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41815654 | 1 | /**************************************************************************\r |
2 | * Copyright(c) 2007-2009, ALICE Experiment at CERN, All rights reserved. *\r | |
3 | * *\r | |
4 | * Author: The ALICE Off-line Project. *\r | |
5 | * Contributors are mentioned in the code where appropriate. *\r | |
6 | * *\r | |
7 | * Permission to use, copy, modify and distribute this software and its *\r | |
8 | * documentation strictly for non-commercial purposes is hereby granted *\r | |
9 | * without fee, provided that the above copyright notice appears in all *\r | |
10 | * copies and that both the copyright notice and this permission notice *\r | |
11 | * appear in the supporting documentation. The authors make no claims *\r | |
12 | * about the suitability of this software for any purpose. It is *\r | |
13 | * provided "as is" without express or implied warranty. *\r | |
14 | **************************************************************************/\r | |
15 | \r | |
16 | /* $Id$ */\r | |
17 | \r | |
18 | //-----------------------------------------------------------------------------\r | |
19 | //\r | |
20 | // Interface to AliMillePede2 alignment class for the ALICE ITS detector\r | |
21 | // \r | |
22 | // ITS specific alignment class which interface to AliMillepede. \r | |
23 | // For each track ProcessTrack calculates the local and global derivatives\r | |
24 | // at each hit and fill the corresponding local equations. Provide methods for\r | |
25 | // fixing or constraining detection elements for best results. \r | |
26 | // \r | |
27 | // author M. Lunardon (thanks to J. Castillo), ruben.shahoyan@cern.ch\r | |
28 | //-----------------------------------------------------------------------------\r | |
29 | \r | |
30 | #include <TFile.h>\r | |
31 | #include <TClonesArray.h>\r | |
32 | #include <TMath.h>\r | |
33 | #include <TVirtualFitter.h>\r | |
34 | #include <TGeoManager.h>\r | |
35 | #include <TArrayI.h>\r | |
36 | #include <TSystem.h>\r | |
37 | #include "AliITSAlignMille2.h"\r | |
38 | #include "AliITSgeomTGeo.h"\r | |
39 | #include "AliGeomManager.h"\r | |
40 | #include "AliMillePede2.h"\r | |
41 | #include "AliTrackPointArray.h"\r | |
42 | #include "AliAlignObjParams.h"\r | |
43 | #include "AliLog.h"\r | |
44 | #include "AliTrackFitterRieman.h"\r | |
45 | #include "AliITSAlignMille2Constraint.h"\r | |
46 | #include "AliITSAlignMille2ConstrArray.h"\r | |
47 | #include "AliITSresponseSDD.h"\r | |
48 | \r | |
49 | ClassImp(AliITSAlignMille2)\r | |
50 | \r | |
51 | const Char_t* AliITSAlignMille2::kRecKeys[] = {\r | |
52 | "GEOMETRY_FILE",\r | |
53 | "SUPERMODULE_FILE",\r | |
54 | "CONSTRAINTS_REFERENCE_FILE",\r | |
55 | "PREALIGNMENT_FILE",\r | |
56 | "PRECALIBSDD_FILE",\r | |
57 | "INITCALBSDD_FILE",\r | |
58 | "SET_GLOBAL_DELTAS",\r | |
59 | "CONSTRAINT_LOCAL",\r | |
60 | "MODULE_VOLUID",\r | |
61 | "MODULE_INDEX",\r | |
62 | "SET_PSEUDO_PARENTS",\r | |
63 | "SET_TRACK_FIT_METHOD",\r | |
64 | "SET_MINPNT_TRA",\r | |
65 | "SET_NSTDDEV",\r | |
66 | "SET_RESCUT_INIT",\r | |
67 | "SET_RESCUT_OTHER",\r | |
68 | "SET_LOCALSIGMAFACTOR",\r | |
69 | "SET_STARTFAC",\r | |
70 | "SET_B_FIELD",\r | |
71 | "SET_SPARSE_MATRIX",\r | |
72 | "REQUIRE_POINT",\r | |
73 | "CONSTRAINT_ORPHANS",\r | |
74 | "CONSTRAINT_SUBUNITS",\r | |
75 | "APPLY_CONSTRAINT"\r | |
76 | };\r | |
77 | \r | |
78 | \r | |
79 | //========================================================================================================\r | |
80 | \r | |
81 | AliITSAlignMille2* AliITSAlignMille2::fgInstance = 0; \r | |
82 | Int_t AliITSAlignMille2::fgInstanceID = 0;\r | |
83 | \r | |
84 | //________________________________________________________________________________________________________\r | |
85 | AliITSAlignMille2::AliITSAlignMille2(const Char_t *configFilename ) \r | |
86 | : TObject(),\r | |
87 | fMillepede(0),\r | |
88 | fStartFac(16.), \r | |
89 | fResCutInitial(100.), \r | |
90 | fResCut(100.),\r | |
91 | fNGlobal(0),\r | |
92 | fNLocal(4),\r | |
93 | fNStdDev(3),\r | |
94 | fIsMilleInit(kFALSE),\r | |
95 | fAllowPseudoParents(kFALSE),\r | |
96 | //\r | |
97 | fCurrentModule(0),\r | |
98 | fTrack(0),\r | |
99 | fTrackBuff(0),\r | |
100 | fCluster(),\r | |
101 | fGlobalDerivatives(0), \r | |
102 | //\r | |
103 | fMinNPtsPerTrack(3),\r | |
104 | fInitTrackParamsMeth(1),\r | |
105 | fTotBadLocEqPoints(0),\r | |
106 | fRieman(0),\r | |
107 | //\r | |
108 | fConstraints(0),\r | |
109 | //\r | |
110 | fUseGlobalDelta(kFALSE),\r | |
111 | fRequirePoints(kFALSE),\r | |
112 | fTempExcludedModule(-1),\r | |
113 | //\r | |
114 | fGeometryFileName("geometry.root"),\r | |
115 | fPreAlignmentFileName(""),\r | |
116 | fConstrRefFileName(""),\r | |
117 | fGeoManager(0),\r | |
118 | fIsConfigured(kFALSE),\r | |
119 | fPreAlignQF(0),\r | |
120 | //\r | |
121 | fCorrectSDD(0),\r | |
122 | fInitialRecSDD(0),\r | |
123 | fPrealignment(0),\r | |
124 | fConstrRef(0),\r | |
125 | fMilleModule(2),\r | |
126 | fSuperModule(2),\r | |
127 | fNModules(0),\r | |
128 | fNSuperModules(0),\r | |
129 | fUsePreAlignment(kFALSE),\r | |
130 | fBOn(kFALSE),\r | |
131 | fBField(0.0),\r | |
132 | fBug(0),\r | |
133 | fMilleVersion(2)\r | |
134 | {\r | |
135 | /// main constructor that takes input from configuration file\r | |
136 | for (int i=3;i--;) fSigmaFactor[i] = 1.0;\r | |
137 | //\r | |
138 | // new RS\r | |
139 | for (Int_t i=0; i<6; i++) {\r | |
140 | fNReqLayUp[i]=0;\r | |
141 | fNReqLayDown[i]=0;\r | |
142 | fNReqLay[i]=0;\r | |
143 | }\r | |
144 | for (Int_t i=0; i<3; i++) {\r | |
145 | fNReqDetUp[i]=0;\r | |
146 | fNReqDetDown[i]=0;\r | |
147 | fNReqDet[i]=0;\r | |
148 | }\r | |
149 | //\r | |
150 | Int_t lc=LoadConfig(configFilename);\r | |
151 | if (lc) {\r | |
152 | AliError(Form("Error %d loading configuration from %s",lc,configFilename));\r | |
153 | exit(1);\r | |
154 | }\r | |
155 | //\r | |
156 | fMillepede = new AliMillePede2(); \r | |
157 | fgInstance = this;\r | |
158 | fgInstanceID++;\r | |
159 | //\r | |
160 | }\r | |
161 | \r | |
162 | //________________________________________________________________________________________________________\r | |
163 | AliITSAlignMille2::~AliITSAlignMille2()\r | |
164 | {\r | |
165 | /// Destructor\r | |
166 | if (fMillepede) delete fMillepede; fMillepede = 0;\r | |
167 | if (fGlobalDerivatives) delete[] fGlobalDerivatives; fGlobalDerivatives = 0;\r | |
168 | if (fRieman) delete fRieman; fRieman = 0;\r | |
169 | if (fPrealignment) delete fPrealignment; fPrealignment = 0;\r | |
170 | if (fConstrRef) delete fConstrRef; fConstrRef = 0;\r | |
171 | if (fCorrectSDD) delete fCorrectSDD; fCorrectSDD = 0;\r | |
172 | if (fInitialRecSDD) delete fInitialRecSDD; fInitialRecSDD = 0;\r | |
173 | fTrackBuff.Delete();\r | |
174 | fConstraints.Delete();\r | |
175 | fMilleModule.Delete();\r | |
176 | fSuperModule.Delete();\r | |
177 | if (--fgInstanceID==0) fgInstance = 0;\r | |
178 | }\r | |
179 | \r | |
180 | ///////////////////////////////////////////////////////////////////////\r | |
181 | \r | |
182 | \r | |
183 | TObjArray* AliITSAlignMille2::GetConfigRecord(FILE* stream, TString& recTitle, TString& recOpt, Bool_t rew)\r | |
184 | {\r | |
185 | // read new record from config file\r | |
186 | TString record;\r | |
187 | static TObjArray* recElems = 0;\r | |
188 | if (recElems) {delete recElems; recElems = 0;}\r | |
189 | //\r | |
190 | TString keyws = recTitle;\r | |
191 | if (!keyws.IsNull()) {\r | |
192 | keyws.ToUpper();\r | |
193 | // keyws += " ";\r | |
194 | }\r | |
195 | while (record.Gets(stream)) {\r | |
196 | int cmt=record.Index("#"); \r | |
197 | if (cmt>=0) record.Remove(cmt); // skip comment\r | |
198 | record.ReplaceAll("\t"," ");\r | |
199 | record.ReplaceAll("\r"," ");\r | |
200 | record.Remove(TString::kBoth,' '); \r | |
201 | if (record.IsNull()) continue; // nothing to decode \r | |
202 | if (!keyws.IsNull() && !record.BeginsWith(keyws.Data())) continue; // specific record was requested\r | |
203 | //\r | |
204 | recElems = record.Tokenize(" ");\r | |
205 | recTitle = recElems->At(0)->GetName();\r | |
206 | recTitle.ToUpper();\r | |
207 | recOpt = recElems->GetLast()>0 ? recElems->At(1)->GetName() : "";\r | |
208 | break;\r | |
209 | }\r | |
210 | if (rew || !recElems) rewind(stream);\r | |
211 | return recElems;\r | |
212 | }\r | |
213 | \r | |
214 | //________________________________________________________________________________________________________\r | |
215 | Int_t AliITSAlignMille2::CheckConfigRecords(FILE* stream)\r | |
216 | { \r | |
217 | TString record,recTitle;\r | |
218 | int lineCnt = 0;\r | |
219 | rewind(stream);\r | |
220 | while (record.Gets(stream)) {\r | |
221 | int cmt=record.Index("#"); \r | |
222 | lineCnt++;\r | |
223 | if (cmt>=0) record.Remove(cmt); // skip comment\r | |
224 | record.ReplaceAll("\t"," ");\r | |
225 | record.ReplaceAll("\r"," ");\r | |
226 | record.Remove(TString::kBoth,' ');\r | |
227 | if (record.IsNull()) continue; // nothing to decode \r | |
228 | // extract keyword\r | |
229 | int spc = record.Index(" ");\r | |
230 | if (spc>0) recTitle = record(0,spc);\r | |
231 | else recTitle = record;\r | |
232 | recTitle.ToUpper();\r | |
233 | Bool_t strOK = kFALSE;\r | |
234 | for (int ik=kNKeyWords;ik--;) if (recTitle == kRecKeys[ik]) {strOK = kTRUE; break;}\r | |
235 | if (strOK) continue;\r | |
236 | //\r | |
237 | AliError(Form("Unknown keyword %s at line %d",\r | |
238 | recTitle.Data(),lineCnt));\r | |
239 | return -1;\r | |
240 | //\r | |
241 | }\r | |
242 | //\r | |
243 | rewind(stream);\r | |
244 | return 0;\r | |
245 | }\r | |
246 | \r | |
247 | \r | |
248 | //________________________________________________________________________________________________________\r | |
249 | Int_t AliITSAlignMille2::LoadConfig(const Char_t *cfile)\r | |
250 | { \r | |
251 | // return 0 if success\r | |
252 | // 1 if error in module index or voluid\r | |
253 | //\r | |
254 | FILE *pfc=fopen(cfile,"r");\r | |
255 | if (!pfc) return -1;\r | |
256 | //\r | |
257 | TString record,recTitle,recOpt,recExt;\r | |
258 | Int_t nrecElems,irec;\r | |
259 | TObjArray *recArr=0;\r | |
260 | //\r | |
261 | fNModules = 0;\r | |
262 | Bool_t stopped = kFALSE;\r | |
263 | //\r | |
264 | if (CheckConfigRecords(pfc)<0) return -1;\r | |
265 | //\r | |
266 | while(1) { \r | |
267 | //\r | |
268 | // ============= 1: we read some obligatory records in predefined order ================\r | |
269 | // \r | |
270 | recTitle = kRecKeys[kGeomFile];\r | |
271 | if ( !GetConfigRecord(pfc,recTitle,recOpt,1) || \r | |
272 | (fGeometryFileName=recOpt).IsNull() || \r | |
273 | gSystem->AccessPathName(recOpt.Data()) ||\r | |
274 | InitGeometry() )\r | |
275 | { AliError("Failed to find/load Geometry"); stopped = kTRUE; break;}\r | |
276 | //\r | |
277 | recTitle = kRecKeys[kSuperModileFile];\r | |
278 | if ( !GetConfigRecord(pfc,recTitle,recOpt,1) || \r | |
279 | recOpt.IsNull() || \r | |
280 | gSystem->AccessPathName(recOpt.Data()) ||\r | |
281 | LoadSuperModuleFile(recOpt.Data()))\r | |
282 | { AliError("Failed to find/load SuperModules"); stopped = kTRUE; break;}\r | |
283 | //\r | |
284 | recTitle = kRecKeys[kConstrRefFile]; // LOCAL_CONSTRAINTS are defined wrt these deltas\r | |
285 | if ( GetConfigRecord(pfc,recTitle,recOpt,1) ) {\r | |
286 | if (recOpt.IsNull() || recOpt=="IDEAL") SetConstraintWrtRef( "IDEAL" );\r | |
287 | else if (gSystem->AccessPathName(recOpt.Data()) || SetConstraintWrtRef(recOpt.Data()) )\r | |
288 | { AliError("Failed to load reference deltas for local constraints"); stopped = kTRUE; break;}\r | |
289 | }\r | |
290 | // \r | |
291 | recTitle = kRecKeys[kPrealignFile];\r | |
292 | if ( GetConfigRecord(pfc,recTitle,recOpt,1) )\r | |
293 | if ( (fPreAlignmentFileName=recOpt).IsNull() || \r | |
294 | gSystem->AccessPathName(recOpt.Data()) ||\r | |
295 | ApplyToGeometry()) \r | |
296 | { AliError(Form("Failed to load Prealignment file %s",recOpt.Data())); stopped = kTRUE; break;}\r | |
297 | //\r | |
298 | recTitle = kRecKeys[kPreCalSDDFile];\r | |
299 | if ( GetConfigRecord(pfc,recTitle,recOpt,1) ) {\r | |
300 | if ( recOpt.IsNull() || gSystem->AccessPathName(recOpt.Data()) ) {stopped = kTRUE; break;}\r | |
301 | AliInfo(Form("Using %s for SDD precalibration",recOpt.Data()));\r | |
302 | TFile* precfi = TFile::Open(recOpt.Data());\r | |
303 | if (!precfi->IsOpen()) {stopped = kTRUE; break;}\r | |
304 | fCorrectSDD = (AliITSresponseSDD*)precfi->Get("AliITSresponseSDD");\r | |
305 | precfi->Close();\r | |
306 | delete precfi;\r | |
307 | if (!fCorrectSDD) {AliError("Precalibration SDD object is not found"); stopped = kTRUE; break;}\r | |
308 | }\r | |
309 | //\r | |
310 | recTitle = kRecKeys[ kInitCalSDDFile ];\r | |
311 | if ( GetConfigRecord(pfc,recTitle,recOpt,1) ) {\r | |
312 | if ( recOpt.IsNull() || gSystem->AccessPathName(recOpt.Data()) ) {stopped = kTRUE; break;}\r | |
313 | AliInfo(Form("Using %s as SDD calibration used in TrackPoints",recOpt.Data()));\r | |
314 | TFile* precf = TFile::Open(recOpt.Data());\r | |
315 | if (!precf->IsOpen()) {stopped = kTRUE; break;}\r | |
316 | fInitialRecSDD = (AliITSresponseSDD*)precf->Get("AliITSresponseSDD");\r | |
317 | precf->Close();\r | |
318 | delete precf;\r | |
319 | if (!fInitialRecSDD) {AliError("Initial Calibration SDD object is not found"); stopped = kTRUE; break;}\r | |
320 | }\r | |
321 | //\r | |
322 | recTitle = kRecKeys[ kGlobalDeltas ];\r | |
323 | if ( GetConfigRecord(pfc,recTitle,recOpt,1) ) SetUseGlobalDelta(kTRUE);\r | |
324 | //\r | |
325 | // =========== 2: see if there are local gaussian constraints defined =====================\r | |
326 | // Note that they should be loaded before the modules declaration\r | |
327 | //\r | |
328 | recTitle = kRecKeys[ kConstrLocal ];\r | |
329 | while( (recArr=GetConfigRecord(pfc,recTitle,recOpt,0)) ) {\r | |
330 | nrecElems = recArr->GetLast()+1;\r | |
331 | if (recOpt.IsFloat()) {stopped = kTRUE; break;} // wrong name\r | |
332 | if (GetConstraint(recOpt.Data())) {\r | |
333 | AliError(Form("Existing constraint %s repeated",recOpt.Data()));\r | |
334 | stopped = kTRUE; break;\r | |
335 | }\r | |
336 | recExt = recArr->At(2)->GetName();\r | |
337 | if (!recExt.IsFloat()) {stopped = kTRUE; break;}\r | |
338 | double val = recExt.Atof(); \r | |
339 | recExt = recArr->At(3)->GetName();\r | |
340 | if (!recExt.IsFloat()) {stopped = kTRUE; break;}\r | |
341 | double err = recExt.Atof(); \r | |
342 | int nwgh = nrecElems - 4;\r | |
343 | double *wgh = new double[nwgh];\r | |
344 | for (nwgh=0,irec=4;irec<nrecElems;irec++) {\r | |
345 | recExt = recArr->At(irec)->GetName();\r | |
346 | if (!recExt.IsFloat()) {stopped = kTRUE; break;}\r | |
347 | wgh[nwgh++] = recExt.Atof();\r | |
348 | }\r | |
349 | if (stopped) {delete[] wgh; break;}\r | |
350 | //\r | |
351 | ConstrainLocal(recOpt.Data(),wgh,nwgh,val,err);\r | |
352 | delete[] wgh;\r | |
353 | //\r | |
354 | } // end while for loop over local constraints\r | |
355 | if (stopped) break;\r | |
356 | //\r | |
357 | // =========== 3: now read modules to align ===================================\r | |
358 | //\r | |
359 | rewind(pfc);\r | |
360 | while( (recArr=GetConfigRecord(pfc,recTitle="",recOpt,0)) ) {\r | |
361 | if (!(recTitle==kRecKeys[ kModVolID ] || recTitle==kRecKeys[ kModIndex ])) continue;\r | |
362 | // Expected format: MODULE id tolX tolY tolZ tolPsi tolTh tolPhi [[sigX sigY sigZ] extra params]\r | |
363 | // where tol* is the tolerance (sigma) for given DOF. 0 means fixed\r | |
364 | // sig* is the scaling parameters for the errors of the clusters of this module\r | |
365 | // extra params are defined for specific modules, e.g. t0 and vdrift corrections of SDD\r | |
366 | //\r | |
367 | nrecElems = recArr->GetLast()+1;\r | |
368 | if (nrecElems<2 || !recOpt.IsDigit()) {stopped = kTRUE; break;}\r | |
369 | int idx = recOpt.Atoi(); \r | |
370 | UShort_t voluid = (idx<=kMaxITSSensID) ? GetModuleVolumeID(idx) : idx;\r | |
371 | AliITSAlignMille2Module* mod = 0;\r | |
372 | //\r | |
373 | if (voluid>=kMinITSSupeModuleID) { // custom supermodule\r | |
374 | for (int j=0; j<fNSuperModules; j++) {\r | |
375 | if (voluid==GetSuperModule(j)->GetVolumeID()) {\r | |
376 | mod = new AliITSAlignMille2Module(*GetSuperModule(j));\r | |
377 | // the matrix might be updated in case some prealignment was applied, check \r | |
378 | TGeoHMatrix* mup = AliGeomManager::GetMatrix(mod->GetName());\r | |
379 | if (mup) *(mod->GetMatrix()) = *mup;\r | |
380 | fMilleModule.AddAtAndExpand(mod,fNModules);\r | |
381 | break;\r | |
382 | } \r | |
383 | }\r | |
384 | }\r | |
385 | else if (idx<=kMaxITSSensVID) {\r | |
386 | mod = new AliITSAlignMille2Module(voluid);\r | |
387 | fMilleModule.AddAtAndExpand(mod,fNModules);\r | |
388 | }\r | |
389 | if (!mod) {stopped = kTRUE; break;} // bad volid\r | |
390 | //\r | |
391 | // geometry variation settings\r | |
392 | for (int i=0;i<AliITSAlignMille2Module::kMaxParGeom;i++) {\r | |
393 | irec = i+2;\r | |
394 | if (irec >= nrecElems) break;\r | |
395 | recExt = recArr->At(irec)->GetName();\r | |
396 | if (!recExt.IsFloat()) {stopped = kTRUE; break;}\r | |
397 | mod->SetFreeDOF(i, recExt.Atof() ); \r | |
398 | }\r | |
399 | if (stopped) break;\r | |
400 | //\r | |
401 | // scaling factors for cluster errors\r | |
402 | // first set default ones\r | |
403 | for (int i=0;i<3;i++) mod->SetSigmaFactor(i, fSigmaFactor[i]); \r | |
404 | for (int i=0;i<3;i++) {\r | |
405 | irec = i+8;\r | |
406 | if (irec >= nrecElems) break;\r | |
407 | recExt = recArr->At(irec)->GetName();\r | |
408 | if (!recExt.IsFloat()) {stopped = kTRUE; break;}\r | |
409 | mod->SetSigmaFactor(i, recExt.Atof() ); \r | |
410 | } \r | |
411 | if (stopped) break;\r | |
412 | //\r | |
413 | mod->SetGeomParamsGlobal(fUseGlobalDelta);\r | |
414 | // now comes special detectors treatment\r | |
415 | if (mod->IsSDD()) {\r | |
416 | double vl = 0;\r | |
417 | if (nrecElems>11) {\r | |
418 | recExt = recArr->At(11)->GetName();\r | |
419 | if (recExt.IsFloat()) vl = recExt.Atof();\r | |
420 | else {stopped = kTRUE; break;}\r | |
421 | irec = 11;\r | |
422 | }\r | |
423 | mod->SetFreeDOF(AliITSAlignMille2Module::kDOFT0,vl);\r | |
424 | //\r | |
425 | vl = 0;\r | |
426 | if (nrecElems>12) {\r | |
427 | recExt = recArr->At(12)->GetName();\r | |
428 | if (recExt.IsFloat()) vl = recExt.Atof();\r | |
429 | else {stopped = kTRUE; break;}\r | |
430 | irec = 12;\r | |
431 | }\r | |
432 | mod->SetFreeDOF(AliITSAlignMille2Module::kDOFDV,vl);\r | |
433 | }\r | |
434 | //\r | |
435 | mod->SetUniqueID(fNModules);\r | |
436 | mod->EvaluateDOF();\r | |
437 | fNModules++;\r | |
438 | //\r | |
439 | // now check if there are local constraints on this module\r | |
440 | for (++irec;irec<nrecElems;irec++) {\r | |
441 | recExt = recArr->At(irec)->GetName();\r | |
442 | if (recExt.IsFloat()) {stopped=kTRUE;break;}\r | |
443 | AliITSAlignMille2ConstrArray* cstr = (AliITSAlignMille2ConstrArray*)GetConstraint(recExt.Data());\r | |
444 | if (!cstr) {\r | |
445 | AliInfo(Form("No Local constraint %s was declared",recExt.Data())); \r | |
446 | stopped=kTRUE; \r | |
447 | break;\r | |
448 | }\r | |
449 | cstr->AddModule(mod);\r | |
450 | }\r | |
451 | if (stopped) break;\r | |
452 | } // end while for loop over modules\r | |
453 | if (stopped) break;\r | |
454 | //\r | |
455 | if (fNModules==0) {AliError("Failed to find any MODULE"); stopped = kTRUE; break;} \r | |
456 | BuildHierarchy(); // preprocess loaded modules\r | |
457 | //\r | |
458 | // =========== 4: the rest may come in arbitrary order =======================================\r | |
459 | rewind(pfc);\r | |
460 | while ( (recArr=GetConfigRecord(pfc,recTitle="",recOpt,0))!=0 ) {\r | |
461 | //\r | |
462 | nrecElems = recArr->GetLast()+1;\r | |
463 | //\r | |
464 | // some simple flags -----------------------------------------------------------------------\r | |
465 | //\r | |
466 | if (recTitle == kRecKeys[ kPseudoParents ]) SetAllowPseudoParents(kTRUE);\r | |
467 | //\r | |
468 | // some optional parameters ----------------------------------------------------------------\r | |
469 | else if (recTitle == kRecKeys[ kTrackFitMethod ]) {\r | |
470 | if (recOpt.IsNull() || !recOpt.IsDigit() ) {stopped = kTRUE; break;}\r | |
471 | SetInitTrackParamsMeth(recOpt.Atoi());\r | |
472 | }\r | |
473 | //\r | |
474 | else if (recTitle == kRecKeys[ kMinPntTrack ]) {\r | |
475 | if (recOpt.IsNull() || !recOpt.IsDigit() ) {stopped = kTRUE; break;}\r | |
476 | fMinNPtsPerTrack = recOpt.Atoi();\r | |
477 | }\r | |
478 | //\r | |
479 | else if (recTitle == kRecKeys[ kNStDev ]) {\r | |
480 | if (recOpt.IsNull() || !recOpt.IsFloat() ) {stopped = kTRUE; break;}\r | |
481 | fNStdDev = (Int_t)recOpt.Atof();\r | |
482 | }\r | |
483 | //\r | |
484 | else if (recTitle == kRecKeys[ kResCutInit ]) {\r | |
485 | if (recOpt.IsNull() || !recOpt.IsFloat() ) {stopped = kTRUE; break;}\r | |
486 | fResCutInitial = recOpt.Atof();\r | |
487 | }\r | |
488 | //\r | |
489 | else if (recTitle == kRecKeys[ kResCutOther ]) {\r | |
490 | if (recOpt.IsNull() || !recOpt.IsFloat() ) {stopped = kTRUE; break;}\r | |
491 | fResCut = recOpt.Atof();\r | |
492 | }\r | |
493 | //\r | |
494 | else if (recTitle == kRecKeys[ kLocalSigFactor ]) { //-------------------------\r | |
495 | for (irec=0;irec<3;irec++) if (nrecElems>irec+1) {\r | |
496 | fSigmaFactor[irec] = ((TObjString*)recArr->At(irec+1))->GetString().Atof();\r | |
497 | if (fSigmaFactor[irec]<=0.) stopped = kTRUE;\r | |
498 | }\r | |
499 | if (stopped) break; \r | |
500 | }\r | |
501 | //\r | |
502 | else if (recTitle == kRecKeys[ kStartFactor ]) { //-------------------------\r | |
503 | if (recOpt.IsNull() || !recOpt.IsFloat() ) {stopped = kTRUE; break;}\r | |
504 | fStartFac = recOpt.Atof();\r | |
505 | }\r | |
506 | //\r | |
507 | else if (recTitle == kRecKeys[ kBField ]) { //-------------------------\r | |
508 | if (recOpt.IsNull() || !recOpt.IsFloat() ) {stopped = kTRUE; break;}\r | |
509 | fBField = recOpt.Atof();\r | |
510 | if (fBField>0) {\r | |
511 | fBOn = kTRUE;\r | |
512 | fNLocal = 5; // helices\r | |
513 | fRieman = new AliTrackFitterRieman();\r | |
514 | } \r | |
515 | else {\r | |
516 | fBField = 0.0;\r | |
517 | fBOn = kFALSE;\r | |
518 | fNLocal = 4;\r | |
519 | }\r | |
520 | }\r | |
521 | //\r | |
522 | else if (recTitle == kRecKeys[ kSparseMatrix ]) { // matrix solver type\r | |
523 | //\r | |
524 | AliMillePede2::SetGlobalMatSparse(kTRUE);\r | |
525 | if (recOpt.IsNull()) continue;\r | |
526 | // solver type and settings\r | |
527 | if (recOpt == "MINRES") AliMillePede2::SetIterSolverType( AliMinResSolve::kSolMinRes );\r | |
528 | else if (recOpt == "FGMRES") AliMillePede2::SetIterSolverType( AliMinResSolve::kSolFGMRes );\r | |
529 | else {stopped = kTRUE; break;}\r | |
530 | //\r | |
531 | if (nrecElems>=3) { // preconditioner type\r | |
532 | recExt = recArr->At(2)->GetName();\r | |
533 | if (!recExt.IsDigit()) {stopped = kTRUE; break;}\r | |
534 | AliMillePede2::SetMinResPrecondType( recExt.Atoi() );\r | |
535 | }\r | |
536 | //\r | |
537 | if (nrecElems>=4) { // tolerance\r | |
538 | recExt = recArr->At(3)->GetName();\r | |
539 | if (!recExt.IsFloat()) {stopped = kTRUE; break;}\r | |
540 | AliMillePede2::SetMinResTol( recExt.Atof() );\r | |
541 | }\r | |
542 | //\r | |
543 | if (nrecElems>=5) { // maxIter\r | |
544 | recExt = recArr->At(4)->GetName();\r | |
545 | if (!recExt.IsDigit()) {stopped = kTRUE; break;}\r | |
546 | AliMillePede2::SetMinResMaxIter( recExt.Atoi() );\r | |
547 | } \r | |
548 | }\r | |
549 | //\r | |
550 | else if (recTitle == kRecKeys[ kRequirePoint ]) { //-------------------------\r | |
551 | // syntax: REQUIRE_POINT where ndet updw nreqpts\r | |
552 | // where = LAYER or DETECTOR\r | |
553 | // ndet = detector number: 1-6 for LAYER and 1-3 for DETECTOR (SPD=1, SDD=2, SSD=3)\r | |
554 | // updw = 1 for Y>0, -1 for Y<0, 0 if not specified\r | |
555 | // nreqpts = minimum number of points of that type\r | |
556 | if (nrecElems>=5) {\r | |
557 | recOpt.ToUpper();\r | |
558 | int lr = ((TObjString*)recArr->At(2))->GetString().Atoi() - 1;\r | |
559 | int hb = ((TObjString*)recArr->At(3))->GetString().Atoi();\r | |
560 | int np = ((TObjString*)recArr->At(4))->GetString().Atoi();\r | |
561 | fRequirePoints = kTRUE;\r | |
562 | if (recOpt == "LAYER") {\r | |
563 | if (lr<0 || lr>5) {stopped = kTRUE; break;}\r | |
564 | if (hb>0) fNReqLayUp[lr] = np;\r | |
565 | else if (hb<0) fNReqLayDown[lr] = np;\r | |
566 | else fNReqLay[lr] = np;\r | |
567 | }\r | |
568 | else if (recOpt == "DETECTOR") {\r | |
569 | if (lr<0 || lr>2) {stopped = kTRUE; break;}\r | |
570 | if (hb>0) fNReqDetUp[lr] = np;\r | |
571 | else if (hb<0) fNReqDetDown[lr] = np;\r | |
572 | else fNReqDet[lr] = np;\r | |
573 | }\r | |
574 | else {stopped = kTRUE; break;}\r | |
575 | }\r | |
576 | else {stopped = kTRUE; break;}\r | |
577 | }\r | |
578 | //\r | |
579 | // global constraints on the subunits/orphans \r | |
580 | else if (recTitle == kRecKeys[ kConstrOrphans ]) { //------------------------\r | |
581 | // expect CONSTRAINT_ORPHANS MEAN/MEDIAN Value parID0 ... parID1 ...\r | |
582 | if (nrecElems<4) {stopped = kTRUE; break;}\r | |
583 | recExt = recArr->At(2)->GetName();\r | |
584 | if (!recExt.IsFloat()) {stopped = kTRUE; break;}\r | |
585 | double val = recExt.Atof();\r | |
586 | UInt_t pattern = 0;\r | |
587 | for (irec=3;irec<nrecElems;irec++) { // read params to constraint\r | |
588 | recExt = recArr->At(irec)->GetName();\r | |
589 | if (!recExt.IsDigit()) {stopped = kTRUE; break;}\r | |
590 | pattern |= 0x1 << recExt.Atoi();\r | |
591 | }\r | |
592 | if (stopped) break;\r | |
593 | if (recOpt == "MEAN") ConstrainOrphansMean(val,pattern);\r | |
594 | else if (recOpt == "MEDIAN") ConstrainOrphansMedian(val,pattern);\r | |
595 | else {stopped = kTRUE; break;}\r | |
596 | }\r | |
597 | //\r | |
598 | else if (recTitle == kRecKeys[ kConstrSubunits ]) { //------------------------\r | |
599 | // expect ONSTRAINT_SUBUNITS MEAN/MEDIAN Value parID0 ... parID1 ... VolID1 ... VolIDn - VolIDm\r | |
600 | if (nrecElems<5) {stopped = kTRUE; break;}\r | |
601 | recExt = recArr->At(2)->GetName();\r | |
602 | if (!recExt.IsFloat()) {stopped = kTRUE; break;}\r | |
603 | double val = recExt.Atof();\r | |
604 | UInt_t pattern = 0;\r | |
605 | for (irec=3;irec<nrecElems;irec++) { // read params to constraint\r | |
606 | recExt = recArr->At(irec)->GetName();\r | |
607 | if (!recExt.IsDigit()) {stopped = kTRUE; break;}\r | |
608 | int parid = recExt.Atoi();\r | |
609 | if (parid<kMaxITSSensID) pattern |= 0x1 << recExt.Atoi();\r | |
610 | else break; // list of params is over \r | |
611 | }\r | |
612 | if (stopped) break;\r | |
613 | //\r | |
614 | Bool_t meanC;\r | |
615 | if (recOpt == "MEAN") meanC = kTRUE;\r | |
616 | else if (recOpt == "MEDIAN") meanC = kFALSE;\r | |
617 | else {stopped = kTRUE; break;}\r | |
618 | //\r | |
619 | int curID = -1;\r | |
620 | int rangeStart = -1;\r | |
621 | for (;irec<nrecElems;irec++) { // read modules to apply this constraint\r | |
622 | recExt = recArr->At(irec)->GetName();\r | |
623 | if (recExt == "-") {rangeStart = curID; continue;} // range is requested\r | |
624 | else if (!recExt.IsDigit()) {stopped = kTRUE; break;}\r | |
625 | else curID = recExt.Atoi();\r | |
626 | //\r | |
627 | if (curID<=kMaxITSSensID) curID = GetModuleVolumeID(curID);\r | |
628 | // this was a range start or single \r | |
629 | int start;\r | |
630 | if (rangeStart>=0) {start = rangeStart+1; rangeStart=-1;} // continue the range\r | |
631 | else start = curID; // create constraint either for single module (or 1st in the range)\r | |
632 | for (int id=start;id<=curID;id++) {\r | |
633 | int id0 = IsVIDDefined(id);\r | |
634 | if (id0<0) {AliDebug(3,Form("Undefined module %d requested in the SubUnits constraint, skipping",id)); continue;}\r | |
635 | if (meanC) ConstrainModuleSubUnitsMean(id0,val,pattern);\r | |
636 | else ConstrainModuleSubUnitsMedian(id0,val,pattern);\r | |
637 | }\r | |
638 | }\r | |
639 | if (rangeStart>=0) stopped = kTRUE; // unfinished range\r | |
640 | if (stopped) break;\r | |
641 | } \r | |
642 | // \r | |
643 | // association of modules with local constraints\r | |
644 | else if (recTitle == kRecKeys[ kApplyConstr ]) { //------------------------\r | |
645 | // expect APPLY_CONSTRAINT NAME [NAME1...] [VolID1 ... VolIDn - VolIDm]\r | |
646 | if (nrecElems<3) {stopped = kTRUE; break;}\r | |
647 | int nmID0=-1,nmID1=-1;\r | |
648 | for (irec=1;irec<nrecElems;irec++) { // find the range of constraint names\r | |
649 | recExt = recArr->At(irec)->GetName();\r | |
650 | if (recExt.IsFloat()) break;\r | |
651 | // check if such a constraint was declared\r | |
652 | if (!GetConstraint(recExt.Data())) {\r | |
653 | AliInfo(Form("No Local constraint %s was declared",recExt.Data())); \r | |
654 | stopped=kTRUE; \r | |
655 | break;\r | |
656 | }\r | |
657 | if (nmID0<0) nmID0 = irec;\r | |
658 | nmID1 = irec;\r | |
659 | }\r | |
660 | if (stopped) break;\r | |
661 | //\r | |
662 | if (irec>=nrecElems) {stopped = kTRUE; break;} // no modules provided\r | |
663 | //\r | |
664 | // now read the list of modules to constrain\r | |
665 | int curID = -1;\r | |
666 | int rangeStart = -1;\r | |
667 | for (;irec<nrecElems;irec++) { // read modules to apply this constraint\r | |
668 | recExt = recArr->At(irec)->GetName();\r | |
669 | if (recExt == "-") {rangeStart = curID; continue;} // range is requested\r | |
670 | else if (!recExt.IsDigit()) {stopped = kTRUE; break;}\r | |
671 | else curID = recExt.Atoi();\r | |
672 | //\r | |
673 | if (curID<=kMaxITSSensID) curID = GetModuleVolumeID(curID);\r | |
674 | //\r | |
675 | // this was a range start or single \r | |
676 | int start;\r | |
677 | if (rangeStart>=0) {start = rangeStart+1; rangeStart=-1;} // continue the range\r | |
678 | else start = curID; // create constraint either for single module (or 1st in the range)\r | |
679 | for (int id=start;id<=curID;id++) {\r | |
680 | AliITSAlignMille2Module *md = GetMilleModuleByVID(id);\r | |
681 | if (!md) {AliDebug(3,Form("Undefined module %d requested in the Local constraint, skipping",id)); continue;}\r | |
682 | for (int nmid=nmID0;nmid<=nmID1;nmid++) \r | |
683 | ((AliITSAlignMille2ConstrArray*)GetConstraint(recArr->At(nmid)->GetName()))->AddModule(md);\r | |
684 | }\r | |
685 | }\r | |
686 | if (rangeStart>=0) stopped = kTRUE; // unfinished range\r | |
687 | if (stopped) break;\r | |
688 | }\r | |
689 | //\r | |
690 | else continue; // already processed record\r | |
691 | //\r | |
692 | } // end of while loop 4 over the various params \r | |
693 | //\r | |
694 | break;\r | |
695 | } // end of while(1) loop \r | |
696 | //\r | |
697 | fclose(pfc);\r | |
698 | if (stopped) {\r | |
699 | AliError(Form("Failed on record %s %s ...\n",recTitle.Data(),recOpt.Data()));\r | |
700 | return -1;\r | |
701 | }\r | |
702 | //\r | |
703 | fIsConfigured = kTRUE;\r | |
704 | return 0;\r | |
705 | }\r | |
706 | \r | |
707 | //________________________________________________________________________________________________________\r | |
708 | void AliITSAlignMille2::BuildHierarchy()\r | |
709 | {\r | |
710 | // build the hieararhy of the modules to align\r | |
711 | //\r | |
712 | if (!GetUseGlobalDelta() && PseudoParentsAllowed()) {\r | |
713 | AliInfo("PseudoParents mode is allowed only when the deltas are global\n"\r | |
714 | "Since Deltas are local, switching to NoPseudoParents");\r | |
715 | SetAllowPseudoParents(kFALSE);\r | |
716 | }\r | |
717 | // set parent/child relationship for modules to align\r | |
718 | AliInfo("Setting parent/child relationships\n");\r | |
719 | //\r | |
720 | // 1) child -> parent reference\r | |
721 | for (int ipar=0;ipar<fNModules;ipar++) {\r | |
722 | AliITSAlignMille2Module* parent = GetMilleModule(ipar);\r | |
723 | if (parent->IsSensor()) continue; // sensor cannot be a parent\r | |
724 | //\r | |
725 | for (int icld=0;icld<fNModules;icld++) {\r | |
726 | if (icld==ipar) continue;\r | |
727 | AliITSAlignMille2Module* child = GetMilleModule(icld);\r | |
728 | if (!child->BelongsTo(parent)) continue;\r | |
729 | // child cannot have more sensors than the parent\r | |
730 | if (child->GetNSensitiveVolumes() > parent->GetNSensitiveVolumes()) continue;\r | |
731 | //\r | |
732 | AliITSAlignMille2Module* parOld = child->GetParent();\r | |
733 | // is this parent candidate closer than the old parent ? \r | |
734 | if (parOld && parOld->GetNSensitiveVolumes()<parent->GetNSensitiveVolumes()) continue; // parOld is closer\r | |
735 | child->SetParent(parent);\r | |
736 | }\r | |
737 | //\r | |
738 | }\r | |
739 | //\r | |
740 | // add parent -> children reference\r | |
741 | for (int icld=0;icld<fNModules;icld++) {\r | |
742 | AliITSAlignMille2Module* child = GetMilleModule(icld);\r | |
743 | AliITSAlignMille2Module* parent = child->GetParent();\r | |
744 | if (parent) parent->AddChild(child);\r | |
745 | } \r | |
746 | //\r | |
747 | // reorder the modules in such a way that parents come first\r | |
748 | for (int icld=0;icld<fNModules;icld++) {\r | |
749 | AliITSAlignMille2Module* child = GetMilleModule(icld);\r | |
750 | AliITSAlignMille2Module* parent; \r | |
751 | while ( (parent=child->GetParent()) && (parent->GetUniqueID()>child->GetUniqueID()) ) {\r | |
752 | // swap\r | |
753 | fMilleModule[icld] = parent;\r | |
754 | fMilleModule[parent->GetUniqueID()] = child;\r | |
755 | child->SetUniqueID(parent->GetUniqueID());\r | |
756 | parent->SetUniqueID(icld);\r | |
757 | child = parent;\r | |
758 | }\r | |
759 | //\r | |
760 | } \r | |
761 | //\r | |
762 | // Go over the child->parent chain and mark modules with explicitly provided sensors.\r | |
763 | // If the sensors of the unit are explicitly declared, all undeclared sensors are \r | |
764 | // suppresed in this unit.\r | |
765 | for (int icld=fNModules;icld--;) {\r | |
766 | AliITSAlignMille2Module* child = GetMilleModule(icld);\r | |
767 | AliITSAlignMille2Module* parent = child->GetParent();\r | |
768 | if (!parent) continue;\r | |
769 | //\r | |
770 | // check if this parent was already processed\r | |
771 | if (!parent->AreSensorsProvided()) {\r | |
772 | parent->DelSensitiveVolumes();\r | |
773 | parent->SetSensorsProvided(kTRUE);\r | |
774 | }\r | |
775 | // reattach sensors to parent\r | |
776 | for (int isc=child->GetNSensitiveVolumes();isc--;) {\r | |
777 | UShort_t senVID = child->GetSensVolVolumeID(isc);\r | |
778 | if (!parent->IsIn(senVID)) parent->AddSensitiveVolume(senVID);\r | |
779 | }\r | |
780 | }\r | |
781 | //\r | |
782 | }\r | |
783 | \r | |
784 | // pepo\r | |
785 | //________________________________________________________________________________________________________\r | |
786 | void AliITSAlignMille2::SetCurrentModule(Int_t id)\r | |
787 | {\r | |
788 | // set the current supermodule\r | |
789 | // new meaning\r | |
790 | if (fMilleVersion>=2) {\r | |
791 | fCurrentModule = GetMilleModule(id);\r | |
792 | return;\r | |
793 | }\r | |
794 | // old meaning\r | |
795 | if (fMilleVersion<=1) {\r | |
796 | Int_t index=id;\r | |
797 | /// set as current the SuperModule that contains the 'index' sens.vol.\r | |
798 | if (index<0 || index>2197) {\r | |
799 | AliInfo("index does not correspond to a sensitive volume!");\r | |
800 | return;\r | |
801 | }\r | |
802 | UShort_t voluid=AliITSAlignMille2Module::GetVolumeIDFromIndex(index);\r | |
803 | Int_t k=IsContained(voluid);\r | |
804 | if (k>=0){\r | |
805 | fCluster.SetVolumeID(voluid);\r | |
806 | fCluster.SetXYZ(0,0,0);\r | |
807 | InitModuleParams();\r | |
808 | }\r | |
809 | else\r | |
810 | AliInfo(Form("module %d not defined\n",index)); \r | |
811 | }\r | |
812 | }\r | |
813 | // endpepo\r | |
814 | //________________________________________________________________________________________________________\r | |
815 | void AliITSAlignMille2::SetRequiredPoint(Char_t* where, Int_t ndet, Int_t updw, Int_t nreqpts) \r | |
816 | {\r | |
817 | // set minimum number of points in specific detector or layer\r | |
818 | // where = LAYER or DETECTOR\r | |
819 | // ndet = detector number: 1-6 for LAYER and 1-3 for DETECTOR (SPD=1, SDD=2, SSD=3)\r | |
820 | // updw = 1 for Y>0, -1 for Y<0, 0 if not specified\r | |
821 | // nreqpts = minimum number of points of that type\r | |
822 | ndet--;\r | |
823 | if (strstr(where,"LAYER")) {\r | |
824 | if (ndet<0 || ndet>5) return;\r | |
825 | if (updw>0) fNReqLayUp[ndet]=nreqpts;\r | |
826 | else if (updw<0) fNReqLayDown[ndet]=nreqpts;\r | |
827 | else fNReqLay[ndet]=nreqpts;\r | |
828 | fRequirePoints=kTRUE;\r | |
829 | }\r | |
830 | else if (strstr(where,"DETECTOR")) {\r | |
831 | if (ndet<0 || ndet>2) return;\r | |
832 | if (updw>0) fNReqDetUp[ndet]=nreqpts;\r | |
833 | else if (updw<0) fNReqDetDown[ndet]=nreqpts;\r | |
834 | else fNReqDet[ndet]=nreqpts; \r | |
835 | fRequirePoints=kTRUE;\r | |
836 | }\r | |
837 | }\r | |
838 | \r | |
839 | //________________________________________________________________________________________________________\r | |
840 | Int_t AliITSAlignMille2::GetModuleIndex(const Char_t *symname) \r | |
841 | {\r | |
842 | /// index from symname\r | |
843 | if (!symname) return -1;\r | |
844 | for (Int_t i=0;i<=kMaxITSSensID; i++) {\r | |
845 | if (!strcmp(symname,AliITSgeomTGeo::GetSymName(i))) return i;\r | |
846 | }\r | |
847 | return -1;\r | |
848 | }\r | |
849 | \r | |
850 | //________________________________________________________________________________________________________\r | |
851 | Int_t AliITSAlignMille2::GetModuleIndex(UShort_t voluid) \r | |
852 | {\r | |
853 | /// index from volume ID\r | |
854 | AliGeomManager::ELayerID lay = AliGeomManager::VolUIDToLayer(voluid);\r | |
855 | if (lay<1|| lay>6) return -1;\r | |
856 | Int_t idx=Int_t(voluid)-2048*lay;\r | |
857 | if (idx>=AliGeomManager::LayerSize(lay)) return -1;\r | |
858 | for (Int_t ilay=1; ilay<lay; ilay++) \r | |
859 | idx += AliGeomManager::LayerSize(ilay);\r | |
860 | return idx;\r | |
861 | }\r | |
862 | \r | |
863 | //________________________________________________________________________________________________________\r | |
864 | UShort_t AliITSAlignMille2::GetModuleVolumeID(const Char_t *symname) \r | |
865 | {\r | |
866 | /// volume ID from symname\r | |
867 | /// works for sensitive volumes only\r | |
868 | if (!symname) return 0;\r | |
869 | \r | |
870 | for (UShort_t voluid=2000; voluid<13300; voluid++) {\r | |
871 | Int_t modId;\r | |
872 | AliGeomManager::ELayerID layerId = AliGeomManager::VolUIDToLayer(voluid,modId);\r | |
873 | if (layerId>0 && layerId<7 && modId>=0 && modId<AliGeomManager::LayerSize(layerId)) {\r | |
874 | if (!strcmp(symname,AliGeomManager::SymName(layerId,modId))) return voluid;\r | |
875 | }\r | |
876 | }\r | |
877 | \r | |
878 | return 0;\r | |
879 | }\r | |
880 | \r | |
881 | //________________________________________________________________________________________________________\r | |
882 | UShort_t AliITSAlignMille2::GetModuleVolumeID(Int_t index) \r | |
883 | {\r | |
884 | /// volume ID from index\r | |
885 | if (index<0) return 0;\r | |
886 | if (index<2198)\r | |
887 | return GetModuleVolumeID(AliITSgeomTGeo::GetSymName(index));\r | |
888 | else {\r | |
889 | for (int i=0; i<fNSuperModules; i++) {\r | |
890 | if (GetSuperModule(i)->GetIndex()==index) return GetSuperModule(i)->GetVolumeID();\r | |
891 | }\r | |
892 | }\r | |
893 | return 0;\r | |
894 | }\r | |
895 | \r | |
896 | //________________________________________________________________________________________________________\r | |
897 | Int_t AliITSAlignMille2::InitGeometry() \r | |
898 | {\r | |
899 | /// initialize geometry\r | |
900 | AliInfo("Loading initial geometry");\r | |
901 | AliGeomManager::LoadGeometry(fGeometryFileName.Data());\r | |
902 | fGeoManager = AliGeomManager::GetGeometry();\r | |
903 | if (!fGeoManager) {\r | |
904 | AliInfo("Couldn't initialize geometry");\r | |
905 | return -1;\r | |
906 | }\r | |
907 | return 0;\r | |
908 | }\r | |
909 | \r | |
910 | //________________________________________________________________________________________________________\r | |
911 | Int_t AliITSAlignMille2::SetConstraintWrtRef(const char* reffname) \r | |
912 | {\r | |
913 | // Load the global deltas from this file. The local gaussian constraints on some modules \r | |
914 | // will be defined with respect to the deltas from this reference file, converted to local\r | |
915 | // delta format. Note: conversion to local format requires reloading the geometry!\r | |
916 | //\r | |
917 | AliInfo(Form("Loading reference deltas for local constraints from %s",reffname));\r | |
918 | if (!fGeoManager) return -1; \r | |
919 | fConstrRefFileName = reffname;\r | |
920 | if (fConstrRefFileName == "IDEAL") { // the reference is the ideal geometry, just create dummy reference array\r | |
921 | fConstrRef = new TClonesArray("AliAlignObjParams",1);\r | |
922 | return 0;\r | |
923 | }\r | |
924 | TFile *pref = TFile::Open(fConstrRefFileName.Data());\r | |
925 | if (!pref->IsOpen()) return -2; \r | |
926 | fConstrRef = (TClonesArray*)pref->Get("ITSAlignObjs");\r | |
927 | pref->Close();\r | |
928 | delete pref;\r | |
929 | if (!fConstrRef) {\r | |
930 | AliError(Form("Did not find reference prealignment deltas in %s",reffname));\r | |
931 | return -1;\r | |
932 | }\r | |
933 | //\r | |
934 | // we need ideal geometry to convert global deltas to local ones\r | |
935 | if (fUsePreAlignment) {\r | |
936 | AliError("The call of SetConstraintWrtRef must be done before application of the prealignment");\r | |
937 | return -1;\r | |
938 | }\r | |
939 | //\r | |
940 | AliInfo("Converting global reference deltas to local ones");\r | |
941 | Int_t nprea = fConstrRef->GetEntriesFast();\r | |
942 | for (int ix=0; ix<nprea; ix++) {\r | |
943 | AliAlignObjParams *preo=(AliAlignObjParams*) fConstrRef->At(ix);\r | |
944 | if (!preo->ApplyToGeometry()) return -1;\r | |
945 | }\r | |
946 | //\r | |
947 | // now convert the global reference deltas to local ones\r | |
948 | for (int i=fConstrRef->GetEntriesFast();i--;) {\r | |
949 | AliAlignObjParams *preo = (AliAlignObjParams*)fConstrRef->At(i);\r | |
950 | TGeoHMatrix * mupd = AliGeomManager::GetMatrix(preo->GetSymName());\r | |
951 | if (!mupd) { // this is not alignable entry, need to look in the supermodules\r | |
952 | for (int im=fNSuperModules;im--;) {\r | |
953 | AliITSAlignMille2Module* mod = GetSuperModule(im);\r | |
954 | if ( strcmp(mod->GetName(), preo->GetSymName()) ) continue;\r | |
955 | mupd = mod->GetMatrix();\r | |
956 | break;\r | |
957 | }\r | |
958 | if (!mupd) {\r | |
959 | AliError(Form("Failed to find the volume for reference %s",preo->GetSymName()));\r | |
960 | return -1;\r | |
961 | }\r | |
962 | } \r | |
963 | TGeoHMatrix preMat;\r | |
964 | preo->GetMatrix(preMat); // Delta_Glob\r | |
965 | TGeoHMatrix tmpMat = *mupd; // Delta_Glob * Delta_Glob_Par * M\r | |
966 | preMat.MultiplyLeft( &tmpMat.Inverse() ); // M^-1 * Delta_Glob_Par^-1 = (Delta_Glob_Par * M)^-1\r | |
967 | tmpMat.MultiplyLeft( &preMat ); // (Delta_Glob_Par * M)^-1 * Delta_Glob * Delta_Glob_Par * M = Delta_loc\r | |
968 | preo->SetMatrix(tmpMat); // local corrections \r | |
969 | }\r | |
970 | //\r | |
971 | // we need to reload the geometry spoiled by this reference deltas...\r | |
972 | delete fGeoManager;\r | |
973 | AliInfo("Reloading initial geometry");\r | |
974 | AliGeomManager::LoadGeometry(fGeometryFileName.Data());\r | |
975 | fGeoManager = AliGeomManager::GetGeometry();\r | |
976 | return 0;\r | |
977 | }\r | |
978 | \r | |
979 | //________________________________________________________________________________________________________\r | |
980 | void AliITSAlignMille2::Init()\r | |
981 | {\r | |
982 | // perform global initialization\r | |
983 | //\r | |
984 | if (fIsMilleInit) {\r | |
985 | AliInfo("Millepede has been already initialized!");\r | |
986 | return;\r | |
987 | }\r | |
988 | // range constraints in such a way that the childs are constrained before their parents\r | |
989 | // orphan constraints come last\r | |
990 | for (int ic=0;ic<GetNConstraints();ic++) {\r | |
991 | for (int ic1=ic+1;ic1<GetNConstraints();ic1++) {\r | |
992 | AliITSAlignMille2Constraint *cst0 = GetConstraint(ic);\r | |
993 | AliITSAlignMille2Constraint *cst1 = GetConstraint(ic1);\r | |
994 | if (cst0->GetModuleID()<cst1->GetModuleID()) {\r | |
995 | // swap\r | |
996 | fConstraints[ic] = cst1;\r | |
997 | fConstraints[ic1] = cst0;\r | |
998 | }\r | |
999 | }\r | |
1000 | }\r | |
1001 | //\r | |
1002 | if (!GetUseGlobalDelta()) {\r | |
1003 | AliInfo("ATTENTION: The parameters are defined in the local frame, no check for degeneracy will be done");\r | |
1004 | for (int imd=fNModules;imd--;) {\r | |
1005 | AliITSAlignMille2Module* mod = GetMilleModule(imd);\r | |
1006 | int npar = mod->GetNParTot();\r | |
1007 | // the parameter may have max 1 free instance, otherwise the equations are underdefined\r | |
1008 | for (int ipar=0;ipar<npar;ipar++) {\r | |
1009 | if (!mod->IsFreeDOF(ipar)) continue;\r | |
1010 | mod->SetParOffset(ipar,fNGlobal++);\r | |
1011 | }\r | |
1012 | }\r | |
1013 | }\r | |
1014 | else {\r | |
1015 | // init millepede, decide which parameters are to be fitted explicitly\r | |
1016 | for (int imd=fNModules;imd--;) {\r | |
1017 | AliITSAlignMille2Module* mod = GetMilleModule(imd);\r | |
1018 | int npar = mod->GetNParTot();\r | |
1019 | // the parameter may have max 1 free instance, otherwise the equations are underdefined\r | |
1020 | for (int ipar=0;ipar<npar;ipar++) {\r | |
1021 | if (!mod->IsFreeDOF(ipar)) continue; // fixed\r | |
1022 | //\r | |
1023 | int nFreeInstances = 0;\r | |
1024 | //\r | |
1025 | AliITSAlignMille2Module* parent = mod;\r | |
1026 | Bool_t cstMeanMed=kFALSE,cstGauss=kFALSE;\r | |
1027 | //\r | |
1028 | Bool_t addToFit = kFALSE; \r | |
1029 | // the parameter may be ommitted from explicit fit (if PseudoParentsAllowed is true) if\r | |
1030 | // 1) it is not explicitly constrained or its does not participate in Gaussian constraint\r | |
1031 | // 2) the same applies to all of its parents\r | |
1032 | // 3) it has at least 1 unconstrained direct child\r | |
1033 | while(parent) {\r | |
1034 | if (!parent->IsFreeDOF(ipar)) {parent = parent->GetParent(); continue;}\r | |
1035 | nFreeInstances++;\r | |
1036 | if (IsParModConstrained(parent,ipar, cstMeanMed, cstGauss)) nFreeInstances--;\r | |
1037 | if (cstGauss) addToFit = kTRUE;\r | |
1038 | parent = parent->GetParent();\r | |
1039 | }\r | |
1040 | if (nFreeInstances>1) {\r | |
1041 | AliError(Form("Parameter#%d of module %s\nhas %d free instances in the "\r | |
1042 | "unconstrained parents\nSystem is undefined",ipar,mod->GetName(),nFreeInstances));\r | |
1043 | exit(1);\r | |
1044 | }\r | |
1045 | //\r | |
1046 | // i) Are PseudoParents allowed?\r | |
1047 | if (!PseudoParentsAllowed()) addToFit = kTRUE;\r | |
1048 | // ii) check if this module has no child with such a free parameter. Since the order of this check \r | |
1049 | // goes from child to parent, by this moment such a parameter must have been already added\r | |
1050 | else if (!IsParModFamilyVaried(mod,ipar)) addToFit = kTRUE; // no varied children at all\r | |
1051 | else if (!IsParFamilyFree(mod,ipar,1)) addToFit = kTRUE; // no unconstrained direct children\r | |
1052 | // otherwise the value of this parameter can be extracted from simple contraint and the values of \r | |
1053 | // the relevant parameters of its children the fit is done. Hence it is not included\r | |
1054 | if (!addToFit) continue;\r | |
1055 | //\r | |
1056 | // shall add this parameter to explicit fit\r | |
1057 | // printf("Adding %s %d -> %d\n",mod->GetName(), ipar, fNGlobal);\r | |
1058 | mod->SetParOffset(ipar,fNGlobal++);\r | |
1059 | }\r | |
1060 | }\r | |
1061 | }\r | |
1062 | //\r | |
1063 | AliInfo(Form("Initializing Millepede with %d gpar, %d lpar and %d stddev ...",fNGlobal, fNLocal, fNStdDev));\r | |
1064 | fGlobalDerivatives = new Double_t[fNGlobal];\r | |
1065 | memset(fGlobalDerivatives,0,fNGlobal*sizeof(Double_t));\r | |
1066 | //\r | |
1067 | fMillepede->InitMille(fNGlobal,fNLocal,fNStdDev,fResCut,fResCutInitial);\r | |
1068 | fIsMilleInit = kTRUE;\r | |
1069 | //\r | |
1070 | ResetLocalEquation(); \r | |
1071 | AliInfo("Parameters initialized to zero");\r | |
1072 | //\r | |
1073 | /// Fix non free parameters\r | |
1074 | for (Int_t i=0; i<fNModules; i++) {\r | |
1075 | AliITSAlignMille2Module* mod = GetMilleModule(i);\r | |
1076 | for (Int_t j=0; j<mod->GetNParTot(); j++) {\r | |
1077 | if (mod->GetParOffset(j)<0) continue; // not varied\r | |
1078 | FixParameter(mod->GetParOffset(j),mod->GetParConstraint(j));\r | |
1079 | fMillepede->SetParamGrID(i, mod->GetParOffset(j));\r | |
1080 | }\r | |
1081 | }\r | |
1082 | //\r | |
1083 | // Set iterations\r | |
1084 | if (fStartFac>1) fMillepede->SetIterations(fStartFac); \r | |
1085 | //\r | |
1086 | }\r | |
1087 | \r | |
1088 | //________________________________________________________________________________________________________\r | |
1089 | void AliITSAlignMille2::AddConstraint(Double_t *par, Double_t value, Double_t sigma) \r | |
1090 | {\r | |
1091 | /// Constrain equation defined by par to value\r | |
1092 | if (!fIsMilleInit) Init();\r | |
1093 | fMillepede->SetGlobalConstraint(par, value, sigma);\r | |
1094 | AliInfo("Adding constraint");\r | |
1095 | }\r | |
1096 | \r | |
1097 | //________________________________________________________________________________________________________\r | |
1098 | void AliITSAlignMille2::InitGlobalParameters(Double_t *par) \r | |
1099 | {\r | |
1100 | /// Initialize global parameters with par array\r | |
1101 | if (!fIsMilleInit) Init();\r | |
1102 | fMillepede->SetGlobalParameters(par);\r | |
1103 | AliInfo("Init Global Parameters");\r | |
1104 | }\r | |
1105 | \r | |
1106 | //________________________________________________________________________________________________________ \r | |
1107 | void AliITSAlignMille2::FixParameter(Int_t iPar, Double_t value) \r | |
1108 | {\r | |
1109 | /// Parameter iPar is encourage to vary in [-value;value]. \r | |
1110 | /// If value == 0, parameter is fixed\r | |
1111 | if (!fIsMilleInit) {\r | |
1112 | AliInfo("Millepede has not been initialized!");\r | |
1113 | return;\r | |
1114 | }\r | |
1115 | fMillepede->SetParSigma(iPar, value);\r | |
1116 | if (value==0) AliInfo(Form("Parameter %i Fixed", iPar));\r | |
1117 | }\r | |
1118 | \r | |
1119 | //________________________________________________________________________________________________________\r | |
1120 | void AliITSAlignMille2::ResetLocalEquation()\r | |
1121 | {\r | |
1122 | /// Reset the derivative vectors\r | |
1123 | for(int i=fNLocal;i--;) fLocalDerivatives[i] = 0.0;\r | |
1124 | memset(fGlobalDerivatives, 0, fNGlobal*sizeof(double) );\r | |
1125 | }\r | |
1126 | \r | |
1127 | //________________________________________________________________________________________________________\r | |
1128 | Int_t AliITSAlignMille2::ApplyToGeometry() \r | |
1129 | {\r | |
1130 | // apply starting realignment to ideal geometry\r | |
1131 | AliInfo(Form("Using %s for prealignment",fPreAlignmentFileName.Data()));\r | |
1132 | if (!fGeoManager) return -1; \r | |
1133 | TFile *pref = TFile::Open(fPreAlignmentFileName.Data());\r | |
1134 | if (!pref->IsOpen()) return -2;\r | |
1135 | fPrealignment = (TClonesArray*)pref->Get("ITSAlignObjs");\r | |
1136 | if (!fPrealignment) return -3; \r | |
1137 | Int_t nprea = fPrealignment->GetEntriesFast();\r | |
1138 | AliInfo(Form("Array of input misalignments with %d entries",nprea));\r | |
1139 | //\r | |
1140 | for (int ix=0; ix<nprea; ix++) {\r | |
1141 | AliAlignObjParams *preo=(AliAlignObjParams*) fPrealignment->At(ix);\r | |
1142 | Int_t index=AliITSAlignMille2Module::GetIndexFromVolumeID(preo->GetVolUID());\r | |
1143 | if (index>=0) {\r | |
1144 | if (index>=fPreAlignQF.GetSize()) fPreAlignQF.Set(index+10);\r | |
1145 | fPreAlignQF[index] = (int) preo->GetUniqueID()+1;\r | |
1146 | }\r | |
1147 | //TString nms = preo->GetSymName();\r | |
1148 | //if (!nms.Contains("Ladder")) continue; //RRR\r | |
1149 | //printf("Applying#%4d %s\n",ix,preo->GetSymName());\r | |
1150 | if (!preo->ApplyToGeometry()) return -4;\r | |
1151 | }\r | |
1152 | //\r | |
1153 | pref->Close();\r | |
1154 | delete pref;\r | |
1155 | //\r | |
1156 | fUsePreAlignment = kTRUE;\r | |
1157 | return 0;\r | |
1158 | }\r | |
1159 | \r | |
1160 | //________________________________________________________________________________________________________\r | |
1161 | Int_t AliITSAlignMille2::GetPreAlignmentQualityFactor(Int_t index) const\r | |
1162 | {\r | |
1163 | // quality factors from prealignment\r | |
1164 | if (!fUsePreAlignment || index<0 || index>=fPreAlignQF.GetSize()) return -1;\r | |
1165 | return fPreAlignQF[index]-1;\r | |
1166 | }\r | |
1167 | \r | |
1168 | //________________________________________________________________________________________________________\r | |
1169 | AliTrackPointArray *AliITSAlignMille2::PrepareTrack(const AliTrackPointArray *atp) \r | |
1170 | {\r | |
1171 | /// create a new AliTrackPointArray keeping only defined modules\r | |
1172 | /// move points according to a given prealignment, if any\r | |
1173 | /// sort alitrackpoints w.r.t. global Y direction, if selected\r | |
1174 | const double kTiny = 1E-12;\r | |
1175 | //\r | |
1176 | AliTrackPointArray *atps=NULL;\r | |
1177 | Int_t idx[20];\r | |
1178 | Int_t npts=atp->GetNPoints();\r | |
1179 | \r | |
1180 | /// checks if AliTrackPoints belong to defined modules\r | |
1181 | Int_t ngoodpts=0;\r | |
1182 | Int_t intidx[20];\r | |
1183 | \r | |
1184 | for (int j=0; j<npts; j++) {\r | |
1185 | intidx[j] = IsVIDContained(atp->GetVolumeID()[j]);\r | |
1186 | if (intidx[j]>=0) ngoodpts++;\r | |
1187 | }\r | |
1188 | AliDebug(3,Form("Number of points in defined modules: %d out of %d",ngoodpts,npts));\r | |
1189 | \r | |
1190 | // reject track if not enough points are left\r | |
1191 | if (ngoodpts<fMinNPtsPerTrack) {\r | |
1192 | AliInfo("Track with not enough points!");\r | |
1193 | return NULL;\r | |
1194 | }\r | |
1195 | // >> RS\r | |
1196 | AliTrackPoint p;\r | |
1197 | // check points in specific places\r | |
1198 | if (fRequirePoints) {\r | |
1199 | Int_t nlayup[6],nlaydown[6],nlay[6];\r | |
1200 | Int_t ndetup[3],ndetdown[3],ndet[3];\r | |
1201 | for (Int_t j=0; j<6; j++) {nlayup[j]=0; nlaydown[j]=0; nlay[j]=0;}\r | |
1202 | for (Int_t j=0; j<3; j++) {ndetup[j]=0; ndetdown[j]=0; ndet[j]=0;}\r | |
1203 | \r | |
1204 | for (int i=0; i<npts; i++) {\r | |
1205 | // skip not defined points\r | |
1206 | if (intidx[i]<0) continue;\r | |
1207 | Float_t xx=atp->GetX()[i];\r | |
1208 | Float_t yy=atp->GetY()[i];\r | |
1209 | Float_t r=TMath::Sqrt(xx*xx + yy*yy);\r | |
1210 | int lay=-1;\r | |
1211 | if (r<5) lay=0;\r | |
1212 | else if (r>5 && r<10) lay=1;\r | |
1213 | else if (r>10 && r<18) lay=2;\r | |
1214 | else if (r>18 && r<30) lay=3;\r | |
1215 | else if (r>30 && r<40) lay=4;\r | |
1216 | else if (r>40) lay=5;\r | |
1217 | if (lay<0) continue;\r | |
1218 | int det=lay/2;\r | |
1219 | //printf("Point %d - x=%f y=%f R=%f lay=%d det=%d\n",i,xx,yy,r,lay,det);\r | |
1220 | \r | |
1221 | if (yy>=0.0) { // UP point\r | |
1222 | nlayup[lay]++;\r | |
1223 | nlay[lay]++;\r | |
1224 | ndetup[det]++;\r | |
1225 | ndet[det]++;\r | |
1226 | }\r | |
1227 | else {\r | |
1228 | nlaydown[lay]++;\r | |
1229 | nlay[lay]++;\r | |
1230 | ndetdown[det]++;\r | |
1231 | ndet[det]++;\r | |
1232 | }\r | |
1233 | }\r | |
1234 | \r | |
1235 | // checks minimum values\r | |
1236 | Bool_t isok=kTRUE;\r | |
1237 | for (Int_t j=0; j<6; j++) {\r | |
1238 | if (nlayup[j]<fNReqLayUp[j]) isok=kFALSE; \r | |
1239 | if (nlaydown[j]<fNReqLayDown[j]) isok=kFALSE; \r | |
1240 | if (nlay[j]<fNReqLay[j]) isok=kFALSE; \r | |
1241 | }\r | |
1242 | for (Int_t j=0; j<3; j++) {\r | |
1243 | if (ndetup[j]<fNReqDetUp[j]) isok=kFALSE; \r | |
1244 | if (ndetdown[j]<fNReqDetDown[j]) isok=kFALSE; \r | |
1245 | if (ndet[j]<fNReqDet[j]) isok=kFALSE; \r | |
1246 | }\r | |
1247 | if (!isok) {\r | |
1248 | AliDebug(2,Form("Track does not meet all location point requirements!"));\r | |
1249 | return NULL;\r | |
1250 | }\r | |
1251 | }\r | |
1252 | // build a new track with (sorted) (prealigned) good points\r | |
22c26336 | 1253 | // pepo200709\r |
1254 | //atps = (AliTrackPointArray*)fTrackBuff[ngoodpts-fMinNPtsPerTrack];\r | |
1255 | atps = (AliTrackPointArray*)fTrackBuff[ngoodpts];\r | |
1256 | if (!atps) {\r | |
1257 | atps = new AliTrackPointArray(ngoodpts);\r | |
1258 | // fTrackBuff.AddAtAndExpand(atps,ngoodpts-fMinNPtsPerTrack);\r | |
1259 | fTrackBuff.AddAtAndExpand(atps,ngoodpts);\r | |
1260 | } \r | |
1261 | // atps = new AliTrackPointArray(ngoodpts);\r | |
41815654 | 1262 | // endpepo200709\r |
1263 | //\r | |
1264 | //\r | |
1265 | for (int i=0; i<npts; i++) idx[i]=i;\r | |
1266 | // sort track if required\r | |
1267 | TMath::Sort(npts,atp->GetY(),idx); // sort descending...\r | |
1268 | //\r | |
1269 | Int_t npto=0;\r | |
1270 | for (int i=0; i<npts; i++) {\r | |
1271 | // skip not defined points\r | |
1272 | if (intidx[idx[i]]<0) continue;\r | |
1273 | atp->GetPoint(p,idx[i]);\r | |
1274 | \r | |
1275 | // prealign point if required\r | |
1276 | // get IDEAL matrix\r | |
1277 | AliITSAlignMille2Module *mod = GetMilleModule(intidx[idx[i]]);\r | |
1278 | TGeoHMatrix *svOrigMatrix = mod->GetSensitiveVolumeOrigGlobalMatrix(p.GetVolumeID());\r | |
1279 | // get back real local coordinates: use OriginalGlobalMatrix because AliTrackPoints were written\r | |
1280 | // with idel geometry \r | |
1281 | Double_t pg[3],pl[3];\r | |
1282 | pg[0]=p.GetX();\r | |
1283 | pg[1]=p.GetY();\r | |
1284 | pg[2]=p.GetZ();\r | |
1285 | // printf("Global coordinates of measured point : X=%f Y=%f Z=%f \n",pg[0],pg[1],pg[2]);\r | |
1286 | AliDebug(3,Form("Global coordinates of measured point : X=%f Y=%f Z=%f \n",pg[0],pg[1],pg[2]));\r | |
1287 | svOrigMatrix->MasterToLocal(pg,pl);\r | |
1288 | \r | |
1289 | AliDebug(3,Form("Local coordinates of measured point : X=%f Y=%f Z=%f \n",pl[0],pl[1],pl[2]));\r | |
1290 | //\r | |
1291 | // this is a temporary code to extract the drift speed used for given point\r | |
1292 | if (p.GetDriftTime()>0) { // RRR\r | |
1293 | // calculate the drift speed\r | |
1294 | int sid = AliITSAlignMille2Module::GetIndexFromVolumeID(p.GetVolumeID());// - kSDDoffsID;\r | |
1295 | fDriftTime0[npto] = fInitialRecSDD ? fInitialRecSDD->GetTimeZero(sid) : 0.;\r | |
1296 | /*\r | |
1297 | AliGeomManager::ELayerID lay = AliGeomManager::VolUIDToLayer(p.GetVolumeID());\r | |
1298 | if (lay==3) fDriftTime0[npto] = pg[2]<0 ? 169.5 : 140.1;\r | |
1299 | else if (lay==4) fDriftTime0[npto] = pg[2]<0 ? 158.3 : 139.0;\r | |
1300 | else {\r | |
1301 | AliError(Form("Strange layer %d for moduleID %d",lay,p.GetVolumeID()));\r | |
1302 | exit(1);\r | |
1303 | }\r | |
1304 | */\r | |
1305 | double tdif = p.GetDriftTime() - fDriftTime0[npto];\r | |
1306 | if (tdif<=0) tdif = 1;\r | |
1307 | double vdrift = (3.5085-TMath::Abs(pl[0]))/tdif;\r | |
1308 | if (vdrift<0) vdrift = 0;\r | |
1309 | //\r | |
1310 | // TEMPORARY CORRECTION (if provided) -------------->>>\r | |
1311 | if (fCorrectSDD) {\r | |
1312 | float t0Upd = fCorrectSDD->GetTimeZero(sid);\r | |
1313 | vdrift += fCorrectSDD->GetDeltaVDrift(sid);\r | |
1314 | tdif = p.GetDriftTime() - t0Upd;\r | |
1315 | // correct Xlocal\r | |
1316 | pl[0] = TMath::Sign(3.5085 - vdrift*tdif,pl[0]);\r | |
1317 | fDriftTime0[npto] = t0Upd;\r | |
1318 | }\r | |
1319 | // TEMPORARY CORRECTION (if provided) --------------<<<\r | |
1320 | fDriftSpeed[npto] = TMath::Sign(vdrift,pl[0]);\r | |
1321 | //\r | |
1322 | /*\r | |
1323 | printf("%d %+6.2f %+6.2f %+6.2f %+5.2f %+5.2f %+5.2f %+6.1f %+6.1f %+f %+f\n",\r | |
1324 | p.GetVolumeID(),pg[0],pg[1],pg[2],pl[0],pl[1],pl[2],p.GetDriftTime(), fDriftTime0[npto], fDriftSpeed[npto],tdif);\r | |
1325 | */\r | |
1326 | }\r | |
1327 | \r | |
1328 | // update covariance matrix\r | |
1329 | TGeoHMatrix hcov;\r | |
1330 | Double_t hcovel[9];\r | |
1331 | hcovel[0]=double(p.GetCov()[0]);\r | |
1332 | hcovel[1]=double(p.GetCov()[1]);\r | |
1333 | hcovel[2]=double(p.GetCov()[2]);\r | |
1334 | hcovel[3]=double(p.GetCov()[1]);\r | |
1335 | hcovel[4]=double(p.GetCov()[3]);\r | |
1336 | hcovel[5]=double(p.GetCov()[4]);\r | |
1337 | hcovel[6]=double(p.GetCov()[2]);\r | |
1338 | hcovel[7]=double(p.GetCov()[4]);\r | |
1339 | hcovel[8]=double(p.GetCov()[5]);\r | |
1340 | hcov.SetRotation(hcovel);\r | |
1341 | // now rotate in local system\r | |
1342 | // printf("\nErrMatGlob: before\n"); hcov.Print(""); //RRR\r | |
1343 | hcov.Multiply(svOrigMatrix);\r | |
1344 | hcov.MultiplyLeft(&svOrigMatrix->Inverse());\r | |
1345 | // now hcov is LOCAL COVARIANCE MATRIX\r | |
1346 | // apply sigma scaling\r | |
1347 | // printf("\nErrMatLoc: before\n"); hcov.Print(""); //RRR\r | |
1348 | Double_t *hcovscl = hcov.GetRotationMatrix(); \r | |
1349 | // for (int ir=3;ir--;) for (int ic=3;ic--;) hcovscl[ir*3+ic] *= mod->GetSigmaFactor(ir)*mod->GetSigmaFactor(ic); //RRR\r | |
1350 | // RS TEMPORARY: nullify non-diagonal elements and sigY\r | |
1351 | hcovscl[5] = 0;\r | |
1352 | for (int ir=3;ir--;) for (int ic=3;ic--;) {\r | |
1353 | if (ir==ic) {\r | |
1354 | if (TMath::Abs(hcovscl[ir*3+ic])<kTiny) hcovscl[ir*3+ic] = 0.;\r | |
1355 | else hcovscl[ir*3+ic] *= mod->GetSigmaFactor(ir)*mod->GetSigmaFactor(ic); //RRR\r | |
1356 | }\r | |
1357 | else hcovscl[ir*3+ic] = 0;\r | |
1358 | }\r | |
1359 | //\r | |
1360 | // printf("\nErrMatLoc: after\n"); hcov.Print(""); //RRR\r | |
1361 | //\r | |
1362 | if (fBug==1) {\r | |
1363 | // correzione bug LAYER 5 SSD temporanea..\r | |
1364 | int ssdidx=AliITSAlignMille2Module::GetIndexFromVolumeID(p.GetVolumeID());\r | |
1365 | if (ssdidx>=500 && ssdidx<1248) {\r | |
1366 | int ladder=(ssdidx-500)%22;\r | |
1367 | if (ladder==18) p.SetVolumeID(AliITSAlignMille2Module::GetVolumeIDFromIndex(ssdidx+1));\r | |
1368 | if (ladder==19) p.SetVolumeID(AliITSAlignMille2Module::GetVolumeIDFromIndex(ssdidx-1));\r | |
1369 | }\r | |
1370 | }\r | |
1371 | /// get (evenctually prealigned) matrix of sens. vol.\r | |
1372 | TGeoHMatrix *svMatrix = mod->GetSensitiveVolumeMatrix(p.GetVolumeID());\r | |
1373 | // modify global coordinates according with pre-aligment\r | |
1374 | svMatrix->LocalToMaster(pl,pg);\r | |
1375 | // now rotate in local system\r | |
1376 | hcov.Multiply(&svMatrix->Inverse());\r | |
1377 | hcov.MultiplyLeft(svMatrix);\r | |
1378 | // hcov is back in GLOBAL RF\r | |
1379 | // cure once more\r | |
1380 | for (int ir=3;ir--;) for (int ic=3;ic--;) if (TMath::Abs(hcovscl[ir*3+ic])<kTiny) hcovscl[ir*3+ic] = 0.;\r | |
1381 | // printf("\nErrMatGlob: after\n"); hcov.Print(""); //RRR\r | |
1382 | //\r | |
1383 | Float_t pcov[6];\r | |
1384 | pcov[0]=hcovscl[0];\r | |
1385 | pcov[1]=hcovscl[1];\r | |
1386 | pcov[2]=hcovscl[2];\r | |
1387 | pcov[3]=hcovscl[4];\r | |
1388 | pcov[4]=hcovscl[5];\r | |
1389 | pcov[5]=hcovscl[8];\r | |
1390 | \r | |
1391 | p.SetXYZ(pg[0],pg[1],pg[2],pcov);\r | |
1392 | // printf("New Gl coordinates of measured point : X=%f Y=%f Z=%f \n",pg[0],pg[1],pg[2]);\r | |
1393 | AliDebug(3,Form("New global coordinates of measured point : X=%f Y=%f Z=%f \n",pg[0],pg[1],pg[2]));\r | |
1394 | atps->AddPoint(npto,&p);\r | |
1395 | AliDebug(2,Form("Adding point[%d] = ( %f , %f , %f ) volid = %d",npto,atps->GetX()[npto],\r | |
1396 | atps->GetY()[npto],atps->GetZ()[npto],atps->GetVolumeID()[npto] ));\r | |
1397 | // printf("Adding %d %d %f\n",npto, p.GetVolumeID(), p.GetY()); \r | |
1398 | npto++;\r | |
1399 | }\r | |
1400 | \r | |
1401 | return atps;\r | |
1402 | }\r | |
1403 | \r | |
1404 | //________________________________________________________________________________________________________\r | |
1405 | AliTrackPointArray *AliITSAlignMille2::SortTrack(const AliTrackPointArray *atp) \r | |
1406 | {\r | |
1407 | /// sort alitrackpoints w.r.t. global Y direction\r | |
1408 | AliTrackPointArray *atps=NULL;\r | |
1409 | Int_t idx[20];\r | |
1410 | Int_t npts=atp->GetNPoints();\r | |
1411 | AliTrackPoint p;\r | |
1412 | atps=new AliTrackPointArray(npts);\r | |
1413 | \r | |
1414 | TMath::Sort(npts,atp->GetY(),idx);\r | |
1415 | \r | |
1416 | for (int i=0; i<npts; i++) {\r | |
1417 | atp->GetPoint(p,idx[i]);\r | |
1418 | atps->AddPoint(i,&p);\r | |
1419 | AliDebug(2,Form("Point[%d] = ( %f , %f , %f ) volid = %d",i,atps->GetX()[i],atps->GetY()[i],atps->GetZ()[i],atps->GetVolumeID()[i] ));\r | |
1420 | }\r | |
1421 | return atps;\r | |
1422 | }\r | |
1423 | \r | |
1424 | //________________________________________________________________________________________________________\r | |
1425 | Int_t AliITSAlignMille2::GetCurrentLayer() const \r | |
1426 | {\r | |
1427 | // get current layer id\r | |
1428 | if (!fGeoManager) {\r | |
1429 | AliInfo("ITS geometry not initialized!");\r | |
1430 | return -1;\r | |
1431 | }\r | |
1432 | return (Int_t)AliGeomManager::VolUIDToLayer(fCluster.GetVolumeID());\r | |
1433 | }\r | |
1434 | \r | |
1435 | //________________________________________________________________________________________________________\r | |
1436 | Int_t AliITSAlignMille2::InitModuleParams() \r | |
1437 | {\r | |
1438 | /// initialize geometry parameters for a given detector\r | |
1439 | /// for current cluster (fCluster)\r | |
1440 | /// fGlobalInitParam[] is set as:\r | |
1441 | /// [tx,ty,tz,psi,theta,phi]\r | |
1442 | /// (old was [tx,ty,tz,theta,psi,phi] ROOT's angles...)\r | |
1443 | /// *** At the moment: using Raffalele's angles definition ***\r | |
1444 | ///\r | |
1445 | /// return 0 if success\r | |
1446 | /// If module is found but has no parameters to vary, return 1\r | |
1447 | \r | |
1448 | if (!fGeoManager) {\r | |
1449 | AliInfo("ITS geometry not initialized!");\r | |
1450 | return -1;\r | |
1451 | }\r | |
1452 | \r | |
1453 | // now 'voluid' is the volumeID of a SENSITIVE VOLUME (coming from a cluster)\r | |
1454 | \r | |
1455 | // set the internal index (index in module list)\r | |
1456 | UShort_t voluid=fCluster.GetVolumeID();\r | |
1457 | //\r | |
1458 | // IT IS VERY IMPORTANT: start from the end of the list, where the childs are located !!!\r | |
1459 | Int_t k=fNModules-1;\r | |
1460 | fCurrentModule = 0;\r | |
1461 | // VERY IMPORTANT: if the sensors were explicitly provided, don't look in the supermodules \r | |
1462 | while (k>=0 && ! (fCurrentModule=GetMilleModule(k))->IsIn(voluid)) k--;\r | |
1463 | if (k<0) return -3;\r | |
1464 | //\r | |
1465 | /*\r | |
1466 | // Check if the module has free params. If not, go over the parents\r | |
1467 | AliITSAlignMille2Module* mdtmp = fCurrentModule;\r | |
1468 | while (mdtmp && mdtmp->GetNParFree()==0) mdtmp = mdtmp->GetParent();\r | |
1469 | if (!mdtmp) return 1; // nothing to vary here\r | |
1470 | fCurrentModule = mdtmp;\r | |
1471 | */\r | |
1472 | //\r | |
1473 | fModuleInitParam[0] = 0.0;\r | |
1474 | fModuleInitParam[1] = 0.0;\r | |
1475 | fModuleInitParam[2] = 0.0;\r | |
1476 | fModuleInitParam[3] = 0.0; // psi (X)\r | |
1477 | fModuleInitParam[4] = 0.0; // theta (Y)\r | |
1478 | fModuleInitParam[5] = 0.0; // phi (Z)\r | |
1479 | fModuleInitParam[6] = 0.0;\r | |
1480 | fModuleInitParam[7] = 0.0;\r | |
1481 | /// get (evenctually prealigned) matrix of sens. vol.\r | |
1482 | TGeoHMatrix *svMatrix = fCurrentModule->GetSensitiveVolumeMatrix(voluid);\r | |
1483 | \r | |
1484 | fMeasGlo[0] = fCluster.GetX();\r | |
1485 | fMeasGlo[1] = fCluster.GetY();\r | |
1486 | fMeasGlo[2] = fCluster.GetZ(); \r | |
1487 | svMatrix->MasterToLocal(fMeasGlo,fMeasLoc); \r | |
1488 | AliDebug(2,Form("Local coordinates of measured point : X=%f Y=%f Z=%f \n",fMeasLoc[0] ,fMeasLoc[1] ,fMeasLoc[2] ));\r | |
1489 | \r | |
1490 | // set stdev from cluster\r | |
1491 | TGeoHMatrix hcov;\r | |
1492 | Double_t hcovel[9];\r | |
1493 | hcovel[0]=double(fCluster.GetCov()[0]);\r | |
1494 | hcovel[1]=double(fCluster.GetCov()[1]);\r | |
1495 | hcovel[2]=double(fCluster.GetCov()[2]);\r | |
1496 | hcovel[3]=double(fCluster.GetCov()[1]);\r | |
1497 | hcovel[4]=double(fCluster.GetCov()[3]);\r | |
1498 | hcovel[5]=double(fCluster.GetCov()[4]);\r | |
1499 | hcovel[6]=double(fCluster.GetCov()[2]);\r | |
1500 | hcovel[7]=double(fCluster.GetCov()[4]);\r | |
1501 | hcovel[8]=double(fCluster.GetCov()[5]);\r | |
1502 | hcov.SetRotation(hcovel);\r | |
1503 | // now rotate in local system\r | |
1504 | hcov.Multiply(svMatrix);\r | |
1505 | hcov.MultiplyLeft(&svMatrix->Inverse());\r | |
1506 | //\r | |
1507 | // set local sigmas\r | |
1508 | fSigmaLoc[0] = TMath::Sqrt(TMath::Abs(hcov.GetRotationMatrix()[0]));\r | |
1509 | fSigmaLoc[1] = TMath::Sqrt(TMath::Abs(hcov.GetRotationMatrix()[4])); // RS\r | |
1510 | fSigmaLoc[2] = TMath::Sqrt(TMath::Abs(hcov.GetRotationMatrix()[8]));\r | |
1511 | \r | |
1512 | // set minimum value for SigmaLoc to 10 micron \r | |
1513 | if (fSigmaLoc[0]<0.0010) fSigmaLoc[0]=0.0010;\r | |
1514 | if (fSigmaLoc[2]<0.0010) fSigmaLoc[2]=0.0010;\r | |
1515 | //\r | |
1516 | /* RRR the rescaling is moved to PrepareTrack\r | |
1517 | // multiply local sigmas by global and module specific factor \r | |
1518 | for (int i=3;i--;) fSigmaLoc[i] *= fSigmaFactor[i]*fCurrentModule->GetSigmaFactor(i);\r | |
1519 | //\r | |
1520 | */\r | |
1521 | AliDebug(2,Form("Setting StDev from CovMat : fSigmaLocX=%g fSigmaLocY=%g fSigmaLocZ=%g \n",fSigmaLoc[0] ,fSigmaLoc[1] ,fSigmaLoc[2] ));\r | |
1522 | \r | |
1523 | return 0;\r | |
1524 | }\r | |
1525 | \r | |
1526 | //________________________________________________________________________________________________________\r | |
1527 | void AliITSAlignMille2::Print(Option_t*) const \r | |
1528 | {\r | |
1529 | // print current status \r | |
1530 | printf("*** AliMillepede for ITS ***\n");\r | |
1531 | printf(" Number of defined super modules: %d\n",fNModules);\r | |
1532 | printf(" Obtained parameters refer to %s Deltas\n",fUseGlobalDelta ? "GLOBAL":"LOCAL");\r | |
1533 | //\r | |
1534 | if (fGeoManager)\r | |
1535 | printf(" geometry loaded from %s\n",fGeometryFileName.Data());\r | |
1536 | else\r | |
1537 | printf(" geometry not loaded\n");\r | |
1538 | // \r | |
1539 | if (fUsePreAlignment) \r | |
1540 | printf(" using prealignment from %s \n",fPreAlignmentFileName.Data());\r | |
1541 | else\r | |
1542 | printf(" prealignment not used\n"); \r | |
1543 | //\r | |
1544 | //\r | |
1545 | if (fBOn) \r | |
1546 | printf(" B Field set to %f T - using Riemann's helices\n",fBField);\r | |
1547 | else\r | |
1548 | printf(" B Field OFF - using straight lines \n");\r | |
1549 | //\r | |
1550 | if (fRequirePoints) printf(" Required points in tracks:\n");\r | |
1551 | for (Int_t i=0; i<6; i++) {\r | |
1552 | if (fNReqLayUp[i]>0) printf(" Layer %d : %d points with Y>0\n",i+1,fNReqLayUp[i]);\r | |
1553 | if (fNReqLayDown[i]>0) printf(" Layer %d : %d points with Y<0\n",i+1,fNReqLayDown[i]);\r | |
1554 | if (fNReqLay[i]>0) printf(" Layer %d : %d points \n",i+1,fNReqLay[i]);\r | |
1555 | }\r | |
1556 | for (Int_t i=0; i<3; i++) {\r | |
1557 | if (fNReqDetUp[i]>0) printf(" Detector %d : %d points with Y>0\n",i+1,fNReqDetUp[i]);\r | |
1558 | if (fNReqDetDown[i]>0) printf(" Detector %d : %d points with Y<0\n",i+1,fNReqDetDown[i]);\r | |
1559 | if (fNReqDet[i]>0) printf(" Detector %d : %d points \n",i+1,fNReqDet[i]);\r | |
1560 | }\r | |
1561 | // \r | |
1562 | printf("\n Millepede configuration parameters:\n");\r | |
1563 | printf(" init value for chi2 cut : %.4f\n",fStartFac);\r | |
1564 | printf(" first iteration cut value : %.4f\n",fResCutInitial);\r | |
1565 | printf(" other iterations cut value : %.4f\n",fResCut);\r | |
1566 | printf(" number of stddev for chi2 cut : %d\n",fNStdDev);\r | |
1567 | printf(" def.scaling for local sigmas : %.4f %.4f %.4f\n",fSigmaFactor[0],fSigmaFactor[1],fSigmaFactor[2]);\r | |
1568 | \r | |
1569 | printf("List of defined modules:\n");\r | |
1570 | printf(" intidx\tindex\tvoluid\tname\n");\r | |
1571 | for (int i=0; i<fNModules; i++) {\r | |
1572 | AliITSAlignMille2Module* md = GetMilleModule(i); \r | |
1573 | printf(" %d\t%d\t%d\t%s\n",i,md->GetIndex(),md->GetVolumeID(),md->GetName());\r | |
1574 | }\r | |
1575 | }\r | |
1576 | \r | |
1577 | //________________________________________________________________________________________________________\r | |
1578 | AliITSAlignMille2Module *AliITSAlignMille2::GetMilleModuleByVID(UShort_t voluid) const\r | |
1579 | {\r | |
1580 | // return pointer to a defined supermodule\r | |
1581 | // return NULL if error\r | |
1582 | Int_t i=IsVIDDefined(voluid);\r | |
1583 | if (i<0) return NULL;\r | |
1584 | return GetMilleModule(i);\r | |
1585 | }\r | |
1586 | \r | |
1587 | //________________________________________________________________________________________________________\r | |
1588 | AliITSAlignMille2Module *AliITSAlignMille2::GetMilleModuleBySymName(const Char_t* symname) const\r | |
1589 | {\r | |
1590 | // return pointer to a defined supermodule\r | |
1591 | // return NULL if error\r | |
1592 | UShort_t vid = AliITSAlignMille2Module::GetVolumeIDFromSymname(symname);\r | |
1593 | if (vid>0) return GetMilleModuleByVID(vid);\r | |
1594 | else { // this is not alignable module, need to look within defined supermodules\r | |
1595 | int i = IsSymDefined(symname);\r | |
1596 | if (i>=0) return GetMilleModule(i);\r | |
1597 | }\r | |
1598 | return 0;\r | |
1599 | }\r | |
1600 | \r | |
1601 | //________________________________________________________________________________________________________\r | |
1602 | AliITSAlignMille2Module *AliITSAlignMille2::GetMilleModuleIfContained(const Char_t* symname) const\r | |
1603 | {\r | |
1604 | // return pointer to a defined/contained supermodule\r | |
1605 | // return NULL otherwise\r | |
1606 | int i = IsSymContained(symname);\r | |
1607 | return i<0 ? 0 : GetMilleModule(i);\r | |
1608 | }\r | |
1609 | \r | |
1610 | //________________________________________________________________________________________________________\r | |
1611 | AliAlignObjParams* AliITSAlignMille2::GetPrealignedObject(const Char_t* symname) const\r | |
1612 | {\r | |
1613 | // get delta from prealignment for given volume\r | |
1614 | if (!fPrealignment) return 0;\r | |
1615 | for (int ipre=fPrealignment->GetEntriesFast();ipre--;) { // was the corresponding object prealigned?\r | |
1616 | AliAlignObjParams* preob = (AliAlignObjParams*)fPrealignment->At(ipre);\r | |
1617 | if (!strcmp(preob->GetSymName(),symname)) return preob;\r | |
1618 | }\r | |
1619 | return 0;\r | |
1620 | }\r | |
1621 | \r | |
1622 | //________________________________________________________________________________________________________\r | |
1623 | AliAlignObjParams* AliITSAlignMille2::GetConstrRefObject(const Char_t* symname) const\r | |
1624 | {\r | |
1625 | // get delta with respect to which the constraint is declared\r | |
1626 | if (!fConstrRef) return 0;\r | |
1627 | for (int ipre=fConstrRef->GetEntriesFast();ipre--;) { // was the corresponding object prealigned?\r | |
1628 | AliAlignObjParams* preob = (AliAlignObjParams*)fConstrRef->At(ipre);\r | |
1629 | if (!strcmp(preob->GetSymName(),symname)) return preob;\r | |
1630 | }\r | |
1631 | return 0;\r | |
1632 | }\r | |
1633 | \r | |
1634 | //________________________________________________________________________________________________________\r | |
1635 | Bool_t AliITSAlignMille2::InitRiemanFit() \r | |
1636 | {\r | |
1637 | // Initialize Riemann Fitter for current track\r | |
1638 | // return kFALSE if error\r | |
1639 | \r | |
1640 | if (!fBOn) return kFALSE;\r | |
1641 | \r | |
1642 | Int_t npts=0;\r | |
1643 | AliTrackPoint ap;\r | |
1644 | npts = fTrack->GetNPoints();\r | |
1645 | AliDebug(3,Form("Fitting track with %d points",npts));\r | |
1646 | \r | |
1647 | fRieman->Reset();\r | |
1648 | fRieman->SetTrackPointArray(fTrack);\r | |
1649 | \r | |
1650 | TArrayI ai(npts);\r | |
1651 | for (Int_t ipt=0; ipt<npts; ipt++) ai[ipt]=fTrack->GetVolumeID()[ipt];\r | |
1652 | \r | |
1653 | // fit track with 5 params in his own tracking-rotated reference system\r | |
1654 | // xc = -p[1]/p[0];\r | |
1655 | // yc = 1/p[0];\r | |
1656 | // R = sqrt( x0*x0 + y0*y0 - y0*p[2]);\r | |
1657 | if (!fRieman->Fit(&ai,NULL,(AliGeomManager::ELayerID)1,(AliGeomManager::ELayerID)6)) {\r | |
1658 | return kFALSE;\r | |
1659 | }\r | |
1660 | \r | |
1661 | for (int i=0; i<5; i++)\r | |
1662 | fLocalInitParam[i] = fRieman->GetParam()[i];\r | |
1663 | \r | |
1664 | return kTRUE;\r | |
1665 | }\r | |
1666 | \r | |
1667 | //________________________________________________________________________________________________________\r | |
1668 | void trackFit2D(Int_t &, Double_t *, double &chi2, double *par, int flag)\r | |
1669 | {\r | |
1670 | // local function for minuit\r | |
1671 | const double kTiny = 1.e-14;\r | |
1672 | chi2 = 0;\r | |
1673 | static AliTrackPoint pnt;\r | |
1674 | static Bool_t fullErr2D;\r | |
1675 | //\r | |
1676 | if (flag==1) fullErr2D = kFALSE;//kTRUE;\r | |
1677 | enum {kAX,kAZ,kBX,kBZ};\r | |
1678 | enum {kXX=0,kXY=1,kXZ=2,kYX=kXY,kYY=3,kYZ=4,kZX=kXZ,kZY=kYZ,kZZ=5};\r | |
1679 | //\r | |
1680 | AliITSAlignMille2* alig = AliITSAlignMille2::GetInstance();\r | |
1681 | AliTrackPointArray* track = alig->GetCurrentTrack();\r | |
1682 | //\r | |
1683 | int npts = track->GetNPoints();\r | |
1684 | for (int ip=0;ip<npts;ip++) {\r | |
1685 | track->GetPoint(pnt,ip);\r | |
1686 | const float *cov = pnt.GetCov();\r | |
1687 | double y = pnt.GetY();\r | |
1688 | double dx = pnt.GetX() - (par[kAX]+y*par[kBX]);\r | |
1689 | double dz = pnt.GetZ() - (par[kAZ]+y*par[kBZ]);\r | |
1690 | double xxe = cov[kXX];\r | |
1691 | double zze = cov[kZZ];\r | |
1692 | double xze = cov[kXZ];\r | |
1693 | //\r | |
1694 | if (fullErr2D) {\r | |
1695 | xxe += par[kBX]*par[kBX]*cov[kYY]-2.*par[kBX]*cov[kXY];\r | |
1696 | zze += par[kBZ]*par[kBZ]*cov[kYY]-2.*par[kBZ]*cov[kZY];\r | |
1697 | xze += par[kBX]*par[kBZ]*cov[kYY]-cov[kYZ]*par[kBZ]-cov[kXY]*par[kBX];\r | |
1698 | }\r | |
1699 | //\r | |
1700 | double det = xxe*zze - xze*xze;\r | |
1701 | if (det<kTiny) {\r | |
1702 | printf("Negative diag. error (det=%+e) |sxx:%+e szz:%+e sxz:%+e| bx:%+e bz:%+e|\n"\r | |
1703 | "Discarding correlation term\n",det,xxe,zze,xze,par[kBX],par[kBZ]);\r | |
1704 | xxe = cov[kXX];\r | |
1705 | zze = cov[kZZ];\r | |
1706 | xze = cov[kXZ];\r | |
1707 | fullErr2D = kFALSE;\r | |
1708 | }\r | |
1709 | double xxeI = zze/det;\r | |
1710 | double zzeI = xxe/det;\r | |
1711 | double xzeI =-xze/det;\r | |
1712 | //\r | |
1713 | chi2 += dx*dx*xxeI + dz*dz*zzeI + 2.*dx*dz*xzeI;\r | |
1714 | // \r | |
1715 | // printf("%d | %+e %+e %+e %+e %+e -> %+e\n",ip,dx,dz,xxeI,zzeI,xzeI, chi2);\r | |
1716 | }\r | |
1717 | //\r | |
1718 | }\r | |
1719 | \r | |
1720 | //________________________________________________________________________________________________________\r | |
1721 | void AliITSAlignMille2::InitTrackParams(int meth) \r | |
1722 | {\r | |
1723 | /// initialize local parameters with different methods\r | |
1724 | /// for current track (fTrack)\r | |
1725 | Int_t npts=0;\r | |
1726 | AliTrackPoint ap;\r | |
1727 | double sX=0,sXY=0,sZ=0,sZY=0,sY=0,sYY=0,det=0;\r | |
1728 | // simple linear interpolation\r | |
1729 | // get local starting parameters (to be substituted by ESD track parms)\r | |
1730 | // local parms (fLocalInitParam[]) are:\r | |
1731 | // [0] = global x coord. of straight line intersection at y=0 plane\r | |
1732 | // [1] = global z coord. of straight line intersection at y=0 plane\r | |
1733 | // [2] = px/py \r | |
1734 | // [3] = pz/py\r | |
1735 | // test #1: linear fit in x(y) and z(y)\r | |
1736 | npts = fTrack->GetNPoints();\r | |
1737 | AliDebug(3,Form("*** initializing track with %d points ***",npts));\r | |
1738 | for (int i=npts;i--;) {\r | |
1739 | sY += fTrack->GetY()[i];\r | |
1740 | sYY += fTrack->GetY()[i]*fTrack->GetY()[i];\r | |
1741 | sX += fTrack->GetX()[i];\r | |
1742 | sXY += fTrack->GetX()[i]*fTrack->GetY()[i];\r | |
1743 | sZ += fTrack->GetZ()[i];\r | |
1744 | sZY += fTrack->GetZ()[i]*fTrack->GetY()[i];\r | |
1745 | }\r | |
1746 | det = sYY*npts-sY*sY;\r | |
1747 | if (det==0) det = 1E-20;\r | |
1748 | fLocalInitParam[0] = (sX*sYY-sY*sXY)/det;\r | |
1749 | fLocalInitParam[2] = (sXY*npts-sY*sX)/det;\r | |
1750 | //\r | |
1751 | fLocalInitParam[1] = (sZ*sYY-sY*sZY)/det;\r | |
1752 | fLocalInitParam[3] = (sZY*npts-sY*sZ)/det;\r | |
1753 | // pepo200709\r | |
1754 | fLocalInitParam[4] = 0.0;\r | |
1755 | // endpepo200709\r | |
1756 | \r | |
1757 | AliDebug(2,Form("X = p0gx + ugx*Y : p0gx = %f ugx = %f\n",fLocalInitParam[0],fLocalInitParam[2]));\r | |
1758 | //\r | |
1759 | if (meth==1) return;\r | |
1760 | //\r | |
1761 | // perform full fit accounting for cov.matrix\r | |
1762 | static TVirtualFitter *minuit = 0;\r | |
1763 | static Double_t step[5] = {1E-3,1E-3,1E-4,1E-4,1E-5};\r | |
1764 | static Double_t arglist[10];\r | |
1765 | //\r | |
1766 | if (!minuit) {\r | |
1767 | minuit = TVirtualFitter::Fitter(0,4);\r | |
1768 | minuit->SetFCN(trackFit2D);\r | |
1769 | arglist[0] = 1;\r | |
1770 | minuit->ExecuteCommand("SET ERR",arglist, 1);\r | |
1771 | //\r | |
1772 | arglist[0] = -1;\r | |
1773 | minuit->ExecuteCommand("SET PRINT",arglist,1);\r | |
1774 | //\r | |
1775 | }\r | |
1776 | //\r | |
1777 | minuit->SetParameter(0, "ax", fLocalInitParam[0], step[0], 0,0);\r | |
1778 | minuit->SetParameter(1, "az", fLocalInitParam[1], step[1], 0,0);\r | |
1779 | minuit->SetParameter(2, "bx", fLocalInitParam[2], step[2], 0,0);\r | |
1780 | minuit->SetParameter(3, "bz", fLocalInitParam[3], step[3], 0,0);\r | |
1781 | //\r | |
1782 | arglist[0] = 1000; // number of function calls \r | |
1783 | arglist[1] = 0.001; // tolerance \r | |
1784 | minuit->ExecuteCommand("MIGRAD",arglist,2);\r | |
1785 | //\r | |
1786 | for (int i=0;i<4;i++) fLocalInitParam[i] = minuit->GetParameter(i);\r | |
1787 | for (int i=0;i<4;i++) for (int j=0;j<4;j++) fLocalInitParEr[i][j] = minuit->GetCovarianceMatrixElement(i,j);\r | |
1788 | //\r | |
1789 | }\r | |
1790 | \r | |
1791 | //________________________________________________________________________________________________________\r | |
1792 | Int_t AliITSAlignMille2::IsSymDefined(const Char_t* symname) const\r | |
1793 | {\r | |
1794 | // checks if supermodule with this symname is defined and return the internal index\r | |
1795 | // return -1 if not.\r | |
1796 | for (int k=fNModules;k--;) if (!strcmp(symname,GetMilleModule(k)->GetName())) return k;\r | |
1797 | return -1; \r | |
1798 | }\r | |
1799 | \r | |
1800 | //________________________________________________________________________________________________________\r | |
1801 | Int_t AliITSAlignMille2::IsSymContained(const Char_t* symname) const\r | |
1802 | {\r | |
1803 | // checks if module with this symname is defined and return the internal index\r | |
1804 | // return -1 if not.\r | |
1805 | UShort_t vid = AliITSAlignMille2Module::GetVolumeIDFromSymname(symname);\r | |
1806 | if (vid>0) return IsVIDContained(vid);\r | |
1807 | // only sensors have real vid, but maybe we have a supermodule with fake vid? \r | |
1808 | // IMPORTANT: always start from the end to start from the sensors\r | |
1809 | return IsSymDefined(symname);\r | |
1810 | }\r | |
1811 | \r | |
1812 | //________________________________________________________________________________________________________\r | |
1813 | Int_t AliITSAlignMille2::IsVIDDefined(UShort_t voluid) const\r | |
1814 | {\r | |
1815 | // checks if supermodule 'voluid' is defined and return the internal index\r | |
1816 | // return -1 if not.\r | |
1817 | for (int k=fNModules;k--;) if (voluid==GetMilleModule(k)->GetVolumeID()) return k;\r | |
1818 | return -1; \r | |
1819 | }\r | |
1820 | \r | |
1821 | //________________________________________________________________________________________________________\r | |
1822 | Int_t AliITSAlignMille2::IsVIDContained(UShort_t voluid) const\r | |
1823 | {\r | |
1824 | // checks if the sensitive module 'voluid' is contained inside a supermodule \r | |
1825 | // and return the internal index of the last identified supermodule\r | |
1826 | // return -1 if error\r | |
1827 | // IMPORTANT: always start from the end to start from the sensors\r | |
1828 | if (AliITSAlignMille2Module::GetIndexFromVolumeID(voluid)<0) return -1;\r | |
1829 | for (int k=fNModules;k--;) if (GetMilleModule(k)->IsIn(voluid)) return k;\r | |
1830 | return -1; \r | |
1831 | }\r | |
1832 | \r | |
1833 | //________________________________________________________________________________________________________\r | |
1834 | Int_t AliITSAlignMille2::CheckCurrentTrack() \r | |
1835 | {\r | |
1836 | /// checks if AliTrackPoints belongs to defined modules\r | |
1837 | /// return number of good poins\r | |
1838 | /// return 0 if not enough points\r | |
1839 | \r | |
1840 | Int_t npts = fTrack->GetNPoints();\r | |
1841 | Int_t ngoodpts=0;\r | |
1842 | // debug points\r | |
1843 | for (int j=0; j<npts; j++) if (IsVIDContained(fTrack->GetVolumeID()[j])>=0) ngoodpts++;\r | |
1844 | //\r | |
1845 | if (ngoodpts<fMinNPtsPerTrack) return 0;\r | |
1846 | \r | |
1847 | return ngoodpts;\r | |
1848 | }\r | |
1849 | \r | |
1850 | //________________________________________________________________________________________________________\r | |
1851 | Int_t AliITSAlignMille2::ProcessTrack(const AliTrackPointArray *track) \r | |
1852 | {\r | |
1853 | /// Process track; Loop over hits and set local equations\r | |
1854 | /// here 'track' is a AliTrackPointArray\r | |
1855 | /// return 0 if success;\r | |
1856 | \r | |
1857 | if (!fIsMilleInit) Init();\r | |
1858 | //\r | |
1859 | Int_t npts = track->GetNPoints();\r | |
1860 | AliDebug(2,Form("*** Input track with %d points ***",npts));\r | |
1861 | \r | |
1862 | // preprocessing of the input track: keep only points in defined volumes,\r | |
1863 | // move points if prealignment is set, sort by Yglo if required\r | |
1864 | \r | |
1865 | fTrack=PrepareTrack(track);\r | |
1866 | if (!fTrack) return -1;\r | |
1867 | \r | |
1868 | npts = fTrack->GetNPoints();\r | |
1869 | if (npts>kMaxPoints) {\r | |
1870 | AliError(Form("Compiled with kMaxPoints=%d, current track has %d points",kMaxPoints,npts));\r | |
1871 | }\r | |
1872 | AliDebug(2,Form("*** Processing prepared track with %d points ***",npts));\r | |
1873 | \r | |
1874 | if (!fBOn) { // straight lines \r | |
1875 | // set local starting parameters (to be substituted by ESD track parms)\r | |
1876 | // local parms (fLocalInitParam[]) are:\r | |
1877 | // [0] = global x coord. of straight line intersection at y=0 plane\r | |
1878 | // [1] = global z coord. of straight line intersection at y=0 plane\r | |
1879 | // [2] = px/py \r | |
1880 | // [3] = pz/py\r | |
1881 | InitTrackParams(fInitTrackParamsMeth); \r | |
1882 | } \r | |
1883 | else {\r | |
1884 | // local parms (fLocalInitParam[]) are the Riemann Fitter params\r | |
1885 | if (!InitRiemanFit()) {\r | |
1886 | AliInfo("Riemann fit failed! skipping this track...");\r | |
1887 | fTrack=NULL;\r | |
1888 | return -5;\r | |
1889 | }\r | |
1890 | }\r | |
1891 | \r | |
1892 | Int_t nloceq=0;\r | |
1893 | Int_t ngloeq=0;\r | |
1894 | static Mille2Data md[kMaxPoints];\r | |
1895 | //\r | |
1896 | for (Int_t ipt=0; ipt<npts; ipt++) {\r | |
1897 | fTrack->GetPoint(fCluster,ipt);\r | |
1898 | fCluster.SetUniqueID(ipt);\r | |
1899 | AliDebug(2,Form("\n--- processing point %d --- \n",ipt)); \r | |
1900 | \r | |
1901 | // set geometry parameters for the the current module\r | |
1902 | if (InitModuleParams()) continue;\r | |
1903 | AliDebug(2,Form(" VolID=%d Index=%d InternalIdx=%d symname=%s\n", \r | |
1904 | track->GetVolumeID()[ipt], fCurrentModule->GetIndex(),\r | |
1905 | fCurrentModule->GetUniqueID(), AliGeomManager::SymName(track->GetVolumeID()[ipt]) ));\r | |
1906 | AliDebug(2,Form(" Preprocessed Point = ( %f , %f , %f ) \n",fCluster.GetX(),fCluster.GetY(),fCluster.GetZ()));\r | |
1907 | int res = AddLocalEquation(md[nloceq]);\r | |
1908 | if (res<0) {fTotBadLocEqPoints++; nloceq = 0; break;}\r | |
1909 | else if (res==0) nloceq++;\r | |
1910 | else {nloceq++; ngloeq++;}\r | |
1911 | } // end loop over points\r | |
1912 | //\r | |
1913 | fTrack=NULL;\r | |
1914 | // not enough good points?\r | |
1915 | if (nloceq<fMinNPtsPerTrack || ngloeq<1) return -1;\r | |
1916 | //\r | |
1917 | // finally send local equations to millepede\r | |
1918 | SetLocalEquations(md,nloceq);\r | |
1919 | fMillepede->SaveRecordData(); // RRR\r | |
1920 | //\r | |
1921 | return 0;\r | |
1922 | }\r | |
1923 | \r | |
1924 | //________________________________________________________________________________________________________\r | |
1925 | Int_t AliITSAlignMille2::CalcIntersectionPoint(Double_t *lpar, Double_t *gpar) \r | |
1926 | {\r | |
1927 | /// calculate track intersection point in local coordinates\r | |
1928 | /// according with a given set of parameters (local(4) and global(6))\r | |
1929 | /// and fill fPintLoc/Glo\r | |
1930 | /// local are: pgx0, pgz0, ugx, ugz OR riemann fitters pars\r | |
1931 | /// global are: tx,ty,tz,psi,theta,phi (Raff's delta angles in deg.)\r | |
1932 | /// return 0 if success\r | |
1933 | \r | |
1934 | 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]));\r | |
1935 | 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]));\r | |
1936 | \r | |
1937 | \r | |
1938 | // prepare the TGeoHMatrix\r | |
1939 | TGeoHMatrix *tempHMat = fCurrentModule->GetSensitiveVolumeModifiedMatrix(fCluster.GetVolumeID(),gpar,\r | |
1940 | !fUseGlobalDelta);\r | |
1941 | if (!tempHMat) return -1;\r | |
1942 | \r | |
1943 | Double_t v0g[3]; // vector with straight line direction in global coord.\r | |
1944 | Double_t p0g[3]; // point of the straight line (glo)\r | |
1945 | \r | |
1946 | if (fBOn) { // B FIELD!\r | |
1947 | AliTrackPoint prf; \r | |
1948 | for (int ip=0; ip<5; ip++)\r | |
1949 | fRieman->SetParam(ip,lpar[ip]);\r | |
1950 | \r | |
1951 | if (!fRieman->GetPCA(fCluster,prf)) {\r | |
1952 | AliInfo(Form("error in GetPCA for point %d",fCluster.GetVolumeID()));\r | |
1953 | return -3;\r | |
1954 | }\r | |
1955 | // now determine straight line passing tangent to fit curve at prf\r | |
1956 | // ugx = dX/dY_glo = DeltaX/DeltaY_glo\r | |
1957 | // mo' P1=(X,Y,Z)_glo_prf\r | |
1958 | // => (x,y,Z)_trk_prf ruotando di alpha...\r | |
1959 | Double_t alpha=fRieman->GetAlpha();\r | |
1960 | Double_t x1g = prf.GetX();\r | |
1961 | Double_t y1g = prf.GetY();\r | |
1962 | Double_t z1g = prf.GetZ();\r | |
1963 | Double_t x1t = x1g*TMath::Cos(alpha) + y1g*TMath::Sin(alpha);\r | |
1964 | Double_t y1t = -x1g*TMath::Sin(alpha) + y1g*TMath::Cos(alpha);\r | |
1965 | Double_t z1t = z1g; \r | |
1966 | \r | |
1967 | Double_t x2t = x1t+1.0;\r | |
1968 | Double_t y2t = y1t+fRieman->GetDYat(x1t);\r | |
1969 | Double_t z2t = z1t+fRieman->GetDZat(x1t);\r | |
1970 | Double_t x2g = x2t*TMath::Cos(alpha) - y2t*TMath::Sin(alpha);\r | |
1971 | Double_t y2g = x2t*TMath::Sin(alpha) + y2t*TMath::Cos(alpha);\r | |
1972 | Double_t z2g = z2t; \r | |
1973 | \r | |
1974 | AliDebug(3,Form("Riemann frame: fAlpha = %f = %f ",alpha,alpha*180./TMath::Pi()));\r | |
1975 | AliDebug(3,Form(" prf_glo=( %f , %f , %f ) prf_rf=( %f , %f , %f )\n", x1g,y1g,z1g, x1t,y1t,z1t));\r | |
1976 | AliDebug(3,Form(" mov_glo=( %f , %f , %f ) rf=( %f , %f , %f )\n",x2g,y2g,z2g, x2t,y2t,z2t));\r | |
1977 | \r | |
1978 | if (TMath::Abs(y2g-y1g)<1e-15) {\r | |
1979 | AliInfo("DeltaY=0! Cannot proceed...");\r | |
1980 | return -1;\r | |
1981 | }\r | |
1982 | // ugx,1,ugz\r | |
1983 | v0g[0] = (x2g-x1g)/(y2g-y1g);\r | |
1984 | v0g[1]=1.0;\r | |
1985 | v0g[2] = (z2g-z1g)/(y2g-y1g);\r | |
1986 | \r | |
1987 | // point: just keep prf\r | |
1988 | p0g[0]=x1g;\r | |
1989 | p0g[1]=y1g;\r | |
1990 | p0g[2]=z1g;\r | |
1991 | } \r | |
1992 | else { // staight line\r | |
1993 | // vector of initial straight line direction in glob. coord\r | |
1994 | v0g[0]=lpar[2];\r | |
1995 | v0g[1]=1.0;\r | |
1996 | v0g[2]=lpar[3];\r | |
1997 | \r | |
1998 | // intercept in yg=0 plane in glob coord\r | |
1999 | p0g[0]=lpar[0];\r | |
2000 | p0g[1]=0.0;\r | |
2001 | p0g[2]=lpar[1];\r | |
2002 | }\r | |
2003 | 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]));\r | |
2004 | \r | |
2005 | // same in local coord.\r | |
2006 | Double_t p0l[3],v0l[3];\r | |
2007 | tempHMat->MasterToLocalVect(v0g,v0l);\r | |
2008 | tempHMat->MasterToLocal(p0g,p0l);\r | |
2009 | \r | |
2010 | if (TMath::Abs(v0l[1])<1e-15) {\r | |
2011 | AliInfo("Track Y direction in local frame is zero! Cannot proceed...");\r | |
2012 | return -1;\r | |
2013 | }\r | |
2014 | \r | |
2015 | // local intersection point\r | |
2016 | fPintLoc[0] = p0l[0] - (v0l[0]/v0l[1])*p0l[1];\r | |
2017 | fPintLoc[1] = 0;\r | |
2018 | fPintLoc[2] = p0l[2] - (v0l[2]/v0l[1])*p0l[1];\r | |
2019 | \r | |
2020 | // global intersection point\r | |
2021 | tempHMat->LocalToMaster(fPintLoc,fPintGlo);\r | |
2022 | 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]));\r | |
2023 | \r | |
2024 | return 0;\r | |
2025 | }\r | |
2026 | \r | |
2027 | //________________________________________________________________________________________________________\r | |
2028 | Int_t AliITSAlignMille2::CalcDerivatives(Int_t paridx, Bool_t islpar) \r | |
2029 | {\r | |
2030 | /// calculate numerically (ROOT's style) the derivatives for\r | |
2031 | /// local X intersection and local Z intersection\r | |
2032 | /// parlist: local (islpar=kTRUE) pgx0, pgz0, ugx0, ugz0 OR riemann's params\r | |
2033 | /// global (islpar=kFALSE) tx, ty, tz, psi, theta, phi (Raf's angles in deg)\r | |
2034 | /// return 0 if success\r | |
2035 | \r | |
2036 | // copy initial parameters\r | |
2037 | Double_t lpar[kNLocal];\r | |
2038 | Double_t gpar[kNParCh];\r | |
2039 | Double_t *derivative;\r | |
2040 | for (Int_t i=0; i<kNLocal; i++) lpar[i]=fLocalInitParam[i];\r | |
2041 | for (Int_t i=0; i<kNParCh; i++) gpar[i]=fModuleInitParam[i];\r | |
2042 | \r | |
2043 | // trial with fixed dpar...\r | |
2044 | Double_t dpar = 0.;\r | |
2045 | \r | |
2046 | if (islpar) { // track parameters\r | |
2047 | //dpar=fLocalInitParam[paridx]*0.001;\r | |
2048 | // set minimum dpar\r | |
2049 | derivative = fDerivativeLoc[paridx];\r | |
2050 | if (!fBOn) {\r | |
2051 | if (paridx<3) dpar=1.0e-4; // translations\r | |
2052 | else dpar=1.0e-6; // direction\r | |
2053 | }\r | |
2054 | else { // B Field\r | |
2055 | // pepo: proviamo con 1/1000, poi evenctually 1/100...\r | |
2056 | Double_t dfrac=0.01;\r | |
2057 | switch(paridx) {\r | |
2058 | case 0:\r | |
2059 | // RMS cosmics: 1e-4\r | |
2060 | dpar = TMath::Max(1.0e-6,TMath::Abs(fLocalInitParam[paridx]*dfrac)); \r | |
2061 | break;\r | |
2062 | case 1: \r | |
2063 | // RMS cosmics: 0.2\r | |
2064 | dpar = TMath::Max(0.002,TMath::Abs(fLocalInitParam[paridx]*dfrac)); \r | |
2065 | break;\r | |
2066 | case 2: \r | |
2067 | // RMS cosmics: 9\r | |
2068 | dpar = TMath::Max(0.09,TMath::Abs(fLocalInitParam[paridx]*dfrac)); \r | |
2069 | break;\r | |
2070 | case 3: \r | |
2071 | // RMS cosmics: 7\r | |
2072 | dpar = TMath::Max(0.07,TMath::Abs(fLocalInitParam[paridx]*dfrac)); \r | |
2073 | break;\r | |
2074 | case 4: \r | |
2075 | // RMS cosmics: 0.3\r | |
2076 | dpar = TMath::Max(0.003,TMath::Abs(fLocalInitParam[paridx]*dfrac)); \r | |
2077 | break;\r | |
2078 | }\r | |
2079 | }\r | |
2080 | }\r | |
2081 | else { // alignment global parameters\r | |
2082 | derivative = fDerivativeGlo[paridx];\r | |
2083 | //dpar=fModuleInitParam[paridx]*0.001;\r | |
2084 | if (paridx<3) dpar=1.0e-4; // translations\r | |
2085 | else dpar=1.0e-2; // angles \r | |
2086 | }\r | |
2087 | \r | |
2088 | AliDebug(3,Form("+++ using dpar=%g",dpar));\r | |
2089 | \r | |
2090 | // calculate derivative ROOT's like:\r | |
2091 | // using f(x+h),f(x-h),f(x+h/2),f(x-h2)...\r | |
2092 | Double_t pintl1[3]; // f(x-h)\r | |
2093 | Double_t pintl2[3]; // f(x-h/2)\r | |
2094 | Double_t pintl3[3]; // f(x+h/2)\r | |
2095 | Double_t pintl4[3]; // f(x+h)\r | |
2096 | \r | |
2097 | // first values\r | |
2098 | if (islpar) lpar[paridx] -= dpar;\r | |
2099 | else gpar[paridx] -= dpar;\r | |
2100 | if (CalcIntersectionPoint(lpar, gpar)) return -2;\r | |
2101 | for (Int_t i=0; i<3; i++) pintl1[i]=fPintLoc[i];\r | |
2102 | \r | |
2103 | // second values\r | |
2104 | if (islpar) lpar[paridx] += dpar/2;\r | |
2105 | else gpar[paridx] += dpar/2;\r | |
2106 | if (CalcIntersectionPoint(lpar, gpar)) return -2;\r | |
2107 | for (Int_t i=0; i<3; i++) pintl2[i]=fPintLoc[i];\r | |
2108 | \r | |
2109 | // third values\r | |
2110 | if (islpar) lpar[paridx] += dpar;\r | |
2111 | else gpar[paridx] += dpar;\r | |
2112 | if (CalcIntersectionPoint(lpar, gpar)) return -2;\r | |
2113 | for (Int_t i=0; i<3; i++) pintl3[i]=fPintLoc[i];\r | |
2114 | \r | |
2115 | // fourth values\r | |
2116 | if (islpar) lpar[paridx] += dpar/2;\r | |
2117 | else gpar[paridx] += dpar/2;\r | |
2118 | if (CalcIntersectionPoint(lpar, gpar)) return -2;\r | |
2119 | for (Int_t i=0; i<3; i++) pintl4[i]=fPintLoc[i];\r | |
2120 | \r | |
2121 | Double_t h2 = 1./(2.*dpar);\r | |
2122 | Double_t d0 = pintl4[0]-pintl1[0];\r | |
2123 | Double_t d2 = 2.*(pintl3[0]-pintl2[0]);\r | |
2124 | derivative[0] = h2*(4*d2 - d0)/3.;\r | |
2125 | if (TMath::Abs(derivative[0]) < 1.0e-9) derivative[0] = 0.0;\r | |
2126 | \r | |
2127 | d0 = pintl4[2]-pintl1[2];\r | |
2128 | d2 = 2.*(pintl3[2]-pintl2[2]);\r | |
2129 | derivative[2] = h2*(4*d2 - d0)/3.;\r | |
2130 | if (TMath::Abs(derivative[2]) < 1.0e-9) derivative[2]=0.0;\r | |
2131 | \r | |
2132 | AliDebug(3,Form("\n+++ derivatives +++ \n"));\r | |
2133 | AliDebug(3,Form("+++ dXLoc/dpar = %g +++\n",derivative[0]));\r | |
2134 | AliDebug(3,Form("+++ dZLoc/dpar = %g +++\n\n",derivative[2]));\r | |
2135 | \r | |
2136 | return 0;\r | |
2137 | }\r | |
2138 | \r | |
2139 | //________________________________________________________________________________________________________\r | |
2140 | Int_t AliITSAlignMille2::AddLocalEquation(Mille2Data &m) \r | |
2141 | {\r | |
2142 | /// Define local equation for current cluster in X and Z coor.\r | |
2143 | /// and store them to memory\r | |
2144 | /// return -1 in case of failure to build some equation\r | |
2145 | /// 0 if no free global parameters were found but local eq is built\r | |
2146 | /// 1 if both local and global eqs are built\r | |
2147 | //\r | |
2148 | // store first intersection point\r | |
2149 | if (CalcIntersectionPoint(fLocalInitParam, fModuleInitParam)) return -1; \r | |
2150 | for (Int_t i=0; i<3; i++) fPintLoc0[i]=fPintLoc[i];\r | |
2151 | AliDebug(2,Form("Intesect. point: L( %f , %f , %f )",fPintLoc[0],fPintLoc[1],fPintLoc[2]));\r | |
2152 | \r | |
2153 | // calculate local derivatives numerically\r | |
2154 | Bool_t zeroX = kTRUE;\r | |
2155 | Bool_t zeroZ = kTRUE;\r | |
2156 | //\r | |
2157 | for (Int_t i=0; i<fNLocal; i++) {\r | |
2158 | if (CalcDerivatives(i,kTRUE)) return -1;\r | |
2159 | m.fDerLocX[i] = fDerivativeLoc[i][0];\r | |
2160 | m.fDerLocZ[i] = fDerivativeLoc[i][2];\r | |
2161 | if (zeroX) zeroX = fDerivativeLoc[i][0]==0;\r | |
2162 | if (zeroZ) zeroZ = fDerivativeLoc[i][2]==0;\r | |
2163 | }\r | |
2164 | // for (Int_t i=0; i<fNLocal; i++) AliDebug(2,Form("Local parameter %d - dXdpar = %g - dZdpar = %g\n",i,dXdL[i],dZdL[i]));\r | |
2165 | //\r | |
2166 | if (zeroX) {AliInfo("Skipping: zero local X derivatives!"); return -1;}\r | |
2167 | if (zeroZ) {AliInfo("Skipping: zero local Z derivatives!"); return -1;}\r | |
2168 | //\r | |
2169 | int ifill = 0;\r | |
2170 | //\r | |
2171 | AliITSAlignMille2Module* endModule = fCurrentModule;\r | |
2172 | //\r | |
2173 | zeroX = zeroZ = kTRUE;\r | |
2174 | Bool_t dfDone[kNParCh];\r | |
2175 | for (int i=kNParCh;i--;) dfDone[i] = kFALSE;\r | |
2176 | m.fNModFilled = 0;\r | |
2177 | // \r | |
2178 | // special block for SDD derivatives\r | |
2179 | Double_t jacobian[kNParChGeom];\r | |
2180 | Int_t nmodTested = 0;\r | |
2181 | //\r | |
2182 | do {\r | |
2183 | if (fCurrentModule->GetNParFree()==0) continue;\r | |
2184 | nmodTested++;\r | |
2185 | for (Int_t i=0; i<kNParChGeom; i++) { // common for all sensors: derivatives over geom params \r | |
2186 | //\r | |
2187 | if (!fUseGlobalDelta) dfDone[i] = kFALSE; // for global deltas the derivatives at diff. levels are different\r | |
2188 | if (fCurrentModule->GetParOffset(i)<0) continue; // this parameter is not explicitly fitted\r | |
2189 | if (!dfDone[i]) { \r | |
2190 | if (CalcDerivatives(i,kFALSE)) return -1; \r | |
2191 | else {\r | |
2192 | dfDone[i] = kTRUE;\r | |
2193 | if (zeroX) zeroX = fDerivativeGlo[i][0]==0;\r | |
2194 | if (zeroZ) zeroZ = fDerivativeGlo[i][2]==0;\r | |
2195 | }\r | |
2196 | }\r | |
2197 | //\r | |
2198 | m.fDerGloX[ifill] = fDerivativeGlo[i][0];\r | |
2199 | m.fDerGloZ[ifill] = fDerivativeGlo[i][2];\r | |
2200 | m.fParMilleID[ifill++] = fCurrentModule->GetParOffset(i);\r | |
2201 | }\r | |
2202 | //\r | |
2203 | // specific for special sensors\r | |
2204 | if ( fCurrentModule->IsSDD() && \r | |
2205 | (fCurrentModule->GetParOffset(AliITSAlignMille2Module::kDOFT0)>=0 ||\r | |
2206 | fCurrentModule->GetParOffset(AliITSAlignMille2Module::kDOFDV)>=0) ) {\r | |
2207 | //\r | |
2208 | // assume for sensor local xloc = xloc0 + V0*dT0+dV*(T-T0)\r | |
2209 | // where V0 and T are the nominal drift velocity, time and time0\r | |
2210 | // and the dT0 and dV are the corrections:\r | |
2211 | // dX/dT0 = dX/dxloc * dxloc/dT0 = dX/dxloc * V0\r | |
2212 | // dX/dV = dX/dxloc * dxloc/dV = dX/dxloc * (T-T0)\r | |
2213 | // IMPORTANT: the geom derivatives are over the SENSOR LOCAL parameters\r | |
2214 | //\r | |
2215 | if (!dfDone[AliITSAlignMille2Module::kDOFT0] || !dfDone[AliITSAlignMille2Module::kDOFDV]) {\r | |
2216 | //\r | |
2217 | double dXdxlocsens=0., dZdxlocsens=0.;\r | |
2218 | //\r | |
2219 | // if the current module is the sensor itself and we work with local params, then \r | |
2220 | // we can directly take dX/dxloc_sens dZ/dxloc_sens\r | |
2221 | if (!fUseGlobalDelta && fCurrentModule->GetVolumeID()==fCluster.GetVolumeID()) {\r | |
2222 | if (dfDone[AliITSAlignMille2Module::kDOFTX]) {\r | |
2223 | CalcDerivatives(AliITSAlignMille2Module::kDOFTX,kFALSE); \r | |
2224 | dfDone[AliITSAlignMille2Module::kDOFTX] = kTRUE;\r | |
2225 | }\r | |
2226 | dXdxlocsens = fDerivativeGlo[AliITSAlignMille2Module::kDOFTX][0];\r | |
2227 | dZdxlocsens = fDerivativeGlo[AliITSAlignMille2Module::kDOFTX][2];\r | |
2228 | }\r | |
2229 | //\r | |
2230 | else { // need to perform some transformations\r | |
2231 | // fetch the jacobian of the transformation from the sensors local frame to the frame\r | |
2232 | // where the parameters are defined:\r | |
2233 | // Global: dX/dxloc_sens = dX/dxgl*dxgl/dxloc_sens + ...dX/dphigl*dphigl/dxloc_sens\r | |
2234 | if (fUseGlobalDelta) fCurrentModule->CalcDerivGloLoc(fCluster.GetVolumeID(),\r | |
2235 | AliITSAlignMille2Module::kDOFTX, jacobian);\r | |
2236 | // Local: dX/dxloc_sens = dX/dxcurr*dxcurr/dxloc_sens +..+dX/dphicurr * dphicurr/dxloc_sens \r | |
2237 | else fCurrentModule->CalcDerivCurLoc(fCluster.GetVolumeID(),\r | |
2238 | AliITSAlignMille2Module::kDOFTX, jacobian);\r | |
2239 | //\r | |
2240 | for (int j=0;j<kNParChGeom;j++) {\r | |
2241 | // need global derivative even if the j-th param is locked\r | |
2242 | if (!dfDone[j]) {CalcDerivatives(j,kFALSE); dfDone[j] = kTRUE;}\r | |
2243 | dXdxlocsens += fDerivativeGlo[j][0] * jacobian[j];\r | |
2244 | dZdxlocsens += fDerivativeGlo[j][2] * jacobian[j];\r | |
2245 | }\r | |
2246 | }\r | |
2247 | //\r | |
2248 | if (zeroX) zeroX = dXdxlocsens == 0;\r | |
2249 | if (zeroZ) zeroZ = dZdxlocsens == 0;\r | |
2250 | //\r | |
2251 | double vdrift = GetVDriftSDD();\r | |
2252 | double tdrift = GetTDriftSDD();\r | |
2253 | //\r | |
2254 | fDerivativeGlo[AliITSAlignMille2Module::kDOFT0][0] = dXdxlocsens*vdrift;\r | |
2255 | fDerivativeGlo[AliITSAlignMille2Module::kDOFT0][2] = dZdxlocsens*vdrift;\r | |
2256 | dfDone[AliITSAlignMille2Module::kDOFT0] = kTRUE;\r | |
2257 | //\r | |
2258 | fDerivativeGlo[AliITSAlignMille2Module::kDOFDV][0] = -dXdxlocsens*TMath::Sign(tdrift,vdrift);\r | |
2259 | fDerivativeGlo[AliITSAlignMille2Module::kDOFDV][2] = -dZdxlocsens*TMath::Sign(tdrift,vdrift);\r | |
2260 | dfDone[AliITSAlignMille2Module::kDOFDV] = kTRUE;\r | |
2261 | //\r | |
2262 | }\r | |
2263 | //\r | |
2264 | if (fCurrentModule->GetParOffset(AliITSAlignMille2Module::kDOFT0)>=0) {\r | |
2265 | m.fDerGloX[ifill] = fDerivativeGlo[AliITSAlignMille2Module::kDOFT0][0];\r | |
2266 | m.fDerGloZ[ifill] = fDerivativeGlo[AliITSAlignMille2Module::kDOFT0][2];\r | |
2267 | m.fParMilleID[ifill++] = fCurrentModule->GetParOffset(AliITSAlignMille2Module::kDOFT0); \r | |
2268 | }\r | |
2269 | //\r | |
2270 | if (fCurrentModule->GetParOffset(AliITSAlignMille2Module::kDOFDV)>=0) {\r | |
2271 | m.fDerGloX[ifill] = fDerivativeGlo[AliITSAlignMille2Module::kDOFDV][0];\r | |
2272 | m.fDerGloZ[ifill] = fDerivativeGlo[AliITSAlignMille2Module::kDOFDV][2];\r | |
2273 | m.fParMilleID[ifill++] = fCurrentModule->GetParOffset(AliITSAlignMille2Module::kDOFDV); \r | |
2274 | }\r | |
2275 | }\r | |
2276 | //\r | |
2277 | m.fModuleID[m.fNModFilled++] = fCurrentModule->GetUniqueID();\r | |
2278 | } while( (fCurrentModule=fCurrentModule->GetParent()) );\r | |
2279 | //\r | |
2280 | if (nmodTested>0 && zeroX) {AliInfo("Skipping: zero global X derivatives!");return -1;}\r | |
2281 | if (nmodTested>0 && zeroZ) {AliInfo("Skipping: zero global Z derivatives!");return -1;}\r | |
2282 | //\r | |
2283 | // ok, can copy to m\r | |
2284 | AliDebug(2,Form("Adding local equation X with fMeas=%.6f and fSigma=%.6f",(fMeasLoc[0]-fPintLoc0[0]), fSigmaLoc[0]));\r | |
2285 | m.fMeasX = fMeasLoc[0]-fPintLoc0[0];\r | |
2286 | m.fSigmaX = fSigmaLoc[0];\r | |
2287 | //\r | |
2288 | AliDebug(2,Form("Adding local equation Z with fMeas=%.6f and fSigma=%.6f",(fMeasLoc[2]-fPintLoc0[2]), fSigmaLoc[2]));\r | |
2289 | m.fMeasZ = fMeasLoc[2]-fPintLoc0[2];\r | |
2290 | m.fSigmaZ = fSigmaLoc[2];\r | |
2291 | //\r | |
2292 | m.fNGlobFilled = ifill;\r | |
2293 | fCurrentModule = endModule;\r | |
2294 | //\r | |
2295 | return Int_t(!zeroX && !zeroZ);\r | |
2296 | }\r | |
2297 | \r | |
2298 | //________________________________________________________________________________________________________\r | |
2299 | void AliITSAlignMille2::SetLocalEquations(const Mille2Data *marr, Int_t neq) \r | |
2300 | {\r | |
2301 | /// Set local equations with data stored in m\r | |
2302 | /// return 0 if success\r | |
2303 | //\r | |
2304 | for (Int_t j=0; j<neq; j++) {\r | |
2305 | //\r | |
2306 | const Mille2Data &m = marr[j];\r | |
2307 | //\r | |
2308 | // set equation for Xloc coordinate\r | |
2309 | AliDebug(2,Form("setting local equation X with fMeas=%.6f and fSigma=%.6f",m.fMeasX, m.fSigmaX));\r | |
2310 | for (int i=fNLocal; i--;) SetLocalDerivative( i, m.fDerLocX[i] );\r | |
2311 | for (int i=m.fNGlobFilled;i--;) SetGlobalDerivative( m.fParMilleID[i] , m.fDerGloX[i] );\r | |
2312 | fMillepede->SetLocalEquation(fGlobalDerivatives, fLocalDerivatives, m.fMeasX, m.fSigmaX); \r | |
2313 | //\r | |
2314 | // set equation for Zloc coordinate\r | |
2315 | AliDebug(2,Form("setting local equation Z with fMeas=%.6f and fSigma=%.6f",m.fMeasZ, m.fSigmaZ));\r | |
2316 | for (int i=fNLocal; i--;) SetLocalDerivative( i, m.fDerLocZ[i] );\r | |
2317 | for (int i=m.fNGlobFilled;i--;) SetGlobalDerivative( m.fParMilleID[i] , m.fDerGloZ[i] );\r | |
2318 | fMillepede->SetLocalEquation(fGlobalDerivatives, fLocalDerivatives, m.fMeasZ, m.fSigmaZ); \r | |
2319 | //\r | |
2320 | for (int i=m.fNModFilled;i--;) GetMilleModule(m.fModuleID[i])->IncNProcessedPoints();\r | |
2321 | //\r | |
2322 | }\r | |
2323 | }\r | |
2324 | \r | |
2325 | //________________________________________________________________________________________________________\r | |
2326 | Int_t AliITSAlignMille2::GlobalFit()\r | |
2327 | {\r | |
2328 | /// Call global fit; Global parameters are stored in parameters\r | |
2329 | if (!fIsMilleInit) Init();\r | |
2330 | //\r | |
2331 | ApplyPreConstraints();\r | |
2332 | int res = fMillepede->GlobalFit();\r | |
2333 | AliInfo(Form("%s fitting global parameters!",res ? "Done":"Failed"));\r | |
2334 | if (res) {\r | |
2335 | // fetch the parameters\r | |
2336 | for (int imd=fNModules;imd--;) {\r | |
2337 | AliITSAlignMille2Module* mod = GetMilleModule(imd);\r | |
2338 | int nprocp = 0;\r | |
2339 | for (int ip=mod->GetNParTot();ip--;) {\r | |
2340 | int idp = mod->GetParOffset(ip);\r | |
2341 | if (idp<0) continue; // was not in the explicit fit\r | |
2342 | mod->SetParVal(ip,fMillepede->GetFinalParam(idp));\r | |
2343 | mod->SetParErr(ip,fMillepede->GetFinalError(idp));\r | |
2344 | int np = fMillepede->GetProcessedPoints(idp);\r | |
2345 | if (TMath::Abs(np)>TMath::Abs(nprocp)) nprocp = np;\r | |
2346 | }\r | |
2347 | if (!mod->GetNProcessedPoints()) mod->SetNProcessedPoints(nprocp);\r | |
2348 | }\r | |
2349 | \r | |
2350 | }\r | |
2351 | ApplyPostConstraints();\r | |
2352 | return res;\r | |
2353 | }\r | |
2354 | \r | |
2355 | //________________________________________________________________________________________________________\r | |
2356 | void AliITSAlignMille2::PrintGlobalParameters() \r | |
2357 | {\r | |
2358 | /// Print global parameters\r | |
2359 | if (!fIsMilleInit) {\r | |
2360 | AliInfo("Millepede has not been initialized!");\r | |
2361 | return;\r | |
2362 | }\r | |
2363 | fMillepede->PrintGlobalParameters();\r | |
2364 | }\r | |
2365 | \r | |
2366 | //________________________________________________________________________________________________________\r | |
2367 | Int_t AliITSAlignMille2::LoadSuperModuleFile(const Char_t *sfile)\r | |
2368 | { \r | |
2369 | // load definitions of supermodules from a root file\r | |
2370 | // return 0 if success\r | |
2371 | \r | |
2372 | TFile *smf=TFile::Open(sfile);\r | |
2373 | if (!smf->IsOpen()) {\r | |
2374 | AliInfo(Form("Cannot open supermodule file %s",sfile));\r | |
2375 | return -1;\r | |
2376 | }\r | |
2377 | \r | |
2378 | TClonesArray *sma=(TClonesArray*)smf->Get("ITSMilleSuperModules");\r | |
2379 | if (!sma) {\r | |
2380 | AliInfo(Form("Cannot find ITSMilleSuperModules array in file"));\r | |
2381 | return -2; \r | |
2382 | } \r | |
2383 | Int_t nsma=sma->GetEntriesFast();\r | |
2384 | AliInfo(Form("Array of SuperModules with %d entries\n",nsma));\r | |
2385 | //\r | |
2386 | // pepo200709\r | |
2387 | Char_t st[2048];\r | |
2388 | char symname[250];\r | |
2389 | // end pepo200709\r | |
2390 | \r | |
2391 | UShort_t volid;\r | |
2392 | TGeoHMatrix m;\r | |
2393 | //\r | |
2394 | for (Int_t i=0; i<nsma; i++) {\r | |
2395 | AliAlignObjParams *a = (AliAlignObjParams*)sma->UncheckedAt(i);\r | |
2396 | volid=a->GetVolUID();\r | |
2397 | strcpy(st,a->GetSymName());\r | |
2398 | a->GetMatrix(m);\r | |
2399 | //\r | |
2400 | sscanf(st,"%s",symname);\r | |
2401 | //\r | |
2402 | // decode module list\r | |
2403 | char *stp=strstr(st,"ModuleList:");\r | |
2404 | if (!stp) return -3;\r | |
2405 | stp += 11;\r | |
2406 | int idx[2200];\r | |
2407 | char spp[200]; int jp=0;\r | |
2408 | char cl[20];\r | |
2409 | strcpy(st,stp);\r | |
2410 | int l=strlen(st);\r | |
2411 | int j=0;\r | |
2412 | int n=0;\r | |
2413 | //\r | |
2414 | while (j<=l) {\r | |
2415 | if (st[j]==9 || st[j]==32 || st[j]==10 || st[j]==0) {\r | |
2416 | spp[jp]=0;\r | |
2417 | jp=0;\r | |
2418 | if (strlen(spp)) {\r | |
2419 | int k=strcspn(spp,"-");\r | |
2420 | if (k<int(strlen(spp))) { // c'e' il -\r | |
2421 | strcpy(cl,&(spp[k+1]));\r | |
2422 | spp[k]=0;\r | |
2423 | int ifrom=atoi(spp); int ito=atoi(cl);\r | |
2424 | for (int b=ifrom; b<=ito; b++) {\r | |
2425 | idx[n]=b;\r | |
2426 | n++;\r | |
2427 | }\r | |
2428 | }\r | |
2429 | else { // numerillo singolo\r | |
2430 | idx[n]=atoi(spp);\r | |
2431 | n++;\r | |
2432 | }\r | |
2433 | }\r | |
2434 | }\r | |
2435 | else {\r | |
2436 | spp[jp]=st[j];\r | |
2437 | jp++;\r | |
2438 | }\r | |
2439 | j++;\r | |
2440 | }\r | |
2441 | UShort_t volidsv[2198];\r | |
2442 | for (j=0;j<n;j++) {\r | |
2443 | volidsv[j]=AliITSAlignMille2Module::GetVolumeIDFromIndex(idx[j]);\r | |
2444 | if (!volidsv[j]) {\r | |
2445 | AliInfo(Form("Index %d not valid (range 0->%d)",idx[j],kMaxITSSensID));\r | |
2446 | return -5;\r | |
2447 | }\r | |
2448 | }\r | |
2449 | Int_t smindex=int(2198+volid-14336); // virtual index\r | |
2450 | //\r | |
2451 | fSuperModule.AddAtAndExpand(new AliITSAlignMille2Module(smindex,volid,symname,&m,n,volidsv),fNSuperModules);\r | |
2452 | //\r | |
2453 | fNSuperModules++;\r | |
2454 | }\r | |
2455 | //\r | |
2456 | smf->Close();\r | |
2457 | //\r | |
2458 | return 0;\r | |
2459 | }\r | |
2460 | \r | |
2461 | //________________________________________________________________________________________________________\r | |
2462 | void AliITSAlignMille2::ConstrainModuleSubUnitsMean(Int_t idm, Double_t val, UInt_t pattern)\r | |
2463 | {\r | |
2464 | // require that sum of modifications for the childs of this module is = val, i.e.\r | |
2465 | // the internal corrections moves the module as a whole by fixed value (0 by default).\r | |
2466 | // pattern is the bit pattern for the parameters to constrain\r | |
2467 | //\r | |
2468 | if (fIsMilleInit) {\r | |
2469 | AliInfo("Millepede has been already initialized: no constrain may be added!");\r | |
2470 | return;\r | |
2471 | }\r | |
2472 | if (!GetMilleModule(idm)->GetNChildren()) return;\r | |
2473 | TString nm = "cstrSUMean";\r | |
2474 | nm += GetNConstraints();\r | |
2475 | AliITSAlignMille2Constraint *cstr = new AliITSAlignMille2Constraint(nm.Data(),AliITSAlignMille2Constraint::kTypeMean,\r | |
2476 | idm,val,pattern);\r | |
2477 | cstr->SetConstraintID(GetNConstraints());\r | |
2478 | fConstraints.Add(cstr);\r | |
2479 | }\r | |
2480 | \r | |
2481 | //________________________________________________________________________________________________________\r | |
2482 | void AliITSAlignMille2::ConstrainModuleSubUnitsMedian(Int_t idm, Double_t val, UInt_t pattern)\r | |
2483 | {\r | |
2484 | // require that median of the modifications for the childs of this module is = val, i.e.\r | |
2485 | // the internal corrections moves the module as a whole by fixed value (0 by default) \r | |
2486 | // module the outliers.\r | |
2487 | // pattern is the bit pattern for the parameters to constrain\r | |
2488 | // The difference between the mean and the median will be transfered to the parent\r | |
2489 | if (fIsMilleInit) {\r | |
2490 | AliInfo("Millepede has been already initialized: no constrain may be added!");\r | |
2491 | return;\r | |
2492 | }\r | |
2493 | if (!GetMilleModule(idm)->GetNChildren()) return;\r | |
2494 | TString nm = "cstrSUMed";\r | |
2495 | nm += GetNConstraints();\r | |
2496 | AliITSAlignMille2Constraint *cstr = new AliITSAlignMille2Constraint(nm.Data(),AliITSAlignMille2Constraint::kTypeMedian,\r | |
2497 | idm,val,pattern);\r | |
2498 | cstr->SetConstraintID(GetNConstraints());\r | |
2499 | fConstraints.Add(cstr);\r | |
2500 | }\r | |
2501 | \r | |
2502 | //________________________________________________________________________________________________________\r | |
2503 | void AliITSAlignMille2::ConstrainOrphansMean(Double_t val, UInt_t pattern)\r | |
2504 | {\r | |
2505 | // require that median of the modifications for the supermodules which have no parents is = val, i.e.\r | |
2506 | // the corrections moves the whole setup by fixed value (0 by default) modulo the outliers.\r | |
2507 | // pattern is the bit pattern for the parameters to constrain\r | |
2508 | //\r | |
2509 | if (fIsMilleInit) {\r | |
2510 | AliInfo("Millepede has been already initialized: no constrain may be added!");\r | |
2511 | return;\r | |
2512 | }\r | |
2513 | TString nm = "cstrOMean";\r | |
2514 | nm += GetNConstraints();\r | |
2515 | AliITSAlignMille2Constraint *cstr = new AliITSAlignMille2Constraint(nm.Data(),AliITSAlignMille2Constraint::kTypeMean,\r | |
2516 | -1,val,pattern);\r | |
2517 | cstr->SetConstraintID(GetNConstraints());\r | |
2518 | fConstraints.Add(cstr);\r | |
2519 | }\r | |
2520 | \r | |
2521 | //________________________________________________________________________________________________________\r | |
2522 | void AliITSAlignMille2::ConstrainOrphansMedian(Double_t val, UInt_t pattern)\r | |
2523 | {\r | |
2524 | // require that median of the modifications for the supermodules which have no parents is = val, i.e.\r | |
2525 | // the corrections moves the whole setup by fixed value (0 by default) modulo the outliers.\r | |
2526 | // pattern is the bit pattern for the parameters to constrain\r | |
2527 | //\r | |
2528 | if (fIsMilleInit) {\r | |
2529 | AliInfo("Millepede has been already initialized: no constrain may be added!");\r | |
2530 | return;\r | |
2531 | }\r | |
2532 | TString nm = "cstrOMed";\r | |
2533 | nm += GetNConstraints();\r | |
2534 | AliITSAlignMille2Constraint *cstr = new AliITSAlignMille2Constraint(nm.Data(),AliITSAlignMille2Constraint::kTypeMedian,\r | |
2535 | -1,val,pattern);\r | |
2536 | cstr->SetConstraintID(GetNConstraints());\r | |
2537 | fConstraints.Add(cstr);\r | |
2538 | }\r | |
2539 | \r | |
2540 | //________________________________________________________________________________________________________\r | |
2541 | void AliITSAlignMille2::ConstrainLocal(const Char_t* name,Double_t *parcf,Int_t npar,Double_t val,Double_t err)\r | |
2542 | {\r | |
2543 | // apply constraint on parameters in the local frame\r | |
2544 | if (fIsMilleInit) {\r | |
2545 | AliInfo("Millepede has been already initialized: no constrain may be added!");\r | |
2546 | return;\r | |
2547 | }\r | |
2548 | AliITSAlignMille2ConstrArray *cstr = new AliITSAlignMille2ConstrArray(name,parcf,npar,val,err);\r | |
2549 | cstr->SetConstraintID(GetNConstraints());\r | |
2550 | fConstraints.Add(cstr);\r | |
2551 | }\r | |
2552 | \r | |
2553 | //________________________________________________________________________________________________________\r | |
2554 | void AliITSAlignMille2::ApplyGaussianConstraint(const AliITSAlignMille2ConstrArray* cstr)\r | |
2555 | {\r | |
2556 | // apply the constraint on the local corrections of a list of modules\r | |
2557 | int nmod = cstr->GetNModules();\r | |
2558 | double jacobian[AliITSAlignMille2Module::kMaxParGeom][AliITSAlignMille2Module::kMaxParGeom];\r | |
2559 | //\r | |
2560 | for (int imd=nmod;imd--;) {\r | |
2561 | int modID = cstr->GetModuleID(imd);\r | |
2562 | AliITSAlignMille2Module* mod = GetMilleModule(modID);\r | |
2563 | ResetLocalEquation();\r | |
2564 | int nadded = 0;\r | |
2565 | double value = cstr->GetValue();\r | |
2566 | double sigma = cstr->GetError();\r | |
2567 | //\r | |
2568 | // in case the reference (survey) deltas were imposed for Gaussian constraints\r | |
2569 | // already accumulated corrections: they must be subtracted from the constraint value.\r | |
2570 | if (IsConstraintWrtRef()) {\r | |
2571 | //\r | |
2572 | Double_t precal[AliITSAlignMille2Module::kMaxParTot];\r | |
2573 | Double_t refcal[AliITSAlignMille2Module::kMaxParTot];\r | |
2574 | for (int ip=AliITSAlignMille2Module::kMaxParTot;ip--;) {precal[ip]=0; refcal[ip] = 0.;}\r | |
2575 | //\r | |
2576 | // check if there was a reference delta provided for this module\r | |
2577 | AliAlignObjParams* parref = GetConstrRefObject(mod->GetName());\r | |
2578 | if (parref) parref->GetPars(refcal, refcal+3); // found reference delta\r | |
2579 | //\r | |
2580 | // extract already applied local corrections for this module\r | |
2581 | if (fPrealignment) {\r | |
2582 | //\r | |
2583 | AliAlignObjParams *preo = GetPrealignedObject(mod->GetName());\r | |
2584 | if (preo) {\r | |
2585 | TGeoHMatrix preMat,tmpMat = *mod->GetMatrix(); // Delta_Glob * Delta_Glob_Par * M\r | |
2586 | preo->GetMatrix(preMat); // Delta_Glob\r | |
2587 | preMat.MultiplyLeft( &tmpMat.Inverse() ); // M^-1 * Delta_Glob_Par^-1 = (Delta_Glob_Par * M)^-1\r | |
2588 | tmpMat.MultiplyLeft( &preMat ); // (Delta_Glob_Par * M)^-1 * Delta_Glob * Delta_Glob_Par * M = Delta_loc\r | |
2589 | AliAlignObjParams algob;\r | |
2590 | algob.SetMatrix(tmpMat);\r | |
2591 | algob.GetPars(precal,precal+3); // local corrections for geometry\r | |
2592 | }\r | |
2593 | }\r | |
2594 | //\r | |
2595 | // subtract the contribution to constraint from precalibration \r | |
2596 | for (int ipar=cstr->GetNCoeffs();ipar--;) value += (refcal[ipar]-precal[ipar])*cstr->GetCoeff(ipar);\r | |
2597 | //\r | |
2598 | } \r | |
2599 | // \r | |
2600 | if (fUseGlobalDelta) mod->CalcDerivLocGlo(&jacobian[0][0]);\r | |
2601 | //\r | |
2602 | for (int ipar=cstr->GetNCoeffs();ipar--;) {\r | |
2603 | double coef = cstr->GetCoeff(ipar);\r | |
2604 | if (coef==0) continue;\r | |
2605 | //\r | |
2606 | if (!fUseGlobalDelta || ipar>= AliITSAlignMille2Module::kMaxParGeom) { // \r | |
2607 | // we are working with local params or if the given param is not related to geometry, \r | |
2608 | // apply the constraint directly\r | |
2609 | int parPos = mod->GetParOffset(ipar);\r | |
2610 | if (parPos<0) continue; // not in the fit\r | |
2611 | fGlobalDerivatives[parPos] += coef;\r | |
2612 | nadded++;\r | |
2613 | }\r | |
2614 | else { // we are working with global params, while the constraint is on local ones -> jacobian\r | |
2615 | for (int jpar=AliITSAlignMille2Module::kMaxParGeom;jpar--;) {\r | |
2616 | int parPos = mod->GetParOffset(jpar);\r | |
2617 | if (parPos<0) continue;\r | |
2618 | fGlobalDerivatives[parPos] += coef*jacobian[ipar][jpar];\r | |
2619 | nadded++;\r | |
2620 | }\r | |
2621 | } \r | |
2622 | }\r | |
2623 | if (nadded) AddConstraint(fGlobalDerivatives, value, sigma);\r | |
2624 | }\r | |
2625 | //\r | |
2626 | }\r | |
2627 | \r | |
2628 | //________________________________________________________________________________________________________\r | |
2629 | void AliITSAlignMille2::ApplyPreConstraints()\r | |
2630 | {\r | |
2631 | // apply constriants which cannot be imposed after the fit\r | |
2632 | int nconstr = GetNConstraints();\r | |
2633 | for (int i=0;i<nconstr;i++) {\r | |
2634 | AliITSAlignMille2Constraint* cstr = GetConstraint(i);\r | |
2635 | //\r | |
2636 | if (cstr->GetType() == AliITSAlignMille2ConstrArray::kTypeGaussian) {\r | |
2637 | ApplyGaussianConstraint( (AliITSAlignMille2ConstrArray*)cstr);\r | |
2638 | continue;\r | |
2639 | } \r | |
2640 | //\r | |
2641 | if (cstr->GetType() == AliITSAlignMille2Constraint::kTypeMedian) continue; // post type constraint\r | |
2642 | //\r | |
2643 | if (!fUseGlobalDelta) continue; // mean/med constraints must be applied to global deltas\r | |
2644 | // apply constraint on the mean's before the fit\r | |
2645 | int imd = cstr->GetModuleID();\r | |
2646 | if (imd>=0) {\r | |
2647 | AliITSAlignMille2Module* mod = GetMilleModule(imd);\r | |
2648 | UInt_t pattern = 0;\r | |
2649 | for (int ipar=mod->GetNParTot();ipar--;) {\r | |
2650 | if (!cstr->IncludesParam(ipar)) continue;\r | |
2651 | if (mod->GetParOffset(ipar)<0) continue; // parameter is not in the explicit fit -> post constraint\r | |
2652 | pattern |= 0x1<<ipar;\r | |
2653 | cstr->SetApplied(ipar);\r | |
2654 | }\r | |
2655 | ConstrainModuleSubUnits(imd,cstr->GetValue(),pattern);\r | |
2656 | //\r | |
2657 | }\r | |
2658 | else if (!PseudoParentsAllowed()) {\r | |
2659 | ConstrainOrphans(cstr->GetValue(),(UInt_t)cstr->GetPattern());\r | |
2660 | cstr->SetApplied(-1);\r | |
2661 | }\r | |
2662 | }\r | |
2663 | }\r | |
2664 | \r | |
2665 | //________________________________________________________________________________________________________\r | |
2666 | void AliITSAlignMille2::ApplyPostConstraints()\r | |
2667 | {\r | |
2668 | // apply constraints which can be imposed after the fit\r | |
2669 | int nconstr = GetNConstraints();\r | |
2670 | Bool_t convGlo = kFALSE;\r | |
2671 | // check if there is something to do\r | |
2672 | int ntodo = 0;\r | |
2673 | for (int i=0;i<nconstr;i++) {\r | |
2674 | AliITSAlignMille2Constraint* cstr = GetConstraint(i);\r | |
2675 | if (cstr->GetType() == AliITSAlignMille2ConstrArray::kTypeGaussian) continue;\r | |
2676 | if (cstr->GetRemainingPattern() == 0) continue;\r | |
2677 | ntodo++;\r | |
2678 | }\r | |
2679 | if (!ntodo) return;\r | |
2680 | //\r | |
2681 | if (!fUseGlobalDelta) { // need to convert to global params\r | |
2682 | ConvertParamsToGlobal();\r | |
2683 | convGlo = kTRUE;\r | |
2684 | }\r | |
2685 | //\r | |
2686 | for (int i=0;i<nconstr;i++) {\r | |
2687 | AliITSAlignMille2Constraint* cstr = GetConstraint(i);\r | |
2688 | if (cstr->GetType() == AliITSAlignMille2ConstrArray::kTypeGaussian) continue;\r | |
2689 | //\r | |
2690 | int imd = cstr->GetModuleID();\r | |
2691 | //\r | |
2692 | if (imd>=0) {\r | |
2693 | AliITSAlignMille2Module* mod = GetMilleModule(imd);\r | |
2694 | UInt_t pattern = 0;\r | |
2695 | for (int ipar=mod->GetNParTot();ipar--;) {\r | |
2696 | if (cstr->IsApplied(ipar)) continue;\r | |
2697 | if (!cstr->IncludesParam(ipar)) continue;\r | |
2698 | if (!mod->IsFreeDOF(ipar)) continue; // parameter is fixed, will not apply constraint\r | |
2699 | pattern |= 0x1<<ipar;\r | |
2700 | cstr->SetApplied(ipar);\r | |
2701 | }\r | |
2702 | if (pattern) PostConstrainModuleSubUnits(cstr->GetType(),cstr->GetModuleID(),cstr->GetValue(),pattern);\r | |
2703 | //\r | |
2704 | }\r | |
2705 | else if (PseudoParentsAllowed()) {\r | |
2706 | UInt_t pattern = (UInt_t)cstr->GetRemainingPattern();\r | |
2707 | PostConstrainOrphans(cstr->GetType(),cstr->GetValue(),pattern);\r | |
2708 | cstr->SetApplied(-1);\r | |
2709 | }\r | |
2710 | }\r | |
2711 | // if there was a conversion, rewind it\r | |
2712 | if (convGlo) ConvertParamsToLocal();\r | |
2713 | // \r | |
2714 | }\r | |
2715 | \r | |
2716 | //________________________________________________________________________________________________________\r | |
2717 | void AliITSAlignMille2::ConstrainModuleSubUnits(Int_t idm, Double_t val, UInt_t pattern)\r | |
2718 | {\r | |
2719 | // require that sum of modifications for the childs of this module is = val, i.e.\r | |
2720 | // the internal corrections moves the module as a whole by fixed value (0 by default).\r | |
2721 | // pattern is the bit pattern for the parameters to constrain\r | |
2722 | //\r | |
2723 | //\r | |
2724 | AliITSAlignMille2Module* mod = GetMilleModule(idm);\r | |
2725 | //\r | |
2726 | for (int ip=0;ip<kNParCh;ip++) {\r | |
2727 | if ( !((pattern>>ip)&0x1) /*|| !parent->IsFreeDOF(ip)*/) continue;\r | |
2728 | ResetLocalEquation();\r | |
2729 | int nadd = 0;\r | |
2730 | for (int ich=mod->GetNChildren();ich--;) {\r | |
2731 | int idpar = ((AliITSAlignMille2Module*)mod->GetChild(ich))->GetParOffset(ip);\r | |
2732 | if (idpar<0) continue;\r | |
2733 | fGlobalDerivatives[idpar] = 1.0;\r | |
2734 | nadd++;\r | |
2735 | }\r | |
2736 | //\r | |
2737 | if (nadd>0) {\r | |
2738 | AddConstraint(fGlobalDerivatives,val);\r | |
2739 | AliInfo(Form("Constrained param %d for %d submodules of module #%d: %s",ip,nadd,idm,mod->GetName()));\r | |
2740 | }\r | |
2741 | }\r | |
2742 | //\r | |
2743 | }\r | |
2744 | \r | |
2745 | //________________________________________________________________________________________________________\r | |
2746 | void AliITSAlignMille2::ConstrainOrphans(Double_t val, UInt_t pattern)\r | |
2747 | {\r | |
2748 | // require that median of the modifications for the supermodules which have no parents is = val, i.e.\r | |
2749 | // the corrections moves the whole setup by fixed value (0 by default) modulo the outliers.\r | |
2750 | // pattern is the bit pattern for the parameters to constrain\r | |
2751 | //\r | |
2752 | for (int ip=0;ip<kNParCh;ip++) {\r | |
2753 | //\r | |
2754 | if ( !((pattern>>ip)&0x1) ) continue;\r | |
2755 | ResetLocalEquation();\r | |
2756 | int nadd = 0;\r | |
2757 | for (int imd=fNModules;imd--;) {\r | |
2758 | AliITSAlignMille2Module* mod = GetMilleModule(imd);\r | |
2759 | if (mod->GetParent()) continue; // this is not an orphan\r | |
2760 | int idpar = mod->GetParOffset(ip);\r | |
2761 | if (idpar<0) continue;\r | |
2762 | fGlobalDerivatives[idpar] = 1.0;\r | |
2763 | nadd++;\r | |
2764 | }\r | |
2765 | if (nadd>0) {\r | |
2766 | AddConstraint(fGlobalDerivatives,val);\r | |
2767 | AliInfo(Form("Constrained param %d for %d orphan modules",ip,nadd));\r | |
2768 | }\r | |
2769 | }\r | |
2770 | //\r | |
2771 | //\r | |
2772 | }\r | |
2773 | \r | |
2774 | //________________________________________________________________________________________________________\r | |
2775 | void AliITSAlignMille2::PostConstrainModuleSubUnits(Int_t type,Int_t idm, Double_t val, UInt_t pattern)\r | |
2776 | {\r | |
2777 | // require that median or mean of the modifications for the childs of this module is = val, i.e.\r | |
2778 | // the internal corrections moves the module as a whole by fixed value (0 by default) \r | |
2779 | // module the outliers.\r | |
2780 | // pattern is the bit pattern for the parameters to constrain\r | |
2781 | // The difference between the mean and the median will be transfered to the parent\r | |
2782 | //\r | |
2783 | AliITSAlignMille2Module* parent = GetMilleModule(idm);\r | |
2784 | int nc = parent->GetNChildren();\r | |
2785 | //\r | |
2786 | double *tmpArr = new double[nc]; \r | |
2787 | //\r | |
2788 | for (int ip=0;ip<kNParCh;ip++) {\r | |
2789 | int npc = 0;\r | |
2790 | if ( !((pattern>>ip)&0x1) || !parent->IsFreeDOF(ip)) continue;\r | |
2791 | // compute the mean and median of the deltas\r | |
2792 | int nfree = 0;\r | |
2793 | for (int ich=nc;ich--;) {\r | |
2794 | AliITSAlignMille2Module* child = parent->GetChild(ich);\r | |
2795 | // if (!child->IsFreeDOF(ip)) continue; \r | |
2796 | tmpArr[nfree++] = child->GetParVal(ip);\r | |
2797 | }\r | |
2798 | double median=0,mean=0;\r | |
2799 | for (int ic0=0;ic0<nfree;ic0++) {// order the deltas \r | |
2800 | mean += tmpArr[ic0];\r | |
2801 | for (int ic1=ic0+1;ic1<nfree;ic1++) \r | |
2802 | if (tmpArr[ic0]>tmpArr[ic1]) {double tv=tmpArr[ic0]; tmpArr[ic0]=tmpArr[ic1]; tmpArr[ic1]=tv;}\r | |
2803 | }\r | |
2804 | //\r | |
2805 | int kmed = nfree/2;\r | |
2806 | median = (tmpArr[kmed]+tmpArr[nfree-kmed-1])/2.;\r | |
2807 | if (nfree>0) mean /= nfree;\r | |
2808 | //\r | |
2809 | double shift = val - (type==AliITSAlignMille2Constraint::kTypeMean ? mean : median);\r | |
2810 | //\r | |
2811 | for (int ich=nc;ich--;) {\r | |
2812 | AliITSAlignMille2Module* child = parent->GetChild(ich);\r | |
2813 | // if (!child->IsFreeDOF(ip)) continue; \r | |
2814 | child->SetParVal(ip, child->GetParVal(ip) + shift);\r | |
2815 | npc++;\r | |
2816 | }\r | |
2817 | //\r | |
2818 | parent->SetParVal(ip, parent->GetParVal(ip) - shift);\r | |
2819 | AliInfo(Form("%s constraint: added %f shift to param[%d] of %d children of module %d: %s",\r | |
2820 | type==AliITSAlignMille2Constraint::kTypeMean ? "MEAN" : "MEDIAN",shift,\r | |
2821 | ip,npc,idm,parent->GetName()));\r | |
2822 | }\r | |
2823 | delete[] tmpArr; \r | |
2824 | //\r | |
2825 | //\r | |
2826 | }\r | |
2827 | \r | |
2828 | //________________________________________________________________________________________________________\r | |
2829 | void AliITSAlignMille2::PostConstrainOrphans(Int_t type,Double_t val, UInt_t pattern)\r | |
2830 | {\r | |
2831 | // require that median or mean of modifications for the supermodules which have no parents is = val, i.e.\r | |
2832 | // the corrections moves the whole setup by fixed value (0 by default).\r | |
2833 | // pattern is the bit pattern for the parameters to constrain\r | |
2834 | //\r | |
2835 | int nc = fNModules;\r | |
2836 | //\r | |
2837 | int norph = 0;\r | |
2838 | for (int ich=nc;ich--;) if (!GetMilleModule(ich)->GetParent()) norph ++;\r | |
2839 | if (!norph) return;\r | |
2840 | double *tmpArr = new double[norph]; \r | |
2841 | //\r | |
2842 | for (int ip=0;ip<kNParCh;ip++) {\r | |
2843 | int npc = 0;\r | |
2844 | if ( !((pattern>>ip)&0x1)) continue;\r | |
2845 | // compute the mean and median of the deltas\r | |
2846 | int nfree = 0;\r | |
2847 | for (int ich=nc;ich--;) {\r | |
2848 | AliITSAlignMille2Module* child = GetMilleModule(ich);\r | |
2849 | // if (child->GetParent() || !child->IsFreeDOF(ip)) continue; \r | |
2850 | if (child->GetParent()) continue; \r | |
2851 | tmpArr[nfree++] = child->GetParVal(ip);\r | |
2852 | }\r | |
2853 | double median=0,mean=0;\r | |
2854 | for (int ic0=0;ic0<nfree;ic0++) {// order the deltas \r | |
2855 | mean += tmpArr[ic0];\r | |
2856 | for (int ic1=ic0+1;ic1<nfree;ic1++) \r | |
2857 | if (tmpArr[ic0]>tmpArr[ic1]) {double tv=tmpArr[ic0]; tmpArr[ic0]=tmpArr[ic1]; tmpArr[ic1]=tv;}\r | |
2858 | }\r | |
2859 | //\r | |
2860 | int kmed = nfree/2;\r | |
2861 | median = (tmpArr[kmed]+tmpArr[nfree-kmed-1])/2.;\r | |
2862 | if (nfree>0) mean /= nfree;\r | |
2863 | //\r | |
2864 | double shift = val - (type==AliITSAlignMille2Constraint::kTypeMean ? mean : median);\r | |
2865 | //\r | |
2866 | for (int ich=nc;ich--;) {\r | |
2867 | AliITSAlignMille2Module* child = GetMilleModule(ich);\r | |
2868 | // if (child->GetParent() || !child->IsFreeDOF(ip)) continue; \r | |
2869 | if (child->GetParent()) continue; \r | |
2870 | child->SetParVal(ip, child->GetParVal(ip) + shift);\r | |
2871 | npc++;\r | |
2872 | }\r | |
2873 | //\r | |
2874 | AliInfo(Form("%s constraint: added %f shift to param[%d] of %d orphan modules",\r | |
2875 | type==AliITSAlignMille2Constraint::kTypeMean ? "MEAN" : "MEDIAN",shift,\r | |
2876 | ip,npc));\r | |
2877 | }\r | |
2878 | delete[] tmpArr; \r | |
2879 | //\r | |
2880 | }\r | |
2881 | \r | |
2882 | //________________________________________________________________________________________________________\r | |
2883 | Bool_t AliITSAlignMille2::IsParModConstrained(const AliITSAlignMille2Module* mod,Int_t par, Bool_t &meanmed, Bool_t &gaussian) const\r | |
2884 | {\r | |
2885 | // check if par of the module participates in some constraint, and set the flag for their types\r | |
2886 | meanmed = gaussian = kFALSE;\r | |
2887 | //\r | |
2888 | if ( mod->IsParConstrained(par) ) gaussian = kTRUE; // direct constraint on this param\r | |
2889 | //\r | |
2890 | for (int icstr=GetNConstraints();icstr--;) {\r | |
2891 | AliITSAlignMille2Constraint* cstr = GetConstraint(icstr);\r | |
2892 | //\r | |
2893 | if (!cstr->IncludesModPar(mod,par)) continue;\r | |
2894 | if (cstr->GetType()==AliITSAlignMille2ConstrArray::kTypeGaussian) gaussian = kTRUE;\r | |
2895 | else meanmed = kTRUE;\r | |
2896 | //\r | |
2897 | if (meanmed && gaussian) break; // no sense to check further\r | |
2898 | }\r | |
2899 | //\r | |
2900 | return meanmed||gaussian;\r | |
2901 | }\r | |
2902 | \r | |
2903 | //________________________________________________________________________________________________________\r | |
2904 | Bool_t AliITSAlignMille2::IsParModFamilyVaried(const AliITSAlignMille2Module* mod,Int_t par,Int_t depth) const\r | |
2905 | {\r | |
2906 | // check if parameter par is varied for this module or its children up to the level depth\r | |
2907 | if (depth<0) return kFALSE;\r | |
2908 | if (mod->GetParOffset(par)>=0) return kTRUE;\r | |
2909 | for (int icld=mod->GetNChildren();icld--;) {\r | |
2910 | AliITSAlignMille2Module* child = mod->GetChild(icld);\r | |
2911 | if (IsParModFamilyVaried(child, par, depth-1)) return kTRUE;\r | |
2912 | }\r | |
2913 | return kFALSE;\r | |
2914 | //\r | |
2915 | }\r | |
2916 | \r | |
2917 | /*\r | |
2918 | //________________________________________________________________________________________________________\r | |
2919 | Bool_t AliITSAlignMille2::IsParFamilyFree(AliITSAlignMille2Module* mod,Int_t par,Int_t depth) const\r | |
2920 | {\r | |
2921 | // check if parameter par is varied and is not subjected to gaussian constraint for the children up to the level depth\r | |
2922 | if (depth<0) return kTRUE;\r | |
2923 | for (int icld=mod->GetNChildren();icld--;) {\r | |
2924 | AliITSAlignMille2Module* child = mod->GetChild(icld);\r | |
2925 | //if (child->GetParOffset(par)<0) continue; // fixed\r | |
2926 | Bool_t cstMM=kFALSE,cstGS=kFALSE;\r | |
2927 | // does this child have gaussian constraint ?\r | |
2928 | if (!IsParModConstrained(child,par,cstMM,cstGS) || !cstGS ) return kTRUE;\r | |
2929 | // check its children\r | |
2930 | if (!IsParFamilyFree(child,par,depth-1)) return kTRUE;\r | |
2931 | }\r | |
2932 | return kFALSE;\r | |
2933 | //\r | |
2934 | }\r | |
2935 | */\r | |
2936 | \r | |
2937 | //________________________________________________________________________________________________________\r | |
2938 | Bool_t AliITSAlignMille2::IsParFamilyFree(const AliITSAlignMille2Module* mod,Int_t par,Int_t depth) const\r | |
2939 | {\r | |
2940 | // check if parameter par is varied and is not subjected to gaussian constraint for the children up to the level depth\r | |
2941 | if (depth<0) return kFALSE;\r | |
2942 | for (int icld=mod->GetNChildren();icld--;) {\r | |
2943 | AliITSAlignMille2Module* child = mod->GetChild(icld);\r | |
2944 | //if (child->GetParOffset(par)<0) continue; // fixed\r | |
2945 | Bool_t cstMM=kFALSE,cstGS=kFALSE;\r | |
2946 | // does this child have gaussian constraint ?\r | |
2947 | if (!IsParModConstrained(child,par,cstMM,cstGS) || !cstGS ) return kTRUE;\r | |
2948 | // check its children\r | |
2949 | if (IsParFamilyFree(child,par,depth-1)) return kTRUE;\r | |
2950 | }\r | |
2951 | return kFALSE;\r | |
2952 | //\r | |
2953 | }\r | |
2954 | \r | |
2955 | //________________________________________________________________________________________________________\r | |
2956 | Double_t AliITSAlignMille2::GetTDriftSDD() const \r | |
2957 | {\r | |
2958 | // obtain drift time corrected for t0\r | |
2959 | double t = fCluster.GetDriftTime();\r | |
2960 | return t - fDriftTime0[ fCluster.GetUniqueID() ];\r | |
2961 | }\r | |
2962 | \r | |
2963 | //________________________________________________________________________________________________________\r | |
2964 | Double_t AliITSAlignMille2::GetVDriftSDD() const \r | |
2965 | {\r | |
2966 | // obtain corrected drift speed\r | |
2967 | return fDriftSpeed[ fCluster.GetUniqueID() ];\r | |
2968 | }\r | |
2969 | \r | |
2970 | //________________________________________________________________________________________________________\r | |
2971 | Bool_t AliITSAlignMille2::FixedOrphans() const\r | |
2972 | {\r | |
2973 | // are there fixed modules with no parent (normally in such a case \r | |
2974 | // the constraints on the orphans should not be applied\r | |
2975 | if (!IsConfigured()) {\r | |
2976 | AliInfo("Still not configured");\r | |
2977 | return kFALSE;\r | |
2978 | }\r | |
2979 | for (int i=0;i<fNModules;i++) {\r | |
2980 | AliITSAlignMille2Module* md = GetMilleModule(i);\r | |
2981 | if (md->GetParent()==0 && md->GetNParFree()==0) return kTRUE;\r | |
2982 | }\r | |
2983 | return kFALSE;\r | |
2984 | }\r | |
2985 | \r | |
2986 | //________________________________________________________________________________________________________\r | |
2987 | void AliITSAlignMille2::ConvertParamsToGlobal()\r | |
2988 | {\r | |
2989 | // convert params in local frame to global one\r | |
2990 | double pars[AliITSAlignMille2Module::kMaxParGeom];\r | |
2991 | for (int imd=fNModules;imd--;) {\r | |
2992 | AliITSAlignMille2Module* mod = GetMilleModule(imd);\r | |
2993 | if (mod->GeomParamsGlobal()) continue;\r | |
2994 | mod->GetGeomParamsGlo(pars);\r | |
2995 | mod->SetParVals(pars,AliITSAlignMille2Module::kMaxParGeom);\r | |
2996 | mod->SetGeomParamsGlobal(kTRUE);\r | |
2997 | }\r | |
2998 | }\r | |
2999 | \r | |
3000 | //________________________________________________________________________________________________________\r | |
3001 | void AliITSAlignMille2::ConvertParamsToLocal()\r | |
3002 | {\r | |
3003 | // convert params in global frame to local one\r | |
3004 | double pars[AliITSAlignMille2Module::kMaxParGeom];\r | |
3005 | for (int imd=fNModules;imd--;) {\r | |
3006 | AliITSAlignMille2Module* mod = GetMilleModule(imd);\r | |
3007 | if (!mod->GeomParamsGlobal()) continue;\r | |
3008 | mod->GetGeomParamsLoc(pars);\r | |
3009 | mod->SetParVals(pars,AliITSAlignMille2Module::kMaxParGeom);\r | |
3010 | mod->SetGeomParamsGlobal(kFALSE);\r | |
3011 | }\r | |
3012 | }\r | |
3013 | \r |