15 minutes interval for calculation of drift correction
[u/mrichter/AliRoot.git] / TPC / AliTPCPreprocessorOffline.cxx
CommitLineData
da268e11 1/**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3 * *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
6 * *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
15
16
17
18/*
f12abd89 19 Responsible: marian.ivanov@cern.ch
20 Code to analyze the TPC calibration and to produce OCDB entries
21
22
da268e11 23 .x ~/rootlogon.C
24 gSystem->Load("libANALYSIS");
25 gSystem->Load("libTPCcalib");
da268e11 26
27 AliTPCPreprocessorOffline proces;
b322e06a 28 TString ocdbPath="local:////"
29 ocdbPath+=gSystem->GetFromPipe("pwd");
30
31 proces.CalibTimeGain("CalibObjects.root",run0,run1,ocdbPath);
32 proces.CalibTimeVdrift("CalibObjects.root",run0,run1,ocdbPath);
f12abd89 33 // take the raw calibration data from the file CalibObjects.root
34 // and make a OCDB entry with run validity run0-run1
35 // results are stored at the ocdbPath - local or alien ...
36 // default storage ""- data stored at current working directory
da268e11 37
38*/
f12abd89 39#include "Riostream.h"
40#include <fstream>
da268e11 41#include "TMap.h"
42#include "TGraphErrors.h"
43#include "AliExternalTrackParam.h"
44#include "TFile.h"
45#include "TGraph.h"
46#include "TMultiGraph.h"
47#include "TCanvas.h"
48#include "THnSparse.h"
49#include "TLegend.h"
50#include "TPad.h"
51#include "TH2D.h"
391ffdb2 52#include "TH3D.h"
da268e11 53#include "AliTPCROC.h"
54#include "AliTPCCalROC.h"
da268e11 55#include "AliESDfriend.h"
da268e11 56#include "AliTPCcalibTime.h"
57#include "AliSplineFit.h"
58#include "AliCDBMetaData.h"
59#include "AliCDBId.h"
60#include "AliCDBManager.h"
61#include "AliCDBStorage.h"
62#include "AliTPCcalibBase.h"
63#include "AliTPCcalibDB.h"
64#include "AliTPCcalibDButil.h"
65#include "AliRelAlignerKalman.h"
66#include "AliTPCParamSR.h"
67#include "AliTPCcalibTimeGain.h"
68#include "AliSplineFit.h"
69#include "AliTPCPreprocessorOffline.h"
da268e11 70
71
72ClassImp(AliTPCPreprocessorOffline)
73
74AliTPCPreprocessorOffline::AliTPCPreprocessorOffline():
f12abd89 75 TNamed("TPCPreprocessorOffline","TPCPreprocessorOffline"),
40120adc 76 fMinEntries(500), // minimal number of entries for fit
da268e11 77 startRun(0), // start Run - used to make fast selection in THnSparse
78 endRun(0), // end Run - used to make fast selection in THnSparse
79 startTime(0), // startTime - used to make fast selection in THnSparse
80 endTime(0), // endTime - used to make fast selection in THnSparse
81 ocdbStorage(""), // path to the OCDB storage
82 fVdriftArray(new TObjArray),
83 fTimeDrift(0),
84 fGraphMIP(0), // graph time dependence of MIP
85 fGraphCosmic(0), // graph time dependence at Plateu
391ffdb2 86 fGraphAttachmentMIP(0),
da268e11 87 fFitMIP(0), // fit of dependence - MIP
88 fFitCosmic(0), // fit of dependence - Plateu
89 fGainArray(new TObjArray), // array to be stored in the OCDB
90 fGainMIP(0), // calibration component for MIP
91 fGainCosmic(0) // calibration component for cosmic
92{
93 //
f12abd89 94 // default constructor
95 //
da268e11 96}
97
98AliTPCPreprocessorOffline::~AliTPCPreprocessorOffline() {
99 //
100 // Destructor
101 //
102}
103
104
105
106
40120adc 107void AliTPCPreprocessorOffline::GetRunRange(AliTPCcalibTime * const timeDrift){
da268e11 108 //
109 // find the fist and last run
110 //
f12abd89 111 TObjArray *hisArray =timeDrift->GetHistoDrift();
da268e11 112 {for (Int_t i=0; i<hisArray->GetEntriesFast(); i++){
113 THnSparse* addHist=(THnSparse*)hisArray->UncheckedAt(i);
40120adc 114 if (addHist->GetEntries()<fMinEntries) continue;
da268e11 115 if (!addHist) continue;
116 TH1D* histo =addHist->Projection(3);
117 TH1D* histoTime=addHist->Projection(0);
118 printf("%s\t%f\t%d\t%d\n",histo->GetName(), histo->GetEntries(),histo->FindFirstBinAbove(0),histo->FindLastBinAbove(0));
119
120 if (startRun<=0){
121 startRun=histo->FindFirstBinAbove(0);
122 endRun =histo->FindLastBinAbove(0);
123 }else{
124 startRun=TMath::Min(histo->FindFirstBinAbove(0),startRun);
125 endRun =TMath::Max(histo->FindLastBinAbove(0),endRun);
126 }
127 if (startTime==0){
128 startTime=histoTime->FindFirstBinAbove(0);
129 endTime =histoTime->FindLastBinAbove(0);
130 }else{
131 startTime=TMath::Min(histoTime->FindFirstBinAbove(0),startTime);
132 endTime =TMath::Max(histoTime->FindLastBinAbove(0),endTime);
133 }
134 delete histo;
135 delete histoTime;
136 }}
137 if (startRun<0) startRun=0;
138 if (endRun<0) endRun=100000000;
139 printf("Run range :\t%d-%d\n", startRun, endRun);
140 printf("Time range :\t%d-%d\n", startTime, endTime);
141
142}
143
144
145
40120adc 146void AliTPCPreprocessorOffline::CalibTimeVdrift(const Char_t* file, Int_t ustartRun, Int_t uendRun, TString pocdbStorage){
da268e11 147 //
40120adc 148 // make calibration of the drift velocity
149 // Input parameters:
150 // file - the location of input file
151 // ustartRun, uendrun - run validity period
152 // pocdbStorage - path to hte OCDB storage
153 // - if empty - local storage 'pwd' uesed
da268e11 154 if (pocdbStorage.Length()>0) ocdbStorage=pocdbStorage;
155 else
156 ocdbStorage="local://"+gSystem->GetFromPipe("pwd")+"/OCDB";
157 //
158 // 1. Initialization and run range setting
159 TFile fcalib(file);
160 fTimeDrift=(AliTPCcalibTime*)fcalib.Get("calibTime");
161 startRun=ustartRun;
162 endRun=ustartRun;
163 TObjArray *hisArray =fTimeDrift->GetHistoDrift();
164 GetRunRange(fTimeDrift);
165 for (Int_t i=0; i<hisArray->GetEntriesFast(); i++){
166 THnSparse* addHist=(THnSparse*)hisArray->At(i);
167 if (!addHist) continue;
168 if (startTime<endTime) addHist->GetAxis(0)->SetRange(startTime-1,endTime+1);
169 if (startRun<endRun) addHist->GetAxis(3)->SetRange(startRun-1,endRun+1);
170 }
171 //
172 //
173 // 2. extraction of the information
174 //
175 fVdriftArray = new TObjArray();
176 AddAlignmentGraphs(fVdriftArray,fTimeDrift);
40120adc 177 AddHistoGraphs(fVdriftArray,fTimeDrift,fMinEntries);
da268e11 178 AddLaserGraphs(fVdriftArray,fTimeDrift);
179 //
180 // 3. Append QA plots
181 //
182 MakeDefaultPlots(fVdriftArray,fVdriftArray);
183 //
184 //
185 // 4. update of OCDB
186 //
187 //
188
189 UpdateOCDBDrift(ustartRun,uendRun,ocdbStorage);
190}
191
192void AliTPCPreprocessorOffline::UpdateOCDBDrift( Int_t ustartRun, Int_t uendRun, const char* storagePath ){
193 //
194 // Update OCDB
195 //
196 AliCDBMetaData *metaData= new AliCDBMetaData();
197 metaData->SetObjectClassName("TObjArray");
198 metaData->SetResponsible("Marian Ivanov");
199 metaData->SetBeamPeriod(1);
200 metaData->SetAliRootVersion("05-25-01"); //root version
201 metaData->SetComment("Calibration of the time dependence of the drift velocity");
202 AliCDBId* id1=NULL;
203 id1=new AliCDBId("TPC/Calib/TimeDrift", ustartRun, uendRun);
204 AliCDBStorage* gStorage = AliCDBManager::Instance()->GetStorage(storagePath);
205 gStorage->Put(fVdriftArray, (*id1), metaData);
206}
207
208
209
40120adc 210void AliTPCPreprocessorOffline::UpdateDriftParam(AliTPCParam *param, TObjArray *const arr, Int_t lstartRun){
da268e11 211 //
212 // update the OCDB entry for the nominal time0
213 //
214 //
215 // AliTPCParam * param = AliTPCcalibDB::Instance()->GetParameters();
216 AliTPCParam *paramNew = (AliTPCParam *)param->Clone();
217 TGraphErrors *grT = (TGraphErrors *)arr->FindObject("ALIGN_ITSM_TPC_T0");
218 Double_t deltaTcm = TMath::Median(grT->GetN(),grT->GetY());
219 Double_t deltaT = deltaTcm/param->GetDriftV();
220 paramNew->SetL1Delay(param->GetL1Delay()-deltaT);
221 paramNew->Update();
222
223 AliCDBMetaData *metaData= new AliCDBMetaData();
224 metaData->SetObjectClassName("TObjArray");
225 metaData->SetResponsible("Marian Ivanov");
226 metaData->SetBeamPeriod(1);
227 metaData->SetAliRootVersion("05-25-02"); //root version
228 metaData->SetComment("Updated calibration of nominal time 0");
229 AliCDBId* id1=NULL;
f12abd89 230 id1=new AliCDBId("TPC/Calib/Parameters", lstartRun, AliCDBRunRange::Infinity());
da268e11 231 AliCDBStorage* gStorage = AliCDBManager::Instance()->GetStorage(ocdbStorage);
232 gStorage->Put(param, (*id1), metaData);
233
234}
235
236
237void AliTPCPreprocessorOffline::PrintArray(TObjArray *array){
238 //
40120adc 239 // Print the names of the entries in array
da268e11 240 //
241 Int_t entries = array->GetEntries();
242 for (Int_t i=0; i<entries; i++){
243 if (!array->At(i)) continue;
244 printf("%d\t %s\n", i, array->At(i)->GetName());
245 }
246}
247
248
249
250TGraphErrors* AliTPCPreprocessorOffline::FilterGraphDrift(TGraphErrors * graph, Float_t errSigmaCut, Float_t medianCutAbs){
251 // 2 filters:
252 // 1. filter graph - error cut errSigmaCut
253 // 2. filter graph - medianCutAbs around median
254 //
255 // errSigmaCut - cut on error
256 // medianCutAbs - cut on value around median
257 Double_t dummy=0; //
258 //
259 // 1. filter graph - error cut errSigmaCut
260 //
261 TGraphErrors *graphF;
262 graphF = AliTPCcalibDButil::FilterGraphMedianErr(graph,errSigmaCut,dummy);
263 delete graph;
264 if (!graphF) return 0;
265 graph = AliTPCcalibDButil::FilterGraphMedianErr(graphF,errSigmaCut,dummy);
266 delete graphF;
267 if (!graph) return 0;
268 //
269 // filter graph - kMedianCutAbs around median
270 //
271 graphF=FilterGraphMedianAbs(graph, medianCutAbs,dummy);
272 delete graph;
273 if (!graphF) return 0;
274 graph=FilterGraphMedianAbs(graphF, medianCutAbs,dummy);
275 delete graphF;
276 if (!graph) return 0;
277 return graph;
278}
279
280
281
282TGraphErrors* AliTPCPreprocessorOffline::FilterGraphMedianAbs(TGraphErrors * graph, Float_t cut,Double_t &medianY){
283 //
284 // filter outlyer measurement
285 // Only points around median +- cut filtered
286 //
287 if (!graph) return 0;
288 Int_t kMinPoints=2;
289 Int_t npoints0 = graph->GetN();
290 Int_t npoints=0;
291 Float_t rmsY=0;
292 Double_t *outx=new Double_t[npoints0];
293 Double_t *outy=new Double_t[npoints0];
294 Double_t *errx=new Double_t[npoints0];
295 Double_t *erry=new Double_t[npoints0];
296 //
297 //
298 if (npoints0<kMinPoints) return 0;
299 for (Int_t iter=0; iter<3; iter++){
300 npoints=0;
301 for (Int_t ipoint=0; ipoint<npoints0; ipoint++){
302 if (graph->GetY()[ipoint]==0) continue;
303 if (iter>0 &&TMath::Abs(graph->GetY()[ipoint]-medianY)>cut) continue;
304 outx[npoints] = graph->GetX()[ipoint];
305 outy[npoints] = graph->GetY()[ipoint];
306 errx[npoints] = graph->GetErrorX(ipoint);
307 erry[npoints] = graph->GetErrorY(ipoint);
308 npoints++;
309 }
310 if (npoints<=1) break;
311 medianY =TMath::Median(npoints,outy);
312 rmsY =TMath::RMS(npoints,outy);
313 }
314 TGraphErrors *graphOut=0;
315 if (npoints>1) graphOut= new TGraphErrors(npoints,outx,outy,errx,erry);
316 return graphOut;
317}
318
319
40120adc 320void AliTPCPreprocessorOffline::AddHistoGraphs( TObjArray * vdriftArray, AliTPCcalibTime * const timeDrift, Int_t minEntries){
da268e11 321 //
322 // Add graphs corresponding to the alignment
323 //
324 const Double_t kErrSigmaCut=5; // error sigma cut - for filtering
325 const Double_t kMedianCutAbs=0.03; // error sigma cut - for filtering
326 //
327 TObjArray * array=timeDrift->GetHistoDrift();
328 if (array){
329 THnSparse* hist=NULL;
330 // 2.a) cosmics with different triggers
331 for (Int_t i=0; i<array->GetEntriesFast();i++){
332 hist=(THnSparseF*)array->UncheckedAt(i);
333 if(!hist) continue;
334 if (hist->GetEntries()<minEntries) continue;
335 //hist->Print();
336 TString name=hist->GetName();
337 Int_t dim[4]={0,1,2,3};
338 THnSparse* newHist=hist->Projection(4,dim);
339 newHist->SetName(name);
340 TGraphErrors* graph=AliTPCcalibBase::FitSlices(newHist,2,0,400,100,0.05,0.95, kTRUE);
341 printf("name=%s graph=%i, N=%i\n", name.Data(), graph==0, graph->GetN());
342 Int_t pos=name.Index("_");
343 name=name(pos,name.Capacity()-pos);
344 TString graphName=graph->ClassName();
345 graphName+=name;
346 graphName.ToUpper();
347 //
348 graph = FilterGraphDrift(graph, kErrSigmaCut, kMedianCutAbs);
349 if (!graph) {
350 printf("Graph =%s filtered out\n", name.Data());
351 continue;
352 }
353 //
354 graph->SetMarkerStyle(i%8+20);
355 graph->SetMarkerColor(i%7);
356 graph->GetXaxis()->SetTitle("Time");
357 graph->GetYaxis()->SetTitle("v_{dcor}");
358 graph->SetName(graphName);
359 graph->SetTitle(graphName);
360 printf("Graph %d\t=\t%s\n", i, graphName.Data());
361 vdriftArray->Add(graph);
362 }
363 }
364}
365
366
367
368
40120adc 369void AliTPCPreprocessorOffline::AddAlignmentGraphs( TObjArray * vdriftArray, AliTPCcalibTime *const timeDrift){
da268e11 370 //
371 // Add graphs corresponding to alignment to the object array
372 //
373 TObjArray *arrayITS=0;
374 TObjArray *arrayTOF=0;
375 TObjArray *arrayTRD=0;
376 TMatrixD *mstatITS=0;
377 TMatrixD *mstatTOF=0;
378 TMatrixD *mstatTRD=0;
379 //
380 arrayITS=timeDrift->GetAlignITSTPC();
381 arrayTRD=timeDrift->GetAlignTRDTPC();
382 arrayTOF=timeDrift->GetAlignTOFTPC();
383
384 if (arrayITS->GetEntries()>0) mstatITS= AliTPCcalibDButil::MakeStatRelKalman(arrayITS,0.9,50,0.025);
385 if (arrayTOF->GetEntries()>0) mstatTOF= AliTPCcalibDButil::MakeStatRelKalman(arrayTOF,0.9,1000,0.025);
386 if (arrayTRD->GetEntries()>0) mstatTRD= AliTPCcalibDButil::MakeStatRelKalman(arrayTRD,0.9,50,0.025);
387 //
388 TObjArray * arrayITSP= AliTPCcalibDButil::SmoothRelKalman(arrayITS,*mstatITS, 0, 5.);
389 TObjArray * arrayITSM= AliTPCcalibDButil::SmoothRelKalman(arrayITS,*mstatITS, 1, 5.);
390 TObjArray * arrayITSB= AliTPCcalibDButil::SmoothRelKalman(arrayITSP,arrayITSM);
391 TObjArray * arrayTOFP= AliTPCcalibDButil::SmoothRelKalman(arrayTOF,*mstatTOF, 0, 5.);
392 TObjArray * arrayTOFM= AliTPCcalibDButil::SmoothRelKalman(arrayTOF,*mstatTOF, 1, 5.);
393 TObjArray * arrayTOFB= AliTPCcalibDButil::SmoothRelKalman(arrayTOFP,arrayTOFM);
394
395 TObjArray * arrayTRDP= 0x0;
396 TObjArray * arrayTRDM= 0x0;
397 TObjArray * arrayTRDB= 0x0;
398 arrayTRDP= AliTPCcalibDButil::SmoothRelKalman(arrayTRD,*mstatTRD, 0, 5.);
399 arrayTRDM= AliTPCcalibDButil::SmoothRelKalman(arrayTRD,*mstatTRD, 1, 5.);
400 arrayTRDB= AliTPCcalibDButil::SmoothRelKalman(arrayTRDP,arrayTRDM);
401 //
402 //
403 Int_t entries=TMath::Max(arrayITS->GetEntriesFast(),arrayTOF->GetEntriesFast());
404 TObjArray *arrays[12]={arrayITS, arrayITSP, arrayITSM, arrayITSB,
405 arrayTRD, arrayTRDP, arrayTRDM, arrayTRDB,
406 arrayTOF, arrayTOFP, arrayTOFM, arrayTOFB};
407 TString grnames[12]={"ALIGN_ITS", "ALIGN_ITSP", "ALIGN_ITSM", "ALIGN_ITSB",
408 "ALIGN_TRD", "ALIGN_TRDP", "ALIGN_TRDM","ALIGN_TRDB",
409 "ALIGN_TOF", "ALIGN_TOFP", "ALIGN_TOFM","ALIGN_TOFB"};
410 TString grpar[9]={"DELTAPSI", "DELTATHETA", "DELTAPHI",
411 "DELTAX", "DELTAY", "DELTAZ",
412 "DRIFTVD", "T0", "VDGY"};
413
414
415 TVectorD vX(entries);
416 TVectorD vY(entries);
417 TVectorD vEx(entries);
418 TVectorD vEy(entries);
419 TObjArray *arr=0;
420 for (Int_t iarray=0; iarray<12; iarray++){
421 arr = arrays[iarray];
422 if (arr==0) continue;
423 for (Int_t ipar=0; ipar<9; ipar++){
424 Int_t counter=0;
425 for (Int_t itime=0; itime<arr->GetEntriesFast(); itime++){
426 AliRelAlignerKalman * kalman = (AliRelAlignerKalman *) arr->UncheckedAt(itime);
427 if (!kalman) continue;
428 vX[counter]=kalman->GetTimeStamp();
429 vY[counter]=(*(kalman->GetState()))[ipar];
430 if (ipar==6) vY[counter]=1./(*(kalman->GetState()))[ipar]-1;
431 vEx[counter]=0;
432 vEy[counter]=TMath::Sqrt((*(kalman->GetStateCov()))(ipar,ipar));
433 counter++;
434 }
435
436 TGraphErrors * graph=new TGraphErrors(counter, vX.GetMatrixArray(),
437 vY.GetMatrixArray(),
438 vEx.GetMatrixArray(),
439 vEy.GetMatrixArray());
440 TString grName=grnames[iarray];
441 grName+="_TPC_";
442 grName+=grpar[ipar];
443 graph->SetName(grName.Data());
444 vdriftArray->AddLast(graph);
445 }
446 }
447}
448
449
450
451
452void AliTPCPreprocessorOffline::AddLaserGraphs( TObjArray * vdriftArray, AliTPCcalibTime *timeDrift){
453 //
454 // add graphs for laser
455 //
456 const Double_t delayL0L1 = 0.071; //this is hack for 1/2 weeks
457 THnSparse *hisN=0;
458 TGraphErrors *grLaser[6]={0,0,0,0,0,0};
459 hisN = timeDrift->GetHistVdriftLaserA(0);
460 if (timeDrift->GetHistVdriftLaserA(0)){
461 grLaser[0]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserA(0),0,2,5,delayL0L1);
462 grLaser[0]->SetName("GRAPH_MEAN_DELAY_LASER_ALL_A");
463 vdriftArray->AddLast(grLaser[0]);
464 }
465 if (timeDrift->GetHistVdriftLaserA(1)){
466 grLaser[1]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserA(1),0,2,5);
467 grLaser[1]->SetName("GRAPH_MEAN_DRIFT_LASER_ALL_A");
468 vdriftArray->AddLast(grLaser[1]);
469 }
470 if (timeDrift->GetHistVdriftLaserA(2)){
471 grLaser[2]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserA(2),0,2,5);
472 grLaser[2]->SetName("GRAPH_MEAN_GLOBALYGRADIENT_LASER_ALL_A");
473 vdriftArray->AddLast(grLaser[2]);
474 }
475 if (timeDrift->GetHistVdriftLaserC(0)){
476 grLaser[3]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserC(0),0,2,5,delayL0L1);
477 grLaser[3]->SetName("GRAPH_MEAN_DELAY_LASER_ALL_C");
478 vdriftArray->AddLast(grLaser[3]);
479 }
480 if (timeDrift->GetHistVdriftLaserC(1)){
481 grLaser[4]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserC(1),0,2,5);
482 grLaser[4]->SetName("GRAPH_MEAN_DRIFT_LASER_ALL_C");
483 vdriftArray->AddLast(grLaser[4]);
484 }
485 if (timeDrift->GetHistVdriftLaserC(2)){
486 grLaser[5]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserC(2),0,2,5);
487 grLaser[5]->SetName("GRAPH_MEAN_GLOBALYGRADIENT_LASER_ALL_C");
488 vdriftArray->AddLast(grLaser[5]);
489 }
490 for (Int_t i=0; i<6;i++){
491 if (grLaser[i]) {
492 SetDefaultGraphDrift(grLaser[i], 1,(i+20));
493 grLaser[i]->GetYaxis()->SetTitle("Laser Correction");
494 }
495 }
496}
497
498
499TGraphErrors * AliTPCPreprocessorOffline::MakeGraphFilter0(THnSparse *hisN, Int_t itime, Int_t ival, Int_t minEntries, Double_t offset){
500 //
501 // Make graph with mean values and rms
502 //
503 hisN->GetAxis(itime)->SetRange(0,100000000);
504 hisN->GetAxis(ival)->SetRange(0,100000000);
505 TH1 * hisT = hisN->Projection(itime);
506 TH1 * hisV = hisN->Projection(ival);
507 //
508 Int_t firstBinA = hisT->FindFirstBinAbove(2);
509 Int_t lastBinA = hisT->FindLastBinAbove(2);
510 Int_t firstBinV = hisV->FindFirstBinAbove(0);
511 Int_t lastBinV = hisV->FindLastBinAbove(0);
512 hisN->GetAxis(itime)->SetRange(firstBinA,lastBinA);
513 hisN->GetAxis(ival)->SetRange(firstBinV,lastBinV);
514 Int_t entries=0;
515 for (Int_t ibin=firstBinA; ibin<lastBinA; ibin++){
516 Double_t cont = hisT->GetBinContent(ibin);
517 if (cont<minEntries) continue;
518 entries++;
519 }
520 TVectorD vecTime(entries);
521 TVectorD vecMean0(entries);
522 TVectorD vecRMS0(entries);
523 TVectorD vecMean1(entries);
524 TVectorD vecRMS1(entries);
525 entries=0;
6c8b3862 526 {for (Int_t ibin=firstBinA; ibin<=lastBinA; ibin++){
da268e11 527 Double_t cont = hisT->GetBinContent(ibin);
528 if (cont<minEntries) continue;
529 hisN->GetAxis(itime)->SetRange(ibin-1,ibin+1);
530 Double_t time = hisT->GetBinCenter(ibin);
531 TH1 * his = hisN->Projection(ival);
532 Double_t nentries0= his->GetBinContent(his->FindBin(0));
533 if (cont-nentries0<minEntries) continue;
534 //
535 his->SetBinContent(his->FindBin(0),0);
536 vecTime[entries]=time;
537 vecMean0[entries]=his->GetMean()+offset;
538 vecMean1[entries]=his->GetMeanError();
539 vecRMS0[entries] =his->GetRMS();
540 vecRMS1[entries] =his->GetRMSError();
541 delete his;
542 entries++;
543 }}
544 delete hisT;
545 delete hisV;
546 TGraphErrors * graph = new TGraphErrors(entries,vecTime.GetMatrixArray(), vecMean0.GetMatrixArray(), 0, vecMean1.GetMatrixArray());
547 return graph;
548}
549
550
551
552
553
554
555
556
557void AliTPCPreprocessorOffline::SetDefaultGraphDrift(TGraph *graph, Int_t color, Int_t style){
558 //
40120adc 559 // Set default style for QA views
da268e11 560 //
561 graph->GetXaxis()->SetTimeDisplay(kTRUE);
562 graph->GetXaxis()->SetTimeFormat("#splitline{%d/%m}{%H:%M}");
563 graph->SetMaximum( 0.025);
564 graph->SetMinimum(-0.025);
565 graph->GetXaxis()->SetTitle("Time");
566 graph->GetYaxis()->SetTitle("v_{dcorr}");
567 //
568 graph->GetYaxis()->SetLabelSize(0.03);
569 graph->GetXaxis()->SetLabelSize(0.03);
570 //
571 graph->GetXaxis()->SetNdivisions(10,5,0);
572 graph->GetYaxis()->SetNdivisions(10,5,0);
573 //
574 graph->GetXaxis()->SetLabelOffset(0.02);
575 graph->GetYaxis()->SetLabelOffset(0.005);
576 //
577 graph->GetXaxis()->SetTitleOffset(1.3);
578 graph->GetYaxis()->SetTitleOffset(1.2);
579 //
580 graph->SetMarkerColor(color);
581 graph->SetLineColor(color);
582 graph->SetMarkerStyle(style);
583}
584
585void AliTPCPreprocessorOffline::SetPadStyle(TPad *pad, Float_t mx0, Float_t mx1, Float_t my0, Float_t my1){
40120adc 586 //
587 // Set default pad style for QA
588 //
da268e11 589 pad->SetTicks(1,1);
590 pad->SetMargin(mx0,mx1,my0,my1);
591}
592
593
40120adc 594void AliTPCPreprocessorOffline::MakeDefaultPlots(TObjArray * const arr, TObjArray *picArray){
da268e11 595 //
40120adc 596 // 0. make a default QA plots
597 // 1. Store them in the array
da268e11 598 //
599 //
da268e11 600 Float_t mx0=0.12, mx1=0.1, my0=0.15, my1=0.1;
601 //
602 TGraphErrors* laserA =(TGraphErrors*)arr->FindObject("GRAPH_MEAN_DRIFT_LASER_ALL_A");
603 TGraphErrors* laserC =(TGraphErrors*)arr->FindObject("GRAPH_MEAN_DRIFT_LASER_ALL_C");
604 TGraphErrors* cosmic =(TGraphErrors*)arr->FindObject("TGRAPHERRORS_MEAN_VDRIFT_COSMICS_ALL");
605 TGraphErrors* cross =(TGraphErrors*)arr->FindObject("TGRAPHERRORS_VDRIFT_CROSS_ALL");
606 TGraphErrors* itstpcP =(TGraphErrors*)arr->FindObject("ALIGN_ITSP_TPC_DRIFTVD");
607 TGraphErrors* itstpcM =(TGraphErrors*)arr->FindObject("ALIGN_ITSM_TPC_DRIFTVD");
608 TGraphErrors* itstpcB =(TGraphErrors*)arr->FindObject("ALIGN_ITSB_TPC_DRIFTVD");
609 //
610 if (laserA) SetDefaultGraphDrift(laserA,2,25);
611 if (laserC) SetDefaultGraphDrift(laserC,4,26);
612 if (cosmic) SetDefaultGraphDrift(cosmic,3,27);
613 if (cross) SetDefaultGraphDrift(cross,4,28);
614 if (itstpcP) SetDefaultGraphDrift(itstpcP,2,29);
615 if (itstpcM) SetDefaultGraphDrift(itstpcM,4,30);
616 if (itstpcB) SetDefaultGraphDrift(itstpcB,1,31);
617 //
618 //
619 TPad *pad=0;
620 //
621 // Laser-Laser
622 //
623 if (laserA&&laserC){
624 pad = new TCanvas("TPCLaserVDrift","TPCLaserVDrift");
625 laserA->Draw("alp");
626 SetPadStyle(pad,mx0,mx1,my0,my1);
627 laserA->Draw("apl");
628 laserC->Draw("p");
629 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
630 legend->AddEntry(laserA,"Laser A side");
631 legend->AddEntry(laserC,"Laser C side");
632 legend->Draw();
633 picArray->AddLast(pad);
634 }
635
636 if (itstpcP&&itstpcM){
637 pad = new TCanvas("ITSTPC","ITSTPC");
638 itstpcP->Draw("alp");
639 SetPadStyle(pad,mx0,mx1,my0,my1);
640 itstpcP->Draw("alp");
641 gPad->Clear();
642 itstpcM->Draw("apl");
643 itstpcP->Draw("p");
644 itstpcB->Draw("p");
645 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
646 legend->AddEntry(itstpcP,"ITS-TPC smooth plus");
647 legend->AddEntry(itstpcM,"ITS-TPC smooth minus");
648 legend->AddEntry(itstpcB,"ITS-TPC smooth ");
649 legend->Draw();
650 picArray->AddLast(pad);
651 }
652
653 if (itstpcB&&laserA){
654 pad = new TCanvas("ITSTPC_LASER","ITSTPC_LASER");
655 SetPadStyle(pad,mx0,mx1,my0,my1);
656 laserA->Draw("alp");
657 itstpcP->Draw("p");
658 itstpcM->Draw("p");
659 itstpcB->Draw("p");
660 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
661 legend->AddEntry(laserA,"TPC laser");
662 legend->AddEntry(itstpcP,"ITS-TPC smooth plus");
663 legend->AddEntry(itstpcM,"ITS-TPC smooth minus");
664 legend->AddEntry(itstpcB,"ITS-TPC smooth ");
665 legend->Draw();
666 picArray->AddLast(pad);
667 }
668
669 if (itstpcP&&cross){
670 pad = new TCanvas("ITSTPC_CROSS","ITSTPC_CROSS");
671 SetPadStyle(pad,mx0,mx1,my0,my1);
672 itstpcP->Draw("alp");
673 pad->Clear();
674 cross->Draw("ap");
675 itstpcP->Draw("p");
676 //
677 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
678
679 legend->AddEntry(cross,"TPC cross tracks");
680 legend->AddEntry(itstpcB,"ITS-TPC smooth");
681 legend->Draw();
682 picArray->AddLast(pad);
683 }
684 if (itstpcP&&cosmic){
685 pad = new TCanvas("ITSTPC_COSMIC","ITSTPC_COSMIC");
686 SetPadStyle(pad,mx0,mx1,my0,my1);
687 itstpcP->Draw("alp");
688 pad->Clear();
689 cosmic->Draw("ap");
690 itstpcP->Draw("p");
691 //
692 TLegend *legend = new TLegend(mx0+0.01,1-my1-0.2, 0.5, 1-my1-0.01, "Drift velocity correction");
693
694 legend->AddEntry(cosmic,"TPC cross tracks0 up-down");
695 legend->AddEntry(itstpcB,"ITS-TPC smooth");
696 legend->Draw();
697 picArray->AddLast(pad);
698 }
699}
700
701
702
703
40120adc 704void AliTPCPreprocessorOffline::CalibTimeGain(const Char_t* fileName, Int_t startRunNumber, Int_t endRunNumber, TString pocdbStorage){
da268e11 705 //
706 // Update OCDB gain
707 //
708 ReadGainGlobal(fileName);
709 AnalyzeGain(startRunNumber,endRunNumber, 1000,1.43);
391ffdb2 710 AnalyzeAttachment(startRunNumber,endRunNumber);
da268e11 711 MakeQAPlot(1.43);
f12abd89 712 if (pocdbStorage.Length()==0) pocdbStorage+="local://"+gSystem->GetFromPipe("pwd")+"/OCDB";
713 UpdateOCDBGain( startRunNumber, endRunNumber, pocdbStorage.Data());
da268e11 714}
715
716
717
718
40120adc 719void AliTPCPreprocessorOffline::ReadGainGlobal(const Char_t* fileName){
da268e11 720 //
721 // read calibration entries from file
722 //
723 TFile fcalib(fileName);
724 TObjArray * array = (TObjArray*)fcalib.Get("TPCCalib");
725 if (array){
726 fGainMIP = ( AliTPCcalibTimeGain *)array->FindObject("calibTimeGain");
727 fGainCosmic = ( AliTPCcalibTimeGain *)array->FindObject("calibTimeGainCosmic");
728 }else{
729 fGainMIP = ( AliTPCcalibTimeGain *)fcalib.Get("calibTimeGain");
730 fGainCosmic = ( AliTPCcalibTimeGain *)fcalib.Get("calibTimeGainCosmic");
731 }
732 TH1 * hisT=0;
733 Int_t firstBinA =0, lastBinA=0;
734
735 if (fGainCosmic){
736 hisT= fGainCosmic->GetHistGainTime()->Projection(1);
737 firstBinA = hisT->FindFirstBinAbove(2);
738 lastBinA = hisT->FindLastBinAbove(2);
739 fGainCosmic->GetHistGainTime()->GetAxis(1)->SetRange(firstBinA,lastBinA);
740 delete hisT;
741 }
742
743 if (fGainMIP){
744 hisT= fGainMIP->GetHistGainTime()->Projection(1);
745 firstBinA = hisT->FindFirstBinAbove(2);
746 lastBinA = hisT->FindLastBinAbove(2);
747 fGainMIP->GetHistGainTime()->GetAxis(1)->SetRange(firstBinA,lastBinA);
748 delete hisT;
749 }
750
751}
752
753
754
755Bool_t AliTPCPreprocessorOffline::AnalyzeGain(Int_t startRunNumber, Int_t endRunNumber, Int_t minEntriesGaussFit, Float_t FPtoMIPratio){
756 //
40120adc 757 // Analyze gain - produce the calibration graphs
da268e11 758 //
759 fGainMIP->GetHistGainTime()->GetAxis(5)->SetRangeUser(startRunNumber, endRunNumber);
760 // 1.) try to create MIP spline
761 fGainMIP->GetHistGainTime()->GetAxis(2)->SetRangeUser(1.51,2.49); // only beam data
762 fGainMIP->GetHistGainTime()->GetAxis(4)->SetRangeUser(0.39,0.51); // only MIP pions
763 //
764 fGraphMIP = AliTPCcalibBase::FitSlices(fGainMIP->GetHistGainTime(),0,1,minEntriesGaussFit,10,0.1,0.7);
765 if (fGraphMIP->GetN()==0) fGraphMIP = 0x0;
766 if (fGraphMIP) fFitMIP = AliTPCcalibTimeGain::MakeSplineFit(fGraphMIP);
767 if (fGraphMIP) fGraphMIP->SetName("TGRAPHERRORS_MEAN_GAIN_BEAM_ALL");// set proper names according to naming convention
768 fGainArray->AddAt(fFitMIP,0);
769
770
771 // 2.) try to create Cosmic spline
6c8b3862 772 if (fGainCosmic){
773 fGainCosmic->GetHistGainTime()->GetAxis(2)->SetRangeUser(0.51,1.49); // only cosmics
774 fGainCosmic->GetHistGainTime()->GetAxis(4)->SetRangeUser(20,100); // only Fermi-Plateau muons
775 //
776 fGraphCosmic = AliTPCcalibBase::FitSlices(fGainCosmic->GetHistGainTime(),0,1,minEntriesGaussFit,10);
777 if (fGraphCosmic->GetN()==0) fGraphCosmic = 0x0;
778 //
779 if (fGraphCosmic) {
780 for(Int_t i=0; i < fGraphCosmic->GetN(); i++) {
781 fGraphCosmic->GetY()[i] /= FPtoMIPratio;
782 fGraphCosmic->GetEY()[i] /= FPtoMIPratio;
783 }
da268e11 784 }
6c8b3862 785 //
786 if (fGraphCosmic) fFitCosmic = AliTPCcalibTimeGain::MakeSplineFit(fGraphCosmic);
787 if (fGraphCosmic) fGraphCosmic->SetName("TGRAPHERRORS_MEAN_GAIN_COSMIC_ALL"); // set proper names according to naming convention
788 fGainArray->AddAt(fFitCosmic,1);
da268e11 789 }
da268e11 790 // with naming convention and backward compatibility
791 fGainArray->AddAt(fGraphMIP,2);
792 fGainArray->AddAt(fGraphCosmic,3);
793 cout << "fGraphCosmic: " << fGraphCosmic << " fGraphMIP " << fGraphMIP << endl;
794 return kTRUE;
795
796}
797
798
391ffdb2 799Bool_t AliTPCPreprocessorOffline::AnalyzeAttachment(Int_t startRunNumber, Int_t endRunNumber, Int_t minEntriesFit) {
800 //
801 // determine slope as a function of mean driftlength
802 //
803 fGainMIP->GetHistGainTime()->GetAxis(5)->SetRangeUser(startRunNumber, endRunNumber);
804 //
805 fGainMIP->GetHistGainTime()->GetAxis(2)->SetRangeUser(1.51,2.49); // only beam data
806 fGainMIP->GetHistGainTime()->GetAxis(4)->SetRangeUser(0.39,0.51); // only MIP pions
807 //
808 TH3D * hist = fGainMIP->GetHistGainTime()->Projection(1, 0, 3);
809 //
810 Double_t *xvec = new Double_t[hist->GetNbinsX()];
811 Double_t *yvec = new Double_t[hist->GetNbinsX()];
812 Double_t *xerr = new Double_t[hist->GetNbinsX()];
813 Double_t *yerr = new Double_t[hist->GetNbinsX()];
814 Int_t counter = 0;
815 //
816 for(Int_t i=1; i < hist->GetNbinsX(); i++) {
817 Int_t nsum=0;
818 Int_t imin = i;
819 Int_t imax = i;
820 for (Int_t idelta=0; idelta<10; idelta++){
821 //
822 imin = TMath::Max(i-idelta,1);
823 imax = TMath::Min(i+idelta,hist->GetNbinsX());
824 nsum = TMath::Nint(hist->Integral(imin,imax,1,hist->GetNbinsY()-1,1,hist->GetNbinsZ()-1));
825 //if (nsum==0) break;
826 if (nsum>minEntriesFit) break;
827 }
828 if (nsum<minEntriesFit) continue;
829 //
830 fGainMIP->GetHistGainTime()->GetAxis(1)->SetRangeUser(hist->GetXaxis()->GetBinCenter(imin),hist->GetXaxis()->GetBinCenter(imax)); // define time range
831 TGraphErrors * driftDep = AliTPCcalibBase::FitSlices(fGainMIP->GetHistGainTime(),0,3,100,10,0.1,0.7);
832 if (driftDep->GetN() < 4) {
833 delete driftDep;
834 continue;
835 }
836 //
837 TObjArray arr;
838 //
839 TF1 pol1("polynom1","pol1",10,240);
840 //driftDep->Fit(&pol1,"QNRROB=0.8");
841 driftDep->Fit(&pol1,"QNR");
842 xvec[counter] = 0.5*(hist->GetXaxis()->GetBinCenter(imin)+hist->GetXaxis()->GetBinCenter(imax));
843 yvec[counter] = pol1.GetParameter(1)/pol1.GetParameter(0);
844 xerr[counter] = 0;
845 yerr[counter] = pol1.GetParError(1)/pol1.GetParameter(0);
846 counter++;
847 //
848 delete driftDep;
849 }
850 //
851 fGraphAttachmentMIP = new TGraphErrors(counter, xvec, yvec, xerr, yerr);
852 if (fGraphAttachmentMIP) fGraphAttachmentMIP->SetName("TGRAPHERRORS_MEAN_ATTACHMENT_BEAM_ALL");// set proper names according to naming convention
853 fGainArray->AddLast(fGraphAttachmentMIP);
854 //
855 delete [] xvec;
856 delete [] yvec;
857 delete [] xerr;
858 delete [] yerr;
859 delete hist;
860 //
861 if (counter < 1) return kFALSE;
862 return kTRUE;
863}
864
865
866
867
da268e11 868
869void AliTPCPreprocessorOffline::UpdateOCDBGain(Int_t startRunNumber, Int_t endRunNumber, const Char_t *storagePath){
870 //
871 // Update OCDB entry
872 //
873 AliCDBMetaData *metaData= new AliCDBMetaData();
874 metaData->SetObjectClassName("TObjArray");
875 metaData->SetResponsible("Alexander Kalweit");
876 metaData->SetBeamPeriod(1);
877 metaData->SetAliRootVersion("05-24-00"); //root version
878 metaData->SetComment("Calibration of the time dependence of the gain due to pressure and temperature changes.");
879 AliCDBId id1("TPC/Calib/TimeGain", startRunNumber, endRunNumber);
880 AliCDBStorage * gStorage = AliCDBManager::Instance()->GetStorage(storagePath);
881 gStorage->Put(fGainArray, id1, metaData);
882}
883
884void AliTPCPreprocessorOffline::MakeQAPlot(Float_t FPtoMIPratio) {
885 //
886 // Make QA plot to visualize results
887 //
888 //
889 //
890 if (fGraphCosmic) {
891 TCanvas * canvasCosmic = new TCanvas("gain Cosmic", "time dependent gain QA histogram cosmic");
892 canvasCosmic->cd();
893 TH2D * gainHistoCosmic = fGainCosmic->GetHistGainTime()->Projection(0,1);
894 gainHistoCosmic->SetDirectory(0);
895 gainHistoCosmic->SetName("GainHistoCosmic");
896 gainHistoCosmic->GetXaxis()->SetTimeDisplay(kTRUE);
897 gainHistoCosmic->GetXaxis()->SetTimeFormat("#splitline{%d/%m}{%H:%M}");
898 gainHistoCosmic->Draw("colz");
899 fGraphCosmic->SetMarkerStyle(25);
900 fGraphCosmic->Draw("lp");
901 fGraphCosmic->SetMarkerStyle(25);
902 TGraph * grfFitCosmic = fFitCosmic->MakeGraph(fGraphCosmic->GetX()[0],fGraphCosmic->GetX()[fGraphCosmic->GetN()-1],50000,0);
903 if (grfFitCosmic) {
904 for(Int_t i=0; i < grfFitCosmic->GetN(); i++) {
905 grfFitCosmic->GetY()[i] *= FPtoMIPratio;
906 }
907 for(Int_t i=0; i < fGraphCosmic->GetN(); i++) {
908 fGraphCosmic->GetY()[i] *= FPtoMIPratio;
909 }
910 }
911 fGraphCosmic->Draw("lp");
912 grfFitCosmic->SetLineColor(2);
913 grfFitCosmic->Draw("lu");
914 fGainArray->AddLast(gainHistoCosmic);
915 fGainArray->AddLast(canvasCosmic->Clone());
916 delete canvasCosmic;
917 }
918 if (fFitMIP) {
919 TCanvas * canvasMIP = new TCanvas("gain MIP", "time dependent gain QA histogram MIP");
920 canvasMIP->cd();
921 TH2D * gainHistoMIP = fGainMIP->GetHistGainTime()->Projection(0,1);
922 gainHistoMIP->SetName("GainHistoCosmic");
923 gainHistoMIP->SetDirectory(0);
924 gainHistoMIP->GetXaxis()->SetTimeDisplay(kTRUE);
925 gainHistoMIP->GetXaxis()->SetTimeFormat("#splitline{%d/%m}{%H:%M}");
926 gainHistoMIP->Draw("colz");
927 fGraphMIP->SetMarkerStyle(25);
928 fGraphMIP->Draw("lp");
929 TGraph * grfFitMIP = fFitMIP->MakeGraph(fGraphMIP->GetX()[0],fGraphMIP->GetX()[fGraphMIP->GetN()-1],50000,0);
930 grfFitMIP->SetLineColor(2);
931 grfFitMIP->Draw("lu");
932 fGainArray->AddLast(gainHistoMIP);
933 fGainArray->AddLast(canvasMIP->Clone());
934 delete canvasMIP;
935 }
936}
937
938
939