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010eb601 | 1 | #ifndef ALIMUONALIGNMENT_H |
2 | #define ALIMUONALIGNMENT_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 | ||
8 | /// \ingroup rec | |
9 | /// \class AliMUONAlignment | |
10 | /// \brief Class for alignment of muon spectrometer | |
11 | // | |
12 | // Authors: Bruce Becker, Javier Castillo | |
13 | ||
14 | #include <TObject.h> | |
15 | ||
16 | class TGeoCombiTrans; | |
17 | class TClonesArray; | |
18 | class AliMillepede; | |
19 | class AliMUONGeometryTransformer; | |
20 | class AliMUONTrack; | |
21 | class AliMUONTrackParam; | |
22 | class AliMUONHitForRec; | |
23 | ||
24 | class AliMUONAlignment:public TObject | |
25 | { | |
26 | ||
27 | public: | |
28 | AliMUONAlignment(); | |
29 | virtual ~AliMUONAlignment(); | |
30 | ||
31 | void ProcessTrack(AliMUONTrack *track); | |
c4ee792d | 32 | /// Set geometry transformer |
010eb601 | 33 | void SetGeometryTransformer(AliMUONGeometryTransformer * transformer) { |
34 | fTransform = transformer; | |
35 | } | |
36 | ||
010eb601 | 37 | void FixStation(Int_t iSt); |
3b2890be | 38 | void FixHalfSpectrometer(Bool_t *bStOnOff, Bool_t *bSpecLROnOff); |
010eb601 | 39 | void AllowVariations(Bool_t *bStOnOff); |
40 | void SetNonLinear(Bool_t *bStOnOff, Bool_t *bVarXYT); | |
41 | void AddConstraints(Bool_t *bStOnOff, Bool_t *bVarXYT); | |
3b2890be | 42 | void AddConstraints(Bool_t *bStOnOff, Bool_t *bVarXYT, Bool_t *bDetTLBR, Bool_t *bSpecLROnOff); |
010eb601 | 43 | void ResetConstraints(); |
44 | ||
45 | void FixParameter(Int_t param, Double_t value); | |
46 | void SetNonLinear(Int_t param); | |
47 | void AddConstraint(Double_t *factor, Double_t value ); | |
48 | void InitGlobalParameters(Double_t *par); | |
c4ee792d | 49 | /// Set array of local derivatives |
010eb601 | 50 | void SetLocalDerivative(Int_t index, Double_t value) { |
51 | fLocalDerivatives[index] = value; | |
52 | } | |
c4ee792d | 53 | /// Set array of global derivatives |
010eb601 | 54 | void SetGlobalDerivative(Int_t index, Double_t value) { |
55 | fGlobalDerivatives[index] = value; | |
56 | } | |
57 | void LocalFit(Int_t iTrack, Double_t *lTrackParam, Int_t lSingleFit); | |
58 | void GlobalFit(Double_t *parameters,Double_t *errors,Double_t *pulls); | |
59 | void PrintGlobalParameters(); | |
60 | Double_t GetParError(Int_t iPar); | |
61 | ||
62 | AliMUONGeometryTransformer* | |
63 | ReAlign(const AliMUONGeometryTransformer * transformer, double *misAlignments, Bool_t verbose); | |
64 | ||
c4ee792d | 65 | private: |
66 | /// Not implemented | |
010eb601 | 67 | AliMUONAlignment(const AliMUONAlignment& right); |
c4ee792d | 68 | /// Not implemented |
010eb601 | 69 | AliMUONAlignment& operator = (const AliMUONAlignment& right); |
010eb601 | 70 | |
71 | void Init(Int_t nGlobal, Int_t nLocal, Int_t nStdDev); | |
3b2890be | 72 | void ConstrainT(Int_t lDetElem, Int_t lCh, Double_t *lConstraintT, Int_t iVar, Double_t lWeight=1.0); |
73 | void ConstrainL(Int_t lDetElem, Int_t lCh, Double_t *lConstraintL, Int_t iVar, Double_t lWeight=1.0); | |
74 | void ConstrainB(Int_t lDetElem, Int_t lCh, Double_t *lConstraintB, Int_t iVar, Double_t lWeight=1.0); | |
75 | void ConstrainR(Int_t lDetElem, Int_t lCh, Double_t *lConstraintR, Int_t iVar, Double_t lWeight=1.0); | |
010eb601 | 76 | void FillDetElemData(); |
77 | void FillRecPointData(); | |
78 | void FillTrackParamData(); | |
79 | void ResetLocalEquation(); | |
80 | void LocalEquationX(); | |
81 | void LocalEquationY(); | |
82 | ||
83 | TGeoCombiTrans ReAlign(const TGeoCombiTrans& transform, double *detElemMisAlignment) const; | |
84 | ||
c4ee792d | 85 | Bool_t fBFieldOn; ///< Flag for Magnetic filed On/Off |
010eb601 | 86 | |
c4ee792d | 87 | Bool_t fDoF[3]; ///< Flags degrees of freedom to align (x,y,phi) |
88 | Double_t fAllowVar[3]; ///< "Encouraged" variation for degrees of freedom | |
89 | Double_t fStartFac; ///< Initial value for chi2 cut | |
90 | ///< if > 1 Iterations in AliMillepede are turned on | |
91 | Double_t fResCutInitial; ///< Cut on residual for first iteration | |
92 | Double_t fResCut; ///< Cut on residual for other iterations | |
93 | ||
94 | AliMillepede *fMillepede; ///< Detector independent alignment class | |
010eb601 | 95 | |
c4ee792d | 96 | TClonesArray *fTrackParamAtHit; ///< Array of track parameters |
97 | TClonesArray *fHitForRecAtHit; ///< Array of track hits | |
98 | AliMUONTrack *fTrack; ///< AliMUONTrack | |
99 | AliMUONHitForRec *fRecHit; ///< AliMUONHitForRec | |
100 | AliMUONTrackParam *fTrackParam; ///< Track parameters | |
101 | ||
102 | Int_t fNGlobal; ///< Number of global parameters | |
103 | Int_t fNLocal; ///< Number of local parameters | |
104 | Int_t fNStdDev; ///< Number of standard deviations for chi2 cut | |
105 | Double_t fClustPos[3]; ///< Cluster position | |
106 | Double_t fClustPosLoc[3]; ///< Cluster position in local coordinates | |
107 | Double_t fTrackSlope0[2]; ///< Track slope at reference point | |
108 | Double_t fTrackSlope[2]; ///< Track slope at current point | |
109 | Double_t fTrackPos0[3]; ///< Track intersection at reference point | |
110 | Double_t fTrackPos[3]; ///< Track intersection at current point | |
111 | Double_t fTrackPosLoc[3]; ///< Track intersection at current point in local coordinates | |
112 | Double_t fMeas[2]; ///< Current measurement (depend on B field On/Off) | |
113 | Double_t fSigma[2]; ///< Estimated resolution on measurement | |
114 | ||
115 | Double_t fGlobalDerivatives[468]; ///< Array of global derivatives | |
116 | Double_t fLocalDerivatives[4]; ///< Array of local derivatives | |
117 | ||
118 | Double_t fConstraintX[468]; ///< Array for constraint equation all X | |
119 | Double_t fConstraintY[468]; ///< Array for constraint equation all Y | |
120 | Double_t fConstraintP[468]; ///< Array for constraint equation all P | |
121 | Double_t fConstraintXT[468]; ///< Array for constraint equation X Top half | |
122 | Double_t fConstraintYT[468]; ///< Array for constraint equation Y Top half | |
123 | Double_t fConstraintPT[468]; ///< Array for constraint equation P Top half | |
3b2890be | 124 | Double_t fConstraintXZT[468]; ///< Array for constraint equation X vs Z Top half |
125 | Double_t fConstraintYZT[468]; ///< Array for constraint equation Y vs Z Top half | |
126 | Double_t fConstraintPZT[468]; ///< Array for constraint equation P vs Z Top half | |
127 | Double_t fConstraintXYT[468]; ///< Array for constraint equation X vs Y Top half | |
128 | Double_t fConstraintYYT[468]; ///< Array for constraint equation Y vs Y Top half | |
129 | Double_t fConstraintPYT[468]; ///< Array for constraint equation P vs Y Top half | |
c4ee792d | 130 | Double_t fConstraintXB[468]; ///< Array for constraint equation X Bottom half |
131 | Double_t fConstraintYB[468]; ///< Array for constraint equation Y Bottom half | |
132 | Double_t fConstraintPB[468]; ///< Array for constraint equation P Bottom half | |
3b2890be | 133 | Double_t fConstraintXZB[468]; ///< Array for constraint equation X vs Z Bottom half |
134 | Double_t fConstraintYZB[468]; ///< Array for constraint equation Y vs Z Bottom half | |
135 | Double_t fConstraintPZB[468]; ///< Array for constraint equation P vs Z Bottom half | |
136 | Double_t fConstraintXYB[468]; ///< Array for constraint equation X vs Y Bottom half | |
137 | Double_t fConstraintYYB[468]; ///< Array for constraint equation Y vs Y Bottom half | |
138 | Double_t fConstraintPYB[468]; ///< Array for constraint equation P vs Y Bottom half | |
c4ee792d | 139 | Double_t fConstraintXR[468]; ///< Array for constraint equation X Right half |
140 | Double_t fConstraintYR[468]; ///< Array for constraint equation Y Right half | |
141 | Double_t fConstraintPR[468]; ///< Array for constraint equation P Right half | |
3b2890be | 142 | Double_t fConstraintXZR[468]; ///< Array for constraint equation X vs Z Right half |
143 | Double_t fConstraintYZR[468]; ///< Array for constraint equation Y vs Z Right half | |
144 | Double_t fConstraintPZR[468]; ///< Array for constraint equation P vs Z Right half | |
145 | Double_t fConstraintXYR[468]; ///< Array for constraint equation X vs Y Right half | |
146 | Double_t fConstraintYYR[468]; ///< Array for constraint equation Y vs Y Right half | |
147 | Double_t fConstraintPYR[468]; ///< Array for constraint equation P vs Y Right half | |
c4ee792d | 148 | Double_t fConstraintXL[468]; ///< Array for constraint equation X Left half |
149 | Double_t fConstraintYL[468]; ///< Array for constraint equation Y Left half | |
150 | Double_t fConstraintPL[468]; ///< Array for constraint equation P Left half | |
3b2890be | 151 | Double_t fConstraintXZL[468]; ///< Array for constraint equation X vs Z Left half |
152 | Double_t fConstraintYZL[468]; ///< Array for constraint equation Y vs Z Left half | |
153 | Double_t fConstraintPZL[468]; ///< Array for constraint equation P vs Z Left half | |
154 | Double_t fConstraintXYL[468]; ///< Array for constraint equation X vs Y Left half | |
155 | Double_t fConstraintYYL[468]; ///< Array for constraint equation Y vs Y Left half | |
156 | Double_t fConstraintPYL[468]; ///< Array for constraint equation P vs Y Left half | |
c4ee792d | 157 | Double_t fConstraintX3[468]; ///< Array for constraint equation St3 X |
158 | Double_t fConstraintY3[468]; ///< Array for constraint equation St3 Y | |
159 | Double_t fConstraintX4[468]; ///< Array for constraint equation St4 X | |
160 | Double_t fConstraintY4[468]; ///< Array for constraint equation St4 Y | |
161 | Double_t fConstraintP4[468]; ///< Array for constraint equation St4 P | |
162 | Double_t fConstraintX5[468]; ///< Array for constraint equation St5 X | |
163 | Double_t fConstraintY5[468]; ///< Array for constraint equation St5 Y | |
164 | ||
165 | Int_t fDetElemId; ///< Detection element id | |
166 | Int_t fDetElemNumber; ///< Detection element number | |
167 | Double_t fPhi; ///< Azimuthal tilt of detection element | |
168 | Double_t fCosPhi; ///< Cosine of fPhi | |
169 | Double_t fSinPhi; ///< Sine of fPhi | |
170 | Double_t fDetElemPos[3]; ///< Position of detection element | |
171 | ||
172 | AliMUONGeometryTransformer *fTransform; ///< Geometry transformation | |
173 | ||
174 | static Int_t fgNSt; ///< Number tracking stations | |
175 | static Int_t fgNCh; ///< Number tracking chambers | |
3b2890be | 176 | static Int_t fgNTrkMod; ///< Number of tracking modules (4 ch + 6*2 half-ch) |
c4ee792d | 177 | static Int_t fgNParCh; ///< Number of degrees of freedom per chamber |
178 | static Int_t fgNDetElem; ///< Total number of detection elements | |
179 | static Int_t fgNDetElemCh[10]; ///< Number of detection elements per chamber | |
180 | static Int_t fgSNDetElemCh[10];///< Sum of detection elements up to this chamber (inc) | |
010eb601 | 181 | |
182 | ClassDef(AliMUONAlignment, 0)}; | |
183 | ||
184 | #endif |