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98937d93 | 1 | #ifndef ALIALIGNMENTTRACKS_H |
2 | #define ALIALIGNMENTTRACKS_H | |
3 | ||
4 | //************************************************************************* | |
5 | // AliAlignmentTracks: main steering class which deals with the alignment * | |
6 | // procedures based on reconstructed tracks. * | |
7 | // More comments will come with the development of the interfaces and * | |
8 | // functionalities of the class. * | |
9 | //************************************************************************* | |
10 | ||
11 | #include <TObject.h> | |
12 | ||
13 | #include "AliAlignObj.h" | |
14 | ||
15 | class TChain; | |
16 | class AliTrackPointArray; | |
17 | class AliAlignObj; | |
18 | class AliTrackFitter; | |
19 | class AliTrackResiduals; | |
20 | ||
21 | class AliAlignmentTracks : public TObject { | |
22 | ||
23 | public: | |
24 | ||
25 | AliAlignmentTracks(); | |
26 | AliAlignmentTracks(TChain *esdchain); | |
27 | AliAlignmentTracks(const char *esdfilename, const char *esdtreename = "esdTree"); | |
98937d93 | 28 | virtual ~AliAlignmentTracks(); |
29 | ||
30 | void AddESD(TChain *esdchain); | |
31 | void AddESD(const char *esdfilename, const char *esdtreename = "esdTree"); | |
32 | ||
33 | void SetPointsFilename(const char *pointsfilename = "AliTrackPoints.root") { fPointsFilename = pointsfilename; } | |
34 | ||
35 | void ProcessESD(TSelector *selector); | |
babbb915 | 36 | void ProcessESD(Bool_t onlyITS=kFALSE,Int_t minITSpts=0, |
37 | Bool_t cuts=kTRUE, | |
d6116b3f | 38 | Float_t minAngleWrtITSModulePlanes=0., |
9a1304f0 | 39 | Float_t minMom=0.3,Float_t maxMom=1.e9, |
babbb915 | 40 | Float_t minAbsSinPhi=0.,Float_t maxAbsSinPhi=1., |
41 | Float_t minSinTheta=0.,Float_t maxSinTheta=1.); | |
42 | void ProcessESDCosmics(Bool_t onlyITS=kFALSE,Int_t minITSpts=0, | |
9a1304f0 | 43 | Float_t maxMatchingAngle=0.17, // 10 deg |
44 | Bool_t cuts=kTRUE, | |
d6116b3f | 45 | Float_t minAngleWrtITSModulePlanes=0., |
9a1304f0 | 46 | Float_t minMom=0.3,Float_t maxMom=1.e9, |
47 | Float_t minAbsSinPhi=0.,Float_t maxAbsSinPhi=1., | |
48 | Float_t minSinTheta=0.,Float_t maxSinTheta=1.); | |
98937d93 | 49 | |
50 | void BuildIndex(); | |
98937d93 | 51 | |
46ae650f | 52 | Bool_t ReadAlignObjs(const char *alignObjFileName = "AlignObjs.root", const char* arrayName = "Alignment"); |
98937d93 | 53 | |
54 | void SetTrackFitter(AliTrackFitter *fitter) { fTrackFitter = fitter; } | |
55 | void SetMinimizer(AliTrackResiduals *minimizer) { fMinimizer = minimizer; } | |
56 | ||
6fdedff6 | 57 | Bool_t AlignDetector(AliGeomManager::ELayerID firstLayer, |
58 | AliGeomManager::ELayerID lastLayer, | |
59 | AliGeomManager::ELayerID layerRangeMin = AliGeomManager::kFirstLayer, | |
60 | AliGeomManager::ELayerID layerRangeMax = AliGeomManager::kLastLayer,Int_t iterations = 1); | |
61 | Bool_t AlignLayer(AliGeomManager::ELayerID layer, | |
62 | AliGeomManager::ELayerID layerRangeMin = AliGeomManager::kFirstLayer, | |
63 | AliGeomManager::ELayerID layerRangeMax = AliGeomManager::kLastLayer, | |
64 | Int_t iterations = 1); | |
65 | Bool_t AlignVolume(UShort_t volId, UShort_t volIdFit, | |
66 | Int_t iterations); | |
67 | Bool_t AlignVolumes(const TArrayI *volids, const TArrayI *volidsfit = 0x0, | |
68 | AliGeomManager::ELayerID layerRangeMin = AliGeomManager::kFirstLayer, | |
69 | AliGeomManager::ELayerID layerRangeMax = AliGeomManager::kLastLayer, | |
70 | Int_t iterations = 1); | |
98937d93 | 71 | |
cc345ce3 | 72 | AliAlignObj* GetAlignObj(UShort_t volid) const { |
73 | Int_t iModule; | |
25be1e5c | 74 | AliGeomManager::ELayerID iLayer = AliGeomManager::VolUIDToLayer(volid,iModule); |
75 | return fAlignObjs[iLayer-AliGeomManager::kFirstLayer][iModule]; | |
cc345ce3 | 76 | } |
91264393 | 77 | void SetUpdate(Bool_t update){fDoUpdate = update;} |
6b7c7eba | 78 | void SetCovIsUsed(Bool_t covisused){fCovIsUsed=covisused;} |
91264393 | 79 | Bool_t GetUpdate() const { return fDoUpdate;} |
193b509e | 80 | void WriteRealignObjArray(TString outfilename,AliGeomManager::ELayerID layerRangeMin,AliGeomManager::ELayerID layerRangeMax); |
6d210c37 | 81 | Int_t GetLastIndex(Int_t iLayer,Int_t iModule) const { return fLastIndex[iLayer][iModule]; } |
82 | ||
98937d93 | 83 | protected: |
84 | ||
85 | void InitIndex(); | |
86 | void ResetIndex(); | |
87 | void DeleteIndex(); | |
88 | ||
89 | void InitAlignObjs(); | |
90 | void ResetAlignObjs(); | |
91 | void DeleteAlignObjs(); | |
92 | ||
a5b84e94 | 93 | Int_t LoadPoints(const TArrayI *volids, AliTrackPointArray** &points,Int_t &pointsdim); |
98937d93 | 94 | void UnloadPoints(Int_t n, AliTrackPointArray **points); |
95 | ||
96 | AliTrackFitter *CreateFitter(); | |
97 | AliTrackResiduals *CreateMinimizer(); | |
98 | ||
46ae650f | 99 | Bool_t Misalign(const char *misalignObjFileName, const char* arrayName); |
100 | ||
98937d93 | 101 | TChain *fESDChain; //! Chain with ESDs |
102 | TString fPointsFilename; // Name of the file containing the track point arrays | |
103 | TFile *fPointsFile; // File containing the track point arrays | |
104 | TTree *fPointsTree; // Tree with the track point arrays | |
105 | Int_t **fLastIndex; //! Last filled index in volume arrays | |
106 | TArrayI ***fArrayIndex; //! Volume arrays which contains the tree index | |
107 | Bool_t fIsIndexBuilt; // Is points tree index built | |
108 | AliAlignObj ***fAlignObjs; // Array with alignment objects | |
46ae650f | 109 | AliAlignObj ***fMisalignObjs; // Array with alignment objects used to introduce misalignment of the space-points |
98937d93 | 110 | AliTrackFitter *fTrackFitter; // Pointer to the track fitter |
111 | AliTrackResiduals*fMinimizer; // Pointer to track residuals minimizer | |
91264393 | 112 | Bool_t fDoUpdate; // Indicator - update Alignment object after minimization |
6b7c7eba | 113 | Bool_t fCovIsUsed; // Indicator - use AlignObjs' Cov matrices |
75e3794b | 114 | |
115 | private: | |
116 | AliAlignmentTracks(const AliAlignmentTracks & alignment); | |
117 | AliAlignmentTracks& operator= (const AliAlignmentTracks& alignment); | |
118 | ||
91264393 | 119 | ClassDef(AliAlignmentTracks,2) |
98937d93 | 120 | |
121 | }; | |
122 | ||
123 | #endif |