1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
19 Responsible: marian.ivanov@cern.ch
20 Code to analyze the TPC calibration and to produce OCDB entries
24 gSystem->Load("libANALYSIS");
25 gSystem->Load("libTPCcalib");
27 AliTPCPreprocessorOffline proces;
28 TString ocdbPath="local:////"
29 ocdbPath+=gSystem->GetFromPipe("pwd");
31 proces.CalibTimeGain("CalibObjects.root",run0,run1,ocdbPath);
32 proces.CalibTimeVdrift("CalibObjects.root",run0,run1,ocdbPath);
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
39 gSystem->Load("libANALYSIS");
40 gSystem->Load("libTPCcalib");
41 AliTPCPreprocessorOffline proces;
42 proces.CalibTimeGain("TPCMultObjects.root",114000,140040,0);
43 TFile oo("OCDB/TPC/Calib/TimeGain/Run114000_121040_v0_s0.root")
44 TObjArray * arr = AliCDBEntry->GetObject()
45 arr->At(4)->Draw("alp")
48 #include "Riostream.h"
51 #include "TGraphErrors.h"
52 #include "AliExternalTrackParam.h"
55 #include "TMultiGraph.h"
57 #include "THnSparse.h"
62 #include "AliTPCROC.h"
63 #include "AliTPCCalROC.h"
64 #include "AliESDfriend.h"
65 #include "AliTPCcalibTime.h"
66 #include "AliSplineFit.h"
67 #include "AliCDBMetaData.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"
77 #include "AliTPCcalibGainMult.h"
78 #include "AliSplineFit.h"
79 #include "AliTPCComposedCorrection.h"
80 #include "AliTPCExBTwist.h"
81 #include "AliTPCCalibGlobalMisalignment.h"
82 #include "TStatToolkit.h"
85 #include "AliTrackerBase.h"
86 #include "AliTPCPreprocessorOffline.h"
89 ClassImp(AliTPCPreprocessorOffline)
91 AliTPCPreprocessorOffline::AliTPCPreprocessorOffline():
92 TNamed("TPCPreprocessorOffline","TPCPreprocessorOffline"),
93 fMinEntries(500), // minimal number of entries for fit
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),
101 fGraphMIP(0), // graph time dependence of MIP
102 fGraphCosmic(0), // graph time dependence at Plateu
103 fGraphAttachmentMIP(0),
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
108 fGainCosmic(0), // calibration component for cosmic
110 fAlignTree(0), // alignment tree
111 fSwitchOnValidation(kFALSE), // flag to switch on validation of OCDB parameters
117 // default constructor
121 AliTPCPreprocessorOffline::~AliTPCPreprocessorOffline() {
130 void AliTPCPreprocessorOffline::GetRunRange(AliTPCcalibTime * const timeDrift){
132 // find the fist and last run
134 TObjArray *hisArray =timeDrift->GetHistoDrift();
135 {for (Int_t i=0; i<hisArray->GetEntriesFast(); i++){
136 THnSparse* addHist=(THnSparse*)hisArray->UncheckedAt(i);
137 if (addHist->GetEntries()<fMinEntries) continue;
138 if (!addHist) continue;
139 TH1D* histo =addHist->Projection(3);
140 TH1D* histoTime=addHist->Projection(0);
141 printf("%s\t%f\t%d\t%d\n",histo->GetName(), histo->GetEntries(),histo->FindFirstBinAbove(0),histo->FindLastBinAbove(0));
144 startRun=histo->FindFirstBinAbove(0);
145 endRun =histo->FindLastBinAbove(0);
147 startRun=TMath::Min(histo->FindFirstBinAbove(0),startRun);
148 endRun =TMath::Max(histo->FindLastBinAbove(0),endRun);
151 startTime=histoTime->FindFirstBinAbove(0);
152 endTime =histoTime->FindLastBinAbove(0);
154 startTime=TMath::Min(histoTime->FindFirstBinAbove(0),startTime);
155 endTime =TMath::Max(histoTime->FindLastBinAbove(0),endTime);
160 if (startRun<0) startRun=0;
161 if (endRun<0) endRun=100000000;
162 printf("Run range :\t%d-%d\n", startRun, endRun);
163 printf("Time range :\t%d-%d\n", startTime, endTime);
169 void AliTPCPreprocessorOffline::CalibTimeVdrift(const Char_t* file, Int_t ustartRun, Int_t uendRun, TString pocdbStorage){
171 // make calibration of the drift velocity
173 // file - the location of input file
174 // ustartRun, uendrun - run validity period
175 // pocdbStorage - path to hte OCDB storage
176 // - if empty - local storage 'pwd' uesed
177 if (pocdbStorage.Length()>0) ocdbStorage=pocdbStorage;
179 ocdbStorage="local://"+gSystem->GetFromPipe("pwd")+"/OCDB";
181 // 1. Initialization and run range setting
183 TObjArray * array = (TObjArray*)fcalib.Get("TPCCalib");
185 fTimeDrift = (AliTPCcalibTime *)array->FindObject("calibTime");
187 fTimeDrift = (AliTPCcalibTime*)fcalib.Get("calibTime");
189 if(!fTimeDrift) return;
193 TObjArray *hisArray =fTimeDrift->GetHistoDrift();
194 GetRunRange(fTimeDrift);
195 for (Int_t i=0; i<hisArray->GetEntriesFast(); i++){
196 THnSparse* addHist=(THnSparse*)hisArray->At(i);
197 if (!addHist) continue;
198 if (startTime<endTime) addHist->GetAxis(0)->SetRange(startTime-1,endTime+1);
199 if (startRun<endRun) addHist->GetAxis(3)->SetRange(startRun-1,endRun+1);
203 // 2. extraction of the information
205 fVdriftArray = new TObjArray();
206 AddAlignmentGraphs(fVdriftArray,fTimeDrift);
207 AddHistoGraphs(fVdriftArray,fTimeDrift,fMinEntries);
208 AddLaserGraphs(fVdriftArray,fTimeDrift);
210 // 3. Append QA plots
212 MakeDefaultPlots(fVdriftArray,fVdriftArray);
215 // 4. validate OCDB entries
217 if(fSwitchOnValidation==kTRUE && ValidateTimeDrift()==kFALSE) {
218 Printf("TPC time drift OCDB parameters out of range!");
225 TFile * ftime= TFile::Open("fitITSVertex.root");
227 TObject * alignmentTime=ftime->Get("FitCorrectionTime");
228 if (alignmentTime) fVdriftArray->AddLast(alignmentTime);
235 UpdateOCDBDrift(ustartRun,uendRun,ocdbStorage);
238 void AliTPCPreprocessorOffline::UpdateOCDBDrift( Int_t ustartRun, Int_t uendRun, const char* storagePath ){
242 AliCDBMetaData *metaData= new AliCDBMetaData();
243 metaData->SetObjectClassName("TObjArray");
244 metaData->SetResponsible("Marian Ivanov");
245 metaData->SetBeamPeriod(1);
246 metaData->SetAliRootVersion("05-25-01"); //root version
247 metaData->SetComment("Calibration of the time dependence of the drift velocity");
249 id1=new AliCDBId("TPC/Calib/TimeDrift", ustartRun, uendRun);
250 AliCDBStorage* gStorage = AliCDBManager::Instance()->GetStorage(storagePath);
251 gStorage->Put(fVdriftArray, (*id1), metaData);
254 Bool_t AliTPCPreprocessorOffline::ValidateTimeGain()
257 // Validate time gain corrections
259 Printf("ValidateTimeGain..." );
260 Float_t minGain = fMinGain;
261 Float_t maxGain = fMaxGain;
263 TGraphErrors *gr = (TGraphErrors*)fGainArray->FindObject("TGRAPHERRORS_MEAN_GAIN_BEAM_ALL");
264 if(!gr) return kFALSE;
265 if(gr->GetN()<1) return kFALSE;
267 // check whether gain in the range
268 for(Int_t iPoint=0; iPoint<gr->GetN(); iPoint++)
270 if(gr->GetY()[iPoint] < minGain || gr->GetY()[iPoint] > maxGain)
278 Bool_t AliTPCPreprocessorOffline::ValidateTimeDrift()
281 // Validate time drift velocity corrections
283 Printf("ValidateTimeDrift..." );
285 Float_t maxVDriftCorr = fMaxVdriftCorr;
287 TGraphErrors* gr = (TGraphErrors*)fVdriftArray->FindObject("ALIGN_ITSB_TPC_DRIFTVD");
288 Printf("ALIGN_ITSB_TPC_DRIFTVD graph = %p",gr);
290 if(!gr) return kFALSE;
292 Printf("ALIGN_ITSB_TPC_DRIFTVD number of points = %d",gr->GetN());
296 // check whether drift velocity corrections in the range
297 for(Int_t iPoint = 0; iPoint<gr->GetN(); iPoint++)
299 Printf("Y value from the graph: %f",TMath::Abs(gr->GetY()[iPoint]));
300 if(TMath::Abs(gr->GetY()[iPoint]) > maxVDriftCorr)
307 void AliTPCPreprocessorOffline::UpdateDriftParam(AliTPCParam *param, TObjArray *const arr, Int_t lstartRun){
309 // update the OCDB entry for the nominal time0
312 // AliTPCParam * param = AliTPCcalibDB::Instance()->GetParameters();
313 AliTPCParam *paramNew = (AliTPCParam *)param->Clone();
314 TGraphErrors *grT = (TGraphErrors *)arr->FindObject("ALIGN_ITSM_TPC_T0");
315 Double_t deltaTcm = TMath::Median(grT->GetN(),grT->GetY());
316 Double_t deltaT = deltaTcm/param->GetDriftV();
317 paramNew->SetL1Delay(param->GetL1Delay()-deltaT);
320 AliCDBMetaData *metaData= new AliCDBMetaData();
321 metaData->SetObjectClassName("TObjArray");
322 metaData->SetResponsible("Marian Ivanov");
323 metaData->SetBeamPeriod(1);
324 metaData->SetAliRootVersion("05-25-02"); //root version
325 metaData->SetComment("Updated calibration of nominal time 0");
327 id1=new AliCDBId("TPC/Calib/Parameters", lstartRun, AliCDBRunRange::Infinity());
328 AliCDBStorage* gStorage = AliCDBManager::Instance()->GetStorage(ocdbStorage);
329 gStorage->Put(param, (*id1), metaData);
334 void AliTPCPreprocessorOffline::PrintArray(TObjArray *array){
336 // Print the names of the entries in array
338 Int_t entries = array->GetEntries();
339 for (Int_t i=0; i<entries; i++){
340 if (!array->At(i)) continue;
341 printf("%d\t %s\n", i, array->At(i)->GetName());
347 TGraphErrors* AliTPCPreprocessorOffline::FilterGraphDrift(TGraphErrors * graph, Float_t errSigmaCut, Float_t medianCutAbs){
349 // 1. filter graph - error cut errSigmaCut
350 // 2. filter graph - medianCutAbs around median
352 // errSigmaCut - cut on error
353 // medianCutAbs - cut on value around median
356 // 1. filter graph - error cut errSigmaCut
358 TGraphErrors *graphF;
359 graphF = AliTPCcalibDButil::FilterGraphMedianErr(graph,errSigmaCut,dummy);
361 if (!graphF) return 0;
362 graph = AliTPCcalibDButil::FilterGraphMedianErr(graphF,errSigmaCut,dummy);
364 if (!graph) return 0;
366 // filter graph - kMedianCutAbs around median
368 graphF=FilterGraphMedianAbs(graph, medianCutAbs,dummy);
370 if (!graphF) return 0;
371 graph=FilterGraphMedianAbs(graphF, medianCutAbs,dummy);
373 if (!graph) return 0;
379 TGraphErrors* AliTPCPreprocessorOffline::FilterGraphMedianAbs(TGraphErrors * graph, Float_t cut,Double_t &medianY){
381 // filter outlyer measurement
382 // Only points around median +- cut filtered
384 if (!graph) return 0;
386 Int_t npoints0 = graph->GetN();
389 Double_t *outx=new Double_t[npoints0];
390 Double_t *outy=new Double_t[npoints0];
391 Double_t *errx=new Double_t[npoints0];
392 Double_t *erry=new Double_t[npoints0];
395 if (npoints0<kMinPoints) {
402 for (Int_t iter=0; iter<3; iter++){
404 for (Int_t ipoint=0; ipoint<npoints0; ipoint++){
405 if (graph->GetY()[ipoint]==0) continue;
406 if (iter>0 &&TMath::Abs(graph->GetY()[ipoint]-medianY)>cut) continue;
407 outx[npoints] = graph->GetX()[ipoint];
408 outy[npoints] = graph->GetY()[ipoint];
409 errx[npoints] = graph->GetErrorX(ipoint);
410 erry[npoints] = graph->GetErrorY(ipoint);
413 if (npoints<=1) break;
414 medianY =TMath::Median(npoints,outy);
415 rmsY =TMath::RMS(npoints,outy);
417 TGraphErrors *graphOut=0;
418 if (npoints>1) graphOut= new TGraphErrors(npoints,outx,outy,errx,erry);
427 void AliTPCPreprocessorOffline::AddHistoGraphs( TObjArray * vdriftArray, AliTPCcalibTime * const timeDrift, Int_t minEntries){
429 // Add graphs corresponding to the alignment
431 const Double_t kErrSigmaCut=5; // error sigma cut - for filtering
432 const Double_t kMedianCutAbs=0.03; // error sigma cut - for filtering
434 TObjArray * array=timeDrift->GetHistoDrift();
436 THnSparse* hist=NULL;
437 // 2.a) cosmics with different triggers
438 for (Int_t i=0; i<array->GetEntriesFast();i++){
439 hist=(THnSparseF*)array->UncheckedAt(i);
441 if (hist->GetEntries()<minEntries) continue;
443 TString name=hist->GetName();
444 Int_t dim[4]={0,1,2,3};
445 THnSparse* newHist=hist->Projection(4,dim);
446 newHist->SetName(name);
447 TGraphErrors* graph=AliTPCcalibBase::FitSlices(newHist,2,0,400,100,0.05,0.95, kTRUE);
449 printf("Graph =%s filtered out\n", name.Data());
452 printf("name=%s graph=%i, N=%i\n", name.Data(), graph==0, graph->GetN());
453 Int_t pos=name.Index("_");
454 name=name(pos,name.Capacity()-pos);
455 TString graphName=graph->ClassName();
459 graph = FilterGraphDrift(graph, kErrSigmaCut, kMedianCutAbs);
462 graph->SetMarkerStyle(i%8+20);
463 graph->SetMarkerColor(i%7);
464 graph->GetXaxis()->SetTitle("Time");
465 graph->GetYaxis()->SetTitle("v_{dcor}");
466 graph->SetName(graphName);
467 graph->SetTitle(graphName);
468 printf("Graph %d\t=\t%s\n", i, graphName.Data());
469 vdriftArray->Add(graph);
478 void AliTPCPreprocessorOffline::AddAlignmentGraphs( TObjArray * vdriftArray, AliTPCcalibTime *const timeDrift){
480 // Add graphs corresponding to alignment to the object array
482 TObjArray *arrayITS=0;
483 TObjArray *arrayTOF=0;
484 TObjArray *arrayTRD=0;
485 TMatrixD *mstatITS=0;
486 TMatrixD *mstatTOF=0;
487 TMatrixD *mstatTRD=0;
489 arrayITS=timeDrift->GetAlignITSTPC();
490 arrayTRD=timeDrift->GetAlignTRDTPC();
491 arrayTOF=timeDrift->GetAlignTOFTPC();
493 if (arrayITS->GetEntries()>0) mstatITS= AliTPCcalibDButil::MakeStatRelKalman(arrayITS,0.9,50,fMaxVdriftCorr);
494 if (arrayTOF->GetEntries()>0) mstatTOF= AliTPCcalibDButil::MakeStatRelKalman(arrayTOF,0.9,1000,fMaxVdriftCorr);
495 if (arrayTRD->GetEntries()>0) mstatTRD= AliTPCcalibDButil::MakeStatRelKalman(arrayTRD,0.9,50,fMaxVdriftCorr);
497 TObjArray * arrayITSP= AliTPCcalibDButil::SmoothRelKalman(arrayITS,*mstatITS, 0, 5.);
498 TObjArray * arrayITSM= AliTPCcalibDButil::SmoothRelKalman(arrayITS,*mstatITS, 1, 5.);
499 TObjArray * arrayITSB= AliTPCcalibDButil::SmoothRelKalman(arrayITSP,arrayITSM);
500 TObjArray * arrayTOFP= AliTPCcalibDButil::SmoothRelKalman(arrayTOF,*mstatTOF, 0, 5.);
501 TObjArray * arrayTOFM= AliTPCcalibDButil::SmoothRelKalman(arrayTOF,*mstatTOF, 1, 5.);
502 TObjArray * arrayTOFB= AliTPCcalibDButil::SmoothRelKalman(arrayTOFP,arrayTOFM);
504 TObjArray * arrayTRDP= 0x0;
505 TObjArray * arrayTRDM= 0x0;
506 TObjArray * arrayTRDB= 0x0;
507 arrayTRDP= AliTPCcalibDButil::SmoothRelKalman(arrayTRD,*mstatTRD, 0, 5.);
508 arrayTRDM= AliTPCcalibDButil::SmoothRelKalman(arrayTRD,*mstatTRD, 1, 5.);
509 arrayTRDB= AliTPCcalibDButil::SmoothRelKalman(arrayTRDP,arrayTRDM);
512 Int_t entries=TMath::Max(arrayITS->GetEntriesFast(),arrayTOF->GetEntriesFast());
513 TObjArray *arrays[12]={arrayITS, arrayITSP, arrayITSM, arrayITSB,
514 arrayTRD, arrayTRDP, arrayTRDM, arrayTRDB,
515 arrayTOF, arrayTOFP, arrayTOFM, arrayTOFB};
516 TString grnames[12]={"ALIGN_ITS", "ALIGN_ITSP", "ALIGN_ITSM", "ALIGN_ITSB",
517 "ALIGN_TRD", "ALIGN_TRDP", "ALIGN_TRDM","ALIGN_TRDB",
518 "ALIGN_TOF", "ALIGN_TOFP", "ALIGN_TOFM","ALIGN_TOFB"};
519 TString grpar[9]={"DELTAPSI", "DELTATHETA", "DELTAPHI",
520 "DELTAX", "DELTAY", "DELTAZ",
521 "DRIFTVD", "T0", "VDGY"};
524 TVectorD vX(entries);
525 TVectorD vY(entries);
526 TVectorD vEx(entries);
527 TVectorD vEy(entries);
529 for (Int_t iarray=0; iarray<12; iarray++){
530 arr = arrays[iarray];
531 if (arr==0) continue;
532 for (Int_t ipar=0; ipar<9; ipar++){
534 for (Int_t itime=0; itime<arr->GetEntriesFast(); itime++){
535 AliRelAlignerKalman * kalman = (AliRelAlignerKalman *) arr->UncheckedAt(itime);
536 if (!kalman) continue;
537 vX[counter]=kalman->GetTimeStamp();
538 vY[counter]=(*(kalman->GetState()))[ipar];
539 if (ipar==6) vY[counter]=1./(*(kalman->GetState()))[ipar]-1;
541 vEy[counter]=TMath::Sqrt((*(kalman->GetStateCov()))(ipar,ipar));
545 TGraphErrors * graph=new TGraphErrors(counter, vX.GetMatrixArray(),
547 vEx.GetMatrixArray(),
548 vEy.GetMatrixArray());
549 TString grName=grnames[iarray];
552 graph->SetName(grName.Data());
553 vdriftArray->AddLast(graph);
561 void AliTPCPreprocessorOffline::AddLaserGraphs( TObjArray * vdriftArray, AliTPCcalibTime *timeDrift){
563 // add graphs for laser
565 const Double_t delayL0L1 = 0.071; //this is hack for 1/2 weeks
567 TGraphErrors *grLaser[6]={0,0,0,0,0,0};
568 //hisN = timeDrift->GetHistVdriftLaserA(0);
569 if (timeDrift->GetHistVdriftLaserA(0)){
570 grLaser[0]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserA(0),0,2,5,delayL0L1);
571 grLaser[0]->SetName("GRAPH_MEAN_DELAY_LASER_ALL_A");
572 vdriftArray->AddLast(grLaser[0]);
574 if (timeDrift->GetHistVdriftLaserA(1)){
575 grLaser[1]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserA(1),0,2,5);
576 grLaser[1]->SetName("GRAPH_MEAN_DRIFT_LASER_ALL_A");
577 vdriftArray->AddLast(grLaser[1]);
579 if (timeDrift->GetHistVdriftLaserA(2)){
580 grLaser[2]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserA(2),0,2,5);
581 grLaser[2]->SetName("GRAPH_MEAN_GLOBALYGRADIENT_LASER_ALL_A");
582 vdriftArray->AddLast(grLaser[2]);
584 if (timeDrift->GetHistVdriftLaserC(0)){
585 grLaser[3]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserC(0),0,2,5,delayL0L1);
586 grLaser[3]->SetName("GRAPH_MEAN_DELAY_LASER_ALL_C");
587 vdriftArray->AddLast(grLaser[3]);
589 if (timeDrift->GetHistVdriftLaserC(1)){
590 grLaser[4]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserC(1),0,2,5);
591 grLaser[4]->SetName("GRAPH_MEAN_DRIFT_LASER_ALL_C");
592 vdriftArray->AddLast(grLaser[4]);
594 if (timeDrift->GetHistVdriftLaserC(2)){
595 grLaser[5]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserC(2),0,2,5);
596 grLaser[5]->SetName("GRAPH_MEAN_GLOBALYGRADIENT_LASER_ALL_C");
597 vdriftArray->AddLast(grLaser[5]);
599 for (Int_t i=0; i<6;i++){
601 SetDefaultGraphDrift(grLaser[i], 1,(i+20));
602 grLaser[i]->GetYaxis()->SetTitle("Laser Correction");
608 TGraphErrors * AliTPCPreprocessorOffline::MakeGraphFilter0(THnSparse *hisN, Int_t itime, Int_t ival, Int_t minEntries, Double_t offset){
610 // Make graph with mean values and rms
612 hisN->GetAxis(itime)->SetRange(0,100000000);
613 hisN->GetAxis(ival)->SetRange(0,100000000);
614 TH1 * hisT = hisN->Projection(itime);
615 TH1 * hisV = hisN->Projection(ival);
617 Int_t firstBinA = hisT->FindFirstBinAbove(2);
618 Int_t lastBinA = hisT->FindLastBinAbove(2);
619 Int_t firstBinV = hisV->FindFirstBinAbove(0);
620 Int_t lastBinV = hisV->FindLastBinAbove(0);
621 hisN->GetAxis(itime)->SetRange(firstBinA,lastBinA);
622 hisN->GetAxis(ival)->SetRange(firstBinV,lastBinV);
624 for (Int_t ibin=firstBinA; ibin<=lastBinA; ibin++){
625 Double_t cont = hisT->GetBinContent(ibin);
626 if (cont<minEntries) continue;
629 TVectorD vecTime(entries);
630 TVectorD vecMean0(entries);
631 TVectorD vecRMS0(entries);
632 TVectorD vecMean1(entries);
633 TVectorD vecRMS1(entries);
635 for (Int_t ibin=firstBinA; ibin<=lastBinA; ibin++){
636 Double_t cont = hisT->GetBinContent(ibin);
637 if (cont<minEntries) continue;
638 //hisN->GetAxis(itime)->SetRange(ibin-1,ibin+1);
639 Int_t minBin = ibin-1;
640 Int_t maxBin = ibin+1;
641 if(minBin <= 0) minBin = 1;
642 if(maxBin >= hisN->GetAxis(itime)->GetNbins()) maxBin = hisN->GetAxis(itime)->GetNbins()-1;
643 hisN->GetAxis(itime)->SetRange(minBin,maxBin);
645 Double_t time = hisT->GetBinCenter(ibin);
646 TH1 * his = hisN->Projection(ival);
647 Double_t nentries0= his->GetBinContent(his->FindBin(0));
648 if (cont-nentries0<minEntries) continue;
650 his->SetBinContent(his->FindBin(0),0);
651 vecTime[entries]=time;
652 vecMean0[entries]=his->GetMean()+offset;
653 vecMean1[entries]=his->GetMeanError();
654 vecRMS0[entries] =his->GetRMS();
655 vecRMS1[entries] =his->GetRMSError();
661 TGraphErrors * graph = new TGraphErrors(entries,vecTime.GetMatrixArray(), vecMean0.GetMatrixArray(), 0, vecMean1.GetMatrixArray());
672 void AliTPCPreprocessorOffline::SetDefaultGraphDrift(TGraph *graph, Int_t color, Int_t style){
674 // Set default style for QA views
676 graph->GetXaxis()->SetTimeDisplay(kTRUE);
677 graph->GetXaxis()->SetTimeFormat("#splitline{%d/%m}{%H:%M}");
678 graph->SetMaximum( 0.025);
679 graph->SetMinimum(-0.025);
680 graph->GetXaxis()->SetTitle("Time");
681 graph->GetYaxis()->SetTitle("v_{dcorr}");
683 graph->GetYaxis()->SetLabelSize(0.03);
684 graph->GetXaxis()->SetLabelSize(0.03);
686 graph->GetXaxis()->SetNdivisions(10,5,0);
687 graph->GetYaxis()->SetNdivisions(10,5,0);
689 graph->GetXaxis()->SetLabelOffset(0.02);
690 graph->GetYaxis()->SetLabelOffset(0.005);
692 graph->GetXaxis()->SetTitleOffset(1.3);
693 graph->GetYaxis()->SetTitleOffset(1.2);
695 graph->SetMarkerColor(color);
696 graph->SetLineColor(color);
697 graph->SetMarkerStyle(style);
700 void AliTPCPreprocessorOffline::SetPadStyle(TPad *pad, Float_t mx0, Float_t mx1, Float_t my0, Float_t my1){
702 // Set default pad style for QA
705 pad->SetMargin(mx0,mx1,my0,my1);
709 void AliTPCPreprocessorOffline::MakeDefaultPlots(TObjArray * const arr, TObjArray * /*picArray*/){
711 // 0. make a default QA plots
712 // 1. Store them in the array
715 Float_t mx0=0.12, mx1=0.1, my0=0.15, my1=0.1;
717 TGraphErrors* laserA =(TGraphErrors*)arr->FindObject("GRAPH_MEAN_DRIFT_LASER_ALL_A");
718 TGraphErrors* laserC =(TGraphErrors*)arr->FindObject("GRAPH_MEAN_DRIFT_LASER_ALL_C");
719 TGraphErrors* cosmic =(TGraphErrors*)arr->FindObject("TGRAPHERRORS_MEAN_VDRIFT_COSMICS_ALL");
720 TGraphErrors* cross =(TGraphErrors*)arr->FindObject("TGRAPHERRORS_VDRIFT_CROSS_ALL");
721 TGraphErrors* itstpcP =(TGraphErrors*)arr->FindObject("ALIGN_ITSP_TPC_DRIFTVD");
722 TGraphErrors* itstpcM =(TGraphErrors*)arr->FindObject("ALIGN_ITSM_TPC_DRIFTVD");
723 TGraphErrors* itstpcB =(TGraphErrors*)arr->FindObject("ALIGN_ITSB_TPC_DRIFTVD");
725 if (laserA) SetDefaultGraphDrift(laserA,2,25);
726 if (laserC) SetDefaultGraphDrift(laserC,4,26);
727 if (cosmic) SetDefaultGraphDrift(cosmic,3,27);
728 if (cross) SetDefaultGraphDrift(cross,4,28);
729 if (itstpcP) SetDefaultGraphDrift(itstpcP,2,29);
730 if (itstpcM) SetDefaultGraphDrift(itstpcM,4,30);
731 if (itstpcB) SetDefaultGraphDrift(itstpcB,1,31);
739 pad = new TCanvas("TPCLaserVDrift","TPCLaserVDrift");
741 SetPadStyle(pad,mx0,mx1,my0,my1);
744 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
745 legend->AddEntry(laserA,"Laser A side");
746 legend->AddEntry(laserC,"Laser C side");
748 //picArray->AddLast(pad);
751 if (itstpcP&&itstpcM&&itstpcB){
752 pad = new TCanvas("ITSTPC","ITSTPC");
753 itstpcP->Draw("alp");
754 SetPadStyle(pad,mx0,mx1,my0,my1);
755 itstpcP->Draw("alp");
757 itstpcM->Draw("apl");
760 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
761 legend->AddEntry(itstpcP,"ITS-TPC smooth plus");
762 legend->AddEntry(itstpcM,"ITS-TPC smooth minus");
763 legend->AddEntry(itstpcB,"ITS-TPC smooth ");
765 //picArray->AddLast(pad);
768 if (itstpcB&&laserA&&itstpcP&&itstpcM){
769 pad = new TCanvas("ITSTPC_LASER","ITSTPC_LASER");
770 SetPadStyle(pad,mx0,mx1,my0,my1);
775 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
776 legend->AddEntry(laserA,"TPC laser");
777 legend->AddEntry(itstpcP,"ITS-TPC smooth plus");
778 legend->AddEntry(itstpcM,"ITS-TPC smooth minus");
779 legend->AddEntry(itstpcB,"ITS-TPC smooth ");
781 //picArray->AddLast(pad);
785 pad = new TCanvas("ITSTPC_CROSS","ITSTPC_CROSS");
786 SetPadStyle(pad,mx0,mx1,my0,my1);
787 itstpcP->Draw("alp");
792 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
794 legend->AddEntry(cross,"TPC cross tracks");
795 legend->AddEntry(itstpcB,"ITS-TPC smooth");
797 //picArray->AddLast(pad);
799 if (itstpcP&&cosmic){
800 pad = new TCanvas("ITSTPC_COSMIC","ITSTPC_COSMIC");
801 SetPadStyle(pad,mx0,mx1,my0,my1);
802 itstpcP->Draw("alp");
807 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
809 legend->AddEntry(cosmic,"TPC cross tracks0 up-down");
810 legend->AddEntry(itstpcB,"ITS-TPC smooth");
812 //picArray->AddLast(pad);
819 void AliTPCPreprocessorOffline::CalibTimeGain(const Char_t* fileName, Int_t startRunNumber, Int_t endRunNumber, TString pocdbStorage){
823 if (pocdbStorage.Length()==0) pocdbStorage+="local://"+gSystem->GetFromPipe("pwd")+"/OCDB";
826 // 1. Read gain values
828 ReadGainGlobal(fileName);
831 // 2. Extract calibration values
833 AnalyzeGain(startRunNumber,endRunNumber, 1000,1.43);
834 AnalyzeAttachment(startRunNumber,endRunNumber);
835 AnalyzePadRegionGain();
836 AnalyzeGainMultiplicity();
838 // 3. Make control plots
843 // 4. validate OCDB entries
845 if(fSwitchOnValidation==kTRUE && ValidateTimeGain()==kFALSE) {
846 Printf("TPC time gain OCDB parameters out of range!");
853 UpdateOCDBGain( startRunNumber, endRunNumber, pocdbStorage.Data());
856 void AliTPCPreprocessorOffline::ReadGainGlobal(const Char_t* fileName){
858 // read calibration entries from file
860 TFile fcalib(fileName);
861 TObjArray * array = (TObjArray*)fcalib.Get("TPCCalib");
863 fGainMIP = ( AliTPCcalibTimeGain *)array->FindObject("calibTimeGain");
864 fGainCosmic = ( AliTPCcalibTimeGain *)array->FindObject("calibTimeGainCosmic");
865 fGainMult = ( AliTPCcalibGainMult *)array->FindObject("calibGainMult");
867 fGainMIP = ( AliTPCcalibTimeGain *)fcalib.Get("calibTimeGain");
868 fGainCosmic = ( AliTPCcalibTimeGain *)fcalib.Get("calibTimeGainCosmic");
869 fGainMult = ( AliTPCcalibGainMult *)fcalib.Get("calibGainMult");
872 TFile fcalibMult("TPCMultObjects.root");
873 fGainMult = ( AliTPCcalibGainMult *)fcalibMult.Get("calibGainMult");
876 Int_t firstBinA =0, lastBinA=0;
879 hisT= fGainCosmic->GetHistGainTime()->Projection(1);
880 firstBinA = hisT->FindFirstBinAbove(2);
881 lastBinA = hisT->FindLastBinAbove(2);
882 fGainCosmic->GetHistGainTime()->GetAxis(1)->SetRange(firstBinA,lastBinA);
887 hisT= fGainMIP->GetHistGainTime()->Projection(1);
888 firstBinA = hisT->FindFirstBinAbove(2);
889 lastBinA = hisT->FindLastBinAbove(2);
890 fGainMIP->GetHistGainTime()->GetAxis(1)->SetRange(firstBinA,lastBinA);
898 Bool_t AliTPCPreprocessorOffline::AnalyzeGain(Int_t startRunNumber, Int_t endRunNumber, Int_t minEntriesGaussFit, Float_t FPtoMIPratio){
900 // Analyze gain - produce the calibration graphs
903 // 1.) try to create MIP spline
906 fGainMIP->GetHistGainTime()->GetAxis(5)->SetRangeUser(startRunNumber, endRunNumber);
907 fGainMIP->GetHistGainTime()->GetAxis(2)->SetRangeUser(1.51,2.49); // only beam data
908 fGainMIP->GetHistGainTime()->GetAxis(4)->SetRangeUser(0.39,0.51); // only MIP pions
910 fGraphMIP = AliTPCcalibBase::FitSlices(fGainMIP->GetHistGainTime(),0,1,minEntriesGaussFit,10,0.1,0.7);
911 if (fGraphMIP->GetN()==0) fGraphMIP = 0x0;
912 if (fGraphMIP) fFitMIP = AliTPCcalibTimeGain::MakeSplineFit(fGraphMIP);
913 if (fGraphMIP) fGraphMIP->SetName("TGRAPHERRORS_MEAN_GAIN_BEAM_ALL");// set proper names according to naming convention
914 fGainArray->AddAt(fFitMIP,0);
917 // 2.) try to create Cosmic spline
920 fGainCosmic->GetHistGainTime()->GetAxis(2)->SetRangeUser(0.51,1.49); // only cosmics
921 fGainCosmic->GetHistGainTime()->GetAxis(4)->SetRangeUser(20,100); // only Fermi-Plateau muons
923 fGraphCosmic = AliTPCcalibBase::FitSlices(fGainCosmic->GetHistGainTime(),0,1,minEntriesGaussFit,10);
924 if (fGraphCosmic->GetN()==0) fGraphCosmic = 0x0;
927 for(Int_t i=0; i < fGraphCosmic->GetN(); i++) {
928 fGraphCosmic->GetY()[i] /= FPtoMIPratio;
929 fGraphCosmic->GetEY()[i] /= FPtoMIPratio;
933 if (fGraphCosmic) fFitCosmic = AliTPCcalibTimeGain::MakeSplineFit(fGraphCosmic);
934 if (fGraphCosmic) fGraphCosmic->SetName("TGRAPHERRORS_MEAN_GAIN_COSMIC_ALL"); // set proper names according to naming convention
935 fGainArray->AddAt(fFitCosmic,1);
937 // with naming convention and backward compatibility
938 fGainArray->AddAt(fGraphMIP,2);
939 fGainArray->AddAt(fGraphCosmic,3);
940 cout << "fGraphCosmic: " << fGraphCosmic << " fGraphMIP " << fGraphMIP << endl;
945 Bool_t AliTPCPreprocessorOffline::AnalyzeAttachment(Int_t startRunNumber, Int_t endRunNumber, Int_t minEntriesFit) {
947 // determine slope as a function of mean driftlength
949 if(!fGainMIP) return kFALSE;
951 fGainMIP->GetHistGainTime()->GetAxis(5)->SetRangeUser(startRunNumber, endRunNumber);
953 fGainMIP->GetHistGainTime()->GetAxis(2)->SetRangeUser(1.51,2.49); // only beam data
954 fGainMIP->GetHistGainTime()->GetAxis(4)->SetRangeUser(0.39,0.51); // only MIP pions
956 fGainMIP->GetHistGainTime()->GetAxis(3)->SetRangeUser(125,250);// only full tracking region (driftlength)
957 fGainMIP->GetHistGainTime()->GetAxis(0)->SetRangeUser(1.5,3.5);// only full tracking region (driftlength)
959 TH3D * hist = fGainMIP->GetHistGainTime()->Projection(1, 0, 3);
961 Double_t *xvec = new Double_t[hist->GetNbinsX()];
962 Double_t *yvec = new Double_t[hist->GetNbinsX()];
963 Double_t *xerr = new Double_t[hist->GetNbinsX()];
964 Double_t *yerr = new Double_t[hist->GetNbinsX()];
967 for(Int_t i=1; i < hist->GetNbinsX(); i++) {
971 for (Int_t idelta=0; idelta<5; idelta++){
973 imin = TMath::Max(i-idelta,1);
974 imax = TMath::Min(i+idelta,hist->GetNbinsX());
975 nsum = TMath::Nint(hist->Integral(imin,imax,1,hist->GetNbinsY()-1,1,hist->GetNbinsZ()-1));
976 //if (nsum==0) break;
977 if (nsum>minEntriesFit) break;
979 if (nsum<minEntriesFit) continue;
981 fGainMIP->GetHistGainTime()->GetAxis(1)->SetRangeUser(hist->GetXaxis()->GetBinCenter(imin-1),hist->GetXaxis()->GetBinCenter(imax+1)); // define time range
982 TH2D * histZdep = fGainMIP->GetHistGainTime()->Projection(0,3);
984 histZdep->FitSlicesY(0,0,-1,0,"QNR",&arr);
985 TH1D * driftDep = (TH1D*)arr.At(1);
987 //TGraphErrors * driftDep = AliTPCcalibBase::FitSlices(fGainMIP->GetHistGainTime(),0,3,100,1,0.,1);
988 /*if (driftDep->GetN() < 4) {
995 TF1 pol1("polynom1","pol1",125,240);
996 //driftDep->Fit(&pol1,"QNRROB=0.8");
997 driftDep->Fit(&pol1,"QNR");
998 xvec[counter] = 0.5*(hist->GetXaxis()->GetBinCenter(imin-1)+hist->GetXaxis()->GetBinCenter(imax+1));
999 yvec[counter] = pol1.GetParameter(1)/pol1.GetParameter(0);
1000 xerr[counter] = hist->GetXaxis()->GetBinCenter(imax+1)-hist->GetXaxis()->GetBinCenter(imin-1);
1001 yerr[counter] = pol1.GetParError(1)/pol1.GetParameter(0);
1007 fGraphAttachmentMIP = new TGraphErrors(counter, xvec, yvec, xerr, yerr);
1008 if (fGraphAttachmentMIP) fGraphAttachmentMIP->SetName("TGRAPHERRORS_MEAN_ATTACHMENT_BEAM_ALL");// set proper names according to naming convention
1009 fGainArray->AddLast(fGraphAttachmentMIP);
1017 if (counter < 1) return kFALSE;
1023 Bool_t AliTPCPreprocessorOffline::AnalyzePadRegionGain(){
1025 // Analyze gain for different pad regions - produce the calibration graphs 0,1,2
1029 TH2D * histQmax = (TH2D*) fGainMult->GetHistPadEqual()->Projection(0,2);
1030 TH2D * histQtot = (TH2D*) fGainMult->GetHistPadEqual()->Projection(1,2);
1033 histQmax->FitSlicesY(0,0,-1,0,"QNR",&arr);
1034 Double_t xMax[3] = {0,1,2};
1035 Double_t yMax[3] = {((TH1D*)arr.At(1))->GetBinContent(1),
1036 ((TH1D*)arr.At(1))->GetBinContent(2),
1037 ((TH1D*)arr.At(1))->GetBinContent(3)};
1038 Double_t yMaxErr[3] = {((TH1D*)arr.At(1))->GetBinError(1),
1039 ((TH1D*)arr.At(1))->GetBinError(2),
1040 ((TH1D*)arr.At(1))->GetBinError(3)};
1041 TGraphErrors * fitPadRegionQmax = new TGraphErrors(3, xMax, yMax, 0, yMaxErr);
1043 histQtot->FitSlicesY(0,0,-1,0,"QNR",&arr);
1044 Double_t xTot[3] = {0,1,2};
1045 Double_t yTot[3] = {((TH1D*)arr.At(1))->GetBinContent(1),
1046 ((TH1D*)arr.At(1))->GetBinContent(2),
1047 ((TH1D*)arr.At(1))->GetBinContent(3)};
1048 Double_t yTotErr[3] = {((TH1D*)arr.At(1))->GetBinError(1),
1049 ((TH1D*)arr.At(1))->GetBinError(2),
1050 ((TH1D*)arr.At(1))->GetBinError(3)};
1051 TGraphErrors * fitPadRegionQtot = new TGraphErrors(3, xTot, yTot, 0, yTotErr);
1053 fitPadRegionQtot->SetName("TGRAPHERRORS_MEANQTOT_PADREGIONGAIN_BEAM_ALL");// set proper names according to naming convention
1054 fitPadRegionQmax->SetName("TGRAPHERRORS_MEANQMAX_PADREGIONGAIN_BEAM_ALL");// set proper names according to naming convention
1056 fGainArray->AddLast(fitPadRegionQtot);
1057 fGainArray->AddLast(fitPadRegionQmax);
1065 Bool_t AliTPCPreprocessorOffline::AnalyzeGainMultiplicity() {
1067 // Analyze gain as a function of multiplicity and produce calibration graphs
1069 if (!fGainMult) return kFALSE;
1070 fGainMult->GetHistGainMult()->GetAxis(3)->SetRangeUser(3,3);
1071 TH2D * histMultMax = fGainMult->GetHistGainMult()->Projection(0,4);
1072 TH2D * histMultTot = fGainMult->GetHistGainMult()->Projection(1,4);
1073 histMultMax->RebinX(4);
1074 histMultTot->RebinX(4);
1078 histMultMax->FitSlicesY(0,0,-1,0,"QNR",&arrMax);
1079 histMultTot->FitSlicesY(0,0,-1,0,"QNR",&arrTot);
1081 TH1D * meanMax = (TH1D*)arrMax.At(1);
1082 TH1D * meanTot = (TH1D*)arrTot.At(1);
1083 Float_t meanMult = histMultMax->GetMean();
1084 if(meanMax->GetBinContent(meanMax->FindBin(meanMult))) {
1085 meanMax->Scale(1./meanMax->GetBinContent(meanMax->FindBin(meanMult)));
1090 if(meanTot->GetBinContent(meanTot->FindBin(meanMult))) {
1091 meanTot->Scale(1./meanTot->GetBinContent(meanTot->FindBin(meanMult)));
1096 Float_t xMultMax[50];
1097 Float_t yMultMax[50];
1098 Float_t yMultErrMax[50];
1099 Float_t xMultTot[50];
1100 Float_t yMultTot[50];
1101 Float_t yMultErrTot[50];
1103 Int_t nCountMax = 0;
1104 for(Int_t iBin = 1; iBin < meanMax->GetXaxis()->GetNbins(); iBin++) {
1105 Float_t yValMax = meanMax->GetBinContent(iBin);
1106 if (yValMax < 0.7) continue;
1107 if (yValMax > 1.3) continue;
1108 if (meanMax->GetBinError(iBin)/yValMax > 0.01) continue;
1109 xMultMax[nCountMax] = meanMax->GetXaxis()->GetBinCenter(iBin);
1110 yMultMax[nCountMax] = yValMax;
1111 yMultErrMax[nCountMax] = meanMax->GetBinError(iBin);
1115 if (nCountMax < 10) return kFALSE;
1116 TGraphErrors * fitMultMax = new TGraphErrors(nCountMax, xMultMax, yMultMax, 0, yMultErrMax);
1117 fitMultMax->SetName("TGRAPHERRORS_MEANQMAX_MULTIPLICITYDEPENDENCE_BEAM_ALL");
1119 Int_t nCountTot = 0;
1120 for(Int_t iBin = 1; iBin < meanTot->GetXaxis()->GetNbins(); iBin++) {
1121 Float_t yValTot = meanTot->GetBinContent(iBin);
1122 if (yValTot < 0.7) continue;
1123 if (yValTot > 1.3) continue;
1124 if (meanTot->GetBinError(iBin)/yValTot > 0.1) continue;
1125 xMultTot[nCountTot] = meanTot->GetXaxis()->GetBinCenter(iBin);
1126 yMultTot[nCountTot] = yValTot;
1127 yMultErrTot[nCountTot] = meanTot->GetBinError(iBin);
1131 if (nCountTot < 10) return kFALSE;
1132 TGraphErrors * fitMultTot = new TGraphErrors(nCountTot, xMultTot, yMultTot, 0, yMultErrTot);
1133 fitMultTot->SetName("TGRAPHERRORS_MEANQTOT_MULTIPLICITYDEPENDENCE_BEAM_ALL");
1135 fGainArray->AddLast(fitMultMax);
1136 fGainArray->AddLast(fitMultTot);
1143 void AliTPCPreprocessorOffline::UpdateOCDBGain(Int_t startRunNumber, Int_t endRunNumber, const Char_t *storagePath){
1145 // Update OCDB entry
1147 AliCDBMetaData *metaData= new AliCDBMetaData();
1148 metaData->SetObjectClassName("TObjArray");
1149 metaData->SetResponsible("Alexander Kalweit");
1150 metaData->SetBeamPeriod(1);
1151 metaData->SetAliRootVersion("05-24-00"); //root version
1152 metaData->SetComment("Calibration of the time dependence of the gain due to pressure and temperature changes.");
1153 AliCDBId id1("TPC/Calib/TimeGain", startRunNumber, endRunNumber);
1154 AliCDBStorage * gStorage = AliCDBManager::Instance()->GetStorage(storagePath);
1155 gStorage->Put(fGainArray, id1, metaData);
1158 void AliTPCPreprocessorOffline::MakeQAPlot(Float_t FPtoMIPratio) {
1160 // Make QA plot to visualize results
1165 TCanvas * canvasCosmic = new TCanvas("gain Cosmic", "time dependent gain QA histogram cosmic");
1167 TH2D * gainHistoCosmic = fGainCosmic->GetHistGainTime()->Projection(0,1);
1168 gainHistoCosmic->SetDirectory(0);
1169 gainHistoCosmic->SetName("GainHistoCosmic");
1170 gainHistoCosmic->GetXaxis()->SetTimeDisplay(kTRUE);
1171 gainHistoCosmic->GetXaxis()->SetTimeFormat("#splitline{%d/%m}{%H:%M}");
1172 gainHistoCosmic->Draw("colz");
1173 fGraphCosmic->SetMarkerStyle(25);
1174 fGraphCosmic->Draw("lp");
1175 fGraphCosmic->SetMarkerStyle(25);
1176 TGraph * grfFitCosmic = fFitCosmic->MakeGraph(fGraphCosmic->GetX()[0],fGraphCosmic->GetX()[fGraphCosmic->GetN()-1],50000,0);
1178 for(Int_t i=0; i < grfFitCosmic->GetN(); i++) {
1179 grfFitCosmic->GetY()[i] *= FPtoMIPratio;
1181 for(Int_t i=0; i < fGraphCosmic->GetN(); i++) {
1182 fGraphCosmic->GetY()[i] *= FPtoMIPratio;
1185 fGraphCosmic->Draw("lp");
1187 grfFitCosmic->SetLineColor(2);
1188 grfFitCosmic->Draw("lu");
1190 fGainArray->AddLast(gainHistoCosmic);
1191 //fGainArray->AddLast(canvasCosmic->Clone());
1192 delete canvasCosmic;
1195 TCanvas * canvasMIP = new TCanvas("gain MIP", "time dependent gain QA histogram MIP");
1197 TH2D * gainHistoMIP = fGainMIP->GetHistGainTime()->Projection(0,1);
1198 gainHistoMIP->SetName("GainHistoCosmic");
1199 gainHistoMIP->SetDirectory(0);
1200 gainHistoMIP->GetXaxis()->SetTimeDisplay(kTRUE);
1201 gainHistoMIP->GetXaxis()->SetTimeFormat("#splitline{%d/%m}{%H:%M}");
1202 gainHistoMIP->Draw("colz");
1203 fGraphMIP->SetMarkerStyle(25);
1204 fGraphMIP->Draw("lp");
1205 TGraph * grfFitMIP = fFitMIP->MakeGraph(fGraphMIP->GetX()[0],fGraphMIP->GetX()[fGraphMIP->GetN()-1],50000,0);
1206 grfFitMIP->SetLineColor(2);
1207 grfFitMIP->Draw("lu");
1208 fGainArray->AddLast(gainHistoMIP);
1209 //fGainArray->AddLast(canvasMIP->Clone());
1214 void AliTPCPreprocessorOffline::MakeFitTime(){
1216 // mak aligment fit - store results in the file
1218 const Int_t kMinEntries=1000;
1220 MakePrimitivesTime();
1221 if (!fAlignTree) return;
1222 if (fAlignTree->GetEntries()<kMinEntries) return;
1223 fAlignTree->SetAlias("ptype","type");
1224 fAlignTree->SetAlias("hasITS","(1+0)");
1225 fAlignTree->SetAlias("dITS","1-2*(refX<40)");
1226 fAlignTree->SetAlias("isITS","refX>10");
1227 fAlignTree->SetAlias("isVertex","refX<10");
1229 Int_t npointsMax=30000000;
1230 TStatToolkit toolkit;
1236 TString fstringFast="";
1237 fstringFast+="FExBTwistX++";
1238 fstringFast+="FExBTwistY++";
1239 fstringFast+="FAlignRot0D++";
1240 fstringFast+="FAlignTrans0D++";
1241 fstringFast+="FAlignTrans1D++";
1243 fstringFast+="hasITS*FAlignTrans0++";
1244 fstringFast+="hasITS*FAlignTrans1++";
1245 fstringFast+="hasITS*FAlignRot0++";
1246 fstringFast+="hasITS*FAlignRot1++";
1247 fstringFast+="hasITS*FAlignRot2++";
1249 fstringFast+="dITS*FAlignTrans0++";
1250 fstringFast+="dITS*FAlignTrans1++";
1251 fstringFast+="dITS*FAlignRot0++";
1252 fstringFast+="dITS*FAlignRot1++";
1253 fstringFast+="dITS*FAlignRot2++";
1255 TCut cutFit="entries>10&&abs(mean)>0.00001";
1256 fAlignTree->SetAlias("err","rms");
1258 TString *strDeltaITS = TStatToolkit::FitPlaneConstrain(fAlignTree,"mean:err", fstringFast.Data(),cutFit, chi2,npoints,param,covar,-1,0, npointsMax, 1);
1259 strDeltaITS->Tokenize("++")->Print();
1260 fAlignTree->SetAlias("fitYFast",strDeltaITS->Data());
1262 TVectorD paramC= param;
1263 TMatrixD covarC= covar;
1264 TStatToolkit::Constrain1D(fstringFast,"Trans0D",paramC,covarC,0, 0.1);
1265 TStatToolkit::Constrain1D(fstringFast,"Trans1D",paramC,covarC,0, 0.1);
1266 TStatToolkit::Constrain1D(fstringFast,"TwistX",paramC,covarC,0, 0.1);
1267 TStatToolkit::Constrain1D(fstringFast,"TwistY",paramC,covarC,0, 0.1);
1268 TString strFitConst=TStatToolkit::MakeFitString(fstringFast, paramC,covar);
1269 fAlignTree->SetAlias("fitYFastC",strFitConst.Data());
1270 CreateAlignTime(fstringFast,paramC);
1276 void AliTPCPreprocessorOffline::MakeChainTime(){
1278 TFile f("CalibObjects.root");
1279 // const char *cdtype[7]={"ITS","TRD","Vertex","TOF","TPC","TPC0","TPC1"};
1280 //const char *cptype[5]={"dy","dz","dsnp","dtheta","d1pt"};
1281 const char * hname[5]={"dy","dz","dsnp","dtheta","d1pt"};
1283 AliTPCcalibTime *calibTime= (AliTPCcalibTime*) f.Get("calibTime");
1284 if (!calibTime) return;
1285 TTreeSRedirector *pcstream = new TTreeSRedirector("meanITSVertex.root");
1288 THnSparse *his = calibTime->GetResHistoTPCITS(ihis);
1290 his->GetAxis(1)->SetRangeUser(-1.1,1.1);
1291 his->GetAxis(2)->SetRange(0,1000000);
1292 his->GetAxis(3)->SetRangeUser(-0.35,0.35);
1293 AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("ITS%s",hname[ihis]),run,85.,ihis,5);
1296 his = calibTime->GetResHistoTPCITS(ihis);
1298 his->GetAxis(1)->SetRangeUser(-1.1,1.1);
1299 his->GetAxis(2)->SetRange(0,1000000);
1300 his->GetAxis(3)->SetRangeUser(-0.35,0.35);
1301 AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("ITS%s",hname[ihis]),run,85.,ihis,5);
1304 his = calibTime->GetResHistoTPCITS(ihis);
1306 his->GetAxis(1)->SetRangeUser(-1.1,1.1);
1307 his->GetAxis(2)->SetRange(0,1000000);
1308 his->GetAxis(3)->SetRangeUser(-0.35,0.35);
1309 AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("ITS%s",hname[ihis]),run,85.,ihis,5);
1312 his = calibTime->GetResHistoTPCvertex(ihis);
1314 his->GetAxis(1)->SetRangeUser(-1.1,1.1);
1315 his->GetAxis(2)->SetRange(0,1000000);
1316 his->GetAxis(3)->SetRangeUser(-0.35,0.35);
1317 AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("Vertex%s",hname[ihis]),run,0.,ihis,5);
1320 his = calibTime->GetResHistoTPCvertex(ihis);
1322 his->GetAxis(1)->SetRangeUser(-1.1,1.1);
1323 his->GetAxis(2)->SetRange(0,1000000);
1324 his->GetAxis(3)->SetRangeUser(-0.35,0.35);
1325 AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("Vertex%s",hname[ihis]),run,0.,ihis,5);
1329 his = calibTime->GetResHistoTPCvertex(ihis);
1331 his->GetAxis(1)->SetRangeUser(-1.1,1.1);
1332 his->GetAxis(2)->SetRange(0,1000000);
1333 his->GetAxis(3)->SetRangeUser(-0.35,0.35);
1334 AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("Vertex%s",hname[ihis]),run,0.,ihis,5);
1338 his = calibTime->GetResHistoTPCTOF(ihis);
1340 his->GetAxis(1)->SetRangeUser(-1.1,1.1);
1341 his->GetAxis(2)->SetRange(0,1000000);
1342 his->GetAxis(3)->SetRangeUser(-0.35,0.35);
1343 AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("TOF%s",hname[ihis]),run,0.,ihis,10);
1347 his = calibTime->GetResHistoTPCTRD(ihis);
1349 his->GetAxis(1)->SetRangeUser(-1.1,1.1);
1350 his->GetAxis(2)->SetRange(0,1000000);
1351 his->GetAxis(3)->SetRangeUser(-0.35,0.35);
1352 AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("TRD%s",hname[ihis]),run,0.,ihis,10);
1359 Double_t AliTPCPreprocessorOffline::EvalAt(Double_t phi, Double_t refX, Double_t theta, Int_t corr, Int_t ptype){
1363 Double_t sector = 9*phi/TMath::Pi();
1364 if (sector<0) sector+=18;
1365 Double_t y85=AliTPCCorrection::GetCorrSector(sector,85,theta,1,corr);
1366 Double_t y245=AliTPCCorrection::GetCorrSector(sector,245,theta,1,corr);
1367 if (ptype==0) return y85+(y245-y85)*(refX-85.)/(245.-85.);
1368 if (ptype==2) return (y245-y85)/(245.-85.);
1374 void AliTPCPreprocessorOffline::MakePrimitivesTime(){
1376 // Create primitive transformation to fit
1378 fAlignTree=new TChain("fit","fit");
1379 fAlignTree->AddFile("meanITSVertex.root",10000000,"ITSdy");
1380 fAlignTree->AddFile("meanITSVertex.root",10000000,"ITSdsnp");
1381 fAlignTree->AddFile("meanITSVertex.root",10000000,"Vertexdy");
1382 fAlignTree->AddFile("meanITSVertex.root",10000000,"Vertexdsnp");
1384 AliTPCParam *param= AliTPCcalibDB::Instance()->GetParameters();
1385 Double_t bzField=AliTrackerBase::GetBz();
1386 Double_t vdrift = param->GetDriftV()/1000000.; // [cm/us] // From dataBase: to be updated: per second (ideally)
1387 Double_t ezField = 400; // [V/cm] // to be updated: never (hopefully)
1388 Double_t wtP = -10.0 * (bzField) * vdrift / ezField ;
1389 AliTPCExBTwist *fitExBTwistX= new AliTPCExBTwist;
1390 AliTPCExBTwist *fitExBTwistY= new AliTPCExBTwist;
1391 AliTPCCalibGlobalMisalignment *trans0 =new AliTPCCalibGlobalMisalignment;
1392 AliTPCCalibGlobalMisalignment *trans1 =new AliTPCCalibGlobalMisalignment;
1393 AliTPCCalibGlobalMisalignment *trans0D =new AliTPCCalibGlobalMisalignment;
1394 AliTPCCalibGlobalMisalignment *trans1D =new AliTPCCalibGlobalMisalignment;
1395 AliTPCCalibGlobalMisalignment *rot0 =new AliTPCCalibGlobalMisalignment;
1396 AliTPCCalibGlobalMisalignment *rot1 =new AliTPCCalibGlobalMisalignment;
1397 AliTPCCalibGlobalMisalignment *rot2 =new AliTPCCalibGlobalMisalignment;
1398 AliTPCCalibGlobalMisalignment *rot3 =new AliTPCCalibGlobalMisalignment;
1401 fitExBTwistX->SetXTwist(0.001);
1402 fitExBTwistX->SetOmegaTauT1T2(wtP,1,1);
1404 fitExBTwistY->SetYTwist(0.001);
1405 fitExBTwistY->SetOmegaTauT1T2(wtP,1,1);
1407 TGeoHMatrix *matrixRot = new TGeoHMatrix;
1408 TGeoHMatrix *matrixX = new TGeoHMatrix;
1409 TGeoHMatrix *matrixY = new TGeoHMatrix;
1410 matrixX->SetDx(0.1);
1411 matrixY->SetDy(0.1);
1412 Double_t rotAngles0[9]={0};
1413 Double_t rotAngles1[9]={0};
1414 Double_t rotAngles2[9]={0};
1416 Double_t rotAngles3[9]={0};
1418 rotAngles0[0]=1; rotAngles0[4]=1; rotAngles0[8]=1;
1419 rotAngles1[0]=1; rotAngles1[4]=1; rotAngles1[8]=1;
1420 rotAngles2[0]=1; rotAngles2[4]=1; rotAngles2[8]=1;
1421 rotAngles3[0]=1; rotAngles3[4]=1; rotAngles3[8]=1;
1423 rotAngles0[1]=-0.001;rotAngles0[3]=0.001;
1424 rotAngles1[5]=-0.001;rotAngles1[7]=0.001;
1425 rotAngles2[2]=0.001;rotAngles2[6]=-0.001;
1426 rotAngles3[1]=0.001;rotAngles3[3]=-0.001;
1427 matrixRot->SetRotation(rotAngles0);
1428 rot0->SetAlignGlobal(matrixRot);
1429 matrixRot->SetRotation(rotAngles1);
1430 rot1->SetAlignGlobal(matrixRot);
1431 matrixRot->SetRotation(rotAngles2);
1432 rot2->SetAlignGlobal(matrixRot);
1433 matrixRot->SetRotation(rotAngles3);
1434 rot3->SetAlignGlobalDelta(matrixRot);
1436 trans0->SetAlignGlobal(matrixX);
1437 trans1->SetAlignGlobal(matrixY);
1438 trans0D->SetAlignGlobalDelta(matrixX);
1439 trans1D->SetAlignGlobalDelta(matrixY);
1440 fitExBTwistX->Init();
1441 fitExBTwistY->Init();
1443 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(fitExBTwistX->Clone()),100);
1444 fitExBTwistY->AddVisualCorrection((AliTPCExBTwist*)(fitExBTwistY->Clone()),101);
1446 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(rot0->Clone()),102);
1447 fitExBTwistY->AddVisualCorrection((AliTPCExBTwist*)(rot1->Clone()),103);
1448 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(rot2->Clone()),104);
1449 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(rot3->Clone()),105);
1451 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(trans0->Clone()),106);
1452 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(trans1->Clone()),107);
1453 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(trans0D->Clone()),108);
1454 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(trans1D->Clone()),109);
1456 fAlignTree->SetAlias("FExBTwistX", "AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,100,ptype)+0");
1457 fAlignTree->SetAlias("FExBTwistY","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,101,ptype)+0");
1458 fAlignTree->SetAlias("FAlignRot0","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,102,ptype)+0");
1459 fAlignTree->SetAlias("FAlignRot0D","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,105,ptype)+0");
1460 fAlignTree->SetAlias("FAlignRot1","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,103,ptype)+0");
1461 fAlignTree->SetAlias("FAlignRot2","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,104,ptype)+0");
1462 fAlignTree->SetAlias("FAlignTrans0","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,106,ptype)+0");
1463 fAlignTree->SetAlias("FAlignTrans1","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,107,ptype)+0");
1464 fAlignTree->SetAlias("FAlignTrans0D","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,108,ptype)+0");
1465 fAlignTree->SetAlias("FAlignTrans1D","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,109,ptype)+0");
1467 // test fast function
1469 // fAlignTree->Draw("FExBTwistX:ExBTwistX","isITS&&ptype==0&&abs(snp)<0.05","");
1470 // fAlignTree->Draw("FExBTwistY:ExBTwistY","isITS&&ptype==0&&abs(snp)<0.05","");
1471 // fAlignTree->Draw("FAlignRot0:alignRot0","isITS&&ptype==0&&abs(snp)<0.05","");
1472 // fAlignTree->Draw("FAlignRot1:alignRot1","isITS&&ptype==0&&abs(snp)<0.05","");
1473 // fAlignTree->Draw("FAlignRot2:alignRot2","isITS&&ptype==0&&abs(snp)<0.05","");
1475 // fAlignTree->Draw("FAlignTrans0:alignTrans0","isITS&&ptype==0&&abs(snp)<0.05","");
1476 // fAlignTree->Draw("FAlignTrans1:alignTrans1","isITS&&ptype==0&&abs(snp)<0.05","");
1481 void AliTPCPreprocessorOffline::CreateAlignTime(TString fstring, TVectorD paramC){
1486 TGeoHMatrix *matrixDelta = new TGeoHMatrix;
1487 TGeoHMatrix *matrixGlobal = new TGeoHMatrix;
1488 Double_t rAngles[9];
1491 index=TStatToolkit::GetFitIndex(fstring,"FAlignTrans0D");
1492 if (index>=0) matrixDelta->SetDx(paramC[index+1]*0.1);
1493 index=TStatToolkit::GetFitIndex(fstring,"FAlignTrans1D");
1494 if (index>=0) matrixDelta->SetDy(paramC[index+1]*0.1);
1495 rAngles[0]=1; rAngles[4]=1; rAngles[8]=1;
1496 index=TStatToolkit::GetFitIndex(fstring,"FAlignRot0D");
1497 rAngles[1]=-paramC[index+1]*0.001; rAngles[3]=paramC[index+1]*0.001;
1498 rAngles[5]=0; rAngles[7] =0;
1499 rAngles[2]=0; rAngles[6] =0;
1500 matrixDelta->SetRotation(rAngles);
1504 index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignTrans0");
1505 if (index>=0) matrixGlobal->SetDx(paramC[index+1]*0.1);
1506 index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignTrans1");
1507 if (index>=0) matrixGlobal->SetDy(paramC[index+1]*0.1);
1508 rAngles[0]=1; rAngles[4]=1; rAngles[8]=1;
1509 index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignRot0");
1510 rAngles[1]=-paramC[index+1]*0.001; rAngles[3]=paramC[index+1]*0.001;
1511 index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignRot1");
1512 rAngles[5]=-paramC[index+1]*0.001; rAngles[7]=paramC[index+1]*0.001;
1513 index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignRot2");
1514 rAngles[2]=paramC[index+1]*0.001; rAngles[6] =-paramC[index+1]*0.001;
1515 matrixGlobal->SetRotation(rAngles);
1517 AliTPCCalibGlobalMisalignment *fitAlignTime =0;
1518 fitAlignTime =new AliTPCCalibGlobalMisalignment;
1519 fitAlignTime->SetName("FitAlignTime");
1520 fitAlignTime->SetTitle("FitAlignTime");
1521 fitAlignTime->SetAlignGlobalDelta(matrixDelta);
1522 fitAlignTime->SetAlignGlobal(matrixGlobal);
1524 AliTPCExBTwist * fitExBTwist= new AliTPCExBTwist;
1525 Int_t indexX=TStatToolkit::GetFitIndex(fstring,"ExBTwistX");
1526 Int_t indexY=TStatToolkit::GetFitIndex(fstring,"ExBTwistY");
1527 fitExBTwist->SetXTwist(0.001*paramC[indexX+1]); // 1 mrad twist in x
1528 fitExBTwist->SetYTwist(0.001*paramC[indexY+1]); // 1 mrad twist in x
1529 fitExBTwist->SetName("FitExBTwistTime");
1530 fitExBTwist->SetTitle("FitExBTwistTime");
1531 AliTPCParam *param= AliTPCcalibDB::Instance()->GetParameters();
1532 Double_t bzField=AliTrackerBase::GetBz();
1533 Double_t vdrift = param->GetDriftV()/1000000.; // [cm/us] // From dataBase: to be updated: per second (ideally)
1535 Double_t ezField = 400; // [V/cm] // to be updated: never (hopefully)
1536 Double_t wt = -10.0 * (bzField) * vdrift / ezField ;
1538 fitExBTwist->SetOmegaTauT1T2(wt,1,1);
1539 fitExBTwist->Init();
1541 AliTPCComposedCorrection *corrTime = new AliTPCComposedCorrection;
1542 TObjArray *arr = new TObjArray;
1543 corrTime->SetCorrections(arr);
1545 corrTime->GetCorrections()->Add(fitExBTwist);
1546 corrTime->GetCorrections()->Add(fitAlignTime);
1547 corrTime->SetName("FitCorrectionTime");
1548 corrTime->SetTitle("FitCorrectionTime");
1550 fitExBTwist->AddVisualCorrection((AliTPCExBTwist*)(fitExBTwist->Clone()),1001);
1551 fitAlignTime->AddVisualCorrection((AliTPCExBTwist*)(fitAlignTime->Clone()),1002);
1552 fitAlignTime->AddVisualCorrection((AliTPCExBTwist*)(corrTime->Clone()),1003);
1555 fAlignTree->SetAlias("ExBTwistTime","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,1001,ptype)+0");
1556 fAlignTree->SetAlias("AlignTime","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,1002,ptype)+0");
1557 fAlignTree->SetAlias("FitCorrectionTime","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,1003,ptype)+0");
1560 TFile *f = new TFile("fitITSVertex.root","update");
1561 corrTime->Write("FitCorrectionTime");