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 //
27 // Jan Fiete Grosse-Oetringhaus (Jan.Fiete.Grosse-Oetringhaus@cern.ch) //
29 ///////////////////////////////////////////////////////////////////////////////
34 #include "AliCDBManager.h"
35 #include "AliCDBStorage.h"
36 #include "AliCDBEntry.h"
39 #include "AliTRDcalibDB.h"
40 #include "AliTRDgeometry.h"
41 #include "AliTRDpadPlane.h"
42 #include "AliTRDCommonParam.h"
44 #include "Cal/AliTRDCalROC.h"
45 #include "Cal/AliTRDCalPad.h"
46 #include "Cal/AliTRDCalDet.h"
47 #include "Cal/AliTRDCalFEE.h"
48 #include "Cal/AliTRDCalPID.h"
49 #include "Cal/AliTRDCalMonitoring.h"
50 #include "Cal/AliTRDCalChamberStatus.h"
51 #include "Cal/AliTRDCalPadStatus.h"
52 #include "Cal/AliTRDCalSingleChamberStatus.h"
54 ClassImp(AliTRDcalibDB)
56 AliTRDcalibDB *AliTRDcalibDB::fgInstance = 0;
57 Bool_t AliTRDcalibDB::fgTerminated = kFALSE;
59 //_ singleton implementation __________________________________________________
60 AliTRDcalibDB* AliTRDcalibDB::Instance()
63 // Singleton implementation
64 // Returns an instance of this class, it is created if neccessary
67 if (fgTerminated != kFALSE) {
71 if (fgInstance == 0) {
72 fgInstance = new AliTRDcalibDB();
79 //_____________________________________________________________________________
80 void AliTRDcalibDB::Terminate()
83 // Singleton implementation
84 // Deletes the instance of this class and sets the terminated flag,
85 // instances cannot be requested anymore
86 // This function can be called several times.
91 if (fgInstance != 0) {
98 //_____________________________________________________________________________
99 AliTRDcalibDB::AliTRDcalibDB()
110 // Default constructor
112 // TODO Default runnumber is set to 0, this should be changed later
113 // to an invalid value (e.g. -1) to prevent
114 // TODO invalid calibration data to be used.
117 for (Int_t i = 0; i < kCDBCacheSize; ++i) {
122 // Create the sampled PRF
127 //_____________________________________________________________________________
128 AliTRDcalibDB::AliTRDcalibDB(const AliTRDcalibDB &c)
139 // Copy constructor (not that it make any sense for a singleton...)
142 for (Int_t i = 0; i < kCDBCacheSize; ++i) {
147 // Create the sampled PRF
152 //_____________________________________________________________________________
153 AliTRDcalibDB &AliTRDcalibDB::operator=(const AliTRDcalibDB &c)
156 // Assignment operator (same as above ...)
160 AliFatal("No assignment operator defined");
167 //_____________________________________________________________________________
168 AliTRDcalibDB::~AliTRDcalibDB()
183 //_caching functions____________________________________________________________
184 const TObject *AliTRDcalibDB::GetCachedCDBObject(Int_t id)
187 // Retrieves a cdb object with the given id. The objects are cached as
188 // long as the run number is not changed.
190 // Put together the available objects here by using the lines
191 // a) For usual calibration objects:
193 // return CacheCDBEntry(kID<Name>,"TRD/Calib/<Path>");
195 // See function CacheCDBEntry for details.
197 // b) For calibration data which depends on two objects: One containing
198 // a value per detector and one the local fluctuations per pad:
200 // return CacheMergeCDBEntry(kID<Name>,"TRD/Calib/<padPath>","TRD/Calib/<chamberPath>");
202 // See function CacheMergeCDBEntry for details.
207 // Parameters defined per pad and chamber
209 return CacheCDBEntry(kIDVdriftPad ,"TRD/Calib/LocalVdrift");
211 case kIDVdriftChamber :
212 return CacheCDBEntry(kIDVdriftChamber ,"TRD/Calib/ChamberVdrift");
215 return CacheCDBEntry(kIDT0Pad ,"TRD/Calib/LocalT0");
218 return CacheCDBEntry(kIDT0Chamber ,"TRD/Calib/ChamberT0");
220 case kIDGainFactorPad :
221 return CacheCDBEntry(kIDGainFactorPad ,"TRD/Calib/LocalGainFactor");
223 case kIDGainFactorChamber :
224 return CacheCDBEntry(kIDGainFactorChamber ,"TRD/Calib/ChamberGainFactor");
226 case kIDNoiseChamber :
227 return CacheCDBEntry(kIDNoiseChamber ,"TRD/Calib/DetNoise");
230 return CacheCDBEntry(kIDNoisePad ,"TRD/Calib/PadNoise");
234 // Parameters defined per pad
236 return CacheCDBEntry(kIDPRFWidth ,"TRD/Calib/PRFWidth");
240 case kIDChamberStatus :
241 return CacheCDBEntry(kIDChamberStatus ,"TRD/Calib/ChamberStatus");
244 return CacheCDBEntry(kIDPadStatus ,"TRD/Calib/PadStatus");
248 case kIDMonitoringData :
249 return CacheCDBEntry(kIDMonitoringData ,"TRD/Calib/MonitoringData");
252 return CacheCDBEntry(kIDFEE ,"TRD/Calib/FEE");
255 return CacheCDBEntry(kIDPIDNN ,"TRD/Calib/PIDNN");
257 return CacheCDBEntry(kIDPIDLQ ,"TRD/Calib/PIDLQ");
266 //_____________________________________________________________________________
267 AliCDBEntry *AliTRDcalibDB::GetCDBEntry(const char *cdbPath)
270 // Retrieves an entry with path <cdbPath> from the CDB.
273 AliCDBEntry *entry = AliCDBManager::Instance()->Get(cdbPath,fRun);
275 AliFatal(Form("Failed to get entry: %s",cdbPath));
283 //_____________________________________________________________________________
284 const TObject *AliTRDcalibDB::CacheCDBEntry(Int_t id, const char *cdbPath)
287 // Caches the entry <id> with cdb path <cdbPath>
290 if (!fCDBCache[id]) {
291 fCDBEntries[id] = GetCDBEntry(cdbPath);
292 if (fCDBEntries[id]) {
293 fCDBCache[id] = fCDBEntries[id]->GetObject();
297 return fCDBCache[id];
301 //_____________________________________________________________________________
302 void AliTRDcalibDB::SetRun(Long64_t run)
305 // Sets current run number. Calibration data is read from the corresponding file.
306 // When the run number changes the caching is invalidated.
319 //_____________________________________________________________________________
320 void AliTRDcalibDB::Invalidate()
323 // Invalidates cache (when run number is changed).
326 for (Int_t i = 0; i < kCDBCacheSize; ++i) {
327 if (fCDBEntries[i]) {
328 if (AliCDBManager::Instance()->GetCacheFlag() == kFALSE) {
329 if ((fCDBEntries[i]->IsOwner() == kFALSE) &&
333 delete fCDBEntries[i];
341 //_____________________________________________________________________________
342 Float_t AliTRDcalibDB::GetNoise(Int_t det, Int_t col, Int_t row)
345 // Returns the noise level in ADC counts for the given pad.
348 const AliTRDCalPad *calPad = dynamic_cast<const AliTRDCalPad *>
349 (GetCachedCDBObject(kIDNoisePad));
354 AliTRDCalROC *roc = calPad->GetCalROC(det);
359 const AliTRDCalDet *calChamber = dynamic_cast<const AliTRDCalDet *>
360 (GetCachedCDBObject(kIDNoiseChamber));
365 return calChamber->GetValue(det) * roc->GetValue(col,row);
369 //_____________________________________________________________________________
370 AliTRDCalROC *AliTRDcalibDB::GetNoiseROC(Int_t det)
373 // Returns the Vdrift calibration object for a given ROC
374 // containing one number per pad
377 const AliTRDCalPad *calPad = dynamic_cast<const AliTRDCalPad *>
378 (GetCachedCDBObject(kIDNoisePad));
383 AliTRDCalROC *roc = calPad->GetCalROC(det);
393 //_____________________________________________________________________________
394 const AliTRDCalDet *AliTRDcalibDB::GetNoiseDet()
397 // Returns the Vdrift calibration object
398 // containing one number per detector
401 const AliTRDCalDet *calChamber = dynamic_cast<const AliTRDCalDet *>
402 (GetCachedCDBObject(kIDNoiseChamber));
412 //_____________________________________________________________________________
413 Float_t AliTRDcalibDB::GetVdrift(Int_t det, Int_t col, Int_t row)
416 // Returns the drift velocity for the given pad.
419 const AliTRDCalPad *calPad = dynamic_cast<const AliTRDCalPad *>
420 (GetCachedCDBObject(kIDVdriftPad));
425 AliTRDCalROC *roc = calPad->GetCalROC(det);
430 const AliTRDCalDet *calChamber = dynamic_cast<const AliTRDCalDet *>
431 (GetCachedCDBObject(kIDVdriftChamber));
436 return calChamber->GetValue(det) * roc->GetValue(col,row);
440 //_____________________________________________________________________________
441 AliTRDCalROC *AliTRDcalibDB::GetVdriftROC(Int_t det)
444 // Returns the Vdrift calibration object for a given ROC
445 // containing one number per pad
448 const AliTRDCalPad *calPad = dynamic_cast<const AliTRDCalPad *>
449 (GetCachedCDBObject(kIDVdriftPad));
454 AliTRDCalROC *roc = calPad->GetCalROC(det);
464 //_____________________________________________________________________________
465 const AliTRDCalDet *AliTRDcalibDB::GetVdriftDet()
468 // Returns the Vdrift calibration object
469 // containing one number per detector
472 const AliTRDCalDet *calChamber = dynamic_cast<const AliTRDCalDet *>
473 (GetCachedCDBObject(kIDVdriftChamber));
483 //_____________________________________________________________________________
484 Float_t AliTRDcalibDB::GetVdriftAverage(Int_t det)
487 // Returns the average drift velocity for the given detector
490 const AliTRDCalDet *calDet = dynamic_cast<const AliTRDCalDet *>
491 (GetCachedCDBObject(kIDVdriftChamber));
496 return calDet->GetValue(det);
500 //_____________________________________________________________________________
501 Float_t AliTRDcalibDB::GetT0(Int_t det, Int_t col, Int_t row)
504 // Returns t0 for the given pad.
507 const AliTRDCalPad *calPad = dynamic_cast<const AliTRDCalPad *>
508 (GetCachedCDBObject(kIDT0Pad));
513 AliTRDCalROC *roc = calPad->GetCalROC(det);
518 const AliTRDCalDet *calChamber = dynamic_cast<const AliTRDCalDet *>
519 (GetCachedCDBObject(kIDT0Chamber));
524 return calChamber->GetValue(det) + roc->GetValue(col,row);
528 //_____________________________________________________________________________
529 AliTRDCalROC *AliTRDcalibDB::GetT0ROC(Int_t det)
532 // Returns the t0 calibration object for a given ROC
533 // containing one number per pad
536 const AliTRDCalPad *calPad = dynamic_cast<const AliTRDCalPad *>
537 (GetCachedCDBObject(kIDT0Pad));
542 AliTRDCalROC *roc = calPad->GetCalROC(det);
552 //_____________________________________________________________________________
553 const AliTRDCalDet *AliTRDcalibDB::GetT0Det()
556 // Returns the t0 calibration object
557 // containing one number per detector
560 const AliTRDCalDet *calChamber = dynamic_cast<const AliTRDCalDet *>
561 (GetCachedCDBObject(kIDT0Chamber));
571 //_____________________________________________________________________________
572 Float_t AliTRDcalibDB::GetT0Average(Int_t det)
575 // Returns the average t0 for the given detector
578 const AliTRDCalPad *calPad = dynamic_cast<const AliTRDCalPad *>
579 (GetCachedCDBObject(kIDT0Pad));
584 AliTRDCalROC *roc = calPad->GetCalROC(det);
589 const AliTRDCalDet *calDet = dynamic_cast<const AliTRDCalDet *>
590 (GetCachedCDBObject(kIDT0Chamber));
596 for (Int_t channel = 0; channel < roc->GetNchannels(); ++channel) {
597 mean += (calDet->GetValue(det) + roc->GetValue(channel)) / roc->GetNchannels();
604 //_____________________________________________________________________________
605 Float_t AliTRDcalibDB::GetGainFactor(Int_t det, Int_t col, Int_t row)
608 // Returns the gain factor for the given pad.
611 const AliTRDCalPad *calPad = dynamic_cast<const AliTRDCalPad *>
612 (GetCachedCDBObject(kIDGainFactorPad));
617 AliTRDCalROC *roc = calPad->GetCalROC(det);
622 const AliTRDCalDet *calChamber = dynamic_cast<const AliTRDCalDet *>
623 (GetCachedCDBObject(kIDGainFactorChamber));
628 return calChamber->GetValue(det) * roc->GetValue(col,row);
632 //_____________________________________________________________________________
633 AliTRDCalROC *AliTRDcalibDB::GetGainFactorROC(Int_t det)
636 // Returns the gain factor calibration object for a given ROC
639 const AliTRDCalPad *calPad = dynamic_cast<const AliTRDCalPad *>
640 (GetCachedCDBObject(kIDGainFactorPad));
645 AliTRDCalROC *roc = calPad->GetCalROC(det);
655 //_____________________________________________________________________________
656 const AliTRDCalDet *AliTRDcalibDB::GetGainFactorDet()
659 // Returns the gain factor calibration object
660 // containing one number per detector
663 const AliTRDCalDet *calChamber = dynamic_cast<const AliTRDCalDet *>
664 (GetCachedCDBObject(kIDGainFactorChamber));
674 //_____________________________________________________________________________
675 Float_t AliTRDcalibDB::GetGainFactorAverage(Int_t det)
678 // Returns the average gain factor for the given detector
681 const AliTRDCalDet *calDet = dynamic_cast<const AliTRDCalDet *>
682 (GetCachedCDBObject(kIDGainFactorChamber));
687 return calDet->GetValue(det);
691 //_____________________________________________________________________________
692 AliTRDCalROC *AliTRDcalibDB::GetPRFROC(Int_t det)
695 // Returns the PRF calibration object for a given ROC
696 // containing one number per pad
699 const AliTRDCalPad *calPad = dynamic_cast<const AliTRDCalPad *>
700 (GetCachedCDBObject(kIDPRFWidth));
705 AliTRDCalROC *roc = calPad->GetCalROC(det);
715 //_____________________________________________________________________________
716 Float_t AliTRDcalibDB::GetPRFWidth(Int_t det, Int_t col, Int_t row)
719 // Returns the PRF width for the given pad.
722 const AliTRDCalPad *calPad = dynamic_cast<const AliTRDCalPad *>
723 (GetCachedCDBObject(kIDPRFWidth));
728 AliTRDCalROC *roc = calPad->GetCalROC(det);
733 return roc->GetValue(col,row);
737 //_____________________________________________________________________________
738 Int_t AliTRDcalibDB::GetNumberOfTimeBins()
741 // Returns the number of time bins which are read-out.
744 const AliTRDCalFEE *calFEE = dynamic_cast<const AliTRDCalFEE *>
745 (GetCachedCDBObject(kIDFEE));
750 return calFEE->GetNumberOfTimeBins();
754 //_____________________________________________________________________________
755 Char_t AliTRDcalibDB::GetPadStatus(Int_t det, Int_t col, Int_t row)
758 // Returns the status of the given pad
761 const AliTRDCalPadStatus *cal = dynamic_cast<const AliTRDCalPadStatus *>
762 (GetCachedCDBObject(kIDPadStatus));
767 const AliTRDCalSingleChamberStatus *roc = cal->GetCalROC(det);
772 return roc->GetStatus(col,row);
776 //_____________________________________________________________________________
777 AliTRDCalSingleChamberStatus* AliTRDcalibDB::GetPadStatusROC(Int_t det)
780 // Returns the pad status calibration object for a given ROC
783 const AliTRDCalPadStatus *cal = dynamic_cast<const AliTRDCalPadStatus *>
784 (GetCachedCDBObject(kIDPadStatus));
789 AliTRDCalSingleChamberStatus *roc = cal->GetCalROC(det);
799 //_____________________________________________________________________________
800 Char_t AliTRDcalibDB::GetChamberStatus(Int_t det)
803 // Returns the status of the given chamber
806 const AliTRDCalChamberStatus *cal = dynamic_cast<const AliTRDCalChamberStatus *>
807 (GetCachedCDBObject(kIDChamberStatus));
812 return cal->GetStatus(det);
816 //_____________________________________________________________________________
817 Bool_t AliTRDcalibDB::IsPadMasked(Int_t det, Int_t col, Int_t row)
820 // Returns status, see name of functions for details ;-)
823 const AliTRDCalPadStatus *cal = dynamic_cast<const AliTRDCalPadStatus *>
824 (GetCachedCDBObject(kIDPadStatus));
829 return cal->IsMasked(det,col,row);
833 //_____________________________________________________________________________
834 Bool_t AliTRDcalibDB::IsPadBridgedLeft(Int_t det, Int_t col, Int_t row)
837 // Returns status, see name of functions for details ;-)
840 const AliTRDCalPadStatus *cal = dynamic_cast<const AliTRDCalPadStatus *>
841 (GetCachedCDBObject(kIDPadStatus));
846 return cal->IsBridgedLeft(det,col,row);
850 //_____________________________________________________________________________
851 Bool_t AliTRDcalibDB::IsPadBridgedRight(Int_t det, Int_t col, Int_t row)
854 // Returns status, see name of functions for details ;-)
857 const AliTRDCalPadStatus * cal = dynamic_cast<const AliTRDCalPadStatus *>
858 (GetCachedCDBObject(kIDPadStatus));
863 return cal->IsBridgedRight(det,col,row);
867 //_____________________________________________________________________________
868 Bool_t AliTRDcalibDB::IsPadNotConnected(Int_t det, Int_t col, Int_t row)
871 // Returns status, see name of functions for details ;-)
873 const AliTRDCalPadStatus * cal = dynamic_cast<const AliTRDCalPadStatus *>
874 (GetCachedCDBObject(kIDPadStatus));
879 return cal->IsNotConnected(det,col,row);
883 //_____________________________________________________________________________
884 Bool_t AliTRDcalibDB::IsChamberInstalled(Int_t det)
887 // Returns status, see name of functions for details ;-)
890 const AliTRDCalChamberStatus * cal = dynamic_cast<const AliTRDCalChamberStatus *>
891 (GetCachedCDBObject(kIDChamberStatus));
896 return cal->IsInstalled(det);
900 //_____________________________________________________________________________
901 Bool_t AliTRDcalibDB::IsChamberMasked(Int_t det)
904 // Returns status, see name of functions for details ;-)
907 const AliTRDCalChamberStatus * cal = dynamic_cast<const AliTRDCalChamberStatus *>
908 (GetCachedCDBObject(kIDChamberStatus));
913 return cal->IsMasked(det);
917 //_____________________________________________________________________________
918 const AliTRDCalPID *AliTRDcalibDB::GetPIDObject(AliTRDrecoParam::AliTRDpidMethod method)
921 // Returns the object storing the distributions for PID with likelihood
925 case AliTRDrecoParam::kLQPID:
926 return dynamic_cast<const AliTRDCalPID *>(GetCachedCDBObject(kIDPIDLQ));
927 case AliTRDrecoParam::kNNPID:
928 return dynamic_cast<const AliTRDCalPID *>(GetCachedCDBObject(kIDPIDNN));
935 //_____________________________________________________________________________
936 const AliTRDCalMonitoring *AliTRDcalibDB::GetMonitoringObject()
939 // Returns the object storing the monitoring data
942 return dynamic_cast<const AliTRDCalMonitoring *>
943 (GetCachedCDBObject(kIDMonitoringData));
947 //_____________________________________________________________________________
948 Float_t AliTRDcalibDB::GetOmegaTau(Float_t vdrift, Float_t bz)
951 // Returns omega*tau (tan(Lorentz-angle)) for a given drift velocity <vdrift>
952 // and a B-field <bz> for Xe/CO2 (15%).
953 // The values are according to a GARFIELD simulation.
955 // This function basically does not belong to the calibration class.
956 // It should be moved somewhere else.
957 // However, currently it is in use by simulation and reconstruction.
960 Float_t fieldAbs = TMath::Abs(bz);
961 Float_t fieldSgn = (bz > 0.0) ? 1.0 : -1.0;
964 Float_t p0[kNb] = { 0.004810, 0.007412, 0.010252, 0.013409, 0.016888 };
965 Float_t p1[kNb] = { 0.054875, 0.081534, 0.107333, 0.131983, 0.155455 };
966 Float_t p2[kNb] = { -0.008682, -0.012896, -0.016987, -0.020880, -0.024623 };
967 Float_t p3[kNb] = { 0.000155, 0.000238, 0.000330, 0.000428, 0.000541 };
969 // No ExB if field is too small (or zero)
970 if (fieldAbs < 0.01) {
975 // Calculate ExB from parametrization
978 Int_t ib = ((Int_t) (10 * (fieldAbs - 0.15)));
979 ib = TMath::Max( 0,ib);
980 ib = TMath::Min(kNb,ib);
982 Float_t alphaL = p0[ib]
984 + p2[ib] * vdrift*vdrift
985 + p3[ib] * vdrift*vdrift*vdrift;
987 return TMath::Tan(fieldSgn * alphaL);
993 //_____________________________________________________________________________
994 void AliTRDcalibDB::SamplePRF()
997 // Samples the pad response function (should maybe go somewhere else ...)
1000 const Int_t kPRFbin = 61;
1002 Float_t prf[kNlayer][kPRFbin] = {
1003 {2.9037e-02, 3.3608e-02, 3.9020e-02, 4.5292e-02,
1004 5.2694e-02, 6.1362e-02, 7.1461e-02, 8.3362e-02,
1005 9.7063e-02, 1.1307e-01, 1.3140e-01, 1.5235e-01,
1006 1.7623e-01, 2.0290e-01, 2.3294e-01, 2.6586e-01,
1007 3.0177e-01, 3.4028e-01, 3.8077e-01, 4.2267e-01,
1008 4.6493e-01, 5.0657e-01, 5.4655e-01, 5.8397e-01,
1009 6.1767e-01, 6.4744e-01, 6.7212e-01, 6.9188e-01,
1010 7.0627e-01, 7.1499e-01, 7.1851e-01, 7.1499e-01,
1011 7.0627e-01, 6.9188e-01, 6.7212e-01, 6.4744e-01,
1012 6.1767e-01, 5.8397e-01, 5.4655e-01, 5.0657e-01,
1013 4.6493e-01, 4.2267e-01, 3.8077e-01, 3.4028e-01,
1014 3.0177e-01, 2.6586e-01, 2.3294e-01, 2.0290e-01,
1015 1.7623e-01, 1.5235e-01, 1.3140e-01, 1.1307e-01,
1016 9.7063e-02, 8.3362e-02, 7.1461e-02, 6.1362e-02,
1017 5.2694e-02, 4.5292e-02, 3.9020e-02, 3.3608e-02,
1019 {2.5478e-02, 2.9695e-02, 3.4655e-02, 4.0454e-02,
1020 4.7342e-02, 5.5487e-02, 6.5038e-02, 7.6378e-02,
1021 8.9696e-02, 1.0516e-01, 1.2327e-01, 1.4415e-01,
1022 1.6794e-01, 1.9516e-01, 2.2573e-01, 2.5959e-01,
1023 2.9694e-01, 3.3719e-01, 3.7978e-01, 4.2407e-01,
1024 4.6889e-01, 5.1322e-01, 5.5569e-01, 5.9535e-01,
1025 6.3141e-01, 6.6259e-01, 6.8882e-01, 7.0983e-01,
1026 7.2471e-01, 7.3398e-01, 7.3761e-01, 7.3398e-01,
1027 7.2471e-01, 7.0983e-01, 6.8882e-01, 6.6259e-01,
1028 6.3141e-01, 5.9535e-01, 5.5569e-01, 5.1322e-01,
1029 4.6889e-01, 4.2407e-01, 3.7978e-01, 3.3719e-01,
1030 2.9694e-01, 2.5959e-01, 2.2573e-01, 1.9516e-01,
1031 1.6794e-01, 1.4415e-01, 1.2327e-01, 1.0516e-01,
1032 8.9696e-02, 7.6378e-02, 6.5038e-02, 5.5487e-02,
1033 4.7342e-02, 4.0454e-02, 3.4655e-02, 2.9695e-02,
1035 {2.2363e-02, 2.6233e-02, 3.0782e-02, 3.6140e-02,
1036 4.2535e-02, 5.0157e-02, 5.9197e-02, 6.9900e-02,
1037 8.2707e-02, 9.7811e-02, 1.1548e-01, 1.3601e-01,
1038 1.5998e-01, 1.8739e-01, 2.1840e-01, 2.5318e-01,
1039 2.9182e-01, 3.3373e-01, 3.7837e-01, 4.2498e-01,
1040 4.7235e-01, 5.1918e-01, 5.6426e-01, 6.0621e-01,
1041 6.4399e-01, 6.7700e-01, 7.0472e-01, 7.2637e-01,
1042 7.4206e-01, 7.5179e-01, 7.5551e-01, 7.5179e-01,
1043 7.4206e-01, 7.2637e-01, 7.0472e-01, 6.7700e-01,
1044 6.4399e-01, 6.0621e-01, 5.6426e-01, 5.1918e-01,
1045 4.7235e-01, 4.2498e-01, 3.7837e-01, 3.3373e-01,
1046 2.9182e-01, 2.5318e-01, 2.1840e-01, 1.8739e-01,
1047 1.5998e-01, 1.3601e-01, 1.1548e-01, 9.7811e-02,
1048 8.2707e-02, 6.9900e-02, 5.9197e-02, 5.0157e-02,
1049 4.2535e-02, 3.6140e-02, 3.0782e-02, 2.6233e-02,
1051 {1.9635e-02, 2.3167e-02, 2.7343e-02, 3.2293e-02,
1052 3.8224e-02, 4.5335e-02, 5.3849e-02, 6.4039e-02,
1053 7.6210e-02, 9.0739e-02, 1.0805e-01, 1.2841e-01,
1054 1.5216e-01, 1.7960e-01, 2.1099e-01, 2.4671e-01,
1055 2.8647e-01, 3.2996e-01, 3.7660e-01, 4.2547e-01,
1056 4.7536e-01, 5.2473e-01, 5.7215e-01, 6.1632e-01,
1057 6.5616e-01, 6.9075e-01, 7.1939e-01, 7.4199e-01,
1058 7.5838e-01, 7.6848e-01, 7.7227e-01, 7.6848e-01,
1059 7.5838e-01, 7.4199e-01, 7.1939e-01, 6.9075e-01,
1060 6.5616e-01, 6.1632e-01, 5.7215e-01, 5.2473e-01,
1061 4.7536e-01, 4.2547e-01, 3.7660e-01, 3.2996e-01,
1062 2.8647e-01, 2.4671e-01, 2.1099e-01, 1.7960e-01,
1063 1.5216e-01, 1.2841e-01, 1.0805e-01, 9.0739e-02,
1064 7.6210e-02, 6.4039e-02, 5.3849e-02, 4.5335e-02,
1065 3.8224e-02, 3.2293e-02, 2.7343e-02, 2.3167e-02,
1067 {1.7224e-02, 2.0450e-02, 2.4286e-02, 2.8860e-02,
1068 3.4357e-02, 4.0979e-02, 4.8966e-02, 5.8612e-02,
1069 7.0253e-02, 8.4257e-02, 1.0102e-01, 1.2094e-01,
1070 1.4442e-01, 1.7196e-01, 2.0381e-01, 2.4013e-01,
1071 2.8093e-01, 3.2594e-01, 3.7450e-01, 4.2563e-01,
1072 4.7796e-01, 5.2991e-01, 5.7974e-01, 6.2599e-01,
1073 6.6750e-01, 7.0344e-01, 7.3329e-01, 7.5676e-01,
1074 7.7371e-01, 7.8410e-01, 7.8793e-01, 7.8410e-01,
1075 7.7371e-01, 7.5676e-01, 7.3329e-01, 7.0344e-01,
1076 6.6750e-01, 6.2599e-01, 5.7974e-01, 5.2991e-01,
1077 4.7796e-01, 4.2563e-01, 3.7450e-01, 3.2594e-01,
1078 2.8093e-01, 2.4013e-01, 2.0381e-01, 1.7196e-01,
1079 1.4442e-01, 1.2094e-01, 1.0102e-01, 8.4257e-02,
1080 7.0253e-02, 5.8612e-02, 4.8966e-02, 4.0979e-02,
1081 3.4357e-02, 2.8860e-02, 2.4286e-02, 2.0450e-02,
1083 {1.5096e-02, 1.8041e-02, 2.1566e-02, 2.5793e-02,
1084 3.0886e-02, 3.7044e-02, 4.4515e-02, 5.3604e-02,
1085 6.4668e-02, 7.8109e-02, 9.4364e-02, 1.1389e-01,
1086 1.3716e-01, 1.6461e-01, 1.9663e-01, 2.3350e-01,
1087 2.7527e-01, 3.2170e-01, 3.7214e-01, 4.2549e-01,
1088 4.8024e-01, 5.3460e-01, 5.8677e-01, 6.3512e-01,
1089 6.7838e-01, 7.1569e-01, 7.4655e-01, 7.7071e-01,
1090 7.8810e-01, 7.9871e-01, 8.0255e-01, 7.9871e-01,
1091 7.8810e-01, 7.7071e-01, 7.4655e-01, 7.1569e-01,
1092 6.7838e-01, 6.3512e-01, 5.8677e-01, 5.3460e-01,
1093 4.8024e-01, 4.2549e-01, 3.7214e-01, 3.2170e-01,
1094 2.7527e-01, 2.3350e-01, 1.9663e-01, 1.6461e-01,
1095 1.3716e-01, 1.1389e-01, 9.4364e-02, 7.8109e-02,
1096 6.4668e-02, 5.3604e-02, 4.4515e-02, 3.7044e-02,
1097 3.0886e-02, 2.5793e-02, 2.1566e-02, 1.8041e-02,
1100 // More sampling precision with linear interpolation
1103 Float_t pad[kPRFbin];
1104 Int_t sPRFbin = kPRFbin;
1105 Float_t sPRFwid = (fPRFhi - fPRFlo) / ((Float_t) sPRFbin);
1106 for (Int_t iPad = 0; iPad < sPRFbin; iPad++) {
1107 pad[iPad] = ((Float_t) iPad + 0.5) * sPRFwid + fPRFlo;
1110 fPRFwid = (fPRFhi - fPRFlo) / ((Float_t) fPRFbin);
1111 fPRFpad = ((Int_t) (1.0 / fPRFwid));
1113 if (fPRFsmp) delete [] fPRFsmp;
1114 fPRFsmp = new Float_t[kNlayer*fPRFbin];
1120 for (Int_t iLayer = 0; iLayer < kNlayer; iLayer++) {
1122 for (Int_t iBin = 0; iBin < fPRFbin; iBin++) {
1124 Float_t bin = (((Float_t) iBin) + 0.5) * fPRFwid + fPRFlo;
1128 diff = bin - pad[ipos2++];
1129 } while ((diff > 0) && (ipos2 < kPRFbin));
1130 if (ipos2 == kPRFbin) {
1131 fPRFsmp[iLayer*fPRFbin+iBin] = prf[iLayer][ipos2-1];
1133 else if (ipos2 == 1) {
1134 fPRFsmp[iLayer*fPRFbin+iBin] = prf[iLayer][ipos2-1];
1138 if (ipos2 >= kPRFbin) ipos2 = kPRFbin - 1;
1140 fPRFsmp[iLayer*fPRFbin+iBin] = prf[iLayer][ipos2]
1141 + diff * (prf[iLayer][ipos2] - prf[iLayer][ipos1])
1150 //_____________________________________________________________________________
1151 Int_t AliTRDcalibDB::PadResponse(Double_t signal, Double_t dist
1152 , Int_t layer, Double_t *pad) const
1155 // Applies the pad response
1156 // So far this is the fixed parametrization and should be replaced by
1157 // something dependent on calibration values
1160 Int_t iBin = ((Int_t) (( - dist - fPRFlo) / fPRFwid));
1161 Int_t iOff = layer * fPRFbin;
1163 Int_t iBin0 = iBin - fPRFpad + iOff;
1164 Int_t iBin1 = iBin + iOff;
1165 Int_t iBin2 = iBin + fPRFpad + iOff;
1170 if ((iBin1 >= 0) && (iBin1 < (fPRFbin*kNlayer))) {
1173 pad[0] = signal * fPRFsmp[iBin0];
1175 pad[1] = signal * fPRFsmp[iBin1];
1176 if (iBin2 < (fPRFbin*kNlayer)) {
1177 pad[2] = signal * fPRFsmp[iBin2];