]>
Commit | Line | Data |
---|---|---|
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; | |
96ebe67e | 22 | class AliMUONVCluster; |
010eb601 | 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 | ||
058c815d | 37 | /// Set flag for Magnetic field On/Off |
38 | void SetBFieldOn(Bool_t bBFieldOn) { | |
39 | fBFieldOn = bBFieldOn; | |
40 | } | |
010eb601 | 41 | void FixStation(Int_t iSt); |
3b2890be | 42 | void FixHalfSpectrometer(Bool_t *bStOnOff, Bool_t *bSpecLROnOff); |
010eb601 | 43 | void AllowVariations(Bool_t *bStOnOff); |
44 | void SetNonLinear(Bool_t *bStOnOff, Bool_t *bVarXYT); | |
45 | void AddConstraints(Bool_t *bStOnOff, Bool_t *bVarXYT); | |
3b2890be | 46 | void AddConstraints(Bool_t *bStOnOff, Bool_t *bVarXYT, Bool_t *bDetTLBR, Bool_t *bSpecLROnOff); |
010eb601 | 47 | void ResetConstraints(); |
48 | ||
49 | void FixParameter(Int_t param, Double_t value); | |
50 | void SetNonLinear(Int_t param); | |
51 | void AddConstraint(Double_t *factor, Double_t value ); | |
52 | void InitGlobalParameters(Double_t *par); | |
c4ee792d | 53 | /// Set array of local derivatives |
010eb601 | 54 | void SetLocalDerivative(Int_t index, Double_t value) { |
55 | fLocalDerivatives[index] = value; | |
56 | } | |
c4ee792d | 57 | /// Set array of global derivatives |
010eb601 | 58 | void SetGlobalDerivative(Int_t index, Double_t value) { |
59 | fGlobalDerivatives[index] = value; | |
60 | } | |
61 | void LocalFit(Int_t iTrack, Double_t *lTrackParam, Int_t lSingleFit); | |
62 | void GlobalFit(Double_t *parameters,Double_t *errors,Double_t *pulls); | |
63 | void PrintGlobalParameters(); | |
64 | Double_t GetParError(Int_t iPar); | |
65 | ||
66 | AliMUONGeometryTransformer* | |
67 | ReAlign(const AliMUONGeometryTransformer * transformer, double *misAlignments, Bool_t verbose); | |
68 | ||
c4ee792d | 69 | private: |
70 | /// Not implemented | |
010eb601 | 71 | AliMUONAlignment(const AliMUONAlignment& right); |
c4ee792d | 72 | /// Not implemented |
010eb601 | 73 | AliMUONAlignment& operator = (const AliMUONAlignment& right); |
010eb601 | 74 | |
75 | void Init(Int_t nGlobal, Int_t nLocal, Int_t nStdDev); | |
3b2890be | 76 | void ConstrainT(Int_t lDetElem, Int_t lCh, Double_t *lConstraintT, Int_t iVar, Double_t lWeight=1.0); |
77 | void ConstrainL(Int_t lDetElem, Int_t lCh, Double_t *lConstraintL, Int_t iVar, Double_t lWeight=1.0); | |
78 | void ConstrainB(Int_t lDetElem, Int_t lCh, Double_t *lConstraintB, Int_t iVar, Double_t lWeight=1.0); | |
79 | void ConstrainR(Int_t lDetElem, Int_t lCh, Double_t *lConstraintR, Int_t iVar, Double_t lWeight=1.0); | |
010eb601 | 80 | void FillDetElemData(); |
81 | void FillRecPointData(); | |
82 | void FillTrackParamData(); | |
83 | void ResetLocalEquation(); | |
84 | void LocalEquationX(); | |
85 | void LocalEquationY(); | |
86 | ||
87 | TGeoCombiTrans ReAlign(const TGeoCombiTrans& transform, double *detElemMisAlignment) const; | |
88 | ||
c4ee792d | 89 | Bool_t fBFieldOn; ///< Flag for Magnetic filed On/Off |
010eb601 | 90 | |
c4ee792d | 91 | Bool_t fDoF[3]; ///< Flags degrees of freedom to align (x,y,phi) |
92 | Double_t fAllowVar[3]; ///< "Encouraged" variation for degrees of freedom | |
93 | Double_t fStartFac; ///< Initial value for chi2 cut | |
94 | ///< if > 1 Iterations in AliMillepede are turned on | |
95 | Double_t fResCutInitial; ///< Cut on residual for first iteration | |
96 | Double_t fResCut; ///< Cut on residual for other iterations | |
97 | ||
98 | AliMillepede *fMillepede; ///< Detector independent alignment class | |
010eb601 | 99 | |
96ebe67e | 100 | TClonesArray *fTrackParamAtCluster; ///< Array of track parameters |
101 | AliMUONTrack *fTrack; ///< AliMUONTrack | |
102 | AliMUONVCluster *fCluster; ///< AliMUONVCluster | |
103 | AliMUONTrackParam *fTrackParam; ///< Track parameters | |
c4ee792d | 104 | |
105 | Int_t fNGlobal; ///< Number of global parameters | |
106 | Int_t fNLocal; ///< Number of local parameters | |
107 | Int_t fNStdDev; ///< Number of standard deviations for chi2 cut | |
108 | Double_t fClustPos[3]; ///< Cluster position | |
109 | Double_t fClustPosLoc[3]; ///< Cluster position in local coordinates | |
110 | Double_t fTrackSlope0[2]; ///< Track slope at reference point | |
111 | Double_t fTrackSlope[2]; ///< Track slope at current point | |
112 | Double_t fTrackPos0[3]; ///< Track intersection at reference point | |
113 | Double_t fTrackPos[3]; ///< Track intersection at current point | |
114 | Double_t fTrackPosLoc[3]; ///< Track intersection at current point in local coordinates | |
115 | Double_t fMeas[2]; ///< Current measurement (depend on B field On/Off) | |
116 | Double_t fSigma[2]; ///< Estimated resolution on measurement | |
117 | ||
118 | Double_t fGlobalDerivatives[468]; ///< Array of global derivatives | |
119 | Double_t fLocalDerivatives[4]; ///< Array of local derivatives | |
120 | ||
121 | Double_t fConstraintX[468]; ///< Array for constraint equation all X | |
122 | Double_t fConstraintY[468]; ///< Array for constraint equation all Y | |
123 | Double_t fConstraintP[468]; ///< Array for constraint equation all P | |
124 | Double_t fConstraintXT[468]; ///< Array for constraint equation X Top half | |
125 | Double_t fConstraintYT[468]; ///< Array for constraint equation Y Top half | |
126 | Double_t fConstraintPT[468]; ///< Array for constraint equation P Top half | |
3b2890be | 127 | Double_t fConstraintXZT[468]; ///< Array for constraint equation X vs Z Top half |
128 | Double_t fConstraintYZT[468]; ///< Array for constraint equation Y vs Z Top half | |
129 | Double_t fConstraintPZT[468]; ///< Array for constraint equation P vs Z Top half | |
130 | Double_t fConstraintXYT[468]; ///< Array for constraint equation X vs Y Top half | |
131 | Double_t fConstraintYYT[468]; ///< Array for constraint equation Y vs Y Top half | |
132 | Double_t fConstraintPYT[468]; ///< Array for constraint equation P vs Y Top half | |
c4ee792d | 133 | Double_t fConstraintXB[468]; ///< Array for constraint equation X Bottom half |
134 | Double_t fConstraintYB[468]; ///< Array for constraint equation Y Bottom half | |
135 | Double_t fConstraintPB[468]; ///< Array for constraint equation P Bottom half | |
3b2890be | 136 | Double_t fConstraintXZB[468]; ///< Array for constraint equation X vs Z Bottom half |
137 | Double_t fConstraintYZB[468]; ///< Array for constraint equation Y vs Z Bottom half | |
138 | Double_t fConstraintPZB[468]; ///< Array for constraint equation P vs Z Bottom half | |
139 | Double_t fConstraintXYB[468]; ///< Array for constraint equation X vs Y Bottom half | |
140 | Double_t fConstraintYYB[468]; ///< Array for constraint equation Y vs Y Bottom half | |
141 | Double_t fConstraintPYB[468]; ///< Array for constraint equation P vs Y Bottom half | |
c4ee792d | 142 | Double_t fConstraintXR[468]; ///< Array for constraint equation X Right half |
143 | Double_t fConstraintYR[468]; ///< Array for constraint equation Y Right half | |
144 | Double_t fConstraintPR[468]; ///< Array for constraint equation P Right half | |
3b2890be | 145 | Double_t fConstraintXZR[468]; ///< Array for constraint equation X vs Z Right half |
146 | Double_t fConstraintYZR[468]; ///< Array for constraint equation Y vs Z Right half | |
147 | Double_t fConstraintPZR[468]; ///< Array for constraint equation P vs Z Right half | |
148 | Double_t fConstraintXYR[468]; ///< Array for constraint equation X vs Y Right half | |
149 | Double_t fConstraintYYR[468]; ///< Array for constraint equation Y vs Y Right half | |
150 | Double_t fConstraintPYR[468]; ///< Array for constraint equation P vs Y Right half | |
c4ee792d | 151 | Double_t fConstraintXL[468]; ///< Array for constraint equation X Left half |
152 | Double_t fConstraintYL[468]; ///< Array for constraint equation Y Left half | |
153 | Double_t fConstraintPL[468]; ///< Array for constraint equation P Left half | |
3b2890be | 154 | Double_t fConstraintXZL[468]; ///< Array for constraint equation X vs Z Left half |
155 | Double_t fConstraintYZL[468]; ///< Array for constraint equation Y vs Z Left half | |
156 | Double_t fConstraintPZL[468]; ///< Array for constraint equation P vs Z Left half | |
157 | Double_t fConstraintXYL[468]; ///< Array for constraint equation X vs Y Left half | |
158 | Double_t fConstraintYYL[468]; ///< Array for constraint equation Y vs Y Left half | |
159 | Double_t fConstraintPYL[468]; ///< Array for constraint equation P vs Y Left half | |
c4ee792d | 160 | Double_t fConstraintX3[468]; ///< Array for constraint equation St3 X |
161 | Double_t fConstraintY3[468]; ///< Array for constraint equation St3 Y | |
162 | Double_t fConstraintX4[468]; ///< Array for constraint equation St4 X | |
163 | Double_t fConstraintY4[468]; ///< Array for constraint equation St4 Y | |
164 | Double_t fConstraintP4[468]; ///< Array for constraint equation St4 P | |
165 | Double_t fConstraintX5[468]; ///< Array for constraint equation St5 X | |
166 | Double_t fConstraintY5[468]; ///< Array for constraint equation St5 Y | |
167 | ||
168 | Int_t fDetElemId; ///< Detection element id | |
169 | Int_t fDetElemNumber; ///< Detection element number | |
170 | Double_t fPhi; ///< Azimuthal tilt of detection element | |
171 | Double_t fCosPhi; ///< Cosine of fPhi | |
172 | Double_t fSinPhi; ///< Sine of fPhi | |
173 | Double_t fDetElemPos[3]; ///< Position of detection element | |
174 | ||
175 | AliMUONGeometryTransformer *fTransform; ///< Geometry transformation | |
176 | ||
177 | static Int_t fgNSt; ///< Number tracking stations | |
178 | static Int_t fgNCh; ///< Number tracking chambers | |
3b2890be | 179 | static Int_t fgNTrkMod; ///< Number of tracking modules (4 ch + 6*2 half-ch) |
c4ee792d | 180 | static Int_t fgNParCh; ///< Number of degrees of freedom per chamber |
181 | static Int_t fgNDetElem; ///< Total number of detection elements | |
182 | static Int_t fgNDetElemCh[10]; ///< Number of detection elements per chamber | |
183 | static Int_t fgSNDetElemCh[10];///< Sum of detection elements up to this chamber (inc) | |
010eb601 | 184 | |
69d7ac2e | 185 | ClassDef(AliMUONAlignment, 0) //Class for alignment of muon spectrometer |
186 | }; | |
010eb601 | 187 | |
188 | #endif |