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46d29e70 | 1 | #ifndef ALITRDCLUSTER_H |
2 | #define ALITRDCLUSTER_H | |
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 | // // | |
10 | // TRD cluster // | |
11 | // // | |
12 | /////////////////////////////////////////////////////////////////////////////// | |
5443e65e | 13 | |
5843e420 | 14 | #include "AliCluster.h" |
46d29e70 | 15 | |
a5b99acd | 16 | class AliTRDtrackletWord; |
17 | ||
5443e65e | 18 | class AliTRDcluster : public AliCluster { |
3044dfe5 | 19 | friend class AliHLTTRDCluster; |
762571f0 | 20 | |
3044dfe5 | 21 | public: |
5843e420 | 22 | enum ETRDclusterStatus { |
23 | kInChamber = BIT(16) // Out of fiducial volume of chamber (signal tails) | |
24 | ,kFivePad = BIT(17) // Deconvoluted clusters | |
b72f4eaf | 25 | ,kLUT = BIT(18) |
26 | ,kGAUS = BIT(19) | |
27 | ,kCOG = BIT(20) | |
8fc736d7 | 28 | ,kXcorr = BIT(21) // steer efficient vd corrections |
5843e420 | 29 | }; |
30 | enum ETRDclusterMask { | |
31 | kMaskedLeft = 0 | |
32 | ,kMaskedCenter = 1 | |
33 | ,kMaskedRight = 2 | |
f5375dcb | 34 | }; |
0e09df31 | 35 | |
bdb68f8c | 36 | AliTRDcluster(); |
b72f4eaf | 37 | AliTRDcluster(Int_t det, UChar_t col, UChar_t row, UChar_t time, const Short_t *sig, UShort_t volid); |
762571f0 | 38 | AliTRDcluster(Int_t det, Float_t q, Float_t *pos, Float_t *sig |
39 | , Int_t *tracks, Char_t npads, Short_t * const signals | |
40 | , UChar_t col, UChar_t row, UChar_t time | |
41 | , Char_t timebin, Float_t center, UShort_t volid); | |
a5b99acd | 42 | AliTRDcluster(const AliTRDtrackletWord *const tracklet, Int_t det, UShort_t volid); |
a2b90f83 | 43 | AliTRDcluster(const AliTRDcluster &c); |
acc49af9 | 44 | virtual ~AliTRDcluster() {}; |
762571f0 | 45 | AliTRDcluster &operator=(const AliTRDcluster &c); |
a2b90f83 | 46 | |
762571f0 | 47 | virtual void AddTrackIndex(const Int_t * const i); |
48 | void Clear(Option_t *o=""); | |
203967fc | 49 | |
762571f0 | 50 | Bool_t IsEqual(const TObject *otherCluster) const; |
51 | Bool_t IsInChamber() const { return TestBit(kInChamber); } | |
52 | Bool_t IsMasked() const { return fClusterMasking ? kTRUE : kFALSE; } | |
53 | Bool_t IsShared() const { return IsClusterShared(); } | |
54 | Bool_t IsUsed() const { return IsClusterUsed(); } | |
55 | Bool_t IsFivePad() const { return TestBit(kFivePad); } | |
56 | inline Bool_t IsRPhiMethod(ETRDclusterStatus m) const; | |
8fc736d7 | 57 | Bool_t HasXcorr() const { return TestBit(kXcorr); } |
762571f0 | 58 | |
59 | UChar_t GetPadMaskedPosition() const { return fClusterMasking & 7; } | |
60 | UChar_t GetPadMaskedStatus() const { return fClusterMasking >> 3; } | |
61 | Int_t GetDetector() const { return fDetector; } | |
62 | Int_t GetLocalTimeBin() const { return fLocalTimeBin; } | |
63 | Float_t GetQ() const { return fQ; } | |
64 | Int_t GetNPads() const { return fNPads; } | |
65 | Float_t GetCenter() const { return fCenter; } | |
66 | Int_t GetPadCol() const { return fPadCol; } | |
67 | Int_t GetPadRow() const { return fPadRow; } | |
68 | Int_t GetPadTime() const { return fPadTime; } | |
69 | Short_t *GetSignals() { return fSignals; } | |
70 | Float_t GetSumS() const; | |
71 | ||
72 | static Double_t GetSX(Int_t tb, Double_t z=-1); | |
73 | static Double_t GetSYdrift(Int_t tb, Int_t ly=0, Double_t z=-1); | |
74 | static Double_t GetSYcharge(Float_t q); | |
75 | static Double_t GetSYprf(Int_t ly, Double_t center, Double_t s2); | |
76 | static Double_t GetXcorr(Int_t tb, Double_t z=-1); | |
77 | static Double_t GetYcorr(Int_t ly, Float_t y); | |
78 | Float_t GetXloc(Double_t t0, Double_t vd | |
79 | , const Double_t *const q = 0x0 | |
80 | , const Double_t *const xq = 0x0 | |
81 | , Double_t z = 0.2); | |
82 | Float_t GetYloc(Double_t y0, Double_t s2, Double_t W, Double_t *const y1=0x0, Double_t *const y2=0x0); | |
83 | ||
84 | void Print(Option_t* o="") const; | |
85 | ||
86 | void SetLocalTimeBin(Char_t t) { fLocalTimeBin = t; } | |
87 | void SetNPads(Int_t n) { fNPads = n; } | |
88 | void SetPadCol(UChar_t inPadCol) { fPadCol = inPadCol; } | |
89 | void SetPadRow(UChar_t inPadRow) { fPadRow = inPadRow; } | |
90 | void SetPadTime(UChar_t inPadTime) { fPadTime = inPadTime; } | |
91 | void SetDetector(Short_t inDetector) { fDetector = inDetector; } | |
92 | void SetQ(Float_t inQ) { fQ = inQ; } | |
93 | void SetClusterMasking(UChar_t inClusterMasking) { fClusterMasking = inClusterMasking; } | |
94 | void SetShared(Bool_t sh = kTRUE) { SetBit(AliCluster::kShared,sh); } | |
95 | void SetFivePad(Bool_t b = kTRUE) { SetBit(kFivePad,b); } | |
96 | void SetInChamber(Bool_t in = kTRUE) { SetBit(kInChamber,in); } | |
97 | void SetPadMaskedPosition(UChar_t position); | |
98 | void SetPadMaskedStatus(UChar_t status); | |
99 | void SetSigmaY2(Float_t s2, Float_t dt, Float_t exb, Float_t x0, Float_t z=-1., Float_t tgp=0.); | |
b72f4eaf | 100 | inline void SetRPhiMethod(ETRDclusterStatus m); |
8fc736d7 | 101 | void SetXcorr(Bool_t xc = kTRUE) { SetBit(kXcorr,xc); } |
762571f0 | 102 | |
103 | void Use(Int_t u = 1) { SetBit(AliCluster::kUsed, u ? kTRUE : kFALSE); } | |
af26ce80 | 104 | |
5843e420 | 105 | protected: |
762571f0 | 106 | |
5843e420 | 107 | UChar_t fPadCol; // Central pad number in column direction |
108 | UChar_t fPadRow; // Central pad number in row direction | |
109 | UChar_t fPadTime; // Uncalibrated time bin number | |
110 | Char_t fLocalTimeBin; // T0-calibrated time bin number | |
111 | UChar_t fNPads; // Number of pads in cluster | |
112 | UChar_t fClusterMasking; // Bit field containing cluster status information; | |
113 | Short_t fDetector; // TRD detector number | |
114 | Short_t fSignals[7]; // Signals in the cluster | |
115 | Float_t fQ; // Amplitude | |
116 | Float_t fCenter; // Center of the cluster relative to the pad | |
0e09df31 | 117 | |
b72f4eaf | 118 | private: |
762571f0 | 119 | |
120 | Float_t GetDYcog(const Double_t *const y1=0x0, const Double_t *const y2=0x0); | |
121 | Float_t GetDYlut(const Double_t *const y1=0x0, const Double_t *const y2=0x0); | |
122 | Float_t GetDYgauss(Double_t sw, Double_t *const y1=0x0, Double_t *const y2=0x0); | |
b72f4eaf | 123 | static void FillLUT(); |
124 | ||
125 | static const Int_t fgkNlut; //! Number of bins of the LUT | |
126 | static Double_t *fgLUT; //! The lookup table | |
127 | ||
762571f0 | 128 | ClassDef(AliTRDcluster, 7) // Cluster for the TRD |
129 | ||
46d29e70 | 130 | }; |
b72f4eaf | 131 | |
132 | //________________________________________________ | |
133 | inline Bool_t AliTRDcluster::IsRPhiMethod(ETRDclusterStatus m) const | |
134 | { | |
135 | if(m==kLUT && TestBit(kLUT)) return kTRUE; | |
136 | else if(m==kGAUS && TestBit(kGAUS)) return kTRUE; | |
137 | else if(m==kCOG && (!TestBit(kLUT)&&!TestBit(kGAUS))) return kTRUE; | |
138 | ||
139 | return kFALSE; | |
140 | } | |
141 | ||
142 | //________________________________________________ | |
143 | inline void AliTRDcluster::SetRPhiMethod(ETRDclusterStatus m) | |
144 | { | |
a8d5c885 | 145 | SetBit(kCOG,0);SetBit(kLUT,0);SetBit(kGAUS,0); |
b72f4eaf | 146 | switch(m){ |
147 | case kCOG: SetBit(kCOG); break; | |
148 | case kLUT: SetBit(kLUT); break; | |
149 | case kGAUS: SetBit(kGAUS); break; | |
a8d5c885 | 150 | default: SetBit(kLUT); break; |
b72f4eaf | 151 | } |
152 | } | |
153 | ||
46d29e70 | 154 | #endif |