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1 | #ifndef ALITRDCHAMBERTIMEBIN_H | |
2 | #define ALITRDCHAMBERTIMEBIN_H | |
3 | ||
4 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
5 | * See cxx source for full Copyright notice */ | |
6 | ||
7 | /* $Id: AliTRDchamberTimeBin.h 22646 2007-11-29 18:13:40Z cblume $ */ | |
8 | ||
9 | //////////////////////////////////////////////////////////////////////////// | |
10 | // // | |
11 | // A TRD layer in a single stack // | |
12 | // // | |
13 | //////////////////////////////////////////////////////////////////////////// | |
14 | ||
15 | #ifndef ROOT_TObject | |
16 | #include "TObject.h" | |
17 | #endif | |
18 | ||
19 | class AliTRDcluster; | |
20 | class AliTRDReconstructor; | |
21 | ||
22 | class AliTRDchamberTimeBin : public TObject | |
23 | { | |
24 | public: | |
25 | enum AliTRDchamberTimeBinStatus { | |
26 | kT0 = BIT(14) // is the T0 time bin | |
27 | ,kOwner = BIT(15) // is owner of the clusters | |
28 | }; | |
29 | enum{ | |
30 | kMaxClustersLayer = 150 | |
31 | ,kMaxRows = 16 | |
32 | }; | |
33 | ||
34 | AliTRDchamberTimeBin(Int_t plane=-1, Int_t stack=-1, Int_t sector=-1, Double_t z0=-1., Double_t zLength=-1.); | |
35 | //AliTRDchamberTimeBin(const AliTRDpropagationLayer &layer, Double_t z0, Double_t zLength, UChar_t stackNr); | |
36 | //AliTRDchamberTimeBin(const AliTRDpropagationLayer &layer); | |
37 | AliTRDchamberTimeBin(const AliTRDchamberTimeBin &layer); | |
38 | ~AliTRDchamberTimeBin(); | |
39 | operator Int_t() const { return fN; } | |
40 | AliTRDchamberTimeBin& | |
41 | operator=(const AliTRDchamberTimeBin &myLayer); | |
42 | AliTRDcluster* operator[](const Int_t i) const { | |
43 | return ((i < fN) && (i >= 0)) ? fClusters[i] : NULL; | |
44 | } | |
45 | ||
46 | void Bootstrap(const AliTRDReconstructor *rec, Int_t det); | |
47 | void BuildIndices(Int_t iter = 0); | |
48 | void BuildCond(AliTRDcluster * const cl, Double_t *cond, UChar_t Layer, Double_t theta=0., Double_t phi=0.); | |
49 | void Clear(const Option_t *opt = NULL); | |
50 | AliTRDcluster* GetCluster(Int_t index) const {return index < fN && index >= 0 ? fClusters[index] : NULL;} | |
51 | Int_t GetGlobalIndex(Int_t index) const {return ((index < fN) && (index >= 0)) ? fIndex[index] : 0; } | |
52 | void GetClusters(const Double_t * const cond, Int_t *index, Int_t& ncl, Int_t BufferSize = kMaxClustersLayer); | |
53 | AliTRDcluster* GetNearestCluster(Double_t *cond); | |
54 | Double_t GetX() const { | |
55 | return fX; } | |
56 | Double_t GetZ0() const { return fZ0; } | |
57 | Double_t GetDZ0() const { return fZLength;} | |
58 | Int_t GetNClusters() const { return fN; } | |
59 | Int_t GetPlane() const { return fPlane; } | |
60 | Int_t GetStack() const { return fStack; } | |
61 | Int_t GetSector() const { return fSector; } | |
62 | void InsertCluster(AliTRDcluster *c, UInt_t index); | |
63 | ||
64 | Bool_t IsT0() const {return TestBit(kT0);} | |
65 | Bool_t IsOwner() const {return TestBit(kOwner);} | |
66 | ||
67 | void Print(Option_t *opt=NULL) const; | |
68 | Int_t SearchNearestCluster(Double_t y, Double_t z, Double_t Roady, Double_t Roadz) const; | |
69 | void SetRange(Float_t z0, Float_t zLength); | |
70 | void SetNRows(Int_t nRows){ fNRows = nRows; } | |
71 | void SetPlane(Int_t plane){ fPlane = plane; } | |
72 | void SetReconstructor(const AliTRDReconstructor *rec) {fkReconstructor = rec;} | |
73 | void SetStack(Int_t stack){ fStack = stack; } | |
74 | void SetSector(Int_t sector){ fSector = sector; } | |
75 | void SetOwner(Bool_t copy=kTRUE); | |
76 | void SetT0(Bool_t set=kTRUE) {SetBit(kT0, set);} | |
77 | void SetX(Double_t x) {fX = x;} | |
78 | private: | |
79 | void Copy(TObject &o) const; | |
80 | Int_t Find(Float_t y) const; | |
81 | Int_t FindYPosition(Double_t y, UChar_t z, Int_t nClusters) const; | |
82 | Int_t FindNearestYCluster(Double_t y, UChar_t z) const; | |
83 | ||
84 | private: | |
85 | const AliTRDReconstructor *fkReconstructor; //! | |
86 | Char_t fPlane; //! Plane number | |
87 | Char_t fStack; //! stack number in supermodule | |
88 | Char_t fSector; //! Sector mumber | |
89 | Char_t fNRows; //! number of pad rows in the chamber | |
90 | UChar_t fPositions[kMaxRows]; //! starting index of clusters in pad row | |
91 | Int_t fN; //! number of clusters | |
92 | AliTRDcluster *fClusters[kMaxClustersLayer]; //Array of pointers to clusters | |
93 | UInt_t fIndex[kMaxClustersLayer]; //!Array of cluster indexes | |
94 | Double_t fX; //! radial position of tb | |
95 | ||
96 | // obsolete !! | |
97 | Double_t fZ0; // starting position of the layer in Z direction | |
98 | Double_t fZLength; // length of the layer in Z direction | |
99 | ||
100 | ClassDef(AliTRDchamberTimeBin, 2) // tracking propagation layer for one time bin in chamber | |
101 | ||
102 | }; | |
103 | ||
104 | #endif // ALITRDCHAMBERTIMEBIN_H | |
105 |