]>
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> | |
723b0b5b | 15 | #include <TString.h> |
010eb601 | 16 | |
56218672 | 17 | #include "AliMUONAlignmentRecord.h" |
18 | ||
010eb601 | 19 | class TGeoCombiTrans; |
20 | class TClonesArray; | |
21 | class AliMillepede; | |
22 | class AliMUONGeometryTransformer; | |
23 | class AliMUONTrack; | |
24 | class AliMUONTrackParam; | |
96ebe67e | 25 | class AliMUONVCluster; |
010eb601 | 26 | |
27 | class AliMUONAlignment:public TObject | |
28 | { | |
29 | ||
56218672 | 30 | public: |
31 | ||
32 | ||
33 | /// constructor | |
010eb601 | 34 | AliMUONAlignment(); |
56218672 | 35 | |
36 | /// destructor | |
010eb601 | 37 | virtual ~AliMUONAlignment(); |
38 | ||
56218672 | 39 | /// process track for alignment minimization |
40 | /** | |
41 | returns the alignment records for this track. | |
42 | They can be stored in some output for later reprocessing. | |
43 | */ | |
44 | AliMUONAlignmentTrackRecord* ProcessTrack(AliMUONTrack *track, Bool_t doAlignment ); | |
45 | ||
46 | /// process track record | |
47 | void ProcessTrack( AliMUONAlignmentTrackRecord*, Bool_t doAlignment = kTRUE ); | |
48 | ||
49 | /// returns current track record | |
50 | AliMUONAlignmentTrackRecord* GetTrackRecord( void ) | |
51 | { return &fTrackRecord; } | |
52 | ||
c4ee792d | 53 | /// Set geometry transformer |
56218672 | 54 | void SetGeometryTransformer(AliMUONGeometryTransformer * transformer) |
55 | { fTransform = transformer; } | |
010eb601 | 56 | |
058c815d | 57 | /// Set flag for Magnetic field On/Off |
56218672 | 58 | void SetBFieldOn(Bool_t bBFieldOn) |
59 | { fBFieldOn = bBFieldOn; } | |
60 | ||
625f657d | 61 | /// Define chambers to align |
56218672 | 62 | void SetChOnOff(Bool_t *bChOnOff) |
63 | { | |
d8ad38e5 | 64 | for(int iCh=0; iCh<10; iCh++) |
56218672 | 65 | { fChOnOff[iCh] = bChOnOff[iCh]; } |
d8ad38e5 | 66 | } |
56218672 | 67 | |
625f657d | 68 | /// Possibility to align only one side of the detector |
56218672 | 69 | void SetSpecLROnOff(Bool_t *bSpecLROnOff) |
70 | { | |
71 | fSpecLROnOff[0] = bSpecLROnOff[0]; | |
72 | fSpecLROnOff[1] = bSpecLROnOff[1]; | |
d8ad38e5 | 73 | } |
56218672 | 74 | |
010eb601 | 75 | void FixStation(Int_t iSt); |
56218672 | 76 | |
d8ad38e5 | 77 | void FixChamber(Int_t iCh); |
56218672 | 78 | |
723b0b5b | 79 | void FixDetElem(Int_t iDetElemId, TString sVarXYT = "XYTZ"); |
56218672 | 80 | |
81 | void FixHalfSpectrometer(const Bool_t* bChOnOff, const Bool_t* bSpecLROnOff); | |
82 | ||
83 | void AllowVariations( const Bool_t* ); | |
84 | ||
a6ec842d | 85 | void SetNonLinear(const Bool_t *bChOnOff, const Bool_t *bVarXYT); |
56218672 | 86 | |
a6ec842d | 87 | void AddConstraints(const Bool_t *bChOnOff, const Bool_t *bVarXYT); |
56218672 | 88 | |
a6ec842d | 89 | void AddConstraints(const Bool_t *bChOnOff, const Bool_t *bVarXYT, const Bool_t *bDetTLBR, const Bool_t *bSpecLROnOff); |
56218672 | 90 | |
010eb601 | 91 | void ResetConstraints(); |
92 | ||
93 | void FixParameter(Int_t param, Double_t value); | |
56218672 | 94 | |
010eb601 | 95 | void SetNonLinear(Int_t param); |
56218672 | 96 | |
010eb601 | 97 | void AddConstraint(Double_t *factor, Double_t value ); |
56218672 | 98 | |
99 | void InitGlobalParameters(Double_t *par); | |
100 | ||
64e2c144 | 101 | void SetSigmaXY(Double_t sigmaX, Double_t sigmaY); |
56218672 | 102 | |
c4ee792d | 103 | /// Set array of local derivatives |
56218672 | 104 | void SetLocalDerivative(Int_t index, Double_t value) |
105 | { fLocalDerivatives[index] = value; } | |
106 | ||
c4ee792d | 107 | /// Set array of global derivatives |
56218672 | 108 | void SetGlobalDerivative(Int_t index, Double_t value) |
109 | { fGlobalDerivatives[index] = value; } | |
110 | ||
010eb601 | 111 | void LocalFit(Int_t iTrack, Double_t *lTrackParam, Int_t lSingleFit); |
56218672 | 112 | |
010eb601 | 113 | void GlobalFit(Double_t *parameters,Double_t *errors,Double_t *pulls); |
56218672 | 114 | |
010eb601 | 115 | void PrintGlobalParameters(); |
56218672 | 116 | |
010eb601 | 117 | Double_t GetParError(Int_t iPar); |
56218672 | 118 | |
119 | AliMUONGeometryTransformer* ReAlign(const AliMUONGeometryTransformer * transformer, const double *misAlignments, Bool_t verbose); | |
010eb601 | 120 | |
4818a9b7 | 121 | void SetAlignmentResolution(const TClonesArray* misAlignArray, Int_t chId, Double_t chResX, Double_t chResY, Double_t deResX, Double_t deResY); |
122 | ||
56218672 | 123 | private: |
124 | ||
c4ee792d | 125 | /// Not implemented |
010eb601 | 126 | AliMUONAlignment(const AliMUONAlignment& right); |
56218672 | 127 | |
c4ee792d | 128 | /// Not implemented |
010eb601 | 129 | AliMUONAlignment& operator = (const AliMUONAlignment& right); |
010eb601 | 130 | |
131 | void Init(Int_t nGlobal, Int_t nLocal, Int_t nStdDev); | |
56218672 | 132 | |
a6ec842d | 133 | void ConstrainT(Int_t lDetElem, Int_t lCh, Double_t *lConstraintT, Int_t iVar, Double_t lWeight=1.0) const; |
56218672 | 134 | |
a6ec842d | 135 | void ConstrainL(Int_t lDetElem, Int_t lCh, Double_t *lConstraintL, Int_t iVar, Double_t lWeight=1.0) const; |
56218672 | 136 | |
a6ec842d | 137 | void ConstrainB(Int_t lDetElem, Int_t lCh, Double_t *lConstraintB, Int_t iVar, Double_t lWeight=1.0) const; |
56218672 | 138 | |
a6ec842d | 139 | void ConstrainR(Int_t lDetElem, Int_t lCh, Double_t *lConstraintR, Int_t iVar, Double_t lWeight=1.0) const; |
56218672 | 140 | |
010eb601 | 141 | void FillDetElemData(); |
56218672 | 142 | |
010eb601 | 143 | void FillRecPointData(); |
56218672 | 144 | |
010eb601 | 145 | void FillTrackParamData(); |
56218672 | 146 | |
010eb601 | 147 | void ResetLocalEquation(); |
56218672 | 148 | |
149 | /// local equation along X | |
150 | void LocalEquationX( Bool_t doAlignment = kTRUE ); | |
151 | ||
152 | /// local equation along Y | |
153 | void LocalEquationY( Bool_t doAlignment = kTRUE ); | |
154 | ||
155 | /// local equation using cluster alignment record | |
156 | void LocalEquation( const AliMUONAlignmentClusterRecord& ); | |
010eb601 | 157 | |
a6ec842d | 158 | TGeoCombiTrans ReAlign(const TGeoCombiTrans& transform, const double *detElemMisAlignment) const; |
010eb601 | 159 | |
56218672 | 160 | /// Flag for Magnetic filed On/Off |
161 | Bool_t fBFieldOn; | |
162 | ||
163 | /// Flags for chamber On/Off | |
164 | Bool_t fChOnOff[10]; | |
165 | ||
166 | /// Flags for left right On/Off | |
167 | Bool_t fSpecLROnOff[2]; | |
168 | ||
169 | /// Flags degrees of freedom to align (x,y,phi) | |
170 | Bool_t fDoF[4]; | |
171 | ||
172 | /// "Encouraged" variation for degrees of freedom | |
173 | Double_t fAllowVar[4]; | |
174 | ||
175 | /// Initial value for chi2 cut | |
176 | /** if > 1 Iterations in AliMillepede are turned on */ | |
177 | Double_t fStartFac; | |
178 | ||
179 | /// Cut on residual for first iteration | |
180 | Double_t fResCutInitial; | |
181 | ||
182 | /// Cut on residual for other iterations | |
183 | Double_t fResCut; | |
184 | ||
185 | /// Detector independent alignment class | |
186 | AliMillepede *fMillepede; | |
187 | ||
188 | /// AliMUONTrack | |
189 | AliMUONTrack *fTrack; | |
190 | ||
191 | /// AliMUONVCluster | |
192 | AliMUONVCluster *fCluster; | |
193 | ||
194 | ///< Track parameters | |
195 | AliMUONTrackParam *fTrackParam; | |
c4ee792d | 196 | |
197 | Int_t fNGlobal; ///< Number of global parameters | |
198 | Int_t fNLocal; ///< Number of local parameters | |
199 | Int_t fNStdDev; ///< Number of standard deviations for chi2 cut | |
200 | Double_t fClustPos[3]; ///< Cluster position | |
201 | Double_t fClustPosLoc[3]; ///< Cluster position in local coordinates | |
202 | Double_t fTrackSlope0[2]; ///< Track slope at reference point | |
203 | Double_t fTrackSlope[2]; ///< Track slope at current point | |
204 | Double_t fTrackPos0[3]; ///< Track intersection at reference point | |
205 | Double_t fTrackPos[3]; ///< Track intersection at current point | |
56218672 | 206 | Double_t fTrackPosLoc[3]; ///< Track intersection at current point in local coordinates |
207 | Double_t fMeas[2]; ///< Current measurement (depend on B field On/Off) | |
c4ee792d | 208 | Double_t fSigma[2]; ///< Estimated resolution on measurement |
209 | ||
723b0b5b | 210 | Double_t fGlobalDerivatives[624]; ///< Array of global derivatives |
c4ee792d | 211 | Double_t fLocalDerivatives[4]; ///< Array of local derivatives |
212 | ||
723b0b5b | 213 | Double_t fConstraintX[624]; ///< Array for constraint equation all X |
214 | Double_t fConstraintY[624]; ///< Array for constraint equation all Y | |
215 | Double_t fConstraintP[624]; ///< Array for constraint equation all P | |
216 | Double_t fConstraintXT[624]; ///< Array for constraint equation X Top half | |
217 | Double_t fConstraintYT[624]; ///< Array for constraint equation Y Top half | |
218 | Double_t fConstraintPT[624]; ///< Array for constraint equation P Top half | |
219 | Double_t fConstraintXZT[624]; ///< Array for constraint equation X vs Z Top half | |
220 | Double_t fConstraintYZT[624]; ///< Array for constraint equation Y vs Z Top half | |
221 | Double_t fConstraintPZT[624]; ///< Array for constraint equation P vs Z Top half | |
222 | Double_t fConstraintXYT[624]; ///< Array for constraint equation X vs Y Top half | |
223 | Double_t fConstraintYYT[624]; ///< Array for constraint equation Y vs Y Top half | |
224 | Double_t fConstraintPYT[624]; ///< Array for constraint equation P vs Y Top half | |
225 | Double_t fConstraintXB[624]; ///< Array for constraint equation X Bottom half | |
226 | Double_t fConstraintYB[624]; ///< Array for constraint equation Y Bottom half | |
227 | Double_t fConstraintPB[624]; ///< Array for constraint equation P Bottom half | |
228 | Double_t fConstraintXZB[624]; ///< Array for constraint equation X vs Z Bottom half | |
229 | Double_t fConstraintYZB[624]; ///< Array for constraint equation Y vs Z Bottom half | |
230 | Double_t fConstraintPZB[624]; ///< Array for constraint equation P vs Z Bottom half | |
231 | Double_t fConstraintXYB[624]; ///< Array for constraint equation X vs Y Bottom half | |
232 | Double_t fConstraintYYB[624]; ///< Array for constraint equation Y vs Y Bottom half | |
233 | Double_t fConstraintPYB[624]; ///< Array for constraint equation P vs Y Bottom half | |
234 | Double_t fConstraintXR[624]; ///< Array for constraint equation X Right half | |
235 | Double_t fConstraintYR[624]; ///< Array for constraint equation Y Right half | |
236 | Double_t fConstraintPR[624]; ///< Array for constraint equation P Right half | |
237 | Double_t fConstraintXZR[624]; ///< Array for constraint equation X vs Z Right half | |
238 | Double_t fConstraintYZR[624]; ///< Array for constraint equation Y vs Z Right half | |
239 | Double_t fConstraintPZR[624]; ///< Array for constraint equation P vs Z Right half | |
240 | Double_t fConstraintXYR[624]; ///< Array for constraint equation X vs Y Right half | |
241 | Double_t fConstraintYYR[624]; ///< Array for constraint equation Y vs Y Right half | |
242 | Double_t fConstraintPYR[624]; ///< Array for constraint equation P vs Y Right half | |
243 | Double_t fConstraintXL[624]; ///< Array for constraint equation X Left half | |
244 | Double_t fConstraintYL[624]; ///< Array for constraint equation Y Left half | |
245 | Double_t fConstraintPL[624]; ///< Array for constraint equation P Left half | |
246 | Double_t fConstraintXZL[624]; ///< Array for constraint equation X vs Z Left half | |
247 | Double_t fConstraintYZL[624]; ///< Array for constraint equation Y vs Z Left half | |
248 | Double_t fConstraintPZL[624]; ///< Array for constraint equation P vs Z Left half | |
249 | Double_t fConstraintXYL[624]; ///< Array for constraint equation X vs Y Left half | |
250 | Double_t fConstraintYYL[624]; ///< Array for constraint equation Y vs Y Left half | |
251 | Double_t fConstraintPYL[624]; ///< Array for constraint equation P vs Y Left half | |
252 | Double_t fConstraintX3[624]; ///< Array for constraint equation St3 X | |
253 | Double_t fConstraintY3[624]; ///< Array for constraint equation St3 Y | |
254 | Double_t fConstraintX4[624]; ///< Array for constraint equation St4 X | |
255 | Double_t fConstraintY4[624]; ///< Array for constraint equation St4 Y | |
256 | Double_t fConstraintP4[624]; ///< Array for constraint equation St4 P | |
257 | Double_t fConstraintX5[624]; ///< Array for constraint equation St5 X | |
258 | Double_t fConstraintY5[624]; ///< Array for constraint equation St5 Y | |
c4ee792d | 259 | |
260 | Int_t fDetElemId; ///< Detection element id | |
261 | Int_t fDetElemNumber; ///< Detection element number | |
56218672 | 262 | Double_t fPhi; ///< Azimuthal tilt of detection element |
c4ee792d | 263 | Double_t fCosPhi; ///< Cosine of fPhi |
264 | Double_t fSinPhi; ///< Sine of fPhi | |
265 | Double_t fDetElemPos[3]; ///< Position of detection element | |
266 | ||
56218672 | 267 | /// running Track record |
268 | AliMUONAlignmentTrackRecord fTrackRecord; | |
269 | ||
270 | /// Geometry transformation | |
271 | AliMUONGeometryTransformer *fTransform; | |
c4ee792d | 272 | |
273 | static Int_t fgNSt; ///< Number tracking stations | |
274 | static Int_t fgNCh; ///< Number tracking chambers | |
3b2890be | 275 | static Int_t fgNTrkMod; ///< Number of tracking modules (4 ch + 6*2 half-ch) |
c4ee792d | 276 | static Int_t fgNParCh; ///< Number of degrees of freedom per chamber |
277 | static Int_t fgNDetElem; ///< Total number of detection elements | |
278 | static Int_t fgNDetElemCh[10]; ///< Number of detection elements per chamber | |
279 | static Int_t fgSNDetElemCh[10];///< Sum of detection elements up to this chamber (inc) | |
010eb601 | 280 | |
56218672 | 281 | ClassDef(AliMUONAlignment, 2) |
282 | ||
69d7ac2e | 283 | }; |
010eb601 | 284 | |
285 | #endif |