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 **************************************************************************/
18 ///////////////////////////////////////////////////////////////////////////////
20 // Class providing the calibration parameters by accessing the CDB //
22 // Request an instance with AliTRDcalibDB::Instance() //
23 // If a new event is processed set the event number with SetRun //
24 // Then request the calibration data //
26 ///////////////////////////////////////////////////////////////////////////////
30 #include <AliCDBManager.h>
32 #include "AliTRDcalibDB.h"
33 #include "AliTRDgeometry.h"
34 #include "AliTRDpadPlane.h"
35 #include "AliTRDCommonParam.h"
37 #include "Cal/AliTRDCalROC.h"
39 #include "Cal/AliTRDCalChamberPos.h"
40 #include "Cal/AliTRDCalStackPos.h"
41 #include "Cal/AliTRDCalSuperModulePos.h"
43 #include "Cal/AliTRDCalPad.h"
44 #include "Cal/AliTRDCalDet.h"
45 #include "Cal/AliTRDCalGlobals.h"
46 #include "Cal/AliTRDCalPIDLQ.h"
47 #include "Cal/AliTRDCalMonitoring.h"
49 #include "Cal/AliTRDCalSuperModuleStatus.h"
50 #include "Cal/AliTRDCalChamberStatus.h"
51 #include "Cal/AliTRDCalMCMStatus.h"
52 #include "Cal/AliTRDCalPadStatus.h"
53 #include "Cal/AliTRDCalSingleChamberStatus.h"
55 ClassImp(AliTRDcalibDB)
57 AliTRDcalibDB* AliTRDcalibDB::fgInstance = 0;
58 Bool_t AliTRDcalibDB::fgTerminated = kFALSE;
60 //_ singleton implementation __________________________________________________
61 AliTRDcalibDB* AliTRDcalibDB::Instance()
64 // Singleton implementation
65 // Returns an instance of this class, it is created if neccessary
68 if (fgTerminated != kFALSE)
72 fgInstance = new AliTRDcalibDB();
77 void AliTRDcalibDB::Terminate()
80 // Singleton implementation
81 // Deletes the instance of this class and sets the terminated flag, instances cannot be requested anymore
82 // This function can be called several times.
94 //_____________________________________________________________________________
95 AliTRDcalibDB::AliTRDcalibDB()
101 // TODO Default runnumber is set to 0, this should be changed later to an invalid value (e.g. -1) to prevent
102 // TODO invalid calibration data to be used.
105 fPadResponse.fPRFbin = 0;
106 fPadResponse.fPRFlo = 0.0;
107 fPadResponse.fPRFhi = 0.0;
108 fPadResponse.fPRFwid = 0.0;
109 fPadResponse.fPRFpad = 0;
110 fPadResponse.fPRFsmp = 0;
112 for (Int_t i=0; i<kCDBCacheSize; ++i)
118 // Create the sampled PRF
122 //_____________________________________________________________________________
123 AliTRDcalibDB::~AliTRDcalibDB()
129 if (fPadResponse.fPRFsmp) {
130 delete [] fPadResponse.fPRFsmp;
131 fPadResponse.fPRFsmp = 0;
137 //_caching functions____________________________________________________________
138 const TObject* AliTRDcalibDB::GetCachedCDBObject(Int_t id)
141 // Retrieves a cdb object with the given id. The objects are cached as long as the run number is not changed.
143 // Put together the available objects here by using the lines
144 // a) For usual calibration objects:
145 // ase kID<Name> : return CacheCDBEntry(kID<Name>, "TRD/Calib/<Path>"); break;
146 // See function CacheCDBEntry for details.
148 // b) For calibration data which depends on two objects: One containing a value per detector and one the local fluctuations per pad:
149 // case kID<Name> : return CacheMergeCDBEntry(kID<Name>, "TRD/Calib/<padPath>", "TRD/Calib/<chamberPath>"); break;
150 // See function CacheMergeCDBEntry for details.
155 // parameters defined per pad and chamber
156 case kIDVdriftPad : return CacheCDBEntry(kIDVdriftPad, "TRD/Calib/LocalVdrift"); break;
157 case kIDVdriftChamber : return CacheCDBEntry(kIDVdriftChamber, "TRD/Calib/ChamberVdrift"); break;
159 case kIDT0Pad : return CacheCDBEntry(kIDT0Pad, "TRD/Calib/LocalT0"); break;
160 case kIDT0Chamber : return CacheCDBEntry(kIDT0Chamber, "TRD/Calib/ChamberT0"); break;
162 case kIDGainFactorPad : return CacheCDBEntry(kIDGainFactorPad, "TRD/Calib/LocalGainFactor"); break;
163 case kIDGainFactorChamber : return CacheCDBEntry(kIDGainFactorChamber, "TRD/Calib/ChamberGainFactor"); break;
165 // parameters defined per pad
166 case kIDPRFWidth : return CacheCDBEntry(kIDPRFWidth, "TRD/Calib/PRFWidth"); break;
169 case kIDSuperModuleStatus : return CacheCDBEntry(kIDSuperModuleStatus, "TRD/Calib/SuperModuleStatus"); break;
170 case kIDChamberStatus : return CacheCDBEntry(kIDChamberStatus, "TRD/Calib/ChamberStatus"); break;
171 case kIDMCMStatus : return CacheCDBEntry(kIDMCMStatus, "TRD/Calib/MCMStatus"); break;
172 case kIDPadStatus : return CacheCDBEntry(kIDPadStatus, "TRD/Calib/PadStatus"); break;
175 case kIDMonitoringData : return CacheCDBEntry(kIDMonitoringData, "TRD/Calib/MonitoringData"); break;
176 case kIDGlobals : return CacheCDBEntry(kIDGlobals, "TRD/Calib/Globals"); break;
177 case kIDSuperModulePos : return CacheCDBEntry(kIDSuperModulePos, "TRD/Calib/SuperModulePos"); break;
178 case kIDChamberPos : return CacheCDBEntry(kIDChamberPos, "TRD/Calib/ChamberPos"); break;
179 case kIDStackPos : return CacheCDBEntry(kIDStackPos, "TRD/Calib/StackPos"); break;
180 case kIDPIDLQ : return CacheCDBEntry(kIDPIDLQ, "TRD/Calib/PIDLQ"); break;
185 //_____________________________________________________________________________
186 AliCDBEntry* AliTRDcalibDB::GetCDBEntry(const char* cdbPath)
189 // Retrieves an entry with path <cdbPath> from the CDB.
194 AliFatal("AliTRDcalibDB: Run number not set! Use AliTRDcalibDB::SetRun.");
195 //std::cerr << "AliTRDcalibDB: Run number not set! Use AliTRDcalibDB::SetRun." << std::endl;
199 AliCDBEntry* entry = AliCDBManager::Instance()->Get(cdbPath, fRun);
202 std::cerr << "AliTRDcalibDB: Failed to get entry: " << cdbPath << std::endl;
206 std::cout << "AliTRDcalibDB: Retrieved object: " << cdbPath << std::endl;
210 //_____________________________________________________________________________
211 const TObject* AliTRDcalibDB::CacheCDBEntry(Int_t id, const char* cdbPath)
214 // Caches the entry <id> with cdb path <cdbPath>
219 fCDBEntries[id] = GetCDBEntry(cdbPath);
221 fCDBCache[id] = fCDBEntries[id]->GetObject();
223 return fCDBCache[id];
226 //_____________________________________________________________________________
227 void AliTRDcalibDB::SetRun(Long64_t run)
230 // Sets current run number. Calibration data is read from the corresponding file.
231 // When the run number changes the caching is invalidated.
241 //_____________________________________________________________________________
242 void AliTRDcalibDB::Invalidate()
245 // Invalidates cache (when run number is changed).
248 for (Int_t i=0; i<kCDBCacheSize; ++i)
252 if (AliCDBManager::Instance()->GetCacheFlag() == kFALSE)
254 if (fCDBEntries[i]->IsOwner() == kFALSE && fCDBCache[i])
257 delete fCDBEntries[i];
265 //_____________________________________________________________________________
266 Bool_t AliTRDcalibDB::GetChamberPos(Int_t det, Float_t* xyz)
269 // Returns the deviation of the chamber position from the nominal position.
272 const AliTRDCalChamberPos* chamber = dynamic_cast<const AliTRDCalChamberPos*>(GetCachedCDBObject(kIDChamberPos));
276 const Float_t* kvalues = chamber->GetPos(det);
287 //_____________________________________________________________________________
288 Bool_t AliTRDcalibDB::GetChamberRot(Int_t det, Float_t* xyz)
291 // Returns the rotation of the chamber from the nominal position.
294 const AliTRDCalChamberPos* chamber = dynamic_cast<const AliTRDCalChamberPos*>(GetCachedCDBObject(kIDChamberPos));
298 const Float_t* kvalues = chamber->GetRot(det);
309 //_____________________________________________________________________________
310 Bool_t AliTRDcalibDB::GetStackPos(Int_t chamber, Int_t sector, Float_t* xyz)
313 // Returns the deviation of the stack position from the nominal position.
316 const AliTRDCalStackPos* stack = dynamic_cast<const AliTRDCalStackPos*>(GetCachedCDBObject(kIDStackPos));
320 const Float_t* kvalues = stack->GetPos(chamber, sector);
331 //_____________________________________________________________________________
332 Bool_t AliTRDcalibDB::GetStackRot(Int_t chamber, Int_t sector, Float_t* xyz)
335 // Returns the rotation of the stack from the nominal position.
338 const AliTRDCalStackPos* stack = dynamic_cast<const AliTRDCalStackPos*>(GetCachedCDBObject(kIDStackPos));
342 const Float_t* kvalues = stack->GetRot(chamber, sector);
353 //_____________________________________________________________________________
354 Bool_t AliTRDcalibDB::GetSuperModulePos(Int_t sm, Float_t* xyz)
357 // Returns the deviation of the supermodule position from the nominal position.
360 const AliTRDCalSuperModulePos* smPos = dynamic_cast<const AliTRDCalSuperModulePos*>(GetCachedCDBObject(kIDSuperModulePos));
364 const Float_t* kvalues = smPos->GetPos(sm);
375 //_____________________________________________________________________________
376 Bool_t AliTRDcalibDB::GetSuperModuleRot(Int_t sm, Float_t* xyz)
379 // Returns the rotation of the supermodule from the nominal position.
382 const AliTRDCalSuperModulePos* smPos = dynamic_cast<const AliTRDCalSuperModulePos*>(GetCachedCDBObject(kIDSuperModulePos));
386 const Float_t* kvalues = smPos->GetRot(sm);
397 //_____________________________________________________________________________
398 Float_t AliTRDcalibDB::GetVdrift(Int_t det, Int_t col, Int_t row)
401 // Returns the drift velocity for the given pad.
404 const AliTRDCalPad* calPad = dynamic_cast<const AliTRDCalPad*> (GetCachedCDBObject(kIDVdriftPad));
408 AliTRDCalROC* roc = calPad->GetCalROC(det);
412 const AliTRDCalDet* calChamber = dynamic_cast<const AliTRDCalDet*> (GetCachedCDBObject(kIDVdriftChamber));
416 return calChamber->GetValue(det) * roc->GetValue(col, row);
419 //_____________________________________________________________________________
420 Float_t AliTRDcalibDB::GetVdriftAverage(Int_t det)
423 // Returns the average drift velocity for the given detector
426 const AliTRDCalDet* calDet = dynamic_cast<const AliTRDCalDet*> (GetCachedCDBObject(kIDVdriftChamber));
430 return calDet->GetValue(det);
433 //_____________________________________________________________________________
434 Float_t AliTRDcalibDB::GetT0(Int_t det, Int_t col, Int_t row)
437 // Returns t0 for the given pad.
440 const AliTRDCalPad* calPad = dynamic_cast<const AliTRDCalPad*> (GetCachedCDBObject(kIDT0Pad));
444 AliTRDCalROC* roc = calPad->GetCalROC(det);
448 const AliTRDCalDet* calChamber = dynamic_cast<const AliTRDCalDet*> (GetCachedCDBObject(kIDT0Chamber));
452 return calChamber->GetValue(det) * roc->GetValue(col, row);
455 //_____________________________________________________________________________
456 Float_t AliTRDcalibDB::GetT0Average(Int_t det)
459 // Returns the average t0 for the given detector
462 const AliTRDCalDet* calDet = dynamic_cast<const AliTRDCalDet*> (GetCachedCDBObject(kIDT0Chamber));
466 return calDet->GetValue(det);
469 //_____________________________________________________________________________
470 Float_t AliTRDcalibDB::GetGainFactor(Int_t det, Int_t col, Int_t row)
473 // Returns the gain factor for the given pad.
476 const AliTRDCalPad* calPad = dynamic_cast<const AliTRDCalPad*> (GetCachedCDBObject(kIDGainFactorPad));
480 AliTRDCalROC* roc = calPad->GetCalROC(det);
484 const AliTRDCalDet* calChamber = dynamic_cast<const AliTRDCalDet*> (GetCachedCDBObject(kIDGainFactorChamber));
488 return calChamber->GetValue(det) * roc->GetValue(col, row);
491 //_____________________________________________________________________________
492 Float_t AliTRDcalibDB::GetGainFactorAverage(Int_t det)
495 // Returns the average gain factor for the given detector
498 const AliTRDCalDet* calDet = dynamic_cast<const AliTRDCalDet*> (GetCachedCDBObject(kIDGainFactorChamber));
502 return calDet->GetValue(det);
505 //_____________________________________________________________________________
506 Float_t AliTRDcalibDB::GetPRFWidth(Int_t det, Int_t col, Int_t row)
509 // Returns the PRF width for the given pad.
512 const AliTRDCalPad* calPad = dynamic_cast<const AliTRDCalPad*> (GetCachedCDBObject(kIDPRFWidth));
516 AliTRDCalROC* roc = calPad->GetCalROC(det);
520 return roc->GetValue(col, row);
523 //_____________________________________________________________________________
524 Float_t AliTRDcalibDB::GetSamplingFrequency()
527 // Returns the sampling frequency of the TRD read-out.
530 const AliTRDCalGlobals* calGlobal = dynamic_cast<const AliTRDCalGlobals*> (GetCachedCDBObject(kIDGlobals));
534 return calGlobal->GetSamplingFrequency();
537 //_____________________________________________________________________________
538 Int_t AliTRDcalibDB::GetNumberOfTimeBins()
541 // Returns the number of time bins which are read-out.
544 const AliTRDCalGlobals* calGlobal = dynamic_cast<const AliTRDCalGlobals*> (GetCachedCDBObject(kIDGlobals));
548 return calGlobal->GetNumberOfTimeBins();
551 //_____________________________________________________________________________
552 Char_t AliTRDcalibDB::GetPadStatus(Int_t det, Int_t col, Int_t row)
555 // Returns the status of the given pad
558 const AliTRDCalPadStatus* cal = dynamic_cast<const AliTRDCalPadStatus*> (GetCachedCDBObject(kIDPadStatus));
562 const AliTRDCalSingleChamberStatus* roc = cal->GetCalROC(det);
566 return roc->GetStatus(col, row);
569 //_____________________________________________________________________________
570 Char_t AliTRDcalibDB::GetMCMStatus(Int_t det, Int_t col, Int_t row)
573 // Returns the status of the given MCM
576 const AliTRDCalMCMStatus* cal = dynamic_cast<const AliTRDCalMCMStatus*> (GetCachedCDBObject(kIDMCMStatus));
580 const AliTRDCalSingleChamberStatus* roc = cal->GetCalROC(det);
584 return roc->GetStatus(col, row);
587 //_____________________________________________________________________________
588 Char_t AliTRDcalibDB::GetChamberStatus(Int_t det)
591 // Returns the status of the given chamber
594 const AliTRDCalChamberStatus* cal = dynamic_cast<const AliTRDCalChamberStatus*> (GetCachedCDBObject(kIDChamberStatus));
598 return cal->GetStatus(det);
601 //_____________________________________________________________________________
602 Char_t AliTRDcalibDB::GetSuperModuleStatus(Int_t sm)
605 // Returns the status of the given chamber
608 const AliTRDCalSuperModuleStatus* cal = dynamic_cast<const AliTRDCalSuperModuleStatus*> (GetCachedCDBObject(kIDSuperModuleStatus));
612 return cal->GetStatus(sm);
615 //_____________________________________________________________________________
616 Bool_t AliTRDcalibDB::IsPadMasked(Int_t det, Int_t col, Int_t row)
619 // Returns status, see name of functions for details ;-)
622 const AliTRDCalPadStatus* cal = dynamic_cast<const AliTRDCalPadStatus*> (GetCachedCDBObject(kIDPadStatus));
626 return cal->IsMasked(det, col, row);
629 //_____________________________________________________________________________
630 Bool_t AliTRDcalibDB::IsPadBridgedLeft(Int_t det, Int_t col, Int_t row)
633 // Returns status, see name of functions for details ;-)
636 const AliTRDCalPadStatus* cal = dynamic_cast<const AliTRDCalPadStatus*> (GetCachedCDBObject(kIDPadStatus));
640 return cal->IsBridgedLeft(det, col, row);
643 //_____________________________________________________________________________
644 Bool_t AliTRDcalibDB::IsPadBridgedRight(Int_t det, Int_t col, Int_t row)
647 // Returns status, see name of functions for details ;-)
650 const AliTRDCalPadStatus* cal = dynamic_cast<const AliTRDCalPadStatus*> (GetCachedCDBObject(kIDPadStatus));
654 return cal->IsBridgedRight(det, col, row);
657 //_____________________________________________________________________________
658 Bool_t AliTRDcalibDB::IsMCMMasked(Int_t det, Int_t col, Int_t row)
661 // Returns status, see name of functions for details ;-)
664 const AliTRDCalMCMStatus* cal = dynamic_cast<const AliTRDCalMCMStatus*> (GetCachedCDBObject(kIDMCMStatus));
668 return cal->IsMasked(det, col, row);
671 //_____________________________________________________________________________
672 Bool_t AliTRDcalibDB::IsChamberInstalled(Int_t det)
675 // Returns status, see name of functions for details ;-)
678 const AliTRDCalChamberStatus* cal = dynamic_cast<const AliTRDCalChamberStatus*> (GetCachedCDBObject(kIDChamberStatus));
682 return cal->IsInstalled(det);
685 //_____________________________________________________________________________
686 Bool_t AliTRDcalibDB::IsChamberMasked(Int_t det)
689 // Returns status, see name of functions for details ;-)
692 const AliTRDCalChamberStatus* cal = dynamic_cast<const AliTRDCalChamberStatus*> (GetCachedCDBObject(kIDChamberStatus));
696 return cal->IsMasked(det);
699 //_____________________________________________________________________________
700 Bool_t AliTRDcalibDB::IsSuperModuleInstalled(Int_t det)
703 // Returns status, see name of functions for details ;-)
706 const AliTRDCalSuperModuleStatus* cal = dynamic_cast<const AliTRDCalSuperModuleStatus*> (GetCachedCDBObject(kIDSuperModuleStatus));
710 return cal->IsInstalled(det);
713 //_____________________________________________________________________________
714 Bool_t AliTRDcalibDB::IsSuperModuleMasked(Int_t det)
717 // Returns status, see name of functions for details ;-)
720 const AliTRDCalSuperModuleStatus* cal = dynamic_cast<const AliTRDCalSuperModuleStatus*> (GetCachedCDBObject(kIDSuperModuleStatus));
724 return cal->IsMasked(det);
727 //_____________________________________________________________________________
728 const AliTRDCalPIDLQ* AliTRDcalibDB::GetPIDLQObject()
731 // Returns the object storing the distributions for PID with likelihood
734 return dynamic_cast<const AliTRDCalPIDLQ*> (GetCachedCDBObject(kIDPIDLQ));
737 //_____________________________________________________________________________
738 const AliTRDCalMonitoring* AliTRDcalibDB::GetMonitoringObject()
741 // Returns the object storing the monitoring data
744 return dynamic_cast<const AliTRDCalMonitoring*> (GetCachedCDBObject(kIDMonitoringData));
747 //_____________________________________________________________________________
748 Float_t AliTRDcalibDB::GetOmegaTau(Float_t vdrift)
751 // Returns omega*tau (tan(Lorentz-angle)) for a given drift velocity <vd>
752 // and a B-field <b> for Xe/CO2 (15%).
753 // The values are according to a GARFIELD simulation.
755 // This function basically does not belong to the calibration class. It should be moved somewhere else.
756 // However, currently it is in use by simulation and reconstruction.
759 AliTRDCommonParam* commonParam = AliTRDCommonParam::Instance();
762 Float_t fieldAbs = TMath::Abs(commonParam->GetField());
763 Float_t fieldSgn = 1.0;
764 if (fieldAbs > 0.0) {
765 fieldSgn = commonParam->GetField() / fieldAbs;
769 Float_t p0[kNb] = { 0.004810, 0.007412, 0.010252, 0.013409, 0.016888 };
770 Float_t p1[kNb] = { 0.054875, 0.081534, 0.107333, 0.131983, 0.155455 };
771 Float_t p2[kNb] = { -0.008682, -0.012896, -0.016987, -0.020880, -0.024623 };
772 Float_t p3[kNb] = { 0.000155, 0.000238, 0.000330, 0.000428, 0.000541 };
774 Int_t ib = ((Int_t) (10 * (fieldAbs - 0.15)));
775 ib = TMath::Max( 0,ib);
776 ib = TMath::Min(kNb,ib);
778 Float_t alphaL = p0[ib]
780 + p2[ib] * vdrift*vdrift
781 + p3[ib] * vdrift*vdrift*vdrift;
783 return TMath::Tan(fieldSgn * alphaL);
787 //_____________________________________________________________________________
788 void AliTRDcalibDB::SamplePRF()
791 // Samples the pad response function
794 const Int_t kPRFbin = 61;
796 Float_t prf[kNplan][kPRFbin] = { {2.9037e-02, 3.3608e-02, 3.9020e-02, 4.5292e-02,
797 5.2694e-02, 6.1362e-02, 7.1461e-02, 8.3362e-02,
798 9.7063e-02, 1.1307e-01, 1.3140e-01, 1.5235e-01,
799 1.7623e-01, 2.0290e-01, 2.3294e-01, 2.6586e-01,
800 3.0177e-01, 3.4028e-01, 3.8077e-01, 4.2267e-01,
801 4.6493e-01, 5.0657e-01, 5.4655e-01, 5.8397e-01,
802 6.1767e-01, 6.4744e-01, 6.7212e-01, 6.9188e-01,
803 7.0627e-01, 7.1499e-01, 7.1851e-01, 7.1499e-01,
804 7.0627e-01, 6.9188e-01, 6.7212e-01, 6.4744e-01,
805 6.1767e-01, 5.8397e-01, 5.4655e-01, 5.0657e-01,
806 4.6493e-01, 4.2267e-01, 3.8077e-01, 3.4028e-01,
807 3.0177e-01, 2.6586e-01, 2.3294e-01, 2.0290e-01,
808 1.7623e-01, 1.5235e-01, 1.3140e-01, 1.1307e-01,
809 9.7063e-02, 8.3362e-02, 7.1461e-02, 6.1362e-02,
810 5.2694e-02, 4.5292e-02, 3.9020e-02, 3.3608e-02,
812 {2.5478e-02, 2.9695e-02, 3.4655e-02, 4.0454e-02,
813 4.7342e-02, 5.5487e-02, 6.5038e-02, 7.6378e-02,
814 8.9696e-02, 1.0516e-01, 1.2327e-01, 1.4415e-01,
815 1.6794e-01, 1.9516e-01, 2.2573e-01, 2.5959e-01,
816 2.9694e-01, 3.3719e-01, 3.7978e-01, 4.2407e-01,
817 4.6889e-01, 5.1322e-01, 5.5569e-01, 5.9535e-01,
818 6.3141e-01, 6.6259e-01, 6.8882e-01, 7.0983e-01,
819 7.2471e-01, 7.3398e-01, 7.3761e-01, 7.3398e-01,
820 7.2471e-01, 7.0983e-01, 6.8882e-01, 6.6259e-01,
821 6.3141e-01, 5.9535e-01, 5.5569e-01, 5.1322e-01,
822 4.6889e-01, 4.2407e-01, 3.7978e-01, 3.3719e-01,
823 2.9694e-01, 2.5959e-01, 2.2573e-01, 1.9516e-01,
824 1.6794e-01, 1.4415e-01, 1.2327e-01, 1.0516e-01,
825 8.9696e-02, 7.6378e-02, 6.5038e-02, 5.5487e-02,
826 4.7342e-02, 4.0454e-02, 3.4655e-02, 2.9695e-02,
828 {2.2363e-02, 2.6233e-02, 3.0782e-02, 3.6140e-02,
829 4.2535e-02, 5.0157e-02, 5.9197e-02, 6.9900e-02,
830 8.2707e-02, 9.7811e-02, 1.1548e-01, 1.3601e-01,
831 1.5998e-01, 1.8739e-01, 2.1840e-01, 2.5318e-01,
832 2.9182e-01, 3.3373e-01, 3.7837e-01, 4.2498e-01,
833 4.7235e-01, 5.1918e-01, 5.6426e-01, 6.0621e-01,
834 6.4399e-01, 6.7700e-01, 7.0472e-01, 7.2637e-01,
835 7.4206e-01, 7.5179e-01, 7.5551e-01, 7.5179e-01,
836 7.4206e-01, 7.2637e-01, 7.0472e-01, 6.7700e-01,
837 6.4399e-01, 6.0621e-01, 5.6426e-01, 5.1918e-01,
838 4.7235e-01, 4.2498e-01, 3.7837e-01, 3.3373e-01,
839 2.9182e-01, 2.5318e-01, 2.1840e-01, 1.8739e-01,
840 1.5998e-01, 1.3601e-01, 1.1548e-01, 9.7811e-02,
841 8.2707e-02, 6.9900e-02, 5.9197e-02, 5.0157e-02,
842 4.2535e-02, 3.6140e-02, 3.0782e-02, 2.6233e-02,
844 {1.9635e-02, 2.3167e-02, 2.7343e-02, 3.2293e-02,
845 3.8224e-02, 4.5335e-02, 5.3849e-02, 6.4039e-02,
846 7.6210e-02, 9.0739e-02, 1.0805e-01, 1.2841e-01,
847 1.5216e-01, 1.7960e-01, 2.1099e-01, 2.4671e-01,
848 2.8647e-01, 3.2996e-01, 3.7660e-01, 4.2547e-01,
849 4.7536e-01, 5.2473e-01, 5.7215e-01, 6.1632e-01,
850 6.5616e-01, 6.9075e-01, 7.1939e-01, 7.4199e-01,
851 7.5838e-01, 7.6848e-01, 7.7227e-01, 7.6848e-01,
852 7.5838e-01, 7.4199e-01, 7.1939e-01, 6.9075e-01,
853 6.5616e-01, 6.1632e-01, 5.7215e-01, 5.2473e-01,
854 4.7536e-01, 4.2547e-01, 3.7660e-01, 3.2996e-01,
855 2.8647e-01, 2.4671e-01, 2.1099e-01, 1.7960e-01,
856 1.5216e-01, 1.2841e-01, 1.0805e-01, 9.0739e-02,
857 7.6210e-02, 6.4039e-02, 5.3849e-02, 4.5335e-02,
858 3.8224e-02, 3.2293e-02, 2.7343e-02, 2.3167e-02,
860 {1.7224e-02, 2.0450e-02, 2.4286e-02, 2.8860e-02,
861 3.4357e-02, 4.0979e-02, 4.8966e-02, 5.8612e-02,
862 7.0253e-02, 8.4257e-02, 1.0102e-01, 1.2094e-01,
863 1.4442e-01, 1.7196e-01, 2.0381e-01, 2.4013e-01,
864 2.8093e-01, 3.2594e-01, 3.7450e-01, 4.2563e-01,
865 4.7796e-01, 5.2991e-01, 5.7974e-01, 6.2599e-01,
866 6.6750e-01, 7.0344e-01, 7.3329e-01, 7.5676e-01,
867 7.7371e-01, 7.8410e-01, 7.8793e-01, 7.8410e-01,
868 7.7371e-01, 7.5676e-01, 7.3329e-01, 7.0344e-01,
869 6.6750e-01, 6.2599e-01, 5.7974e-01, 5.2991e-01,
870 4.7796e-01, 4.2563e-01, 3.7450e-01, 3.2594e-01,
871 2.8093e-01, 2.4013e-01, 2.0381e-01, 1.7196e-01,
872 1.4442e-01, 1.2094e-01, 1.0102e-01, 8.4257e-02,
873 7.0253e-02, 5.8612e-02, 4.8966e-02, 4.0979e-02,
874 3.4357e-02, 2.8860e-02, 2.4286e-02, 2.0450e-02,
876 {1.5096e-02, 1.8041e-02, 2.1566e-02, 2.5793e-02,
877 3.0886e-02, 3.7044e-02, 4.4515e-02, 5.3604e-02,
878 6.4668e-02, 7.8109e-02, 9.4364e-02, 1.1389e-01,
879 1.3716e-01, 1.6461e-01, 1.9663e-01, 2.3350e-01,
880 2.7527e-01, 3.2170e-01, 3.7214e-01, 4.2549e-01,
881 4.8024e-01, 5.3460e-01, 5.8677e-01, 6.3512e-01,
882 6.7838e-01, 7.1569e-01, 7.4655e-01, 7.7071e-01,
883 7.8810e-01, 7.9871e-01, 8.0255e-01, 7.9871e-01,
884 7.8810e-01, 7.7071e-01, 7.4655e-01, 7.1569e-01,
885 6.7838e-01, 6.3512e-01, 5.8677e-01, 5.3460e-01,
886 4.8024e-01, 4.2549e-01, 3.7214e-01, 3.2170e-01,
887 2.7527e-01, 2.3350e-01, 1.9663e-01, 1.6461e-01,
888 1.3716e-01, 1.1389e-01, 9.4364e-02, 7.8109e-02,
889 6.4668e-02, 5.3604e-02, 4.4515e-02, 3.7044e-02,
890 3.0886e-02, 2.5793e-02, 2.1566e-02, 1.8041e-02,
893 // More sampling precision with linear interpolation
894 fPadResponse.fPRFlo = -1.5;
895 fPadResponse.fPRFhi = 1.5;
896 Float_t pad[kPRFbin];
897 Int_t sPRFbin = kPRFbin;
898 Float_t sPRFwid = (fPadResponse.fPRFhi - fPadResponse.fPRFlo) / ((Float_t) sPRFbin);
899 for (Int_t iPad = 0; iPad < sPRFbin; iPad++) {
900 pad[iPad] = ((Float_t) iPad + 0.5) * sPRFwid + fPadResponse.fPRFlo;
902 fPadResponse.fPRFbin = 500;
903 fPadResponse.fPRFwid = (fPadResponse.fPRFhi - fPadResponse.fPRFlo) / ((Float_t) fPadResponse.fPRFbin);
904 fPadResponse.fPRFpad = ((Int_t) (1.0 / fPadResponse.fPRFwid));
906 if (fPadResponse.fPRFsmp) delete [] fPadResponse.fPRFsmp;
907 fPadResponse.fPRFsmp = new Float_t[kNplan*fPadResponse.fPRFbin];
913 for (Int_t iPla = 0; iPla < kNplan; iPla++) {
915 for (Int_t iBin = 0; iBin < fPadResponse.fPRFbin; iBin++) {
917 Float_t bin = (((Float_t) iBin) + 0.5) * fPadResponse.fPRFwid + fPadResponse.fPRFlo;
921 diff = bin - pad[ipos2++];
922 } while ((diff > 0) && (ipos2 < kPRFbin));
923 if (ipos2 == kPRFbin) {
924 fPadResponse.fPRFsmp[iPla*fPadResponse.fPRFbin+iBin] = prf[iPla][ipos2-1];
926 else if (ipos2 == 1) {
927 fPadResponse.fPRFsmp[iPla*fPadResponse.fPRFbin+iBin] = prf[iPla][ipos2-1];
931 if (ipos2 >= kPRFbin) ipos2 = kPRFbin - 1;
933 fPadResponse.fPRFsmp[iPla*fPadResponse.fPRFbin+iBin] = prf[iPla][ipos2]
934 + diff * (prf[iPla][ipos2] - prf[iPla][ipos1])
943 //_____________________________________________________________________________
944 Int_t AliTRDcalibDB::PadResponse(Double_t signal, Double_t dist
945 , Int_t plane, Double_t *pad) const
948 // Applies the pad response
951 Int_t iBin = ((Int_t) (( - dist - fPadResponse.fPRFlo) / fPadResponse.fPRFwid));
952 Int_t iOff = plane * fPadResponse.fPRFbin;
954 Int_t iBin0 = iBin - fPadResponse.fPRFpad + iOff;
955 Int_t iBin1 = iBin + iOff;
956 Int_t iBin2 = iBin + fPadResponse.fPRFpad + iOff;
961 if ((iBin1 >= 0) && (iBin1 < (fPadResponse.fPRFbin*kNplan))) {
964 pad[0] = signal * fPadResponse.fPRFsmp[iBin0];
966 pad[1] = signal * fPadResponse.fPRFsmp[iBin1];
967 if (iBin2 < (fPadResponse.fPRFbin*kNplan)) {
968 pad[2] = signal * fPadResponse.fPRFsmp[iBin2];