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010eb601 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /* $Id$ */ | |
17 | ||
18 | //----------------------------------------------------------------------------- | |
c25af45b | 19 | /// \class AliMUONAlignment |
56218672 | 20 | /// Alignment class for the ALICE DiMuon spectrometer |
010eb601 | 21 | /// |
56218672 | 22 | /// MUON specific alignment class which interface to AliMillepede. |
010eb601 | 23 | /// For each track ProcessTrack calculates the local and global derivatives |
96ebe67e | 24 | /// at each cluster and fill the corresponding local equations. Provide methods |
56218672 | 25 | /// for fixing or constraining detection elements for best results. |
010eb601 | 26 | /// |
27 | /// \author Bruce Becker, Javier Castillo | |
28 | //----------------------------------------------------------------------------- | |
29 | ||
30 | #include "AliMUONAlignment.h" | |
31 | #include "AliMUONTrack.h" | |
010eb601 | 32 | #include "AliMUONTrackParam.h" |
96ebe67e | 33 | #include "AliMUONVCluster.h" |
010eb601 | 34 | #include "AliMUONGeometryTransformer.h" |
35 | #include "AliMUONGeometryModuleTransformer.h" | |
36 | #include "AliMUONGeometryDetElement.h" | |
010eb601 | 37 | #include "AliMUONGeometryBuilder.h" |
010eb601 | 38 | #include "AliMillepede.h" |
39 | ||
8c95578a | 40 | #include "AliMpExMap.h" |
630711ed | 41 | #include "AliMpExMapIterator.h" |
8c95578a | 42 | |
4818a9b7 | 43 | #include "AliAlignObjMatrix.h" |
8c95578a | 44 | #include "AliLog.h" |
45 | ||
2060b217 | 46 | #include "TMath.h" |
4818a9b7 | 47 | #include "TMatrixDSym.h" |
ce8cd162 | 48 | #include "TClonesArray.h" |
8c95578a | 49 | |
78649106 | 50 | /// \cond CLASSIMP |
010eb601 | 51 | ClassImp(AliMUONAlignment) |
78649106 | 52 | /// \endcond |
53 | ||
56218672 | 54 | //_____________________________________________________________________ |
55 | // static variables | |
56 | Int_t AliMUONAlignment::fgNDetElem = 4*2+4*2+18*2+26*2+26*2; | |
57 | Int_t AliMUONAlignment::fgNDetElemCh[10] = {4,4,4,4,18,18,26,26,26,26}; | |
58 | Int_t AliMUONAlignment::fgSNDetElemCh[10] = {4,8,12,16,34,52,78,104,130,156}; | |
59 | Int_t AliMUONAlignment::fgNParCh = 4; | |
60 | Int_t AliMUONAlignment::fgNTrkMod = 16; | |
61 | Int_t AliMUONAlignment::fgNCh = 10; | |
62 | Int_t AliMUONAlignment::fgNSt = 5; | |
63 | ||
64 | //_____________________________________________________________________ | |
65 | AliMUONAlignment::AliMUONAlignment() | |
8395bff1 | 66 | : TObject(), |
67 | fBFieldOn(kTRUE), | |
56218672 | 68 | fStartFac(256.), |
69 | fResCutInitial(100.), | |
8395bff1 | 70 | fResCut(100.), |
71 | fMillepede(0), | |
8395bff1 | 72 | fTrack(0), |
96ebe67e | 73 | fCluster(0), |
8395bff1 | 74 | fTrackParam(0), |
75 | fNGlobal(fgNDetElem*fgNParCh), | |
76 | fNLocal(4), | |
77 | fNStdDev(3), | |
78 | fDetElemId(0), | |
79 | fDetElemNumber(0), | |
80 | fPhi(0.), | |
81 | fCosPhi(1.), | |
82 | fSinPhi(0.), | |
56218672 | 83 | fTrackRecord(), |
8395bff1 | 84 | fTransform(0) |
010eb601 | 85 | { |
88807319 | 86 | /// Default constructor |
56218672 | 87 | fSigma[0] = 1.5e-1; |
010eb601 | 88 | fSigma[1] = 1.0e-2; |
010eb601 | 89 | |
64e2c144 | 90 | AliInfo(Form("fSigma[0]: %f\t fSigma[1]: %f",fSigma[0],fSigma[1])); |
91 | ||
723b0b5b | 92 | fDoF[0] = kTRUE; fDoF[1] = kTRUE; fDoF[2] = kTRUE; fDoF[3] = kTRUE; |
93 | fAllowVar[0] = 0.05; fAllowVar[1] = 0.05; fAllowVar[2] = 0.001; fAllowVar[3] = 0.5; | |
56218672 | 94 | |
010eb601 | 95 | AliInfo(Form("fAllowVar[0]: %f\t fAllowVar[1]: %f\t fPhi: %f\t fgNDetElem: %i\t fNGlobal: %i\t fNLocal: %i",fAllowVar[0],fAllowVar[1],fPhi,fgNDetElem,fNGlobal,fNLocal)); |
96 | ||
97 | fMillepede = new AliMillepede(); | |
98 | ||
99 | Init(fNGlobal, fNLocal, fNStdDev); | |
100 | ||
101 | ResetLocalEquation(); | |
102 | AliInfo("Parameters initialized to zero"); | |
103 | ||
104 | } | |
105 | ||
d9426e3f | 106 | //_____________________________________________________________________ |
107 | AliMUONAlignment::AliMUONAlignment(TRootIOCtor* /*dummy*/) | |
108 | : TObject(), | |
109 | fBFieldOn(kFALSE), | |
110 | fStartFac(0.), | |
111 | fResCutInitial(0.), | |
112 | fResCut(0.), | |
113 | fMillepede(0), | |
114 | fTrack(0), | |
115 | fCluster(0), | |
116 | fTrackParam(0), | |
117 | fNGlobal(0), | |
118 | fNLocal(0), | |
119 | fNStdDev(0), | |
120 | fDetElemId(0), | |
121 | fDetElemNumber(0), | |
122 | fPhi(0.), | |
123 | fCosPhi(0.), | |
124 | fSinPhi(0.), | |
125 | fTrackRecord(), | |
126 | fTransform(0) | |
127 | { | |
7fb4730e | 128 | /// Root IO constructor |
129 | ResetConstraints(); | |
130 | for (Int_t iCh=0; iCh<10; iCh++) { | |
131 | fChOnOff[iCh] = kFALSE; | |
132 | } | |
133 | fSpecLROnOff[0] = kFALSE; fSpecLROnOff[1] = kFALSE; | |
134 | for (Int_t iDoF=0; iDoF<4; iDoF++) { | |
135 | fDoF[iDoF] = kFALSE; | |
136 | fAllowVar[iDoF] = kFALSE; | |
137 | } | |
138 | for (Int_t i=0; i<3; i++) { | |
139 | fClustPos[i] = 0; | |
140 | fClustPosLoc[i] = 0; | |
141 | fTrackPos0[i] = 0; | |
142 | fTrackPos[i] = 0; | |
143 | fTrackPosLoc[i] = 0; | |
88807319 | 144 | fDetElemPos[i] = 0; |
7fb4730e | 145 | } |
146 | fTrackSlope0[0]=0; fTrackSlope0[1]=0; | |
147 | fTrackSlope[0]=0; fTrackSlope[1]=0; | |
148 | fMeas[0]=0; fMeas[1]=0; | |
149 | fSigma[0]=0; fSigma[1]=0; | |
150 | for (Int_t iLPar=0; iLPar<4; iLPar++) { | |
151 | fLocalDerivatives[iLPar]=0; | |
152 | } | |
153 | for (Int_t iGPar=0; iGPar<624; iGPar++) { | |
88807319 | 154 | fGlobalDerivatives[iGPar]=0; |
7fb4730e | 155 | } |
d9426e3f | 156 | } |
157 | ||
56218672 | 158 | //_____________________________________________________________________ |
159 | AliMUONAlignment::~AliMUONAlignment() | |
160 | {} | |
010eb601 | 161 | |
56218672 | 162 | //_____________________________________________________________________ |
163 | void AliMUONAlignment::Init( | |
164 | Int_t nGlobal, /* number of global paramers */ | |
165 | Int_t nLocal, /* number of local parameters */ | |
166 | Int_t nStdDev /* std dev cut */ ) | |
010eb601 | 167 | { |
168 | /// Initialization of AliMillepede. Fix parameters, define constraints ... | |
169 | fMillepede->InitMille(nGlobal,nLocal,nStdDev,fResCut,fResCutInitial); | |
170 | ||
56218672 | 171 | // Bool_t bStOnOff[5] = {kTRUE,kTRUE,kTRUE,kTRUE,kTRUE}; |
172 | // Bool_t bChOnOff[10] = {kTRUE,kTRUE,kTRUE,kTRUE,kTRUE,kTRUE,kTRUE,kTRUE,kTRUE,kTRUE}; | |
173 | // Bool_t bSpecLROnOff[2] = {kTRUE,kTRUE}; | |
010eb601 | 174 | |
56218672 | 175 | // AllowVariations(bChOnOff); |
010eb601 | 176 | |
177 | // Fix parameters or add constraints here | |
56218672 | 178 | // for (Int_t iSt=0; iSt<5; iSt++) |
179 | // { if (!bStOnOff[iSt]) FixStation(iSt+1); } | |
180 | ||
181 | // for (Int_t iCh=0; iCh<10; iCh++) | |
182 | // { if (!bChOnOff[iCh]) FixChamber(iCh+1); } | |
010eb601 | 183 | |
d8ad38e5 | 184 | // FixHalfSpectrometer(bChOnOff,bSpecLROnOff); |
3b2890be | 185 | |
010eb601 | 186 | ResetConstraints(); |
56218672 | 187 | |
3b2890be | 188 | // Define global constrains to be applied |
189 | // X, Y, P, XvsZ, YvsZ, PvsZ, XvsY, YvsY, PvsY | |
190 | Bool_t bVarXYT[9] = {kTRUE,kTRUE,kTRUE,kTRUE,kTRUE,kTRUE,kTRUE,kTRUE,kTRUE}; | |
191 | Bool_t bDetTLBR[4] = {kFALSE,kTRUE,kFALSE,kTRUE}; | |
192 | // AddConstraints(bStOnOff,bVarXYT,bDetTLBR,bSpecLROnOff); | |
193 | ||
194 | // Other possible way to add constrains | |
010eb601 | 195 | bVarXYT[0] = kFALSE; bVarXYT[1] = kFALSE; bVarXYT[2] = kTRUE; |
196 | bDetTLBR[0] = kFALSE; bDetTLBR[1] = kTRUE; bDetTLBR[2] = kFALSE; bDetTLBR[3] = kFALSE; | |
56218672 | 197 | // AddConstraints(bStOnOff,bVarXYT,bDetTLBR); |
3b2890be | 198 | |
199 | bVarXYT[0] = kTRUE; bVarXYT[1] = kTRUE; bVarXYT[2] = kFALSE; | |
200 | // AddConstraints(bStOnOff,bVarXYT); | |
56218672 | 201 | |
010eb601 | 202 | // Set iterations |
56218672 | 203 | if (fStartFac>1) fMillepede->SetIterations(fStartFac); |
010eb601 | 204 | } |
205 | ||
56218672 | 206 | //_____________________________________________________________________ |
207 | void AliMUONAlignment::FixStation(Int_t iSt) | |
208 | { | |
010eb601 | 209 | /// Fix all detection elements of station iSt |
56218672 | 210 | Int_t iDetElemFirst = (iSt>1) ? fgSNDetElemCh[2*(iSt-1)-1] : 0; |
211 | Int_t iDetElemLast = fgSNDetElemCh[2*(iSt)-1]; | |
212 | for (Int_t i = iDetElemFirst; i < iDetElemLast; i++) | |
213 | { | |
010eb601 | 214 | FixParameter(i*fgNParCh+0, 0.0); |
215 | FixParameter(i*fgNParCh+1, 0.0); | |
216 | FixParameter(i*fgNParCh+2, 0.0); | |
723b0b5b | 217 | FixParameter(i*fgNParCh+3, 0.0); |
010eb601 | 218 | } |
56218672 | 219 | |
010eb601 | 220 | } |
221 | ||
56218672 | 222 | //_____________________________________________________________________ |
223 | void AliMUONAlignment::FixChamber(Int_t iCh) | |
224 | { | |
d8ad38e5 | 225 | /// Fix all detection elements of chamber iCh |
56218672 | 226 | Int_t iDetElemFirst = (iCh>1) ? fgSNDetElemCh[iCh-2] : 0; |
227 | Int_t iDetElemLast = fgSNDetElemCh[iCh-1]; | |
228 | for (Int_t i = iDetElemFirst; i < iDetElemLast; i++) | |
229 | { | |
d8ad38e5 | 230 | FixParameter(i*fgNParCh+0, 0.0); |
231 | FixParameter(i*fgNParCh+1, 0.0); | |
232 | FixParameter(i*fgNParCh+2, 0.0); | |
723b0b5b | 233 | FixParameter(i*fgNParCh+3, 0.0); |
234 | } | |
235 | } | |
236 | ||
56218672 | 237 | //_____________________________________________________________________ |
238 | void AliMUONAlignment::FixDetElem(Int_t iDetElemId, TString sVarXYT) | |
239 | { | |
240 | ||
723b0b5b | 241 | /// Fix a given detection element |
242 | Int_t iDetElemNumber = iDetElemId%100; | |
56218672 | 243 | for (int iCh=0; iCh<iDetElemId/100-1; iCh++) |
244 | { | |
723b0b5b | 245 | iDetElemNumber += fgNDetElemCh[iCh]; |
246 | } | |
56218672 | 247 | |
248 | if (sVarXYT.Contains("X")) | |
249 | { | |
250 | // X constraint | |
723b0b5b | 251 | FixParameter(iDetElemNumber*fgNParCh+0, 0.0); |
252 | } | |
56218672 | 253 | |
254 | if (sVarXYT.Contains("Y")) | |
255 | { | |
256 | // Y constraint | |
723b0b5b | 257 | FixParameter(iDetElemNumber*fgNParCh+1, 0.0); |
258 | } | |
56218672 | 259 | |
260 | if (sVarXYT.Contains("T")) | |
261 | { | |
262 | // T constraint | |
723b0b5b | 263 | FixParameter(iDetElemNumber*fgNParCh+2, 0.0); |
264 | } | |
56218672 | 265 | |
266 | if (sVarXYT.Contains("Z")) | |
267 | { | |
268 | // T constraint | |
723b0b5b | 269 | FixParameter(iDetElemNumber*fgNParCh+3, 0.0); |
d8ad38e5 | 270 | } |
56218672 | 271 | |
d8ad38e5 | 272 | } |
273 | ||
56218672 | 274 | //_____________________________________________________________________ |
275 | void AliMUONAlignment::FixHalfSpectrometer(const Bool_t *lChOnOff, const Bool_t *lSpecLROnOff) | |
276 | { | |
277 | ||
3b2890be | 278 | /// Fix left or right detector |
56218672 | 279 | for (Int_t i = 0; i < fgNDetElem; i++) |
280 | { | |
281 | ||
3b2890be | 282 | Int_t iCh=0; |
56218672 | 283 | for (iCh=1; iCh<=fgNCh; iCh++) |
284 | { if (i<fgSNDetElemCh[iCh-1]) break; } | |
285 | ||
286 | if (lChOnOff[iCh-1]) | |
287 | { | |
288 | ||
3b2890be | 289 | Int_t lDetElemNumber = (iCh==1) ? i : i-fgSNDetElemCh[iCh-2]; |
56218672 | 290 | if (iCh>=1 && iCh<=4) |
291 | { | |
292 | ||
293 | if ((lDetElemNumber==1 || lDetElemNumber==2) && !lSpecLROnOff[0]) | |
294 | { | |
295 | // From track crossings | |
296 | FixParameter(i*fgNParCh+0, 0.0); | |
297 | FixParameter(i*fgNParCh+1, 0.0); | |
298 | FixParameter(i*fgNParCh+2, 0.0); | |
299 | FixParameter(i*fgNParCh+3, 0.0); | |
300 | } | |
301 | ||
302 | if ((lDetElemNumber==0 || lDetElemNumber==3) && !lSpecLROnOff[1]) | |
303 | { | |
304 | // From track crossings | |
305 | FixParameter(i*fgNParCh+0, 0.0); | |
306 | FixParameter(i*fgNParCh+1, 0.0); | |
307 | FixParameter(i*fgNParCh+2, 0.0); | |
308 | FixParameter(i*fgNParCh+3, 0.0); | |
309 | } | |
310 | ||
3b2890be | 311 | } |
56218672 | 312 | |
313 | if (iCh>=5 && iCh<=6) | |
314 | { | |
315 | ||
316 | if ((lDetElemNumber>=5&&lDetElemNumber<=13) && !lSpecLROnOff[0]) | |
317 | { | |
318 | FixParameter(i*fgNParCh+0, 0.0); | |
319 | FixParameter(i*fgNParCh+1, 0.0); | |
320 | FixParameter(i*fgNParCh+2, 0.0); | |
321 | FixParameter(i*fgNParCh+3, 0.0); | |
322 | } | |
323 | ||
324 | if (((lDetElemNumber>=0&&lDetElemNumber<=4) || | |
325 | (lDetElemNumber>=14&&lDetElemNumber<=17)) && !lSpecLROnOff[1]) | |
326 | { | |
327 | ||
328 | FixParameter(i*fgNParCh+0, 0.0); | |
329 | FixParameter(i*fgNParCh+1, 0.0); | |
330 | FixParameter(i*fgNParCh+2, 0.0); | |
331 | FixParameter(i*fgNParCh+3, 0.0); | |
332 | } | |
333 | ||
3b2890be | 334 | } |
56218672 | 335 | |
336 | if (iCh>=7 && iCh<=10) | |
337 | { | |
338 | ||
339 | if ((lDetElemNumber>=7&&lDetElemNumber<=19) && !lSpecLROnOff[0]) | |
340 | { | |
341 | FixParameter(i*fgNParCh+0, 0.0); | |
342 | FixParameter(i*fgNParCh+1, 0.0); | |
343 | FixParameter(i*fgNParCh+2, 0.0); | |
344 | FixParameter(i*fgNParCh+3, 0.0); | |
345 | } | |
346 | ||
347 | if (((lDetElemNumber>=0&&lDetElemNumber<=6) || | |
348 | (lDetElemNumber>=20&&lDetElemNumber<=25)) && !lSpecLROnOff[1]) | |
349 | { | |
350 | FixParameter(i*fgNParCh+0, 0.0); | |
351 | FixParameter(i*fgNParCh+1, 0.0); | |
352 | FixParameter(i*fgNParCh+2, 0.0); | |
353 | FixParameter(i*fgNParCh+3, 0.0); | |
354 | } | |
355 | ||
3b2890be | 356 | } |
56218672 | 357 | |
3b2890be | 358 | } |
56218672 | 359 | |
3b2890be | 360 | } |
56218672 | 361 | |
3b2890be | 362 | } |
363 | ||
56218672 | 364 | //______________________________________________________________________ |
365 | void AliMUONAlignment::SetNonLinear(const Bool_t *lChOnOff, const Bool_t *lVarXYT) | |
366 | { | |
367 | ||
d8ad38e5 | 368 | /// Set non linear parameter flag selected chambers and degrees of freedom |
56218672 | 369 | for (Int_t i = 0; i < fgNDetElem; i++) |
370 | { | |
371 | ||
010eb601 | 372 | Int_t iCh=0; |
56218672 | 373 | for (iCh=1; iCh<=fgNCh; iCh++) |
374 | { if (i<fgSNDetElemCh[iCh-1]) break; } | |
375 | ||
376 | if (lChOnOff[iCh-1]) | |
377 | { | |
378 | ||
379 | if (lVarXYT[0]) | |
380 | { | |
381 | // X constraint | |
382 | SetNonLinear(i*fgNParCh+0); | |
010eb601 | 383 | } |
56218672 | 384 | |
385 | if (lVarXYT[1]) | |
386 | { | |
387 | // Y constraint | |
388 | SetNonLinear(i*fgNParCh+1); | |
010eb601 | 389 | } |
56218672 | 390 | |
391 | if (lVarXYT[2]) | |
392 | { | |
393 | // T constraint | |
394 | SetNonLinear(i*fgNParCh+2); | |
010eb601 | 395 | } |
56218672 | 396 | |
397 | if (lVarXYT[3]) | |
398 | { | |
399 | // Z constraint | |
400 | SetNonLinear(i*fgNParCh+3); | |
723b0b5b | 401 | } |
56218672 | 402 | |
010eb601 | 403 | } |
56218672 | 404 | |
010eb601 | 405 | } |
56218672 | 406 | |
010eb601 | 407 | } |
408 | ||
56218672 | 409 | //______________________________________________________________________ |
410 | void AliMUONAlignment::AddConstraints(const Bool_t *lChOnOff, const Bool_t *lVarXYT) | |
411 | { | |
412 | ||
413 | /// Add constraint equations for selected chambers and degrees of freedom | |
414 | for (Int_t i = 0; i < fgNDetElem; i++) | |
415 | { | |
416 | ||
010eb601 | 417 | Int_t iCh=0; |
56218672 | 418 | for (iCh=1; iCh<=fgNCh; iCh++) |
419 | { | |
010eb601 | 420 | if (i<fgSNDetElemCh[iCh-1]) break; |
421 | } | |
56218672 | 422 | |
423 | if (lChOnOff[iCh-1]) | |
424 | { | |
425 | if (lVarXYT[0]) | |
426 | { | |
427 | // X constraint | |
428 | fConstraintX[i*fgNParCh+0]=1.0; | |
010eb601 | 429 | } |
56218672 | 430 | |
431 | if (lVarXYT[1]) | |
432 | { | |
433 | // Y constraint | |
434 | fConstraintY[i*fgNParCh+1]=1.0; | |
010eb601 | 435 | } |
56218672 | 436 | |
437 | if (lVarXYT[2]) | |
438 | { | |
439 | // T constraint | |
440 | fConstraintP[i*fgNParCh+2]=1.0; | |
010eb601 | 441 | } |
56218672 | 442 | // if (lVarXYT[3]) { // Z constraint |
443 | // fConstraintP[i*fgNParCh+3]=1.0; | |
444 | // } | |
445 | ||
010eb601 | 446 | } |
447 | } | |
56218672 | 448 | |
449 | if (lVarXYT[0]) | |
450 | { | |
451 | // X constraint | |
010eb601 | 452 | AddConstraint(fConstraintX,0.0); |
453 | } | |
56218672 | 454 | |
455 | if (lVarXYT[1]) | |
456 | { | |
457 | // Y constraint | |
010eb601 | 458 | AddConstraint(fConstraintY,0.0); |
459 | } | |
56218672 | 460 | |
461 | if (lVarXYT[2]) | |
462 | { | |
463 | // T constraint | |
010eb601 | 464 | AddConstraint(fConstraintP,0.0); |
465 | } | |
56218672 | 466 | |
723b0b5b | 467 | // if (lVarXYT[3]) { // Z constraint |
468 | // AddConstraint(fConstraintP,0.0); | |
469 | // } | |
010eb601 | 470 | } |
471 | ||
56218672 | 472 | //______________________________________________________________________ |
473 | void AliMUONAlignment::AddConstraints(const Bool_t *lChOnOff, const Bool_t *lVarXYT, const Bool_t *lDetTLBR, const Bool_t *lSpecLROnOff) | |
474 | { | |
475 | /// Add constraint equations for selected chambers, degrees of freedom and detector half | |
3b2890be | 476 | Double_t lDetElemLocX = 0.; |
477 | Double_t lDetElemLocY = 0.; | |
478 | Double_t lDetElemLocZ = 0.; | |
479 | Double_t lDetElemGloX = 0.; | |
480 | Double_t lDetElemGloY = 0.; | |
481 | Double_t lDetElemGloZ = 0.; | |
482 | Double_t lMeanY = 0.; | |
483 | Double_t lSigmaY = 0.; | |
484 | Double_t lMeanZ = 0.; | |
485 | Double_t lSigmaZ = 0.; | |
486 | Int_t lNDetElem = 0; | |
56218672 | 487 | for (Int_t i = 0; i < fgNDetElem; i++) |
488 | { | |
489 | ||
010eb601 | 490 | Int_t iCh=0; |
491 | for (iCh=1; iCh<=fgNCh; iCh++){ | |
492 | if (i<fgSNDetElemCh[iCh-1]) break; | |
493 | } | |
56218672 | 494 | if (lChOnOff[iCh-1]){ |
3b2890be | 495 | Int_t lDetElemNumber = (iCh==1) ? i : i-fgSNDetElemCh[iCh-2]; |
496 | Int_t lDetElemId = iCh*100+lDetElemNumber; | |
497 | fTransform->Local2Global(lDetElemId,lDetElemLocX,lDetElemLocY,lDetElemLocZ, | |
56218672 | 498 | lDetElemGloX,lDetElemGloY,lDetElemGloZ); |
3b2890be | 499 | if (iCh>=1 && iCh<=4){ |
56218672 | 500 | if ((lDetElemNumber==1 || lDetElemNumber==2) && lSpecLROnOff[0]){ // From track crossings |
501 | lMeanY += lDetElemGloY; | |
502 | lSigmaY += lDetElemGloY*lDetElemGloY; | |
503 | lMeanZ += lDetElemGloZ; | |
504 | lSigmaZ += lDetElemGloZ*lDetElemGloZ; | |
505 | lNDetElem++; | |
506 | } | |
507 | if ((lDetElemNumber==0 || lDetElemNumber==3) && lSpecLROnOff[1]){ // From track crossings | |
508 | lMeanY += lDetElemGloY; | |
509 | lSigmaY += lDetElemGloY*lDetElemGloY; | |
510 | lMeanZ += lDetElemGloZ; | |
511 | lSigmaZ += lDetElemGloZ*lDetElemGloZ; | |
512 | lNDetElem++; | |
513 | } | |
3b2890be | 514 | } |
515 | if (iCh>=5 && iCh<=6){ | |
56218672 | 516 | if ((lDetElemNumber>=5&&lDetElemNumber<=13) && lSpecLROnOff[0]){ |
517 | lMeanY += lDetElemGloY; | |
518 | lSigmaY += lDetElemGloY*lDetElemGloY; | |
519 | lMeanZ += lDetElemGloZ; | |
520 | lSigmaZ += lDetElemGloZ*lDetElemGloZ; | |
521 | lNDetElem++; | |
522 | } | |
523 | if (((lDetElemNumber>=0&&lDetElemNumber<=4) || | |
524 | (lDetElemNumber>=14&&lDetElemNumber<=17)) && lSpecLROnOff[1]){ | |
525 | lMeanY += lDetElemGloY; | |
526 | lSigmaY += lDetElemGloY*lDetElemGloY; | |
527 | lMeanZ += lDetElemGloZ; | |
528 | lSigmaZ += lDetElemGloZ*lDetElemGloZ; | |
529 | lNDetElem++; | |
530 | } | |
3b2890be | 531 | } |
532 | if (iCh>=7 && iCh<=10){ | |
56218672 | 533 | if ((lDetElemNumber>=7&&lDetElemNumber<=19) && lSpecLROnOff[0]){ |
534 | lMeanY += lDetElemGloY; | |
535 | lSigmaY += lDetElemGloY*lDetElemGloY; | |
536 | lMeanZ += lDetElemGloZ; | |
537 | lSigmaZ += lDetElemGloZ*lDetElemGloZ; | |
538 | lNDetElem++; | |
539 | } | |
540 | if (((lDetElemNumber>=0&&lDetElemNumber<=6) || | |
541 | (lDetElemNumber>=20&&lDetElemNumber<=25)) && lSpecLROnOff[1]){ | |
542 | lMeanY += lDetElemGloY; | |
543 | lSigmaY += lDetElemGloY*lDetElemGloY; | |
544 | lMeanZ += lDetElemGloZ; | |
545 | lSigmaZ += lDetElemGloZ*lDetElemGloZ; | |
546 | lNDetElem++; | |
547 | } | |
3b2890be | 548 | } |
549 | } | |
550 | } | |
877567ef | 551 | if (lNDetElem) { |
552 | lMeanY /= lNDetElem; | |
553 | lSigmaY /= lNDetElem; | |
554 | lSigmaY = TMath::Sqrt(lSigmaY-lMeanY*lMeanY); | |
555 | lMeanZ /= lNDetElem; | |
556 | lSigmaZ /= lNDetElem; | |
557 | lSigmaZ = TMath::Sqrt(lSigmaZ-lMeanZ*lMeanZ); | |
558 | AliInfo(Form("Used %i DetElem, MeanZ= %f , SigmaZ= %f", lNDetElem,lMeanZ,lSigmaZ)); | |
559 | } else { | |
560 | AliError("No detection elements to constrain!!!"); | |
561 | return; | |
562 | } | |
563 | ||
56218672 | 564 | for (Int_t i = 0; i < fgNDetElem; i++){ |
3b2890be | 565 | Int_t iCh=0; |
566 | for (iCh=1; iCh<=fgNCh; iCh++){ | |
567 | if (i<fgSNDetElemCh[iCh-1]) break; | |
568 | } | |
d8ad38e5 | 569 | if (lChOnOff[iCh-1]){ |
3b2890be | 570 | Int_t lDetElemNumber = (iCh==1) ? i : i-fgSNDetElemCh[iCh-2]; |
571 | Int_t lDetElemId = iCh*100+lDetElemNumber; | |
572 | fTransform->Local2Global(lDetElemId,lDetElemLocX,lDetElemLocY,lDetElemLocZ, | |
56218672 | 573 | lDetElemGloX,lDetElemGloY,lDetElemGloZ); |
010eb601 | 574 | if (lVarXYT[0]) { // X constraint |
56218672 | 575 | if (lDetTLBR[0]) ConstrainT(i,iCh,fConstraintXT,0); // Top half |
576 | if (lDetTLBR[1]) ConstrainL(i,iCh,fConstraintXL,0); // Left half | |
577 | if (lDetTLBR[2]) ConstrainB(i,iCh,fConstraintXB,0); // Bottom half | |
578 | if (lDetTLBR[3]) ConstrainR(i,iCh,fConstraintXR,0); // Right half | |
010eb601 | 579 | } |
3b2890be | 580 | if (lVarXYT[1]) { // Y constraint |
56218672 | 581 | if (lDetTLBR[0]) ConstrainT(i,iCh,fConstraintYT,1); // Top half |
582 | if (lDetTLBR[1]) ConstrainL(i,iCh,fConstraintYL,1); // Left half | |
583 | if (lDetTLBR[2]) ConstrainB(i,iCh,fConstraintYB,1); // Bottom half | |
584 | if (lDetTLBR[3]) ConstrainR(i,iCh,fConstraintYR,1); // Right half | |
010eb601 | 585 | } |
3b2890be | 586 | if (lVarXYT[2]) { // P constraint |
56218672 | 587 | if (lDetTLBR[0]) ConstrainT(i,iCh,fConstraintPT,2); // Top half |
588 | if (lDetTLBR[1]) ConstrainL(i,iCh,fConstraintPL,2); // Left half | |
589 | if (lDetTLBR[2]) ConstrainB(i,iCh,fConstraintPB,2); // Bottom half | |
590 | if (lDetTLBR[3]) ConstrainR(i,iCh,fConstraintPR,2); // Right half | |
010eb601 | 591 | } |
3b2890be | 592 | if (lVarXYT[3]) { // X-Z shearing |
56218672 | 593 | if (lDetTLBR[0]) ConstrainT(i,iCh,fConstraintXZT,0,(lDetElemGloZ-lMeanZ)/lSigmaZ); // Top half |
594 | if (lDetTLBR[1]) ConstrainL(i,iCh,fConstraintXZL,0,(lDetElemGloZ-lMeanZ)/lSigmaZ); // Left half | |
595 | if (lDetTLBR[2]) ConstrainB(i,iCh,fConstraintXZB,0,(lDetElemGloZ-lMeanZ)/lSigmaZ); // Bottom half | |
596 | if (lDetTLBR[3]) ConstrainR(i,iCh,fConstraintXZR,0,(lDetElemGloZ-lMeanZ)/lSigmaZ); // Right half | |
3b2890be | 597 | } |
598 | if (lVarXYT[4]) { // Y-Z shearing | |
56218672 | 599 | if (lDetTLBR[0]) ConstrainT(i,iCh,fConstraintYZT,1,(lDetElemGloZ-lMeanZ)/lSigmaZ); // Top half |
600 | if (lDetTLBR[1]) ConstrainL(i,iCh,fConstraintYZL,1,(lDetElemGloZ-lMeanZ)/lSigmaZ); // Left half | |
601 | if (lDetTLBR[2]) ConstrainB(i,iCh,fConstraintYZB,1,(lDetElemGloZ-lMeanZ)/lSigmaZ); // Bottom half | |
602 | if (lDetTLBR[3]) ConstrainR(i,iCh,fConstraintYZR,1,(lDetElemGloZ-lMeanZ)/lSigmaZ); // Right half | |
3b2890be | 603 | } |
604 | if (lVarXYT[5]) { // P-Z rotation | |
56218672 | 605 | if (lDetTLBR[0]) ConstrainT(i,iCh,fConstraintPZT,2,(lDetElemGloZ-lMeanZ)/lSigmaZ); // Top half |
606 | if (lDetTLBR[1]) ConstrainL(i,iCh,fConstraintPZL,2,(lDetElemGloZ-lMeanZ)/lSigmaZ); // Left half | |
607 | if (lDetTLBR[2]) ConstrainB(i,iCh,fConstraintPZB,2,(lDetElemGloZ-lMeanZ)/lSigmaZ); // Bottom half | |
608 | if (lDetTLBR[3]) ConstrainR(i,iCh,fConstraintPZR,2,(lDetElemGloZ-lMeanZ)/lSigmaZ); // Right half | |
3b2890be | 609 | } |
610 | if (lVarXYT[6]) { // X-Y shearing | |
56218672 | 611 | if (lDetTLBR[0]) ConstrainT(i,iCh,fConstraintXYT,0,(lDetElemGloY-lMeanY)/lSigmaY); // Top half |
612 | if (lDetTLBR[1]) ConstrainL(i,iCh,fConstraintXYL,0,(lDetElemGloY-lMeanY)/lSigmaY); // Left half | |
613 | if (lDetTLBR[2]) ConstrainB(i,iCh,fConstraintXYB,0,(lDetElemGloY-lMeanY)/lSigmaY); // Bottom half | |
614 | if (lDetTLBR[3]) ConstrainR(i,iCh,fConstraintXYR,0,(lDetElemGloY-lMeanY)/lSigmaY); // Right half | |
3b2890be | 615 | } |
616 | if (lVarXYT[7]) { // Y-Y scaling | |
56218672 | 617 | if (lDetTLBR[0]) ConstrainT(i,iCh,fConstraintYYT,1,(lDetElemGloY-lMeanY)/lSigmaY); // Top half |
618 | if (lDetTLBR[1]) ConstrainL(i,iCh,fConstraintYYL,1,(lDetElemGloY-lMeanY)/lSigmaY); // Left half | |
619 | if (lDetTLBR[2]) ConstrainB(i,iCh,fConstraintYYB,1,(lDetElemGloY-lMeanY)/lSigmaY); // Bottom half | |
620 | if (lDetTLBR[3]) ConstrainR(i,iCh,fConstraintYYR,1,(lDetElemGloY-lMeanY)/lSigmaY); // Right half | |
3b2890be | 621 | } |
622 | if (lVarXYT[8]) { // P-Y rotation | |
56218672 | 623 | if (lDetTLBR[0]) ConstrainT(i,iCh,fConstraintPYT,2,(lDetElemGloY-lMeanY)/lSigmaY); // Top half |
624 | if (lDetTLBR[1]) ConstrainL(i,iCh,fConstraintPYL,2,(lDetElemGloY-lMeanY)/lSigmaY); // Left half | |
625 | if (lDetTLBR[2]) ConstrainB(i,iCh,fConstraintPYB,2,(lDetElemGloY-lMeanY)/lSigmaY); // Bottom half | |
626 | if (lDetTLBR[3]) ConstrainR(i,iCh,fConstraintPYR,2,(lDetElemGloY-lMeanY)/lSigmaY); // Right half | |
3b2890be | 627 | } |
010eb601 | 628 | } |
629 | } | |
630 | if (lVarXYT[0]) { // X constraint | |
631 | if (lDetTLBR[0]) AddConstraint(fConstraintXT,0.0); // Top half | |
632 | if (lDetTLBR[1]) AddConstraint(fConstraintXL,0.0); // Left half | |
633 | if (lDetTLBR[2]) AddConstraint(fConstraintXB,0.0); // Bottom half | |
634 | if (lDetTLBR[3]) AddConstraint(fConstraintXR,0.0); // Right half | |
635 | } | |
636 | if (lVarXYT[1]) { // Y constraint | |
637 | if (lDetTLBR[0]) AddConstraint(fConstraintYT,0.0); // Top half | |
638 | if (lDetTLBR[1]) AddConstraint(fConstraintYL,0.0); // Left half | |
639 | if (lDetTLBR[2]) AddConstraint(fConstraintYB,0.0); // Bottom half | |
640 | if (lDetTLBR[3]) AddConstraint(fConstraintYR,0.0); // Right half | |
641 | } | |
642 | if (lVarXYT[2]) { // T constraint | |
643 | if (lDetTLBR[0]) AddConstraint(fConstraintPT,0.0); // Top half | |
644 | if (lDetTLBR[1]) AddConstraint(fConstraintPL,0.0); // Left half | |
645 | if (lDetTLBR[2]) AddConstraint(fConstraintPB,0.0); // Bottom half | |
646 | if (lDetTLBR[3]) AddConstraint(fConstraintPR,0.0); // Right half | |
647 | } | |
3b2890be | 648 | if (lVarXYT[3]) { // X-Z constraint |
649 | if (lDetTLBR[0]) AddConstraint(fConstraintXZT,0.0); // Top half | |
650 | if (lDetTLBR[1]) AddConstraint(fConstraintXZL,0.0); // Left half | |
651 | if (lDetTLBR[2]) AddConstraint(fConstraintXZB,0.0); // Bottom half | |
652 | if (lDetTLBR[3]) AddConstraint(fConstraintXZR,0.0); // Right half | |
653 | } | |
654 | if (lVarXYT[4]) { // Y-Z constraint | |
655 | if (lDetTLBR[0]) AddConstraint(fConstraintYZT,0.0); // Top half | |
656 | if (lDetTLBR[1]) AddConstraint(fConstraintYZL,0.0); // Left half | |
657 | if (lDetTLBR[2]) AddConstraint(fConstraintYZB,0.0); // Bottom half | |
658 | if (lDetTLBR[3]) AddConstraint(fConstraintYZR,0.0); // Right half | |
659 | } | |
660 | if (lVarXYT[5]) { // P-Z constraint | |
661 | if (lDetTLBR[0]) AddConstraint(fConstraintPZT,0.0); // Top half | |
662 | if (lDetTLBR[1]) AddConstraint(fConstraintPZL,0.0); // Left half | |
663 | if (lDetTLBR[2]) AddConstraint(fConstraintPZB,0.0); // Bottom half | |
664 | if (lDetTLBR[3]) AddConstraint(fConstraintPZR,0.0); // Right half | |
665 | } | |
666 | if (lVarXYT[6]) { // X-Y constraint | |
667 | if (lDetTLBR[0]) AddConstraint(fConstraintXYT,0.0); // Top half | |
668 | if (lDetTLBR[1]) AddConstraint(fConstraintXYL,0.0); // Left half | |
669 | if (lDetTLBR[2]) AddConstraint(fConstraintXYB,0.0); // Bottom half | |
670 | if (lDetTLBR[3]) AddConstraint(fConstraintXYR,0.0); // Right half | |
671 | } | |
672 | if (lVarXYT[7]) { // Y-Y constraint | |
673 | if (lDetTLBR[0]) AddConstraint(fConstraintYYT,0.0); // Top half | |
674 | if (lDetTLBR[1]) AddConstraint(fConstraintYYL,0.0); // Left half | |
675 | if (lDetTLBR[2]) AddConstraint(fConstraintYYB,0.0); // Bottom half | |
676 | if (lDetTLBR[3]) AddConstraint(fConstraintYYR,0.0); // Right half | |
677 | } | |
678 | if (lVarXYT[8]) { // P-Y constraint | |
679 | if (lDetTLBR[0]) AddConstraint(fConstraintPYT,0.0); // Top half | |
680 | if (lDetTLBR[1]) AddConstraint(fConstraintPYL,0.0); // Left half | |
681 | if (lDetTLBR[2]) AddConstraint(fConstraintPYB,0.0); // Bottom half | |
682 | if (lDetTLBR[3]) AddConstraint(fConstraintPYR,0.0); // Right half | |
683 | } | |
010eb601 | 684 | } |
685 | ||
a6ec842d | 686 | void AliMUONAlignment::ConstrainT(Int_t lDetElem, Int_t lCh, Double_t *lConstraintT, Int_t iVar, Double_t /*lWeight*/) const{ |
010eb601 | 687 | /// Set constrain equation for top half of spectrometer |
688 | Int_t lDetElemNumber = (lCh==1) ? lDetElem : lDetElem-fgSNDetElemCh[lCh-2]; | |
689 | if (lCh>=1 && lCh<=4){ | |
690 | if (lDetElemNumber==0 || lDetElemNumber==1){ // From track crossings | |
691 | lConstraintT[lDetElem*fgNParCh+iVar]=1.0; | |
692 | } | |
693 | } | |
694 | if (lCh>=5 && lCh<=6){ | |
695 | if (lDetElemNumber>=0&&lDetElemNumber<=9){ | |
696 | lConstraintT[lDetElem*fgNParCh+iVar]=1.0; | |
697 | } | |
698 | } | |
699 | if (lCh>=7 && lCh<=10){ | |
700 | if (lDetElemNumber>=0&&lDetElemNumber<=13){ | |
701 | lConstraintT[lDetElem*fgNParCh+iVar]=1.0; | |
702 | } | |
703 | } | |
704 | } | |
705 | ||
56218672 | 706 | //______________________________________________________________________ |
a6ec842d | 707 | void AliMUONAlignment::ConstrainL(Int_t lDetElem, Int_t lCh, Double_t *lConstraintL, Int_t iVar, Double_t lWeight) const{ |
010eb601 | 708 | /// Set constrain equation for left half of spectrometer |
709 | Int_t lDetElemNumber = (lCh==1) ? lDetElem : lDetElem-fgSNDetElemCh[lCh-2]; | |
710 | if (lCh>=1 && lCh<=4){ | |
711 | if (lDetElemNumber==1 || lDetElemNumber==2){ // From track crossings | |
3b2890be | 712 | lConstraintL[lDetElem*fgNParCh+iVar]=lWeight; |
010eb601 | 713 | } |
714 | } | |
715 | if (lCh>=5 && lCh<=6){ | |
716 | if (lDetElemNumber>=5&&lDetElemNumber<=13){ | |
3b2890be | 717 | lConstraintL[lDetElem*fgNParCh+iVar]=lWeight; |
010eb601 | 718 | } |
719 | } | |
720 | if (lCh>=7 && lCh<=10){ | |
721 | if (lDetElemNumber>=7&&lDetElemNumber<=19){ | |
3b2890be | 722 | lConstraintL[lDetElem*fgNParCh+iVar]=lWeight; |
010eb601 | 723 | } |
724 | } | |
725 | } | |
726 | ||
56218672 | 727 | //______________________________________________________________________ |
a6ec842d | 728 | void AliMUONAlignment::ConstrainB(Int_t lDetElem, Int_t lCh, Double_t *lConstraintB, Int_t iVar, Double_t /*lWeight*/) const{ |
010eb601 | 729 | /// Set constrain equation for bottom half of spectrometer |
730 | Int_t lDetElemNumber = (lCh==1) ? lDetElem : lDetElem-fgSNDetElemCh[lCh-2]; | |
731 | if (lCh>=1 && lCh<=4){ | |
3b2890be | 732 | if (lDetElemNumber==2 || lDetElemNumber==3){ // From track crossings |
010eb601 | 733 | lConstraintB[lDetElem*fgNParCh+iVar]=1.0; |
734 | } | |
735 | } | |
736 | if (lCh>=5 && lCh<=6){ | |
56218672 | 737 | if ((lDetElemNumber>=9&&lDetElemNumber<=17) || |
738 | (lDetElemNumber==0)){ | |
010eb601 | 739 | lConstraintB[lDetElem*fgNParCh+iVar]=1.0; |
740 | } | |
741 | } | |
742 | if (lCh>=7 && lCh<=10){ | |
56218672 | 743 | if ((lDetElemNumber>=13&&lDetElemNumber<=25) || |
744 | (lDetElemNumber==0)){ | |
010eb601 | 745 | lConstraintB[lDetElem*fgNParCh+iVar]=1.0; |
746 | } | |
747 | } | |
748 | } | |
749 | ||
56218672 | 750 | //______________________________________________________________________ |
a6ec842d | 751 | void AliMUONAlignment::ConstrainR(Int_t lDetElem, Int_t lCh, Double_t *lConstraintR, Int_t iVar, Double_t lWeight) const{ |
010eb601 | 752 | /// Set constrain equation for right half of spectrometer |
753 | Int_t lDetElemNumber = (lCh==1) ? lDetElem : lDetElem-fgSNDetElemCh[lCh-2]; | |
754 | if (lCh>=1 && lCh<=4){ | |
3b2890be | 755 | if (lDetElemNumber==0 || lDetElemNumber==3){ // From track crossings |
756 | lConstraintR[lDetElem*fgNParCh+iVar]=lWeight; | |
010eb601 | 757 | } |
758 | } | |
759 | if (lCh>=5 && lCh<=6){ | |
56218672 | 760 | if ((lDetElemNumber>=0&&lDetElemNumber<=4) || |
761 | (lDetElemNumber>=14&&lDetElemNumber<=17)){ | |
3b2890be | 762 | lConstraintR[lDetElem*fgNParCh+iVar]=lWeight; |
010eb601 | 763 | } |
764 | } | |
765 | if (lCh>=7 && lCh<=10){ | |
56218672 | 766 | if ((lDetElemNumber>=0&&lDetElemNumber<=6) || |
767 | (lDetElemNumber>=20&&lDetElemNumber<=25)){ | |
3b2890be | 768 | lConstraintR[lDetElem*fgNParCh+iVar]=lWeight; |
010eb601 | 769 | } |
770 | } | |
771 | } | |
772 | ||
56218672 | 773 | //______________________________________________________________________ |
010eb601 | 774 | void AliMUONAlignment::ResetConstraints(){ |
775 | /// Reset all constraint equations | |
56218672 | 776 | for (Int_t i = 0; i < fgNDetElem; i++){ |
88807319 | 777 | fConstraintX3[i*fgNParCh+0]=0.0; |
778 | fConstraintY3[i*fgNParCh+0]=0.0; | |
779 | fConstraintX4[i*fgNParCh+0]=0.0; | |
780 | fConstraintY4[i*fgNParCh+0]=0.0; | |
781 | fConstraintP4[i*fgNParCh+0]=0.0; | |
782 | fConstraintX5[i*fgNParCh+0]=0.0; | |
783 | fConstraintY5[i*fgNParCh+0]=0.0; | |
784 | fConstraintX[i*fgNParCh+0]=0.0; | |
3b2890be | 785 | fConstraintX[i*fgNParCh+1]=0.0; |
786 | fConstraintX[i*fgNParCh+2]=0.0; | |
787 | fConstraintY[i*fgNParCh+0]=0.0; | |
788 | fConstraintY[i*fgNParCh+1]=0.0; | |
789 | fConstraintY[i*fgNParCh+2]=0.0; | |
790 | fConstraintP[i*fgNParCh+0]=0.0; | |
791 | fConstraintP[i*fgNParCh+1]=0.0; | |
792 | fConstraintP[i*fgNParCh+2]=0.0; | |
793 | fConstraintXT[i*fgNParCh+0]=0.0; | |
794 | fConstraintXT[i*fgNParCh+1]=0.0; | |
795 | fConstraintXT[i*fgNParCh+2]=0.0; | |
796 | fConstraintYT[i*fgNParCh+0]=0.0; | |
797 | fConstraintYT[i*fgNParCh+1]=0.0; | |
798 | fConstraintYT[i*fgNParCh+2]=0.0; | |
799 | fConstraintPT[i*fgNParCh+0]=0.0; | |
800 | fConstraintPT[i*fgNParCh+1]=0.0; | |
801 | fConstraintPT[i*fgNParCh+2]=0.0; | |
802 | fConstraintXZT[i*fgNParCh+0]=0.0; | |
803 | fConstraintXZT[i*fgNParCh+1]=0.0; | |
804 | fConstraintXZT[i*fgNParCh+2]=0.0; | |
805 | fConstraintYZT[i*fgNParCh+0]=0.0; | |
806 | fConstraintYZT[i*fgNParCh+1]=0.0; | |
807 | fConstraintYZT[i*fgNParCh+2]=0.0; | |
808 | fConstraintPZT[i*fgNParCh+0]=0.0; | |
809 | fConstraintPZT[i*fgNParCh+1]=0.0; | |
810 | fConstraintPZT[i*fgNParCh+2]=0.0; | |
811 | fConstraintXYT[i*fgNParCh+0]=0.0; | |
812 | fConstraintXYT[i*fgNParCh+1]=0.0; | |
813 | fConstraintXYT[i*fgNParCh+2]=0.0; | |
814 | fConstraintYYT[i*fgNParCh+0]=0.0; | |
815 | fConstraintYYT[i*fgNParCh+1]=0.0; | |
816 | fConstraintYYT[i*fgNParCh+2]=0.0; | |
817 | fConstraintPYT[i*fgNParCh+0]=0.0; | |
818 | fConstraintPYT[i*fgNParCh+1]=0.0; | |
819 | fConstraintPYT[i*fgNParCh+2]=0.0; | |
820 | fConstraintXL[i*fgNParCh+0]=0.0; | |
821 | fConstraintXL[i*fgNParCh+1]=0.0; | |
822 | fConstraintXL[i*fgNParCh+2]=0.0; | |
823 | fConstraintYL[i*fgNParCh+0]=0.0; | |
824 | fConstraintYL[i*fgNParCh+1]=0.0; | |
825 | fConstraintYL[i*fgNParCh+2]=0.0; | |
826 | fConstraintPL[i*fgNParCh+0]=0.0; | |
827 | fConstraintPL[i*fgNParCh+1]=0.0; | |
828 | fConstraintPL[i*fgNParCh+2]=0.0; | |
829 | fConstraintXZL[i*fgNParCh+0]=0.0; | |
830 | fConstraintXZL[i*fgNParCh+1]=0.0; | |
831 | fConstraintXZL[i*fgNParCh+2]=0.0; | |
832 | fConstraintYZL[i*fgNParCh+0]=0.0; | |
833 | fConstraintYZL[i*fgNParCh+1]=0.0; | |
834 | fConstraintYZL[i*fgNParCh+2]=0.0; | |
835 | fConstraintPZL[i*fgNParCh+0]=0.0; | |
836 | fConstraintPZL[i*fgNParCh+1]=0.0; | |
837 | fConstraintPZL[i*fgNParCh+2]=0.0; | |
838 | fConstraintXYL[i*fgNParCh+0]=0.0; | |
839 | fConstraintXYL[i*fgNParCh+1]=0.0; | |
840 | fConstraintXYL[i*fgNParCh+2]=0.0; | |
841 | fConstraintYYL[i*fgNParCh+0]=0.0; | |
842 | fConstraintYYL[i*fgNParCh+1]=0.0; | |
843 | fConstraintYYL[i*fgNParCh+2]=0.0; | |
844 | fConstraintPYL[i*fgNParCh+0]=0.0; | |
845 | fConstraintPYL[i*fgNParCh+1]=0.0; | |
846 | fConstraintPYL[i*fgNParCh+2]=0.0; | |
847 | fConstraintXB[i*fgNParCh+0]=0.0; | |
848 | fConstraintXB[i*fgNParCh+1]=0.0; | |
849 | fConstraintXB[i*fgNParCh+2]=0.0; | |
850 | fConstraintYB[i*fgNParCh+0]=0.0; | |
851 | fConstraintYB[i*fgNParCh+1]=0.0; | |
852 | fConstraintYB[i*fgNParCh+2]=0.0; | |
853 | fConstraintPB[i*fgNParCh+0]=0.0; | |
854 | fConstraintPB[i*fgNParCh+1]=0.0; | |
855 | fConstraintPB[i*fgNParCh+2]=0.0; | |
856 | fConstraintXZB[i*fgNParCh+0]=0.0; | |
857 | fConstraintXZB[i*fgNParCh+1]=0.0; | |
858 | fConstraintXZB[i*fgNParCh+2]=0.0; | |
859 | fConstraintYZB[i*fgNParCh+0]=0.0; | |
860 | fConstraintYZB[i*fgNParCh+1]=0.0; | |
861 | fConstraintYZB[i*fgNParCh+2]=0.0; | |
862 | fConstraintPZB[i*fgNParCh+0]=0.0; | |
863 | fConstraintPZB[i*fgNParCh+1]=0.0; | |
864 | fConstraintPZB[i*fgNParCh+2]=0.0; | |
865 | fConstraintXYB[i*fgNParCh+0]=0.0; | |
866 | fConstraintXYB[i*fgNParCh+1]=0.0; | |
867 | fConstraintXYB[i*fgNParCh+2]=0.0; | |
868 | fConstraintYYB[i*fgNParCh+0]=0.0; | |
869 | fConstraintYYB[i*fgNParCh+1]=0.0; | |
870 | fConstraintYYB[i*fgNParCh+2]=0.0; | |
871 | fConstraintPYB[i*fgNParCh+0]=0.0; | |
872 | fConstraintPYB[i*fgNParCh+1]=0.0; | |
873 | fConstraintPYB[i*fgNParCh+2]=0.0; | |
874 | fConstraintXR[i*fgNParCh+0]=0.0; | |
875 | fConstraintXR[i*fgNParCh+1]=0.0; | |
876 | fConstraintXR[i*fgNParCh+2]=0.0; | |
877 | fConstraintYR[i*fgNParCh+0]=0.0; | |
878 | fConstraintYR[i*fgNParCh+1]=0.0; | |
879 | fConstraintYR[i*fgNParCh+2]=0.0; | |
880 | fConstraintPR[i*fgNParCh+0]=0.0; | |
881 | fConstraintPR[i*fgNParCh+1]=0.0; | |
882 | fConstraintPR[i*fgNParCh+2]=0.0; | |
883 | fConstraintXZR[i*fgNParCh+0]=0.0; | |
884 | fConstraintXZR[i*fgNParCh+1]=0.0; | |
885 | fConstraintXZR[i*fgNParCh+2]=0.0; | |
886 | fConstraintYZR[i*fgNParCh+0]=0.0; | |
887 | fConstraintYZR[i*fgNParCh+1]=0.0; | |
888 | fConstraintYZR[i*fgNParCh+2]=0.0; | |
889 | fConstraintPZR[i*fgNParCh+0]=0.0; | |
890 | fConstraintPZR[i*fgNParCh+1]=0.0; | |
891 | fConstraintPZR[i*fgNParCh+2]=0.0; | |
892 | fConstraintPZR[i*fgNParCh+0]=0.0; | |
893 | fConstraintPZR[i*fgNParCh+1]=0.0; | |
894 | fConstraintPZR[i*fgNParCh+2]=0.0; | |
895 | fConstraintXYR[i*fgNParCh+0]=0.0; | |
896 | fConstraintXYR[i*fgNParCh+1]=0.0; | |
897 | fConstraintXYR[i*fgNParCh+2]=0.0; | |
898 | fConstraintYYR[i*fgNParCh+0]=0.0; | |
899 | fConstraintYYR[i*fgNParCh+1]=0.0; | |
900 | fConstraintYYR[i*fgNParCh+2]=0.0; | |
901 | fConstraintPYR[i*fgNParCh+0]=0.0; | |
902 | fConstraintPYR[i*fgNParCh+1]=0.0; | |
903 | fConstraintPYR[i*fgNParCh+2]=0.0; | |
010eb601 | 904 | } |
905 | } | |
906 | ||
56218672 | 907 | //______________________________________________________________________ |
010eb601 | 908 | void AliMUONAlignment::AddConstraint(Double_t *par, Double_t value) { |
909 | /// Constrain equation defined by par to value | |
910 | fMillepede->SetGlobalConstraint(par, value); | |
911 | AliInfo("Adding constraint"); | |
912 | } | |
913 | ||
56218672 | 914 | //______________________________________________________________________ |
010eb601 | 915 | void AliMUONAlignment::InitGlobalParameters(Double_t *par) { |
916 | /// Initialize global parameters with par array | |
917 | fMillepede->SetGlobalParameters(par); | |
918 | AliInfo("Init Global Parameters"); | |
919 | } | |
56218672 | 920 | |
921 | //______________________________________________________________________ | |
010eb601 | 922 | void AliMUONAlignment::FixParameter(Int_t iPar, Double_t value) { |
56218672 | 923 | /// Parameter iPar is encourage to vary in [-value;value]. |
010eb601 | 924 | /// If value == 0, parameter is fixed |
925 | fMillepede->SetParSigma(iPar, value); | |
a6ec842d | 926 | if (TMath::Abs(value)<1e-4) AliInfo(Form("Parameter %i Fixed", iPar)); |
010eb601 | 927 | } |
928 | ||
56218672 | 929 | //______________________________________________________________________ |
010eb601 | 930 | void AliMUONAlignment::ResetLocalEquation() |
931 | { | |
932 | /// Reset the derivative vectors | |
933 | for(int i=0; i<fNLocal; i++) { | |
934 | fLocalDerivatives[i] = 0.0; | |
935 | } | |
936 | for(int i=0; i<fNGlobal; i++) { | |
937 | fGlobalDerivatives[i] = 0.0; | |
938 | } | |
939 | } | |
940 | ||
56218672 | 941 | //______________________________________________________________________ |
942 | void AliMUONAlignment::AllowVariations(const Bool_t *bChOnOff) | |
943 | { | |
944 | ||
d8ad38e5 | 945 | /// Set allowed variation for selected chambers based on fDoF and fAllowVar |
56218672 | 946 | for (Int_t iCh=1; iCh<=10; iCh++) |
947 | { | |
948 | if (bChOnOff[iCh-1]) | |
949 | { | |
950 | ||
951 | Int_t iDetElemFirst = (iCh>1) ? fgSNDetElemCh[iCh-2] : 0; | |
952 | Int_t iDetElemLast = fgSNDetElemCh[iCh-1]; | |
953 | for (int i=0; i<fgNParCh; i++) | |
954 | { | |
955 | AliDebug(1,Form("fDoF[%d]= %d",i,fDoF[i])); | |
956 | if (fDoF[i]) | |
957 | { | |
958 | for (Int_t j=iDetElemFirst; j<iDetElemLast; j++){ | |
959 | FixParameter(j*fgNParCh+i, fAllowVar[i]); | |
960 | } | |
961 | } | |
962 | ||
010eb601 | 963 | } |
56218672 | 964 | |
010eb601 | 965 | } |
56218672 | 966 | |
010eb601 | 967 | } |
56218672 | 968 | |
010eb601 | 969 | } |
970 | ||
56218672 | 971 | //______________________________________________________________________ |
972 | void AliMUONAlignment::SetNonLinear(Int_t iPar /* set non linear flag */ ) | |
973 | { | |
010eb601 | 974 | /// Set nonlinear flag for parameter iPar |
975 | fMillepede->SetNonLinear(iPar); | |
976 | AliInfo(Form("Parameter %i set to non linear", iPar)); | |
977 | } | |
978 | ||
56218672 | 979 | //______________________________________________________________________ |
980 | void AliMUONAlignment::SetSigmaXY(Double_t sigmaX, Double_t sigmaY) | |
981 | { | |
64e2c144 | 982 | |
64e2c144 | 983 | /// Set expected measurement resolution |
984 | fSigma[0] = sigmaX; fSigma[1] = sigmaY; | |
985 | AliInfo(Form("Using fSigma[0]=%f and fSigma[1]=%f",fSigma[0],fSigma[1])); | |
986 | } | |
987 | ||
988 | ||
56218672 | 989 | //______________________________________________________________________ |
990 | void AliMUONAlignment::LocalEquationX( Bool_t doAlignment ) | |
991 | { | |
992 | ||
993 | ||
994 | // local cluster record | |
995 | AliMUONAlignmentClusterRecord clusterRecord; | |
996 | ||
997 | // store detector and measurement | |
998 | clusterRecord.SetDetElemId( fDetElemId ); | |
999 | clusterRecord.SetDetElemNumber( fDetElemNumber ); | |
1000 | clusterRecord.SetMeas( fMeas[0] ); | |
1001 | clusterRecord.SetSigma( fSigma[0] ); | |
1002 | ||
1003 | // store local derivatives | |
1004 | clusterRecord.SetLocalDerivative( 0, fCosPhi ); | |
1005 | clusterRecord.SetLocalDerivative( 1, fCosPhi*(fTrackPos[2] - fTrackPos0[2]) ); | |
1006 | clusterRecord.SetLocalDerivative( 2, fSinPhi ); | |
1007 | clusterRecord.SetLocalDerivative( 3, fSinPhi*(fTrackPos[2] - fTrackPos0[2]) ); | |
1008 | ||
1009 | // store global derivatives | |
1010 | clusterRecord.SetGlobalDerivative( 0, -fCosPhi ); | |
1011 | clusterRecord.SetGlobalDerivative( 1, -fSinPhi ); | |
1012 | ||
1013 | if (fBFieldOn) | |
1014 | { | |
1015 | ||
1016 | clusterRecord.SetGlobalDerivative( | |
1017 | 2, | |
1018 | -fSinPhi*(fTrackPos[0]-fDetElemPos[0]) | |
1019 | +fCosPhi*(fTrackPos[1]-fDetElemPos[1]) ); | |
1020 | ||
1021 | } else { | |
1022 | ||
1023 | clusterRecord.SetGlobalDerivative( | |
1024 | 2, | |
1025 | -fSinPhi*(fTrackPos0[0]+fTrackSlope0[0]*(fTrackPos[2]-fTrackPos0[2])-fDetElemPos[0]) | |
1026 | +fCosPhi*(fTrackPos0[1]+fTrackSlope0[1]*(fTrackPos[2]-fTrackPos0[2])-fDetElemPos[1]) ); | |
010eb601 | 1027 | |
010eb601 | 1028 | } |
1029 | ||
56218672 | 1030 | clusterRecord.SetGlobalDerivative( 3, fCosPhi*fTrackSlope0[0]+fSinPhi*fTrackSlope0[1] ); |
1031 | ||
1032 | // append to trackRecord | |
1033 | fTrackRecord.AddClusterRecord( clusterRecord ); | |
1034 | ||
1035 | // store local equation | |
1036 | if( doAlignment ) LocalEquation( clusterRecord ); | |
1037 | ||
010eb601 | 1038 | } |
1039 | ||
56218672 | 1040 | //______________________________________________________________________ |
1041 | void AliMUONAlignment::LocalEquationY(Bool_t doAlignment ) | |
1042 | { | |
1043 | ||
1044 | // local cluster record | |
1045 | AliMUONAlignmentClusterRecord clusterRecord; | |
1046 | ||
1047 | // store detector and measurement | |
1048 | clusterRecord.SetDetElemId( fDetElemId ); | |
1049 | clusterRecord.SetDetElemNumber( fDetElemNumber ); | |
1050 | clusterRecord.SetMeas( fMeas[1] ); | |
1051 | clusterRecord.SetSigma( fSigma[1] ); | |
1052 | ||
1053 | // store local derivatives | |
1054 | clusterRecord.SetLocalDerivative( 0, -fSinPhi ); | |
1055 | clusterRecord.SetLocalDerivative( 1, -fSinPhi*(fTrackPos[2] - fTrackPos0[2] ) ); | |
1056 | clusterRecord.SetLocalDerivative( 2, fCosPhi ); | |
1057 | clusterRecord.SetLocalDerivative( 3, fCosPhi*(fTrackPos[2] - fTrackPos0[2] ) ); | |
010eb601 | 1058 | |
1059 | // set global derivatives | |
56218672 | 1060 | clusterRecord.SetGlobalDerivative( 0, fSinPhi); |
1061 | clusterRecord.SetGlobalDerivative( 1, -fCosPhi); | |
1062 | ||
1063 | if (fBFieldOn) | |
1064 | { | |
1065 | ||
1066 | clusterRecord.SetGlobalDerivative( | |
1067 | 2, | |
1068 | -fCosPhi*(fTrackPos[0]-fDetElemPos[0]) | |
1069 | -fSinPhi*(fTrackPos[1]-fDetElemPos[1])); | |
1070 | ||
1071 | } else { | |
1072 | ||
1073 | clusterRecord.SetGlobalDerivative( | |
1074 | 2, | |
1075 | -fCosPhi*(fTrackPos0[0]+fTrackSlope0[0]*(fTrackPos[2]-fTrackPos0[2])-fDetElemPos[0]) | |
1076 | -fSinPhi*(fTrackPos0[1]+fTrackSlope0[1]*(fTrackPos[2]-fTrackPos0[2])-fDetElemPos[1])); | |
010eb601 | 1077 | } |
56218672 | 1078 | |
1079 | clusterRecord.SetGlobalDerivative( 3, -fSinPhi*fTrackSlope0[0]+fCosPhi*fTrackSlope0[1]); | |
1080 | ||
1081 | // append to trackRecord | |
1082 | fTrackRecord.AddClusterRecord( clusterRecord ); | |
1083 | ||
1084 | // store local equation | |
1085 | if( doAlignment ) LocalEquation( clusterRecord ); | |
1086 | ||
1087 | } | |
1088 | ||
1089 | //_____________________________________________________ | |
1090 | void AliMUONAlignment::LocalEquation( const AliMUONAlignmentClusterRecord& clusterRecord ) | |
1091 | { | |
1092 | ||
1093 | // copy to local variables | |
1094 | for( Int_t index = 0; index < 4; ++index ) | |
1095 | { | |
1096 | SetLocalDerivative( index, clusterRecord.GetLocalDerivative( index ) ); | |
1097 | SetGlobalDerivative( clusterRecord.GetDetElemNumber()*fgNParCh + index, clusterRecord.GetGlobalDerivative( index ) ); | |
010eb601 | 1098 | } |
1099 | ||
56218672 | 1100 | // pass equation parameters to millepede |
1101 | fMillepede->SetLocalEquation( fGlobalDerivatives, fLocalDerivatives, clusterRecord.GetMeas(), clusterRecord.GetSigma() ); | |
1102 | ||
010eb601 | 1103 | } |
1104 | ||
56218672 | 1105 | //______________________________________________________________________ |
1106 | void AliMUONAlignment::FillRecPointData() | |
1107 | { | |
1108 | ||
96ebe67e | 1109 | /// Get information of current cluster |
1110 | fClustPos[0] = fCluster->GetX(); | |
1111 | fClustPos[1] = fCluster->GetY(); | |
1112 | fClustPos[2] = fCluster->GetZ(); | |
56218672 | 1113 | fTransform->Global2Local( |
1114 | fDetElemId,fClustPos[0],fClustPos[1],fClustPos[2], | |
1115 | fClustPosLoc[0],fClustPosLoc[1],fClustPosLoc[2]); | |
1116 | ||
010eb601 | 1117 | } |
1118 | ||
56218672 | 1119 | //______________________________________________________________________ |
1120 | void AliMUONAlignment::FillTrackParamData() | |
1121 | { | |
1122 | ||
96ebe67e | 1123 | /// Get information of current track at current cluster |
010eb601 | 1124 | fTrackPos[0] = fTrackParam->GetNonBendingCoor(); |
1125 | fTrackPos[1] = fTrackParam->GetBendingCoor(); | |
1126 | fTrackPos[2] = fTrackParam->GetZ(); | |
1127 | fTrackSlope[0] = fTrackParam->GetNonBendingSlope(); | |
1128 | fTrackSlope[1] = fTrackParam->GetBendingSlope(); | |
56218672 | 1129 | fTransform->Global2Local( |
1130 | fDetElemId,fTrackPos[0],fTrackPos[1],fTrackPos[2], | |
1131 | fTrackPosLoc[0],fTrackPosLoc[1],fTrackPosLoc[2]); | |
1132 | ||
010eb601 | 1133 | } |
1134 | ||
56218672 | 1135 | //_____________________________________________________ |
1136 | void AliMUONAlignment::FillDetElemData() | |
1137 | { | |
1138 | ||
010eb601 | 1139 | /// Get information of current detection element |
1140 | Double_t lDetElemLocX = 0.; | |
1141 | Double_t lDetElemLocY = 0.; | |
1142 | Double_t lDetElemLocZ = 0.; | |
96ebe67e | 1143 | fDetElemId = fCluster->GetDetElemId(); |
010eb601 | 1144 | fDetElemNumber = fDetElemId%100; |
56218672 | 1145 | for (int iCh=0; iCh<fDetElemId/100-1; iCh++) |
1146 | { fDetElemNumber += fgNDetElemCh[iCh]; } | |
1147 | ||
1148 | fTransform->Local2Global( | |
1149 | fDetElemId,lDetElemLocX,lDetElemLocY,lDetElemLocZ, | |
1150 | fDetElemPos[0],fDetElemPos[1],fDetElemPos[2]); | |
1151 | ||
010eb601 | 1152 | } |
1153 | ||
56218672 | 1154 | //_____________________________________________________ |
1155 | AliMUONAlignmentTrackRecord* AliMUONAlignment::ProcessTrack( AliMUONTrack* track, Bool_t doAlignment ) | |
1156 | { | |
88807319 | 1157 | /// Process track and set Local Equations |
56218672 | 1158 | // store current track in running member. |
010eb601 | 1159 | fTrack = track; |
56218672 | 1160 | |
1161 | // clear track record | |
1162 | fTrackRecord.Clear(); | |
1163 | ||
1164 | // get number of tracks | |
1165 | Int_t nTrackParam = fTrack->GetTrackParamAtCluster()->GetEntries(); | |
3b2890be | 1166 | AliDebug(1,Form("Number of track param entries : %i ", nTrackParam)); |
010eb601 | 1167 | |
56218672 | 1168 | Bool_t first( kTRUE ); |
1169 | for(Int_t iCluster=0; iCluster<nTrackParam; iCluster++) | |
1170 | { | |
010eb601 | 1171 | |
010eb601 | 1172 | // and get new pointers |
96ebe67e | 1173 | fTrackParam = (AliMUONTrackParam *) fTrack->GetTrackParamAtCluster()->At(iCluster); |
7e96937a | 1174 | if ( ! fTrackParam ) continue; |
96ebe67e | 1175 | fCluster = fTrackParam->GetClusterPtr(); |
7e96937a | 1176 | if ( ! fCluster ) continue; |
56218672 | 1177 | // if (fDetElemId<500) continue; |
1178 | ||
010eb601 | 1179 | // fill local variables for this position --> one measurement |
56218672 | 1180 | FillDetElemData(); |
010eb601 | 1181 | FillRecPointData(); |
1182 | FillTrackParamData(); | |
010eb601 | 1183 | |
56218672 | 1184 | if( first ) |
1185 | { | |
1186 | ||
1187 | // for first valid cluster, save track position as "starting" values | |
1188 | first = kFALSE; | |
1189 | ||
1190 | fTrackPos0[0] = fTrackPos[0]; | |
1191 | fTrackPos0[1] = fTrackPos[1]; | |
1192 | fTrackPos0[2] = fTrackPos[2]; | |
1193 | fTrackSlope0[0] = fTrackSlope[0]; | |
1194 | fTrackSlope0[1] = fTrackSlope[1]; | |
1195 | ||
1196 | } | |
1197 | ||
1198 | // calculate measurements | |
010eb601 | 1199 | fCosPhi = TMath::Cos(fPhi); |
1200 | fSinPhi = TMath::Sin(fPhi); | |
56218672 | 1201 | if( fBFieldOn ) |
1202 | { | |
1203 | ||
010eb601 | 1204 | fMeas[0] = fTrackPos[0] - fClustPos[0]; |
1205 | fMeas[1] = fTrackPos[1] - fClustPos[1]; | |
56218672 | 1206 | |
1207 | } else { | |
1208 | ||
010eb601 | 1209 | fMeas[0] = - fClustPos[0]; |
1210 | fMeas[1] = - fClustPos[1]; | |
56218672 | 1211 | |
010eb601 | 1212 | } |
56218672 | 1213 | |
1214 |