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40053737 1/**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3 * *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
6 * *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
15
a70ed6ad 16//---------------------------------
17//Class to perform the realignment if the Inner Tracking System
18//with an iterative approach based on track to cluster residuals
19// minimization. A chi2 function of the residuals is minimized with
20//respect to alignment parameters. The class allows both single module
21//realignment and set of modules realignment. Tracks are fitted with
22//AliTrackFitter* fitters. AliTrackFitterKalman is more suited for
23//straight line (e.g. cosmic in the absence of magnetic field) but can't
24//work with helixes. AliTrackFitterRieman is suited for helixes.
25//The minimization is performed by AliTrackResiduals* classes: default
26//one is AliTrackResidualsFast (analytic minimization by inversion).
27//For numerical minimization using MINUIT, use AliTrackResidualChi2.
28//Methods are present to defined both the set of modules where the tracks
29//are fittef and the set of modules which are to be realigned
30//The main method is AlignVolumesITS
31//
32//Class by: A. Rossi, andrea,rossi@ts.infn.it
40053737 33
40053737 34#include <TFile.h>
35#include <TStopwatch.h>
40053737 36#include <TNtuple.h>
37#include <TClonesArray.h>
38#include <TMath.h>
e2859055 39#include <TGraph.h>
40#include <TCanvas.h>
41#include <TH1F.h>
40053737 42#include "AliITSRealignTracks.h"
40053737 43#include "AliAlignObjParams.h"
e2859055 44#include "AliAlignObj.h"
40053737 45#include "AliGeomManager.h"
46#include "AliTrackFitter.h"
47#include "AliTrackFitterKalman.h"
48#include "AliTrackFitterRieman.h"
49#include "AliTrackResidualsFast.h"
50#include "AliTrackResidualsChi2.h"
51#include "AliTrackResidualsLinear.h"
a70ed6ad 52
40053737 53#include "AliLog.h"
a70ed6ad 54#include <TSystem.h>
55#include <TGeoManager.h>
56
57class AliAlignmentTracks;
58class TGeoMatrix;
59class TArray;
60
40053737 61
e2859055 62/* $Id$ */
63
40053737 64
65ClassImp(AliITSRealignTracks)
66
a70ed6ad 67const Int_t kreferSect=2;
40053737 68
69
70AliITSRealignTracks::AliITSRealignTracks(TString minimizer,Int_t fit,Bool_t covUsed,TString fileintro,TString geometryfile,TString misalignmentFile,TString startingfile):
71 AliAlignmentTracks(),
72 fSurveyObjs(0),
73 fgeomfilename(),
74 fmintracks(),
e2859055 75 fUpdateCov(kFALSE),
76 fVarySigmaY(kFALSE),
77 fCorrModules(0),
78 fLimitCorr(0),
79 fsigmaY(),
80 fDraw(kFALSE),
81 fAlignDrawObjs(0),
82 fCanvPar(0),
83 fCanvGr(0),
84 fgrIterMeanX(0),
85 fgrIterRMSX(0),
86 fgrIterMeanY(0),
87 fgrIterRMSY(0),
88 fgrIterMeanZ(0),
89 fgrIterRMSZ(0),
90 fgrIterMeanPsi(0),
91 fgrIterRMSPsi(0),
92 fgrIterMeanTheta(0),
93 fgrIterRMSTheta(0),
94 fgrIterMeanPhi(0),
95 fgrIterRMSPhi(0)
40053737 96{
97
98 // minimizer="fast"->AliTrackResidualFast minimizer
99 // "minuit"->AliTrackResidualChi2 minimizer
100 // "minuitnorot"->AliTrackResidualChi2 minimizer without rotations degrees of freedom
101 // "linear"->AliTrackResidualLinear minimizer
102 //fit=0-> Riemann Fitter, fit=1->Kalman
103 //fileintro=file into which the Tree with the space points is stored
104 //geometryfile=file containing the geometry
105
106
107 SetPointsFilename(fileintro.Data());
108 SetGeomFilename(geometryfile);
109 InitAlignObjs();
110 if(!InitSurveyObjs(kFALSE))AliWarning("Unable to set Survey AlignObjs!");
111
112 if(startingfile=="")printf("Starting from default geometry \n");
113 else ReadAlignObjs(startingfile.Data(),"ITSAlignObjs");
114
115 if(misalignmentFile=="")printf("NO FAKE MISALIGNMENT INTRODUCED \n");
116 else {
117 Bool_t misal=Misalign(misalignmentFile,"ITSAlignObjs");
118 if(!misal)AliWarning("Incorrect fake misalignment filename!");;
119 }
120
121 if(!gGeoManager) AliGeomManager::LoadGeometry(fgeomfilename.Data());
122 if(covUsed)SetCovIsUsed(kTRUE);
123 if(!SelectFitter(fit))AliWarning("Incorrect fitter assignment!");
124 if(!SelectMinimizer(minimizer))AliWarning("Incorrect minimizer assignment!");
e2859055 125 fsigmaY=1.;
40053737 126 fmintracks=1;
127 BuildIndex();
128
129}
130
131AliITSRealignTracks::AliITSRealignTracks(const AliITSRealignTracks &realignTracks):
132 AliAlignmentTracks(),
133 fSurveyObjs(new AliAlignObj**(*realignTracks.fSurveyObjs)),
134 fgeomfilename(realignTracks.fgeomfilename),
135 fmintracks(realignTracks.fmintracks),
e2859055 136 fUpdateCov(realignTracks.fUpdateCov),
137 fVarySigmaY(realignTracks.fVarySigmaY),
138 fCorrModules(new Double_t *(*realignTracks.fCorrModules)),
139 fLimitCorr(realignTracks.fLimitCorr),
140 fsigmaY(realignTracks.fsigmaY),
141 fDraw(kFALSE),
142 fAlignDrawObjs(realignTracks.fAlignDrawObjs),
143 fCanvPar(realignTracks.fCanvPar),
144 fCanvGr(realignTracks.fCanvGr),
145 fgrIterMeanX(realignTracks.fgrIterMeanX),
146 fgrIterRMSX(realignTracks.fgrIterRMSX),
147 fgrIterMeanY(realignTracks.fgrIterMeanY),
148 fgrIterRMSY(realignTracks.fgrIterRMSY),
149 fgrIterMeanZ(realignTracks.fgrIterMeanZ),
150 fgrIterRMSZ(realignTracks.fgrIterRMSZ),
151 fgrIterMeanPsi(realignTracks.fgrIterMeanPsi),
152 fgrIterRMSPsi(realignTracks.fgrIterRMSPsi),
153 fgrIterMeanTheta(realignTracks.fgrIterMeanTheta),
154 fgrIterRMSTheta(realignTracks.fgrIterRMSTheta),
155 fgrIterMeanPhi(realignTracks.fgrIterMeanPhi),
156 fgrIterRMSPhi(realignTracks.fgrIterRMSPhi)
157
40053737 158{//Copy Constructor
159 AliWarning("Can't copy AliAlignmentTracks Data member!");
160}
161
162AliITSRealignTracks& AliITSRealignTracks::operator=(const AliITSRealignTracks &obj){
163 ////////////////////////
164 // Assignment operator
165 ////////////////////////
166 this->~AliITSRealignTracks();
167 new(this) AliITSRealignTracks(obj);
168 return *this;
169}
170
171AliITSRealignTracks::~AliITSRealignTracks(){
172 //destructor
173
174 if(fSurveyObjs) DeleteSurveyObjs();
e2859055 175 if(fAlignDrawObjs) DeleteDrawHists();
40053737 176 //delete [] fSurveyObjs;
177
178}
179
180
181//_____________________________
182Bool_t AliITSRealignTracks::SelectFitter(Int_t fit,Int_t minTrackPoint){
a70ed6ad 183 //Method to select the fitter: 0 for AliTrackFitterRieman (use this for helixes)
184 // 1 for AliTrackFitterKalman
185 //minTrackPoint defines the minimum number of points (not rejected by the fit itself)
186 //a track should have to fit it
40053737 187
188 if(fit==1){
189 AliTrackFitterKalman *fitter= new AliTrackFitterKalman();
190 fitter->SetMinNPoints(minTrackPoint);
191 SetTrackFitter(fitter);
192 }
193
194 else if(fit==0){
195 AliTrackFitterRieman *fitter=new AliTrackFitterRieman();
40053737 196 fitter->SetMinNPoints(minTrackPoint);
197 SetTrackFitter(fitter);
198 }
199 else return kFALSE;
200
201 return kTRUE;
202}
203
204
205Bool_t AliITSRealignTracks::SelectMinimizer(TString minimizer,Int_t minpoints,const Bool_t *coord){
a70ed6ad 206 //Method to select the minimizer: "minuit" for AliTrackFitterChi2 (numerical minimization by MINUIT)
207 // "fast" for AliTrackResidualsFast
208 // "linear" for AliTrackResidualsLinear
209 // "minuitnorot" for AliTrackFitterChi2 by
210 // coord[6] allows to fix the degrees of freedom in the minimization (e.g. look only for tranlsations,
211 // or only for rotations). The coord are: dTx,dTy,dTz,dPsi,dTheta,dPhi where "d" stands for
212 // "differential" and "T" for translation. If coord[i] is set to kTRUE then the i coord is fixed
213 // When a coordinate is fixed the value returnd for it is 0
214 // minnpoints fix the minimum number of residuals to perform the minimization: it's not safe
215 // to align a module with a small number of track passing through it since the results could be
216 // not reliable. For single modules the number of residuals and the number of tracks passing
217 // through it and accepted bu the fit procedure coincide. This is not the case for sets of modules,
218 // since a given track can pass through two or more modules in the set (e.g a cosmic track can give
219 // two cluster on a layer)
220
40053737 221 AliTrackResiduals *res;
222 if(minimizer=="minuit"){
223 res = new AliTrackResidualsChi2();
224 if(coord){
225 for(Int_t j=0;j<6;j++){
226 if(coord[j])res->FixParameter(j);
227 }
228 }
229 }
230 else if(minimizer=="minuitnorot"){
231 res = new AliTrackResidualsChi2();
232 res->FixParameter(3);
233 res->FixParameter(4);
234 res->FixParameter(5);
235 }
236
237 else if(minimizer=="fast"){
238 res = new AliTrackResidualsFast();
239 if(coord){
240 for(Int_t j=0;j<6;j++){
241 if(coord[j])res->FixParameter(j);
242 }
243 }
244 }
245 else if(minimizer=="linear"){
246 res = new AliTrackResidualsLinear();
247 }
248
249 else {
250 printf("Trying to set a non existing minimizer! \n");
251 return kFALSE;
252 }
253
254 res->SetMinNPoints(minpoints);
255 SetMinimizer(res);
256
257 return kTRUE;
258}
259
e2859055 260//____________________________________
261void AliITSRealignTracks::SetVarySigmaY(Bool_t varysigmay,Double_t sigmaYfixed){
a70ed6ad 262 //SigmaY is the value of the error along the track direction assigned
263 //to the AliTrackPoint constructed from the extrapolation of the fit of a track
264 //to the module one is realigning. This error simulate the uncertainty on the
265 //position of the cluster in space due to the misalingment of the module (i.e.
266 //you don't the real position and orientation of the plane of the desired extrapolation
267 //but you rely on the fit and consider the point to lie along the track)
268
e2859055 269
270 fVarySigmaY=varysigmay;
271 if(!varysigmay){
272 if(sigmaYfixed>0.)fsigmaY=sigmaYfixed;
273 else {
274 printf("Negative assignment to sigmaY! set it to default value (1 cm) \n");
275 fsigmaY=1.;
276 }
277 }
278}
40053737 279
e2859055 280//_______________________________________
40053737 281void AliITSRealignTracks::RealignITSVolIndependent(Int_t iter1,Int_t iterations,Int_t minNtracks,Int_t layer,Int_t minTrackPoint){
282
283
284 //iter1=#iterations inside AliAlignmentTracks::AliAlignVolumesITS method
285 //iterations=#iterations on the all procedure
286 //layer=0->all ITS, otherways the usual notation is considered (1=SPD1,2=SPD2,3=SDD1,4=SDD2,5=SSD1,6=SSD2)
287 //minNtracks=minimun number of tracks passing through a module in order to try to realign the module itsself
288 // if minNtracks<0, minimun number of tracks is |minNtracks|*minNumPoint[layer]/fact (see the code below): this allows a different
289 // choice of the number of tracks required on different layers and to vary these numbers once tuned the relative proportions.
290 //minTrackPoint=minimun number of "good" points required to a track (THE POINT ON THE MODULE THAT IS GOING TO BE REALIGNED
291 //IS NEVER CONSIDERED->max number can be required is 11 for cosmics tracks) for the track being considered in the minimization
292
293
294 fTrackFitter->SetMinNPoints(minTrackPoint);
295 TArrayI volIDs2(2200);
296 volIDs2.Reset(0);
297 TArrayI volIDs(1);
298 TString command;
299 TArrayI volIDsFit;
300
301 Int_t iLayer,iLayerToAlign;
302
303 Int_t minNumPoint[6]={100,100,100,100,50,50};
304 Double_t fact=10;
305 Int_t j=0;
306
307 Int_t size=0;
308 Int_t layerNum,modNum,lastVolid=0;
309 TNtuple *ntVolumeAlign=new TNtuple("ntVolumeAlign","NTuple with volume tried to be realigned","layerNum:modNum:volumeIDnum");
310
311 TStopwatch *timer=new TStopwatch();
312 timer->Start();
313 BuildIndex();
314 j=0;
315 UShort_t volid;
316
317 for(Int_t iter=0;iter<iterations;iter++){
318
319 //Starting Independent Modules Realignment
320 for(iLayerToAlign=(Int_t)AliGeomManager::kSPD1;iLayerToAlign<=(Int_t)AliGeomManager::kSSD2;iLayerToAlign++){
321 if(layer!=0&&iLayerToAlign!=layer)continue;
322 j=0;
323 size=0;
324 for(Int_t k=(Int_t)AliGeomManager::kSPD1;k<=(Int_t)AliGeomManager::kSSD2;k++){
325 size+=AliGeomManager::LayerSize(k);
326 printf("size: %d \n",size);
327 }
328
329 for (Int_t iModule=0;iModule<AliGeomManager::LayerSize(iLayerToAlign);iModule++){
330 j=0;
331 if(minNtracks<0){
332 if(GetLastIndex(iLayerToAlign-(Int_t)AliGeomManager::kFirstLayer,iModule)<minNumPoint[iLayerToAlign-(Int_t)AliGeomManager::kFirstLayer]*(-1*minNtracks/fact))continue; }
333 else if(GetLastIndex(iLayerToAlign-(Int_t)AliGeomManager::kFirstLayer,iModule)<minNtracks)continue;
334
335 UShort_t volidAl = AliGeomManager::LayerToVolUID(iLayerToAlign,iModule);
336
337 volIDsFit.Reset(0);
338 volIDsFit.Set(size-1);
339 for (iLayer=AliGeomManager::kSPD1;iLayer<AliGeomManager::kTPC1;iLayer++){
340 for (Int_t iModule2=0;iModule2<AliGeomManager::LayerSize(iLayer);iModule2++){
341 volid = AliGeomManager::LayerToVolUID(iLayer,iModule2);
342 if(AliGeomManager::LayerToVolUID(iLayer,iModule2)==volidAl)continue;
343 volIDsFit.AddAt(volid,j);
344 j++;
345 }
346 }
347 volIDs.AddAt((Int_t)volidAl,0);
348 if(iter==iterations-1){
349 volIDs2.AddAt(volidAl,lastVolid);
350 lastVolid++;
351 }
352 volIDs2.AddAt(volidAl,lastVolid);
353 AlignVolumesITS(&volIDs,&volIDsFit,AliGeomManager::kSPD1,AliGeomManager::kSSD2,iter1);
354 }
355 }
356
357
358 if((iter+1)%5==0||iter==0||iter==1||iter==2||iter==3||iter==iterations-1){
359 command="RealignObj";
360 command+=(iter+1);
361 command.Append(".root");
362 WriteRealignObjArray(command.Data(),AliGeomManager::kSPD1,AliGeomManager::kSSD2);
363 }
364 }
365
366
367 if(j==0){printf("j=0 \n");return;}
368 for(Int_t k=0;k<volIDs2.GetSize();k++){
369 if(volIDs2.At(k)==0)break;
370 layerNum=AliGeomManager::VolUIDToLayer(volIDs2.At(k),modNum);
371 ntVolumeAlign->Fill(layerNum,modNum,volIDs2.At(k));
372 }
373 printf("End of selecting modules cycle: %d modules selected \n",j);
374 TFile *f=new TFile("RealignVolNt.root","RECREATE");
375 f->cd();
376 ntVolumeAlign->Write();
377 f->Close();
378
379 timer->Stop();
380 timer->Print();
381 return;
382}
383
384
385void AliITSRealignTracks::RealignITStracks(TString minimizer,Int_t fit=0,Int_t iter1=1,Int_t iterations=5,Int_t minNtracks=-10,Int_t layer=0,Int_t minTrackPoint=6,Bool_t covUsed=kFALSE,TString misalignmentFile="",TString startingfile="",Int_t doGlobal=1)
386{
387
388 // minimizer="fast"->AliTrackResidualFast minimizer
389 // "minuit"->AliTrackResidualChi2 minimizer
390 // "minuitnorot"->AliTrackResidualChi2 minimizer without rotations degrees of freedom
391 // "linear"->AliTrackResidualLinear minimizer
392 //fit=0-> Riemann Fitter, fit=1->Kalman
393 //iter1=#iterations inside AliAlignmentTracks::AliAlignVolumesITS method
394 //iterations=#iterations on the all procedure
395 //layer=0->all ITS, otherways the usual notation is considered (1=SPD1,2=SPD2,3=SDD1,4=SDD2,5=SSD1,6=SSD2)
396 //minNtracks=minimun number of tracks passing through a module in order to try to realign the module itsself
397 // if minNtracks<0, minimun number of tracks is |minNtracks|*minNumPoint[layer]/fact (see the code below): this allows a different
398 // choice of the number of tracks required on different layers and to vary these numbers once tuned the relative proportions.
399 //minTrackPoint=minimun number of "good" points required to a track (THE POINT ON THE MODULE THAT IS GOING TO BE REALIGNED
400 // IS NEVER CONSIDERED->max number that can be required is 11 for cosmics tracks) for the track being considered in the minimization
401 //doGlobal : do global realignment, 0=no, 1= yes, 2=only global
402
403
404 TArrayI volIDs2(2200);
405 volIDs2.Reset(0);
406 TArrayI volIDs(1);
407 TString command;
408 TArrayI volIDsFit;
409
410 Int_t iLayer,iLayerToAlign;
411
412 Int_t minNumPoint[6]={100,100,100,100,50,50};
413 Double_t fact=10;
414 Int_t count=0;
415
416 Int_t size=0;
417 Int_t layerNum,modNum,lastVolid=0;
418 TNtuple *ntVolumeAlign=new TNtuple("ntVolumeAlign","NTuple with volume tried to be realigned","layerNum:modNum:volumeIDnum");
419
420
421 if(!SelectFitter(fit))AliWarning("Incorrect fitter assignment!");
422 if(!SelectMinimizer(minimizer))AliWarning("Incorrect minimizer assignment!");
423 if(misalignmentFile=="")printf("NO FAKE MISALIGNMENT INTRODUCED \n");
424 else {
425 Bool_t misal=Misalign(misalignmentFile,"ITSAlignObjs");
426 if(!misal)return;
427 }
428
429
430 TStopwatch *timer=new TStopwatch();
431 timer->Start();
432 BuildIndex();
433 count=0;
434 UShort_t volid;
435
436 if(startingfile=="")printf("Starting from default geometry \n");
437 else {
438 printf("Starting from AlignObjs file: %s",startingfile.Data());
439 ReadAlignObjs(startingfile.Data(),"ITSAlignObjs");
440 }
441
442 for(Int_t iter=0;iter<iterations;iter++){
443 if(covUsed)SetCovIsUsed(kTRUE);
444
445
446 //START HIERARCHY REALIGNMENT
447
448 if(layer==0&&(doGlobal==1||doGlobal==2)){
449 for(Int_t siter=0;siter<5;siter++){
450 fTrackFitter->SetMinNPoints(2);
451 SetCovUpdate(kFALSE);
a70ed6ad 452 AlignSPDHalfBarrelToSectorRef(kreferSect,3);
40053737 453 // AlignSPDBarrel(1);
454 // if(siter==0)SetCovUpdate(kFALSE);
455 // AlignSPDHalfBarrel(0,3);
456 // SetCovUpdate(kTRUE);
457 AlignSPDHalfBarrelToHalfBarrel(1,3);
a70ed6ad 458 // AlignSPDHalfBarrelToSectorRef(kreferSect,3);
40053737 459 for(Int_t sector=0;sector<10;sector++){
460 SetMinNtracks(100);
a70ed6ad 461 if(sector==kreferSect)continue;
40053737 462 AlignSPDSectorWithSectors(sector,1);
463 }
464
465
466 for(Int_t lay=1;lay<=6;lay++){
a70ed6ad 467 if(!AlignLayerToSector(lay,kreferSect,3))AlignLayerToSPDHalfBarrel(lay,0,3);
40053737 468 }
469 AlignSPDHalfBarrel(0,3);
470
471 Int_t layers[6]={2,2,1,0,0,0};
472 fTrackFitter->SetMinNPoints(4);
473 AlignLayersToLayers(layers,1);
474
475 fTrackFitter->SetMinNPoints(6);
476 layers[2]=2;
477 layers[3]=1;//{2,2,2,1,0,0};
478 AlignLayersToLayers(layers,1);
479
480 fTrackFitter->SetMinNPoints(6);
481 layers[3]=2;
482 layers[4]=1;//{2,2,2,2,1,0};
483 AlignLayersToLayers(layers,1);
484
485 fTrackFitter->SetMinNPoints(6);
486 layers[4]=2;
487 layers[5]=1;//{2,2,2,2,2,1};
488 AlignLayersToLayers(layers,1);
489
490
491 for(Int_t sector=0;sector<10;sector++){
492 AlignSPDSectorToOuterLayers(sector,1);
493 }
494 WriteRealignObjArray("AfterGlobal.root",AliGeomManager::kSPD1,AliGeomManager::kSSD2);
495 }
496 }
497
498 if(doGlobal==2)return;
499
500 if(covUsed)SetCovUpdate(kTRUE);
501 SetMinNtracks(1);
502
503
504 // STARTS INDEPENDENT MOULES REALIGNMENT
505
506 fTrackFitter->SetMinNPoints(minTrackPoint);
507 for(iLayerToAlign=(Int_t)AliGeomManager::kSPD1;iLayerToAlign<=(Int_t)AliGeomManager::kSSD2;iLayerToAlign++){
508 if(layer!=0&&iLayerToAlign!=layer)continue;
509 count=0;
510 size=0;
511 for(Int_t k=(Int_t)AliGeomManager::kSPD1;k<=(Int_t)AliGeomManager::kSSD2;k++){
512 size+=AliGeomManager::LayerSize(k);
513 printf("size: %d \n",size);
514 }
515
516 for (Int_t iModule=0;iModule<AliGeomManager::LayerSize(iLayerToAlign);iModule++){
517 count=0;
518 if(minNtracks<0){
519 if(GetLastIndex(iLayerToAlign-(Int_t)AliGeomManager::kFirstLayer,iModule)<minNumPoint[iLayerToAlign-(Int_t)AliGeomManager::kFirstLayer]*(-1*minNtracks/fact))continue;
520 }
521 else if(GetLastIndex(iLayerToAlign-(Int_t)AliGeomManager::kFirstLayer,iModule)<minNtracks)continue;
522
523 UShort_t volidAl = AliGeomManager::LayerToVolUID(iLayerToAlign,iModule);
524
525 volIDsFit.Reset(0);
526 volIDsFit.Set(size-1);
527 for (iLayer=(Int_t)AliGeomManager::kSPD1;iLayer<(Int_t)AliGeomManager::kTPC1;iLayer++){
528 for (Int_t iModule2=0;iModule2<AliGeomManager::LayerSize(iLayer);iModule2++){
529
530
531 volid = AliGeomManager::LayerToVolUID(iLayer,iModule2);
532
533 if(AliGeomManager::LayerToVolUID(iLayer,iModule2)==volidAl)continue;
534 volIDsFit.AddAt(volid,count);
535 count++;
536 }
537 }
538
539 volIDs.AddAt((Int_t)volidAl,0);
540 if(iter==iterations-1){
541 volIDs2.AddAt(volidAl,lastVolid);
542 lastVolid++;
543 }
544 volIDs2.AddAt(volidAl,lastVolid);
545 AlignVolumesITS(&volIDs,&volIDsFit,AliGeomManager::kSPD1,AliGeomManager::kSSD2,iter1);
546 }
547 }
548
549 if((iter+1)%2==0||(iter+1)%5==0||iter==0||iter==1||iter==2||iter==3||iter==iterations-1){
550 command="RealignObj";
551 command+=(iter+1);
552 command.Append(".root");
553 WriteRealignObjArray(command.Data(),AliGeomManager::kSPD1,AliGeomManager::kSSD2);
554 }
555
556 }
557
558 if(count==0){printf("count=0 \n");return;}
559 for(Int_t k=0;k<volIDs2.GetSize();k++){
560 if(volIDs2.At(k)==0)break;
561 layerNum=AliGeomManager::VolUIDToLayer(volIDs2.At(k),modNum);
562 ntVolumeAlign->Fill(layerNum,modNum,volIDs2.At(k));
563 }
564 printf("End of selecting modules cycle: %d modules selected \n",count);
565 TFile *f=new TFile("RealignVolNt.root","RECREATE");
566 f->cd();
567 ntVolumeAlign->Write();
568 f->Close();
569
570 timer->Stop();
571 timer->Print();
572 return;
573
574}
575
576
577//______________________________________________________________________________
578void AliITSRealignTracks::InitAlignObjs()
579{
580 // Initialize the alignment objects array
581 TMatrixDSym c(6);
582 Double_t cov[21];
583 for(Int_t i=0;i<21;i++)cov[i]=0.;
584 for(Int_t i=0;i<3;i++)cov[i*(i+1)/2+i]=0.05*0.05;//Set Default Error to 500 micron for Translations
585 for(Int_t i=3;i<6;i++)cov[i*(i+1)/2+i]=0.001*0.001*180*180/3.14/3.14;//and 1 mrad for rotations (global ref. sysytem->~40 micron for SPD1,~450 micron for SSD2)
586
587 Int_t nLayers = AliGeomManager::kLastLayer - AliGeomManager::kFirstLayer;
588 fAlignObjs = new AliAlignObj**[nLayers];
589 for (Int_t iLayer = 0; iLayer < (AliGeomManager::kLastLayer - AliGeomManager::kFirstLayer); iLayer++) {
590 fAlignObjs[iLayer] = new AliAlignObj*[AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer)];
591 for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer); iModule++) {
592 UShort_t volid = AliGeomManager::LayerToVolUID(iLayer+ AliGeomManager::kFirstLayer,iModule);
593 fAlignObjs[iLayer][iModule] = new AliAlignObjParams(AliGeomManager::SymName(volid),volid,0,0,0,0,0,0,kTRUE);
594 fAlignObjs[iLayer][iModule]->SetCorrMatrix(cov);
595 fAlignObjs[iLayer][iModule]->SetUniqueID(0);
596 }
597 }
598}
599
600//______________________________________________________________________________
e2859055 601void AliITSRealignTracks::ResetCorrModules(){
602 // Initialize and reset to 0 the array with the information on correlation
603 if(!fCorrModules){
604 Int_t nLayers = AliGeomManager::kLastLayer - AliGeomManager::kFirstLayer;
605 fCorrModules = new Double_t*[nLayers];
606 for (Int_t iLayer = 0; iLayer < (AliGeomManager::kLastLayer - AliGeomManager::kFirstLayer); iLayer++) {
607 fCorrModules[iLayer] = new Double_t[AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer)];
608 for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer); iModule++) {
609 fCorrModules[iLayer][iModule]=0.;
610 }
611 }
612 }
613 else{
614 for (Int_t iLayer = 0; iLayer < (AliGeomManager::kLastLayer - AliGeomManager::kFirstLayer); iLayer++) {
615 for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer); iModule++) {
616 fCorrModules[iLayer][iModule]=0.;
617 }
618 }
619 }
620}
40053737 621
e2859055 622//______________________________________________________________________________
623Bool_t AliITSRealignTracks::InitSurveyObjs(Bool_t infinite,Double_t factor,TString filename,TString arrayName){
a70ed6ad 624 //Initialize the Survey Objects. There is the possibility to set them equal to external objects
625 // stored in file filename. Otherwuse they are set equal to 0 and with default values for the variances
626 //infinite: set the cov matrix to extremly large values, so that the results of a minimization
627 // are never rejected by the comparison with the survey
628 //factor: multiplication factor for the variances of the cov. matrix of the survey obj.
629
e2859055 630 if(fSurveyObjs)DeleteSurveyObjs();
631 Bool_t fromfile=kFALSE;
632 TFile *surveyObj;
633 TClonesArray *clnarray;
634 if(!filename.IsNull()){
40053737 635 //Initialize from file
636 if(gSystem->AccessPathName(filename.Data(),kFileExists)){
637 printf("Wrong Survey AlignObjs File Name \n");
638 return kFALSE;
639 }
e2859055 640 if(arrayName.IsNull()){
641 printf("Null Survey Object Name! \n");
642 return kFALSE;
643 }
644
645 fromfile=kTRUE;
40053737 646 }
647
648 // Initialize the alignment objects array with default values
649 Double_t v=1.*factor;
650 if(infinite)v*=100000.;
651 TMatrixDSym c(6);
652 Double_t cov[21];
653 for(Int_t i=0;i<21;i++)cov[i]=0.;
654 for(Int_t i=0;i<3;i++)cov[i*(i+1)/2+i]=0.1*0.1*v;//Set Default Error to 1 mm for Translation
e2859055 655 for(Int_t i=3;i<6;i++)cov[i*(i+1)/2+i]=0.03*0.03*180.*180./3.14/3.14*v;//and 30 mrad (~1.7 degrees)for rotations (global ref. sysytem)
656
40053737 657 Int_t nLayers = AliGeomManager::kLastLayer - AliGeomManager::kFirstLayer;
658 fSurveyObjs = new AliAlignObj**[nLayers];
659 for (Int_t iLayer = 0; iLayer < (AliGeomManager::kLastLayer - AliGeomManager::kFirstLayer); iLayer++) {
660 fSurveyObjs[iLayer] = new AliAlignObj*[AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer)];
e2859055 661 for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer); iModule++) {
662 fSurveyObjs[iLayer][iModule] = 0x0;
663 }
664 }
665
666 if(fromfile){
667 surveyObj=TFile::Open(filename.Data());
668 if (!surveyObj || !surveyObj->IsOpen()) {
669 AliError(Form("Could not open SurveyObjs file: %s !",filename.Data()));
670 return kFALSE;
671 }
672 printf("Getting TClonesArray \n");
673 clnarray=(TClonesArray*)surveyObj->Get(arrayName);
674 Int_t size=clnarray->GetSize();
675 UShort_t volid;
676 for(Int_t ivol=0;ivol<size;ivol++){
677 AliAlignObjParams *a=(AliAlignObjParams*)clnarray->At(ivol);
678 volid=a->GetVolUID();
679 Int_t iModule;
680 AliGeomManager::ELayerID iLayer = AliGeomManager::VolUIDToLayer(volid,iModule);
681 if(iLayer<=0)continue;
682 if(a->GetUniqueID()==0)continue;
683 printf("Updating survey for volume: %d ,layer: %d module: %d from file\n",volid,iLayer,iModule);
684 fSurveyObjs[iLayer-AliGeomManager::kFirstLayer][iModule] = new AliAlignObjParams(*a);
685 fSurveyObjs[iLayer-AliGeomManager::kFirstLayer][iModule]->SetUniqueID(a->GetUniqueID());
686 fSurveyObjs[iLayer-AliGeomManager::kFirstLayer][iModule]->Print("");
687 }
688 delete clnarray;
689 surveyObj->Close();
690 }
691
692 for (Int_t iLayer = 0; iLayer < (AliGeomManager::kLastLayer - AliGeomManager::kFirstLayer); iLayer++) {
40053737 693 for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer); iModule++) {
694 UShort_t volid = AliGeomManager::LayerToVolUID(iLayer+ AliGeomManager::kFirstLayer,iModule);
e2859055 695 if(!fSurveyObjs[iLayer][iModule]){
696 printf("Updating survey for volume: %d ,layer: %d module: %d with default values \n",volid,iLayer,iModule);
40053737 697 fSurveyObjs[iLayer][iModule] = new AliAlignObjParams(AliGeomManager::SymName(volid),volid,0,0,0,0,0,0,kTRUE);
698 fSurveyObjs[iLayer][iModule]->SetCorrMatrix(cov);
699 fSurveyObjs[iLayer][iModule]->SetUniqueID(0);
700 }
e2859055 701
40053737 702 }
703 }
e2859055 704
705
40053737 706 return kTRUE;
707}
708
709
710//______________________________________________________________________________
a70ed6ad 711Int_t AliITSRealignTracks::CheckWithSurvey(Double_t factor,const TArrayI *volids){
e2859055 712
713 // Check the parameters of the alignment objects in volids (or of all objects if volids is null)
714 // are into the boundaries set by the cov. matrix of the survey objs
715 // Returns the number of objects out of boudaries
716 AliAlignObj *alignObj;
717 Int_t outofsurv=0;
718 UShort_t volid;
719 Double_t surveycov[21],transl[3],rot[3],survtransl[3],survrot[3];
720 if(volids==0x0){
721 for (Int_t iLayer = 0; iLayer < (AliGeomManager::kLastLayer - AliGeomManager::kFirstLayer); iLayer++) {
722 for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer); iModule++){
723 volid=AliGeomManager::LayerToVolUIDSafe(iLayer+AliGeomManager::kFirstLayer,iModule);
724 alignObj=GetAlignObj(volid);
725 alignObj->GetPars(transl,rot);
726 fSurveyObjs[iLayer][iModule]->GetCovMatrix(surveycov);
727 fSurveyObjs[iLayer][iModule]->GetPars(survtransl,survrot);
728 if(TMath::Sqrt(TMath::Abs(surveycov[0]))*factor<TMath::Abs(transl[0]-survtransl[0])||TMath::Sqrt(TMath::Abs(surveycov[2]))*factor<TMath::Abs(transl[1]-survtransl[1])||TMath::Sqrt(TMath::Abs(surveycov[5]))*factor<TMath::Abs(transl[2]-survtransl[2])||TMath::Sqrt(TMath::Abs(surveycov[9]))*factor<TMath::Abs(rot[0]-survrot[0])||TMath::Sqrt(TMath::Abs(surveycov[14]))*factor<TMath::Abs(rot[1]-survrot[1])||TMath::Sqrt(TMath::Abs(surveycov[20]))*factor<TMath::Abs(rot[2]-survrot[2])){
729 printf("Results for module %d out of Survey: reinitializing it from survey \n",volid);
730 // *alignObj = *alignObjSurv;
731 alignObj->SetPars(survtransl[0],survtransl[1],survtransl[2],survrot[0],survrot[1],survrot[2]);
732 alignObj->SetUniqueID(0);
733 if(fUpdateCov)alignObj->SetCorrMatrix(surveycov);
734 outofsurv++;
735 }
736 }
737 }
738 }
739 else{
740 Int_t iLayer;
741 Int_t iModule;
742 for(Int_t j=0;j<volids->GetSize();j++){
743 volid=volids->At(j);
744 alignObj=GetAlignObj(volid);
745 alignObj->GetPars(transl,rot);
746 iLayer=(Int_t)AliGeomManager::VolUIDToLayerSafe(volid,iModule)-(Int_t)AliGeomManager::kFirstLayer;
747 fSurveyObjs[iLayer][iModule]->GetCovMatrix(surveycov);
748 fSurveyObjs[iLayer][iModule]->GetPars(survtransl,survrot);
749 if(TMath::Sqrt(TMath::Abs(surveycov[0]))*factor<TMath::Abs(transl[0]-survtransl[0])||TMath::Sqrt(TMath::Abs(surveycov[2]))*factor<TMath::Abs(transl[1]-survtransl[1])||TMath::Sqrt(TMath::Abs(surveycov[5]))*factor<TMath::Abs(transl[2]-survtransl[2])||TMath::Sqrt(TMath::Abs(surveycov[9]))*factor<TMath::Abs(rot[0]-survrot[0])||TMath::Sqrt(TMath::Abs(surveycov[14]))*factor<TMath::Abs(rot[1]-survrot[1])||TMath::Sqrt(TMath::Abs(surveycov[20]))*factor<TMath::Abs(rot[2]-survrot[2])){
750 printf("Results for module %d out of Survey: reinitializing it from survey \n",volid);
751 // *alignObj = *alignObjSurv;
752 alignObj->SetPars(survtransl[0],survtransl[1],survtransl[2],survrot[0],survrot[1],survrot[2]);
753 alignObj->SetUniqueID(0);
754 if(fUpdateCov)alignObj->SetCorrMatrix(surveycov);
755 outofsurv++;
756 }
757 }
758 }
759 return outofsurv;
760}
761
762//___________________________________________________________________
763
764void AliITSRealignTracks::ResetAlignObjs(Bool_t all,TArrayI *volids)
40053737 765{
e2859055 766 // Reset the alignment objects in volids or all if all=kTRUE
767 if(all){
768 for (Int_t iLayer = 0; iLayer < (AliGeomManager::kLastLayer - AliGeomManager::kFirstLayer); iLayer++) {
769 for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer); iModule++)
770 fAlignObjs[iLayer][iModule]->SetPars(0,0,0,0,0,0);
771 }
772 }
773 else{
774 Int_t layer;
775 Int_t mod;
776 for(Int_t j=0;j<volids->GetSize();j++){
777 layer=(Int_t)AliGeomManager::VolUIDToLayer(volids->At(j),mod)-(Int_t)AliGeomManager::kFirstLayer;
778 fAlignObjs[layer][mod]->SetPars(0,0,0,0,0,0);
779 }
40053737 780 }
781}
782
783//______________________________________________-
784void AliITSRealignTracks::DeleteSurveyObjs()
a70ed6ad 785{//destructor for the survey objs. array
786
e2859055 787 if(!fSurveyObjs)return;
40053737 788 // Delete the alignment objects array
789 for (Int_t iLayer = 0; iLayer < (AliGeomManager::kLastLayer - AliGeomManager::kFirstLayer); iLayer++) {
e2859055 790 for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer); iModule++){
791 if (fSurveyObjs[iLayer][iModule]) delete fSurveyObjs[iLayer][iModule];
792 }
793
794 if(fSurveyObjs[iLayer])delete [] fSurveyObjs[iLayer];
40053737 795 }
e2859055 796
40053737 797 delete [] fSurveyObjs;
798 fSurveyObjs = 0;
799}
800
801
802//______________________________________________________________________________
803Bool_t AliITSRealignTracks::ReadAlignObjs(const char *alignObjFileName, const char* arrayName){
804
805 // Read alignment object from a file: update the alignobj already present with the one in the file
806 // To be replaced by a call to CDB
807
808 if(gSystem->AccessPathName(alignObjFileName,kFileExists)){
809 printf("Wrong AlignObjs File Name \n");
810 return kFALSE;
811 }
812
813 TFile *fRealign=TFile::Open(alignObjFileName);
814 if (!fRealign || !fRealign->IsOpen()) {
815 AliError(Form("Could not open Align Obj File file %s !",alignObjFileName));
816 return kFALSE;
817 }
818 printf("Getting TClonesArray \n");
819 TClonesArray *clnarray=(TClonesArray*)fRealign->Get(arrayName);
820 Int_t size=clnarray->GetSize();
821 UShort_t volid;
822
823 for(Int_t ivol=0;ivol<size;ivol++){
824 AliAlignObjParams *a=(AliAlignObjParams*)clnarray->At(ivol);
825 volid=a->GetVolUID();
826 Int_t iModule;
827 AliGeomManager::ELayerID iLayer = AliGeomManager::VolUIDToLayer(volid,iModule);
828 if(iLayer<AliGeomManager::kFirstLayer||iLayer>AliGeomManager::kSSD2)continue;
829 printf("Updating volume: %d ,layer: %d module: %d \n",volid,iLayer,iModule);
830 *fAlignObjs[iLayer-AliGeomManager::kFirstLayer][iModule] *= *a;
831 }
832
833 delete clnarray;
834 fRealign->Close();
835 return kTRUE;
836}
837
838//_________________________________________
5c6a2470 839Bool_t AliITSRealignTracks::FirstAlignmentLayers(const Bool_t *layers,Int_t minNtracks,Int_t iterations,Bool_t fitall,const TArrayI *volidsSet){
40053737 840
841 //Align all modules in the set of layers independently according to a sequence based on the number of tracks passing through a given module
842
843 BuildIndex();
e2859055 844 TString name="DrawFirstAlignment_Layers";
40053737 845 UShort_t voluid;
846 Int_t **lastIndex;
847 Int_t laymax = 0;
848 Int_t modmax = 0;
e2859055 849 Int_t maxntr=0,nMod=0,modAligned=0,size=0;
40053737 850 for(Int_t i=0;i<6;i++){
e2859055 851 if(layers[i]==1){
852 size+=AliGeomManager::LayerSize(i+AliGeomManager::kFirstLayer);
853 name+=i+1;
854 }
40053737 855 }
e2859055 856
40053737 857 TArrayI *volFit=new TArrayI(size);
858 TArrayI *volFit2=new TArrayI(size-1);
859 TArrayI *sequence=new TArrayI(size);
860 TArrayI *volIn=new TArrayI(1);
861
862 // Initialize the index arrays
863 Int_t nLayers = AliGeomManager::kLastLayer - AliGeomManager::kFirstLayer;
864 lastIndex = new Int_t*[nLayers];
865 for (Int_t iLayer = 0; iLayer < (AliGeomManager::kLastLayer - AliGeomManager::kFirstLayer); iLayer++) {
866 lastIndex[iLayer] = new Int_t[AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer)];
867 for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer); iModule++) {
868 lastIndex[iLayer][iModule] = fLastIndex[iLayer][iModule];
e2859055 869 if(iLayer<=(AliGeomManager::kSSD2-AliGeomManager::kFirstLayer)&&layers[iLayer]==1){
40053737 870 volFit->AddAt(AliGeomManager::LayerToVolUID(iLayer+AliGeomManager::kFirstLayer,iModule),maxntr);
871 maxntr++;
872 }
873 }
874 }
875 Int_t found=0;
5fd5f7a6 876 maxntr=minNtracks+1;
40053737 877 while (maxntr>minNtracks){
878 maxntr=minNtracks;
879 for (Int_t iLayer = 0; iLayer <= (AliGeomManager::kSSD2 - AliGeomManager::kFirstLayer); iLayer++) {
880 if(layers[iLayer]==0)continue;
881 for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer); iModule++) {
882 if(lastIndex[iLayer][iModule]>maxntr){
883 maxntr=lastIndex[iLayer][iModule];
884 laymax=iLayer;
885 modmax=iModule;
886 }
887 }
888 }
889 if(maxntr>minNtracks){
890 voluid=AliGeomManager::LayerToVolUID(laymax+AliGeomManager::kFirstLayer,modmax);
891 sequence->AddAt(voluid,nMod);
892 lastIndex[laymax][modmax]=0;
893 nMod++;
894 }
895 }
e2859055 896
897 sequence->Set(nMod);
898
15be6f41 899 // Int_t imod;
e2859055 900 for(Int_t iter=0;iter<iterations;iter++){
901 if(iter>0&&fDraw)UpdateDraw(sequence,iter,iter);
902 modAligned=0;
40053737 903 for(Int_t k=0;k<nMod;k++){
e2859055 904 TArrayI *volFit3;
40053737 905 voluid=sequence->At(k);
15be6f41 906 // ilayer=AliGeomManager::VolUIDToLayer(voluid,imod);
40053737 907 volIn->AddAt(voluid,0);
908 found=0;
e2859055 909 if(!fitall){
910 for(Int_t j=0;j<nMod;j++){
911 if(j==k){
912 found=1;
913 continue;
914 }
915 else volFit2->AddAt(sequence->At(j),j-found);
916 }
917 volFit2->Set(nMod-1);
918 }
919 else{
920 for(Int_t j=0;j<volFit->GetSize();j++){
921 if(volFit->At(j)!=volIn->At(0))volFit2->AddAt(volFit->At(j),j-found);
922 else found=1;
923 }
40053737 924 }
925
926 if(volidsSet){
927 volFit3=IntersectVolArray(volidsSet,volFit2);
928 }
e2859055 929 else volFit3=new TArrayI(*volFit2);
930
931
932 if(AlignVolumesITS(volIn,volFit3,AliGeomManager::kSPD1,AliGeomManager::kTPC1,2))modAligned++;
933 delete volFit3;
934
40053737 935 }
936 }
e2859055 937 Int_t noutofsurv=CheckWithSurvey(2.,sequence);
938 printf("%d modules into the sequence \n %d modules re-aligned \n %d modules moved far away from survey (-> reset) \n",nMod,modAligned,noutofsurv);
939 name.Append("_iter");
940 name+=iterations;
941 name.Append(".root");
942 if(fDraw)WriteHists(name.Data());
943 delete volFit;
944 delete volFit2;
945 delete sequence;
e3c90d69 946 for(Int_t m=0;m<nLayers;m++){
947 delete [] lastIndex[m];
948 }
949 delete [] lastIndex;
40053737 950 return kTRUE;
e2859055 951
40053737 952}
953
954//__________________________________________
5c6a2470 955Bool_t AliITSRealignTracks::FirstAlignmentSPD(Int_t minNtracks,Int_t iterations,Bool_t fitall,const TArrayI *volidsSet){
a70ed6ad 956
957 //OBSOLETE METHOD: perform a stand-alone realignment of the SPD modules
958 // based on a sequence constructed accordingly to the number of tracks
959 // passing through each module
40053737 960
961 BuildIndex();
962
963 UShort_t voluid;
964 Int_t **lastIndex;
965 Int_t laymax = 0;
966 Int_t modmax = 0;
e2859055 967 Int_t maxntr=0,nMod=0,modAligned=0;
40053737 968 TArrayI *volFit=new TArrayI(AliGeomManager::LayerSize(1)+AliGeomManager::LayerSize(2));
969 TArrayI *volFit2=new TArrayI(AliGeomManager::LayerSize(1)+AliGeomManager::LayerSize(2)-1);
970 TArrayI *sequence=new TArrayI(AliGeomManager::LayerSize(1)+AliGeomManager::LayerSize(2));
971 TArrayI *volIn=new TArrayI(1);
972
973 // Initialize the index arrays
974 Int_t nLayers = AliGeomManager::kLastLayer - AliGeomManager::kFirstLayer;
975 lastIndex = new Int_t*[nLayers];
976 for (Int_t iLayer = 0; iLayer < (AliGeomManager::kLastLayer - AliGeomManager::kFirstLayer); iLayer++) {
977 lastIndex[iLayer] = new Int_t[AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer)];
978 for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer); iModule++) {
979 lastIndex[iLayer][iModule] = fLastIndex[iLayer][iModule];
980 if(iLayer+AliGeomManager::kFirstLayer<=AliGeomManager::kSPD2){
981 volFit->AddAt(AliGeomManager::LayerToVolUID(iLayer+AliGeomManager::kFirstLayer,iModule),maxntr);
982 maxntr++;
983 }
984 }
985 }
986 Int_t found=0;
5fd5f7a6 987 maxntr=minNtracks+1;
40053737 988 while (maxntr>minNtracks){
989 maxntr=minNtracks;
990 for (Int_t iLayer = 0; iLayer <= (AliGeomManager::kSPD2 - AliGeomManager::kFirstLayer); iLayer++) {
991 for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer); iModule++) {
992 if(lastIndex[iLayer][iModule]>maxntr){
993 laymax=iLayer;
994 modmax=iModule;
995 maxntr=lastIndex[iLayer][iModule];
996 }
997 }
998 }
999 if(maxntr>minNtracks){
1000 voluid=AliGeomManager::LayerToVolUID(laymax+AliGeomManager::kFirstLayer,modmax);
1001 sequence->AddAt(voluid,nMod);
1002 lastIndex[laymax][modmax]=0;
1003 nMod++;
1004 volIn->AddAt(voluid,0);
1005 }
1006 }
e2859055 1007 sequence->Set(nMod);
1008
40053737 1009 for(Int_t iter=0;iter<iterations;iter++){
e2859055 1010 modAligned=0;
40053737 1011 for(Int_t k=0;k<nMod;k++){
e2859055 1012 TArrayI *volFit3;
40053737 1013 voluid=sequence->At(k);
15be6f41 1014 // ilayer=AliGeomManager::VolUIDToLayer(voluid,imod);
40053737 1015 volIn->AddAt(voluid,0);
1016 found=0;
e2859055 1017 if(!fitall){
1018 for(Int_t j=0;j<nMod;j++){
1019 if(j==k){
1020 found=1;
1021 continue;
1022 }
1023 else volFit2->AddAt(sequence->At(j),j-found);
1024 }
1025 volFit2->Set(nMod-1);
1026 }
1027 else{
1028 for(Int_t j=0;j<volFit->GetSize();j++){
1029 if(volFit->At(j)!=volIn->At(0))volFit2->AddAt(volFit->At(j),j-found);
1030 else found=1;
1031 }
40053737 1032 }
1033
1034 if(volidsSet){
1035 volFit3=IntersectVolArray(volidsSet,volFit2);
1036 }
e2859055 1037 else volFit3=new TArrayI(*volFit2);
40053737 1038
e2859055 1039
1040 if(AlignVolumesITS(volIn,volFit3,AliGeomManager::kSPD1,AliGeomManager::kSDD1,2))modAligned++;
1041 delete volFit3;
1042 // if(volidsSet)delete volFit3;
40053737 1043 }
1044 }
e2859055 1045 Int_t noutofsurv=CheckWithSurvey(2.,sequence);
1046 printf("%d modules into the sequence \n %d modules re-aligned \n %d modules moved far away from survey (-> reset) \n",nMod,modAligned,noutofsurv);
1047 delete volFit;
1048 delete volFit2;
1049 delete sequence;
e3c90d69 1050 for(Int_t m=0;m<nLayers;m++){
1051 delete [] lastIndex[m];
1052 }
1053 delete [] lastIndex;
e2859055 1054
40053737 1055 return kTRUE;
1056}
1057
1058
1059//__________________________________
1060Bool_t AliITSRealignTracks::SPDmodulesAlignToSSD(Int_t minNtracks,Int_t iterations){
a70ed6ad 1061 //Align each SPD module with at least minNtracks passing through it with respect to SSD
1062 //The selection based on the minimum number of tracks is a fast one:
1063 // the number considere here doesn't coincide with the tracks effectively used then in the
1064 // minimization, it's just the total number of tracks in the sample passing through the module
1065 // The procedure is iterated "iterations" times
40053737 1066 Int_t volSSD[6]={0,0,0,0,1,1};
1067 TArrayI *volOuter=GetLayersVolUID(volSSD);
1068 TArrayI *voluid=new TArrayI(1);
1069 for(Int_t iter=0;iter<iterations;iter++){
1070 //SPD1
1071 for(Int_t imod=0;imod<AliGeomManager::LayerSize(AliGeomManager::kSPD1);imod++){ if(GetLastIndex(AliGeomManager::kSPD1-AliGeomManager::kFirstLayer,imod)<minNtracks){
1072 printf("Not enough tracks for module: lay %d mod %d \n",1,imod );
1073 continue;
1074 }
1075 voluid->AddAt(AliGeomManager::LayerToVolUID(AliGeomManager::kSPD1,imod),0);
1076 AlignVolumesITS(voluid,volOuter,AliGeomManager::kSSD1,AliGeomManager::kSSD2,2);
1077 }
1078 //SPD2
1079 for(Int_t imod=0;imod<AliGeomManager::LayerSize(AliGeomManager::kSPD2);imod++){
1080 if(GetLastIndex(AliGeomManager::kSPD2-AliGeomManager::kFirstLayer,imod)<minNtracks){
1081 printf("Not enough tracks for module: lay %d mod %d \n",2,imod );
1082 continue;
1083 }
1084 voluid->AddAt(AliGeomManager::LayerToVolUID(AliGeomManager::kSPD2,imod),0);
1085 AlignVolumesITS(voluid,volOuter,AliGeomManager::kSSD1,AliGeomManager::kSSD2,2);
1086 }
1087 }
1088 return kTRUE;
1089}
1090
1091//______________________________________________________________________________
1092Bool_t AliITSRealignTracks::AlignVolumesITS(const TArrayI *volids, const TArrayI *volidsfit,
1093 AliGeomManager::ELayerID layerRangeMin,
1094 AliGeomManager::ELayerID layerRangeMax,
1095 Int_t iterations){
1096
1097 // Align a set of detector volumes.
1098 // Tracks are fitted only within
1099 // the range defined by the user
1100 // (by layerRangeMin and layerRangeMax)
1101 // or within the set of volidsfit
1102 // Repeat the procedure 'iterations' times
1103
1104 Int_t nVolIds = volids->GetSize();
1105 if (nVolIds == 0) {
1106 AliError("Volume IDs array is empty!");
1107 return kFALSE;
1108 }
e2859055 1109 Bool_t correlated=kFALSE;
1110 Double_t surveycov[21],transl[3],rot[3],survtransl[3],survrot[3];
1111 Double_t frac;
40053737 1112
e2859055 1113 TGeoHMatrix hM;
15be6f41 1114 Double_t smearing,rotorig[9],normplanevect[3]={0.,0.,0.},normplanevect2[3]={0.,0.,0.};
e2859055 1115 Double_t *deltarot;
1116 TMatrixDSym covmatrx(6);
1117 AliAlignObj *modAlign;
40053737 1118
1119 // Load only the tracks with at least one
1120 // space point in the set of volume (volids)
1121 BuildIndex();
1122 AliTrackPointArray **points;
1123 Bool_t failed=kFALSE;
e2859055 1124 Int_t pointsdim=0,skipped=0;
40053737 1125 // Start the iterations
e2859055 1126 while (iterations > 0){
1127 normplanevect2[0]=0.;
1128 normplanevect2[1]=0.;
1129 normplanevect2[2]=0.;
1130 if(fLimitCorr>0.){
1131 ResetCorrModules();
1132 skipped=0;
1133 }
5fd5f7a6 1134 Int_t nArrays = LoadPoints(volids, points,pointsdim);
e2859055 1135
1136 if (nArrays < fmintracks||nArrays<=0){
40053737 1137 failed=kTRUE;
e2859055 1138 printf("Not enough tracks to try minimization: volUID %d and following in volids \n", volids->At(0));
5fd5f7a6 1139 UnloadPoints(pointsdim, points);
40053737 1140 break;
1141 }
e2859055 1142 frac=1./(Double_t)nArrays;
40053737 1143 AliTrackResiduals *minimizer = CreateMinimizer();
1144 minimizer->SetNTracks(nArrays);
1145 minimizer->InitAlignObj();
1146 AliTrackFitter *fitter = CreateFitter();
e2859055 1147
1148 //Here prepare to set the plane for GetPCArot
1149 // if(volids->GetSize()==1){//TEMPORARY: to be improved
1150 AliGeomManager::GetOrigRotation(volids->At(0),rotorig);
1151 if((Int_t)AliGeomManager::VolUIDToLayer(volids->At(0))==1){//TEMPORARY: to be improved
1152 normplanevect[0]=-rotorig[1];
1153 normplanevect[1]=-rotorig[4];
1154 normplanevect[2]=0.;
1155 }
1156 else{
1157 normplanevect[0]=rotorig[1];
1158 normplanevect[1]=rotorig[4];
1159 normplanevect[2]=0.;
1160 }
1161
15be6f41 1162 // phiglob=TMath::ATan2(normplanevect[1],normplanevect[0]);
e2859055 1163
1164 modAlign=GetAlignObj(volids->At(0));
1165 modAlign->GetMatrix(hM);
1166 deltarot=hM.GetRotationMatrix();
1167 for(Int_t j=0;j<3;j++){
1168 for(Int_t i=0;i<3;i++){
1169 normplanevect2[j]+=deltarot[j*3+i]*normplanevect[i];
1170 }
1171 // printf("Here the difference: norm1[%d]=%f norm2[%d]=%f \n",j,normplanevect[j],j,normplanevect2[j]);
1172 }
1173
1174 if(fVarySigmaY){
1175 if(modAlign->GetUniqueID()==0)smearing=fsigmaY;
1176 else{
1177 modAlign->GetCovMatrix(covmatrx);
1178 smearing=5.*5.*(covmatrx(0,0)+covmatrx(1,1)+covmatrx(2,2)+10.*10.*covmatrx(3,3)+10.*10.*covmatrx(4,4)+10.*10.*covmatrx(5,5))/6.;
1179 //This is a sort of average: the trace with the variances of the angles
1180 //weighted with 10 cm divided per 6 and the result multiplied per 25
1181 // (the sqrt would be 5 times a sort of "mean sigma" )
1182 //
1183 }
1184 }
1185 else smearing=fsigmaY;
1186 printf("This is the sigmaY value: %f \n",smearing);
1187 // the plane will be set into the loop on tracks
1188
1189
40053737 1190 for (Int_t iArray = 0; iArray < nArrays; iArray++) {
1191 if (!points[iArray]) continue;
e2859055 1192 points[iArray]->Sort(kTRUE);
1193 fitter->SetTrackPointArray(points[iArray], kFALSE);
1194 // printf("Here normplane vect: %f \n",normplanevect2[1]); //TO BE REPLACED BY fitter->SetNormPlaneVect(normplanevect2);
40053737 1195 if (fitter->Fit(volids,volidsfit,layerRangeMin,layerRangeMax) == kFALSE) continue;
e2859055 1196
1197 if(fLimitCorr>0.){
1198 correlated=kFALSE;
1199 AliTrackPoint p;
1200 Int_t layer,module;
1201 TArrayI *volparray=new TArrayI(points[iArray]->GetNPoints());
1202 for(Int_t point=0;point<points[iArray]->GetNPoints();point++){
1203 points[iArray]->GetPoint(p,point);
1204 volparray->AddAt(p.GetVolumeID(),point);
1205 }
1206 TArrayI *volpArray=ExcludeVolidsFromVolidsArray(volids,volparray);
1207 for(Int_t point=0;point<volpArray->GetSize();point++){
1208 layer=(Int_t)AliGeomManager::VolUIDToLayerSafe(volpArray->At(point),module);
1209 if(fCorrModules[layer-AliGeomManager::kFirstLayer][module]>fLimitCorr){
1210 correlated=kTRUE;
1211 // printf("volid %d, iarray = %d : skipping %d for Volume: %d \n",volids->At(0),iArray,skipped,volpArray->At(point));
1212 skipped++;
1213 break;
1214 }
1215 }
1216 if(!correlated){
1217 for(Int_t point=0;point<volpArray->GetSize();point++){
1218 layer=(Int_t)AliGeomManager::VolUIDToLayerSafe(volpArray->At(point),module);
1219 //printf("Number of common tracks: %d \n",fCorrModules[layer-AliGeomManager::kFirstLayer][module]);
1220 fCorrModules[layer-AliGeomManager::kFirstLayer][module]+=frac;
1221 delete volparray;
1222 delete volpArray;
1223 }
1224 }
1225 else {
1226 delete volparray;
1227 delete volpArray;
1228 continue;
1229 }
1230 }
1231
40053737 1232 AliTrackPointArray *pVolId,*pTrack;
1233 fitter->GetTrackResiduals(pVolId,pTrack);
1234 minimizer->AddTrackPointArrays(pVolId,pTrack);
1235 }
e2859055 1236
1237 printf("Number of tracks considered: %d \n",nArrays);
1238 frac=(Double_t)skipped/(Double_t)nArrays;
1239 printf("Number of tracks skipped cause of correlation: %d (fraction: %f )\n",skipped,frac);
1240
1241 Int_t ntracks=minimizer->GetNFilledTracks();
1242 frac=(Double_t)ntracks/(Double_t)nArrays;
1243 printf("Number of tracks into the minimizer: %d (fraction: %f )\n",ntracks,frac);
1244 if(ntracks<=fmintracks){
1245 printf("Not enough good tracks found: could not find parameter for volume %d (and following in volids)\n",volids->At(0));
5fd5f7a6 1246 UnloadPoints(pointsdim, points);
40053737 1247 failed=kTRUE;
1248 break;
1249 }
e2859055 1250
40053737 1251 failed=(!minimizer->Minimize());
1252
1253 // Update the alignment object(s)
1254 if (fDoUpdate) for (Int_t iVolId = 0; iVolId < nVolIds; iVolId++) {
1255 UShort_t volid = (*volids)[iVolId];
40053737 1256 if(!failed){
e2859055 1257 Int_t iModule;
1258 AliGeomManager::ELayerID iLayer = AliGeomManager::VolUIDToLayer(volid,iModule);
1259 AliAlignObj *alignObj = fAlignObjs[iLayer-AliGeomManager::kFirstLayer][iModule];
1260
1261 //Check the last minimization is not too large
1262 minimizer->GetAlignObj()->GetPars(transl,rot);
1263 fSurveyObjs[iLayer-AliGeomManager::kFirstLayer][iModule]->GetCovMatrix(surveycov);
1264 fSurveyObjs[iLayer-AliGeomManager::kFirstLayer][iModule]->GetPars(survtransl,survrot);
1265 if(TMath::Sqrt(TMath::Abs(surveycov[0]))*2<TMath::Abs(transl[0]-survtransl[0])||TMath::Sqrt(TMath::Abs(surveycov[2]))*2<TMath::Abs(transl[1]-survtransl[1])||TMath::Sqrt(TMath::Abs(surveycov[5]))*2<TMath::Abs(transl[2]-survtransl[2])||TMath::Sqrt(TMath::Abs(surveycov[9]))*2<TMath::Abs(rot[0]-survrot[0])||TMath::Sqrt(TMath::Abs(surveycov[14]))*2<TMath::Abs(rot[1]-survrot[1])||TMath::Sqrt(TMath::Abs(surveycov[20]))*2<TMath::Abs(rot[2]-survrot[2])){
1266 printf("Results for module %d too large: can't update them \n",volid);
1267 alignObj->SetUniqueID(2);
40053737 1268 if(iterations==1){
1269 failed=kTRUE;
40053737 1270 }
1271 }
e2859055 1272 else{
1273 if(fUpdateCov){
1274 *alignObj *= *minimizer->GetAlignObj();
1275 alignObj->SetUniqueID(1);
1276 }
1277 else{
1278 alignObj->GetCovMatrix(covmatrx);
1279 *alignObj *= *minimizer->GetAlignObj();
1280 alignObj->SetCorrMatrix(covmatrx);
1281 alignObj->SetUniqueID(1);
1282 }
1283
1284 /*alignObj->GetPars(transl,rot);
1285
1286 if(TMath::Sqrt(TMath::Abs(surveycov[0]))*20<TMath::Abs(transl[0])||TMath::Sqrt(TMath::Abs(surveycov[2]))*20<TMath::Abs(transl[1])||TMath::Sqrt(TMath::Abs(surveycov[5]))*20<TMath::Abs(transl[2])||TMath::Sqrt(TMath::Abs(surveycov[9]))*20<TMath::Abs(rot[0])||TMath::Sqrt(TMath::Abs(surveycov[14]))*20<TMath::Abs(rot[1])||TMath::Sqrt(TMath::Abs(surveycov[20]))*20<TMath::Abs(rot[2])){
1287 printf("Results for module %d out of Survey: reinitializing it from survey \n",volid);
1288 // *alignObj = *alignObjSurv;
1289 alignObj->SetPars(0.,0.,0.,0.,0.,0.);
1290 alignObj->SetUniqueID(0);
1291 if(fUpdateCov)alignObj->SetCorrMatrix(surveycov);
1292 if(iterations==1){
1293 failed=kTRUE;
1294 }
1295 }*/
1296 }
1297 if(iterations==1)alignObj->Print("");
40053737 1298 }
1299 else {
1300 printf("Minimization failed: cannot update AlignObj for volume: %d \n",volid);
40053737 1301 }
40053737 1302 }
5fd5f7a6 1303 UnloadPoints(pointsdim,points);
1304 if(failed)break;
e2859055 1305 minimizer->InitAlignObj();
40053737 1306 iterations--;
1307 }
e2859055 1308
1309 printf("\n \n");
1310
40053737 1311 return (!failed);
1312}
1313
1314
1315
1316//______________________________________________
1317Bool_t AliITSRealignTracks::AlignSPDBarrel(Int_t iterations){
a70ed6ad 1318 //Align the SPD barrel "iterations" times
40053737 1319
1320 Int_t size=0,size2=0;
1321 Int_t layers[6]={1,1,0,0,0,0};
1322 for(Int_t k=1;k<=2;k++){
1323 size+=AliGeomManager::LayerSize(k);
1324 }
1325 for(Int_t k=3;k<=6;k++){
1326 size2+=AliGeomManager::LayerSize(k);
1327 printf("size: %d \n",size2);
1328 }
1329
1330 printf("Aligning SPDBarrel: nmodules: %d \n",size);
1331 printf("Fitting modules: %d \n",size2);
1332
1333 TArrayI *volIDs=GetLayersVolUID(layers);
1334 layers[0]=0;
1335 layers[1]=0;
1336 layers[2]=1;
1337 layers[3]=1;
1338 layers[4]=1;
1339 layers[5]=1;
1340 TArrayI *volIDsFit=GetLayersVolUID(layers);
1341
1342 AlignVolumesITS(volIDs,volIDsFit,AliGeomManager::kSDD1,AliGeomManager::kTPC1,iterations);
1343
1344 return kTRUE;
1345}
1346
1347//______________________
1348Bool_t AliITSRealignTracks::AlignSPDHalfBarrel(Int_t method,Int_t iterations){
a70ed6ad 1349 //Align a SPD Half barrel "iterations" times
1350 //method 0 : align SPDHalfBarrel Up without using the points on SPD Half Barrel down in the fits (only outer layers)
1351 //method 1 : align SPDHalfBarrel Down without using the points on SPD Half Barrel up in the fits (only outer layers)
1352 //method 10 : align SPDHalfBarrel Up using also the points on SPD Half Barrel down in the fits (and points on outer layers)
1353 //method 11 : align SPDHalfBarrel Down using also the points on SPD Half Barrel up in the fits (and points on outer layers)
1354
40053737 1355 Int_t size=0,size2=0;
1356 Int_t layers[6]={0,0,1,1,1,1};
1357 Int_t sectorsUp[10]={1,1,1,1,1,0,0,0,0,0};
1358 Int_t sectorsDown[10]={0,0,0,0,0,1,1,1,1,1};
1359
1360 TString updownstr;
1361 if(method==0)updownstr="UpNoDown";
1362 else if (method==1)updownstr="DownNoUp";
1363 else if (method==10)updownstr="UpWithDown";
1364 else if (method==11)updownstr="DownWithUp";
1365 else {
1366 AliWarning("Wrong AlignSPDHalfBarrel method selected ");
1367 return kFALSE;
1368 }
1369
1370 for(Int_t i=1;i<=2;i++){
1371 size+=AliGeomManager::LayerSize(i);
1372 }
1373
1374 for(Int_t i=3;i<=6;i++){
1375 size2+=AliGeomManager::LayerSize(i);
1376 }
1377
1378 size=size/2;
1379 if(method==10||method==11)size2+=size;
1380
1381 printf("Aligning SPDHalfBarrel %s: nmodules: %d \n",updownstr.Data(),size);
1382 printf("Fitting modules: %d \n",size2);
1383 TArrayI *volIDsFit2;
1384 TArrayI *volids = NULL;
1385 TArrayI *volIDsFit=GetLayersVolUID(layers);
1386 if(method==0||method==10)volids=GetSPDSectorsVolids(sectorsUp);
1387 if(method==1||method==11)volids=GetSPDSectorsVolids(sectorsDown);
1388
1389 if(method==10)volIDsFit2=JoinVolArrays(GetSPDSectorsVolids(sectorsDown),volIDsFit);
1390 else if(method==11)volIDsFit2=JoinVolArrays(GetSPDSectorsVolids(sectorsUp),volIDsFit);
1391 else volIDsFit2=volIDsFit;
1392
1393 AlignVolumesITS(volids,volIDsFit2,AliGeomManager::kSPD1,AliGeomManager::kSSD2,iterations);
1394
1395 return kTRUE;
1396}
1397
1398
1399//______________________________________________________
1400Bool_t AliITSRealignTracks::AlignLayer(Int_t layer,Int_t iterations){
a70ed6ad 1401 //Align the layer "layer" iterations times
40053737 1402
1403 Int_t size=0,size2=0;
1404 Int_t layers[6]={0,0,0,0,0,0};
1405 layers[layer-1]=1;
1406 TString layerstr[6]={"SPD1","SPD2","SDD1","SDD2","SSD1","SSD2"};
1407 for(Int_t k=1;k<=6;k++){
1408 if(k!=layer)size2+=AliGeomManager::LayerSize(k);
1409 }
1410 size=AliGeomManager::LayerSize(layer);
1411
1412 printf("Aligning layer %s, nmodules %d ,fitted modules %d \n",layerstr[layer-1].Data(),size,size2);
1413
1414
1415 TArrayI *volIDs=GetLayersVolUID(layers);
1416 layers[0]=1;
1417 layers[1]=1;
1418 layers[2]=1;
1419 layers[3]=1;
1420 layers[4]=1;
1421 layers[5]=1;
1422 layers[layer]=0;
1423 TArrayI *volIDsFit=GetLayersVolUID(layers);
1424
1425 AlignVolumesITS(volIDs,volIDsFit,AliGeomManager::kSDD1,AliGeomManager::kSSD2,iterations);
1426
1427 return kTRUE;
1428}
1429
1430//___________________________________________
1431
a70ed6ad 1432Bool_t AliITSRealignTracks::AlignLayersToLayers(const Int_t *layer,Int_t iterations){
40053737 1433
a70ed6ad 1434 //Align the set of layers A with respect to the set of layers B iterations time.
1435 //The two sets A and B are defined into *layer==layer[6] the following way:
1436 // layer[i]=0 the layer is skipped both in the fits than in the minimization
1437 // layer[i]=1 the layer is skipped in the fits and considered in the minimization
1438 // layer[i]=2 the layer is considered in the fits and skipped in the minimization
1439 // layer[i]=3 the layer is considered both in the fits and in the minimization
1440
40053737 1441 UShort_t volid;
1442 Int_t size=0,size2=0,j=0,k=0;
1443 Int_t iLayer;
1444 TString layerstr[6]={"SPD1","SPD2","SDD1","SDD2","SSD1","SSD2"};
1445 TString command="",str;
1446 for(Int_t i=1;i<=6;i++){
1447 if(layer[i-1]==1||layer[i-1]==3){
1448 size+=AliGeomManager::LayerSize(i);
1449 command.Append(" ");
1450 command.Append(layerstr[i-1]);
1451 }
1452 if(layer[i-1]==2||layer[i-1]==3){
1453 size2+=AliGeomManager::LayerSize(i);
1454 str.Append(" ");
1455 str.Append(layerstr[i-1]);
1456 }
1457 }
1458
1459 printf("Aligning layers %s To layers %s, nmodules %d ,fitted modules %d \n",command.Data(),str.Data(),size,size2);
1460
1461
1462 TArrayI volIDs(size);
1463 TArrayI volIDsFit(size2);
1464
1465 for (iLayer=(Int_t)AliGeomManager::kSPD1;iLayer<(Int_t)AliGeomManager::kTPC1;iLayer++){
1466 if(layer[iLayer-AliGeomManager::kFirstLayer]==0)continue;
1467 if(layer[iLayer-AliGeomManager::kFirstLayer]==1){
1468 for (Int_t iModule2=0;iModule2<AliGeomManager::LayerSize(iLayer);iModule2++){
1469 volid = AliGeomManager::LayerToVolUID(iLayer,iModule2);
1470 volIDs.AddAt(volid,j);
1471 j++;
1472 }
1473 }
1474 else if(layer[iLayer-AliGeomManager::kFirstLayer]==2){
1475 for (Int_t iModule2=0;iModule2<AliGeomManager::LayerSize(iLayer);iModule2++){
1476 volid = AliGeomManager::LayerToVolUID(iLayer,iModule2);
1477 volIDsFit.AddAt(volid,k);
1478 k++;
1479 }
1480 }
1481 else if(layer[iLayer-AliGeomManager::kFirstLayer]==3){
1482 for (Int_t iModule2=0;iModule2<AliGeomManager::LayerSize(iLayer);iModule2++){
1483 volid = AliGeomManager::LayerToVolUID(iLayer,iModule2);
1484 volIDs.AddAt(volid,j);
1485 j++;
1486 volIDsFit.AddAt(volid,k);
1487 k++;
1488 }
1489 }
1490 }
1491
1492 AlignVolumesITS(&volIDs,&volIDsFit,AliGeomManager::kSPD1,AliGeomManager::kSSD2,iterations);
1493
1494 return kTRUE;
1495}
1496
1497//______________________________________________
1498
1499Bool_t AliITSRealignTracks::AlignSPDSectorToOuterLayers(Int_t sector,Int_t iterations){
a70ed6ad 1500 //Align the SPD sector "sector" with respect to outer layers iterations times
40053737 1501
1502
1503 Int_t layers[6]={0,0,1,1,1,1};
1504 Bool_t spd=kFALSE;
1505 Int_t sectorsIN[10]={0,0,0,0,0,0,0,0,0,0};
1506 Int_t sectorsFit[10]={1,1,1,1,1,1,1,1,1,1};
1507
1508 if(sector<0){
1509 sector=-sector;
1510 spd=kTRUE;
1511 }
1512 sectorsIN[sector]=1;
1513 sectorsFit[sector]=0;
1514 TArrayI *volIDs=GetSPDSectorsVolids(sectorsIN);
1515 TArrayI *volIDsFit;
1516 if(spd){
1517 volIDsFit=JoinVolArrays(GetSPDSectorsVolids(sectorsFit),GetLayersVolUID(layers));
1518 }
1519 else volIDsFit=GetLayersVolUID(layers);
1520
1521 printf("Aligning SPD sector %d: nmodules: %d \n",sector,volIDs->GetSize());
1522 printf("Fitting modules: %d \n",volIDsFit->GetSize());
1523
1524 AlignVolumesITS(volIDs,volIDsFit,AliGeomManager::kSPD1,AliGeomManager::kSPD2,iterations);
1525
1526 return kTRUE;
1527}
1528
1529//______________________________________________
1530Bool_t AliITSRealignTracks::AlignSPDSectorWithSectors(Int_t sector,Int_t iterations){
a70ed6ad 1531 //Align the SPD sector "sector" with respect to the other SPD sectors iterations times
40053737 1532
1533 Int_t sectorsIN[10]={0,0,0,0,0,0,0,0,0,0};
1534 Int_t sectorsFit[10]={1,1,1,1,1,1,1,1,1,1};
1535
1536 sectorsIN[sector]=1;
1537 sectorsFit[sector]=0;
1538 TArrayI *volIDs=GetSPDSectorsVolids(sectorsIN);
1539 TArrayI *volIDsFit=GetSPDSectorsVolids(sectorsFit);;
1540
1541 printf("Aligning SPD sector %d: nmodules: %d \n",sector,volIDs->GetSize());
1542 printf("Fitting modules: %d \n",volIDsFit->GetSize());
1543
1544
1545 AlignVolumesITS(volIDs,volIDsFit,AliGeomManager::kSPD1,AliGeomManager::kSDD1,iterations);
1546
1547 return kTRUE;
1548}
1549
1550
1551
1552//___________________________________________________
5c6a2470 1553Bool_t AliITSRealignTracks::AlignSPDSectorsWithSectors(const Int_t *sectorsIN,const Int_t *sectorsFit,Int_t iterations){
a70ed6ad 1554 //Align SPD sectors defined in "sectorsIN" with respect to
1555 //SPD sectors defined in "sectorsFit" iterations time
40053737 1556
1557 TArrayI *volIDs=GetSPDSectorsVolids(sectorsIN);
1558 TArrayI *volIDsFit=GetSPDSectorsVolids(sectorsFit);;
1559
1560 printf("Aligning SPD sectors: modules: %d \n",volIDs->GetSize());
1561 printf("Fitting modules: %d \n",volIDsFit->GetSize());
1562
40053737 1563
e2859055 1564
1565 return AlignVolumesITS(volIDs,volIDsFit,AliGeomManager::kSPD1,AliGeomManager::kSDD1,iterations);;
1566}
1567
1568//___________________________________________________
5c6a2470 1569Bool_t AliITSRealignTracks::AlignSPDStaves(const Int_t *staves,const Int_t *sectorsIN,const Int_t *sectorsFit,Int_t iterations){
a70ed6ad 1570 //Align SPD staves defined by staves and sectorsIN with respect to sectorsFit volumes iterations times
e2859055 1571
1572 TArrayI *volIDs=GetSPDStavesVolids(sectorsIN,staves);
1573 TArrayI *volIDsFit=GetSPDSectorsVolids(sectorsFit);
1574
1575 if(volIDs->GetSize()==0){
1576 printf("EMPTY ARRAY !! \n");
1577 return kFALSE;
1578 }
1579 printf("Aligning SPD staves: modules: %d \n",volIDs->GetSize());
1580 printf("Fitting modules: %d \n",volIDsFit->GetSize());
1581
1582 TArrayI *volIDsFit2=ExcludeVolidsFromVolidsArray(volIDs,volIDsFit);
1583 return AlignVolumesITS(volIDs,volIDsFit2,AliGeomManager::kSPD1,AliGeomManager::kSSD1,iterations);
40053737 1584}
1585
1586
1587//___________________________________________
1588
1589Bool_t AliITSRealignTracks::AlignLayerToSPDHalfBarrel(Int_t layer,Int_t updown,Int_t iterations){
a70ed6ad 1590 //Align the layer "layer" with respect to SPD Half Barrel Up (updowon=0)
1591 //or Down (updown=1) iterations times
1592
40053737 1593
1594
1595 Int_t sectorsDown[10]={0,0,0,0,0,1,1,1,1,1};
1596 Int_t sectorsUp[10]={1,1,1,1,1,0,0,0,0,0};
1597 TString layerstr[6]={"SPD1","SPD2","SDD1","SDD2","SSD1","SSD2"};
1598 TArrayI *volIDsFit;
1599 Int_t layers[6]={0,0,0,0,0,0};
1b6d1da1 1600 layers[layer-1]=1;
40053737 1601 Int_t size=AliGeomManager::LayerSize(layer);
1602 TArrayI *volIDs=GetLayersVolUID(layers);
1603
1604 if(updown==0){
1605 volIDsFit=GetSPDSectorsVolids(sectorsUp);
1606 printf("Aligning layer %s, nmodules %d ,to half barrel Up \n",layerstr[layer-1].Data(),size);
1607 }
1608 else if(updown==1){
1609 volIDsFit=GetSPDSectorsVolids(sectorsDown);
1610 printf("Aligning layer %s, nmodules %d ,to half barrel Down \n",layerstr[layer-1].Data(),size);
1611 }
1612 else {
1613 printf("Wrong Half Barrel selection! \n");
1614 return kFALSE;
1615 }
1616
1617 AlignVolumesITS(volIDs,volIDsFit,AliGeomManager::kSPD1,AliGeomManager::kSSD2,iterations);
1618
1619 return kTRUE;
1620}
1621
1622//___________________________________________
1623
1624Bool_t AliITSRealignTracks::AlignLayerToSector(Int_t layer,Int_t sector,Int_t iterations){
a70ed6ad 1625 //Align the layer "layer" with respect to SPD sector "sector" iterations times
1626
40053737 1627 if(sector>9){
1628 printf("Wrong Sector selection! \n");
1629 return kFALSE;
1630 }
1631 Int_t sectors[10]={0,0,0,0,0,0,0,0,0,0};
1632 sectors[sector]=1;
1633 TString layerstr[6]={"SPD1","SPD2","SDD1","SDD2","SSD1","SSD2"};
1634 TArrayI *volIDsFit;
1635 Int_t layers[6]={0,0,0,0,0,0};
1b6d1da1 1636 layers[layer-1]=1;
40053737 1637 TArrayI *volIDs=GetLayersVolUID(layers);
1b6d1da1 1638 Int_t size=AliGeomManager::LayerSize(layer);
40053737 1639
1640
1641 volIDsFit=GetSPDSectorsVolids(sectors);
1642 printf("Aligning layer %s, nmodules %d ,to half barrel Up \n",layerstr[layer-1].Data(),size);
1643
1644 AlignVolumesITS(volIDs,volIDsFit,AliGeomManager::kSPD1,AliGeomManager::kSSD2,iterations);
1645
1646 return kTRUE;
1647}
1648
1649//_______________________________________________
1650
1651Bool_t AliITSRealignTracks::AlignSPDHalfBarrelToHalfBarrel(Int_t updown,Int_t iterations){
a70ed6ad 1652 //Align the SPD Half Barrel Up[Down] with respect to HB Down[Up] iterations time if
1653 //updown=0[1]
40053737 1654
1655
1656 Int_t sectorsDown[10]={0,0,0,0,0,1,1,1,1,1};
1657 Int_t sectorsUp[10]={1,1,1,1,1,0,0,0,0,0};
1658
1659 TArrayI *volIDsUp=GetSPDSectorsVolids(sectorsUp);
1660 TArrayI *volIDsDown=GetSPDSectorsVolids(sectorsDown);
1661
1662 if(updown==0){
1663 printf("Aligning SPD HalfBarrel up to half Barrel down : nmodules: %d \n",volIDsUp->GetSize());
1664 printf("Fitting modules: %d \n",volIDsDown->GetSize());
1665 AlignVolumesITS(volIDsUp,volIDsDown,AliGeomManager::kSPD1,AliGeomManager::kSPD2,iterations);
1666 }
1667 else if(updown==1){
1668 printf("Aligning SPD HalfBarrel down to half Barrel Up : nmodules: %d \n",volIDsDown->GetSize());
1669 printf("Fitting modules: %d \n",volIDsUp->GetSize());
1670 AlignVolumesITS(volIDsDown,volIDsUp,AliGeomManager::kSPD1,AliGeomManager::kSPD2,iterations);
1671 }
1672 else {
1673 printf("Wrong Half Barrel selection! \n");
1674 return kFALSE;
1675 }
1676
1677 return kTRUE;
1678}
1679
1680
1681//_______________________
1682Bool_t AliITSRealignTracks::AlignSPDHalfBarrelToSectorRef(Int_t sector,Int_t iterations){
a70ed6ad 1683 //Align the SPD Half Barrel Down with respect to sector "sector" iterations times
40053737 1684
1685 Int_t sectorsIN[10]={0,0,0,0,0,1,1,1,1,1};
1686 Int_t sectorsFit[10]={0,0,0,0,0,0,0,0,0,0};
1687
1688 sectorsFit[sector]=1;
1689
1690 TArrayI *volIDs=GetSPDSectorsVolids(sectorsIN);
1691 TArrayI *volIDsFit=GetSPDSectorsVolids(sectorsFit);
1692
1693 printf("Aligning SPD HalfBarrel to sector 0 %d: nmodules: %d \n",sector,volIDs->GetSize());
1694 printf("Fitting modules: %d \n",volIDsFit->GetSize());
1695
1696
1697 AlignVolumesITS(volIDs,volIDsFit,AliGeomManager::kSPD1,AliGeomManager::kSPD2,iterations);
1698
1699
1700 return kTRUE;
1701}
1702//_________________________________________
1703Bool_t AliITSRealignTracks::AlignSPD1SectorRef(Int_t sector,Int_t iterations){
a70ed6ad 1704 //OBSOLETE METHOD: Align the SPD1 modules of sector "sector" with respect
1705 // to the other SPD volumes iterations times
40053737 1706
1707 Int_t sectorsIN[10]={0,0,0,0,0,0,0,0,0,0};
1708 Int_t sectorsFit[10]={1,1,1,1,1,1,1,1,1,1};
1709 sectorsIN[sector]=1;
1710 sectorsFit[sector]=0;
1711 TArrayI *volIDs=GetSPDSectorsVolids(sectorsIN);
1712 TArrayI *volIDsFit=GetSPDSectorsVolids(sectorsFit);
1713 Int_t size=volIDs->GetSize();
1714 Int_t size2=volIDsFit->GetSize();
1715 UShort_t volID;
1716 Int_t k=0;
1717
1718 TArrayI *volIDsSPD1=new TArrayI(size-8);
1719 TArrayI *volIDsFit2=new TArrayI(size2+8);
1720
1721 for(Int_t j=0;j<size;j++){
1722 volID=volIDs->At(j);
1723 if(AliGeomManager::VolUIDToLayer(volID)==AliGeomManager::kSPD1){
1724 volIDsSPD1->AddAt(volID,size2+k);
1725 k++;
1726 }
1727 else volIDsFit2->AddAt(volID,j-k);
1728 }
1729
1730
1731 for(Int_t j=0;j<size2;j++){
1732 volID=volIDsFit->At(j);
1733 volIDsFit2->AddAt(volID,size-k+j);
1734 }
1735
1736 printf("Aligning SPD Sector %d: nmodules: %d \n",sector,volIDsSPD1->GetSize());
1737 printf("Fitting modules: %d \n",volIDsFit2->GetSize());
1738
1739 AlignVolumesITS(volIDsSPD1,volIDsFit2,AliGeomManager::kSPD1,AliGeomManager::kSPD2,iterations);
1740
1741 return kTRUE;
1742}
1743
1744//_____________________________________________
1745
5c6a2470 1746AliAlignObjParams* AliITSRealignTracks::MediateAlignObj(const TArrayI *volIDs,Int_t lastVolid){
a70ed6ad 1747 //TEMPORARY METHOD: perform an average of the values of the parameters of the AlignObjs
1748 // defined by the array volIDs up to lastVolid position in this array
1749 //The aim of such a method is to look for collective movement of a given set of modules
1750
15be6f41 1751 // UShort_t volid;
40053737 1752
1753 TGeoHMatrix hm;
1754 Double_t *rot,*transl;
1755 Double_t rotSum[9],translSum[3]={0.,0.,0.};
1756 for(Int_t k=0;k<8;k++)rotSum[k]=0.;
1757
1758
1759 for(Int_t ivol=0;ivol<lastVolid;ivol++){
15be6f41 1760 // volid=volIDs->At(ivol);
40053737 1761
1762 GetAlignObj(volIDs->At(ivol))->GetMatrix(hm);
1763
1764 rot=hm.GetRotationMatrix();
1765 transl=hm.GetTranslation();
1766
1767 for(Int_t j=0;j<9;j++)rotSum[j]+=rot[j];
1768 for(Int_t jt=0;jt<3;jt++)translSum[jt]+=transl[jt];
1769 }
1770 if(lastVolid!=0){
1771 for(Int_t j=0;j<9;j++)rotSum[j]=rotSum[j]/lastVolid;
1772 for(Int_t jt=0;jt<3;jt++)translSum[jt]=translSum[jt]/lastVolid;
1773 }
1774 else printf("Try to mediate results for zero modules \n");
1775
1776 hm.SetRotation(rotSum);
1777 hm.SetTranslation(translSum);
1778
1779
1780
1781 AliAlignObjParams *alignObj=new AliAlignObjParams("average", 0,hm, kTRUE);
1782 return alignObj;
1783
1784}
1785
e2859055 1786
1787//________________________________________________
a70ed6ad 1788TArrayI* AliITSRealignTracks::GetSPDStavesVolids(const Int_t *sectors,const Int_t* staves){
e2859055 1789
1790
1791 // This method gets the volID Array for the chosen staves into the
1792 // chosen sectors. You have to pass an array (10 dim) with a 1 for each
1793 // selected sector and an array (6 dim) with a 1 for each chosen stave.
1794 // The staves are numbered in this way: 0,1 for SPD1 and 2,3,4,5 for SPD2
1795 // i.e. sectors[10] = {1,1,0,0,0,0,0,0,1,0} -> Sector 0, 1, 9 selected.
1796 // staves[6]={0,1,1,0,0,1} -> Staves 1 on SPD1 and 0 and 3 on SPD2 selected
1797
1798 Int_t nSect=0,nStaves=0;
1799 Int_t last=0;
1800
1801
1802 for(Int_t co=0;co<10;co++){ //counts the number of sectors chosen
1803 if(sectors[co]==1) nSect++;
1804 }
1805
1806 for(Int_t co=0;co<6;co++){ //counts the number of sectors chosen
1807 if(staves[co]==1) nStaves++;
1808 }
1809
1810 if(nSect<1||nStaves<1){ //if no sector chosen -> exit
1811 Printf("Error! No Sector/s or staves Selected!");
1812 return 0x0;
1813 }
1814
1815 TArrayI *volIDs = new TArrayI(nSect*nStaves*4);
1816 TString stave="/Stave",str,symn,laystr;
1817
1818 TArrayI *sectvol=GetSPDSectorsVolids(sectors);
1819 //SPD1
1820 laystr="SPD0";
1821 for(Int_t k=0;k<2;k++){
1822 if(staves[k]==1){
1823 str=stave;
1824 str+=k;
1825 for(Int_t i=0;i<sectvol->GetSize();i++){
1826 symn=AliGeomManager::SymName(sectvol->At(i));
1827 if(symn.Contains(str)&&symn.Contains(laystr)){
1828 // printf("Adding: %s \n",symn.Data());
1829 volIDs->AddAt(sectvol->At(i),last);
1830 last++;
1831 }
1832 }
1833 }
1834 }
1835 //SPD1
1836 laystr="SPD1";
1837 for(Int_t k=2;k<6;k++){
1838 if(staves[k]==1){
1839 str=stave;
1840 str+=k-2;
1841 for(Int_t i=0;i<sectvol->GetSize();i++){
1842 symn=AliGeomManager::SymName(sectvol->At(i));
1843 if(symn.Contains(str)&&symn.Contains(laystr)){
1844 volIDs->AddAt(sectvol->At(i),last);
1845 printf("Adding: %s \n",symn.Data());
1846 last++;
1847 }
1848 }
1849 }
1850 }
1851
1852 volIDs->Set(last);
1853 return volIDs;
1854}
1855
40053737 1856//________________________________________________
a70ed6ad 1857TArrayI* AliITSRealignTracks::GetSPDSectorsVolids(const Int_t *sectors)
40053737 1858{
1859 //
1860 // This method gets the volID Array for the chosen sectors.
1861 // You have to pass an array with a 1 for each selected sector.
1862 // i.e. sectors[10] = {1,1,0,0,0,0,0,0,1,0} -> Sector 0, 1, 9 selected.
1863 //
1864
1865 Int_t nSect=0;
1866 Int_t iModule=0;
1867
1868
1869 for(Int_t co=0;co<10;co++){ //counts the number of sectors chosen
1870 if(sectors[co]==1) nSect++;
1871 }
1872
1873 if(nSect<1){ //if no sector chosen -> exit
1874 Printf("Error! No Sector/s Selected!");
1875 return 0x0;
1876 }
1877
1878 TArrayI *volIDs = new TArrayI(nSect*24);
1879
1880 if(sectors[0]==1){ //--->cSect = 0 <---
1881 volIDs->AddAt(2048,iModule); iModule++;
1882 volIDs->AddAt(2049,iModule); iModule++;
1883 volIDs->AddAt(2050,iModule); iModule++;
1884 volIDs->AddAt(2051,iModule); iModule++;
1885 volIDs->AddAt(2052,iModule); iModule++;
1886 volIDs->AddAt(2053,iModule); iModule++;
1887 volIDs->AddAt(2054,iModule); iModule++;
1888 volIDs->AddAt(2055,iModule); iModule++;
1889 volIDs->AddAt(4096,iModule); iModule++;
1890 volIDs->AddAt(4097,iModule); iModule++;
1891 volIDs->AddAt(4098,iModule); iModule++;
1892 volIDs->AddAt(4099,iModule); iModule++;
1893 volIDs->AddAt(4100,iModule); iModule++;
1894 volIDs->AddAt(4101,iModule); iModule++;
1895 volIDs->AddAt(4102,iModule); iModule++;
1896 volIDs->AddAt(4103,iModule); iModule++;
1897 volIDs->AddAt(4104,iModule); iModule++;
1898 volIDs->AddAt(4105,iModule); iModule++;
1899 volIDs->AddAt(4106,iModule); iModule++;
1900 volIDs->AddAt(4107,iModule); iModule++;
1901 volIDs->AddAt(4108,iModule); iModule++;
1902 volIDs->AddAt(4109,iModule); iModule++;
1903 volIDs->AddAt(4110,iModule); iModule++;
1904 volIDs->AddAt(4111,iModule); iModule++;
1905 }
1906 if(sectors[1]==1){ //--->cSect = 1 <//---
1907 volIDs->AddAt(2056,iModule); iModule++;
1908 volIDs->AddAt(2057,iModule); iModule++;
1909 volIDs->AddAt(2058,iModule); iModule++;
1910 volIDs->AddAt(2059,iModule); iModule++;
1911 volIDs->AddAt(2060,iModule); iModule++;
1912 volIDs->AddAt(2061,iModule); iModule++;
1913 volIDs->AddAt(2062,iModule); iModule++;
1914 volIDs->AddAt(2063,iModule); iModule++;
1915 volIDs->AddAt(4112,iModule); iModule++;
1916 volIDs->AddAt(4113,iModule); iModule++;
1917 volIDs->AddAt(4114,iModule); iModule++;
1918 volIDs->AddAt(4115,iModule); iModule++;
1919 volIDs->AddAt(4116,iModule); iModule++;
1920 volIDs->AddAt(4117,iModule); iModule++;
1921 volIDs->AddAt(4118,iModule); iModule++;
1922 volIDs->AddAt(4119,iModule); iModule++;
1923 volIDs->AddAt(4120,iModule); iModule++;
1924 volIDs->AddAt(4121,iModule); iModule++;
1925 volIDs->AddAt(4122,iModule); iModule++;
1926 volIDs->AddAt(4123,iModule); iModule++;
1927 volIDs->AddAt(4124,iModule); iModule++;
1928 volIDs->AddAt(4125,iModule); iModule++;
1929 volIDs->AddAt(4126,iModule); iModule++;
1930 volIDs->AddAt(4127,iModule); iModule++;
1931 }
1932 if(sectors[2]==1){//--->cSect = 2 <//---
1933 volIDs->AddAt(2064,iModule); iModule++;
1934 volIDs->AddAt(2065,iModule); iModule++;
1935 volIDs->AddAt(2066,iModule); iModule++;
1936 volIDs->AddAt(2067,iModule); iModule++;
1937 volIDs->AddAt(2068,iModule); iModule++;
1938 volIDs->AddAt(2069,iModule); iModule++;
1939 volIDs->AddAt(2070,iModule); iModule++;
1940 volIDs->AddAt(2071,iModule); iModule++;
1941 volIDs->AddAt(4128,iModule); iModule++;
1942 volIDs->AddAt(4129,iModule); iModule++;
1943 volIDs->AddAt(4130,iModule); iModule++;
1944 volIDs->AddAt(4131,iModule); iModule++;
1945 volIDs->AddAt(4132,iModule); iModule++;
1946 volIDs->AddAt(4133,iModule); iModule++;
1947 volIDs->AddAt(4134,iModule); iModule++;
1948 volIDs->AddAt(4135,iModule); iModule++;
1949 volIDs->AddAt(4136,iModule); iModule++;
1950 volIDs->AddAt(4137,iModule); iModule++;
1951 volIDs->AddAt(4138,iModule); iModule++;
1952 volIDs->AddAt(4139,iModule); iModule++;
1953 volIDs->AddAt(4140,iModule); iModule++;
1954 volIDs->AddAt(4141,iModule); iModule++;
1955 volIDs->AddAt(4142,iModule); iModule++;
1956 volIDs->AddAt(4143,iModule); iModule++;
1957 }
1958 if(sectors[3]==1){//--->cSect = 3 <//---
1959 volIDs->AddAt(2072,iModule); iModule++;
1960 volIDs->AddAt(2073,iModule); iModule++;
1961 volIDs->AddAt(2074,iModule); iModule++;
1962 volIDs->AddAt(2075,iModule); iModule++;
1963 volIDs->AddAt(2076,iModule); iModule++;
1964 volIDs->AddAt(2077,iModule); iModule++;
1965 volIDs->AddAt(2078,iModule); iModule++;
1966 volIDs->AddAt(2079,iModule); iModule++;
1967 volIDs->AddAt(4144,iModule); iModule++;
1968 volIDs->AddAt(4145,iModule); iModule++;
1969 volIDs->AddAt(4146,iModule); iModule++;
1970 volIDs->AddAt(4147,iModule); iModule++;
1971 volIDs->AddAt(4148,iModule); iModule++;
1972 volIDs->AddAt(4149,iModule); iModule++;
1973 volIDs->AddAt(4150,iModule); iModule++;
1974 volIDs->AddAt(4151,iModule); iModule++;
1975 volIDs->AddAt(4152,iModule); iModule++;
1976 volIDs->AddAt(4153,iModule); iModule++;
1977 volIDs->AddAt(4154,iModule); iModule++;
1978 volIDs->AddAt(4155,iModule); iModule++;
1979 volIDs->AddAt(4156,iModule); iModule++;
1980 volIDs->AddAt(4157,iModule); iModule++;
1981 volIDs->AddAt(4158,iModule); iModule++;
1982 volIDs->AddAt(4159,iModule); iModule++;
1983 }
1984 if(sectors[4]==1){//--->cSect = 4 <//---
1985 volIDs->AddAt(2080,iModule); iModule++;
1986 volIDs->AddAt(2081,iModule); iModule++;
1987 volIDs->AddAt(2082,iModule); iModule++;
1988 volIDs->AddAt(2083,iModule); iModule++;
1989 volIDs->AddAt(2084,iModule); iModule++;
1990 volIDs->AddAt(2085,iModule); iModule++;
1991 volIDs->AddAt(2086,iModule); iModule++;
1992 volIDs->AddAt(2087,iModule); iModule++;
1993 volIDs->AddAt(4160,iModule); iModule++;
1994 volIDs->AddAt(4161,iModule); iModule++;
1995 volIDs->AddAt(4162,iModule); iModule++;
1996 volIDs->AddAt(4163,iModule); iModule++;
1997 volIDs->AddAt(4164,iModule); iModule++;
1998 volIDs->AddAt(4165,iModule); iModule++;
1999 volIDs->AddAt(4166,iModule); iModule++;
2000 volIDs->AddAt(4167,iModule); iModule++;
2001 volIDs->AddAt(4168,iModule); iModule++;
2002 volIDs->AddAt(4169,iModule); iModule++;
2003 volIDs->AddAt(4170,iModule); iModule++;
2004 volIDs->AddAt(4171,iModule); iModule++;
2005 volIDs->AddAt(4172,iModule); iModule++;
2006 volIDs->AddAt(4173,iModule); iModule++;
2007 volIDs->AddAt(4174,iModule); iModule++;
2008 volIDs->AddAt(4175,iModule); iModule++;
2009 }
2010 if(sectors[5]==1){//--->cSect = 5 <//---
2011 volIDs->AddAt(2088,iModule); iModule++;
2012 volIDs->AddAt(2089,iModule); iModule++;
2013 volIDs->AddAt(2090,iModule); iModule++;
2014 volIDs->AddAt(2091,iModule); iModule++;
2015 volIDs->AddAt(2092,iModule); iModule++;
2016 volIDs->AddAt(2093,iModule); iModule++;
2017 volIDs->AddAt(2094,iModule); iModule++;
2018 volIDs->AddAt(2095,iModule); iModule++;
2019 volIDs->AddAt(4176,iModule); iModule++;
2020 volIDs->AddAt(4177,iModule); iModule++;
2021 volIDs->AddAt(4178,iModule); iModule++;
2022 volIDs->AddAt(4179,iModule); iModule++;
2023 volIDs->AddAt(4180,iModule); iModule++;
2024 volIDs->AddAt(4181,iModule); iModule++;
2025 volIDs->AddAt(4182,iModule); iModule++;
2026 volIDs->AddAt(4183,iModule); iModule++;
2027 volIDs->AddAt(4184,iModule); iModule++;
2028 volIDs->AddAt(4185,iModule); iModule++;
2029 volIDs->AddAt(4186,iModule); iModule++;
2030 volIDs->AddAt(4187,iModule); iModule++;
2031 volIDs->AddAt(4188,iModule); iModule++;
2032 volIDs->AddAt(4189,iModule); iModule++;
2033 volIDs->AddAt(4190,iModule); iModule++;
2034 volIDs->AddAt(4191,iModule); iModule++;
2035 }
2036 if(sectors[6]==1){//--->cSect = 6 <//---
2037 volIDs->AddAt(2096,iModule); iModule++;
2038 volIDs->AddAt(2097,iModule); iModule++;
2039 volIDs->AddAt(2098,iModule); iModule++;
2040 volIDs->AddAt(2099,iModule); iModule++;
2041 volIDs->AddAt(2100,iModule); iModule++;
2042 volIDs->AddAt(2101,iModule); iModule++;
2043 volIDs->AddAt(2102,iModule); iModule++;
2044 volIDs->AddAt(2103,iModule); iModule++;
2045 volIDs->AddAt(4192,iModule); iModule++;
2046 volIDs->AddAt(4193,iModule); iModule++;
2047 volIDs->AddAt(4194,iModule); iModule++;
2048 volIDs->AddAt(4195,iModule); iModule++;
2049 volIDs->AddAt(4196,iModule); iModule++;
2050 volIDs->AddAt(4197,iModule); iModule++;
2051 volIDs->AddAt(4198,iModule); iModule++;
2052 volIDs->AddAt(4199,iModule); iModule++;
2053 volIDs->AddAt(4200,iModule); iModule++;
2054 volIDs->AddAt(4201,iModule); iModule++;
2055 volIDs->AddAt(4202,iModule); iModule++;
2056 volIDs->AddAt(4203,iModule); iModule++;
2057 volIDs->AddAt(4204,iModule); iModule++;
2058 volIDs->AddAt(4205,iModule); iModule++;
2059 volIDs->AddAt(4206,iModule); iModule++;
2060 volIDs->AddAt(4207,iModule); iModule++;
2061 }
2062 if(sectors[7]==1){ //--->cSect = 7 <//---
2063 volIDs->AddAt(2104,iModule); iModule++;
2064 volIDs->AddAt(2105,iModule); iModule++;
2065 volIDs->AddAt(2106,iModule); iModule++;
2066 volIDs->AddAt(2107,iModule); iModule++;
2067 volIDs->AddAt(2108,iModule); iModule++;
2068 volIDs->AddAt(2109,iModule); iModule++;
2069 volIDs->AddAt(2110,iModule); iModule++;
2070 volIDs->AddAt(2111,iModule); iModule++;
2071 volIDs->AddAt(4208,iModule); iModule++;
2072 volIDs->AddAt(4209,iModule); iModule++;
2073 volIDs->AddAt(4210,iModule); iModule++;
2074 volIDs->AddAt(4211,iModule); iModule++;
2075 volIDs->AddAt(4212,iModule); iModule++;
2076 volIDs->AddAt(4213,iModule); iModule++;
2077 volIDs->AddAt(4214,iModule); iModule++;
2078 volIDs->AddAt(4215,iModule); iModule++;
2079 volIDs->AddAt(4216,iModule); iModule++;
2080 volIDs->AddAt(4217,iModule); iModule++;
2081 volIDs->AddAt(4218,iModule); iModule++;
2082 volIDs->AddAt(4219,iModule); iModule++;
2083 volIDs->AddAt(4220,iModule); iModule++;
2084 volIDs->AddAt(4221,iModule); iModule++;
2085 volIDs->AddAt(4222,iModule); iModule++;
2086 volIDs->AddAt(4223,iModule); iModule++;
2087 }
2088 if(sectors[8]==1){//--->cSect = 8 <//---
2089 volIDs->AddAt(2112,iModule); iModule++;
2090 volIDs->AddAt(2113,iModule); iModule++;
2091 volIDs->AddAt(2114,iModule); iModule++;
2092 volIDs->AddAt(2115,iModule); iModule++;
2093 volIDs->AddAt(2116,iModule); iModule++;
2094 volIDs->AddAt(2117,iModule); iModule++;
2095 volIDs->AddAt(2118,iModule); iModule++;
2096 volIDs->AddAt(2119,iModule); iModule++;
2097 volIDs->AddAt(4224,iModule); iModule++;
2098 volIDs->AddAt(4225,iModule); iModule++;
2099 volIDs->AddAt(4226,iModule); iModule++;
2100 volIDs->AddAt(4227,iModule); iModule++;
2101 volIDs->AddAt(4228,iModule); iModule++;
2102 volIDs->AddAt(4229,iModule); iModule++;
2103 volIDs->AddAt(4230,iModule); iModule++;
2104 volIDs->AddAt(4231,iModule); iModule++;
2105 volIDs->AddAt(4232,iModule); iModule++;
2106 volIDs->AddAt(4233,iModule); iModule++;
2107 volIDs->AddAt(4234,iModule); iModule++;
2108 volIDs->AddAt(4235,iModule); iModule++;
2109 volIDs->AddAt(4236,iModule); iModule++;
2110 volIDs->AddAt(4237,iModule); iModule++;
2111 volIDs->AddAt(4238,iModule); iModule++;
2112 volIDs->AddAt(4239,iModule); iModule++;
2113 }
2114 if(sectors[9]==1){//--->cSect = 9 <//---
2115 volIDs->AddAt(2120,iModule); iModule++;
2116 volIDs->AddAt(2121,iModule); iModule++;
2117 volIDs->AddAt(2122,iModule); iModule++;
2118 volIDs->AddAt(2123,iModule); iModule++;
2119 volIDs->AddAt(2124,iModule); iModule++;
2120 volIDs->AddAt(2125,iModule); iModule++;
2121 volIDs->AddAt(2126,iModule); iModule++;
2122 volIDs->AddAt(2127,iModule); iModule++;
2123 volIDs->AddAt(4240,iModule); iModule++;
2124 volIDs->AddAt(4241,iModule); iModule++;
2125 volIDs->AddAt(4242,iModule); iModule++;
2126 volIDs->AddAt(4243,iModule); iModule++;
2127 volIDs->AddAt(4244,iModule); iModule++;
2128 volIDs->AddAt(4245,iModule); iModule++;
2129 volIDs->AddAt(4246,iModule); iModule++;
2130 volIDs->AddAt(4247,iModule); iModule++;
2131 volIDs->AddAt(4248,iModule); iModule++;
2132 volIDs->AddAt(4249,iModule); iModule++;
2133 volIDs->AddAt(4250,iModule); iModule++;
2134 volIDs->AddAt(4251,iModule); iModule++;
2135 volIDs->AddAt(4252,iModule); iModule++;
2136 volIDs->AddAt(4253,iModule); iModule++;
2137 volIDs->AddAt(4254,iModule); iModule++;
2138 volIDs->AddAt(4255,iModule); iModule++;
2139 }
2140
2141 return volIDs;
2142}
2143
2144//___________________________________
a70ed6ad 2145TArrayI* AliITSRealignTracks::GetLayersVolUID(const Int_t *layer){
2146
2147 //return a TArrayI with the volUIDs of the modules into the set of layers
2148 //defined by layer[6]
40053737 2149
2150 TArrayI *out=new TArrayI(2198);
2151 Int_t last=0;
2152 UShort_t voluid;
2153 for(Int_t i=0;i<6;i++){
2154 if(layer[i]==1){
2155 for(Int_t mod=0;mod<AliGeomManager::LayerSize(i+AliGeomManager::kFirstLayer);mod++){
2156 voluid=AliGeomManager::LayerToVolUID(i+AliGeomManager::kFirstLayer,mod);
2157 out->AddAt(voluid,last);
2158 // printf("voluid %d at position %d \n",out->At(last),last);
2159 last++;
2160 }
2161 }
2162 }
2163 out->Set(last);
2164 return out;
2165}
2166
2167//_________________
2168TArrayI* AliITSRealignTracks::SelectLayerInVolids(const TArrayI *volidsIN,AliGeomManager::ELayerID layer){
a70ed6ad 2169 //Select between the modules specified by their volUIDs in volidsIN only those
2170 // of a given layer "layer"
40053737 2171
2172 Int_t size=volidsIN->GetSize();
2173 Int_t count=0;
2174 for(Int_t j=0;j<size;j++){
2175 if(AliGeomManager::VolUIDToLayer(volidsIN->At(j))==layer)count++;
2176 }
2177 TArrayI *volidsOUT=new TArrayI(count);
2178 count=0;
2179 for(Int_t j=0;j<size;j++){
2180 if(AliGeomManager::VolUIDToLayer(volidsIN->At(j))==layer){
2181 volidsOUT->AddAt(volidsIN->At(j),count);
2182 count++;
2183 }
2184 }
2185 return volidsOUT;
2186}
2187
2188//______________________________________________
2189
2190TArrayI* AliITSRealignTracks::IntersectVolArray(const TArrayI *vol1,const TArrayI *vol2){
a70ed6ad 2191
2192 //Perform the intersection between the array vol1 and vol2
40053737 2193
2194 Int_t size1=vol1->GetSize();
2195 Int_t size2=vol2->GetSize();
2196 Int_t last=0,volid;
2197 Bool_t found;
2198 TArrayI *volidOut=new TArrayI(size1+size2);
2199
2200 for(Int_t k=0;k<size1;k++){
2201 found=kFALSE;
2202 volid=vol1->At(k);
2203 for(Int_t j=0;j<size2;j++){
2204 if(vol2->At(j)==volid)found=kTRUE;
2205 }
2206 if(found){
2207 volidOut->AddAt(volid,last);
2208 last++;
2209 }
2210 }
2211 volidOut->Set(last);
2212 return volidOut;
2213}
2214//_________________________________________
2215
2216TArrayI* AliITSRealignTracks::JoinVolArrays(const TArrayI *vol1,const TArrayI *vol2){
a70ed6ad 2217 //!BE CAREFUL: If an index is repeated into vol1 or into vol2 will be repeated also in the final array
40053737 2218
2219 Int_t size1=vol1->GetSize();
2220 Int_t size2=vol2->GetSize();
2221 Int_t count=0;
2222 UShort_t volid;
2223 Bool_t found;
2224 TArrayI *volidOut=new TArrayI(size1+size2);
2225
2226 for(Int_t k=0;k<size1;k++){
2227 volid=vol1->At(k);
2228 volidOut->AddAt(volid,k);
2229 }
2230
a70ed6ad 2231 for(Int_t k=0;k<size2;k++){
40053737 2232 found=kFALSE;
a70ed6ad 2233 volid=vol2->At(k);
2234 for(Int_t j=0;j<size1;j++){
2235 if(volidOut->At(j)==volid)found=kTRUE;
40053737 2236 }
2237 if(!found){
2238 volidOut->AddAt(volid,size1+count);
2239 count++;
2240 }
2241 }
2242 volidOut->Set(size1+count);
2243 return volidOut;
2244}
2245
2246//______________________________________
2247
2248TArrayI* AliITSRealignTracks::ExcludeVolidsFromVolidsArray(const TArrayI *volidsToExclude,const TArrayI *volStart){
a70ed6ad 2249 //Excludes the modules defined by their volUID in the array volidsToExclude from the array volStart
40053737 2250
2251 Int_t size1=volidsToExclude->GetSize();
2252 Int_t size2=volStart->GetSize();
2253 Int_t last=0;
2254 UShort_t volid;
2255 Bool_t found;
2256 TArrayI *volidOut=new TArrayI(size2);
2257
2258 for(Int_t k=0;k<size2;k++){
2259 found=kFALSE;
2260 volid=volStart->At(k);
2261 for(Int_t j=0;j<size1;j++){
2262 if(volidsToExclude->At(j)==volid){
2263 found=kTRUE;
2264 break;
2265 }
2266 }
2267 if(!found){
2268 volidOut->AddAt(volid,last);
2269 last++;
2270 }
2271 }
2272 volidOut->Set(last);
2273 return volidOut;
2274}
2275
2276
2277//________________________________________
2278
a70ed6ad 2279TArrayI* AliITSRealignTracks::GetLayerVolumes(const Int_t *layer){
2280 //returns a TArrayI with the volUIDs of the modules of the layers
2281 //specified into *layer
40053737 2282
2283 TArrayI *out=new TArrayI(2198);
2284 Int_t last=0;
2285 UShort_t voluid;
2286 for(Int_t i=0;i<6;i++){
2287 if(layer[i]==1){
2288 for(Int_t mod=0;mod<AliGeomManager::LayerSize(i+AliGeomManager::kFirstLayer);mod++){
2289 voluid=AliGeomManager::LayerToVolUID(i+AliGeomManager::kFirstLayer,mod);
2290 out->AddAt(voluid,last);
2291 // printf("voluid %d at position %d \n",out->At(last),last);
2292 last++;
2293 }
2294 }
2295 }
2296 out->Set(last);
2297 return out;
2298}
e2859055 2299
2300
2301
2302//______________________________
2303TArrayI* AliITSRealignTracks::GetAlignedVolumes(char *filename){
a70ed6ad 2304 //Open the file "filename" which is expected to contain
2305 //a TClonesArray named "ITSAlignObjs" with stored a set of AlignObjs
2306 //returns an array with the volumes UID of the modules considered realigned
2307
e2859055 2308 if(gSystem->AccessPathName(filename)){
2309 printf("Wrong Realignment file name \n");
2310 return 0x0;
2311 }
2312 TFile *f=TFile::Open(filename,"READ");
2313 TClonesArray *array=(TClonesArray*)f->Get("ITSAlignObjs");
2314 AliAlignObjParams *a;
2315 Int_t last=0;
2316 TArrayI *volidOut=new TArrayI(2200);
2317 for(Int_t j=0;j<array->GetSize();j++){
2318 a=(AliAlignObjParams*)array->At(j);
2319 if(a->GetUniqueID()==0)continue;
2320
2321 else {
2322 volidOut->AddAt(a->GetVolUID(),last);
2323 last++;
2324 }
2325 }
2326 volidOut->Set(last);
2327 f->Close();
2328 return volidOut;
2329}
2330
2331
2332//________________________________________
2333void AliITSRealignTracks::SetDraw(Bool_t draw,Bool_t refresh){
a70ed6ad 2334 //TEPMORARY METHOD: method to switch on/off the drawing of histograms
2335 // if refresh=kTRUE deletes the old histos and constructs new ones
e2859055 2336
2337 if(refresh){
2338 // WriteHists();
2339 if(fAlignDrawObjs)DeleteDrawHists();
2340 InitDrawHists();
2341 }
2342 fDraw=draw;
2343 return;
2344}
2345
2346void AliITSRealignTracks::DeleteDrawHists(){
a70ed6ad 2347 //Delete the pointers to the histograms
2348
e2859055 2349 for (Int_t iLayer = 0; iLayer < (AliGeomManager::kLastLayer - AliGeomManager::kFirstLayer); iLayer++) {
2350 for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer); iModule++) {
2351 delete fAlignDrawObjs[iLayer][iModule];
2352 }
2353 if(fAlignDrawObjs[iLayer])delete [] fAlignDrawObjs[iLayer];
2354 }
2355
2356 delete [] fAlignDrawObjs;
2357 fAlignDrawObjs = 0;
2358
2359
2360 delete fCanvPar;
2361 delete fCanvGr;
2362 delete fgrIterMeanX;
2363 delete fgrIterRMSX;
2364 delete fgrIterMeanY;
2365 delete fgrIterRMSY;
2366 delete fgrIterMeanZ;
2367 delete fgrIterRMSZ;
2368 delete fgrIterMeanPsi;
2369 delete fgrIterRMSPsi;
2370 delete fgrIterMeanTheta;
2371 delete fgrIterRMSTheta;
2372 delete fgrIterMeanPhi;
2373 delete fgrIterRMSPhi;
2374
2375}
2376
2377void AliITSRealignTracks::InitDrawHists(){
a70ed6ad 2378 //Initialize the histograms to monitor the results
2379
e2859055 2380 Int_t nLayers = AliGeomManager::kLastLayer - AliGeomManager::kFirstLayer;
2381 fAlignDrawObjs = new AliAlignObj**[nLayers];
2382 for (Int_t iLayer = 0; iLayer < (AliGeomManager::kLastLayer - AliGeomManager::kFirstLayer); iLayer++) {
2383 fAlignDrawObjs[iLayer] = new AliAlignObj*[AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer)];
2384 for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(iLayer + AliGeomManager::kFirstLayer); iModule++) {
2385 UShort_t volid = AliGeomManager::LayerToVolUID(iLayer+ AliGeomManager::kFirstLayer,iModule);
2386 fAlignDrawObjs[iLayer][iModule] = new AliAlignObjParams(AliGeomManager::SymName(volid),volid,0,0,0,0,0,0,kTRUE);
2387 fAlignDrawObjs[iLayer][iModule]->SetUniqueID(1);
2388 }
2389 }
2390
2391
2392 TH1F *hX=new TH1F("hX","hX",1000,-10000.,10000.);
2393 TH1F *hY=new TH1F("hY","hY",1000,-10000.,10000.);
2394 TH1F *hZ=new TH1F("hZ","hZ",1000,-10000.,10000.);
2395 TH1F *hPsi=new TH1F("hPsi","hPsi",1000,-5000.,5000.);
2396 TH1F *hTheta=new TH1F("hTheta","hTheta",1000,-5000.,5000.);
2397 TH1F *hPhi=new TH1F("hPhi","hPhi",1000,-5000.,5000.);
2398
2399 fCanvPar=new TCanvas("fCanvPar","Parameters trend during iterations: Convergence \n");
2400 fCanvPar->Divide(3,2);
2401 fCanvPar->cd(1);
2402 hX->Draw();
2403 hX->SetXTitle("#mum");
2404 fCanvPar->cd(2);
2405 hY->Draw();
2406 hY->SetXTitle("#mum");
2407 fCanvPar->cd(3);
2408 hZ->SetXTitle("#mum");
2409 hZ->Draw();
2410 fCanvPar->cd(4);
2411 hPsi->SetXTitle("mdeg");
2412 hPsi->Draw();
2413 fCanvPar->cd(5);
2414 hTheta->SetXTitle("mdeg");
2415 hTheta->Draw();
2416 fCanvPar->cd(6);
2417 hPhi->SetXTitle("mdeg");
2418 hPhi->Draw();
2419 fCanvPar->Update();
2420
2421
2422 fCanvGr=new TCanvas("fCanvGr","Parameters trend during iterations: Convergence \n");
2423 fCanvGr->Divide(3,2);
2424
2425 fCanvGr->cd(1);
2426 fgrIterMeanX=new TGraph(1);
2427 fgrIterRMSX=new TGraph(1);
2428 fgrIterRMSX->GetYaxis()->SetRangeUser(-1000.,1000.);
2429 fgrIterRMSX->SetName("fgrIterRMSX");
2430 fgrIterRMSX->SetLineColor(2);
2431 fgrIterMeanX->SetName("fgrIterMeanX");
2432 fgrIterMeanX->SetTitle("Convergence of #deltaX \n");
2433 fgrIterMeanX->GetXaxis()->SetTitle("#mum");
2434 fgrIterRMSX->Draw("acp");
2435 fgrIterMeanX->Draw("cp");
2436
2437 fCanvGr->cd(2);
2438 fgrIterMeanY=new TGraph(1);
2439 fgrIterRMSY=new TGraph(1);
2440 fgrIterRMSY->GetYaxis()->SetRangeUser(-1000.,1000.);
2441 fgrIterRMSY->SetName("fgrIterRMSY");
2442 fgrIterRMSY->SetLineColor(2);
2443 fgrIterMeanY->SetName("fgrIterMeanY");
2444 fgrIterMeanY->SetTitle("Convergence of #deltaY \n");
2445 fgrIterMeanY->GetXaxis()->SetTitle("#mum");
2446 fgrIterRMSY->Draw("acp");
2447 fgrIterMeanY->Draw("cp");
2448
2449 fCanvGr->cd(3);
2450 fgrIterMeanZ=new TGraph(1);
2451 fgrIterRMSZ=new TGraph(1);
2452 fgrIterRMSZ->GetYaxis()->SetRangeUser(-1000.,1000.);
2453 fgrIterRMSZ->SetName("fgrIterRMSZ");
2454 fgrIterRMSZ->SetLineColor(2);
2455 fgrIterMeanZ->SetName("fgrIterMeanZ");
2456 fgrIterMeanZ->SetTitle("Convergence of #deltaZ \n");
2457 fgrIterMeanZ->GetXaxis()->SetTitle("#mum");
2458 fgrIterRMSZ->Draw("acp");
2459 fgrIterMeanZ->Draw("cp");
2460
2461 fCanvGr->cd(4);
2462 fgrIterMeanPsi=new TGraph(1);
2463 fgrIterRMSPsi=new TGraph(1);
2464 fgrIterRMSPsi->GetYaxis()->SetRangeUser(-1000.,1000.);
2465 fgrIterRMSPsi->SetName("fgrIterRMSPsi");
2466 fgrIterRMSPsi->SetLineColor(2);
2467 fgrIterMeanPsi->SetName("fgrIterMeanPsi");
2468 fgrIterMeanPsi->SetTitle("Convergence of #deltaPsi \n");
2469 fgrIterMeanPsi->GetXaxis()->SetTitle("mdeg");
2470 fgrIterRMSPsi->Draw("acp");
2471 fgrIterMeanPsi->Draw("cp");
2472
2473 fCanvGr->cd(5);
2474 fgrIterMeanTheta=new TGraph(1);
2475 fgrIterRMSTheta=new TGraph(1);
2476 fgrIterRMSTheta->GetYaxis()->SetRangeUser(-1000.,1000.);
2477 fgrIterRMSTheta->SetName("fgrIterRMSTheta");
2478 fgrIterRMSTheta->SetLineColor(2);
2479 fgrIterMeanTheta->SetName("fgrIterMeanTheta");
2480 fgrIterMeanTheta->SetTitle("Convergence of #deltaTheta \n");
2481 fgrIterMeanTheta->GetXaxis()->SetTitle("mdeg");
2482 fgrIterRMSTheta->Draw("acp");
2483 fgrIterMeanTheta->Draw("cp");
2484
2485 fCanvGr->cd(6);
2486 fgrIterMeanPhi=new TGraph(1);
2487 fgrIterRMSPhi=new TGraph(1);
2488 fgrIterRMSPhi->GetYaxis()->SetRangeUser(-1000.,1000.);
2489 fgrIterRMSPhi->SetName("fgrIterRMSPhi");
2490 fgrIterRMSPhi->SetLineColor(2);
2491 fgrIterMeanPhi->SetName("fgrIterMeanPhi");
2492 fgrIterMeanPhi->SetTitle("Convergence of #deltaPhi \n");
2493 fgrIterMeanPhi->GetXaxis()->SetTitle("mdeg");
2494 fgrIterRMSPhi->Draw("acp");
2495 fgrIterMeanPhi->Draw("cp");
2496
2497
2498
2499}
2500
2501void AliITSRealignTracks::UpdateDraw(TArrayI *volids,Int_t iter,Int_t color){
a70ed6ad 2502 //Updates the histograms to monitor the results. Only the histograms
2503 //of the volumes specified in *volids will be updated.
2504 // iter is just a flag for the names of the histo
2505 // color specifies the color of the lines of the histograms for this update
e2859055 2506
2507 TString name="hX_";
2508 name+=iter;
2509 name.Append("iter");
2510 TH1F *hX=new TH1F("hX",name.Data(),1000,-10000.,10000.);
2511
2512 name="hY_";
2513 name+=iter;
2514 name.Append("iter");
2515 TH1F *hY=new TH1F("hY",name.Data(),1000,-10000.,10000.);
2516
2517 name="hZ_";
2518 name+=iter;
2519 name.Append("iter");
2520 TH1F *hZ=new TH1F("hZ",name.Data(),1000,-10000.,10000.);
2521
2522 name="hPsi_";
2523 name+=iter;
2524 name.Append("iter");
2525 TH1F *hPsi=new TH1F("hPsi",name.Data(),1000,-5000.,5000.);
2526
2527 name="hTheta_";
2528 name+=iter;
2529 name.Append("iter");
2530 TH1F *hTheta=new TH1F("hTheta",name.Data(),1000,-5000.,5000.);
2531
2532 name="hPhi_";
2533 name+=iter;
2534 name.Append("iter");
2535 TH1F *hPhi=new TH1F("hPhi",name.Data(),1000,-5000.,5000.);
2536
2537 Int_t layer,mod;
2538 Double_t transl[3],rot[3],transldr[3],rotdr[3];
2539
2540 for(Int_t i=0;i<volids->GetSize();i++){
2541 layer=AliGeomManager::VolUIDToLayer(volids->At(i),mod);
2542 fAlignObjs[layer-AliGeomManager::kFirstLayer][mod]->GetPars(transl,rot);
2543 fAlignDrawObjs[layer-AliGeomManager::kFirstLayer][mod]->GetPars(transldr,rotdr);
2544
2545 hX->Fill(10000.*(transl[0]-transldr[0]));
2546 hY->Fill(10000.*(transl[1]-transldr[1]));
2547 hZ->Fill(10000.*(transl[2]-transldr[2]));
2548 hPsi->Fill(1000.*(rot[0]-rotdr[0]));
2549 hTheta->Fill(1000.*(rot[1]-rotdr[1]));
2550 hPhi->Fill(1000.*(rot[1]-rotdr[2]));
2551 //Update the pars of the draw object
2552 fAlignDrawObjs[layer-AliGeomManager::kFirstLayer][mod]->SetPars(transl[0],transl[1],transl[2],rot[0],rot[1],rot[2]);
2553 }
2554
2555 hX->SetLineColor(color);
2556 hY->SetLineColor(color);
2557 hZ->SetLineColor(color);
2558 hPsi->SetLineColor(color);
2559 hTheta->SetLineColor(color);
2560 hPhi->SetLineColor(color);
2561
2562
2563 fCanvPar->cd(1);
2564 hX->Draw("Same");
2565 fCanvPar->cd(2);
2566 hY->Draw("Same");
2567 fCanvPar->cd(3);
2568 hZ->Draw("Same");
2569 fCanvPar->cd(4);
2570 hPsi->Draw("Same");
2571 fCanvPar->cd(5);
2572 hTheta->Draw("Same");
2573 fCanvPar->cd(6);
2574 hPhi->Draw("Same");
2575 gPad->Modified();
2576 fCanvPar->Update();
2577 fCanvPar->Modified();
2578
2579 fgrIterMeanX->SetPoint(fgrIterMeanX->GetN()+1,iter,hX->GetMean());
2580 fgrIterRMSX->SetPoint(fgrIterRMSX->GetN()+1,iter,hX->GetRMS());
2581 fgrIterMeanY->SetPoint(fgrIterMeanY->GetN()+1,iter,hY->GetMean());
2582 fgrIterRMSY->SetPoint(fgrIterRMSY->GetN()+1,iter,hY->GetRMS());
2583 fgrIterMeanZ->SetPoint(fgrIterMeanZ->GetN()+1,iter,hZ->GetMean());
2584 fgrIterRMSZ->SetPoint(fgrIterRMSZ->GetN()+1,iter,hZ->GetRMS());
2585 fgrIterMeanPsi->SetPoint(fgrIterMeanPsi->GetN()+1,iter,hPsi->GetMean());
2586 fgrIterRMSPsi->SetPoint(fgrIterRMSPsi->GetN()+1,iter,hPsi->GetRMS());
2587 fgrIterMeanTheta->SetPoint(fgrIterMeanTheta->GetN()+1,iter,hTheta->GetMean());
2588 fgrIterRMSTheta->SetPoint(fgrIterRMSTheta->GetN()+1,iter,hTheta->GetRMS());
2589 fgrIterMeanPhi->SetPoint(fgrIterMeanPhi->GetN()+1,iter,hPhi->GetMean());
2590 fgrIterRMSPhi->SetPoint(fgrIterRMSPhi->GetN()+1,iter,hPhi->GetRMS());
2591
2592 gPad->Modified();
2593 fCanvGr->Update();
2594 fCanvGr->Update();
2595}
2596
2597void AliITSRealignTracks::WriteHists(const char *outfile){
a70ed6ad 2598 //Writes the histograms for the monitoring of the results
2599 // in a file named "outfile"
e2859055 2600
2601 TFile *f=new TFile(outfile,"RECREATE");
2602 f->cd();
2603 fCanvPar->Write();
2604 fCanvGr->Write();
2605 fgrIterMeanX->Write();
2606 fgrIterRMSX->Write();
2607 fgrIterMeanY->Write();
2608 fgrIterRMSY->Write();
2609 fgrIterMeanZ->Write();
2610 fgrIterRMSZ->Write();
2611 fgrIterMeanPsi->Write();
2612 fgrIterRMSPsi->Write();
2613 fgrIterMeanTheta->Write();
2614 fgrIterRMSTheta->Write();
2615 fgrIterMeanPhi->Write();
2616 fgrIterRMSPhi->Write();
2617
2618 f->Close();
2619 return;
2620
2621}