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
114 // default constructor
118 AliTPCPreprocessorOffline::~AliTPCPreprocessorOffline() {
127 void AliTPCPreprocessorOffline::GetRunRange(AliTPCcalibTime * const timeDrift){
129 // find the fist and last run
131 TObjArray *hisArray =timeDrift->GetHistoDrift();
132 {for (Int_t i=0; i<hisArray->GetEntriesFast(); i++){
133 THnSparse* addHist=(THnSparse*)hisArray->UncheckedAt(i);
134 if (addHist->GetEntries()<fMinEntries) continue;
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));
141 startRun=histo->FindFirstBinAbove(0);
142 endRun =histo->FindLastBinAbove(0);
144 startRun=TMath::Min(histo->FindFirstBinAbove(0),startRun);
145 endRun =TMath::Max(histo->FindLastBinAbove(0),endRun);
148 startTime=histoTime->FindFirstBinAbove(0);
149 endTime =histoTime->FindLastBinAbove(0);
151 startTime=TMath::Min(histoTime->FindFirstBinAbove(0),startTime);
152 endTime =TMath::Max(histoTime->FindLastBinAbove(0),endTime);
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);
166 void AliTPCPreprocessorOffline::CalibTimeVdrift(const Char_t* file, Int_t ustartRun, Int_t uendRun, TString pocdbStorage){
168 // make calibration of the drift velocity
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
174 if (pocdbStorage.Length()>0) ocdbStorage=pocdbStorage;
176 ocdbStorage="local://"+gSystem->GetFromPipe("pwd")+"/OCDB";
178 // 1. Initialization and run range setting
180 TObjArray * array = (TObjArray*)fcalib.Get("TPCCalib");
182 fTimeDrift = (AliTPCcalibTime *)array->FindObject("calibTime");
184 fTimeDrift = (AliTPCcalibTime*)fcalib.Get("calibTime");
186 if(!fTimeDrift) return;
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);
200 // 2. extraction of the information
202 fVdriftArray = new TObjArray();
203 AddAlignmentGraphs(fVdriftArray,fTimeDrift);
204 AddHistoGraphs(fVdriftArray,fTimeDrift,fMinEntries);
205 AddLaserGraphs(fVdriftArray,fTimeDrift);
207 // 3. Append QA plots
209 MakeDefaultPlots(fVdriftArray,fVdriftArray);
212 // 4. validate OCDB entries
214 if(fSwitchOnValidation==kTRUE && ValidateTimeDrift()==kFALSE) {
215 Printf("TPC time drift OCDB parameters out of range!");
222 TFile * ftime= TFile::Open("fitITSVertex.root");
224 TObject * alignmentTime=ftime->Get("FitCorrectionTime");
225 if (alignmentTime) fVdriftArray->AddLast(alignmentTime);
232 UpdateOCDBDrift(ustartRun,uendRun,ocdbStorage);
235 void AliTPCPreprocessorOffline::UpdateOCDBDrift( Int_t ustartRun, Int_t uendRun, const char* storagePath ){
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");
246 id1=new AliCDBId("TPC/Calib/TimeDrift", ustartRun, uendRun);
247 AliCDBStorage* gStorage = AliCDBManager::Instance()->GetStorage(storagePath);
248 gStorage->Put(fVdriftArray, (*id1), metaData);
251 Bool_t AliTPCPreprocessorOffline::ValidateTimeGain(Double_t minGain, Double_t maxGain)
254 // Validate time gain corrections
256 Printf("ValidateTimeGain..." );
258 TGraphErrors *gr = (TGraphErrors*)fGainArray->FindObject("TGRAPHERRORS_MEAN_GAIN_BEAM_ALL");
259 if(!gr) return kFALSE;
260 if(gr->GetN()<1) return kFALSE;
262 // check whether gain in the range
263 for(Int_t iPoint=0; iPoint<gr->GetN(); iPoint++)
265 if(gr->GetY()[iPoint] < minGain || gr->GetY()[iPoint] > maxGain)
273 Bool_t AliTPCPreprocessorOffline::ValidateTimeDrift(Double_t maxVDriftCorr)
276 // Validate time drift velocity corrections
278 Printf("ValidateTimeDrift..." );
280 TGraphErrors* gr = (TGraphErrors*)fVdriftArray->FindObject("ALIGN_ITSB_TPC_DRIFTVD");
281 Printf("ALIGN_ITSB_TPC_DRIFTVD graph = %p",gr);
283 if(!gr) return kFALSE;
285 Printf("ALIGN_ITSB_TPC_DRIFTVD number of points = %d",gr->GetN());
289 // check whether drift velocity corrections in the range
290 for(Int_t iPoint = 0; iPoint<gr->GetN(); iPoint++)
292 Printf("Y value from the graph: %f",TMath::Abs(gr->GetY()[iPoint]));
293 if(TMath::Abs(gr->GetY()[iPoint]) > maxVDriftCorr)
300 void AliTPCPreprocessorOffline::UpdateDriftParam(AliTPCParam *param, TObjArray *const arr, Int_t lstartRun){
302 // update the OCDB entry for the nominal time0
305 // AliTPCParam * param = AliTPCcalibDB::Instance()->GetParameters();
306 AliTPCParam *paramNew = (AliTPCParam *)param->Clone();
307 TGraphErrors *grT = (TGraphErrors *)arr->FindObject("ALIGN_ITSM_TPC_T0");
308 Double_t deltaTcm = TMath::Median(grT->GetN(),grT->GetY());
309 Double_t deltaT = deltaTcm/param->GetDriftV();
310 paramNew->SetL1Delay(param->GetL1Delay()-deltaT);
313 AliCDBMetaData *metaData= new AliCDBMetaData();
314 metaData->SetObjectClassName("TObjArray");
315 metaData->SetResponsible("Marian Ivanov");
316 metaData->SetBeamPeriod(1);
317 metaData->SetAliRootVersion("05-25-02"); //root version
318 metaData->SetComment("Updated calibration of nominal time 0");
320 id1=new AliCDBId("TPC/Calib/Parameters", lstartRun, AliCDBRunRange::Infinity());
321 AliCDBStorage* gStorage = AliCDBManager::Instance()->GetStorage(ocdbStorage);
322 gStorage->Put(param, (*id1), metaData);
327 void AliTPCPreprocessorOffline::PrintArray(TObjArray *array){
329 // Print the names of the entries in array
331 Int_t entries = array->GetEntries();
332 for (Int_t i=0; i<entries; i++){
333 if (!array->At(i)) continue;
334 printf("%d\t %s\n", i, array->At(i)->GetName());
340 TGraphErrors* AliTPCPreprocessorOffline::FilterGraphDrift(TGraphErrors * graph, Float_t errSigmaCut, Float_t medianCutAbs){
342 // 1. filter graph - error cut errSigmaCut
343 // 2. filter graph - medianCutAbs around median
345 // errSigmaCut - cut on error
346 // medianCutAbs - cut on value around median
349 // 1. filter graph - error cut errSigmaCut
351 TGraphErrors *graphF;
352 graphF = AliTPCcalibDButil::FilterGraphMedianErr(graph,errSigmaCut,dummy);
354 if (!graphF) return 0;
355 graph = AliTPCcalibDButil::FilterGraphMedianErr(graphF,errSigmaCut,dummy);
357 if (!graph) return 0;
359 // filter graph - kMedianCutAbs around median
361 graphF=FilterGraphMedianAbs(graph, medianCutAbs,dummy);
363 if (!graphF) return 0;
364 graph=FilterGraphMedianAbs(graphF, medianCutAbs,dummy);
366 if (!graph) return 0;
372 TGraphErrors* AliTPCPreprocessorOffline::FilterGraphMedianAbs(TGraphErrors * graph, Float_t cut,Double_t &medianY){
374 // filter outlyer measurement
375 // Only points around median +- cut filtered
377 if (!graph) return 0;
379 Int_t npoints0 = graph->GetN();
382 Double_t *outx=new Double_t[npoints0];
383 Double_t *outy=new Double_t[npoints0];
384 Double_t *errx=new Double_t[npoints0];
385 Double_t *erry=new Double_t[npoints0];
388 if (npoints0<kMinPoints) return 0;
389 for (Int_t iter=0; iter<3; iter++){
391 for (Int_t ipoint=0; ipoint<npoints0; ipoint++){
392 if (graph->GetY()[ipoint]==0) continue;
393 if (iter>0 &&TMath::Abs(graph->GetY()[ipoint]-medianY)>cut) continue;
394 outx[npoints] = graph->GetX()[ipoint];
395 outy[npoints] = graph->GetY()[ipoint];
396 errx[npoints] = graph->GetErrorX(ipoint);
397 erry[npoints] = graph->GetErrorY(ipoint);
400 if (npoints<=1) break;
401 medianY =TMath::Median(npoints,outy);
402 rmsY =TMath::RMS(npoints,outy);
404 TGraphErrors *graphOut=0;
405 if (npoints>1) graphOut= new TGraphErrors(npoints,outx,outy,errx,erry);
414 void AliTPCPreprocessorOffline::AddHistoGraphs( TObjArray * vdriftArray, AliTPCcalibTime * const timeDrift, Int_t minEntries){
416 // Add graphs corresponding to the alignment
418 const Double_t kErrSigmaCut=5; // error sigma cut - for filtering
419 const Double_t kMedianCutAbs=0.03; // error sigma cut - for filtering
421 TObjArray * array=timeDrift->GetHistoDrift();
423 THnSparse* hist=NULL;
424 // 2.a) cosmics with different triggers
425 for (Int_t i=0; i<array->GetEntriesFast();i++){
426 hist=(THnSparseF*)array->UncheckedAt(i);
428 if (hist->GetEntries()<minEntries) continue;
430 TString name=hist->GetName();
431 Int_t dim[4]={0,1,2,3};
432 THnSparse* newHist=hist->Projection(4,dim);
433 newHist->SetName(name);
434 TGraphErrors* graph=AliTPCcalibBase::FitSlices(newHist,2,0,400,100,0.05,0.95, kTRUE);
435 printf("name=%s graph=%i, N=%i\n", name.Data(), graph==0, graph->GetN());
436 Int_t pos=name.Index("_");
437 name=name(pos,name.Capacity()-pos);
438 TString graphName=graph->ClassName();
442 graph = FilterGraphDrift(graph, kErrSigmaCut, kMedianCutAbs);
444 printf("Graph =%s filtered out\n", name.Data());
449 graph->SetMarkerStyle(i%8+20);
450 graph->SetMarkerColor(i%7);
451 graph->GetXaxis()->SetTitle("Time");
452 graph->GetYaxis()->SetTitle("v_{dcor}");
453 graph->SetName(graphName);
454 graph->SetTitle(graphName);
455 printf("Graph %d\t=\t%s\n", i, graphName.Data());
456 vdriftArray->Add(graph);
465 void AliTPCPreprocessorOffline::AddAlignmentGraphs( TObjArray * vdriftArray, AliTPCcalibTime *const timeDrift){
467 // Add graphs corresponding to alignment to the object array
469 TObjArray *arrayITS=0;
470 TObjArray *arrayTOF=0;
471 TObjArray *arrayTRD=0;
472 TMatrixD *mstatITS=0;
473 TMatrixD *mstatTOF=0;
474 TMatrixD *mstatTRD=0;
476 arrayITS=timeDrift->GetAlignITSTPC();
477 arrayTRD=timeDrift->GetAlignTRDTPC();
478 arrayTOF=timeDrift->GetAlignTOFTPC();
480 if (arrayITS->GetEntries()>0) mstatITS= AliTPCcalibDButil::MakeStatRelKalman(arrayITS,0.9,50,0.025);
481 if (arrayTOF->GetEntries()>0) mstatTOF= AliTPCcalibDButil::MakeStatRelKalman(arrayTOF,0.9,1000,0.025);
482 if (arrayTRD->GetEntries()>0) mstatTRD= AliTPCcalibDButil::MakeStatRelKalman(arrayTRD,0.9,50,0.025);
484 TObjArray * arrayITSP= AliTPCcalibDButil::SmoothRelKalman(arrayITS,*mstatITS, 0, 5.);
485 TObjArray * arrayITSM= AliTPCcalibDButil::SmoothRelKalman(arrayITS,*mstatITS, 1, 5.);
486 TObjArray * arrayITSB= AliTPCcalibDButil::SmoothRelKalman(arrayITSP,arrayITSM);
487 TObjArray * arrayTOFP= AliTPCcalibDButil::SmoothRelKalman(arrayTOF,*mstatTOF, 0, 5.);
488 TObjArray * arrayTOFM= AliTPCcalibDButil::SmoothRelKalman(arrayTOF,*mstatTOF, 1, 5.);
489 TObjArray * arrayTOFB= AliTPCcalibDButil::SmoothRelKalman(arrayTOFP,arrayTOFM);
491 TObjArray * arrayTRDP= 0x0;
492 TObjArray * arrayTRDM= 0x0;
493 TObjArray * arrayTRDB= 0x0;
494 arrayTRDP= AliTPCcalibDButil::SmoothRelKalman(arrayTRD,*mstatTRD, 0, 5.);
495 arrayTRDM= AliTPCcalibDButil::SmoothRelKalman(arrayTRD,*mstatTRD, 1, 5.);
496 arrayTRDB= AliTPCcalibDButil::SmoothRelKalman(arrayTRDP,arrayTRDM);
499 Int_t entries=TMath::Max(arrayITS->GetEntriesFast(),arrayTOF->GetEntriesFast());
500 TObjArray *arrays[12]={arrayITS, arrayITSP, arrayITSM, arrayITSB,
501 arrayTRD, arrayTRDP, arrayTRDM, arrayTRDB,
502 arrayTOF, arrayTOFP, arrayTOFM, arrayTOFB};
503 TString grnames[12]={"ALIGN_ITS", "ALIGN_ITSP", "ALIGN_ITSM", "ALIGN_ITSB",
504 "ALIGN_TRD", "ALIGN_TRDP", "ALIGN_TRDM","ALIGN_TRDB",
505 "ALIGN_TOF", "ALIGN_TOFP", "ALIGN_TOFM","ALIGN_TOFB"};
506 TString grpar[9]={"DELTAPSI", "DELTATHETA", "DELTAPHI",
507 "DELTAX", "DELTAY", "DELTAZ",
508 "DRIFTVD", "T0", "VDGY"};
511 TVectorD vX(entries);
512 TVectorD vY(entries);
513 TVectorD vEx(entries);
514 TVectorD vEy(entries);
516 for (Int_t iarray=0; iarray<12; iarray++){
517 arr = arrays[iarray];
518 if (arr==0) continue;
519 for (Int_t ipar=0; ipar<9; ipar++){
521 for (Int_t itime=0; itime<arr->GetEntriesFast(); itime++){
522 AliRelAlignerKalman * kalman = (AliRelAlignerKalman *) arr->UncheckedAt(itime);
523 if (!kalman) continue;
524 vX[counter]=kalman->GetTimeStamp();
525 vY[counter]=(*(kalman->GetState()))[ipar];
526 if (ipar==6) vY[counter]=1./(*(kalman->GetState()))[ipar]-1;
528 vEy[counter]=TMath::Sqrt((*(kalman->GetStateCov()))(ipar,ipar));
532 TGraphErrors * graph=new TGraphErrors(counter, vX.GetMatrixArray(),
534 vEx.GetMatrixArray(),
535 vEy.GetMatrixArray());
536 TString grName=grnames[iarray];
539 graph->SetName(grName.Data());
540 vdriftArray->AddLast(graph);
548 void AliTPCPreprocessorOffline::AddLaserGraphs( TObjArray * vdriftArray, AliTPCcalibTime *timeDrift){
550 // add graphs for laser
552 const Double_t delayL0L1 = 0.071; //this is hack for 1/2 weeks
554 TGraphErrors *grLaser[6]={0,0,0,0,0,0};
555 hisN = timeDrift->GetHistVdriftLaserA(0);
556 if (timeDrift->GetHistVdriftLaserA(0)){
557 grLaser[0]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserA(0),0,2,5,delayL0L1);
558 grLaser[0]->SetName("GRAPH_MEAN_DELAY_LASER_ALL_A");
559 vdriftArray->AddLast(grLaser[0]);
561 if (timeDrift->GetHistVdriftLaserA(1)){
562 grLaser[1]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserA(1),0,2,5);
563 grLaser[1]->SetName("GRAPH_MEAN_DRIFT_LASER_ALL_A");
564 vdriftArray->AddLast(grLaser[1]);
566 if (timeDrift->GetHistVdriftLaserA(2)){
567 grLaser[2]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserA(2),0,2,5);
568 grLaser[2]->SetName("GRAPH_MEAN_GLOBALYGRADIENT_LASER_ALL_A");
569 vdriftArray->AddLast(grLaser[2]);
571 if (timeDrift->GetHistVdriftLaserC(0)){
572 grLaser[3]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserC(0),0,2,5,delayL0L1);
573 grLaser[3]->SetName("GRAPH_MEAN_DELAY_LASER_ALL_C");
574 vdriftArray->AddLast(grLaser[3]);
576 if (timeDrift->GetHistVdriftLaserC(1)){
577 grLaser[4]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserC(1),0,2,5);
578 grLaser[4]->SetName("GRAPH_MEAN_DRIFT_LASER_ALL_C");
579 vdriftArray->AddLast(grLaser[4]);
581 if (timeDrift->GetHistVdriftLaserC(2)){
582 grLaser[5]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserC(2),0,2,5);
583 grLaser[5]->SetName("GRAPH_MEAN_GLOBALYGRADIENT_LASER_ALL_C");
584 vdriftArray->AddLast(grLaser[5]);
586 for (Int_t i=0; i<6;i++){
588 SetDefaultGraphDrift(grLaser[i], 1,(i+20));
589 grLaser[i]->GetYaxis()->SetTitle("Laser Correction");
595 TGraphErrors * AliTPCPreprocessorOffline::MakeGraphFilter0(THnSparse *hisN, Int_t itime, Int_t ival, Int_t minEntries, Double_t offset){
597 // Make graph with mean values and rms
599 hisN->GetAxis(itime)->SetRange(0,100000000);
600 hisN->GetAxis(ival)->SetRange(0,100000000);
601 TH1 * hisT = hisN->Projection(itime);
602 TH1 * hisV = hisN->Projection(ival);
604 Int_t firstBinA = hisT->FindFirstBinAbove(2);
605 Int_t lastBinA = hisT->FindLastBinAbove(2);
606 Int_t firstBinV = hisV->FindFirstBinAbove(0);
607 Int_t lastBinV = hisV->FindLastBinAbove(0);
608 hisN->GetAxis(itime)->SetRange(firstBinA,lastBinA);
609 hisN->GetAxis(ival)->SetRange(firstBinV,lastBinV);
611 for (Int_t ibin=firstBinA; ibin<=lastBinA; ibin++){
612 Double_t cont = hisT->GetBinContent(ibin);
613 if (cont<minEntries) continue;
616 TVectorD vecTime(entries);
617 TVectorD vecMean0(entries);
618 TVectorD vecRMS0(entries);
619 TVectorD vecMean1(entries);
620 TVectorD vecRMS1(entries);
622 for (Int_t ibin=firstBinA; ibin<=lastBinA; ibin++){
623 Double_t cont = hisT->GetBinContent(ibin);
624 if (cont<minEntries) continue;
625 //hisN->GetAxis(itime)->SetRange(ibin-1,ibin+1);
626 Int_t minBin = ibin-1;
627 Int_t maxBin = ibin+1;
628 if(minBin <= 0) minBin = 1;
629 if(maxBin >= hisN->GetAxis(itime)->GetNbins()) maxBin = hisN->GetAxis(itime)->GetNbins()-1;
630 hisN->GetAxis(itime)->SetRange(minBin,maxBin);
632 Double_t time = hisT->GetBinCenter(ibin);
633 TH1 * his = hisN->Projection(ival);
634 Double_t nentries0= his->GetBinContent(his->FindBin(0));
635 if (cont-nentries0<minEntries) continue;
637 his->SetBinContent(his->FindBin(0),0);
638 vecTime[entries]=time;
639 vecMean0[entries]=his->GetMean()+offset;
640 vecMean1[entries]=his->GetMeanError();
641 vecRMS0[entries] =his->GetRMS();
642 vecRMS1[entries] =his->GetRMSError();
648 TGraphErrors * graph = new TGraphErrors(entries,vecTime.GetMatrixArray(), vecMean0.GetMatrixArray(), 0, vecMean1.GetMatrixArray());
659 void AliTPCPreprocessorOffline::SetDefaultGraphDrift(TGraph *graph, Int_t color, Int_t style){
661 // Set default style for QA views
663 graph->GetXaxis()->SetTimeDisplay(kTRUE);
664 graph->GetXaxis()->SetTimeFormat("#splitline{%d/%m}{%H:%M}");
665 graph->SetMaximum( 0.025);
666 graph->SetMinimum(-0.025);
667 graph->GetXaxis()->SetTitle("Time");
668 graph->GetYaxis()->SetTitle("v_{dcorr}");
670 graph->GetYaxis()->SetLabelSize(0.03);
671 graph->GetXaxis()->SetLabelSize(0.03);
673 graph->GetXaxis()->SetNdivisions(10,5,0);
674 graph->GetYaxis()->SetNdivisions(10,5,0);
676 graph->GetXaxis()->SetLabelOffset(0.02);
677 graph->GetYaxis()->SetLabelOffset(0.005);
679 graph->GetXaxis()->SetTitleOffset(1.3);
680 graph->GetYaxis()->SetTitleOffset(1.2);
682 graph->SetMarkerColor(color);
683 graph->SetLineColor(color);
684 graph->SetMarkerStyle(style);
687 void AliTPCPreprocessorOffline::SetPadStyle(TPad *pad, Float_t mx0, Float_t mx1, Float_t my0, Float_t my1){
689 // Set default pad style for QA
692 pad->SetMargin(mx0,mx1,my0,my1);
696 void AliTPCPreprocessorOffline::MakeDefaultPlots(TObjArray * const arr, TObjArray * /*picArray*/){
698 // 0. make a default QA plots
699 // 1. Store them in the array
702 Float_t mx0=0.12, mx1=0.1, my0=0.15, my1=0.1;
704 TGraphErrors* laserA =(TGraphErrors*)arr->FindObject("GRAPH_MEAN_DRIFT_LASER_ALL_A");
705 TGraphErrors* laserC =(TGraphErrors*)arr->FindObject("GRAPH_MEAN_DRIFT_LASER_ALL_C");
706 TGraphErrors* cosmic =(TGraphErrors*)arr->FindObject("TGRAPHERRORS_MEAN_VDRIFT_COSMICS_ALL");
707 TGraphErrors* cross =(TGraphErrors*)arr->FindObject("TGRAPHERRORS_VDRIFT_CROSS_ALL");
708 TGraphErrors* itstpcP =(TGraphErrors*)arr->FindObject("ALIGN_ITSP_TPC_DRIFTVD");
709 TGraphErrors* itstpcM =(TGraphErrors*)arr->FindObject("ALIGN_ITSM_TPC_DRIFTVD");
710 TGraphErrors* itstpcB =(TGraphErrors*)arr->FindObject("ALIGN_ITSB_TPC_DRIFTVD");
712 if (laserA) SetDefaultGraphDrift(laserA,2,25);
713 if (laserC) SetDefaultGraphDrift(laserC,4,26);
714 if (cosmic) SetDefaultGraphDrift(cosmic,3,27);
715 if (cross) SetDefaultGraphDrift(cross,4,28);
716 if (itstpcP) SetDefaultGraphDrift(itstpcP,2,29);
717 if (itstpcM) SetDefaultGraphDrift(itstpcM,4,30);
718 if (itstpcB) SetDefaultGraphDrift(itstpcB,1,31);
726 pad = new TCanvas("TPCLaserVDrift","TPCLaserVDrift");
728 SetPadStyle(pad,mx0,mx1,my0,my1);
731 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
732 legend->AddEntry(laserA,"Laser A side");
733 legend->AddEntry(laserC,"Laser C side");
735 //picArray->AddLast(pad);
738 if (itstpcP&&itstpcM&&itstpcB){
739 pad = new TCanvas("ITSTPC","ITSTPC");
740 itstpcP->Draw("alp");
741 SetPadStyle(pad,mx0,mx1,my0,my1);
742 itstpcP->Draw("alp");
744 itstpcM->Draw("apl");
747 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
748 legend->AddEntry(itstpcP,"ITS-TPC smooth plus");
749 legend->AddEntry(itstpcM,"ITS-TPC smooth minus");
750 legend->AddEntry(itstpcB,"ITS-TPC smooth ");
752 //picArray->AddLast(pad);
755 if (itstpcB&&laserA&&itstpcP&&itstpcM){
756 pad = new TCanvas("ITSTPC_LASER","ITSTPC_LASER");
757 SetPadStyle(pad,mx0,mx1,my0,my1);
762 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
763 legend->AddEntry(laserA,"TPC laser");
764 legend->AddEntry(itstpcP,"ITS-TPC smooth plus");
765 legend->AddEntry(itstpcM,"ITS-TPC smooth minus");
766 legend->AddEntry(itstpcB,"ITS-TPC smooth ");
768 //picArray->AddLast(pad);
772 pad = new TCanvas("ITSTPC_CROSS","ITSTPC_CROSS");
773 SetPadStyle(pad,mx0,mx1,my0,my1);
774 itstpcP->Draw("alp");
779 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
781 legend->AddEntry(cross,"TPC cross tracks");
782 legend->AddEntry(itstpcB,"ITS-TPC smooth");
784 //picArray->AddLast(pad);
786 if (itstpcP&&cosmic){
787 pad = new TCanvas("ITSTPC_COSMIC","ITSTPC_COSMIC");
788 SetPadStyle(pad,mx0,mx1,my0,my1);
789 itstpcP->Draw("alp");
794 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
796 legend->AddEntry(cosmic,"TPC cross tracks0 up-down");
797 legend->AddEntry(itstpcB,"ITS-TPC smooth");
799 //picArray->AddLast(pad);
806 void AliTPCPreprocessorOffline::CalibTimeGain(const Char_t* fileName, Int_t startRunNumber, Int_t endRunNumber, TString pocdbStorage){
810 if (pocdbStorage.Length()==0) pocdbStorage+="local://"+gSystem->GetFromPipe("pwd")+"/OCDB";
813 // 1. Read gain values
815 ReadGainGlobal(fileName);
818 // 2. Extract calibration values
820 AnalyzeGain(startRunNumber,endRunNumber, 1000,1.43);
821 AnalyzeAttachment(startRunNumber,endRunNumber);
822 AnalyzePadRegionGain();
823 AnalyzeGainMultiplicity();
825 // 3. Make control plots
830 // 4. validate OCDB entries
832 if(fSwitchOnValidation==kTRUE && ValidateTimeGain()==kFALSE) {
833 Printf("TPC time gain OCDB parameters out of range!");
840 UpdateOCDBGain( startRunNumber, endRunNumber, pocdbStorage.Data());
843 void AliTPCPreprocessorOffline::ReadGainGlobal(const Char_t* fileName){
845 // read calibration entries from file
847 TFile fcalib(fileName);
848 TObjArray * array = (TObjArray*)fcalib.Get("TPCCalib");
850 fGainMIP = ( AliTPCcalibTimeGain *)array->FindObject("calibTimeGain");
851 fGainCosmic = ( AliTPCcalibTimeGain *)array->FindObject("calibTimeGainCosmic");
852 fGainMult = ( AliTPCcalibGainMult *)array->FindObject("calibGainMult");
854 fGainMIP = ( AliTPCcalibTimeGain *)fcalib.Get("calibTimeGain");
855 fGainCosmic = ( AliTPCcalibTimeGain *)fcalib.Get("calibTimeGainCosmic");
856 fGainMult = ( AliTPCcalibGainMult *)fcalib.Get("calibGainMult");
859 TFile fcalibMult("TPCMultObjects.root");
860 fGainMult = ( AliTPCcalibGainMult *)fcalibMult.Get("calibGainMult");
863 Int_t firstBinA =0, lastBinA=0;
866 hisT= fGainCosmic->GetHistGainTime()->Projection(1);
867 firstBinA = hisT->FindFirstBinAbove(2);
868 lastBinA = hisT->FindLastBinAbove(2);
869 fGainCosmic->GetHistGainTime()->GetAxis(1)->SetRange(firstBinA,lastBinA);
874 hisT= fGainMIP->GetHistGainTime()->Projection(1);
875 firstBinA = hisT->FindFirstBinAbove(2);
876 lastBinA = hisT->FindLastBinAbove(2);
877 fGainMIP->GetHistGainTime()->GetAxis(1)->SetRange(firstBinA,lastBinA);
885 Bool_t AliTPCPreprocessorOffline::AnalyzeGain(Int_t startRunNumber, Int_t endRunNumber, Int_t minEntriesGaussFit, Float_t FPtoMIPratio){
887 // Analyze gain - produce the calibration graphs
890 // 1.) try to create MIP spline
893 fGainMIP->GetHistGainTime()->GetAxis(5)->SetRangeUser(startRunNumber, endRunNumber);
894 fGainMIP->GetHistGainTime()->GetAxis(2)->SetRangeUser(1.51,2.49); // only beam data
895 fGainMIP->GetHistGainTime()->GetAxis(4)->SetRangeUser(0.39,0.51); // only MIP pions
897 fGraphMIP = AliTPCcalibBase::FitSlices(fGainMIP->GetHistGainTime(),0,1,minEntriesGaussFit,10,0.1,0.7);
898 if (fGraphMIP->GetN()==0) fGraphMIP = 0x0;
899 if (fGraphMIP) fFitMIP = AliTPCcalibTimeGain::MakeSplineFit(fGraphMIP);
900 if (fGraphMIP) fGraphMIP->SetName("TGRAPHERRORS_MEAN_GAIN_BEAM_ALL");// set proper names according to naming convention
901 fGainArray->AddAt(fFitMIP,0);
904 // 2.) try to create Cosmic spline
907 fGainCosmic->GetHistGainTime()->GetAxis(2)->SetRangeUser(0.51,1.49); // only cosmics
908 fGainCosmic->GetHistGainTime()->GetAxis(4)->SetRangeUser(20,100); // only Fermi-Plateau muons
910 fGraphCosmic = AliTPCcalibBase::FitSlices(fGainCosmic->GetHistGainTime(),0,1,minEntriesGaussFit,10);
911 if (fGraphCosmic->GetN()==0) fGraphCosmic = 0x0;
914 for(Int_t i=0; i < fGraphCosmic->GetN(); i++) {
915 fGraphCosmic->GetY()[i] /= FPtoMIPratio;
916 fGraphCosmic->GetEY()[i] /= FPtoMIPratio;
920 if (fGraphCosmic) fFitCosmic = AliTPCcalibTimeGain::MakeSplineFit(fGraphCosmic);
921 if (fGraphCosmic) fGraphCosmic->SetName("TGRAPHERRORS_MEAN_GAIN_COSMIC_ALL"); // set proper names according to naming convention
922 fGainArray->AddAt(fFitCosmic,1);
924 // with naming convention and backward compatibility
925 fGainArray->AddAt(fGraphMIP,2);
926 fGainArray->AddAt(fGraphCosmic,3);
927 cout << "fGraphCosmic: " << fGraphCosmic << " fGraphMIP " << fGraphMIP << endl;
932 Bool_t AliTPCPreprocessorOffline::AnalyzeAttachment(Int_t startRunNumber, Int_t endRunNumber, Int_t minEntriesFit) {
934 // determine slope as a function of mean driftlength
936 if(!fGainMIP) return kFALSE;
938 fGainMIP->GetHistGainTime()->GetAxis(5)->SetRangeUser(startRunNumber, endRunNumber);
940 fGainMIP->GetHistGainTime()->GetAxis(2)->SetRangeUser(1.51,2.49); // only beam data
941 fGainMIP->GetHistGainTime()->GetAxis(4)->SetRangeUser(0.39,0.51); // only MIP pions
943 fGainMIP->GetHistGainTime()->GetAxis(3)->SetRangeUser(125,250);// only full tracking region (driftlength)
944 fGainMIP->GetHistGainTime()->GetAxis(0)->SetRangeUser(1.5,3.5);// only full tracking region (driftlength)
946 TH3D * hist = fGainMIP->GetHistGainTime()->Projection(1, 0, 3);
948 Double_t *xvec = new Double_t[hist->GetNbinsX()];
949 Double_t *yvec = new Double_t[hist->GetNbinsX()];
950 Double_t *xerr = new Double_t[hist->GetNbinsX()];
951 Double_t *yerr = new Double_t[hist->GetNbinsX()];
954 for(Int_t i=1; i < hist->GetNbinsX(); i++) {
958 for (Int_t idelta=0; idelta<5; idelta++){
960 imin = TMath::Max(i-idelta,1);
961 imax = TMath::Min(i+idelta,hist->GetNbinsX());
962 nsum = TMath::Nint(hist->Integral(imin,imax,1,hist->GetNbinsY()-1,1,hist->GetNbinsZ()-1));
963 //if (nsum==0) break;
964 if (nsum>minEntriesFit) break;
966 if (nsum<minEntriesFit) continue;
968 fGainMIP->GetHistGainTime()->GetAxis(1)->SetRangeUser(hist->GetXaxis()->GetBinCenter(imin-1),hist->GetXaxis()->GetBinCenter(imax+1)); // define time range
969 TH2D * histZdep = fGainMIP->GetHistGainTime()->Projection(0,3);
971 histZdep->FitSlicesY(0,0,-1,0,"QNR",&arr);
972 TH1D * driftDep = (TH1D*)arr.At(1);
974 //TGraphErrors * driftDep = AliTPCcalibBase::FitSlices(fGainMIP->GetHistGainTime(),0,3,100,1,0.,1);
975 /*if (driftDep->GetN() < 4) {
982 TF1 pol1("polynom1","pol1",125,240);
983 //driftDep->Fit(&pol1,"QNRROB=0.8");
984 driftDep->Fit(&pol1,"QNR");
985 xvec[counter] = 0.5*(hist->GetXaxis()->GetBinCenter(imin-1)+hist->GetXaxis()->GetBinCenter(imax+1));
986 yvec[counter] = pol1.GetParameter(1)/pol1.GetParameter(0);
987 xerr[counter] = hist->GetXaxis()->GetBinCenter(imax+1)-hist->GetXaxis()->GetBinCenter(imin-1);
988 yerr[counter] = pol1.GetParError(1)/pol1.GetParameter(0);
994 fGraphAttachmentMIP = new TGraphErrors(counter, xvec, yvec, xerr, yerr);
995 if (fGraphAttachmentMIP) fGraphAttachmentMIP->SetName("TGRAPHERRORS_MEAN_ATTACHMENT_BEAM_ALL");// set proper names according to naming convention
996 fGainArray->AddLast(fGraphAttachmentMIP);
1004 if (counter < 1) return kFALSE;
1010 Bool_t AliTPCPreprocessorOffline::AnalyzePadRegionGain(){
1012 // Analyze gain for different pad regions - produce the calibration graphs 0,1,2
1016 TH2D * histQmax = (TH2D*) fGainMult->GetHistPadEqual()->Projection(0,2);
1017 TH2D * histQtot = (TH2D*) fGainMult->GetHistPadEqual()->Projection(1,2);
1020 histQmax->FitSlicesY(0,0,-1,0,"QNR",&arr);
1021 Double_t xMax[3] = {0,1,2};
1022 Double_t yMax[3] = {((TH1D*)arr.At(1))->GetBinContent(1),
1023 ((TH1D*)arr.At(1))->GetBinContent(2),
1024 ((TH1D*)arr.At(1))->GetBinContent(3)};
1025 Double_t yMaxErr[3] = {((TH1D*)arr.At(1))->GetBinError(1),
1026 ((TH1D*)arr.At(1))->GetBinError(2),
1027 ((TH1D*)arr.At(1))->GetBinError(3)};
1028 TGraphErrors * fitPadRegionQmax = new TGraphErrors(3, xMax, yMax, 0, yMaxErr);
1030 histQtot->FitSlicesY(0,0,-1,0,"QNR",&arr);
1031 Double_t xTot[3] = {0,1,2};
1032 Double_t yTot[3] = {((TH1D*)arr.At(1))->GetBinContent(1),
1033 ((TH1D*)arr.At(1))->GetBinContent(2),
1034 ((TH1D*)arr.At(1))->GetBinContent(3)};
1035 Double_t yTotErr[3] = {((TH1D*)arr.At(1))->GetBinError(1),
1036 ((TH1D*)arr.At(1))->GetBinError(2),
1037 ((TH1D*)arr.At(1))->GetBinError(3)};
1038 TGraphErrors * fitPadRegionQtot = new TGraphErrors(3, xTot, yTot, 0, yTotErr);
1040 fitPadRegionQtot->SetName("TGRAPHERRORS_MEANQTOT_PADREGIONGAIN_BEAM_ALL");// set proper names according to naming convention
1041 fitPadRegionQmax->SetName("TGRAPHERRORS_MEANQMAX_PADREGIONGAIN_BEAM_ALL");// set proper names according to naming convention
1043 fGainArray->AddLast(fitPadRegionQtot);
1044 fGainArray->AddLast(fitPadRegionQmax);
1052 Bool_t AliTPCPreprocessorOffline::AnalyzeGainMultiplicity() {
1054 // Analyze gain as a function of multiplicity and produce calibration graphs
1056 if (!fGainMult) return kFALSE;
1057 fGainMult->GetHistGainMult()->GetAxis(3)->SetRangeUser(3,3);
1058 TH2D * histMultMax = fGainMult->GetHistGainMult()->Projection(0,4);
1059 TH2D * histMultTot = fGainMult->GetHistGainMult()->Projection(1,4);
1060 histMultMax->RebinX(4);
1061 histMultTot->RebinX(4);
1065 histMultMax->FitSlicesY(0,0,-1,0,"QNR",&arrMax);
1066 histMultTot->FitSlicesY(0,0,-1,0,"QNR",&arrTot);
1068 TH1D * meanMax = (TH1D*)arrMax.At(1);
1069 TH1D * meanTot = (TH1D*)arrTot.At(1);
1070 Float_t meanMult = histMultMax->GetMean();
1071 if(meanMax->GetBinContent(meanMax->FindBin(meanMult))) {
1072 meanMax->Scale(1./meanMax->GetBinContent(meanMax->FindBin(meanMult)));
1077 if(meanTot->GetBinContent(meanTot->FindBin(meanMult))) {
1078 meanTot->Scale(1./meanTot->GetBinContent(meanTot->FindBin(meanMult)));
1083 Float_t xMultMax[50];
1084 Float_t yMultMax[50];
1085 Float_t yMultErrMax[50];
1086 Float_t xMultTot[50];
1087 Float_t yMultTot[50];
1088 Float_t yMultErrTot[50];
1090 Int_t nCountMax = 0;
1091 for(Int_t iBin = 1; iBin < meanMax->GetXaxis()->GetNbins(); iBin++) {
1092 Float_t yValMax = meanMax->GetBinContent(iBin);
1093 if (yValMax < 0.7) continue;
1094 if (yValMax > 1.3) continue;
1095 if (meanMax->GetBinError(iBin)/yValMax > 0.01) continue;
1096 xMultMax[nCountMax] = meanMax->GetXaxis()->GetBinCenter(iBin);
1097 yMultMax[nCountMax] = yValMax;
1098 yMultErrMax[nCountMax] = meanMax->GetBinError(iBin);
1102 if (nCountMax < 10) return kFALSE;
1103 TGraphErrors * fitMultMax = new TGraphErrors(nCountMax, xMultMax, yMultMax, 0, yMultErrMax);
1104 fitMultMax->SetName("TGRAPHERRORS_MEANQMAX_MULTIPLICITYDEPENDENCE_BEAM_ALL");
1106 Int_t nCountTot = 0;
1107 for(Int_t iBin = 1; iBin < meanTot->GetXaxis()->GetNbins(); iBin++) {
1108 Float_t yValTot = meanTot->GetBinContent(iBin);
1109 if (yValTot < 0.7) continue;
1110 if (yValTot > 1.3) continue;
1111 if (meanTot->GetBinError(iBin)/yValTot > 0.1) continue;
1112 xMultTot[nCountTot] = meanTot->GetXaxis()->GetBinCenter(iBin);
1113 yMultTot[nCountTot] = yValTot;
1114 yMultErrTot[nCountTot] = meanTot->GetBinError(iBin);
1118 if (nCountTot < 10) return kFALSE;
1119 TGraphErrors * fitMultTot = new TGraphErrors(nCountTot, xMultTot, yMultTot, 0, yMultErrTot);
1120 fitMultTot->SetName("TGRAPHERRORS_MEANQTOT_MULTIPLICITYDEPENDENCE_BEAM_ALL");
1122 fGainArray->AddLast(fitMultMax);
1123 fGainArray->AddLast(fitMultTot);
1130 void AliTPCPreprocessorOffline::UpdateOCDBGain(Int_t startRunNumber, Int_t endRunNumber, const Char_t *storagePath){
1132 // Update OCDB entry
1134 AliCDBMetaData *metaData= new AliCDBMetaData();
1135 metaData->SetObjectClassName("TObjArray");
1136 metaData->SetResponsible("Alexander Kalweit");
1137 metaData->SetBeamPeriod(1);
1138 metaData->SetAliRootVersion("05-24-00"); //root version
1139 metaData->SetComment("Calibration of the time dependence of the gain due to pressure and temperature changes.");
1140 AliCDBId id1("TPC/Calib/TimeGain", startRunNumber, endRunNumber);
1141 AliCDBStorage * gStorage = AliCDBManager::Instance()->GetStorage(storagePath);
1142 gStorage->Put(fGainArray, id1, metaData);
1145 void AliTPCPreprocessorOffline::MakeQAPlot(Float_t FPtoMIPratio) {
1147 // Make QA plot to visualize results
1152 TCanvas * canvasCosmic = new TCanvas("gain Cosmic", "time dependent gain QA histogram cosmic");
1154 TH2D * gainHistoCosmic = fGainCosmic->GetHistGainTime()->Projection(0,1);
1155 gainHistoCosmic->SetDirectory(0);
1156 gainHistoCosmic->SetName("GainHistoCosmic");
1157 gainHistoCosmic->GetXaxis()->SetTimeDisplay(kTRUE);
1158 gainHistoCosmic->GetXaxis()->SetTimeFormat("#splitline{%d/%m}{%H:%M}");
1159 gainHistoCosmic->Draw("colz");
1160 fGraphCosmic->SetMarkerStyle(25);
1161 fGraphCosmic->Draw("lp");
1162 fGraphCosmic->SetMarkerStyle(25);
1163 TGraph * grfFitCosmic = fFitCosmic->MakeGraph(fGraphCosmic->GetX()[0],fGraphCosmic->GetX()[fGraphCosmic->GetN()-1],50000,0);
1165 for(Int_t i=0; i < grfFitCosmic->GetN(); i++) {
1166 grfFitCosmic->GetY()[i] *= FPtoMIPratio;
1168 for(Int_t i=0; i < fGraphCosmic->GetN(); i++) {
1169 fGraphCosmic->GetY()[i] *= FPtoMIPratio;
1172 fGraphCosmic->Draw("lp");
1173 grfFitCosmic->SetLineColor(2);
1174 grfFitCosmic->Draw("lu");
1175 fGainArray->AddLast(gainHistoCosmic);
1176 //fGainArray->AddLast(canvasCosmic->Clone());
1177 delete canvasCosmic;
1180 TCanvas * canvasMIP = new TCanvas("gain MIP", "time dependent gain QA histogram MIP");
1182 TH2D * gainHistoMIP = fGainMIP->GetHistGainTime()->Projection(0,1);
1183 gainHistoMIP->SetName("GainHistoCosmic");
1184 gainHistoMIP->SetDirectory(0);
1185 gainHistoMIP->GetXaxis()->SetTimeDisplay(kTRUE);
1186 gainHistoMIP->GetXaxis()->SetTimeFormat("#splitline{%d/%m}{%H:%M}");
1187 gainHistoMIP->Draw("colz");
1188 fGraphMIP->SetMarkerStyle(25);
1189 fGraphMIP->Draw("lp");
1190 TGraph * grfFitMIP = fFitMIP->MakeGraph(fGraphMIP->GetX()[0],fGraphMIP->GetX()[fGraphMIP->GetN()-1],50000,0);
1191 grfFitMIP->SetLineColor(2);
1192 grfFitMIP->Draw("lu");
1193 fGainArray->AddLast(gainHistoMIP);
1194 //fGainArray->AddLast(canvasMIP->Clone());
1199 void AliTPCPreprocessorOffline::MakeFitTime(){
1201 // mak aligment fit - store results in the file
1203 const Int_t kMinEntries=1000;
1205 MakePrimitivesTime();
1206 if (!fAlignTree) return;
1207 if (fAlignTree->GetEntries()<kMinEntries) return;
1208 fAlignTree->SetAlias("ptype","type");
1209 fAlignTree->SetAlias("hasITS","(1+0)");
1210 fAlignTree->SetAlias("dITS","1-2*(refX<40)");
1211 fAlignTree->SetAlias("isITS","refX>10");
1212 fAlignTree->SetAlias("isVertex","refX<10");
1214 Int_t npointsMax=30000000;
1215 TStatToolkit toolkit;
1221 TString fstringFast="";
1222 fstringFast+="FExBTwistX++";
1223 fstringFast+="FExBTwistY++";
1224 fstringFast+="FAlignRot0D++";
1225 fstringFast+="FAlignTrans0D++";
1226 fstringFast+="FAlignTrans1D++";
1228 fstringFast+="hasITS*FAlignTrans0++";
1229 fstringFast+="hasITS*FAlignTrans1++";
1230 fstringFast+="hasITS*FAlignRot0++";
1231 fstringFast+="hasITS*FAlignRot1++";
1232 fstringFast+="hasITS*FAlignRot2++";
1234 fstringFast+="dITS*FAlignTrans0++";
1235 fstringFast+="dITS*FAlignTrans1++";
1236 fstringFast+="dITS*FAlignRot0++";
1237 fstringFast+="dITS*FAlignRot1++";
1238 fstringFast+="dITS*FAlignRot2++";
1240 TCut cutFit="entries>10&&abs(mean)>0.00001";
1241 fAlignTree->SetAlias("err","rms");
1243 TString *strDeltaITS = TStatToolkit::FitPlaneConstrain(fAlignTree,"mean:err", fstringFast.Data(),cutFit, chi2,npoints,param,covar,-1,0, npointsMax, 1);
1244 strDeltaITS->Tokenize("++")->Print();
1245 fAlignTree->SetAlias("fitYFast",strDeltaITS->Data());
1247 TVectorD paramC= param;
1248 TMatrixD covarC= covar;
1249 TStatToolkit::Constrain1D(fstringFast,"Trans0D",paramC,covarC,0, 0.1);
1250 TStatToolkit::Constrain1D(fstringFast,"Trans1D",paramC,covarC,0, 0.1);
1251 TStatToolkit::Constrain1D(fstringFast,"TwistX",paramC,covarC,0, 0.1);
1252 TStatToolkit::Constrain1D(fstringFast,"TwistY",paramC,covarC,0, 0.1);
1253 TString strFitConst=TStatToolkit::MakeFitString(fstringFast, paramC,covar);
1254 fAlignTree->SetAlias("fitYFastC",strFitConst.Data());
1255 CreateAlignTime(fstringFast,paramC);
1261 void AliTPCPreprocessorOffline::MakeChainTime(){
1263 TFile f("CalibObjects.root");
1264 // const char *cdtype[7]={"ITS","TRD","Vertex","TOF","TPC","TPC0","TPC1"};
1265 //const char *cptype[5]={"dy","dz","dsnp","dtheta","d1pt"};
1266 const char * hname[5]={"dy","dz","dsnp","dtheta","d1pt"};
1268 AliTPCcalibTime *calibTime= (AliTPCcalibTime*) f.Get("calibTime");
1269 if (!calibTime) return;
1270 TTreeSRedirector *pcstream = new TTreeSRedirector("meanITSVertex.root");
1272 THnSparse *his = calibTime->GetResHistoTPCITS(ihis);
1274 his->GetAxis(1)->SetRangeUser(-1.1,1.1);
1275 his->GetAxis(2)->SetRange(0,1000000);
1276 his->GetAxis(3)->SetRangeUser(-0.35,0.35);
1277 AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("ITS%s",hname[ihis]),run,85.,ihis,5);
1280 his = calibTime->GetResHistoTPCITS(ihis);
1282 his->GetAxis(1)->SetRangeUser(-1.1,1.1);
1283 his->GetAxis(2)->SetRange(0,1000000);
1284 his->GetAxis(3)->SetRangeUser(-0.35,0.35);
1285 AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("ITS%s",hname[ihis]),run,85.,ihis,5);
1288 his = calibTime->GetResHistoTPCvertex(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("Vertex%s",hname[ihis]),run,0.,ihis,5);
1296 his = calibTime->GetResHistoTPCvertex(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("Vertex%s",hname[ihis]),run,0.,ihis,5);
1308 Double_t AliTPCPreprocessorOffline::EvalAt(Double_t phi, Double_t refX, Double_t theta, Int_t corr, Int_t ptype){
1312 Double_t sector = 9*phi/TMath::Pi();
1313 if (sector<0) sector+=18;
1314 Double_t y85=AliTPCCorrection::GetCorrSector(sector,85,theta,1,corr);
1315 Double_t y245=AliTPCCorrection::GetCorrSector(sector,245,theta,1,corr);
1316 if (ptype==0) return y85+(y245-y85)*(refX-85.)/(245.-85.);
1317 if (ptype==2) return (y245-y85)/(245.-85.);
1323 void AliTPCPreprocessorOffline::MakePrimitivesTime(){
1325 // Create primitive transformation to fit
1327 fAlignTree=new TChain("fit","fit");
1328 fAlignTree->AddFile("meanITSVertex.root",10000000,"ITSdy");
1329 fAlignTree->AddFile("meanITSVertex.root",10000000,"ITSdsnp");
1330 fAlignTree->AddFile("meanITSVertex.root",10000000,"Vertexdy");
1331 fAlignTree->AddFile("meanITSVertex.root",10000000,"Vertexdsnp");
1333 AliTPCParam *param= AliTPCcalibDB::Instance()->GetParameters();
1334 Double_t bzField=AliTrackerBase::GetBz();
1335 Double_t vdrift = param->GetDriftV()/1000000.; // [cm/us] // From dataBase: to be updated: per second (ideally)
1336 Double_t ezField = 400; // [V/cm] // to be updated: never (hopefully)
1337 Double_t wtP = -10.0 * (bzField) * vdrift / ezField ;
1338 AliTPCExBTwist *fitExBTwistX= new AliTPCExBTwist;
1339 AliTPCExBTwist *fitExBTwistY= new AliTPCExBTwist;
1340 AliTPCCalibGlobalMisalignment *trans0 =new AliTPCCalibGlobalMisalignment;
1341 AliTPCCalibGlobalMisalignment *trans1 =new AliTPCCalibGlobalMisalignment;
1342 AliTPCCalibGlobalMisalignment *trans0D =new AliTPCCalibGlobalMisalignment;
1343 AliTPCCalibGlobalMisalignment *trans1D =new AliTPCCalibGlobalMisalignment;
1344 AliTPCCalibGlobalMisalignment *rot0 =new AliTPCCalibGlobalMisalignment;
1345 AliTPCCalibGlobalMisalignment *rot1 =new AliTPCCalibGlobalMisalignment;
1346 AliTPCCalibGlobalMisalignment *rot2 =new AliTPCCalibGlobalMisalignment;
1347 AliTPCCalibGlobalMisalignment *rot3 =new AliTPCCalibGlobalMisalignment;
1350 fitExBTwistX->SetXTwist(0.001);
1351 fitExBTwistX->SetOmegaTauT1T2(wtP,1,1);
1353 fitExBTwistY->SetYTwist(0.001);
1354 fitExBTwistY->SetOmegaTauT1T2(wtP,1,1);
1356 TGeoHMatrix *matrixRot = new TGeoHMatrix;
1357 TGeoHMatrix *matrixX = new TGeoHMatrix;
1358 TGeoHMatrix *matrixY = new TGeoHMatrix;
1359 matrixX->SetDx(0.1);
1360 matrixY->SetDy(0.1);
1361 Double_t rotAngles0[9]={0};
1362 Double_t rotAngles1[9]={0};
1363 Double_t rotAngles2[9]={0};
1365 Double_t rotAngles3[9]={0};
1367 rotAngles0[0]=1; rotAngles0[4]=1; rotAngles0[8]=1;
1368 rotAngles1[0]=1; rotAngles1[4]=1; rotAngles1[8]=1;
1369 rotAngles2[0]=1; rotAngles2[4]=1; rotAngles2[8]=1;
1370 rotAngles3[0]=1; rotAngles3[4]=1; rotAngles3[8]=1;
1372 rotAngles0[1]=-0.001;rotAngles0[3]=0.001;
1373 rotAngles1[5]=-0.001;rotAngles1[7]=0.001;
1374 rotAngles2[2]=0.001;rotAngles2[6]=-0.001;
1375 rotAngles3[1]=0.001;rotAngles3[3]=-0.001;
1376 matrixRot->SetRotation(rotAngles0);
1377 rot0->SetAlignGlobal(matrixRot);
1378 matrixRot->SetRotation(rotAngles1);
1379 rot1->SetAlignGlobal(matrixRot);
1380 matrixRot->SetRotation(rotAngles2);
1381 rot2->SetAlignGlobal(matrixRot);
1382 matrixRot->SetRotation(rotAngles3);
1383 rot3->SetAlignGlobalDelta(matrixRot);
1385 trans0->SetAlignGlobal(matrixX);
1386 trans1->SetAlignGlobal(matrixY);
1387 trans0D->SetAlignGlobalDelta(matrixX);
1388 trans1D->SetAlignGlobalDelta(matrixY);
1389 fitExBTwistX->Init();
1390 fitExBTwistY->Init();
1392 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(fitExBTwistX->Clone()),100);
1393 fitExBTwistY->AddVisualCorrection((AliTPCExBTwist*)(fitExBTwistY->Clone()),101);
1395 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(rot0->Clone()),102);
1396 fitExBTwistY->AddVisualCorrection((AliTPCExBTwist*)(rot1->Clone()),103);
1397 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(rot2->Clone()),104);
1398 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(rot3->Clone()),105);
1400 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(trans0->Clone()),106);
1401 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(trans1->Clone()),107);
1402 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(trans0D->Clone()),108);
1403 fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(trans1D->Clone()),109);
1405 fAlignTree->SetAlias("FExBTwistX", "AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,100,ptype)+0");
1406 fAlignTree->SetAlias("FExBTwistY","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,101,ptype)+0");
1407 fAlignTree->SetAlias("FAlignRot0","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,102,ptype)+0");
1408 fAlignTree->SetAlias("FAlignRot0D","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,105,ptype)+0");
1409 fAlignTree->SetAlias("FAlignRot1","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,103,ptype)+0");
1410 fAlignTree->SetAlias("FAlignRot2","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,104,ptype)+0");
1411 fAlignTree->SetAlias("FAlignTrans0","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,106,ptype)+0");
1412 fAlignTree->SetAlias("FAlignTrans1","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,107,ptype)+0");
1413 fAlignTree->SetAlias("FAlignTrans0D","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,108,ptype)+0");
1414 fAlignTree->SetAlias("FAlignTrans1D","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,109,ptype)+0");
1416 // test fast function
1418 // fAlignTree->Draw("FExBTwistX:ExBTwistX","isITS&&ptype==0&&abs(snp)<0.05","");
1419 // fAlignTree->Draw("FExBTwistY:ExBTwistY","isITS&&ptype==0&&abs(snp)<0.05","");
1420 // fAlignTree->Draw("FAlignRot0:alignRot0","isITS&&ptype==0&&abs(snp)<0.05","");
1421 // fAlignTree->Draw("FAlignRot1:alignRot1","isITS&&ptype==0&&abs(snp)<0.05","");
1422 // fAlignTree->Draw("FAlignRot2:alignRot2","isITS&&ptype==0&&abs(snp)<0.05","");
1424 // fAlignTree->Draw("FAlignTrans0:alignTrans0","isITS&&ptype==0&&abs(snp)<0.05","");
1425 // fAlignTree->Draw("FAlignTrans1:alignTrans1","isITS&&ptype==0&&abs(snp)<0.05","");
1430 void AliTPCPreprocessorOffline::CreateAlignTime(TString fstring, TVectorD paramC){
1435 TGeoHMatrix *matrixDelta = new TGeoHMatrix;
1436 TGeoHMatrix *matrixGlobal = new TGeoHMatrix;
1437 Double_t rAngles[9];
1440 index=TStatToolkit::GetFitIndex(fstring,"FAlignTrans0D");
1441 if (index>=0) matrixDelta->SetDx(paramC[index+1]*0.1);
1442 index=TStatToolkit::GetFitIndex(fstring,"FAlignTrans1D");
1443 if (index>=0) matrixDelta->SetDy(paramC[index+1]*0.1);
1444 rAngles[0]=1; rAngles[4]=1; rAngles[8]=1;
1445 index=TStatToolkit::GetFitIndex(fstring,"FAlignRot0D");
1446 rAngles[1]=-paramC[index+1]*0.001; rAngles[3]=paramC[index+1]*0.001;
1447 rAngles[5]=0; rAngles[7] =0;
1448 rAngles[2]=0; rAngles[6] =0;
1449 matrixDelta->SetRotation(rAngles);
1453 index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignTrans0");
1454 if (index>=0) matrixGlobal->SetDx(paramC[index+1]*0.1);
1455 index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignTrans1");
1456 if (index>=0) matrixGlobal->SetDy(paramC[index+1]*0.1);
1457 rAngles[0]=1; rAngles[4]=1; rAngles[8]=1;
1458 index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignRot0");
1459 rAngles[1]=-paramC[index+1]*0.001; rAngles[3]=paramC[index+1]*0.001;
1460 index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignRot1");
1461 rAngles[5]=-paramC[index+1]*0.001; rAngles[7]=paramC[index+1]*0.001;
1462 index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignRot2");
1463 rAngles[2]=paramC[index+1]*0.001; rAngles[6] =-paramC[index+1]*0.001;
1464 matrixGlobal->SetRotation(rAngles);
1466 AliTPCCalibGlobalMisalignment *fitAlignTime =new AliTPCCalibGlobalMisalignment;
1467 fitAlignTime =new AliTPCCalibGlobalMisalignment;
1468 fitAlignTime->SetName("FitAlignTime");
1469 fitAlignTime->SetTitle("FitAlignTime");
1470 fitAlignTime->SetAlignGlobalDelta(matrixDelta);
1471 fitAlignTime->SetAlignGlobal(matrixGlobal);
1473 AliTPCExBTwist * fitExBTwist= new AliTPCExBTwist;
1474 Int_t indexX=TStatToolkit::GetFitIndex(fstring,"ExBTwistX");
1475 Int_t indexY=TStatToolkit::GetFitIndex(fstring,"ExBTwistY");
1476 fitExBTwist->SetXTwist(0.001*paramC[indexX+1]); // 1 mrad twist in x
1477 fitExBTwist->SetYTwist(0.001*paramC[indexY+1]); // 1 mrad twist in x
1478 fitExBTwist->SetName("FitExBTwistTime");
1479 fitExBTwist->SetTitle("FitExBTwistTime");
1480 AliTPCParam *param= AliTPCcalibDB::Instance()->GetParameters();
1481 Double_t bzField=AliTrackerBase::GetBz();
1482 Double_t vdrift = param->GetDriftV()/1000000.; // [cm/us] // From dataBase: to be updated: per second (ideally)
1484 Double_t ezField = 400; // [V/cm] // to be updated: never (hopefully)
1485 Double_t wt = -10.0 * (bzField) * vdrift / ezField ;
1487 fitExBTwist->SetOmegaTauT1T2(wt,1,1);
1488 fitExBTwist->Init();
1490 AliTPCComposedCorrection *corrTime = new AliTPCComposedCorrection;
1491 TObjArray *arr = new TObjArray;
1492 corrTime->SetCorrections(arr);
1494 corrTime->GetCorrections()->Add(fitExBTwist);
1495 corrTime->GetCorrections()->Add(fitAlignTime);
1496 corrTime->SetName("FitCorrectionTime");
1497 corrTime->SetTitle("FitCorrectionTime");
1499 fitExBTwist->AddVisualCorrection((AliTPCExBTwist*)(fitExBTwist->Clone()),1001);
1500 fitAlignTime->AddVisualCorrection((AliTPCExBTwist*)(fitAlignTime->Clone()),1002);
1501 fitAlignTime->AddVisualCorrection((AliTPCExBTwist*)(corrTime->Clone()),1003);
1504 fAlignTree->SetAlias("ExBTwistTime","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,1001,ptype)+0");
1505 fAlignTree->SetAlias("AlignTime","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,1002,ptype)+0");
1506 fAlignTree->SetAlias("FitCorrectionTime","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,1003,ptype)+0");
1509 TFile *f = new TFile("fitITSVertex.root","update");
1510 corrTime->Write("FitCorrectionTime");