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():
176 Update(); // temporary
179 AliTPCcalibDB::AliTPCcalibDB(const AliTPCcalibDB& ):
196 // Copy constructor invalid -- singleton implementation
198 Error("copy constructor","invalid -- singleton implementation");
201 AliTPCcalibDB& AliTPCcalibDB::operator= (const AliTPCcalibDB& )
204 // Singleton implementation - no assignment operator
206 Error("operator =", "assignment operator not implemented");
212 //_____________________________________________________________________________
213 AliTPCcalibDB::~AliTPCcalibDB()
219 // don't delete anything, CDB cache is active!
220 //if (fPadGainFactor) delete fPadGainFactor;
221 //if (fPadTime0) delete fPadTime0;
222 //if (fPadNoise) delete fPadNoise;
226 //_____________________________________________________________________________
227 AliCDBEntry* AliTPCcalibDB::GetCDBEntry(const char* cdbPath)
230 // Retrieves an entry with path <cdbPath> from the CDB.
234 AliCDBEntry* entry = AliCDBManager::Instance()->Get(cdbPath, fRun);
237 sprintf(chinfo,"AliTPCcalibDB: Failed to get entry:\t%s ", cdbPath);
245 //_____________________________________________________________________________
246 void AliTPCcalibDB::SetRun(Long64_t run)
249 // Sets current run number. Calibration data is read from the corresponding file.
259 void AliTPCcalibDB::Update(){
261 AliCDBEntry * entry=0;
263 Bool_t cdbCache = AliCDBManager::Instance()->GetCacheFlag(); // save cache status
264 AliCDBManager::Instance()->SetCacheFlag(kTRUE); // activate CDB cache
267 entry = GetCDBEntry("TPC/Calib/PadGainFactor");
269 //if (fPadGainFactor) delete fPadGainFactor;
270 entry->SetOwner(kTRUE);
271 fPadGainFactor = (AliTPCCalPad*)entry->GetObject();
274 entry = GetCDBEntry("TPC/Calib/PadTime0");
276 //if (fPadTime0) delete fPadTime0;
277 entry->SetOwner(kTRUE);
278 fPadTime0 = (AliTPCCalPad*)entry->GetObject();
282 entry = GetCDBEntry("TPC/Calib/PadNoise");
284 //if (fPadNoise) delete fPadNoise;
285 entry->SetOwner(kTRUE);
286 fPadNoise = (AliTPCCalPad*)entry->GetObject();
289 entry = GetCDBEntry("TPC/Calib/Pedestals");
291 //if (fPedestals) delete fPedestals;
292 entry->SetOwner(kTRUE);
293 fPedestals = (AliTPCCalPad*)entry->GetObject();
296 entry = GetCDBEntry("TPC/Calib/Temperature");
298 //if (fTemperature) delete fTemperature;
299 entry->SetOwner(kTRUE);
300 fTemperature = (AliTPCSensorTempArray*)entry->GetObject();
304 entry = GetCDBEntry("TPC/Calib/RecoParam");
306 entry->SetOwner(kTRUE);
307 fRecoParamArray = (TObjArray*)(entry->GetObject());
311 entry = GetCDBEntry("TPC/Calib/Parameters");
313 //if (fPadNoise) delete fPadNoise;
314 entry->SetOwner(kTRUE);
315 fParam = (AliTPCParam*)(entry->GetObject()->Clone());
318 entry = GetCDBEntry("TPC/Calib/ClusterParam");
320 //if (fPadNoise) delete fPadNoise;
321 entry->SetOwner(kTRUE);
322 fClusterParam = (AliTPCClusterParam*)(entry->GetObject()->Clone());
325 entry = GetCDBEntry("TPC/Calib/Mapping");
327 //if (fPadNoise) delete fPadNoise;
328 entry->SetOwner(kTRUE);
329 TObjArray * array = dynamic_cast<TObjArray*>(entry->GetObject());
330 if (array && array->GetEntriesFast()==6){
331 fMapping = new AliTPCAltroMapping*[6];
332 for (Int_t i=0; i<6; i++){
333 fMapping[i] = dynamic_cast<AliTPCAltroMapping*>(array->At(i));
340 entry = GetCDBEntry("TPC/Calib/ExB");
342 entry->SetOwner(kTRUE);
343 fExB=dynamic_cast<AliTPCExB*>(entry->GetObject()->Clone());
347 fTransform=new AliTPCTransform();
351 AliCDBManager::Instance()->SetCacheFlag(cdbCache); // reset original CDB cache
357 void AliTPCcalibDB::CreateObjectList(const Char_t *filename, TObjArray *calibObjects)
360 // Create calibration objects and read contents from OCDB
362 if ( calibObjects == 0x0 ) return;
365 if ( !in.is_open() ){
366 fprintf(stderr,"Error: cannot open list file '%s'", filename);
370 AliTPCCalPad *calPad=0x0;
376 TObjArray *arrFileLine = sFile.Tokenize("\n");
378 TIter nextLine(arrFileLine);
380 TObjString *sObjLine=0x0;
381 while ( (sObjLine = (TObjString*)nextLine()) ){
382 TString sLine(sObjLine->GetString());
384 TObjArray *arrNextCol = sLine.Tokenize("\t");
386 TObjString *sObjType = (TObjString*)(arrNextCol->At(0));
387 TObjString *sObjFileName = (TObjString*)(arrNextCol->At(1));
389 if ( !sObjType || ! sObjFileName ) continue;
390 TString sType(sObjType->GetString());
391 TString sFileName(sObjFileName->GetString());
392 printf("%s\t%s\n",sType.Data(),sFileName.Data());
394 TFile *fIn = TFile::Open(sFileName);
396 fprintf(stderr,"File not found: '%s'", sFileName.Data());
400 if ( sType == "CE" ){
401 AliTPCCalibCE *ce = (AliTPCCalibCE*)fIn->Get("AliTPCCalibCE");
403 calPad = new AliTPCCalPad((TObjArray*)ce->GetCalPadT0());
404 calPad->SetNameTitle("CETmean","CETmean");
405 calibObjects->Add(calPad);
407 calPad = new AliTPCCalPad((TObjArray*)ce->GetCalPadQ());
408 calPad->SetNameTitle("CEQmean","CEQmean");
409 calibObjects->Add(calPad);
411 calPad = new AliTPCCalPad((TObjArray*)ce->GetCalPadRMS());
412 calPad->SetNameTitle("CETrms","CETrms");
413 calibObjects->Add(calPad);
415 } else if ( sType == "Pulser") {
416 AliTPCCalibPulser *sig = (AliTPCCalibPulser*)fIn->Get("AliTPCCalibPulser");
418 calPad = new AliTPCCalPad((TObjArray*)sig->GetCalPadT0());
419 calPad->SetNameTitle("PulserTmean","PulserTmean");
420 calibObjects->Add(calPad);
422 calPad = new AliTPCCalPad((TObjArray*)sig->GetCalPadQ());
423 calPad->SetNameTitle("PulserQmean","PulserQmean");
424 calibObjects->Add(calPad);
426 calPad = new AliTPCCalPad((TObjArray*)sig->GetCalPadRMS());
427 calPad->SetNameTitle("PulserTrms","PulserTrms");
428 calibObjects->Add(calPad);
430 } else if ( sType == "Pedestals") {
431 AliTPCCalibPedestal *ped = (AliTPCCalibPedestal*)fIn->Get("AliTPCCalibPedestal");
433 calPad = new AliTPCCalPad((TObjArray*)ped->GetCalPadPedestal());
434 calPad->SetNameTitle("Pedestals","Pedestals");
435 calibObjects->Add(calPad);
437 calPad = new AliTPCCalPad((TObjArray*)ped->GetCalPadRMS());
438 calPad->SetNameTitle("Noise","Noise");
439 calibObjects->Add(calPad);
442 fprintf(stderr,"Undefined Type: '%s'",sType.Data());
451 void AliTPCcalibDB::MakeTree(const char * fileName, TObjArray * array, const char * mapFileName, AliTPCCalPad* outlierPad, Float_t ltmFraction) {
453 // Write a tree with all available information
454 // if mapFileName is specified, the Map information are also written to the tree
455 // pads specified in outlierPad are not used for calculating statistics
456 // - the same function as AliTPCCalPad::MakeTree -
458 AliTPCROC* tpcROCinstance = AliTPCROC::Instance();
460 TObjArray* mapIROCs = 0;
461 TObjArray* mapOROCs = 0;
462 TVectorF *mapIROCArray = 0;
463 TVectorF *mapOROCArray = 0;
464 Int_t mapEntries = 0;
465 TString* mapNames = 0;
468 TFile mapFile(mapFileName, "read");
470 TList* listOfROCs = mapFile.GetListOfKeys();
471 mapEntries = listOfROCs->GetEntries()/2;
472 mapIROCs = new TObjArray(mapEntries*2);
473 mapOROCs = new TObjArray(mapEntries*2);
474 mapIROCArray = new TVectorF[mapEntries];
475 mapOROCArray = new TVectorF[mapEntries];
477 mapNames = new TString[mapEntries];
478 for (Int_t ivalue = 0; ivalue < mapEntries; ivalue++) {
479 TString nameROC(((TKey*)(listOfROCs->At(ivalue*2)))->GetName());
480 nameROC.Remove(nameROC.Length()-4, 4);
481 mapIROCs->AddAt((AliTPCCalROC*)mapFile.Get((nameROC + "IROC").Data()), ivalue);
482 mapOROCs->AddAt((AliTPCCalROC*)mapFile.Get((nameROC + "OROC").Data()), ivalue);
483 mapNames[ivalue].Append(nameROC);
486 for (Int_t ivalue = 0; ivalue < mapEntries; ivalue++) {
487 mapIROCArray[ivalue].ResizeTo(tpcROCinstance->GetNChannels(0));
488 mapOROCArray[ivalue].ResizeTo(tpcROCinstance->GetNChannels(36));
490 for (UInt_t ichannel = 0; ichannel < tpcROCinstance->GetNChannels(0); ichannel++)
491 (mapIROCArray[ivalue])[ichannel] = ((AliTPCCalROC*)(mapIROCs->At(ivalue)))->GetValue(ichannel);
492 for (UInt_t ichannel = 0; ichannel < tpcROCinstance->GetNChannels(36); ichannel++)
493 (mapOROCArray[ivalue])[ichannel] = ((AliTPCCalROC*)(mapOROCs->At(ivalue)))->GetValue(ichannel);
496 } // if (mapFileName)
498 TTreeSRedirector cstream(fileName);
499 Int_t arrayEntries = array->GetEntries();
501 TString* names = new TString[arrayEntries];
502 for (Int_t ivalue = 0; ivalue < arrayEntries; ivalue++)
503 names[ivalue].Append(((AliTPCCalPad*)array->At(ivalue))->GetName());
505 for (UInt_t isector = 0; isector < tpcROCinstance->GetNSectors(); isector++) {
507 // get statistic for given sector
509 TVectorF median(arrayEntries);
510 TVectorF mean(arrayEntries);
511 TVectorF rms(arrayEntries);
512 TVectorF ltm(arrayEntries);
513 TVectorF ltmrms(arrayEntries);
514 TVectorF medianWithOut(arrayEntries);
515 TVectorF meanWithOut(arrayEntries);
516 TVectorF rmsWithOut(arrayEntries);
517 TVectorF ltmWithOut(arrayEntries);
518 TVectorF ltmrmsWithOut(arrayEntries);
520 TVectorF *vectorArray = new TVectorF[arrayEntries];
521 for (Int_t ivalue = 0; ivalue < arrayEntries; ivalue++)
522 vectorArray[ivalue].ResizeTo(tpcROCinstance->GetNChannels(isector));
524 for (Int_t ivalue = 0; ivalue < arrayEntries; ivalue++) {
525 AliTPCCalPad* calPad = (AliTPCCalPad*) array->At(ivalue);
526 AliTPCCalROC* calROC = calPad->GetCalROC(isector);
527 AliTPCCalROC* outlierROC = 0;
528 if (outlierPad) outlierROC = outlierPad->GetCalROC(isector);
530 median[ivalue] = calROC->GetMedian();
531 mean[ivalue] = calROC->GetMean();
532 rms[ivalue] = calROC->GetRMS();
533 Double_t ltmrmsValue = 0;
534 ltm[ivalue] = calROC->GetLTM(<mrmsValue, ltmFraction);
535 ltmrms[ivalue] = ltmrmsValue;
537 medianWithOut[ivalue] = calROC->GetMedian(outlierROC);
538 meanWithOut[ivalue] = calROC->GetMean(outlierROC);
539 rmsWithOut[ivalue] = calROC->GetRMS(outlierROC);
541 ltmWithOut[ivalue] = calROC->GetLTM(<mrmsValue, ltmFraction, outlierROC);
542 ltmrmsWithOut[ivalue] = ltmrmsValue;
551 medianWithOut[ivalue] = 0.;
552 meanWithOut[ivalue] = 0.;
553 rmsWithOut[ivalue] = 0.;
554 ltmWithOut[ivalue] = 0.;
555 ltmrmsWithOut[ivalue] = 0.;
560 // fill vectors of variable per pad
562 TVectorF *posArray = new TVectorF[8];
563 for (Int_t ivalue = 0; ivalue < 8; ivalue++)
564 posArray[ivalue].ResizeTo(tpcROCinstance->GetNChannels(isector));
566 Float_t posG[3] = {0};
567 Float_t posL[3] = {0};
569 for (UInt_t irow = 0; irow < tpcROCinstance->GetNRows(isector); irow++) {
570 for (UInt_t ipad = 0; ipad < tpcROCinstance->GetNPads(isector, irow); ipad++) {
571 tpcROCinstance->GetPositionLocal(isector, irow, ipad, posL);
572 tpcROCinstance->GetPositionGlobal(isector, irow, ipad, posG);
573 posArray[0][ichannel] = irow;
574 posArray[1][ichannel] = ipad;
575 posArray[2][ichannel] = posL[0];
576 posArray[3][ichannel] = posL[1];
577 posArray[4][ichannel] = posG[0];
578 posArray[5][ichannel] = posG[1];
579 posArray[6][ichannel] = (Int_t)(ipad - (Double_t)(tpcROCinstance->GetNPads(isector, irow))/2);
580 posArray[7][ichannel] = ichannel;
582 // loop over array containing AliTPCCalPads
583 for (Int_t ivalue = 0; ivalue < arrayEntries; ivalue++) {
584 AliTPCCalPad* calPad = (AliTPCCalPad*) array->At(ivalue);
585 AliTPCCalROC* calROC = calPad->GetCalROC(isector);
587 (vectorArray[ivalue])[ichannel] = calROC->GetValue(irow, ipad);
589 (vectorArray[ivalue])[ichannel] = 0;
595 cstream << "calPads" <<
596 "sector=" << isector;
598 for (Int_t ivalue = 0; ivalue < arrayEntries; ivalue++) {
599 cstream << "calPads" <<
600 (Char_t*)((names[ivalue] + "_Median=").Data()) << median[ivalue] <<
601 (Char_t*)((names[ivalue] + "_Mean=").Data()) << mean[ivalue] <<
602 (Char_t*)((names[ivalue] + "_RMS=").Data()) << rms[ivalue] <<
603 (Char_t*)((names[ivalue] + "_LTM=").Data()) << ltm[ivalue] <<
604 (Char_t*)((names[ivalue] + "_RMS_LTM=").Data()) << ltmrms[ivalue];
606 cstream << "calPads" <<
607 (Char_t*)((names[ivalue] + "_Median_OutlierCutted=").Data()) << medianWithOut[ivalue] <<
608 (Char_t*)((names[ivalue] + "_Mean_OutlierCutted=").Data()) << meanWithOut[ivalue] <<
609 (Char_t*)((names[ivalue] + "_RMS_OutlierCutted=").Data()) << rmsWithOut[ivalue] <<
610 (Char_t*)((names[ivalue] + "_LTM_OutlierCutted=").Data()) << ltmWithOut[ivalue] <<
611 (Char_t*)((names[ivalue] + "_RMS_LTM_OutlierCutted=").Data()) << ltmrmsWithOut[ivalue];
615 for (Int_t ivalue = 0; ivalue < arrayEntries; ivalue++) {
616 cstream << "calPads" <<
617 (Char_t*)((names[ivalue] + ".=").Data()) << &vectorArray[ivalue];
621 for (Int_t ivalue = 0; ivalue < mapEntries; ivalue++) {
623 cstream << "calPads" <<
624 (Char_t*)((mapNames[ivalue] + ".=").Data()) << &mapIROCArray[ivalue];
626 cstream << "calPads" <<
627 (Char_t*)((mapNames[ivalue] + ".=").Data()) << &mapOROCArray[ivalue];
631 cstream << "calPads" <<
632 "row.=" << &posArray[0] <<
633 "pad.=" << &posArray[1] <<
634 "lx.=" << &posArray[2] <<
635 "ly.=" << &posArray[3] <<
636 "gx.=" << &posArray[4] <<
637 "gy.=" << &posArray[5] <<
638 "rpad.=" << &posArray[6] <<
639 "channel.=" << &posArray[7];
641 cstream << "calPads" <<
645 delete[] vectorArray;
653 delete[] mapIROCArray;
654 delete[] mapOROCArray;
660 AliTPCRecoParam * AliTPCcalibDB::GetRecoParam(Int_t */*eventtype*/){
664 if (!fRecoParamArray){
665 return 0; // back compatible sollution
668 AliTPCRecoParam * param = (AliTPCRecoParam*)fRecoParamArray->At(0);