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/AliTRDCalPad.h"
40 #include "Cal/AliTRDCalDet.h"
41 #include "Cal/AliTRDCalGlobals.h"
42 #include "Cal/AliTRDCalPIDLQ.h"
43 #include "Cal/AliTRDCalMonitoring.h"
45 #include "Cal/AliTRDCalSuperModuleStatus.h"
46 #include "Cal/AliTRDCalChamberStatus.h"
47 #include "Cal/AliTRDCalMCMStatus.h"
48 #include "Cal/AliTRDCalPadStatus.h"
49 #include "Cal/AliTRDCalSingleChamberStatus.h"
51 ClassImp(AliTRDcalibDB)
53 AliTRDcalibDB* AliTRDcalibDB::fgInstance = 0;
54 Bool_t AliTRDcalibDB::fgTerminated = kFALSE;
56 //_ singleton implementation __________________________________________________
57 AliTRDcalibDB* AliTRDcalibDB::Instance()
60 // Singleton implementation
61 // Returns an instance of this class, it is created if neccessary
64 if (fgTerminated != kFALSE)
68 fgInstance = new AliTRDcalibDB();
73 void AliTRDcalibDB::Terminate()
76 // Singleton implementation
77 // Deletes the instance of this class and sets the terminated flag, instances cannot be requested anymore
78 // This function can be called several times.
90 //_____________________________________________________________________________
91 AliTRDcalibDB::AliTRDcalibDB()
97 // TODO Default runnumber is set to 0, this should be changed later to an invalid value (e.g. -1) to prevent
98 // TODO invalid calibration data to be used.
101 fPadResponse.fPRFbin = 0;
102 fPadResponse.fPRFlo = 0.0;
103 fPadResponse.fPRFhi = 0.0;
104 fPadResponse.fPRFwid = 0.0;
105 fPadResponse.fPRFpad = 0;
106 fPadResponse.fPRFsmp = 0;
108 for (Int_t i=0; i<kCDBCacheSize; ++i)
114 // Create the sampled PRF
118 //_____________________________________________________________________________
119 AliTRDcalibDB::~AliTRDcalibDB()
125 if (fPadResponse.fPRFsmp) {
126 delete [] fPadResponse.fPRFsmp;
127 fPadResponse.fPRFsmp = 0;
133 //_caching functions____________________________________________________________
134 const TObject* AliTRDcalibDB::GetCachedCDBObject(Int_t id)
137 // Retrieves a cdb object with the given id. The objects are cached as long as the run number is not changed.
139 // Put together the available objects here by using the lines
140 // a) For usual calibration objects:
141 // ase kID<Name> : return CacheCDBEntry(kID<Name>, "TRD/Calib/<Path>"); break;
142 // See function CacheCDBEntry for details.
144 // b) For calibration data which depends on two objects: One containing a value per detector and one the local fluctuations per pad:
145 // case kID<Name> : return CacheMergeCDBEntry(kID<Name>, "TRD/Calib/<padPath>", "TRD/Calib/<chamberPath>"); break;
146 // See function CacheMergeCDBEntry for details.
151 // parameters defined per pad and chamber
152 case kIDVdriftPad : return CacheCDBEntry(kIDVdriftPad, "TRD/Calib/LocalVdrift"); break;
153 case kIDVdriftChamber : return CacheCDBEntry(kIDVdriftChamber, "TRD/Calib/ChamberVdrift"); break;
155 case kIDT0Pad : return CacheCDBEntry(kIDT0Pad, "TRD/Calib/LocalT0"); break;
156 case kIDT0Chamber : return CacheCDBEntry(kIDT0Chamber, "TRD/Calib/ChamberT0"); break;
158 case kIDGainFactorPad : return CacheCDBEntry(kIDGainFactorPad, "TRD/Calib/LocalGainFactor"); break;
159 case kIDGainFactorChamber : return CacheCDBEntry(kIDGainFactorChamber, "TRD/Calib/ChamberGainFactor"); break;
161 // parameters defined per pad
162 case kIDPRFWidth : return CacheCDBEntry(kIDPRFWidth, "TRD/Calib/PRFWidth"); break;
165 case kIDSuperModuleStatus : return CacheCDBEntry(kIDSuperModuleStatus, "TRD/Calib/SuperModuleStatus"); break;
166 case kIDChamberStatus : return CacheCDBEntry(kIDChamberStatus, "TRD/Calib/ChamberStatus"); break;
167 case kIDMCMStatus : return CacheCDBEntry(kIDMCMStatus, "TRD/Calib/MCMStatus"); break;
168 case kIDPadStatus : return CacheCDBEntry(kIDPadStatus, "TRD/Calib/PadStatus"); break;
171 case kIDMonitoringData : return CacheCDBEntry(kIDMonitoringData, "TRD/Calib/MonitoringData"); break;
172 case kIDGlobals : return CacheCDBEntry(kIDGlobals, "TRD/Calib/Globals"); break;
173 case kIDSuperModulePos : return CacheCDBEntry(kIDSuperModulePos, "TRD/Calib/SuperModulePos"); break;
174 case kIDChamberPos : return CacheCDBEntry(kIDChamberPos, "TRD/Calib/ChamberPos"); break;
175 case kIDStackPos : return CacheCDBEntry(kIDStackPos, "TRD/Calib/StackPos"); break;
176 case kIDPIDLQ : return CacheCDBEntry(kIDPIDLQ, "TRD/Calib/PIDLQ"); break;
181 //_____________________________________________________________________________
182 AliCDBEntry* AliTRDcalibDB::GetCDBEntry(const char* cdbPath)
185 // Retrieves an entry with path <cdbPath> from the CDB.
188 AliCDBEntry* entry = AliCDBManager::Instance()->Get(cdbPath, fRun);
191 std::cerr << "AliTRDcalibDB: Failed to get entry: " << cdbPath << std::endl;
195 std::cout << "AliTRDcalibDB: Retrieved object: " << cdbPath << std::endl;
199 //_____________________________________________________________________________
200 const TObject* AliTRDcalibDB::CacheCDBEntry(Int_t id, const char* cdbPath)
203 // Caches the entry <id> with cdb path <cdbPath>
208 fCDBEntries[id] = GetCDBEntry(cdbPath);
210 fCDBCache[id] = fCDBEntries[id]->GetObject();
212 return fCDBCache[id];
215 //_____________________________________________________________________________
216 void AliTRDcalibDB::SetRun(Long64_t run)
219 // Sets current run number. Calibration data is read from the corresponding file.
220 // When the run number changes the caching is invalidated.
230 //_____________________________________________________________________________
231 void AliTRDcalibDB::Invalidate()
234 // Invalidates cache (when run number is changed).
237 for (Int_t i=0; i<kCDBCacheSize; ++i)
241 if (AliCDBManager::Instance()->GetCacheFlag() == kFALSE)
243 if (fCDBEntries[i]->IsOwner() == kFALSE && fCDBCache[i])
246 delete fCDBEntries[i];
254 //_____________________________________________________________________________
255 Bool_t AliTRDcalibDB::GetChamberPos(Int_t det, Float_t* xyz)
258 // Returns the deviation of the chamber position from the nominal position.
261 const AliTRDCalChamberPos* chamber = dynamic_cast<const AliTRDCalChamberPos*>(GetCachedCDBObject(kIDChamberPos));
265 const Float_t* kvalues = chamber->GetPos(det);
276 //_____________________________________________________________________________
277 Bool_t AliTRDcalibDB::GetChamberRot(Int_t det, Float_t* xyz)
280 // Returns the rotation of the chamber from the nominal position.
283 const AliTRDCalChamberPos* chamber = dynamic_cast<const AliTRDCalChamberPos*>(GetCachedCDBObject(kIDChamberPos));
287 const Float_t* kvalues = chamber->GetRot(det);
298 //_____________________________________________________________________________
299 Bool_t AliTRDcalibDB::GetStackPos(Int_t chamber, Int_t sector, Float_t* xyz)
302 // Returns the deviation of the stack position from the nominal position.
305 const AliTRDCalStackPos* stack = dynamic_cast<const AliTRDCalStackPos*>(GetCachedCDBObject(kIDStackPos));
309 const Float_t* kvalues = stack->GetPos(chamber, sector);
320 //_____________________________________________________________________________
321 Bool_t AliTRDcalibDB::GetStackRot(Int_t chamber, Int_t sector, Float_t* xyz)
324 // Returns the rotation of the stack from the nominal position.
327 const AliTRDCalStackPos* stack = dynamic_cast<const AliTRDCalStackPos*>(GetCachedCDBObject(kIDStackPos));
331 const Float_t* kvalues = stack->GetRot(chamber, sector);
342 //_____________________________________________________________________________
343 Bool_t AliTRDcalibDB::GetSuperModulePos(Int_t sm, Float_t* xyz)
346 // Returns the deviation of the supermodule position from the nominal position.
349 const AliTRDCalSuperModulePos* smPos = dynamic_cast<const AliTRDCalSuperModulePos*>(GetCachedCDBObject(kIDSuperModulePos));
353 const Float_t* kvalues = smPos->GetPos(sm);
364 //_____________________________________________________________________________
365 Bool_t AliTRDcalibDB::GetSuperModuleRot(Int_t sm, Float_t* xyz)
368 // Returns the rotation of the supermodule from the nominal position.
371 const AliTRDCalSuperModulePos* smPos = dynamic_cast<const AliTRDCalSuperModulePos*>(GetCachedCDBObject(kIDSuperModulePos));
375 const Float_t* kvalues = smPos->GetRot(sm);
386 //_____________________________________________________________________________
387 Float_t AliTRDcalibDB::GetVdrift(Int_t det, Int_t col, Int_t row)
390 // Returns the drift velocity for the given pad.
393 const AliTRDCalPad* calPad = dynamic_cast<const AliTRDCalPad*> (GetCachedCDBObject(kIDVdriftPad));
397 AliTRDCalROC* roc = calPad->GetCalROC(det);
401 const AliTRDCalDet* calChamber = dynamic_cast<const AliTRDCalDet*> (GetCachedCDBObject(kIDVdriftChamber));
405 return calChamber->GetValue(det) * roc->GetValue(col, row);
408 //_____________________________________________________________________________
409 Float_t AliTRDcalibDB::GetVdriftAverage(Int_t det)
412 // Returns the average drift velocity for the given detector
415 const AliTRDCalDet* calDet = dynamic_cast<const AliTRDCalDet*> (GetCachedCDBObject(kIDVdriftChamber));
419 return calDet->GetValue(det);
422 //_____________________________________________________________________________
423 Float_t AliTRDcalibDB::GetT0(Int_t det, Int_t col, Int_t row)
426 // Returns t0 for the given pad.
429 const AliTRDCalPad* calPad = dynamic_cast<const AliTRDCalPad*> (GetCachedCDBObject(kIDT0Pad));
433 AliTRDCalROC* roc = calPad->GetCalROC(det);
437 const AliTRDCalDet* calChamber = dynamic_cast<const AliTRDCalDet*> (GetCachedCDBObject(kIDT0Chamber));
441 return calChamber->GetValue(det) * roc->GetValue(col, row);
444 //_____________________________________________________________________________
445 Float_t AliTRDcalibDB::GetT0Average(Int_t det)
448 // Returns the average t0 for the given detector
451 const AliTRDCalDet* calDet = dynamic_cast<const AliTRDCalDet*> (GetCachedCDBObject(kIDT0Chamber));
455 return calDet->GetValue(det);
458 //_____________________________________________________________________________
459 Float_t AliTRDcalibDB::GetGainFactor(Int_t det, Int_t col, Int_t row)
462 // Returns the gain factor for the given pad.
465 const AliTRDCalPad* calPad = dynamic_cast<const AliTRDCalPad*> (GetCachedCDBObject(kIDGainFactorPad));
469 AliTRDCalROC* roc = calPad->GetCalROC(det);
473 const AliTRDCalDet* calChamber = dynamic_cast<const AliTRDCalDet*> (GetCachedCDBObject(kIDGainFactorChamber));
477 return calChamber->GetValue(det) * roc->GetValue(col, row);
480 //_____________________________________________________________________________
481 Float_t AliTRDcalibDB::GetGainFactorAverage(Int_t det)
484 // Returns the average gain factor for the given detector
487 const AliTRDCalDet* calDet = dynamic_cast<const AliTRDCalDet*> (GetCachedCDBObject(kIDGainFactorChamber));
491 return calDet->GetValue(det);
494 //_____________________________________________________________________________
495 Float_t AliTRDcalibDB::GetPRFWidth(Int_t det, Int_t col, Int_t row)
498 // Returns the PRF width for the given pad.
501 const AliTRDCalPad* calPad = dynamic_cast<const AliTRDCalPad*> (GetCachedCDBObject(kIDPRFWidth));
505 AliTRDCalROC* roc = calPad->GetCalROC(det);
509 return roc->GetValue(col, row);
512 //_____________________________________________________________________________
513 Float_t AliTRDcalibDB::GetSamplingFrequency()
516 // Returns the sampling frequency of the TRD read-out.
519 const AliTRDCalGlobals* calGlobal = dynamic_cast<const AliTRDCalGlobals*> (GetCachedCDBObject(kIDGlobals));
523 return calGlobal->GetSamplingFrequency();
526 //_____________________________________________________________________________
527 Int_t AliTRDcalibDB::GetNumberOfTimeBins()
530 // Returns the number of time bins which are read-out.
533 const AliTRDCalGlobals* calGlobal = dynamic_cast<const AliTRDCalGlobals*> (GetCachedCDBObject(kIDGlobals));
537 return calGlobal->GetNumberOfTimeBins();
540 //_____________________________________________________________________________
541 Char_t AliTRDcalibDB::GetPadStatus(Int_t det, Int_t col, Int_t row)
544 // Returns the status of the given pad
547 const AliTRDCalPadStatus* cal = dynamic_cast<const AliTRDCalPadStatus*> (GetCachedCDBObject(kIDPadStatus));
551 const AliTRDCalSingleChamberStatus* roc = cal->GetCalROC(det);
555 return roc->GetStatus(col, row);
558 //_____________________________________________________________________________
559 Char_t AliTRDcalibDB::GetMCMStatus(Int_t det, Int_t col, Int_t row)
562 // Returns the status of the given MCM
565 const AliTRDCalMCMStatus* cal = dynamic_cast<const AliTRDCalMCMStatus*> (GetCachedCDBObject(kIDMCMStatus));
569 const AliTRDCalSingleChamberStatus* roc = cal->GetCalROC(det);
573 return roc->GetStatus(col, row);
576 //_____________________________________________________________________________
577 Char_t AliTRDcalibDB::GetChamberStatus(Int_t det)
580 // Returns the status of the given chamber
583 const AliTRDCalChamberStatus* cal = dynamic_cast<const AliTRDCalChamberStatus*> (GetCachedCDBObject(kIDChamberStatus));
587 return cal->GetStatus(det);
590 //_____________________________________________________________________________
591 Char_t AliTRDcalibDB::GetSuperModuleStatus(Int_t sm)
594 // Returns the status of the given chamber
597 const AliTRDCalSuperModuleStatus* cal = dynamic_cast<const AliTRDCalSuperModuleStatus*> (GetCachedCDBObject(kIDSuperModuleStatus));
601 return cal->GetStatus(sm);
604 //_____________________________________________________________________________
605 Bool_t AliTRDcalibDB::IsPadMasked(Int_t det, Int_t col, Int_t row)
608 // Returns status, see name of functions for details ;-)
611 const AliTRDCalPadStatus* cal = dynamic_cast<const AliTRDCalPadStatus*> (GetCachedCDBObject(kIDPadStatus));
615 return cal->IsMasked(det, col, row);
618 //_____________________________________________________________________________
619 Bool_t AliTRDcalibDB::IsPadBridgedLeft(Int_t det, Int_t col, Int_t row)
622 // Returns status, see name of functions for details ;-)
625 const AliTRDCalPadStatus* cal = dynamic_cast<const AliTRDCalPadStatus*> (GetCachedCDBObject(kIDPadStatus));
629 return cal->IsBridgedLeft(det, col, row);
632 //_____________________________________________________________________________
633 Bool_t AliTRDcalibDB::IsPadBridgedRight(Int_t det, Int_t col, Int_t row)
636 // Returns status, see name of functions for details ;-)
639 const AliTRDCalPadStatus* cal = dynamic_cast<const AliTRDCalPadStatus*> (GetCachedCDBObject(kIDPadStatus));
643 return cal->IsBridgedRight(det, col, row);
646 //_____________________________________________________________________________
647 Bool_t AliTRDcalibDB::IsMCMMasked(Int_t det, Int_t col, Int_t row)
650 // Returns status, see name of functions for details ;-)
653 const AliTRDCalMCMStatus* cal = dynamic_cast<const AliTRDCalMCMStatus*> (GetCachedCDBObject(kIDMCMStatus));
657 return cal->IsMasked(det, col, row);
660 //_____________________________________________________________________________
661 Bool_t AliTRDcalibDB::IsChamberInstalled(Int_t det)
664 // Returns status, see name of functions for details ;-)
667 const AliTRDCalChamberStatus* cal = dynamic_cast<const AliTRDCalChamberStatus*> (GetCachedCDBObject(kIDChamberStatus));
671 return cal->IsInstalled(det);
674 //_____________________________________________________________________________
675 Bool_t AliTRDcalibDB::IsChamberMasked(Int_t det)
678 // Returns status, see name of functions for details ;-)
681 const AliTRDCalChamberStatus* cal = dynamic_cast<const AliTRDCalChamberStatus*> (GetCachedCDBObject(kIDChamberStatus));
685 return cal->IsMasked(det);
688 //_____________________________________________________________________________
689 Bool_t AliTRDcalibDB::IsSuperModuleInstalled(Int_t det)
692 // Returns status, see name of functions for details ;-)
695 const AliTRDCalSuperModuleStatus* cal = dynamic_cast<const AliTRDCalSuperModuleStatus*> (GetCachedCDBObject(kIDSuperModuleStatus));
699 return cal->IsInstalled(det);
702 //_____________________________________________________________________________
703 Bool_t AliTRDcalibDB::IsSuperModuleMasked(Int_t det)
706 // Returns status, see name of functions for details ;-)
709 const AliTRDCalSuperModuleStatus* cal = dynamic_cast<const AliTRDCalSuperModuleStatus*> (GetCachedCDBObject(kIDSuperModuleStatus));
713 return cal->IsMasked(det);
716 //_____________________________________________________________________________
717 const AliTRDCalPIDLQ* AliTRDcalibDB::GetPIDLQObject()
720 // Returns the object storing the distributions for PID with likelihood
723 return dynamic_cast<const AliTRDCalPIDLQ*> (GetCachedCDBObject(kIDPIDLQ));
726 //_____________________________________________________________________________
727 const AliTRDCalMonitoring* AliTRDcalibDB::GetMonitoringObject()
730 // Returns the object storing the monitoring data
733 return dynamic_cast<const AliTRDCalMonitoring*> (GetCachedCDBObject(kIDMonitoringData));
736 //_____________________________________________________________________________
737 Float_t AliTRDcalibDB::GetOmegaTau(Float_t vdrift)
740 // Returns omega*tau (tan(Lorentz-angle)) for a given drift velocity <vd>
741 // and a B-field <b> for Xe/CO2 (15%).
742 // The values are according to a GARFIELD simulation.
744 // This function basically does not belong to the calibration class. It should be moved somewhere else.
745 // However, currently it is in use by simulation and reconstruction.
748 AliTRDCommonParam* commonParam = AliTRDCommonParam::Instance();
751 Float_t fieldAbs = TMath::Abs(commonParam->GetField());
752 Float_t fieldSgn = 1.0;
753 if (fieldAbs > 0.0) {
754 fieldSgn = commonParam->GetField() / fieldAbs;
758 Float_t p0[kNb] = { 0.004810, 0.007412, 0.010252, 0.013409, 0.016888 };
759 Float_t p1[kNb] = { 0.054875, 0.081534, 0.107333, 0.131983, 0.155455 };
760 Float_t p2[kNb] = { -0.008682, -0.012896, -0.016987, -0.020880, -0.024623 };
761 Float_t p3[kNb] = { 0.000155, 0.000238, 0.000330, 0.000428, 0.000541 };
763 Int_t ib = ((Int_t) (10 * (fieldAbs - 0.15)));
764 ib = TMath::Max( 0,ib);
765 ib = TMath::Min(kNb,ib);
767 Float_t alphaL = p0[ib]
769 + p2[ib] * vdrift*vdrift
770 + p3[ib] * vdrift*vdrift*vdrift;
772 return TMath::Tan(fieldSgn * alphaL);
776 //_____________________________________________________________________________
777 void AliTRDcalibDB::SamplePRF()
780 // Samples the pad response function
783 const Int_t kPRFbin = 61;
785 Float_t prf[kNplan][kPRFbin] = { {2.9037e-02, 3.3608e-02, 3.9020e-02, 4.5292e-02,
786 5.2694e-02, 6.1362e-02, 7.1461e-02, 8.3362e-02,
787 9.7063e-02, 1.1307e-01, 1.3140e-01, 1.5235e-01,
788 1.7623e-01, 2.0290e-01, 2.3294e-01, 2.6586e-01,
789 3.0177e-01, 3.4028e-01, 3.8077e-01, 4.2267e-01,
790 4.6493e-01, 5.0657e-01, 5.4655e-01, 5.8397e-01,
791 6.1767e-01, 6.4744e-01, 6.7212e-01, 6.9188e-01,
792 7.0627e-01, 7.1499e-01, 7.1851e-01, 7.1499e-01,
793 7.0627e-01, 6.9188e-01, 6.7212e-01, 6.4744e-01,
794 6.1767e-01, 5.8397e-01, 5.4655e-01, 5.0657e-01,
795 4.6493e-01, 4.2267e-01, 3.8077e-01, 3.4028e-01,
796 3.0177e-01, 2.6586e-01, 2.3294e-01, 2.0290e-01,
797 1.7623e-01, 1.5235e-01, 1.3140e-01, 1.1307e-01,
798 9.7063e-02, 8.3362e-02, 7.1461e-02, 6.1362e-02,
799 5.2694e-02, 4.5292e-02, 3.9020e-02, 3.3608e-02,
801 {2.5478e-02, 2.9695e-02, 3.4655e-02, 4.0454e-02,
802 4.7342e-02, 5.5487e-02, 6.5038e-02, 7.6378e-02,
803 8.9696e-02, 1.0516e-01, 1.2327e-01, 1.4415e-01,
804 1.6794e-01, 1.9516e-01, 2.2573e-01, 2.5959e-01,
805 2.9694e-01, 3.3719e-01, 3.7978e-01, 4.2407e-01,
806 4.6889e-01, 5.1322e-01, 5.5569e-01, 5.9535e-01,
807 6.3141e-01, 6.6259e-01, 6.8882e-01, 7.0983e-01,
808 7.2471e-01, 7.3398e-01, 7.3761e-01, 7.3398e-01,
809 7.2471e-01, 7.0983e-01, 6.8882e-01, 6.6259e-01,
810 6.3141e-01, 5.9535e-01, 5.5569e-01, 5.1322e-01,
811 4.6889e-01, 4.2407e-01, 3.7978e-01, 3.3719e-01,
812 2.9694e-01, 2.5959e-01, 2.2573e-01, 1.9516e-01,
813 1.6794e-01, 1.4415e-01, 1.2327e-01, 1.0516e-01,
814 8.9696e-02, 7.6378e-02, 6.5038e-02, 5.5487e-02,
815 4.7342e-02, 4.0454e-02, 3.4655e-02, 2.9695e-02,
817 {2.2363e-02, 2.6233e-02, 3.0782e-02, 3.6140e-02,
818 4.2535e-02, 5.0157e-02, 5.9197e-02, 6.9900e-02,
819 8.2707e-02, 9.7811e-02, 1.1548e-01, 1.3601e-01,
820 1.5998e-01, 1.8739e-01, 2.1840e-01, 2.5318e-01,
821 2.9182e-01, 3.3373e-01, 3.7837e-01, 4.2498e-01,
822 4.7235e-01, 5.1918e-01, 5.6426e-01, 6.0621e-01,
823 6.4399e-01, 6.7700e-01, 7.0472e-01, 7.2637e-01,
824 7.4206e-01, 7.5179e-01, 7.5551e-01, 7.5179e-01,
825 7.4206e-01, 7.2637e-01, 7.0472e-01, 6.7700e-01,
826 6.4399e-01, 6.0621e-01, 5.6426e-01, 5.1918e-01,
827 4.7235e-01, 4.2498e-01, 3.7837e-01, 3.3373e-01,
828 2.9182e-01, 2.5318e-01, 2.1840e-01, 1.8739e-01,
829 1.5998e-01, 1.3601e-01, 1.1548e-01, 9.7811e-02,
830 8.2707e-02, 6.9900e-02, 5.9197e-02, 5.0157e-02,
831 4.2535e-02, 3.6140e-02, 3.0782e-02, 2.6233e-02,
833 {1.9635e-02, 2.3167e-02, 2.7343e-02, 3.2293e-02,
834 3.8224e-02, 4.5335e-02, 5.3849e-02, 6.4039e-02,
835 7.6210e-02, 9.0739e-02, 1.0805e-01, 1.2841e-01,
836 1.5216e-01, 1.7960e-01, 2.1099e-01, 2.4671e-01,
837 2.8647e-01, 3.2996e-01, 3.7660e-01, 4.2547e-01,
838 4.7536e-01, 5.2473e-01, 5.7215e-01, 6.1632e-01,
839 6.5616e-01, 6.9075e-01, 7.1939e-01, 7.4199e-01,
840 7.5838e-01, 7.6848e-01, 7.7227e-01, 7.6848e-01,
841 7.5838e-01, 7.4199e-01, 7.1939e-01, 6.9075e-01,
842 6.5616e-01, 6.1632e-01, 5.7215e-01, 5.2473e-01,
843 4.7536e-01, 4.2547e-01, 3.7660e-01, 3.2996e-01,
844 2.8647e-01, 2.4671e-01, 2.1099e-01, 1.7960e-01,
845 1.5216e-01, 1.2841e-01, 1.0805e-01, 9.0739e-02,
846 7.6210e-02, 6.4039e-02, 5.3849e-02, 4.5335e-02,
847 3.8224e-02, 3.2293e-02, 2.7343e-02, 2.3167e-02,
849 {1.7224e-02, 2.0450e-02, 2.4286e-02, 2.8860e-02,
850 3.4357e-02, 4.0979e-02, 4.8966e-02, 5.8612e-02,
851 7.0253e-02, 8.4257e-02, 1.0102e-01, 1.2094e-01,
852 1.4442e-01, 1.7196e-01, 2.0381e-01, 2.4013e-01,
853 2.8093e-01, 3.2594e-01, 3.7450e-01, 4.2563e-01,
854 4.7796e-01, 5.2991e-01, 5.7974e-01, 6.2599e-01,
855 6.6750e-01, 7.0344e-01, 7.3329e-01, 7.5676e-01,
856 7.7371e-01, 7.8410e-01, 7.8793e-01, 7.8410e-01,
857 7.7371e-01, 7.5676e-01, 7.3329e-01, 7.0344e-01,
858 6.6750e-01, 6.2599e-01, 5.7974e-01, 5.2991e-01,
859 4.7796e-01, 4.2563e-01, 3.7450e-01, 3.2594e-01,
860 2.8093e-01, 2.4013e-01, 2.0381e-01, 1.7196e-01,
861 1.4442e-01, 1.2094e-01, 1.0102e-01, 8.4257e-02,
862 7.0253e-02, 5.8612e-02, 4.8966e-02, 4.0979e-02,
863 3.4357e-02, 2.8860e-02, 2.4286e-02, 2.0450e-02,
865 {1.5096e-02, 1.8041e-02, 2.1566e-02, 2.5793e-02,
866 3.0886e-02, 3.7044e-02, 4.4515e-02, 5.3604e-02,
867 6.4668e-02, 7.8109e-02, 9.4364e-02, 1.1389e-01,
868 1.3716e-01, 1.6461e-01, 1.9663e-01, 2.3350e-01,
869 2.7527e-01, 3.2170e-01, 3.7214e-01, 4.2549e-01,
870 4.8024e-01, 5.3460e-01, 5.8677e-01, 6.3512e-01,
871 6.7838e-01, 7.1569e-01, 7.4655e-01, 7.7071e-01,
872 7.8810e-01, 7.9871e-01, 8.0255e-01, 7.9871e-01,
873 7.8810e-01, 7.7071e-01, 7.4655e-01, 7.1569e-01,
874 6.7838e-01, 6.3512e-01, 5.8677e-01, 5.3460e-01,
875 4.8024e-01, 4.2549e-01, 3.7214e-01, 3.2170e-01,
876 2.7527e-01, 2.3350e-01, 1.9663e-01, 1.6461e-01,
877 1.3716e-01, 1.1389e-01, 9.4364e-02, 7.8109e-02,
878 6.4668e-02, 5.3604e-02, 4.4515e-02, 3.7044e-02,
879 3.0886e-02, 2.5793e-02, 2.1566e-02, 1.8041e-02,
882 // More sampling precision with linear interpolation
883 fPadResponse.fPRFlo = -1.5;
884 fPadResponse.fPRFhi = 1.5;
885 Float_t pad[kPRFbin];
886 Int_t sPRFbin = kPRFbin;
887 Float_t sPRFwid = (fPadResponse.fPRFhi - fPadResponse.fPRFlo) / ((Float_t) sPRFbin);
888 for (Int_t iPad = 0; iPad < sPRFbin; iPad++) {
889 pad[iPad] = ((Float_t) iPad + 0.5) * sPRFwid + fPadResponse.fPRFlo;
891 fPadResponse.fPRFbin = 500;
892 fPadResponse.fPRFwid = (fPadResponse.fPRFhi - fPadResponse.fPRFlo) / ((Float_t) fPadResponse.fPRFbin);
893 fPadResponse.fPRFpad = ((Int_t) (1.0 / fPadResponse.fPRFwid));
895 if (fPadResponse.fPRFsmp) delete [] fPadResponse.fPRFsmp;
896 fPadResponse.fPRFsmp = new Float_t[kNplan*fPadResponse.fPRFbin];
902 for (Int_t iPla = 0; iPla < kNplan; iPla++) {
904 for (Int_t iBin = 0; iBin < fPadResponse.fPRFbin; iBin++) {
906 Float_t bin = (((Float_t) iBin) + 0.5) * fPadResponse.fPRFwid + fPadResponse.fPRFlo;
910 diff = bin - pad[ipos2++];
911 } while ((diff > 0) && (ipos2 < kPRFbin));
912 if (ipos2 == kPRFbin) {
913 fPadResponse.fPRFsmp[iPla*fPadResponse.fPRFbin+iBin] = prf[iPla][ipos2-1];
915 else if (ipos2 == 1) {
916 fPadResponse.fPRFsmp[iPla*fPadResponse.fPRFbin+iBin] = prf[iPla][ipos2-1];
920 if (ipos2 >= kPRFbin) ipos2 = kPRFbin - 1;
922 fPadResponse.fPRFsmp[iPla*fPadResponse.fPRFbin+iBin] = prf[iPla][ipos2]
923 + diff * (prf[iPla][ipos2] - prf[iPla][ipos1])
932 //_____________________________________________________________________________
933 Int_t AliTRDcalibDB::PadResponse(Double_t signal, Double_t dist
934 , Int_t plane, Double_t *pad) const
937 // Applies the pad response
940 Int_t iBin = ((Int_t) (( - dist - fPadResponse.fPRFlo) / fPadResponse.fPRFwid));
941 Int_t iOff = plane * fPadResponse.fPRFbin;
943 Int_t iBin0 = iBin - fPadResponse.fPRFpad + iOff;
944 Int_t iBin1 = iBin + iOff;
945 Int_t iBin2 = iBin + fPadResponse.fPRFpad + iOff;
950 if ((iBin1 >= 0) && (iBin1 < (fPadResponse.fPRFbin*kNplan))) {
953 pad[0] = signal * fPadResponse.fPRFsmp[iBin0];
955 pad[1] = signal * fPadResponse.fPRFsmp[iBin1];
956 if (iBin2 < (fPadResponse.fPRFbin*kNplan)) {
957 pad[2] = signal * fPadResponse.fPRFsmp[iBin2];