Version where the process for HLT and vdrift on DAQ are off(Raphaelle)
[u/mrichter/AliRoot.git] / TRD / AliTRDclusterizer.h
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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 18class TFile;
bdbb05bb 19class TTree;
66f6bfd9 20class TClonesArray;
6d50f529 21
88cb7938 22class AliRunLoader;
3fe61b77 23class AliRawReader;
6d50f529 24
bdbb05bb 25class AliTRD;
c85a4951 26class AliTRDcluster;
b65e5048 27
04e58504 28class AliTRDrawStream;
b65e5048 29class AliTRDarrayADC;
30class AliTRDarraySignal;
3fe61b77 31class AliTRDdigitsManager;
32class AliTRDSignalIndex;
33class AliTRDtransform;
34class AliTRDCalROC;
3a039a31 35class AliTRDReconstructor;
1b3a719f 36class AliTRDCalSingleChamberStatus;
fc0882f3 37class AliTRDrecoParam;
e8e7f17e 38class AliTRDCalOnlineGainTableROC;
b65e5048 39
3a039a31 40class 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 122protected:
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 180private:
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