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6be22b3f | 1 | /************************************************************************** |
2 | * Copyright(c) 2007-2009, 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 | //----------------------------------------------------------------------------- | |
19 | // | |
20 | // Interface to AliMillePede2 alignment class for the ALICE ITS detector | |
21 | // | |
22 | // ITS specific alignment class which interface to AliMillepede. | |
23 | // For each track ProcessTrack calculates the local and global derivatives | |
24 | // at each hit and fill the corresponding local equations. Provide methods for | |
ef24eb3b | 25 | // fixing or constraning detection elements for best results. |
6be22b3f | 26 | // |
27 | // author M. Lunardon (thanks to J. Castillo), ruben.shahoyan@cern.ch | |
28 | //----------------------------------------------------------------------------- | |
29 | ||
30 | #include <TFile.h> | |
ef24eb3b | 31 | #include <TGrid.h> |
6be22b3f | 32 | #include <TClonesArray.h> |
33 | #include <TMath.h> | |
34 | #include <TVirtualFitter.h> | |
35 | #include <TGeoManager.h> | |
36 | #include <TSystem.h> | |
37 | #include <TRandom.h> | |
38 | #include <TCollection.h> | |
39 | #include <TGeoPhysicalNode.h> | |
ef24eb3b | 40 | #include <TMap.h> |
41 | #include <TObjString.h> | |
42 | #include <TString.h> | |
6be22b3f | 43 | #include "AliITSAlignMille2.h" |
44 | #include "AliITSgeomTGeo.h" | |
45 | #include "AliGeomManager.h" | |
46 | #include "AliMillePede2.h" | |
47 | #include "AliTrackPointArray.h" | |
48 | #include "AliAlignObjParams.h" | |
49 | #include "AliLog.h" | |
50 | #include "AliTrackFitterRieman.h" | |
51 | #include "AliITSAlignMille2Constraint.h" | |
52 | #include "AliITSAlignMille2ConstrArray.h" | |
53 | #include "AliITSresponseSDD.h" | |
54 | #include "AliITSTPArrayFit.h" | |
55 | #include "AliCDBManager.h" | |
56 | #include "AliCDBStorage.h" | |
57 | #include "AliCDBEntry.h" | |
ef24eb3b | 58 | #include "AliITSsegmentationSDD.h" |
59 | #include "AliITSDriftSpeedArraySDD.h" | |
60 | #include "AliESDVertex.h" | |
6be22b3f | 61 | |
62 | ClassImp(AliITSAlignMille2) | |
63 | ||
64 | const Char_t* AliITSAlignMille2::fgkRecKeys[] = { | |
65 | "OCDB_PATH", | |
ef24eb3b | 66 | "OCDB_SPECIFIC", |
6be22b3f | 67 | "GEOMETRY_FILE", |
68 | "SUPERMODULE_FILE", | |
69 | "CONSTRAINTS_REFERENCE_FILE", | |
70 | "PREALIGNMENT_FILE", | |
71 | "PRECALIBSDD_FILE", | |
ef24eb3b | 72 | "PREVDRIFTSDD_FILE", |
6be22b3f | 73 | "INITCALBSDD_FILE", |
ef24eb3b | 74 | "INITVDRIFTSDD_FILE", |
6be22b3f | 75 | "INITDELTA_FILE", |
76 | "SET_GLOBAL_DELTAS", | |
77 | "CONSTRAINT_LOCAL", | |
78 | "MODULE_VOLUID", | |
79 | "MODULE_INDEX", | |
80 | "SET_PSEUDO_PARENTS", | |
81 | "SET_TRACK_FIT_METHOD", | |
82 | "SET_MINPNT_TRA", | |
83 | "SET_NSTDDEV", | |
84 | "SET_RESCUT_INIT", | |
85 | "SET_RESCUT_OTHER", | |
86 | "SET_LOCALSIGMAFACTOR", | |
87 | "SET_STARTFAC", | |
ef24eb3b | 88 | "SET_FINALFAC", |
6be22b3f | 89 | "SET_B_FIELD", |
90 | "SET_SPARSE_MATRIX", | |
91 | "REQUIRE_POINT", | |
92 | "CONSTRAINT_ORPHANS", | |
93 | "CONSTRAINT_SUBUNITS", | |
94 | "APPLY_CONSTRAINT", | |
95 | "SET_EXTRA_CLUSTERS_MODE", | |
96 | "SET_USE_TPAFITTER", | |
97 | "SET_USE_LOCAL_YERROR", | |
ef24eb3b | 98 | "SET_MIN_POINTS_PER_MODULE", |
99 | "SET_USE_SDDVDCORRMULT", | |
100 | "SET_WEIGHT_PT", | |
101 | "SET_USE_DIAMOND", | |
102 | "SET_SAME_SDDT0" | |
6be22b3f | 103 | }; |
104 | ||
105 | const Char_t AliITSAlignMille2::fgkXYZ[] = "XYZ"; | |
106 | ||
107 | //======================================================================================================== | |
108 | ||
109 | AliITSAlignMille2* AliITSAlignMille2::fgInstance = 0; | |
110 | Int_t AliITSAlignMille2::fgInstanceID = 0; | |
111 | ||
112 | //________________________________________________________________________________________________________ | |
113 | AliITSAlignMille2::AliITSAlignMille2(const Char_t *configFilename,TList *userInfo ) | |
114 | : TObject(), | |
115 | fMillepede(0), | |
116 | fStartFac(16.), | |
ef24eb3b | 117 | fFinalFac(1.), |
6be22b3f | 118 | fResCutInitial(100.), |
119 | fResCut(100.), | |
120 | fNGlobal(0), | |
121 | fNLocal(4), | |
122 | fNStdDev(3), | |
123 | fIsMilleInit(kFALSE), | |
124 | fAllowPseudoParents(kFALSE), | |
125 | // | |
126 | fTPAFitter(0), | |
127 | fCurrentModule(0), | |
128 | fTrack(0), | |
129 | fTrackBuff(0), | |
130 | fCluster(), | |
131 | fCurrentSensID(-1), | |
132 | fClusLoc(12*3), | |
133 | fClusGlo(12*3), | |
134 | fClusSigLoc(12*3), | |
135 | fGlobalDerivatives(0), | |
136 | fMeasLoc(0), | |
137 | fMeasGlo(0), | |
138 | fSigmaLoc(0), | |
139 | fConstrPT(-1), | |
140 | fConstrPTErr(-1), | |
141 | fConstrCharge(0), | |
142 | // | |
143 | fMinNPtsPerTrack(3), | |
ef24eb3b | 144 | fIniTrackParamsMeth(1), |
6be22b3f | 145 | fTotBadLocEqPoints(0), |
146 | fRieman(0), | |
147 | // | |
148 | fConstraints(0), | |
149 | fCacheMatrixOrig(kMaxITSSensID+1), | |
150 | fCacheMatrixCurr(kMaxITSSensID+1), | |
151 | // | |
152 | fUseGlobalDelta(kFALSE), | |
6be22b3f | 153 | fTempExcludedModule(-1), |
154 | // | |
ef24eb3b | 155 | fIniUserInfo(userInfo), |
156 | fIniDeltaPath(""), | |
157 | fIniSDDRespPath(""), | |
6be22b3f | 158 | fPreCalSDDRespPath(""), |
ef24eb3b | 159 | fIniSDDVDriftPath(""), |
160 | fPreSDDVDriftPath(""), | |
161 | fGeometryPath(""), | |
6be22b3f | 162 | fPreDeltaPath(""), |
163 | fConstrRefPath(""), | |
ef24eb3b | 164 | fDiamondPath(""), |
6be22b3f | 165 | fGeoManager(0), |
166 | fIsConfigured(kFALSE), | |
167 | fPreAlignQF(0), | |
168 | // | |
ef24eb3b | 169 | fIniRespSDD(0), |
170 | fPreRespSDD(0), | |
171 | fIniVDriftSDD(0), | |
172 | fPreVDriftSDD(0), | |
173 | fSegmentationSDD(0), | |
6be22b3f | 174 | fPrealignment(0), |
175 | fConstrRef(0), | |
176 | fMilleModule(2), | |
177 | fSuperModule(2), | |
178 | fNModules(0), | |
179 | fNSuperModules(0), | |
180 | fUsePreAlignment(kFALSE), | |
181 | fUseLocalYErr(kFALSE), | |
182 | fBOn(kFALSE), | |
183 | fBField(0.0), | |
1d06ac63 | 184 | fDataType(kCosmics), |
6be22b3f | 185 | fMinPntPerSens(0), |
186 | fBug(0), | |
187 | fMilleVersion(2), | |
ef24eb3b | 188 | fExtraClustersMode(0), |
189 | fTrackWeight(1), | |
190 | fWeightPt(0.), | |
191 | fIsSDDVDriftMult(kFALSE), | |
192 | fDiamond(), | |
193 | fDiamondI(), | |
194 | fUseDiamond(kFALSE), | |
195 | fDiamondPointID(-1), | |
196 | fDiamondModID(-1) | |
6be22b3f | 197 | { |
198 | /// main constructor that takes input from configuration file | |
199 | for (int i=3;i--;) fSigmaFactor[i] = 1.0; | |
200 | // | |
201 | // new RS | |
1d06ac63 | 202 | for (int i=0;i<3;i++) { |
203 | ||
6be22b3f | 204 | } |
1d06ac63 | 205 | for (int itp=0;itp<kNDataType;itp++) { |
206 | fRequirePoints[itp] = kFALSE; | |
207 | for (Int_t i=0; i<6; i++) { | |
208 | fNReqLayUp[itp][i]=0; | |
209 | fNReqLayDown[itp][i]=0; | |
210 | fNReqLay[itp][i]=0; | |
211 | } | |
212 | for (Int_t i=0; i<3; i++) { | |
213 | fNReqDetUp[itp][i]=0; | |
214 | fNReqDetDown[itp][i]=0; | |
215 | fNReqDet[itp][i]=0; | |
216 | } | |
6be22b3f | 217 | } |
218 | // | |
ef24eb3b | 219 | // if (ProcessUserInfo(userInfo)) exit(1); |
220 | // | |
221 | fDiamond.SetVolumeID(kVtxSensVID); | |
222 | fDiamondI.SetVolumeID(kVtxSensVID); | |
223 | float xyzd[3] = {0,0,0}; | |
224 | float covd[6] = {1,0,0,1,0,1e4}; | |
225 | fDiamond.SetXYZ(xyzd,covd); // dummy diamond | |
226 | covd[5] = 1e-4; | |
227 | fDiamondI.SetXYZ(xyzd,covd); | |
6be22b3f | 228 | // |
229 | Int_t lc=LoadConfig(configFilename); | |
230 | if (lc) { | |
231 | AliError(Form("Error %d loading configuration from %s",lc,configFilename)); | |
232 | exit(1); | |
233 | } | |
234 | // | |
235 | fMillepede = new AliMillePede2(); | |
236 | fgInstance = this; | |
237 | fgInstanceID++; | |
238 | // | |
239 | } | |
240 | ||
241 | //________________________________________________________________________________________________________ | |
242 | AliITSAlignMille2::~AliITSAlignMille2() | |
243 | { | |
244 | /// Destructor | |
245 | delete fMillepede; | |
246 | delete[] fGlobalDerivatives; | |
247 | delete fRieman; | |
248 | delete fPrealignment; | |
249 | delete fConstrRef; | |
ef24eb3b | 250 | delete fPreRespSDD; |
251 | delete fIniRespSDD; | |
252 | delete fSegmentationSDD; | |
253 | delete fIniVDriftSDD; | |
254 | delete fPreVDriftSDD; | |
6be22b3f | 255 | delete fTPAFitter; |
256 | fCacheMatrixOrig.Delete(); | |
257 | fCacheMatrixCurr.Delete(); | |
258 | fTrackBuff.Delete(); | |
259 | fConstraints.Delete(); | |
260 | fMilleModule.Delete(); | |
261 | fSuperModule.Delete(); | |
262 | if (--fgInstanceID==0) fgInstance = 0; | |
263 | } | |
264 | ||
265 | /////////////////////////////////////////////////////////////////////// | |
266 | ||
267 | //________________________________________________________________________________________________________ | |
268 | TObjArray* AliITSAlignMille2::GetConfigRecord(FILE* stream, TString& recTitle, TString& recOpt, Bool_t rew) | |
269 | { | |
270 | // read new record from config file | |
271 | TString record; | |
272 | static TObjArray* recElems = 0; | |
273 | if (recElems) {delete recElems; recElems = 0;} | |
ef24eb3b | 274 | recOpt = ""; |
6be22b3f | 275 | // |
276 | TString keyws = recTitle; | |
277 | if (!keyws.IsNull()) { | |
278 | keyws.ToUpper(); | |
279 | // keyws += " "; | |
280 | } | |
281 | while (record.Gets(stream)) { | |
282 | int cmt=record.Index("#"); | |
283 | if (cmt>=0) record.Remove(cmt); // skip comment | |
284 | record.ReplaceAll("\t"," "); | |
285 | record.ReplaceAll("\r"," "); | |
286 | record.Remove(TString::kBoth,' '); | |
287 | if (record.IsNull()) continue; // nothing to decode | |
288 | if (!keyws.IsNull() && !record.BeginsWith(keyws.Data())) continue; // specific record was requested | |
289 | // | |
290 | recElems = record.Tokenize(" "); | |
291 | recTitle = recElems->At(0)->GetName(); | |
292 | recTitle.ToUpper(); | |
293 | recOpt = recElems->GetLast()>0 ? recElems->At(1)->GetName() : ""; | |
294 | break; | |
295 | } | |
296 | if (rew || !recElems) rewind(stream); | |
297 | return recElems; | |
298 | } | |
299 | ||
300 | //________________________________________________________________________________________________________ | |
301 | Int_t AliITSAlignMille2::CheckConfigRecords(FILE* stream) | |
302 | { | |
303 | TString record,recTitle; | |
304 | int lineCnt = 0; | |
305 | rewind(stream); | |
306 | while (record.Gets(stream)) { | |
307 | int cmt=record.Index("#"); | |
308 | lineCnt++; | |
309 | if (cmt>=0) record.Remove(cmt); // skip comment | |
310 | record.ReplaceAll("\t"," "); | |
311 | record.ReplaceAll("\r"," "); | |
312 | record.Remove(TString::kBoth,' '); | |
313 | if (record.IsNull()) continue; // nothing to decode | |
314 | // extract keyword | |
315 | int spc = record.Index(" "); | |
316 | if (spc>0) recTitle = record(0,spc); | |
317 | else recTitle = record; | |
318 | recTitle.ToUpper(); | |
319 | Bool_t strOK = kFALSE; | |
320 | for (int ik=kNKeyWords;ik--;) if (recTitle == fgkRecKeys[ik]) {strOK = kTRUE; break;} | |
321 | if (strOK) continue; | |
322 | // | |
323 | AliError(Form("Unknown keyword %s at line %d", | |
324 | recTitle.Data(),lineCnt)); | |
325 | return -1; | |
326 | // | |
327 | } | |
328 | // | |
329 | rewind(stream); | |
330 | return 0; | |
331 | } | |
332 | ||
333 | ||
334 | //________________________________________________________________________________________________________ | |
335 | Int_t AliITSAlignMille2::LoadConfig(const Char_t *cfile) | |
336 | { | |
337 | // return 0 if success | |
338 | // 1 if error in module index or voluid | |
339 | // | |
ef24eb3b | 340 | AliInfo(Form("Loading MillePede2 configuration from %s",cfile)); |
341 | AliCDBManager::Instance()->SetCacheFlag(kFALSE); | |
6be22b3f | 342 | FILE *pfc=fopen(cfile,"r"); |
343 | if (!pfc) return -1; | |
344 | // | |
345 | TString record,recTitle,recOpt,recExt; | |
346 | Int_t nrecElems,irec; | |
347 | TObjArray *recArr=0; | |
348 | // | |
349 | fNModules = 0; | |
350 | Bool_t stopped = kFALSE; | |
351 | // | |
352 | if (CheckConfigRecords(pfc)<0) return -1; | |
353 | // | |
354 | while(1) { | |
355 | // | |
356 | // ============= 1: we read some important records in predefined order ================ | |
357 | // | |
ef24eb3b | 358 | recTitle = fgkRecKeys[kOCDBDefaultPath]; |
359 | if ( GetConfigRecord(pfc,recTitle,recOpt,1) && !recOpt.IsNull() ) { | |
360 | AliInfo(Form("Configuration sets OCDB default storage to %s",recOpt.Data())); | |
361 | AliCDBManager::Instance()->SetDefaultStorage( gSystem->ExpandPathName(recOpt.Data()) ); | |
362 | TObjString* objStr = (TObjString*)AliCDBManager::Instance()->GetStorageMap()->GetValue("default"); | |
363 | if (!objStr) {stopped = kTRUE; break;} | |
364 | objStr->SetUniqueID(1); // mark as user set | |
6be22b3f | 365 | } |
366 | // | |
ef24eb3b | 367 | if (fIniUserInfo && ProcessUserInfo(fIniUserInfo)) { AliError("Failed to process intial User Info"); stopped = kTRUE; break;} |
6be22b3f | 368 | // |
369 | recTitle = fgkRecKeys[kGeomFile]; | |
ef24eb3b | 370 | if ( GetConfigRecord(pfc,recTitle,recOpt,1) ) fGeometryPath = gSystem->ExpandPathName(recOpt.Data()); |
6be22b3f | 371 | if ( InitGeometry() ) { AliError("Failed to find/load Geometry"); stopped = kTRUE; break;} |
372 | // | |
ef24eb3b | 373 | // Do we use new TrackPointArray fitter ? |
374 | recTitle = fgkRecKeys[kTPAFitter]; | |
375 | if ( GetConfigRecord(pfc,recTitle,recOpt,1) ) fTPAFitter = new AliITSTPArrayFit(kNLocal); | |
6be22b3f | 376 | // |
377 | recTitle = fgkRecKeys[kSuperModileFile]; | |
378 | if ( !GetConfigRecord(pfc,recTitle,recOpt,1) || | |
379 | recOpt.IsNull() || | |
ef24eb3b | 380 | gSystem->ExpandPathName(recOpt) || |
6be22b3f | 381 | gSystem->AccessPathName(recOpt.Data()) || |
382 | LoadSuperModuleFile(recOpt.Data())) | |
383 | { AliError("Failed to find/load SuperModules"); stopped = kTRUE; break;} | |
384 | // | |
6be22b3f | 385 | recTitle = fgkRecKeys[kConstrRefFile]; // LOCAL_CONSTRAINTS are defined wrt these deltas |
386 | if ( (recArr = GetConfigRecord(pfc,recTitle,recOpt,1)) ) { | |
387 | if (recOpt.IsNull() || recOpt=="IDEAL") SetConstraintWrtRef( "IDEAL" ); | |
388 | else { | |
389 | for (int i=2;i<=recArr->GetLast();i++) {recOpt += " "; recOpt += recArr->At(i)->GetName();} // in case of OCDB string | |
390 | if ( SetConstraintWrtRef(recOpt.Data()) ) | |
391 | { AliError("Failed to load reference deltas for local constraints"); stopped = kTRUE; break;} | |
392 | } | |
393 | } | |
394 | // | |
395 | // | |
abd7ef79 | 396 | recTitle = fgkRecKeys[kInitDeltaFile]; |
ef24eb3b | 397 | if ( (recArr = GetConfigRecord(pfc,recTitle,recOpt,1)) && !recOpt.IsNull() ) { |
6be22b3f | 398 | for (int i=2;i<=recArr->GetLast();i++) {recOpt += " "; recOpt += recArr->At(i)->GetName();} // in case of OCDB string |
ef24eb3b | 399 | fIniDeltaPath = recOpt; |
400 | gSystem->ExpandPathName(fIniDeltaPath); | |
401 | AliInfo(Form("Configuration sets Production Deltas to %s",fIniDeltaPath.Data())); | |
6be22b3f | 402 | } |
6be22b3f | 403 | // |
abd7ef79 | 404 | // if initial deltas were provided, load them, apply to geometry and store are "original" matrices |
405 | if (CacheMatricesOrig()) {stopped = kTRUE; break;} | |
6be22b3f | 406 | // |
abd7ef79 | 407 | recTitle = fgkRecKeys[kPreDeltaFile]; |
ef24eb3b | 408 | if ( (recArr = GetConfigRecord(pfc,recTitle,recOpt,1)) ) { |
409 | if (!recOpt.IsNull()) { | |
410 | for (int i=2;i<=recArr->GetLast();i++) {recOpt += " "; recOpt += recArr->At(i)->GetName();} // in case of OCDB string | |
411 | fPreDeltaPath = recOpt; | |
412 | gSystem->ExpandPathName(fPreDeltaPath); | |
413 | } | |
414 | else if (!fIniDeltaPath.IsNull()) { | |
415 | AliInfo("PreAlignment Deltas keyword is present but empty, will set to Init Deltas"); | |
416 | fPreDeltaPath = fIniDeltaPath; | |
417 | } | |
abd7ef79 | 418 | AliInfo(Form("Configuration sets PreAlignment Deltas to %s",fPreDeltaPath.Data())); |
6be22b3f | 419 | } |
abd7ef79 | 420 | if (LoadDeltas(fPreDeltaPath,fPrealignment)) {stopped = kTRUE; break;} |
421 | if (fPrealignment && ApplyToGeometry()) {stopped = kTRUE; break;} | |
6be22b3f | 422 | // |
ef24eb3b | 423 | recTitle = fgkRecKeys[ kInitCalSDDFile ]; |
424 | if ( (recArr = GetConfigRecord(pfc,recTitle,recOpt,1)) && !recOpt.IsNull()) { | |
425 | for (int i=2;i<=recArr->GetLast();i++) {recOpt += " "; recOpt += recArr->At(i)->GetName();} // in case of OCDB string | |
426 | fIniSDDRespPath = recOpt; | |
427 | gSystem->ExpandPathName(fIniSDDRespPath); | |
428 | AliInfo(Form("Configuration sets Production SDD Response to %s",fIniSDDRespPath.Data())); | |
429 | } | |
430 | if (LoadSDDResponse(fIniSDDRespPath, fIniRespSDD) ) {stopped = kTRUE; break;} | |
6be22b3f | 431 | // |
432 | recTitle = fgkRecKeys[kPreCalSDDFile]; | |
ef24eb3b | 433 | if ( (recArr = GetConfigRecord(pfc,recTitle,recOpt,1)) ) { |
434 | if (!recOpt.IsNull()) { | |
435 | for (int i=2;i<=recArr->GetLast();i++) {recOpt += " "; recOpt += recArr->At(i)->GetName();} // in case of OCDB string | |
436 | fPreCalSDDRespPath = recOpt; | |
437 | gSystem->ExpandPathName(fPreCalSDDRespPath); | |
438 | } | |
439 | else if (!fIniSDDRespPath.IsNull()) { | |
440 | AliInfo("PreCalibration SDD response keyword is present but empty, will set to Init SDD repsonse"); | |
441 | fPreCalSDDRespPath = fIniSDDRespPath; | |
442 | } | |
6be22b3f | 443 | AliInfo(Form("Configuration sets PreCalibration SDD Response to %s",fPreCalSDDRespPath.Data())); |
444 | } | |
6be22b3f | 445 | // |
ef24eb3b | 446 | if (LoadSDDResponse(fPreCalSDDRespPath, fPreRespSDD) ) {stopped = kTRUE; break;} |
447 | // | |
448 | // | |
449 | recTitle = fgkRecKeys[ kInitVDriftSDDFile ]; | |
6be22b3f | 450 | if ( (recArr = GetConfigRecord(pfc,recTitle,recOpt,1)) && !recOpt.IsNull()) { |
451 | for (int i=2;i<=recArr->GetLast();i++) {recOpt += " "; recOpt += recArr->At(i)->GetName();} // in case of OCDB string | |
ef24eb3b | 452 | fIniSDDVDriftPath = recOpt; |
453 | gSystem->ExpandPathName(fIniSDDVDriftPath); | |
454 | AliInfo(Form("Configuration sets Production SDD VDrift to %s",fIniSDDVDriftPath.Data())); | |
6be22b3f | 455 | } |
ef24eb3b | 456 | if (LoadSDDVDrift(fIniSDDVDriftPath, fIniVDriftSDD) ) {stopped = kTRUE; break;} |
6be22b3f | 457 | // |
ef24eb3b | 458 | recTitle = fgkRecKeys[ kPreVDriftSDDFile ]; |
459 | if ( (recArr = GetConfigRecord(pfc,recTitle,recOpt,1)) && !recOpt.IsNull()) { | |
460 | for (int i=2;i<=recArr->GetLast();i++) {recOpt += " "; recOpt += recArr->At(i)->GetName();} // in case of OCDB string | |
461 | fPreSDDVDriftPath = recOpt; | |
462 | gSystem->ExpandPathName(fPreSDDVDriftPath); | |
463 | AliInfo(Form("Configuration sets PreCalibration SDD VDrift to %s",fPreSDDVDriftPath.Data())); | |
464 | if (LoadSDDVDrift(fPreSDDVDriftPath, fPreVDriftSDD) ) {stopped = kTRUE; break;} | |
465 | } | |
6be22b3f | 466 | // |
467 | recTitle = fgkRecKeys[ kGlobalDeltas ]; | |
468 | if ( GetConfigRecord(pfc,recTitle,recOpt,1) ) SetUseGlobalDelta(kTRUE); | |
469 | // | |
ef24eb3b | 470 | recTitle = fgkRecKeys[ kUseDiamond ]; |
471 | if ( GetConfigRecord(pfc,recTitle,recOpt,1) ) { | |
472 | if (!GetUseGlobalDelta()) { | |
473 | AliError("Diamond constraint is supported only for Global Frame mode"); | |
474 | stopped = kTRUE; | |
475 | break; | |
476 | } | |
477 | fUseDiamond = kTRUE; | |
478 | if (!recOpt.IsNull()) { | |
479 | fDiamondPath = recOpt; | |
480 | gSystem->ExpandPathName(fDiamondPath); | |
481 | AliInfo(Form("Configuration sets Diamond constraint to %s",fDiamondPath.Data())); | |
482 | } | |
483 | } | |
6be22b3f | 484 | // =========== 2: see if there are local gaussian constraints defined ===================== |
485 | // Note that they should be loaded before the modules declaration | |
486 | // | |
487 | recTitle = fgkRecKeys[ kConstrLocal ]; | |
488 | while( (recArr=GetConfigRecord(pfc,recTitle,recOpt,0)) ) { | |
489 | nrecElems = recArr->GetLast()+1; | |
490 | if (recOpt.IsFloat()) {stopped = kTRUE; break;} // wrong name | |
491 | if (GetConstraint(recOpt.Data())) { | |
492 | AliError(Form("Existing constraint %s repeated",recOpt.Data())); | |
493 | stopped = kTRUE; break; | |
494 | } | |
495 | recExt = recArr->At(2)->GetName(); | |
496 | if (!recExt.IsFloat()) {stopped = kTRUE; break;} | |
497 | double val = recExt.Atof(); | |
498 | recExt = recArr->At(3)->GetName(); | |
499 | if (!recExt.IsFloat()) {stopped = kTRUE; break;} | |
500 | double err = recExt.Atof(); | |
501 | int nwgh = nrecElems - 4; | |
502 | double *wgh = new double[nwgh]; | |
503 | for (nwgh=0,irec=4;irec<nrecElems;irec++) { | |
504 | recExt = recArr->At(irec)->GetName(); | |
505 | if (!recExt.IsFloat()) {stopped = kTRUE; break;} | |
506 | wgh[nwgh++] = recExt.Atof(); | |
507 | } | |
508 | if (stopped) {delete[] wgh; break;} | |
509 | // | |
510 | ConstrainLocal(recOpt.Data(),wgh,nwgh,val,err); | |
511 | delete[] wgh; | |
512 | // | |
513 | } // end while for loop over local constraints | |
514 | if (stopped) break; | |
515 | // | |
516 | // =========== 3: now read modules to align =================================== | |
517 | // | |
518 | rewind(pfc); | |
8fd71c0a | 519 | // create fixed modules |
520 | for (int j=0; j<fNSuperModules; j++) { | |
521 | AliITSAlignMille2Module* proto = GetSuperModule(j); | |
522 | if (!proto->IsAlignable()) continue; | |
523 | AliITSAlignMille2Module* mod = new AliITSAlignMille2Module(*proto); | |
524 | // the matrix might be updated in case some prealignment was applied, check | |
525 | TGeoHMatrix* mup = AliGeomManager::GetMatrix(mod->GetName()); | |
526 | if (mup) *(mod->GetMatrix()) = *mup; | |
527 | fMilleModule.AddAtAndExpand(mod,fNModules); | |
528 | mod->SetGeomParamsGlobal(fUseGlobalDelta); | |
529 | mod->SetUniqueID(fNModules++); | |
530 | mod->SetNotInConf(kTRUE); | |
531 | } | |
ef24eb3b | 532 | CreateVertexModule(); |
8fd71c0a | 533 | // |
6be22b3f | 534 | while( (recArr=GetConfigRecord(pfc,recTitle="",recOpt,0)) ) { |
535 | if (!(recTitle==fgkRecKeys[ kModVolID ] || recTitle==fgkRecKeys[ kModIndex ])) continue; | |
536 | // Expected format: MODULE id tolX tolY tolZ tolPsi tolTh tolPhi [[sigX sigY sigZ] extra params] | |
537 | // where tol* is the tolerance (sigma) for given DOF. 0 means fixed | |
538 | // sig* is the scaling parameters for the errors of the clusters of this module | |
539 | // extra params are defined for specific modules, e.g. t0 and vdrift corrections of SDD | |
540 | // | |
541 | nrecElems = recArr->GetLast()+1; | |
542 | if (nrecElems<2 || !recOpt.IsDigit()) {stopped = kTRUE; break;} | |
543 | int idx = recOpt.Atoi(); | |
544 | UShort_t voluid = (idx<=kMaxITSSensID) ? GetModuleVolumeID(idx) : idx; | |
545 | AliITSAlignMille2Module* mod = 0; | |
546 | // | |
547 | if (voluid>=kMinITSSupeModuleID) { // custom supermodule | |
8fd71c0a | 548 | mod = GetMilleModuleByVID(voluid); |
549 | if (!mod) { // need to create | |
550 | for (int j=0; j<fNSuperModules; j++) { | |
551 | if (voluid==GetSuperModule(j)->GetVolumeID()) { | |
552 | mod = new AliITSAlignMille2Module(*GetSuperModule(j)); | |
553 | // the matrix might be updated in case some prealignment was applied, check | |
554 | TGeoHMatrix* mup = AliGeomManager::GetMatrix(mod->GetName()); | |
555 | if (mup) *(mod->GetMatrix()) = *mup; | |
556 | fMilleModule.AddAtAndExpand(mod,fNModules); | |
557 | mod->SetGeomParamsGlobal(fUseGlobalDelta); | |
558 | mod->SetUniqueID(fNModules++); | |
559 | break; | |
560 | } | |
561 | } | |
6be22b3f | 562 | } |
8fd71c0a | 563 | mod->SetNotInConf(kFALSE); |
6be22b3f | 564 | } |
565 | else if (idx<=kMaxITSSensVID) { | |
566 | mod = new AliITSAlignMille2Module(voluid); | |
567 | fMilleModule.AddAtAndExpand(mod,fNModules); | |
8fd71c0a | 568 | mod->SetGeomParamsGlobal(fUseGlobalDelta); |
569 | mod->SetUniqueID(fNModules++); | |
6be22b3f | 570 | } |
571 | if (!mod) {stopped = kTRUE; break;} // bad volid | |
572 | // | |
573 | // geometry variation settings | |
574 | for (int i=0;i<AliITSAlignMille2Module::kMaxParGeom;i++) { | |
575 | irec = i+2; | |
576 | if (irec >= nrecElems) break; | |
577 | recExt = recArr->At(irec)->GetName(); | |
578 | if (!recExt.IsFloat()) {stopped = kTRUE; break;} | |
579 | mod->SetFreeDOF(i, recExt.Atof() ); | |
580 | } | |
581 | if (stopped) break; | |
582 | // | |
583 | // scaling factors for cluster errors | |
584 | // first set default ones | |
585 | for (int i=0;i<3;i++) mod->SetSigmaFactor(i, fSigmaFactor[i]); | |
586 | for (int i=0;i<3;i++) { | |
587 | irec = i+8; | |
588 | if (irec >= nrecElems) break; | |
589 | recExt = recArr->At(irec)->GetName(); | |
590 | if (!recExt.IsFloat()) {stopped = kTRUE; break;} | |
591 | mod->SetSigmaFactor(i, recExt.Atof() ); | |
592 | } | |
593 | if (stopped) break; | |
594 | // | |
6be22b3f | 595 | // now comes special detectors treatment |
596 | if (mod->IsSDD()) { | |
597 | double vl = 0; | |
598 | if (nrecElems>11) { | |
599 | recExt = recArr->At(11)->GetName(); | |
600 | if (recExt.IsFloat()) vl = recExt.Atof(); | |
601 | else {stopped = kTRUE; break;} | |
602 | irec = 11; | |
603 | } | |
604 | mod->SetFreeDOF(AliITSAlignMille2Module::kDOFT0,vl); | |
605 | // | |
ef24eb3b | 606 | Bool_t cstLR = kFALSE; |
607 | for (int lr=0;lr<2;lr++) { // left right side vdrift corrections | |
608 | vl = 0; | |
609 | if (nrecElems>12+lr) { | |
610 | recExt = recArr->At(12+lr)->GetName(); | |
611 | if (recExt.IsFloat()) vl = recExt.Atof(); | |
612 | else {stopped = kTRUE; break;} | |
613 | irec = 12+lr; | |
614 | } | |
615 | mod->SetFreeDOF(lr==0 ? AliITSAlignMille2Module::kDOFDVL : AliITSAlignMille2Module::kDOFDVR,vl); | |
616 | if (lr==1 && vl>=10) cstLR = kTRUE; // the right side should be constrained to left one | |
6be22b3f | 617 | } |
ef24eb3b | 618 | if (cstLR) mod->SetVDriftLRSame(); |
6be22b3f | 619 | } |
620 | // | |
6be22b3f | 621 | mod->EvaluateDOF(); |
6be22b3f | 622 | // |
623 | // now check if there are local constraints on this module | |
624 | for (++irec;irec<nrecElems;irec++) { | |
625 | recExt = recArr->At(irec)->GetName(); | |
626 | if (recExt.IsFloat()) {stopped=kTRUE;break;} | |
627 | AliITSAlignMille2ConstrArray* cstr = (AliITSAlignMille2ConstrArray*)GetConstraint(recExt.Data()); | |
628 | if (!cstr) { | |
629 | AliInfo(Form("No Local constraint %s was declared",recExt.Data())); | |
630 | stopped=kTRUE; | |
631 | break; | |
632 | } | |
633 | cstr->AddModule(mod); | |
634 | } | |
635 | if (stopped) break; | |
636 | } // end while for loop over modules | |
637 | if (stopped) break; | |
638 | // | |
639 | if (fNModules==0) {AliError("Failed to find any MODULE"); stopped = kTRUE; break;} | |
640 | BuildHierarchy(); // preprocess loaded modules | |
641 | // | |
642 | // =========== 4: the rest may come in arbitrary order ======================================= | |
643 | rewind(pfc); | |
644 | while ( (recArr=GetConfigRecord(pfc,recTitle="",recOpt,0))!=0 ) { | |
645 | // | |
646 | nrecElems = recArr->GetLast()+1; | |
647 | // | |
648 | // some simple flags ----------------------------------------------------------------------- | |
649 | // | |
650 | if (recTitle == fgkRecKeys[ kPseudoParents ]) SetAllowPseudoParents(kTRUE); | |
651 | // | |
652 | // some optional parameters ---------------------------------------------------------------- | |
653 | else if (recTitle == fgkRecKeys[ kTrackFitMethod ]) { | |
654 | if (recOpt.IsNull() || !recOpt.IsDigit() ) {stopped = kTRUE; break;} | |
655 | SetInitTrackParamsMeth(recOpt.Atoi()); | |
656 | } | |
657 | // | |
658 | else if (recTitle == fgkRecKeys[ kMinPntTrack ]) { | |
659 | if (recOpt.IsNull() || !recOpt.IsDigit() ) {stopped = kTRUE; break;} | |
660 | fMinNPtsPerTrack = recOpt.Atoi(); | |
661 | } | |
662 | // | |
663 | else if (recTitle == fgkRecKeys[ kNStDev ]) { | |
664 | if (recOpt.IsNull() || !recOpt.IsFloat() ) {stopped = kTRUE; break;} | |
665 | fNStdDev = (Int_t)recOpt.Atof(); | |
666 | } | |
667 | // | |
668 | else if (recTitle == fgkRecKeys[ kResCutInit ]) { | |
669 | if (recOpt.IsNull() || !recOpt.IsFloat() ) {stopped = kTRUE; break;} | |
670 | fResCutInitial = recOpt.Atof(); | |
671 | } | |
672 | // | |
673 | else if (recTitle == fgkRecKeys[ kResCutOther ]) { | |
674 | if (recOpt.IsNull() || !recOpt.IsFloat() ) {stopped = kTRUE; break;} | |
675 | fResCut = recOpt.Atof(); | |
676 | } | |
677 | // | |
678 | else if (recTitle == fgkRecKeys[ kLocalSigFactor ]) { //------------------------- | |
679 | for (irec=0;irec<3;irec++) if (nrecElems>irec+1) { | |
680 | fSigmaFactor[irec] = ((TObjString*)recArr->At(irec+1))->GetString().Atof(); | |
681 | if (fSigmaFactor[irec]<=0.) stopped = kTRUE; | |
682 | } | |
683 | if (stopped) break; | |
684 | } | |
685 | // | |
686 | else if (recTitle == fgkRecKeys[ kStartFactor ]) { //------------------------- | |
687 | if (recOpt.IsNull() || !recOpt.IsFloat() ) {stopped = kTRUE; break;} | |
688 | fStartFac = recOpt.Atof(); | |
689 | } | |
690 | // | |
ef24eb3b | 691 | else if (recTitle == fgkRecKeys[ kFinalFactor ]) { //------------------------- |
692 | if (recOpt.IsNull() || !recOpt.IsFloat() ) {stopped = kTRUE; break;} | |
693 | fFinalFac = recOpt.Atof(); | |
694 | } | |
695 | // | |
6be22b3f | 696 | // pepo2708909 |
697 | else if (recTitle == fgkRecKeys[ kExtraClustersMode ]) { //------------------------- | |
698 | if (recOpt.IsNull() || !recOpt.IsDigit() ) {stopped = kTRUE; break;} | |
699 | fExtraClustersMode = recOpt.Atoi(); | |
700 | } | |
701 | // endpepo270809 | |
702 | // | |
703 | else if (recTitle == fgkRecKeys[ kBField ]) { //------------------------- | |
704 | if (recOpt.IsNull() || !recOpt.IsFloat() ) {stopped = kTRUE; break;} | |
705 | SetBField( recOpt.Atof() ); | |
706 | } | |
707 | // | |
ef24eb3b | 708 | else if (recTitle == fgkRecKeys[ kSDDVDCorrMult ]) { //------------------------- |
709 | SetSDDVDCorrMult( recOpt.IsNull() || (recOpt.IsFloat() && (recOpt.Atof())>-0.5) ); | |
710 | } | |
711 | // | |
712 | else if (recTitle == fgkRecKeys[ kWeightPt ]) { //------------------------- | |
713 | double wgh = 1; | |
714 | if (!recOpt.IsNull()) { | |
715 | if (!recOpt.IsFloat()) {stopped = kTRUE; break;} | |
716 | else wgh = recOpt.Atof(); | |
717 | } | |
718 | SetWeightPt(wgh); | |
719 | } | |
720 | // | |
6be22b3f | 721 | else if (recTitle == fgkRecKeys[ kSparseMatrix ]) { // matrix solver type |
722 | // | |
723 | AliMillePede2::SetGlobalMatSparse(kTRUE); | |
724 | if (recOpt.IsNull()) continue; | |
725 | // solver type and settings | |
726 | if (recOpt == "MINRES") AliMillePede2::SetIterSolverType( AliMinResSolve::kSolMinRes ); | |
727 | else if (recOpt == "FGMRES") AliMillePede2::SetIterSolverType( AliMinResSolve::kSolFGMRes ); | |
728 | else {stopped = kTRUE; break;} | |
729 | // | |
730 | if (nrecElems>=3) { // preconditioner type | |
731 | recExt = recArr->At(2)->GetName(); | |
732 | if (!recExt.IsDigit()) {stopped = kTRUE; break;} | |
733 | AliMillePede2::SetMinResPrecondType( recExt.Atoi() ); | |
734 | } | |
735 | // | |
736 | if (nrecElems>=4) { // tolerance | |
737 | recExt = recArr->At(3)->GetName(); | |
738 | if (!recExt.IsFloat()) {stopped = kTRUE; break;} | |
739 | AliMillePede2::SetMinResTol( recExt.Atof() ); | |
740 | } | |
741 | // | |
742 | if (nrecElems>=5) { // maxIter | |
743 | recExt = recArr->At(4)->GetName(); | |
744 | if (!recExt.IsDigit()) {stopped = kTRUE; break;} | |
745 | AliMillePede2::SetMinResMaxIter( recExt.Atoi() ); | |
746 | } | |
747 | } | |
748 | // | |
749 | else if (recTitle == fgkRecKeys[ kRequirePoint ]) { //------------------------- | |
750 | // syntax: REQUIRE_POINT where ndet updw nreqpts | |
751 | // where = LAYER or DETECTOR | |
752 | // ndet = detector number: 1-6 for LAYER and 1-3 for DETECTOR (SPD=1, SDD=2, SSD=3) | |
753 | // updw = 1 for Y>0, -1 for Y<0, 0 if not specified | |
754 | // nreqpts = minimum number of points of that type | |
755 | if (nrecElems>=5) { | |
756 | recOpt.ToUpper(); | |
757 | int lr = ((TObjString*)recArr->At(2))->GetString().Atoi() - 1; | |
758 | int hb = ((TObjString*)recArr->At(3))->GetString().Atoi(); | |
759 | int np = ((TObjString*)recArr->At(4))->GetString().Atoi(); | |
1d06ac63 | 760 | // |
761 | int rtp = -1; // use for run type | |
762 | if (nrecElems>5) { | |
763 | TString tpstr = ((TObjString*)recArr->At(5))->GetString(); | |
764 | if ( tpstr.Contains("cosmics",TString::kIgnoreCase) ) rtp = kCosmics; | |
765 | else if ( tpstr.Contains("collision",TString::kIgnoreCase) ) rtp = kCollision; | |
766 | else {stopped = kTRUE; break;} | |
6be22b3f | 767 | } |
1d06ac63 | 768 | // |
769 | int tpmn= rtp<0 ? 0 : rtp; | |
770 | int tpmx= rtp<0 ? kNDataType-1 : rtp; | |
771 | for (int itp=tpmn;itp<=tpmx;itp++) { | |
772 | fRequirePoints[itp]=kTRUE; | |
773 | if (recOpt == "LAYER") { | |
774 | if (lr<0 || lr>5) {stopped = kTRUE; break;} | |
775 | if (hb>0) fNReqLayUp[itp][lr]=np; | |
776 | else if (hb<0) fNReqLayDown[itp][lr]=np; | |
777 | else fNReqLay[itp][lr]=np; | |
778 | } | |
779 | else if (recOpt == "DETECTOR") { | |
780 | if (lr<0 || lr>2) {stopped = kTRUE; break;} | |
781 | if (hb>0) fNReqDetUp[itp][lr]=np; | |
782 | else if (hb<0) fNReqDetDown[itp][lr]=np; | |
783 | else fNReqDet[itp][lr]=np; | |
784 | } | |
785 | else {stopped = kTRUE; break;} | |
6be22b3f | 786 | } |
1d06ac63 | 787 | if (stopped) break; |
6be22b3f | 788 | } |
789 | else {stopped = kTRUE; break;} | |
790 | } | |
791 | // | |
792 | // global constraints on the subunits/orphans | |
793 | else if (recTitle == fgkRecKeys[ kConstrOrphans ]) { //------------------------ | |
794 | // expect CONSTRAINT_ORPHANS MEAN/MEDIAN Value parID0 ... parID1 ... | |
795 | if (nrecElems<4) {stopped = kTRUE; break;} | |
796 | recExt = recArr->At(2)->GetName(); | |
797 | if (!recExt.IsFloat()) {stopped = kTRUE; break;} | |
798 | double val = recExt.Atof(); | |
799 | UInt_t pattern = 0; | |
800 | for (irec=3;irec<nrecElems;irec++) { // read params to constraint | |
801 | recExt = recArr->At(irec)->GetName(); | |
802 | if (!recExt.IsDigit()) {stopped = kTRUE; break;} | |
803 | pattern |= 0x1 << recExt.Atoi(); | |
804 | } | |
805 | if (stopped) break; | |
806 | if (recOpt == "MEAN") ConstrainOrphansMean(val,pattern); | |
807 | else if (recOpt == "MEDIAN") ConstrainOrphansMedian(val,pattern); | |
808 | else {stopped = kTRUE; break;} | |
809 | } | |
810 | // | |
811 | else if (recTitle == fgkRecKeys[ kConstrSubunits ]) { //------------------------ | |
ef24eb3b | 812 | // expect CONSTRAINT_SUBUNITS MEAN/MEDIAN Value parID0 ... parID1 ... VolID1 ... VolIDn - VolIDm |
6be22b3f | 813 | if (nrecElems<5) {stopped = kTRUE; break;} |
814 | recExt = recArr->At(2)->GetName(); | |
815 | if (!recExt.IsFloat()) {stopped = kTRUE; break;} | |
816 | double val = recExt.Atof(); | |
817 | UInt_t pattern = 0; | |
818 | for (irec=3;irec<nrecElems;irec++) { // read params to constraint | |
819 | recExt = recArr->At(irec)->GetName(); | |
820 | if (!recExt.IsDigit()) {stopped = kTRUE; break;} | |
821 | int parid = recExt.Atoi(); | |
822 | if (parid<kMaxITSSensID) pattern |= 0x1 << recExt.Atoi(); | |
823 | else break; // list of params is over | |
824 | } | |
825 | if (stopped) break; | |
826 | // | |
827 | Bool_t meanC; | |
828 | if (recOpt == "MEAN") meanC = kTRUE; | |
829 | else if (recOpt == "MEDIAN") meanC = kFALSE; | |
830 | else {stopped = kTRUE; break;} | |
831 | // | |
832 | int curID = -1; | |
833 | int rangeStart = -1; | |
834 | for (;irec<nrecElems;irec++) { // read modules to apply this constraint | |
835 | recExt = recArr->At(irec)->GetName(); | |
836 | if (recExt == "-") {rangeStart = curID; continue;} // range is requested | |
837 | else if (!recExt.IsDigit()) {stopped = kTRUE; break;} | |
838 | else curID = recExt.Atoi(); | |
839 | // | |
840 | if (curID<=kMaxITSSensID) curID = GetModuleVolumeID(curID); | |
841 | // this was a range start or single | |
842 | int start; | |
843 | if (rangeStart>=0) {start = rangeStart+1; rangeStart=-1;} // continue the range | |
844 | else start = curID; // create constraint either for single module (or 1st in the range) | |
845 | for (int id=start;id<=curID;id++) { | |
846 | int id0 = IsVIDDefined(id); | |
847 | if (id0<0) {AliDebug(3,Form("Undefined module %d requested in the SubUnits constraint, skipping",id)); continue;} | |
848 | if (meanC) ConstrainModuleSubUnitsMean(id0,val,pattern); | |
849 | else ConstrainModuleSubUnitsMedian(id0,val,pattern); | |
850 | } | |
851 | } | |
852 | if (rangeStart>=0) stopped = kTRUE; // unfinished range | |
853 | if (stopped) break; | |
854 | } | |
855 | // | |
856 | // association of modules with local constraints | |
857 | else if (recTitle == fgkRecKeys[ kApplyConstr ]) { //------------------------ | |
858 | // expect APPLY_CONSTRAINT NAME [NAME1...] [VolID1 ... VolIDn - VolIDm] | |
859 | if (nrecElems<3) {stopped = kTRUE; break;} | |
860 | int nmID0=-1,nmID1=-1; | |
861 | for (irec=1;irec<nrecElems;irec++) { // find the range of constraint names | |
862 | recExt = recArr->At(irec)->GetName(); | |
863 | if (recExt.IsFloat()) break; | |
864 | // check if such a constraint was declared | |
865 | if (!GetConstraint(recExt.Data())) { | |
866 | AliInfo(Form("No Local constraint %s was declared",recExt.Data())); | |
867 | stopped=kTRUE; | |
868 | break; | |
869 | } | |
870 | if (nmID0<0) nmID0 = irec; | |
871 | nmID1 = irec; | |
872 | } | |
873 | if (stopped) break; | |
874 | // | |
875 | if (irec>=nrecElems) {stopped = kTRUE; break;} // no modules provided | |
876 | // | |
877 | // now read the list of modules to constrain | |
878 | int curID = -1; | |
879 | int rangeStart = -1; | |
880 | for (;irec<nrecElems;irec++) { // read modules to apply this constraint | |
881 | recExt = recArr->At(irec)->GetName(); | |
882 | if (recExt == "-") {rangeStart = curID; continue;} // range is requested | |
883 | else if (!recExt.IsDigit()) {stopped = kTRUE; break;} | |
884 | else curID = recExt.Atoi(); | |
885 | // | |
886 | if (curID<=kMaxITSSensID) curID = GetModuleVolumeID(curID); | |
887 | // | |
888 | // this was a range start or single | |
889 | int start; | |
890 | if (rangeStart>=0) {start = rangeStart+1; rangeStart=-1;} // continue the range | |
891 | else start = curID; // create constraint either for single module (or 1st in the range) | |
892 | for (int id=start;id<=curID;id++) { | |
893 | AliITSAlignMille2Module *md = GetMilleModuleByVID(id); | |
894 | if (!md) {AliDebug(3,Form("Undefined module %d requested in the Local constraint, skipping",id)); continue;} | |
895 | for (int nmid=nmID0;nmid<=nmID1;nmid++) | |
896 | ((AliITSAlignMille2ConstrArray*)GetConstraint(recArr->At(nmid)->GetName()))->AddModule(md); | |
897 | } | |
898 | } | |
899 | if (rangeStart>=0) stopped = kTRUE; // unfinished range | |
900 | if (stopped) break; | |
901 | } | |
ef24eb3b | 902 | // |
903 | // request of the same T0 for group of SDD modules | |
904 | else if (recTitle == fgkRecKeys[ kSameSDDT0 ]) { //------------------------ | |
905 | // expect SET_SAME_SDDT0 [SensID1 ... SensIDn - SensIDm] | |
906 | if (nrecElems<3) {stopped = kTRUE; break;} | |
907 | // | |
908 | // now read the list of modules to constrain | |
909 | int curID = -1; | |
910 | int rangeStart = -1; | |
911 | AliITSAlignMille2ConstrArray *cstrT0 = new AliITSAlignMille2ConstrArray("SDDT0",0,0,0,0); | |
912 | int naddM = 0; | |
913 | cstrT0->SetPattern(BIT(AliITSAlignMille2Module::kDOFT0)); | |
914 | for (irec=1;irec<nrecElems;irec++) { // read modules to apply this constraint | |
915 | recExt = recArr->At(irec)->GetName(); | |
916 | if (recExt == "-") {rangeStart = curID; continue;} // range is requested | |
917 | else if (!recExt.IsDigit()) {stopped = kTRUE; break;} | |
918 | else curID = recExt.Atoi(); | |
919 | // | |
920 | if (curID<kSDDoffsID || curID>=kSDDoffsID+kNSDDmod) {stopped = kTRUE; break;} | |
921 | // | |
922 | // this was a range start or single | |
923 | int start; | |
924 | if (rangeStart>=0) {start = rangeStart+1; rangeStart=-1;} // continue the range | |
925 | else start = curID; // create constraint either for single module (or 1st in the range) | |
926 | for (int id=start;id<=curID;id++) { | |
927 | int vid = AliITSAlignMille2Module::GetVolumeIDFromIndex(id); | |
928 | if (vid<=1) {AliDebug(3,Form("Undefined module index %d requested in the SAME_SDDT0 constraint, skipping",id)); continue;} | |
929 | AliITSAlignMille2Module *md = GetMilleModuleByVID(vid); | |
930 | if (!md) {AliDebug(3,Form("Undefined module %d requested in the Local constraint, skipping",id)); continue;} | |
931 | cstrT0->AddModule(md,kFALSE); | |
932 | naddM++; | |
933 | } | |
934 | } | |
935 | if (rangeStart>=0) stopped = kTRUE; // unfinished range | |
936 | if (stopped) break; | |
937 | if (naddM<2) delete cstrT0; | |
938 | else { | |
939 | cstrT0->SetConstraintID(GetNConstraints()); | |
940 | fConstraints.Add(cstrT0); | |
941 | } | |
6be22b3f | 942 | } |
ef24eb3b | 943 | // |
6be22b3f | 944 | // Do we use new local Y errors? |
945 | else if (recTitle == fgkRecKeys[ kUseLocalYErr ]) { | |
946 | // expect SET_TPAFITTER | |
947 | fUseLocalYErr = kTRUE; | |
948 | } | |
949 | // | |
950 | else if (recTitle == fgkRecKeys[ kMinPointsSens ]) { //------------------------- | |
951 | if (recOpt.IsNull() || !recOpt.IsDigit() ) {stopped = kTRUE; break;} | |
952 | SetMinPointsPerSensor( recOpt.Atoi() ); | |
953 | } | |
954 | // | |
ef24eb3b | 955 | else if (recTitle == fgkRecKeys[ kOCDBSpecificPath ]) { //------------------------- |
956 | if (recOpt.IsNull() || nrecElems<3 ) {stopped = kTRUE; break;} | |
957 | AliCDBManager::Instance()->SetSpecificStorage(recOpt.Data(), gSystem->ExpandPathName(recArr->At(2)->GetName())); | |
958 | AliInfo(Form("Configuration sets OCDB specific storage %s to %s",recOpt.Data(),recArr->At(2)->GetName())); | |
959 | TObjString *pths = (TObjString*)AliCDBManager::Instance()->GetStorageMap()->GetValue(recOpt.Data()); | |
960 | if (!pths) { stopped = kTRUE; break; } | |
961 | pths->SetUniqueID(1); // mark as set by user | |
962 | } | |
963 | // | |
6be22b3f | 964 | else continue; // already processed record |
965 | // | |
966 | } // end of while loop 4 over the various params | |
967 | // | |
968 | break; | |
969 | } // end of while(1) loop | |
970 | // | |
971 | fclose(pfc); | |
ef24eb3b | 972 | if (!fDiamondPath.IsNull() && IsDiamondUsed() && LoadDiamond(fDiamondPath) ) stopped = kTRUE; |
6be22b3f | 973 | if (stopped) { |
974 | AliError(Form("Failed on record %s %s ...\n",recTitle.Data(),recOpt.Data())); | |
975 | return -1; | |
976 | } | |
977 | // | |
abd7ef79 | 978 | if (CacheMatricesCurr()) return -1; |
6be22b3f | 979 | SetUseLocalYErrors(fUseLocalYErr); // YErr used only with TPAFitter |
ef24eb3b | 980 | fSegmentationSDD = new AliITSsegmentationSDD(); |
981 | // | |
6be22b3f | 982 | fIsConfigured = kTRUE; |
983 | return 0; | |
984 | } | |
985 | ||
986 | //________________________________________________________________________________________________________ | |
987 | void AliITSAlignMille2::BuildHierarchy() | |
988 | { | |
989 | // build the hieararhy of the modules to align | |
990 | // | |
991 | if (!GetUseGlobalDelta() && PseudoParentsAllowed()) { | |
992 | AliInfo("PseudoParents mode is allowed only when the deltas are global\n" | |
993 | "Since Deltas are local, switching to NoPseudoParents"); | |
994 | SetAllowPseudoParents(kFALSE); | |
995 | } | |
996 | // set parent/child relationship for modules to align | |
997 | AliInfo("Setting parent/child relationships\n"); | |
998 | // | |
999 | // 1) child -> parent reference | |
1000 | for (int ipar=0;ipar<fNModules;ipar++) { | |
1001 | AliITSAlignMille2Module* parent = GetMilleModule(ipar); | |
1002 | if (parent->IsSensor()) continue; // sensor cannot be a parent | |
1003 | // | |
1004 | for (int icld=0;icld<fNModules;icld++) { | |
1005 | if (icld==ipar) continue; | |
1006 | AliITSAlignMille2Module* child = GetMilleModule(icld); | |
1007 | if (!child->BelongsTo(parent)) continue; | |
1008 | // child cannot have more sensors than the parent | |
1009 | if (child->GetNSensitiveVolumes() > parent->GetNSensitiveVolumes()) continue; | |
1010 | // | |
1011 | AliITSAlignMille2Module* parOld = child->GetParent(); | |
1012 | // is this parent candidate closer than the old parent ? | |
1013 | if (parOld && parOld->GetNSensitiveVolumes()<parent->GetNSensitiveVolumes()) continue; // parOld is closer | |
1014 | child->SetParent(parent); | |
1015 | } | |
1016 | // | |
1017 | } | |
1018 | // | |
1019 | // add parent -> children reference | |
1020 | for (int icld=0;icld<fNModules;icld++) { | |
1021 | AliITSAlignMille2Module* child = GetMilleModule(icld); | |
1022 | AliITSAlignMille2Module* parent = child->GetParent(); | |
1023 | if (parent) parent->AddChild(child); | |
1024 | } | |
1025 | // | |
1026 | // reorder the modules in such a way that parents come first | |
1027 | for (int icld=0;icld<fNModules;icld++) { | |
1028 | AliITSAlignMille2Module* child = GetMilleModule(icld); | |
1029 | AliITSAlignMille2Module* parent; | |
1030 | while ( (parent=child->GetParent()) && (parent->GetUniqueID()>child->GetUniqueID()) ) { | |
1031 | // swap | |
1032 | fMilleModule[icld] = parent; | |
1033 | fMilleModule[parent->GetUniqueID()] = child; | |
1034 | child->SetUniqueID(parent->GetUniqueID()); | |
1035 | parent->SetUniqueID(icld); | |
1036 | child = parent; | |
1037 | } | |
1038 | // | |
1039 | } | |
1040 | // | |
1041 | // Go over the child->parent chain and mark modules with explicitly provided sensors. | |
1042 | // If the sensors of the unit are explicitly declared, all undeclared sensors are | |
1043 | // suppresed in this unit. | |
1044 | for (int icld=fNModules;icld--;) { | |
1045 | AliITSAlignMille2Module* child = GetMilleModule(icld); | |
1046 | AliITSAlignMille2Module* parent = child->GetParent(); | |
1047 | if (!parent) continue; | |
1048 | // | |
1049 | // check if this parent was already processed | |
1050 | if (!parent->AreSensorsProvided()) { | |
1051 | parent->DelSensitiveVolumes(); | |
1052 | parent->SetSensorsProvided(kTRUE); | |
1053 | } | |
1054 | // reattach sensors to parent | |
1055 | for (int isc=child->GetNSensitiveVolumes();isc--;) { | |
1056 | UShort_t senVID = child->GetSensVolVolumeID(isc); | |
1057 | if (!parent->IsIn(senVID)) parent->AddSensitiveVolume(senVID); | |
1058 | } | |
1059 | } | |
1060 | // | |
1061 | } | |
1062 | ||
1063 | // pepo | |
1064 | //________________________________________________________________________________________________________ | |
1065 | void AliITSAlignMille2::SetCurrentModule(Int_t id) | |
1066 | { | |
1067 | // set the current supermodule | |
1068 | // new meaning | |
1069 | if (fMilleVersion>=2) { | |
1070 | fCurrentModule = GetMilleModule(id); | |
1071 | return; | |
1072 | } | |
1073 | // old meaning | |
1074 | if (fMilleVersion<=1) { | |
1075 | Int_t index=id; | |
1076 | /// set as current the SuperModule that contains the 'index' sens.vol. | |
1077 | if (index<0 || index>2197) { | |
1078 | AliInfo("index does not correspond to a sensitive volume!"); | |
1079 | return; | |
1080 | } | |
1081 | UShort_t voluid=AliITSAlignMille2Module::GetVolumeIDFromIndex(index); | |
1082 | Int_t k=IsContained(voluid); | |
1083 | if (k>=0){ | |
1084 | fCurrentSensID = index; | |
1085 | fCluster.SetVolumeID(voluid); | |
1086 | fCluster.SetXYZ(0,0,0); | |
1087 | InitModuleParams(); | |
1088 | } | |
1089 | else | |
1090 | AliInfo(Form("module %d not defined\n",index)); | |
1091 | } | |
1092 | } | |
1093 | // endpepo | |
1094 | //________________________________________________________________________________________________________ | |
1d06ac63 | 1095 | void AliITSAlignMille2::SetRequiredPoint(Char_t* where, Int_t ndet, Int_t updw, Int_t nreqpts,Int_t runtype) |
6be22b3f | 1096 | { |
1097 | // set minimum number of points in specific detector or layer | |
1098 | // where = LAYER or DETECTOR | |
1099 | // ndet = detector number: 1-6 for LAYER and 1-3 for DETECTOR (SPD=1, SDD=2, SSD=3) | |
1100 | // updw = 1 for Y>0, -1 for Y<0, 0 if not specified | |
1101 | // nreqpts = minimum number of points of that type | |
1102 | ndet--; | |
1d06ac63 | 1103 | int tpmn= runtype<0 ? 0 : runtype; |
1104 | int tpmx= runtype<0 ? kNDataType-1 : runtype; | |
1105 | // | |
1106 | for (int itp=tpmn;itp<=tpmx;itp++) { | |
1107 | fRequirePoints[itp]=kTRUE; | |
1108 | if (strstr(where,"LAYER")) { | |
1109 | if (ndet<0 || ndet>5) return; | |
1110 | if (updw>0) fNReqLayUp[itp][ndet]=nreqpts; | |
1111 | else if (updw<0) fNReqLayDown[itp][ndet]=nreqpts; | |
1112 | else fNReqLay[itp][ndet]=nreqpts; | |
1113 | } | |
1114 | else if (strstr(where,"DETECTOR")) { | |
1115 | if (ndet<0 || ndet>2) return; | |
1116 | if (updw>0) fNReqDetUp[itp][ndet]=nreqpts; | |
1117 | else if (updw<0) fNReqDetDown[itp][ndet]=nreqpts; | |
1118 | else fNReqDet[itp][ndet]=nreqpts; | |
1119 | } | |
6be22b3f | 1120 | } |
1121 | } | |
1122 | ||
1123 | //________________________________________________________________________________________________________ | |
1124 | Int_t AliITSAlignMille2::GetModuleIndex(const Char_t *symname) | |
1125 | { | |
1126 | /// index from symname | |
1127 | if (!symname) return -1; | |
1128 | for (Int_t i=0;i<=kMaxITSSensID; i++) { | |
1129 | if (!strcmp(symname,AliITSgeomTGeo::GetSymName(i))) return i; | |
1130 | } | |
1131 | return -1; | |
1132 | } | |
1133 | ||
1134 | //________________________________________________________________________________________________________ | |
1135 | Int_t AliITSAlignMille2::GetModuleIndex(UShort_t voluid) | |
1136 | { | |
1137 | /// index from volume ID | |
1138 | AliGeomManager::ELayerID lay = AliGeomManager::VolUIDToLayer(voluid); | |
1139 | if (lay<1|| lay>6) return -1; | |
1140 | Int_t idx=Int_t(voluid)-2048*lay; | |
1141 | if (idx>=AliGeomManager::LayerSize(lay)) return -1; | |
1142 | for (Int_t ilay=1; ilay<lay; ilay++) | |
1143 | idx += AliGeomManager::LayerSize(ilay); | |
1144 | return idx; | |
1145 | } | |
1146 | ||
1147 | //________________________________________________________________________________________________________ | |
1148 | UShort_t AliITSAlignMille2::GetModuleVolumeID(const Char_t *symname) | |
1149 | { | |
1150 | /// volume ID from symname | |
1151 | /// works for sensitive volumes only | |
1152 | if (!symname) return 0; | |
1153 | ||
1154 | for (UShort_t voluid=2000; voluid<13300; voluid++) { | |
1155 | Int_t modId; | |
1156 | AliGeomManager::ELayerID layerId = AliGeomManager::VolUIDToLayer(voluid,modId); | |
1157 | if (layerId>0 && layerId<7 && modId>=0 && modId<AliGeomManager::LayerSize(layerId)) { | |
1158 | if (!strcmp(symname,AliGeomManager::SymName(layerId,modId))) return voluid; | |
1159 | } | |
1160 | } | |
1161 | ||
1162 | return 0; | |
1163 | } | |
1164 | ||
1165 | //________________________________________________________________________________________________________ | |
1166 | UShort_t AliITSAlignMille2::GetModuleVolumeID(Int_t index) | |
1167 | { | |
1168 | /// volume ID from index | |
1169 | if (index<0) return 0; | |
1170 | if (index<2198) | |
1171 | return GetModuleVolumeID(AliITSgeomTGeo::GetSymName(index)); | |
1172 | else { | |
1173 | for (int i=0; i<fNSuperModules; i++) { | |
1174 | if (GetSuperModule(i)->GetIndex()==index) return GetSuperModule(i)->GetVolumeID(); | |
1175 | } | |
1176 | } | |
1177 | return 0; | |
1178 | } | |
1179 | ||
1180 | //________________________________________________________________________________________________________ | |
1181 | Int_t AliITSAlignMille2::InitGeometry() | |
1182 | { | |
1183 | /// initialize geometry | |
1184 | AliInfo("Loading initial geometry"); | |
1185 | if (!fGeometryPath.IsNull() && gSystem->AccessPathName(fGeometryPath.Data()) ) { | |
1186 | AliError(Form("Explicitly provided geometry file %s is not accessible",fGeometryPath.Data())); | |
1187 | return -1; | |
1188 | } | |
1189 | // | |
1190 | AliGeomManager::LoadGeometry(fGeometryPath.Data()); | |
1191 | fGeoManager = AliGeomManager::GetGeometry(); | |
1192 | if (!fGeoManager) { | |
1193 | AliInfo("Couldn't initialize geometry"); | |
1194 | return -1; | |
1195 | } | |
1196 | return 0; | |
1197 | } | |
1198 | ||
1199 | //________________________________________________________________________________________________________ | |
1200 | Int_t AliITSAlignMille2::SetConstraintWrtRef(const char* reffname) | |
1201 | { | |
1202 | // Load the global deltas from this file. The local gaussian constraints on some modules | |
1203 | // will be defined with respect to the deltas from this reference file, converted to local | |
1204 | // delta format. Note: conversion to local format requires reloading the geometry! | |
1205 | // | |
1206 | AliInfo(Form("Loading reference deltas for local constraints from %s",reffname)); | |
1207 | if (!fGeoManager) return -1; | |
1208 | fConstrRefPath = reffname; | |
1209 | if (fConstrRefPath == "IDEAL") { // the reference is the ideal geometry, just create dummy reference array | |
1210 | fConstrRef = new TClonesArray("AliAlignObjParams",1); | |
1211 | return 0; | |
1212 | } | |
1213 | if (LoadDeltas(fConstrRefPath,fConstrRef)) return -1; | |
1214 | // | |
1215 | // we need ideal geometry to convert global deltas to local ones | |
1216 | if (fUsePreAlignment) { | |
1217 | AliError("The call of SetConstraintWrtRef must be done before application of the prealignment"); | |
1218 | return -1; | |
1219 | } | |
1220 | // | |
1221 | AliInfo("Converting global reference deltas to local ones"); | |
1222 | Int_t nprea = fConstrRef->GetEntriesFast(); | |
1223 | for (int ix=0; ix<nprea; ix++) { | |
1224 | AliAlignObjParams *preo=(AliAlignObjParams*) fConstrRef->At(ix); | |
1225 | if (!preo->ApplyToGeometry()) return -1; | |
1226 | } | |
1227 | // | |
1228 | // now convert the global reference deltas to local ones | |
1229 | for (int i=fConstrRef->GetEntriesFast();i--;) { | |
1230 | AliAlignObjParams *preo = (AliAlignObjParams*)fConstrRef->At(i); | |
1231 | TGeoHMatrix * mupd = AliGeomManager::GetMatrix(preo->GetSymName()); | |
1232 | if (!mupd) { // this is not alignable entry, need to look in the supermodules | |
1233 | for (int im=fNSuperModules;im--;) { | |
1234 | AliITSAlignMille2Module* mod = GetSuperModule(im); | |
1235 | if ( strcmp(mod->GetName(), preo->GetSymName()) ) continue; | |
1236 | mupd = mod->GetMatrix(); | |
1237 | break; | |
1238 | } | |
1239 | if (!mupd) { | |
1240 | AliError(Form("Failed to find the volume for reference %s",preo->GetSymName())); | |
1241 | return -1; | |
1242 | } | |
1243 | } | |
1244 | TGeoHMatrix preMat; | |
1245 | preo->GetMatrix(preMat); // Delta_Glob | |
1246 | TGeoHMatrix tmpMat = *mupd; // Delta_Glob * Delta_Glob_Par * M | |
1247 | preMat.MultiplyLeft( &tmpMat.Inverse() ); // M^-1 * Delta_Glob_Par^-1 = (Delta_Glob_Par * M)^-1 | |
1248 | tmpMat.MultiplyLeft( &preMat ); // (Delta_Glob_Par * M)^-1 * Delta_Glob * Delta_Glob_Par * M = Delta_loc | |
1249 | preo->SetMatrix(tmpMat); // local corrections | |
1250 | } | |
1251 | // | |
1252 | // we need to reload the geometry spoiled by this reference deltas... | |
1253 | delete fGeoManager; | |
1254 | AliInfo("Reloading initial geometry"); | |
1255 | return InitGeometry(); | |
1256 | // | |
1257 | } | |
1258 | ||
1259 | //________________________________________________________________________________________________________ | |
1260 | void AliITSAlignMille2::Init() | |
1261 | { | |
1262 | // perform global initialization | |
1263 | // | |
1264 | if (fIsMilleInit) { | |
1265 | AliInfo("Millepede has been already initialized!"); | |
1266 | return; | |
1267 | } | |
1268 | // range constraints in such a way that the childs are constrained before their parents | |
1269 | // orphan constraints come last | |
1270 | for (int ic=0;ic<GetNConstraints();ic++) { | |
1271 | for (int ic1=ic+1;ic1<GetNConstraints();ic1++) { | |
1272 | AliITSAlignMille2Constraint *cst0 = GetConstraint(ic); | |
1273 | AliITSAlignMille2Constraint *cst1 = GetConstraint(ic1); | |
1274 | if (cst0->GetModuleID()<cst1->GetModuleID()) { | |
1275 | // swap | |
1276 | fConstraints[ic] = cst1; | |
1277 | fConstraints[ic1] = cst0; | |
1278 | } | |
1279 | } | |
1280 | } | |
1281 | // | |
1282 | if (!GetUseGlobalDelta()) { | |
1283 | AliInfo("ATTENTION: The parameters are defined in the local frame, no check for degeneracy will be done"); | |
1284 | for (int imd=fNModules;imd--;) { | |
1285 | AliITSAlignMille2Module* mod = GetMilleModule(imd); | |
1286 | int npar = mod->GetNParTot(); | |
1287 | // the parameter may have max 1 free instance, otherwise the equations are underdefined | |
1288 | for (int ipar=0;ipar<npar;ipar++) { | |
1289 | if (!mod->IsFreeDOF(ipar)) continue; | |
1290 | mod->SetParOffset(ipar,fNGlobal++); | |
1291 | } | |
1292 | } | |
1293 | } | |
1294 | else { | |
1295 | // init millepede, decide which parameters are to be fitted explicitly | |
1296 | for (int imd=fNModules;imd--;) { | |
1297 | AliITSAlignMille2Module* mod = GetMilleModule(imd); | |
1298 | int npar = mod->GetNParTot(); | |
1299 | // the parameter may have max 1 free instance, otherwise the equations are underdefined | |
1300 | for (int ipar=0;ipar<npar;ipar++) { | |
1301 | if (!mod->IsFreeDOF(ipar)) continue; // fixed | |
1302 | // | |
1303 | int nFreeInstances = 0; | |
1304 | // | |
1305 | AliITSAlignMille2Module* parent = mod; | |
1306 | Bool_t cstMeanMed=kFALSE,cstGauss=kFALSE; | |
1307 | // | |
1308 | Bool_t addToFit = kFALSE; | |
1309 | // the parameter may be ommitted from explicit fit (if PseudoParentsAllowed is true) if | |
1310 | // 1) it is not explicitly constrained or its does not participate in Gaussian constraint | |
1311 | // 2) the same applies to all of its parents | |
1312 | // 3) it has at least 1 unconstrained direct child | |
1313 | while(parent) { | |
1314 | if (!parent->IsFreeDOF(ipar)) {parent = parent->GetParent(); continue;} | |
1315 | nFreeInstances++; | |
1316 | if (IsParModConstrained(parent,ipar, cstMeanMed, cstGauss)) nFreeInstances--; | |
1317 | if (cstGauss) addToFit = kTRUE; | |
1318 | parent = parent->GetParent(); | |
1319 | } | |
1320 | if (nFreeInstances>1) { | |
1321 | AliError(Form("Parameter#%d of module %s\nhas %d free instances in the " | |
1322 | "unconstrained parents\nSystem is undefined",ipar,mod->GetName(),nFreeInstances)); | |
1323 | exit(1); | |
1324 | } | |
1325 | // | |
1326 | // i) Are PseudoParents allowed? | |
1327 | if (!PseudoParentsAllowed()) addToFit = kTRUE; | |
1328 | // ii) check if this module has no child with such a free parameter. Since the order of this check | |
1329 | // goes from child to parent, by this moment such a parameter must have been already added | |
1330 | else if (!IsParModFamilyVaried(mod,ipar)) addToFit = kTRUE; // no varied children at all | |
1331 | else if (!IsParFamilyFree(mod,ipar,1)) addToFit = kTRUE; // no unconstrained direct children | |
1332 | // otherwise the value of this parameter can be extracted from simple contraint and the values of | |
1333 | // the relevant parameters of its children the fit is done. Hence it is not included | |
1334 | if (!addToFit) continue; | |
1335 | // | |
1336 | // shall add this parameter to explicit fit | |
1337 | // printf("Adding %s %d -> %d\n",mod->GetName(), ipar, fNGlobal); | |
1338 | mod->SetParOffset(ipar,fNGlobal++); | |
1339 | } | |
1340 | } | |
1341 | } | |
1342 | // | |
1343 | AliInfo(Form("Initializing Millepede with %d gpar, %d lpar and %d stddev ...",fNGlobal, kNLocal, fNStdDev)); | |
1344 | fGlobalDerivatives = new Double_t[fNGlobal]; | |
1345 | memset(fGlobalDerivatives,0,fNGlobal*sizeof(Double_t)); | |
1346 | // | |
1347 | fMillepede->InitMille(fNGlobal,kNLocal,fNStdDev,fResCut,fResCutInitial); | |
1348 | fMillepede->SetMinPntValid(fMinPntPerSens); | |
1349 | fIsMilleInit = kTRUE; | |
1350 | // | |
1351 | ResetLocalEquation(); | |
1352 | AliInfo("Parameters initialized to zero"); | |
1353 | // | |
1354 | /// Fix non free parameters | |
1355 | for (Int_t i=0; i<fNModules; i++) { | |
1356 | AliITSAlignMille2Module* mod = GetMilleModule(i); | |
1357 | for (Int_t j=0; j<mod->GetNParTot(); j++) { | |
1358 | if (mod->GetParOffset(j)<0) continue; // not varied | |
1359 | FixParameter(mod->GetParOffset(j),mod->GetParConstraint(j)); | |
1360 | fMillepede->SetParamGrID(i, mod->GetParOffset(j)); | |
1361 | } | |
1362 | } | |
1363 | // | |
1364 | // Set iterations | |
1365 | if (fStartFac>1) fMillepede->SetIterations(fStartFac); | |
ef24eb3b | 1366 | if (fFinalFac>1) fMillepede->SetChi2CutRef(fFinalFac); |
6be22b3f | 1367 | // |
1368 | } | |
1369 | ||
1370 | //________________________________________________________________________________________________________ | |
1371 | void AliITSAlignMille2::AddConstraint(Double_t *par, Double_t value, Double_t sigma) | |
1372 | { | |
1373 | /// Constrain equation defined by par to value | |
1374 | if (!fIsMilleInit) Init(); | |
1375 | fMillepede->SetGlobalConstraint(par, value, sigma); | |
1376 | AliInfo("Adding constraint"); | |
1377 | } | |
1378 | ||
1379 | //________________________________________________________________________________________________________ | |
1380 | void AliITSAlignMille2::InitGlobalParameters(Double_t *par) | |
1381 | { | |
1382 | /// Initialize global parameters with par array | |
1383 | if (!fIsMilleInit) Init(); | |
1384 | fMillepede->SetGlobalParameters(par); | |
1385 | AliInfo("Init Global Parameters"); | |
1386 | } | |
1387 | ||
1388 | //________________________________________________________________________________________________________ | |
1389 | void AliITSAlignMille2::FixParameter(Int_t iPar, Double_t value) | |
1390 | { | |
1391 | /// Parameter iPar is encourage to vary in [-value;value]. | |
1392 | /// If value == 0, parameter is fixed | |
1393 | if (!fIsMilleInit) { | |
1394 | AliInfo("Millepede has not been initialized!"); | |
1395 | return; | |
1396 | } | |
1397 | fMillepede->SetParSigma(iPar, value); | |
1398 | if (IsZero(value)) AliInfo(Form("Parameter %i Fixed", iPar)); | |
1399 | } | |
1400 | ||
1401 | //________________________________________________________________________________________________________ | |
1402 | void AliITSAlignMille2::ResetLocalEquation() | |
1403 | { | |
1404 | /// Reset the derivative vectors | |
1405 | for(int i=kNLocal;i--;) fLocalDerivatives[i] = 0.0; | |
1406 | memset(fGlobalDerivatives, 0, fNGlobal*sizeof(double) ); | |
1407 | } | |
1408 | ||
1409 | //________________________________________________________________________________________________________ | |
1410 | Int_t AliITSAlignMille2::ApplyToGeometry() | |
1411 | { | |
1412 | // apply prealignment to ideal geometry | |
1413 | Int_t nprea = fPrealignment->GetEntriesFast(); | |
1414 | AliInfo(Form("Array of prealignment deltas: %d entries",nprea)); | |
1415 | // | |
1416 | for (int ix=0; ix<nprea; ix++) { | |
1417 | AliAlignObjParams *preo=(AliAlignObjParams*) fPrealignment->At(ix); | |
1418 | Int_t index=AliITSAlignMille2Module::GetIndexFromVolumeID(preo->GetVolUID()); | |
1419 | if (index>=0) { | |
1420 | if (index>=fPreAlignQF.GetSize()) fPreAlignQF.Set(index+10); | |
1421 | fPreAlignQF[index] = (int) preo->GetUniqueID()+1; | |
1422 | } | |
1423 | if (!preo->ApplyToGeometry()) { | |
1424 | AliError(Form("Failed on ApplyToGeometry at %s",preo->GetSymName())); | |
1425 | return -1; | |
1426 | } | |
1427 | } | |
1428 | // | |
1429 | fUsePreAlignment = kTRUE; | |
1430 | return 0; | |
1431 | } | |
1432 | ||
1433 | //________________________________________________________________________________________________________ | |
1434 | Int_t AliITSAlignMille2::GetPreAlignmentQualityFactor(Int_t index) const | |
1435 | { | |
1436 | // quality factors from prealignment | |
1437 | if (!fUsePreAlignment || index<0 || index>=fPreAlignQF.GetSize()) return -1; | |
1438 | return fPreAlignQF[index]-1; | |
1439 | } | |
1440 | ||
1441 | //________________________________________________________________________________________________________ | |
1442 | AliTrackPointArray *AliITSAlignMille2::PrepareTrack(const AliTrackPointArray *atp) | |
1443 | { | |
1444 | /// create a new AliTrackPointArray keeping only defined modules | |
1445 | /// move points according to a given prealignment, if any | |
1446 | /// sort alitrackpoints w.r.t. global Y direction, if selected | |
1447 | const Double_t kRad2L[6] = {5*5,10*10,18*18,30*30,40*40,60*60}; | |
1448 | const Float_t kSensSigY2[6] = {200e-4*200e-4/12, 200e-4*200e-4/12, | |
1449 | 300e-4*300e-4/12, 300e-4*300e-4/12, | |
1450 | 300e-4*300e-4/12, 300e-4*300e-4/12}; // thickness^2/12 | |
1451 | // | |
1452 | fTrack = NULL; | |
1453 | Int_t idx[20]; | |
1454 | Short_t lrID[20]; | |
1455 | Int_t npts=atp->GetNPoints(); | |
ef24eb3b | 1456 | if (npts<fMinNPtsPerTrack) return NULL; |
6be22b3f | 1457 | TGeoHMatrix hcov; |
1458 | // | |
1459 | /// checks if AliTrackPoints belong to defined modules | |
1460 | Int_t ngoodpts=0; | |
1461 | Int_t intidx[20]; | |
1462 | for (int j=0; j<npts; j++) { | |
8fd71c0a | 1463 | intidx[j] = GetRequestedModID(atp->GetVolumeID()[j]); |
6be22b3f | 1464 | if (intidx[j]<0) continue; |
1465 | ngoodpts++; | |
1466 | Float_t xx=atp->GetX()[j]; | |
1467 | Float_t yy=atp->GetY()[j]; | |
1468 | Float_t r=xx*xx + yy*yy; | |
1469 | int lay; | |
1470 | for (lay=0;lay<6;lay++) if (r<kRad2L[lay]) break; | |
1471 | if (lay>5) continue; | |
1472 | lrID[j] = lay; | |
1473 | } | |
1474 | // | |
1475 | AliDebug(3,Form("Number of points in defined modules: %d out of %d",ngoodpts,npts)); | |
1476 | ||
1477 | // pepo270809 | |
1478 | Int_t nextra=0; | |
1479 | // extra clusters selection mode | |
1480 | if (fExtraClustersMode) { | |
1481 | // 1 = keep one cluster, remove randomly the extra | |
1482 | // 2 = keep one cluster, remove the internal one | |
1483 | // 10 = keep tracks only if at least one extra is present | |
1484 | ||
1485 | int iextra1[20],iextra2[20],layovl[20]; | |
1486 | // extra clusters mapping | |
1487 | for (Int_t ipt=0; ipt<npts; ipt++) { | |
1488 | if (intidx[ipt]<0) continue; // looks only defined modules... | |
1489 | float p1x=atp->GetX()[ipt]; | |
1490 | float p1y=atp->GetY()[ipt]; | |
1491 | float p1z=atp->GetZ()[ipt]; | |
1492 | int lay1=int(AliGeomManager::VolUIDToLayer(atp->GetVolumeID()[ipt])); | |
1493 | float r1 = p1x*p1x + p1y*p1y; | |
1494 | UShort_t volid1=atp->GetVolumeID()[ipt]; | |
1495 | ||
1496 | for (int ik=ipt+1; ik<npts; ik++) { | |
1497 | if (intidx[ik]<0) continue; | |
1498 | // compare point ipt with next ones | |
1499 | int lay2=int(AliGeomManager::VolUIDToLayer(atp->GetVolumeID()[ik])); | |
1500 | // check if same layer | |
1501 | if (lay2 != lay1) continue; | |
1502 | UShort_t volid2=atp->GetVolumeID()[ik]; | |
1503 | // check if different module | |
1504 | if (volid1 == volid2) continue; | |
1505 | ||
1506 | float p2x=atp->GetX()[ik]; | |
1507 | float p2y=atp->GetY()[ik]; | |
1508 | float p2z=atp->GetZ()[ik]; | |
1509 | float r2 = p2x*p2x + p2y*p2y; | |
1510 | float dr= (p1x-p2x)*(p1x-p2x) + (p1y-p2y)*(p1y-p2y) + (p1z-p2z)*(p1z-p2z); | |
1511 | ||
1512 | // looks for pairs with dr<1 cm, same layer but different module | |
1513 | if (dr<1.0) { | |
1514 | // extra1 is the one with smaller radius in rphi plane | |
1515 | if (r1<r2) { | |
1516 | iextra1[nextra]=ipt; | |
1517 | iextra2[nextra]=ik; | |
1518 | } | |
1519 | else { | |
1520 | iextra1[nextra]=ik; | |
1521 | iextra2[nextra]=ipt; | |
1522 | } | |
1523 | layovl[nextra]=lay1; | |
1524 | nextra++; | |
1525 | } | |
1526 | } | |
1527 | } // end overlaps mapping | |
1528 | ||
1529 | // mode=1: keep only one clusters and remove the other randomly | |
1530 | if (fExtraClustersMode==1 && nextra) { | |
1531 | for (int ie=0; ie<nextra; ie++) { | |
1532 | if (gRandom->Rndm()<0.5) | |
1533 | intidx[iextra1[ie]]=-1; | |
1534 | else | |
1535 | intidx[iextra2[ie]]=-1; | |
1536 | } | |
1537 | } | |
1538 | ||
1539 | // mode=2: keep only one clusters and remove the other... | |
1540 | if (fExtraClustersMode==2 && nextra) { | |
1541 | for (int ie=0; ie<nextra; ie++) { | |
1542 | if (layovl[ie]==1) intidx[iextra2[ie]]=-1; | |
1543 | else if (layovl[ie]==2) intidx[iextra1[ie]]=-1; | |
1544 | else intidx[iextra1[ie]]=-1; | |
1545 | } | |
1546 | } | |
1547 | ||
1548 | // mode=10: reject track if no overlaps are present | |
1549 | if (fExtraClustersMode==10 && nextra==0) { | |
1550 | AliInfo("Track with no extra clusters: rejected!"); | |
1551 | return NULL; | |
1552 | } | |
1553 | ||
1554 | // recalculate ngoodpts | |
1555 | ngoodpts=0; | |
1556 | for (int i=0; i<npts; i++) { | |
1557 | if (intidx[i]>=0) ngoodpts++; | |
1558 | } | |
1559 | } | |
1560 | // endpepo270809 | |
1561 | ||
1562 | // reject track if not enough points are left | |
1563 | if (ngoodpts<fMinNPtsPerTrack) { | |
ef24eb3b | 1564 | AliDebug(2,"Track with not enough points!"); |
6be22b3f | 1565 | return NULL; |
1566 | } | |
1567 | // >> RS | |
1568 | AliTrackPoint p; | |
1569 | // check points in specific places | |
1d06ac63 | 1570 | if (fRequirePoints[fDataType]) { |
6be22b3f | 1571 | Int_t nlayup[6],nlaydown[6],nlay[6]; |
1572 | Int_t ndetup[3],ndetdown[3],ndet[3]; | |
1573 | for (Int_t j=0; j<6; j++) {nlayup[j]=0; nlaydown[j]=0; nlay[j]=0;} | |
1574 | for (Int_t j=0; j<3; j++) {ndetup[j]=0; ndetdown[j]=0; ndet[j]=0;} | |
1575 | ||
1576 | for (int i=0; i<npts; i++) { | |
1577 | // skip not defined points | |
1578 | if (intidx[i]<0) continue; | |
1579 | // | |
1580 | Float_t yy=atp->GetY()[i]; | |
1581 | int lay = lrID[i]; | |
1582 | int det=lay/2; | |
1583 | //printf("Point %d - x=%f y=%f R=%f lay=%d det=%d\n",i,xx,yy,r,lay,det); | |
1584 | ||
1585 | if (yy>=0.0) { // UP point | |
1586 | nlayup[lay]++; | |
1587 | nlay[lay]++; | |
1588 | ndetup[det]++; | |
1589 | ndet[det]++; | |
1590 | } | |
1591 | else { | |
1592 | nlaydown[lay]++; | |
1593 | nlay[lay]++; | |
1594 | ndetdown[det]++; | |
1595 | ndet[det]++; | |
1596 | } | |
1597 | } | |
1598 | // | |
1599 | // checks minimum values | |
1600 | Bool_t isok=kTRUE; | |
1601 | for (Int_t j=0; j<6; j++) { | |
1d06ac63 | 1602 | if (nlayup[j]<fNReqLayUp[fDataType][j]) isok=kFALSE; |
1603 | if (nlaydown[j]<fNReqLayDown[fDataType][j]) isok=kFALSE; | |
1604 | if (nlay[j]<fNReqLay[fDataType][j]) isok=kFALSE; | |
6be22b3f | 1605 | } |
1606 | for (Int_t j=0; j<3; j++) { | |
1d06ac63 | 1607 | if (ndetup[j]<fNReqDetUp[fDataType][j]) isok=kFALSE; |
1608 | if (ndetdown[j]<fNReqDetDown[fDataType][j]) isok=kFALSE; | |
1609 | if (ndet[j]<fNReqDet[fDataType][j]) isok=kFALSE; | |
6be22b3f | 1610 | } |
1611 | if (!isok) { | |
1612 | AliDebug(2,Form("Track does not meet all location point requirements!")); | |
1613 | return NULL; | |
1614 | } | |
1615 | } | |
1616 | // build a new track with (sorted) (prealigned) good points | |
1617 | // pepo200709 | |
1618 | //fTrack = (AliTrackPointArray*)fTrackBuff[ngoodpts-fMinNPtsPerTrack]; | |
ef24eb3b | 1619 | Int_t addVertex = IsTypeCollision()&&IsDiamondUsed() ? 1 : 0; |
1620 | fTrack = (AliTrackPointArray*)fTrackBuff[ngoodpts + addVertex ]; | |
6be22b3f | 1621 | if (!fTrack) { |
ef24eb3b | 1622 | fTrack = new AliTrackPointArray(ngoodpts + addVertex); |
6be22b3f | 1623 | // fTrackBuff.AddAtAndExpand(fTrack,ngoodpts-fMinNPtsPerTrack); |
ef24eb3b | 1624 | fTrackBuff.AddAtAndExpand(fTrack,ngoodpts + addVertex); |
6be22b3f | 1625 | } |
1626 | // fTrack = new AliTrackPointArray(ngoodpts); | |
1627 | // endpepo200709 | |
1628 | // | |
1629 | // | |
1630 | for (int i=0; i<npts; i++) idx[i]=i; | |
1631 | // sort track if required | |
1632 | TMath::Sort(npts,atp->GetY(),idx); // sort descending... | |
1633 | // | |
1634 | Int_t npto=0; | |
1635 | if (fClusLoc.GetSize()<3*npts) fClusLoc.Set(3*npts); | |
1636 | if (fClusGlo.GetSize()<3*npts) fClusGlo.Set(3*npts); | |
1637 | if (fClusSigLoc.GetSize()<3*npts) fClusSigLoc.Set(3*npts); | |
1638 | // | |
1639 | for (int i=0; i<npts; i++) { | |
1640 | // skip not defined points | |
1641 | if (intidx[idx[i]]<0) continue; | |
1642 | atp->GetPoint(p,idx[i]); | |
1643 | int sid = AliITSAlignMille2Module::GetIndexFromVolumeID(p.GetVolumeID()); | |
1644 | // | |
1645 | // prealign point if required | |
1646 | // get matrix used to produce the digits | |
1647 | AliITSAlignMille2Module *mod = GetMilleModule(intidx[idx[i]]); | |
1648 | TGeoHMatrix *svOrigMatrix = GetSensorOrigMatrixSID(sid); //mod->GetSensitiveVolumeOrigGlobalMatrix(p.GetVolumeID()); | |
1649 | // get back real local coordinate | |
ef24eb3b | 1650 | fMeasLoc = fClusLoc.GetArray() + npto*3; |
1651 | fMeasGlo = fClusGlo.GetArray() + npto*3; | |
1652 | fSigmaLoc = fClusSigLoc.GetArray() + npto*3; | |
1653 | fMeasGlo[0]=p.GetX(); | |
1654 | fMeasGlo[1]=p.GetY(); | |
1655 | fMeasGlo[2]=p.GetZ(); | |
1656 | AliDebug(3,Form("Global coordinates of measured point : X=%+f Y=%+f Z=%+f \n",fMeasGlo[0],fMeasGlo[1],fMeasGlo[2])); | |
1657 | svOrigMatrix->MasterToLocal(fMeasGlo,fMeasLoc); | |
1658 | AliDebug(3,Form("Local coordinates of measured point : X=%+f Y=%+f Z=%+f \n",fMeasLoc[0],fMeasLoc[1],fMeasLoc[2])); | |
1659 | // | |
1660 | if (p.GetDriftTime()>0) ProcessSDDPointInfo(&p,sid, npto); // for SDD points extract vdrift | |
1661 | // | |
6be22b3f | 1662 | // update covariance matrix |
1663 | Double_t hcovel[9]; | |
1664 | hcovel[0]=double(p.GetCov()[0]); | |
1665 | hcovel[1]=double(p.GetCov()[1]); | |
1666 | hcovel[2]=double(p.GetCov()[2]); | |
1667 | hcovel[3]=double(p.GetCov()[1]); | |
1668 | hcovel[4]=double(p.GetCov()[3]); | |
1669 | hcovel[5]=double(p.GetCov()[4]); | |
1670 | hcovel[6]=double(p.GetCov()[2]); | |
1671 | hcovel[7]=double(p.GetCov()[4]); | |
1672 | hcovel[8]=double(p.GetCov()[5]); | |
1673 | hcov.SetRotation(hcovel); | |
abd7ef79 | 1674 | // |
1675 | if (AliLog::GetGlobalDebugLevel()>=2) { | |
1676 | AliInfo("Original Global Cov Matrix"); | |
1677 | printf("%+.4e %+.4e %+.4e\n%+.4e %+.4e\n%+.4e\n",hcovel[0],hcovel[1],hcovel[2],hcovel[4],hcovel[5],hcovel[8]); | |
1678 | } | |
1679 | // | |
6be22b3f | 1680 | // now rotate in local system |
1681 | hcov.Multiply(svOrigMatrix); | |
1682 | hcov.MultiplyLeft(&svOrigMatrix->Inverse()); | |
1683 | // now hcov is LOCAL COVARIANCE MATRIX | |
1684 | // apply sigma scaling | |
abd7ef79 | 1685 | Double_t *hcovscl = hcov.GetRotationMatrix(); |
1686 | if (AliLog::GetGlobalDebugLevel()>=2) { | |
1687 | AliInfo("Original Local Cov Matrix"); | |
1688 | printf("%+.4e %+.4e %+.4e\n%+.4e %+.4e\n%+.4e\n",hcovscl[0],hcovscl[1],hcovscl[2],hcovscl[4],hcovscl[5],hcovscl[8]); | |
1689 | } | |
1690 | hcovscl[4] = fUseLocalYErr ? kSensSigY2[lrID[idx[i]]] : 1E-8; // error due to the sensor thickness | |
6be22b3f | 1691 | // |
1692 | for (int ir=3;ir--;) for (int ic=3;ic--;) { | |
1693 | if (ir==ic) { | |
abd7ef79 | 1694 | if ( IsZero(hcovscl[ir*3+ic],1e-8) ) hcovscl[ir*3+ic] = 1E-8; |
6be22b3f | 1695 | else hcovscl[ir*3+ic] *= mod->GetSigmaFactor(ir)*mod->GetSigmaFactor(ic); //RRR |
ef24eb3b | 1696 | fSigmaLoc[ir] = TMath::Sqrt(hcovscl[ir*3+ic]); |
6be22b3f | 1697 | } |
1698 | else hcovscl[ir*3+ic] = 0; | |
1699 | } | |
1700 | // | |
abd7ef79 | 1701 | if (AliLog::GetGlobalDebugLevel()>=2) { |
1702 | AliInfo("Modified Local Cov Matrix"); | |
1703 | printf("%+.4e %+.4e %+.4e\n%+.4e %+.4e\n%+.4e\n",hcovscl[0],hcovscl[1],hcovscl[2],hcovscl[4],hcovscl[5],hcovscl[8]); | |
1704 | } | |
6be22b3f | 1705 | // |
1706 | if (fBug==1) { | |
1707 | // correzione bug LAYER 5 SSD temporanea.. | |
1708 | int ssdidx=AliITSAlignMille2Module::GetIndexFromVolumeID(p.GetVolumeID()); | |
1709 | if (ssdidx>=500 && ssdidx<1248) { | |
1710 | int ladder=(ssdidx-500)%22; | |
1711 | if (ladder==18) p.SetVolumeID(AliITSAlignMille2Module::GetVolumeIDFromIndex(ssdidx+1)); | |
1712 | if (ladder==19) p.SetVolumeID(AliITSAlignMille2Module::GetVolumeIDFromIndex(ssdidx-1)); | |
1713 | } | |
1714 | } | |
1715 | /// get (evenctually prealigned) matrix of sens. vol. | |
1716 | TGeoHMatrix *svMatrix = GetSensorCurrMatrixSID(sid); //mod->GetSensitiveVolumeMatrix(p.GetVolumeID()); | |
1717 | // modify global coordinates according with pre-aligment | |
ef24eb3b | 1718 | svMatrix->LocalToMaster(fMeasLoc,fMeasGlo); |
6be22b3f | 1719 | // now rotate in local system |
1720 | hcov.Multiply(&svMatrix->Inverse()); | |
1721 | hcov.MultiplyLeft(svMatrix); // hcov is back in GLOBAL RF | |
1722 | // cure once more | |
1723 | for (int ir=3;ir--;) for (int ic=3;ic--;) if (IsZero(hcovscl[ir*3+ic])) hcovscl[ir*3+ic] = 0.; | |
1724 | // printf("\nErrMatGlob: after\n"); hcov.Print(""); //RRR | |
1725 | // | |
abd7ef79 | 1726 | if (AliLog::GetGlobalDebugLevel()>=2) { |
1727 | AliInfo("Modified Global Cov Matrix"); | |
1728 | printf("%+.4e %+.4e %+.4e\n%+.4e %+.4e\n%+.4e\n",hcovscl[0],hcovscl[1],hcovscl[2],hcovscl[4],hcovscl[5],hcovscl[8]); | |
1729 | } | |
1730 | // | |
6be22b3f | 1731 | Float_t pcov[6]; |
1732 | pcov[0]=hcovscl[0]; | |
1733 | pcov[1]=hcovscl[1]; | |
1734 | pcov[2]=hcovscl[2]; | |
1735 | pcov[3]=hcovscl[4]; | |
1736 | pcov[4]=hcovscl[5]; | |
1737 | pcov[5]=hcovscl[8]; | |
1738 | // | |
ef24eb3b | 1739 | p.SetXYZ(fMeasGlo[0],fMeasGlo[1],fMeasGlo[2],pcov); |
1740 | // printf("New Gl coordinates of measured point : X=%f Y=%f Z=%f \n",fMeasGlo[0],fMeasGlo[1],fMeasGlo[2]); | |
1741 | AliDebug(3,Form("New global coordinates of measured point : X=%+f Y=%+f Z=%+f \n",fMeasGlo[0],fMeasGlo[1],fMeasGlo[2])); | |
6be22b3f | 1742 | fTrack->AddPoint(npto,&p); |
ef24eb3b | 1743 | AliDebug(2,Form("Adding point[%d] = ( %+f , %+f , %+f ) volid = %d",npto,fTrack->GetX()[npto], |
6be22b3f | 1744 | fTrack->GetY()[npto],fTrack->GetZ()[npto],fTrack->GetVolumeID()[npto] )); |
1745 | // printf("Adding %d %d %f\n",npto, p.GetVolumeID(), p.GetY()); | |
1746 | npto++; | |
1747 | } | |
1748 | // | |
ef24eb3b | 1749 | fDiamondPointID = -1; |
1750 | if (addVertex) { | |
1751 | fTrack->AddPoint(npto,&fDiamond); | |
1752 | fMeasLoc = fClusLoc.GetArray() + npto*3; | |
1753 | fMeasGlo = fClusGlo.GetArray() + npto*3; | |
1754 | fSigmaLoc = fClusSigLoc.GetArray() + npto*3; | |
1755 | fMeasLoc[0] = fMeasGlo[0] = fDiamond.GetX(); | |
1756 | fMeasLoc[1] = fMeasGlo[1] = fDiamond.GetY(); | |
1757 | fMeasLoc[2] = fMeasGlo[2] = fDiamond.GetZ(); | |
1758 | fSigmaLoc[0] = fDiamond.GetCov()[0]; | |
1759 | fSigmaLoc[1] = fDiamond.GetCov()[3]; | |
1760 | fSigmaLoc[2] = fDiamond.GetCov()[5]; | |
1761 | fDiamondPointID = npto++; | |
1762 | } | |
1763 | // | |
6be22b3f | 1764 | return fTrack; |
1765 | } | |
1766 | ||
1767 | //________________________________________________________________________________________________________ | |
1768 | AliTrackPointArray *AliITSAlignMille2::SortTrack(const AliTrackPointArray *atp) | |
1769 | { | |
1770 | /// sort alitrackpoints w.r.t. global Y direction | |
1771 | AliTrackPointArray *atps=NULL; | |
1772 | Int_t idx[20]; | |
1773 | Int_t npts=atp->GetNPoints(); | |
1774 | AliTrackPoint p; | |
1775 | atps=new AliTrackPointArray(npts); | |
1776 | ||
1777 | TMath::Sort(npts,atp->GetY(),idx); | |
1778 | ||
1779 | for (int i=0; i<npts; i++) { | |
1780 | atp->GetPoint(p,idx[i]); | |
1781 | atps->AddPoint(i,&p); | |
ef24eb3b | 1782 | AliDebug(2,Form("Point[%d] = ( %+f , %+f , %+f ) volid = %d",i,atps->GetX()[i],atps->GetY()[i],atps->GetZ()[i],atps->GetVolumeID()[i] )); |
6be22b3f | 1783 | } |
1784 | return atps; | |
1785 | } | |
1786 | ||
1787 | //________________________________________________________________________________________________________ | |
1788 | Int_t AliITSAlignMille2::GetCurrentLayer() const | |
1789 | { | |
1790 | // get current layer id | |
1791 | if (!fGeoManager) { | |
1792 | AliInfo("ITS geometry not initialized!"); | |
1793 | return -1; | |
1794 | } | |
1795 | return (Int_t)AliGeomManager::VolUIDToLayer(fCluster.GetVolumeID()); | |
1796 | } | |
1797 | ||
1798 | //________________________________________________________________________________________________________ | |
1799 | Int_t AliITSAlignMille2::InitModuleParams() | |
1800 | { | |
1801 | /// initialize geometry parameters for a given detector | |
1802 | /// for current cluster (fCluster) | |
1803 | /// fGlobalInitParam[] is set as: | |
1804 | /// [tx,ty,tz,psi,theta,phi] | |
1805 | /// (old was [tx,ty,tz,theta,psi,phi] ROOT's angles...) | |
1806 | /// *** At the moment: using Raffalele's angles definition *** | |
1807 | /// | |
1808 | /// return 0 if success | |
1809 | /// If module is found but has no parameters to vary, return 1 | |
1810 | ||
1811 | if (!fGeoManager) { | |
1812 | AliInfo("ITS geometry not initialized!"); | |
1813 | return -1; | |
1814 | } | |
1815 | ||
1816 | // now 'voluid' is the volumeID of a SENSITIVE VOLUME (coming from a cluster) | |
1817 | ||
1818 | // set the internal index (index in module list) | |
1819 | UShort_t voluid=fCluster.GetVolumeID(); | |
1820 | fCurrentSensID = AliITSAlignMille2Module::GetIndexFromVolumeID(voluid); | |
1821 | // | |
ef24eb3b | 1822 | if (fCurrentSensID==-1) { // this is a special "vertex" module |
1823 | fCurrentModule = GetMilleModuleByVID(voluid); | |
1824 | fCurrentSensID = fCurrentModule->GetIndex(); | |
1825 | ||
1826 | } | |
1827 | else { | |
1828 | // | |
1829 | // IT IS VERY IMPORTANT: start from the end of the list, where the childs are located !!! | |
1830 | Int_t k=fNModules-1; | |
1831 | fCurrentModule = 0; | |
1832 | // VERY IMPORTANT: if the sensors were explicitly provided, don't look in the supermodules | |
1833 | while (k>=0 && ! (fCurrentModule=GetMilleModule(k))->IsIn(voluid)) k--; | |
1834 | if (k<0) return -3; | |
1835 | } | |
6be22b3f | 1836 | // |
1837 | for (int i=AliITSAlignMille2Module::kMaxParTot;i--;) fModuleInitParam[i] = 0.0; | |
1838 | // | |
1839 | int clID = fCluster.GetUniqueID()-1; | |
1840 | if (clID<0) { // external cluster | |
1841 | fMeasGlo = &fExtClusterPar[0]; | |
1842 | fMeasLoc = &fExtClusterPar[3]; | |
1843 | fSigmaLoc = &fExtClusterPar[6]; | |
1844 | fExtClusterPar[0] = fCluster.GetX(); | |
1845 | fExtClusterPar[1] = fCluster.GetY(); | |
1846 | fExtClusterPar[2] = fCluster.GetZ(); | |
1847 | // | |
1848 | TGeoHMatrix *svMatrix = fCurrentModule->GetSensitiveVolumeMatrix(voluid); | |
1849 | svMatrix->MasterToLocal(fMeasGlo,fMeasLoc); | |
1850 | TGeoHMatrix hcov; | |
1851 | Double_t hcovel[9]; | |
1852 | hcovel[0]=double(fCluster.GetCov()[0]); | |
1853 | hcovel[1]=double(fCluster.GetCov()[1]); | |
1854 | hcovel[2]=double(fCluster.GetCov()[2]); | |
1855 | hcovel[3]=double(fCluster.GetCov()[1]); | |
1856 | hcovel[4]=double(fCluster.GetCov()[3]); | |
1857 | hcovel[5]=double(fCluster.GetCov()[4]); | |
1858 | hcovel[6]=double(fCluster.GetCov()[2]); | |
1859 | hcovel[7]=double(fCluster.GetCov()[4]); | |
1860 | hcovel[8]=double(fCluster.GetCov()[5]); | |
1861 | hcov.SetRotation(hcovel); | |
1862 | // now rotate in local system | |
1863 | hcov.Multiply(svMatrix); | |
1864 | hcov.MultiplyLeft(&svMatrix->Inverse()); | |
1865 | if (fSigmaLoc[0]<0.0010) fSigmaLoc[0]=0.0010; | |
1866 | if (fSigmaLoc[2]<0.0010) fSigmaLoc[2]=0.0010; | |
1867 | // | |
1868 | } | |
1869 | else { | |
1870 | int offs = 3*clID; | |
1871 | fMeasGlo = fClusGlo.GetArray() + offs; | |
1872 | fMeasLoc = fClusLoc.GetArray() + offs; | |
1873 | fSigmaLoc = fClusSigLoc.GetArray() + offs; | |
1874 | } | |
1875 | // | |
1876 | // set minimum value for SigmaLoc to 10 micron | |
1877 | if (fSigmaLoc[0]<0.0010) fSigmaLoc[0]=0.0010; | |
1878 | if (fSigmaLoc[2]<0.0010) fSigmaLoc[2]=0.0010; | |
1879 | // | |
ef24eb3b | 1880 | AliDebug(2,Form("Local coordinates of measured point : X=%+f Y=%+f Z=%+f \n",fMeasLoc[0] ,fMeasLoc[1] ,fMeasLoc[2] )); |
6be22b3f | 1881 | AliDebug(2,Form("Setting StDev from CovMat : fSigmaLocX=%g fSigmaLocY=%g fSigmaLocZ=%g \n",fSigmaLoc[0] ,fSigmaLoc[1] ,fSigmaLoc[2] )); |
1882 | // | |
1883 | return 0; | |
1884 | } | |
1885 | ||
1886 | //________________________________________________________________________________________________________ | |
1887 | void AliITSAlignMille2::Print(Option_t*) const | |
1888 | { | |
1889 | // print current status | |
1890 | printf("*** AliMillepede for ITS ***\n"); | |
1891 | printf(" Number of defined super modules: %d\n",fNModules); | |
1892 | printf(" Obtained parameters refer to %s Deltas\n",fUseGlobalDelta ? "GLOBAL":"LOCAL"); | |
1893 | // | |
1894 | if (fGeoManager) | |
1895 | printf(" geometry loaded from %s\n",fGeometryPath.Data()); | |
1896 | else | |
1897 | printf(" geometry not loaded\n"); | |
1898 | // | |
1899 | if (fUsePreAlignment) | |
1900 | printf(" using prealignment from %s \n",fPreDeltaPath.Data()); | |
1901 | else | |
1902 | printf(" prealignment not used\n"); | |
1903 | // | |
1904 | // | |
1905 | if (fBOn) | |
ef24eb3b | 1906 | printf(" B Field set to %+f T - using helices\n",fBField); |
6be22b3f | 1907 | else |
1908 | printf(" B Field OFF - using straight lines \n"); | |
1909 | // | |
1910 | if (fTPAFitter) | |
1911 | printf(" Using AliITSTPArrayFit class for track fitting\n"); | |
1912 | else | |
1913 | printf(" Using StraightLine/Riemann fitter for track fitting\n"); | |
1914 | // | |
1915 | printf("Using local Y error due to the sensor thickness: %s\n",(fUseLocalYErr && fTPAFitter) ? "ON":"OFF"); | |
1916 | // | |
1d06ac63 | 1917 | for (int itp=0;itp<kNDataType;itp++) { |
1918 | if (fRequirePoints[itp]) printf(" Required points in %s tracks:\n",itp==kCosmics? "cosmics" : "collisions"); | |
1919 | for (Int_t i=0; i<6; i++) { | |
1920 | if (fNReqLayUp[itp][i]>0) printf(" Layer %d : %d points with Y>0\n",i+1,fNReqLayUp[itp][i]); | |
1921 | if (fNReqLayDown[itp][i]>0) printf(" Layer %d : %d points with Y<0\n",i+1,fNReqLayDown[itp][i]); | |
1922 | if (fNReqLay[itp][i]>0) printf(" Layer %d : %d points \n",i+1,fNReqLay[itp][i]); | |
1923 | } | |
1924 | for (Int_t i=0; i<3; i++) { | |
1925 | if (fNReqDetUp[itp][i]>0) printf(" Detector %d : %d points with Y>0\n",i+1,fNReqDetUp[itp][i]); | |
1926 | if (fNReqDetDown[itp][i]>0) printf(" Detector %d : %d points with Y<0\n",i+1,fNReqDetDown[itp][i]); | |
1927 | if (fNReqDet[itp][i]>0) printf(" Detector %d : %d points \n",i+1,fNReqDet[itp][i]); | |
1928 | } | |
6be22b3f | 1929 | } |
ef24eb3b | 1930 | printf(" SDD VDrift correction : %s",fIsSDDVDriftMult ? "Mult":"Add"); |
1931 | printf(" Weight acc. to pT in power : %f",fWeightPt); | |
6be22b3f | 1932 | // |
1933 | printf("\n Millepede configuration parameters:\n"); | |
ef24eb3b | 1934 | printf(" init factor for chi2 cut : %.4f\n",fStartFac); |
1935 | printf(" final factor for chi2 cut : %.4f\n",fFinalFac); | |
6be22b3f | 1936 | printf(" first iteration cut value : %.4f\n",fResCutInitial); |
1937 | printf(" other iterations cut value : %.4f\n",fResCut); | |
1938 | printf(" number of stddev for chi2 cut : %d\n",fNStdDev); | |
1939 | printf(" def.scaling for local sigmas : %.4f %.4f %.4f\n",fSigmaFactor[0],fSigmaFactor[1],fSigmaFactor[2]); | |
1940 | printf(" min.tracks per module : %d\n",fMinPntPerSens); | |
1941 | // | |
1942 | printf("List of defined modules:\n"); | |
1943 | printf(" intidx\tindex\tvoluid\tname\n"); | |
1944 | for (int i=0; i<fNModules; i++) { | |
1945 | AliITSAlignMille2Module* md = GetMilleModule(i); | |
1946 | printf(" %d\t%d\t%d\t%s\n",i,md->GetIndex(),md->GetVolumeID(),md->GetName()); | |
1947 | } | |
1948 | } | |
1949 | ||
1950 | //________________________________________________________________________________________________________ | |
1951 | AliITSAlignMille2Module *AliITSAlignMille2::GetMilleModuleByVID(UShort_t voluid) const | |
1952 | { | |
1953 | // return pointer to a defined supermodule | |
1954 | // return NULL if error | |
1955 | Int_t i=IsVIDDefined(voluid); | |
1956 | if (i<0) return NULL; | |
1957 | return GetMilleModule(i); | |
1958 | } | |
1959 | ||
1960 | //________________________________________________________________________________________________________ | |
1961 | AliITSAlignMille2Module *AliITSAlignMille2::GetMilleModuleBySymName(const Char_t* symname) const | |
1962 | { | |
1963 | // return pointer to a defined supermodule | |
1964 | // return NULL if error | |
1965 | UShort_t vid = AliITSAlignMille2Module::GetVolumeIDFromSymname(symname); | |
1966 | if (vid>0) return GetMilleModuleByVID(vid); | |
1967 | else { // this is not alignable module, need to look within defined supermodules | |
1968 | int i = IsSymDefined(symname); | |
1969 | if (i>=0) return GetMilleModule(i); | |
1970 | } | |
1971 | return 0; | |
1972 | } | |
1973 | ||
1974 | //________________________________________________________________________________________________________ | |
1975 | AliITSAlignMille2Module *AliITSAlignMille2::GetMilleModuleIfContained(const Char_t* symname) const | |
1976 | { | |
1977 | // return pointer to a defined/contained supermodule | |
1978 | // return NULL otherwise | |
1979 | int i = IsSymContained(symname); | |
1980 | return i<0 ? 0 : GetMilleModule(i); | |
1981 | } | |
1982 | ||
1983 | //________________________________________________________________________________________________________ | |
1984 | AliAlignObjParams* AliITSAlignMille2::GetPrealignedObject(const Char_t* symname) const | |
1985 | { | |
1986 | // get delta from prealignment for given volume | |
1987 | if (!fPrealignment) return 0; | |
1988 | for (int ipre=fPrealignment->GetEntriesFast();ipre--;) { // was the corresponding object prealigned? | |
1989 | AliAlignObjParams* preob = (AliAlignObjParams*)fPrealignment->At(ipre); | |
1990 | if (!strcmp(preob->GetSymName(),symname)) return preob; | |
1991 | } | |
1992 | return 0; | |
1993 | } | |
1994 | ||
1995 | //________________________________________________________________________________________________________ | |
1996 | AliAlignObjParams* AliITSAlignMille2::GetConstrRefObject(const Char_t* symname) const | |
1997 | { | |
1998 | // get delta with respect to which the constraint is declared | |
1999 | if (!fConstrRef) return 0; | |
2000 | for (int ipre=fConstrRef->GetEntriesFast();ipre--;) { // was the corresponding object prealigned? | |
2001 | AliAlignObjParams* preob = (AliAlignObjParams*)fConstrRef->At(ipre); | |
2002 | if (!strcmp(preob->GetSymName(),symname)) return preob; | |
2003 | } | |
2004 | return 0; | |
2005 | } | |
2006 | ||
2007 | //________________________________________________________________________________________________________ | |
2008 | Bool_t AliITSAlignMille2::InitRiemanFit() | |
2009 | { | |
2010 | // Initialize Riemann Fitter for current track | |
2011 | // return kFALSE if error | |
2012 | ||
2013 | if (!fBOn) return kFALSE; | |
2014 | ||
2015 | Int_t npts=0; | |
2016 | AliTrackPoint ap; | |
2017 | npts = fTrack->GetNPoints(); | |
2018 | AliDebug(3,Form("Fitting track with %d points",npts)); | |
2019 | if (!fRieman) fRieman = new AliTrackFitterRieman(); | |
2020 | fRieman->Reset(); | |
2021 | fRieman->SetTrackPointArray(fTrack); | |
2022 | ||
2023 | TArrayI ai(npts); | |
2024 | for (Int_t ipt=0; ipt<npts; ipt++) ai[ipt]=fTrack->GetVolumeID()[ipt]; | |
2025 | ||
2026 | // fit track with 5 params in his own tracking-rotated reference system | |
2027 | // xc = -p[1]/p[0]; | |
2028 | // yc = 1/p[0]; | |
2029 | // R = sqrt( x0*x0 + y0*y0 - y0*p[2]); | |
2030 | if (!fRieman->Fit(&ai,NULL,(AliGeomManager::ELayerID)1,(AliGeomManager::ELayerID)6)) { | |
2031 | return kFALSE; | |
2032 | } | |
2033 | ||
2034 | for (int i=0; i<5; i++) | |
2035 | fLocalInitParam[i] = fRieman->GetParam()[i]; | |
2036 | ||
2037 | return kTRUE; | |
2038 | } | |
2039 | ||
2040 | //________________________________________________________________________________________________________ | |
2041 | void trackFit2D(Int_t &, Double_t *, double &chi2, double *par, int flag) | |
2042 | { | |
2043 | // local function for minuit | |
2044 | const double kTiny = 1.e-14; | |
2045 | chi2 = 0; | |
2046 | static AliTrackPoint pnt; | |
2047 | static Bool_t fullErr2D; | |
2048 | // | |
2049 | if (flag==1) fullErr2D = kFALSE;//kTRUE; | |
8fd71c0a | 2050 | // fullErr2D = kTRUE; |
6be22b3f | 2051 | enum {kAX,kAZ,kBX,kBZ}; |
2052 | enum {kXX=0,kXY=1,kXZ=2,kYX=kXY,kYY=3,kYZ=4,kZX=kXZ,kZY=kYZ,kZZ=5}; | |
2053 | // | |
2054 | AliITSAlignMille2* alig = AliITSAlignMille2::GetInstance(); | |
2055 | AliTrackPointArray* track = alig->GetCurrentTrack(); | |
2056 | // | |
2057 | int npts = track->GetNPoints(); | |
2058 | for (int ip=0;ip<npts;ip++) { | |
2059 | track->GetPoint(pnt,ip); | |
2060 | const float *cov = pnt.GetCov(); | |
2061 | double y = pnt.GetY(); | |
2062 | double dx = pnt.GetX() - (par[kAX]+y*par[kBX]); | |
2063 | double dz = pnt.GetZ() - (par[kAZ]+y*par[kBZ]); | |
2064 | double xxe = cov[kXX]; | |
2065 | double zze = cov[kZZ]; | |
2066 | double xze = cov[kXZ]; | |
2067 | // | |
2068 | if (fullErr2D) { | |
2069 | xxe += par[kBX]*par[kBX]*cov[kYY]-2.*par[kBX]*cov[kXY]; | |
2070 | zze += par[kBZ]*par[kBZ]*cov[kYY]-2.*par[kBZ]*cov[kZY]; | |
2071 | xze += par[kBX]*par[kBZ]*cov[kYY]-cov[kYZ]*par[kBZ]-cov[kXY]*par[kBX]; | |
2072 | } | |
2073 | // | |
2074 | double det = xxe*zze - xze*xze; | |
2075 | if (det<kTiny) { | |
2076 | printf("Negative diag. error (det=%+e) |sxx:%+e szz:%+e sxz:%+e| bx:%+e bz:%+e|\n" | |
2077 | "Discarding correlation term\n",det,xxe,zze,xze,par[kBX],par[kBZ]); | |
2078 | xxe = cov[kXX]; | |
2079 | zze = cov[kZZ]; | |
2080 | xze = cov[kXZ]; | |
2081 | fullErr2D = kFALSE; | |
2082 | } | |
2083 | double xxeI = zze/det; | |
2084 | double zzeI = xxe/det; | |
2085 | double xzeI =-xze/det; | |
2086 | // | |
2087 | chi2 += dx*dx*xxeI + dz*dz*zzeI + 2.*dx*dz*xzeI; | |
2088 | // | |
2089 | // printf("%d | %+e %+e %+e %+e %+e -> %+e\n",ip,dx,dz,xxeI,zzeI,xzeI, chi2); | |
2090 | } | |
2091 | // | |
2092 | } | |
2093 | ||
2094 | //________________________________________________________________________________________________________ | |
2095 | void AliITSAlignMille2::InitTrackParams(int meth) | |
2096 | { | |
2097 | /// initialize local parameters with different methods | |
2098 | /// for current track (fTrack) | |
2099 | Int_t npts=0; | |
2100 | AliTrackPoint ap; | |
2101 | double sX=0,sXY=0,sZ=0,sZY=0,sY=0,sYY=0,det=0; | |
2102 | // simple linear interpolation | |
2103 | // get local starting parameters (to be substituted by ESD track parms) | |
2104 | // local parms (fLocalInitParam[]) are: | |
2105 | // [0] = global x coord. of straight line intersection at y=0 plane | |
2106 | // [1] = global z coord. of straight line intersection at y=0 plane | |
2107 | // [2] = px/py | |
2108 | // [3] = pz/py | |
2109 | // test #1: linear fit in x(y) and z(y) | |
2110 | npts = fTrack->GetNPoints(); | |
2111 | AliDebug(3,Form("*** initializing track with %d points ***",npts)); | |
2112 | for (int i=npts;i--;) { | |
2113 | sY += fTrack->GetY()[i]; | |
2114 | sYY += fTrack->GetY()[i]*fTrack->GetY()[i]; | |
2115 | sX += fTrack->GetX()[i]; | |
2116 | sXY += fTrack->GetX()[i]*fTrack->GetY()[i]; | |
2117 | sZ += fTrack->GetZ()[i]; | |
2118 | sZY += fTrack->GetZ()[i]*fTrack->GetY()[i]; | |
2119 | } | |
2120 | det = sYY*npts-sY*sY; | |
2121 | if (IsZero(det)) det = 1E-16; | |
2122 | fLocalInitParam[0] = (sX*sYY-sY*sXY)/det; | |
2123 | fLocalInitParam[2] = (sXY*npts-sY*sX)/det; | |
2124 | // | |
2125 | fLocalInitParam[1] = (sZ*sYY-sY*sZY)/det; | |
2126 | fLocalInitParam[3] = (sZY*npts-sY*sZ)/det; | |
2127 | // pepo200709 | |
2128 | fLocalInitParam[4] = 0.0; | |
2129 | // endpepo200709 | |
2130 | ||
ef24eb3b | 2131 | AliDebug(2,Form("X = p0gx + ugx*Y : p0gx = %+f ugx = %+f\n",fLocalInitParam[0],fLocalInitParam[2])); |
6be22b3f | 2132 | // |
2133 | if (meth==1) return; | |
2134 | // | |
2135 | // perform full fit accounting for cov.matrix | |
2136 | static TVirtualFitter *minuit = 0; | |
2137 | static Double_t step[5] = {1E-3,1E-3,1E-4,1E-4,1E-5}; | |
2138 | static Double_t arglist[10]; | |
2139 | // | |
2140 | if (!minuit) { | |
2141 | minuit = TVirtualFitter::Fitter(0,4); | |
2142 | minuit->SetFCN(trackFit2D); | |
2143 | arglist[0] = 1; | |
2144 | minuit->ExecuteCommand("SET ERR",arglist, 1); | |
2145 | // | |
2146 | arglist[0] = -1; | |
2147 | minuit->ExecuteCommand("SET PRINT",arglist,1); | |
2148 | // | |
2149 | } | |
2150 | // | |
2151 | minuit->SetParameter(0, "ax", fLocalInitParam[0], step[0], 0,0); | |
2152 | minuit->SetParameter(1, "az", fLocalInitParam[1], step[1], 0,0); | |
2153 | minuit->SetParameter(2, "bx", fLocalInitParam[2], step[2], 0,0); | |
2154 | minuit->SetParameter(3, "bz", fLocalInitParam[3], step[3], 0,0); | |
2155 | // | |
2156 | arglist[0] = 1000; // number of function calls | |
2157 | arglist[1] = 0.001; // tolerance | |
2158 | minuit->ExecuteCommand("MIGRAD",arglist,2); | |
2159 | // | |
2160 | for (int i=0;i<4;i++) fLocalInitParam[i] = minuit->GetParameter(i); | |
2161 | for (int i=0;i<4;i++) for (int j=0;j<4;j++) fLocalInitParEr[i][j] = minuit->GetCovarianceMatrixElement(i,j); | |
2162 | /* | |
2163 | double amin,edm,errdef; | |
2164 | int nvpar,nparx; | |
2165 | minuit->GetStats(amin,edm,errdef,nvpar,nparx); | |
2166 | amin /= (2*npts - 4); | |
2167 | printf("Mchi2: %+e\n",amin); | |
2168 | */ | |
2169 | // | |
2170 | } | |
2171 | ||
2172 | //________________________________________________________________________________________________________ | |
2173 | Int_t AliITSAlignMille2::IsSymDefined(const Char_t* symname) const | |
2174 | { | |
2175 | // checks if supermodule with this symname is defined and return the internal index | |
2176 | // return -1 if not. | |
2177 | for (int k=fNModules;k--;) if (!strcmp(symname,GetMilleModule(k)->GetName())) return k; | |
2178 | return -1; | |
2179 | } | |
2180 | ||
2181 | //________________________________________________________________________________________________________ | |
2182 | Int_t AliITSAlignMille2::IsSymContained(const Char_t* symname) const | |
2183 | { | |
2184 | // checks if module with this symname is defined and return the internal index | |
2185 | // return -1 if not. | |
2186 | UShort_t vid = AliITSAlignMille2Module::GetVolumeIDFromSymname(symname); | |
2187 | if (vid>0) return IsVIDContained(vid); | |
2188 | // only sensors have real vid, but maybe we have a supermodule with fake vid? | |
2189 | // IMPORTANT: always start from the end to start from the sensors | |
2190 | return IsSymDefined(symname); | |
2191 | } | |
2192 | ||
2193 | //________________________________________________________________________________________________________ | |
2194 | Int_t AliITSAlignMille2::IsVIDDefined(UShort_t voluid) const | |
2195 | { | |
2196 | // checks if supermodule 'voluid' is defined and return the internal index | |
2197 | // return -1 if not. | |
2198 | for (int k=fNModules;k--;) if (voluid==GetMilleModule(k)->GetVolumeID()) return k; | |
2199 | return -1; | |
2200 | } | |
2201 | ||
2202 | //________________________________________________________________________________________________________ | |
2203 | Int_t AliITSAlignMille2::IsVIDContained(UShort_t voluid) const | |
2204 | { | |
2205 | // checks if the sensitive module 'voluid' is contained inside a supermodule | |
2206 | // and return the internal index of the last identified supermodule | |
2207 | // return -1 if error | |
2208 | // IMPORTANT: always start from the end to start from the sensors | |
2209 | if (AliITSAlignMille2Module::GetIndexFromVolumeID(voluid)<0) return -1; | |
2210 | for (int k=fNModules;k--;) if (GetMilleModule(k)->IsIn(voluid)) return k; | |
2211 | return -1; | |
2212 | } | |
2213 | ||
8fd71c0a | 2214 | //________________________________________________________________________________________________________ |
2215 | Int_t AliITSAlignMille2::GetRequestedModID(UShort_t voluid) const | |
2216 | { | |
2217 | // checks if the sensitive module 'voluid' is contained inside a supermodule | |
2218 | // and return the internal index of the last identified supermodule | |
2219 | // return -1 if error | |
2220 | // IMPORTANT: always start from the end to start from the sensors | |
2221 | if (AliITSAlignMille2Module::GetIndexFromVolumeID(voluid)<0) return -1; | |
2222 | int k; | |
2223 | for (k=fNModules;k--;) if (GetMilleModule(k)->IsIn(voluid)) break; | |
2224 | if (k<0) return -1; | |
2225 | AliITSAlignMille2Module* md = GetMilleModule(k); | |
2226 | while (md && md->IsNotInConf()) md = md->GetParent(); | |
2227 | return md ? md->GetUniqueID() : -1; | |
2228 | } | |
2229 | ||
6be22b3f | 2230 | //________________________________________________________________________________________________________ |
2231 | Int_t AliITSAlignMille2::CheckCurrentTrack() | |
2232 | { | |
2233 | /// checks if AliTrackPoints belongs to defined modules | |
2234 | /// return number of good poins | |
2235 | /// return 0 if not enough points | |
2236 | ||
2237 | Int_t npts = fTrack->GetNPoints(); | |
2238 | Int_t ngoodpts=0; | |
2239 | // debug points | |
2240 | for (int j=0; j<npts; j++) if (IsVIDContained(fTrack->GetVolumeID()[j])>=0) ngoodpts++; | |
2241 | // | |
2242 | if (ngoodpts<fMinNPtsPerTrack) return 0; | |
2243 | ||
2244 | return ngoodpts; | |
2245 | } | |
2246 | ||
2247 | //________________________________________________________________________________________________________ | |
ef24eb3b | 2248 | Int_t AliITSAlignMille2::ProcessTrack(const AliTrackPointArray *track, Double_t wgh) |
6be22b3f | 2249 | { |
2250 | /// Process track; Loop over hits and set local equations | |
2251 | /// here 'track' is a AliTrackPointArray | |
2252 | /// return 0 if success; | |
ef24eb3b | 2253 | // |
6be22b3f | 2254 | if (!fIsMilleInit) Init(); |
2255 | // | |
2256 | Int_t npts = track->GetNPoints(); | |
2257 | AliDebug(2,Form("*** Input track with %d points ***",npts)); | |
2258 | ||
2259 | // preprocessing of the input track: keep only points in defined volumes, | |
2260 | // move points if prealignment is set, sort by Yglo if required | |
ef24eb3b | 2261 | fTrackWeight = wgh; |
6be22b3f | 2262 | fTrack=PrepareTrack(track); |
1d06ac63 | 2263 | if (!fTrack) { |
2264 | RemoveHelixFitConstraint(); | |
2265 | return -1; | |
2266 | } | |
6be22b3f | 2267 | npts = fTrack->GetNPoints(); |
2268 | if (npts>kMaxPoints) { | |
2269 | AliError(Form("Compiled with kMaxPoints=%d, current track has %d points",kMaxPoints,npts)); | |
2270 | } | |
2271 | AliDebug(2,Form("*** Processing prepared track with %d points ***",npts)); | |
2272 | // | |
ef24eb3b | 2273 | npts = FitTrack(); |
2274 | if (npts<0) return npts; | |
2275 | // | |
2276 | // printf("Params: "); for (int i=0;i<fNLocal;i++) printf("%+.2e ",fLocalInitParam[i]); printf("\n");//RRR | |
2277 | Int_t nloceq=0; | |
2278 | Int_t ngloeq=0; | |
2279 | static Mille2Data md[kMaxPoints]; | |
2280 | // | |
2281 | for (Int_t ipt=0; ipt<npts; ipt++) { | |
2282 | fTrack->GetPoint(fCluster,ipt); | |
2283 | fCluster.SetUniqueID(ipt+1); | |
2284 | AliDebug(2,Form("\n--- processing point %d --- \n",ipt)); | |
2285 | ||
2286 | // set geometry parameters for the the current module | |
2287 | if (InitModuleParams()) continue; | |
2288 | AliDebug(2,Form(" VolID=%d Index=%d InternalIdx=%d symname=%s\n", | |
2289 | track->GetVolumeID()[ipt], fCurrentModule->GetIndex(), | |
2290 | fCurrentModule->GetUniqueID(), AliGeomManager::SymName(track->GetVolumeID()[ipt]) )); | |
2291 | AliDebug(2,Form(" Preprocessed Point = ( %+f , %+f , %+f ) \n",fCluster.GetX(),fCluster.GetY(),fCluster.GetZ())); | |
2292 | int res = fTPAFitter ? AddLocalEquationTPA(md[nloceq]) : AddLocalEquation(md[nloceq]); | |
2293 | if (res<0) {fTotBadLocEqPoints++; nloceq = 0; break;} | |
2294 | else if (res==0) nloceq++; | |
2295 | else {nloceq++; ngloeq++;} | |
2296 | } // end loop over points | |
2297 | // | |
2298 | fTrack=NULL; | |
2299 | // not enough good points? | |
2300 | if (nloceq<fMinNPtsPerTrack || ngloeq<1) return -1; | |
2301 | // | |
2302 | // finally send local equations to millepede | |
2303 | SetLocalEquations(md,nloceq); | |
2304 | fMillepede->SaveRecordData(); // RRR | |
2305 | // | |
2306 | return 0; | |
2307 | } | |
2308 | ||
2309 | //________________________________________________________________________________________________________ | |
2310 | Int_t AliITSAlignMille2::FitTrack() | |
2311 | { | |
2312 | // Fit the track with selected constraints | |
2313 | // | |
2314 | const Double_t kfDiamondTolerance = 0.1; //diamond tolerance on top of the MS error | |
2315 | if (!fTrack) return -1; | |
2316 | int npts = fTrack->GetNPoints(); | |
2317 | // | |
6be22b3f | 2318 | if (fTPAFitter) { // use dediacted fitter |
2319 | // | |
ef24eb3b | 2320 | // if the diamond point is attached, for the moment don't include it in the fit |
2321 | fTPAFitter->AttachPoints(fTrack,0, fDiamondPointID>0 ? fDiamondPointID-1 : npts-1); | |
1d06ac63 | 2322 | fTPAFitter->SetBz(fBField); |
2323 | fTPAFitter->SetTypeCosmics(IsTypeCosmics()); | |
ef24eb3b | 2324 | if (fIniTrackParamsMeth==1) fTPAFitter->SetIgnoreCov(); |
6be22b3f | 2325 | // |
ef24eb3b | 2326 | double chi2; |
2327 | double chi2f = 0; | |
2328 | double dca2err; | |
2329 | double dca2 = 0.; | |
2330 | Bool_t fitIsDone = kFALSE; | |
2331 | if (fDiamondPointID>0) { // vertex constraint was added, check if the track looks like prompt | |
2332 | chi2f = fTPAFitter->Fit(fConstrCharge,fConstrPT,fConstrPTErr); | |
2333 | if ( chi2f<0 || (chi2f>fNStdDev*fStartFac && fTPAFitter->GetNIterations()>=fTPAFitter->GetMaxIterations()) ) { //RRR | |
2334 | AliInfo(Form("Track fit failed on checking if it is prompt! skipping this track... Chi2:%+e",chi2f)); | |
2335 | fTPAFitter->Reset(); | |
2336 | // fTrack = NULL; | |
2337 | return -5; | |
2338 | } | |
2339 | double xyzRes[3]; | |
2340 | fTPAFitter->GetResiduals(xyzRes,&fDiamondI,kTRUE); | |
2341 | dca2 = xyzRes[0]*xyzRes[0] + xyzRes[1]*xyzRes[1]; | |
2342 | double pT = IsFieldON() ? fTPAFitter->GetPt() : 0.45; | |
2343 | if (pT<0.1) pT = 0.1; | |
2344 | dca2err = kfDiamondTolerance + 0.02/pT; | |
2345 | if (dca2>dca2err*dca2err) { // this is secondary | |
2346 | int* clst = (int*) fTrack->GetClusterType(); | |
2347 | clst[fDiamondPointID] = -1;; | |
2348 | fDiamondPointID = -1; | |
2349 | fitIsDone = kTRUE; | |
2350 | npts--; | |
2351 | } | |
2352 | else fTPAFitter->SetFirstLast(0,fDiamondPointID); // fit with diamond | |
2353 | } | |
2354 | // fTPAFitter->SetParAxis(1); | |
2355 | if (!fitIsDone) chi2 = fTPAFitter->Fit(fConstrCharge,fConstrPT,fConstrPTErr); | |
2356 | // | |
2357 | RemoveHelixFitConstraint(); // suppress eventual constraints to not affect fit of the next track | |
6be22b3f | 2358 | // |
ef24eb3b | 2359 | if ( !fitIsDone && (chi2<0 || (chi2>fNStdDev*fStartFac && fTPAFitter->GetNIterations()>=fTPAFitter->GetMaxIterations())) ) { //RRR |
2360 | AliInfo(Form("Track fit failed! skipping this track... Chi2:%+e",chi2)); | |
2361 | if (fDiamondPointID>0) AliInfo(Form("VertexFree fit gave Chi2:%+e with residual %+e",chi2f,TMath::Sqrt(dca2))); | |
2362 | /* | |
2363 | fTrack->Print(""); | |
2364 | fTPAFitter->FitHelixCrude(); | |
2365 | fTPAFitter->SetFitDone(); | |
2366 | fTPAFitter->Print(); | |
2367 | */ | |
6be22b3f | 2368 | fTPAFitter->Reset(); |
ef24eb3b | 2369 | // fTrack = NULL; |
6be22b3f | 2370 | return -5; |
2371 | } | |
ef24eb3b | 2372 | fNLocal = fTPAFitter->IsFieldON() ? 5:4; // Attention: the fitter might have decided to work in line mode |
2373 | npts = fTPAFitter->GetLast() - fTPAFitter->GetFirst() + 1; // actual number of points | |
6be22b3f | 2374 | /* |
ef24eb3b | 2375 | double *pr = fTPAFitter->GetParams(); |
2376 | printf("FtPar: %+.5e %+.5e %+.5e %+.5e | chi2:%.3e\n",pr[2],pr[0],pr[3],pr[1],chi2); // RRR | |
6be22b3f | 2377 | */ |
2378 | } | |
2379 | else { | |
2380 | // | |
2381 | if (!fBOn) { // straight lines | |
2382 | // set local starting parameters (to be substituted by ESD track parms) | |
2383 | // local parms (fLocalInitParam[]) are: | |
2384 | // [0] = global x coord. of straight line intersection at y=0 plane | |
2385 | // [1] = global z coord. of straight line intersection at y=0 plane | |
2386 | // [2] = px/py | |
2387 | // [3] = pz/py | |
ef24eb3b | 2388 | InitTrackParams(fIniTrackParamsMeth); |
6be22b3f | 2389 | /* |
2390 | double *pr = fLocalInitParam; | |
2391 | printf("FtPar: %+.5e %+.5e %+.5e %+.5e |\n",pr[0],pr[1],pr[2],pr[3]); // RRR | |
2392 | */ | |
2393 | } | |
2394 | else { | |
2395 | // local parms (fLocalInitParam[]) are the Riemann Fitter params | |
2396 | if (!InitRiemanFit()) { | |
2397 | AliInfo("Riemann fit failed! skipping this track..."); | |
2398 | fTrack=NULL; | |
2399 | return -5; | |
2400 | } | |
2401 | } | |
2402 | } | |
ef24eb3b | 2403 | return npts; |
6be22b3f | 2404 | // |
6be22b3f | 2405 | } |
2406 | ||
2407 | //________________________________________________________________________________________________________ | |
2408 | Int_t AliITSAlignMille2::CalcIntersectionPoint(Double_t *lpar, Double_t *gpar) | |
2409 | { | |
2410 | /// calculate track intersection point in local coordinates | |
2411 | /// according with a given set of parameters (local(4) and global(6)) | |
2412 | /// and fill fPintLoc/Glo | |
2413 | /// local are: pgx0, pgz0, ugx, ugz OR riemann fitters pars | |
2414 | /// global are: tx,ty,tz,psi,theta,phi (Raff's delta angles in deg.) | |
2415 | /// return 0 if success | |
2416 | ||
2417 | AliDebug(3,Form("lpar = %g %g %g %g %g\ngpar= %g %g %g %g %g %g\n",lpar[0],lpar[1],lpar[2],lpar[3],lpar[4],gpar[0],gpar[1],gpar[2],gpar[3],gpar[4],gpar[5])); | |
2418 | AliDebug(3,Form("deltalpar = %g %g %g %g %g\n",lpar[0]-fLocalInitParam[0],lpar[1]-fLocalInitParam[1],lpar[2]-fLocalInitParam[2],lpar[3]-fLocalInitParam[3],lpar[4]-fLocalInitParam[4])); | |
2419 | ||
2420 | ||
2421 | // prepare the TGeoHMatrix | |
2422 | TGeoHMatrix *tempHMat = fCurrentModule->GetSensitiveVolumeModifiedMatrix(fCluster.GetVolumeID(),gpar, | |
2423 | !fUseGlobalDelta); | |
2424 | if (!tempHMat) return -1; | |
2425 | ||
2426 | Double_t v0g[3]; // vector with straight line direction in global coord. | |
2427 | Double_t p0g[3]; // point of the straight line (glo) | |
2428 | ||
2429 | if (fBOn) { // B FIELD! | |
2430 | AliTrackPoint prf; | |
2431 | for (int ip=0; ip<5; ip++) | |
2432 | fRieman->SetParam(ip,lpar[ip]); | |
2433 | ||
2434 | if (!fRieman->GetPCA(fCluster,prf)) { | |
2435 | AliInfo(Form("error in GetPCA for point %d",fCluster.GetVolumeID())); | |
2436 | return -3; | |
2437 | } | |
2438 | // now determine straight line passing tangent to fit curve at prf | |
2439 | // ugx = dX/dY_glo = DeltaX/DeltaY_glo | |
2440 | // mo' P1=(X,Y,Z)_glo_prf | |
2441 | // => (x,y,Z)_trk_prf ruotando di alpha... | |
2442 | Double_t alpha=fRieman->GetAlpha(); | |
2443 | Double_t x1g = prf.GetX(); | |
2444 | Double_t y1g = prf.GetY(); | |
2445 | Double_t z1g = prf.GetZ(); | |
2446 | Double_t x1t = x1g*TMath::Cos(alpha) + y1g*TMath::Sin(alpha); | |
2447 | Double_t y1t = -x1g*TMath::Sin(alpha) + y1g*TMath::Cos(alpha); | |
2448 | Double_t z1t = z1g; | |
2449 | ||
2450 | Double_t x2t = x1t+1.0; | |
2451 | Double_t y2t = y1t+fRieman->GetDYat(x1t); | |
2452 | Double_t z2t = z1t+fRieman->GetDZat(x1t); | |
2453 | Double_t x2g = x2t*TMath::Cos(alpha) - y2t*TMath::Sin(alpha); | |
2454 | Double_t y2g = x2t*TMath::Sin(alpha) + y2t*TMath::Cos(alpha); | |
2455 | Double_t z2g = z2t; | |
2456 | ||
ef24eb3b | 2457 | AliDebug(3,Form("Riemann frame: fAlpha = %+f = %+f ",alpha,alpha*180./TMath::Pi())); |
2458 | AliDebug(3,Form(" prf_glo=( %+f , %+f , %+f ) prf_rf=( %+f , %+f , %+f )\n", x1g,y1g,z1g, x1t,y1t,z1t)); | |
2459 | AliDebug(3,Form(" mov_glo=( %+f , %+f , %+f ) rf=( %+f , %+f , %+f )\n",x2g,y2g,z2g, x2t,y2t,z2t)); | |
6be22b3f | 2460 | |
2461 | if (TMath::Abs(y2g-y1g)<1e-15) { | |
2462 | AliInfo("DeltaY=0! Cannot proceed..."); | |
2463 | return -1; | |
2464 | } | |
2465 | // ugx,1,ugz | |
2466 | v0g[0] = (x2g-x1g)/(y2g-y1g); | |
2467 | v0g[1]=1.0; | |
2468 | v0g[2] = (z2g-z1g)/(y2g-y1g); | |
2469 | ||
2470 | // point: just keep prf | |
2471 | p0g[0]=x1g; | |
2472 | p0g[1]=y1g; | |
2473 | p0g[2]=z1g; | |
2474 | } | |
2475 | else { // staight line | |
2476 | // vector of initial straight line direction in glob. coord | |
2477 | v0g[0]=lpar[2]; | |
2478 | v0g[1]=1.0; | |
2479 | v0g[2]=lpar[3]; | |
2480 | ||
2481 | // intercept in yg=0 plane in glob coord | |
2482 | p0g[0]=lpar[0]; | |
2483 | p0g[1]=0.0; | |
2484 | p0g[2]=lpar[1]; | |
2485 | } | |
ef24eb3b | 2486 | AliDebug(3,Form("Line vector: ( %+f , %+f , %+f ) point:( %+f , %+f , %+f )\n",v0g[0],v0g[1],v0g[2],p0g[0],p0g[1],p0g[2])); |
6be22b3f | 2487 | |
2488 | // same in local coord. | |
2489 | Double_t p0l[3],v0l[3]; | |
2490 | tempHMat->MasterToLocalVect(v0g,v0l); | |
2491 | tempHMat->MasterToLocal(p0g,p0l); | |
2492 | ||
2493 | if (TMath::Abs(v0l[1])<1e-15) { | |
2494 | AliInfo("Track Y direction in local frame is zero! Cannot proceed..."); | |
2495 | return -1; | |
2496 | } | |
2497 | ||
2498 | // local intersection point | |
2499 | fPintLoc[0] = p0l[0] - (v0l[0]/v0l[1])*p0l[1]; | |
2500 | fPintLoc[1] = 0; | |
2501 | fPintLoc[2] = p0l[2] - (v0l[2]/v0l[1])*p0l[1]; | |
2502 | ||
2503 | // global intersection point | |
2504 | tempHMat->LocalToMaster(fPintLoc,fPintGlo); | |
ef24eb3b | 2505 | AliDebug(3,Form("Intesect. point: L( %+f , %+f , %+f ) G( %+f , %+f , %+f )\n",fPintLoc[0],fPintLoc[1],fPintLoc[2],fPintGlo[0],fPintGlo[1],fPintGlo[2])); |
6be22b3f | 2506 | |
2507 | return 0; | |
2508 | } | |
2509 | ||
2510 | //________________________________________________________________________________________________________ | |
2511 | Int_t AliITSAlignMille2::CalcDerivatives(Int_t paridx, Bool_t islpar) | |
2512 | { | |
2513 | /// calculate numerically (ROOT's style) the derivatives for | |
2514 | /// local X intersection and local Z intersection | |
2515 | /// parlist: local (islpar=kTRUE) pgx0, pgz0, ugx0, ugz0 OR riemann's params | |
2516 | /// global (islpar=kFALSE) tx, ty, tz, psi, theta, phi (Raf's angles in deg) | |
2517 | /// return 0 if success | |
2518 | ||
2519 | // copy initial parameters | |
2520 | Double_t lpar[kNLocal]; | |
2521 | Double_t gpar[kNParCh]; | |
2522 | Double_t *derivative; | |
2523 | for (Int_t i=0; i<kNLocal; i++) lpar[i]=fLocalInitParam[i]; | |
2524 | for (Int_t i=0; i<kNParCh; i++) gpar[i]=fModuleInitParam[i]; | |
2525 | ||
2526 | // trial with fixed dpar... | |
2527 | Double_t dpar = 0.; | |
2528 | ||
2529 | if (islpar) { // track parameters | |
2530 | //dpar=fLocalInitParam[paridx]*0.001; | |
2531 | // set minimum dpar | |
2532 | derivative = fDerivativeLoc[paridx]; | |
2533 | if (!fBOn) { | |
2534 | if (paridx<3) dpar=1.0e-4; // translations | |
2535 | else dpar=1.0e-6; // direction | |
2536 | } | |
2537 | else { // B Field | |
2538 | // pepo: proviamo con 1/1000, poi evenctually 1/100... | |
2539 | Double_t dfrac=0.01; | |
2540 | switch(paridx) { | |
2541 | case 0: | |
2542 | // RMS cosmics: 1e-4 | |
2543 | dpar = TMath::Max(1.0e-6,TMath::Abs(fLocalInitParam[paridx]*dfrac)); | |
2544 | break; | |
2545 | case 1: | |
2546 | // RMS cosmics: 0.2 | |
2547 | dpar = TMath::Max(0.002,TMath::Abs(fLocalInitParam[paridx]*dfrac)); | |
2548 | break; | |
2549 | case 2: | |
2550 | // RMS cosmics: 9 | |
2551 | dpar = TMath::Max(0.09,TMath::Abs(fLocalInitParam[paridx]*dfrac)); | |
2552 | break; | |
2553 | case 3: | |
2554 | // RMS cosmics: 7 | |
2555 | dpar = TMath::Max(0.07,TMath::Abs(fLocalInitParam[paridx]*dfrac)); | |
2556 | break; | |
2557 | case 4: | |
2558 | // RMS cosmics: 0.3 | |
2559 | dpar = TMath::Max(0.003,TMath::Abs(fLocalInitParam[paridx]*dfrac)); | |
2560 | break; | |
2561 | } | |
2562 | } | |
2563 | } | |
2564 | else { // alignment global parameters | |
2565 | derivative = fDerivativeGlo[paridx]; | |
2566 | //dpar=fModuleInitParam[paridx]*0.001; | |
2567 | if (paridx<3) dpar=1.0e-4; // translations | |
2568 | else dpar=1.0e-2; // angles | |
2569 | } | |
2570 | ||
2571 | AliDebug(3,Form("+++ using dpar=%g",dpar)); | |
2572 | ||
2573 | // calculate derivative ROOT's like: | |
2574 | // using f(x+h),f(x-h),f(x+h/2),f(x-h2)... | |
2575 | Double_t pintl1[3]; // f(x-h) | |
2576 | Double_t pintl2[3]; // f(x-h/2) | |
2577 | Double_t pintl3[3]; // f(x+h/2) | |
2578 | Double_t pintl4[3]; // f(x+h) | |
2579 | ||
2580 | // first values | |
2581 | if (islpar) lpar[paridx] -= dpar; | |
2582 | else gpar[paridx] -= dpar; | |
2583 | if (CalcIntersectionPoint(lpar, gpar)) return -2; | |
2584 | for (Int_t i=0; i<3; i++) pintl1[i]=fPintLoc[i]; | |
2585 | ||
2586 | // second values | |
2587 | if (islpar) lpar[paridx] += dpar/2; | |
2588 | else gpar[paridx] += dpar/2; | |
2589 | if (CalcIntersectionPoint(lpar, gpar)) return -2; | |
2590 | for (Int_t i=0; i<3; i++) pintl2[i]=fPintLoc[i]; | |
2591 | ||
2592 | // third values | |
2593 | if (islpar) lpar[paridx] += dpar; | |
2594 | else gpar[paridx] += dpar; | |
2595 | if (CalcIntersectionPoint(lpar, gpar)) return -2; | |
2596 | for (Int_t i=0; i<3; i++) pintl3[i]=fPintLoc[i]; | |
2597 | ||
2598 | // fourth values | |
2599 | if (islpar) lpar[paridx] += dpar/2; | |
2600 | else gpar[paridx] += dpar/2; | |
2601 | if (CalcIntersectionPoint(lpar, gpar)) return -2; | |
2602 | for (Int_t i=0; i<3; i++) pintl4[i]=fPintLoc[i]; | |
2603 | ||
2604 | Double_t h2 = 1./(2.*dpar); | |
2605 | Double_t d0 = pintl4[0]-pintl1[0]; | |
2606 | Double_t d2 = 2.*(pintl3[0]-pintl2[0]); | |
2607 | derivative[0] = h2*(4*d2 - d0)/3.; | |
2608 | if (TMath::Abs(derivative[0]) < 1.0e-9) derivative[0] = 0.0; | |
2609 | ||
2610 | d0 = pintl4[2]-pintl1[2]; | |
2611 | d2 = 2.*(pintl3[2]-pintl2[2]); | |
2612 | derivative[2] = h2*(4*d2 - d0)/3.; | |
2613 | if (TMath::Abs(derivative[2]) < 1.0e-9) derivative[2]=0.0; | |
2614 | ||
2615 | AliDebug(3,Form("\n+++ derivatives +++ \n")); | |
2616 | AliDebug(3,Form("+++ dXLoc/dpar = %g +++\n",derivative[0])); | |
2617 | AliDebug(3,Form("+++ dZLoc/dpar = %g +++\n\n",derivative[2])); | |
2618 | ||
2619 | return 0; | |
2620 | } | |
2621 | ||
2622 | //________________________________________________________________________________________________________ | |
2623 | Int_t AliITSAlignMille2::AddLocalEquation(Mille2Data &m) | |
2624 | { | |
2625 | /// Define local equation for current cluster in X and Z coor. | |
2626 | /// and store them to memory | |
2627 | /// return -1 in case of failure to build some equation | |
2628 | /// 0 if no free global parameters were found but local eq is built | |
2629 | /// 1 if both local and global eqs are built | |
2630 | // | |
2631 | // store first intersection point | |
2632 | if (CalcIntersectionPoint(fLocalInitParam, fModuleInitParam)) return -1; | |
2633 | for (Int_t i=0; i<3; i++) fPintLoc0[i]=fPintLoc[i]; | |
2634 | ||
ef24eb3b | 2635 | AliDebug(2,Form("Intersect. point: L( %+f , %+f , %+f )",fPintLoc[0],fPintLoc[1],fPintLoc[2])); |
6be22b3f | 2636 | |
2637 | // calculate local derivatives numerically | |
2638 | Bool_t zeroX = kTRUE; | |
2639 | Bool_t zeroZ = kTRUE; | |
2640 | // | |
2641 | for (Int_t i=0; i<fNLocal; i++) { | |
2642 | if (CalcDerivatives(i,kTRUE)) return -1; | |
2643 | m.fDerLoc[i][kX] = fDerivativeLoc[i][0]; | |
2644 | m.fDerLoc[i][kZ] = fDerivativeLoc[i][2]; | |
2645 | if (zeroX) zeroX = IsZero(fDerivativeLoc[i][0]); | |
2646 | if (zeroZ) zeroZ = IsZero(fDerivativeLoc[i][2]); | |
2647 | } | |
2648 | // for (Int_t i=0; i<fNLocal; i++) AliDebug(2,Form("Local parameter %d - dXdpar = %g - dZdpar = %g\n",i,dXdL[i],dZdL[i])); | |
2649 | // | |
2650 | if (zeroX) {AliInfo("Skipping: zero local X derivatives!"); return -1;} | |
2651 | if (zeroZ) {AliInfo("Skipping: zero local Z derivatives!"); return -1;} | |
2652 | // | |
8fd71c0a | 2653 | int status = 0; |
6be22b3f | 2654 | int ifill = 0; |
2655 | // | |
2656 | AliITSAlignMille2Module* endModule = fCurrentModule; | |
2657 | // | |
2658 | zeroX = zeroZ = kTRUE; | |
2659 | Bool_t dfDone[kNParCh]; | |
2660 | for (int i=kNParCh;i--;) dfDone[i] = kFALSE; | |
2661 | m.fNModFilled = 0; | |
2662 | // | |
2663 | // special block for SDD derivatives | |
2664 | Double_t jacobian[kNParChGeom]; | |
2665 | Int_t nmodTested = 0; | |
2666 | // | |
2667 | do { | |
2668 | if (fCurrentModule->GetNParFree()==0) continue; | |
2669 | nmodTested++; | |
2670 | for (Int_t i=0; i<kNParChGeom; i++) { // common for all sensors: derivatives over geom params | |
2671 | // | |
2672 | if (!fUseGlobalDelta) dfDone[i] = kFALSE; // for global deltas the derivatives at diff. levels are different | |
2673 | if (fCurrentModule->GetParOffset(i)<0) continue; // this parameter is not explicitly fitted | |
2674 | if (!dfDone[i]) { | |
2675 | if (CalcDerivatives(i,kFALSE)) return -1; | |
2676 | else { | |
2677 | dfDone[i] = kTRUE; | |
2678 | if (zeroX) zeroX = IsZero(fDerivativeGlo[i][0]); | |
2679 | if (zeroZ) zeroZ = IsZero(fDerivativeGlo[i][2]); | |
2680 | } | |
2681 | } | |
2682 | // | |
2683 | m.fDerGlo[ifill][kX] = fDerivativeGlo[i][0]; | |
2684 | m.fDerGlo[ifill][kZ] = fDerivativeGlo[i][2]; | |
2685 | m.fParMilleID[ifill++] = fCurrentModule->GetParOffset(i); | |
2686 | } | |
2687 | // | |
2688 | // specific for special sensors | |
ef24eb3b | 2689 | Int_t sddLR = -1; |
6be22b3f | 2690 | if ( fCurrentModule->IsSDD() && |
ef24eb3b | 2691 | (fCurrentModule->GetParOffset(AliITSAlignMille2Module::kDOFT0)>=0 || |
2692 | // fCurrentModule->GetParOffset(sddLR = fMeasLoc[kX]>0 ? | |
2693 | fCurrentModule->GetParOffset(sddLR = GetVDriftSDD()>0 ? | |
2694 | AliITSAlignMille2Module::kDOFDVL : AliITSAlignMille2Module::kDOFDVR)>=0) | |
2695 | ) { | |
6be22b3f | 2696 | // |
2697 | // assume for sensor local xloc = xloc0 + V0*dT0+dV*(T-T0) | |
2698 | // where V0 and T are the nominal drift velocity, time and time0 | |
2699 | // and the dT0 and dV are the corrections: | |
2700 | // dX/dT0 = dX/dxloc * dxloc/dT0 = dX/dxloc * V0 | |
2701 | // dX/dV = dX/dxloc * dxloc/dV = dX/dxloc * (T-T0) | |
2702 | // IMPORTANT: the geom derivatives are over the SENSOR LOCAL parameters | |
2703 | // | |
ef24eb3b | 2704 | if (!dfDone[AliITSAlignMille2Module::kDOFT0] || !dfDone[sddLR]) { |
6be22b3f | 2705 | // |
2706 | double dXdxlocsens=0., dZdxlocsens=0.; | |
2707 | // | |
2708 | // if the current module is the sensor itself and we work with local params, then | |
2709 | // we can directly take dX/dxloc_sens dZ/dxloc_sens | |
2710 | if (!fUseGlobalDelta && fCurrentModule->GetVolumeID()==fCluster.GetVolumeID()) { | |
2711 | if (!dfDone[AliITSAlignMille2Module::kDOFTX]) { | |
2712 | CalcDerivatives(AliITSAlignMille2Module::kDOFTX,kFALSE); | |
2713 | dfDone[AliITSAlignMille2Module::kDOFTX] = kTRUE; | |
2714 | } | |
2715 | dXdxlocsens = fDerivativeGlo[AliITSAlignMille2Module::kDOFTX][0]; | |
2716 | dZdxlocsens = fDerivativeGlo[AliITSAlignMille2Module::kDOFTX][2]; | |
2717 | } | |
2718 | // | |
2719 | else { // need to perform some transformations | |
2720 | // fetch the jacobian of the transformation from the sensors local frame to the frame | |
2721 | // where the parameters are defined: | |
2722 | // Global: dX/dxloc_sens = dX/dxgl*dxgl/dxloc_sens + ...dX/dphigl*dphigl/dxloc_sens | |
2723 | if (fUseGlobalDelta) fCurrentModule->CalcDerivGloLoc(fCluster.GetVolumeID(), | |
2724 | AliITSAlignMille2Module::kDOFTX, jacobian); | |
2725 | // Local: dX/dxloc_sens = dX/dxcurr*dxcurr/dxloc_sens +..+dX/dphicurr * dphicurr/dxloc_sens | |
2726 | else fCurrentModule->CalcDerivCurLoc(fCluster.GetVolumeID(), | |
2727 | AliITSAlignMille2Module::kDOFTX, jacobian); | |
2728 | // | |
2729 | for (int j=0;j<kNParChGeom;j++) { | |
2730 | // need global derivative even if the j-th param is locked | |
2731 | if (!dfDone[j]) {CalcDerivatives(j,kFALSE); dfDone[j] = kTRUE;} | |
2732 | dXdxlocsens += fDerivativeGlo[j][0] * jacobian[j]; | |
2733 | dZdxlocsens += fDerivativeGlo[j][2] * jacobian[j]; | |
2734 | } | |
2735 | } | |
2736 | // | |
2737 | if (zeroX) zeroX = IsZero(dXdxlocsens); | |
2738 | if (zeroZ) zeroZ = IsZero(dZdxlocsens); | |
2739 | // | |
2740 | double vdrift = GetVDriftSDD(); | |
2741 | double tdrift = GetTDriftSDD(); | |
2742 | // | |
2743 | fDerivativeGlo[AliITSAlignMille2Module::kDOFT0][0] = dXdxlocsens*vdrift; | |
2744 | fDerivativeGlo[AliITSAlignMille2Module::kDOFT0][2] = dZdxlocsens*vdrift; | |
2745 | dfDone[AliITSAlignMille2Module::kDOFT0] = kTRUE; | |
2746 | // | |
ef24eb3b | 2747 | double mltCorr = fIsSDDVDriftMult ? TMath::Abs(vdrift) : 1; |
2748 | fDerivativeGlo[sddLR][0] = -dXdxlocsens*mltCorr*TMath::Sign(tdrift,vdrift); | |
2749 | fDerivativeGlo[sddLR][2] = -dZdxlocsens*mltCorr*TMath::Sign(tdrift,vdrift); | |
2750 | dfDone[sddLR] = kTRUE; | |
6be22b3f | 2751 | // |
2752 | } | |
2753 | // | |
2754 | if (fCurrentModule->GetParOffset(AliITSAlignMille2Module::kDOFT0)>=0) { | |
2755 | m.fDerGlo[ifill][kX] = fDerivativeGlo[AliITSAlignMille2Module::kDOFT0][0]; | |
2756 | m.fDerGlo[ifill][kZ] = fDerivativeGlo[AliITSAlignMille2Module::kDOFT0][2]; | |
2757 | m.fParMilleID[ifill++] = fCurrentModule->GetParOffset(AliITSAlignMille2Module::kDOFT0); | |
2758 | } | |
2759 | // | |
ef24eb3b | 2760 | if (fCurrentModule->GetParOffset(sddLR)>=0) { |
2761 | m.fDerGlo[ifill][kX] = fDerivativeGlo[sddLR][0]; | |
2762 | m.fDerGlo[ifill][kZ] = fDerivativeGlo[sddLR][2]; | |
2763 | m.fParMilleID[ifill++] = fCurrentModule->GetParOffset(sddLR); | |
6be22b3f | 2764 | } |
2765 | } | |
2766 | // | |
2767 | m.fModuleID[m.fNModFilled++] = fCurrentModule->GetUniqueID(); | |
2768 | } while( (fCurrentModule=fCurrentModule->GetParent()) ); | |
2769 | // | |
2770 | if (nmodTested>0 && zeroX) {AliInfo("Skipping: zero global X derivatives!");return -1;} | |
2771 | if (nmodTested>0 && zeroZ) {AliInfo("Skipping: zero global Z derivatives!");return -1;} | |
2772 | // | |
2773 | // ok, can copy to m | |
2774 | AliDebug(2,Form("Adding local equation X with fMeas=%.6f and fSigma=%.6f",(fMeasLoc[0]-fPintLoc0[0]), fSigmaLoc[0])); | |
2775 | m.fMeas[kX] = fMeasLoc[0]-fPintLoc0[0]; | |
2776 | m.fSigma[kX] = fSigmaLoc[0]; | |
2777 | // | |
2778 | AliDebug(2,Form("Adding local equation Z with fMeas=%.6f and fSigma=%.6f",(fMeasLoc[2]-fPintLoc0[2]), fSigmaLoc[2])); | |
2779 | m.fMeas[kZ] = fMeasLoc[2]-fPintLoc0[2]; | |
2780 | m.fSigma[kZ] = fSigmaLoc[2]; | |
2781 | // | |
2782 | m.fNGlobFilled = ifill; | |
2783 | fCurrentModule = endModule; | |
2784 | // | |
8fd71c0a | 2785 | status += Int_t(!zeroX && !zeroZ); // 0 - only locals, 1 locals + globals |
2786 | return status; | |
6be22b3f | 2787 | } |
2788 | ||
2789 | //________________________________________________________________________________________________________ | |
2790 | Int_t AliITSAlignMille2::AddLocalEquationTPA(Mille2Data &m) | |
2791 | { | |
2792 | /// Define local equation for current cluster in X Y and Z coor. | |
2793 | /// and store them to memory | |
2794 | /// return -1 in case of failure to build some equation | |
2795 | /// 0 if no free global parameters were found but local eq is built | |
2796 | /// 1 if both local and global eqs are built | |
2797 | // | |
2798 | int curpoint = fCluster.GetUniqueID()-1; | |
2799 | TGeoHMatrix *tempHMat = GetSensorCurrMatrixSID(fCurrentSensID);// fCurrentModule->GetSensitiveVolumeMatrix(fCluster.GetVolumeID()); | |
2800 | // | |
2801 | fTPAFitter->GetDResDParams(&fDerivativeLoc[0][0], curpoint); // resid. derivatives over the track parameters | |
2802 | for (Int_t i=fNLocal; i--;) tempHMat->MasterToLocalVect(fDerivativeLoc[i],m.fDerLoc[i]); | |
2803 | // | |
8fd71c0a | 2804 | int status = 0; |
6be22b3f | 2805 | // derivatives over the global parameters ---------------------------------------->>> |
ef24eb3b | 2806 | Double_t dGL[3]; // derivative of global position vs local X (for SDD) |
6be22b3f | 2807 | Double_t dRdP[3][3]; // derivative of local residuals vs local position |
2808 | Double_t dPdG[AliITSAlignMille2Module::kMaxParGeom][3]; // derivatives of local position vs global params | |
2809 | fTPAFitter->GetDResDPos(&fDerivativeGlo[0][0], curpoint); | |
2810 | for (int i=3;i--;) tempHMat->MasterToLocalVect(fDerivativeGlo[i],dRdP[i]); | |
2811 | // | |
2812 | UInt_t ifill=0, dfDone = 0; | |
2813 | m.fNModFilled = 0; | |
2814 | // | |
2815 | AliITSAlignMille2Module* endModule = fCurrentModule; | |
2816 | // | |
2817 | do { | |
2818 | if (fCurrentModule->GetNParFree()==0) continue; | |
8fd71c0a | 2819 | status = 1; |
6be22b3f | 2820 | if (!fUseGlobalDelta) dfDone = 0; // for local deltas the derivatives at diff. levels are different |
2821 | Bool_t jacobOK = kFALSE; | |
2822 | // | |
2823 | for (Int_t i=0; i<kNParChGeom; i++) { // common for all sensors: derivatives over geom params | |
2824 | if (fCurrentModule->GetParOffset(i)<0) continue; // this parameter is not explicitly fitted | |
2825 | // | |
2826 | if (!TestWordBit(dfDone,i)) { // need to calculate new derivative | |
ef24eb3b | 2827 | if (!jacobOK) { |
2828 | if (fCurrentSensID!=kVtxSensID) fCurrentModule->CalcDerivDPosDPar(fCluster.GetVolumeID(),fMeasLoc,&dPdG[0][0]); | |
2829 | else for (int ip=AliITSAlignMille2Module::kMaxParGeom;ip--;) for (int jp=3;jp--;) dPdG[ip][jp] = (ip==jp) ? 1:0; | |
2830 | jacobOK = kTRUE; | |
2831 | } | |
6be22b3f | 2832 | // dRes_j/dGlo_i = \sum_{k=1:3} dRes_j/dPos_k * dPos_k/dGlo_i |
2833 | fDerivativeGlo[i][kX] = dRdP[kX][kX]*dPdG[i][kX] + dRdP[kY][kX]*dPdG[i][kY] + dRdP[kZ][kX]*dPdG[i][kZ]; | |
2834 | fDerivativeGlo[i][kY] = dRdP[kX][kY]*dPdG[i][kX] + dRdP[kY][kY]*dPdG[i][kY] + dRdP[kZ][kY]*dPdG[i][kZ]; | |
2835 | fDerivativeGlo[i][kZ] = dRdP[kX][kZ]*dPdG[i][kX] + dRdP[kY][kZ]*dPdG[i][kY] + dRdP[kZ][kZ]*dPdG[i][kZ]; | |
2836 | SetWordBit(dfDone,i); | |
2837 | } | |
2838 | // | |
2839 | m.fDerGlo[ifill][kX] = fDerivativeGlo[i][kX]; | |
2840 | m.fDerGlo[ifill][kY] = fDerivativeGlo[i][kY]; | |
2841 | m.fDerGlo[ifill][kZ] = fDerivativeGlo[i][kZ]; | |
2842 | m.fParMilleID[ifill++] = fCurrentModule->GetParOffset(i); | |
2843 | // | |
2844 | } | |
2845 | // | |
2846 | if ( fCurrentModule->IsSDD() ) { // specific for SDD | |
2847 | // | |
2848 | // assume for sensor local xloc = xloc0 + V0*dT0+dV*(T-T0) | |
2849 | // where V0 and T are the nominal drift velocity, time and time0 | |
2850 | // and the dT0 and dV are the corrections: | |
ef24eb3b | 2851 | // drloc_i/dT0 = sum_j drloc_i/dMeasGlo_j * dMeasGlo_j/dT0 = |
2852 | // = sum_j drloc_i/dMeasGlo_j sum_k dMeasGlo_j/dMeasLoc_k * dMeasLoc_k/dT0 | |
2853 | // = sum_j drloc_i/dMeasGlo_j dMeasGlo_j/dMeasLoc_X * V0 | |
2854 | // | |
2855 | // drloc_i/dV0 = sum_j drloc_i/dMeasGlo_j * dMeasGlo_j/dV0 = | |
2856 | // = sum_j drloc_i/dMeasGlo_j sum_k dMeasGlo_j/dMeasLoc_k * dMeasLoc_k/dV0 | |
2857 | // = sum_j drloc_i/dMeasGlo_j dMeasGlo_j/dMeasLoc_X * T0 | |
2858 | ||
6be22b3f | 2859 | // IMPORTANT: the geom derivatives are over the SENSOR LOCAL parameters |
2860 | // | |
ef24eb3b | 2861 | Bool_t jacOK = kFALSE; |
2862 | //Int_t sddLR = fMeasLoc[kX]>0 ? AliITSAlignMille2Module::kDOFDVL : AliITSAlignMille2Module::kDOFDVR; | |
2863 | Int_t sddLR = GetVDriftSDD()>0 ? AliITSAlignMille2Module::kDOFDVL : AliITSAlignMille2Module::kDOFDVR; | |
6be22b3f | 2864 | if (fCurrentModule->GetParOffset(AliITSAlignMille2Module::kDOFT0)>=0) { |
2865 | if (!TestWordBit(dfDone, AliITSAlignMille2Module::kDOFT0)) { | |
2866 | double vdrift = GetVDriftSDD(); | |
ef24eb3b | 2867 | JacobianPosGloLoc(kX,dGL); |
2868 | jacOK = kTRUE; | |
2869 | fDerivativeGlo[AliITSAlignMille2Module::kDOFT0][kX] = | |
2870 | vdrift*(dRdP[kX][kX]*dGL[kX] + dRdP[kY][kX]*dGL[kY] + dRdP[kZ][kX]*dGL[kZ]); | |
2871 | fDerivativeGlo[AliITSAlignMille2Module::kDOFT0][kY] = | |
2872 | vdrift*(dRdP[kX][kY]*dGL[kX] + dRdP[kY][kY]*dGL[kY] + dRdP[kZ][kY]*dGL[kZ]); | |
2873 | fDerivativeGlo[AliITSAlignMille2Module::kDOFT0][kZ] = | |
2874 | vdrift*(dRdP[kX][kZ]*dGL[kX] + dRdP[kY][kZ]*dGL[kY] + dRdP[kZ][kZ]*dGL[kZ]); | |
2875 | // | |
6be22b3f | 2876 | SetWordBit(dfDone, AliITSAlignMille2Module::kDOFT0); |
2877 | } | |
2878 | m.fDerGlo[ifill][kX] = fDerivativeGlo[AliITSAlignMille2Module::kDOFT0][kX]; | |
2879 | m.fDerGlo[ifill][kY] = fDerivativeGlo[AliITSAlignMille2Module::kDOFT0][kY]; | |
2880 | m.fDerGlo[ifill][kZ] = fDerivativeGlo[AliITSAlignMille2Module::kDOFT0][kZ]; | |
2881 | m.fParMilleID[ifill++] = fCurrentModule->GetParOffset(AliITSAlignMille2Module::kDOFT0); | |
2882 | } | |
2883 | // | |
ef24eb3b | 2884 | if (fCurrentModule->GetParOffset(sddLR)>=0) { |
2885 | if (!TestWordBit(dfDone, sddLR)) { | |
6be22b3f | 2886 | double tdrift = TMath::Sign(GetTDriftSDD(), GetVDriftSDD()); |
ef24eb3b | 2887 | double vdrift = fIsSDDVDriftMult ? TMath::Abs(GetVDriftSDD()) : 1; |
2888 | if (!jacOK) JacobianPosGloLoc(kX,dGL); | |
2889 | fDerivativeGlo[sddLR][kX] = | |
2890 | -tdrift*vdrift*(dRdP[kX][kX]*dGL[kX] + dRdP[kY][kX]*dGL[kY] + dRdP[kZ][kX]*dGL[kZ]); | |
2891 | fDerivativeGlo[sddLR][kY] = | |
2892 | -tdrift*vdrift*(dRdP[kX][kY]*dGL[kX] + dRdP[kY][kY]*dGL[kY] + dRdP[kZ][kY]*dGL[kZ]); | |
2893 | fDerivativeGlo[sddLR][kZ] = | |
2894 | -tdrift*vdrift*(dRdP[kX][kZ]*dGL[kX] + dRdP[kY][kZ]*dGL[kY] + dRdP[kZ][kZ]*dGL[kZ]); | |
2895 | SetWordBit(dfDone, sddLR); | |
6be22b3f | 2896 | } |
ef24eb3b | 2897 | m.fDerGlo[ifill][kX] = fDerivativeGlo[sddLR][kX]; |
2898 | m.fDerGlo[ifill][kY] = fDerivativeGlo[sddLR][kY]; | |
2899 | m.fDerGlo[ifill][kZ] = fDerivativeGlo[sddLR][kZ]; | |
2900 | m.fParMilleID[ifill++] = fCurrentModule->GetParOffset(sddLR); | |
6be22b3f | 2901 | } |
2902 | } | |
2903 | // | |
2904 | m.fModuleID[m.fNModFilled++] = fCurrentModule->GetUniqueID(); | |
2905 | } while( (fCurrentModule=fCurrentModule->GetParent()) ); | |
2906 | // | |
2907 | // store first local residuals | |
2908 | fTPAFitter->GetResiduals(fPintLoc , curpoint); // lab residuals | |
2909 | for (int i=3;i--;) fPintLoc[i] = -fPintLoc[i]; | |
2910 | tempHMat->MasterToLocalVect(fPintLoc,m.fMeas); // local residuals | |
2911 | m.fSigma[kX] = fSigmaLoc[kX]; | |
2912 | m.fSigma[kY] = fSigmaLoc[kY]; | |
2913 | m.fSigma[kZ] = fSigmaLoc[kZ]; | |
2914 | // | |
2915 | m.fNGlobFilled = ifill; | |
2916 | fCurrentModule = endModule; | |
2917 | // | |
8fd71c0a | 2918 | return status; |
6be22b3f | 2919 | } |
2920 | ||
2921 | //________________________________________________________________________________________________________ | |
2922 | void AliITSAlignMille2::SetLocalEquations(const Mille2Data *marr, Int_t neq) | |
2923 | { | |
2924 | /// Set local equations with data stored in m | |
2925 | /// return 0 if success | |
2926 | // | |
2927 | for (Int_t j=0; j<neq; j++) { | |
2928 | // | |
2929 | const Mille2Data &m = marr[j]; | |
2930 | // | |
2931 | Bool_t filled = kFALSE; | |
2932 | for (int ic=3;ic--;) { | |
ef24eb3b | 2933 | // for the diamond point (if any) the Y residual is accounted |
2934 | if (ic==kY && !fUseLocalYErr && !(m.fModuleID[0]==fDiamondModID)) continue; | |
6be22b3f | 2935 | AliDebug(2,Form("setting local equation %c with fMeas=%.6f and fSigma=%.6f",fgkXYZ[ic],m.fMeas[ic], m.fSigma[ic])); |
ef24eb3b | 2936 | Int_t nzero = 0; |
2937 | for (int i=fNLocal; i--;) nzero += SetLocalDerivative(i,m.fDerLoc[i][ic] ); | |
2938 | if (nzero==fNLocal) { | |
2939 | AliInfo(Form("Skipping %c residual due to the zero derivatives!",fgkXYZ[ic])); | |
2940 | continue; | |
2941 | } | |
8fd71c0a | 2942 | for (int i=m.fNGlobFilled;i--;) SetGlobalDerivative( m.fParMilleID[i] , m.fDerGlo[i][ic] ); |
6be22b3f | 2943 | fMillepede->SetLocalEquation(fGlobalDerivatives, fLocalDerivatives, m.fMeas[ic], m.fSigma[ic]); |
2944 | filled = kTRUE; | |
2945 | // | |
2946 | } | |
2947 | // | |
2948 | if (filled) for (int i=m.fNModFilled;i--;) GetMilleModule(m.fModuleID[i])->IncNProcessedPoints(); | |
2949 | } | |
ef24eb3b | 2950 | // |
2951 | double wgh = 1; | |
2952 | if (GetWeightPt() && fTPAFitter) { | |
2953 | wgh = fTPAFitter->GetPt(); | |
2954 | if (wgh>10) wgh = 10.; | |
2955 | if (wgh<0) wgh = fTPAFitter->IsTypeCosmics() ? 7 : 0.5; | |
2956 | if (GetWeightPt()>0) wgh = TMath::Power(wgh,GetWeightPt()); | |
2957 | } | |
2958 | fMillepede->SetRecordWeight(wgh*fTrackWeight); | |
2959 | // | |
6be22b3f | 2960 | } |
2961 | ||
2962 | //________________________________________________________________________________________________________ | |
2963 | Int_t AliITSAlignMille2::GlobalFit() | |
2964 | { | |
2965 | /// Call global fit; Global parameters are stored in parameters | |
2966 | if (!fIsMilleInit) Init(); | |
2967 | // | |
2968 | ApplyPreConstraints(); | |
2969 | int res = fMillepede->GlobalFit(); | |
2970 | AliInfo(Form("%s fitting global parameters!",res ? "Done":"Failed")); | |
2971 | if (res) { | |
2972 | // fetch the parameters | |
2973 | for (int imd=fNModules;imd--;) { | |
2974 | AliITSAlignMille2Module* mod = GetMilleModule(imd); | |
2975 | int nprocp = 0; | |
2976 | for (int ip=mod->GetNParTot();ip--;) { | |
2977 | int idp = mod->GetParOffset(ip); | |
2978 | if (idp<0) continue; // was not in the explicit fit | |
2979 | mod->SetParVal(ip,fMillepede->GetFinalParam(idp)); | |
2980 | mod->SetParErr(ip,fMillepede->GetFinalError(idp)); | |
2981 | int np = fMillepede->GetProcessedPoints(idp); | |
2982 | if (TMath::Abs(np)>TMath::Abs(nprocp)) nprocp = np; | |
2983 | } | |
2984 | if (!mod->GetNProcessedPoints()) mod->SetNProcessedPoints(nprocp); | |
2985 | } | |
2986 | ||
2987 | } | |
2988 | ApplyPostConstraints(); | |
2989 | return res; | |
2990 | } | |
2991 | ||
2992 | //________________________________________________________________________________________________________ | |
2993 | void AliITSAlignMille2::PrintGlobalParameters() | |
2994 | { | |
2995 | /// Print global parameters | |
2996 | if (!fIsMilleInit) { | |
2997 | AliInfo("Millepede has not been initialized!"); | |
2998 | return; | |
2999 | } | |
3000 | fMillepede->PrintGlobalParameters(); | |
3001 | } | |
3002 | ||
3003 | //________________________________________________________________________________________________________ | |
3004 | Int_t AliITSAlignMille2::LoadSuperModuleFile(const Char_t *sfile) | |
3005 | { | |
3006 | // load definitions of supermodules from a root file | |
3007 | // return 0 if success | |
ef24eb3b | 3008 | AliInfo(Form("Loading SuperModule definitions from %s",sfile)); |
6be22b3f | 3009 | TFile *smf=TFile::Open(sfile); |
3010 | if (!smf->IsOpen()) { | |
3011 | AliInfo(Form("Cannot open supermodule file %s",sfile)); | |
3012 | return -1; | |
3013 | } | |
3014 | ||
3015 | TClonesArray *sma=(TClonesArray*)smf->Get("ITSMilleSuperModules"); | |
3016 | if (!sma) { | |
3017 | AliInfo(Form("Cannot find ITSMilleSuperModules array in file")); | |
3018 | return -2; | |
3019 | } | |
3020 | Int_t nsma=sma->GetEntriesFast(); | |
3021 | AliInfo(Form("Array of SuperModules with %d entries\n",nsma)); | |
3022 | // | |
3023 | // pepo200709 | |
3024 | Char_t st[2048]; | |
3025 | char symname[250]; | |
3026 | // end pepo200709 | |
3027 | ||
3028 | UShort_t volid; | |
3029 | TGeoHMatrix m; | |
3030 | // | |
3031 | for (Int_t i=0; i<nsma; i++) { | |
3032 | AliAlignObjParams *a = (AliAlignObjParams*)sma->UncheckedAt(i); | |
3033 | volid=a->GetVolUID(); | |
3034 | strcpy(st,a->GetSymName()); | |
3035 | a->GetMatrix(m); | |
3036 | // | |
3037 | sscanf(st,"%s",symname); | |
3038 | // | |
3039 | // decode module list | |
3040 | char *stp=strstr(st,"ModuleList:"); | |
3041 | if (!stp) return -3; | |
3042 | stp += 11; | |
3043 | int idx[2200]; | |
3044 | char spp[200]; int jp=0; | |
3045 | char cl[20]; | |
3046 | strcpy(st,stp); | |
3047 | int l=strlen(st); | |
3048 | int j=0; | |
3049 | int n=0; | |
3050 | // | |
3051 | while (j<=l) { | |
3052 | if (st[j]==9 || st[j]==32 || st[j]==10 || st[j]==0) { | |
3053 | spp[jp]=0; | |
3054 | jp=0; | |
3055 | if (strlen(spp)) { | |
3056 | int k=strcspn(spp,"-"); | |
3057 | if (k<int(strlen(spp))) { // c'e' il - | |
3058 | strcpy(cl,&(spp[k+1])); | |
3059 | spp[k]=0; | |
3060 | int ifrom=atoi(spp); int ito=atoi(cl); | |
3061 | for (int b=ifrom; b<=ito; b++) { | |
3062 | idx[n]=b; | |
3063 | n++; | |
3064 | } | |
3065 | } | |
3066 | else { // numerillo singolo | |
3067 | idx[n]=atoi(spp); | |
3068 | n++; | |
3069 | } | |
3070 | } | |
3071 | } | |
3072 | else { | |
3073 | spp[jp]=st[j]; | |
3074 | jp++; | |
3075 | } | |
3076 | j++; | |
3077 | } | |
3078 | UShort_t volidsv[2198]; | |
3079 | for (j=0;j<n;j++) { | |
3080 | volidsv[j]=AliITSAlignMille2Module::GetVolumeIDFromIndex(idx[j]); | |
3081 | if (!volidsv[j]) { | |
3082 | AliInfo(Form("Index %d not valid (range 0->%d)",idx[j],kMaxITSSensID)); | |
3083 | return -5; | |
3084 | } | |
3085 | } | |
3086 | Int_t smindex=int(2198+volid-14336); // virtual index | |
3087 | // | |
3088 | fSuperModule.AddAtAndExpand(new AliITSAlignMille2Module(smindex,volid,symname,&m,n,volidsv),fNSuperModules); | |
3089 | // | |
3090 | fNSuperModules++; | |
3091 | } | |
3092 | // | |
3093 | smf->Close(); | |
3094 | // | |
3095 | return 0; | |
3096 | } | |
3097 | ||
3098 | //________________________________________________________________________________________________________ | |
3099 | void AliITSAlignMille2::ConstrainModuleSubUnitsMean(Int_t idm, Double_t val, UInt_t pattern) | |
3100 | { | |
3101 | // require that sum of modifications for the childs of this module is = val, i.e. | |
3102 | // the internal corrections moves the module as a whole by fixed value (0 by default). | |
3103 | // pattern is the bit pattern for the parameters to constrain | |
3104 | // | |
3105 | if (fIsMilleInit) { | |
3106 | AliInfo("Millepede has been already initialized: no constrain may be added!"); | |
3107 | return; | |
3108 | } | |
3109 | if (!GetMilleModule(idm)->GetNChildren()) return; | |
3110 | TString nm = "cstrSUMean"; | |
3111 | nm += GetNConstraints(); | |
3112 | AliITSAlignMille2Constraint *cstr = new AliITSAlignMille2Constraint(nm.Data(),AliITSAlignMille2Constraint::kTypeMean, | |
3113 | idm,val,pattern); | |
3114 | cstr->SetConstraintID(GetNConstraints()); | |
3115 | fConstraints.Add(cstr); | |
3116 | } | |
3117 | ||
3118 | //________________________________________________________________________________________________________ | |
3119 | void AliITSAlignMille2::ConstrainModuleSubUnitsMedian(Int_t idm, Double_t val, UInt_t pattern) | |
3120 | { | |
3121 | // require that median of the modifications for the childs of this module is = val, i.e. | |
3122 | // the internal corrections moves the module as a whole by fixed value (0 by default) | |
3123 | // module the outliers. | |
3124 | // pattern is the bit pattern for the parameters to constrain | |
3125 | // The difference between the mean and the median will be transfered to the parent | |
3126 | if (fIsMilleInit) { | |
3127 | AliInfo("Millepede has been already initialized: no constrain may be added!"); | |
3128 | return; | |
3129 | } | |
3130 | if (!GetMilleModule(idm)->GetNChildren()) return; | |
3131 | TString nm = "cstrSUMed"; | |
3132 | nm += GetNConstraints(); | |
3133 | AliITSAlignMille2Constraint *cstr = new AliITSAlignMille2Constraint(nm.Data(),AliITSAlignMille2Constraint::kTypeMedian, | |
3134 | idm,val,pattern); | |
3135 | cstr->SetConstraintID(GetNConstraints()); | |
3136 | fConstraints.Add(cstr); | |
3137 | } | |
3138 | ||
3139 | //________________________________________________________________________________________________________ | |
3140 | void AliITSAlignMille2::ConstrainOrphansMean(Double_t val, UInt_t pattern) | |
3141 | { | |
3142 | // require that median of the modifications for the supermodules which have no parents is = val, i.e. | |
3143 | // the corrections moves the whole setup by fixed value (0 by default) modulo the outliers. | |
3144 | // pattern is the bit pattern for the parameters to constrain | |
3145 | // | |
3146 | if (fIsMilleInit) { | |
3147 | AliInfo("Millepede has been already initialized: no constrain may be added!"); | |
3148 | return; | |
3149 | } | |
3150 | TString nm = "cstrOMean"; | |
3151 | nm += GetNConstraints(); | |
3152 | AliITSAlignMille2Constraint *cstr = new AliITSAlignMille2Constraint(nm.Data(),AliITSAlignMille2Constraint::kTypeMean, | |
3153 | -1,val,pattern); | |
3154 | cstr->SetConstraintID(GetNConstraints()); | |
3155 | fConstraints.Add(cstr); | |
3156 | } | |
3157 | ||
3158 | //________________________________________________________________________________________________________ | |
3159 | void AliITSAlignMille2::ConstrainOrphansMedian(Double_t val, UInt_t pattern) | |
3160 | { | |
3161 | // require that median of the modifications for the supermodules which have no parents is = val, i.e. | |
3162 | // the corrections moves the whole setup by fixed value (0 by default) modulo the outliers. | |
3163 | // pattern is the bit pattern for the parameters to constrain | |
3164 | // | |
3165 | if (fIsMilleInit) { | |
3166 | AliInfo("Millepede has been already initialized: no constrain may be added!"); | |
3167 | return; | |
3168 | } | |
3169 | TString nm = "cstrOMed"; | |
3170 | nm += GetNConstraints(); | |
3171 | AliITSAlignMille2Constraint *cstr = new AliITSAlignMille2Constraint(nm.Data(),AliITSAlignMille2Constraint::kTypeMedian, | |
3172 | -1,val,pattern); | |
3173 | cstr->SetConstraintID(GetNConstraints()); | |
3174 | fConstraints.Add(cstr); | |
3175 | } | |
3176 | ||
3177 | //________________________________________________________________________________________________________ | |
3178 | void AliITSAlignMille2::ConstrainLocal(const Char_t* name,Double_t *parcf,Int_t npar,Double_t val,Double_t err) | |
3179 | { | |
3180 | // apply constraint on parameters in the local frame | |
3181 | if (fIsMilleInit) { | |
3182 | AliInfo("Millepede has been already initialized: no constrain may be added!"); | |
3183 | return; | |
3184 | } | |
3185 | AliITSAlignMille2ConstrArray *cstr = new AliITSAlignMille2ConstrArray(name,parcf,npar,val,err); | |
3186 | cstr->SetConstraintID(GetNConstraints()); | |
3187 | fConstraints.Add(cstr); | |
3188 | } | |
3189 | ||
3190 | //________________________________________________________________________________________________________ | |
3191 | void AliITSAlignMille2::ApplyGaussianConstraint(const AliITSAlignMille2ConstrArray* cstr) | |
3192 | { | |
3193 | // apply the constraint on the local corrections of a list of modules | |
3194 | int nmod = cstr->GetNModules(); | |
3195 | double jacobian[AliITSAlignMille2Module::kMaxParGeom][AliITSAlignMille2Module::kMaxParGeom]; | |
3196 | // | |
ef24eb3b | 3197 | // check if this not special SDDT0 constraint |
3198 | if (cstr->GetPattern()==BIT(AliITSAlignMille2Module::kDOFT0)) { | |
3199 | for (int i=0;i<cstr->GetNModules()-1;i++) { | |
3200 | AliITSAlignMille2Module *mdI = GetMilleModule(cstr->GetModuleID(i)); | |
3201 | if (!mdI->IsFreeDOF(AliITSAlignMille2Module::kDOFT0)) continue; | |
3202 | for (int j=i+1;j<cstr->GetNModules();j++) { | |
3203 | AliITSAlignMille2Module *mdJ = GetMilleModule(cstr->GetModuleID(j)); | |
3204 | if (!mdJ->IsFreeDOF(AliITSAlignMille2Module::kDOFT0)) continue; | |
3205 | // | |
3206 | ResetLocalEquation(); | |
3207 | fGlobalDerivatives[mdI->GetParOffset(AliITSAlignMille2Module::kDOFT0)] = 1; | |
3208 | fGlobalDerivatives[mdJ->GetParOffset(AliITSAlignMille2Module::kDOFT0)] =-1; | |
3209 | AddConstraint(fGlobalDerivatives, 0, 1.E-6); | |
3210 | } | |
3211 | } | |
3212 | return; | |
3213 | } | |
3214 | ||
6be22b3f | 3215 | for (int imd=nmod;imd--;) { |
3216 | int modID = cstr->GetModuleID(imd); | |
3217 | AliITSAlignMille2Module* mod = GetMilleModule(modID); | |
3218 | ResetLocalEquation(); | |
3219 | int nadded = 0; | |
3220 | double value = cstr->GetValue(); | |
3221 | double sigma = cstr->GetError(); | |
3222 | // | |
3223 | // in case the reference (survey) deltas were imposed for Gaussian constraints | |
3224 | // already accumulated corrections: they must be subtracted from the constraint value. | |
3225 | if (IsConstraintWrtRef()) { | |
3226 | // | |
3227 | Double_t precal[AliITSAlignMille2Module::kMaxParTot]; | |
3228 | Double_t refcal[AliITSAlignMille2Module::kMaxParTot]; | |
3229 | for (int ip=AliITSAlignMille2Module::kMaxParTot;ip--;) {precal[ip]=0; refcal[ip] = 0.;} | |
3230 | // | |
3231 | // check if there was a reference delta provided for this module | |
3232 | AliAlignObjParams* parref = GetConstrRefObject(mod->GetName()); | |
3233 | if (parref) parref->GetPars(refcal, refcal+3); // found reference delta | |
3234 | // | |
3235 | // extract already applied local corrections for this module | |
3236 | if (fPrealignment) { | |
3237 | // | |
3238 | AliAlignObjParams *preo = GetPrealignedObject(mod->GetName()); | |
3239 | if (preo) { | |
3240 | TGeoHMatrix preMat,tmpMat = *mod->GetMatrix(); // Delta_Glob * Delta_Glob_Par * M | |
3241 | preo->GetMatrix(preMat); // Delta_Glob | |
3242 | preMat.MultiplyLeft( &tmpMat.Inverse() ); // M^-1 * Delta_Glob_Par^-1 = (Delta_Glob_Par * M)^-1 | |
3243 | tmpMat.MultiplyLeft( &preMat ); // (Delta_Glob_Par * M)^-1 * Delta_Glob * Delta_Glob_Par * M = Delta_loc | |
3244 | AliAlignObjParams algob; | |
3245 | algob.SetMatrix(tmpMat); | |
3246 | algob.GetPars(precal,precal+3); // local corrections for geometry | |
3247 | } | |
3248 | } | |
3249 | // | |
3250 | // subtract the contribution to constraint from precalibration | |
3251 | for (int ipar=cstr->GetNCoeffs();ipar--;) value += (refcal[ipar]-precal[ipar])*cstr->GetCoeff(ipar); | |
3252 | // | |
3253 | } | |
3254 | // | |
3255 | if (fUseGlobalDelta) mod->CalcDerivLocGlo(&jacobian[0][0]); | |
3256 | // | |
3257 | for (int ipar=cstr->GetNCoeffs();ipar--;) { | |
3258 | double coef = cstr->GetCoeff(ipar); | |
3259 | if (IsZero(coef)) continue; | |
3260 | // | |
3261 | if (!fUseGlobalDelta || ipar>= AliITSAlignMille2Module::kMaxParGeom) { // | |
3262 | // we are working with local params or if the given param is not related to geometry, | |
3263 | // apply the constraint directly | |
3264 | int parPos = mod->GetParOffset(ipar); | |
3265 | if (parPos<0) continue; // not in the fit | |
3266 | fGlobalDerivatives[parPos] += coef; | |
3267 | nadded++; | |
3268 | } | |
3269 | else { // we are working with global params, while the constraint is on local ones -> jacobian | |
3270 | for (int jpar=AliITSAlignMille2Module::kMaxParGeom;jpar--;) { | |
3271 | int parPos = mod->GetParOffset(jpar); | |
3272 | if (parPos<0) continue; | |
3273 | fGlobalDerivatives[parPos] += coef*jacobian[ipar][jpar]; | |
3274 | nadded++; | |
3275 | } | |
3276 | } | |
3277 | } | |
3278 | if (nadded) AddConstraint(fGlobalDerivatives, value, sigma); | |
3279 | } | |
3280 | // | |
3281 | } | |
3282 | ||
3283 | //________________________________________________________________________________________________________ | |
3284 | void AliITSAlignMille2::ApplyPreConstraints() | |
3285 | { | |
3286 | // apply constriants which cannot be imposed after the fit | |
3287 | int nconstr = GetNConstraints(); | |
3288 | for (int i=0;i<nconstr;i++) { | |
3289 | AliITSAlignMille2Constraint* cstr = GetConstraint(i); | |
3290 | // | |
3291 | if (cstr->GetType() == AliITSAlignMille2ConstrArray::kTypeGaussian) { | |
3292 | ApplyGaussianConstraint( (AliITSAlignMille2ConstrArray*)cstr); | |
3293 | continue; | |
3294 | } | |
3295 | // | |
3296 | if (cstr->GetType() == AliITSAlignMille2Constraint::kTypeMedian) continue; // post type constraint | |
3297 | // | |
3298 | if (!fUseGlobalDelta) continue; // mean/med constraints must be applied to global deltas | |
3299 | // apply constraint on the mean's before the fit | |
3300 | int imd = cstr->GetModuleID(); | |
3301 | if (imd>=0) { | |
3302 | AliITSAlignMille2Module* mod = GetMilleModule(imd); | |
3303 | UInt_t pattern = 0; | |
3304 | for (int ipar=mod->GetNParTot();ipar--;) { | |
3305 | if (!cstr->IncludesParam(ipar)) continue; | |
3306 | if (mod->GetParOffset(ipar)<0) continue; // parameter is not in the explicit fit -> post constraint | |
3307 | pattern |= 0x1<<ipar; | |
3308 | cstr->SetApplied(ipar); | |
3309 | } | |
3310 | ConstrainModuleSubUnits(imd,cstr->GetValue(),pattern); | |
3311 | // | |
3312 | } | |
3313 | else if (!PseudoParentsAllowed()) { | |
3314 | ConstrainOrphans(cstr->GetValue(),(UInt_t)cstr->GetPattern()); | |
3315 | cstr->SetApplied(-1); | |
3316 | } | |
3317 | } | |
ef24eb3b | 3318 | // |
3319 | // do we need to tie the SDD left/right VDrift corrections | |
3320 | for (int imd=0;imd<fNModules;imd++) { | |
3321 | AliITSAlignMille2Module* mod = GetMilleModule(imd); | |
3322 | if (mod->IsSDD() && mod->IsVDriftLRSame()) TieSDDVDriftsLR(mod); | |
3323 | } | |
3324 | // | |
6be22b3f | 3325 | } |
3326 | ||
3327 | //________________________________________________________________________________________________________ | |
3328 | void AliITSAlignMille2::ApplyPostConstraints() | |
3329 | { | |
3330 | // apply constraints which can be imposed after the fit | |
3331 | int nconstr = GetNConstraints(); | |
3332 | Bool_t convGlo = kFALSE; | |
3333 | // check if there is something to do | |
3334 | int ntodo = 0; | |
3335 | for (int i=0;i<nconstr;i++) { | |
3336 | AliITSAlignMille2Constraint* cstr = GetConstraint(i); | |
3337 | if (cstr->GetType() == AliITSAlignMille2ConstrArray::kTypeGaussian) continue; | |
3338 | if (cstr->GetRemainingPattern() == 0) continue; | |
3339 | ntodo++; | |
3340 | } | |
3341 | if (!ntodo) return; | |
3342 | // | |
3343 | if (!fUseGlobalDelta) { // need to convert to global params | |
3344 | ConvertParamsToGlobal(); | |
3345 | convGlo = kTRUE; | |
3346 | } | |
3347 | // | |
3348 | for (int i=0;i<nconstr;i++) { | |
3349 | AliITSAlignMille2Constraint* cstr = GetConstraint(i); | |
3350 | if (cstr->GetType() == AliITSAlignMille2ConstrArray::kTypeGaussian) continue; | |
3351 | // | |
3352 | int imd = cstr->GetModuleID(); | |
3353 | // | |
3354 | if (imd>=0) { | |
3355 | AliITSAlignMille2Module* mod = GetMilleModule(imd); | |
3356 | UInt_t pattern = 0; | |
3357 | for (int ipar=mod->GetNParTot();ipar--;) { | |
3358 | if (cstr->IsApplied(ipar)) continue; | |
3359 | if (!cstr->IncludesParam(ipar)) continue; | |
3360 | if (!mod->IsFreeDOF(ipar)) continue; // parameter is fixed, will not apply constraint | |
3361 | pattern |= 0x1<<ipar; | |
3362 | cstr->SetApplied(ipar); | |
3363 | } | |
3364 | if (pattern) PostConstrainModuleSubUnits(cstr->GetType(),cstr->GetModuleID(),cstr->GetValue(),pattern); | |
3365 | // | |
3366 | } | |
3367 | else if (PseudoParentsAllowed()) { | |
3368 | UInt_t pattern = (UInt_t)cstr->GetRemainingPattern(); | |
3369 | PostConstrainOrphans(cstr->GetType(),cstr->GetValue(),pattern); | |
3370 | cstr->SetApplied(-1); | |
3371 | } | |
3372 | } | |
3373 | // if there was a conversion, rewind it | |
3374 | if (convGlo) ConvertParamsToLocal(); | |
3375 | // | |
3376 | } | |
3377 | ||
3378 | //________________________________________________________________________________________________________ | |
3379 | void AliITSAlignMille2::ConstrainModuleSubUnits(Int_t idm, Double_t val, UInt_t pattern) | |
3380 | { | |
3381 | // require that sum of modifications for the childs of this module is = val, i.e. | |
3382 | // the internal corrections moves the module as a whole by fixed value (0 by default). | |
3383 | // pattern is the bit pattern for the parameters to constrain | |
3384 | // | |
3385 | // | |
3386 | AliITSAlignMille2Module* mod = GetMilleModule(idm); | |
3387 | // | |
3388 | for (int ip=0;ip<kNParCh;ip++) { | |
3389 | if ( !((pattern>>ip)&0x1) /*|| !parent->IsFreeDOF(ip)*/) continue; | |
3390 | ResetLocalEquation(); | |
3391 | int nadd = 0; | |
3392 | for (int ich=mod->GetNChildren();ich--;) { | |
3393 | int idpar = ((AliITSAlignMille2Module*)mod->GetChild(ich))->GetParOffset(ip); | |
3394 | if (idpar<0) continue; | |
3395 | fGlobalDerivatives[idpar] = 1.0; | |
3396 | nadd++; | |
3397 | } | |
3398 | // | |
3399 | if (nadd>0) { | |
3400 | AddConstraint(fGlobalDerivatives,val); | |
3401 | AliInfo(Form("Constrained param %d for %d submodules of module #%d: %s",ip,nadd,idm,mod->GetName())); | |
3402 | } | |
3403 | } | |
3404 | // | |
3405 | } | |
3406 | ||
3407 | //________________________________________________________________________________________________________ | |
3408 | void AliITSAlignMille2::ConstrainOrphans(Double_t val, UInt_t pattern) | |
3409 | { | |
3410 | // require that median of the modifications for the supermodules which have no parents is = val, i.e. | |
3411 | // the corrections moves the whole setup by fixed value (0 by default) modulo the outliers. | |
3412 | // pattern is the bit pattern for the parameters to constrain | |
3413 | // | |
3414 | for (int ip=0;ip<kNParCh;ip++) { | |
3415 | // | |
3416 | if ( !((pattern>>ip)&0x1) ) continue; | |
3417 | ResetLocalEquation(); | |
3418 | int nadd = 0; | |
3419 | for (int imd=fNModules;imd--;) { | |
3420 | AliITSAlignMille2Module* mod = GetMilleModule(imd); | |
3421 | if (mod->GetParent()) continue; // this is not an orphan | |
3422 | int idpar = mod->GetParOffset(ip); | |
3423 | if (idpar<0) continue; | |
3424 | fGlobalDerivatives[idpar] = 1.0; | |
3425 | nadd++; | |
3426 | } | |
3427 | if (nadd>0) { | |
3428 | AddConstraint(fGlobalDerivatives,val); | |
3429 | AliInfo(Form("Constrained param %d for %d orphan modules",ip,nadd)); | |
3430 | } | |
3431 | } | |
3432 | // | |
3433 | // | |
3434 | } | |
3435 | ||
3436 | //________________________________________________________________________________________________________ | |
3437 | void AliITSAlignMille2::PostConstrainModuleSubUnits(Int_t type,Int_t idm, Double_t val, UInt_t pattern) | |
3438 | { | |
3439 | // require that median or mean of the modifications for the childs of this module is = val, i.e. | |
3440 | // the internal corrections moves the module as a whole by fixed value (0 by default) | |
3441 | // module the outliers. | |
3442 | // pattern is the bit pattern for the parameters to constrain | |
3443 | // The difference between the mean and the median will be transfered to the parent | |
3444 | // | |
3445 | AliITSAlignMille2Module* parent = GetMilleModule(idm); | |
3446 | int nc = parent->GetNChildren(); | |
3447 | // | |
3448 | double *tmpArr = new double[nc]; | |
3449 | // | |
3450 | for (int ip=0;ip<kNParCh;ip++) { | |
3451 | int npc = 0; | |
3452 | if ( !((pattern>>ip)&0x1) || !parent->IsFreeDOF(ip)) continue; | |
3453 | // compute the mean and median of the deltas | |
3454 | int nfree = 0; | |
3455 | for (int ich=nc;ich--;) { | |
3456 | AliITSAlignMille2Module* child = parent->GetChild(ich); | |
3457 | // if (!child->IsFreeDOF(ip)) continue; | |
3458 | tmpArr[nfree++] = child->GetParVal(ip); | |
3459 | } | |
3460 | double median=0,mean=0; | |
3461 | for (int ic0=0;ic0<nfree;ic0++) {// order the deltas | |
3462 | mean += tmpArr[ic0]; | |
3463 | for (int ic1=ic0+1;ic1<nfree;ic1++) | |
3464 | if (tmpArr[ic0]>tmpArr[ic1]) {double tv=tmpArr[ic0]; tmpArr[ic0]=tmpArr[ic1]; tmpArr[ic1]=tv;} | |
3465 | } | |
3466 | // | |
3467 | int kmed = nfree/2; | |
3468 | median = (tmpArr[kmed]+tmpArr[nfree-kmed-1])/2.; | |
3469 | if (nfree>0) mean /= nfree; | |
3470 | // | |
3471 | double shift = val - (type==AliITSAlignMille2Constraint::kTypeMean ? mean : median); | |
3472 | // | |
3473 | for (int ich=nc;ich--;) { | |
3474 | AliITSAlignMille2Module* child = parent->GetChild(ich); | |
3475 | // if (!child->IsFreeDOF(ip)) continue; | |
3476 | child->SetParVal(ip, child->GetParVal(ip) + shift); | |
3477 | npc++; | |
3478 | } | |
3479 | // | |
3480 | parent->SetParVal(ip, parent->GetParVal(ip) - shift); | |
ef24eb3b | 3481 | AliInfo(Form("%s constraint: added %+f shift to param[%d] of %d children of module %d: %s", |
6be22b3f | 3482 | type==AliITSAlignMille2Constraint::kTypeMean ? "MEAN" : "MEDIAN",shift, |
3483 | ip,npc,idm,parent->GetName())); | |
3484 | } | |
3485 | delete[] tmpArr; | |
3486 | // | |
3487 | // | |
3488 | } | |
3489 | ||
3490 | //________________________________________________________________________________________________________ | |
3491 | void AliITSAlignMille2::PostConstrainOrphans(Int_t type,Double_t val, UInt_t pattern) | |
3492 | { | |
3493 | // require that median or mean of modifications for the supermodules which have no parents is = val, i.e. | |
3494 | // the corrections moves the whole setup by fixed value (0 by default). | |
3495 | // pattern is the bit pattern for the parameters to constrain | |
3496 | // | |
3497 | int nc = fNModules; | |
3498 | // | |
3499 | int norph = 0; | |
3500 | for (int ich=nc;ich--;) if (!GetMilleModule(ich)->GetParent()) norph ++; | |
3501 | if (!norph) return; | |
3502 | double *tmpArr = new double[norph]; | |
3503 | // | |
3504 | for (int ip=0;ip<kNParCh;ip++) { | |
3505 | int npc = 0; | |
3506 | if ( !((pattern>>ip)&0x1)) continue; | |
3507 | // compute the mean and median of the deltas | |
3508 | int nfree = 0; | |
3509 | for (int ich=nc;ich--;) { | |
3510 | AliITSAlignMille2Module* child = GetMilleModule(ich); | |
3511 | // if (child->GetParent() || !child->IsFreeDOF(ip)) continue; | |
3512 | if (child->GetParent()) continue; | |
3513 | tmpArr[nfree++] = child->GetParVal(ip); | |
3514 | } | |
3515 | double median=0,mean=0; | |
3516 | for (int ic0=0;ic0<nfree;ic0++) {// order the deltas | |
3517 | mean += tmpArr[ic0]; | |
3518 | for (int ic1=ic0+1;ic1<nfree;ic1++) | |
3519 | if (tmpArr[ic0]>tmpArr[ic1]) {double tv=tmpArr[ic0]; tmpArr[ic0]=tmpArr[ic1]; tmpArr[ic1]=tv;} | |
3520 | } | |
3521 | // | |
3522 | int kmed = nfree/2; | |
3523 | median = (tmpArr[kmed]+tmpArr[nfree-kmed-1])/2.; | |
3524 | if (nfree>0) mean /= nfree; | |
3525 | // | |
3526 | double shift = val - (type==AliITSAlignMille2Constraint::kTypeMean ? mean : median); | |
3527 | // | |
3528 | for (int ich=nc;ich--;) { | |
3529 | AliITSAlignMille2Module* child = GetMilleModule(ich); | |
3530 | // if (child->GetParent() || !child->IsFreeDOF(ip)) continue; | |
3531 | if (child->GetParent()) continue; | |
3532 | child->SetParVal(ip, child->GetParVal(ip) + shift); | |
3533 | npc++; | |
3534 | } | |
3535 | // | |
ef24eb3b | 3536 | AliInfo(Form("%s constraint: added %+f shift to param[%d] of %d orphan modules", |
6be22b3f | 3537 | type==AliITSAlignMille2Constraint::kTypeMean ? "MEAN" : "MEDIAN",shift, |
3538 | ip,npc)); | |
3539 | } | |
3540 | delete[] tmpArr; | |
3541 | // | |
3542 | } | |
3543 | ||
3544 | //________________________________________________________________________________________________________ | |
3545 | Bool_t AliITSAlignMille2::IsParModConstrained(const AliITSAlignMille2Module* mod,Int_t par, Bool_t &meanmed, Bool_t &gaussian) const | |
3546 | { | |
3547 | // check if par of the module participates in some constraint, and set the flag for their types | |
3548 | meanmed = gaussian = kFALSE; | |
3549 | // | |
3550 | if ( mod->IsParConstrained(par) ) gaussian = kTRUE; // direct constraint on this param | |
3551 | // | |
3552 | for (int icstr=GetNConstraints();icstr--;) { | |
3553 | AliITSAlignMille2Constraint* cstr = GetConstraint(icstr); | |
3554 | // | |
3555 | if (!cstr->IncludesModPar(mod,par)) continue; | |
3556 | if (cstr->GetType()==AliITSAlignMille2ConstrArray::kTypeGaussian) gaussian = kTRUE; | |
3557 | else meanmed = kTRUE; | |
3558 | // | |
3559 | if (meanmed && gaussian) break; // no sense to check further | |
3560 | } | |
3561 | // | |
3562 | return meanmed||gaussian; | |
3563 | } | |
3564 | ||
3565 | //________________________________________________________________________________________________________ | |
3566 | Bool_t AliITSAlignMille2::IsParModFamilyVaried(const AliITSAlignMille2Module* mod,Int_t par,Int_t depth) const | |
3567 | { | |
3568 | // check if parameter par is varied for this module or its children up to the level depth | |
3569 | if (depth<0) return kFALSE; | |
3570 | if (mod->GetParOffset(par)>=0) return kTRUE; | |
3571 | for (int icld=mod->GetNChildren();icld--;) { | |
3572 | AliITSAlignMille2Module* child = mod->GetChild(icld); | |
3573 | if (IsParModFamilyVaried(child, par, depth-1)) return kTRUE; | |
3574 | } | |
3575 | return kFALSE; | |
3576 | // | |
3577 | } | |
3578 | ||
3579 | /* | |
3580 | //________________________________________________________________________________________________________ | |
3581 | Bool_t AliITSAlignMille2::IsParFamilyFree(AliITSAlignMille2Module* mod,Int_t par,Int_t depth) const | |
3582 | { | |
3583 | // check if parameter par is varied and is not subjected to gaussian constraint for the children up to the level depth | |
3584 | if (depth<0) return kTRUE; | |
3585 | for (int icld=mod->GetNChildren();icld--;) { | |
3586 | AliITSAlignMille2Module* child = mod->GetChild(icld); | |
3587 | //if (child->GetParOffset(par)<0) continue; // fixed | |
3588 | Bool_t cstMM=kFALSE,cstGS=kFALSE; | |
3589 | // does this child have gaussian constraint ? | |
3590 | if (!IsParModConstrained(child,par,cstMM,cstGS) || !cstGS ) return kTRUE; | |
3591 | // check its children | |
3592 | if (!IsParFamilyFree(child,par,depth-1)) return kTRUE; | |
3593 | } | |
3594 | return kFALSE; | |
3595 | // | |
3596 | } | |
3597 | */ | |
3598 | ||
3599 | //________________________________________________________________________________________________________ | |
3600 | Bool_t AliITSAlignMille2::IsParFamilyFree(const AliITSAlignMille2Module* mod,Int_t par,Int_t depth) const | |
3601 | { | |
3602 | // check if parameter par is varied and is not subjected to gaussian constraint for the children up to the level depth | |
3603 | if (depth<0) return kFALSE; | |
3604 | for (int icld=mod->GetNChildren();icld--;) { | |
3605 | AliITSAlignMille2Module* child = mod->GetChild(icld); | |
3606 | //if (child->GetParOffset(par)<0) continue; // fixed | |
3607 | Bool_t cstMM=kFALSE,cstGS=kFALSE; | |
3608 | // does this child have gaussian constraint ? | |
3609 | if (!IsParModConstrained(child,par,cstMM,cstGS) || !cstGS ) return kTRUE; | |
3610 | // check its children | |
3611 | if (IsParFamilyFree(child,par,depth-1)) return kTRUE; | |
3612 | } | |
3613 | return kFALSE; | |
3614 | // | |
3615 | } | |
3616 | ||
3617 | //________________________________________________________________________________________________________ | |
3618 | Double_t AliITSAlignMille2::GetTDriftSDD() const | |
3619 | { | |
3620 | // obtain drift time corrected for t0 | |
3621 | double t = fCluster.GetDriftTime(); | |
3622 | return t - fDriftTime0[ fCluster.GetUniqueID()-1 ]; | |
3623 | } | |
3624 | ||
3625 | //________________________________________________________________________________________________________ | |
3626 | Double_t AliITSAlignMille2::GetVDriftSDD() const | |
3627 | { | |
3628 | // obtain corrected drift speed | |
3629 | return fDriftSpeed[ fCluster.GetUniqueID()-1 ]; | |
3630 | } | |
3631 | ||
3632 | //________________________________________________________________________________________________________ | |
3633 | Bool_t AliITSAlignMille2::FixedOrphans() const | |
3634 | { | |
3635 | // are there fixed modules with no parent (normally in such a case | |
3636 | // the constraints on the orphans should not be applied | |
3637 | if (!IsConfigured()) { | |
3638 | AliInfo("Still not configured"); | |
3639 | return kFALSE; | |
3640 | } | |
3641 | for (int i=0;i<fNModules;i++) { | |
3642 | AliITSAlignMille2Module* md = GetMilleModule(i); | |
3643 | if (md->GetParent()==0 && md->GetNParFree()==0) return kTRUE; | |
3644 | } | |
3645 | return kFALSE; | |
3646 | } | |
3647 | ||
3648 | //________________________________________________________________________________________________________ | |
3649 | void AliITSAlignMille2::ConvertParamsToGlobal() | |
3650 | { | |
3651 | // convert params in local frame to global one | |
3652 | double pars[AliITSAlignMille2Module::kMaxParGeom]; | |
3653 | for (int imd=fNModules;imd--;) { | |
3654 | AliITSAlignMille2Module* mod = GetMilleModule(imd); | |
3655 | if (mod->GeomParamsGlobal()) continue; | |
3656 | mod->GetGeomParamsGlo(pars); | |
3657 | mod->SetParVals(pars,AliITSAlignMille2Module::kMaxParGeom); | |
3658 | mod->SetGeomParamsGlobal(kTRUE); | |
3659 | } | |
3660 | } | |
3661 | ||
3662 | //________________________________________________________________________________________________________ | |
3663 | void AliITSAlignMille2::ConvertParamsToLocal() | |
3664 | { | |
3665 | // convert params in global frame to local one | |
3666 | double pars[AliITSAlignMille2Module::kMaxParGeom]; | |
3667 | for (int imd=fNModules;imd--;) { | |
3668 | AliITSAlignMille2Module* mod = GetMilleModule(imd); | |
3669 | if (!mod->GeomParamsGlobal()) continue; | |
3670 | mod->GetGeomParamsLoc(pars); | |
3671 | mod->SetParVals(pars,AliITSAlignMille2Module::kMaxParGeom); | |
3672 | mod->SetGeomParamsGlobal(kFALSE); | |
3673 | } | |
3674 | } | |
3675 | ||
3676 | //________________________________________________________________________________________________________ | |
3677 | void AliITSAlignMille2::SetBField(Double_t b) | |
3678 | { | |
3679 | // set Bz value | |
3680 | if (IsZero(b,1e-5)) { | |
3681 | fBField = 0.0; | |
3682 | fBOn = kFALSE; | |
3683 | fNLocal = 4; | |
3684 | } | |
3685 | else { | |
3686 | fBField = b; | |
3687 | fBOn = kTRUE; | |
3688 | fNLocal = 5; // helices | |
3689 | } | |
3690 | } | |
3691 | ||
3692 | //________________________________________________________________________________________________________ | |
3693 | Int_t AliITSAlignMille2::ProcessUserInfo(TList* userInfo) | |
3694 | { | |
3695 | // extract calibration information used for TrackPointArray creation from run info | |
3696 | // | |
3697 | if (!userInfo) { AliInfo("No UserInfo is provided"); return 0;} | |
3698 | // | |
3699 | TMap *cdbMap=0; | |
3700 | TList* cdbList=0; | |
ef24eb3b | 3701 | TObjString *objStr,*objStr1,*keyStr; |
3702 | TString cdbStr; | |
6be22b3f | 3703 | AliCDBManager* man = AliCDBManager::Instance(); |
ef24eb3b | 3704 | man->SetCacheFlag(kFALSE); |
6be22b3f | 3705 | // |
3706 | int run = userInfo->GetUniqueID(); | |
3707 | AliInfo(Form("UserInfo corresponds to run#%d",run)); | |
3708 | cdbMap = (TMap*)userInfo->FindObject("cdbMap"); | |
ef24eb3b | 3709 | const TMap *curMap = man->GetStorageMap(); |
6be22b3f | 3710 | if (!cdbMap) {AliInfo("No CDB Map found in UserInfo");} |
3711 | else { | |
ef24eb3b | 3712 | if ((objStr=(TObjString*)cdbMap->GetValue("default"))) { // first set default CDB path |
3713 | if ((objStr1=(TObjString*)curMap->GetValue("default")) && objStr1->GetUniqueID()) { | |
3714 | AliInfo(Form("OCDB default path from UserInfo: %s is overriden by user setting %s",objStr->GetName(),objStr1->GetName())); | |
3715 | } | |
3716 | else { | |
3717 | cdbStr = objStr->GetString(); | |
3718 | man->UnsetDefaultStorage(); | |
3719 | if (man->GetRaw()) man->SetRaw(kFALSE); | |
3720 | if (cdbStr.BeginsWith("raw://")) cdbStr = "raw://"; | |
3721 | AliInfo(Form("Default CDB Storage from UserInfo: %s",cdbStr.Data())); | |
3722 | man->SetDefaultStorage( cdbStr.Data() ); // this may be overriden later by configuration file | |
3723 | } | |
6be22b3f | 3724 | } |
ef24eb3b | 3725 | if (man->GetRaw() && run>0) man->SetRun(run); |
6be22b3f | 3726 | // |
3727 | // set specific paths relevant for alignment | |
3728 | TIter itMap(cdbMap); | |
3729 | while( (keyStr=(TObjString*)itMap.Next()) ) { | |
3730 | TString keyS = keyStr->GetString(); | |
3731 | if ( keyS == "default" ) continue; | |
ef24eb3b | 3732 | // |
3733 | TObjString* curPath = (TObjString*)curMap->GetValue(keyStr->GetName()); | |
3734 | if (curPath && curPath->GetUniqueID()) { | |
3735 | AliInfo(Form("Storage for %s from UserInfo\n is overriden by user setting %s",keyS.Data(),curPath->GetName())); | |
3736 | continue; | |
3737 | } | |
6be22b3f | 3738 | man->SetSpecificStorage( keyS.Data(), cdbMap->GetValue(keyS)->GetName() ); |
3739 | } | |
3740 | } | |
3741 | // | |
3742 | cdbList = (TList*)userInfo->FindObject("cdbList"); | |
3743 | if (!cdbList) {AliInfo("No CDB List found in UserInfo");} | |
3744 | else { | |
3745 | // Deltas used for TrackPointArray production | |
3746 | TIter itList(cdbList); | |
ef24eb3b | 3747 | ResetBit(kSameInitDeltasBit); |
6be22b3f | 3748 | while( (objStr=(TObjString*)itList.Next()) ) |
3749 | if (objStr->GetString().Contains("ITS/Align/Data")) { | |
ef24eb3b | 3750 | TString newpath = objStr->GetString(); |
3751 | AliInfo(Form("Production Misalignment from UserInfo: %s",newpath.Data())); | |
3752 | if (newpath != fIniDeltaPath) fIniDeltaPath = newpath; | |
3753 | else { | |
3754 | AliInfo("Production Misalignment is the same as already loaded"); | |
3755 | SetBit(kSameInitDeltasBit); | |
3756 | } | |
6be22b3f | 3757 | break; |
3758 | } | |
3759 | // SDD response (time0 and drift speed correction) used for TrackPointArray production | |
3760 | itList.Reset(); | |
ef24eb3b | 3761 | ResetBit(kSameInitSDDRespBit); |
6be22b3f | 3762 | while( (objStr=(TObjString*)itList.Next()) ) |
3763 | if (objStr->GetString().Contains("ITS/Calib/RespSDD")) { | |
ef24eb3b | 3764 | TString newpath = objStr->GetString(); |
3765 | AliInfo(Form("Production SDD Response from UserInfo: %s",newpath.Data())); | |
3766 | if (newpath != fIniSDDRespPath) fIniSDDRespPath = newpath; | |
3767 | else { | |
3768 | AliInfo("Production SDD Response is the same as already loaded"); | |
3769 | SetBit(kSameInitSDDRespBit); | |
3770 | } | |
3771 | break; | |
3772 | } | |
3773 | // | |
3774 | // SDD vdrift used for TrackPointArray production | |
3775 | itList.Reset(); | |
3776 | ResetBit(kSameInitSDDVDriftBit); | |
3777 | while( (objStr=(TObjString*)itList.Next()) ) | |
3778 | if (objStr->GetString().Contains("ITS/Calib/DriftSpeedSDD")){ | |
3779 | TString newpath = objStr->GetString(); | |
3780 | AliInfo(Form("Production SDD VDrift from UserInfo: %s",newpath.Data())); | |
3781 | if (newpath != fIniSDDVDriftPath) fIniSDDVDriftPath = newpath; | |
3782 | else { | |
3783 | AliInfo("Production SDD VDrift is the same as already loaded"); | |
3784 | SetBit(kSameInitSDDVDriftBit); | |
3785 | } | |
3786 | break; | |
3787 | } | |
3788 | // Diamond constraint | |
3789 | itList.Reset(); | |
3790 | ResetBit(kSameDiamondBit); | |
3791 | while( (objStr=(TObjString*)itList.Next()) ) | |
3792 | if (objStr->GetString().Contains("GRP/Calib/MeanVertexSPD")){ | |
3793 | TString newpath = objStr->GetString(); | |
3794 | AliInfo(Form("Diamond constraint from UserInfo: %s",newpath.Data())); | |
3795 | if (newpath != fDiamondPath) fDiamondPath = newpath; | |
3796 | else { | |
3797 | AliInfo("Production Diamond Constraint is the same as already loaded"); | |
3798 | SetBit(kSameDiamondBit); | |
3799 | } | |
6be22b3f | 3800 | break; |
3801 | } | |
3802 | // | |
3803 | } | |
3804 | // | |
1d06ac63 | 3805 | TList *bzlst = (TList*)userInfo->FindObject("BzkGauss"); |
3806 | if (bzlst && bzlst->At(0)) { | |
3807 | objStr = (TObjString*)bzlst->At(0); | |
6be22b3f | 3808 | SetBField( objStr->GetString().Atof() ); |
3809 | AliInfo(Form("Magentic field from UserInfo: %+.2e",GetBField())); | |
3810 | } | |
3811 | return 0; | |
3812 | } | |
3813 | ||
3814 | //________________________________________________________________________________________________________ | |
3815 | Int_t AliITSAlignMille2::LoadSDDResponse(TString& path, AliITSresponseSDD *&resp) | |
3816 | { | |
3817 | if (path.IsNull()) return 0; | |
ef24eb3b | 3818 | AliInfo(Form("Loading SDD response from %s",path.Data())); |
6be22b3f | 3819 | // |
abd7ef79 | 3820 | AliCDBEntry *entry = 0; |
ef24eb3b | 3821 | delete resp; |
6be22b3f | 3822 | resp = 0; |
3823 | while(1) { | |
3824 | if (path.BeginsWith("path: ")) { // must load from OCDB | |
ef24eb3b | 3825 | entry = GetCDBEntry(path.Data()); |
6be22b3f | 3826 | if (!entry) break; |
3827 | resp = (AliITSresponseSDD*) entry->GetObject(); | |
3828 | entry->SetObject(NULL); | |
3829 | entry->SetOwner(kTRUE); | |
ef24eb3b | 3830 | // AliCDBManager::Instance()->UnloadFromCache(cdbId->GetPath()); // don't want cached object, read new copy |
3831 | // delete cdbId; | |
3832 | // delete entry; | |
6be22b3f | 3833 | break; |
3834 | } | |
3835 | // | |
3836 | if (gSystem->AccessPathName(path.Data())) break; | |
3837 | TFile* precf = TFile::Open(path.Data()); | |
abd7ef79 | 3838 | if (precf->FindKey("AliITSresponseSDD")) resp = (AliITSresponseSDD*)precf->Get("AliITSresponseSDD"); |
3839 | else if (precf->FindKey("AliCDBEntry") && (entry=(AliCDBEntry*)precf->Get("AliCDBEntry"))) { | |
3840 | resp = (AliITSresponseSDD*) entry->GetObject(); | |
3841 | if (resp && resp->InheritsFrom(AliITSresponseSDD::Class())) entry->SetObject(NULL); | |
3842 | else resp = 0; | |
ef24eb3b | 3843 | entry->SetObject(NULL); |
abd7ef79 | 3844 | entry->SetOwner(kTRUE); |
3845 | delete entry; | |
3846 | } | |
3847 | // | |
6be22b3f | 3848 | precf->Close(); |
3849 | delete precf; | |
3850 | break; | |
3851 | } | |
3852 | // | |
3853 | if (!resp) {AliError(Form("Failed to load SDD response from %s",path.Data())); return -1;} | |
3854 | return 0; | |
3855 | } | |
3856 | ||
ef24eb3b | 3857 | //________________________________________________________________________________________________________ |
3858 | Int_t AliITSAlignMille2::LoadSDDVDrift(TString& path, TObjArray *&arr) | |
3859 | { | |
3860 | if (path.IsNull()) return 0; | |
3861 | AliInfo(Form("Loading SDD VDrift from %s",path.Data())); | |
3862 | // | |
3863 | AliCDBEntry *entry = 0; | |
3864 | delete arr; | |
3865 | arr = 0; | |
3866 | while(1) { | |
3867 | if (path.BeginsWith("path: ")) { // must load from OCDB | |
3868 | entry = GetCDBEntry(path.Data()); | |
3869 | if (!entry) break; | |
3870 | arr = (TObjArray*) entry->GetObject(); | |
3871 | entry->SetObject(NULL); | |
3872 | entry->SetOwner(kTRUE); | |
3873 | // AliCDBManager::Instance()->UnloadFromCache(cdbId->GetPath()); // don't want cached object, read new copy | |
3874 | // delete cdbId; | |
3875 | // delete entry; | |
3876 | break; | |
3877 | } | |
3878 | // | |
3879 | if (gSystem->AccessPathName(path.Data())) break; | |
3880 | TFile* precf = TFile::Open(path.Data()); | |
3881 | if (precf->FindKey("TObjArray")) arr = (TObjArray*)precf->Get("TObjArray"); | |
3882 | else if (precf->FindKey("AliCDBEntry") && (entry=(AliCDBEntry*)precf->Get("AliCDBEntry"))) { | |
3883 | arr = (TObjArray*) entry->GetObject(); | |
3884 | if (arr && arr->InheritsFrom(TObjArray::Class())) entry->SetObject(NULL); | |
3885 | else arr = 0; | |
3886 | entry->SetObject(NULL); | |
3887 | entry->SetOwner(kTRUE); | |
3888 | delete entry; | |
3889 | } | |
3890 | // | |
3891 | precf->Close(); | |
3892 | delete precf; | |
3893 | break; | |
3894 | } | |
3895 | // | |
3896 | if (!arr) {AliError(Form("Failed to load SDD vdrift from %s",path.Data())); return -1;} | |
3897 | arr->SetOwner(kTRUE); | |
3898 | return 0; | |
3899 | } | |
3900 | ||
3901 | //________________________________________________________________________________________________________ | |
3902 | Int_t AliITSAlignMille2::LoadDiamond(TString& path) | |
3903 | { | |
3904 | if (path.IsNull()) return 0; | |
3905 | AliInfo(Form("Loading Diamond Constraint from %s",path.Data())); | |
3906 | // | |
3907 | AliCDBEntry *entry = 0; | |
3908 | AliESDVertex *vtx = 0; | |
3909 | while(1) { | |
3910 | if (path.BeginsWith("path: ")) { // must load from OCDB | |
3911 | entry = GetCDBEntry(path.Data()); | |
3912 | if (!entry) break; | |
3913 | vtx = (AliESDVertex*) entry->GetObject(); | |
3914 | entry->SetObject(NULL); | |
3915 | entry->SetOwner(kTRUE); | |
3916 | // AliCDBManager::Instance()->UnloadFromCache(cdbId->GetPath()); // don't want cached object, read new copy | |
3917 | // delete cdbId; | |
3918 | // delete entry; | |
3919 | break; | |
3920 | } | |
3921 | // | |
3922 | if (gSystem->AccessPathName(path.Data())) break; | |
3923 | TFile* precf = TFile::Open(path.Data()); | |
3924 | if (precf->FindKey("AliESDVertex")) vtx = (AliESDVertex*)precf->Get("AliESDVertex"); | |
3925 | else if (precf->FindKey("AliCDBEntry") && (entry=(AliCDBEntry*)precf->Get("AliCDBEntry"))) { | |
3926 | vtx = (AliESDVertex*) entry->GetObject(); | |
3927 | if (vtx && vtx->InheritsFrom(AliESDVertex::Class())) entry->SetObject(NULL); | |
3928 | else vtx = 0; | |
3929 | entry->SetObject(NULL); | |
3930 | entry->SetOwner(kTRUE); | |
3931 | delete entry; | |
3932 | } | |
3933 | // | |
3934 | precf->Close(); | |
3935 | delete precf; | |
3936 | break; | |
3937 | } | |
3938 | // | |
3939 | if (!vtx) {AliError(Form("Failed to load Diamond constraint from %s",path.Data())); return -1;} | |
3940 | // | |
3941 | double cmat[6]; | |
3942 | float cmatF[6]; | |
3943 | vtx->GetCovMatrix(cmat); | |
3944 | AliITSAlignMille2Module* diamMod = GetMilleModuleByVID(kVtxSensVID); | |
3945 | if (diamMod) { | |
3946 | cmat[0] *= diamMod->GetSigmaXFactor()*diamMod->GetSigmaXFactor(); | |
3947 | cmat[2] *= diamMod->GetSigmaYFactor()*diamMod->GetSigmaYFactor(); | |
3948 | cmat[5] *= diamMod->GetSigmaZFactor()*diamMod->GetSigmaZFactor(); | |
3949 | cmat[1] *= diamMod->GetSigmaXFactor()*diamMod->GetSigmaYFactor(); | |
3950 | cmat[3] *= diamMod->GetSigmaXFactor()*diamMod->GetSigmaZFactor(); | |
3951 | cmat[4] *= diamMod->GetSigmaYFactor()*diamMod->GetSigmaZFactor(); | |
3952 | } | |
3953 | cmatF[0] = cmat[0]; // xx | |
3954 | cmatF[1] = cmat[1]; // xy | |
3955 | cmatF[2] = cmat[3]; // xz | |
3956 | cmatF[3] = cmat[2]; // yy | |
3957 | cmatF[4] = cmat[4]; // yz | |
3958 | cmatF[5] = cmat[5]; // zz | |
3959 | fDiamond.SetXYZ(vtx->GetX(),vtx->GetY(),vtx->GetZ(), cmatF); | |
3960 | // | |
3961 | Double_t t0 = cmatF[3]*cmatF[5] - cmatF[4]*cmatF[4]; | |
3962 | Double_t t1 = cmatF[1]*cmatF[5] - cmatF[2]*cmatF[4]; | |
3963 | Double_t t2 = cmatF[1]*cmatF[4] - cmatF[2]*cmatF[3]; | |
3964 | Double_t det = cmatF[0]*t0 - cmatF[1]*t1 + cmatF[2]*t2; | |
3965 | float cmatFI[6]; | |
3966 | if (TMath::Abs(det)<1e-36) { | |
3967 | AliError("Diamond constraint cov.matrix is singular"); | |
3968 | vtx->Print(); | |
3969 | exit(1); | |
3970 | } | |
3971 | cmatFI[0] = t0/det; | |
3972 | cmatFI[1] = -t1/det; | |
3973 | cmatFI[2] = t2/det; | |
3974 | cmatFI[3] = (cmatF[0]*cmatF[5] - cmatF[2]*cmatF[2])/det; | |
3975 | cmatFI[4] = (cmatF[1]*cmatF[2] - cmatF[0]*cmatF[4])/det; | |
3976 | cmatFI[5] = (cmatF[0]*cmatF[3] - cmatF[1]*cmatF[1])/det; | |
3977 | fDiamondI.SetXYZ(vtx->GetX(),vtx->GetY(),vtx->GetZ(), cmatFI); | |
3978 | AliInfo("Will use following Diamond Constraint (errors inverted):"); | |
3979 | fDiamondI.Print(""); | |
3980 | delete vtx; | |
3981 | return 0; | |
3982 | } | |
3983 | ||
6be22b3f | 3984 | //________________________________________________________________________________________________________ |
3985 | Int_t AliITSAlignMille2::LoadDeltas(TString& path, TClonesArray *&arr) | |
3986 | { | |
3987 | if (path.IsNull()) return 0; | |
ef24eb3b | 3988 | AliInfo(Form("Loading Alignment Deltas from %s",path.Data())); |
6be22b3f | 3989 | // |
abd7ef79 | 3990 | AliCDBEntry *entry = 0; |
ef24eb3b | 3991 | delete arr; |
6be22b3f | 3992 | arr = 0; |
3993 | while(1) { | |
3994 | if (path.BeginsWith("path: ")) { // must load from OCDB | |
ef24eb3b | 3995 | entry = GetCDBEntry(path.Data()); |
6be22b3f | 3996 | if (!entry) break; |
3997 | arr = (TClonesArray*) entry->GetObject(); | |
3998 | entry->SetObject(NULL); | |
3999 | entry->SetOwner(kTRUE); | |
ef24eb3b | 4000 | // AliCDBManager::Instance()->UnloadFromCache(cdbId->GetPath()); // don't want cached object, read new copy |
4001 | // delete cdbId; | |
4002 | // delete entry; | |
6be22b3f | 4003 | break; |
4004 | } | |
4005 | // | |
4006 | if (gSystem->AccessPathName(path.Data())) break; | |
4007 | TFile* precf = TFile::Open(path.Data()); | |
abd7ef79 | 4008 | if (precf->FindKey("ITSAlignObjs")) arr = (TClonesArray*)precf->Get("ITSAlignObjs"); |
4009 | else if (precf->FindKey("AliCDBEntry") && (entry=(AliCDBEntry*)precf->Get("AliCDBEntry"))) { | |
4010 | arr = (TClonesArray*) entry->GetObject(); | |
4011 | if (arr && arr->InheritsFrom(TClonesArray::Class())) entry->SetObject(NULL); | |
4012 | else arr = 0; | |
ef24eb3b | 4013 | entry->SetObject(NULL); |
abd7ef79 | 4014 | entry->SetOwner(kTRUE); |
4015 | delete entry; | |
4016 | } | |
6be22b3f | 4017 | precf->Close(); |
4018 | delete precf; | |
4019 | break; | |
4020 | } | |
4021 | // | |
4022 | if (!arr) {AliError(Form("Failed to load Deltas from %s",path.Data())); return -1;} | |
ef24eb3b | 4023 | // |
6be22b3f | 4024 | return 0; |
4025 | } | |
4026 | ||
4027 | //________________________________________________________________________________________________________ | |
abd7ef79 | 4028 | Int_t AliITSAlignMille2::CacheMatricesCurr() |
6be22b3f | 4029 | { |
4030 | // build arrays for the fast access to sensor matrices from their sensor ID | |
4031 | // | |
4032 | TGeoHMatrix mdel; | |
abd7ef79 | 4033 | AliInfo("Building sensors current matrices cache"); |
6be22b3f | 4034 | // |
6be22b3f | 4035 | fCacheMatrixCurr.Delete(); |
6be22b3f | 4036 | for (int idx=0;idx<=kMaxITSSensID;idx++) { |
4037 | int volID = AliITSAlignMille2Module::GetVolumeIDFromIndex(idx); | |
6be22b3f | 4038 | TGeoHMatrix *mcurr = new TGeoHMatrix(); |
abd7ef79 | 4039 | AliITSAlignMille2Module::SensVolMatrix(volID, mcurr); |
6be22b3f | 4040 | fCacheMatrixCurr.AddAtAndExpand(mcurr,idx); |
4041 | // | |
4042 | } | |
4043 | // | |
ef24eb3b | 4044 | TGeoHMatrix *mcurr = new TGeoHMatrix(); |
4045 | fCacheMatrixCurr.AddAtAndExpand(mcurr,kVtxSensID); // special unit matrix for diamond constraint | |
4046 | // | |
6be22b3f | 4047 | fCacheMatrixCurr.SetOwner(kTRUE); |
abd7ef79 | 4048 | return 0; |
4049 | } | |
4050 | ||
4051 | //________________________________________________________________________________________________________ | |
4052 | Int_t AliITSAlignMille2::CacheMatricesOrig() | |
4053 | { | |
4054 | // build arrays for the fast access to sensor original matrices (used for production) | |
4055 | // | |
4056 | TGeoHMatrix mdel; | |
4057 | AliInfo("Building sensors original matrices cache"); | |
4058 | // | |
4059 | fCacheMatrixOrig.Delete(); | |
ef24eb3b | 4060 | if (!fIniDeltaPath.IsNull()) { |
4061 | TClonesArray* prealSav = fPrealignment; | |
4062 | fPrealignment = 0; | |
4063 | if (LoadDeltas(fIniDeltaPath,fPrealignment) || ApplyToGeometry()) | |
abd7ef79 | 4064 | { AliError("Failed to load/apply initial deltas used to produce points"); return -1;} |
ef24eb3b | 4065 | delete fPrealignment; |
4066 | fPrealignment = prealSav; | |
abd7ef79 | 4067 | } |
4068 | // | |
4069 | for (int idx=0;idx<=kMaxITSSensID;idx++) { | |
4070 | int volID = AliITSAlignMille2Module::GetVolumeIDFromIndex(idx); | |
4071 | TGeoHMatrix *morig = new TGeoHMatrix(); | |
ef24eb3b | 4072 | AliITSAlignMille2Module::SensVolMatrix(volID,morig); |
abd7ef79 | 4073 | fCacheMatrixOrig.AddAtAndExpand(morig,idx); |
4074 | } | |
4075 | // | |
ef24eb3b | 4076 | // |
4077 | TGeoHMatrix *mcurr = new TGeoHMatrix(); | |
4078 | fCacheMatrixOrig.AddAtAndExpand(mcurr,kVtxSensID); // special unit matrix for diamond constraint | |
4079 | // | |
abd7ef79 | 4080 | fCacheMatrixOrig.SetOwner(kTRUE); |
ef24eb3b | 4081 | |
4082 | fUsePreAlignment = 0; | |
4083 | InitGeometry(); | |
4084 | // | |
6be22b3f | 4085 | return 0; |
4086 | } | |
4087 | ||
1d06ac63 | 4088 | //________________________________________________________________________________________________________ |
4089 | void AliITSAlignMille2::RemoveHelixFitConstraint() | |
4090 | { | |
4091 | // suppress constraint | |
4092 | fConstrCharge = 0; | |
4093 | fConstrPT = fConstrPTErr = -1; | |
4094 | } | |
4095 | ||
6be22b3f | 4096 | //________________________________________________________________________________________________________ |
4097 | void AliITSAlignMille2::ConstrainHelixFitPT(Int_t q,Double_t pt,Double_t pterr) | |
4098 | { | |
4099 | // constrain q and pT of the helical fit of the track (should be set before process.track) | |
4100 | // | |
4101 | fConstrCharge = q==0 ? q:TMath::Sign(1,q); | |
4102 | fConstrPT = pt; | |
4103 | fConstrPTErr = pterr; | |
4104 | } | |
4105 | ||
4106 | //________________________________________________________________________________________________________ | |
4107 | void AliITSAlignMille2::ConstrainHelixFitCurv(Int_t q,Double_t crv,Double_t crverr) | |
4108 | { | |
4109 | // constrain charge and curvature of the helical fit of the track (should be set before process.track) | |
4110 | // | |
4111 | const double kCQConv = 0.299792458e-3;// R = PT/Bz/fgkCQConv with GeV,kGauss,cm | |
4112 | ||
4113 | fConstrCharge = q==0 ? q:TMath::Sign(1,q); | |
4114 | if (crv<0 || IsZero(crv)) { | |
4115 | fConstrPT = -1; | |
4116 | fConstrPTErr = -1; | |
4117 | } | |
4118 | else { | |
4119 | fConstrPT = 1./crv*fBField*kCQConv; | |
1d06ac63 | 4120 | fConstrPTErr = crverr>1e-10 ? fConstrPT/crv*crverr : 0.; |
6be22b3f | 4121 | } |
4122 | } | |
4123 | ||
4124 | //________________________________________________________________________________________________________ | |
4125 | TClonesArray* AliITSAlignMille2::CreateDeltas() | |
4126 | { | |
4127 | // Create \Deltas for every explicitly or implicitly (via non-alignable volumes) varied | |
4128 | // or prealigned module. | |
4129 | // If the module has inded J in the hierarchy of alignable volumes (0 - the top, most | |
4130 | // coarse level), then its Delta is expressed via MP2 \deltas (in global frame) and | |
4131 | // prealignment \DeltaP's as: | |
4132 | // \Delta_J = Y X Y^-1 | |
4133 | // where X = \delta_J * \DeltaP_J | |
4134 | // Y = Prod_{K=0,J-1} \delta_K | |
4135 | // Note that \delta_L accounts not only for its own correction but also of all non-alignable | |
4136 | // modules in the hierarchy chain from L up to the closest alignable: | |
4137 | // while (parent && !parent->IsAlignable()) { | |
4138 | // \delta_L->MultiplyLeft( \delta_parent ); | |
4139 | // parent = parent->GetParent(); | |
4140 | // } | |
4141 | // | |
4142 | Bool_t convLoc = kFALSE; | |
4143 | if (!GetUseGlobalDelta()) { | |
4144 | ConvertParamsToGlobal(); | |
4145 | convLoc = kTRUE; | |
4146 | } | |
4147 | // | |
4148 | AliAlignObjParams tempAlignObj; | |
4149 | TGeoHMatrix tempMatX,tempMatY,tempMat1; | |
4150 | // | |
4151 | TClonesArray *array = new TClonesArray("AliAlignObjParams",10); | |
4152 | TClonesArray &alobj = *array; | |
4153 | int idx = 0; | |
4154 | // | |
4155 | TGeoManager* geoManager = AliGeomManager::GetGeometry(); | |
4156 | int nalgtot = geoManager->GetNAlignable(); | |
4157 | // | |
4158 | for (int ialg=0;ialg<nalgtot;ialg++) { // loop over all alignable entries | |
4159 | // | |
4160 | const char* algname = geoManager->GetAlignableEntry(ialg)->GetName(); | |
4161 | // | |
4162 | AliITSAlignMille2Module* md = GetMilleModuleBySymName(algname); // explicitly varied? | |
4163 | AliITSAlignMille2Module* parent = md ? md->GetParent(): GetMilleModuleIfContained(algname); | |
4164 | AliAlignObjParams* preob = GetPrealignedObject(algname); // was it prealigned ? | |
4165 | // | |
4166 | if (!preob && !md && (!parent || parent->IsAlignable())) continue; // noting to do | |
4167 | // | |
4168 | // create matrix X (see comment) ------------------------------------------------->>> | |
4169 | // start from unity matrix | |
4170 | tempMatX.Clear(); | |
4171 | if (preob) { // account prealigngment | |
4172 | preob->GetMatrix(tempMat1); | |
4173 | tempMatX.MultiplyLeft(&tempMat1); | |
4174 | } | |
4175 | // | |
4176 | if (md) { | |
4177 | tempAlignObj.SetTranslation( md->GetParVal(0),md->GetParVal(1),md->GetParVal(2)); | |
4178 | tempAlignObj.SetRotation( md->GetParVal(3),md->GetParVal(4),md->GetParVal(5)); | |
4179 | tempAlignObj.GetMatrix(tempMat1); | |
4180 | tempMatX.MultiplyLeft(&tempMat1); // acount correction to varied module | |
4181 | } | |
4182 | // | |
4183 | // the corrections to all non-alignable modules from current on | |
4184 | // till first alignable should add up to its matrix | |
4185 | while (parent && !parent->IsAlignable()) { | |
4186 | tempAlignObj.SetTranslation( parent->GetParVal(0),parent->GetParVal(1),parent->GetParVal(2)); | |
4187 | tempAlignObj.SetRotation( parent->GetParVal(3),parent->GetParVal(4),parent->GetParVal(5)); | |
4188 | tempAlignObj.GetMatrix(tempMat1); | |
4189 | tempMatX.MultiplyLeft(&tempMat1); // add matrix of non-alignable module | |
4190 | parent = parent->GetParent(); | |
4191 | } | |
4192 | // create matrix X (see comment) ------------------------------------------------<<< | |
4193 | // | |
4194 | // create matrix Y (see comment) ------------------------------------------------>>> | |
4195 | // start from unity matrix | |
4196 | tempMatY.Clear(); | |
4197 | while ( parent ) { | |
4198 | tempAlignObj.SetTranslation( parent->GetParVal(0),parent->GetParVal(1),parent->GetParVal(2)); | |
4199 | tempAlignObj.SetRotation( parent->GetParVal(3),parent->GetParVal(4),parent->GetParVal(5)); | |
4200 | tempAlignObj.GetMatrix(tempMat1); | |
4201 | tempMatY.MultiplyLeft(&tempMat1); | |
4202 | parent = parent->GetParent(); | |
4203 | } | |
4204 | // create matrix Y (see comment) ------------------------------------------------<<< | |
4205 | // | |
4206 | tempMatX.MultiplyLeft(&tempMatY); | |
4207 | tempMatX.Multiply(&tempMatY.Inverse()); | |
4208 | // | |
8fd71c0a | 4209 | if (tempMatX.IsIdentity()) continue; // do not store dummy matrices |
6be22b3f | 4210 | UShort_t vid = AliITSAlignMille2Module::GetVolumeIDFromSymname(algname); |
4211 | new(alobj[idx++]) AliAlignObjParams(algname,vid,tempMatX,kTRUE); | |
4212 | // | |
4213 | } | |
4214 | // | |
4215 | if (convLoc) ConvertParamsToLocal(); | |
4216 | // | |
4217 | return array; | |
4218 | // | |
4219 | } | |
4220 | ||
4221 | //_______________________________________________________________________________________ | |
4222 | AliITSresponseSDD* AliITSAlignMille2::CreateSDDResponse() | |
4223 | { | |
4224 | // create object with SDD repsonse (t0 and vdrift corrections) accounting for | |
4225 | // eventual precalibration | |
4226 | // | |
4227 | // if there was a precalibration provided, copy it to new arrray | |
ef24eb3b | 4228 | AliITSresponseSDD *precal = GetSDDPrecalResp(); |
08517ba6 | 4229 | if (!precal && fIniVDriftSDD) precal = GetSDDInitResp(); // InitResp is used only when IniVDrift is provided |
ef24eb3b | 4230 | Bool_t isPreCalMult = precal&&precal->IsVDCorrMult() ? kTRUE : kFALSE; |
6be22b3f | 4231 | AliITSresponseSDD *calibSDD = new AliITSresponseSDD(); |
ef24eb3b | 4232 | calibSDD->SetVDCorrMult(fIsSDDVDriftMult); |
4233 | // | |
4234 | // copy initial values to the new object | |
4235 | if (precal) { | |
4236 | calibSDD->SetTimeOffset(precal->GetTimeOffset()); | |
4237 | calibSDD->SetADC2keV(precal->GetADC2keV()); | |
4238 | calibSDD->SetChargevsTime(precal->GetChargevsTime()); | |
4239 | for (int ind=kSDDoffsID;ind<kSDDoffsID+kNSDDmod;ind++) { | |
4240 | calibSDD->SetModuleTimeZero(ind, precal->GetTimeZero(ind)); | |
08517ba6 | 4241 | calibSDD->SetDeltaVDrift(ind, precal->GetDeltaVDrift(ind,kFALSE),kFALSE); // left |
4242 | calibSDD->SetDeltaVDrift(ind, precal->GetDeltaVDrift(ind,kTRUE ),kTRUE); // right | |
ef24eb3b | 4243 | calibSDD->SetADCtokeV(ind,precal->GetADCtokeV(ind)); |
4244 | } | |
6be22b3f | 4245 | } |
ef24eb3b | 4246 | else for (int ind=kSDDoffsID;ind<kSDDoffsID+kNSDDmod;ind++) calibSDD->SetModuleTimeZero(ind,0); |
6be22b3f | 4247 | // |
4248 | Bool_t save = kFALSE; | |
4249 | for (int imd=GetNModules();imd--;) { | |
4250 | AliITSAlignMille2Module* md = GetMilleModule(imd); | |
4251 | if (!md->IsSDD()) continue; | |
ef24eb3b | 4252 | if (md->IsFreeDOF(AliITSAlignMille2Module::kDOFT0) || |
4253 | md->IsFreeDOF(AliITSAlignMille2Module::kDOFDVL) || | |
4254 | md->IsFreeDOF(AliITSAlignMille2Module::kDOFDVR)) save = kTRUE; | |
4255 | // | |
6be22b3f | 4256 | for (int is=0;is<md->GetNSensitiveVolumes();is++) { |
4257 | int ind = md->GetSensVolIndex(is); | |
ef24eb3b | 4258 | float t0 = calibSDD->GetTimeZero(ind) + md->GetParVal(AliITSAlignMille2Module::kDOFT0); |
4259 | double dvL = md->GetParVal(AliITSAlignMille2Module::kDOFDVL); | |
4260 | double dvR = md->GetParVal(AliITSAlignMille2Module::kDOFDVR); | |
4261 | if (!calibSDD->IsVDCorrMult()) { // save as additive correction | |
4262 | dvL *= 1e4; | |
4263 | dvR *= 1e4; | |
4264 | // | |
4265 | double conv = 1; | |
4266 | if (isPreCalMult) conv = 6.4; // convert multiplicative precal correction to additive | |
4267 | dvL += calibSDD->GetDeltaVDrift(ind,kFALSE)*conv; | |
4268 | dvR += calibSDD->GetDeltaVDrift(ind,kTRUE)*conv; | |
4269 | } | |
4270 | else { // save as multipicative correction | |
4271 | double conv = 1; | |
4272 | if (!isPreCalMult) conv = 1./6.4; // convert additive precal correction to multiplicative | |
4273 | dvL += calibSDD->GetDeltaVDrift(ind,kFALSE)*conv; | |
4274 | dvR += calibSDD->GetDeltaVDrift(ind,kTRUE)*conv; | |
4275 | } | |
6be22b3f | 4276 | // |
4277 | calibSDD->SetModuleTimeZero(ind, t0); | |
ef24eb3b | 4278 | calibSDD->SetDeltaVDrift(ind, dvL, kFALSE); // left side correction |
4279 | calibSDD->SetDeltaVDrift(ind, dvR, kTRUE); // right side correction | |
6be22b3f | 4280 | } |
4281 | } | |
4282 | // | |
4283 | if (!save) { | |
4284 | AliInfo("No free parameters for SDD calibration, nothing to save"); | |
4285 | delete calibSDD; | |
4286 | calibSDD = 0; | |
4287 | } | |
4288 | // | |
4289 | return calibSDD; | |
4290 | } | |
24391cd5 | 4291 | |
ef24eb3b | 4292 | //_______________________________________________________________________________________ |
4293 | Int_t AliITSAlignMille2::ReloadInitCalib(TList *userInfo) | |
4294 | { | |
4295 | // Use provided UserInfo to | |
4296 | // load the initial calib parameters (geometry, SDD response...) | |
4297 | // Can be used if set of data was processed with different calibration | |
4298 | // | |
4299 | if (!userInfo) { | |
4300 | AliInfo("Reloading of the Calibration parameters was called with empty userInfo"); | |
4301 | return 1; | |
4302 | } | |
4303 | if (ProcessUserInfo(userInfo)) { | |
4304 | AliInfo("Error in processing user info"); | |
4305 | userInfo->Print(); | |
4306 | exit(1); | |
4307 | } | |
4308 | return ReloadInitCalib(); | |
4309 | } | |
4310 | ||
4311 | //_______________________________________________________________________________________ | |
4312 | Int_t AliITSAlignMille2::ReloadInitCalib() | |
4313 | { | |
4314 | // Load the initial calib parameters (geometry, SDD response...) | |
4315 | // Can be used if set of data was processed with different calibration | |
4316 | // | |
4317 | // 1st cache original matrices | |
4318 | if (!TestBit(kSameInitDeltasBit)) { // need to reload geometry | |
4319 | if (InitGeometry()) { | |
4320 | AliInfo("Failed to re-load ideal geometry"); | |
4321 | exit(1); | |
4322 | } | |
4323 | if (CacheMatricesOrig()) { | |
4324 | AliInfo("Failed to cache new initial geometry"); | |
4325 | exit(1); | |
4326 | } | |
4327 | // | |
4328 | // then reload the prealignment geometry | |
4329 | if (LoadDeltas(fPreDeltaPath,fPrealignment)) { | |
4330 | AliInfo(Form("Failed to reload the prealigned geometry %s",fPreDeltaPath.Data())); | |
4331 | exit(1); | |
4332 | } | |
4333 | // | |
4334 | if (fPrealignment && ApplyToGeometry()) { | |
4335 | AliInfo(Form("Failed re-apply prealigned geometry %s",fPreDeltaPath.Data())); | |
4336 | exit(1); | |
4337 | } | |
4338 | // | |
4339 | // usually no need to re-cache the prealignment geometry, it was not changed | |
4340 | if (fCacheMatrixCurr.GetEntriesFast() != fCacheMatrixOrig.GetEntriesFast()) { | |
4341 | // CacheMatricesCurr(); | |
4342 | AliInfo(Form("Failed to cache the prealigned geometry %s",fPreDeltaPath.Data())); | |
4343 | exit(1); | |
4344 | } | |
4345 | } | |
4346 | else ResetBit(kSameInitDeltasBit); | |
4347 | // | |
4348 | // reload initial SDD response | |
4349 | if (!TestBit(kSameInitSDDRespBit)) { | |
4350 | if (LoadSDDResponse(fIniSDDRespPath, fIniRespSDD) ) { | |
4351 | AliInfo(Form("Failed to load new SDD response %s",fIniSDDRespPath.Data())); | |
4352 | exit(1); | |
4353 | } | |
4354 | } | |
4355 | else ResetBit(kSameInitSDDRespBit); | |
4356 | // | |
4357 | // reload initial SDD vdrift | |
4358 | if (!TestBit(kSameInitSDDVDriftBit)) { | |
4359 | if (LoadSDDVDrift(fIniSDDVDriftPath, fIniVDriftSDD) ) { | |
4360 | AliInfo(Form("Failed to load new SDD VDrift %s",fIniSDDVDriftPath.Data())); | |
4361 | exit(1); | |
4362 | } | |
4363 | } | |
4364 | else ResetBit(kSameInitSDDRespBit); | |
4365 | // | |
4366 | // reload diamond info | |
4367 | if (!TestBit(kSameDiamondBit)) { | |
4368 | if (LoadDiamond(fDiamondPath) ) { | |
4369 | AliInfo(Form("Failed to load new Diamond constraint %s",fDiamondPath.Data())); | |
4370 | exit(1); | |
4371 | } | |
4372 | } | |
4373 | else ResetBit(kSameInitSDDRespBit); | |
4374 | // | |
4375 | ||
4376 | ||
4377 | return 0; | |
4378 | } | |
4379 | ||
4380 | //_______________________________________________________________________________________ | |
4381 | void AliITSAlignMille2::JacobianPosGloLoc(int locid,double* jacobian) | |
4382 | { | |
4383 | // calculate the locid row of the jacobian for transformation of the local coordinate to global at current point | |
4384 | TGeoHMatrix* mat = GetSensorCurrMatrixSID(fCurrentSensID); | |
4385 | const Double_t dpar = 1e-2; | |
4386 | double sav = fMeasLoc[locid]; | |
4387 | fMeasLoc[locid] += dpar; | |
4388 | mat->LocalToMaster(fMeasLoc,jacobian); | |
4389 | fMeasLoc[locid] = sav; // recover original value | |
4390 | for (int i=3;i--;) jacobian[i] = (jacobian[i]-fMeasGlo[i])/dpar; // the transformation is linear!!! | |
4391 | } | |
4392 | ||
4393 | //_______________________________________________________________________________________ | |
4394 | void AliITSAlignMille2::TieSDDVDriftsLR(AliITSAlignMille2Module* mod) | |
4395 | { | |
4396 | // impose equality of Left/Right sides VDrift correction for SDD | |
4397 | ResetLocalEquation(); | |
4398 | if ( (mod->IsFreeDOF(AliITSAlignMille2Module::kDOFDVL) + mod->IsFreeDOF(AliITSAlignMille2Module::kDOFDVR))==1) { | |
4399 | AliError("Left/Right VDrift equality is requested for SDD module with only one side VDrift free"); | |
4400 | mod->Print(); | |
4401 | return; | |
4402 | } | |
4403 | SetGlobalDerivative(mod->GetParOffset(AliITSAlignMille2Module::kDOFDVL), 1.); | |
4404 | SetGlobalDerivative(mod->GetParOffset(AliITSAlignMille2Module::kDOFDVR), -1.); | |
4405 | AddConstraint(fGlobalDerivatives, 0, 1e-12); | |
4406 | // | |
4407 | } | |
4408 | ||
4409 | //_______________________________________________________________________________________ | |
4410 | void AliITSAlignMille2::ProcessSDDPointInfo(const AliTrackPoint* pnt,Int_t sID, Int_t pntID) | |
4411 | { | |
4412 | // extract the drift information from SDD track point | |
4413 | // | |
4414 | fDriftTime0[pntID] = fIniRespSDD ? fIniRespSDD->GetTimeZero(sID) : 0.; | |
4415 | double tdif = pnt->GetDriftTime() - fDriftTime0[pntID]; | |
4416 | if (tdif<0) tdif = 1; | |
4417 | // | |
4418 | // VDrift extraction | |
08517ba6 | 4419 | double vdrift=0,vdrift0=0; |
ef24eb3b | 4420 | Bool_t sddSide = kFALSE; |
4421 | int sID0 = 2*(sID-kSDDoffsID); | |
4422 | double zanode = -999; | |
4423 | // | |
4424 | if (fIniVDriftSDD) { // SDD VDrift object is provided, use the vdrift from it | |
4425 | AliITSDriftSpeedArraySDD* drarr; | |
4426 | double vdR,vdL,xlR,xlL; | |
4427 | // sometimes xlocal on right side is negative due to the wrong calibration, need to test both hypothesis | |
4428 | double xlabs = TMath::Abs(fMeasLoc[kX]); | |
4429 | drarr = (AliITSDriftSpeedArraySDD*)fIniVDriftSDD->At(sID0); // left side, xloc>0 | |
4430 | zanode = fSegmentationSDD->GetAnodeFromLocal(xlabs,fMeasLoc[kZ]); | |
4431 | vdL = drarr->GetDriftSpeed(0, zanode); | |
4432 | if (fIniRespSDD) { | |
4433 | double corr = fIniRespSDD->GetDeltaVDrift(sID, kFALSE); | |
4434 | if (fIniRespSDD->IsVDCorrMult()) vdL *= (1+corr); | |
4435 | else vdL += corr; | |
4436 | } | |
4437 | xlL = (fSegmentationSDD->Dx() - vdL*tdif)*1e-4; | |
4438 | // | |
4439 | drarr = (AliITSDriftSpeedArraySDD*)fIniVDriftSDD->At(sID0+1); // right side, xloc<0 | |
4440 | zanode = fSegmentationSDD->GetAnodeFromLocal(-xlabs,fMeasLoc[kZ]) - 256; | |
4441 | vdR = drarr->GetDriftSpeed(0, zanode); | |
4442 | if (fIniRespSDD) { | |
4443 | double corr = fIniRespSDD->GetDeltaVDrift(sID, kTRUE); | |
4444 | if (fIniRespSDD->IsVDCorrMult()) vdR *= (1+corr); | |
4445 | else vdR += corr; | |
4446 | } | |
4447 | xlR = -(fSegmentationSDD->Dx() - vdR*tdif)*1e-4; | |
4448 | // | |
4449 | if (TMath::Abs(xlL-fMeasLoc[kX])<TMath::Abs(xlR-fMeasLoc[kX])) { | |
4450 | sddSide = 0; // left side | |
4451 | vdrift = vdL*1e-4; | |
4452 | } | |
4453 | else { // right side | |
4454 | sddSide = 1; | |
4455 | vdrift = vdR*1e-4; | |
4456 | } | |
4457 | // | |
4458 | } | |
4459 | else { // try to determine the vdrift from the xloc | |
4460 | vdrift = (fSegmentationSDD->Dx()*1e-4 - TMath::Abs(fMeasLoc[kX]))/tdif; | |
4461 | sddSide = fMeasLoc[kX]<0; // 0 = left (xloc>0) ; 1 = right (xloc<1) | |
4462 | } | |
4463 | // | |
4464 | if (fPreVDriftSDD) { // use imposed vdrift as a starting point | |
4465 | zanode = fSegmentationSDD->GetAnodeFromLocal(0.5-sddSide,fMeasLoc[kZ]); | |
4466 | if (sddSide) zanode -= 256; | |
4467 | vdrift = ((AliITSDriftSpeedArraySDD*)fPreVDriftSDD->At(sID0+sddSide))->GetDriftSpeed(0, zanode)*1e-4; | |
4468 | } | |
4469 | // | |
4470 | if (vdrift<0) vdrift = 0; | |
08517ba6 | 4471 | vdrift0 = vdrift; |
ef24eb3b | 4472 | // at this point we have vdrift and t0 used to create the original point. |
4473 | // see if precalibration was provided | |
4474 | if (fPreRespSDD) { | |
4475 | float t0Upd = fPreRespSDD->GetTimeZero(sID); | |
4476 | double corr = fPreRespSDD->GetDeltaVDrift(sID, sddSide); | |
4477 | if (fPreRespSDD->IsVDCorrMult()) vdrift *= 1+corr; // right side (xloc<0) may have different correction | |
4478 | else vdrift += corr*1e-4; | |
08517ba6 | 4479 | // |
4480 | // if IniRespSDD was used, it should be subtracted back, since it is accounted in the PreResp | |
4481 | if (fIniVDriftSDD&&fIniRespSDD) { | |
4482 | double corr1 = fIniRespSDD->GetDeltaVDrift(sID, sddSide); | |
4483 | if (fIniRespSDD->IsVDCorrMult()) vdrift *= (1-corr1); | |
4484 | else vdrift -= corr1*1e-4; | |
4485 | } | |
ef24eb3b | 4486 | tdif = pnt->GetDriftTime() - t0Upd; |
4487 | // correct Xlocal | |
4488 | fMeasLoc[0] = fSegmentationSDD->Dx()*1e-4 - vdrift*tdif; | |
4489 | if (sddSide) fMeasLoc[0] = -fMeasLoc[0]; | |
4490 | fDriftTime0[pntID] = t0Upd; | |
4491 | } | |
4492 | // TEMPORARY CORRECTION (if provided) --------------<<< | |
08517ba6 | 4493 | fDriftSpeed[pntID] = sddSide ? -vdrift : vdrift; |
4494 | fDriftSpeed0[pntID] = sddSide ? -vdrift0 : vdrift0; | |
ef24eb3b | 4495 | // |
4496 | // printf("#%d: t:%+e x:%+e v:%+e: side:%d\n",pntID,fDriftTime0[pntID],fMeasLoc[0],fDriftSpeed[pntID],sddSide); | |
4497 | } | |
4498 | ||
4499 | //_______________________________________________________________________________________ | |
4500 | AliITSAlignMille2Module* AliITSAlignMille2::CreateVertexModule() | |
4501 | { | |
4502 | // creates dummy module for vertex constraint | |
4503 | TGeoHMatrix mt; | |
4504 | AliITSAlignMille2Module* mod = new AliITSAlignMille2Module(kVtxSensID,kVtxSensVID,"VTX",&mt,0,0); | |
4505 | fMilleModule.AddAtAndExpand(mod,fNModules); | |
4506 | mod->SetGeomParamsGlobal(fUseGlobalDelta); | |
4507 | fDiamondModID = fNModules; | |
4508 | mod->SetUniqueID(fNModules++); | |
4509 | mod->SetNotInConf(kTRUE); | |
4510 | return mod; | |
4511 | // | |
4512 | } | |
4513 | ||
4514 | //_______________________________________________________________________________________ | |
4515 | AliCDBEntry* AliITSAlignMille2::GetCDBEntry(const char* path) | |
4516 | { | |
4517 | // return object from the OCDB | |
4518 | AliCDBEntry *entry = 0; | |
4519 | AliInfo(Form("Loading object %s",path)); | |
4520 | AliCDBManager* man = AliCDBManager::Instance(); | |
4521 | AliCDBId* cdbId = AliCDBId::MakeFromString(path); | |
4522 | if (!cdbId) { | |
4523 | AliError("Failed to create cdbId"); | |
4524 | return 0; | |
4525 | } | |
4526 | // | |
4527 | AliCDBStorage* stor = man->GetDefaultStorage(); | |
4528 | if (!stor && !man->GetRaw()) man->SetDefaultStorage("raw://"); | |
4529 | if (man->GetRaw()) man->SetRun(cdbId->GetFirstRun()); | |
4530 | if (stor) { | |
4531 | TString tp = stor->GetType(); | |
4532 | if (tp.Contains("alien",TString::kIgnoreCase) && !gGrid) TGrid::Connect("alien:"); | |
4533 | } | |
4534 | entry = man->Get( *cdbId ); | |
4535 | man->ClearCache(); | |
4536 | // | |
4537 | delete cdbId; | |
4538 | return entry; | |
4539 | // | |
4540 | } | |
4541 |