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da268e11 1/**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3 * *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
6 * *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
15
16
17
18/*
f12abd89 19 Responsible: marian.ivanov@cern.ch
20 Code to analyze the TPC calibration and to produce OCDB entries
21
22
da268e11 23 .x ~/rootlogon.C
24 gSystem->Load("libANALYSIS");
25 gSystem->Load("libTPCcalib");
da268e11 26
27 AliTPCPreprocessorOffline proces;
b322e06a 28 TString ocdbPath="local:////"
29 ocdbPath+=gSystem->GetFromPipe("pwd");
30
31 proces.CalibTimeGain("CalibObjects.root",run0,run1,ocdbPath);
32 proces.CalibTimeVdrift("CalibObjects.root",run0,run1,ocdbPath);
f12abd89 33 // take the raw calibration data from the file CalibObjects.root
34 // and make a OCDB entry with run validity run0-run1
35 // results are stored at the ocdbPath - local or alien ...
36 // default storage ""- data stored at current working directory
da268e11 37
68d461b2 38 e.g.
6d64657a 39 gSystem->Load("libANALYSIS");
40 gSystem->Load("libTPCcalib");
41 AliTPCPreprocessorOffline proces;
42 proces.CalibTimeGain("TPCMultObjects.root",114000,140040,0);
68d461b2 43 TFile oo("OCDB/TPC/Calib/TimeGain/Run114000_121040_v0_s0.root")
44 TObjArray * arr = AliCDBEntry->GetObject()
45 arr->At(4)->Draw("alp")
46
da268e11 47*/
f12abd89 48#include "Riostream.h"
49#include <fstream>
da268e11 50#include "TMap.h"
51#include "TGraphErrors.h"
52#include "AliExternalTrackParam.h"
53#include "TFile.h"
54#include "TGraph.h"
55#include "TMultiGraph.h"
56#include "TCanvas.h"
57#include "THnSparse.h"
58#include "TLegend.h"
59#include "TPad.h"
60#include "TH2D.h"
391ffdb2 61#include "TH3D.h"
da268e11 62#include "AliTPCROC.h"
63#include "AliTPCCalROC.h"
da268e11 64#include "AliESDfriend.h"
da268e11 65#include "AliTPCcalibTime.h"
66#include "AliSplineFit.h"
67#include "AliCDBMetaData.h"
68#include "AliCDBId.h"
69#include "AliCDBManager.h"
70#include "AliCDBStorage.h"
71#include "AliTPCcalibBase.h"
72#include "AliTPCcalibDB.h"
73#include "AliTPCcalibDButil.h"
74#include "AliRelAlignerKalman.h"
75#include "AliTPCParamSR.h"
76#include "AliTPCcalibTimeGain.h"
56b51ad9 77#include "AliTPCcalibGainMult.h"
da268e11 78#include "AliSplineFit.h"
f3023796 79#include "AliTPCComposedCorrection.h"
80#include "AliTPCExBTwist.h"
81#include "AliTPCCalibGlobalMisalignment.h"
82#include "TStatToolkit.h"
83#include "TChain.h"
84#include "TCut.h"
85#include "AliTrackerBase.h"
da268e11 86#include "AliTPCPreprocessorOffline.h"
da268e11 87
88
89ClassImp(AliTPCPreprocessorOffline)
90
91AliTPCPreprocessorOffline::AliTPCPreprocessorOffline():
f12abd89 92 TNamed("TPCPreprocessorOffline","TPCPreprocessorOffline"),
40120adc 93 fMinEntries(500), // minimal number of entries for fit
da268e11 94 startRun(0), // start Run - used to make fast selection in THnSparse
95 endRun(0), // end Run - used to make fast selection in THnSparse
96 startTime(0), // startTime - used to make fast selection in THnSparse
97 endTime(0), // endTime - used to make fast selection in THnSparse
98 ocdbStorage(""), // path to the OCDB storage
99 fVdriftArray(new TObjArray),
100 fTimeDrift(0),
101 fGraphMIP(0), // graph time dependence of MIP
102 fGraphCosmic(0), // graph time dependence at Plateu
391ffdb2 103 fGraphAttachmentMIP(0),
da268e11 104 fFitMIP(0), // fit of dependence - MIP
105 fFitCosmic(0), // fit of dependence - Plateu
106 fGainArray(new TObjArray), // array to be stored in the OCDB
107 fGainMIP(0), // calibration component for MIP
68d461b2 108 fGainCosmic(0), // calibration component for cosmic
56b51ad9 109 fGainMult(0),
f3023796 110 fAlignTree(0), // alignment tree
68d461b2 111 fSwitchOnValidation(kFALSE) // flag to switch on validation of OCDB parameters
da268e11 112{
113 //
f12abd89 114 // default constructor
115 //
da268e11 116}
117
118AliTPCPreprocessorOffline::~AliTPCPreprocessorOffline() {
119 //
120 // Destructor
121 //
122}
123
124
125
126
40120adc 127void AliTPCPreprocessorOffline::GetRunRange(AliTPCcalibTime * const timeDrift){
da268e11 128 //
129 // find the fist and last run
130 //
f12abd89 131 TObjArray *hisArray =timeDrift->GetHistoDrift();
da268e11 132 {for (Int_t i=0; i<hisArray->GetEntriesFast(); i++){
133 THnSparse* addHist=(THnSparse*)hisArray->UncheckedAt(i);
40120adc 134 if (addHist->GetEntries()<fMinEntries) continue;
da268e11 135 if (!addHist) continue;
136 TH1D* histo =addHist->Projection(3);
137 TH1D* histoTime=addHist->Projection(0);
138 printf("%s\t%f\t%d\t%d\n",histo->GetName(), histo->GetEntries(),histo->FindFirstBinAbove(0),histo->FindLastBinAbove(0));
139
140 if (startRun<=0){
141 startRun=histo->FindFirstBinAbove(0);
142 endRun =histo->FindLastBinAbove(0);
143 }else{
144 startRun=TMath::Min(histo->FindFirstBinAbove(0),startRun);
145 endRun =TMath::Max(histo->FindLastBinAbove(0),endRun);
146 }
147 if (startTime==0){
148 startTime=histoTime->FindFirstBinAbove(0);
149 endTime =histoTime->FindLastBinAbove(0);
150 }else{
151 startTime=TMath::Min(histoTime->FindFirstBinAbove(0),startTime);
152 endTime =TMath::Max(histoTime->FindLastBinAbove(0),endTime);
153 }
154 delete histo;
155 delete histoTime;
156 }}
157 if (startRun<0) startRun=0;
158 if (endRun<0) endRun=100000000;
159 printf("Run range :\t%d-%d\n", startRun, endRun);
160 printf("Time range :\t%d-%d\n", startTime, endTime);
161
162}
163
164
165
40120adc 166void AliTPCPreprocessorOffline::CalibTimeVdrift(const Char_t* file, Int_t ustartRun, Int_t uendRun, TString pocdbStorage){
da268e11 167 //
40120adc 168 // make calibration of the drift velocity
169 // Input parameters:
170 // file - the location of input file
171 // ustartRun, uendrun - run validity period
172 // pocdbStorage - path to hte OCDB storage
173 // - if empty - local storage 'pwd' uesed
da268e11 174 if (pocdbStorage.Length()>0) ocdbStorage=pocdbStorage;
175 else
176 ocdbStorage="local://"+gSystem->GetFromPipe("pwd")+"/OCDB";
177 //
178 // 1. Initialization and run range setting
179 TFile fcalib(file);
68d461b2 180 TObjArray * array = (TObjArray*)fcalib.Get("TPCCalib");
181 if (array){
182 fTimeDrift = (AliTPCcalibTime *)array->FindObject("calibTime");
183 } else {
184 fTimeDrift = (AliTPCcalibTime*)fcalib.Get("calibTime");
185 }
186 if(!fTimeDrift) return;
187
da268e11 188 startRun=ustartRun;
189 endRun=ustartRun;
190 TObjArray *hisArray =fTimeDrift->GetHistoDrift();
191 GetRunRange(fTimeDrift);
192 for (Int_t i=0; i<hisArray->GetEntriesFast(); i++){
193 THnSparse* addHist=(THnSparse*)hisArray->At(i);
194 if (!addHist) continue;
195 if (startTime<endTime) addHist->GetAxis(0)->SetRange(startTime-1,endTime+1);
196 if (startRun<endRun) addHist->GetAxis(3)->SetRange(startRun-1,endRun+1);
197 }
198 //
199 //
200 // 2. extraction of the information
201 //
202 fVdriftArray = new TObjArray();
203 AddAlignmentGraphs(fVdriftArray,fTimeDrift);
40120adc 204 AddHistoGraphs(fVdriftArray,fTimeDrift,fMinEntries);
da268e11 205 AddLaserGraphs(fVdriftArray,fTimeDrift);
206 //
207 // 3. Append QA plots
208 //
209 MakeDefaultPlots(fVdriftArray,fVdriftArray);
68d461b2 210
da268e11 211 //
68d461b2 212 // 4. validate OCDB entries
da268e11 213 //
68d461b2 214 if(fSwitchOnValidation==kTRUE && ValidateTimeDrift()==kFALSE) {
215 Printf("TPC time drift OCDB parameters out of range!");
216 return;
217 }
f3023796 218 //
219 //4.b make alignment
220 //
221 MakeFitTime();
222 TFile * ftime= TFile::Open("fitITSVertex.root");
223 if (ftime){
224 TObject * alignmentTime=ftime->Get("FitCorrectionTime");
225 if (alignmentTime) fVdriftArray->AddLast(alignmentTime);
226 }
68d461b2 227 //
228 //
229 // 5. update of OCDB
da268e11 230 //
231 //
da268e11 232 UpdateOCDBDrift(ustartRun,uendRun,ocdbStorage);
233}
234
235void AliTPCPreprocessorOffline::UpdateOCDBDrift( Int_t ustartRun, Int_t uendRun, const char* storagePath ){
236 //
237 // Update OCDB
238 //
239 AliCDBMetaData *metaData= new AliCDBMetaData();
240 metaData->SetObjectClassName("TObjArray");
241 metaData->SetResponsible("Marian Ivanov");
242 metaData->SetBeamPeriod(1);
243 metaData->SetAliRootVersion("05-25-01"); //root version
244 metaData->SetComment("Calibration of the time dependence of the drift velocity");
245 AliCDBId* id1=NULL;
246 id1=new AliCDBId("TPC/Calib/TimeDrift", ustartRun, uendRun);
247 AliCDBStorage* gStorage = AliCDBManager::Instance()->GetStorage(storagePath);
248 gStorage->Put(fVdriftArray, (*id1), metaData);
249}
250
68d461b2 251Bool_t AliTPCPreprocessorOffline::ValidateTimeGain(Double_t minGain, Double_t maxGain)
252{
253 //
254 // Validate time gain corrections
255 //
256 Printf("ValidateTimeGain..." );
257
258 TGraphErrors *gr = (TGraphErrors*)fGainArray->FindObject("TGRAPHERRORS_MEAN_GAIN_BEAM_ALL");
259 if(!gr) return kFALSE;
260 if(gr->GetN()<1) return kFALSE;
261
262 // check whether gain in the range
263 for(Int_t iPoint=0; iPoint<gr->GetN(); iPoint++)
264 {
265 if(gr->GetY()[iPoint] < minGain || gr->GetY()[iPoint] > maxGain)
266 return kFALSE;
267 }
268
269return kTRUE;
270}
271
da268e11 272
68d461b2 273Bool_t AliTPCPreprocessorOffline::ValidateTimeDrift(Double_t maxVDriftCorr)
274{
275 //
276 // Validate time drift velocity corrections
277 //
278 Printf("ValidateTimeDrift..." );
279
280 TGraphErrors* gr = (TGraphErrors*)fVdriftArray->FindObject("ALIGN_ITSB_TPC_DRIFTVD");
281 if(!gr) return kFALSE;
282 if(gr->GetN()<1) return kFALSE;
283
284 // check whether drift velocity corrections in the range
285 for(Int_t iPoint = 0; iPoint<gr->GetN(); iPoint++)
286 {
287 if(TMath::Abs(gr->GetY()[iPoint]) > maxVDriftCorr)
288 return kFALSE;
289 }
290
291return kTRUE;
292}
da268e11 293
40120adc 294void AliTPCPreprocessorOffline::UpdateDriftParam(AliTPCParam *param, TObjArray *const arr, Int_t lstartRun){
da268e11 295 //
296 // update the OCDB entry for the nominal time0
297 //
298 //
299 // AliTPCParam * param = AliTPCcalibDB::Instance()->GetParameters();
300 AliTPCParam *paramNew = (AliTPCParam *)param->Clone();
301 TGraphErrors *grT = (TGraphErrors *)arr->FindObject("ALIGN_ITSM_TPC_T0");
302 Double_t deltaTcm = TMath::Median(grT->GetN(),grT->GetY());
303 Double_t deltaT = deltaTcm/param->GetDriftV();
304 paramNew->SetL1Delay(param->GetL1Delay()-deltaT);
305 paramNew->Update();
306
307 AliCDBMetaData *metaData= new AliCDBMetaData();
308 metaData->SetObjectClassName("TObjArray");
309 metaData->SetResponsible("Marian Ivanov");
310 metaData->SetBeamPeriod(1);
311 metaData->SetAliRootVersion("05-25-02"); //root version
312 metaData->SetComment("Updated calibration of nominal time 0");
313 AliCDBId* id1=NULL;
f12abd89 314 id1=new AliCDBId("TPC/Calib/Parameters", lstartRun, AliCDBRunRange::Infinity());
da268e11 315 AliCDBStorage* gStorage = AliCDBManager::Instance()->GetStorage(ocdbStorage);
316 gStorage->Put(param, (*id1), metaData);
317
318}
319
320
321void AliTPCPreprocessorOffline::PrintArray(TObjArray *array){
322 //
40120adc 323 // Print the names of the entries in array
da268e11 324 //
325 Int_t entries = array->GetEntries();
326 for (Int_t i=0; i<entries; i++){
327 if (!array->At(i)) continue;
328 printf("%d\t %s\n", i, array->At(i)->GetName());
329 }
330}
331
332
333
334TGraphErrors* AliTPCPreprocessorOffline::FilterGraphDrift(TGraphErrors * graph, Float_t errSigmaCut, Float_t medianCutAbs){
335 // 2 filters:
336 // 1. filter graph - error cut errSigmaCut
337 // 2. filter graph - medianCutAbs around median
338 //
339 // errSigmaCut - cut on error
340 // medianCutAbs - cut on value around median
341 Double_t dummy=0; //
342 //
343 // 1. filter graph - error cut errSigmaCut
344 //
345 TGraphErrors *graphF;
346 graphF = AliTPCcalibDButil::FilterGraphMedianErr(graph,errSigmaCut,dummy);
347 delete graph;
348 if (!graphF) return 0;
349 graph = AliTPCcalibDButil::FilterGraphMedianErr(graphF,errSigmaCut,dummy);
350 delete graphF;
351 if (!graph) return 0;
352 //
353 // filter graph - kMedianCutAbs around median
354 //
355 graphF=FilterGraphMedianAbs(graph, medianCutAbs,dummy);
356 delete graph;
357 if (!graphF) return 0;
358 graph=FilterGraphMedianAbs(graphF, medianCutAbs,dummy);
359 delete graphF;
360 if (!graph) return 0;
361 return graph;
362}
363
364
365
366TGraphErrors* AliTPCPreprocessorOffline::FilterGraphMedianAbs(TGraphErrors * graph, Float_t cut,Double_t &medianY){
367 //
368 // filter outlyer measurement
369 // Only points around median +- cut filtered
370 //
371 if (!graph) return 0;
372 Int_t kMinPoints=2;
373 Int_t npoints0 = graph->GetN();
374 Int_t npoints=0;
375 Float_t rmsY=0;
376 Double_t *outx=new Double_t[npoints0];
377 Double_t *outy=new Double_t[npoints0];
378 Double_t *errx=new Double_t[npoints0];
379 Double_t *erry=new Double_t[npoints0];
380 //
381 //
382 if (npoints0<kMinPoints) return 0;
383 for (Int_t iter=0; iter<3; iter++){
384 npoints=0;
385 for (Int_t ipoint=0; ipoint<npoints0; ipoint++){
386 if (graph->GetY()[ipoint]==0) continue;
387 if (iter>0 &&TMath::Abs(graph->GetY()[ipoint]-medianY)>cut) continue;
388 outx[npoints] = graph->GetX()[ipoint];
389 outy[npoints] = graph->GetY()[ipoint];
390 errx[npoints] = graph->GetErrorX(ipoint);
391 erry[npoints] = graph->GetErrorY(ipoint);
392 npoints++;
393 }
394 if (npoints<=1) break;
395 medianY =TMath::Median(npoints,outy);
396 rmsY =TMath::RMS(npoints,outy);
397 }
398 TGraphErrors *graphOut=0;
399 if (npoints>1) graphOut= new TGraphErrors(npoints,outx,outy,errx,erry);
831e26ce 400 delete []outx;
401 delete []outy;
402 delete []errx;
403 delete []erry;
da268e11 404 return graphOut;
405}
406
407
40120adc 408void AliTPCPreprocessorOffline::AddHistoGraphs( TObjArray * vdriftArray, AliTPCcalibTime * const timeDrift, Int_t minEntries){
da268e11 409 //
410 // Add graphs corresponding to the alignment
411 //
412 const Double_t kErrSigmaCut=5; // error sigma cut - for filtering
413 const Double_t kMedianCutAbs=0.03; // error sigma cut - for filtering
414 //
415 TObjArray * array=timeDrift->GetHistoDrift();
416 if (array){
417 THnSparse* hist=NULL;
418 // 2.a) cosmics with different triggers
419 for (Int_t i=0; i<array->GetEntriesFast();i++){
420 hist=(THnSparseF*)array->UncheckedAt(i);
421 if(!hist) continue;
422 if (hist->GetEntries()<minEntries) continue;
423 //hist->Print();
424 TString name=hist->GetName();
425 Int_t dim[4]={0,1,2,3};
426 THnSparse* newHist=hist->Projection(4,dim);
427 newHist->SetName(name);
428 TGraphErrors* graph=AliTPCcalibBase::FitSlices(newHist,2,0,400,100,0.05,0.95, kTRUE);
429 printf("name=%s graph=%i, N=%i\n", name.Data(), graph==0, graph->GetN());
430 Int_t pos=name.Index("_");
431 name=name(pos,name.Capacity()-pos);
432 TString graphName=graph->ClassName();
433 graphName+=name;
434 graphName.ToUpper();
435 //
436 graph = FilterGraphDrift(graph, kErrSigmaCut, kMedianCutAbs);
437 if (!graph) {
438 printf("Graph =%s filtered out\n", name.Data());
439 continue;
56b51ad9 440 }
441 //
831e26ce 442 if (graph){
56b51ad9 443 graph->SetMarkerStyle(i%8+20);
444 graph->SetMarkerColor(i%7);
445 graph->GetXaxis()->SetTitle("Time");
446 graph->GetYaxis()->SetTitle("v_{dcor}");
447 graph->SetName(graphName);
448 graph->SetTitle(graphName);
449 printf("Graph %d\t=\t%s\n", i, graphName.Data());
450 vdriftArray->Add(graph);
da268e11 451 }
da268e11 452 }
453 }
454}
455
456
457
458
40120adc 459void AliTPCPreprocessorOffline::AddAlignmentGraphs( TObjArray * vdriftArray, AliTPCcalibTime *const timeDrift){
da268e11 460 //
461 // Add graphs corresponding to alignment to the object array
462 //
463 TObjArray *arrayITS=0;
464 TObjArray *arrayTOF=0;
465 TObjArray *arrayTRD=0;
466 TMatrixD *mstatITS=0;
467 TMatrixD *mstatTOF=0;
468 TMatrixD *mstatTRD=0;
469 //
470 arrayITS=timeDrift->GetAlignITSTPC();
471 arrayTRD=timeDrift->GetAlignTRDTPC();
472 arrayTOF=timeDrift->GetAlignTOFTPC();
473
474 if (arrayITS->GetEntries()>0) mstatITS= AliTPCcalibDButil::MakeStatRelKalman(arrayITS,0.9,50,0.025);
475 if (arrayTOF->GetEntries()>0) mstatTOF= AliTPCcalibDButil::MakeStatRelKalman(arrayTOF,0.9,1000,0.025);
476 if (arrayTRD->GetEntries()>0) mstatTRD= AliTPCcalibDButil::MakeStatRelKalman(arrayTRD,0.9,50,0.025);
477 //
478 TObjArray * arrayITSP= AliTPCcalibDButil::SmoothRelKalman(arrayITS,*mstatITS, 0, 5.);
479 TObjArray * arrayITSM= AliTPCcalibDButil::SmoothRelKalman(arrayITS,*mstatITS, 1, 5.);
480 TObjArray * arrayITSB= AliTPCcalibDButil::SmoothRelKalman(arrayITSP,arrayITSM);
481 TObjArray * arrayTOFP= AliTPCcalibDButil::SmoothRelKalman(arrayTOF,*mstatTOF, 0, 5.);
482 TObjArray * arrayTOFM= AliTPCcalibDButil::SmoothRelKalman(arrayTOF,*mstatTOF, 1, 5.);
483 TObjArray * arrayTOFB= AliTPCcalibDButil::SmoothRelKalman(arrayTOFP,arrayTOFM);
484
485 TObjArray * arrayTRDP= 0x0;
486 TObjArray * arrayTRDM= 0x0;
487 TObjArray * arrayTRDB= 0x0;
488 arrayTRDP= AliTPCcalibDButil::SmoothRelKalman(arrayTRD,*mstatTRD, 0, 5.);
489 arrayTRDM= AliTPCcalibDButil::SmoothRelKalman(arrayTRD,*mstatTRD, 1, 5.);
490 arrayTRDB= AliTPCcalibDButil::SmoothRelKalman(arrayTRDP,arrayTRDM);
491 //
492 //
493 Int_t entries=TMath::Max(arrayITS->GetEntriesFast(),arrayTOF->GetEntriesFast());
494 TObjArray *arrays[12]={arrayITS, arrayITSP, arrayITSM, arrayITSB,
495 arrayTRD, arrayTRDP, arrayTRDM, arrayTRDB,
496 arrayTOF, arrayTOFP, arrayTOFM, arrayTOFB};
497 TString grnames[12]={"ALIGN_ITS", "ALIGN_ITSP", "ALIGN_ITSM", "ALIGN_ITSB",
498 "ALIGN_TRD", "ALIGN_TRDP", "ALIGN_TRDM","ALIGN_TRDB",
499 "ALIGN_TOF", "ALIGN_TOFP", "ALIGN_TOFM","ALIGN_TOFB"};
500 TString grpar[9]={"DELTAPSI", "DELTATHETA", "DELTAPHI",
501 "DELTAX", "DELTAY", "DELTAZ",
502 "DRIFTVD", "T0", "VDGY"};
503
504
505 TVectorD vX(entries);
506 TVectorD vY(entries);
507 TVectorD vEx(entries);
508 TVectorD vEy(entries);
509 TObjArray *arr=0;
510 for (Int_t iarray=0; iarray<12; iarray++){
511 arr = arrays[iarray];
512 if (arr==0) continue;
513 for (Int_t ipar=0; ipar<9; ipar++){
514 Int_t counter=0;
515 for (Int_t itime=0; itime<arr->GetEntriesFast(); itime++){
516 AliRelAlignerKalman * kalman = (AliRelAlignerKalman *) arr->UncheckedAt(itime);
517 if (!kalman) continue;
518 vX[counter]=kalman->GetTimeStamp();
519 vY[counter]=(*(kalman->GetState()))[ipar];
520 if (ipar==6) vY[counter]=1./(*(kalman->GetState()))[ipar]-1;
521 vEx[counter]=0;
522 vEy[counter]=TMath::Sqrt((*(kalman->GetStateCov()))(ipar,ipar));
523 counter++;
524 }
525
526 TGraphErrors * graph=new TGraphErrors(counter, vX.GetMatrixArray(),
527 vY.GetMatrixArray(),
528 vEx.GetMatrixArray(),
529 vEy.GetMatrixArray());
530 TString grName=grnames[iarray];
531 grName+="_TPC_";
532 grName+=grpar[ipar];
533 graph->SetName(grName.Data());
534 vdriftArray->AddLast(graph);
535 }
536 }
537}
538
539
540
541
542void AliTPCPreprocessorOffline::AddLaserGraphs( TObjArray * vdriftArray, AliTPCcalibTime *timeDrift){
543 //
544 // add graphs for laser
545 //
546 const Double_t delayL0L1 = 0.071; //this is hack for 1/2 weeks
547 THnSparse *hisN=0;
548 TGraphErrors *grLaser[6]={0,0,0,0,0,0};
549 hisN = timeDrift->GetHistVdriftLaserA(0);
550 if (timeDrift->GetHistVdriftLaserA(0)){
551 grLaser[0]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserA(0),0,2,5,delayL0L1);
552 grLaser[0]->SetName("GRAPH_MEAN_DELAY_LASER_ALL_A");
553 vdriftArray->AddLast(grLaser[0]);
554 }
555 if (timeDrift->GetHistVdriftLaserA(1)){
556 grLaser[1]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserA(1),0,2,5);
557 grLaser[1]->SetName("GRAPH_MEAN_DRIFT_LASER_ALL_A");
558 vdriftArray->AddLast(grLaser[1]);
559 }
560 if (timeDrift->GetHistVdriftLaserA(2)){
561 grLaser[2]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserA(2),0,2,5);
562 grLaser[2]->SetName("GRAPH_MEAN_GLOBALYGRADIENT_LASER_ALL_A");
563 vdriftArray->AddLast(grLaser[2]);
564 }
565 if (timeDrift->GetHistVdriftLaserC(0)){
566 grLaser[3]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserC(0),0,2,5,delayL0L1);
567 grLaser[3]->SetName("GRAPH_MEAN_DELAY_LASER_ALL_C");
568 vdriftArray->AddLast(grLaser[3]);
569 }
570 if (timeDrift->GetHistVdriftLaserC(1)){
571 grLaser[4]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserC(1),0,2,5);
572 grLaser[4]->SetName("GRAPH_MEAN_DRIFT_LASER_ALL_C");
573 vdriftArray->AddLast(grLaser[4]);
574 }
575 if (timeDrift->GetHistVdriftLaserC(2)){
576 grLaser[5]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserC(2),0,2,5);
577 grLaser[5]->SetName("GRAPH_MEAN_GLOBALYGRADIENT_LASER_ALL_C");
578 vdriftArray->AddLast(grLaser[5]);
579 }
580 for (Int_t i=0; i<6;i++){
581 if (grLaser[i]) {
582 SetDefaultGraphDrift(grLaser[i], 1,(i+20));
583 grLaser[i]->GetYaxis()->SetTitle("Laser Correction");
584 }
585 }
586}
587
588
589TGraphErrors * AliTPCPreprocessorOffline::MakeGraphFilter0(THnSparse *hisN, Int_t itime, Int_t ival, Int_t minEntries, Double_t offset){
590 //
591 // Make graph with mean values and rms
592 //
593 hisN->GetAxis(itime)->SetRange(0,100000000);
594 hisN->GetAxis(ival)->SetRange(0,100000000);
595 TH1 * hisT = hisN->Projection(itime);
596 TH1 * hisV = hisN->Projection(ival);
597 //
598 Int_t firstBinA = hisT->FindFirstBinAbove(2);
599 Int_t lastBinA = hisT->FindLastBinAbove(2);
600 Int_t firstBinV = hisV->FindFirstBinAbove(0);
601 Int_t lastBinV = hisV->FindLastBinAbove(0);
602 hisN->GetAxis(itime)->SetRange(firstBinA,lastBinA);
603 hisN->GetAxis(ival)->SetRange(firstBinV,lastBinV);
604 Int_t entries=0;
68d461b2 605 for (Int_t ibin=firstBinA; ibin<=lastBinA; ibin++){
da268e11 606 Double_t cont = hisT->GetBinContent(ibin);
607 if (cont<minEntries) continue;
608 entries++;
609 }
610 TVectorD vecTime(entries);
611 TVectorD vecMean0(entries);
612 TVectorD vecRMS0(entries);
613 TVectorD vecMean1(entries);
614 TVectorD vecRMS1(entries);
615 entries=0;
68d461b2 616 for (Int_t ibin=firstBinA; ibin<=lastBinA; ibin++){
da268e11 617 Double_t cont = hisT->GetBinContent(ibin);
618 if (cont<minEntries) continue;
68d461b2 619 //hisN->GetAxis(itime)->SetRange(ibin-1,ibin+1);
620 Int_t minBin = ibin-1;
621 Int_t maxBin = ibin+1;
622 if(minBin <= 0) minBin = 1;
623 if(maxBin >= hisN->GetAxis(itime)->GetNbins()) maxBin = hisN->GetAxis(itime)->GetNbins()-1;
624 hisN->GetAxis(itime)->SetRange(minBin,maxBin);
625
da268e11 626 Double_t time = hisT->GetBinCenter(ibin);
627 TH1 * his = hisN->Projection(ival);
628 Double_t nentries0= his->GetBinContent(his->FindBin(0));
629 if (cont-nentries0<minEntries) continue;
630 //
631 his->SetBinContent(his->FindBin(0),0);
632 vecTime[entries]=time;
633 vecMean0[entries]=his->GetMean()+offset;
634 vecMean1[entries]=his->GetMeanError();
635 vecRMS0[entries] =his->GetRMS();
636 vecRMS1[entries] =his->GetRMSError();
637 delete his;
638 entries++;
68d461b2 639 }
da268e11 640 delete hisT;
641 delete hisV;
642 TGraphErrors * graph = new TGraphErrors(entries,vecTime.GetMatrixArray(), vecMean0.GetMatrixArray(), 0, vecMean1.GetMatrixArray());
643 return graph;
644}
645
646
647
648
649
650
651
652
653void AliTPCPreprocessorOffline::SetDefaultGraphDrift(TGraph *graph, Int_t color, Int_t style){
654 //
40120adc 655 // Set default style for QA views
da268e11 656 //
657 graph->GetXaxis()->SetTimeDisplay(kTRUE);
658 graph->GetXaxis()->SetTimeFormat("#splitline{%d/%m}{%H:%M}");
659 graph->SetMaximum( 0.025);
660 graph->SetMinimum(-0.025);
661 graph->GetXaxis()->SetTitle("Time");
662 graph->GetYaxis()->SetTitle("v_{dcorr}");
663 //
664 graph->GetYaxis()->SetLabelSize(0.03);
665 graph->GetXaxis()->SetLabelSize(0.03);
666 //
667 graph->GetXaxis()->SetNdivisions(10,5,0);
668 graph->GetYaxis()->SetNdivisions(10,5,0);
669 //
670 graph->GetXaxis()->SetLabelOffset(0.02);
671 graph->GetYaxis()->SetLabelOffset(0.005);
672 //
673 graph->GetXaxis()->SetTitleOffset(1.3);
674 graph->GetYaxis()->SetTitleOffset(1.2);
675 //
676 graph->SetMarkerColor(color);
677 graph->SetLineColor(color);
678 graph->SetMarkerStyle(style);
679}
680
681void AliTPCPreprocessorOffline::SetPadStyle(TPad *pad, Float_t mx0, Float_t mx1, Float_t my0, Float_t my1){
40120adc 682 //
683 // Set default pad style for QA
684 //
da268e11 685 pad->SetTicks(1,1);
686 pad->SetMargin(mx0,mx1,my0,my1);
687}
688
689
68d461b2 690void AliTPCPreprocessorOffline::MakeDefaultPlots(TObjArray * const arr, TObjArray * /*picArray*/){
da268e11 691 //
40120adc 692 // 0. make a default QA plots
693 // 1. Store them in the array
da268e11 694 //
695 //
da268e11 696 Float_t mx0=0.12, mx1=0.1, my0=0.15, my1=0.1;
697 //
698 TGraphErrors* laserA =(TGraphErrors*)arr->FindObject("GRAPH_MEAN_DRIFT_LASER_ALL_A");
699 TGraphErrors* laserC =(TGraphErrors*)arr->FindObject("GRAPH_MEAN_DRIFT_LASER_ALL_C");
700 TGraphErrors* cosmic =(TGraphErrors*)arr->FindObject("TGRAPHERRORS_MEAN_VDRIFT_COSMICS_ALL");
701 TGraphErrors* cross =(TGraphErrors*)arr->FindObject("TGRAPHERRORS_VDRIFT_CROSS_ALL");
702 TGraphErrors* itstpcP =(TGraphErrors*)arr->FindObject("ALIGN_ITSP_TPC_DRIFTVD");
703 TGraphErrors* itstpcM =(TGraphErrors*)arr->FindObject("ALIGN_ITSM_TPC_DRIFTVD");
704 TGraphErrors* itstpcB =(TGraphErrors*)arr->FindObject("ALIGN_ITSB_TPC_DRIFTVD");
705 //
706 if (laserA) SetDefaultGraphDrift(laserA,2,25);
707 if (laserC) SetDefaultGraphDrift(laserC,4,26);
708 if (cosmic) SetDefaultGraphDrift(cosmic,3,27);
709 if (cross) SetDefaultGraphDrift(cross,4,28);
710 if (itstpcP) SetDefaultGraphDrift(itstpcP,2,29);
711 if (itstpcM) SetDefaultGraphDrift(itstpcM,4,30);
712 if (itstpcB) SetDefaultGraphDrift(itstpcB,1,31);
713 //
714 //
715 TPad *pad=0;
716 //
717 // Laser-Laser
718 //
719 if (laserA&&laserC){
720 pad = new TCanvas("TPCLaserVDrift","TPCLaserVDrift");
721 laserA->Draw("alp");
722 SetPadStyle(pad,mx0,mx1,my0,my1);
723 laserA->Draw("apl");
724 laserC->Draw("p");
725 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
726 legend->AddEntry(laserA,"Laser A side");
727 legend->AddEntry(laserC,"Laser C side");
728 legend->Draw();
68d461b2 729 //picArray->AddLast(pad);
da268e11 730 }
731
831e26ce 732 if (itstpcP&&itstpcM&&itstpcB){
da268e11 733 pad = new TCanvas("ITSTPC","ITSTPC");
734 itstpcP->Draw("alp");
735 SetPadStyle(pad,mx0,mx1,my0,my1);
736 itstpcP->Draw("alp");
737 gPad->Clear();
738 itstpcM->Draw("apl");
739 itstpcP->Draw("p");
740 itstpcB->Draw("p");
741 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
742 legend->AddEntry(itstpcP,"ITS-TPC smooth plus");
743 legend->AddEntry(itstpcM,"ITS-TPC smooth minus");
744 legend->AddEntry(itstpcB,"ITS-TPC smooth ");
745 legend->Draw();
68d461b2 746 //picArray->AddLast(pad);
da268e11 747 }
748
831e26ce 749 if (itstpcB&&laserA&&itstpcP&&itstpcM){
da268e11 750 pad = new TCanvas("ITSTPC_LASER","ITSTPC_LASER");
751 SetPadStyle(pad,mx0,mx1,my0,my1);
752 laserA->Draw("alp");
753 itstpcP->Draw("p");
754 itstpcM->Draw("p");
755 itstpcB->Draw("p");
756 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
757 legend->AddEntry(laserA,"TPC laser");
758 legend->AddEntry(itstpcP,"ITS-TPC smooth plus");
759 legend->AddEntry(itstpcM,"ITS-TPC smooth minus");
760 legend->AddEntry(itstpcB,"ITS-TPC smooth ");
761 legend->Draw();
68d461b2 762 //picArray->AddLast(pad);
da268e11 763 }
764
765 if (itstpcP&&cross){
766 pad = new TCanvas("ITSTPC_CROSS","ITSTPC_CROSS");
767 SetPadStyle(pad,mx0,mx1,my0,my1);
768 itstpcP->Draw("alp");
769 pad->Clear();
770 cross->Draw("ap");
771 itstpcP->Draw("p");
772 //
773 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
774
775 legend->AddEntry(cross,"TPC cross tracks");
776 legend->AddEntry(itstpcB,"ITS-TPC smooth");
777 legend->Draw();
68d461b2 778 //picArray->AddLast(pad);
da268e11 779 }
780 if (itstpcP&&cosmic){
781 pad = new TCanvas("ITSTPC_COSMIC","ITSTPC_COSMIC");
782 SetPadStyle(pad,mx0,mx1,my0,my1);
783 itstpcP->Draw("alp");
784 pad->Clear();
785 cosmic->Draw("ap");
786 itstpcP->Draw("p");
787 //
788 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
789
790 legend->AddEntry(cosmic,"TPC cross tracks0 up-down");
791 legend->AddEntry(itstpcB,"ITS-TPC smooth");
792 legend->Draw();
68d461b2 793 //picArray->AddLast(pad);
da268e11 794 }
795}
796
797
798
799
40120adc 800void AliTPCPreprocessorOffline::CalibTimeGain(const Char_t* fileName, Int_t startRunNumber, Int_t endRunNumber, TString pocdbStorage){
da268e11 801 //
802 // Update OCDB gain
803 //
68d461b2 804 if (pocdbStorage.Length()==0) pocdbStorage+="local://"+gSystem->GetFromPipe("pwd")+"/OCDB";
805
806 //
807 // 1. Read gain values
808 //
da268e11 809 ReadGainGlobal(fileName);
68d461b2 810
811 //
812 // 2. Extract calibration values
813 //
da268e11 814 AnalyzeGain(startRunNumber,endRunNumber, 1000,1.43);
391ffdb2 815 AnalyzeAttachment(startRunNumber,endRunNumber);
56b51ad9 816 AnalyzePadRegionGain();
6d64657a 817 AnalyzeGainMultiplicity();
68d461b2 818 //
819 // 3. Make control plots
820 //
821 MakeQAPlot(1.43);
da268e11 822
68d461b2 823 //
824 // 4. validate OCDB entries
825 //
826 if(fSwitchOnValidation==kTRUE && ValidateTimeGain()==kFALSE) {
827 Printf("TPC time gain OCDB parameters out of range!");
828 return;
829 }
da268e11 830
68d461b2 831 //
832 // 5. Update OCDB
833 //
834 UpdateOCDBGain( startRunNumber, endRunNumber, pocdbStorage.Data());
835}
da268e11 836
40120adc 837void AliTPCPreprocessorOffline::ReadGainGlobal(const Char_t* fileName){
da268e11 838 //
839 // read calibration entries from file
840 //
841 TFile fcalib(fileName);
842 TObjArray * array = (TObjArray*)fcalib.Get("TPCCalib");
843 if (array){
844 fGainMIP = ( AliTPCcalibTimeGain *)array->FindObject("calibTimeGain");
845 fGainCosmic = ( AliTPCcalibTimeGain *)array->FindObject("calibTimeGainCosmic");
56b51ad9 846 fGainMult = ( AliTPCcalibGainMult *)array->FindObject("calibGainMult");
da268e11 847 }else{
848 fGainMIP = ( AliTPCcalibTimeGain *)fcalib.Get("calibTimeGain");
849 fGainCosmic = ( AliTPCcalibTimeGain *)fcalib.Get("calibTimeGainCosmic");
56b51ad9 850 fGainMult = ( AliTPCcalibGainMult *)fcalib.Get("calibGainMult");
da268e11 851 }
f8d8b429 852 if (!fGainMult){
853 TFile fcalibMult("TPCMultObjects.root");
854 fGainMult = ( AliTPCcalibGainMult *)fcalibMult.Get("calibGainMult");
855 }
da268e11 856 TH1 * hisT=0;
857 Int_t firstBinA =0, lastBinA=0;
858
859 if (fGainCosmic){
860 hisT= fGainCosmic->GetHistGainTime()->Projection(1);
861 firstBinA = hisT->FindFirstBinAbove(2);
862 lastBinA = hisT->FindLastBinAbove(2);
863 fGainCosmic->GetHistGainTime()->GetAxis(1)->SetRange(firstBinA,lastBinA);
864 delete hisT;
865 }
866
867 if (fGainMIP){
868 hisT= fGainMIP->GetHistGainTime()->Projection(1);
869 firstBinA = hisT->FindFirstBinAbove(2);
870 lastBinA = hisT->FindLastBinAbove(2);
871 fGainMIP->GetHistGainTime()->GetAxis(1)->SetRange(firstBinA,lastBinA);
872 delete hisT;
873 }
874
875}
876
877
878
879Bool_t AliTPCPreprocessorOffline::AnalyzeGain(Int_t startRunNumber, Int_t endRunNumber, Int_t minEntriesGaussFit, Float_t FPtoMIPratio){
880 //
40120adc 881 // Analyze gain - produce the calibration graphs
da268e11 882 //
68d461b2 883
da268e11 884 // 1.) try to create MIP spline
68d461b2 885 if (fGainMIP)
886 {
887 fGainMIP->GetHistGainTime()->GetAxis(5)->SetRangeUser(startRunNumber, endRunNumber);
888 fGainMIP->GetHistGainTime()->GetAxis(2)->SetRangeUser(1.51,2.49); // only beam data
889 fGainMIP->GetHistGainTime()->GetAxis(4)->SetRangeUser(0.39,0.51); // only MIP pions
890 //
891 fGraphMIP = AliTPCcalibBase::FitSlices(fGainMIP->GetHistGainTime(),0,1,minEntriesGaussFit,10,0.1,0.7);
892 if (fGraphMIP->GetN()==0) fGraphMIP = 0x0;
893 if (fGraphMIP) fFitMIP = AliTPCcalibTimeGain::MakeSplineFit(fGraphMIP);
894 if (fGraphMIP) fGraphMIP->SetName("TGRAPHERRORS_MEAN_GAIN_BEAM_ALL");// set proper names according to naming convention
895 fGainArray->AddAt(fFitMIP,0);
896 }
da268e11 897
898 // 2.) try to create Cosmic spline
68d461b2 899 if (fGainCosmic)
900 {
6c8b3862 901 fGainCosmic->GetHistGainTime()->GetAxis(2)->SetRangeUser(0.51,1.49); // only cosmics
902 fGainCosmic->GetHistGainTime()->GetAxis(4)->SetRangeUser(20,100); // only Fermi-Plateau muons
903 //
904 fGraphCosmic = AliTPCcalibBase::FitSlices(fGainCosmic->GetHistGainTime(),0,1,minEntriesGaussFit,10);
905 if (fGraphCosmic->GetN()==0) fGraphCosmic = 0x0;
906 //
907 if (fGraphCosmic) {
908 for(Int_t i=0; i < fGraphCosmic->GetN(); i++) {
909 fGraphCosmic->GetY()[i] /= FPtoMIPratio;
910 fGraphCosmic->GetEY()[i] /= FPtoMIPratio;
911 }
da268e11 912 }
6c8b3862 913 //
914 if (fGraphCosmic) fFitCosmic = AliTPCcalibTimeGain::MakeSplineFit(fGraphCosmic);
915 if (fGraphCosmic) fGraphCosmic->SetName("TGRAPHERRORS_MEAN_GAIN_COSMIC_ALL"); // set proper names according to naming convention
916 fGainArray->AddAt(fFitCosmic,1);
da268e11 917 }
da268e11 918 // with naming convention and backward compatibility
919 fGainArray->AddAt(fGraphMIP,2);
920 fGainArray->AddAt(fGraphCosmic,3);
921 cout << "fGraphCosmic: " << fGraphCosmic << " fGraphMIP " << fGraphMIP << endl;
922 return kTRUE;
923
924}
925
391ffdb2 926Bool_t AliTPCPreprocessorOffline::AnalyzeAttachment(Int_t startRunNumber, Int_t endRunNumber, Int_t minEntriesFit) {
927 //
928 // determine slope as a function of mean driftlength
929 //
68d461b2 930 if(!fGainMIP) return kFALSE;
931
391ffdb2 932 fGainMIP->GetHistGainTime()->GetAxis(5)->SetRangeUser(startRunNumber, endRunNumber);
933 //
934 fGainMIP->GetHistGainTime()->GetAxis(2)->SetRangeUser(1.51,2.49); // only beam data
935 fGainMIP->GetHistGainTime()->GetAxis(4)->SetRangeUser(0.39,0.51); // only MIP pions
936 //
68d461b2 937 fGainMIP->GetHistGainTime()->GetAxis(3)->SetRangeUser(125,250);// only full tracking region (driftlength)
938 fGainMIP->GetHistGainTime()->GetAxis(0)->SetRangeUser(1.5,3.5);// only full tracking region (driftlength)
939 //
391ffdb2 940 TH3D * hist = fGainMIP->GetHistGainTime()->Projection(1, 0, 3);
941 //
942 Double_t *xvec = new Double_t[hist->GetNbinsX()];
943 Double_t *yvec = new Double_t[hist->GetNbinsX()];
944 Double_t *xerr = new Double_t[hist->GetNbinsX()];
945 Double_t *yerr = new Double_t[hist->GetNbinsX()];
946 Int_t counter = 0;
947 //
948 for(Int_t i=1; i < hist->GetNbinsX(); i++) {
949 Int_t nsum=0;
950 Int_t imin = i;
951 Int_t imax = i;
68d461b2 952 for (Int_t idelta=0; idelta<5; idelta++){
391ffdb2 953 //
954 imin = TMath::Max(i-idelta,1);
955 imax = TMath::Min(i+idelta,hist->GetNbinsX());
956 nsum = TMath::Nint(hist->Integral(imin,imax,1,hist->GetNbinsY()-1,1,hist->GetNbinsZ()-1));
957 //if (nsum==0) break;
958 if (nsum>minEntriesFit) break;
959 }
960 if (nsum<minEntriesFit) continue;
961 //
68d461b2 962 fGainMIP->GetHistGainTime()->GetAxis(1)->SetRangeUser(hist->GetXaxis()->GetBinCenter(imin-1),hist->GetXaxis()->GetBinCenter(imax+1)); // define time range
963 TH2D * histZdep = fGainMIP->GetHistGainTime()->Projection(0,3);
964 TObjArray arr;
965 histZdep->FitSlicesY(0,0,-1,0,"QNR",&arr);
966 TH1D * driftDep = (TH1D*)arr.At(1);
967 delete histZdep;
968 //TGraphErrors * driftDep = AliTPCcalibBase::FitSlices(fGainMIP->GetHistGainTime(),0,3,100,1,0.,1);
969 /*if (driftDep->GetN() < 4) {
391ffdb2 970 delete driftDep;
68d461b2 971 continue;
972 }*/
391ffdb2 973 //
68d461b2 974 //TObjArray arr;
391ffdb2 975 //
68d461b2 976 TF1 pol1("polynom1","pol1",125,240);
391ffdb2 977 //driftDep->Fit(&pol1,"QNRROB=0.8");
978 driftDep->Fit(&pol1,"QNR");
68d461b2 979 xvec[counter] = 0.5*(hist->GetXaxis()->GetBinCenter(imin-1)+hist->GetXaxis()->GetBinCenter(imax+1));
391ffdb2 980 yvec[counter] = pol1.GetParameter(1)/pol1.GetParameter(0);
68d461b2 981 xerr[counter] = hist->GetXaxis()->GetBinCenter(imax+1)-hist->GetXaxis()->GetBinCenter(imin-1);
391ffdb2 982 yerr[counter] = pol1.GetParError(1)/pol1.GetParameter(0);
983 counter++;
984 //
68d461b2 985 //delete driftDep;
391ffdb2 986 }
987 //
988 fGraphAttachmentMIP = new TGraphErrors(counter, xvec, yvec, xerr, yerr);
989 if (fGraphAttachmentMIP) fGraphAttachmentMIP->SetName("TGRAPHERRORS_MEAN_ATTACHMENT_BEAM_ALL");// set proper names according to naming convention
990 fGainArray->AddLast(fGraphAttachmentMIP);
991 //
992 delete [] xvec;
993 delete [] yvec;
994 delete [] xerr;
995 delete [] yerr;
996 delete hist;
997 //
998 if (counter < 1) return kFALSE;
999 return kTRUE;
391ffdb2 1000
68d461b2 1001}
391ffdb2 1002
da268e11 1003
56b51ad9 1004Bool_t AliTPCPreprocessorOffline::AnalyzePadRegionGain(){
1005 //
1006 // Analyze gain for different pad regions - produce the calibration graphs 0,1,2
1007 //
1008 if (fGainMult)
1009 {
1010 TH2D * histQmax = (TH2D*) fGainMult->GetHistPadEqual()->Projection(0,2);
1011 TH2D * histQtot = (TH2D*) fGainMult->GetHistPadEqual()->Projection(1,2);
1012 //
1013 TObjArray arr;
1014 histQmax->FitSlicesY(0,0,-1,0,"QNR",&arr);
1015 Double_t xMax[3] = {0,1,2};
1016 Double_t yMax[3] = {((TH1D*)arr.At(1))->GetBinContent(1),
1017 ((TH1D*)arr.At(1))->GetBinContent(2),
1018 ((TH1D*)arr.At(1))->GetBinContent(3)};
1019 Double_t yMaxErr[3] = {((TH1D*)arr.At(1))->GetBinError(1),
1020 ((TH1D*)arr.At(1))->GetBinError(2),
1021 ((TH1D*)arr.At(1))->GetBinError(3)};
1022 TGraphErrors * fitPadRegionQmax = new TGraphErrors(3, xMax, yMax, 0, yMaxErr);
1023 //
1024 histQtot->FitSlicesY(0,0,-1,0,"QNR",&arr);
1025 Double_t xTot[3] = {0,1,2};
1026 Double_t yTot[3] = {((TH1D*)arr.At(1))->GetBinContent(1),
1027 ((TH1D*)arr.At(1))->GetBinContent(2),
1028 ((TH1D*)arr.At(1))->GetBinContent(3)};
1029 Double_t yTotErr[3] = {((TH1D*)arr.At(1))->GetBinError(1),
1030 ((TH1D*)arr.At(1))->GetBinError(2),
1031 ((TH1D*)arr.At(1))->GetBinError(3)};
1032 TGraphErrors * fitPadRegionQtot = new TGraphErrors(3, xTot, yTot, 0, yTotErr);
1033 //
1034 fitPadRegionQtot->SetName("TGRAPHERRORS_MEANQTOT_PADREGIONGAIN_BEAM_ALL");// set proper names according to naming convention
1035 fitPadRegionQmax->SetName("TGRAPHERRORS_MEANQMAX_PADREGIONGAIN_BEAM_ALL");// set proper names according to naming convention
1036 //
1037 fGainArray->AddLast(fitPadRegionQtot);
1038 fGainArray->AddLast(fitPadRegionQmax);
1039 return kTRUE;
1040 }
1041 return kFALSE;
1042
1043}
1044
1045
6d64657a 1046Bool_t AliTPCPreprocessorOffline::AnalyzeGainMultiplicity() {
1047 //
1048 // Analyze gain as a function of multiplicity and produce calibration graphs
1049 //
1050 if (!fGainMult) return kFALSE;
1051 fGainMult->GetHistGainMult()->GetAxis(3)->SetRangeUser(3,3);
1052 TH2D * histMultMax = fGainMult->GetHistGainMult()->Projection(0,4);
1053 TH2D * histMultTot = fGainMult->GetHistGainMult()->Projection(1,4);
1054 histMultMax->RebinX(4);
1055 histMultTot->RebinX(4);
1056 //
1057 TObjArray arrMax;
1058 TObjArray arrTot;
1059 histMultMax->FitSlicesY(0,0,-1,0,"QNR",&arrMax);
1060 histMultTot->FitSlicesY(0,0,-1,0,"QNR",&arrTot);
1061 //
1062 TH1D * meanMax = (TH1D*)arrMax.At(1);
1063 TH1D * meanTot = (TH1D*)arrTot.At(1);
1064 Float_t meanMult = histMultMax->GetMean();
f8d8b429 1065 if(meanMax->GetBinContent(meanMax->FindBin(meanMult))) {
1066 meanMax->Scale(1./meanMax->GetBinContent(meanMax->FindBin(meanMult)));
1067 }
1068 else {
1069 return kFALSE;
1070 }
1071 if(meanTot->GetBinContent(meanTot->FindBin(meanMult))) {
1072 meanTot->Scale(1./meanTot->GetBinContent(meanTot->FindBin(meanMult)));
1073 }
1074 else {
1075 return kFALSE;
1076 }
6d64657a 1077 Float_t xMultMax[50];
1078 Float_t yMultMax[50];
1079 Float_t yMultErrMax[50];
1080 Float_t xMultTot[50];
1081 Float_t yMultTot[50];
1082 Float_t yMultErrTot[50];
1083 //
1084 Int_t nCountMax = 0;
1085 for(Int_t iBin = 1; iBin < meanMax->GetXaxis()->GetNbins(); iBin++) {
1086 Float_t yValMax = meanMax->GetBinContent(iBin);
b5547fe4 1087 if (yValMax < 0.7) continue;
1088 if (yValMax > 1.3) continue;
6d64657a 1089 if (meanMax->GetBinError(iBin)/yValMax > 0.01) continue;
1090 xMultMax[nCountMax] = meanMax->GetXaxis()->GetBinCenter(iBin);
1091 yMultMax[nCountMax] = yValMax;
1092 yMultErrMax[nCountMax] = meanMax->GetBinError(iBin);
1093 nCountMax++;
1094 }
1095 //
1096 if (nCountMax < 10) return kFALSE;
1097 TGraphErrors * fitMultMax = new TGraphErrors(nCountMax, xMultMax, yMultMax, 0, yMultErrMax);
1098 fitMultMax->SetName("TGRAPHERRORS_MEANQMAX_MULTIPLICITYDEPENDENCE_BEAM_ALL");
1099 //
1100 Int_t nCountTot = 0;
1101 for(Int_t iBin = 1; iBin < meanTot->GetXaxis()->GetNbins(); iBin++) {
1102 Float_t yValTot = meanTot->GetBinContent(iBin);
1103 if (yValTot < 0.1) continue;
1104 if (meanTot->GetBinError(iBin)/yValTot > 0.1) continue;
1105 xMultTot[nCountTot] = meanTot->GetXaxis()->GetBinCenter(iBin);
1106 yMultTot[nCountTot] = yValTot;
1107 yMultErrTot[nCountTot] = meanTot->GetBinError(iBin);
1108 nCountTot++;
1109 }
1110 //
1111 if (nCountTot < 10) return kFALSE;
1112 TGraphErrors * fitMultTot = new TGraphErrors(nCountTot, xMultTot, yMultTot, 0, yMultErrTot);
1113 fitMultTot->SetName("TGRAPHERRORS_MEANQTOT_MULTIPLICITYDEPENDENCE_BEAM_ALL");
1114 //
1115 fGainArray->AddLast(fitMultMax);
1116 fGainArray->AddLast(fitMultTot);
1117 //
1118 return kTRUE;
1119
1120}
1121
1122
da268e11 1123void AliTPCPreprocessorOffline::UpdateOCDBGain(Int_t startRunNumber, Int_t endRunNumber, const Char_t *storagePath){
1124 //
1125 // Update OCDB entry
1126 //
1127 AliCDBMetaData *metaData= new AliCDBMetaData();
1128 metaData->SetObjectClassName("TObjArray");
1129 metaData->SetResponsible("Alexander Kalweit");
1130 metaData->SetBeamPeriod(1);
1131 metaData->SetAliRootVersion("05-24-00"); //root version
1132 metaData->SetComment("Calibration of the time dependence of the gain due to pressure and temperature changes.");
1133 AliCDBId id1("TPC/Calib/TimeGain", startRunNumber, endRunNumber);
1134 AliCDBStorage * gStorage = AliCDBManager::Instance()->GetStorage(storagePath);
1135 gStorage->Put(fGainArray, id1, metaData);
1136}
1137
1138void AliTPCPreprocessorOffline::MakeQAPlot(Float_t FPtoMIPratio) {
1139 //
1140 // Make QA plot to visualize results
1141 //
1142 //
1143 //
1144 if (fGraphCosmic) {
1145 TCanvas * canvasCosmic = new TCanvas("gain Cosmic", "time dependent gain QA histogram cosmic");
1146 canvasCosmic->cd();
1147 TH2D * gainHistoCosmic = fGainCosmic->GetHistGainTime()->Projection(0,1);
1148 gainHistoCosmic->SetDirectory(0);
1149 gainHistoCosmic->SetName("GainHistoCosmic");
1150 gainHistoCosmic->GetXaxis()->SetTimeDisplay(kTRUE);
1151 gainHistoCosmic->GetXaxis()->SetTimeFormat("#splitline{%d/%m}{%H:%M}");
1152 gainHistoCosmic->Draw("colz");
1153 fGraphCosmic->SetMarkerStyle(25);
1154 fGraphCosmic->Draw("lp");
1155 fGraphCosmic->SetMarkerStyle(25);
1156 TGraph * grfFitCosmic = fFitCosmic->MakeGraph(fGraphCosmic->GetX()[0],fGraphCosmic->GetX()[fGraphCosmic->GetN()-1],50000,0);
1157 if (grfFitCosmic) {
1158 for(Int_t i=0; i < grfFitCosmic->GetN(); i++) {
1159 grfFitCosmic->GetY()[i] *= FPtoMIPratio;
1160 }
1161 for(Int_t i=0; i < fGraphCosmic->GetN(); i++) {
1162 fGraphCosmic->GetY()[i] *= FPtoMIPratio;
1163 }
1164 }
56b51ad9 1165 fGraphCosmic->Draw("lp");
1166 grfFitCosmic->SetLineColor(2);
1167 grfFitCosmic->Draw("lu");
1168 fGainArray->AddLast(gainHistoCosmic);
1169 //fGainArray->AddLast(canvasCosmic->Clone());
1170 delete canvasCosmic;
da268e11 1171 }
1172 if (fFitMIP) {
1173 TCanvas * canvasMIP = new TCanvas("gain MIP", "time dependent gain QA histogram MIP");
1174 canvasMIP->cd();
1175 TH2D * gainHistoMIP = fGainMIP->GetHistGainTime()->Projection(0,1);
1176 gainHistoMIP->SetName("GainHistoCosmic");
1177 gainHistoMIP->SetDirectory(0);
1178 gainHistoMIP->GetXaxis()->SetTimeDisplay(kTRUE);
1179 gainHistoMIP->GetXaxis()->SetTimeFormat("#splitline{%d/%m}{%H:%M}");
1180 gainHistoMIP->Draw("colz");
1181 fGraphMIP->SetMarkerStyle(25);
1182 fGraphMIP->Draw("lp");
1183 TGraph * grfFitMIP = fFitMIP->MakeGraph(fGraphMIP->GetX()[0],fGraphMIP->GetX()[fGraphMIP->GetN()-1],50000,0);
1184 grfFitMIP->SetLineColor(2);
1185 grfFitMIP->Draw("lu");
1186 fGainArray->AddLast(gainHistoMIP);
68d461b2 1187 //fGainArray->AddLast(canvasMIP->Clone());
da268e11 1188 delete canvasMIP;
1189 }
1190}
1191
f3023796 1192void AliTPCPreprocessorOffline::MakeFitTime(){
1193 //
1194 // mak aligment fit - store results in the file
1195 //
1196 const Int_t kMinEntries=1000;
1197 MakeChainTime();
1198 MakePrimitivesTime();
1199 if (!fAlignTree) return;
1200 if (fAlignTree->GetEntries()<kMinEntries) return;
1201 fAlignTree->SetAlias("ptype","type");
1202 fAlignTree->SetAlias("hasITS","(1+0)");
1203 fAlignTree->SetAlias("dITS","1-2*(refX<40)");
1204 fAlignTree->SetAlias("isITS","refX>10");
1205 fAlignTree->SetAlias("isVertex","refX<10");
1206 //
1207 Int_t npointsMax=30000000;
1208 TStatToolkit toolkit;
1209 Double_t chi2=0;
1210 Int_t npoints=0;
1211 TVectorD param;
1212 TMatrixD covar;
1213
1214 TString fstringFast="";
1215 fstringFast+="FExBTwistX++";
1216 fstringFast+="FExBTwistY++";
1217 fstringFast+="FAlignRot0D++";
1218 fstringFast+="FAlignTrans0D++";
1219 fstringFast+="FAlignTrans1D++";
1220 //
1221 fstringFast+="hasITS*FAlignTrans0++";
1222 fstringFast+="hasITS*FAlignTrans1++";
1223 fstringFast+="hasITS*FAlignRot0++";
1224 fstringFast+="hasITS*FAlignRot1++";
1225 fstringFast+="hasITS*FAlignRot2++";
1226 //
1227 fstringFast+="dITS*FAlignTrans0++";
1228 fstringFast+="dITS*FAlignTrans1++";
1229 fstringFast+="dITS*FAlignRot0++";
1230 fstringFast+="dITS*FAlignRot1++";
1231 fstringFast+="dITS*FAlignRot2++";
1232
1233 TCut cutFit="entries>10&&abs(mean)>0.00001";
1234 fAlignTree->SetAlias("err","rms");
1235
1236 TString *strDeltaITS = TStatToolkit::FitPlaneConstrain(fAlignTree,"mean:err", fstringFast.Data(),cutFit, chi2,npoints,param,covar,-1,0, npointsMax, 1);
1237 strDeltaITS->Tokenize("++")->Print();
1238 fAlignTree->SetAlias("fitYFast",strDeltaITS->Data());
1239 //
1240 TVectorD paramC= param;
1241 TMatrixD covarC= covar;
1242 TStatToolkit::Constrain1D(fstringFast,"Trans0D",paramC,covarC,0, 0.1);
1243 TStatToolkit::Constrain1D(fstringFast,"Trans1D",paramC,covarC,0, 0.1);
1244 TStatToolkit::Constrain1D(fstringFast,"TwistX",paramC,covarC,0, 0.1);
1245 TStatToolkit::Constrain1D(fstringFast,"TwistY",paramC,covarC,0, 0.1);
1246 TString strFitConst=TStatToolkit::MakeFitString(fstringFast, paramC,covar);
1247 fAlignTree->SetAlias("fitYFastC",strFitConst.Data());
1248 CreateAlignTime(fstringFast,paramC);
1249
1250
1251}
1252
1253
1254void AliTPCPreprocessorOffline::MakeChainTime(){
1255 //
1256 TFile f("TPCTimeObjects.root");
1257 // const char *cdtype[7]={"ITS","TRD","Vertex","TOF","TPC","TPC0","TPC1"};
1258 //const char *cptype[5]={"dy","dz","dsnp","dtheta","d1pt"};
1259 const char * hname[5]={"dy","dz","dsnp","dtheta","d1pt"};
1260 Int_t run=0;
1261 AliTPCcalibTime *calibTime= (AliTPCcalibTime*) f.Get("calibTime");
1262 if (!calibTime) return;
1263 TTreeSRedirector *pcstream = new TTreeSRedirector("meanITSVertex.root");
1264 Int_t ihis=0;
1265 THnSparse *his = calibTime->GetResHistoTPCITS(ihis);
1266 if (his){
1267 his->GetAxis(1)->SetRangeUser(-1.1,1.1);
1268 his->GetAxis(2)->SetRange(0,1000000);
1269 his->GetAxis(3)->SetRangeUser(-0.35,0.35);
1270 AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("ITS%s",hname[ihis]),run,85.,ihis,5);
1271 }
1272 ihis=2;
1273 his = calibTime->GetResHistoTPCITS(ihis);
1274 if (his){
1275 his->GetAxis(1)->SetRangeUser(-1.1,1.1);
1276 his->GetAxis(2)->SetRange(0,1000000);
1277 his->GetAxis(3)->SetRangeUser(-0.35,0.35);
1278 AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("ITS%s",hname[ihis]),run,85.,ihis,5);
1279 }
1280 ihis=0;
1281 his = calibTime->GetResHistoTPCvertex(ihis);
1282 if (his){
1283 his->GetAxis(1)->SetRangeUser(-1.1,1.1);
1284 his->GetAxis(2)->SetRange(0,1000000);
1285 his->GetAxis(3)->SetRangeUser(-0.35,0.35);
1286 AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("Vertex%s",hname[ihis]),run,0.,ihis,5);
1287 }
1288 ihis=2;
1289 his = calibTime->GetResHistoTPCvertex(ihis);
1290 if (his){
1291 his->GetAxis(1)->SetRangeUser(-1.1,1.1);
1292 his->GetAxis(2)->SetRange(0,1000000);
1293 his->GetAxis(3)->SetRangeUser(-0.35,0.35);
1294 AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("Vertex%s",hname[ihis]),run,0.,ihis,5);
1295
1296 }
1297 delete pcstream;
1298}
1299
1300
1301Double_t AliTPCPreprocessorOffline::EvalAt(Double_t phi, Double_t refX, Double_t theta, Int_t corr, Int_t ptype){
1302 //
1303 //
1304 //
1305 Double_t sector = 9*phi/TMath::Pi();
1306 if (sector<0) sector+=18;
1307 Double_t y85=AliTPCCorrection::GetCorrSector(sector,85,theta,1,corr);
1308 Double_t y245=AliTPCCorrection::GetCorrSector(sector,245,theta,1,corr);
1309 if (ptype==0) return y85+(y245-y85)*(refX-85.)/(245.-85.);
1310 if (ptype==2) return (y245-y85)/(245.-85.);
1311 return 0;
1312}
1313
1314
1315
1316void AliTPCPreprocessorOffline::MakePrimitivesTime(){
1317 //
1318 // Create primitive transformation to fit
1319 //
1320 fAlignTree=new TChain("fit","fit");
1321 fAlignTree->AddFile("meanITSVertex.root",10000000,"ITSdy");
1322 fAlignTree->AddFile("meanITSVertex.root",10000000,"ITSdsnp");
1323 fAlignTree->AddFile("meanITSVertex.root",10000000,"Vertexdy");
1324 fAlignTree->AddFile("meanITSVertex.root",10000000,"Vertexdsnp");
1325 //
1326 AliTPCParam *param= AliTPCcalibDB::Instance()->GetParameters();
1327 Double_t bzField=AliTrackerBase::GetBz();
1328 Double_t vdrift = param->GetDriftV()/1000000.; // [cm/us] // From dataBase: to be updated: per second (ideally)
1329 Double_t ezField = 400; // [V/cm] // to be updated: never (hopefully)
1330 Double_t wtP = -10.0 * (bzField) * vdrift / ezField ;
1331 AliTPCExBTwist *fitExBTwistX= new AliTPCExBTwist;
1332 AliTPCExBTwist *fitExBTwistY= new AliTPCExBTwist;
1333 AliTPCCalibGlobalMisalignment *trans0 =new AliTPCCalibGlobalMisalignment;
1334 AliTPCCalibGlobalMisalignment *trans1 =new AliTPCCalibGlobalMisalignment;
1335 AliTPCCalibGlobalMisalignment *trans0D =new AliTPCCalibGlobalMisalignment;
1336 AliTPCCalibGlobalMisalignment *trans1D =new AliTPCCalibGlobalMisalignment;
1337 AliTPCCalibGlobalMisalignment *rot0 =new AliTPCCalibGlobalMisalignment;
1338 AliTPCCalibGlobalMisalignment *rot1 =new AliTPCCalibGlobalMisalignment;
1339 AliTPCCalibGlobalMisalignment *rot2 =new AliTPCCalibGlobalMisalignment;
1340 AliTPCCalibGlobalMisalignment *rot3 =new AliTPCCalibGlobalMisalignment;
1341 //
1342 //
1343 fitExBTwistX->SetXTwist(0.001);
1344 fitExBTwistX->SetOmegaTauT1T2(wtP,1,1);
1345 //
1346 fitExBTwistY->SetYTwist(0.001);
1347 fitExBTwistY->SetOmegaTauT1T2(wtP,1,1);
1348 //
1349 TGeoHMatrix *matrixRot = new TGeoHMatrix;
1350 TGeoHMatrix *matrixX = new TGeoHMatrix;
1351 TGeoHMatrix *matrixY = new TGeoHMatrix;
1352 matrixX->SetDx(0.1);
1353 matrixY->SetDy(0.1);
1354 Double_t rotAngles0[9]={0};
1355 Double_t rotAngles1[9]={0};
1356 Double_t rotAngles2[9]={0};
1357 //
1358 Double_t rotAngles3[9]={0};
1359
1360 rotAngles0[0]=1; rotAngles0[4]=1; rotAngles0[8]=1;
1361 rotAngles1[0]=1; rotAngles1[4]=1; rotAngles1[8]=1;
1362 rotAngles2[0]=1; rotAngles2[4]=1; rotAngles2[8]=1;
1363 rotAngles3[0]=1; rotAngles3[4]=1; rotAngles3[8]=1;
1364
1365 rotAngles0[1]=-0.001;rotAngles0[3]=0.001;
1366 rotAngles1[5]=-0.001;rotAngles1[7]=0.001;
1367 rotAngles2[2]=0.001;rotAngles2[6]=-0.001;
1368 rotAngles3[1]=0.001;rotAngles3[3]=-0.001;
1369 matrixRot->SetRotation(rotAngles0);
1370 rot0->SetAlignGlobal(matrixRot);
1371 matrixRot->SetRotation(rotAngles1);
1372 rot1->SetAlignGlobal(matrixRot);
1373 matrixRot->SetRotation(rotAngles2);
1374 rot2->SetAlignGlobal(matrixRot);
1375 matrixRot->SetRotation(rotAngles3);
1376 rot3->SetAlignGlobalDelta(matrixRot);
1377 //
1378 trans0->SetAlignGlobal(matrixX);
1379 trans1->SetAlignGlobal(matrixY);
1380 trans0D->SetAlignGlobalDelta(matrixX);
1381 trans1D->SetAlignGlobalDelta(matrixY);
1382 fitExBTwistX->Init();
1383 fitExBTwistY->Init();
1384 //
1385 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(fitExBTwistX->Clone()),100);
1386 fitExBTwistY->AddVisualCorrection((AliTPCExBTwist*)(fitExBTwistY->Clone()),101);
1387 //
1388 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(rot0->Clone()),102);
1389 fitExBTwistY->AddVisualCorrection((AliTPCExBTwist*)(rot1->Clone()),103);
1390 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(rot2->Clone()),104);
1391 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(rot3->Clone()),105);
1392
1393 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(trans0->Clone()),106);
1394 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(trans1->Clone()),107);
1395 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(trans0D->Clone()),108);
1396 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(trans1D->Clone()),109);
1397 //
1398 fAlignTree->SetAlias("FExBTwistX", "AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,100,ptype)+0");
1399 fAlignTree->SetAlias("FExBTwistY","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,101,ptype)+0");
1400 fAlignTree->SetAlias("FAlignRot0","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,102,ptype)+0");
1401 fAlignTree->SetAlias("FAlignRot0D","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,105,ptype)+0");
1402 fAlignTree->SetAlias("FAlignRot1","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,103,ptype)+0");
1403 fAlignTree->SetAlias("FAlignRot2","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,104,ptype)+0");
1404 fAlignTree->SetAlias("FAlignTrans0","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,106,ptype)+0");
1405 fAlignTree->SetAlias("FAlignTrans1","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,107,ptype)+0");
1406 fAlignTree->SetAlias("FAlignTrans0D","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,108,ptype)+0");
1407 fAlignTree->SetAlias("FAlignTrans1D","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,109,ptype)+0");
1408 //
1409 // test fast function
1410 //
1411// fAlignTree->Draw("FExBTwistX:ExBTwistX","isITS&&ptype==0&&abs(snp)<0.05","");
1412// fAlignTree->Draw("FExBTwistY:ExBTwistY","isITS&&ptype==0&&abs(snp)<0.05","");
1413// fAlignTree->Draw("FAlignRot0:alignRot0","isITS&&ptype==0&&abs(snp)<0.05","");
1414// fAlignTree->Draw("FAlignRot1:alignRot1","isITS&&ptype==0&&abs(snp)<0.05","");
1415// fAlignTree->Draw("FAlignRot2:alignRot2","isITS&&ptype==0&&abs(snp)<0.05","");
1416// //
1417// fAlignTree->Draw("FAlignTrans0:alignTrans0","isITS&&ptype==0&&abs(snp)<0.05","");
1418// fAlignTree->Draw("FAlignTrans1:alignTrans1","isITS&&ptype==0&&abs(snp)<0.05","");
1419
1420}
1421
1422
1423void AliTPCPreprocessorOffline::CreateAlignTime(TString fstring, TVectorD paramC){
1424 //
1425 //
1426 //
1427 //
1428 TGeoHMatrix *matrixDelta = new TGeoHMatrix;
1429 TGeoHMatrix *matrixGlobal = new TGeoHMatrix;
1430 Double_t rAngles[9];
1431 Int_t index=0;
1432 //
1433 index=TStatToolkit::GetFitIndex(fstring,"FAlignTrans0D");
1434 if (index>=0) matrixDelta->SetDx(paramC[index+1]*0.1);
1435 index=TStatToolkit::GetFitIndex(fstring,"FAlignTrans1D");
1436 if (index>=0) matrixDelta->SetDy(paramC[index+1]*0.1);
1437 rAngles[0]=1; rAngles[4]=1; rAngles[8]=1;
1438 index=TStatToolkit::GetFitIndex(fstring,"FAlignRot0D");
1439 rAngles[1]=-paramC[index+1]*0.001; rAngles[3]=paramC[index+1]*0.001;
1440 rAngles[5]=0; rAngles[7] =0;
1441 rAngles[2]=0; rAngles[6] =0;
1442 matrixDelta->SetRotation(rAngles);
1443 //
1444 //
1445 //
1446 index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignTrans0");
1447 if (index>=0) matrixGlobal->SetDx(paramC[index+1]*0.1);
1448 index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignTrans1");
1449 if (index>=0) matrixGlobal->SetDy(paramC[index+1]*0.1);
1450 rAngles[0]=1; rAngles[4]=1; rAngles[8]=1;
1451 index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignRot0");
1452 rAngles[1]=-paramC[index+1]*0.001; rAngles[3]=paramC[index+1]*0.001;
1453 index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignRot1");
1454 rAngles[5]=-paramC[index+1]*0.001; rAngles[7]=paramC[index+1]*0.001;
1455 index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignRot2");
1456 rAngles[2]=paramC[index+1]*0.001; rAngles[6] =-paramC[index+1]*0.001;
1457 matrixGlobal->SetRotation(rAngles);
1458 //
1459 AliTPCCalibGlobalMisalignment *fitAlignTime =new AliTPCCalibGlobalMisalignment;
1460 fitAlignTime =new AliTPCCalibGlobalMisalignment;
1461 fitAlignTime->SetName("FitAlignTime");
1462 fitAlignTime->SetTitle("FitAlignTime");
1463 fitAlignTime->SetAlignGlobalDelta(matrixDelta);
1464 fitAlignTime->SetAlignGlobal(matrixGlobal);
1465 //
1466 AliTPCExBTwist * fitExBTwist= new AliTPCExBTwist;
1467 Int_t indexX=TStatToolkit::GetFitIndex(fstring,"ExBTwistX");
1468 Int_t indexY=TStatToolkit::GetFitIndex(fstring,"ExBTwistY");
1469 fitExBTwist->SetXTwist(0.001*paramC[indexX+1]); // 1 mrad twist in x
1470 fitExBTwist->SetYTwist(0.001*paramC[indexY+1]); // 1 mrad twist in x
1471 fitExBTwist->SetName("FitExBTwistTime");
1472 fitExBTwist->SetTitle("FitExBTwistTime");
1473 AliTPCParam *param= AliTPCcalibDB::Instance()->GetParameters();
1474 Double_t bzField=AliTrackerBase::GetBz();
1475 Double_t vdrift = param->GetDriftV()/1000000.; // [cm/us] // From dataBase: to be updated: per second (ideally)
1476
1477 Double_t ezField = 400; // [V/cm] // to be updated: never (hopefully)
1478 Double_t wt = -10.0 * (bzField) * vdrift / ezField ;
1479 //
1480 fitExBTwist->SetOmegaTauT1T2(wt,1,1);
1481 fitExBTwist->Init();
1482
1483 AliTPCComposedCorrection *corrTime = new AliTPCComposedCorrection;
1484 TObjArray *arr = new TObjArray;
1485 corrTime->SetCorrections(arr);
1486
1487 corrTime->GetCorrections()->Add(fitExBTwist);
1488 corrTime->GetCorrections()->Add(fitAlignTime);
1489 corrTime->SetName("FitCorrectionTime");
1490 corrTime->SetTitle("FitCorrectionTime");
1491
1492 fitExBTwist->AddVisualCorrection((AliTPCExBTwist*)(fitExBTwist->Clone()),1001);
1493 fitAlignTime->AddVisualCorrection((AliTPCExBTwist*)(fitAlignTime->Clone()),1002);
1494 fitAlignTime->AddVisualCorrection((AliTPCExBTwist*)(corrTime->Clone()),1003);
1495
1496
1497 fAlignTree->SetAlias("ExBTwistTime","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,1001,ptype)+0");
1498 fAlignTree->SetAlias("AlignTime","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,1002,ptype)+0");
1499 fAlignTree->SetAlias("FitCorrectionTime","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,1003,ptype)+0");
1500
1501
1502 TFile *f = new TFile("fitITSVertex.root","update");
1503 corrTime->Write("FitCorrectionTime");
1504 f->Close();
1505}
1506
1507
da268e11 1508
1509