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a8ad4709 | 1 | #include "AliAnalysisTaskK0sBayes.h" |
2 | ||
3 | // ROOT includes | |
4 | #include <TMath.h> | |
5 | ||
6 | // AliRoot includes | |
7 | #include "AliInputEventHandler.h" | |
8 | #include "AliAODEvent.h" | |
9 | #include "AliAODVertex.h" | |
10 | #include "AliAODTrack.h" | |
11 | #include "AliESDtrack.h" | |
12 | #include "AliCentrality.h" | |
13 | #include "AliVHeader.h" | |
14 | #include "AliAODVZERO.h" | |
15 | #include "TFile.h" | |
16 | #include "AliOADBContainer.h" | |
17 | #include "TH2F.h" | |
18 | #include "TF1.h" | |
19 | #include "AliGenHijingEventHeader.h" | |
20 | #include "AliMCEvent.h" | |
21 | #include "AliAODMCHeader.h" | |
22 | #include "AliAODMCParticle.h" | |
23 | #include "TChain.h" | |
24 | #include "AliESDtrackCuts.h" | |
25 | #include "AliESDVertex.h" | |
26 | #include "AliEventplane.h" | |
27 | #include "AliAnalysisManager.h" | |
28 | #include "TRandom.h" | |
29 | ||
30 | ||
31 | Float_t AliAnalysisTaskK0sBayes::fPtKsMin[AliAnalysisTaskK0sBayes::nPtBin] = {0.,0.25,0.5,0.75,1,1.5,2,2.5,3,3.5,4.,5.,6.};// ptmin bin | |
32 | Float_t AliAnalysisTaskK0sBayes::fPtKsMax[AliAnalysisTaskK0sBayes::nPtBin] = {0.25,0.5,0.75,1,1.5,2,2.5,3,3.5,4.,5.,6.,10.};// ptmax bin | |
33 | ||
34 | // STL includes | |
35 | //#include <iostream> | |
36 | //using namespace std; | |
37 | ||
38 | ClassImp(AliAnalysisTaskK0sBayes) | |
39 | //_____________________________________________________________________________ | |
40 | AliAnalysisTaskK0sBayes::AliAnalysisTaskK0sBayes(): | |
41 | AliAnalysisTaskSE(), | |
42 | fVtxCut(10.0), // cut on |vertex| < fVtxCut | |
43 | fEtaCut(0.8), // cut on |eta| < fEtaCut | |
44 | fMinPt(0.15), // cut on pt > fMinPt | |
45 | fIsMC(kFALSE), | |
46 | fQAsw(kFALSE), | |
47 | fNcluster(70), | |
48 | fFilterBit(1), | |
49 | fList(new TList()), | |
50 | fList2(new TList()), | |
51 | fList3(new TList()), | |
52 | fCentrality(-1), | |
53 | fPsi(0), | |
54 | fPtKs(0.), | |
55 | fPhiKs(0.), | |
56 | fEtaKs(0.), | |
57 | fMassV0(0.), | |
58 | fPtKp(0.), | |
59 | fPhiKp(0.), | |
60 | fEtaKp(0.), | |
61 | fPtKn(0.), | |
62 | fPhiKn(0.), | |
63 | fEtaKn(0.), | |
64 | fPidKp(0), | |
65 | fPidKn(0), | |
66 | fTOFTPCsignal(0), | |
67 | fCombsignal(0), | |
68 | fCutsDaughter(NULL), | |
69 | fPIDCombined(NULL), | |
70 | fContPid(NULL), | |
71 | fContPid2(NULL), | |
520899fb | 72 | fContUser(NULL), |
73 | fContUser2(NULL), | |
a8ad4709 | 74 | fNK0s(0), |
75 | fNpiPos(0), | |
76 | fNpiNeg(0), | |
77 | fHmismTOF(0), | |
9c668341 | 78 | fHchannelTOFdistr(0), |
520899fb | 79 | fTypeCol(2), |
8c1aafae | 80 | fPIDuserCut(NULL), |
81 | fToEP(kFALSE) | |
a8ad4709 | 82 | { |
83 | // Default constructor (should not be used) | |
84 | fList->SetName("contKsBayes1"); | |
85 | fList2->SetName("contKsBayes2"); | |
86 | fList3->SetName("contKsBayes3"); | |
87 | ||
88 | fList->SetOwner(kTRUE); | |
89 | fList2->SetOwner(kTRUE); | |
90 | fList3->SetOwner(kTRUE); | |
91 | ||
92 | TFile *fmism = new TFile("$ALICE_ROOT/TOF/data/TOFmismatchDistr.root"); | |
93 | fHmismTOF = (TH1F *) fmism->Get("TOFmismDistr"); | |
94 | ||
95 | TFile *fchDist = new TFile("$ALICE_ROOT/TOF/data/TOFchannelDist.root"); | |
96 | fHchannelTOFdistr = (TH1D *) fchDist->Get("hTOFchanDist"); | |
f4c4ac9e | 97 | |
98 | for(Int_t i=0;i < nCentrBin;i++){ | |
99 | fElTOF[i] = NULL; | |
100 | fElTPC[i] = NULL; | |
101 | fPiTOF[i] = NULL; | |
102 | fPiTPC[i] = NULL; | |
103 | fKaTOF[i] = NULL; | |
104 | fKaTPC[i] = NULL; | |
105 | fPrTOF[i] = NULL; | |
106 | fPrTPC[i] = NULL; | |
107 | } | |
108 | for(Int_t i=0;i < 4;i++){ | |
109 | hMatching[i] = NULL; | |
110 | hTracking[i] = NULL; | |
111 | } | |
112 | for(Int_t i=0;i < 1000;i++){ | |
113 | fPhiK0s[i] = 0.0; | |
114 | fPtK0s[i] = 0.0; | |
115 | fIPiPos[i] = 0; | |
116 | fIPiNeg[i] = 0; | |
117 | fIpiP[i] = 0; | |
118 | fIpiN[i] = 0; | |
119 | fMassKs[i] = 0.0; | |
120 | } | |
a8ad4709 | 121 | } |
122 | ||
123 | //______________________________________________________________________________ | |
124 | AliAnalysisTaskK0sBayes::AliAnalysisTaskK0sBayes(const char *name): | |
125 | AliAnalysisTaskSE(name), | |
126 | fVtxCut(10.0), // cut on |vertex| < fVtxCut | |
127 | fEtaCut(0.8), // cut on |eta| < fEtaCut | |
128 | fMinPt(0.15), // cut on pt > fMinPt | |
129 | fIsMC(kFALSE), | |
130 | fQAsw(kFALSE), | |
131 | fNcluster(70), | |
132 | fFilterBit(1), | |
133 | fList(new TList()), | |
134 | fList2(new TList()), | |
135 | fList3(new TList()), | |
136 | fCentrality(-1), | |
137 | fPsi(0), | |
138 | fPtKs(0.), | |
139 | fPhiKs(0.), | |
140 | fEtaKs(0.), | |
141 | fMassV0(0.), | |
142 | fPtKp(0.), | |
143 | fPhiKp(0.), | |
144 | fEtaKp(0.), | |
145 | fPtKn(0.), | |
146 | fPhiKn(0.), | |
147 | fEtaKn(0.), | |
148 | fPidKp(0), | |
149 | fPidKn(0), | |
150 | fTOFTPCsignal(0), | |
151 | fCombsignal(0), | |
152 | fCutsDaughter(NULL), | |
153 | fPIDCombined(NULL), | |
154 | fContPid(NULL), | |
155 | fContPid2(NULL), | |
520899fb | 156 | fContUser(NULL), |
157 | fContUser2(NULL), | |
a8ad4709 | 158 | fNK0s(0), |
159 | fNpiPos(0), | |
160 | fNpiNeg(0), | |
161 | fHmismTOF(0), | |
9c668341 | 162 | fHchannelTOFdistr(0), |
520899fb | 163 | fTypeCol(2), |
8c1aafae | 164 | fPIDuserCut(NULL), |
165 | fToEP(kFALSE) | |
a8ad4709 | 166 | { |
167 | ||
168 | DefineOutput(1, TList::Class()); | |
169 | DefineOutput(2, TList::Class()); | |
170 | DefineOutput(3, TList::Class()); | |
171 | DefineOutput(4, TList::Class()); | |
172 | ||
173 | // Output slot #1 writes into a TTree | |
174 | fList->SetName("contKsBayes1"); | |
175 | fList2->SetName("contKsBayes2"); | |
176 | fList3->SetName("contKsBayes3"); | |
177 | ||
178 | fList->SetOwner(kTRUE); | |
179 | fList2->SetOwner(kTRUE); | |
180 | fList3->SetOwner(kTRUE); | |
181 | ||
182 | TFile *fmism = new TFile("$ALICE_ROOT/TOF/data/TOFmismatchDistr.root"); | |
183 | fHmismTOF = (TH1F *) fmism->Get("TOFmismDistr"); | |
184 | ||
185 | TFile *fchDist = new TFile("$ALICE_ROOT/TOF/data/TOFchannelDist.root"); | |
186 | fHchannelTOFdistr = (TH1D *) fchDist->Get("hTOFchanDist"); | |
f4c4ac9e | 187 | |
188 | for(Int_t i=0;i < nCentrBin;i++){ | |
189 | fElTOF[i] = NULL; | |
190 | fElTPC[i] = NULL; | |
191 | fPiTOF[i] = NULL; | |
192 | fPiTPC[i] = NULL; | |
193 | fKaTOF[i] = NULL; | |
194 | fKaTPC[i] = NULL; | |
195 | fPrTOF[i] = NULL; | |
196 | fPrTPC[i] = NULL; | |
197 | } | |
198 | for(Int_t i=0;i < 4;i++){ | |
199 | hMatching[i] = NULL; | |
200 | hTracking[i] = NULL; | |
201 | } | |
202 | for(Int_t i=0;i < 1000;i++){ | |
203 | fPhiK0s[i] = 0.0; | |
204 | fPtK0s[i] = 0.0; | |
205 | fIPiPos[i] = 0; | |
206 | fIPiNeg[i] = 0; | |
207 | fIpiP[i] = 0; | |
208 | fIpiN[i] = 0; | |
209 | fMassKs[i] = 0.0; | |
210 | } | |
a8ad4709 | 211 | } |
212 | //_____________________________________________________________________________ | |
213 | AliAnalysisTaskK0sBayes::~AliAnalysisTaskK0sBayes() | |
214 | { | |
215 | ||
216 | } | |
217 | ||
218 | //______________________________________________________________________________ | |
219 | void AliAnalysisTaskK0sBayes::UserCreateOutputObjects() | |
220 | { | |
221 | ||
222 | fPIDCombined=new AliPIDCombined; | |
223 | fPIDCombined->SetDefaultTPCPriors(); | |
224 | fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTOF); | |
225 | ||
226 | Float_t invMmin = 0.497-0.005*8; | |
227 | Float_t invMmax = 0.497+0.005*8; | |
228 | ||
229 | const Int_t nBinPid = 14; | |
230 | ||
8c1aafae | 231 | Int_t binPid[nBinPid] = {1/*ptKs*/,1+7*(!fToEP)/*EtaPiP*/,20/*pt+*/,1/*pt-*/,5/*P+*/,1/*P-*/,2/*TOFmatch+*/,1/*TOFmatch-*/,2/*istrue*/,4/*Nsigma+*/,1/*Nsigma-*/,1+4*(fToEP)/*DeltaPhi+*/,1/*DeltaPhi-*/,1+4*(fToEP)/*Psi*/}; |
a8ad4709 | 232 | |
8c1aafae | 233 | Int_t binPid2[nBinPid] = {1/*ptKs*/,1+7*(!fToEP)/*EtaPiN*/,1/*pt+*/,20/*pt-*/,1/*P+*/,5/*P-*/,1/*TOFmatch+*/,2/*TOFmatch-*/,2/*istrue*/,1/*Nsigma+*/,4/*Nsigma-*/,1/*DeltaPhi+*/,1+4*(fToEP)/*DeltaPhi-*/,1+4*(fToEP)/*Psi*/}; |
a8ad4709 | 234 | |
235 | fContPid = new AliPIDperfContainer("contPID",nBinPid,binPid); | |
236 | fContPid->SetTitleX("M_{K^{0}_{s}}"); | |
237 | fContPid->SetTitleY("centrality (%)"); | |
238 | fContPid->SetVarName(0,"p_{T}^{K^{0}_{s}}"); | |
239 | fContPid->SetVarRange(0,0,10); | |
240 | fContPid->SetVarName(1,"#eta^{K^{0}_{s}}"); | |
241 | fContPid->SetVarRange(1,-0.8,0.8); | |
242 | fContPid->SetVarName(2,"p_{T}^{Kp}"); | |
243 | fContPid->SetVarRange(2,0.3,4.3); | |
244 | fContPid->SetVarName(3,"p_{T}^{Kn}"); | |
245 | fContPid->SetVarRange(3,0.3,4.3); | |
246 | fContPid->SetVarName(4,"BayesProb^{Kp}"); | |
247 | fContPid->SetVarRange(4,0,1.); | |
248 | fContPid->SetVarName(5,"BayesProb^{Kn}"); | |
249 | fContPid->SetVarRange(5,0,1.); | |
250 | fContPid->SetVarName(6,"isTOFmatch^{Kp}"); | |
251 | fContPid->SetVarRange(6,-0.5,1.5); | |
252 | fContPid->SetVarName(7,"isTOFmatch^{Kn}"); | |
253 | fContPid->SetVarRange(7,-0.5,1.5); | |
254 | fContPid->SetVarName(8,"isKsTrue^{Kn}"); | |
255 | fContPid->SetVarRange(8,-0.5,1.5); | |
256 | fContPid->SetVarName(9,"N#sigma^{Kp}"); | |
257 | fContPid->SetVarRange(9,1.25,6.25); | |
258 | fContPid->SetVarName(10,"N#sigma^{Kn}"); | |
259 | fContPid->SetVarRange(10,1.25,6.25); | |
260 | fContPid->SetVarName(11,"#Delta#phi^{Kp}"); | |
261 | fContPid->SetVarRange(11,-TMath::Pi(),TMath::Pi()); | |
262 | fContPid->SetVarName(12,"#Delta#phi^{Kn}"); | |
263 | fContPid->SetVarRange(12,-TMath::Pi(),TMath::Pi()); | |
264 | fContPid->SetVarName(13,"#Psi"); | |
265 | fContPid->SetVarRange(13,-TMath::Pi()/2,TMath::Pi()/2); | |
266 | ||
267 | fContPid2 = new AliPIDperfContainer("contPID2",nBinPid,binPid2); | |
268 | fContPid2->SetTitleX("M_{K^{0}_{s}}"); | |
269 | fContPid2->SetTitleY("centrality (%)"); | |
270 | fContPid2->SetVarName(0,"p_{T}^{K^{0}_{s}}"); | |
271 | fContPid2->SetVarRange(0,0,10); | |
272 | fContPid2->SetVarName(1,"#eta^{K^{0}_{s}}"); | |
273 | fContPid2->SetVarRange(1,-0.8,0.8); | |
274 | fContPid2->SetVarName(2,"p_{T}^{Kp}"); | |
275 | fContPid2->SetVarRange(2,0.3,4.3); | |
276 | fContPid2->SetVarName(3,"p_{T}^{Kn}"); | |
277 | fContPid2->SetVarRange(3,0.3,4.3); | |
278 | fContPid2->SetVarName(4,"BayesProb^{Kp}"); | |
279 | fContPid2->SetVarRange(4,0,1.); | |
280 | fContPid2->SetVarName(5,"BayesProb^{Kn}"); | |
281 | fContPid2->SetVarRange(5,0,1.); | |
282 | fContPid2->SetVarName(6,"isTOFmatch^{Kp}"); | |
283 | fContPid2->SetVarRange(6,-0.5,1.5); | |
284 | fContPid2->SetVarName(7,"isTOFmatch^{Kn}"); | |
285 | fContPid2->SetVarRange(7,-0.5,1.5); | |
286 | fContPid2->SetVarName(8,"isKsTrue^{Kn}"); | |
287 | fContPid2->SetVarRange(8,-0.5,1.5); | |
288 | fContPid2->SetVarName(9,"N#sigma^{Kp}"); | |
289 | fContPid2->SetVarRange(9,1.25,6.25); | |
290 | fContPid2->SetVarName(10,"N#sigma^{Kn}"); | |
291 | fContPid2->SetVarRange(10,1.25,6.25); | |
292 | fContPid2->SetVarName(11,"#Delta#phi^{Kp}"); | |
293 | fContPid2->SetVarRange(11,-TMath::Pi(),TMath::Pi()); | |
294 | fContPid2->SetVarName(12,"#Delta#phi^{Kn}"); | |
295 | fContPid2->SetVarRange(12,-TMath::Pi(),TMath::Pi()); | |
296 | fContPid2->SetVarName(13,"#Psi"); | |
297 | fContPid2->SetVarRange(13,-TMath::Pi()/2,TMath::Pi()/2); | |
298 | ||
a8ad4709 | 299 | const Int_t nDETsignal = 100; // mass |
300 | Double_t binDETsignal[nDETsignal+1]; | |
301 | for(Int_t i=0;i<nDETsignal+1;i++){ | |
302 | binDETsignal[i] = invMmin + i*(invMmax - invMmin) / nDETsignal; | |
303 | } | |
304 | const Int_t nDETsignal2 = 10; // centrality | |
305 | Double_t binDETsignal2[nDETsignal2+1]; | |
306 | for(Int_t i=0;i<nDETsignal2+1;i++){ | |
307 | binDETsignal2[i] = i*100./ nDETsignal2; | |
308 | } | |
309 | fContPid->AddSpecies("K0s",nDETsignal,binDETsignal,nDETsignal2,binDETsignal2); | |
310 | fContPid2->AddSpecies("K0s2",nDETsignal,binDETsignal,nDETsignal2,binDETsignal2); | |
311 | ||
312 | fList->Add(fContPid); | |
313 | fList->Add(fContPid2); | |
314 | ||
520899fb | 315 | const Int_t nBinUser = 6; |
316 | Int_t binUser[nBinUser] = {8/*Eta*/,20/*pt*/,2/*istrue*/,4/*whatSelection*/,1/*DeltaPhi*/,1/*Psi*/}; | |
317 | fContUser = new AliPIDperfContainer("contUserPID",nBinUser,binUser); | |
318 | fContUser->SetTitleX("M_{K^{0}_{s}}"); | |
319 | fContUser->SetTitleY("centrality (%)"); | |
320 | fContUser->SetVarName(0,"#eta^{K^{0}_{s}}"); | |
321 | fContUser->SetVarRange(0,-0.8,0.8); | |
322 | fContUser->SetVarName(1,"p_{T}"); | |
323 | fContUser->SetVarRange(1,0.3,4.3); | |
324 | fContUser->SetVarName(2,"isKsTrue^{Kn}"); | |
325 | fContUser->SetVarRange(2,-0.5,1.5); | |
326 | fContUser->SetVarName(3,"whatSelected"); // 0=no, 1=pi, 2=K, 3=p | |
327 | fContUser->SetVarRange(3,-0.5,3.5); | |
328 | fContUser->SetVarName(4,"#Delta#phi"); | |
329 | fContUser->SetVarRange(4,-TMath::Pi(),TMath::Pi()); | |
330 | fContUser->SetVarName(5,"#Psi"); | |
331 | fContUser->SetVarRange(5,-TMath::Pi()/2,TMath::Pi()/2); | |
332 | ||
333 | fContUser2 = new AliPIDperfContainer("contUserPID2",nBinUser,binUser); | |
334 | fContUser2->SetTitleX("M_{K^{0}_{s}}"); | |
335 | fContUser2->SetTitleY("centrality (%)"); | |
336 | fContUser2->SetVarName(0,"#eta^{K^{0}_{s}}"); | |
337 | fContUser2->SetVarRange(0,-0.8,0.8); | |
338 | fContUser2->SetVarName(1,"p_{T}"); | |
339 | fContUser2->SetVarRange(1,0.3,4.3); | |
340 | fContUser2->SetVarName(2,"isKsTrue^{Kn}"); | |
341 | fContUser2->SetVarRange(2,-0.5,1.5); | |
342 | fContUser2->SetVarName(3,"whatSelected"); | |
343 | fContUser2->SetVarRange(3,-0.5,3.5); | |
344 | fContUser2->SetVarName(4,"#Delta#phi"); | |
345 | fContUser2->SetVarRange(4,-TMath::Pi(),TMath::Pi()); | |
346 | fContUser2->SetVarName(5,"#Psi"); | |
347 | fContUser2->SetVarRange(5,-TMath::Pi()/2,TMath::Pi()/2); | |
348 | ||
349 | fContUser->AddSpecies("K0s",nDETsignal,binDETsignal,nDETsignal2,binDETsignal2); | |
350 | fContUser2->AddSpecies("K0s2",nDETsignal,binDETsignal,nDETsignal2,binDETsignal2); | |
351 | ||
352 | fList->Add(fContUser); | |
353 | fList->Add(fContUser2); | |
354 | ||
a8ad4709 | 355 | hMatching[0] = new TH2F("hMatchAll","TOF matched (all);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100); |
356 | hMatching[1] = new TH2F("hMatchPi","TOF matched (#pi);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100); | |
357 | hMatching[2] = new TH2F("hMatchKa","TOF matched (K);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100); | |
358 | hMatching[3] = new TH2F("hMatchPr","TOF matched (p);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100); | |
359 | ||
360 | hTracking[0] = new TH2F("hTrackingAll","TPC tracks (all);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100); | |
361 | hTracking[1] = new TH2F("hTrackingPi","TPC tracks (#pi);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100); | |
362 | hTracking[2] = new TH2F("hTrackingKa","TPC tracks (K);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100); | |
363 | hTracking[3] = new TH2F("hTrackingPr","TPC tracks (p);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100); | |
364 | ||
365 | fList2->Add(hMatching[0]); | |
366 | fList2->Add(hMatching[1]); | |
367 | fList2->Add(hMatching[2]); | |
368 | fList2->Add(hMatching[3]); | |
369 | fList2->Add(hTracking[0]); | |
370 | fList2->Add(hTracking[1]); | |
371 | fList2->Add(hTracking[2]); | |
372 | fList2->Add(hTracking[3]); | |
373 | ||
374 | fTOFTPCsignal = new TH2F("hTOFTPCsignal","TOF-TPC signal for pions (0.8 < p_{T} < 0.9 GeV/#it{c}, cent. = 0-20);N#sigma_{TOF};N#sigma_{TPC}",100,-5,5,100,-5,5); | |
375 | fList2->Add(fTOFTPCsignal); | |
376 | fCombsignal = new TH1F("hCombsignal","Combined signal for pions (0.8 < p_{T} < 0.9 GeV/#it{c}, cent. = 0-20);N#sigma",100,0,5); | |
377 | fList2->Add(fCombsignal); | |
378 | ||
379 | // QA plots | |
380 | char name[100],title[400]; | |
381 | for(Int_t i=0;i < nCentrBin;i++){ | |
382 | snprintf(name,100,"hPiTPCQA_%i",i); | |
383 | snprintf(title,400,"TPC signal for #pi cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%'); | |
384 | fPiTPC[i] = new TH2F(name,title,50,0,4,200,-10,10); | |
385 | fList3->Add(fPiTPC[i]); | |
386 | ||
387 | snprintf(name,100,"hKaTPCQA_%i",i); | |
388 | snprintf(title,400,"TPC signal for K cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%'); | |
389 | fKaTPC[i] = new TH2F(name,title,50,0,4,200,-10,10); | |
390 | fList3->Add(fKaTPC[i]); | |
391 | ||
392 | snprintf(name,100,"hPrTPCQA_%i",i); | |
393 | snprintf(title,400,"TPC signal for p cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%'); | |
394 | fPrTPC[i] = new TH2F(name,title,50,0,4,200,-10,10); | |
395 | fList3->Add(fPrTPC[i]); | |
396 | ||
397 | snprintf(name,100,"hElTPCQA_%i",i); | |
398 | snprintf(title,400,"TPC signal for e cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%'); | |
399 | fElTPC[i] = new TH2F(name,title,50,0,4,200,-10,10); | |
400 | fList3->Add(fElTPC[i]); | |
401 | ||
402 | snprintf(name,100,"hPiTOFQA_%i",i); | |
403 | snprintf(title,400,"TOF signal for #pi cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%'); | |
404 | fPiTOF[i] = new TH2F(name,title,50,0,4,200,-10,10); | |
405 | fList3->Add(fPiTOF[i]); | |
406 | ||
407 | snprintf(name,100,"hKaTOFQA_%i",i); | |
408 | snprintf(title,400,"TOF signal for K cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%'); | |
409 | fKaTOF[i] = new TH2F(name,title,50,0,4,200,-10,10); | |
410 | fList3->Add(fKaTOF[i]); | |
411 | ||
412 | snprintf(name,100,"hPrTOFQA_%i",i); | |
413 | snprintf(title,400,"TOF signal for p cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%'); | |
414 | fPrTOF[i] = new TH2F(name,title,50,0,4,200,-10,10); | |
415 | fList3->Add(fPrTOF[i]); | |
416 | ||
417 | snprintf(name,100,"hElTOFQA_%i",i); | |
418 | snprintf(title,400,"TOF signal for e cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%'); | |
419 | fElTOF[i] = new TH2F(name,title,50,0,4,200,-10,10); | |
420 | fList3->Add(fElTOF[i]); | |
421 | ||
422 | } | |
423 | ||
424 | // Post output data. | |
425 | PostData(1, fList); | |
426 | PostData(2, fList2); | |
427 | PostData(3, fList3); | |
428 | } | |
429 | ||
430 | //______________________________________________________________________________ | |
431 | void AliAnalysisTaskK0sBayes::UserExec(Option_t *) | |
432 | { | |
433 | // Main loop | |
434 | // Called for each event | |
435 | ||
436 | fOutputAOD = dynamic_cast<AliAODEvent*>(InputEvent()); | |
437 | if(!fOutputAOD){ | |
438 | Printf("%s:%d AODEvent not found in Input Manager",(char*)__FILE__,__LINE__); | |
439 | this->Dump(); | |
440 | return; | |
441 | } | |
442 | ||
443 | Float_t zvtx = GetVertex(fOutputAOD); | |
444 | ||
445 | ||
446 | ||
447 | //Get the MC object | |
448 | if(fIsMC){ | |
449 | AliAODMCHeader *mcHeader = dynamic_cast<AliAODMCHeader*>(fOutputAOD->GetList()->FindObject(AliAODMCHeader::StdBranchName())); | |
450 | if (!mcHeader) { | |
451 | AliError("Could not find MC Header in AOD"); | |
452 | return; | |
453 | } | |
454 | } | |
455 | ||
456 | if (TMath::Abs(zvtx) < fVtxCut) { | |
457 | ||
458 | SelectK0s(); | |
459 | ||
460 | //Centrality | |
461 | Float_t v0Centr = -10.; | |
462 | Float_t trkCentr = -10.; | |
463 | AliCentrality *centrality = fOutputAOD->GetCentrality(); | |
464 | if (centrality){ | |
465 | trkCentr = centrality->GetCentralityPercentile("V0M"); | |
466 | v0Centr = centrality->GetCentralityPercentile("TRK"); | |
467 | } | |
468 | ||
cd71f9f4 | 469 | if(!fTypeCol){ |
470 | v0Centr=100./(fOutputAOD->GetNumberOfTracks()/12.+1); | |
471 | trkCentr=v0Centr; | |
472 | } | |
473 | ||
9c668341 | 474 | if((TMath::Abs(v0Centr - trkCentr) < 5.0 || (fTypeCol!=2)) && v0Centr>0){ // consistency cut on centrality selection |
a8ad4709 | 475 | fCentrality = v0Centr; |
476 | Analyze(fOutputAOD); // Do analysis!!!! | |
477 | ||
478 | } | |
479 | } | |
480 | ||
481 | } | |
482 | ||
483 | //________________________________________________________________________ | |
484 | void AliAnalysisTaskK0sBayes::Analyze(AliAODEvent* aodEvent) | |
485 | { | |
486 | ||
487 | Int_t ntrack = aodEvent->GetNumberOfTracks(); | |
488 | ||
489 | fPtKp=0.,fPhiKp=0.,fEtaKp=0.; | |
490 | fPtKn=0.,fPhiKn=0.,fEtaKn=0.; | |
491 | fPidKp=0,fPidKn=0; | |
492 | fMassV0=-1; | |
493 | ||
494 | TLorentzVector ksV; | |
495 | ||
496 | Double_t px,py,pz,E; | |
497 | ||
498 | Float_t invMmin = 0.497-0.005*8; | |
499 | Float_t invMmax = 0.497+0.005*8; | |
500 | ||
501 | Int_t icentr = 8; | |
502 | if(fCentrality < 0) icentr = 8; | |
503 | else if(fCentrality < 10) icentr = 0; | |
504 | else if(fCentrality < 20) icentr = 1; | |
505 | else if(fCentrality < 30) icentr = 2; | |
506 | else if(fCentrality < 40) icentr = 3; | |
507 | else if(fCentrality < 50) icentr = 4; | |
508 | else if(fCentrality < 60) icentr = 5; | |
509 | else if(fCentrality < 70) icentr = 6; | |
510 | else if(fCentrality < 80) icentr = 7; | |
511 | ||
512 | Float_t addMismatchForMC = 0.005; | |
faa6d35f | 513 | if(fCentrality < 50) addMismatchForMC += 0.005; |
a8ad4709 | 514 | if(fCentrality < 20) addMismatchForMC += 0.02; |
515 | ||
faa6d35f | 516 | if(fTypeCol == 0 || fTypeCol == 1) addMismatchForMC = 0.005; |
9c668341 | 517 | |
a8ad4709 | 518 | fPsi = 0; |
519 | /* Compute TPC EP */ | |
520 | Double_t Qx2 = 0, Qy2 = 0; | |
521 | Double_t Qx3 = 0, Qy3 = 0; | |
522 | for(Int_t iT = 0; iT < ntrack; iT++) { | |
523 | AliAODTrack* aodTrack = aodEvent->GetTrack(iT); | |
524 | ||
525 | if (!aodTrack){ | |
526 | continue; | |
527 | } | |
528 | ||
529 | Bool_t trkFlag = aodTrack->TestFilterBit(fFilterBit); | |
530 | ||
531 | if ((TMath::Abs(aodTrack->Eta()) > 0.8) || (aodTrack->Pt() < 0.2) || (aodTrack->GetTPCNcls() < fNcluster) || !trkFlag) | |
532 | continue; | |
533 | ||
534 | Double_t b[2] = {-99., -99.}; | |
535 | Double_t bCov[3] = {-99., -99., -99.}; | |
536 | if (!aodTrack->PropagateToDCA(aodEvent->GetPrimaryVertex(), aodEvent->GetMagneticField(), 100., b, bCov)) | |
537 | continue; | |
538 | ||
539 | if ((TMath::Abs(b[0]) > 3.0) || (TMath::Abs(b[1]) > 2.4)) | |
540 | continue; | |
541 | ||
542 | Qx2 += TMath::Cos(2*aodTrack->Phi()); | |
543 | Qy2 += TMath::Sin(2*aodTrack->Phi()); | |
544 | Qx3 += TMath::Cos(3*aodTrack->Phi()); | |
545 | Qy3 += TMath::Sin(3*aodTrack->Phi()); | |
546 | ||
547 | } | |
548 | ||
549 | fPsi = TMath::ATan2(Qy2, Qx2)/2.; | |
550 | ||
551 | AliAnalysisManager *man=AliAnalysisManager::GetAnalysisManager(); | |
552 | AliInputEventHandler* inputHandler = (AliInputEventHandler*) (man->GetInputEventHandler()); | |
553 | AliPIDResponse *PIDResponse=inputHandler->GetPIDResponse(); | |
554 | ||
a8ad4709 | 555 | fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTPC|AliPIDResponse::kDetTOF); |
556 | ||
f4c4ac9e | 557 | Double_t probP[10] = {0.,0.,0.,0.,0.,0.,0.,0.,0.,0.}; |
558 | Double_t probN[10] = {0.,0.,0.,0.,0.,0.,0.,0.,0.,0.}; | |
a8ad4709 | 559 | Double_t nSigmaTPC,nSigmaTOF=6,nSigmaTPC2,nSigmaTOF2=6,nSigmaComb,nSigmaComb2; |
560 | ||
561 | ||
562 | AliAODMCHeader *mcHeader = dynamic_cast<AliAODMCHeader*>(aodEvent->GetList()->FindObject(AliAODMCHeader::StdBranchName())); | |
563 | TClonesArray *mcArray = NULL; | |
564 | if (mcHeader) | |
565 | mcArray = (TClonesArray*)aodEvent->GetList()->FindObject(AliAODMCParticle::StdBranchName()); | |
566 | ||
567 | Int_t nmc = 0; | |
568 | if(mcArray) | |
569 | nmc = mcArray->GetEntries(); | |
570 | ||
571 | for(Int_t i=0;i < ntrack;i++){ // loop on tracks | |
572 | AliAODTrack* track = aodEvent->GetTrack(i); | |
573 | ||
574 | AliAODMCParticle *mcp = NULL; | |
575 | Int_t pdg = 0; | |
576 | ||
577 | if (!track){ | |
578 | continue; | |
579 | } | |
580 | ||
581 | Int_t tofMatch = (track->GetStatus() & AliVTrack::kTOFout) && (track->GetStatus() & AliVTrack::kTIME); | |
582 | ||
583 | Int_t label = -1; | |
584 | if(mcArray){ | |
585 | label = track->GetLabel(); | |
586 | if(label != -1 && label < nmc){ | |
587 | label = TMath::Abs(label); | |
588 | mcp = (AliAODMCParticle*)mcArray->At(label); | |
589 | pdg = TMath::Abs(mcp->GetPdgCode()); | |
590 | } | |
591 | else | |
592 | label = -1; | |
593 | } | |
594 | else{ | |
595 | /*UInt_t detUsed =*/ fPIDCombined->ComputeProbabilities(track, PIDResponse, probP); | |
596 | } | |
597 | ||
598 | if(track->TestFilterBit(fFilterBit) && TMath::Abs(track->Eta()) < 0.8 && track->Charge() > 0){ | |
599 | hTracking[0]->Fill(track->Pt(),fCentrality); | |
600 | if(pdg == 211) | |
601 | hTracking[1]->Fill(track->Pt(),fCentrality); | |
602 | else if(pdg == 321) | |
603 | hTracking[2]->Fill(track->Pt(),fCentrality); | |
604 | else if(pdg == 2212) | |
605 | hTracking[3]->Fill(track->Pt(),fCentrality); | |
606 | else if(! mcp){ // Fill matching histo with the prob | |
607 | hTracking[1]->Fill(track->Pt(),fCentrality,probP[2]); | |
608 | hTracking[2]->Fill(track->Pt(),fCentrality,probP[3]); | |
609 | hTracking[3]->Fill(track->Pt(),fCentrality,probP[4]); | |
610 | } | |
611 | } | |
612 | ||
613 | if(!tofMatch) continue; | |
614 | ||
615 | if(track->TestFilterBit(fFilterBit) && TMath::Abs(track->Eta()) < 0.8 && track->Charge() > 0){ | |
616 | hMatching[0]->Fill(track->Pt(),fCentrality); | |
617 | if(pdg == 211) | |
618 | hMatching[1]->Fill(track->Pt(),fCentrality); | |
619 | else if(pdg == 321) | |
620 | hMatching[2]->Fill(track->Pt(),fCentrality); | |
621 | else if(pdg == 2212) | |
622 | hMatching[3]->Fill(track->Pt(),fCentrality); | |
623 | else if(! mcp){ // Fill matching histo with the prob | |
624 | hMatching[1]->Fill(track->Pt(),fCentrality,probP[2]); | |
625 | hMatching[2]->Fill(track->Pt(),fCentrality,probP[3]); | |
626 | hMatching[3]->Fill(track->Pt(),fCentrality,probP[4]); | |
627 | } | |
628 | } | |
629 | } | |
630 | ||
007df888 | 631 | // Int_t pdg1 = -1; |
632 | // Int_t pdg2 = -1; | |
a8ad4709 | 633 | |
634 | ||
635 | // start analysis K0s | |
636 | for(Int_t i=0;i < ntrack;i++){ // loop on positive tracks | |
637 | AliAODTrack* KpTrack = aodEvent->GetTrack(i); | |
638 | ||
639 | if (!KpTrack){ | |
640 | continue; | |
641 | } | |
642 | ||
643 | if(!(KpTrack->Charge() > 0 && KpTrack->Pt() > 0.3 && TMath::Abs(KpTrack->Eta()) < 0.8)) continue; | |
644 | ||
645 | nSigmaComb=5; | |
e34b28fe | 646 | nSigmaTOF = 5; |
a8ad4709 | 647 | fPtKp=KpTrack->Pt(),fPhiKp=KpTrack->Phi(),fEtaKp=KpTrack->Eta(); |
648 | fPidKp=0; | |
649 | ||
650 | UInt_t detUsedP = fPIDCombined->ComputeProbabilities(KpTrack, PIDResponse, probP); | |
651 | ||
652 | Double_t oldpP[10]; | |
653 | fPIDCombined->GetPriors(KpTrack, oldpP, PIDResponse, detUsedP); | |
654 | ||
a8ad4709 | 655 | nSigmaTPC = PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kPion); |
a8ad4709 | 656 | |
657 | if(! (TMath::Abs(nSigmaTPC) < 5)) continue; | |
658 | ||
659 | Int_t tofMatch1 = (KpTrack->GetStatus() & AliVTrack::kTOFout) && (KpTrack->GetStatus() & AliVTrack::kTIME); | |
660 | ||
9c668341 | 661 | /* |
a8ad4709 | 662 | if(mcArray){ |
663 | Int_t labelK = TMath::Abs(KpTrack->GetLabel()); | |
664 | AliAODMCParticle *mcp1 = (AliAODMCParticle*)mcArray->At(labelK); | |
9c668341 | 665 | pdg1 = TMath::Abs(mcp1->GetPdgCode()); |
a8ad4709 | 666 | } |
9c668341 | 667 | */ |
a8ad4709 | 668 | |
669 | fPidKp = Int_t(probP[2]*100); | |
670 | ||
671 | if(tofMatch1){ | |
672 | if(!IsChannelValid(TMath::Abs(KpTrack->Eta()))){ | |
673 | // remove this tof hit | |
674 | fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTPC); | |
675 | detUsedP = fPIDCombined->ComputeProbabilities(KpTrack, PIDResponse, probP); | |
676 | fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTPC|AliPIDResponse::kDetTOF); | |
677 | fPidKp = Int_t(probP[4]*100); | |
678 | tofMatch1=0; | |
679 | } | |
680 | else{ | |
681 | if(probP[2] > probP[3] && probP[2] > probP[4] && probP[2] > probP[0]) fPidKp += 128; // max prob | |
682 | ||
683 | nSigmaTOF = PIDResponse->NumberOfSigmasTOF(KpTrack,AliPID::kProton); | |
cd71f9f4 | 684 | if(TMath::Abs(PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kProton))<1) fPrTOF[icentr]->Fill(fPtKp,nSigmaTOF); |
685 | if(TMath::Abs(nSigmaTOF)<1) fPrTPC[icentr]->Fill(fPtKp,PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kProton)); | |
a8ad4709 | 686 | nSigmaTOF = PIDResponse->NumberOfSigmasTOF(KpTrack,AliPID::kElectron); |
cd71f9f4 | 687 | if(TMath::Abs(PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kElectron))<1) fElTOF[icentr]->Fill(fPtKp,nSigmaTOF); |
688 | if(TMath::Abs(nSigmaTOF)<1) fElTPC[icentr]->Fill(fPtKp,PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kElectron)); | |
a8ad4709 | 689 | nSigmaTOF = PIDResponse->NumberOfSigmasTOF(KpTrack,AliPID::kKaon); |
cd71f9f4 | 690 | if(TMath::Abs(PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kKaon))<1) fKaTOF[icentr]->Fill(fPtKp,nSigmaTOF); |
691 | if(TMath::Abs(nSigmaTOF)<1) fKaTPC[icentr]->Fill(fPtKp,PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kKaon)); | |
a8ad4709 | 692 | nSigmaTOF = PIDResponse->NumberOfSigmasTOF(KpTrack,AliPID::kPion); |
cd71f9f4 | 693 | if(TMath::Abs(PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kPion))<1) fPiTOF[icentr]->Fill(fPtKp,nSigmaTOF); |
694 | if(TMath::Abs(nSigmaTOF)<1) fPiTPC[icentr]->Fill(fPtKp,PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kPion)); | |
63d1d548 | 695 | |
a8ad4709 | 696 | if(fIsMC){ |
697 | Float_t mismAdd = addMismatchForMC; | |
698 | if(KpTrack->Pt() < 1) mismAdd = addMismatchForMC/KpTrack->Pt(); | |
699 | ||
700 | if(gRandom->Rndm() < mismAdd){ | |
701 | Float_t etaAbs = TMath::Abs(KpTrack->Eta()); | |
702 | Int_t channel = Int_t(4334.09 - 4758.36 * etaAbs -1989.71 * etaAbs*etaAbs + 1957.62*etaAbs*etaAbs*etaAbs); | |
703 | channel = channel % 8736; | |
704 | Float_t distIP = fHchannelTOFdistr->GetBinContent(channel); | |
705 | ||
706 | // generate random time | |
a16898fb | 707 | Float_t timeRandom = fHmismTOF->GetRandom() + distIP*3.35655419905265973e+01; |
a8ad4709 | 708 | Double_t times[10]; |
709 | KpTrack->GetIntegratedTimes(times); | |
710 | nSigmaTOF = TMath::Abs(timeRandom - times[2])/PIDResponse->GetTOFResponse().GetExpectedSigma(KpTrack->P(), times[3], AliPID::kPion); | |
711 | } | |
712 | } | |
713 | ||
714 | if(fCentrality < 20 && KpTrack->Pt() < 0.9 && KpTrack->Pt() > 0.8)fTOFTPCsignal->Fill(nSigmaTOF,nSigmaTPC); | |
63d1d548 | 715 | nSigmaTOF = TMath::Abs(nSigmaTOF); |
a8ad4709 | 716 | |
717 | if(nSigmaTOF < 2) fPidKp += 256; | |
718 | else if(nSigmaTOF < 3) fPidKp += 512; | |
719 | } | |
720 | } | |
721 | ||
722 | if(tofMatch1){ | |
723 | nSigmaComb = TMath::Sqrt(nSigmaTOF*nSigmaTOF + nSigmaTPC*nSigmaTPC); | |
724 | if(nSigmaTOF < 5 && fCentrality < 20 && KpTrack->Pt() < 0.9 && KpTrack->Pt() > 0.8){ | |
725 | fCombsignal->Fill(nSigmaComb); | |
726 | } | |
727 | } else { | |
728 | nSigmaComb = TMath::Abs(nSigmaTPC); | |
729 | } | |
730 | ||
731 | // use sigmaTOF instead of sigmaComb | |
e34b28fe | 732 | if(tofMatch1) nSigmaComb = nSigmaTOF; |
a8ad4709 | 733 | |
734 | if(nSigmaComb < 2) nSigmaComb = 2; | |
735 | else if(nSigmaComb < 3) nSigmaComb = 3; | |
736 | else if(nSigmaComb < 5) nSigmaComb = 4.99; | |
737 | else nSigmaComb = 6; | |
738 | ||
739 | Int_t iks=-1; | |
740 | for(Int_t k=0;k < fNK0s;k++){ // find the K0s which contains the positive track | |
741 | if(i == fIpiP[k]) iks = k; | |
742 | } | |
743 | ||
744 | if(fPtKp > 4.299) fPtKp = 4.299; | |
745 | ||
746 | if(iks > -1 && fIpiN[iks] > -1){ | |
747 | //for(Int_t j=0;j < ntrack;j++){ // loop on negative tracks | |
748 | Int_t j = fIpiN[iks]; | |
749 | AliAODTrack* KnTrack = aodEvent->GetTrack(j); | |
750 | ||
751 | if (!KnTrack){ | |
752 | continue; | |
753 | } | |
754 | ||
755 | if(!(KnTrack->Charge() < 0 && KnTrack->Pt() > 0.3 && TMath::Abs(KnTrack->Eta()) < 0.8)) continue; | |
756 | ||
757 | fPtKn=KnTrack->Pt(),fPhiKn=KnTrack->Phi(),fEtaKn=KnTrack->Eta(); | |
758 | fPidKn=0; | |
759 | ||
760 | UInt_t detUsedN = fPIDCombined->ComputeProbabilities(KnTrack, PIDResponse, probN); | |
761 | Double_t oldpN[10]; | |
762 | fPIDCombined->GetPriors(KnTrack, oldpN, PIDResponse, detUsedN); | |
763 | ||
764 | nSigmaTPC2 = PIDResponse->NumberOfSigmasTPC(KnTrack,AliPID::kPion); | |
765 | ||
766 | if(! (TMath::Abs(nSigmaTPC2) < 5)) continue; | |
767 | ||
768 | nSigmaComb2=5; | |
e34b28fe | 769 | nSigmaTOF2=5; |
a8ad4709 | 770 | |
771 | Int_t tofMatch2 = (KnTrack->GetStatus() & AliVTrack::kTOFout) && (KnTrack->GetStatus() & AliVTrack::kTIME); | |
9c668341 | 772 | /* |
a8ad4709 | 773 | if(mcArray){ |
774 | Int_t labelK = TMath::Abs(KnTrack->GetLabel()); | |
775 | AliAODMCParticle *mcp2 = (AliAODMCParticle*)mcArray->At(labelK); | |
9c668341 | 776 | pdg2 = TMath::Abs(mcp2->GetPdgCode()); |
777 | } | |
778 | */ | |
a8ad4709 | 779 | |
780 | fPidKn = Int_t(probN[2]*100); | |
781 | ||
782 | if(tofMatch2){ | |
783 | if(!IsChannelValid(TMath::Abs(KnTrack->Eta()))){ | |
784 | // remove this tof hit | |
785 | fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTPC); | |
786 | detUsedP = fPIDCombined->ComputeProbabilities(KnTrack, PIDResponse, probN); | |
787 | fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTPC|AliPIDResponse::kDetTOF); | |
788 | fPidKn = Int_t(probN[4]*100); | |
789 | tofMatch2=0; | |
790 | } | |
791 | else{ | |
792 | if(probN[2] > probN[3] && probN[2] > probN[4] && probN[2] > probN[0]) fPidKn += 128; // max prob | |
793 | ||
794 | nSigmaTOF2 = PIDResponse->NumberOfSigmasTOF(KnTrack,AliPID::kPion); | |
795 | ||
796 | nSigmaTOF2 = TMath::Abs(nSigmaTOF2); | |
797 | ||
798 | if(fIsMC){ | |
799 | Float_t mismAdd = addMismatchForMC; | |
800 | if(KnTrack->Pt() < 1) mismAdd = addMismatchForMC/KnTrack->Pt(); | |
801 | ||
802 | if(gRandom->Rndm() < mismAdd){ | |
803 | Float_t etaAbs = TMath::Abs(KnTrack->Eta()); | |
804 | Int_t channel = Int_t(4334.09 - 4758.36 * etaAbs -1989.71 * etaAbs*etaAbs + 1957.62*etaAbs*etaAbs*etaAbs); | |
805 | channel = channel % 8736; | |
806 | Float_t distIP = fHchannelTOFdistr->GetBinContent(channel); | |
807 | ||
808 | // generate random time | |
809 | Float_t timeRandom = fHmismTOF->GetRandom() + distIP*3.35655419905265973e+00; | |
810 | Double_t times[10]; | |
811 | KnTrack->GetIntegratedTimes(times); | |
e34b28fe | 812 | nSigmaTOF2 = TMath::Abs(timeRandom - times[2])/PIDResponse->GetTOFResponse().GetExpectedSigma(KnTrack->P(), times[3], AliPID::kPion); |
a8ad4709 | 813 | } |
814 | } | |
815 | ||
816 | if(fCentrality < 20 && KnTrack->Pt() < 1.2 && KnTrack->Pt() > 1) fTOFTPCsignal->Fill(nSigmaTOF2,nSigmaTPC2); | |
817 | ||
818 | if(nSigmaTOF2 < 2) fPidKn += 256; | |
819 | else if(nSigmaTOF2 < 3) fPidKn += 512; | |
820 | } | |
821 | } | |
822 | ||
823 | px = KpTrack->Px() + KnTrack->Px(); | |
824 | py = KpTrack->Py() + KnTrack->Py(); | |
825 | pz = KpTrack->Pz() + KnTrack->Pz(); | |
826 | E = TMath::Sqrt(KpTrack->P()*KpTrack->P() + 1.39e-01*1.39e-01); | |
827 | E += TMath::Sqrt(KnTrack->P()*KnTrack->P()+ 1.39e-01*1.39e-01); | |
828 | ||
829 | ksV.SetPxPyPzE(px,py,pz,E); | |
830 | fMassV0 = fMassKs[iks]; | |
831 | ||
832 | if(fMassV0 < invMmin || fMassV0 > invMmax) continue; | |
833 | ||
834 | ||
835 | fPtKs = ksV.Pt(); | |
836 | fEtaKs = ksV.Eta(); | |
837 | fPhiKs = ksV.Phi(); | |
838 | ||
839 | if(tofMatch2){ | |
840 | nSigmaComb2 = TMath::Sqrt(nSigmaTOF2*nSigmaTOF2+ nSigmaTPC2*nSigmaTPC2); | |
841 | if(nSigmaTOF2 < 5 && fCentrality < 20 && KnTrack->Pt() < 1.2 && KnTrack->Pt() > 1){ | |
842 | fCombsignal->Fill(nSigmaComb2); | |
843 | } | |
844 | } else { | |
845 | nSigmaComb2 = TMath::Abs(nSigmaTPC2); | |
846 | } | |
847 | ||
848 | // use sigmaTOF instead of sigmaComb | |
e34b28fe | 849 | if(tofMatch2) nSigmaComb2 = nSigmaTOF2; |
a8ad4709 | 850 | |
851 | if(nSigmaComb2 < 2) nSigmaComb2 = 2; | |
852 | else if(nSigmaComb2 < 3) nSigmaComb2 = 3; | |
853 | else if(nSigmaComb2 < 5) nSigmaComb2 = 4.99; | |
854 | else nSigmaComb2 = 6; | |
855 | ||
856 | Bool_t isTrue = kFALSE; | |
857 | ||
858 | if(mcArray){ | |
859 | Int_t labelP = TMath::Abs(KpTrack->GetLabel()); | |
860 | Int_t labelN = TMath::Abs(KnTrack->GetLabel()); | |
861 | ||
862 | if(labelP > -1 && labelN > -1){ | |
863 | AliAODMCParticle *partP = (AliAODMCParticle*)mcArray->At(labelP); | |
864 | AliAODMCParticle *partN = (AliAODMCParticle*)mcArray->At(labelN); | |
865 | ||
866 | Int_t mP = partP->GetMother(); | |
867 | Int_t mN = partN->GetMother(); | |
868 | if(mP == mN && mP > -1){ | |
869 | AliAODMCParticle *partM = (AliAODMCParticle*)mcArray->At(mP); | |
870 | Int_t pdgM = partM->GetPdgCode(); | |
871 | if(pdgM == 310) isTrue = kTRUE; | |
872 | } | |
873 | } | |
874 | ||
875 | } | |
876 | ||
877 | Double_t deltaphi1 = KpTrack->Phi() - fPsi; | |
878 | Double_t deltaphi2 = KnTrack->Phi() - fPsi; | |
879 | ||
f8f53ae0 | 880 | if(gRandom->Rndm() < 0.5){ |
881 | deltaphi1 += TMath::Pi(); | |
882 | deltaphi2 += TMath::Pi(); | |
883 | } | |
884 | ||
a8ad4709 | 885 | while(deltaphi1 > TMath::Pi()) deltaphi1 -= TMath::Pi()*2; |
886 | while(deltaphi1 < -TMath::Pi()) deltaphi1 += TMath::Pi()*2; | |
887 | while(deltaphi2 > TMath::Pi()) deltaphi2 -= TMath::Pi()*2; | |
888 | while(deltaphi2 < -TMath::Pi()) deltaphi2 += TMath::Pi()*2; | |
889 | ||
890 | if(fPtKn > 4.299) fPtKn = 4.299; | |
891 | ||
892 | Float_t xTOfill[] = {fPtKs,KpTrack->Eta(),fPtKp,fPtKn,(fPidKp%128)*0.01,(fPidKn%128)*0.01,tofMatch1,tofMatch2,isTrue,nSigmaComb,nSigmaComb2,deltaphi1,deltaphi2,fPsi}; | |
893 | ||
894 | ||
895 | Int_t ipt = 0; | |
896 | while(fPtKsMin[ipt] < fPtKs && ipt < nPtBin){ | |
897 | ipt++; | |
898 | } | |
899 | ipt--; | |
900 | if(ipt < 0) ipt = 0; // just to be sure | |
901 | ||
902 | if(TMath::Abs(fEtaKs) < 0.8 && fPtKp > 0.3 && fPtKn > 0.3){ | |
903 | fContPid->Fill(0,fMassV0,fCentrality,xTOfill); | |
904 | xTOfill[1] = KnTrack->Eta(); | |
905 | fContPid2->Fill(0,fMassV0,fCentrality,xTOfill); | |
520899fb | 906 | |
907 | if(fPIDuserCut){ | |
908 | Float_t xUser[] = {KpTrack->Eta(),fPtKp,isTrue,0,deltaphi1,fPsi}; | |
909 | Float_t xUser2[] = {KnTrack->Eta(),fPtKn,isTrue,0,deltaphi2,fPsi}; | |
910 | ||
911 | if(fPIDuserCut->IsSelected(KpTrack,AliPID::kPion)){ // to be filled for positive | |
912 | xUser[3] = 1; | |
913 | } else if(fPIDuserCut->IsSelected(KpTrack,AliPID::kKaon)){ | |
914 | xUser[3] = 2; | |
915 | } else if(fPIDuserCut->IsSelected(KpTrack,AliPID::kProton)){ | |
916 | xUser[3] = 3; | |
917 | } | |
918 | if(fPIDuserCut->IsSelected(KnTrack,AliPID::kPion)){ // to be filled for negative | |
919 | xUser2[3] = 1; | |
920 | } else if(fPIDuserCut->IsSelected(KnTrack,AliPID::kKaon)){ | |
921 | xUser2[3] = 2; | |
922 | } else if(fPIDuserCut->IsSelected(KnTrack,AliPID::kProton)){ | |
923 | xUser2[3] = 3; | |
924 | } | |
925 | fContUser->Fill(0,fMassV0,fCentrality,xUser); | |
926 | fContUser2->Fill(0,fMassV0,fCentrality,xUser2); | |
927 | } | |
928 | ||
a8ad4709 | 929 | } |
930 | ||
931 | ||
932 | } | |
933 | } // end analysi K0s | |
934 | } | |
935 | ||
936 | //_____________________________________________________________________________ | |
937 | Float_t AliAnalysisTaskK0sBayes::GetVertex(AliAODEvent* aod) const | |
938 | { | |
939 | ||
940 | Float_t zvtx = -999; | |
941 | ||
942 | const AliAODVertex* vtxAOD = aod->GetPrimaryVertex(); | |
943 | if (!vtxAOD) | |
944 | return zvtx; | |
945 | if(vtxAOD->GetNContributors()>0) | |
946 | zvtx = vtxAOD->GetZ(); | |
947 | ||
948 | return zvtx; | |
949 | } | |
950 | //_____________________________________________________________________________ | |
951 | void AliAnalysisTaskK0sBayes::Terminate(Option_t *) | |
952 | { | |
953 | // Terminate loop | |
954 | Printf("Terminate()"); | |
955 | } | |
956 | //======================================================================= | |
957 | void AliAnalysisTaskK0sBayes::SelectK0s(){ | |
958 | fNK0s=0; | |
959 | fNpiPos=0; | |
960 | fNpiNeg=0; | |
961 | ||
962 | Int_t nV0s = fOutputAOD->GetNumberOfV0s(); | |
963 | AliAODv0 *myV0; | |
964 | Double_t dMASS=0.0; | |
965 | for (Int_t i=0; i!=nV0s; ++i) { | |
966 | myV0 = (AliAODv0*) fOutputAOD->GetV0(i); | |
967 | if(!myV0) continue; | |
968 | if(myV0->Pt()<0.1 || TMath::Abs(myV0->Eta()) > 0.8) continue; // skipping low momentum | |
969 | Int_t pass = PassesAODCuts(myV0,fOutputAOD,0); // check for K0s | |
970 | if(pass) { | |
971 | dMASS = myV0->MassK0Short(); | |
f4c4ac9e | 972 | Float_t massLambda = myV0->MassLambda(); |
973 | Float_t massAntiLambda = myV0->MassAntiLambda(); | |
974 | ||
975 | if(TMath::Abs(dMASS-0.497)/0.005 < 8 && TMath::Abs(massLambda-1.115)/0.005 > 8 && TMath::Abs(massAntiLambda-1.115)/0.005 > 8){ | |
a8ad4709 | 976 | AliAODTrack *iT=(AliAODTrack*) myV0->GetDaughter(0); // positive |
977 | AliAODTrack *jT=(AliAODTrack*) myV0->GetDaughter(1); // negative | |
978 | if(iT->Charge()<0){ | |
979 | iT=(AliAODTrack*) myV0->GetDaughter(1); // positive | |
980 | jT=(AliAODTrack*) myV0->GetDaughter(0); // negative | |
981 | } | |
982 | fPhiK0s[fNK0s] = myV0->Phi(); | |
983 | fPtK0s[fNK0s] = myV0->Pt(); | |
984 | fIpiP[fNK0s] = FindDaugheterIndex(iT); | |
985 | fIpiN[fNK0s] = FindDaugheterIndex(jT); | |
986 | fMassKs[fNK0s] = dMASS; | |
987 | if(fIpiP[fNK0s] > -1 && fIpiN[fNK0s] > -1) | |
988 | fNK0s++; | |
989 | } | |
990 | } | |
991 | } | |
992 | ||
993 | /* My V0 code | |
994 | // fill pion stacks | |
995 | Int_t nAODTracks = fOutputAOD->GetNumberOfTracks(); | |
996 | for(Int_t iT = 0; iT < nAODTracks; iT++) { // loop on the tracks | |
997 | AliAODTrack* aodTrack = fOutputAOD->GetTrack(iT); | |
998 | ||
999 | if (!aodTrack){ | |
1000 | continue; | |
1001 | } | |
1002 | ||
1003 | Bool_t trkFlag = aodTrack->TestFilterBit(fFilterBit); | |
1004 | ||
1005 | if ((TMath::Abs(aodTrack->Eta()) > fEtaCut) || (aodTrack->Pt() < fMinPt) || (aodTrack->GetTPCNcls() < fNcluster) || !trkFlag){ | |
1006 | continue; | |
1007 | } | |
1008 | ||
1009 | Double_t b[2] = {-99., -99.}; | |
1010 | Double_t bCov[3] = {-99., -99., -99.}; | |
1011 | if (!aodTrack->PropagateToDCA(fOutputAOD->GetPrimaryVertex(), fOutputAOD->GetMagneticField(), 100., b, bCov)) | |
1012 | continue; | |
1013 | ||
1014 | if(TMath::Abs(b[0]) < 0.3/aodTrack->Pt()) continue; | |
1015 | ||
1016 | ||
1017 | Int_t charge = aodTrack->Charge(); | |
1018 | if(charge > 0){ | |
1019 | fIPiPos[fNpiPos] = iT; | |
1020 | fNpiPos++; | |
1021 | } | |
1022 | else{ | |
1023 | fIPiNeg[fNpiNeg] = iT; | |
1024 | fNpiNeg++; | |
1025 | } | |
1026 | } | |
1027 | ||
1028 | for(Int_t i=0;i < fNpiPos;i++){ | |
1029 | AliAODTrack *pip = fOutputAOD->GetTrack(fIPiPos[i]); | |
1030 | AliESDtrack pipE(pip); | |
1031 | ||
1032 | for(Int_t j=0;j < fNpiNeg;j++){ | |
1033 | AliAODTrack *pin = fOutputAOD->GetTrack(fIPiNeg[j]); | |
1034 | AliESDtrack pinE(pin); | |
1035 | ||
1036 | Double_t xn, xp, mindist=pinE.GetDCA(&pipE,fOutputAOD->GetMagneticField(),xn,xp); | |
1037 | ||
1038 | Double_t pPos[3]; | |
1039 | Double_t pNeg[3]; | |
1040 | pipE.GetPxPyPzAt(xp,fOutputAOD->GetMagneticField(),pPos); | |
1041 | pinE.GetPxPyPzAt(xn,fOutputAOD->GetMagneticField(),pNeg); | |
1042 | ||
1043 | Float_t length = (xp+xn)*0.5; | |
1044 | ||
1045 | Float_t pxs = pPos[0] + pNeg[0]; | |
1046 | Float_t pys = pPos[1] + pNeg[1]; | |
1047 | Float_t pzs = pPos[2] + pNeg[2]; | |
1048 | Float_t es = TMath::Sqrt(pPos[0]*pPos[0] + pPos[1]*pPos[1] + pPos[2]*pPos[2] + 0.13957*0.13957) + TMath::Sqrt(pNeg[0]*pNeg[0] + pNeg[1]*pNeg[1] + pNeg[2]*pNeg[2] + 0.13957*0.13957); | |
1049 | ||
1050 | Float_t pt = TMath::Sqrt(pxs*pxs + pys*pys); | |
1051 | Float_t phi = TMath::ATan2(pys,pxs); | |
1052 | Float_t mass = TMath::Sqrt(es*es - pt*pt - pzs*pzs); | |
1053 | ||
1054 | // if(length > 1) printf("length = %f - distance = %f - mass= %f\n",length,mindist,mass); | |
1055 | ||
1056 | if(mindist < 0.4&& length > 0.7 && length < 25){ | |
1057 | Float_t esL = TMath::Sqrt(pPos[0]*pPos[0] + pPos[1]*pPos[1] + pPos[2]*pPos[2] + 0.938*0.938) + TMath::Sqrt(pNeg[0]*pNeg[0] + pNeg[1]*pNeg[1] + pNeg[2]*pNeg[2] + 0.13957*0.13957); | |
1058 | Float_t esAL = TMath::Sqrt(pPos[0]*pPos[0] + pPos[1]*pPos[1] + pPos[2]*pPos[2] + 0.13957*0.13957) + TMath::Sqrt(pNeg[0]*pNeg[0] + pNeg[1]*pNeg[1] + pNeg[2]*pNeg[2] + 0.938*0.938); | |
1059 | ||
1060 | Float_t massaL = TMath::Sqrt(esL*esL - pt*pt - pzs*pzs); | |
1061 | Float_t massaAL = TMath::Sqrt(esAL*esAL - pt*pt - pzs*pzs); | |
1062 | ||
1063 | if(TMath::Abs(mass-0.497)/0.005 < 8 && massaL > 1.15 && massaAL > 1.15){ | |
1064 | fPhiK0s[fNK0s] = phi; | |
1065 | fPtK0s[fNK0s] = pt; | |
1066 | fIpiP[fNK0s] =fIPiPos[i] ; | |
1067 | fIpiN[fNK0s] = fIPiNeg[j]; | |
1068 | fMassKs[fNK0s] = mass; | |
1069 | fNK0s++; | |
1070 | } | |
1071 | } | |
1072 | } | |
1073 | } | |
1074 | */ | |
1075 | } | |
1076 | ||
1077 | //======================================================================= | |
1078 | Int_t AliAnalysisTaskK0sBayes::PassesAODCuts(AliAODv0 *myV0, AliAODEvent *tAOD,Int_t specie) | |
1079 | { | |
1080 | if (myV0->GetOnFlyStatus() ) return 0; | |
1081 | ||
1082 | //the following is needed in order to evualuate track-quality | |
1083 | AliAODTrack *iT, *jT; | |
1084 | AliAODVertex *vV0s = myV0->GetSecondaryVtx(); | |
1085 | Double_t pos[3],cov[6]; | |
1086 | vV0s->GetXYZ(pos); | |
1087 | vV0s->GetCovarianceMatrix(cov); | |
1088 | const AliESDVertex vESD(pos,cov,100.,100); | |
1089 | ||
1090 | // TESTING CHARGE | |
1091 | int iPos, iNeg; | |
1092 | iT=(AliAODTrack*) myV0->GetDaughter(0); | |
1093 | if(iT->Charge()>0) { | |
1094 | iPos = 0; iNeg = 1; | |
1095 | } else { | |
1096 | iPos = 1; iNeg = 0; | |
1097 | } | |
1098 | // END OF TEST | |
1099 | ||
1100 | iT=(AliAODTrack*) myV0->GetDaughter(iPos); // positive | |
1101 | ||
1102 | jT=(AliAODTrack*) myV0->GetDaughter(iNeg); // negative | |
1103 | ||
1104 | Bool_t trkFlag = iT->TestFilterBit(fFilterBit); | |
1105 | if(!trkFlag) return 0; | |
1106 | Bool_t trkFlag2 = jT->TestFilterBit(fFilterBit); | |
1107 | if(!trkFlag2) return 0; | |
1108 | ||
1109 | Double_t pvertex[3]; | |
1110 | pvertex[0]=tAOD->GetPrimaryVertex()->GetX(); | |
1111 | pvertex[1]=tAOD->GetPrimaryVertex()->GetY(); | |
1112 | pvertex[2]=tAOD->GetPrimaryVertex()->GetZ(); | |
1113 | ||
1114 | Double_t dDL=myV0->DecayLengthV0( pvertex ); | |
1115 | if(dDL < 0.5 || dDL > 25) return 0; | |
1116 | ||
1117 | Double_t dDCA=myV0->DcaV0Daughters(); | |
1118 | if(dDCA >0.5) return 0; | |
1119 | ||
1120 | Double_t dCTP=myV0->CosPointingAngle( pvertex ); | |
1121 | if(dCTP < -1) return 0; | |
1122 | ||
1123 | // AliESDtrack ieT( iT ); | |
1124 | // Double_t dD0P=ieT.GetD(pvertex[0],pvertex[1],tAOD->GetMagneticField()); | |
1125 | // if(TMath::Abs(dD0P) < 0]) return 0; | |
1126 | ||
1127 | // AliESDtrack jeT( jT ); | |
1128 | // Double_t dD0M=jeT.GetD(pvertex[0],pvertex[1],tAOD->GetMagneticField()); | |
1129 | // if(TMath::Abs(dD0M) < 0) return 0; | |
1130 | ||
1131 | // Double_t dD0D0=dD0P*dD0M; | |
1132 | // if(dD0D0>0) return 0; | |
1133 | ||
1134 | // Double_t dETA=myV0->Eta(); | |
1135 | // if(dETA <-0.8) return 0; | |
1136 | // if(dETA >0.8) return 0; | |
1137 | ||
1138 | // Double_t dQT=myV0->PtArmV0(); | |
1139 | // if(specie==0) if(dQT<???) return 0; | |
1140 | ||
1141 | Double_t dALPHA=myV0->AlphaV0(); // AlphaV0 -> AODRecoDecat::Alpha -> return 1.-2./(1.+QlProng(0)/QlProng(1)); | |
1142 | if(myV0->ChargeProng(iPos)<0) dALPHA = -dALPHA; // protects for a change in convention | |
1143 | ||
1144 | if(specie==1 && dALPHA<0) return 2; // antilambda | |
1145 | return 1; // K0s or lambda | |
1146 | } | |
1147 | //------------------------------------------------------------------------- | |
1148 | Int_t AliAnalysisTaskK0sBayes::FindDaugheterIndex(AliAODTrack *trk){ | |
1149 | Int_t ntrack = fOutputAOD->GetNumberOfTracks(); | |
1150 | ||
1151 | for(Int_t i=0;i < ntrack;i++){ // loop on tracks | |
1152 | AliAODTrack* track = fOutputAOD->GetTrack(i); | |
1153 | if(track == trk) return i; | |
1154 | } | |
1155 | ||
1156 | printf("Daughter for %p not found\n",trk); | |
1157 | return -1; | |
1158 | } | |
1159 | //------------------------------------------------------------------------- | |
1160 | Int_t AliAnalysisTaskK0sBayes::IsChannelValid(Float_t etaAbs){ | |
1161 | if(!fIsMC) return 1; // used only on MC | |
1162 | ||
9c668341 | 1163 | if(fTypeCol == 2){ // LHC10h or LHC11h because of TOF matching window at 3 cm |
a8ad4709 | 1164 | Int_t channel = Int_t(4334.09 - 4758.36 * etaAbs -1989.71 * etaAbs*etaAbs + 1957.62*etaAbs*etaAbs*etaAbs); |
1165 | ||
1166 | if(!(channel%20)) return 0; // 5% additional loss in MC | |
1167 | } | |
1168 | ||
1169 | return 1; | |
1170 | } |