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e3d40058 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-2010, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
27de2dfb | 16 | /* $Id$ */ |
17 | ||
e3d40058 | 18 | ///////////////////////////////////////////////////////////// |
19 | // | |
20 | // Class for cuts on AOD reconstructed Lc->pKpi | |
21 | // | |
22 | // Author: A.Dainese, andrea.dainese@pd.infn.it | |
23 | ///////////////////////////////////////////////////////////// | |
24 | ||
25 | #include <TDatabasePDG.h> | |
26 | #include <Riostream.h> | |
27 | ||
28 | #include "AliRDHFCutsLctopKpi.h" | |
29 | #include "AliAODRecoDecayHF3Prong.h" | |
7ad4b782 | 30 | #include "AliRDHFCuts.h" |
e3d40058 | 31 | #include "AliAODTrack.h" |
32 | #include "AliESDtrack.h" | |
7ad4b782 | 33 | #include "AliKFParticle.h" |
34 | #include "AliESDVertex.h" | |
e3d40058 | 35 | |
36 | ClassImp(AliRDHFCutsLctopKpi) | |
37 | ||
38 | //-------------------------------------------------------------------------- | |
a9b75906 | 39 | AliRDHFCutsLctopKpi::AliRDHFCutsLctopKpi(const char* name) : |
7ad4b782 | 40 | AliRDHFCuts(name), |
41 | fPidObjprot(0), | |
42 | fPidObjpion(0), | |
43 | fRecoKF(kFALSE) | |
e3d40058 | 44 | { |
45 | // | |
46 | // Default Constructor | |
47 | // | |
a7b533b7 | 48 | Int_t nvars=13; |
e3d40058 | 49 | SetNVars(nvars); |
a7b533b7 | 50 | TString varNames[13]={"inv. mass [GeV]", |
a8b8e864 | 51 | "pTK [GeV/c]", |
a7b533b7 | 52 | "pTP [GeV/c]", |
a8b8e864 | 53 | "d0K [cm] lower limit!", |
e3d40058 | 54 | "d0Pi [cm] lower limit!", |
55 | "dist12 (cm)", | |
56 | "sigmavert (cm)", | |
57 | "dist prim-sec (cm)", | |
58 | "pM=Max{pT1,pT2,pT3} (GeV/c)", | |
59 | "cosThetaPoint", | |
60 | "Sum d0^2 (cm^2)", | |
a7b533b7 | 61 | "dca cut (cm)", |
62 | "cut on pTpion [GeV/c]"}; | |
63 | Bool_t isUpperCut[13]={kTRUE, | |
e3d40058 | 64 | kFALSE, |
65 | kFALSE, | |
66 | kFALSE, | |
67 | kFALSE, | |
68 | kFALSE, | |
69 | kTRUE, | |
70 | kFALSE, | |
71 | kFALSE, | |
72 | kFALSE, | |
73 | kFALSE, | |
a7b533b7 | 74 | kTRUE, |
75 | kFALSE | |
76 | }; | |
e3d40058 | 77 | SetVarNames(nvars,varNames,isUpperCut); |
a7b533b7 | 78 | Bool_t forOpt[13]={kFALSE, |
79 | kTRUE, | |
80 | kTRUE, | |
e3d40058 | 81 | kFALSE, |
82 | kFALSE, | |
83 | kFALSE, | |
84 | kFALSE, | |
85 | kTRUE, | |
a7b533b7 | 86 | kFALSE, |
87 | kFALSE, | |
88 | kFALSE, | |
89 | kFALSE, | |
90 | kTRUE}; | |
91 | SetVarsForOpt(4,forOpt); | |
e3d40058 | 92 | Float_t limits[2]={0,999999999.}; |
93 | SetPtBins(2,limits); | |
94 | } | |
95 | //-------------------------------------------------------------------------- | |
96 | AliRDHFCutsLctopKpi::AliRDHFCutsLctopKpi(const AliRDHFCutsLctopKpi &source) : | |
7ad4b782 | 97 | AliRDHFCuts(source), |
98 | fPidObjprot(0), | |
99 | fPidObjpion(0), | |
100 | fRecoKF(kFALSE) | |
e3d40058 | 101 | { |
102 | // | |
103 | // Copy constructor | |
104 | // | |
7ad4b782 | 105 | if(source.fPidObjprot) SetPidprot(source.fPidObjprot); |
106 | if(source.fPidObjpion) SetPidpion(source.fPidObjpion); | |
e3d40058 | 107 | } |
108 | //-------------------------------------------------------------------------- | |
109 | AliRDHFCutsLctopKpi &AliRDHFCutsLctopKpi::operator=(const AliRDHFCutsLctopKpi &source) | |
110 | { | |
111 | // | |
112 | // assignment operator | |
113 | // | |
114 | if(&source == this) return *this; | |
115 | ||
116 | AliRDHFCuts::operator=(source); | |
7ad4b782 | 117 | SetPidprot(source.GetPidprot()); |
118 | SetPidpion(source.GetPidpion()); | |
e3d40058 | 119 | |
120 | return *this; | |
121 | } | |
7ad4b782 | 122 | //--------------------------------------------------------------------------- |
123 | AliRDHFCutsLctopKpi::~AliRDHFCutsLctopKpi() { | |
124 | // | |
125 | // // Default Destructor | |
126 | // | |
127 | if(fPidObjpion){ | |
128 | delete fPidObjpion; | |
129 | fPidObjpion=0; | |
130 | } | |
131 | if(fPidObjprot){ | |
132 | delete fPidObjprot; | |
133 | fPidObjprot=0; | |
134 | } | |
e3d40058 | 135 | |
7ad4b782 | 136 | } |
e3d40058 | 137 | |
138 | //--------------------------------------------------------------------------- | |
139 | void AliRDHFCutsLctopKpi::GetCutVarsForOpt(AliAODRecoDecayHF *d,Float_t *vars,Int_t nvars,Int_t *pdgdaughters) { | |
140 | // | |
141 | // Fills in vars the values of the variables | |
142 | // | |
143 | ||
144 | if(nvars!=fnVarsForOpt) { | |
145 | printf("AliRDHFCutsLctopKpi::GetCutsVarsForOpt: wrong number of variables\n"); | |
146 | return; | |
147 | } | |
148 | ||
149 | AliAODRecoDecayHF3Prong *dd = (AliAODRecoDecayHF3Prong*)d; | |
150 | ||
151 | Int_t iter=-1; | |
152 | if(fVarsForOpt[0]){ | |
153 | iter++; | |
154 | vars[iter]=dd->InvMassLcpKpi(); | |
155 | } | |
156 | if(fVarsForOpt[1]){ | |
157 | iter++; | |
158 | for(Int_t iprong=0;iprong<3;iprong++){ | |
a7b533b7 | 159 | if(TMath::Abs(pdgdaughters[iprong])==321) { |
e3d40058 | 160 | vars[iter]=dd->PtProng(iprong); |
161 | } | |
162 | } | |
163 | } | |
164 | if(fVarsForOpt[2]){ | |
165 | iter++; | |
166 | for(Int_t iprong=0;iprong<3;iprong++){ | |
a7b533b7 | 167 | if(TMath::Abs(pdgdaughters[iprong])==2212) { |
e3d40058 | 168 | vars[iter]=dd->PtProng(iprong); |
169 | } | |
170 | } | |
171 | } | |
172 | if(fVarsForOpt[3]){ | |
173 | iter++; | |
174 | for(Int_t iprong=0;iprong<3;iprong++){ | |
175 | if(TMath::Abs(pdgdaughters[iprong])==2212) { | |
176 | vars[iter]=dd->Getd0Prong(iprong); | |
177 | } | |
178 | } | |
179 | } | |
180 | if(fVarsForOpt[4]){ | |
181 | iter++; | |
182 | for(Int_t iprong=0;iprong<3;iprong++){ | |
183 | if(TMath::Abs(pdgdaughters[iprong])==211) { | |
184 | vars[iter]=dd->Getd0Prong(iprong); | |
185 | } | |
186 | } | |
187 | } | |
188 | if(fVarsForOpt[5]){ | |
189 | iter++; | |
190 | vars[iter]=dd->GetDist12toPrim(); | |
191 | } | |
192 | if(fVarsForOpt[6]){ | |
193 | iter++; | |
194 | vars[iter]=dd->GetSigmaVert(); | |
195 | } | |
196 | if(fVarsForOpt[7]){ | |
197 | iter++; | |
198 | vars[iter] = dd->DecayLength(); | |
199 | } | |
200 | if(fVarsForOpt[8]){ | |
201 | iter++; | |
202 | Float_t ptmax=0; | |
203 | for(Int_t i=0;i<3;i++){ | |
204 | if(dd->PtProng(i)>ptmax)ptmax=dd->PtProng(i); | |
205 | } | |
206 | vars[iter]=ptmax; | |
207 | } | |
208 | if(fVarsForOpt[9]){ | |
209 | iter++; | |
210 | vars[iter]=dd->CosPointingAngle(); | |
211 | } | |
212 | if(fVarsForOpt[10]){ | |
213 | iter++; | |
214 | vars[iter]=dd->Getd0Prong(0)*dd->Getd0Prong(0)+dd->Getd0Prong(1)*dd->Getd0Prong(1)+dd->Getd0Prong(2)*dd->Getd0Prong(2); | |
215 | } | |
216 | if(fVarsForOpt[11]){ | |
217 | iter++; | |
218 | vars[iter]=dd->GetDCA(); | |
219 | } | |
a7b533b7 | 220 | if(fVarsForOpt[12]){ |
221 | iter++; | |
222 | for(Int_t iprong=0;iprong<3;iprong++){ | |
223 | if(TMath::Abs(pdgdaughters[iprong])==211) { | |
224 | vars[iter]=dd->PtProng(iprong); | |
225 | } | |
226 | } | |
227 | } | |
e3d40058 | 228 | |
229 | return; | |
230 | } | |
231 | //--------------------------------------------------------------------------- | |
7ad4b782 | 232 | Int_t AliRDHFCutsLctopKpi::IsSelected(TObject* obj,Int_t selectionLevel,AliAODEvent *aod) { |
e3d40058 | 233 | // |
234 | // Apply selection | |
235 | // | |
236 | ||
237 | if(!fCutsRD){ | |
238 | cout<<"Cut matrice not inizialized. Exit..."<<endl; | |
239 | return 0; | |
240 | } | |
241 | //PrintAll(); | |
242 | AliAODRecoDecayHF3Prong* d=(AliAODRecoDecayHF3Prong*)obj; | |
243 | ||
244 | if(!d){ | |
245 | cout<<"AliAODRecoDecayHF3Prong null"<<endl; | |
246 | return 0; | |
247 | } | |
248 | ||
249 | ||
5e938293 | 250 | if(fKeepSignalMC) if(IsSignalMC(d,aod,4122)) return 3; |
e3d40058 | 251 | |
228974b3 | 252 | Int_t returnvalue=3; |
7ad4b782 | 253 | Int_t returnvaluePID=3; |
254 | ||
47aa3d55 | 255 | if(d->Pt()<fMinPtCand) return 0; |
256 | if(d->Pt()>fMaxPtCand) return 0; | |
e3d40058 | 257 | |
258 | // selection on candidate | |
259 | if(selectionLevel==AliRDHFCuts::kAll || | |
260 | selectionLevel==AliRDHFCuts::kCandidate) { | |
261 | ||
262 | Double_t pt=d->Pt(); | |
263 | ||
264 | Int_t ptbin=PtBin(pt); | |
265 | ||
266 | Double_t mLcpKpi,mLcpiKp; | |
267 | Int_t okLcpKpi=1,okLcpiKp=1; | |
268 | ||
269 | Double_t mLcPDG = TDatabasePDG::Instance()->GetParticle(4122)->Mass(); | |
270 | ||
271 | mLcpKpi=d->InvMassLcpKpi(); | |
272 | mLcpiKp=d->InvMassLcpiKp(); | |
273 | ||
274 | if(TMath::Abs(mLcpKpi-mLcPDG)>fCutsRD[GetGlobalIndex(0,ptbin)]) okLcpKpi = 0; | |
275 | if(TMath::Abs(mLcpiKp-mLcPDG)>fCutsRD[GetGlobalIndex(0,ptbin)]) okLcpiKp = 0; | |
276 | if(!okLcpKpi && !okLcpiKp) return 0; | |
277 | ||
278 | if(TMath::Abs(d->PtProng(1)) < fCutsRD[GetGlobalIndex(1,ptbin)] || TMath::Abs(d->Getd0Prong(1))<fCutsRD[GetGlobalIndex(3,ptbin)]) return 0;//Kaon | |
a7b533b7 | 279 | if((TMath::Abs(d->PtProng(0)) < fCutsRD[GetGlobalIndex(2,ptbin)]) || (TMath::Abs(d->PtProng(2)) < fCutsRD[GetGlobalIndex(12,ptbin)])) okLcpKpi=0; |
280 | if((TMath::Abs(d->PtProng(2)) < fCutsRD[GetGlobalIndex(2,ptbin)]) || (TMath::Abs(d->PtProng(0)) < fCutsRD[GetGlobalIndex(12,ptbin)]))okLcpiKp=0; | |
7ad4b782 | 281 | if(!okLcpKpi && !okLcpiKp) return 0; |
e3d40058 | 282 | |
283 | ||
7ad4b782 | 284 | if(fRecoKF){ |
285 | Int_t valueTmp=3; | |
286 | if(okLcpKpi) returnvalue=1; //cuts passed as Lc->pKpi | |
287 | if(okLcpiKp) returnvalue=2; //cuts passed as Lc->piKp | |
288 | if(okLcpKpi && okLcpiKp) returnvalue=3; //cuts passed as both pKpi and piKp | |
289 | ||
290 | Int_t valueTotTmp=CombinePIDCuts(valueTmp,returnvaluePID); | |
291 | Int_t pdgs[3]={2212,321,211}; | |
292 | if(valueTotTmp>=2) { | |
293 | pdgs[0]=211; | |
294 | pdgs[2]=2212; | |
295 | } | |
296 | if(!d->GetOwnPrimaryVtx()){ | |
297 | AliAODVertex *vtx1 = (AliAODVertex*)aod->GetPrimaryVertex(); | |
298 | d->SetOwnPrimaryVtx(vtx1); | |
299 | } | |
300 | Double_t field=aod->GetMagneticField(); | |
301 | ReconstructKF(d,pdgs,field); | |
302 | } | |
e3d40058 | 303 | //2track cuts |
304 | if(d->GetDist12toPrim()<fCutsRD[GetGlobalIndex(5,ptbin)]|| d->GetDist23toPrim()<fCutsRD[GetGlobalIndex(5,ptbin)]) return 0; | |
228974b3 | 305 | if(d->GetDist12toPrim()>1.) return 0; |
306 | if(d->GetDist23toPrim()>1.) return 0; | |
e3d40058 | 307 | if(d->Getd0Prong(0)*d->Getd0Prong(1)<0. && d->Getd0Prong(2)*d->Getd0Prong(1)<0.) return 0; |
308 | ||
309 | //sec vert | |
310 | if(d->GetSigmaVert()>fCutsRD[GetGlobalIndex(6,ptbin)]) return 0; | |
311 | ||
312 | if(d->DecayLength()<fCutsRD[GetGlobalIndex(7,ptbin)]) return 0; | |
228974b3 | 313 | if(d->DecayLength()>0.5) return 0; |
e3d40058 | 314 | |
315 | if(TMath::Abs(d->PtProng(0))<fCutsRD[GetGlobalIndex(8,ptbin)] && TMath::Abs(d->PtProng(1))<fCutsRD[GetGlobalIndex(8,ptbin)] && TMath::Abs(d->PtProng(2))<fCutsRD[GetGlobalIndex(8,ptbin)]) return 0; | |
316 | if(d->CosPointingAngle()< fCutsRD[GetGlobalIndex(9,ptbin)]) return 0; | |
317 | Double_t sum2=d->Getd0Prong(0)*d->Getd0Prong(0)+d->Getd0Prong(1)*d->Getd0Prong(1)+d->Getd0Prong(2)*d->Getd0Prong(2); | |
318 | if(sum2<fCutsRD[GetGlobalIndex(10,ptbin)]) return 0; | |
319 | ||
320 | //DCA | |
321 | for(Int_t i=0;i<3;i++) if(d->GetDCA(i)>fCutsRD[GetGlobalIndex(11,ptbin)]) return 0; | |
322 | ||
323 | ||
324 | if(okLcpKpi) returnvalue=1; //cuts passed as Lc->pKpi | |
325 | if(okLcpiKp) returnvalue=2; //cuts passed as Lc->piKp | |
326 | if(okLcpKpi && okLcpiKp) returnvalue=3; //cuts passed as both pKpi and piKp | |
dcc2ade0 | 327 | |
dcc2ade0 | 328 | } |
329 | ||
1a141544 | 330 | if(selectionLevel==AliRDHFCuts::kAll || |
331 | selectionLevel==AliRDHFCuts::kCandidate|| | |
332 | selectionLevel==AliRDHFCuts::kPID) { | |
333 | returnvaluePID = IsSelectedPID(d); | |
334 | fIsSelectedPID=returnvaluePID; | |
335 | } | |
11690a06 | 336 | // if(fUsePID || selectionLevel==AliRDHFCuts::kPID) returnvaluePID = IsSelectedCombinedPID(d); // to test!! |
dcc2ade0 | 337 | if(returnvaluePID==0) return 0; |
338 | ||
339 | // selection on daughter tracks | |
340 | if(selectionLevel==AliRDHFCuts::kAll || | |
341 | selectionLevel==AliRDHFCuts::kTracks) { | |
342 | if(!AreDaughtersSelected(d)) return 0; | |
e3d40058 | 343 | } |
dcc2ade0 | 344 | |
345 | ||
7ad4b782 | 346 | Int_t returnvalueTot=CombinePIDCuts(returnvalue,returnvaluePID); |
347 | return returnvalueTot; | |
e3d40058 | 348 | } |
349 | //--------------------------------------------------------------------------- | |
7ad4b782 | 350 | Int_t AliRDHFCutsLctopKpi::IsSelectedPID(AliAODRecoDecayHF* obj) { |
351 | ||
352 | ||
1a141544 | 353 | if(!fUsePID || !obj) return 3; |
7ad4b782 | 354 | Int_t okLcpKpi=0,okLcpiKp=0; |
355 | Int_t returnvalue=0; | |
356 | Bool_t isPeriodd=fPidHF->GetOnePad(); | |
a7b533b7 | 357 | Bool_t isMC=fPidHF->GetMC(); |
7ad4b782 | 358 | Bool_t ispion0=kTRUE,ispion2=kTRUE; |
359 | Bool_t isproton0=kFALSE,isproton2=kFALSE; | |
360 | Bool_t iskaon1=kFALSE; | |
a7b533b7 | 361 | if(isPeriodd) { |
362 | fPidObjprot->SetOnePad(kTRUE); | |
363 | fPidObjpion->SetOnePad(kTRUE); | |
364 | } | |
365 | if(isMC) { | |
366 | fPidObjprot->SetMC(kTRUE); | |
367 | fPidObjpion->SetMC(kTRUE); | |
368 | } | |
7ad4b782 | 369 | |
370 | for(Int_t i=0;i<3;i++){ | |
371 | AliAODTrack *track=(AliAODTrack*)obj->GetDaughter(i); | |
372 | if(!track) return 0; | |
373 | // identify kaon | |
374 | if(i==1) { | |
375 | Int_t isKaon=fPidHF->MakeRawPid(track,3); | |
376 | if(isKaon>=1) { | |
377 | iskaon1=kTRUE; | |
378 | if(fPidHF->MakeRawPid(track,2)>=1) iskaon1=kFALSE; | |
379 | } | |
47aa3d55 | 380 | if(!iskaon1) return 0; |
7ad4b782 | 381 | |
382 | }else{ | |
383 | //pion or proton | |
384 | ||
385 | Int_t isProton=fPidObjprot->MakeRawPid(track,4); | |
386 | if(isProton>=1){ | |
387 | if(fPidHF->MakeRawPid(track,2)>=1) isProton=-1; | |
388 | if(fPidHF->MakeRawPid(track,3)>=1) isProton=-1; | |
389 | } | |
390 | ||
391 | Int_t isPion=fPidObjpion->MakeRawPid(track,2); | |
392 | if(fPidHF->MakeRawPid(track,3)>=1) isPion=-1; | |
393 | if(fPidObjprot->MakeRawPid(track,4)>=1) isPion=-1; | |
394 | ||
395 | ||
396 | if(i==0) { | |
397 | if(isPion<0) ispion0=kFALSE; | |
398 | if(isProton>=1) isproton0=kTRUE; | |
399 | ||
400 | } | |
47aa3d55 | 401 | if(!ispion0 && !isproton0) return 0; |
7ad4b782 | 402 | if(i==2) { |
403 | if(isPion<0) ispion2=kFALSE; | |
404 | if(isProton>=1) isproton2=kTRUE; | |
405 | } | |
406 | ||
407 | } | |
408 | } | |
409 | ||
410 | if(ispion2 && isproton0 && iskaon1) okLcpKpi=1; | |
411 | if(ispion0 && isproton2 && iskaon1) okLcpiKp=1; | |
412 | if(okLcpKpi) returnvalue=1; //cuts passed as Lc->pKpi | |
413 | if(okLcpiKp) returnvalue=2; //cuts passed as Lc->piKp | |
414 | if(okLcpKpi && okLcpiKp) returnvalue=3; //cuts passed as both pKpi and piKp | |
415 | ||
416 | return returnvalue; | |
417 | } | |
11690a06 | 418 | //--------------------------------------------------------------------------- |
419 | Int_t AliRDHFCutsLctopKpi::IsSelectedCombinedPID(AliAODRecoDecayHF* obj) { | |
420 | ||
421 | // Printf(" -------- IsSelectedCombinedPID --------------"); | |
422 | ||
423 | if(!obj) {return 3;} | |
424 | Int_t okLcpKpi=0,okLcpiKp=0; | |
425 | Int_t returnvalue=0; | |
426 | Bool_t isPeriodd=fPidHF->GetOnePad(); | |
427 | Bool_t isMC=fPidHF->GetMC(); | |
428 | Bool_t isKaon = kFALSE; | |
429 | Bool_t isPion = kFALSE; | |
430 | Bool_t isProton = kFALSE; | |
431 | ||
432 | if(isPeriodd) { | |
433 | fPidObjprot->SetOnePad(kTRUE); | |
434 | fPidObjpion->SetOnePad(kTRUE); | |
435 | } | |
436 | if(isMC) { | |
437 | fPidObjprot->SetMC(kTRUE); | |
438 | fPidObjpion->SetMC(kTRUE); | |
439 | } | |
440 | ||
441 | Double_t probComb[AliPID::kSPECIES]={0.}; // array to store the info for the combined ITS|TPC|TOF probabilities | |
442 | fPidHF->GetPidCombined()->SetDetectorMask(AliPIDResponse::kDetITS|AliPIDResponse::kDetTOF|AliPIDResponse::kDetTPC); // the mask could become a member of the cut object | |
443 | ||
444 | for(Int_t i=0;i<3;i++){ | |
445 | AliAODTrack *track=(AliAODTrack*)obj->GetDaughter(i); | |
446 | if(!track) return 0; | |
447 | // identify kaon | |
2fd6ad5e | 448 | /*UInt_t detUsed =*/ fPidHF->GetPidCombined()->ComputeProbabilities(track, fPidHF->GetPidResponse(), probComb); // for the moment we don't check detUsed... |
11690a06 | 449 | // Printf("[%d] %x %f %f %f %f %f",i,detUsed,probComb[0],probComb[1],probComb[2],probComb[3],probComb[4]); |
450 | if(i==1) { | |
451 | if(TMath::MaxElement(AliPID::kSPECIES,probComb) == probComb[3]) { // the probability to be a Kaon is the highest | |
452 | isKaon=kTRUE; | |
453 | // if ( probComb[3] > 0.8 ) isKaon=kTRUE; | |
454 | // else return 0; | |
455 | } | |
456 | else return 0; // prong at position 1 is not a Kaon, returning 0 | |
457 | } | |
458 | else { | |
459 | //pion or proton | |
460 | ||
461 | if(TMath::MaxElement(AliPID::kSPECIES,probComb) == probComb[4]) { // the probability to be a proton is the highest | |
462 | isProton=kTRUE; | |
463 | if (isPion) okLcpiKp = 1; // the pion was already identified, so here we must be at i == 2 --> Lc --> pi K p (K already found) | |
464 | } | |
465 | if(TMath::MaxElement(AliPID::kSPECIES,probComb) == probComb[2]) { // the probability to be a pion is the highest | |
466 | isPion=kTRUE; | |
467 | if (isProton) okLcpKpi = 1; // the proton was already identified, so here we must be at i == 2 --> Lc --> p K pi (K already found) | |
468 | } | |
469 | ||
470 | } | |
471 | } | |
472 | ||
473 | if(okLcpKpi) returnvalue=1; //cuts passed as Lc->pKpi | |
474 | if(okLcpiKp) returnvalue=2; //cuts passed as Lc->piKp | |
475 | if(okLcpKpi && okLcpiKp) returnvalue=3; //cuts passed as both pKpi and piKp | |
476 | ||
477 | return returnvalue; | |
478 | } | |
7ad4b782 | 479 | //----------------------- |
480 | Int_t AliRDHFCutsLctopKpi::CombinePIDCuts(Int_t returnvalue, Int_t returnvaluePID) const { | |
481 | ||
482 | Int_t returnvalueTot=0; | |
483 | Int_t okLcpKpi=0,okLcpiKp=0; | |
484 | if(returnvaluePID==1){ | |
485 | if(returnvalue==1 || returnvalue==3) okLcpKpi=1; | |
486 | } | |
487 | if(returnvaluePID==2){ | |
488 | if(returnvalue>=2) okLcpiKp=1; | |
489 | } | |
490 | if(returnvaluePID==3 && returnvalue>0){ | |
491 | if(returnvalue==1 || returnvalue==3) okLcpKpi=1; | |
492 | if(returnvalue>=2) okLcpiKp=1; | |
493 | } | |
494 | ||
495 | if(okLcpKpi) returnvalueTot=1; //cuts passed as Lc->pKpi | |
496 | if(okLcpiKp) returnvalueTot=2; //cuts passed as Lc->piKp | |
497 | if(okLcpKpi && okLcpiKp) returnvalueTot=3; //cuts passed as both pKpi and piKp | |
498 | return returnvalueTot; | |
499 | } | |
500 | //---------------------------------- | |
501 | void AliRDHFCutsLctopKpi::SetStandardCutsPP2010() { | |
502 | ||
503 | SetName("LctopKpiProdCuts"); | |
504 | SetTitle("Production cuts for Lc analysis"); | |
505 | ||
506 | AliESDtrackCuts *esdTrackCuts = new AliESDtrackCuts("AliESDtrackCuts","default"); | |
507 | esdTrackCuts->SetRequireSigmaToVertex(kFALSE); | |
508 | esdTrackCuts->SetRequireTPCRefit(kTRUE); | |
509 | esdTrackCuts->SetMinNClustersTPC(70); | |
510 | esdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD, | |
511 | AliESDtrackCuts::kAny); | |
512 | esdTrackCuts->SetRequireITSRefit(kTRUE); | |
513 | esdTrackCuts->SetMinNClustersITS(4); | |
514 | esdTrackCuts->SetMinDCAToVertexXY(0.); | |
515 | esdTrackCuts->SetEtaRange(-0.8,0.8); | |
516 | esdTrackCuts->SetPtRange(0.3,1.e10); | |
517 | AddTrackCuts(esdTrackCuts); | |
518 | ||
519 | const Int_t nptbins=4; | |
a7b533b7 | 520 | const Int_t nvars=13; |
7ad4b782 | 521 | Float_t* ptbins; |
522 | ptbins=new Float_t[nptbins+1]; | |
523 | ||
524 | ptbins[0]=0.; | |
525 | ptbins[1]=2.; | |
526 | ptbins[2]=3.; | |
527 | ptbins[3]=4.; | |
528 | ptbins[4]=9999.; | |
529 | ||
530 | SetGlobalIndex(nvars,nptbins); | |
531 | SetPtBins(nptbins+1,ptbins); | |
532 | ||
533 | Float_t** prodcutsval; | |
534 | prodcutsval=new Float_t*[nvars]; | |
535 | for(Int_t iv=0;iv<nvars;iv++){ | |
536 | prodcutsval[iv]=new Float_t[nptbins]; | |
537 | } | |
e11ae259 | 538 | |
7ad4b782 | 539 | for(Int_t ipt=0;ipt<nptbins;ipt++){ |
540 | prodcutsval[0][ipt]=0.18; | |
541 | prodcutsval[1][ipt]=0.4; | |
542 | prodcutsval[2][ipt]=0.5; | |
543 | prodcutsval[3][ipt]=0.; | |
544 | prodcutsval[4][ipt]=0.; | |
545 | prodcutsval[5][ipt]=0.01; | |
546 | prodcutsval[6][ipt]=0.06; | |
547 | prodcutsval[7][ipt]=0.005; | |
548 | prodcutsval[8][ipt]=0.; | |
549 | prodcutsval[9][ipt]=0.; | |
550 | prodcutsval[10][ipt]=0.; | |
551 | prodcutsval[11][ipt]=0.05; | |
a7b533b7 | 552 | prodcutsval[12][ipt]=0.4; |
7ad4b782 | 553 | } |
554 | SetCuts(nvars,nptbins,prodcutsval); | |
555 | ||
556 | AliAODPidHF* pidObjK=new AliAODPidHF(); | |
557 | Double_t sigmasK[5]={3.,1.,1.,3.,2.}; | |
558 | pidObjK->SetSigma(sigmasK); | |
559 | pidObjK->SetAsym(kTRUE); | |
560 | pidObjK->SetMatch(1); | |
561 | pidObjK->SetTPC(kTRUE); | |
562 | pidObjK->SetTOF(kTRUE); | |
563 | pidObjK->SetITS(kTRUE); | |
564 | Double_t plimK[2]={0.5,0.8}; | |
565 | pidObjK->SetPLimit(plimK,2); | |
a7b533b7 | 566 | pidObjK->SetTOFdecide(kTRUE); |
7ad4b782 | 567 | |
568 | SetPidHF(pidObjK); | |
569 | ||
570 | AliAODPidHF* pidObjpi=new AliAODPidHF(); | |
571 | pidObjpi->SetTPC(kTRUE); | |
572 | Double_t sigmaspi[5]={3.,0.,0.,0.,0.}; | |
573 | pidObjpi->SetSigma(sigmaspi); | |
a7b533b7 | 574 | pidObjpi->SetTOFdecide(kTRUE); |
7ad4b782 | 575 | SetPidpion(pidObjpi); |
576 | ||
577 | AliAODPidHF* pidObjp=new AliAODPidHF(); | |
578 | Double_t sigmasp[5]={3.,1.,1.,3.,2.}; | |
579 | pidObjp->SetSigma(sigmasp); | |
580 | pidObjp->SetAsym(kTRUE); | |
581 | pidObjp->SetMatch(1); | |
582 | pidObjp->SetTPC(kTRUE); | |
583 | pidObjp->SetTOF(kTRUE); | |
584 | pidObjp->SetITS(kTRUE); | |
585 | Double_t plimp[2]={1.,2.}; | |
586 | pidObjp->SetPLimit(plimp,2); | |
a7b533b7 | 587 | pidObjp->SetTOFdecide(kTRUE); |
7ad4b782 | 588 | |
589 | SetPidprot(pidObjp); | |
590 | ||
591 | SetUsePID(kTRUE); | |
592 | ||
593 | PrintAll(); | |
594 | ||
e11ae259 | 595 | for(Int_t iiv=0;iiv<nvars;iiv++){ |
596 | delete [] prodcutsval[iiv]; | |
597 | } | |
598 | delete [] prodcutsval; | |
599 | prodcutsval=NULL; | |
600 | delete [] ptbins; | |
601 | ptbins=NULL; | |
602 | ||
603 | delete pidObjp; | |
604 | pidObjp=NULL; | |
605 | ||
7ad4b782 | 606 | return; |
607 | } | |
a8b8e864 | 608 | //------------------ |
609 | void AliRDHFCutsLctopKpi::SetStandardCutsPbPb2010() { | |
610 | ||
611 | SetName("LctopKpiProdCuts"); | |
612 | SetTitle("Production cuts for Lc analysis"); | |
613 | ||
614 | AliESDtrackCuts *esdTrackCuts = new AliESDtrackCuts("AliESDtrackCuts","default"); | |
615 | ||
616 | esdTrackCuts->SetRequireTPCRefit(kTRUE); | |
617 | esdTrackCuts->SetMinNClustersTPC(70); | |
618 | esdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD, | |
619 | AliESDtrackCuts::kAny); | |
620 | esdTrackCuts->SetRequireITSRefit(kTRUE); | |
621 | esdTrackCuts->SetMinNClustersITS(4); | |
622 | esdTrackCuts->SetMinDCAToVertexXYPtDep("0.0100*TMath::Max(0.,(1-TMath::Floor(TMath::Abs(pt)/2.)))"); | |
623 | esdTrackCuts->SetEtaRange(-0.8,0.8); | |
624 | esdTrackCuts->SetMaxDCAToVertexXY(1.); | |
625 | esdTrackCuts->SetMaxDCAToVertexZ(1.); | |
626 | esdTrackCuts->SetPtRange(0.8,1.e10); | |
627 | AddTrackCuts(esdTrackCuts); | |
628 | ||
629 | const Int_t nptbins=4; | |
a7b533b7 | 630 | const Int_t nvars=13; |
a8b8e864 | 631 | Float_t* ptbins; |
632 | ptbins=new Float_t[nptbins+1]; | |
633 | ||
634 | ptbins[0]=0.; | |
635 | ptbins[1]=2.; | |
636 | ptbins[2]=3.; | |
637 | ptbins[3]=4.; | |
638 | ptbins[4]=9999.; | |
639 | ||
640 | SetGlobalIndex(nvars,nptbins); | |
641 | SetPtBins(nptbins+1,ptbins); | |
642 | ||
643 | Float_t** prodcutsval; | |
644 | prodcutsval=new Float_t*[nvars]; | |
645 | for(Int_t iv=0;iv<nvars;iv++){ | |
646 | prodcutsval[iv]=new Float_t[nptbins]; | |
647 | } | |
648 | ||
649 | for(Int_t ipt=0;ipt<nptbins;ipt++){ | |
650 | prodcutsval[0][ipt]=0.13; | |
651 | prodcutsval[1][ipt]=0.5; | |
652 | prodcutsval[2][ipt]=0.6; | |
653 | prodcutsval[3][ipt]=0.; | |
654 | prodcutsval[4][ipt]=0.; | |
655 | prodcutsval[5][ipt]=0.01; | |
656 | prodcutsval[6][ipt]=0.04; | |
657 | prodcutsval[7][ipt]=0.006; | |
658 | prodcutsval[8][ipt]=0.8; | |
659 | prodcutsval[9][ipt]=0.3; | |
660 | prodcutsval[10][ipt]=0.; | |
661 | prodcutsval[11][ipt]=0.05; | |
a7b533b7 | 662 | prodcutsval[12][ipt]=0.4; |
a8b8e864 | 663 | } |
664 | SetCuts(nvars,nptbins,prodcutsval); | |
665 | ||
666 | AliAODPidHF* pidObjK=new AliAODPidHF(); | |
667 | Double_t sigmasK[5]={3.,1.,1.,3.,2.}; | |
668 | pidObjK->SetSigma(sigmasK); | |
669 | pidObjK->SetAsym(kTRUE); | |
670 | pidObjK->SetMatch(1); | |
671 | pidObjK->SetTPC(kTRUE); | |
672 | pidObjK->SetTOF(kTRUE); | |
673 | pidObjK->SetITS(kTRUE); | |
674 | Double_t plimK[2]={0.5,0.8}; | |
675 | pidObjK->SetPLimit(plimK,2); | |
676 | ||
677 | SetPidHF(pidObjK); | |
678 | ||
679 | AliAODPidHF* pidObjpi=new AliAODPidHF(); | |
680 | pidObjpi->SetTPC(kTRUE); | |
681 | Double_t sigmaspi[5]={3.,0.,0.,0.,0.}; | |
682 | pidObjpi->SetSigma(sigmaspi); | |
683 | SetPidpion(pidObjpi); | |
7ad4b782 | 684 | |
a8b8e864 | 685 | AliAODPidHF* pidObjp=new AliAODPidHF(); |
686 | Double_t sigmasp[5]={3.,1.,1.,3.,2.}; | |
687 | pidObjp->SetSigma(sigmasp); | |
688 | pidObjp->SetAsym(kTRUE); | |
689 | pidObjp->SetMatch(1); | |
690 | pidObjp->SetTPC(kTRUE); | |
691 | pidObjp->SetTOF(kTRUE); | |
692 | pidObjp->SetITS(kTRUE); | |
693 | Double_t plimp[2]={1.,2.}; | |
694 | pidObjp->SetPLimit(plimp,2); | |
695 | ||
696 | SetPidprot(pidObjp); | |
697 | ||
698 | SetUsePID(kTRUE); | |
699 | ||
700 | PrintAll(); | |
701 | ||
702 | for(Int_t iiv=0;iiv<nvars;iiv++){ | |
703 | delete [] prodcutsval[iiv]; | |
704 | } | |
705 | delete [] prodcutsval; | |
706 | prodcutsval=NULL; | |
707 | delete [] ptbins; | |
708 | ptbins=NULL; | |
709 | ||
710 | delete pidObjp; | |
711 | pidObjp=NULL; | |
712 | ||
713 | return; | |
714 | } | |
7ad4b782 | 715 | //------------------ |
716 | Bool_t AliRDHFCutsLctopKpi::ReconstructKF(AliAODRecoDecayHF3Prong *d,Int_t *pdgs,Double_t field) const{ | |
717 | ||
718 | Int_t nprongs=d->GetNProngs(); | |
719 | Int_t iprongs[nprongs]; | |
720 | for(Int_t i=0;i<nprongs;i++) iprongs[i]=i; | |
721 | ||
722 | Double_t mass[2]={0.,0.}; | |
723 | ||
724 | AliKFParticle *decay=d->ApplyVertexingKF(iprongs,nprongs,pdgs,kTRUE,field,mass); | |
725 | if(!decay) return kTRUE; | |
726 | AliESDVertex *vertexESD = new AliESDVertex(decay->Parameters(), | |
727 | decay->CovarianceMatrix(), | |
728 | decay->GetChi2(), | |
729 | nprongs); | |
730 | Double_t pos[3],cov[6],chi2perNDF; | |
731 | vertexESD->GetXYZ(pos); | |
732 | vertexESD->GetCovMatrix(cov); | |
733 | chi2perNDF = vertexESD->GetChi2toNDF(); | |
734 | delete vertexESD; vertexESD=NULL; | |
735 | AliAODVertex *vertexAOD = new AliAODVertex(pos,cov,chi2perNDF,0x0,-1,AliAODVertex::kUndef,nprongs); | |
736 | d->SetSecondaryVtx(vertexAOD); | |
737 | return kTRUE; | |
738 | } | |
a8b8e864 | 739 |