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29bf19f2 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
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 | **************************************************************************/ | |
15 | ||
4ec8e76d | 16 | /* $Id: AliPIDResponse.cxx 46193 2010-12-21 09:00:14Z wiechula $ */ |
29bf19f2 | 17 | |
18 | //----------------------------------------------------------------- | |
4ec8e76d | 19 | // Base class for handling the pid response // |
20 | // functions of all detectors // | |
21 | // and give access to the nsigmas // | |
22 | // // | |
23 | // Origin: Jens Wiechula, Uni Tuebingen, jens.wiechula@cern.ch // | |
29bf19f2 | 24 | //----------------------------------------------------------------- |
25 | ||
4ec8e76d | 26 | #include <TList.h> |
27 | #include <TObjArray.h> | |
28 | #include <TPRegexp.h> | |
29 | #include <TF1.h> | |
f84b18dd | 30 | #include <TH2D.h> |
4ec8e76d | 31 | #include <TSpline.h> |
32 | #include <TFile.h> | |
00a38d07 | 33 | #include <TArrayI.h> |
db0e2c5f | 34 | #include <TArrayF.h> |
f84b18dd | 35 | #include <TLinearFitter.h> |
5a9dc560 | 36 | #include <TSystem.h> |
37 | #include <TMD5.h> | |
4ec8e76d | 38 | |
39 | #include <AliVEvent.h> | |
fd21ec8d | 40 | #include <AliVTrack.h> |
4ec8e76d | 41 | #include <AliLog.h> |
42 | #include <AliPID.h> | |
ea235c90 | 43 | #include <AliOADBContainer.h> |
db0e2c5f | 44 | #include <AliTRDPIDResponseObject.h> |
9c499471 | 45 | #include <AliTRDdEdxParams.h> |
b79db598 | 46 | #include <AliTOFPIDParams.h> |
567624b5 | 47 | #include <AliHMPIDPIDParams.h> |
29bf19f2 | 48 | |
49 | #include "AliPIDResponse.h" | |
00a38d07 | 50 | #include "AliDetectorPID.h" |
29bf19f2 | 51 | |
80f28562 | 52 | #include "AliCentrality.h" |
53 | ||
29bf19f2 | 54 | ClassImp(AliPIDResponse); |
55 | ||
42fcc729 | 56 | Float_t AliPIDResponse::fgTOFmismatchProb = 0.0; |
57 | ||
4ec8e76d | 58 | AliPIDResponse::AliPIDResponse(Bool_t isMC/*=kFALSE*/) : |
59 | TNamed("PIDResponse","PIDResponse"), | |
60 | fITSResponse(isMC), | |
61 | fTPCResponse(), | |
62 | fTRDResponse(), | |
63 | fTOFResponse(), | |
567624b5 | 64 | fHMPIDResponse(), |
e96b9916 | 65 | fEMCALResponse(), |
fd21ec8d | 66 | fRange(5.), |
67 | fITSPIDmethod(kITSTruncMean), | |
1ceae0ac | 68 | fTuneMConData(kFALSE), |
69 | fTuneMConDataMask(kDetTOF|kDetTPC), | |
4ec8e76d | 70 | fIsMC(isMC), |
a017c06a | 71 | fCachePID(kFALSE), |
4ec8e76d | 72 | fOADBPath(), |
00a38d07 | 73 | fCustomTPCpidResponse(), |
d5113358 | 74 | fCustomTPCetaMaps(), |
4ec8e76d | 75 | fBeamType("PP"), |
76 | fLHCperiod(), | |
77 | fMCperiodTPC(), | |
fd21ec8d | 78 | fMCperiodUser(), |
ea235c90 | 79 | fCurrentFile(), |
87da0205 | 80 | fCurrentAliRootRev(-1), |
4ec8e76d | 81 | fRecoPass(0), |
fd21ec8d | 82 | fRecoPassUser(-1), |
1ceae0ac | 83 | fRun(-1), |
1b9e31a6 | 84 | fOldRun(-1), |
78cbd205 | 85 | fResT0A(75.), |
86 | fResT0C(65.), | |
87 | fResT0AC(55.), | |
644666df | 88 | fArrPidResponseMaster(NULL), |
89 | fResolutionCorrection(NULL), | |
90 | fOADBvoltageMaps(NULL), | |
87da0205 | 91 | fUseTPCEtaCorrection(kFALSE), |
92 | fUseTPCMultiplicityCorrection(kFALSE), | |
644666df | 93 | fTRDPIDResponseObject(NULL), |
9c499471 | 94 | fTRDdEdxParams(NULL), |
c5fb644a | 95 | fTOFtail(0.9), |
644666df | 96 | fTOFPIDParams(NULL), |
567624b5 | 97 | fHMPIDPIDParams(NULL), |
644666df | 98 | fEMCALPIDParams(NULL), |
99 | fCurrentEvent(NULL), | |
42fcc729 | 100 | fCurrCentrality(0.0), |
101 | fBeamTypeNum(kPP) | |
4ec8e76d | 102 | { |
103 | // | |
104 | // default ctor | |
105 | // | |
a635821f | 106 | AliLog::SetClassDebugLevel("AliPIDResponse",0); |
107 | AliLog::SetClassDebugLevel("AliESDpid",0); | |
108 | AliLog::SetClassDebugLevel("AliAODpidUtil",0); | |
ea235c90 | 109 | |
4ec8e76d | 110 | } |
111 | ||
112 | //______________________________________________________________________________ | |
113 | AliPIDResponse::~AliPIDResponse() | |
114 | { | |
115 | // | |
116 | // dtor | |
117 | // | |
00a38d07 | 118 | delete fArrPidResponseMaster; |
119 | delete fTRDPIDResponseObject; | |
9c499471 | 120 | delete fTRDdEdxParams; |
00a38d07 | 121 | delete fTOFPIDParams; |
4ec8e76d | 122 | } |
123 | ||
124 | //______________________________________________________________________________ | |
125 | AliPIDResponse::AliPIDResponse(const AliPIDResponse &other) : | |
126 | TNamed(other), | |
127 | fITSResponse(other.fITSResponse), | |
128 | fTPCResponse(other.fTPCResponse), | |
129 | fTRDResponse(other.fTRDResponse), | |
130 | fTOFResponse(other.fTOFResponse), | |
567624b5 | 131 | fHMPIDResponse(other.fHMPIDResponse), |
e96b9916 | 132 | fEMCALResponse(other.fEMCALResponse), |
fd21ec8d | 133 | fRange(other.fRange), |
134 | fITSPIDmethod(other.fITSPIDmethod), | |
1ceae0ac | 135 | fTuneMConData(other.fTuneMConData), |
136 | fTuneMConDataMask(other.fTuneMConDataMask), | |
4ec8e76d | 137 | fIsMC(other.fIsMC), |
1c9d11be | 138 | fCachePID(other.fCachePID), |
4ec8e76d | 139 | fOADBPath(other.fOADBPath), |
00a38d07 | 140 | fCustomTPCpidResponse(other.fCustomTPCpidResponse), |
d5113358 | 141 | fCustomTPCetaMaps(other.fCustomTPCetaMaps), |
4ec8e76d | 142 | fBeamType("PP"), |
143 | fLHCperiod(), | |
144 | fMCperiodTPC(), | |
fd21ec8d | 145 | fMCperiodUser(other.fMCperiodUser), |
ea235c90 | 146 | fCurrentFile(), |
87da0205 | 147 | fCurrentAliRootRev(other.fCurrentAliRootRev), |
4ec8e76d | 148 | fRecoPass(0), |
fd21ec8d | 149 | fRecoPassUser(other.fRecoPassUser), |
1ceae0ac | 150 | fRun(-1), |
1b9e31a6 | 151 | fOldRun(-1), |
78cbd205 | 152 | fResT0A(75.), |
153 | fResT0C(65.), | |
154 | fResT0AC(55.), | |
644666df | 155 | fArrPidResponseMaster(NULL), |
156 | fResolutionCorrection(NULL), | |
157 | fOADBvoltageMaps(NULL), | |
f84b18dd | 158 | fUseTPCEtaCorrection(other.fUseTPCEtaCorrection), |
87da0205 | 159 | fUseTPCMultiplicityCorrection(other.fUseTPCMultiplicityCorrection), |
644666df | 160 | fTRDPIDResponseObject(NULL), |
9c499471 | 161 | fTRDdEdxParams(NULL), |
c5fb644a | 162 | fTOFtail(0.9), |
644666df | 163 | fTOFPIDParams(NULL), |
567624b5 | 164 | fHMPIDPIDParams(NULL), |
644666df | 165 | fEMCALPIDParams(NULL), |
166 | fCurrentEvent(NULL), | |
42fcc729 | 167 | fCurrCentrality(0.0), |
168 | fBeamTypeNum(kPP) | |
4ec8e76d | 169 | { |
170 | // | |
171 | // copy ctor | |
172 | // | |
173 | } | |
174 | ||
175 | //______________________________________________________________________________ | |
176 | AliPIDResponse& AliPIDResponse::operator=(const AliPIDResponse &other) | |
177 | { | |
178 | // | |
179 | // copy ctor | |
180 | // | |
181 | if(this!=&other) { | |
182 | delete fArrPidResponseMaster; | |
183 | TNamed::operator=(other); | |
184 | fITSResponse=other.fITSResponse; | |
185 | fTPCResponse=other.fTPCResponse; | |
186 | fTRDResponse=other.fTRDResponse; | |
187 | fTOFResponse=other.fTOFResponse; | |
567624b5 | 188 | fHMPIDResponse=other.fHMPIDResponse; |
e96b9916 | 189 | fEMCALResponse=other.fEMCALResponse; |
fd21ec8d | 190 | fRange=other.fRange; |
191 | fITSPIDmethod=other.fITSPIDmethod; | |
4ec8e76d | 192 | fOADBPath=other.fOADBPath; |
00a38d07 | 193 | fCustomTPCpidResponse=other.fCustomTPCpidResponse; |
d5113358 | 194 | fCustomTPCetaMaps=other.fCustomTPCetaMaps; |
1ceae0ac | 195 | fTuneMConData=other.fTuneMConData; |
196 | fTuneMConDataMask=other.fTuneMConDataMask; | |
4ec8e76d | 197 | fIsMC=other.fIsMC; |
1c9d11be | 198 | fCachePID=other.fCachePID; |
4ec8e76d | 199 | fBeamType="PP"; |
42fcc729 | 200 | fBeamTypeNum=kPP; |
4ec8e76d | 201 | fLHCperiod=""; |
202 | fMCperiodTPC=""; | |
fd21ec8d | 203 | fMCperiodUser=other.fMCperiodUser; |
ea235c90 | 204 | fCurrentFile=""; |
87da0205 | 205 | fCurrentAliRootRev=other.fCurrentAliRootRev; |
4ec8e76d | 206 | fRecoPass=0; |
fd21ec8d | 207 | fRecoPassUser=other.fRecoPassUser; |
1ceae0ac | 208 | fRun=-1; |
1b9e31a6 | 209 | fOldRun=-1; |
78cbd205 | 210 | fResT0A=75.; |
211 | fResT0C=65.; | |
212 | fResT0AC=55.; | |
644666df | 213 | fArrPidResponseMaster=NULL; |
214 | fResolutionCorrection=NULL; | |
215 | fOADBvoltageMaps=NULL; | |
1ceae0ac | 216 | fUseTPCEtaCorrection=other.fUseTPCEtaCorrection; |
87da0205 | 217 | fUseTPCMultiplicityCorrection=other.fUseTPCMultiplicityCorrection; |
644666df | 218 | fTRDPIDResponseObject=NULL; |
9c499471 | 219 | fTRDdEdxParams=NULL; |
644666df | 220 | fEMCALPIDParams=NULL; |
c5fb644a | 221 | fTOFtail=0.9; |
644666df | 222 | fTOFPIDParams=NULL; |
567624b5 | 223 | fHMPIDPIDParams=NULL; |
e96b9916 | 224 | fCurrentEvent=other.fCurrentEvent; |
87da0205 | 225 | |
4ec8e76d | 226 | } |
227 | return *this; | |
228 | } | |
229 | ||
fd21ec8d | 230 | //______________________________________________________________________________ |
355b831b | 231 | Float_t AliPIDResponse::NumberOfSigmas(EDetector detector, const AliVParticle *vtrack, AliPID::EParticleType type) const |
fd21ec8d | 232 | { |
233 | // | |
234 | // NumberOfSigmas for 'detCode' | |
235 | // | |
355b831b | 236 | |
237 | const AliVTrack *track=static_cast<const AliVTrack*>(vtrack); | |
238 | // look for cached value first | |
239 | const AliDetectorPID *detPID=track->GetDetectorPID(); | |
240 | ||
241 | if ( detPID && detPID->HasNumberOfSigmas(detector)){ | |
242 | return detPID->GetNumberOfSigmas(detector, type); | |
243 | } else if (fCachePID) { | |
244 | FillTrackDetectorPID(track, detector); | |
245 | detPID=track->GetDetectorPID(); | |
246 | return detPID->GetNumberOfSigmas(detector, type); | |
fd21ec8d | 247 | } |
355b831b | 248 | |
249 | return GetNumberOfSigmas(detector, track, type); | |
fd21ec8d | 250 | } |
251 | ||
e96b9916 | 252 | //______________________________________________________________________________ |
355b831b | 253 | AliPIDResponse::EDetPidStatus AliPIDResponse::NumberOfSigmas(EDetector detCode, const AliVParticle *track, |
254 | AliPID::EParticleType type, Double_t &val) const | |
00a38d07 | 255 | { |
256 | // | |
355b831b | 257 | // NumberOfSigmas with detector status as return value |
00a38d07 | 258 | // |
355b831b | 259 | |
260 | val=NumberOfSigmas(detCode, track, type); | |
261 | return CheckPIDStatus(detCode, (AliVTrack*)track); | |
00a38d07 | 262 | } |
263 | ||
1c9d11be | 264 | //______________________________________________________________________________ |
265 | // public buffered versions of the PID calculation | |
266 | // | |
267 | ||
00a38d07 | 268 | //______________________________________________________________________________ |
269 | Float_t AliPIDResponse::NumberOfSigmasITS(const AliVParticle *vtrack, AliPID::EParticleType type) const | |
270 | { | |
271 | // | |
272 | // Calculate the number of sigmas in the ITS | |
273 | // | |
274 | ||
355b831b | 275 | return NumberOfSigmas(kITS, vtrack, type); |
00a38d07 | 276 | } |
277 | ||
278 | //______________________________________________________________________________ | |
279 | Float_t AliPIDResponse::NumberOfSigmasTPC(const AliVParticle *vtrack, AliPID::EParticleType type) const | |
280 | { | |
281 | // | |
282 | // Calculate the number of sigmas in the TPC | |
283 | // | |
284 | ||
355b831b | 285 | return NumberOfSigmas(kTPC, vtrack, type); |
00a38d07 | 286 | } |
287 | ||
644666df | 288 | //______________________________________________________________________________ |
289 | Float_t AliPIDResponse::NumberOfSigmasTPC( const AliVParticle *vtrack, | |
290 | AliPID::EParticleType type, | |
f84b18dd | 291 | AliTPCPIDResponse::ETPCdEdxSource dedxSource) const |
644666df | 292 | { |
293 | //get number of sigmas according the selected TPC gain configuration scenario | |
294 | const AliVTrack *track=static_cast<const AliVTrack*>(vtrack); | |
295 | ||
87da0205 | 296 | Float_t nSigma=fTPCResponse.GetNumberOfSigmas(track, type, dedxSource, fUseTPCEtaCorrection, fUseTPCMultiplicityCorrection); |
644666df | 297 | |
298 | return nSigma; | |
299 | } | |
300 | ||
5cd0300d | 301 | //______________________________________________________________________________ |
302 | Float_t AliPIDResponse::NumberOfSigmasTRD(const AliVParticle *vtrack, AliPID::EParticleType type) const | |
303 | { | |
304 | // | |
305 | // Calculate the number of sigmas in the TRD | |
306 | // | |
307 | return NumberOfSigmas(kTRD, vtrack, type); | |
308 | } | |
309 | ||
00a38d07 | 310 | //______________________________________________________________________________ |
1c9d11be | 311 | Float_t AliPIDResponse::NumberOfSigmasTOF(const AliVParticle *vtrack, AliPID::EParticleType type) const |
00a38d07 | 312 | { |
313 | // | |
1c9d11be | 314 | // Calculate the number of sigmas in the TOF |
00a38d07 | 315 | // |
316 | ||
355b831b | 317 | return NumberOfSigmas(kTOF, vtrack, type); |
1c9d11be | 318 | } |
e96b9916 | 319 | |
567624b5 | 320 | //______________________________________________________________________________ |
321 | Float_t AliPIDResponse::NumberOfSigmasHMPID(const AliVParticle *vtrack, AliPID::EParticleType type) const | |
322 | { | |
323 | // | |
324 | // Calculate the number of sigmas in the EMCAL | |
325 | // | |
326 | ||
327 | return NumberOfSigmas(kHMPID, vtrack, type); | |
328 | } | |
329 | ||
1c9d11be | 330 | //______________________________________________________________________________ |
331 | Float_t AliPIDResponse::NumberOfSigmasEMCAL(const AliVParticle *vtrack, AliPID::EParticleType type) const | |
332 | { | |
333 | // | |
334 | // Calculate the number of sigmas in the EMCAL | |
335 | // | |
e96b9916 | 336 | |
355b831b | 337 | return NumberOfSigmas(kEMCAL, vtrack, type); |
e96b9916 | 338 | } |
339 | ||
6d0064aa | 340 | //______________________________________________________________________________ |
1c9d11be | 341 | Float_t AliPIDResponse::NumberOfSigmasEMCAL(const AliVParticle *vtrack, AliPID::EParticleType type, Double_t &eop, Double_t showershape[4]) const |
342 | { | |
343 | // | |
344 | // emcal nsigma with eop and showershape | |
345 | // | |
00a38d07 | 346 | AliVTrack *track=(AliVTrack*)vtrack; |
347 | ||
6d0064aa | 348 | AliVCluster *matchedClus = NULL; |
349 | ||
350 | Double_t mom = -1.; | |
351 | Double_t pt = -1.; | |
352 | Double_t EovP = -1.; | |
353 | Double_t fClsE = -1.; | |
32fa24d6 | 354 | |
355 | // initialize eop and shower shape parameters | |
356 | eop = -1.; | |
357 | for(Int_t i = 0; i < 4; i++){ | |
358 | showershape[i] = -1.; | |
359 | } | |
6d0064aa | 360 | |
361 | Int_t nMatchClus = -1; | |
362 | Int_t charge = 0; | |
363 | ||
364 | // Track matching | |
365 | nMatchClus = track->GetEMCALcluster(); | |
366 | if(nMatchClus > -1){ | |
367 | ||
368 | mom = track->P(); | |
369 | pt = track->Pt(); | |
370 | charge = track->Charge(); | |
371 | ||
372 | matchedClus = (AliVCluster*)fCurrentEvent->GetCaloCluster(nMatchClus); | |
373 | ||
374 | if(matchedClus){ | |
375 | ||
376 | // matched cluster is EMCAL | |
377 | if(matchedClus->IsEMCAL()){ | |
378 | ||
379 | fClsE = matchedClus->E(); | |
380 | EovP = fClsE/mom; | |
381 | ||
382 | // fill used EMCAL variables here | |
383 | eop = EovP; // E/p | |
384 | showershape[0] = matchedClus->GetNCells(); // number of cells in cluster | |
385 | showershape[1] = matchedClus->GetM02(); // long axis | |
386 | showershape[2] = matchedClus->GetM20(); // short axis | |
387 | showershape[3] = matchedClus->GetDispersion(); // dispersion | |
1c9d11be | 388 | |
389 | // look for cached value first | |
390 | const AliDetectorPID *detPID=track->GetDetectorPID(); | |
391 | const EDetector detector=kEMCAL; | |
392 | ||
393 | if ( detPID && detPID->HasNumberOfSigmas(detector)){ | |
394 | return detPID->GetNumberOfSigmas(detector, type); | |
395 | } else if (fCachePID) { | |
396 | FillTrackDetectorPID(track, detector); | |
397 | detPID=track->GetDetectorPID(); | |
398 | return detPID->GetNumberOfSigmas(detector, type); | |
399 | } | |
400 | ||
401 | // NSigma value really meaningful only for electrons! | |
402 | return fEMCALResponse.GetNumberOfSigmas(pt,EovP,type,charge); | |
6d0064aa | 403 | } |
404 | } | |
405 | } | |
406 | return -999; | |
407 | } | |
408 | ||
567624b5 | 409 | //______________________________________________________________________________ |
1d59271b | 410 | AliPIDResponse::EDetPidStatus AliPIDResponse::GetSignalDelta(EDetector detector, const AliVParticle *track, AliPID::EParticleType type, Double_t &val, Bool_t ratio/*=kFALSE*/) const |
567624b5 | 411 | { |
412 | // | |
413 | // | |
414 | // | |
415 | val=-9999.; | |
416 | switch (detector){ | |
1d59271b | 417 | case kITS: return GetSignalDeltaITS(track,type,val,ratio); break; |
418 | case kTPC: return GetSignalDeltaTPC(track,type,val,ratio); break; | |
5cd0300d | 419 | case kTRD: return GetSignalDeltaTRD(track,type,val,ratio); break; |
1d59271b | 420 | case kTOF: return GetSignalDeltaTOF(track,type,val,ratio); break; |
421 | case kHMPID: return GetSignalDeltaHMPID(track,type,val,ratio); break; | |
567624b5 | 422 | default: return kDetNoSignal; |
423 | } | |
424 | return kDetNoSignal; | |
425 | } | |
426 | ||
427 | //______________________________________________________________________________ | |
1d59271b | 428 | Double_t AliPIDResponse::GetSignalDelta(EDetector detCode, const AliVParticle *track, AliPID::EParticleType type, Bool_t ratio/*=kFALSE*/) const |
567624b5 | 429 | { |
430 | // | |
431 | // | |
432 | // | |
433 | Double_t val=-9999.; | |
1d59271b | 434 | EDetPidStatus stat=GetSignalDelta(detCode, track, type, val, ratio); |
567624b5 | 435 | if ( stat==kDetNoSignal ) val=-9999.; |
436 | return val; | |
437 | } | |
438 | ||
00a38d07 | 439 | //______________________________________________________________________________ |
355b831b | 440 | AliPIDResponse::EDetPidStatus AliPIDResponse::ComputePIDProbability (EDetCode detCode, const AliVTrack *track, Int_t nSpecies, Double_t p[]) const |
00a38d07 | 441 | { |
00a38d07 | 442 | // Compute PID response of 'detCode' |
355b831b | 443 | |
444 | // find detector code from detector bit mask | |
445 | Int_t detector=-1; | |
446 | for (Int_t idet=0; idet<kNdetectors; ++idet) if ( (detCode&(1<<idet)) ) { detector=idet; break; } | |
447 | if (detector==-1) return kDetNoSignal; | |
00a38d07 | 448 | |
355b831b | 449 | return ComputePIDProbability((EDetector)detector, track, nSpecies, p); |
00a38d07 | 450 | } |
451 | ||
fd21ec8d | 452 | //______________________________________________________________________________ |
355b831b | 453 | AliPIDResponse::EDetPidStatus AliPIDResponse::ComputePIDProbability (EDetector detector, const AliVTrack *track, Int_t nSpecies, Double_t p[]) const |
fd21ec8d | 454 | { |
455 | // | |
355b831b | 456 | // Compute PID response of 'detector' |
fd21ec8d | 457 | // |
458 | ||
1c9d11be | 459 | const AliDetectorPID *detPID=track->GetDetectorPID(); |
355b831b | 460 | |
461 | if ( detPID && detPID->HasRawProbability(detector)){ | |
1c9d11be | 462 | return detPID->GetRawProbability(detector, p, nSpecies); |
463 | } else if (fCachePID) { | |
464 | FillTrackDetectorPID(track, detector); | |
465 | detPID=track->GetDetectorPID(); | |
466 | return detPID->GetRawProbability(detector, p, nSpecies); | |
fd21ec8d | 467 | } |
468 | ||
355b831b | 469 | //if no caching return values calculated from scratch |
470 | return GetComputePIDProbability(detector, track, nSpecies, p); | |
471 | } | |
472 | ||
473 | //______________________________________________________________________________ | |
474 | AliPIDResponse::EDetPidStatus AliPIDResponse::ComputeITSProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const | |
475 | { | |
476 | // Compute PID response for the ITS | |
477 | return ComputePIDProbability(kITS, track, nSpecies, p); | |
fd21ec8d | 478 | } |
355b831b | 479 | |
fd21ec8d | 480 | //______________________________________________________________________________ |
481 | AliPIDResponse::EDetPidStatus AliPIDResponse::ComputeTPCProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const | |
482 | { | |
fd21ec8d | 483 | // Compute PID response for the TPC |
355b831b | 484 | return ComputePIDProbability(kTPC, track, nSpecies, p); |
fd21ec8d | 485 | } |
355b831b | 486 | |
fd21ec8d | 487 | //______________________________________________________________________________ |
488 | AliPIDResponse::EDetPidStatus AliPIDResponse::ComputeTOFProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const | |
489 | { | |
fd21ec8d | 490 | // Compute PID response for the |
355b831b | 491 | return ComputePIDProbability(kTOF, track, nSpecies, p); |
fd21ec8d | 492 | } |
355b831b | 493 | |
fd21ec8d | 494 | //______________________________________________________________________________ |
355b831b | 495 | AliPIDResponse::EDetPidStatus AliPIDResponse::ComputeTRDProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const |
fd21ec8d | 496 | { |
fd21ec8d | 497 | // Compute PID response for the |
355b831b | 498 | return ComputePIDProbability(kTRD, track, nSpecies, p); |
fd21ec8d | 499 | } |
355b831b | 500 | |
fd21ec8d | 501 | //______________________________________________________________________________ |
e96b9916 | 502 | AliPIDResponse::EDetPidStatus AliPIDResponse::ComputeEMCALProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const |
fd21ec8d | 503 | { |
fd21ec8d | 504 | // Compute PID response for the EMCAL |
355b831b | 505 | return ComputePIDProbability(kEMCAL, track, nSpecies, p); |
1c9d11be | 506 | } |
507 | //______________________________________________________________________________ | |
508 | AliPIDResponse::EDetPidStatus AliPIDResponse::ComputePHOSProbability (const AliVTrack */*track*/, Int_t nSpecies, Double_t p[]) const | |
509 | { | |
1c9d11be | 510 | // Compute PID response for the PHOS |
1c9d11be | 511 | |
512 | // set flat distribution (no decision) | |
00a38d07 | 513 | for (Int_t j=0; j<nSpecies; j++) p[j]=1./nSpecies; |
1c9d11be | 514 | return kDetNoSignal; |
515 | } | |
355b831b | 516 | |
1c9d11be | 517 | //______________________________________________________________________________ |
518 | AliPIDResponse::EDetPidStatus AliPIDResponse::ComputeHMPIDProbability(const AliVTrack *track, Int_t nSpecies, Double_t p[]) const | |
519 | { | |
1c9d11be | 520 | // Compute PID response for the HMPID |
355b831b | 521 | return ComputePIDProbability(kHMPID, track, nSpecies, p); |
522 | } | |
fd21ec8d | 523 | |
355b831b | 524 | //______________________________________________________________________________ |
525 | AliPIDResponse::EDetPidStatus AliPIDResponse::ComputeTRDProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[],AliTRDPIDResponse::ETRDPIDMethod PIDmethod) const | |
526 | { | |
527 | // Compute PID response for the | |
528 | return GetComputeTRDProbability(track, nSpecies, p, PIDmethod); | |
529 | } | |
e96b9916 | 530 | |
355b831b | 531 | //______________________________________________________________________________ |
532 | AliPIDResponse::EDetPidStatus AliPIDResponse::CheckPIDStatus(EDetector detector, const AliVTrack *track) const | |
533 | { | |
534 | // calculate detector pid status | |
535 | ||
536 | const Int_t iDetCode=(Int_t)detector; | |
537 | if (iDetCode<0||iDetCode>=kNdetectors) return kDetNoSignal; | |
538 | const AliDetectorPID *detPID=track->GetDetectorPID(); | |
539 | ||
540 | if ( detPID ){ | |
541 | return detPID->GetPIDStatus(detector); | |
1c9d11be | 542 | } else if (fCachePID) { |
543 | FillTrackDetectorPID(track, detector); | |
544 | detPID=track->GetDetectorPID(); | |
355b831b | 545 | return detPID->GetPIDStatus(detector); |
e96b9916 | 546 | } |
355b831b | 547 | |
548 | // if not buffered and no buffering is requested | |
549 | return GetPIDStatus(detector, track); | |
fd21ec8d | 550 | } |
551 | ||
4ec8e76d | 552 | //______________________________________________________________________________ |
00a38d07 | 553 | void AliPIDResponse::InitialiseEvent(AliVEvent *event, Int_t pass, Int_t run) |
4ec8e76d | 554 | { |
555 | // | |
556 | // Apply settings for the current event | |
557 | // | |
558 | fRecoPass=pass; | |
e96b9916 | 559 | |
78cbd205 | 560 | |
644666df | 561 | fCurrentEvent=NULL; |
4ec8e76d | 562 | if (!event) return; |
e96b9916 | 563 | fCurrentEvent=event; |
00a38d07 | 564 | if (run>0) fRun=run; |
565 | else fRun=event->GetRunNumber(); | |
4ec8e76d | 566 | |
567 | if (fRun!=fOldRun){ | |
568 | ExecNewRun(); | |
569 | fOldRun=fRun; | |
570 | } | |
571 | ||
572 | //TPC resolution parametrisation PbPb | |
573 | if ( fResolutionCorrection ){ | |
574 | Double_t corrSigma=fResolutionCorrection->Eval(GetTPCMultiplicityBin(event)); | |
575 | fTPCResponse.SetSigma(3.79301e-03*corrSigma, 2.21280e+04); | |
576 | } | |
577 | ||
87da0205 | 578 | // Set up TPC multiplicity for PbPb |
22158469 JW |
579 | if (fUseTPCMultiplicityCorrection) { |
580 | Int_t numESDtracks = event->GetNumberOfESDTracks(); | |
581 | if (numESDtracks < 0) { | |
582 | AliError("Cannot obtain event multiplicity (number of ESD tracks < 0). If you are using AODs, this might be a too old production. Please disable the multiplicity correction to get a reliable PID result!"); | |
583 | numESDtracks = 0; | |
584 | } | |
585 | fTPCResponse.SetCurrentEventMultiplicity(numESDtracks); | |
87da0205 | 586 | } |
87da0205 | 587 | else |
588 | fTPCResponse.SetCurrentEventMultiplicity(0); | |
589 | ||
4ec8e76d | 590 | //TOF resolution |
b79db598 | 591 | SetTOFResponse(event, (AliPIDResponse::EStartTimeType_t)fTOFPIDParams->GetStartTimeMethod()); |
592 | ||
80f28562 | 593 | |
594 | // Get and set centrality | |
595 | AliCentrality *centrality = event->GetCentrality(); | |
596 | if(centrality){ | |
597 | fCurrCentrality = centrality->GetCentralityPercentile("V0M"); | |
598 | } | |
599 | else{ | |
600 | fCurrCentrality = -1; | |
601 | } | |
87da0205 | 602 | |
603 | // Set centrality percentile for EMCAL | |
604 | fEMCALResponse.SetCentrality(fCurrCentrality); | |
605 | ||
c53e310b | 606 | // switch off some TOF channel according to OADB to match data TOF matching eff |
607 | if (fTuneMConData && ((fTuneMConDataMask & kDetTOF) == kDetTOF) && fTOFPIDParams->GetTOFmatchingLossMC() > 0.01){ | |
608 | Int_t ntrk = event->GetNumberOfTracks(); | |
609 | for(Int_t i=0;i < ntrk;i++){ | |
610 | AliVParticle *trk = event->GetTrack(i); | |
611 | Int_t channel = GetTOFResponse().GetTOFchannel(trk); | |
612 | Int_t swoffEachOfThem = Int_t(100./fTOFPIDParams->GetTOFmatchingLossMC() + 0.5); | |
613 | if(!(channel%swoffEachOfThem)) ((AliVTrack *) trk)->ResetStatus(AliVTrack::kTOFout); | |
614 | } | |
615 | } | |
616 | ||
4ec8e76d | 617 | } |
618 | ||
619 | //______________________________________________________________________________ | |
620 | void AliPIDResponse::ExecNewRun() | |
621 | { | |
622 | // | |
623 | // Things to Execute upon a new run | |
624 | // | |
625 | SetRecoInfo(); | |
626 | ||
627 | SetITSParametrisation(); | |
628 | ||
629 | SetTPCPidResponseMaster(); | |
630 | SetTPCParametrisation(); | |
f84b18dd | 631 | SetTPCEtaMaps(); |
53d016dc | 632 | |
633 | SetTRDPidResponseMaster(); | |
5eb3e944 | 634 | //has to precede InitializeTRDResponse(), otherwise the read-out fTRDdEdxParams is not pased in TRDResponse! |
9c499471 | 635 | SetTRDdEdxParams(); |
53d016dc | 636 | InitializeTRDResponse(); |
b2138b40 | 637 | |
638 | SetEMCALPidResponseMaster(); | |
639 | InitializeEMCALResponse(); | |
4ec8e76d | 640 | |
b79db598 | 641 | SetTOFPidResponseMaster(); |
642 | InitializeTOFResponse(); | |
644666df | 643 | |
567624b5 | 644 | SetHMPIDPidResponseMaster(); |
645 | InitializeHMPIDResponse(); | |
646 | ||
644666df | 647 | if (fCurrentEvent) fTPCResponse.SetMagField(fCurrentEvent->GetMagneticField()); |
4ec8e76d | 648 | } |
649 | ||
1c9d11be | 650 | //______________________________________________________________________________ |
4ec8e76d | 651 | Double_t AliPIDResponse::GetTPCMultiplicityBin(const AliVEvent * const event) |
652 | { | |
653 | // | |
654 | // Get TPC multiplicity in bins of 150 | |
655 | // | |
656 | ||
657 | const AliVVertex* vertexTPC = event->GetPrimaryVertex(); | |
658 | Double_t tpcMulti=0.; | |
659 | if(vertexTPC){ | |
660 | Double_t vertexContribTPC=vertexTPC->GetNContributors(); | |
661 | tpcMulti=vertexContribTPC/150.; | |
662 | if (tpcMulti>20.) tpcMulti=20.; | |
663 | } | |
664 | ||
665 | return tpcMulti; | |
666 | } | |
667 | ||
668 | //______________________________________________________________________________ | |
669 | void AliPIDResponse::SetRecoInfo() | |
670 | { | |
671 | // | |
672 | // Set reconstruction information | |
673 | // | |
674 | ||
675 | //reset information | |
676 | fLHCperiod=""; | |
677 | fMCperiodTPC=""; | |
678 | ||
679 | fBeamType=""; | |
680 | ||
681 | fBeamType="PP"; | |
42fcc729 | 682 | fBeamTypeNum=kPP; |
bbce5a64 | 683 | |
684 | Bool_t hasProdInfo=(fCurrentFile.BeginsWith("LHC")); | |
4ec8e76d | 685 | |
3e95957e | 686 | TPRegexp reg(".*(LHC1[1-3][a-z]+[0-9]+[a-z_]*)[/_].*"); |
bbce5a64 | 687 | if (hasProdInfo) reg=TPRegexp("LHC1[1-2][a-z]+[0-9]+[a-z_]*"); |
ea6ba565 | 688 | TPRegexp reg12a17("LHC1[2-4][a-z]"); |
1436d6bb | 689 | |
4ec8e76d | 690 | //find the period by run number (UGLY, but not stored in ESD and AOD... ) |
691 | if (fRun>=114737&&fRun<=117223) { fLHCperiod="LHC10B"; fMCperiodTPC="LHC10D1"; } | |
692 | else if (fRun>=118503&&fRun<=121040) { fLHCperiod="LHC10C"; fMCperiodTPC="LHC10D1"; } | |
693 | else if (fRun>=122195&&fRun<=126437) { fLHCperiod="LHC10D"; fMCperiodTPC="LHC10F6A"; } | |
99e9d5ec | 694 | else if (fRun>=127710&&fRun<=130850) { fLHCperiod="LHC10E"; fMCperiodTPC="LHC10F6A"; } |
4ec8e76d | 695 | else if (fRun>=133004&&fRun<=135029) { fLHCperiod="LHC10F"; fMCperiodTPC="LHC10F6A"; } |
696 | else if (fRun>=135654&&fRun<=136377) { fLHCperiod="LHC10G"; fMCperiodTPC="LHC10F6A"; } | |
12d3abbc | 697 | else if (fRun>=136851&&fRun<=139846) { |
ea235c90 | 698 | fLHCperiod="LHC10H"; |
699 | fMCperiodTPC="LHC10H8"; | |
700 | if (reg.MatchB(fCurrentFile)) fMCperiodTPC="LHC11A10"; | |
ef7661fd | 701 | // exception for 13d2 and later |
702 | if (fCurrentAliRootRev >= 62714) fMCperiodTPC="LHC13D2"; | |
ea235c90 | 703 | fBeamType="PBPB"; |
42fcc729 | 704 | fBeamTypeNum=kPBPB; |
ea235c90 | 705 | } |
12d3abbc | 706 | else if (fRun>=139847&&fRun<=146974) { fLHCperiod="LHC11A"; fMCperiodTPC="LHC10F6A"; } |
707 | //TODO: periods 11B (146975-150721), 11C (150722-155837) are not yet treated assume 11d for the moment | |
708 | else if (fRun>=146975&&fRun<=155837) { fLHCperiod="LHC11D"; fMCperiodTPC="LHC10F6A"; } | |
709 | else if (fRun>=155838&&fRun<=159649) { fLHCperiod="LHC11D"; fMCperiodTPC="LHC10F6A"; } | |
710 | // also for 11e (159650-162750),f(162751-165771) use 11d | |
711 | else if (fRun>=159650&&fRun<=162750) { fLHCperiod="LHC11D"; fMCperiodTPC="LHC10F6A"; } | |
712 | else if (fRun>=162751&&fRun<=165771) { fLHCperiod="LHC11D"; fMCperiodTPC="LHC10F6A"; } | |
00a38d07 | 713 | |
12d3abbc | 714 | else if (fRun>=165772 && fRun<=170718) { |
3077a03d | 715 | fLHCperiod="LHC11H"; |
716 | fMCperiodTPC="LHC11A10"; | |
717 | fBeamType="PBPB"; | |
42fcc729 | 718 | fBeamTypeNum=kPBPB; |
a78fd045 | 719 | if (reg12a17.MatchB(fCurrentFile)) fMCperiodTPC="LHC12A17"; |
3077a03d | 720 | } |
03696add | 721 | if (fRun>=170719 && fRun<=177311) { |
722 | fLHCperiod="LHC12A"; | |
723 | fBeamType="PP"; | |
724 | fBeamTypeNum=kPP; | |
725 | fMCperiodTPC="LHC10F6A"; | |
726 | if (fCurrentAliRootRev >= 62714) | |
dbeb0132 | 727 | fMCperiodTPC="LHC14E2"; |
03696add | 728 | } |
3b3bf053 | 729 | // for the moment use LHC12b parameters up to LHC12d |
03696add | 730 | if (fRun>=177312 /*&& fRun<=179356*/) { |
731 | fLHCperiod="LHC12B"; | |
732 | fBeamType="PP"; | |
733 | fBeamTypeNum=kPP; | |
734 | fMCperiodTPC="LHC10F6A"; | |
735 | if (fCurrentAliRootRev >= 62714) | |
dbeb0132 | 736 | fMCperiodTPC="LHC14E2"; |
03696add | 737 | } |
42fcc729 | 738 | // if (fRun>=179357 && fRun<=183173) { fLHCperiod="LHC12C"; fBeamType="PP"; fBeamTypeNum=kPP;/*fMCperiodTPC="";*/ } |
739 | // if (fRun>=183174 && fRun<=186345) { fLHCperiod="LHC12D"; fBeamType="PP"; fBeamTypeNum=kPP;/*fMCperiodTPC="";*/ } | |
740 | // if (fRun>=186346 && fRun<=186635) { fLHCperiod="LHC12E"; fBeamType="PP"; fBeamTypeNum=kPP;/*fMCperiodTPC="";*/ } | |
741 | ||
742 | // if (fRun>=186636 && fRun<=188166) { fLHCperiod="LHC12F"; fBeamType="PP"; fBeamTypeNum=kPP;/*fMCperiodTPC="";*/ } | |
743 | // if (fRun >= 188167 && fRun <= 188355 ) { fLHCperiod="LHC12G"; fBeamType="PP"; fBeamTypeNum=kPP;/*fMCperiodTPC="";*/ } | |
744 | // if (fRun >= 188356 && fRun <= 188503 ) { fLHCperiod="LHC12G"; fBeamType="PPB"; fBeamTypeNum=kPPB;/*fMCperiodTPC="";*/ } | |
3b3bf053 | 745 | // for the moment use 12g parametrisation for all full gain runs (LHC12e+) |
5b7afd75 | 746 | if (fRun >= 186346 && fRun < 188719) { fLHCperiod="LHC12G"; fBeamType="PPB";fBeamTypeNum=kPPB; fMCperiodTPC="LHC12G"; } |
87da0205 | 747 | |
5b7afd75 | 748 | // Dedicated splines for periods 12g and 12i(j) (and use more appropriate MC) |
749 | if (fRun >= 188720 && fRun <= 192738) { | |
750 | fLHCperiod="LHC12H"; | |
751 | fBeamType="PP"; | |
752 | fBeamTypeNum=kPP; | |
753 | fMCperiodTPC="LHC10F6A"; | |
754 | if (fCurrentAliRootRev >= 62714) | |
755 | fMCperiodTPC="LHC13B2_FIXn1"; | |
756 | } | |
757 | if (fRun >= 192739 && fRun <= 194479) { | |
758 | fLHCperiod="LHC12I"; | |
759 | fBeamType="PP"; | |
760 | fBeamTypeNum=kPP; | |
761 | fMCperiodTPC="LHC10F6A"; | |
762 | if (fCurrentAliRootRev >= 62714) | |
763 | fMCperiodTPC="LHC13B2_FIXn1"; | |
764 | } | |
765 | ||
87da0205 | 766 | // New parametrisation for 2013 pPb runs |
5b7afd75 | 767 | if (fRun >= 194480) { |
87da0205 | 768 | fLHCperiod="LHC13B"; |
769 | fBeamType="PPB"; | |
42fcc729 | 770 | fBeamTypeNum=kPPB; |
bbce5a64 | 771 | fMCperiodTPC="LHC12G"; |
87da0205 | 772 | |
773 | if (fCurrentAliRootRev >= 61605) | |
774 | fMCperiodTPC="LHC13B2_FIX"; | |
bbce5a64 | 775 | if (fCurrentAliRootRev >= 62714) |
776 | fMCperiodTPC="LHC13B2_FIXn1"; | |
c4bec231 | 777 | |
778 | // High luminosity pPb runs require different parametrisations | |
779 | if (fRun >= 195875 && fRun <= 197411) { | |
780 | fLHCperiod="LHC13F"; | |
781 | } | |
87da0205 | 782 | } |
80ab5635 | 783 | |
66de625c | 784 | //exception new pp MC productions from 2011 (11a periods have 10f6a splines!) |
42fcc729 | 785 | if (fBeamType=="PP" && reg.MatchB(fCurrentFile) && !fCurrentFile.Contains("LHC11a")) { fMCperiodTPC="LHC11B2"; fBeamType="PP";fBeamTypeNum=kPP; } |
4a527e08 | 786 | // exception for 11f1 |
bbce5a64 | 787 | if (fCurrentFile.Contains("LHC11f1")) fMCperiodTPC="LHC11F1"; |
bf26ce58 | 788 | // exception for 12f1a, 12f1b and 12i3 |
bbce5a64 | 789 | if (fCurrentFile.Contains("LHC12f1") || fCurrentFile.Contains("LHC12i3")) fMCperiodTPC="LHC12F1"; |
c3ee524d | 790 | // exception for 12c4 |
bbce5a64 | 791 | if (fCurrentFile.Contains("LHC12c4")) fMCperiodTPC="LHC12C4"; |
361813a2 | 792 | // exception for 13d1 11d anchored prod |
793 | if (fLHCperiod=="LHC11D" && fCurrentFile.Contains("LHC13d1")) fMCperiodTPC="LHC13D1"; | |
4ec8e76d | 794 | } |
795 | ||
796 | //______________________________________________________________________________ | |
797 | void AliPIDResponse::SetITSParametrisation() | |
798 | { | |
799 | // | |
800 | // Set the ITS parametrisation | |
801 | // | |
802 | } | |
803 | ||
f84b18dd | 804 | |
805 | //______________________________________________________________________________ | |
806 | void AliPIDResponse::AddPointToHyperplane(TH2D* h, TLinearFitter* linExtrapolation, Int_t binX, Int_t binY) | |
807 | { | |
808 | if (h->GetBinContent(binX, binY) <= 1e-4) | |
809 | return; // Reject bins without content (within some numerical precision) or with strange content | |
810 | ||
811 | Double_t coord[2] = {0, 0}; | |
812 | coord[0] = h->GetXaxis()->GetBinCenter(binX); | |
813 | coord[1] = h->GetYaxis()->GetBinCenter(binY); | |
814 | Double_t binError = h->GetBinError(binX, binY); | |
815 | if (binError <= 0) { | |
816 | binError = 1000; // Should not happen because bins without content are rejected for the map (TH2D* h) | |
817 | printf("ERROR: This should never happen: Trying to add bin in addPointToHyperplane with error not set....\n"); | |
818 | } | |
819 | linExtrapolation->AddPoint(coord, h->GetBinContent(binX, binY, binError)); | |
820 | } | |
821 | ||
822 | ||
823 | //______________________________________________________________________________ | |
824 | TH2D* AliPIDResponse::RefineHistoViaLinearInterpolation(TH2D* h, Double_t refineFactorX, Double_t refineFactorY) | |
825 | { | |
826 | if (!h) | |
827 | return 0x0; | |
828 | ||
829 | // Interpolate to finer map | |
830 | TLinearFitter* linExtrapolation = new TLinearFitter(2, "hyp2", ""); | |
831 | ||
832 | Double_t upperMapBoundY = h->GetYaxis()->GetBinUpEdge(h->GetYaxis()->GetNbins()); | |
833 | Double_t lowerMapBoundY = h->GetYaxis()->GetBinLowEdge(1); | |
1b45e564 | 834 | Int_t nBinsX = 30; |
f84b18dd | 835 | // Binning was find to yield good results, if 40 bins are chosen for the range 0.0016 to 0.02. For the new variable range, |
836 | // scale the number of bins correspondingly | |
1b45e564 | 837 | Int_t nBinsY = TMath::Nint((upperMapBoundY - lowerMapBoundY) / (0.02 - 0.0016) * 40); |
f84b18dd | 838 | Int_t nBinsXrefined = nBinsX * refineFactorX; |
839 | Int_t nBinsYrefined = nBinsY * refineFactorY; | |
840 | ||
841 | TH2D* hRefined = new TH2D(Form("%s_refined", h->GetName()), Form("%s (refined)", h->GetTitle()), | |
842 | nBinsXrefined, h->GetXaxis()->GetBinLowEdge(1), h->GetXaxis()->GetBinUpEdge(h->GetXaxis()->GetNbins()), | |
843 | nBinsYrefined, lowerMapBoundY, upperMapBoundY); | |
844 | ||
845 | for (Int_t binX = 1; binX <= nBinsXrefined; binX++) { | |
846 | for (Int_t binY = 1; binY <= nBinsYrefined; binY++) { | |
847 | ||
848 | hRefined->SetBinContent(binX, binY, 1); // Default value is 1 | |
849 | ||
850 | Double_t centerX = hRefined->GetXaxis()->GetBinCenter(binX); | |
851 | Double_t centerY = hRefined->GetYaxis()->GetBinCenter(binY); | |
852 | ||
1b45e564 | 853 | /*OLD |
f84b18dd | 854 | linExtrapolation->ClearPoints(); |
855 | ||
856 | // For interpolation: Just take the corresponding bin from the old histo. | |
857 | // For extrapolation: take the last available bin from the old histo. | |
858 | // If the boundaries are to be skipped, also skip the corresponding bins | |
859 | Int_t oldBinX = h->GetXaxis()->FindBin(centerX); | |
860 | if (oldBinX < 1) | |
861 | oldBinX = 1; | |
862 | if (oldBinX > nBinsX) | |
863 | oldBinX = nBinsX; | |
864 | ||
865 | Int_t oldBinY = h->GetYaxis()->FindBin(centerY); | |
866 | if (oldBinY < 1) | |
867 | oldBinY = 1; | |
868 | if (oldBinY > nBinsY) | |
869 | oldBinY = nBinsY; | |
870 | ||
871 | // Neighbours left column | |
872 | if (oldBinX >= 2) { | |
873 | if (oldBinY >= 2) { | |
874 | AddPointToHyperplane(h, linExtrapolation, oldBinX - 1, oldBinY - 1); | |
875 | } | |
876 | ||
877 | AddPointToHyperplane(h, linExtrapolation, oldBinX - 1, oldBinY); | |
878 | ||
879 | if (oldBinY < nBinsY) { | |
880 | AddPointToHyperplane(h, linExtrapolation, oldBinX - 1, oldBinY + 1); | |
881 | } | |
882 | } | |
883 | ||
884 | // Neighbours (and point itself) same column | |
885 | if (oldBinY >= 2) { | |
886 | AddPointToHyperplane(h, linExtrapolation, oldBinX, oldBinY - 1); | |
887 | } | |
888 | ||
889 | AddPointToHyperplane(h, linExtrapolation, oldBinX, oldBinY); | |
890 | ||
891 | if (oldBinY < nBinsY) { | |
892 | AddPointToHyperplane(h, linExtrapolation, oldBinX, oldBinY + 1); | |
893 | } | |
894 | ||
895 | // Neighbours right column | |
896 | if (oldBinX < nBinsX) { | |
897 | if (oldBinY >= 2) { | |
898 | AddPointToHyperplane(h, linExtrapolation, oldBinX + 1, oldBinY - 1); | |
899 | } | |
900 | ||
901 | AddPointToHyperplane(h, linExtrapolation, oldBinX + 1, oldBinY); | |
902 | ||
903 | if (oldBinY < nBinsY) { | |
904 | AddPointToHyperplane(h, linExtrapolation, oldBinX + 1, oldBinY + 1); | |
905 | } | |
906 | } | |
907 | ||
908 | ||
909 | // Fit 2D-hyperplane | |
910 | if (linExtrapolation->GetNpoints() <= 0) | |
911 | continue; | |
912 | ||
913 | if (linExtrapolation->Eval() != 0)// EvalRobust -> Takes much, much, [...], much more time (~hours instead of seconds) | |
914 | continue; | |
915 | ||
916 | // Fill the bin of the refined histogram with the extrapolated value | |
917 | Double_t interpolatedValue = linExtrapolation->GetParameter(0) + linExtrapolation->GetParameter(1) * centerX | |
918 | + linExtrapolation->GetParameter(2) * centerY; | |
919 | */ | |
f85a3764 | 920 | Double_t interpolatedValue = h->Interpolate(centerX, centerY) ; |
f84b18dd | 921 | hRefined->SetBinContent(binX, binY, interpolatedValue); |
922 | } | |
923 | } | |
924 | ||
1b45e564 | 925 | |
926 | // Problem: Interpolation does not work before/beyond center of first/last bin (as the name suggests). | |
927 | // Therefore, for each row in dEdx: Take last bin from old map and interpolate values from center and edge. | |
928 | // Assume line through these points and extropolate to last bin of refined map | |
929 | const Double_t firstOldXbinUpEdge = h->GetXaxis()->GetBinUpEdge(1); | |
930 | const Double_t firstOldXbinCenter = h->GetXaxis()->GetBinCenter(1); | |
931 | ||
932 | const Double_t oldXbinHalfWidth = firstOldXbinUpEdge - firstOldXbinCenter; | |
933 | ||
934 | const Double_t lastOldXbinLowEdge = h->GetXaxis()->GetBinLowEdge(h->GetNbinsX()); | |
935 | const Double_t lastOldXbinCenter = h->GetXaxis()->GetBinCenter(h->GetNbinsX()); | |
936 | ||
937 | for (Int_t binY = 1; binY <= nBinsYrefined; binY++) { | |
938 | Double_t centerY = hRefined->GetYaxis()->GetBinCenter(binY); | |
939 | ||
940 | const Double_t interpolatedCenterFirstXbin = h->Interpolate(firstOldXbinCenter, centerY); | |
941 | const Double_t interpolatedUpEdgeFirstXbin = h->Interpolate(firstOldXbinUpEdge, centerY); | |
942 | ||
943 | const Double_t extrapolationSlopeFirstXbin = (interpolatedUpEdgeFirstXbin - interpolatedCenterFirstXbin) / oldXbinHalfWidth; | |
944 | const Double_t extrapolationOffsetFirstXbin = interpolatedCenterFirstXbin; | |
945 | ||
946 | ||
947 | const Double_t interpolatedCenterLastXbin = h->Interpolate(lastOldXbinCenter, centerY); | |
948 | const Double_t interpolatedLowEdgeLastXbin = h->Interpolate(lastOldXbinLowEdge, centerY); | |
949 | ||
950 | const Double_t extrapolationSlopeLastXbin = (interpolatedCenterLastXbin - interpolatedLowEdgeLastXbin) / oldXbinHalfWidth; | |
951 | const Double_t extrapolationOffsetLastXbin = interpolatedCenterLastXbin; | |
952 | ||
953 | for (Int_t binX = 1; binX <= nBinsXrefined; binX++) { | |
954 | Double_t centerX = hRefined->GetXaxis()->GetBinCenter(binX); | |
955 | ||
956 | if (centerX < firstOldXbinCenter) { | |
957 | Double_t extrapolatedValue = extrapolationOffsetFirstXbin + (centerX - firstOldXbinCenter) * extrapolationSlopeFirstXbin; | |
958 | hRefined->SetBinContent(binX, binY, extrapolatedValue); | |
959 | } | |
960 | else if (centerX <= lastOldXbinCenter) { | |
961 | continue; | |
962 | } | |
963 | else { | |
964 | Double_t extrapolatedValue = extrapolationOffsetLastXbin + (centerX - lastOldXbinCenter) * extrapolationSlopeLastXbin; | |
965 | hRefined->SetBinContent(binX, binY, extrapolatedValue); | |
966 | } | |
967 | } | |
968 | } | |
969 | ||
f84b18dd | 970 | delete linExtrapolation; |
971 | ||
972 | return hRefined; | |
973 | } | |
974 | ||
975 | //______________________________________________________________________________ | |
976 | void AliPIDResponse::SetTPCEtaMaps(Double_t refineFactorMapX, Double_t refineFactorMapY, | |
977 | Double_t refineFactorSigmaMapX, Double_t refineFactorSigmaMapY) | |
978 | { | |
979 | // | |
980 | // Load the TPC eta correction maps from the OADB | |
981 | // | |
982 | ||
f85a3764 | 983 | if (fUseTPCEtaCorrection == kFALSE) { |
984 | // Disable eta correction via setting no maps | |
985 | if (!fTPCResponse.SetEtaCorrMap(0x0)) | |
1b45e564 | 986 | AliInfo("Request to disable TPC eta correction -> Eta correction has been disabled"); |
f85a3764 | 987 | else |
988 | AliError("Request to disable TPC eta correction -> Some error occured when unloading the correction maps"); | |
989 | ||
990 | if (!fTPCResponse.SetSigmaParams(0x0, 0)) | |
1b45e564 | 991 | AliInfo("Request to disable TPC eta correction -> Using old parametrisation for sigma"); |
992 | else | |
f85a3764 | 993 | AliError("Request to disable TPC eta correction -> Some error occured when unloading the sigma maps"); |
994 | ||
995 | return; | |
996 | } | |
1b45e564 | 997 | |
f84b18dd | 998 | TString dataType = "DATA"; |
999 | TString period = fLHCperiod.IsNull() ? "No period information" : fLHCperiod; | |
1000 | ||
1001 | if (fIsMC) { | |
87da0205 | 1002 | if (!(fTuneMConData && ((fTuneMConDataMask & kDetTPC) == kDetTPC))) { |
f85a3764 | 1003 | period=fMCperiodTPC; |
1004 | dataType="MC"; | |
1005 | } | |
f84b18dd | 1006 | fRecoPass = 1; |
1007 | ||
87da0205 | 1008 | if (!(fTuneMConData && ((fTuneMConDataMask & kDetTPC) == kDetTPC)) && fMCperiodTPC.IsNull()) { |
f84b18dd | 1009 | AliFatal("MC detected, but no MC period set -> Not changing eta maps!"); |
1010 | return; | |
1011 | } | |
f84b18dd | 1012 | } |
f85a3764 | 1013 | |
1014 | Int_t recopass = fRecoPass; | |
a2c30af1 | 1015 | if (fTuneMConData && ((fTuneMConDataMask & kDetTPC) == kDetTPC) ) |
f85a3764 | 1016 | recopass = fRecoPassUser; |
f84b18dd | 1017 | |
f85a3764 | 1018 | TString defaultObj = Form("Default_%s_pass%d", dataType.Data(), recopass); |
f84b18dd | 1019 | |
f85a3764 | 1020 | AliInfo(Form("Current period and reco pass: %s.pass%d", period.Data(), recopass)); |
f84b18dd | 1021 | |
1022 | // Invalidate old maps | |
1023 | fTPCResponse.SetEtaCorrMap(0x0); | |
1024 | fTPCResponse.SetSigmaParams(0x0, 0); | |
1025 | ||
d5113358 | 1026 | |
1027 | TString fileNameMaps(Form("%s/COMMON/PID/data/TPCetaMaps.root", fOADBPath.Data())); | |
1028 | if (!fCustomTPCetaMaps.IsNull()) fileNameMaps=fCustomTPCetaMaps; | |
1029 | ||
f84b18dd | 1030 | // Load the eta correction maps |
f85a3764 | 1031 | AliOADBContainer etaMapsCont(Form("TPCetaMaps_%s_pass%d", dataType.Data(), recopass)); |
f84b18dd | 1032 | |
d5113358 | 1033 | Int_t statusCont = etaMapsCont.InitFromFile(fileNameMaps.Data(), Form("TPCetaMaps_%s_pass%d", dataType.Data(), recopass)); |
f84b18dd | 1034 | if (statusCont) { |
1035 | AliError("Failed initializing TPC eta correction maps from OADB -> Disabled eta correction"); | |
87da0205 | 1036 | fUseTPCEtaCorrection = kFALSE; |
f84b18dd | 1037 | } |
1038 | else { | |
d5113358 | 1039 | AliInfo(Form("Loading TPC eta correction map from %s", fileNameMaps.Data())); |
f84b18dd | 1040 | |
1041 | TH2D* etaMap = 0x0; | |
1042 | ||
87da0205 | 1043 | if (fIsMC && !(fTuneMConData && ((fTuneMConDataMask & kDetTPC) == kDetTPC))) { |
f85a3764 | 1044 | TString searchMap = Form("TPCetaMaps_%s_%s_pass%d", dataType.Data(), period.Data(), recopass); |
f84b18dd | 1045 | etaMap = dynamic_cast<TH2D *>(etaMapsCont.GetDefaultObject(searchMap.Data())); |
1046 | if (!etaMap) { | |
1047 | // Try default object | |
1048 | etaMap = dynamic_cast<TH2D *>(etaMapsCont.GetDefaultObject(defaultObj.Data())); | |
1049 | } | |
1050 | } | |
1051 | else { | |
1052 | etaMap = dynamic_cast<TH2D *>(etaMapsCont.GetObject(fRun, defaultObj.Data())); | |
1053 | } | |
1054 | ||
1055 | ||
1056 | if (!etaMap) { | |
1057 | AliError(Form("TPC eta correction map not found for run %d and also no default map found -> Disabled eta correction!!!", fRun)); | |
87da0205 | 1058 | fUseTPCEtaCorrection = kFALSE; |
f84b18dd | 1059 | } |
1060 | else { | |
1061 | TH2D* etaMapRefined = RefineHistoViaLinearInterpolation(etaMap, refineFactorMapX, refineFactorMapY); | |
1062 | ||
1063 | if (etaMapRefined) { | |
1064 | if (!fTPCResponse.SetEtaCorrMap(etaMapRefined)) { | |
1065 | AliError(Form("Failed to set TPC eta correction map for run %d -> Disabled eta correction!!!", fRun)); | |
1066 | fTPCResponse.SetEtaCorrMap(0x0); | |
87da0205 | 1067 | fUseTPCEtaCorrection = kFALSE; |
f84b18dd | 1068 | } |
1069 | else { | |
d5113358 | 1070 | AliInfo(Form("Loaded TPC eta correction map (refine factors %.2f/%.2f) from %s: %s (MD5(map) = %s)", |
1071 | refineFactorMapX, refineFactorMapY, fileNameMaps.Data(), fTPCResponse.GetEtaCorrMap()->GetTitle(), | |
5a9dc560 | 1072 | GetChecksum(fTPCResponse.GetEtaCorrMap()).Data())); |
f84b18dd | 1073 | } |
1074 | ||
1075 | delete etaMapRefined; | |
1076 | } | |
1077 | else { | |
1078 | AliError(Form("Failed to set TPC eta correction map for run %d (map was loaded, but couldn't be refined) -> Disabled eta correction!!!", fRun)); | |
87da0205 | 1079 | fUseTPCEtaCorrection = kFALSE; |
f84b18dd | 1080 | } |
1081 | } | |
1082 | } | |
1083 | ||
87da0205 | 1084 | // If there was some problem loading the eta maps, it makes no sense to load the sigma maps (that require eta corrected data) |
1085 | if (fUseTPCEtaCorrection == kFALSE) { | |
1086 | AliError("Failed to load TPC eta correction map required by sigma maps -> Using old parametrisation for sigma"); | |
1087 | return; | |
1088 | } | |
1089 | ||
f84b18dd | 1090 | // Load the sigma parametrisation (1/dEdx vs tanTheta_local (~eta)) |
f85a3764 | 1091 | AliOADBContainer etaSigmaMapsCont(Form("TPCetaSigmaMaps_%s_pass%d", dataType.Data(), recopass)); |
f84b18dd | 1092 | |
d5113358 | 1093 | statusCont = etaSigmaMapsCont.InitFromFile(fileNameMaps.Data(), Form("TPCetaSigmaMaps_%s_pass%d", dataType.Data(), recopass)); |
f84b18dd | 1094 | if (statusCont) { |
1095 | AliError("Failed initializing TPC eta sigma maps from OADB -> Using old sigma parametrisation"); | |
1096 | } | |
1097 | else { | |
d5113358 | 1098 | AliInfo(Form("Loading TPC eta sigma map from %s", fileNameMaps.Data())); |
f84b18dd | 1099 | |
1100 | TObjArray* etaSigmaPars = 0x0; | |
1101 | ||
87da0205 | 1102 | if (fIsMC && !(fTuneMConData && ((fTuneMConDataMask & kDetTPC) == kDetTPC))) { |
f85a3764 | 1103 | TString searchMap = Form("TPCetaSigmaMaps_%s_%s_pass%d", dataType.Data(), period.Data(), recopass); |
f84b18dd | 1104 | etaSigmaPars = dynamic_cast<TObjArray *>(etaSigmaMapsCont.GetDefaultObject(searchMap.Data())); |
1105 | if (!etaSigmaPars) { | |
1106 | // Try default object | |
1107 | etaSigmaPars = dynamic_cast<TObjArray *>(etaSigmaMapsCont.GetDefaultObject(defaultObj.Data())); | |
1108 | } | |
1109 | } | |
1110 | else { | |
1111 | etaSigmaPars = dynamic_cast<TObjArray *>(etaSigmaMapsCont.GetObject(fRun, defaultObj.Data())); | |
1112 | } | |
1113 | ||
1114 | if (!etaSigmaPars) { | |
1115 | AliError(Form("TPC eta sigma parametrisation not found for run %d -> Using old sigma parametrisation!!!", fRun)); | |
1116 | } | |
1117 | else { | |
1118 | TH2D* etaSigmaPar1Map = dynamic_cast<TH2D *>(etaSigmaPars->FindObject("sigmaPar1Map")); | |
1119 | TNamed* sigmaPar0Info = dynamic_cast<TNamed *>(etaSigmaPars->FindObject("sigmaPar0")); | |
1120 | Double_t sigmaPar0 = 0.0; | |
1121 | ||
1122 | if (sigmaPar0Info) { | |
1123 | TString sigmaPar0String = sigmaPar0Info->GetTitle(); | |
1124 | sigmaPar0 = sigmaPar0String.Atof(); | |
1125 | } | |
1126 | else { | |
1127 | // Something is weired because the object for parameter 0 could not be loaded -> New sigma parametrisation can not be used! | |
1128 | etaSigmaPar1Map = 0x0; | |
1129 | } | |
1130 | ||
1131 | TH2D* etaSigmaPar1MapRefined = RefineHistoViaLinearInterpolation(etaSigmaPar1Map, refineFactorSigmaMapX, refineFactorSigmaMapY); | |
1132 | ||
1133 | ||
1134 | if (etaSigmaPar1MapRefined) { | |
1135 | if (!fTPCResponse.SetSigmaParams(etaSigmaPar1MapRefined, sigmaPar0)) { | |
1136 | AliError(Form("Failed to set TPC eta sigma map for run %d -> Using old sigma parametrisation!!!", fRun)); | |
1137 | fTPCResponse.SetSigmaParams(0x0, 0); | |
1138 | } | |
1139 | else { | |
d5113358 | 1140 | AliInfo(Form("Loaded TPC sigma correction map (refine factors %.2f/%.2f) from %s: %s (MD5(map) = %s, sigmaPar0 = %f)", |
1141 | refineFactorSigmaMapX, refineFactorSigmaMapY, fileNameMaps.Data(), fTPCResponse.GetSigmaPar1Map()->GetTitle(), | |
5a9dc560 | 1142 | GetChecksum(fTPCResponse.GetSigmaPar1Map()).Data(), sigmaPar0)); |
f84b18dd | 1143 | } |
1144 | ||
1145 | delete etaSigmaPar1MapRefined; | |
1146 | } | |
1147 | else { | |
1148 | AliError(Form("Failed to set TPC eta sigma map for run %d (map was loaded, but couldn't be refined) -> Using old sigma parametrisation!!!", | |
1149 | fRun)); | |
1150 | } | |
1151 | } | |
1152 | } | |
1153 | } | |
1154 | ||
4ec8e76d | 1155 | //______________________________________________________________________________ |
1156 | void AliPIDResponse::SetTPCPidResponseMaster() | |
1157 | { | |
1158 | // | |
1159 | // Load the TPC pid response functions from the OADB | |
644666df | 1160 | // Load the TPC voltage maps from OADB |
4ec8e76d | 1161 | // |
09b50a42 | 1162 | //don't load twice for the moment |
1163 | if (fArrPidResponseMaster) return; | |
1164 | ||
1165 | ||
4ec8e76d | 1166 | //reset the PID response functions |
1167 | delete fArrPidResponseMaster; | |
644666df | 1168 | fArrPidResponseMaster=NULL; |
4ec8e76d | 1169 | |
644666df | 1170 | TFile *f=NULL; |
4ec8e76d | 1171 | |
644666df | 1172 | TString fileNamePIDresponse(Form("%s/COMMON/PID/data/TPCPIDResponse.root", fOADBPath.Data())); |
d5113358 | 1173 | if (!fCustomTPCpidResponse.IsNull()) fileNamePIDresponse=fCustomTPCpidResponse; |
1174 | ||
644666df | 1175 | f=TFile::Open(fileNamePIDresponse.Data()); |
ea235c90 | 1176 | if (f && f->IsOpen() && !f->IsZombie()){ |
1177 | fArrPidResponseMaster=dynamic_cast<TObjArray*>(f->Get("TPCPIDResponse")); | |
4ec8e76d | 1178 | } |
ea235c90 | 1179 | delete f; |
644666df | 1180 | |
1181 | TString fileNameVoltageMaps(Form("%s/COMMON/PID/data/TPCvoltageSettings.root", fOADBPath.Data())); | |
1182 | f=TFile::Open(fileNameVoltageMaps.Data()); | |
1183 | if (f && f->IsOpen() && !f->IsZombie()){ | |
1184 | fOADBvoltageMaps=dynamic_cast<AliOADBContainer*>(f->Get("TPCvoltageSettings")); | |
1185 | } | |
1186 | delete f; | |
4ec8e76d | 1187 | |
1188 | if (!fArrPidResponseMaster){ | |
644666df | 1189 | AliFatal(Form("Could not retrieve the TPC pid response from: %s",fileNamePIDresponse.Data())); |
4ec8e76d | 1190 | return; |
1191 | } | |
1192 | fArrPidResponseMaster->SetOwner(); | |
644666df | 1193 | |
1194 | if (!fOADBvoltageMaps) | |
1195 | { | |
1196 | AliFatal(Form("Could not retrieve the TPC voltage maps from: %s",fileNameVoltageMaps.Data())); | |
1197 | } | |
1198 | fArrPidResponseMaster->SetOwner(); | |
4ec8e76d | 1199 | } |
1200 | ||
1201 | //______________________________________________________________________________ | |
1202 | void AliPIDResponse::SetTPCParametrisation() | |
1203 | { | |
1204 | // | |
1205 | // Change BB parametrisation for current run | |
1206 | // | |
1207 | ||
12d3abbc | 1208 | // |
1209 | //reset old splines | |
1210 | // | |
1211 | fTPCResponse.ResetSplines(); | |
1212 | ||
4ec8e76d | 1213 | if (fLHCperiod.IsNull()) { |
12d3abbc | 1214 | AliError("No period set, not changing parametrisation"); |
4ec8e76d | 1215 | return; |
1216 | } | |
1217 | ||
1218 | // | |
1219 | // Set default parametrisations for data and MC | |
1220 | // | |
1221 | ||
1222 | //data type | |
1223 | TString datatype="DATA"; | |
1224 | //in case of mc fRecoPass is per default 1 | |
1225 | if (fIsMC) { | |
87da0205 | 1226 | if(!(fTuneMConData && ((fTuneMConDataMask & kDetTPC) == kDetTPC))) datatype="MC"; |
539a5a59 | 1227 | fRecoPass=1; |
4ec8e76d | 1228 | } |
f84b18dd | 1229 | |
4a527e08 | 1230 | // period |
1231 | TString period=fLHCperiod; | |
87da0205 | 1232 | if (fIsMC && !(fTuneMConData && ((fTuneMConDataMask & kDetTPC) == kDetTPC))) period=fMCperiodTPC; |
4a527e08 | 1233 | |
f85a3764 | 1234 | Int_t recopass = fRecoPass; |
87da0205 | 1235 | if(fTuneMConData && ((fTuneMConDataMask & kDetTPC) == kDetTPC)) recopass = fRecoPassUser; |
f85a3764 | 1236 | |
1237 | AliInfo(Form("Searching splines for: %s %s PASS%d %s",datatype.Data(),period.Data(),recopass,fBeamType.Data())); | |
4a527e08 | 1238 | Bool_t found=kFALSE; |
4ec8e76d | 1239 | // |
1240 | //set the new PID splines | |
1241 | // | |
4ec8e76d | 1242 | if (fArrPidResponseMaster){ |
4ec8e76d | 1243 | //for MC don't use period information |
644666df | 1244 | //if (fIsMC) period="[A-Z0-9]*"; |
4ec8e76d | 1245 | //for MC use MC period information |
644666df | 1246 | //pattern for the default entry (valid for all particles) |
de678885 | 1247 | TPRegexp reg(Form("TSPLINE3_%s_([A-Z]*)_%s_PASS%d_%s_MEAN(_*)([A-Z1-9]*)",datatype.Data(),period.Data(),recopass,fBeamType.Data())); |
644666df | 1248 | |
f85a3764 | 1249 | //find particle id and gain scenario |
644666df | 1250 | for (Int_t igainScenario=0; igainScenario<AliTPCPIDResponse::fgkNumberOfGainScenarios; igainScenario++) |
1251 | { | |
1252 | TObject *grAll=NULL; | |
1253 | TString gainScenario = AliTPCPIDResponse::GainScenarioName(igainScenario); | |
1254 | gainScenario.ToUpper(); | |
1255 | //loop over entries and filter them | |
1256 | for (Int_t iresp=0; iresp<fArrPidResponseMaster->GetEntriesFast();++iresp) | |
1257 | { | |
1258 | TObject *responseFunction=fArrPidResponseMaster->At(iresp); | |
1259 | if (responseFunction==NULL) continue; | |
1260 | TString responseName=responseFunction->GetName(); | |
1261 | ||
1262 | if (!reg.MatchB(responseName)) continue; | |
1263 | ||
1264 | TObjArray *arr=reg.MatchS(responseName); if (!arr) continue; | |
1265 | TObject* tmp=NULL; | |
1266 | tmp=arr->At(1); if (!tmp) continue; | |
1267 | TString particleName=tmp->GetName(); | |
1268 | tmp=arr->At(3); if (!tmp) continue; | |
1269 | TString gainScenarioName=tmp->GetName(); | |
1270 | delete arr; | |
1271 | if (particleName.IsNull()) continue; | |
1272 | if (!grAll && particleName=="ALL" && gainScenarioName==gainScenario) grAll=responseFunction; | |
1273 | else | |
1274 | { | |
1275 | for (Int_t ispec=0; ispec<(AliTPCPIDResponse::fgkNumberOfParticleSpecies); ++ispec) | |
1276 | { | |
1277 | TString particle=AliPID::ParticleName(ispec); | |
1278 | particle.ToUpper(); | |
1279 | //std::cout<<responseName<<" "<<particle<<" "<<particleName<<" "<<gainScenario<<" "<<gainScenarioName<<std::endl; | |
1280 | if ( particle == particleName && gainScenario == gainScenarioName ) | |
1281 | { | |
1282 | fTPCResponse.SetResponseFunction( responseFunction, | |
1283 | (AliPID::EParticleType)ispec, | |
1284 | (AliTPCPIDResponse::ETPCgainScenario)igainScenario ); | |
1285 | fTPCResponse.SetUseDatabase(kTRUE); | |
5a9dc560 | 1286 | AliInfo(Form("Adding graph: %d %d - %s (MD5(spline) = %s)",ispec,igainScenario,responseFunction->GetName(), |
1287 | GetChecksum((TSpline3*)responseFunction).Data())); | |
644666df | 1288 | found=kTRUE; |
644666df | 1289 | break; |
1290 | } | |
4ec8e76d | 1291 | } |
1292 | } | |
1293 | } | |
bf26ce58 | 1294 | |
1295 | // Retrieve responsefunction for pions - will (if available) be used for muons if there are no dedicated muon splines. | |
1296 | // For light nuclei, try to set the proton spline, if no dedicated splines are available. | |
1297 | // In both cases: Use default splines, if no dedicated splines and no pion/proton splines are available. | |
1298 | TObject* responseFunctionPion = fTPCResponse.GetResponseFunction( (AliPID::EParticleType)AliPID::kPion, | |
1299 | (AliTPCPIDResponse::ETPCgainScenario)igainScenario); | |
1300 | TObject* responseFunctionProton = fTPCResponse.GetResponseFunction( (AliPID::EParticleType)AliPID::kProton, | |
1301 | (AliTPCPIDResponse::ETPCgainScenario)igainScenario); | |
1302 | ||
1303 | for (Int_t ispec=0; ispec<(AliTPCPIDResponse::fgkNumberOfParticleSpecies); ++ispec) | |
644666df | 1304 | { |
bf26ce58 | 1305 | if (!fTPCResponse.GetResponseFunction( (AliPID::EParticleType)ispec, |
1306 | (AliTPCPIDResponse::ETPCgainScenario)igainScenario)) | |
644666df | 1307 | { |
bf26ce58 | 1308 | if (ispec == AliPID::kMuon) { // Muons |
1309 | if (responseFunctionPion) { | |
1310 | fTPCResponse.SetResponseFunction( responseFunctionPion, | |
1311 | (AliPID::EParticleType)ispec, | |
1312 | (AliTPCPIDResponse::ETPCgainScenario)igainScenario ); | |
1313 | fTPCResponse.SetUseDatabase(kTRUE); | |
5a9dc560 | 1314 | AliInfo(Form("Adding graph: %d %d - %s (MD5(spline) = %s)",ispec,igainScenario,responseFunctionPion->GetName(), |
1315 | GetChecksum((TSpline3*)responseFunctionPion).Data())); | |
bf26ce58 | 1316 | found=kTRUE; |
1317 | } | |
1318 | else if (grAll) { | |
1319 | fTPCResponse.SetResponseFunction( grAll, | |
1320 | (AliPID::EParticleType)ispec, | |
1321 | (AliTPCPIDResponse::ETPCgainScenario)igainScenario ); | |
1322 | fTPCResponse.SetUseDatabase(kTRUE); | |
5a9dc560 | 1323 | AliInfo(Form("Adding graph: %d %d - %s (MD5(spline) = %s)",ispec,igainScenario,grAll->GetName(), |
1324 | GetChecksum((TSpline3*)grAll).Data())); | |
bf26ce58 | 1325 | found=kTRUE; |
1326 | } | |
1327 | //else | |
1328 | // AliError(Form("No splines found for muons (also no pion splines and no default splines) for gain scenario %d!", igainScenario)); | |
1329 | } | |
1330 | else if (ispec >= AliPID::kSPECIES) { // Light nuclei | |
1331 | if (responseFunctionProton) { | |
1332 | fTPCResponse.SetResponseFunction( responseFunctionProton, | |
1333 | (AliPID::EParticleType)ispec, | |
1334 | (AliTPCPIDResponse::ETPCgainScenario)igainScenario ); | |
1335 | fTPCResponse.SetUseDatabase(kTRUE); | |
5a9dc560 | 1336 | AliInfo(Form("Adding graph: %d %d - %s (MD5(spline) = %s)",ispec,igainScenario,responseFunctionProton->GetName(), |
1337 | GetChecksum((TSpline3*)responseFunctionProton).Data())); | |
bf26ce58 | 1338 | found=kTRUE; |
1339 | } | |
1340 | else if (grAll) { | |
644666df | 1341 | fTPCResponse.SetResponseFunction( grAll, |
1342 | (AliPID::EParticleType)ispec, | |
1343 | (AliTPCPIDResponse::ETPCgainScenario)igainScenario ); | |
1344 | fTPCResponse.SetUseDatabase(kTRUE); | |
5a9dc560 | 1345 | AliInfo(Form("Adding graph: %d %d - %s (MD5(spline) = %s)",ispec,igainScenario,grAll->GetName(), |
1346 | GetChecksum((TSpline3*)grAll).Data())); | |
644666df | 1347 | found=kTRUE; |
bf26ce58 | 1348 | } |
1349 | //else | |
1350 | // AliError(Form("No splines found for species %d (also no proton splines and no default splines) for gain scenario %d!", | |
1351 | // ispec, igainScenario)); | |
644666df | 1352 | } |
4ec8e76d | 1353 | } |
1354 | } | |
1355 | } | |
1356 | } | |
644666df | 1357 | else AliInfo("no fArrPidResponseMaster"); |
4a527e08 | 1358 | |
1359 | if (!found){ | |
f85a3764 | 1360 | AliError(Form("No splines found for: %s %s PASS%d %s",datatype.Data(),period.Data(),recopass,fBeamType.Data())); |
4a527e08 | 1361 | } |
644666df | 1362 | |
87da0205 | 1363 | |
1364 | // | |
22158469 | 1365 | // Setup multiplicity correction (only used for non-pp collisions) |
87da0205 | 1366 | // |
22158469 JW |
1367 | |
1368 | const Bool_t isPP = (fBeamType.CompareTo("PP") == 0); | |
1369 | ||
1370 | // 2013 pPb data taking at low luminosity | |
1371 | const Bool_t isPPb2013LowLuminosity = period.Contains("LHC13B") || period.Contains("LHC13C") || period.Contains("LHC13D"); | |
1372 | // PbPb 2010, period 10h.pass2 | |
1373 | //TODO Needs further development const Bool_t is10hpass2 = period.Contains("LHC10H") && recopass == 2; | |
1374 | ||
eafa51b5 JW |
1375 | |
1376 | // In case of MC without(!) tune on data activated for the TPC, don't use the multiplicity correction for the moment | |
1377 | Bool_t isMCandNotTPCtuneOnData = fIsMC && !(fTuneMConData && ((fTuneMConDataMask & kDetTPC) == kDetTPC)); | |
1378 | ||
22158469 | 1379 | // If correction is available, but disabled (highly NOT recommended!), print warning |
eafa51b5 | 1380 | if (!fUseTPCMultiplicityCorrection && !isPP && !isMCandNotTPCtuneOnData) { |
22158469 JW |
1381 | //TODO: Needs further development if (is10hpass2 || isPPb2013LowLuminosity) { |
1382 | if (isPPb2013LowLuminosity) { | |
1383 | AliWarning("Mulitplicity correction disabled, but correction parameters for this period exist. It is highly recommended to use enable the correction. Otherwise the splines might be off!"); | |
1384 | } | |
1385 | } | |
1386 | ||
eafa51b5 | 1387 | if (fUseTPCMultiplicityCorrection && !isPP && !isMCandNotTPCtuneOnData) { |
87da0205 | 1388 | AliInfo("Multiplicity correction enabled!"); |
1389 | ||
1390 | //TODO After testing, load parameters from outside | |
22158469 | 1391 | /*TODO no correction for MC |
87da0205 | 1392 | if (period.Contains("LHC11A10")) {//LHC11A10A |
1393 | AliInfo("Using multiplicity correction parameters for 11a10!"); | |
1394 | fTPCResponse.SetParameterMultiplicityCorrection(0, 6.90133e-06); | |
1395 | fTPCResponse.SetParameterMultiplicityCorrection(1, -1.22123e-03); | |
1396 | fTPCResponse.SetParameterMultiplicityCorrection(2, 1.80220e-02); | |
1397 | fTPCResponse.SetParameterMultiplicityCorrection(3, 0.1); | |
1398 | fTPCResponse.SetParameterMultiplicityCorrection(4, 6.45306e-03); | |
1399 | ||
1400 | fTPCResponse.SetParameterMultiplicityCorrectionTanTheta(0, -2.85505e-07); | |
1401 | fTPCResponse.SetParameterMultiplicityCorrectionTanTheta(1, -1.31911e-06); | |
1402 | fTPCResponse.SetParameterMultiplicityCorrectionTanTheta(2, -0.5); | |
1403 | ||
1404 | fTPCResponse.SetParameterMultiplicitySigmaCorrection(0, -4.29665e-05); | |
1405 | fTPCResponse.SetParameterMultiplicitySigmaCorrection(1, 1.37023e-02); | |
1406 | fTPCResponse.SetParameterMultiplicitySigmaCorrection(2, -6.36337e-01); | |
1407 | fTPCResponse.SetParameterMultiplicitySigmaCorrection(3, 1.13479e-02); | |
1408 | } | |
22158469 JW |
1409 | else*/ if (isPPb2013LowLuminosity) {// 2013 pPb data taking at low luminosity |
1410 | AliInfo("Using multiplicity correction parameters for 13b.pass2 (at least also valid for 13{c,d} and pass 3)!"); | |
ef7661fd | 1411 | |
1412 | fTPCResponse.SetParameterMultiplicityCorrection(0, -5.906e-06); | |
1413 | fTPCResponse.SetParameterMultiplicityCorrection(1, -5.064e-04); | |
1414 | fTPCResponse.SetParameterMultiplicityCorrection(2, -3.521e-02); | |
1415 | fTPCResponse.SetParameterMultiplicityCorrection(3, 2.469e-02); | |
1416 | fTPCResponse.SetParameterMultiplicityCorrection(4, 0); | |
1417 | ||
1418 | fTPCResponse.SetParameterMultiplicityCorrectionTanTheta(0, -5.32e-06); | |
1419 | fTPCResponse.SetParameterMultiplicityCorrectionTanTheta(1, 1.177e-05); | |
1420 | fTPCResponse.SetParameterMultiplicityCorrectionTanTheta(2, -0.5); | |
1421 | ||
1422 | fTPCResponse.SetParameterMultiplicitySigmaCorrection(0, 0.); | |
1423 | fTPCResponse.SetParameterMultiplicitySigmaCorrection(1, 0.); | |
1424 | fTPCResponse.SetParameterMultiplicitySigmaCorrection(2, 0.); | |
1425 | fTPCResponse.SetParameterMultiplicitySigmaCorrection(3, 0.); | |
1426 | ||
1427 | /* Not too bad, but far from perfect in the details | |
1428 | fTPCResponse.SetParameterMultiplicityCorrection(0, -6.27187e-06); | |
1429 | fTPCResponse.SetParameterMultiplicityCorrection(1, -4.60649e-04); | |
1430 | fTPCResponse.SetParameterMultiplicityCorrection(2, -4.26450e-02); | |
1431 | fTPCResponse.SetParameterMultiplicityCorrection(3, 2.40590e-02); | |
1432 | fTPCResponse.SetParameterMultiplicityCorrection(4, 0); | |
1433 | ||
1434 | fTPCResponse.SetParameterMultiplicityCorrectionTanTheta(0, -5.338e-06); | |
1435 | fTPCResponse.SetParameterMultiplicityCorrectionTanTheta(1, 1.220e-05); | |
1436 | fTPCResponse.SetParameterMultiplicityCorrectionTanTheta(2, -0.5); | |
1437 | ||
1438 | fTPCResponse.SetParameterMultiplicitySigmaCorrection(0, 7.89237e-05); | |
1439 | fTPCResponse.SetParameterMultiplicitySigmaCorrection(1, -1.30662e-02); | |
1440 | fTPCResponse.SetParameterMultiplicitySigmaCorrection(2, 8.91548e-01); | |
1441 | fTPCResponse.SetParameterMultiplicitySigmaCorrection(3, 1.47931e-02); | |
1442 | */ | |
1443 | } | |
22158469 JW |
1444 | /*TODO: Needs further development |
1445 | else if (is10hpass2) { | |
87da0205 | 1446 | AliInfo("Using multiplicity correction parameters for 10h.pass2!"); |
1447 | fTPCResponse.SetParameterMultiplicityCorrection(0, 3.21636e-07); | |
1448 | fTPCResponse.SetParameterMultiplicityCorrection(1, -6.65876e-04); | |
1449 | fTPCResponse.SetParameterMultiplicityCorrection(2, 1.28786e-03); | |
1450 | fTPCResponse.SetParameterMultiplicityCorrection(3, 1.47677e-02); | |
1451 | fTPCResponse.SetParameterMultiplicityCorrection(4, 0); | |
1452 | ||
1453 | fTPCResponse.SetParameterMultiplicityCorrectionTanTheta(0, 7.23591e-08); | |
1454 | fTPCResponse.SetParameterMultiplicityCorrectionTanTheta(1, 2.7469e-06); | |
1455 | fTPCResponse.SetParameterMultiplicityCorrectionTanTheta(2, -0.5); | |
1456 | ||
1457 | fTPCResponse.SetParameterMultiplicitySigmaCorrection(0, -1.22590e-05); | |
1458 | fTPCResponse.SetParameterMultiplicitySigmaCorrection(1, 6.88888e-03); | |
1459 | fTPCResponse.SetParameterMultiplicitySigmaCorrection(2, -3.20788e-01); | |
1460 | fTPCResponse.SetParameterMultiplicitySigmaCorrection(3, 1.07345e-02); | |
1461 | } | |
22158469 | 1462 | */ |
87da0205 | 1463 | else { |
1464 | AliError(Form("Multiplicity correction is enabled, but no multiplicity correction parameters have been found for period %s.pass%d -> Mulitplicity correction DISABLED!", period.Data(), recopass)); | |
1465 | fUseTPCMultiplicityCorrection = kFALSE; | |
1466 | fTPCResponse.ResetMultiplicityCorrectionFunctions(); | |
1467 | } | |
1468 | } | |
1469 | else { | |
1470 | // Just set parameters such that overall correction factor is 1, i.e. no correction. | |
1471 | // This is just a reasonable choice for the parameters for safety reasons. Disabling | |
1472 | // the multiplicity correction will anyhow skip the calculation of the corresponding | |
1473 | // correction factor inside THIS class. Nevertheless, experts can access the TPCPIDResponse | |
1474 | // directly and use it for calculations - which should still give valid results, even if | |
1475 | // the multiplicity correction is explicitely enabled in such expert calls. | |
1476 | ||
eafa51b5 JW |
1477 | TString reasonForDisabling = "requested by user"; |
1478 | if (fUseTPCMultiplicityCorrection) { | |
1479 | if (isPP) | |
1480 | reasonForDisabling = "pp collisions"; | |
1481 | else | |
1482 | reasonForDisabling = "MC w/o tune on data"; | |
1483 | } | |
1484 | ||
87da0205 | 1485 | AliInfo(Form("Multiplicity correction %sdisabled (%s)!", fUseTPCMultiplicityCorrection ? "automatically " : "", |
eafa51b5 | 1486 | reasonForDisabling.Data())); |
87da0205 | 1487 | |
1488 | fUseTPCMultiplicityCorrection = kFALSE; | |
1489 | fTPCResponse.ResetMultiplicityCorrectionFunctions(); | |
1490 | } | |
1491 | ||
22158469 JW |
1492 | if (fUseTPCMultiplicityCorrection) { |
1493 | for (Int_t i = 0; i <= 4 + 1; i++) { | |
1494 | AliInfo(Form("parMultCorr: %d, %e", i, fTPCResponse.GetMultiplicityCorrectionFunction()->GetParameter(i))); | |
1495 | } | |
1496 | for (Int_t j = 0; j <= 2 + 1; j++) { | |
1497 | AliInfo(Form("parMultCorrTanTheta: %d, %e", j, fTPCResponse.GetMultiplicityCorrectionFunctionTanTheta()->GetParameter(j))); | |
1498 | } | |
1499 | for (Int_t j = 0; j <= 3 + 1; j++) { | |
1500 | AliInfo(Form("parMultSigmaCorr: %d, %e", j, fTPCResponse.GetMultiplicitySigmaCorrectionFunction()->GetParameter(j))); | |
1501 | } | |
87da0205 | 1502 | } |
1503 | ||
4ec8e76d | 1504 | // |
87da0205 | 1505 | // Setup old resolution parametrisation |
4ec8e76d | 1506 | // |
1507 | ||
1508 | //default | |
1509 | fTPCResponse.SetSigma(3.79301e-03, 2.21280e+04); | |
1510 | ||
3b3bf053 | 1511 | if (fRun>=122195){ //LHC10d |
4ec8e76d | 1512 | fTPCResponse.SetSigma(2.30176e-02, 5.60422e+02); |
1513 | } | |
3b3bf053 | 1514 | |
1515 | if (fRun>=170719){ // LHC12a | |
1516 | fTPCResponse.SetSigma(2.95714e-03, 1.01953e+05); | |
1517 | } | |
1518 | ||
1519 | if (fRun>=177312){ // LHC12b | |
1520 | fTPCResponse.SetSigma(3.74633e-03, 7.11829e+04 ); | |
1521 | } | |
1522 | ||
1523 | if (fRun>=186346){ // LHC12e | |
723c4874 | 1524 | fTPCResponse.SetSigma(8.62022e-04, 9.08156e+05); |
1525 | } | |
1526 | ||
23425eb2 | 1527 | if (fArrPidResponseMaster) |
f85a3764 | 1528 | fResolutionCorrection=(TF1*)fArrPidResponseMaster->FindObject(Form("TF1_%s_ALL_%s_PASS%d_%s_SIGMA",datatype.Data(),period.Data(),recopass,fBeamType.Data())); |
4ec8e76d | 1529 | |
5a9dc560 | 1530 | if (fResolutionCorrection) AliInfo(Form("Setting multiplicity correction function: %s (MD5(corr function) = %s)", |
1531 | fResolutionCorrection->GetName(), GetChecksum(fResolutionCorrection).Data())); | |
644666df | 1532 | |
1533 | //read in the voltage map | |
12d3abbc | 1534 | TVectorF* gsm = 0x0; |
1535 | if (fOADBvoltageMaps) gsm=dynamic_cast<TVectorF*>(fOADBvoltageMaps->GetObject(fRun)); | |
644666df | 1536 | if (gsm) |
1537 | { | |
1538 | fTPCResponse.SetVoltageMap(*gsm); | |
1539 | TString vals; | |
1540 | AliInfo(Form("Reading the voltage map for run %d\n",fRun)); | |
1541 | vals="IROC A: "; for (Int_t i=0; i<18; i++){vals+=Form("%.2f ",(*gsm)[i]);} | |
1542 | AliInfo(vals.Data()); | |
1543 | vals="IROC C: "; for (Int_t i=18; i<36; i++){vals+=Form("%.2f ",(*gsm)[i]);} | |
1544 | AliInfo(vals.Data()); | |
1545 | vals="OROC A: "; for (Int_t i=36; i<54; i++){vals+=Form("%.2f ",(*gsm)[i]);} | |
1546 | AliInfo(vals.Data()); | |
1547 | vals="OROC C: "; for (Int_t i=54; i<72; i++){vals+=Form("%.2f ",(*gsm)[i]);} | |
1548 | AliInfo(vals.Data()); | |
1549 | } | |
1550 | else AliInfo("no voltage map, ideal default assumed"); | |
4ec8e76d | 1551 | } |
1552 | ||
ea235c90 | 1553 | //______________________________________________________________________________ |
1554 | void AliPIDResponse::SetTRDPidResponseMaster() | |
1555 | { | |
1556 | // | |
1557 | // Load the TRD pid params and references from the OADB | |
1558 | // | |
db0e2c5f | 1559 | if(fTRDPIDResponseObject) return; |
53d016dc | 1560 | AliOADBContainer contParams("contParams"); |
1561 | ||
db0e2c5f | 1562 | Int_t statusResponse = contParams.InitFromFile(Form("%s/COMMON/PID/data/TRDPIDResponse.root", fOADBPath.Data()), "AliTRDPIDResponseObject"); |
1563 | if(statusResponse){ | |
1564 | AliError("Failed initializing PID Response Object from OADB"); | |
59a8e853 | 1565 | } else { |
db0e2c5f | 1566 | AliInfo(Form("Loading TRD Response from %s/COMMON/PID/data/TRDPIDResponse.root", fOADBPath.Data())); |
1567 | fTRDPIDResponseObject = dynamic_cast<AliTRDPIDResponseObject *>(contParams.GetObject(fRun)); | |
1568 | if(!fTRDPIDResponseObject){ | |
1569 | AliError(Form("TRD Response not found in run %d", fRun)); | |
59a8e853 | 1570 | } |
1571 | } | |
ea235c90 | 1572 | } |
1573 | ||
1574 | //______________________________________________________________________________ | |
1575 | void AliPIDResponse::InitializeTRDResponse(){ | |
1576 | // | |
1577 | // Set PID Params and references to the TRD PID response | |
1578 | // | |
db0e2c5f | 1579 | fTRDResponse.SetPIDResponseObject(fTRDPIDResponseObject); |
9c499471 | 1580 | fTRDResponse.SetdEdxParams(fTRDdEdxParams); |
f2762b1c | 1581 | } |
1582 | ||
bd58d4b9 | 1583 | //______________________________________________________________________________ |
1584 | void AliPIDResponse::SetTRDSlices(UInt_t TRDslicesForPID[2],AliTRDPIDResponse::ETRDPIDMethod method) const{ | |
1585 | ||
72abc110 | 1586 | if(fLHCperiod.Contains("LHC10D") || fLHCperiod.Contains("LHC10E")){ |
bd58d4b9 | 1587 | // backward compatibility for setting with 8 slices |
1588 | TRDslicesForPID[0] = 0; | |
1589 | TRDslicesForPID[1] = 7; | |
f2762b1c | 1590 | } |
bd58d4b9 | 1591 | else{ |
1592 | if(method==AliTRDPIDResponse::kLQ1D){ | |
1593 | TRDslicesForPID[0] = 0; // first Slice contains normalized dEdx | |
1594 | TRDslicesForPID[1] = 0; | |
1595 | } | |
1596 | if(method==AliTRDPIDResponse::kLQ2D){ | |
1597 | TRDslicesForPID[0] = 1; | |
1598 | TRDslicesForPID[1] = 7; | |
1599 | } | |
db0e2c5f | 1600 | } |
bd58d4b9 | 1601 | AliDebug(1,Form("Slice Range set to %d - %d",TRDslicesForPID[0],TRDslicesForPID[1])); |
ea235c90 | 1602 | } |
1603 | ||
9c499471 | 1604 | //______________________________________________________________________________ |
1605 | void AliPIDResponse::SetTRDdEdxParams() | |
1606 | { | |
1607 | if(fTRDdEdxParams) return; | |
1608 | ||
1609 | const TString containerName = "TRDdEdxParamsContainer"; | |
1610 | AliOADBContainer cont(containerName.Data()); | |
1611 | ||
1612 | const TString filePathNamePackage=Form("%s/COMMON/PID/data/TRDdEdxParams.root", fOADBPath.Data()); | |
1613 | ||
1614 | const Int_t statusCont = cont.InitFromFile(filePathNamePackage.Data(), cont.GetName()); | |
1615 | if (statusCont){ | |
1616 | AliFatal("Failed initializing settings from OADB"); | |
1617 | } | |
1618 | else{ | |
2ddf4abb | 1619 | AliInfo(Form("Loading %s from %s\n", cont.GetName(), filePathNamePackage.Data())); |
9c499471 | 1620 | |
1621 | fTRDdEdxParams = (AliTRDdEdxParams*)(cont.GetObject(fRun, "default")); | |
1622 | //fTRDdEdxParams->Print(); | |
1623 | ||
1624 | if(!fTRDdEdxParams){ | |
1625 | AliError(Form("TRD dEdx Params default not found")); | |
1626 | } | |
1627 | } | |
1628 | } | |
1629 | ||
b79db598 | 1630 | //______________________________________________________________________________ |
1631 | void AliPIDResponse::SetTOFPidResponseMaster() | |
1632 | { | |
1633 | // | |
1634 | // Load the TOF pid params from the OADB | |
1635 | // | |
00a38d07 | 1636 | |
1637 | if (fTOFPIDParams) delete fTOFPIDParams; | |
644666df | 1638 | fTOFPIDParams=NULL; |
00a38d07 | 1639 | |
b79db598 | 1640 | TFile *oadbf = new TFile(Form("%s/COMMON/PID/data/TOFPIDParams.root",fOADBPath.Data())); |
00a38d07 | 1641 | if (oadbf && oadbf->IsOpen()) { |
b79db598 | 1642 | AliInfo(Form("Loading TOF Params from %s/COMMON/PID/data/TOFPIDParams.root", fOADBPath.Data())); |
1643 | AliOADBContainer *oadbc = (AliOADBContainer *)oadbf->Get("TOFoadb"); | |
00a38d07 | 1644 | if (oadbc) fTOFPIDParams = dynamic_cast<AliTOFPIDParams *>(oadbc->GetObject(fRun,"TOFparams")); |
b79db598 | 1645 | oadbf->Close(); |
1646 | delete oadbc; | |
b79db598 | 1647 | } |
1648 | delete oadbf; | |
1649 | ||
00a38d07 | 1650 | if (!fTOFPIDParams) AliFatal("TOFPIDParams could not be retrieved"); |
1651 | } | |
b79db598 | 1652 | |
1653 | //______________________________________________________________________________ | |
1654 | void AliPIDResponse::InitializeTOFResponse(){ | |
1655 | // | |
1656 | // Set PID Params to the TOF PID response | |
00a38d07 | 1657 | // |
1658 | ||
1659 | AliInfo("TOF PID Params loaded from OADB"); | |
1660 | AliInfo(Form(" TOF resolution %5.2f [ps]",fTOFPIDParams->GetTOFresolution())); | |
1661 | AliInfo(Form(" StartTime method %d",fTOFPIDParams->GetStartTimeMethod())); | |
1662 | AliInfo(Form(" TOF res. mom. params: %5.2f %5.2f %5.2f %5.2f", | |
1663 | fTOFPIDParams->GetSigParams(0),fTOFPIDParams->GetSigParams(1),fTOFPIDParams->GetSigParams(2),fTOFPIDParams->GetSigParams(3))); | |
c53e310b | 1664 | AliInfo(Form(" Fraction of tracks within gaussian behaviour: %6.4f",fTOFPIDParams->GetTOFtail())); |
1665 | AliInfo(Form(" MC: Fraction of tracks (percentage) to cut to fit matching in data: %6.2f%%",fTOFPIDParams->GetTOFmatchingLossMC())); | |
1666 | AliInfo(Form(" MC: Fraction of random hits (percentage) to add to fit mismatch in data: %6.2f%%",fTOFPIDParams->GetTOFadditionalMismForMC())); | |
1667 | AliInfo(Form(" Start Time Offset %6.2f ps",fTOFPIDParams->GetTOFtimeOffset())); | |
1668 | ||
b79db598 | 1669 | for (Int_t i=0;i<4;i++) { |
1670 | fTOFResponse.SetTrackParameter(i,fTOFPIDParams->GetSigParams(i)); | |
1671 | } | |
1672 | fTOFResponse.SetTimeResolution(fTOFPIDParams->GetTOFresolution()); | |
1673 | ||
78cbd205 | 1674 | AliInfo("TZERO resolution loaded from ESDrun/AODheader"); |
1675 | Float_t t0Spread[4]; | |
1676 | for (Int_t i=0;i<4;i++) t0Spread[i]=fCurrentEvent->GetT0spread(i); | |
1677 | AliInfo(Form(" TZERO spreads from data: (A+C)/2 %f A %f C %f (A'-C')/2: %f",t0Spread[0],t0Spread[1],t0Spread[2],t0Spread[3])); | |
1678 | Float_t a = t0Spread[1]*t0Spread[1]-t0Spread[0]*t0Spread[0]+t0Spread[3]*t0Spread[3]; | |
1679 | Float_t c = t0Spread[2]*t0Spread[2]-t0Spread[0]*t0Spread[0]+t0Spread[3]*t0Spread[3]; | |
1680 | if ( (t0Spread[0] > 50. && t0Spread[0] < 400.) && (a > 0.) && (c>0.)) { | |
1681 | fResT0AC=t0Spread[3]; | |
1682 | fResT0A=TMath::Sqrt(a); | |
1683 | fResT0C=TMath::Sqrt(c); | |
1684 | } else { | |
1685 | AliInfo(" TZERO spreads not present or inconsistent, loading default"); | |
1686 | fResT0A=75.; | |
1687 | fResT0C=65.; | |
1688 | fResT0AC=55.; | |
1689 | } | |
1690 | AliInfo(Form(" TZERO resolution set to: T0A: %f [ps] T0C: %f [ps] T0AC %f [ps]",fResT0A,fResT0C,fResT0AC)); | |
1691 | ||
b79db598 | 1692 | } |
1693 | ||
567624b5 | 1694 | //______________________________________________________________________________ |
1695 | void AliPIDResponse::SetHMPIDPidResponseMaster() | |
1696 | { | |
1697 | // | |
1698 | // Load the HMPID pid params from the OADB | |
1699 | // | |
1700 | ||
1701 | if (fHMPIDPIDParams) delete fHMPIDPIDParams; | |
1702 | fHMPIDPIDParams=NULL; | |
1703 | ||
b2f22270 | 1704 | TFile *oadbf; |
1705 | if(!fIsMC) oadbf = new TFile(Form("%s/COMMON/PID/data/HMPIDPIDParams.root",fOADBPath.Data())); | |
1706 | else oadbf = new TFile(Form("%s/COMMON/PID/MC/HMPIDPIDParams.root",fOADBPath.Data())); | |
567624b5 | 1707 | if (oadbf && oadbf->IsOpen()) { |
1708 | AliInfo(Form("Loading HMPID Params from %s/COMMON/PID/data/HMPIDPIDParams.root", fOADBPath.Data())); | |
1709 | AliOADBContainer *oadbc = (AliOADBContainer *)oadbf->Get("HMPoadb"); | |
1710 | if (oadbc) fHMPIDPIDParams = dynamic_cast<AliHMPIDPIDParams *>(oadbc->GetObject(fRun,"HMPparams")); | |
1711 | oadbf->Close(); | |
1712 | delete oadbc; | |
1713 | } | |
1714 | delete oadbf; | |
1715 | ||
1716 | if (!fHMPIDPIDParams) AliFatal("HMPIDPIDParams could not be retrieved"); | |
1717 | } | |
1718 | ||
1719 | //______________________________________________________________________________ | |
1720 | void AliPIDResponse::InitializeHMPIDResponse(){ | |
1721 | // | |
1722 | // Set PID Params to the HMPID PID response | |
1723 | // | |
1724 | ||
1725 | fHMPIDResponse.SetRefIndexArray(fHMPIDPIDParams->GetHMPIDrefIndex()); | |
1726 | } | |
b79db598 | 1727 | |
1c9d11be | 1728 | //______________________________________________________________________________ |
239fe91c | 1729 | Bool_t AliPIDResponse::IdentifiedAsElectronTRD(const AliVTrack *vtrack,Double_t efficiencyLevel,Double_t centrality,AliTRDPIDResponse::ETRDPIDMethod PIDmethod) const { |
1730 | // old function for compatibility | |
1731 | Int_t ntracklets=0; | |
1732 | return IdentifiedAsElectronTRD(vtrack,ntracklets,efficiencyLevel,centrality,PIDmethod); | |
1733 | } | |
1734 | ||
1735 | //______________________________________________________________________________ | |
1736 | Bool_t AliPIDResponse::IdentifiedAsElectronTRD(const AliVTrack *vtrack, Int_t &ntracklets,Double_t efficiencyLevel,Double_t centrality,AliTRDPIDResponse::ETRDPIDMethod PIDmethod) const { | |
ea235c90 | 1737 | // |
1738 | // Check whether track is identified as electron under a given electron efficiency hypothesis | |
bd58d4b9 | 1739 | // |
239fe91c | 1740 | // ntracklets is the number of tracklets that has been used to calculate the PID signal |
bd58d4b9 | 1741 | |
ea235c90 | 1742 | Double_t probs[AliPID::kSPECIES]; |
ea235c90 | 1743 | |
239fe91c | 1744 | ntracklets =CalculateTRDResponse(vtrack,probs,PIDmethod); |
1745 | ||
99e9d5ec | 1746 | // Take mean of the TRD momenta in the given tracklets |
1747 | Float_t p = 0, trdmomenta[AliVTrack::kTRDnPlanes]; | |
1748 | Int_t nmomenta = 0; | |
ea235c90 | 1749 | for(Int_t iPl=0;iPl<AliVTrack::kTRDnPlanes;iPl++){ |
1750 | if(vtrack->GetTRDmomentum(iPl) > 0.){ | |
99e9d5ec | 1751 | trdmomenta[nmomenta++] = vtrack->GetTRDmomentum(iPl); |
ea235c90 | 1752 | } |
1753 | } | |
99e9d5ec | 1754 | p = TMath::Mean(nmomenta, trdmomenta); |
ea235c90 | 1755 | |
bd58d4b9 | 1756 | return fTRDResponse.IdentifiedAsElectron(ntracklets, probs, p, efficiencyLevel,centrality,PIDmethod); |
ea235c90 | 1757 | } |
1758 | ||
b2138b40 | 1759 | //______________________________________________________________________________ |
1760 | void AliPIDResponse::SetEMCALPidResponseMaster() | |
1761 | { | |
1762 | // | |
1763 | // Load the EMCAL pid response functions from the OADB | |
1764 | // | |
1765 | TObjArray* fEMCALPIDParamsRun = NULL; | |
1766 | TObjArray* fEMCALPIDParamsPass = NULL; | |
1767 | ||
1768 | if(fEMCALPIDParams) return; | |
1769 | AliOADBContainer contParams("contParams"); | |
1770 | ||
1771 | Int_t statusPars = contParams.InitFromFile(Form("%s/COMMON/PID/data/EMCALPIDParams.root", fOADBPath.Data()), "AliEMCALPIDParams"); | |
1772 | if(statusPars){ | |
1773 | AliError("Failed initializing PID Params from OADB"); | |
1774 | } | |
1775 | else { | |
1776 | AliInfo(Form("Loading EMCAL Params from %s/COMMON/PID/data/EMCALPIDParams.root", fOADBPath.Data())); | |
1777 | ||
1778 | fEMCALPIDParamsRun = dynamic_cast<TObjArray *>(contParams.GetObject(fRun)); | |
1779 | if(fEMCALPIDParamsRun) fEMCALPIDParamsPass = dynamic_cast<TObjArray *>(fEMCALPIDParamsRun->FindObject(Form("pass%d",fRecoPass))); | |
1780 | if(fEMCALPIDParamsPass) fEMCALPIDParams = dynamic_cast<TObjArray *>(fEMCALPIDParamsPass->FindObject(Form("EMCALPIDParams_Particles"))); | |
1781 | ||
1782 | if(!fEMCALPIDParams){ | |
f8d39067 | 1783 | AliInfo(Form("EMCAL Params not found in run %d pass %d", fRun, fRecoPass)); |
1f631618 | 1784 | AliInfo("Will take the standard LHC11d instead ..."); |
b2138b40 | 1785 | |
1f631618 | 1786 | fEMCALPIDParamsRun = dynamic_cast<TObjArray *>(contParams.GetObject(156477)); |
1787 | if(fEMCALPIDParamsRun) fEMCALPIDParamsPass = dynamic_cast<TObjArray *>(fEMCALPIDParamsRun->FindObject(Form("pass%d",1))); | |
b2138b40 | 1788 | if(fEMCALPIDParamsPass) fEMCALPIDParams = dynamic_cast<TObjArray *>(fEMCALPIDParamsPass->FindObject(Form("EMCALPIDParams_Particles"))); |
1789 | ||
1790 | if(!fEMCALPIDParams){ | |
1f631618 | 1791 | AliError(Form("DEFAULT EMCAL Params (LHC11d) not found in file %s/COMMON/PID/data/EMCALPIDParams.root", fOADBPath.Data())); |
b2138b40 | 1792 | } |
1793 | } | |
1794 | } | |
1795 | } | |
1796 | ||
1797 | //______________________________________________________________________________ | |
1798 | void AliPIDResponse::InitializeEMCALResponse(){ | |
1799 | // | |
1800 | // Set PID Params to the EMCAL PID response | |
1801 | // | |
1802 | fEMCALResponse.SetPIDParams(fEMCALPIDParams); | |
1803 | ||
1804 | } | |
00a38d07 | 1805 | |
1c9d11be | 1806 | //______________________________________________________________________________ |
1807 | void AliPIDResponse::FillTrackDetectorPID(const AliVTrack *track, EDetector detector) const | |
00a38d07 | 1808 | { |
1809 | // | |
1810 | // create detector PID information and setup the transient pointer in the track | |
1811 | // | |
1c9d11be | 1812 | |
1813 | // check if detector number is inside accepted range | |
1814 | if (detector == kNdetectors) return; | |
1815 | ||
1816 | // get detector pid | |
1817 | AliDetectorPID *detPID=const_cast<AliDetectorPID*>(track->GetDetectorPID()); | |
1818 | if (!detPID) { | |
1819 | detPID=new AliDetectorPID; | |
1820 | (const_cast<AliVTrack*>(track))->SetDetectorPID(detPID); | |
1821 | } | |
1822 | ||
1823 | //check if values exist | |
355b831b | 1824 | if (detPID->HasRawProbability(detector) && detPID->HasNumberOfSigmas(detector)) return; |
00a38d07 | 1825 | |
1826 | //TODO: which particles to include? See also the loops below... | |
1827 | Double_t values[AliPID::kSPECIESC]={0}; | |
1c9d11be | 1828 | |
355b831b | 1829 | //probabilities |
1830 | EDetPidStatus status=GetComputePIDProbability(detector,track,AliPID::kSPECIESC,values); | |
1831 | detPID->SetRawProbability(detector, values, (Int_t)AliPID::kSPECIESC, status); | |
1832 | ||
1c9d11be | 1833 | //nsigmas |
1834 | for (Int_t ipart=0; ipart<AliPID::kSPECIESC; ++ipart) | |
1835 | values[ipart]=GetNumberOfSigmas(detector,track,(AliPID::EParticleType)ipart); | |
355b831b | 1836 | // the pid status is the same for probabilities and nSigmas, so it is |
1837 | // fine to use the one from the probabilities also here | |
1838 | detPID->SetNumberOfSigmas(detector, values, (Int_t)AliPID::kSPECIESC, status); | |
1c9d11be | 1839 | |
1c9d11be | 1840 | } |
1841 | ||
1842 | //______________________________________________________________________________ | |
1843 | void AliPIDResponse::FillTrackDetectorPID() | |
1844 | { | |
1845 | // | |
1846 | // create detector PID information and setup the transient pointer in the track | |
1847 | // | |
1848 | ||
1849 | if (!fCurrentEvent) return; | |
00a38d07 | 1850 | |
1851 | for (Int_t itrack=0; itrack<fCurrentEvent->GetNumberOfTracks(); ++itrack){ | |
1852 | AliVTrack *track=dynamic_cast<AliVTrack*>(fCurrentEvent->GetTrack(itrack)); | |
1853 | if (!track) continue; | |
1854 | ||
00a38d07 | 1855 | for (Int_t idet=0; idet<kNdetectors; ++idet){ |
1c9d11be | 1856 | FillTrackDetectorPID(track, (EDetector)idet); |
00a38d07 | 1857 | } |
00a38d07 | 1858 | } |
1859 | } | |
1860 | ||
1c9d11be | 1861 | //______________________________________________________________________________ |
5f8db5fe | 1862 | void AliPIDResponse::SetTOFResponse(AliVEvent *vevent,EStartTimeType_t option){ |
1863 | // | |
1864 | // Set TOF response function | |
1865 | // Input option for event_time used | |
1866 | // | |
c53e310b | 1867 | |
5f8db5fe | 1868 | Float_t t0spread = 0.; //vevent->GetEventTimeSpread(); |
1869 | if(t0spread < 10) t0spread = 80; | |
1870 | ||
c53e310b | 1871 | // T0-FILL and T0-TO offset (because of TOF misallignment |
1872 | Float_t starttimeoffset = 0; | |
1873 | if(fTOFPIDParams && !(fIsMC)) starttimeoffset=fTOFPIDParams->GetTOFtimeOffset(); | |
b3f687a1 | 1874 | if(fTOFPIDParams){ |
1875 | fTOFtail = fTOFPIDParams->GetTOFtail(); | |
1876 | GetTOFResponse().SetTOFtail(fTOFtail); | |
1877 | } | |
5f8db5fe | 1878 | |
c53e310b | 1879 | // T0 from TOF algorithm |
5f8db5fe | 1880 | Bool_t flagT0TOF=kFALSE; |
1881 | Bool_t flagT0T0=kFALSE; | |
1882 | Float_t *startTime = new Float_t[fTOFResponse.GetNmomBins()]; | |
1883 | Float_t *startTimeRes = new Float_t[fTOFResponse.GetNmomBins()]; | |
1884 | Int_t *startTimeMask = new Int_t[fTOFResponse.GetNmomBins()]; | |
1885 | ||
1886 | // T0-TOF arrays | |
1887 | Float_t *estimatedT0event = new Float_t[fTOFResponse.GetNmomBins()]; | |
1888 | Float_t *estimatedT0resolution = new Float_t[fTOFResponse.GetNmomBins()]; | |
1889 | for(Int_t i=0;i<fTOFResponse.GetNmomBins();i++){ | |
1890 | estimatedT0event[i]=0.0; | |
1891 | estimatedT0resolution[i]=0.0; | |
1892 | startTimeMask[i] = 0; | |
1893 | } | |
1894 | ||
78cbd205 | 1895 | Float_t resT0A=fResT0A; |
1896 | Float_t resT0C=fResT0C; | |
1897 | Float_t resT0AC=fResT0AC; | |
5f8db5fe | 1898 | if(vevent->GetT0TOF()){ // check if T0 detector information is available |
1899 | flagT0T0=kTRUE; | |
1900 | } | |
1901 | ||
1902 | ||
1903 | AliTOFHeader *tofHeader = (AliTOFHeader*)vevent->GetTOFHeader(); | |
1904 | ||
1905 | if (tofHeader) { // read global info and T0-TOF | |
1906 | fTOFResponse.SetTimeResolution(tofHeader->GetTOFResolution()); | |
1907 | t0spread = tofHeader->GetT0spread(); // read t0 sprad | |
1908 | if(t0spread < 10) t0spread = 80; | |
1909 | ||
1910 | flagT0TOF=kTRUE; | |
1911 | for(Int_t i=0;i<fTOFResponse.GetNmomBins();i++){ // read T0-TOF default value | |
1912 | startTime[i]=tofHeader->GetDefaultEventTimeVal(); | |
1913 | startTimeRes[i]=tofHeader->GetDefaultEventTimeRes(); | |
1914 | if(startTimeRes[i] < 1.e-5) startTimeRes[i] = t0spread; | |
c53e310b | 1915 | |
1916 | if(startTimeRes[i] > t0spread - 10 && TMath::Abs(startTime[i]) < 0.001) startTime[i] = -starttimeoffset; // apply offset for T0-fill | |
5f8db5fe | 1917 | } |
1918 | ||
1919 | TArrayI *ibin=(TArrayI*)tofHeader->GetNvalues(); | |
1920 | TArrayF *t0Bin=(TArrayF*)tofHeader->GetEventTimeValues(); | |
1921 | TArrayF *t0ResBin=(TArrayF*)tofHeader->GetEventTimeRes(); | |
1922 | for(Int_t j=0;j < tofHeader->GetNbins();j++){ // fill T0-TOF in p-bins | |
1923 | Int_t icurrent = (Int_t)ibin->GetAt(j); | |
1924 | startTime[icurrent]=t0Bin->GetAt(j); | |
1925 | startTimeRes[icurrent]=t0ResBin->GetAt(j); | |
1926 | if(startTimeRes[icurrent] < 1.e-5) startTimeRes[icurrent] = t0spread; | |
c53e310b | 1927 | if(startTimeRes[icurrent] > t0spread - 10 && TMath::Abs(startTime[icurrent]) < 0.001) startTime[icurrent] = -starttimeoffset; // apply offset for T0-fill |
5f8db5fe | 1928 | } |
1929 | } | |
1930 | ||
1931 | // for cut of 3 sigma on t0 spread | |
1932 | Float_t t0cut = 3 * t0spread; | |
1933 | if(t0cut < 500) t0cut = 500; | |
1934 | ||
1935 | if(option == kFILL_T0){ // T0-FILL is used | |
1936 | for(Int_t i=0;i<fTOFResponse.GetNmomBins();i++){ | |
c53e310b | 1937 | estimatedT0event[i]=0.0-starttimeoffset; |
5f8db5fe | 1938 | estimatedT0resolution[i]=t0spread; |
1939 | } | |
1940 | fTOFResponse.SetT0event(estimatedT0event); | |
1941 | fTOFResponse.SetT0resolution(estimatedT0resolution); | |
1942 | } | |
1943 | ||
1944 | if(option == kTOF_T0){ // T0-TOF is used when available (T0-FILL otherwise) from ESD | |
1945 | if(flagT0TOF){ | |
1946 | fTOFResponse.SetT0event(startTime); | |
1947 | fTOFResponse.SetT0resolution(startTimeRes); | |
1948 | for(Int_t i=0;i<fTOFResponse.GetNmomBins();i++){ | |
1949 | if(startTimeRes[i]<t0spread) startTimeMask[i]=1; | |
1950 | fTOFResponse.SetT0binMask(i,startTimeMask[i]); | |
1951 | } | |
1952 | } | |
1953 | else{ | |
1954 | for(Int_t i=0;i<fTOFResponse.GetNmomBins();i++){ | |
c53e310b | 1955 | estimatedT0event[i]=0.0-starttimeoffset; |
5f8db5fe | 1956 | estimatedT0resolution[i]=t0spread; |
1957 | fTOFResponse.SetT0binMask(i,startTimeMask[i]); | |
1958 | } | |
1959 | fTOFResponse.SetT0event(estimatedT0event); | |
1960 | fTOFResponse.SetT0resolution(estimatedT0resolution); | |
1961 | } | |
1962 | } | |
1963 | else if(option == kBest_T0){ // T0-T0 or T0-TOF are used when available (T0-FILL otherwise) from ESD | |
1964 | Float_t t0AC=-10000; | |
1965 | Float_t t0A=-10000; | |
1966 | Float_t t0C=-10000; | |
1967 | if(flagT0T0){ | |
c53e310b | 1968 | t0A= vevent->GetT0TOF()[1] - starttimeoffset; |
1969 | t0C= vevent->GetT0TOF()[2] - starttimeoffset; | |
f84b18dd | 1970 | // t0AC= vevent->GetT0TOF()[0]; |
c53e310b | 1971 | t0AC= t0A/resT0A/resT0A + t0C/resT0C/resT0C; |
1972 | resT0AC= TMath::Sqrt(1./resT0A/resT0A + 1./resT0C/resT0C); | |
1973 | t0AC /= resT0AC*resT0AC; | |
5f8db5fe | 1974 | } |
1975 | ||
1976 | Float_t t0t0Best = 0; | |
1977 | Float_t t0t0BestRes = 9999; | |
1978 | Int_t t0used=0; | |
1979 | if(TMath::Abs(t0A) < t0cut && TMath::Abs(t0C) < t0cut && TMath::Abs(t0C-t0A) < 500){ | |
1980 | t0t0Best = t0AC; | |
1981 | t0t0BestRes = resT0AC; | |
1982 | t0used=6; | |
1983 | } | |
1984 | else if(TMath::Abs(t0C) < t0cut){ | |
1985 | t0t0Best = t0C; | |
1986 | t0t0BestRes = resT0C; | |
1987 | t0used=4; | |
1988 | } | |
1989 | else if(TMath::Abs(t0A) < t0cut){ | |
1990 | t0t0Best = t0A; | |
1991 | t0t0BestRes = resT0A; | |
1992 | t0used=2; | |
1993 | } | |
1994 | ||
1995 | if(flagT0TOF){ // if T0-TOF info is available | |
1996 | for(Int_t i=0;i<fTOFResponse.GetNmomBins();i++){ | |
1997 | if(t0t0BestRes < 999){ | |
1998 | if(startTimeRes[i] < t0spread){ | |
1999 | Double_t wtot = 1./startTimeRes[i]/startTimeRes[i] + 1./t0t0BestRes/t0t0BestRes; | |
2000 | Double_t t0best = startTime[i]/startTimeRes[i]/startTimeRes[i] + t0t0Best/t0t0BestRes/t0t0BestRes; | |
2001 | estimatedT0event[i]=t0best / wtot; | |
2002 | estimatedT0resolution[i]=1./TMath::Sqrt(wtot); | |
2003 | startTimeMask[i] = t0used+1; | |
2004 | } | |
2005 | else { | |
2006 | estimatedT0event[i]=t0t0Best; | |
2007 | estimatedT0resolution[i]=t0t0BestRes; | |
2008 | startTimeMask[i] = t0used; | |
2009 | } | |
2010 | } | |
2011 | else{ | |
2012 | estimatedT0event[i]=startTime[i]; | |
2013 | estimatedT0resolution[i]=startTimeRes[i]; | |
2014 | if(startTimeRes[i]<t0spread) startTimeMask[i]=1; | |
2015 | } | |
2016 | fTOFResponse.SetT0binMask(i,startTimeMask[i]); | |
2017 | } | |
2018 | fTOFResponse.SetT0event(estimatedT0event); | |
2019 | fTOFResponse.SetT0resolution(estimatedT0resolution); | |
2020 | } | |
2021 | else{ // if no T0-TOF info is available | |
2022 | for(Int_t i=0;i<fTOFResponse.GetNmomBins();i++){ | |
2023 | fTOFResponse.SetT0binMask(i,t0used); | |
2024 | if(t0t0BestRes < 999){ | |
2025 | estimatedT0event[i]=t0t0Best; | |
2026 | estimatedT0resolution[i]=t0t0BestRes; | |
2027 | } | |
2028 | else{ | |
c53e310b | 2029 | estimatedT0event[i]=0.0-starttimeoffset; |
5f8db5fe | 2030 | estimatedT0resolution[i]=t0spread; |
2031 | } | |
2032 | } | |
2033 | fTOFResponse.SetT0event(estimatedT0event); | |
2034 | fTOFResponse.SetT0resolution(estimatedT0resolution); | |
2035 | } | |
2036 | } | |
2037 | ||
2038 | else if(option == kT0_T0){ // T0-T0 is used when available (T0-FILL otherwise) | |
2039 | Float_t t0AC=-10000; | |
2040 | Float_t t0A=-10000; | |
2041 | Float_t t0C=-10000; | |
2042 | if(flagT0T0){ | |
c53e310b | 2043 | t0A= vevent->GetT0TOF()[1] - starttimeoffset; |
2044 | t0C= vevent->GetT0TOF()[2] - starttimeoffset; | |
f84b18dd | 2045 | // t0AC= vevent->GetT0TOF()[0]; |
c53e310b | 2046 | t0AC= t0A/resT0A/resT0A + t0C/resT0C/resT0C; |
2047 | resT0AC= TMath::Sqrt(1./resT0A/resT0A + 1./resT0C/resT0C); | |
2048 | t0AC /= resT0AC*resT0AC; | |
5f8db5fe | 2049 | } |
2050 | ||
2051 | if(TMath::Abs(t0A) < t0cut && TMath::Abs(t0C) < t0cut && TMath::Abs(t0C-t0A) < 500){ | |
2052 | for(Int_t i=0;i<fTOFResponse.GetNmomBins();i++){ | |
2053 | estimatedT0event[i]=t0AC; | |
2054 | estimatedT0resolution[i]=resT0AC; | |
2055 | fTOFResponse.SetT0binMask(i,6); | |
2056 | } | |
2057 | } | |
2058 | else if(TMath::Abs(t0C) < t0cut){ | |
2059 | for(Int_t i=0;i<fTOFResponse.GetNmomBins();i++){ | |
2060 | estimatedT0event[i]=t0C; | |
2061 | estimatedT0resolution[i]=resT0C; | |
2062 | fTOFResponse.SetT0binMask(i,4); | |
2063 | } | |
2064 | } | |
2065 | else if(TMath::Abs(t0A) < t0cut){ | |
2066 | for(Int_t i=0;i<fTOFResponse.GetNmomBins();i++){ | |
2067 | estimatedT0event[i]=t0A; | |
2068 | estimatedT0resolution[i]=resT0A; | |
2069 | fTOFResponse.SetT0binMask(i,2); | |
2070 | } | |
2071 | } | |
2072 | else{ | |
2073 | for(Int_t i=0;i<fTOFResponse.GetNmomBins();i++){ | |
c53e310b | 2074 | estimatedT0event[i]= 0.0 - starttimeoffset; |
5f8db5fe | 2075 | estimatedT0resolution[i]=t0spread; |
2076 | fTOFResponse.SetT0binMask(i,0); | |
2077 | } | |
2078 | } | |
2079 | fTOFResponse.SetT0event(estimatedT0event); | |
2080 | fTOFResponse.SetT0resolution(estimatedT0resolution); | |
2081 | } | |
c53e310b | 2082 | |
5f8db5fe | 2083 | delete [] startTime; |
2084 | delete [] startTimeRes; | |
2085 | delete [] startTimeMask; | |
2086 | delete [] estimatedT0event; | |
2087 | delete [] estimatedT0resolution; | |
2088 | } | |
1c9d11be | 2089 | |
2090 | //______________________________________________________________________________ | |
2091 | // private non cached versions of the PID calculation | |
2092 | // | |
2093 | ||
2094 | ||
2095 | //______________________________________________________________________________ | |
355b831b | 2096 | Float_t AliPIDResponse::GetNumberOfSigmas(EDetector detector, const AliVParticle *vtrack, AliPID::EParticleType type) const |
1c9d11be | 2097 | { |
2098 | // | |
2099 | // NumberOfSigmas for 'detCode' | |
2100 | // | |
355b831b | 2101 | |
2102 | const AliVTrack *track=static_cast<const AliVTrack*>(vtrack); | |
1c9d11be | 2103 | |
355b831b | 2104 | switch (detector){ |
567624b5 | 2105 | case kITS: return GetNumberOfSigmasITS(track, type); break; |
2106 | case kTPC: return GetNumberOfSigmasTPC(track, type); break; | |
5cd0300d | 2107 | case kTRD: return GetNumberOfSigmasTRD(track, type); break; |
567624b5 | 2108 | case kTOF: return GetNumberOfSigmasTOF(track, type); break; |
2109 | case kHMPID: return GetNumberOfSigmasHMPID(track, type); break; | |
1c9d11be | 2110 | case kEMCAL: return GetNumberOfSigmasEMCAL(track, type); break; |
2111 | default: return -999.; | |
2112 | } | |
1c9d11be | 2113 | |
355b831b | 2114 | return -999.; |
2115 | } | |
1c9d11be | 2116 | |
2117 | //______________________________________________________________________________ | |
2118 | Float_t AliPIDResponse::GetNumberOfSigmasITS(const AliVParticle *vtrack, AliPID::EParticleType type) const | |
2119 | { | |
2120 | // | |
2121 | // Calculate the number of sigmas in the ITS | |
2122 | // | |
2123 | ||
2124 | AliVTrack *track=(AliVTrack*)vtrack; | |
355b831b | 2125 | |
2126 | const EDetPidStatus pidStatus=GetITSPIDStatus(track); | |
2127 | if (pidStatus!=kDetPidOk) return -999.; | |
355b831b | 2128 | |
567624b5 | 2129 | return fITSResponse.GetNumberOfSigmas(track,type); |
1c9d11be | 2130 | } |
2131 | ||
2132 | //______________________________________________________________________________ | |
2133 | Float_t AliPIDResponse::GetNumberOfSigmasTPC(const AliVParticle *vtrack, AliPID::EParticleType type) const | |
2134 | { | |
2135 | // | |
2136 | // Calculate the number of sigmas in the TPC | |
2137 | // | |
2138 | ||
2139 | AliVTrack *track=(AliVTrack*)vtrack; | |
355b831b | 2140 | |
2141 | const EDetPidStatus pidStatus=GetTPCPIDStatus(track); | |
a017c06a | 2142 | if (pidStatus==kDetNoSignal) return -999.; |
1d59271b | 2143 | |
2144 | // the following call is needed in order to fill the transient data member | |
2145 | // fTPCsignalTuned which is used in the TPCPIDResponse to judge | |
2146 | // if using tuned on data | |
87da0205 | 2147 | if (fTuneMConData && ((fTuneMConDataMask & kDetTPC) == kDetTPC)) |
2148 | this->GetTPCsignalTunedOnData(track); | |
1c9d11be | 2149 | |
87da0205 | 2150 | return fTPCResponse.GetNumberOfSigmas(track, type, AliTPCPIDResponse::kdEdxDefault, fUseTPCEtaCorrection, fUseTPCMultiplicityCorrection); |
1c9d11be | 2151 | } |
2152 | ||
5cd0300d | 2153 | //______________________________________________________________________________ |
2154 | Float_t AliPIDResponse::GetNumberOfSigmasTRD(const AliVParticle *vtrack, AliPID::EParticleType type) const | |
2155 | { | |
2156 | // | |
2157 | // Calculate the number of sigmas in the TRD | |
2158 | // | |
2159 | ||
2160 | AliVTrack *track=(AliVTrack*)vtrack; | |
2161 | ||
2162 | const EDetPidStatus pidStatus=GetTRDPIDStatus(track); | |
2163 | if (pidStatus!=kDetPidOk) return -999.; | |
2164 | ||
2165 | return fTRDResponse.GetNumberOfSigmas(track,type); | |
2166 | } | |
2167 | ||
1c9d11be | 2168 | //______________________________________________________________________________ |
355b831b | 2169 | Float_t AliPIDResponse::GetNumberOfSigmasTOF(const AliVParticle *vtrack, AliPID::EParticleType type) const |
1c9d11be | 2170 | { |
2171 | // | |
355b831b | 2172 | // Calculate the number of sigmas in the TOF |
1c9d11be | 2173 | // |
2174 | ||
2175 | AliVTrack *track=(AliVTrack*)vtrack; | |
355b831b | 2176 | |
2177 | const EDetPidStatus pidStatus=GetTOFPIDStatus(track); | |
2178 | if (pidStatus!=kDetPidOk) return -999.; | |
1c9d11be | 2179 | |
355b831b | 2180 | return GetNumberOfSigmasTOFold(vtrack, type); |
2181 | } | |
567624b5 | 2182 | //______________________________________________________________________________ |
2183 | ||
2184 | Float_t AliPIDResponse::GetNumberOfSigmasHMPID(const AliVParticle *vtrack, AliPID::EParticleType type) const | |
2185 | { | |
2186 | // | |
2187 | // Calculate the number of sigmas in the HMPID | |
2188 | // | |
2189 | AliVTrack *track=(AliVTrack*)vtrack; | |
2190 | ||
2191 | const EDetPidStatus pidStatus=GetHMPIDPIDStatus(track); | |
2192 | if (pidStatus!=kDetPidOk) return -999.; | |
2193 | ||
2194 | return fHMPIDResponse.GetNumberOfSigmas(track, type); | |
2195 | } | |
355b831b | 2196 | |
2197 | //______________________________________________________________________________ | |
2198 | Float_t AliPIDResponse::GetNumberOfSigmasEMCAL(const AliVParticle *vtrack, AliPID::EParticleType type) const | |
2199 | { | |
2200 | // | |
2201 | // Calculate the number of sigmas in the EMCAL | |
2202 | // | |
1c9d11be | 2203 | |
355b831b | 2204 | AliVTrack *track=(AliVTrack*)vtrack; |
2205 | ||
2206 | const EDetPidStatus pidStatus=GetEMCALPIDStatus(track); | |
2207 | if (pidStatus!=kDetPidOk) return -999.; | |
2208 | ||
2209 | const Int_t nMatchClus = track->GetEMCALcluster(); | |
2210 | AliVCluster *matchedClus = (AliVCluster*)fCurrentEvent->GetCaloCluster(nMatchClus); | |
1c9d11be | 2211 | |
355b831b | 2212 | const Double_t mom = track->P(); |
2213 | const Double_t pt = track->Pt(); | |
2214 | const Int_t charge = track->Charge(); | |
2215 | const Double_t fClsE = matchedClus->E(); | |
2216 | const Double_t EovP = fClsE/mom; | |
1c9d11be | 2217 | |
355b831b | 2218 | return fEMCALResponse.GetNumberOfSigmas(pt,EovP,type,charge); |
1c9d11be | 2219 | } |
2220 | ||
567624b5 | 2221 | //______________________________________________________________________________ |
1d59271b | 2222 | AliPIDResponse::EDetPidStatus AliPIDResponse::GetSignalDeltaITS(const AliVParticle *vtrack, AliPID::EParticleType type, Double_t &val, Bool_t ratio/*=kFALSE*/) const |
567624b5 | 2223 | { |
2224 | // | |
2225 | // Signal minus expected Signal for ITS | |
2226 | // | |
2227 | AliVTrack *track=(AliVTrack*)vtrack; | |
1d59271b | 2228 | val=fITSResponse.GetSignalDelta(track,type,ratio); |
567624b5 | 2229 | |
2230 | return GetITSPIDStatus(track); | |
2231 | } | |
2232 | ||
2233 | //______________________________________________________________________________ | |
1d59271b | 2234 | AliPIDResponse::EDetPidStatus AliPIDResponse::GetSignalDeltaTPC(const AliVParticle *vtrack, AliPID::EParticleType type, Double_t &val, Bool_t ratio/*=kFALSE*/) const |
567624b5 | 2235 | { |
2236 | // | |
2237 | // Signal minus expected Signal for TPC | |
2238 | // | |
2239 | AliVTrack *track=(AliVTrack*)vtrack; | |
1d59271b | 2240 | |
2241 | // the following call is needed in order to fill the transient data member | |
2242 | // fTPCsignalTuned which is used in the TPCPIDResponse to judge | |
2243 | // if using tuned on data | |
87da0205 | 2244 | if (fTuneMConData && ((fTuneMConDataMask & kDetTPC) == kDetTPC)) |
1d59271b | 2245 | this->GetTPCsignalTunedOnData(track); |
2246 | ||
87da0205 | 2247 | val=fTPCResponse.GetSignalDelta(track, type, AliTPCPIDResponse::kdEdxDefault, fUseTPCEtaCorrection, fUseTPCMultiplicityCorrection, ratio); |
567624b5 | 2248 | |
2249 | return GetTPCPIDStatus(track); | |
2250 | } | |
2251 | ||
5cd0300d | 2252 | //______________________________________________________________________________ |
2253 | AliPIDResponse::EDetPidStatus AliPIDResponse::GetSignalDeltaTRD(const AliVParticle *vtrack, AliPID::EParticleType type, Double_t &val, Bool_t ratio/*=kFALSE*/) const | |
2254 | { | |
2255 | // | |
2256 | // Signal minus expected Signal for TRD | |
2257 | // | |
2258 | AliVTrack *track=(AliVTrack*)vtrack; | |
2259 | val=fTRDResponse.GetSignalDelta(track,type,ratio); | |
2260 | ||
2261 | return GetTRDPIDStatus(track); | |
2262 | } | |
2263 | ||
567624b5 | 2264 | //______________________________________________________________________________ |
1d59271b | 2265 | AliPIDResponse::EDetPidStatus AliPIDResponse::GetSignalDeltaTOF(const AliVParticle *vtrack, AliPID::EParticleType type, Double_t &val, Bool_t ratio/*=kFALSE*/) const |
567624b5 | 2266 | { |
2267 | // | |
2268 | // Signal minus expected Signal for TOF | |
2269 | // | |
2270 | AliVTrack *track=(AliVTrack*)vtrack; | |
1d59271b | 2271 | val=GetSignalDeltaTOFold(track, type, ratio); |
87da0205 | 2272 | |
567624b5 | 2273 | return GetTOFPIDStatus(track); |
2274 | } | |
2275 | ||
2276 | //______________________________________________________________________________ | |
1d59271b | 2277 | AliPIDResponse::EDetPidStatus AliPIDResponse::GetSignalDeltaHMPID(const AliVParticle *vtrack, AliPID::EParticleType type, Double_t &val, Bool_t ratio/*=kFALSE*/) const |
567624b5 | 2278 | { |
2279 | // | |
2280 | // Signal minus expected Signal for HMPID | |
2281 | // | |
2282 | AliVTrack *track=(AliVTrack*)vtrack; | |
1d59271b | 2283 | val=fHMPIDResponse.GetSignalDelta(track, type, ratio); |
567624b5 | 2284 | |
2285 | return GetHMPIDPIDStatus(track); | |
2286 | } | |
1c9d11be | 2287 | |
2288 | //______________________________________________________________________________ | |
2289 | AliPIDResponse::EDetPidStatus AliPIDResponse::GetComputePIDProbability (EDetector detCode, const AliVTrack *track, Int_t nSpecies, Double_t p[]) const | |
2290 | { | |
2291 | // | |
2292 | // Compute PID response of 'detCode' | |
2293 | // | |
2294 | ||
2295 | switch (detCode){ | |
2296 | case kITS: return GetComputeITSProbability(track, nSpecies, p); break; | |
2297 | case kTPC: return GetComputeTPCProbability(track, nSpecies, p); break; | |
2298 | case kTRD: return GetComputeTRDProbability(track, nSpecies, p); break; | |
2299 | case kTOF: return GetComputeTOFProbability(track, nSpecies, p); break; | |
2300 | case kPHOS: return GetComputePHOSProbability(track, nSpecies, p); break; | |
2301 | case kEMCAL: return GetComputeEMCALProbability(track, nSpecies, p); break; | |
2302 | case kHMPID: return GetComputeHMPIDProbability(track, nSpecies, p); break; | |
2303 | default: return kDetNoSignal; | |
2304 | } | |
2305 | } | |
2306 | ||
2307 | //______________________________________________________________________________ | |
2308 | AliPIDResponse::EDetPidStatus AliPIDResponse::GetComputeITSProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const | |
2309 | { | |
2310 | // | |
2311 | // Compute PID response for the ITS | |
2312 | // | |
2313 | ||
1c9d11be | 2314 | // set flat distribution (no decision) |
2315 | for (Int_t j=0; j<nSpecies; j++) p[j]=1./nSpecies; | |
2316 | ||
355b831b | 2317 | const EDetPidStatus pidStatus=GetITSPIDStatus(track); |
2318 | if (pidStatus!=kDetPidOk) return pidStatus; | |
2319 | ||
2320 | if (track->GetDetectorPID()){ | |
2321 | return track->GetDetectorPID()->GetRawProbability(kITS, p, nSpecies); | |
2322 | } | |
1c9d11be | 2323 | |
2324 | //check for ITS standalone tracks | |
2325 | Bool_t isSA=kTRUE; | |
2326 | if( track->GetStatus() & AliVTrack::kTPCin ) isSA=kFALSE; | |
2327 | ||
2328 | Double_t mom=track->P(); | |
2329 | Double_t dedx=track->GetITSsignal(); | |
2330 | Double_t momITS=mom; | |
2331 | UChar_t clumap=track->GetITSClusterMap(); | |
2332 | Int_t nPointsForPid=0; | |
2333 | for(Int_t i=2; i<6; i++){ | |
2334 | if(clumap&(1<<i)) ++nPointsForPid; | |
2335 | } | |
2336 | ||
1c9d11be | 2337 | Bool_t mismatch=kTRUE/*, heavy=kTRUE*/; |
bf26ce58 | 2338 | for (Int_t j=0; j<nSpecies; j++) { |
1c9d11be | 2339 | Double_t mass=AliPID::ParticleMassZ(j);//GeV/c^2 |
2340 | const Double_t chargeFactor = TMath::Power(AliPID::ParticleCharge(j),2.); | |
2341 | Double_t bethe=fITSResponse.Bethe(momITS,mass)*chargeFactor; | |
2342 | //TODO: in case of the electron, use the SA parametrisation, | |
2343 | // this needs to be changed if ITS provides a parametrisation | |
2344 | // for electrons also for ITS+TPC tracks | |
2345 | Double_t sigma=fITSResponse.GetResolution(bethe,nPointsForPid,isSA || (j==(Int_t)AliPID::kElectron)); | |
2346 | if (TMath::Abs(dedx-bethe) > fRange*sigma) { | |
2347 | p[j]=TMath::Exp(-0.5*fRange*fRange)/sigma; | |
2348 | } else { | |
2349 | p[j]=TMath::Exp(-0.5*(dedx-bethe)*(dedx-bethe)/(sigma*sigma))/sigma; | |
2350 | mismatch=kFALSE; | |
2351 | } | |
1c9d11be | 2352 | } |
2353 | ||
2354 | if (mismatch){ | |
bf26ce58 | 2355 | for (Int_t j=0; j<nSpecies; j++) p[j]=1./nSpecies; |
1c9d11be | 2356 | } |
2357 | ||
1c9d11be | 2358 | return kDetPidOk; |
2359 | } | |
2360 | //______________________________________________________________________________ | |
2361 | AliPIDResponse::EDetPidStatus AliPIDResponse::GetComputeTPCProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const | |
2362 | { | |
2363 | // | |
2364 | // Compute PID response for the TPC | |
2365 | // | |
2366 | ||
2367 | // set flat distribution (no decision) | |
2368 | for (Int_t j=0; j<nSpecies; j++) p[j]=1./nSpecies; | |
2369 | ||
355b831b | 2370 | const EDetPidStatus pidStatus=GetTPCPIDStatus(track); |
a017c06a | 2371 | if (pidStatus==kDetNoSignal) return pidStatus; |
1c9d11be | 2372 | |
1c9d11be | 2373 | Double_t dedx=track->GetTPCsignal(); |
2374 | Bool_t mismatch=kTRUE/*, heavy=kTRUE*/; | |
2375 | ||
87da0205 | 2376 | if (fTuneMConData && ((fTuneMConDataMask & kDetTPC) == kDetTPC)) dedx = this->GetTPCsignalTunedOnData(track); |
1c9d11be | 2377 | |
f84b18dd | 2378 | Double_t bethe = 0.; |
2379 | Double_t sigma = 0.; | |
2380 | ||
bf26ce58 | 2381 | for (Int_t j=0; j<nSpecies; j++) { |
1c9d11be | 2382 | AliPID::EParticleType type=AliPID::EParticleType(j); |
f84b18dd | 2383 | |
87da0205 | 2384 | bethe=fTPCResponse.GetExpectedSignal(track, type, AliTPCPIDResponse::kdEdxDefault, fUseTPCEtaCorrection, fUseTPCMultiplicityCorrection); |
2385 | sigma=fTPCResponse.GetExpectedSigma(track, type, AliTPCPIDResponse::kdEdxDefault, fUseTPCEtaCorrection, fUseTPCMultiplicityCorrection); | |
f85a3764 | 2386 | |
1c9d11be | 2387 | if (TMath::Abs(dedx-bethe) > fRange*sigma) { |
2388 | p[j]=TMath::Exp(-0.5*fRange*fRange)/sigma; | |
2389 | } else { | |
2390 | p[j]=TMath::Exp(-0.5*(dedx-bethe)*(dedx-bethe)/(sigma*sigma))/sigma; | |
2391 | mismatch=kFALSE; | |
2392 | } | |
2393 | } | |
2394 | ||
2395 | if (mismatch){ | |
2396 | for (Int_t j=0; j<nSpecies; j++) p[j]=1./nSpecies; | |
1c9d11be | 2397 | } |
2398 | ||
a017c06a | 2399 | return pidStatus; |
1c9d11be | 2400 | } |
2401 | //______________________________________________________________________________ | |
2402 | AliPIDResponse::EDetPidStatus AliPIDResponse::GetComputeTOFProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const | |
2403 | { | |
2404 | // | |
57e985ed | 2405 | // Compute PID probabilities for TOF |
1c9d11be | 2406 | // |
4fc0f532 | 2407 | |
42fcc729 | 2408 | fgTOFmismatchProb = 1E-8; |
2409 | ||
2410 | // centrality --> fCurrCentrality | |
2411 | // Beam type --> fBeamTypeNum | |
2412 | // N TOF cluster --> TOF header --> to get the TOF header we need to add a virtual method in AliVTrack extended to ESD and AOD tracks | |
2413 | // isMC --> fIsMC | |
2414 | ||
2415 | Int_t nTOFcluster = 0; | |
2416 | if(track->GetTOFHeader() && track->GetTOFHeader()->GetTriggerMask()){ // N TOF clusters available | |
2417 | nTOFcluster = track->GetTOFHeader()->GetNumberOfTOFclusters(); | |
2418 | if(fIsMC) nTOFcluster *= 1.5; // +50% in MC | |
2419 | } | |
2420 | else{ | |
2421 | switch(fBeamTypeNum){ | |
2422 | case kPP: // pp 7 TeV | |
2423 | nTOFcluster = 50; | |
2424 | break; | |
2425 | case kPPB: // pPb 5.05 ATeV | |
2426 | nTOFcluster = 50 + (100-fCurrCentrality)*50; | |
2427 | break; | |
2428 | case kPBPB: // PbPb 2.76 ATeV | |
2429 | nTOFcluster = 50 + (100-fCurrCentrality)*150; | |
2430 | break; | |
2431 | } | |
2432 | } | |
2433 | ||
4fc0f532 | 2434 | //fTOFResponse.GetMismatchProbability(track->GetTOFsignal(),track->Eta()) * 0.01; // for future implementation of mismatch (i.e. 1% mismatch that should be extended for PbPb, pPb) |
2435 | ||
1c9d11be | 2436 | // set flat distribution (no decision) |
2437 | for (Int_t j=0; j<nSpecies; j++) p[j]=1./nSpecies; | |
2438 | ||
355b831b | 2439 | const EDetPidStatus pidStatus=GetTOFPIDStatus(track); |
2440 | if (pidStatus!=kDetPidOk) return pidStatus; | |
2441 | ||
c5fb644a | 2442 | const Double_t meanCorrFactor = 0.07/fTOFtail; // Correction factor on the mean because of the tail (should be ~ 0.1 with tail = 1.1) |
1c9d11be | 2443 | |
bf26ce58 | 2444 | for (Int_t j=0; j<nSpecies; j++) { |
1c9d11be | 2445 | AliPID::EParticleType type=AliPID::EParticleType(j); |
355b831b | 2446 | const Double_t nsigmas=GetNumberOfSigmasTOFold(track,type) + meanCorrFactor; |
1c9d11be | 2447 | |
355b831b | 2448 | const Double_t expTime = fTOFResponse.GetExpectedSignal(track,type); |
2449 | const Double_t sig = fTOFResponse.GetExpectedSigma(track->P(),expTime,AliPID::ParticleMassZ(type)); | |
4fc0f532 | 2450 | |
2451 | if(nsigmas < fTOFtail) | |
2452 | p[j] = TMath::Exp(-0.5*nsigmas*nsigmas)/sig; | |
2453 | else | |
2454 | p[j] = TMath::Exp(-(nsigmas - fTOFtail*0.5)*fTOFtail)/sig; | |
2455 | ||
42fcc729 | 2456 | p[j] += fgTOFmismatchProb; |
1c9d11be | 2457 | } |
2458 | ||
1c9d11be | 2459 | return kDetPidOk; |
2460 | } | |
239fe91c | 2461 | |
2462 | Int_t AliPIDResponse::CalculateTRDResponse(const AliVTrack *track,Double_t p[],AliTRDPIDResponse::ETRDPIDMethod PIDmethod) const | |
2463 | { | |
2464 | // new function for backward compatibility | |
2465 | // returns number of tracklets PID | |
2466 | ||
2467 | UInt_t TRDslicesForPID[2]; | |
2468 | SetTRDSlices(TRDslicesForPID,PIDmethod); | |
2469 | ||
2470 | Float_t mom[6]={0.}; | |
2471 | Double_t dedx[48]={0.}; // Allocate space for the maximum number of TRD slices | |
2472 | Int_t nslices = TRDslicesForPID[1] - TRDslicesForPID[0] + 1; | |
2473 | AliDebug(1, Form("First Slice: %d, Last Slice: %d, Number of slices: %d", TRDslicesForPID[0], TRDslicesForPID[1], nslices)); | |
2474 | for(UInt_t ilayer = 0; ilayer < 6; ilayer++){ | |
2475 | mom[ilayer] = track->GetTRDmomentum(ilayer); | |
2476 | for(UInt_t islice = TRDslicesForPID[0]; islice <= TRDslicesForPID[1]; islice++){ | |
2477 | dedx[ilayer*nslices+islice-TRDslicesForPID[0]] = track->GetTRDslice(ilayer, islice); | |
2478 | } | |
2479 | } | |
2480 | ||
2481 | return fTRDResponse.GetResponse(nslices, dedx, mom, p,PIDmethod); | |
2482 | ||
2483 | } | |
1c9d11be | 2484 | //______________________________________________________________________________ |
239fe91c | 2485 | AliPIDResponse::EDetPidStatus AliPIDResponse::GetComputeTRDProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[],AliTRDPIDResponse::ETRDPIDMethod PIDmethod) const |
1c9d11be | 2486 | { |
2487 | // | |
355b831b | 2488 | // Compute PID probabilities for the TRD |
1c9d11be | 2489 | // |
2490 | ||
1c9d11be | 2491 | // set flat distribution (no decision) |
2492 | for (Int_t j=0; j<nSpecies; j++) p[j]=1./nSpecies; | |
355b831b | 2493 | |
2494 | const EDetPidStatus pidStatus=GetTRDPIDStatus(track); | |
2495 | if (pidStatus!=kDetPidOk) return pidStatus; | |
2496 | ||
239fe91c | 2497 | CalculateTRDResponse(track,p,PIDmethod); |
2498 | ||
1c9d11be | 2499 | return kDetPidOk; |
1c9d11be | 2500 | } |
355b831b | 2501 | |
1c9d11be | 2502 | //______________________________________________________________________________ |
2503 | AliPIDResponse::EDetPidStatus AliPIDResponse::GetComputeEMCALProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const | |
2504 | { | |
2505 | // | |
2506 | // Compute PID response for the EMCAL | |
2507 | // | |
2508 | ||
2509 | for (Int_t j=0; j<nSpecies; j++) p[j]=1./nSpecies; | |
355b831b | 2510 | |
2511 | const EDetPidStatus pidStatus=GetEMCALPIDStatus(track); | |
2512 | if (pidStatus!=kDetPidOk) return pidStatus; | |
2513 | ||
2514 | const Int_t nMatchClus = track->GetEMCALcluster(); | |
2515 | AliVCluster *matchedClus = (AliVCluster*)fCurrentEvent->GetCaloCluster(nMatchClus); | |
1c9d11be | 2516 | |
355b831b | 2517 | const Double_t mom = track->P(); |
2518 | const Double_t pt = track->Pt(); | |
2519 | const Int_t charge = track->Charge(); | |
2520 | const Double_t fClsE = matchedClus->E(); | |
2521 | const Double_t EovP = fClsE/mom; | |
1c9d11be | 2522 | |
355b831b | 2523 | // compute the probabilities |
2524 | fEMCALResponse.ComputeEMCALProbability(nSpecies,pt,EovP,charge,p); | |
2525 | return kDetPidOk; | |
1c9d11be | 2526 | } |
355b831b | 2527 | |
1c9d11be | 2528 | //______________________________________________________________________________ |
2529 | AliPIDResponse::EDetPidStatus AliPIDResponse::GetComputePHOSProbability (const AliVTrack */*track*/, Int_t nSpecies, Double_t p[]) const | |
2530 | { | |
2531 | // | |
2532 | // Compute PID response for the PHOS | |
2533 | // | |
2534 | ||
2535 | // set flat distribution (no decision) | |
2536 | for (Int_t j=0; j<nSpecies; j++) p[j]=1./nSpecies; | |
2537 | return kDetNoSignal; | |
2538 | } | |
355b831b | 2539 | |
1c9d11be | 2540 | //______________________________________________________________________________ |
2541 | AliPIDResponse::EDetPidStatus AliPIDResponse::GetComputeHMPIDProbability(const AliVTrack *track, Int_t nSpecies, Double_t p[]) const | |
2542 | { | |
2543 | // | |
2544 | // Compute PID response for the HMPID | |
2545 | // | |
355b831b | 2546 | |
1c9d11be | 2547 | // set flat distribution (no decision) |
2548 | for (Int_t j=0; j<nSpecies; j++) p[j]=1./nSpecies; | |
355b831b | 2549 | |
2550 | const EDetPidStatus pidStatus=GetHMPIDPIDStatus(track); | |
2551 | if (pidStatus!=kDetPidOk) return pidStatus; | |
1c9d11be | 2552 | |
567624b5 | 2553 | fHMPIDResponse.GetProbability(track,nSpecies,p); |
2554 | ||
1c9d11be | 2555 | return kDetPidOk; |
2556 | } | |
355b831b | 2557 | |
2558 | //______________________________________________________________________________ | |
2559 | AliPIDResponse::EDetPidStatus AliPIDResponse::GetITSPIDStatus(const AliVTrack *track) const | |
2560 | { | |
2561 | // compute ITS pid status | |
2562 | ||
2563 | // check status bits | |
2564 | if ((track->GetStatus()&AliVTrack::kITSin)==0 && | |
2565 | (track->GetStatus()&AliVTrack::kITSout)==0) return kDetNoSignal; | |
2566 | ||
2567 | const Float_t dEdx=track->GetITSsignal(); | |
2568 | if (dEdx<=0) return kDetNoSignal; | |
2569 | ||
2570 | // requite at least 3 pid clusters | |
2571 | const UChar_t clumap=track->GetITSClusterMap(); | |
2572 | Int_t nPointsForPid=0; | |
2573 | for(Int_t i=2; i<6; i++){ | |
2574 | if(clumap&(1<<i)) ++nPointsForPid; | |
2575 | } | |
2576 | ||
2577 | if(nPointsForPid<3) { | |
2578 | return kDetNoSignal; | |
2579 | } | |
2580 | ||
2581 | return kDetPidOk; | |
2582 | } | |
2583 | ||
2584 | //______________________________________________________________________________ | |
2585 | AliPIDResponse::EDetPidStatus AliPIDResponse:: GetTPCPIDStatus(const AliVTrack *track) const | |
2586 | { | |
2587 | // compute TPC pid status | |
2588 | ||
2589 | // check quality of the track | |
2590 | if ( (track->GetStatus()&AliVTrack::kTPCin )==0 && (track->GetStatus()&AliVTrack::kTPCout)==0 ) return kDetNoSignal; | |
2591 | ||
2592 | // check pid values | |
2593 | const Double_t dedx=track->GetTPCsignal(); | |
2594 | const UShort_t signalN=track->GetTPCsignalN(); | |
2595 | if (signalN<10 || dedx<10) return kDetNoSignal; | |
2596 | ||
2597 | if (!(fArrPidResponseMaster && fArrPidResponseMaster->At(AliPID::kPion))) return kDetNoParams; | |
2598 | ||
2599 | return kDetPidOk; | |
2600 | } | |
2601 | ||
2602 | //______________________________________________________________________________ | |
2603 | AliPIDResponse::EDetPidStatus AliPIDResponse::GetTRDPIDStatus(const AliVTrack *track) const | |
2604 | { | |
2605 | // compute TRD pid status | |
2606 | ||
2607 | if((track->GetStatus()&AliVTrack::kTRDout)==0) return kDetNoSignal; | |
2608 | return kDetPidOk; | |
2609 | } | |
2610 | ||
2611 | //______________________________________________________________________________ | |
2612 | AliPIDResponse::EDetPidStatus AliPIDResponse::GetTOFPIDStatus(const AliVTrack *track) const | |
2613 | { | |
2614 | // compute TOF pid status | |
2615 | ||
2616 | if ((track->GetStatus()&AliVTrack::kTOFout)==0) return kDetNoSignal; | |
2617 | if ((track->GetStatus()&AliVTrack::kTIME)==0) return kDetNoSignal; | |
2618 | ||
2619 | return kDetPidOk; | |
2620 | } | |
2621 | ||
2622 | //______________________________________________________________________________ | |
2623 | Float_t AliPIDResponse::GetTOFMismatchProbability(const AliVTrack *track) const | |
2624 | { | |
2625 | // compute mismatch probability cross-checking at 5 sigmas with TPC | |
2626 | // currently just implemented as a 5 sigma compatibility cut | |
2627 | ||
42fcc729 | 2628 | if(!track) return fgTOFmismatchProb; |
2629 | ||
355b831b | 2630 | // check pid status |
2631 | const EDetPidStatus tofStatus=GetTOFPIDStatus(track); | |
2632 | if (tofStatus!=kDetPidOk) return 0.; | |
2633 | ||
2634 | //mismatch | |
2635 | const EDetPidStatus tpcStatus=GetTPCPIDStatus(track); | |
a017c06a | 2636 | if (tpcStatus==kDetNoSignal) return 0.; |
355b831b | 2637 | |
2638 | const Double_t meanCorrFactor = 0.11/fTOFtail; // Correction factor on the mean because of the tail (should be ~ 0.1 with tail = 1.1) | |
2639 | Bool_t mismatch = kTRUE/*, heavy = kTRUE*/; | |
2640 | for (Int_t j=0; j<AliPID::kSPECIESC; j++) { | |
2641 | AliPID::EParticleType type=AliPID::EParticleType(j); | |
2642 | const Double_t nsigmas=GetNumberOfSigmasTOFold(track,type) + meanCorrFactor; | |
2643 | ||
2644 | if (TMath::Abs(nsigmas)<5.){ | |
2645 | const Double_t nsigmasTPC=GetNumberOfSigmasTPC(track,type); | |
2646 | if (TMath::Abs(nsigmasTPC)<5.) mismatch=kFALSE; | |
2647 | } | |
2648 | } | |
2649 | ||
2650 | if (mismatch){ | |
2651 | return 1.; | |
2652 | } | |
2653 | ||
2654 | return 0.; | |
2655 | } | |
2656 | ||
355b831b | 2657 | //______________________________________________________________________________ |
2658 | AliPIDResponse::EDetPidStatus AliPIDResponse:: GetHMPIDPIDStatus(const AliVTrack *track) const | |
2659 | { | |
2660 | // compute HMPID pid status | |
567624b5 | 2661 | |
2662 | Int_t ch = track->GetHMPIDcluIdx()/1000000; | |
2663 | Double_t HMPIDsignal = track->GetHMPIDsignal(); | |
2664 | ||
2665 | if((track->GetStatus()&AliVTrack::kHMPIDpid)==0 || ch<0 || ch>6 || HMPIDsignal<0) return kDetNoSignal; | |
2666 | ||
355b831b | 2667 | return kDetPidOk; |
2668 | } | |
2669 | ||
2670 | //______________________________________________________________________________ | |
2671 | AliPIDResponse::EDetPidStatus AliPIDResponse:: GetPHOSPIDStatus(const AliVTrack */*track*/) const | |
2672 | { | |
2673 | // compute PHOS pid status | |
2674 | return kDetNoSignal; | |
2675 | } | |
2676 | ||
2677 | //______________________________________________________________________________ | |
2678 | AliPIDResponse::EDetPidStatus AliPIDResponse:: GetEMCALPIDStatus(const AliVTrack *track) const | |
2679 | { | |
2680 | // compute EMCAL pid status | |
2681 | ||
2682 | ||
2683 | // Track matching | |
2684 | const Int_t nMatchClus = track->GetEMCALcluster(); | |
2685 | if (nMatchClus<0) return kDetNoSignal; | |
2686 | ||
2687 | AliVCluster *matchedClus = (AliVCluster*)fCurrentEvent->GetCaloCluster(nMatchClus); | |
2688 | ||
2689 | if (!(matchedClus && matchedClus->IsEMCAL())) return kDetNoSignal; | |
2690 | ||
2691 | const Int_t charge = track->Charge(); | |
2692 | if (TMath::Abs(charge)!=1) return kDetNoSignal; | |
2693 | ||
2694 | if (!(fEMCALPIDParams && fEMCALPIDParams->At(AliPID::kElectron))) return kDetNoParams; | |
2695 | ||
2696 | return kDetPidOk; | |
2697 | ||
2698 | } | |
2699 | ||
2700 | //______________________________________________________________________________ | |
2701 | AliPIDResponse::EDetPidStatus AliPIDResponse::GetPIDStatus(EDetector detector, const AliVTrack *track) const | |
2702 | { | |
2703 | // | |
2704 | // check pid status for a track | |
2705 | // | |
2706 | ||
2707 | switch (detector){ | |
2708 | case kITS: return GetITSPIDStatus(track); break; | |
2709 | case kTPC: return GetTPCPIDStatus(track); break; | |
2710 | case kTRD: return GetTRDPIDStatus(track); break; | |
2711 | case kTOF: return GetTOFPIDStatus(track); break; | |
2712 | case kPHOS: return GetPHOSPIDStatus(track); break; | |
2713 | case kEMCAL: return GetEMCALPIDStatus(track); break; | |
2714 | case kHMPID: return GetHMPIDPIDStatus(track); break; | |
2715 | default: return kDetNoSignal; | |
2716 | } | |
2717 | return kDetNoSignal; | |
2718 | ||
2719 | } | |
5a9dc560 | 2720 | |
2721 | //______________________________________________________________________________ | |
2722 | TString AliPIDResponse::GetChecksum(const TObject* obj) const | |
2723 | { | |
2724 | // Return the checksum for an object obj (tested to work properly at least for histograms and TSplines). | |
2725 | ||
2726 | TString fileName = Form("tempChecksum.C"); // File name must be fixed for data type "TSpline3", since the file name will end up in the file content! | |
2727 | ||
2728 | // For parallel processing, a unique file pathname is required. Uniqueness can be guaranteed by using a unique directory name | |
2729 | UInt_t index = 0; | |
2730 | TString uniquePathName = Form("tempChecksum_%u", index); | |
2731 | ||
2732 | // To get a unique path name, increase the index until no directory | |
2733 | // of such a name exists. | |
2734 | // NOTE: gSystem->AccessPathName(...) returns kTRUE, if the access FAILED! | |
2735 | while (!gSystem->AccessPathName(uniquePathName.Data())) | |
2736 | uniquePathName = Form("tempChecksum_%u", ++index); | |
2737 | ||
2738 | if (gSystem->mkdir(uniquePathName.Data()) < 0) { | |
2739 | AliError("Could not create temporary directory to store temp file for checksum determination!"); | |
2740 | return "ERROR"; | |
2741 | } | |
2742 | ||
2743 | TString option = ""; | |
2744 | ||
2745 | // Save object as a macro, which will be deleted immediately after the checksum has been computed | |
2746 | // (does not work for desired data types if saved as *.root for some reason) - one only wants to compare the content, not | |
2747 | // the modification time etc. ... | |
2748 | if (dynamic_cast<const TH1*>(obj)) | |
2749 | option = "colz"; // Histos need this option, since w/o this option, a counter is added to the filename | |
2750 | ||
2751 | ||
2752 | // SaveAs must be called with the fixed fileName only, since the first argument goes into the file content | |
2753 | // for some object types. Thus, change the directory, save the file and then go back | |
2754 | TString oldDir = gSystem->pwd(); | |
2755 | gSystem->cd(uniquePathName.Data()); | |
2756 | obj->SaveAs(fileName.Data(), option.Data()); | |
2757 | gSystem->cd(oldDir.Data()); | |
2758 | ||
2759 | // Use the file to calculate the MD5 checksum | |
2760 | TMD5* md5 = TMD5::FileChecksum(Form("%s/%s", uniquePathName.Data(), fileName.Data())); | |
2761 | TString checksum = md5->AsString(); | |
2762 | ||
2763 | // Clean up | |
2764 | delete md5; | |
2765 | gSystem->Exec(Form("rm -rf %s", uniquePathName.Data())); | |
2766 | ||
2767 | return checksum; | |
2768 | } |