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 **************************************************************************/
17 ///////////////////////////////////////////////////////////////////////////////
19 // Class providing the calibration parameters by accessing the CDB //
21 // Request an instance with AliTPCcalibDB::Instance() //
22 // If a new event is processed set the event number with SetRun //
23 // Then request the calibration data ////
28 // Simulation - not yet
29 // Reconstruction - AliTPCclustererMI::Digits2Clusters(AliRawReader* rawReader)
31 // 1.) pad by pad calibration - AliTPCCalPad
34 // Simulation: AliTPCDigitizer::ExecFast - Multiply by gain
35 // Reconstruction : AliTPCclustererMI::Digits2Clusters - Divide by gain
38 // Simulation: AliTPCDigitizer::ExecFast
39 // Reconstruction: AliTPCclustererMI::FindClusters(AliTPCCalROC * noiseROC)
40 // Noise depending cut on clusters charge (n sigma)
42 // Simulation: Not used yet - To be impleneted - Rounding to the nearest integer
43 // Reconstruction: Used in AliTPCclustererMI::Digits2Clusters(AliRawReader* rawReader)
44 // if data taken without zero suppression
45 // Currently switch in fRecoParam->GetCalcPedestal();
48 // Simulation: applied in the AliTPC::MakeSector - adding offset
49 // Reconstruction: AliTPCTransform::Transform() - remove offset
50 // AliTPCTransform::Transform() - to be called
51 // in AliTPCtracker::Transform()
54 // 2.) Space points transformation:
56 // a.) General coordinate tranformation - AliTPCtransform (see $ALICE_ROOT/TPC/AliTPCtransform.cxx)
57 // Created on fly - use the other calibration components
58 // Unisochronity - (substract time0 - pad by pad)
59 // Drift velocity - Currently common drift velocity - functionality of AliTPCParam
61 // Simulation - Not used directly (the effects are applied one by one (see AliTPC::MakeSector)
63 // AliTPCclustererMI::AddCluster
64 // AliTPCtrackerMI::Transform
65 // b.) ExB effect calibration -
66 // classes (base class AliTPCExB, implementation- AliTPCExBExact.h AliTPCExBFirst.h)
67 // a.a) Simulation: applied in the AliTPC::MakeSector -
68 // calib->GetExB()->CorrectInverse(dxyz0,dxyz1);
69 // a.b) Reconstruction -
71 // in AliTPCtransform::Correct() - called calib->GetExB()->Correct(dxyz0,dxyz1)
73 // 3.) cluster error, shape and Q parameterization
77 ///////////////////////////////////////////////////////////////////////////////
83 #include <AliCDBManager.h>
84 #include <AliCDBEntry.h>
87 #include "AliTPCcalibDB.h"
88 #include "AliTPCAltroMapping.h"
89 #include "AliTPCExB.h"
91 #include "AliTPCCalROC.h"
92 #include "AliTPCCalPad.h"
93 #include "AliTPCSensorTempArray.h"
94 #include "AliTPCTransform.h"
104 #include "TObjArray.h"
105 #include "TObjString.h"
107 #include "AliTPCCalPad.h"
108 #include "AliTPCCalibPulser.h"
109 #include "AliTPCCalibPedestal.h"
110 #include "AliTPCCalibCE.h"
116 ClassImp(AliTPCcalibDB)
118 AliTPCcalibDB* AliTPCcalibDB::fgInstance = 0;
119 Bool_t AliTPCcalibDB::fgTerminated = kFALSE;
122 //_ singleton implementation __________________________________________________
123 AliTPCcalibDB* AliTPCcalibDB::Instance()
126 // Singleton implementation
127 // Returns an instance of this class, it is created if neccessary
130 if (fgTerminated != kFALSE)
134 fgInstance = new AliTPCcalibDB();
139 void AliTPCcalibDB::Terminate()
142 // Singleton implementation
143 // Deletes the instance of this class and sets the terminated flag, instances cannot be requested anymore
144 // This function can be called several times.
147 fgTerminated = kTRUE;
156 //_____________________________________________________________________________
157 AliTPCcalibDB::AliTPCcalibDB():
174 Update(); // temporary
177 //_____________________________________________________________________________
178 AliTPCcalibDB::~AliTPCcalibDB()
184 // don't delete anything, CDB cache is active!
185 //if (fPadGainFactor) delete fPadGainFactor;
186 //if (fPadTime0) delete fPadTime0;
187 //if (fPadNoise) delete fPadNoise;
191 //_____________________________________________________________________________
192 AliCDBEntry* AliTPCcalibDB::GetCDBEntry(const char* cdbPath)
195 // Retrieves an entry with path <cdbPath> from the CDB.
199 AliCDBEntry* entry = AliCDBManager::Instance()->Get(cdbPath, fRun);
202 sprintf(chinfo,"AliTPCcalibDB: Failed to get entry:\t%s ", cdbPath);
210 //_____________________________________________________________________________
211 void AliTPCcalibDB::SetRun(Long64_t run)
214 // Sets current run number. Calibration data is read from the corresponding file.
224 void AliTPCcalibDB::Update(){
226 AliCDBEntry * entry=0;
228 Bool_t cdbCache = AliCDBManager::Instance()->GetCacheFlag(); // save cache status
229 AliCDBManager::Instance()->SetCacheFlag(kTRUE); // activate CDB cache
232 entry = GetCDBEntry("TPC/Calib/PadGainFactor");
234 //if (fPadGainFactor) delete fPadGainFactor;
235 entry->SetOwner(kTRUE);
236 fPadGainFactor = (AliTPCCalPad*)entry->GetObject();
239 entry = GetCDBEntry("TPC/Calib/PadTime0");
241 //if (fPadTime0) delete fPadTime0;
242 entry->SetOwner(kTRUE);
243 fPadTime0 = (AliTPCCalPad*)entry->GetObject();
247 entry = GetCDBEntry("TPC/Calib/PadNoise");
249 //if (fPadNoise) delete fPadNoise;
250 entry->SetOwner(kTRUE);
251 fPadNoise = (AliTPCCalPad*)entry->GetObject();
254 entry = GetCDBEntry("TPC/Calib/Pedestals");
256 //if (fPedestals) delete fPedestals;
257 entry->SetOwner(kTRUE);
258 fPedestals = (AliTPCCalPad*)entry->GetObject();
261 entry = GetCDBEntry("TPC/Calib/Temperature");
263 //if (fTemperature) delete fTemperature;
264 entry->SetOwner(kTRUE);
265 fTemperature = (AliTPCSensorTempArray*)entry->GetObject();
268 entry = GetCDBEntry("TPC/Calib/Parameters");
270 //if (fPadNoise) delete fPadNoise;
271 entry->SetOwner(kTRUE);
272 fParam = (AliTPCParam*)(entry->GetObject()->Clone());
275 entry = GetCDBEntry("TPC/Calib/ClusterParam");
277 //if (fPadNoise) delete fPadNoise;
278 entry->SetOwner(kTRUE);
279 fClusterParam = (AliTPCClusterParam*)(entry->GetObject()->Clone());
282 entry = GetCDBEntry("TPC/Calib/Mapping");
284 //if (fPadNoise) delete fPadNoise;
285 entry->SetOwner(kTRUE);
286 TObjArray * array = dynamic_cast<TObjArray*>(entry->GetObject());
287 if (array && array->GetEntriesFast()==6){
288 fMapping = new AliTPCAltroMapping*[6];
289 for (Int_t i=0; i<6; i++){
290 fMapping[i] = dynamic_cast<AliTPCAltroMapping*>(array->At(i));
297 entry = GetCDBEntry("TPC/Calib/ExB");
299 entry->SetOwner(kTRUE);
300 fExB=dynamic_cast<AliTPCExB*>(entry->GetObject()->Clone());
304 fTransform=new AliTPCTransform();
308 AliCDBManager::Instance()->SetCacheFlag(cdbCache); // reset original CDB cache
311 AliTPCcalibDB::AliTPCcalibDB(const AliTPCcalibDB& org)
314 // Copy constructor invalid -- singleton implementation
316 Error("copy constructor","invalid -- singleton implementation");
319 AliTPCcalibDB& AliTPCcalibDB::operator= (const AliTPCcalibDB& rhs)
322 // Singleton implementation - no assignment operator
324 Error("operator =", "assignment operator not implemented");
330 void AliTPCcalibDB::CreateObjectList(const Char_t *filename, TObjArray *calibObjects)
333 // Create calibration objects and read contents from OCDB
335 if ( calibObjects == 0x0 ) return;
338 if ( !in.is_open() ){
339 fprintf(stderr,"Error: cannot open list file '%s'", filename);
343 AliTPCCalPad *calPad=0x0;
349 TObjArray *arrFileLine = sFile.Tokenize("\n");
351 TIter nextLine(arrFileLine);
353 TObjString *sObjLine=0x0;
354 while ( sObjLine = (TObjString*)nextLine() ){
355 TString sLine(sObjLine->GetString());
357 TObjArray *arrNextCol = sLine.Tokenize("\t");
359 TObjString *sObjType = (TObjString*)(arrNextCol->At(0));
360 TObjString *sObjFileName = (TObjString*)(arrNextCol->At(1));
362 if ( !sObjType || ! sObjFileName ) continue;
363 TString sType(sObjType->GetString());
364 TString sFileName(sObjFileName->GetString());
365 printf("%s\t%s\n",sType.Data(),sFileName.Data());
367 TFile *fIn = TFile::Open(sFileName);
369 fprintf(stderr,"File not found: '%s'", sFileName.Data());
373 if ( sType == "CE" ){
374 AliTPCCalibCE *ce = (AliTPCCalibCE*)fIn->Get("AliTPCCalibCE");
376 calPad = new AliTPCCalPad((TObjArray*)ce->GetCalPadT0());
377 calPad->SetNameTitle("CETmean","CETmean");
378 calibObjects->Add(calPad);
380 calPad = new AliTPCCalPad((TObjArray*)ce->GetCalPadQ());
381 calPad->SetNameTitle("CEQmean","CEQmean");
382 calibObjects->Add(calPad);
384 calPad = new AliTPCCalPad((TObjArray*)ce->GetCalPadRMS());
385 calPad->SetNameTitle("CETrms","CETrms");
386 calibObjects->Add(calPad);
388 } else if ( sType == "Pulser") {
389 AliTPCCalibPulser *sig = (AliTPCCalibPulser*)fIn->Get("AliTPCCalibPulser");
391 calPad = new AliTPCCalPad((TObjArray*)sig->GetCalPadT0());
392 calPad->SetNameTitle("PulserTmean","PulserTmean");
393 calibObjects->Add(calPad);
395 calPad = new AliTPCCalPad((TObjArray*)sig->GetCalPadQ());
396 calPad->SetNameTitle("PulserQmean","PulserQmean");
397 calibObjects->Add(calPad);
399 calPad = new AliTPCCalPad((TObjArray*)sig->GetCalPadRMS());
400 calPad->SetNameTitle("PulserTrms","PulserTrms");
401 calibObjects->Add(calPad);
403 } else if ( sType == "Pedestals") {
404 AliTPCCalibPedestal *ped = (AliTPCCalibPedestal*)fIn->Get("AliTPCCalibPedestal");
406 calPad = new AliTPCCalPad((TObjArray*)ped->GetCalPadPedestal());
407 calPad->SetNameTitle("Pedestals","Pedestals");
408 calibObjects->Add(calPad);
410 calPad = new AliTPCCalPad((TObjArray*)ped->GetCalPadRMS());
411 calPad->SetNameTitle("Noise","Noise");
412 calibObjects->Add(calPad);
415 fprintf(stderr,"Undefined Type: '%s'",sType.Data());
424 void AliTPCcalibDB::MakeTree(const char * fileName, TObjArray * array, const char * mapFileName, AliTPCCalPad* outlierPad, Float_t ltmFraction) {
426 // Write a tree with all available information
427 // if mapFileName is specified, the Map information are also written to the tree
428 // pads specified in outlierPad are not used for calculating statistics
429 // - the same function as AliTPCCalPad::MakeTree -
431 AliTPCROC* tpcROCinstance = AliTPCROC::Instance();
433 TObjArray* mapIROCs = 0;
434 TObjArray* mapOROCs = 0;
435 TVectorF *mapIROCArray = 0;
436 TVectorF *mapOROCArray = 0;
437 Int_t mapEntries = 0;
438 TString* mapNames = 0;
441 TFile mapFile(mapFileName, "read");
443 TList* listOfROCs = mapFile.GetListOfKeys();
444 mapEntries = listOfROCs->GetEntries()/2;
445 mapIROCs = new TObjArray(mapEntries*2);
446 mapOROCs = new TObjArray(mapEntries*2);
447 mapIROCArray = new TVectorF[mapEntries];
448 mapOROCArray = new TVectorF[mapEntries];
450 mapNames = new TString[mapEntries];
451 for (Int_t ivalue = 0; ivalue < mapEntries; ivalue++) {
452 TString nameROC(((TKey*)(listOfROCs->At(ivalue*2)))->GetName());
453 nameROC.Remove(nameROC.Length()-4, 4);
454 mapIROCs->AddAt((AliTPCCalROC*)mapFile.Get((nameROC + "IROC").Data()), ivalue);
455 mapOROCs->AddAt((AliTPCCalROC*)mapFile.Get((nameROC + "OROC").Data()), ivalue);
456 mapNames[ivalue].Append(nameROC);
459 for (Int_t ivalue = 0; ivalue < mapEntries; ivalue++) {
460 mapIROCArray[ivalue].ResizeTo(tpcROCinstance->GetNChannels(0));
461 mapOROCArray[ivalue].ResizeTo(tpcROCinstance->GetNChannels(36));
463 for (UInt_t ichannel = 0; ichannel < tpcROCinstance->GetNChannels(0); ichannel++)
464 (mapIROCArray[ivalue])[ichannel] = ((AliTPCCalROC*)(mapIROCs->At(ivalue)))->GetValue(ichannel);
465 for (UInt_t ichannel = 0; ichannel < tpcROCinstance->GetNChannels(36); ichannel++)
466 (mapOROCArray[ivalue])[ichannel] = ((AliTPCCalROC*)(mapOROCs->At(ivalue)))->GetValue(ichannel);
469 } // if (mapFileName)
471 TTreeSRedirector cstream(fileName);
472 Int_t arrayEntries = array->GetEntries();
474 TString* names = new TString[arrayEntries];
475 for (Int_t ivalue = 0; ivalue < arrayEntries; ivalue++)
476 names[ivalue].Append(((AliTPCCalPad*)array->At(ivalue))->GetName());
478 for (UInt_t isector = 0; isector < tpcROCinstance->GetNSectors(); isector++) {
480 // get statistic for given sector
482 TVectorF median(arrayEntries);
483 TVectorF mean(arrayEntries);
484 TVectorF rms(arrayEntries);
485 TVectorF ltm(arrayEntries);
486 TVectorF ltmrms(arrayEntries);
487 TVectorF medianWithOut(arrayEntries);
488 TVectorF meanWithOut(arrayEntries);
489 TVectorF rmsWithOut(arrayEntries);
490 TVectorF ltmWithOut(arrayEntries);
491 TVectorF ltmrmsWithOut(arrayEntries);
493 TVectorF *vectorArray = new TVectorF[arrayEntries];
494 for (Int_t ivalue = 0; ivalue < arrayEntries; ivalue++)
495 vectorArray[ivalue].ResizeTo(tpcROCinstance->GetNChannels(isector));
497 for (Int_t ivalue = 0; ivalue < arrayEntries; ivalue++) {
498 AliTPCCalPad* calPad = (AliTPCCalPad*) array->At(ivalue);
499 AliTPCCalROC* calROC = calPad->GetCalROC(isector);
500 AliTPCCalROC* outlierROC = 0;
501 if (outlierPad) outlierROC = outlierPad->GetCalROC(isector);
503 median[ivalue] = calROC->GetMedian();
504 mean[ivalue] = calROC->GetMean();
505 rms[ivalue] = calROC->GetRMS();
506 Double_t ltmrmsValue = 0;
507 ltm[ivalue] = calROC->GetLTM(<mrmsValue, ltmFraction);
508 ltmrms[ivalue] = ltmrmsValue;
510 medianWithOut[ivalue] = calROC->GetMedian(outlierROC);
511 meanWithOut[ivalue] = calROC->GetMean(outlierROC);
512 rmsWithOut[ivalue] = calROC->GetRMS(outlierROC);
514 ltmWithOut[ivalue] = calROC->GetLTM(<mrmsValue, ltmFraction, outlierROC);
515 ltmrmsWithOut[ivalue] = ltmrmsValue;
524 medianWithOut[ivalue] = 0.;
525 meanWithOut[ivalue] = 0.;
526 rmsWithOut[ivalue] = 0.;
527 ltmWithOut[ivalue] = 0.;
528 ltmrmsWithOut[ivalue] = 0.;
533 // fill vectors of variable per pad
535 TVectorF *posArray = new TVectorF[8];
536 for (Int_t ivalue = 0; ivalue < 8; ivalue++)
537 posArray[ivalue].ResizeTo(tpcROCinstance->GetNChannels(isector));
539 Float_t posG[3] = {0};
540 Float_t posL[3] = {0};
542 for (UInt_t irow = 0; irow < tpcROCinstance->GetNRows(isector); irow++) {
543 for (UInt_t ipad = 0; ipad < tpcROCinstance->GetNPads(isector, irow); ipad++) {
544 tpcROCinstance->GetPositionLocal(isector, irow, ipad, posL);
545 tpcROCinstance->GetPositionGlobal(isector, irow, ipad, posG);
546 posArray[0][ichannel] = irow;
547 posArray[1][ichannel] = ipad;
548 posArray[2][ichannel] = posL[0];
549 posArray[3][ichannel] = posL[1];
550 posArray[4][ichannel] = posG[0];
551 posArray[5][ichannel] = posG[1];
552 posArray[6][ichannel] = (Int_t)(ipad - (Double_t)(tpcROCinstance->GetNPads(isector, irow))/2);
553 posArray[7][ichannel] = ichannel;
555 // loop over array containing AliTPCCalPads
556 for (Int_t ivalue = 0; ivalue < arrayEntries; ivalue++) {
557 AliTPCCalPad* calPad = (AliTPCCalPad*) array->At(ivalue);
558 AliTPCCalROC* calROC = calPad->GetCalROC(isector);
560 (vectorArray[ivalue])[ichannel] = calROC->GetValue(irow, ipad);
562 (vectorArray[ivalue])[ichannel] = 0;
568 cstream << "calPads" <<
569 "sector=" << isector;
571 for (Int_t ivalue = 0; ivalue < arrayEntries; ivalue++) {
572 cstream << "calPads" <<
573 (Char_t*)((names[ivalue] + "_Median=").Data()) << median[ivalue] <<
574 (Char_t*)((names[ivalue] + "_Mean=").Data()) << mean[ivalue] <<
575 (Char_t*)((names[ivalue] + "_RMS=").Data()) << rms[ivalue] <<
576 (Char_t*)((names[ivalue] + "_LTM=").Data()) << ltm[ivalue] <<
577 (Char_t*)((names[ivalue] + "_RMS_LTM=").Data()) << ltmrms[ivalue];
579 cstream << "calPads" <<
580 (Char_t*)((names[ivalue] + "_Median_OutlierCutted=").Data()) << medianWithOut[ivalue] <<
581 (Char_t*)((names[ivalue] + "_Mean_OutlierCutted=").Data()) << meanWithOut[ivalue] <<
582 (Char_t*)((names[ivalue] + "_RMS_OutlierCutted=").Data()) << rmsWithOut[ivalue] <<
583 (Char_t*)((names[ivalue] + "_LTM_OutlierCutted=").Data()) << ltmWithOut[ivalue] <<
584 (Char_t*)((names[ivalue] + "_RMS_LTM_OutlierCutted=").Data()) << ltmrmsWithOut[ivalue];
588 for (Int_t ivalue = 0; ivalue < arrayEntries; ivalue++) {
589 cstream << "calPads" <<
590 (Char_t*)((names[ivalue] + ".=").Data()) << &vectorArray[ivalue];
594 for (Int_t ivalue = 0; ivalue < mapEntries; ivalue++) {
596 cstream << "calPads" <<
597 (Char_t*)((mapNames[ivalue] + ".=").Data()) << &mapIROCArray[ivalue];
599 cstream << "calPads" <<
600 (Char_t*)((mapNames[ivalue] + ".=").Data()) << &mapOROCArray[ivalue];
604 cstream << "calPads" <<
605 "row.=" << &posArray[0] <<
606 "pad.=" << &posArray[1] <<
607 "lx.=" << &posArray[2] <<
608 "ly.=" << &posArray[3] <<
609 "gx.=" << &posArray[4] <<
610 "gy.=" << &posArray[5] <<
611 "rpad.=" << &posArray[6] <<
612 "channel.=" << &posArray[7];
614 cstream << "calPads" <<
618 delete[] vectorArray;
626 delete[] mapIROCArray;
627 delete[] mapOROCArray;