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73318471 | 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 * | |
74687314 | 8 | * documentation strictly for non-commercial purposes is hereby granted * |
73318471 | 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 | ||
16 | /* $Id: AliESDtrackCuts.cxx 24534 2008-03-16 22:22:11Z fca $ */ | |
17 | ||
18 | #include "AliESDtrackCuts.h" | |
19 | ||
20 | #include <AliESDtrack.h> | |
91c88f16 | 21 | #include <AliESDVertex.h> |
73318471 | 22 | #include <AliESDEvent.h> |
a61ab805 | 23 | #include <AliMultiplicity.h> |
73318471 | 24 | #include <AliLog.h> |
25 | ||
26 | #include <TTree.h> | |
27 | #include <TCanvas.h> | |
28 | #include <TDirectory.h> | |
d95684c0 | 29 | #include <TH2F.h> |
30 | #include <TF1.h> | |
73318471 | 31 | |
32 | //____________________________________________________________________ | |
33 | ClassImp(AliESDtrackCuts) | |
34 | ||
35 | // Cut names | |
36 | const Char_t* AliESDtrackCuts::fgkCutNames[kNCuts] = { | |
37 | "require TPC refit", | |
a86cf7f4 | 38 | "require TPC standalone", |
73318471 | 39 | "require ITS refit", |
40 | "n clusters TPC", | |
41 | "n clusters ITS", | |
86f0e195 | 42 | "#Chi^{2}/cluster TPC", |
43 | "#Chi^{2}/cluster ITS", | |
73318471 | 44 | "cov 11", |
45 | "cov 22", | |
46 | "cov 33", | |
47 | "cov 44", | |
48 | "cov 55", | |
49 | "trk-to-vtx", | |
50 | "trk-to-vtx failed", | |
51 | "kink daughters", | |
52 | "p", | |
53 | "p_{T}", | |
54 | "p_{x}", | |
55 | "p_{y}", | |
56 | "p_{z}", | |
524916f0 | 57 | "eta", |
86f0e195 | 58 | "y", |
133a5e00 | 59 | "trk-to-vtx max dca 2D absolute", |
60 | "trk-to-vtx max dca xy absolute", | |
61 | "trk-to-vtx max dca z absolute", | |
62 | "trk-to-vtx min dca 2D absolute", | |
63 | "trk-to-vtx min dca xy absolute", | |
64 | "trk-to-vtx min dca z absolute", | |
94c06b89 | 65 | "SPD cluster requirement", |
66 | "SDD cluster requirement", | |
d95684c0 | 67 | "SSD cluster requirement", |
025fb458 | 68 | "require ITS stand-alone", |
0274b76f | 69 | "rel 1/pt uncertainty", |
ecd4e3ba | 70 | "TPC n shared clusters", |
71 | "TPC rel shared clusters", | |
07b1b131 | 72 | "require ITS Pid", |
73 | "n crossed rows TPC", | |
74 | "n crossed rows / n findable clusters", | |
4c3dc2a0 | 75 | "missing ITS points", |
08e4d7b0 | 76 | "#Chi^{2} TPC constrained vs. global", |
ab9f5531 | 77 | "require TOF out", |
08e4d7b0 | 78 | "TOF Distance cut" |
73318471 | 79 | }; |
80 | ||
a61ab805 | 81 | AliESDtrackCuts* AliESDtrackCuts::fgMultEstTrackCuts[AliESDtrackCuts::kNMultEstTrackCuts] = { 0, 0, 0, 0 }; |
08e4d7b0 | 82 | Char_t AliESDtrackCuts::fgBeamTypeFlag = -1; |
a61ab805 | 83 | |
73318471 | 84 | //____________________________________________________________________ |
85 | AliESDtrackCuts::AliESDtrackCuts(const Char_t* name, const Char_t* title) : AliAnalysisCuts(name,title), | |
86 | fCutMinNClusterTPC(0), | |
87 | fCutMinNClusterITS(0), | |
07b1b131 | 88 | fCutMinNCrossedRowsTPC(0), |
89 | fCutMinRatioCrossedRowsOverFindableClustersTPC(0), | |
c11bb29c | 90 | f1CutMinNClustersTPCPtDep(0x0), |
91 | fCutMaxPtDepNClustersTPC(0), | |
73318471 | 92 | fCutMaxChi2PerClusterTPC(0), |
93 | fCutMaxChi2PerClusterITS(0), | |
4c3dc2a0 | 94 | fCutMaxChi2TPCConstrainedVsGlobal(0), |
95 | fCutMaxChi2TPCConstrainedVsGlobalVertexType(kVertexTracks | kVertexSPD), | |
9023d7ac | 96 | fCutMaxMissingITSPoints(0), |
73318471 | 97 | fCutMaxC11(0), |
98 | fCutMaxC22(0), | |
99 | fCutMaxC33(0), | |
100 | fCutMaxC44(0), | |
101 | fCutMaxC55(0), | |
025fb458 | 102 | fCutMaxRel1PtUncertainty(0), |
73318471 | 103 | fCutAcceptKinkDaughters(0), |
3128582b | 104 | fCutAcceptSharedTPCClusters(0), |
105 | fCutMaxFractionSharedTPCClusters(0), | |
73318471 | 106 | fCutRequireTPCRefit(0), |
a86cf7f4 | 107 | fCutRequireTPCStandAlone(0), |
0274b76f | 108 | fCutRequireITSRefit(0), |
109 | fCutRequireITSPid(0), | |
d95684c0 | 110 | fCutRequireITSStandAlone(0), |
0274b76f | 111 | fCutRequireITSpureSA(0), |
73318471 | 112 | fCutNsigmaToVertex(0), |
113 | fCutSigmaToVertexRequired(0), | |
133a5e00 | 114 | fCutMaxDCAToVertexXY(0), |
115 | fCutMaxDCAToVertexZ(0), | |
116 | fCutMinDCAToVertexXY(0), | |
117 | fCutMinDCAToVertexZ(0), | |
f4e7aa32 | 118 | fCutMaxDCAToVertexXYPtDep(""), |
119 | fCutMaxDCAToVertexZPtDep(""), | |
120 | fCutMinDCAToVertexXYPtDep(""), | |
121 | fCutMinDCAToVertexZPtDep(""), | |
f328399b | 122 | f1CutMaxDCAToVertexXYPtDep(0x0), |
123 | f1CutMaxDCAToVertexZPtDep(0x0), | |
124 | f1CutMinDCAToVertexXYPtDep(0x0), | |
125 | f1CutMinDCAToVertexZPtDep(0x0), | |
86f0e195 | 126 | fCutDCAToVertex2D(0), |
73318471 | 127 | fPMin(0), |
128 | fPMax(0), | |
129 | fPtMin(0), | |
130 | fPtMax(0), | |
131 | fPxMin(0), | |
132 | fPxMax(0), | |
133 | fPyMin(0), | |
134 | fPyMax(0), | |
135 | fPzMin(0), | |
136 | fPzMax(0), | |
137 | fEtaMin(0), | |
138 | fEtaMax(0), | |
139 | fRapMin(0), | |
140 | fRapMax(0), | |
ab9f5531 | 141 | fCutRequireTOFout(kFALSE), |
08e4d7b0 | 142 | fFlagCutTOFdistance(kFALSE), |
143 | fCutTOFdistance(3.), | |
73318471 | 144 | fHistogramsOn(0), |
145 | ffDTheoretical(0), | |
146 | fhCutStatistics(0), | |
147 | fhCutCorrelation(0) | |
148 | { | |
149 | // | |
150 | // constructor | |
151 | // | |
152 | ||
153 | Init(); | |
154 | ||
155 | //############################################################################## | |
156 | // setting default cuts | |
157 | SetMinNClustersTPC(); | |
158 | SetMinNClustersITS(); | |
07b1b131 | 159 | SetMinNCrossedRowsTPC(); |
160 | SetMinRatioCrossedRowsOverFindableClustersTPC(); | |
73318471 | 161 | SetMaxChi2PerClusterTPC(); |
4c3dc2a0 | 162 | SetMaxChi2PerClusterITS(); |
163 | SetMaxChi2TPCConstrainedGlobal(); | |
164 | SetMaxChi2TPCConstrainedGlobalVertexType(); | |
9023d7ac | 165 | SetMaxNOfMissingITSPoints(); |
025fb458 | 166 | SetMaxCovDiagonalElements(); |
167 | SetMaxRel1PtUncertainty(); | |
73318471 | 168 | SetRequireTPCRefit(); |
a86cf7f4 | 169 | SetRequireTPCStandAlone(); |
73318471 | 170 | SetRequireITSRefit(); |
0274b76f | 171 | SetRequireITSPid(kFALSE); |
d95684c0 | 172 | SetRequireITSStandAlone(kFALSE); |
0274b76f | 173 | SetRequireITSPureStandAlone(kFALSE); |
58c4f3fb | 174 | SetAcceptKinkDaughters(); |
ecd4e3ba | 175 | SetAcceptSharedTPCClusters(); |
176 | SetMaxFractionSharedTPCClusters(); | |
94c06b89 | 177 | SetMaxNsigmaToVertex(); |
94c06b89 | 178 | SetMaxDCAToVertexXY(); |
179 | SetMaxDCAToVertexZ(); | |
86f0e195 | 180 | SetDCAToVertex2D(); |
133a5e00 | 181 | SetMinDCAToVertexXY(); |
182 | SetMinDCAToVertexZ(); | |
73318471 | 183 | SetPRange(); |
184 | SetPtRange(); | |
185 | SetPxRange(); | |
186 | SetPyRange(); | |
187 | SetPzRange(); | |
188 | SetEtaRange(); | |
189 | SetRapRange(); | |
94c06b89 | 190 | SetClusterRequirementITS(kSPD); |
191 | SetClusterRequirementITS(kSDD); | |
192 | SetClusterRequirementITS(kSSD); | |
73318471 | 193 | |
194 | SetHistogramsOn(); | |
195 | } | |
196 | ||
197 | //_____________________________________________________________________________ | |
198 | AliESDtrackCuts::AliESDtrackCuts(const AliESDtrackCuts &c) : AliAnalysisCuts(c), | |
199 | fCutMinNClusterTPC(0), | |
200 | fCutMinNClusterITS(0), | |
07b1b131 | 201 | fCutMinNCrossedRowsTPC(0), |
202 | fCutMinRatioCrossedRowsOverFindableClustersTPC(0), | |
c11bb29c | 203 | f1CutMinNClustersTPCPtDep(0x0), |
204 | fCutMaxPtDepNClustersTPC(0), | |
73318471 | 205 | fCutMaxChi2PerClusterTPC(0), |
206 | fCutMaxChi2PerClusterITS(0), | |
4c3dc2a0 | 207 | fCutMaxChi2TPCConstrainedVsGlobal(0), |
208 | fCutMaxChi2TPCConstrainedVsGlobalVertexType(kVertexTracks | kVertexSPD), | |
9023d7ac | 209 | fCutMaxMissingITSPoints(0), |
73318471 | 210 | fCutMaxC11(0), |
211 | fCutMaxC22(0), | |
212 | fCutMaxC33(0), | |
213 | fCutMaxC44(0), | |
214 | fCutMaxC55(0), | |
025fb458 | 215 | fCutMaxRel1PtUncertainty(0), |
73318471 | 216 | fCutAcceptKinkDaughters(0), |
3128582b | 217 | fCutAcceptSharedTPCClusters(0), |
218 | fCutMaxFractionSharedTPCClusters(0), | |
73318471 | 219 | fCutRequireTPCRefit(0), |
a86cf7f4 | 220 | fCutRequireTPCStandAlone(0), |
73318471 | 221 | fCutRequireITSRefit(0), |
0274b76f | 222 | fCutRequireITSPid(0), |
d95684c0 | 223 | fCutRequireITSStandAlone(0), |
0274b76f | 224 | fCutRequireITSpureSA(0), |
73318471 | 225 | fCutNsigmaToVertex(0), |
226 | fCutSigmaToVertexRequired(0), | |
133a5e00 | 227 | fCutMaxDCAToVertexXY(0), |
228 | fCutMaxDCAToVertexZ(0), | |
229 | fCutMinDCAToVertexXY(0), | |
230 | fCutMinDCAToVertexZ(0), | |
f4e7aa32 | 231 | fCutMaxDCAToVertexXYPtDep(""), |
232 | fCutMaxDCAToVertexZPtDep(""), | |
233 | fCutMinDCAToVertexXYPtDep(""), | |
234 | fCutMinDCAToVertexZPtDep(""), | |
f328399b | 235 | f1CutMaxDCAToVertexXYPtDep(0x0), |
236 | f1CutMaxDCAToVertexZPtDep(0x0), | |
237 | f1CutMinDCAToVertexXYPtDep(0x0), | |
238 | f1CutMinDCAToVertexZPtDep(0x0), | |
86f0e195 | 239 | fCutDCAToVertex2D(0), |
73318471 | 240 | fPMin(0), |
241 | fPMax(0), | |
242 | fPtMin(0), | |
243 | fPtMax(0), | |
244 | fPxMin(0), | |
245 | fPxMax(0), | |
246 | fPyMin(0), | |
247 | fPyMax(0), | |
248 | fPzMin(0), | |
249 | fPzMax(0), | |
250 | fEtaMin(0), | |
251 | fEtaMax(0), | |
252 | fRapMin(0), | |
253 | fRapMax(0), | |
ab9f5531 | 254 | fCutRequireTOFout(kFALSE), |
08e4d7b0 | 255 | fFlagCutTOFdistance(kFALSE), |
256 | fCutTOFdistance(3.), | |
73318471 | 257 | fHistogramsOn(0), |
ab9f5531 | 258 | ffDTheoretical(0), |
259 | fhCutStatistics(0), | |
73318471 | 260 | fhCutCorrelation(0) |
261 | { | |
262 | // | |
263 | // copy constructor | |
264 | // | |
265 | ||
266 | ((AliESDtrackCuts &) c).Copy(*this); | |
267 | } | |
268 | ||
269 | AliESDtrackCuts::~AliESDtrackCuts() | |
270 | { | |
271 | // | |
272 | // destructor | |
273 | // | |
274 | ||
275 | for (Int_t i=0; i<2; i++) { | |
276 | ||
277 | if (fhNClustersITS[i]) | |
278 | delete fhNClustersITS[i]; | |
279 | if (fhNClustersTPC[i]) | |
280 | delete fhNClustersTPC[i]; | |
9023d7ac | 281 | if (fhNSharedClustersTPC[i]) |
282 | delete fhNSharedClustersTPC[i]; | |
07b1b131 | 283 | if (fhNCrossedRowsTPC[i]) |
284 | delete fhNCrossedRowsTPC[i]; | |
285 | if (fhRatioCrossedRowsOverFindableClustersTPC[i]) | |
286 | delete fhRatioCrossedRowsOverFindableClustersTPC[i]; | |
73318471 | 287 | if (fhChi2PerClusterITS[i]) |
288 | delete fhChi2PerClusterITS[i]; | |
289 | if (fhChi2PerClusterTPC[i]) | |
2a35259b | 290 | delete fhChi2PerClusterTPC[i]; |
4c3dc2a0 | 291 | if (fhChi2TPCConstrainedVsGlobal[i]) |
292 | delete fhChi2TPCConstrainedVsGlobal[i]; | |
2a35259b | 293 | if(fhNClustersForITSPID[i]) |
294 | delete fhNClustersForITSPID[i]; | |
295 | if(fhNMissingITSPoints[i]) | |
296 | delete fhNMissingITSPoints[i]; | |
73318471 | 297 | if (fhC11[i]) |
298 | delete fhC11[i]; | |
299 | if (fhC22[i]) | |
300 | delete fhC22[i]; | |
301 | if (fhC33[i]) | |
302 | delete fhC33[i]; | |
303 | if (fhC44[i]) | |
304 | delete fhC44[i]; | |
305 | if (fhC55[i]) | |
025fb458 | 306 | delete fhC55[i]; |
307 | ||
308 | if (fhRel1PtUncertainty[i]) | |
309 | delete fhRel1PtUncertainty[i]; | |
73318471 | 310 | |
311 | if (fhDXY[i]) | |
312 | delete fhDXY[i]; | |
313 | if (fhDZ[i]) | |
524916f0 | 314 | delete fhDZ[i]; |
315 | if (fhDXYDZ[i]) | |
316 | delete fhDXYDZ[i]; | |
73318471 | 317 | if (fhDXYvsDZ[i]) |
524916f0 | 318 | delete fhDXYvsDZ[i]; |
319 | ||
73318471 | 320 | if (fhDXYNormalized[i]) |
321 | delete fhDXYNormalized[i]; | |
322 | if (fhDZNormalized[i]) | |
323 | delete fhDZNormalized[i]; | |
324 | if (fhDXYvsDZNormalized[i]) | |
524916f0 | 325 | delete fhDXYvsDZNormalized[i]; |
73318471 | 326 | if (fhNSigmaToVertex[i]) |
327 | delete fhNSigmaToVertex[i]; | |
328 | if (fhPt[i]) | |
329 | delete fhPt[i]; | |
330 | if (fhEta[i]) | |
331 | delete fhEta[i]; | |
08e4d7b0 | 332 | if (fhTOFdistance[i]) |
333 | delete fhTOFdistance[i]; | |
73318471 | 334 | } |
335 | ||
f328399b | 336 | if(f1CutMaxDCAToVertexXYPtDep)delete f1CutMaxDCAToVertexXYPtDep; |
337 | f1CutMaxDCAToVertexXYPtDep = 0; | |
338 | if( f1CutMaxDCAToVertexZPtDep) delete f1CutMaxDCAToVertexZPtDep; | |
339 | f1CutMaxDCAToVertexZPtDep = 0; | |
340 | if( f1CutMinDCAToVertexXYPtDep)delete f1CutMinDCAToVertexXYPtDep; | |
341 | f1CutMinDCAToVertexXYPtDep = 0; | |
342 | if(f1CutMinDCAToVertexZPtDep)delete f1CutMinDCAToVertexZPtDep; | |
343 | f1CutMinDCAToVertexZPtDep = 0; | |
344 | ||
345 | ||
73318471 | 346 | if (ffDTheoretical) |
347 | delete ffDTheoretical; | |
348 | ||
349 | if (fhCutStatistics) | |
350 | delete fhCutStatistics; | |
351 | if (fhCutCorrelation) | |
c11bb29c | 352 | delete fhCutCorrelation; |
353 | ||
354 | if(f1CutMinNClustersTPCPtDep) | |
355 | delete f1CutMinNClustersTPCPtDep; | |
356 | ||
73318471 | 357 | } |
358 | ||
359 | void AliESDtrackCuts::Init() | |
360 | { | |
361 | // | |
362 | // sets everything to zero | |
363 | // | |
364 | ||
365 | fCutMinNClusterTPC = 0; | |
366 | fCutMinNClusterITS = 0; | |
367 | ||
368 | fCutMaxChi2PerClusterTPC = 0; | |
369 | fCutMaxChi2PerClusterITS = 0; | |
4c3dc2a0 | 370 | fCutMaxChi2TPCConstrainedVsGlobal = 0; |
371 | fCutMaxChi2TPCConstrainedVsGlobalVertexType = kVertexTracks | kVertexSPD; | |
9023d7ac | 372 | fCutMaxMissingITSPoints = 0; |
94c06b89 | 373 | |
374 | for (Int_t i = 0; i < 3; i++) | |
375 | fCutClusterRequirementITS[i] = kOff; | |
73318471 | 376 | |
377 | fCutMaxC11 = 0; | |
378 | fCutMaxC22 = 0; | |
379 | fCutMaxC33 = 0; | |
380 | fCutMaxC44 = 0; | |
381 | fCutMaxC55 = 0; | |
025fb458 | 382 | |
383 | fCutMaxRel1PtUncertainty = 0; | |
73318471 | 384 | |
385 | fCutAcceptKinkDaughters = 0; | |
3128582b | 386 | fCutAcceptSharedTPCClusters = 0; |
387 | fCutMaxFractionSharedTPCClusters = 0; | |
73318471 | 388 | fCutRequireTPCRefit = 0; |
a86cf7f4 | 389 | fCutRequireTPCStandAlone = 0; |
73318471 | 390 | fCutRequireITSRefit = 0; |
0274b76f | 391 | fCutRequireITSPid = 0; |
d95684c0 | 392 | fCutRequireITSStandAlone = 0; |
0274b76f | 393 | fCutRequireITSpureSA = 0; |
73318471 | 394 | |
395 | fCutNsigmaToVertex = 0; | |
396 | fCutSigmaToVertexRequired = 0; | |
133a5e00 | 397 | fCutMaxDCAToVertexXY = 0; |
398 | fCutMaxDCAToVertexZ = 0; | |
86f0e195 | 399 | fCutDCAToVertex2D = 0; |
133a5e00 | 400 | fCutMinDCAToVertexXY = 0; |
401 | fCutMinDCAToVertexZ = 0; | |
f4e7aa32 | 402 | fCutMaxDCAToVertexXYPtDep = ""; |
403 | fCutMaxDCAToVertexZPtDep = ""; | |
404 | fCutMinDCAToVertexXYPtDep = ""; | |
405 | fCutMinDCAToVertexZPtDep = ""; | |
133a5e00 | 406 | |
f328399b | 407 | if(f1CutMaxDCAToVertexXYPtDep)delete f1CutMaxDCAToVertexXYPtDep; |
408 | f1CutMaxDCAToVertexXYPtDep = 0; | |
409 | if( f1CutMaxDCAToVertexXYPtDep) delete f1CutMaxDCAToVertexXYPtDep; | |
410 | f1CutMaxDCAToVertexXYPtDep = 0; | |
411 | if( f1CutMaxDCAToVertexZPtDep) delete f1CutMaxDCAToVertexZPtDep; | |
412 | f1CutMaxDCAToVertexZPtDep = 0; | |
413 | if( f1CutMinDCAToVertexXYPtDep)delete f1CutMinDCAToVertexXYPtDep; | |
414 | f1CutMinDCAToVertexXYPtDep = 0; | |
415 | if(f1CutMinDCAToVertexZPtDep)delete f1CutMinDCAToVertexZPtDep; | |
416 | f1CutMinDCAToVertexZPtDep = 0; | |
417 | ||
86f0e195 | 418 | |
73318471 | 419 | fPMin = 0; |
420 | fPMax = 0; | |
421 | fPtMin = 0; | |
422 | fPtMax = 0; | |
423 | fPxMin = 0; | |
424 | fPxMax = 0; | |
425 | fPyMin = 0; | |
426 | fPyMax = 0; | |
427 | fPzMin = 0; | |
428 | fPzMax = 0; | |
429 | fEtaMin = 0; | |
430 | fEtaMax = 0; | |
431 | fRapMin = 0; | |
432 | fRapMax = 0; | |
433 | ||
434 | fHistogramsOn = kFALSE; | |
435 | ||
436 | for (Int_t i=0; i<2; ++i) | |
437 | { | |
438 | fhNClustersITS[i] = 0; | |
439 | fhNClustersTPC[i] = 0; | |
9023d7ac | 440 | fhNSharedClustersTPC[i] = 0; |
07b1b131 | 441 | fhNCrossedRowsTPC[i] = 0; |
442 | fhRatioCrossedRowsOverFindableClustersTPC[i] = 0; | |
73318471 | 443 | |
444 | fhChi2PerClusterITS[i] = 0; | |
445 | fhChi2PerClusterTPC[i] = 0; | |
4c3dc2a0 | 446 | fhChi2TPCConstrainedVsGlobal[i] = 0; |
2a35259b | 447 | fhNClustersForITSPID[i] = 0; |
448 | fhNMissingITSPoints[i] = 0; | |
73318471 | 449 | |
450 | fhC11[i] = 0; | |
451 | fhC22[i] = 0; | |
452 | fhC33[i] = 0; | |
453 | fhC44[i] = 0; | |
454 | fhC55[i] = 0; | |
455 | ||
025fb458 | 456 | fhRel1PtUncertainty[i] = 0; |
457 | ||
73318471 | 458 | fhDXY[i] = 0; |
459 | fhDZ[i] = 0; | |
524916f0 | 460 | fhDXYDZ[i] = 0; |
73318471 | 461 | fhDXYvsDZ[i] = 0; |
462 | ||
463 | fhDXYNormalized[i] = 0; | |
464 | fhDZNormalized[i] = 0; | |
465 | fhDXYvsDZNormalized[i] = 0; | |
466 | fhNSigmaToVertex[i] = 0; | |
467 | ||
468 | fhPt[i] = 0; | |
469 | fhEta[i] = 0; | |
08e4d7b0 | 470 | fhTOFdistance[i] = 0; |
73318471 | 471 | } |
472 | ffDTheoretical = 0; | |
473 | ||
474 | fhCutStatistics = 0; | |
475 | fhCutCorrelation = 0; | |
476 | } | |
477 | ||
478 | //_____________________________________________________________________________ | |
479 | AliESDtrackCuts &AliESDtrackCuts::operator=(const AliESDtrackCuts &c) | |
480 | { | |
481 | // | |
482 | // Assignment operator | |
483 | // | |
484 | ||
485 | if (this != &c) ((AliESDtrackCuts &) c).Copy(*this); | |
486 | return *this; | |
487 | } | |
488 | ||
489 | //_____________________________________________________________________________ | |
490 | void AliESDtrackCuts::Copy(TObject &c) const | |
491 | { | |
492 | // | |
493 | // Copy function | |
494 | // | |
495 | ||
496 | AliESDtrackCuts& target = (AliESDtrackCuts &) c; | |
497 | ||
498 | target.Init(); | |
499 | ||
500 | target.fCutMinNClusterTPC = fCutMinNClusterTPC; | |
501 | target.fCutMinNClusterITS = fCutMinNClusterITS; | |
07b1b131 | 502 | target.fCutMinNCrossedRowsTPC = fCutMinNCrossedRowsTPC; |
503 | target.fCutMinRatioCrossedRowsOverFindableClustersTPC = fCutMinRatioCrossedRowsOverFindableClustersTPC; | |
c11bb29c | 504 | if(f1CutMinNClustersTPCPtDep){ |
505 | target.f1CutMinNClustersTPCPtDep = (TFormula*) f1CutMinNClustersTPCPtDep->Clone("f1CutMinNClustersTPCPtDep"); | |
506 | } | |
507 | target.fCutMaxPtDepNClustersTPC = fCutMaxPtDepNClustersTPC; | |
73318471 | 508 | |
509 | target.fCutMaxChi2PerClusterTPC = fCutMaxChi2PerClusterTPC; | |
510 | target.fCutMaxChi2PerClusterITS = fCutMaxChi2PerClusterITS; | |
4c3dc2a0 | 511 | target.fCutMaxChi2TPCConstrainedVsGlobal = fCutMaxChi2TPCConstrainedVsGlobal; |
512 | target.fCutMaxChi2TPCConstrainedVsGlobalVertexType = fCutMaxChi2TPCConstrainedVsGlobalVertexType; | |
9023d7ac | 513 | target.fCutMaxMissingITSPoints = fCutMaxMissingITSPoints; |
73318471 | 514 | |
94c06b89 | 515 | for (Int_t i = 0; i < 3; i++) |
516 | target.fCutClusterRequirementITS[i] = fCutClusterRequirementITS[i]; | |
517 | ||
73318471 | 518 | target.fCutMaxC11 = fCutMaxC11; |
519 | target.fCutMaxC22 = fCutMaxC22; | |
520 | target.fCutMaxC33 = fCutMaxC33; | |
521 | target.fCutMaxC44 = fCutMaxC44; | |
522 | target.fCutMaxC55 = fCutMaxC55; | |
523 | ||
025fb458 | 524 | target.fCutMaxRel1PtUncertainty = fCutMaxRel1PtUncertainty; |
525 | ||
73318471 | 526 | target.fCutAcceptKinkDaughters = fCutAcceptKinkDaughters; |
3128582b | 527 | target.fCutAcceptSharedTPCClusters = fCutAcceptSharedTPCClusters; |
528 | target.fCutMaxFractionSharedTPCClusters = fCutMaxFractionSharedTPCClusters; | |
73318471 | 529 | target.fCutRequireTPCRefit = fCutRequireTPCRefit; |
a86cf7f4 | 530 | target.fCutRequireTPCStandAlone = fCutRequireTPCStandAlone; |
73318471 | 531 | target.fCutRequireITSRefit = fCutRequireITSRefit; |
0274b76f | 532 | target.fCutRequireITSPid = fCutRequireITSPid; |
d95684c0 | 533 | target.fCutRequireITSStandAlone = fCutRequireITSStandAlone; |
0274b76f | 534 | target.fCutRequireITSpureSA = fCutRequireITSpureSA; |
73318471 | 535 | |
536 | target.fCutNsigmaToVertex = fCutNsigmaToVertex; | |
537 | target.fCutSigmaToVertexRequired = fCutSigmaToVertexRequired; | |
133a5e00 | 538 | target.fCutMaxDCAToVertexXY = fCutMaxDCAToVertexXY; |
539 | target.fCutMaxDCAToVertexZ = fCutMaxDCAToVertexZ; | |
86f0e195 | 540 | target.fCutDCAToVertex2D = fCutDCAToVertex2D; |
133a5e00 | 541 | target.fCutMinDCAToVertexXY = fCutMinDCAToVertexXY; |
542 | target.fCutMinDCAToVertexZ = fCutMinDCAToVertexZ; | |
f328399b | 543 | |
f4e7aa32 | 544 | target.fCutMaxDCAToVertexXYPtDep = fCutMaxDCAToVertexXYPtDep; |
53043156 | 545 | if(fCutMaxDCAToVertexXYPtDep.Length()>0)target.SetMaxDCAToVertexXYPtDep(fCutMaxDCAToVertexXYPtDep.Data()); |
f328399b | 546 | |
f4e7aa32 | 547 | target.fCutMaxDCAToVertexZPtDep = fCutMaxDCAToVertexZPtDep; |
53043156 | 548 | if(fCutMaxDCAToVertexZPtDep.Length()>0)target.SetMaxDCAToVertexZPtDep(fCutMaxDCAToVertexZPtDep.Data()); |
f328399b | 549 | |
f4e7aa32 | 550 | target.fCutMinDCAToVertexXYPtDep = fCutMinDCAToVertexXYPtDep; |
53043156 | 551 | if(fCutMinDCAToVertexXYPtDep.Length()>0)target.SetMinDCAToVertexXYPtDep(fCutMinDCAToVertexXYPtDep.Data()); |
f328399b | 552 | |
f4e7aa32 | 553 | target.fCutMinDCAToVertexZPtDep = fCutMinDCAToVertexZPtDep; |
53043156 | 554 | if(fCutMinDCAToVertexZPtDep.Length()>0)target.SetMinDCAToVertexZPtDep(fCutMinDCAToVertexZPtDep.Data()); |
73318471 | 555 | |
556 | target.fPMin = fPMin; | |
557 | target.fPMax = fPMax; | |
558 | target.fPtMin = fPtMin; | |
559 | target.fPtMax = fPtMax; | |
560 | target.fPxMin = fPxMin; | |
561 | target.fPxMax = fPxMax; | |
562 | target.fPyMin = fPyMin; | |
563 | target.fPyMax = fPyMax; | |
564 | target.fPzMin = fPzMin; | |
565 | target.fPzMax = fPzMax; | |
566 | target.fEtaMin = fEtaMin; | |
567 | target.fEtaMax = fEtaMax; | |
568 | target.fRapMin = fRapMin; | |
569 | target.fRapMax = fRapMax; | |
570 | ||
08e4d7b0 | 571 | target.fFlagCutTOFdistance = fFlagCutTOFdistance; |
572 | target.fCutTOFdistance = fCutTOFdistance; | |
ab9f5531 | 573 | target.fCutRequireTOFout = fCutRequireTOFout; |
08e4d7b0 | 574 | |
73318471 | 575 | target.fHistogramsOn = fHistogramsOn; |
576 | ||
577 | for (Int_t i=0; i<2; ++i) | |
578 | { | |
579 | if (fhNClustersITS[i]) target.fhNClustersITS[i] = (TH1F*) fhNClustersITS[i]->Clone(); | |
580 | if (fhNClustersTPC[i]) target.fhNClustersTPC[i] = (TH1F*) fhNClustersTPC[i]->Clone(); | |
9023d7ac | 581 | if (fhNSharedClustersTPC[i]) target.fhNSharedClustersTPC[i] = (TH1F*) fhNSharedClustersTPC[i]->Clone(); |
07b1b131 | 582 | if (fhNCrossedRowsTPC[i]) target.fhNCrossedRowsTPC[i] = (TH1F*) fhNCrossedRowsTPC[i]->Clone(); |
583 | if (fhRatioCrossedRowsOverFindableClustersTPC[i]) target.fhRatioCrossedRowsOverFindableClustersTPC[i] = (TH1F*) fhRatioCrossedRowsOverFindableClustersTPC[i]->Clone(); | |
73318471 | 584 | |
585 | if (fhChi2PerClusterITS[i]) target.fhChi2PerClusterITS[i] = (TH1F*) fhChi2PerClusterITS[i]->Clone(); | |
586 | if (fhChi2PerClusterTPC[i]) target.fhChi2PerClusterTPC[i] = (TH1F*) fhChi2PerClusterTPC[i]->Clone(); | |
4c3dc2a0 | 587 | if (fhChi2TPCConstrainedVsGlobal[i]) target.fhChi2TPCConstrainedVsGlobal[i] = (TH1F*) fhChi2TPCConstrainedVsGlobal[i]->Clone(); |
2a35259b | 588 | if (fhNClustersForITSPID[i]) target.fhNClustersForITSPID[i] = (TH1F*) fhNClustersForITSPID[i]->Clone(); |
589 | if (fhNMissingITSPoints[i]) target.fhNMissingITSPoints[i] = (TH1F*) fhNMissingITSPoints[i]->Clone(); | |
73318471 | 590 | |
591 | if (fhC11[i]) target.fhC11[i] = (TH1F*) fhC11[i]->Clone(); | |
592 | if (fhC22[i]) target.fhC22[i] = (TH1F*) fhC22[i]->Clone(); | |
593 | if (fhC33[i]) target.fhC33[i] = (TH1F*) fhC33[i]->Clone(); | |
594 | if (fhC44[i]) target.fhC44[i] = (TH1F*) fhC44[i]->Clone(); | |
595 | if (fhC55[i]) target.fhC55[i] = (TH1F*) fhC55[i]->Clone(); | |
596 | ||
025fb458 | 597 | if (fhRel1PtUncertainty[i]) target.fhRel1PtUncertainty[i] = (TH1F*) fhRel1PtUncertainty[i]->Clone(); |
598 | ||
73318471 | 599 | if (fhDXY[i]) target.fhDXY[i] = (TH1F*) fhDXY[i]->Clone(); |
600 | if (fhDZ[i]) target.fhDZ[i] = (TH1F*) fhDZ[i]->Clone(); | |
524916f0 | 601 | if (fhDXYDZ[i]) target.fhDXYDZ[i] = (TH1F*) fhDXYDZ[i]->Clone(); |
73318471 | 602 | if (fhDXYvsDZ[i]) target.fhDXYvsDZ[i] = (TH2F*) fhDXYvsDZ[i]->Clone(); |
603 | ||
604 | if (fhDXYNormalized[i]) target.fhDXYNormalized[i] = (TH1F*) fhDXYNormalized[i]->Clone(); | |
605 | if (fhDZNormalized[i]) target.fhDZNormalized[i] = (TH1F*) fhDZNormalized[i]->Clone(); | |
606 | if (fhDXYvsDZNormalized[i]) target.fhDXYvsDZNormalized[i] = (TH2F*) fhDXYvsDZNormalized[i]->Clone(); | |
607 | if (fhNSigmaToVertex[i]) target.fhNSigmaToVertex[i] = (TH1F*) fhNSigmaToVertex[i]->Clone(); | |
608 | ||
609 | if (fhPt[i]) target.fhPt[i] = (TH1F*) fhPt[i]->Clone(); | |
610 | if (fhEta[i]) target.fhEta[i] = (TH1F*) fhEta[i]->Clone(); | |
08e4d7b0 | 611 | if (fhTOFdistance[i]) target.fhTOFdistance[i] = (TH2F*) fhTOFdistance[i]->Clone(); |
73318471 | 612 | } |
613 | if (ffDTheoretical) target.ffDTheoretical = (TF1*) ffDTheoretical->Clone(); | |
614 | ||
615 | if (fhCutStatistics) target.fhCutStatistics = (TH1F*) fhCutStatistics->Clone(); | |
616 | if (fhCutCorrelation) target.fhCutCorrelation = (TH2F*) fhCutCorrelation->Clone(); | |
617 | ||
618 | TNamed::Copy(c); | |
619 | } | |
620 | ||
621 | //_____________________________________________________________________________ | |
622 | Long64_t AliESDtrackCuts::Merge(TCollection* list) { | |
623 | // Merge a list of AliESDtrackCuts objects with this (needed for PROOF) | |
624 | // Returns the number of merged objects (including this) | |
73318471 | 625 | if (!list) |
626 | return 0; | |
73318471 | 627 | if (list->IsEmpty()) |
628 | return 1; | |
73318471 | 629 | if (!fHistogramsOn) |
630 | return 0; | |
73318471 | 631 | TIterator* iter = list->MakeIterator(); |
632 | TObject* obj; | |
633 | ||
73318471 | 634 | // collection of measured and generated histograms |
635 | Int_t count = 0; | |
636 | while ((obj = iter->Next())) { | |
637 | ||
638 | AliESDtrackCuts* entry = dynamic_cast<AliESDtrackCuts*>(obj); | |
639 | if (entry == 0) | |
640 | continue; | |
641 | ||
642 | if (!entry->fHistogramsOn) | |
643 | continue; | |
524916f0 | 644 | |
73318471 | 645 | for (Int_t i=0; i<2; i++) { |
646 | ||
647 | fhNClustersITS[i] ->Add(entry->fhNClustersITS[i] ); | |
648 | fhNClustersTPC[i] ->Add(entry->fhNClustersTPC[i] ); | |
9023d7ac | 649 | if (fhNSharedClustersTPC[i]) |
650 | fhNSharedClustersTPC[i] ->Add(entry->fhNSharedClustersTPC[i] ); | |
651 | if (fhNCrossedRowsTPC[i]) | |
652 | fhNCrossedRowsTPC[i] ->Add(entry->fhNCrossedRowsTPC[i] ); | |
653 | if (fhRatioCrossedRowsOverFindableClustersTPC[i]) | |
654 | fhRatioCrossedRowsOverFindableClustersTPC[i] ->Add(entry->fhRatioCrossedRowsOverFindableClustersTPC[i] ); | |
73318471 | 655 | |
656 | fhChi2PerClusterITS[i] ->Add(entry->fhChi2PerClusterITS[i]); | |
657 | fhChi2PerClusterTPC[i] ->Add(entry->fhChi2PerClusterTPC[i]); | |
4c3dc2a0 | 658 | if (fhChi2TPCConstrainedVsGlobal[i]) |
659 | fhChi2TPCConstrainedVsGlobal[i]->Add(entry->fhChi2TPCConstrainedVsGlobal[i]); | |
9006de35 | 660 | if (fhNClustersForITSPID[i]) |
661 | fhNClustersForITSPID[i]->Add(entry->fhNClustersForITSPID[i]); | |
662 | if (fhNMissingITSPoints[i]) | |
663 | fhNMissingITSPoints[i] ->Add(entry->fhNMissingITSPoints[i]); | |
2a35259b | 664 | |
73318471 | 665 | fhC11[i] ->Add(entry->fhC11[i] ); |
666 | fhC22[i] ->Add(entry->fhC22[i] ); | |
667 | fhC33[i] ->Add(entry->fhC33[i] ); | |
668 | fhC44[i] ->Add(entry->fhC44[i] ); | |
025fb458 | 669 | fhC55[i] ->Add(entry->fhC55[i] ); |
670 | ||
671 | fhRel1PtUncertainty[i] ->Add(entry->fhRel1PtUncertainty[i]); | |
73318471 | 672 | |
673 | fhDXY[i] ->Add(entry->fhDXY[i] ); | |
674 | fhDZ[i] ->Add(entry->fhDZ[i] ); | |
524916f0 | 675 | fhDXYDZ[i] ->Add(entry->fhDXYDZ[i] ); |
676 | fhDXYvsDZ[i] ->Add(entry->fhDXYvsDZ[i] ); | |
677 | ||
678 | fhDXYNormalized[i] ->Add(entry->fhDXYNormalized[i] ); | |
73318471 | 679 | fhDZNormalized[i] ->Add(entry->fhDZNormalized[i] ); |
524916f0 | 680 | fhDXYvsDZNormalized[i] ->Add(entry->fhDXYvsDZNormalized[i]); |
73318471 | 681 | fhNSigmaToVertex[i] ->Add(entry->fhNSigmaToVertex[i]); |
682 | ||
683 | fhPt[i] ->Add(entry->fhPt[i]); | |
684 | fhEta[i] ->Add(entry->fhEta[i]); | |
08e4d7b0 | 685 | fhTOFdistance[i] ->Add(entry->fhTOFdistance[i]); |
73318471 | 686 | } |
687 | ||
688 | fhCutStatistics ->Add(entry->fhCutStatistics); | |
689 | fhCutCorrelation ->Add(entry->fhCutCorrelation); | |
690 | ||
691 | count++; | |
692 | } | |
73318471 | 693 | return count+1; |
694 | } | |
695 | ||
c11bb29c | 696 | void AliESDtrackCuts::SetMinNClustersTPCPtDep(TFormula *f1, Float_t ptmax) |
697 | { | |
698 | // | |
699 | // Sets the pT dependent NClustersTPC cut | |
700 | // | |
701 | ||
702 | if(f1){ | |
703 | delete f1CutMinNClustersTPCPtDep; | |
704 | f1CutMinNClustersTPCPtDep = (TFormula*)f1->Clone("f1CutMinNClustersTPCPtDep"); | |
705 | } | |
706 | fCutMaxPtDepNClustersTPC=ptmax; | |
707 | } | |
708 | ||
1bf80d20 | 709 | //____________________________________________________________________ |
710 | AliESDtrackCuts* AliESDtrackCuts::GetStandardTPCOnlyTrackCuts() | |
711 | { | |
ce3be819 | 712 | // creates an AliESDtrackCuts object and fills it with standard (pre data-taking) values for TPC-only cuts |
1bf80d20 | 713 | |
28348fb4 | 714 | AliInfoClass("Creating track cuts for TPC-only."); |
1bf80d20 | 715 | |
716 | AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts; | |
717 | ||
718 | esdTrackCuts->SetMinNClustersTPC(50); | |
719 | esdTrackCuts->SetMaxChi2PerClusterTPC(4); | |
720 | esdTrackCuts->SetAcceptKinkDaughters(kFALSE); | |
721 | ||
722 | esdTrackCuts->SetMaxDCAToVertexZ(3.2); | |
723 | esdTrackCuts->SetMaxDCAToVertexXY(2.4); | |
724 | esdTrackCuts->SetDCAToVertex2D(kTRUE); | |
725 | ||
726 | return esdTrackCuts; | |
727 | } | |
728 | ||
f4e7aa32 | 729 | //____________________________________________________________________ |
730 | AliESDtrackCuts* AliESDtrackCuts::GetStandardITSTPCTrackCuts2009(Bool_t selPrimaries) | |
731 | { | |
732 | // creates an AliESDtrackCuts object and fills it with standard values for ITS-TPC cuts for pp 2009 data | |
733 | ||
28348fb4 | 734 | AliInfoClass("Creating track cuts for ITS+TPC (2009 definition)."); |
f4e7aa32 | 735 | |
736 | AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts; | |
737 | ||
738 | // TPC | |
2dc88643 | 739 | esdTrackCuts->SetRequireTPCStandAlone(kTRUE); // to get chi2 and ncls of kTPCin |
f4e7aa32 | 740 | esdTrackCuts->SetMinNClustersTPC(70); |
741 | esdTrackCuts->SetMaxChi2PerClusterTPC(4); | |
742 | esdTrackCuts->SetAcceptKinkDaughters(kFALSE); | |
ce3be819 | 743 | esdTrackCuts->SetRequireTPCRefit(kTRUE); |
f4e7aa32 | 744 | // ITS |
745 | esdTrackCuts->SetRequireITSRefit(kTRUE); | |
746 | esdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD, | |
747 | AliESDtrackCuts::kAny); | |
748 | if(selPrimaries) { | |
749 | // 7*(0.0050+0.0060/pt^0.9) | |
750 | esdTrackCuts->SetMaxDCAToVertexXYPtDep("0.0350+0.0420/pt^0.9"); | |
30ef11c5 | 751 | esdTrackCuts->SetMaxChi2TPCConstrainedGlobal(36); |
f4e7aa32 | 752 | } |
753 | esdTrackCuts->SetMaxDCAToVertexZ(1.e6); | |
754 | esdTrackCuts->SetDCAToVertex2D(kFALSE); | |
755 | esdTrackCuts->SetRequireSigmaToVertex(kFALSE); | |
756 | //esdTrackCuts->SetEtaRange(-0.8,+0.8); | |
757 | ||
d12b3d70 | 758 | esdTrackCuts->SetMaxChi2PerClusterITS(36); |
d12b3d70 | 759 | |
f4e7aa32 | 760 | return esdTrackCuts; |
761 | } | |
ccfc2389 | 762 | |
1e01a1ac | 763 | //____________________________________________________________________ |
764 | AliESDtrackCuts* AliESDtrackCuts::GetStandardITSTPCTrackCuts2011(Bool_t selPrimaries, Int_t clusterCut) | |
765 | { | |
766 | // creates an AliESDtrackCuts object and fills it with standard values for ITS-TPC cuts for pp 2011 data | |
767 | // if clusterCut = 1, the cut on the number of clusters is replaced by | |
768 | // a cut on the number of crossed rows and on the ration crossed | |
769 | // rows/findable clusters | |
770 | ||
771 | AliInfoClass("Creating track cuts for ITS+TPC (2011 definition)."); | |
772 | ||
773 | AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts; | |
774 | ||
775 | // TPC | |
b7cce158 | 776 | if(clusterCut == 0) esdTrackCuts->SetMinNClustersTPC(50); |
1e01a1ac | 777 | else if (clusterCut == 1) { |
778 | esdTrackCuts->SetMinNCrossedRowsTPC(70); | |
779 | esdTrackCuts->SetMinRatioCrossedRowsOverFindableClustersTPC(0.8); | |
780 | } | |
781 | else { | |
782 | AliWarningClass(Form("Wrong value of the clusterCut parameter (%d), using cut on Nclusters",clusterCut)); | |
b7cce158 | 783 | esdTrackCuts->SetMinNClustersTPC(50); |
1e01a1ac | 784 | } |
785 | esdTrackCuts->SetMaxChi2PerClusterTPC(4); | |
786 | esdTrackCuts->SetAcceptKinkDaughters(kFALSE); | |
787 | esdTrackCuts->SetRequireTPCRefit(kTRUE); | |
788 | // ITS | |
789 | esdTrackCuts->SetRequireITSRefit(kTRUE); | |
790 | esdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD, | |
791 | AliESDtrackCuts::kAny); | |
792 | if(selPrimaries) { | |
793 | // 7*(0.0015+0.0050/pt^1.1) | |
794 | esdTrackCuts->SetMaxDCAToVertexXYPtDep("0.0105+0.0350/pt^1.1"); | |
795 | esdTrackCuts->SetMaxChi2TPCConstrainedGlobal(36); | |
796 | } | |
797 | esdTrackCuts->SetMaxDCAToVertexZ(2); | |
798 | esdTrackCuts->SetDCAToVertex2D(kFALSE); | |
799 | esdTrackCuts->SetRequireSigmaToVertex(kFALSE); | |
800 | ||
801 | esdTrackCuts->SetMaxChi2PerClusterITS(36); | |
802 | ||
803 | return esdTrackCuts; | |
804 | } | |
805 | ||
ccfc2389 | 806 | //____________________________________________________________________ |
07b1b131 | 807 | AliESDtrackCuts* AliESDtrackCuts::GetStandardITSTPCTrackCuts2010(Bool_t selPrimaries,Int_t clusterCut) |
ccfc2389 | 808 | { |
07b1b131 | 809 | // creates an AliESDtrackCuts object and fills it with standard values for ITS-TPC cuts for pp 2010 data |
810 | // if clusterCut = 1, the cut on the number of clusters is replaced by | |
811 | // a cut on the number of crossed rows and on the ration crossed | |
812 | // rows/findable clusters | |
813 | ||
28348fb4 | 814 | AliInfoClass("Creating track cuts for ITS+TPC (2010 definition)."); |
ccfc2389 | 815 | |
816 | AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts; | |
817 | ||
818 | // TPC | |
07b1b131 | 819 | if(clusterCut == 0) esdTrackCuts->SetMinNClustersTPC(70); |
820 | else if (clusterCut == 1) { | |
821 | esdTrackCuts->SetMinNCrossedRowsTPC(70); | |
822 | esdTrackCuts->SetMinRatioCrossedRowsOverFindableClustersTPC(0.8); | |
823 | } | |
824 | else { | |
28348fb4 | 825 | AliWarningClass(Form("Wrong value of the clusterCut parameter (%d), using cut on Nclusters",clusterCut)); |
07b1b131 | 826 | esdTrackCuts->SetMinNClustersTPC(70); |
827 | } | |
ccfc2389 | 828 | esdTrackCuts->SetMaxChi2PerClusterTPC(4); |
829 | esdTrackCuts->SetAcceptKinkDaughters(kFALSE); | |
830 | esdTrackCuts->SetRequireTPCRefit(kTRUE); | |
831 | // ITS | |
832 | esdTrackCuts->SetRequireITSRefit(kTRUE); | |
833 | esdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD, | |
834 | AliESDtrackCuts::kAny); | |
835 | if(selPrimaries) { | |
836 | // 7*(0.0026+0.0050/pt^1.01) | |
837 | esdTrackCuts->SetMaxDCAToVertexXYPtDep("0.0182+0.0350/pt^1.01"); | |
30ef11c5 | 838 | esdTrackCuts->SetMaxChi2TPCConstrainedGlobal(36); |
ccfc2389 | 839 | } |
840 | esdTrackCuts->SetMaxDCAToVertexZ(2); | |
841 | esdTrackCuts->SetDCAToVertex2D(kFALSE); | |
842 | esdTrackCuts->SetRequireSigmaToVertex(kFALSE); | |
ccfc2389 | 843 | |
d12b3d70 | 844 | esdTrackCuts->SetMaxChi2PerClusterITS(36); |
d12b3d70 | 845 | |
ccfc2389 | 846 | return esdTrackCuts; |
847 | } | |
848 | ||
0274b76f | 849 | //____________________________________________________________________ |
850 | AliESDtrackCuts* AliESDtrackCuts::GetStandardITSPureSATrackCuts2009(Bool_t selPrimaries, Bool_t useForPid) | |
851 | { | |
852 | // creates an AliESDtrackCuts object and fills it with standard values for ITS pure SA tracks | |
853 | ||
854 | AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts; | |
855 | esdTrackCuts->SetRequireITSPureStandAlone(kTRUE); | |
856 | esdTrackCuts->SetRequireITSRefit(kTRUE); | |
857 | esdTrackCuts->SetMinNClustersITS(4); | |
858 | esdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD, | |
859 | AliESDtrackCuts::kAny); | |
860 | esdTrackCuts->SetMaxChi2PerClusterITS(1.); | |
861 | ||
862 | if(selPrimaries) { | |
863 | // 7*(0.0085+0.0026/pt^1.55) | |
864 | esdTrackCuts->SetMaxDCAToVertexXYPtDep("0.0595+0.0182/pt^1.55"); | |
865 | } | |
866 | if(useForPid){ | |
867 | esdTrackCuts->SetRequireITSPid(kTRUE); | |
868 | } | |
869 | return esdTrackCuts; | |
870 | } | |
ccfc2389 | 871 | |
97b2cf9e | 872 | //____________________________________________________________________ |
873 | AliESDtrackCuts* AliESDtrackCuts::GetStandardITSPureSATrackCuts2010(Bool_t selPrimaries, Bool_t useForPid) | |
874 | { | |
875 | // creates an AliESDtrackCuts object and fills it with standard values for ITS pure SA tracks - pp 2010 | |
876 | ||
877 | AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts; | |
878 | esdTrackCuts->SetRequireITSPureStandAlone(kTRUE); | |
879 | esdTrackCuts->SetRequireITSRefit(kTRUE); | |
880 | esdTrackCuts->SetMinNClustersITS(4); | |
881 | esdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD, | |
882 | AliESDtrackCuts::kAny); | |
883 | esdTrackCuts->SetMaxChi2PerClusterITS(2.5); | |
884 | ||
885 | if(selPrimaries) { | |
886 | // 7*(0.0033+0.0045/pt^1.3) | |
887 | esdTrackCuts->SetMaxDCAToVertexXYPtDep("0.0231+0.0315/pt^1.3"); | |
888 | } | |
889 | if(useForPid){ | |
890 | esdTrackCuts->SetRequireITSPid(kTRUE); | |
891 | } | |
892 | return esdTrackCuts; | |
893 | } | |
894 | ||
0274b76f | 895 | //____________________________________________________________________ |
896 | AliESDtrackCuts* AliESDtrackCuts::GetStandardITSSATrackCuts2009(Bool_t selPrimaries, Bool_t useForPid) | |
897 | { | |
898 | // creates an AliESDtrackCuts object and fills it with standard values for ITS pure SA tracks | |
899 | ||
900 | AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts; | |
901 | esdTrackCuts->SetRequireITSStandAlone(kTRUE); | |
902 | esdTrackCuts->SetRequireITSPureStandAlone(kFALSE); | |
903 | esdTrackCuts->SetRequireITSRefit(kTRUE); | |
904 | esdTrackCuts->SetMinNClustersITS(4); | |
905 | esdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD, | |
906 | AliESDtrackCuts::kAny); | |
907 | esdTrackCuts->SetMaxChi2PerClusterITS(1.); | |
908 | ||
909 | if(selPrimaries) { | |
910 | // 7*(0.0085+0.0026/pt^1.55) | |
911 | esdTrackCuts->SetMaxDCAToVertexXYPtDep("0.0595+0.0182/pt^1.55"); | |
912 | } | |
913 | if(useForPid){ | |
914 | esdTrackCuts->SetRequireITSPid(kTRUE); | |
915 | } | |
916 | return esdTrackCuts; | |
917 | } | |
918 | ||
97b2cf9e | 919 | //____________________________________________________________________ |
920 | AliESDtrackCuts* AliESDtrackCuts::GetStandardITSSATrackCuts2010(Bool_t selPrimaries, Bool_t useForPid) | |
921 | { | |
922 | // creates an AliESDtrackCuts object and fills it with standard values for ITS pure SA tracks --pp 2010 | |
923 | ||
924 | AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts; | |
925 | esdTrackCuts->SetRequireITSStandAlone(kTRUE); | |
926 | esdTrackCuts->SetRequireITSPureStandAlone(kFALSE); | |
927 | esdTrackCuts->SetRequireITSRefit(kTRUE); | |
928 | esdTrackCuts->SetMinNClustersITS(4); | |
929 | esdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD, | |
930 | AliESDtrackCuts::kAny); | |
931 | esdTrackCuts->SetMaxChi2PerClusterITS(2.5); | |
932 | ||
933 | if(selPrimaries) { | |
934 | // 7*(0.0033+0.0045/pt^1.3) | |
935 | esdTrackCuts->SetMaxDCAToVertexXYPtDep("0.0231+0.0315/pt^1.3"); | |
936 | } | |
937 | if(useForPid){ | |
938 | esdTrackCuts->SetRequireITSPid(kTRUE); | |
939 | } | |
940 | return esdTrackCuts; | |
941 | } | |
f4e7aa32 | 942 | |
9023d7ac | 943 | //____________________________________________________________________ |
944 | AliESDtrackCuts* AliESDtrackCuts::GetStandardITSSATrackCutsPbPb2010(Bool_t selPrimaries, Bool_t useForPid) | |
945 | { | |
946 | // creates an AliESDtrackCuts object and fills it with standard values for ITS pure SA tracks -- PbPb 2010 | |
947 | ||
948 | AliESDtrackCuts* esdTrackCuts = GetStandardITSSATrackCuts2010(selPrimaries, useForPid); | |
949 | esdTrackCuts->SetMaxNOfMissingITSPoints(1); | |
950 | ||
951 | return esdTrackCuts; | |
952 | } | |
28348fb4 | 953 | //____________________________________________________________________ |
954 | ||
955 | AliESDtrackCuts* AliESDtrackCuts::GetStandardV0DaughterCuts() | |
956 | { | |
957 | // creates a AliESDtrackCuts object and fills it with standard cuts for V0 daughters | |
958 | AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts; | |
959 | esdTrackCuts->SetRequireTPCRefit(kTRUE); | |
960 | esdTrackCuts->SetMinNClustersTPC(70); | |
961 | esdTrackCuts->SetAcceptKinkDaughters(kFALSE); | |
962 | return esdTrackCuts; | |
963 | } | |
9023d7ac | 964 | |
1bf80d20 | 965 | //____________________________________________________________________ |
f7ce7a37 | 966 | Int_t AliESDtrackCuts::GetReferenceMultiplicity(const AliESDEvent* esd, Bool_t tpcOnly) |
1bf80d20 | 967 | { |
968 | // Gets reference multiplicity following the standard cuts and a defined fiducial volume | |
969 | // tpcOnly = kTRUE -> consider TPC-only tracks | |
970 | // = kFALSE -> consider global tracks | |
a61ab805 | 971 | // |
972 | // DEPRECATED Use GetReferenceMultiplicity with the enum as second argument instead | |
1bf80d20 | 973 | |
974 | if (!tpcOnly) | |
975 | { | |
28348fb4 | 976 | AliErrorClass("Not implemented for global tracks!"); |
1bf80d20 | 977 | return -1; |
978 | } | |
979 | ||
8fb3df98 | 980 | static AliESDtrackCuts* esdTrackCuts = 0; |
981 | if (!esdTrackCuts) | |
982 | { | |
983 | esdTrackCuts = GetStandardTPCOnlyTrackCuts(); | |
984 | esdTrackCuts->SetEtaRange(-0.8, 0.8); | |
985 | esdTrackCuts->SetPtRange(0.15); | |
986 | } | |
1bf80d20 | 987 | |
988 | Int_t nTracks = esdTrackCuts->CountAcceptedTracks(esd); | |
989 | ||
1bf80d20 | 990 | return nTracks; |
991 | } | |
73318471 | 992 | |
993 | //____________________________________________________________________ | |
4c3dc2a0 | 994 | Float_t AliESDtrackCuts::GetSigmaToVertex(const AliESDtrack* const esdTrack) |
73318471 | 995 | { |
996 | // Calculates the number of sigma to the vertex. | |
997 | ||
998 | Float_t b[2]; | |
999 | Float_t bRes[2]; | |
1000 | Float_t bCov[3]; | |
1001 | esdTrack->GetImpactParameters(b,bCov); | |
36853ddd | 1002 | |
73318471 | 1003 | if (bCov[0]<=0 || bCov[2]<=0) { |
57fddfbc | 1004 | AliDebugClass(1, "Estimated b resolution lower or equal zero!"); |
73318471 | 1005 | bCov[0]=0; bCov[2]=0; |
1006 | } | |
1007 | bRes[0] = TMath::Sqrt(bCov[0]); | |
1008 | bRes[1] = TMath::Sqrt(bCov[2]); | |
1009 | ||
1010 | // ----------------------------------- | |
1011 | // How to get to a n-sigma cut? | |
1012 | // | |
1013 | // The accumulated statistics from 0 to d is | |
1014 | // | |
1015 | // -> Erf(d/Sqrt(2)) for a 1-dim gauss (d = n_sigma) | |
1016 | // -> 1 - Exp(-d**2) for a 2-dim gauss (d*d = dx*dx + dy*dy != n_sigma) | |
1017 | // | |
cae2c21a | 1018 | // It means that for a 2-dim gauss: n_sigma(d) = Sqrt(2)*ErfInv(1 - Exp((-d**2)/2) |
73318471 | 1019 | // Can this be expressed in a different way? |
1020 | ||
1021 | if (bRes[0] == 0 || bRes[1] ==0) | |
1022 | return -1; | |
1023 | ||
1024 | Float_t d = TMath::Sqrt(TMath::Power(b[0]/bRes[0],2) + TMath::Power(b[1]/bRes[1],2)); | |
1025 | ||
0f712a2e | 1026 | // work around precision problem |
73318471 | 1027 | // if d is too big, TMath::Exp(...) gets 0, and TMath::ErfInverse(1) that should be infinite, gets 0 :( |
0f712a2e | 1028 | // 1e-15 corresponds to nsigma ~ 7.7 |
1029 | if (TMath::Exp(-d * d / 2) < 1e-15) | |
73318471 | 1030 | return 1000; |
1031 | ||
0f712a2e | 1032 | Float_t nSigma = TMath::ErfInverse(1 - TMath::Exp(-d * d / 2)) * TMath::Sqrt(2); |
1033 | return nSigma; | |
73318471 | 1034 | } |
1035 | ||
1036 | void AliESDtrackCuts::EnableNeededBranches(TTree* tree) | |
1037 | { | |
1038 | // enables the branches needed by AcceptTrack, for a list see comment of AcceptTrack | |
1039 | ||
1040 | tree->SetBranchStatus("fTracks.fFlags", 1); | |
1041 | tree->SetBranchStatus("fTracks.fITSncls", 1); | |
1042 | tree->SetBranchStatus("fTracks.fTPCncls", 1); | |
1043 | tree->SetBranchStatus("fTracks.fITSchi2", 1); | |
1044 | tree->SetBranchStatus("fTracks.fTPCchi2", 1); | |
1045 | tree->SetBranchStatus("fTracks.fC*", 1); | |
1046 | tree->SetBranchStatus("fTracks.fD", 1); | |
1047 | tree->SetBranchStatus("fTracks.fZ", 1); | |
1048 | tree->SetBranchStatus("fTracks.fCdd", 1); | |
1049 | tree->SetBranchStatus("fTracks.fCdz", 1); | |
1050 | tree->SetBranchStatus("fTracks.fCzz", 1); | |
1051 | tree->SetBranchStatus("fTracks.fP*", 1); | |
1052 | tree->SetBranchStatus("fTracks.fR*", 1); | |
1053 | tree->SetBranchStatus("fTracks.fKinkIndexes*", 1); | |
1054 | } | |
1055 | ||
1056 | //____________________________________________________________________ | |
0ecbfc1b | 1057 | Bool_t AliESDtrackCuts::AcceptTrack(const AliESDtrack* esdTrack) |
d95684c0 | 1058 | { |
73318471 | 1059 | // |
1060 | // figure out if the tracks survives all the track cuts defined | |
1061 | // | |
1062 | // the different quality parameter and kinematic values are first | |
1063 | // retrieved from the track. then it is found out what cuts the | |
1064 | // track did not survive and finally the cuts are imposed. | |
1065 | ||
1066 | // this function needs the following branches: | |
1067 | // fTracks.fFlags | |
1068 | // fTracks.fITSncls | |
1069 | // fTracks.fTPCncls | |
1070 | // fTracks.fITSchi2 | |
1071 | // fTracks.fTPCchi2 | |
1072 | // fTracks.fC //GetExternalCovariance | |
1073 | // fTracks.fD //GetImpactParameters | |
1074 | // fTracks.fZ //GetImpactParameters | |
1075 | // fTracks.fCdd //GetImpactParameters | |
1076 | // fTracks.fCdz //GetImpactParameters | |
1077 | // fTracks.fCzz //GetImpactParameters | |
1078 | // fTracks.fP //GetPxPyPz | |
1079 | // fTracks.fR //GetMass | |
1080 | // fTracks.fP //GetMass | |
1081 | // fTracks.fKinkIndexes | |
4c3dc2a0 | 1082 | // |
1083 | // esdEvent is only required for the MaxChi2TPCConstrainedVsGlobal | |
73318471 | 1084 | |
1085 | UInt_t status = esdTrack->GetStatus(); | |
1086 | ||
73318471 | 1087 | // getting quality parameters from the ESD track |
524916f0 | 1088 | Int_t nClustersITS = esdTrack->GetITSclusters(0); |
a86cf7f4 | 1089 | Int_t nClustersTPC = -1; |
1090 | if(fCutRequireTPCStandAlone) { | |
1091 | nClustersTPC = esdTrack->GetTPCNclsIter1(); | |
1092 | } | |
1093 | else { | |
1094 | nClustersTPC = esdTrack->GetTPCclusters(0); | |
1095 | } | |
c11bb29c | 1096 | |
1097 | //Pt dependent NClusters Cut | |
1098 | if(f1CutMinNClustersTPCPtDep) { | |
1099 | if(esdTrack->Pt()<fCutMaxPtDepNClustersTPC) | |
1100 | fCutMinNClusterTPC = f1CutMinNClustersTPCPtDep->Eval(esdTrack->Pt()); | |
1101 | else | |
1102 | fCutMinNClusterTPC = f1CutMinNClustersTPCPtDep->Eval(fCutMaxPtDepNClustersTPC); | |
1103 | } | |
1104 | ||
4c3dc2a0 | 1105 | Float_t nCrossedRowsTPC = esdTrack->GetTPCCrossedRows(); |
3be03022 | 1106 | Float_t ratioCrossedRowsOverFindableClustersTPC = 1.0; |
1107 | if (esdTrack->GetTPCNclsF()>0) { | |
9006de35 | 1108 | ratioCrossedRowsOverFindableClustersTPC = nCrossedRowsTPC / esdTrack->GetTPCNclsF(); |
3be03022 | 1109 | } |
07b1b131 | 1110 | |
3128582b | 1111 | Int_t nClustersTPCShared = esdTrack->GetTPCnclsS(); |
1112 | Float_t fracClustersTPCShared = -1.; | |
1113 | ||
73318471 | 1114 | Float_t chi2PerClusterITS = -1; |
1115 | Float_t chi2PerClusterTPC = -1; | |
1116 | if (nClustersITS!=0) | |
1117 | chi2PerClusterITS = esdTrack->GetITSchi2()/Float_t(nClustersITS); | |
a86cf7f4 | 1118 | if (nClustersTPC!=0) { |
1119 | if(fCutRequireTPCStandAlone) { | |
1120 | chi2PerClusterTPC = esdTrack->GetTPCchi2Iter1()/Float_t(nClustersTPC); | |
1121 | } else { | |
1122 | chi2PerClusterTPC = esdTrack->GetTPCchi2()/Float_t(nClustersTPC); | |
1123 | } | |
3128582b | 1124 | fracClustersTPCShared = Float_t(nClustersTPCShared)/Float_t(nClustersTPC); |
a86cf7f4 | 1125 | } |
1126 | ||
73318471 | 1127 | Double_t extCov[15]; |
1128 | esdTrack->GetExternalCovariance(extCov); | |
1129 | ||
524916f0 | 1130 | Float_t b[2]; |
1131 | Float_t bCov[3]; | |
1132 | esdTrack->GetImpactParameters(b,bCov); | |
1133 | if (bCov[0]<=0 || bCov[2]<=0) { | |
1134 | AliDebug(1, "Estimated b resolution lower or equal zero!"); | |
1135 | bCov[0]=0; bCov[2]=0; | |
1136 | } | |
74687314 | 1137 | |
f4e7aa32 | 1138 | |
1139 | // set pt-dependent DCA cuts, if requested | |
1140 | SetPtDepDCACuts(esdTrack->Pt()); | |
1141 | ||
1142 | ||
e4617f4e | 1143 | Float_t dcaToVertexXY = b[0]; |
74687314 | 1144 | Float_t dcaToVertexZ = b[1]; |
1145 | ||
86f0e195 | 1146 | Float_t dcaToVertex = -1; |
1147 | ||
1148 | if (fCutDCAToVertex2D) | |
1149 | { | |
133a5e00 | 1150 | dcaToVertex = TMath::Sqrt(dcaToVertexXY*dcaToVertexXY/fCutMaxDCAToVertexXY/fCutMaxDCAToVertexXY + dcaToVertexZ*dcaToVertexZ/fCutMaxDCAToVertexZ/fCutMaxDCAToVertexZ); |
86f0e195 | 1151 | } |
1152 | else | |
1153 | dcaToVertex = TMath::Sqrt(dcaToVertexXY*dcaToVertexXY + dcaToVertexZ*dcaToVertexZ); | |
133a5e00 | 1154 | |
73318471 | 1155 | // getting the kinematic variables of the track |
1156 | // (assuming the mass is known) | |
1157 | Double_t p[3]; | |
1158 | esdTrack->GetPxPyPz(p); | |
36853ddd | 1159 | |
73318471 | 1160 | Float_t momentum = TMath::Sqrt(TMath::Power(p[0],2) + TMath::Power(p[1],2) + TMath::Power(p[2],2)); |
1161 | Float_t pt = TMath::Sqrt(TMath::Power(p[0],2) + TMath::Power(p[1],2)); | |
1162 | Float_t energy = TMath::Sqrt(TMath::Power(esdTrack->GetMass(),2) + TMath::Power(momentum,2)); | |
1163 | ||
73318471 | 1164 | //y-eta related calculations |
1165 | Float_t eta = -100.; | |
1166 | Float_t y = -100.; | |
1167 | if((momentum != TMath::Abs(p[2]))&&(momentum != 0)) | |
1168 | eta = 0.5*TMath::Log((momentum + p[2])/(momentum - p[2])); | |
1169 | if((energy != TMath::Abs(p[2]))&&(momentum != 0)) | |
1170 | y = 0.5*TMath::Log((energy + p[2])/(energy - p[2])); | |
025fb458 | 1171 | |
4853f638 | 1172 | if (extCov[14] < 0) |
1173 | { | |
28348fb4 | 1174 | AliWarning(Form("GetSigma1Pt2() returns negative value for external covariance matrix element fC[14]: %f. Corrupted track information, track will not be accepted!", extCov[14])); |
4853f638 | 1175 | return kFALSE; |
1176 | } | |
025fb458 | 1177 | Float_t relUncertainty1Pt = TMath::Sqrt(extCov[14])*pt; |
73318471 | 1178 | |
1179 | //######################################################################## | |
1180 | // cut the track? | |
1181 | ||
1182 | Bool_t cuts[kNCuts]; | |
1183 | for (Int_t i=0; i<kNCuts; i++) cuts[i]=kFALSE; | |
1184 | ||
1185 | // track quality cuts | |
1186 | if (fCutRequireTPCRefit && (status&AliESDtrack::kTPCrefit)==0) | |
1187 | cuts[0]=kTRUE; | |
a86cf7f4 | 1188 | if (fCutRequireTPCStandAlone && (status&AliESDtrack::kTPCin)==0) |
73318471 | 1189 | cuts[1]=kTRUE; |
a86cf7f4 | 1190 | if (fCutRequireITSRefit && (status&AliESDtrack::kITSrefit)==0) |
73318471 | 1191 | cuts[2]=kTRUE; |
a86cf7f4 | 1192 | if (nClustersTPC<fCutMinNClusterTPC) |
73318471 | 1193 | cuts[3]=kTRUE; |
a86cf7f4 | 1194 | if (nClustersITS<fCutMinNClusterITS) |
1195 | cuts[4]=kTRUE; | |
73318471 | 1196 | if (chi2PerClusterTPC>fCutMaxChi2PerClusterTPC) |
a86cf7f4 | 1197 | cuts[5]=kTRUE; |
73318471 | 1198 | if (chi2PerClusterITS>fCutMaxChi2PerClusterITS) |
a86cf7f4 | 1199 | cuts[6]=kTRUE; |
73318471 | 1200 | if (extCov[0] > fCutMaxC11) |
73318471 | 1201 | cuts[7]=kTRUE; |
a86cf7f4 | 1202 | if (extCov[2] > fCutMaxC22) |
73318471 | 1203 | cuts[8]=kTRUE; |
a86cf7f4 | 1204 | if (extCov[5] > fCutMaxC33) |
73318471 | 1205 | cuts[9]=kTRUE; |
a86cf7f4 | 1206 | if (extCov[9] > fCutMaxC44) |
73318471 | 1207 | cuts[10]=kTRUE; |
a86cf7f4 | 1208 | if (extCov[14] > fCutMaxC55) |
1209 | cuts[11]=kTRUE; | |
4c3dc2a0 | 1210 | |
1211 | // cut 12 and 13 see below | |
1212 | ||
a86cf7f4 | 1213 | if (!fCutAcceptKinkDaughters && esdTrack->GetKinkIndex(0)>0) |
1214 | cuts[14]=kTRUE; | |
73318471 | 1215 | // track kinematics cut |
1216 | if((momentum < fPMin) || (momentum > fPMax)) | |
a86cf7f4 | 1217 | cuts[15]=kTRUE; |
73318471 | 1218 | if((pt < fPtMin) || (pt > fPtMax)) |
73318471 | 1219 | cuts[16] = kTRUE; |
a86cf7f4 | 1220 | if((p[0] < fPxMin) || (p[0] > fPxMax)) |
73318471 | 1221 | cuts[17] = kTRUE; |
a86cf7f4 | 1222 | if((p[1] < fPyMin) || (p[1] > fPyMax)) |
73318471 | 1223 | cuts[18] = kTRUE; |
a86cf7f4 | 1224 | if((p[2] < fPzMin) || (p[2] > fPzMax)) |
73318471 | 1225 | cuts[19] = kTRUE; |
a86cf7f4 | 1226 | if((eta < fEtaMin) || (eta > fEtaMax)) |
73318471 | 1227 | cuts[20] = kTRUE; |
a86cf7f4 | 1228 | if((y < fRapMin) || (y > fRapMax)) |
524916f0 | 1229 | cuts[21] = kTRUE; |
a86cf7f4 | 1230 | if (fCutDCAToVertex2D && dcaToVertex > 1) |
e4617f4e | 1231 | cuts[22] = kTRUE; |
a86cf7f4 | 1232 | if (!fCutDCAToVertex2D && TMath::Abs(dcaToVertexXY) > fCutMaxDCAToVertexXY) |
74687314 | 1233 | cuts[23] = kTRUE; |
a86cf7f4 | 1234 | if (!fCutDCAToVertex2D && TMath::Abs(dcaToVertexZ) > fCutMaxDCAToVertexZ) |
133a5e00 | 1235 | cuts[24] = kTRUE; |
a86cf7f4 | 1236 | if (fCutDCAToVertex2D && fCutMinDCAToVertexXY > 0 && fCutMinDCAToVertexZ > 0 && dcaToVertexXY*dcaToVertexXY/fCutMinDCAToVertexXY/fCutMinDCAToVertexXY + dcaToVertexZ*dcaToVertexZ/fCutMinDCAToVertexZ/fCutMinDCAToVertexZ < 1) |
133a5e00 | 1237 | cuts[25] = kTRUE; |
a86cf7f4 | 1238 | if (!fCutDCAToVertex2D && TMath::Abs(dcaToVertexXY) < fCutMinDCAToVertexXY) |
133a5e00 | 1239 | cuts[26] = kTRUE; |
a86cf7f4 | 1240 | if (!fCutDCAToVertex2D && TMath::Abs(dcaToVertexZ) < fCutMinDCAToVertexZ) |
1241 | cuts[27] = kTRUE; | |
94c06b89 | 1242 | |
1243 | for (Int_t i = 0; i < 3; i++) | |
a86cf7f4 | 1244 | cuts[28+i] = !CheckITSClusterRequirement(fCutClusterRequirementITS[i], esdTrack->HasPointOnITSLayer(i*2), esdTrack->HasPointOnITSLayer(i*2+1)); |
d95684c0 | 1245 | |
0274b76f | 1246 | if(fCutRequireITSStandAlone || fCutRequireITSpureSA){ |
1247 | if ((status & AliESDtrack::kITSin) == 0 || (status & AliESDtrack::kTPCin)){ | |
1248 | // TPC tracks | |
1249 | cuts[31] = kTRUE; | |
1250 | }else{ | |
1251 | // ITS standalone tracks | |
1252 | if(fCutRequireITSStandAlone && !fCutRequireITSpureSA){ | |
1253 | if(status & AliESDtrack::kITSpureSA) cuts[31] = kTRUE; | |
1254 | }else if(fCutRequireITSpureSA){ | |
1255 | if(!(status & AliESDtrack::kITSpureSA)) cuts[31] = kTRUE; | |
1256 | } | |
1257 | } | |
1258 | } | |
f4e7aa32 | 1259 | |
025fb458 | 1260 | if (relUncertainty1Pt > fCutMaxRel1PtUncertainty) |
3128582b | 1261 | cuts[32] = kTRUE; |
1262 | ||
1263 | if (!fCutAcceptSharedTPCClusters && nClustersTPCShared!=0) | |
1264 | cuts[33] = kTRUE; | |
1265 | ||
1266 | if (fracClustersTPCShared > fCutMaxFractionSharedTPCClusters) | |
1267 | cuts[34] = kTRUE; | |
1268 | ||
2a35259b | 1269 | Int_t nITSPointsForPid=0; |
1270 | UChar_t clumap=esdTrack->GetITSClusterMap(); | |
1271 | for(Int_t i=2; i<6; i++){ | |
1272 | if(clumap&(1<<i)) ++nITSPointsForPid; | |
0274b76f | 1273 | } |
2a35259b | 1274 | if(fCutRequireITSPid && nITSPointsForPid<3) cuts[35] = kTRUE; |
1275 | ||
0274b76f | 1276 | |
07b1b131 | 1277 | if (nCrossedRowsTPC<fCutMinNCrossedRowsTPC) |
1278 | cuts[36]=kTRUE; | |
1279 | if (ratioCrossedRowsOverFindableClustersTPC<fCutMinRatioCrossedRowsOverFindableClustersTPC) | |
1280 | cuts[37]=kTRUE; | |
1281 | ||
9023d7ac | 1282 | Int_t nMissITSpts=0; |
1283 | Int_t idet,statusLay; | |
1284 | Float_t xloc,zloc; | |
1285 | for(Int_t iLay=0; iLay<6; iLay++){ | |
1286 | Bool_t retc=esdTrack->GetITSModuleIndexInfo(iLay,idet,statusLay,xloc,zloc); | |
1287 | if(retc && statusLay==5) ++nMissITSpts; | |
1288 | } | |
1289 | if(nMissITSpts>fCutMaxMissingITSPoints) cuts[38] = kTRUE; | |
4c3dc2a0 | 1290 | |
ab9f5531 | 1291 | //kTOFout |
1292 | if (fCutRequireTOFout && (status&AliESDtrack::kTOFout)==0) | |
1293 | cuts[40]=kTRUE; | |
1294 | ||
1295 | // TOF signal Dz cut | |
1296 | Float_t dxTOF = esdTrack->GetTOFsignalDx(); | |
1297 | Float_t dzTOF = esdTrack->GetTOFsignalDz(); | |
1298 | if (fFlagCutTOFdistance && (esdTrack->GetStatus() & AliESDtrack::kTOFout) == AliESDtrack::kTOFout){ // applying the TOF distance cut only if requested, and only on tracks that reached the TOF and where associated with a TOF hit | |
1299 | if (fgBeamTypeFlag < 0) { // the check on the beam type was not done yet | |
1300 | const AliESDEvent* event = esdTrack->GetESDEvent(); | |
1301 | if (event){ | |
1302 | TString beamTypeESD = event->GetBeamType(); | |
1303 | AliDebug(2,Form("Beam type from ESD event = %s",beamTypeESD.Data())); | |
1304 | if (beamTypeESD.CompareTo("A-A",TString::kIgnoreCase) == 0){ // we are in PbPb collisions --> fgBeamTypeFlag will be set to 1, to apply the cut on TOF signal Dz | |
1305 | fgBeamTypeFlag = 1; | |
1306 | } | |
1307 | else { // we are NOT in PbPb collisions --> fgBeamTypeFlag will be set to 0, to NOT apply the cu6 on TOF signal Dz | |
1308 | fgBeamTypeFlag = 0; | |
1309 | } | |
1310 | } | |
1311 | else{ | |
1312 | AliFatal("Beam type not available, but it is needed to apply the TOF cut!"); | |
1313 | } | |
1314 | } | |
1315 | ||
1316 | if (fgBeamTypeFlag == 1){ // we are in PbPb collisions --> apply the cut on TOF signal Dz | |
1317 | Float_t radiusTOF = TMath::Sqrt(dxTOF*dxTOF + dzTOF*dzTOF); | |
1318 | AliDebug(3,Form("TOF check (with fCutTOFdistance = %f) --> dx = %f, dz = %f, radius = %f", fCutTOFdistance, dxTOF, dzTOF, radiusTOF)); | |
1319 | if (radiusTOF > fCutTOFdistance){ | |
1320 | AliDebug(2, Form("************* the radius is outside the range! %f > %f, the track will be skipped", radiusTOF, fCutTOFdistance)); | |
1321 | cuts[41] = kTRUE; | |
1322 | } | |
1323 | } | |
1324 | } | |
1325 | ||
73318471 | 1326 | Bool_t cut=kFALSE; |
1327 | for (Int_t i=0; i<kNCuts; i++) | |
133a5e00 | 1328 | if (cuts[i]) {cut = kTRUE;} |
524916f0 | 1329 | |
4c3dc2a0 | 1330 | // for performance evaluate the CPU intensive cuts only when the others have passed, and when they are requested |
1331 | Double_t chi2TPCConstrainedVsGlobal = -2; | |
1332 | Float_t nSigmaToVertex = -2; | |
1333 | if (!cut) | |
1334 | { | |
1335 | // getting the track to vertex parameters | |
1336 | if (fCutSigmaToVertexRequired) | |
1337 | { | |
1338 | nSigmaToVertex = GetSigmaToVertex(esdTrack); | |
1339 | if (nSigmaToVertex > fCutNsigmaToVertex && fCutSigmaToVertexRequired) | |
1340 | { | |
1341 | cuts[12] = kTRUE; | |
1342 | cut = kTRUE; | |
1343 | } | |
1344 | // if n sigma could not be calculated | |
1345 | if (nSigmaToVertex<0 && fCutSigmaToVertexRequired) | |
1346 | { | |
1347 | cuts[13] = kTRUE; | |
1348 | cut = kTRUE; | |
1349 | } | |
1350 | } | |
1351 | ||
1352 | // max chi2 TPC constrained vs global track only if track passed the other cut | |
1353 | if (fCutMaxChi2TPCConstrainedVsGlobal < 1e9) | |
1354 | { | |
0ecbfc1b | 1355 | const AliESDEvent* esdEvent = esdTrack->GetESDEvent(); |
1356 | ||
4c3dc2a0 | 1357 | if (!esdEvent) |
0ecbfc1b | 1358 | AliFatal("fCutMaxChi2TPCConstrainedVsGlobal set but ESD event not set in AliESDTrack. Use AliESDTrack::SetESDEvent before calling AliESDtrackCuts."); |
4c3dc2a0 | 1359 | |
1360 | // get vertex | |
1361 | const AliESDVertex* vertex = 0; | |
1362 | if (fCutMaxChi2TPCConstrainedVsGlobalVertexType & kVertexTracks) | |
1363 | vertex = esdEvent->GetPrimaryVertexTracks(); | |
1364 | ||
1365 | if ((!vertex || !vertex->GetStatus()) && fCutMaxChi2TPCConstrainedVsGlobalVertexType & kVertexSPD) | |
1366 | vertex = esdEvent->GetPrimaryVertexSPD(); | |
1367 | ||
1368 | if ((!vertex || !vertex->GetStatus()) && fCutMaxChi2TPCConstrainedVsGlobalVertexType & kVertexTPC) | |
1369 | vertex = esdEvent->GetPrimaryVertexTPC(); | |
1370 | ||
1371 | if (vertex->GetStatus()) | |
1372 | chi2TPCConstrainedVsGlobal = esdTrack->GetChi2TPCConstrainedVsGlobal(vertex); | |
1373 | ||
1374 | if (chi2TPCConstrainedVsGlobal < 0 || chi2TPCConstrainedVsGlobal > fCutMaxChi2TPCConstrainedVsGlobal) | |
1375 | { | |
1376 | cuts[39] = kTRUE; | |
1377 | cut = kTRUE; | |
1378 | } | |
1379 | } | |
1380 | } | |
08e4d7b0 | 1381 | |
73318471 | 1382 | //######################################################################## |
1383 | // filling histograms | |
1384 | if (fHistogramsOn) { | |
1385 | fhCutStatistics->Fill(fhCutStatistics->GetBinCenter(fhCutStatistics->GetXaxis()->FindBin("n tracks"))); | |
73318471 | 1386 | if (cut) |
1387 | fhCutStatistics->Fill(fhCutStatistics->GetBinCenter(fhCutStatistics->GetXaxis()->FindBin("n cut tracks"))); | |
1388 | ||
1389 | for (Int_t i=0; i<kNCuts; i++) { | |
ecd4e3ba | 1390 | if (fhCutStatistics->GetXaxis()->FindBin(fgkCutNames[i]) < 1) |
1391 | AliFatal(Form("Inconsistency! Cut %d with name %s not found", i, fgkCutNames[i])); | |
1392 | ||
73318471 | 1393 | if (cuts[i]) |
524916f0 | 1394 | fhCutStatistics->Fill(fhCutStatistics->GetBinCenter(fhCutStatistics->GetXaxis()->FindBin(fgkCutNames[i]))); |
1395 | ||
73318471 | 1396 | for (Int_t j=i; j<kNCuts; j++) { |
524916f0 | 1397 | if (cuts[i] && cuts[j]) { |
1398 | Float_t xC = fhCutCorrelation->GetXaxis()->GetBinCenter(fhCutCorrelation->GetXaxis()->FindBin(fgkCutNames[i])); | |
1399 | Float_t yC = fhCutCorrelation->GetYaxis()->GetBinCenter(fhCutCorrelation->GetYaxis()->FindBin(fgkCutNames[j])); | |
1400 | fhCutCorrelation->Fill(xC, yC); | |
1401 | } | |
73318471 | 1402 | } |
1403 | } | |
73318471 | 1404 | } |
ecd4e3ba | 1405 | |
524916f0 | 1406 | // now we loop over the filling of the histograms twice: once "before" the cut, once "after" |
1407 | // the code is not in a function due to too many local variables that would need to be passed | |
73318471 | 1408 | |
524916f0 | 1409 | for (Int_t id = 0; id < 2; id++) |
1410 | { | |
1411 | // id = 0 --> before cut | |
1412 | // id = 1 --> after cut | |
73318471 | 1413 | |
524916f0 | 1414 | if (fHistogramsOn) |
73318471 | 1415 | { |
524916f0 | 1416 | fhNClustersITS[id]->Fill(nClustersITS); |
1417 | fhNClustersTPC[id]->Fill(nClustersTPC); | |
9023d7ac | 1418 | fhNSharedClustersTPC[id]->Fill(nClustersTPCShared); |
07b1b131 | 1419 | fhNCrossedRowsTPC[id]->Fill(nCrossedRowsTPC); |
1420 | fhRatioCrossedRowsOverFindableClustersTPC[id]->Fill(ratioCrossedRowsOverFindableClustersTPC); | |
524916f0 | 1421 | fhChi2PerClusterITS[id]->Fill(chi2PerClusterITS); |
1422 | fhChi2PerClusterTPC[id]->Fill(chi2PerClusterTPC); | |
4c3dc2a0 | 1423 | fhChi2TPCConstrainedVsGlobal[id]->Fill(chi2TPCConstrainedVsGlobal); |
2a35259b | 1424 | fhNClustersForITSPID[id]->Fill(nITSPointsForPid); |
1425 | fhNMissingITSPoints[id]->Fill(nMissITSpts); | |
524916f0 | 1426 | |
1427 | fhC11[id]->Fill(extCov[0]); | |
1428 | fhC22[id]->Fill(extCov[2]); | |
1429 | fhC33[id]->Fill(extCov[5]); | |
1430 | fhC44[id]->Fill(extCov[9]); | |
1431 | fhC55[id]->Fill(extCov[14]); | |
1432 | ||
025fb458 | 1433 | fhRel1PtUncertainty[id]->Fill(relUncertainty1Pt); |
1434 | ||
524916f0 | 1435 | fhPt[id]->Fill(pt); |
1436 | fhEta[id]->Fill(eta); | |
08e4d7b0 | 1437 | fhTOFdistance[id]->Fill(dxTOF, dzTOF); |
524916f0 | 1438 | |
1439 | Float_t bRes[2]; | |
1440 | bRes[0] = TMath::Sqrt(bCov[0]); | |
1441 | bRes[1] = TMath::Sqrt(bCov[2]); | |
1442 | ||
1443 | fhDZ[id]->Fill(b[1]); | |
1444 | fhDXY[id]->Fill(b[0]); | |
1445 | fhDXYDZ[id]->Fill(dcaToVertex); | |
1446 | fhDXYvsDZ[id]->Fill(b[1],b[0]); | |
1447 | ||
1448 | if (bRes[0]!=0 && bRes[1]!=0) { | |
1449 | fhDZNormalized[id]->Fill(b[1]/bRes[1]); | |
1450 | fhDXYNormalized[id]->Fill(b[0]/bRes[0]); | |
1451 | fhDXYvsDZNormalized[id]->Fill(b[1]/bRes[1], b[0]/bRes[0]); | |
1452 | fhNSigmaToVertex[id]->Fill(nSigmaToVertex); | |
1453 | } | |
73318471 | 1454 | } |
524916f0 | 1455 | |
1456 | // cut the track | |
1457 | if (cut) | |
1458 | return kFALSE; | |
73318471 | 1459 | } |
1460 | ||
1461 | return kTRUE; | |
1462 | } | |
1463 | ||
94c06b89 | 1464 | //____________________________________________________________________ |
1465 | Bool_t AliESDtrackCuts::CheckITSClusterRequirement(ITSClusterRequirement req, Bool_t clusterL1, Bool_t clusterL2) | |
1466 | { | |
1467 | // checks if the cluster requirement is fullfilled (in this case: return kTRUE) | |
1468 | ||
1469 | switch (req) | |
1470 | { | |
1471 | case kOff: return kTRUE; | |
1472 | case kNone: return !clusterL1 && !clusterL2; | |
1473 | case kAny: return clusterL1 || clusterL2; | |
1474 | case kFirst: return clusterL1; | |
1475 | case kOnlyFirst: return clusterL1 && !clusterL2; | |
1476 | case kSecond: return clusterL2; | |
1477 | case kOnlySecond: return clusterL2 && !clusterL1; | |
1478 | case kBoth: return clusterL1 && clusterL2; | |
1479 | } | |
1480 | ||
1481 | return kFALSE; | |
1482 | } | |
1483 | ||
73318471 | 1484 | //____________________________________________________________________ |
4fd6a75d | 1485 | AliESDtrack* AliESDtrackCuts::GetTPCOnlyTrack(const AliESDEvent* esd, Int_t iTrack) |
73318471 | 1486 | { |
4c3dc2a0 | 1487 | // Utility function to create a TPC only track from the given esd track |
b7b857f0 | 1488 | // |
1489 | // IMPORTANT: The track has to be deleted by the user | |
73318471 | 1490 | // |
524916f0 | 1491 | // NB. most of the functionality to get a TPC only track from an ESD track is in AliESDtrack, where it should be |
1492 | // there are only missing propagations here that are needed for old data | |
1493 | // this function will therefore become obsolete | |
73318471 | 1494 | // |
524916f0 | 1495 | // adapted from code provided by CKB |
73318471 | 1496 | |
524916f0 | 1497 | if (!esd->GetPrimaryVertexTPC()) |
1498 | return 0; // No TPC vertex no TPC tracks | |
73318471 | 1499 | |
91c88f16 | 1500 | if(!esd->GetPrimaryVertexTPC()->GetStatus()) |
1501 | return 0; // TPC Vertex is created by default in AliESDEvent, do not use in this case | |
91c88f16 | 1502 | |
524916f0 | 1503 | AliESDtrack* track = esd->GetTrack(iTrack); |
1504 | if (!track) | |
1505 | return 0; | |
36853ddd | 1506 | |
524916f0 | 1507 | AliESDtrack *tpcTrack = new AliESDtrack(); |
73318471 | 1508 | |
524916f0 | 1509 | // only true if we have a tpc track |
1510 | if (!track->FillTPCOnlyTrack(*tpcTrack)) | |
1511 | { | |
1512 | delete tpcTrack; | |
1513 | return 0; | |
73318471 | 1514 | } |
1515 | ||
524916f0 | 1516 | return tpcTrack; |
73318471 | 1517 | } |
1518 | ||
1519 | //____________________________________________________________________ | |
4c3dc2a0 | 1520 | TObjArray* AliESDtrackCuts::GetAcceptedTracks(const AliESDEvent* esd, Bool_t bTPC) |
73318471 | 1521 | { |
1522 | // | |
1523 | // returns an array of all tracks that pass the cuts | |
36853ddd | 1524 | // or an array of TPC only tracks (propagated to the TPC vertex during reco) |
1525 | // tracks that pass the cut | |
ecd4e3ba | 1526 | // |
1527 | // NOTE: List has to be deleted by the user | |
73318471 | 1528 | |
1529 | TObjArray* acceptedTracks = new TObjArray(); | |
1530 | ||
1531 | // loop over esd tracks | |
1532 | for (Int_t iTrack = 0; iTrack < esd->GetNumberOfTracks(); iTrack++) { | |
36853ddd | 1533 | if(bTPC){ |
1534 | if(!esd->GetPrimaryVertexTPC())return acceptedTracks; // No TPC vertex no TPC tracks | |
91c88f16 | 1535 | if(!esd->GetPrimaryVertexTPC()->GetStatus())return acceptedTracks; // No proper TPC vertex, only the default |
36853ddd | 1536 | |
524916f0 | 1537 | AliESDtrack *tpcTrack = GetTPCOnlyTrack(esd, iTrack); |
1538 | if (!tpcTrack) | |
1539 | continue; | |
1540 | ||
0ecbfc1b | 1541 | if (AcceptTrack(tpcTrack)) { |
524916f0 | 1542 | acceptedTracks->Add(tpcTrack); |
36853ddd | 1543 | } |
524916f0 | 1544 | else |
1545 | delete tpcTrack; | |
1546 | } | |
1547 | else | |
1548 | { | |
1549 | AliESDtrack* track = esd->GetTrack(iTrack); | |
0ecbfc1b | 1550 | if(AcceptTrack(track)) |
524916f0 | 1551 | acceptedTracks->Add(track); |
36853ddd | 1552 | } |
36853ddd | 1553 | } |
1554 | if(bTPC)acceptedTracks->SetOwner(kTRUE); | |
73318471 | 1555 | return acceptedTracks; |
1556 | } | |
1557 | ||
1558 | //____________________________________________________________________ | |
f7ce7a37 | 1559 | Int_t AliESDtrackCuts::CountAcceptedTracks(const AliESDEvent* const esd) |
73318471 | 1560 | { |
1561 | // | |
1562 | // returns an the number of tracks that pass the cuts | |
1563 | // | |
1564 | ||
1565 | Int_t count = 0; | |
1566 | ||
1567 | // loop over esd tracks | |
1568 | for (Int_t iTrack = 0; iTrack < esd->GetNumberOfTracks(); iTrack++) { | |
1569 | AliESDtrack* track = esd->GetTrack(iTrack); | |
0ecbfc1b | 1570 | if (AcceptTrack(track)) |
73318471 | 1571 | count++; |
1572 | } | |
1573 | ||
1574 | return count; | |
1575 | } | |
1576 | ||
1577 | //____________________________________________________________________ | |
1578 | void AliESDtrackCuts::DefineHistograms(Int_t color) { | |
1579 | // | |
1580 | // diagnostics histograms are defined | |
1581 | // | |
1582 | ||
1583 | fHistogramsOn=kTRUE; | |
1584 | ||
1585 | Bool_t oldStatus = TH1::AddDirectoryStatus(); | |
1586 | TH1::AddDirectory(kFALSE); | |
1587 | ||
1588 | //################################################################################### | |
1589 | // defining histograms | |
1590 | ||
1591 | fhCutStatistics = new TH1F("cut_statistics","cut statistics",kNCuts+4,-0.5,kNCuts+3.5); | |
1592 | ||
1593 | fhCutStatistics->GetXaxis()->SetBinLabel(1,"n tracks"); | |
1594 | fhCutStatistics->GetXaxis()->SetBinLabel(2,"n cut tracks"); | |
1595 | ||
1596 | fhCutCorrelation = new TH2F("cut_correlation","cut correlation",kNCuts,-0.5,kNCuts-0.5,kNCuts,-0.5,kNCuts-0.5);; | |
1597 | ||
1598 | for (Int_t i=0; i<kNCuts; i++) { | |
1599 | fhCutStatistics->GetXaxis()->SetBinLabel(i+4,fgkCutNames[i]); | |
1600 | fhCutCorrelation->GetXaxis()->SetBinLabel(i+1,fgkCutNames[i]); | |
1601 | fhCutCorrelation->GetYaxis()->SetBinLabel(i+1,fgkCutNames[i]); | |
0f712a2e | 1602 | } |
73318471 | 1603 | |
1604 | fhCutStatistics ->SetLineColor(color); | |
1605 | fhCutCorrelation ->SetLineColor(color); | |
1606 | fhCutStatistics ->SetLineWidth(2); | |
1607 | fhCutCorrelation ->SetLineWidth(2); | |
1608 | ||
73318471 | 1609 | for (Int_t i=0; i<2; i++) { |
524916f0 | 1610 | fhNClustersITS[i] = new TH1F("nClustersITS" ,"",8,-0.5,7.5); |
1611 | fhNClustersTPC[i] = new TH1F("nClustersTPC" ,"",165,-0.5,164.5); | |
9023d7ac | 1612 | fhNSharedClustersTPC[i] = new TH1F("nSharedClustersTPC" ,"",165,-0.5,164.5); |
07b1b131 | 1613 | fhNCrossedRowsTPC[i] = new TH1F("nCrossedRowsTPC" ,"",165,-0.5,164.5); |
1614 | fhRatioCrossedRowsOverFindableClustersTPC[i] = new TH1F("ratioCrossedRowsOverFindableClustersTPC" ,"",60,0,1.5); | |
524916f0 | 1615 | fhChi2PerClusterITS[i] = new TH1F("chi2PerClusterITS","",500,0,10); |
1616 | fhChi2PerClusterTPC[i] = new TH1F("chi2PerClusterTPC","",500,0,10); | |
4c3dc2a0 | 1617 | fhChi2TPCConstrainedVsGlobal[i] = new TH1F("chi2TPCConstrainedVsGlobal","",600,-2,50); |
2a35259b | 1618 | fhNClustersForITSPID[i] = new TH1F("nPointsForITSpid","",5,-0.5,4.5); |
1619 | fhNMissingITSPoints[i] = new TH1F("nMissingITSClusters","",7,-0.5,6.5); | |
524916f0 | 1620 | |
1621 | fhC11[i] = new TH1F("covMatrixDiagonal11","",2000,0,20); | |
1622 | fhC22[i] = new TH1F("covMatrixDiagonal22","",2000,0,20); | |
0f712a2e | 1623 | fhC33[i] = new TH1F("covMatrixDiagonal33","",1000,0,0.1); |
1624 | fhC44[i] = new TH1F("covMatrixDiagonal44","",1000,0,0.1); | |
524916f0 | 1625 | fhC55[i] = new TH1F("covMatrixDiagonal55","",1000,0,5); |
1626 | ||
025fb458 | 1627 | fhRel1PtUncertainty[i] = new TH1F("rel1PtUncertainty","",1000,0,5); |
1628 | ||
524916f0 | 1629 | fhDXY[i] = new TH1F("dXY" ,"",500,-10,10); |
1630 | fhDZ[i] = new TH1F("dZ" ,"",500,-10,10); | |
1631 | fhDXYDZ[i] = new TH1F("dXYDZ" ,"",500,0,10); | |
1632 | fhDXYvsDZ[i] = new TH2F("dXYvsDZ","",200,-10,10,200,-10,10); | |
1633 | ||
1634 | fhDXYNormalized[i] = new TH1F("dXYNormalized" ,"",500,-10,10); | |
1635 | fhDZNormalized[i] = new TH1F("dZNormalized" ,"",500,-10,10); | |
1636 | fhDXYvsDZNormalized[i] = new TH2F("dXYvsDZNormalized","",200,-10,10,200,-10,10); | |
1637 | ||
1638 | fhNSigmaToVertex[i] = new TH1F("nSigmaToVertex","",500,0,10); | |
1639 | ||
86f0e195 | 1640 | fhPt[i] = new TH1F("pt" ,"p_{T} distribution;p_{T} (GeV/c)", 800, 0.0, 10.0); |
524916f0 | 1641 | fhEta[i] = new TH1F("eta" ,"#eta distribution;#eta",40,-2.0,2.0); |
08e4d7b0 | 1642 | fhTOFdistance[i] = new TH2F("TOFdistance" ,"TOF distance;dx (cm};dz (cm)", 150, -15, 15, 150, -15, 15); |
73318471 | 1643 | |
1644 | fhNClustersITS[i]->SetTitle("n ITS clusters"); | |
1645 | fhNClustersTPC[i]->SetTitle("n TPC clusters"); | |
9023d7ac | 1646 | fhNSharedClustersTPC[i]->SetTitle("n TPC shared clusters"); |
73318471 | 1647 | fhChi2PerClusterITS[i]->SetTitle("#Chi^{2} per ITS cluster"); |
1648 | fhChi2PerClusterTPC[i]->SetTitle("#Chi^{2} per TPC cluster"); | |
4c3dc2a0 | 1649 | fhChi2TPCConstrainedVsGlobal[i]->SetTitle("#Chi^{2} TPC constrained track vs global track"); |
2a35259b | 1650 | fhNClustersForITSPID[i]->SetTitle("n ITS points for PID"); |
1651 | fhNMissingITSPoints[i]->SetTitle("n ITS layers with missing cluster"); | |
73318471 | 1652 | |
1653 | fhC11[i]->SetTitle("cov 11 : #sigma_{y}^{2} [cm^{2}]"); | |
1654 | fhC22[i]->SetTitle("cov 22 : #sigma_{z}^{2} [cm^{2}]"); | |
1655 | fhC33[i]->SetTitle("cov 33 : #sigma_{sin(#phi)}^{2}"); | |
1656 | fhC44[i]->SetTitle("cov 44 : #sigma_{tan(#theta_{dip})}^{2}"); | |
1657 | fhC55[i]->SetTitle("cov 55 : #sigma_{1/p_{T}}^{2} [(c/GeV)^2]"); | |
1658 | ||
025fb458 | 1659 | fhRel1PtUncertainty[i]->SetTitle("rel. uncertainty of 1/p_{T}"); |
1660 | ||
86f0e195 | 1661 | fhDXY[i]->SetXTitle("transverse impact parameter (cm)"); |
1662 | fhDZ[i]->SetXTitle("longitudinal impact parameter (cm)"); | |
1663 | fhDXYDZ[i]->SetTitle("absolute impact parameter;sqrt(dXY**2 + dZ**2) (cm)"); | |
1664 | fhDXYvsDZ[i]->SetXTitle("longitudinal impact parameter (cm)"); | |
1665 | fhDXYvsDZ[i]->SetYTitle("transverse impact parameter (cm)"); | |
73318471 | 1666 | |
86f0e195 | 1667 | fhDXYNormalized[i]->SetTitle("normalized trans impact par (n#sigma)"); |
1668 | fhDZNormalized[i]->SetTitle("normalized long impact par (n#sigma)"); | |
1669 | fhDXYvsDZNormalized[i]->SetTitle("normalized long impact par (n#sigma)"); | |
1670 | fhDXYvsDZNormalized[i]->SetYTitle("normalized trans impact par (n#sigma)"); | |
73318471 | 1671 | fhNSigmaToVertex[i]->SetTitle("n #sigma to vertex"); |
1672 | ||
1673 | fhNClustersITS[i]->SetLineColor(color); fhNClustersITS[i]->SetLineWidth(2); | |
1674 | fhNClustersTPC[i]->SetLineColor(color); fhNClustersTPC[i]->SetLineWidth(2); | |
9023d7ac | 1675 | fhNSharedClustersTPC[i]->SetLineColor(color); fhNSharedClustersTPC[i]->SetLineWidth(2); |
73318471 | 1676 | fhChi2PerClusterITS[i]->SetLineColor(color); fhChi2PerClusterITS[i]->SetLineWidth(2); |
1677 | fhChi2PerClusterTPC[i]->SetLineColor(color); fhChi2PerClusterTPC[i]->SetLineWidth(2); | |
4c3dc2a0 | 1678 | fhChi2TPCConstrainedVsGlobal[i]->SetLineColor(color); fhChi2TPCConstrainedVsGlobal[i]->SetLineWidth(2); |
2a35259b | 1679 | fhNClustersForITSPID[i]->SetLineColor(color); fhNClustersForITSPID[i]->SetLineWidth(2); |
1680 | fhNMissingITSPoints[i]->SetLineColor(color); fhNMissingITSPoints[i]->SetLineWidth(2); | |
73318471 | 1681 | |
1682 | fhC11[i]->SetLineColor(color); fhC11[i]->SetLineWidth(2); | |
1683 | fhC22[i]->SetLineColor(color); fhC22[i]->SetLineWidth(2); | |
1684 | fhC33[i]->SetLineColor(color); fhC33[i]->SetLineWidth(2); | |
1685 | fhC44[i]->SetLineColor(color); fhC44[i]->SetLineWidth(2); | |
1686 | fhC55[i]->SetLineColor(color); fhC55[i]->SetLineWidth(2); | |
1687 | ||
025fb458 | 1688 | fhRel1PtUncertainty[i]->SetLineColor(color); fhRel1PtUncertainty[i]->SetLineWidth(2); |
1689 | ||
73318471 | 1690 | fhDXY[i]->SetLineColor(color); fhDXY[i]->SetLineWidth(2); |
524916f0 | 1691 | fhDZ[i]->SetLineColor(color); fhDZ[i]->SetLineWidth(2); |
1692 | fhDXYDZ[i]->SetLineColor(color); fhDXYDZ[i]->SetLineWidth(2); | |
73318471 | 1693 | |
1694 | fhDXYNormalized[i]->SetLineColor(color); fhDXYNormalized[i]->SetLineWidth(2); | |
1695 | fhDZNormalized[i]->SetLineColor(color); fhDZNormalized[i]->SetLineWidth(2); | |
1696 | fhNSigmaToVertex[i]->SetLineColor(color); fhNSigmaToVertex[i]->SetLineWidth(2); | |
1697 | } | |
1698 | ||
1699 | // The number of sigmas to the vertex is per definition gaussian | |
1700 | ffDTheoretical = new TF1("nSigmaToVertexTheoretical","([0]/2.506628274)*exp(-(x**2)/2)",0,50); | |
1701 | ffDTheoretical->SetParameter(0,1); | |
524916f0 | 1702 | |
73318471 | 1703 | TH1::AddDirectory(oldStatus); |
1704 | } | |
1705 | ||
1706 | //____________________________________________________________________ | |
1707 | Bool_t AliESDtrackCuts::LoadHistograms(const Char_t* dir) | |
1708 | { | |
1709 | // | |
1710 | // loads the histograms from a file | |
1711 | // if dir is empty a directory with the name of this object is taken (like in SaveHistogram) | |
1712 | // | |
1713 | ||
1714 | if (!dir) | |
1715 | dir = GetName(); | |
1716 | ||
1717 | if (!gDirectory->cd(dir)) | |
1718 | return kFALSE; | |
1719 | ||
1720 | ffDTheoretical = dynamic_cast<TF1*> (gDirectory->Get("nSigmaToVertexTheory")); | |
1721 | ||
1722 | fhCutStatistics = dynamic_cast<TH1F*> (gDirectory->Get("cut_statistics")); | |
1723 | fhCutCorrelation = dynamic_cast<TH2F*> (gDirectory->Get("cut_correlation")); | |
1724 | ||
73318471 | 1725 | for (Int_t i=0; i<2; i++) { |
1726 | if (i==0) | |
1727 | { | |
1728 | gDirectory->cd("before_cuts"); | |
73318471 | 1729 | } |
1730 | else | |
73318471 | 1731 | gDirectory->cd("after_cuts"); |
73318471 | 1732 | |
524916f0 | 1733 | fhNClustersITS[i] = dynamic_cast<TH1F*> (gDirectory->Get("nClustersITS" )); |
1734 | fhNClustersTPC[i] = dynamic_cast<TH1F*> (gDirectory->Get("nClustersTPC" )); | |
9023d7ac | 1735 | fhNSharedClustersTPC[i] = dynamic_cast<TH1F*> (gDirectory->Get("nSharedClustersTPC" )); |
07b1b131 | 1736 | fhNCrossedRowsTPC[i] = dynamic_cast<TH1F*> (gDirectory->Get("nCrossedRowsTPC" )); |
1737 | fhRatioCrossedRowsOverFindableClustersTPC[i] = dynamic_cast<TH1F*> (gDirectory->Get("ratioCrossedRowsOverFindableClustersTPC" )); | |
524916f0 | 1738 | fhChi2PerClusterITS[i] = dynamic_cast<TH1F*> (gDirectory->Get("chi2PerClusterITS")); |
1739 | fhChi2PerClusterTPC[i] = dynamic_cast<TH1F*> (gDirectory->Get("chi2PerClusterTPC")); | |
4c3dc2a0 | 1740 | fhChi2TPCConstrainedVsGlobal[i] = dynamic_cast<TH1F*> (gDirectory->Get("fhChi2TPCConstrainedVsGlobal")); |
2a35259b | 1741 | fhNClustersForITSPID[i] = dynamic_cast<TH1F*> (gDirectory->Get("nPointsForITSpid")); |
1742 | fhNMissingITSPoints[i] = dynamic_cast<TH1F*> (gDirectory->Get("nMissingITSClusters")); | |
73318471 | 1743 | |
524916f0 | 1744 | fhC11[i] = dynamic_cast<TH1F*> (gDirectory->Get("covMatrixDiagonal11")); |
1745 | fhC22[i] = dynamic_cast<TH1F*> (gDirectory->Get("covMatrixDiagonal22")); | |
1746 | fhC33[i] = dynamic_cast<TH1F*> (gDirectory->Get("covMatrixDiagonal33")); | |
1747 | fhC44[i] = dynamic_cast<TH1F*> (gDirectory->Get("covMatrixDiagonal44")); | |
1748 | fhC55[i] = dynamic_cast<TH1F*> (gDirectory->Get("covMatrixDiagonal55")); | |
73318471 | 1749 | |
025fb458 | 1750 | fhRel1PtUncertainty[i] = dynamic_cast<TH1F*> (gDirectory->Get("rel1PtUncertainty")); |
1751 | ||
524916f0 | 1752 | fhDXY[i] = dynamic_cast<TH1F*> (gDirectory->Get("dXY" )); |
1753 | fhDZ[i] = dynamic_cast<TH1F*> (gDirectory->Get("dZ" )); | |
1754 | fhDXYDZ[i] = dynamic_cast<TH1F*> (gDirectory->Get("dXYDZ")); | |
1755 | fhDXYvsDZ[i] = dynamic_cast<TH2F*> (gDirectory->Get("dXYvsDZ")); | |
73318471 | 1756 | |
524916f0 | 1757 | fhDXYNormalized[i] = dynamic_cast<TH1F*> (gDirectory->Get("dXYNormalized" )); |
1758 | fhDZNormalized[i] = dynamic_cast<TH1F*> (gDirectory->Get("dZNormalized" )); | |
1759 | fhDXYvsDZNormalized[i] = dynamic_cast<TH2F*> (gDirectory->Get("dXYvsDZNormalized")); | |
1760 | fhNSigmaToVertex[i] = dynamic_cast<TH1F*> (gDirectory->Get("nSigmaToVertex")); | |
73318471 | 1761 | |
524916f0 | 1762 | fhPt[i] = dynamic_cast<TH1F*> (gDirectory->Get("pt")); |
1763 | fhEta[i] = dynamic_cast<TH1F*> (gDirectory->Get("eta")); | |
08e4d7b0 | 1764 | fhTOFdistance[i] = dynamic_cast<TH2F*> (gDirectory->Get("TOFdistance")); |
73318471 | 1765 | |
1766 | gDirectory->cd("../"); | |
1767 | } | |
1768 | ||
1769 | gDirectory->cd(".."); | |
1770 | ||
1771 | return kTRUE; | |
1772 | } | |
1773 | ||
1774 | //____________________________________________________________________ | |
1775 | void AliESDtrackCuts::SaveHistograms(const Char_t* dir) { | |
1776 | // | |
1777 | // saves the histograms in a directory (dir) | |
1778 | // | |
1779 | ||
1780 | if (!fHistogramsOn) { | |
1781 | AliDebug(0, "Histograms not on - cannot save histograms!!!"); | |
1782 | return; | |
1783 | } | |
1784 | ||
1785 | if (!dir) | |
1786 | dir = GetName(); | |
1787 | ||
1788 | gDirectory->mkdir(dir); | |
1789 | gDirectory->cd(dir); | |
1790 | ||
1791 | gDirectory->mkdir("before_cuts"); | |
1792 | gDirectory->mkdir("after_cuts"); | |
1793 | ||
1794 | // a factor of 2 is needed since n sigma is positive | |
1795 | ffDTheoretical->SetParameter(0,2*fhNSigmaToVertex[0]->Integral("width")); | |
1796 | ffDTheoretical->Write("nSigmaToVertexTheory"); | |
1797 | ||
1798 | fhCutStatistics->Write(); | |
1799 | fhCutCorrelation->Write(); | |
1800 | ||
1801 | for (Int_t i=0; i<2; i++) { | |
1802 | if (i==0) | |
1803 | gDirectory->cd("before_cuts"); | |
1804 | else | |
1805 | gDirectory->cd("after_cuts"); | |
1806 | ||
1807 | fhNClustersITS[i] ->Write(); | |
1808 | fhNClustersTPC[i] ->Write(); | |
9023d7ac | 1809 | fhNSharedClustersTPC[i] ->Write(); |
07b1b131 | 1810 | fhNCrossedRowsTPC[i] ->Write(); |
1811 | fhRatioCrossedRowsOverFindableClustersTPC[i] ->Write(); | |
73318471 | 1812 | fhChi2PerClusterITS[i] ->Write(); |
1813 | fhChi2PerClusterTPC[i] ->Write(); | |
4c3dc2a0 | 1814 | fhChi2TPCConstrainedVsGlobal[i] ->Write(); |
2a35259b | 1815 | fhNClustersForITSPID[i] ->Write(); |
1816 | fhNMissingITSPoints[i] ->Write(); | |
73318471 | 1817 | |
1818 | fhC11[i] ->Write(); | |
1819 | fhC22[i] ->Write(); | |
1820 | fhC33[i] ->Write(); | |
1821 | fhC44[i] ->Write(); | |
1822 | fhC55[i] ->Write(); | |
1823 | ||
025fb458 | 1824 | fhRel1PtUncertainty[i] ->Write(); |
1825 | ||
73318471 | 1826 | fhDXY[i] ->Write(); |
1827 | fhDZ[i] ->Write(); | |
524916f0 | 1828 | fhDXYDZ[i] ->Write(); |
73318471 | 1829 | fhDXYvsDZ[i] ->Write(); |
1830 | ||
1831 | fhDXYNormalized[i] ->Write(); | |
1832 | fhDZNormalized[i] ->Write(); | |
1833 | fhDXYvsDZNormalized[i] ->Write(); | |
1834 | fhNSigmaToVertex[i] ->Write(); | |
1835 | ||
1836 | fhPt[i] ->Write(); | |
1837 | fhEta[i] ->Write(); | |
08e4d7b0 | 1838 | fhTOFdistance[i] ->Write(); |
73318471 | 1839 | |
1840 | gDirectory->cd("../"); | |
1841 | } | |
1842 | ||
1843 | gDirectory->cd("../"); | |
1844 | } | |
1845 | ||
1846 | //____________________________________________________________________ | |
1847 | void AliESDtrackCuts::DrawHistograms() | |
1848 | { | |
1849 | // draws some histograms | |
1850 | ||
1851 | TCanvas* canvas1 = new TCanvas(Form("%s_1", GetName()), "Track Quality Results1", 800, 800); | |
1852 | canvas1->Divide(2, 2); | |
1853 | ||
1854 | canvas1->cd(1); | |
1855 | fhNClustersTPC[0]->SetStats(kFALSE); | |
1856 | fhNClustersTPC[0]->Draw(); | |
1857 | ||
1858 | canvas1->cd(2); | |
1859 | fhChi2PerClusterTPC[0]->SetStats(kFALSE); | |
1860 | fhChi2PerClusterTPC[0]->Draw(); | |
1861 | ||
1862 | canvas1->cd(3); | |
1863 | fhNSigmaToVertex[0]->SetStats(kFALSE); | |
1864 | fhNSigmaToVertex[0]->GetXaxis()->SetRangeUser(0, 10); | |
1865 | fhNSigmaToVertex[0]->Draw(); | |
1866 | ||
1867 | canvas1->SaveAs(Form("%s_%s.gif", GetName(), canvas1->GetName())); | |
1868 | ||
1869 | TCanvas* canvas2 = new TCanvas(Form("%s_2", GetName()), "Track Quality Results2", 1200, 800); | |
1870 | canvas2->Divide(3, 2); | |
1871 | ||
1872 | canvas2->cd(1); | |
1873 | fhC11[0]->SetStats(kFALSE); | |
1874 | gPad->SetLogy(); | |
1875 | fhC11[0]->Draw(); | |
1876 | ||
1877 | canvas2->cd(2); | |
1878 | fhC22[0]->SetStats(kFALSE); | |
1879 | gPad->SetLogy(); | |
1880 | fhC22[0]->Draw(); | |
1881 | ||
1882 | canvas2->cd(3); | |
1883 | fhC33[0]->SetStats(kFALSE); | |
1884 | gPad->SetLogy(); | |
1885 | fhC33[0]->Draw(); | |
1886 | ||
1887 | canvas2->cd(4); | |
1888 | fhC44[0]->SetStats(kFALSE); | |
1889 | gPad->SetLogy(); | |
1890 | fhC44[0]->Draw(); | |
1891 | ||
1892 | canvas2->cd(5); | |
1893 | fhC55[0]->SetStats(kFALSE); | |
1894 | gPad->SetLogy(); | |
1895 | fhC55[0]->Draw(); | |
1896 | ||
025fb458 | 1897 | canvas2->cd(6); |
1898 | fhRel1PtUncertainty[0]->SetStats(kFALSE); | |
1899 | gPad->SetLogy(); | |
1900 | fhRel1PtUncertainty[0]->Draw(); | |
1901 | ||
73318471 | 1902 | canvas2->SaveAs(Form("%s_%s.gif", GetName(), canvas2->GetName())); |
1903 | ||
1904 | TCanvas* canvas3 = new TCanvas(Form("%s_3", GetName()), "Track Quality Results3", 1200, 800); | |
1905 | canvas3->Divide(3, 2); | |
1906 | ||
1907 | canvas3->cd(1); | |
1908 | fhDXY[0]->SetStats(kFALSE); | |
1909 | gPad->SetLogy(); | |
1910 | fhDXY[0]->Draw(); | |
1911 | ||
1912 | canvas3->cd(2); | |
1913 | fhDZ[0]->SetStats(kFALSE); | |
1914 | gPad->SetLogy(); | |
1915 | fhDZ[0]->Draw(); | |
1916 | ||
1917 | canvas3->cd(3); | |
1918 | fhDXYvsDZ[0]->SetStats(kFALSE); | |
1919 | gPad->SetLogz(); | |
1920 | gPad->SetRightMargin(0.15); | |
1921 | fhDXYvsDZ[0]->Draw("COLZ"); | |
1922 | ||
1923 | canvas3->cd(4); | |
1924 | fhDXYNormalized[0]->SetStats(kFALSE); | |
1925 | gPad->SetLogy(); | |
1926 | fhDXYNormalized[0]->Draw(); | |
1927 | ||
1928 | canvas3->cd(5); | |
1929 | fhDZNormalized[0]->SetStats(kFALSE); | |
1930 | gPad->SetLogy(); | |
1931 | fhDZNormalized[0]->Draw(); | |
1932 | ||
1933 | canvas3->cd(6); | |
1934 | fhDXYvsDZNormalized[0]->SetStats(kFALSE); | |
1935 | gPad->SetLogz(); | |
1936 | gPad->SetRightMargin(0.15); | |
1937 | fhDXYvsDZNormalized[0]->Draw("COLZ"); | |
1938 | ||
1939 | canvas3->SaveAs(Form("%s_%s.gif", GetName(), canvas3->GetName())); | |
1940 | ||
1941 | TCanvas* canvas4 = new TCanvas(Form("%s_4", GetName()), "Track Quality Results4", 800, 500); | |
1942 | canvas4->Divide(2, 1); | |
1943 | ||
1944 | canvas4->cd(1); | |
1945 | fhCutStatistics->SetStats(kFALSE); | |
1946 | fhCutStatistics->LabelsOption("v"); | |
1947 | gPad->SetBottomMargin(0.3); | |
1948 | fhCutStatistics->Draw(); | |
1949 | ||
1950 | canvas4->cd(2); | |
1951 | fhCutCorrelation->SetStats(kFALSE); | |
1952 | fhCutCorrelation->LabelsOption("v"); | |
1953 | gPad->SetBottomMargin(0.3); | |
1954 | gPad->SetLeftMargin(0.3); | |
1955 | fhCutCorrelation->Draw("COLZ"); | |
1956 | ||
1957 | canvas4->SaveAs(Form("%s_%s.gif", GetName(), canvas4->GetName())); | |
1958 | ||
1959 | /*canvas->cd(1); | |
1960 | fhDXYvsDZNormalized[0]->SetStats(kFALSE); | |
1961 | fhDXYvsDZNormalized[0]->DrawCopy("COLZ"); | |
1962 | ||
1963 | canvas->cd(2); | |
1964 | fhNClustersTPC[0]->SetStats(kFALSE); | |
1965 | fhNClustersTPC[0]->DrawCopy(); | |
1966 | ||
1967 | canvas->cd(3); | |
1968 | fhChi2PerClusterITS[0]->SetStats(kFALSE); | |
1969 | fhChi2PerClusterITS[0]->DrawCopy(); | |
1970 | fhChi2PerClusterITS[1]->SetLineColor(2); | |
1971 | fhChi2PerClusterITS[1]->DrawCopy("SAME"); | |
1972 | ||
1973 | canvas->cd(4); | |
1974 | fhChi2PerClusterTPC[0]->SetStats(kFALSE); | |
1975 | fhChi2PerClusterTPC[0]->DrawCopy(); | |
1976 | fhChi2PerClusterTPC[1]->SetLineColor(2); | |
1977 | fhChi2PerClusterTPC[1]->DrawCopy("SAME");*/ | |
1978 | } | |
f4e7aa32 | 1979 | //-------------------------------------------------------------------------- |
1980 | void AliESDtrackCuts::SetPtDepDCACuts(Double_t pt) { | |
1981 | // | |
1982 | // set the pt-dependent DCA cuts | |
1983 | // | |
1984 | ||
f328399b | 1985 | if(f1CutMaxDCAToVertexXYPtDep) { |
1986 | fCutMaxDCAToVertexXY=f1CutMaxDCAToVertexXYPtDep->Eval(pt); | |
f4e7aa32 | 1987 | } |
1988 | ||
f328399b | 1989 | if(f1CutMaxDCAToVertexZPtDep) { |
1990 | fCutMaxDCAToVertexZ=f1CutMaxDCAToVertexZPtDep->Eval(pt); | |
f4e7aa32 | 1991 | } |
1992 | ||
f328399b | 1993 | if(f1CutMinDCAToVertexXYPtDep) { |
1994 | fCutMinDCAToVertexXY=f1CutMinDCAToVertexXYPtDep->Eval(pt); | |
f4e7aa32 | 1995 | } |
1996 | ||
f328399b | 1997 | if(f1CutMinDCAToVertexZPtDep) { |
1998 | fCutMinDCAToVertexZ=f1CutMinDCAToVertexZPtDep->Eval(pt); | |
f4e7aa32 | 1999 | } |
2000 | ||
2001 | ||
2002 | return; | |
2003 | } | |
f328399b | 2004 | |
2005 | ||
2006 | ||
f4e7aa32 | 2007 | //-------------------------------------------------------------------------- |
2008 | Bool_t AliESDtrackCuts::CheckPtDepDCA(TString dist,Bool_t print) const { | |
2009 | // | |
2010 | // Check the correctness of the string syntax | |
2011 | // | |
2012 | Bool_t retval=kTRUE; | |
2013 | ||
2014 | if(!dist.Contains("pt")) { | |
28348fb4 | 2015 | if(print) AliError("string must contain \"pt\""); |
f4e7aa32 | 2016 | retval= kFALSE; |
2017 | } | |
2018 | return retval; | |
2019 | } | |
73318471 | 2020 | |
f328399b | 2021 | void AliESDtrackCuts::SetMaxDCAToVertexXYPtDep(const char *dist){ |
34aef0ad | 2022 | |
2023 | if(f1CutMaxDCAToVertexXYPtDep){ | |
2024 | delete f1CutMaxDCAToVertexXYPtDep; | |
2025 | // resetiing both | |
2026 | f1CutMaxDCAToVertexXYPtDep = 0; | |
2027 | fCutMaxDCAToVertexXYPtDep = ""; | |
2028 | } | |
2029 | if(!CheckPtDepDCA(dist,kTRUE)){ | |
2030 | return; | |
2031 | } | |
f328399b | 2032 | fCutMaxDCAToVertexXYPtDep = dist; |
2033 | TString tmp(dist); | |
2034 | tmp.ReplaceAll("pt","x"); | |
2035 | f1CutMaxDCAToVertexXYPtDep = new TFormula("f1CutMaxDCAToVertexXYPtDep",tmp.Data()); | |
2036 | ||
2037 | } | |
2038 | ||
2039 | void AliESDtrackCuts::SetMaxDCAToVertexZPtDep(const char *dist){ | |
34aef0ad | 2040 | |
2041 | ||
2042 | if(f1CutMaxDCAToVertexZPtDep){ | |
2043 | delete f1CutMaxDCAToVertexZPtDep; | |
2044 | // resetiing both | |
2045 | f1CutMaxDCAToVertexZPtDep = 0; | |
2046 | fCutMaxDCAToVertexZPtDep = ""; | |
2047 | } | |
2048 | if(!CheckPtDepDCA(dist,kTRUE))return; | |
2049 | ||
f328399b | 2050 | fCutMaxDCAToVertexZPtDep = dist; |
2051 | TString tmp(dist); | |
2052 | tmp.ReplaceAll("pt","x"); | |
2053 | f1CutMaxDCAToVertexZPtDep = new TFormula("f1CutMaxDCAToVertexZPtDep",tmp.Data()); | |
2054 | ||
2055 | ||
2056 | } | |
2057 | ||
2058 | ||
2059 | void AliESDtrackCuts::SetMinDCAToVertexXYPtDep(const char *dist){ | |
34aef0ad | 2060 | |
2061 | ||
2062 | if(f1CutMinDCAToVertexXYPtDep){ | |
2063 | delete f1CutMinDCAToVertexXYPtDep; | |
2064 | // resetiing both | |
2065 | f1CutMinDCAToVertexXYPtDep = 0; | |
2066 | fCutMinDCAToVertexXYPtDep = ""; | |
2067 | } | |
2068 | if(!CheckPtDepDCA(dist,kTRUE))return; | |
2069 | ||
f328399b | 2070 | fCutMinDCAToVertexXYPtDep = dist; |
2071 | TString tmp(dist); | |
2072 | tmp.ReplaceAll("pt","x"); | |
2073 | f1CutMinDCAToVertexXYPtDep = new TFormula("f1CutMinDCAToVertexXYPtDep",tmp.Data()); | |
2074 | ||
2075 | } | |
2076 | ||
2077 | ||
2078 | void AliESDtrackCuts::SetMinDCAToVertexZPtDep(const char *dist){ | |
34aef0ad | 2079 | |
2080 | ||
2081 | ||
2082 | if(f1CutMinDCAToVertexZPtDep){ | |
2083 | delete f1CutMinDCAToVertexZPtDep; | |
2084 | // resetiing both | |
2085 | f1CutMinDCAToVertexZPtDep = 0; | |
2086 | fCutMinDCAToVertexZPtDep = ""; | |
2087 | } | |
2088 | if(!CheckPtDepDCA(dist,kTRUE))return; | |
f328399b | 2089 | fCutMinDCAToVertexZPtDep = dist; |
2090 | TString tmp(dist); | |
2091 | tmp.ReplaceAll("pt","x"); | |
2092 | f1CutMinDCAToVertexZPtDep = new TFormula("f1CutMinDCAToVertexZPtDep",tmp.Data()); | |
2093 | } | |
a61ab805 | 2094 | |
2095 | AliESDtrackCuts* AliESDtrackCuts::GetMultEstTrackCuts(MultEstTrackCuts cut) | |
2096 | { | |
2097 | // returns the multiplicity estimator track cuts objects to allow for user configuration | |
2098 | // upon first call the objects are created | |
2099 | // | |
2100 | // the cut defined here correspond to GetStandardITSTPCTrackCuts2010 (apart from the one for without SPD) | |
2101 | ||
2102 | if (!fgMultEstTrackCuts[kMultEstTrackCutGlobal]) | |
2103 | { | |
2104 | // quality cut on ITS+TPC tracks | |
2105 | fgMultEstTrackCuts[kMultEstTrackCutGlobal] = new AliESDtrackCuts(); | |
2106 | fgMultEstTrackCuts[kMultEstTrackCutGlobal]->SetMinNClustersTPC(70); | |
2107 | fgMultEstTrackCuts[kMultEstTrackCutGlobal]->SetMaxChi2PerClusterTPC(4); | |
2108 | fgMultEstTrackCuts[kMultEstTrackCutGlobal]->SetAcceptKinkDaughters(kFALSE); | |
2109 | fgMultEstTrackCuts[kMultEstTrackCutGlobal]->SetRequireTPCRefit(kTRUE); | |
2110 | fgMultEstTrackCuts[kMultEstTrackCutGlobal]->SetRequireITSRefit(kTRUE); | |
2111 | //multiplicity underestimate if we use global tracks with |eta| > 0.9 | |
2112 | fgMultEstTrackCuts[kMultEstTrackCutGlobal]->SetEtaRange(-0.9, 0.9); | |
2113 | ||
2114 | // quality cut on ITS_SA tracks (complementary to ITS+TPC) | |
2115 | fgMultEstTrackCuts[kMultEstTrackCutITSSA] = new AliESDtrackCuts(); | |
2116 | fgMultEstTrackCuts[kMultEstTrackCutITSSA]->SetRequireITSRefit(kTRUE); | |
2117 | ||
2118 | // primary selection for tracks with SPD hits | |
2119 | fgMultEstTrackCuts[kMultEstTrackCutDCAwSPD] = new AliESDtrackCuts(); | |
2120 | fgMultEstTrackCuts[kMultEstTrackCutDCAwSPD]->SetClusterRequirementITS(AliESDtrackCuts::kSPD, AliESDtrackCuts::kAny); | |
2121 | fgMultEstTrackCuts[kMultEstTrackCutDCAwSPD]->SetMaxDCAToVertexXYPtDep("0.0182+0.0350/pt^1.01"); | |
2122 | fgMultEstTrackCuts[kMultEstTrackCutDCAwSPD]->SetMaxDCAToVertexZ(2); | |
2123 | ||
2124 | // primary selection for tracks w/o SPD hits | |
2125 | fgMultEstTrackCuts[kMultEstTrackCutDCAwoSPD] = new AliESDtrackCuts(); | |
2126 | fgMultEstTrackCuts[kMultEstTrackCutDCAwoSPD]->SetClusterRequirementITS(AliESDtrackCuts::kSPD, AliESDtrackCuts::kNone); | |
2127 | fgMultEstTrackCuts[kMultEstTrackCutDCAwoSPD]->SetMaxDCAToVertexXYPtDep("1.5*(0.0182+0.0350/pt^1.01)"); | |
2128 | fgMultEstTrackCuts[kMultEstTrackCutDCAwoSPD]->SetMaxDCAToVertexZ(2); | |
2129 | } | |
2130 | ||
2131 | return fgMultEstTrackCuts[cut]; | |
2132 | } | |
2133 | ||
2134 | Int_t AliESDtrackCuts::GetReferenceMultiplicity(const AliESDEvent* esd, MultEstTrackType trackType, Float_t etaRange) | |
2135 | { | |
2136 | // Get multiplicity estimate based on TPC/ITS tracks and tracklets | |
2137 | // Adapted for AliESDtrackCuts from a version developed by: Ruben Shahoyan, Anton Alkin, Arvinder Palaha | |
2138 | // | |
2139 | // Returns a negative value if no reliable estimate can be provided: | |
2140 | // -1 SPD vertex missing | |
2141 | // -2 SPD VertexerZ dispersion too large | |
2142 | // -3 Track vertex missing (not checked for kTracklets) | |
2143 | // -4 Distance between SPD and track vertices too large (not checked for kTracklets) | |
2144 | // | |
2145 | // WARNING This functions does not cut on the z vtx. Depending on the eta range requested, you need to restrict your z vertex range! | |
2146 | // | |
2147 | // Strategy for combined estimators | |
2148 | // 1. Count global tracks and flag them | |
2149 | // 2. Count ITSSA as complementaries for ITSTPC+ or as main tracks | |
2150 | // 3. Count the complementary SPD tracklets | |
2151 | ||
2152 | const AliESDVertex* vertices[2]; | |
2153 | vertices[0] = esd->GetPrimaryVertexSPD(); | |
2154 | vertices[1] = esd->GetPrimaryVertexTracks(); | |
2155 | ||
2156 | if (!vertices[0]->GetStatus()) | |
2157 | { | |
2158 | AliDebugClass(AliLog::kDebug, "No SPD vertex. Not able to make a reliable multiplicity estimate."); | |
2159 | return -1; | |
2160 | } | |
2161 | ||
2162 | if (vertices[0]->IsFromVertexerZ() && vertices[0]->GetDispersion() > 0.02) | |
2163 | { | |
2164 | AliDebugClass(AliLog::kDebug, "Vertexer z dispersion > 0.02. Not able to make a reliable multiplicity estimate."); | |
2165 | return -2; | |
2166 | } | |
2167 | ||
2168 | Int_t multiplicityEstimate = 0; | |
2169 | ||
2170 | // SPD tracklet-only estimate | |
2171 | if (trackType == kTracklets) | |
2172 | { | |
2173 | const AliMultiplicity* spdmult = esd->GetMultiplicity(); // spd multiplicity object | |
2174 | for (Int_t i=0; i<spdmult->GetNumberOfTracklets(); ++i) | |
2175 | { | |
2176 | if (TMath::Abs(spdmult->GetEta(i)) > etaRange) | |
2177 | continue; // eta selection for tracklets | |
2178 | multiplicityEstimate++; | |
2179 | } | |
2180 | return multiplicityEstimate; | |
2181 | } | |
2182 | ||
2183 | if (!vertices[1]->GetStatus()) | |
2184 | { | |
2185 | AliDebugClass(AliLog::kDebug, "No track vertex. Not able to make a reliable multiplicity estimate."); | |
2186 | return -3; | |
2187 | } | |
2188 | ||
2189 | // TODO value of displacement to be studied | |
2190 | const Float_t maxDisplacement = 0.5; | |
2191 | //check for displaced vertices | |
2192 | Double_t displacement = TMath::Abs(vertices[0]->GetZ() - vertices[1]->GetZ()); | |
2193 | if (displacement > maxDisplacement) | |
2194 | { | |
2195 | AliDebugClass(AliLog::kDebug, Form("Displaced vertices %f > %f",displacement,maxDisplacement)); | |
2196 | return -4; | |
2197 | } | |
2198 | ||
2199 | // update eta range in track cuts | |
2200 | GetMultEstTrackCuts(kMultEstTrackCutITSSA)->SetEtaRange(-etaRange, etaRange); | |
2201 | GetMultEstTrackCuts(kMultEstTrackCutDCAwSPD)->SetEtaRange(-etaRange, etaRange); | |
2202 | GetMultEstTrackCuts(kMultEstTrackCutDCAwoSPD)->SetEtaRange(-etaRange, etaRange); | |
2203 | ||
2204 | //******************************************************************************************************* | |
2205 | //set counters to initial zeros | |
2206 | Int_t tracksITSTPC = 0; //number of global tracks for a given event | |
2207 | Int_t tracksITSSA = 0; //number of ITS standalone tracks for a given event | |
2208 | Int_t tracksITSTPCSA_complementary = 0; //number of ITS standalone tracks complementary to TPC for a given event | |
2209 | Int_t trackletsITSTPC_complementary = 0;//number of SPD tracklets complementary to global/ITSSA tracks for a given events | |
2210 | Int_t trackletsITSSA_complementary = 0; //number of SPD tracklets complementary to ITSSA tracks for a given event | |
2211 | ||
2212 | const Int_t nESDTracks = esd->GetNumberOfTracks(); | |
2213 | Int_t highestID = 0; | |
2214 | ||
2215 | // flags for secondary and rejected tracks | |
2216 | const Int_t kRejBit = BIT(15); // set this bit in global tracks if it is rejected by a cut | |
2217 | const Int_t kSecBit = BIT(16); // set this bit in global tracks if it is secondary according to a cut | |
2218 | ||
2219 | for(Int_t itracks=0; itracks < nESDTracks; itracks++) { | |
2220 | if(esd->GetTrack(itracks)->GetLabel() > highestID) highestID = esd->GetTrack(itracks)->GetLabel(); | |
2221 | esd->GetTrack(itracks)->ResetBit(kSecBit|kRejBit); //reset bits used for flagging secondaries and rejected tracks in case they were changed before this analysis | |
2222 | } | |
2223 | const Int_t maxid = highestID+1; // used to define bool array for check multiple associations of tracklets to one track. array starts at 0. | |
2224 | ||
2225 | // bit mask for esd tracks, to check if multiple tracklets are associated to it | |
2226 | Bool_t globalBits[maxid], pureITSBits[maxid]; | |
2227 | for(Int_t i=0; i<maxid; i++){ // set all bools to false | |
2228 | globalBits[i]=kFALSE; | |
2229 | pureITSBits[i]=kFALSE; | |
2230 | } | |
2231 | ||
2232 | //******************************************************************************************************* | |
2233 | // get multiplicity from global tracks | |
2234 | for(Int_t itracks = 0; itracks < nESDTracks; itracks++) { // flag the tracks | |
2235 | AliESDtrack* track = esd->GetTrack(itracks); | |
2236 | ||
2237 | // if track is a secondary from a V0, flag as a secondary | |
2238 | if (track->IsOn(AliESDtrack::kMultInV0)) { | |
2239 | track->SetBit(kSecBit); | |
2240 | continue; | |
2241 | } | |
ded7d635 | 2242 | /* done via proper DCA cut |
a61ab805 | 2243 | //secondary? |
2244 | if (track->IsOn(AliESDtrack::kMultSec)) { | |
2245 | track->SetBit(kSecBit); | |
2246 | continue; | |
2247 | } | |
ded7d635 | 2248 | */ |
a61ab805 | 2249 | // check tracks with ITS part |
2250 | //******************************************************************************************************* | |
2251 | if (track->IsOn(AliESDtrack::kITSin) && !track->IsOn(AliESDtrack::kITSpureSA) && trackType == kTrackletsITSTPC) { // track has ITS part but is not an ITS_SA | |
2252 | //******************************************************************************************************* | |
2253 | // TPC+ITS | |
2254 | if (track->IsOn(AliESDtrack::kTPCin)) { // Global track, has ITS and TPC contributions | |
2255 | if (fgMultEstTrackCuts[kMultEstTrackCutGlobal]->AcceptTrack(track)) { // good ITSTPC track | |
2256 | if (fgMultEstTrackCuts[kMultEstTrackCutDCAwSPD]->AcceptTrack(track) || fgMultEstTrackCuts[kMultEstTrackCutDCAwoSPD]->AcceptTrack(track)) { | |
2257 | tracksITSTPC++; //global track counted | |
2258 | globalBits[itracks] = kTRUE; | |
2259 | } | |
2260 | else track->SetBit(kSecBit); // large DCA -> secondary, don't count either track not associated tracklet | |
2261 | } | |
2262 | else track->SetBit(kRejBit); // bad quality, don't count the track, but may count tracklet if associated | |
2263 | } | |
2264 | //******************************************************************************************************* | |
2265 | // ITS complementary | |
2266 | else if (fgMultEstTrackCuts[kMultEstTrackCutITSSA]->AcceptTrack(track)) { // good ITS complementary track | |
2267 | if (fgMultEstTrackCuts[kMultEstTrackCutDCAwSPD]->AcceptTrack(track) || fgMultEstTrackCuts[kMultEstTrackCutDCAwoSPD]->AcceptTrack(track)) { | |
2268 | tracksITSTPCSA_complementary++; | |
2269 | globalBits[itracks] = kTRUE; | |
2270 | } | |
2271 | else track->SetBit(kSecBit); // large DCA -> secondary, don't count either track not associated tracklet | |
2272 | } | |
2273 | else track->SetBit(kRejBit); // bad quality, don't count the track, but may count tracklet if associated | |
2274 | } | |
2275 | //******************************************************************************************************* | |
2276 | // check tracks from ITS_SA_PURE | |
2277 | if (track->IsOn(AliESDtrack::kITSin) && track->IsOn(AliESDtrack::kITSpureSA) && trackType == kTrackletsITSSA){ | |
2278 | if (fgMultEstTrackCuts[kMultEstTrackCutITSSA]->AcceptTrack(track)) { // good ITSSA track | |
2279 | if (fgMultEstTrackCuts[kMultEstTrackCutDCAwSPD]->AcceptTrack(track) || fgMultEstTrackCuts[kMultEstTrackCutDCAwoSPD]->AcceptTrack(track)) { | |
2280 | tracksITSSA++; | |
2281 | pureITSBits[itracks] = kTRUE; | |
2282 | } | |
2283 | else track->SetBit(kRejBit); | |
2284 | } | |
2285 | else track->SetBit(kRejBit); | |
2286 | } | |
2287 | }//ESD tracks counted | |
2288 | ||
2289 | //******************************************************************************************************* | |
2290 | // get multiplicity from ITS tracklets to complement TPC+ITS, and ITSpureSA | |
2291 | const AliMultiplicity* spdmult = esd->GetMultiplicity(); // spd multiplicity object | |
2292 | for (Int_t i=0; i<spdmult->GetNumberOfTracklets(); ++i) { | |
2293 | if (TMath::Abs(spdmult->GetEta(i)) > etaRange) continue; // eta selection for tracklets | |
2294 | ||
2295 | // if counting tracks+tracklets, check if clusters were already used in tracks | |
2296 | Int_t id1,id2,id3,id4; | |
2297 | spdmult->GetTrackletTrackIDs(i,0,id1,id2); // references for eventual Global/ITS_SA tracks | |
2298 | AliESDtrack* tr1 = id1>=0 ? esd->GetTrack(id1) : 0; | |
2299 | spdmult->GetTrackletTrackIDs(i,1,id3,id4); // references for eventual ITS_SA_pure tracks | |
2300 | AliESDtrack* tr3 = id3>=0 ? esd->GetTrack(id3) : 0; | |
2301 | ||
2302 | // are both clusters from the same tracks? If not, skip the tracklet (shouldn't change things much) | |
2303 | if ((id1!=id2 && id1>=0 && id2>=0) || (id3!=id4 && id3>=0 && id4>=0)) continue; | |
2304 | ||
2305 | Bool_t bUsedInGlobal = (id1 != -1) ? globalBits[id1] : 0;// has associated global track been associated to a previous tracklet? | |
2306 | Bool_t bUsedInPureITS = (id3 != -1) ? pureITSBits[id3] : 0;// has associated pure ITS track been associated to a previous tracklet? | |
2307 | //******************************************************************************************************* | |
2308 | if (trackType == kTrackletsITSTPC) { | |
2309 | // count tracklets towards global+complementary tracks | |
2310 | if ( (tr1 && !tr1->TestBit(kSecBit)) && // reject as secondary | |
2311 | (tr1 && tr1->TestBit(kRejBit)) ) { // count tracklet as bad quality track | |
2312 | if(!bUsedInGlobal){ | |
2313 | ++trackletsITSTPC_complementary; | |
2314 | if(id1>0) globalBits[id1] = kTRUE; // mark global track linked to this tracklet as "associated" | |
2315 | } | |
2316 | } | |
2317 | else if(id1<0) { | |
2318 | ++trackletsITSTPC_complementary; // if no associated track, count the tracklet | |
2319 | } | |
2320 | } else { | |
2321 | // count tracklets towards ITS_SA_pure tracks | |
2322 | if ( (tr3 && !tr3->TestBit(kSecBit)) && // reject as secondary | |
2323 | (tr3 && tr3->TestBit(kRejBit)) ) { // count tracklet as bad quality track | |
2324 | if(!bUsedInPureITS) { | |
2325 | ++trackletsITSSA_complementary; | |
2326 | if(id3>0) pureITSBits[id3] = kTRUE; // mark global track linked to this tracklet as "associated" | |
2327 | } | |
2328 | } | |
2329 | else if(id3<0) { | |
2330 | ++trackletsITSSA_complementary; // if no associated track, count the tracklet | |
2331 | } | |
2332 | } | |
2333 | } | |
2334 | ||
2335 | //******************************************************************************************************* | |
2336 | if (trackType == kTrackletsITSTPC) | |
2337 | multiplicityEstimate = tracksITSTPC + tracksITSTPCSA_complementary + trackletsITSTPC_complementary; | |
2338 | else | |
2339 | multiplicityEstimate = tracksITSSA + trackletsITSSA_complementary; | |
2340 | ||
2341 | return multiplicityEstimate; | |
2342 | } | |
ab9f5531 | 2343 | |
2344 | //____________________________________________________________________ | |
2345 | void AliESDtrackCuts::SetRequireStandardTOFmatchCuts(){ | |
2346 | ||
2347 | // setting the TOF cuts flags (kTOFout = TOF matching distance) to true, to include the selection on the standard TOF matching | |
2348 | ||
2349 | SetRequireTOFout(kTRUE); | |
2350 | SetFlagCutTOFdistance(kTRUE); | |
2351 | SetCutTOFdistance(3.); | |
2352 | ||
2353 | } | |
2354 |