #ifndef ALITRDCLUSTERIZER_H |
2 | #define ALITRDCLUSTERIZER_H | |
f7336fa3 | 3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | /* $Id$ */ | |
7 | ||
6d50f529 | 8 | //////////////////////////////////////////////////////////////////////////// |
9 | // // | |
3fe61b77 | 10 | // TRD cluster finder // |
6d50f529 | 11 | // // |
12 | //////////////////////////////////////////////////////////////////////////// | |
13 | ||
f7336fa3 | 14 | #include <TNamed.h> |
793ff80c | 15 | |
e2cea5e3 | 16 | #include "AliTRDgeometry.h" |
8eab6a01 | 17 | |
793ff80c | 18 | class TFile; |
bdbb05bb | 19 | class TTree; |
66f6bfd9 | 20 | class TClonesArray; |
6d50f529 | 21 | |
88cb7938 | 22 | class AliRunLoader; |
3fe61b77 | 23 | class AliRawReader; |
6d50f529 | 24 | |
bdbb05bb | 25 | class AliTRD; |
c85a4951 | 26 | class AliTRDcluster; |
b65e5048 | 27 | |
04e58504 | 28 | class AliTRDrawStream; |
b65e5048 | 29 | class AliTRDarrayADC; |
30 | class AliTRDarraySignal; | |
3fe61b77 | 31 | class AliTRDdigitsManager; |
32 | class AliTRDSignalIndex; | |
33 | class AliTRDtransform; | |
34 | class AliTRDCalROC; | |
3a039a31 | 35 | class AliTRDReconstructor; |
1b3a719f | 36 | class AliTRDCalSingleChamberStatus; |
fc0882f3 | 37 | class AliTRDrecoParam; |
e8e7f17e | 38 | class AliTRDCalOnlineGainTableROC; |
b65e5048 | 39 | |
3a039a31 | 40 | class AliTRDclusterizer : public TNamed |
41 | { | |
b65e5048 | 42 | |
43 | public: | |
44 | ||
66f6bfd9 | 45 | // steering flags |
4806451b | 46 | // bits from 0-13 are reserved by ROOT (see TObject.h) |
66f6bfd9 | 47 | enum{ |
4806451b | 48 | kTrOwner = BIT(14) // toggle online tracklets ownership |
49 | ,kClOwner= BIT(15) // toggle cluster ownership | |
50 | ,kLabels = BIT(16) // toggle MC labels for clusters | |
d03bfe2b | 51 | ,kSkipTrafo = BIT(17) // skip the coordinate transformation of clusters? |
4806451b | 52 | ,kLUT = BIT(18) // using look up table for cluster's r-phi position |
53 | ,kGAUS = BIT(19) // using gauss approx. for cluster's r-phi position | |
54 | ,knewDM = BIT(20) // was the digitsmanger created by raw2clusters? | |
a1c095f1 | 55 | ,kTracksOwner = BIT(21) // toggle GTU track ownership |
07897df4 | 56 | ,kRawSignal = BIT(22) // toggle storage of raw signals in clusters |
66f6bfd9 | 57 | }; |
486c2339 | 58 | |
59 | struct MaxStruct | |
60 | { | |
4dab9275 | 61 | Int_t row; // row of the current cluster candidate |
62 | Int_t col; // col of the current cluster candidate | |
63 | Int_t time; // time -"- | |
07897df4 | 64 | Float_t signals[3]; // signals of the maximum pad and it's twon neigbours |
4dab9275 | 65 | UChar_t padStatus; // padStatus of the current cluster candidate |
66 | Bool_t fivePad; // is this cluster candidate part of a 5 pad cluster (two overlaping clusters)? | |
615f0826 | 67 | MaxStruct():row(-1),col(0),time(0),padStatus(0),fivePad(kFALSE) |
07897df4 | 68 | {memset(signals, 0, 3*sizeof(Float_t));} |
486c2339 | 69 | MaxStruct &operator=(const MaxStruct &a) |
6b0d4ad5 | 70 | {memcpy(this, &a, sizeof(MaxStruct)); return *this;} |
486c2339 | 71 | }; |
66f6bfd9 | 72 | |
486c2339 | 73 | AliTRDclusterizer(const AliTRDReconstructor *const rec = 0x0); |
74 | AliTRDclusterizer(const Text_t* name, const Text_t* title, const AliTRDReconstructor *const rec = 0x0); | |
dd9a6ee3 | 75 | AliTRDclusterizer(const AliTRDclusterizer &c); |
6d50f529 | 76 | virtual ~AliTRDclusterizer(); |
dd9a6ee3 | 77 | AliTRDclusterizer &operator=(const AliTRDclusterizer &c); |
78 | ||
0ab5ff49 | 79 | void Copy(TObject &c) const; |
3fe61b77 | 80 | |
6cd9a21f | 81 | Bool_t Open(const Char_t *name, Int_t nEvent = 0); |
82 | Bool_t OpenInput(Int_t nEvent = 0); | |
83 | Bool_t OpenOutput(); | |
e7295a3a | 84 | Bool_t OpenOutput(TTree *const clusterTree); |
3fe61b77 | 85 | |
6cd9a21f | 86 | Bool_t ReadDigits(); |
87 | Bool_t ReadDigits(AliRawReader *rawReader); | |
88 | Bool_t ReadDigits(TTree *digitsTree); | |
3fe61b77 | 89 | |
cb8b99ee | 90 | Bool_t ReadTracklets(); |
91 | Bool_t ReadTracks(); | |
92 | ||
6cd9a21f | 93 | Bool_t WriteClusters(Int_t det); |
d2eba04b | 94 | void ResetRecPoints() { fNoOfClusters = 0;} |
3d0c7d6d | 95 | virtual TClonesArray *RecPoints(); |
ae889044 | 96 | virtual TClonesArray *TrackletsArray(const TString &trkltype = ""); |
a1c095f1 | 97 | virtual TClonesArray *TracksArray(); |
bdbb05bb | 98 | |
6cd9a21f | 99 | Bool_t Raw2Clusters(AliRawReader *rawReader); |
100 | Bool_t Raw2ClustersChamber(AliRawReader *rawReader); | |
3fe61b77 | 101 | |
6cd9a21f | 102 | Bool_t MakeClusters(); |
103 | Bool_t MakeClusters(Int_t det); | |
3fe61b77 | 104 | |
6cd9a21f | 105 | Bool_t AddLabels(); |
b72f4eaf | 106 | Bool_t SetUseLabels(const Bool_t kset) { SetBit(kLabels, kset); return TestBit(kLabels); } // should we assign labels to clusters |
6cd9a21f | 107 | void SetRawVersion(const Int_t iver) { fRawVersion = iver; } // set the expected raw data version |
3a039a31 | 108 | void SetReconstructor(const AliTRDReconstructor *rec) {fReconstructor = rec;} |
66f6bfd9 | 109 | static UChar_t GetStatus(Short_t &signal); |
e7295a3a | 110 | Int_t GetAddedClusters() const {return fNoOfClusters;} |
293e8ba7 | 111 | Int_t GetNTimeBins() const {return fTimeTotal;} |
66f6bfd9 | 112 | |
8c499dbf | 113 | Bool_t IsClustersOwner() const {return TestBit(kClOwner);} |
29f3223b | 114 | virtual void SetClustersOwner(Bool_t own=kTRUE) {SetBit(kClOwner, own); if(!own) {fRecPoints = 0x0; fNoOfClusters=0;} } |
8c499dbf | 115 | void SetTrackletsOwner(Bool_t own=kTRUE) {SetBit(kTrOwner, own); if(!own) {fTracklets = 0x0; } } |
a1c095f1 | 116 | void SetTracksOwner(Bool_t own=kTRUE) {SetBit(kTracksOwner, own); if(!own) {fTracks = 0x0; } } |
d03bfe2b | 117 | void SetSkipTransform(Bool_t b=kTRUE) {SetBit(kSkipTrafo, b); } |
07897df4 | 118 | void SetStoreRawSignals(Bool_t b=kTRUE) {SetBit(kRawSignal, b); } |
3a039a31 | 119 | |
e2cea5e3 | 120 | UInt_t GetTriggerFlags(const Int_t sector) const { return fTrgFlags[sector]; } |
8eab6a01 | 121 | |
b72f4eaf | 122 | protected: |
b65e5048 | 123 | |
9dcc64cc | 124 | void ApplyTCTM(Short_t *const arr, const Int_t nTime, const Int_t nexp); |
1ab4da8c | 125 | void DeConvExp (Short_t *const arr, const Int_t nTime, const Int_t nexp); |
9dcc64cc | 126 | void ConvExp(Short_t *const arr, const Int_t nTime); |
fc0882f3 | 127 | void TailCancelation(const AliTRDrecoParam* const recoParam); |
064d808d | 128 | |
8c499dbf | 129 | Float_t Unfold(Double_t eps, Int_t layer, const Double_t *const padSignal) const; |
6d9e79cc | 130 | |
e7295a3a | 131 | void SetPadStatus(const UChar_t status, UChar_t &encoding) const; |
064d808d | 132 | UChar_t GetPadStatus(UChar_t encoding) const; |
133 | Int_t GetCorruption(UChar_t encoding) const; | |
134 | ||
07897df4 | 135 | Bool_t IsMaximum(const MaxStruct &Max, UChar_t &padStatus, Float_t *const Signals); //for const correctness reasons not const parameters are given separately |
1b3a719f | 136 | Bool_t FivePadCluster(MaxStruct &ThisMax, MaxStruct &NeighbourMax); |
486c2339 | 137 | void CreateCluster(const MaxStruct &Max); |
8dbc94c7 | 138 | |
e7295a3a | 139 | virtual void AddClusterToArray(AliTRDcluster* cluster); |
3fe61b77 | 140 | |
04e58504 | 141 | const AliTRDReconstructor *fReconstructor; //! reconstructor |
142 | AliRunLoader *fRunLoader; //! Run Loader | |
143 | TTree *fClusterTree; //! Tree with the cluster | |
144 | TClonesArray *fRecPoints; //! Array of clusters | |
145 | TClonesArray *fTracklets; //! Array of online tracklets | |
146 | TClonesArray *fTracks; //! Array of GTU tracks | |
147 | ||
04e58504 | 148 | AliTRDdigitsManager *fDigitsManager; //! TRD digits manager |
149 | ||
04e58504 | 150 | Int_t fRawVersion; // Expected raw version of the data - default is 2 |
151 | ||
152 | AliTRDtransform *fTransform; //! Transforms the reconstructed space points | |
153 | ||
154 | AliTRDarrayADC *fDigits; // Array holding the digits | |
07897df4 | 155 | AliTRDarrayADC *fDigitsRaw; // Array holding the raw digits if requested |
04e58504 | 156 | AliTRDSignalIndex *fIndexes; // Array holding the indexes to the digits |
07897df4 | 157 | Float_t fMaxThresh; // Threshold value for the maximum |
158 | Float_t fMaxThreshTest; // Threshold value for the maximum to test agains | |
159 | Float_t fSigThresh; // Threshold value for the digit signal | |
04e58504 | 160 | Float_t fMinMaxCutSigma; // Threshold value for the maximum (cut noise) |
161 | Float_t fMinLeftRightCutSigma; // Threshold value for the sum pad (cut noise) | |
162 | Int_t fLayer; // Current layer of the detector | |
163 | Int_t fDet; // Current detecor | |
164 | UShort_t fVolid; // Volume ID | |
165 | Int_t fColMax; // Number of Colums in one detector | |
166 | Int_t fTimeTotal; // Number of time bins | |
167 | AliTRDCalROC *fCalGainFactorROC; // Calibration object with pad wise values for the gain factors | |
168 | Float_t fCalGainFactorDetValue; // Calibration value for chamber wise noise | |
169 | AliTRDCalROC *fCalNoiseROC; // Calibration object with pad wise values for the noise | |
170 | Float_t fCalNoiseDetValue; // Calibration value for chamber wise noise | |
3d0c7d6d | 171 | AliTRDCalSingleChamberStatus *fCalPadStatusROC; // Calibration object with the pad status |
893e2ec6 | 172 | AliTRDCalOnlineGainTableROC *fCalOnlGainROC; // Calibration table of online gain factors |
04e58504 | 173 | Int_t fClusterROC; // The index to the first cluster of a given ROC |
174 | Int_t firstClusterROC; // The number of cluster in a given ROC | |
175 | Int_t fNoOfClusters; // Number of Clusters already processed and still owned by the clusterizer | |
176 | Int_t fBaseline; // Baseline of the ADC values | |
177 | AliTRDrawStream *fRawStream; // Raw data streamer | |
e2cea5e3 | 178 | UInt_t fTrgFlags[AliTRDgeometry::kNsector]; // trigger flags |
064d808d | 179 | |
04e58504 | 180 | private: |
181 | inline void CalcAdditionalInfo(const MaxStruct &Max, Short_t *const signals, Int_t &nPadCount); | |
182 | ||
183 | ClassDef(AliTRDclusterizer,6) // TRD clusterfinder | |
f7336fa3 | 184 | |
185 | }; | |
186 | ||
f7336fa3 | 187 | #endif |