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4755453e | 1 | /**************************************************************************\r |
2 | * Copyright(c) 1998-2010, ALICE Experiment at CERN, All rights reserved. *\r | |
3 | * *\r | |
4 | * Author: The ALICE Off-line Project. *\r | |
5 | * Contributors are mentioned in the code where appropriate. *\r | |
6 | * *\r | |
7 | * Permission to use, copy, modify and distribute this software and its *\r | |
8 | * documentation strictly for non-commercial purposes is hereby granted *\r | |
9 | * without fee, provided that the above copyright notice appears in all *\r | |
10 | * copies and that both the copyright notice and this permission notice *\r | |
11 | * appear in the supporting documentation. The authors make no claims *\r | |
12 | * about the suitability of this software for any purpose. It is *\r | |
13 | * provided "as is" without express or implied warranty. *\r | |
14 | **************************************************************************/\r | |
15 | \r | |
16 | /////////////////////////////////////////////////////////////\r | |
17 | //\r | |
18 | // Class for cuts on AOD reconstructed D0->Kpipipi\r | |
19 | //\r | |
601736df | 20 | // Author: r.romita@gsi.de, andrea.dainese@pd.infn.it, |
21 | // fabio.colamaria@ba.infn.it\r | |
4755453e | 22 | /////////////////////////////////////////////////////////////\r |
23 | \r | |
24 | #include <TDatabasePDG.h>\r | |
25 | #include <Riostream.h>\r | |
26 | \r | |
27 | #include "AliRDHFCutsD0toKpipipi.h"\r | |
28 | #include "AliAODRecoDecayHF4Prong.h"\r | |
29 | #include "AliAODTrack.h"\r | |
30 | #include "AliESDtrack.h"\r | |
601736df | 31 | #include "AliAODPidHF.h" |
4755453e | 32 | \r |
33 | ClassImp(AliRDHFCutsD0toKpipipi)\r | |
34 | \r | |
35 | //--------------------------------------------------------------------------\r | |
a9b75906 | 36 | AliRDHFCutsD0toKpipipi::AliRDHFCutsD0toKpipipi(const char* name) : \r |
37 | AliRDHFCuts(name)\r | |
4755453e | 38 | {\r |
39 | //\r | |
40 | // Default Constructor\r | |
41 | //\r | |
42 | Int_t nvars=9;\r | |
43 | SetNVars(nvars);\r | |
44 | TString varNames[9]={"inv. mass [GeV]", \r | |
45 | "dca [cm]",\r | |
46 | "Dist 2-trk Vtx to PrimVtx [cm]",\r | |
47 | "Dist 3-trk Vtx to PrimVtx [cm]",\r | |
48 | "Dist 4-trk Vtx to PrimVtx [cm]",\r | |
49 | "cosThetaPoint",\r | |
50 | "pt [GeV/c]",\r | |
51 | "rho mass [GeV]",\r | |
52 | "PID cut"};\r | |
53 | Bool_t isUpperCut[9]={kTRUE,\r | |
54 | kTRUE,\r | |
55 | kFALSE,\r | |
56 | kFALSE,\r | |
57 | kFALSE,\r | |
58 | kFALSE,\r | |
59 | kFALSE,\r | |
60 | kTRUE,\r | |
61 | kFALSE};\r | |
62 | SetVarNames(nvars,varNames,isUpperCut);\r | |
63 | Bool_t forOpt[9]={kFALSE,\r | |
64 | kTRUE,\r | |
65 | kTRUE,\r | |
66 | kTRUE,\r | |
67 | kTRUE,\r | |
68 | kTRUE,\r | |
69 | kFALSE,\r | |
70 | kFALSE,\r | |
71 | kFALSE};\r | |
72 | SetVarsForOpt(5,forOpt);\r | |
73 | Float_t limits[2]={0,999999999.};\r | |
74 | SetPtBins(2,limits);\r | |
75 | }\r | |
76 | //--------------------------------------------------------------------------\r | |
77 | AliRDHFCutsD0toKpipipi::AliRDHFCutsD0toKpipipi(const AliRDHFCutsD0toKpipipi &source) :\r | |
78 | AliRDHFCuts(source)\r | |
79 | {\r | |
80 | //\r | |
81 | // Copy constructor\r | |
82 | //\r | |
83 | \r | |
84 | }\r | |
85 | //--------------------------------------------------------------------------\r | |
86 | AliRDHFCutsD0toKpipipi &AliRDHFCutsD0toKpipipi::operator=(const AliRDHFCutsD0toKpipipi &source)\r | |
87 | {\r | |
88 | //\r | |
89 | // assignment operator\r | |
90 | //\r | |
91 | if(&source == this) return *this;\r | |
92 | \r | |
93 | AliRDHFCuts::operator=(source);\r | |
94 | \r | |
95 | return *this;\r | |
96 | }\r | |
97 | \r | |
98 | \r | |
99 | //---------------------------------------------------------------------------\r | |
a6003e0a | 100 | void AliRDHFCutsD0toKpipipi::GetCutVarsForOpt(AliAODRecoDecayHF *d,Float_t *vars,Int_t nvars,Int_t *pdgdaughters,AliAODEvent* aod) {\r |
4755453e | 101 | // \r |
102 | // Fills in vars the values of the variables \r | |
103 | //\r | |
104 | \r | |
105 | if(nvars!=fnVarsForOpt) {\r | |
106 | printf("AliRDHFCutsD0toKpipipi::GetCutsVarsForOpt: wrong number of variables\n");\r | |
107 | return;\r | |
108 | }\r | |
109 | \r | |
110 | AliAODRecoDecayHF4Prong *dd = (AliAODRecoDecayHF4Prong*)d;\r | |
111 | \r | |
a6003e0a | 112 | //recalculate vertex w/o daughters |
113 | Bool_t cleanvtx=kFALSE; | |
114 | AliAODVertex *origownvtx=0x0; | |
115 | if(fRemoveDaughtersFromPrimary) { | |
116 | if(dd->GetOwnPrimaryVtx()) origownvtx=new AliAODVertex(*dd->GetOwnPrimaryVtx()); | |
117 | cleanvtx=kTRUE; | |
118 | if(!RecalcOwnPrimaryVtx(dd,aod)) { | |
119 | CleanOwnPrimaryVtx(dd,aod,origownvtx); | |
120 | cleanvtx=kFALSE; | |
121 | } | |
122 | } | |
123 | ||
4755453e | 124 | Int_t iter=-1;\r |
125 | \r | |
126 | if(fVarsForOpt[0]) {\r | |
127 | iter++;\r | |
128 | Double_t mD0[2],mD0bar[2];\r | |
129 | if(TMath::Abs(pdgdaughters[1])==321 || TMath::Abs(pdgdaughters[3])==321) {\r | |
130 | dd->InvMassD0(mD0);\r | |
131 | if(TMath::Abs(pdgdaughters[1])==321) {\r | |
132 | vars[iter]=mD0[0];\r | |
133 | }else{\r | |
134 | vars[iter]=mD0[1];\r | |
135 | }\r | |
136 | } else {\r | |
137 | dd->InvMassD0bar(mD0bar);\r | |
138 | if(TMath::Abs(pdgdaughters[0])==321) {\r | |
e11ae259 | 139 | vars[iter]=mD0bar[0];\r |
4755453e | 140 | }else{\r |
e11ae259 | 141 | vars[iter]=mD0bar[1];\r |
4755453e | 142 | }\r |
143 | }\r | |
144 | }\r | |
145 | \r | |
146 | if(fVarsForOpt[1]){\r | |
147 | iter++;\r | |
148 | vars[iter]=dd->GetDCA();\r | |
149 | }\r | |
150 | \r | |
151 | if(fVarsForOpt[2]){\r | |
152 | iter++;\r | |
153 | vars[iter]=dd->GetDist12toPrim();\r | |
154 | }\r | |
155 | if(fVarsForOpt[3]){\r | |
156 | iter++;\r | |
157 | vars[iter]=dd->GetDist3toPrim();\r | |
158 | }\r | |
159 | if(fVarsForOpt[4]){\r | |
160 | iter++;\r | |
161 | vars[iter]=dd->GetDist4toPrim();\r | |
162 | }\r | |
163 | if(fVarsForOpt[5]){\r | |
164 | iter++;\r | |
165 | vars[iter]=dd->CosPointingAngle();\r | |
166 | }\r | |
167 | if(fVarsForOpt[6]){\r | |
168 | iter++;\r | |
169 | vars[iter]=dd->Pt();\r | |
170 | }\r | |
171 | if(fVarsForOpt[7]){\r | |
172 | iter++;\r | |
173 | vars[iter]=999999999.;\r | |
174 | printf("ERROR: optmization for rho mass cut not implemented\n");\r | |
175 | }\r | |
176 | if(fVarsForOpt[8]){\r | |
177 | iter++;\r | |
178 | vars[iter]=999999999.;\r | |
179 | printf("ERROR: optmization for PID cut not implemented\n");\r | |
180 | }\r | |
181 | \r | |
a6003e0a | 182 | if(cleanvtx)CleanOwnPrimaryVtx(dd,aod,origownvtx); |
4755453e | 183 | return;\r |
184 | }\r | |
185 | //---------------------------------------------------------------------------\r | |
186 | Int_t AliRDHFCutsD0toKpipipi::IsSelected(TObject* obj,Int_t selectionLevel) {\r | |
187 | //\r | |
188 | // Apply selection\r | |
189 | //\r | |
190 | \r | |
191 | if(!fCutsRD){\r | |
192 | cout<<"Cut matrix not inizialized. Exit..."<<endl;\r | |
193 | return 0;\r | |
194 | }\r | |
195 | //PrintAll();\r | |
196 | AliAODRecoDecayHF4Prong* d=(AliAODRecoDecayHF4Prong*)obj;\r | |
197 | \r | |
198 | if(!d){\r | |
199 | cout<<"AliAODRecoDecayHF4Prong null"<<endl;\r | |
200 | return 0;\r | |
201 | }\r | |
202 | \r | |
6af2d88a | 203 | Double_t ptD=d->Pt();\r |
204 | if(ptD<fMinPtCand) return 0;\r | |
601736df | 205 | if(ptD>fMaxPtCand) return 0; |
4755453e | 206 | \r |
207 | // selection on daughter tracks \r | |
208 | if(selectionLevel==AliRDHFCuts::kAll || \r | |
209 | selectionLevel==AliRDHFCuts::kTracks) {\r | |
210 | if(!AreDaughtersSelected(d)) return 0;\r | |
211 | }\r | |
212 | \r | |
213 | \r | |
214 | Int_t returnvalue=1;\r | |
215 | \r | |
216 | // selection on candidate\r | |
217 | if(selectionLevel==AliRDHFCuts::kAll || \r | |
218 | selectionLevel==AliRDHFCuts::kCandidate) {\r | |
219 | \r | |
220 | Int_t ptbin=PtBin(d->Pt());\r | |
601736df | 221 | |
222 | Int_t okD0=1,okD0bar=1; \r | |
4755453e | 223 | Double_t mD0[2],mD0bar[2];\r |
224 | Double_t mD0PDG = TDatabasePDG::Instance()->GetParticle(421)->Mass();\r | |
225 | \r | |
226 | d->InvMassD0(mD0);\r | |
227 | if(TMath::Abs(mD0[0]-mD0PDG) > fCutsRD[GetGlobalIndex(0,ptbin)] &&\r | |
228 | TMath::Abs(mD0[1]-mD0PDG) > fCutsRD[GetGlobalIndex(0,ptbin)]) okD0 = 0;\r | |
229 | d->InvMassD0bar(mD0bar);\r | |
230 | if(TMath::Abs(mD0bar[0]-mD0PDG) > fCutsRD[GetGlobalIndex(0,ptbin)] &&\r | |
231 | TMath::Abs(mD0bar[1]-mD0PDG) > fCutsRD[GetGlobalIndex(0,ptbin)]) okD0bar = 0;\r | |
232 | if(!okD0 && !okD0bar) return 0;\r | |
233 | \r | |
601736df | 234 | if(d->GetDCA() > fCutsRD[GetGlobalIndex(1,ptbin)] |
235 | || d->GetDCA(3) > fCutsRD[GetGlobalIndex(1,ptbin)] | |
236 | || d->GetDCA(2) > fCutsRD[GetGlobalIndex(1,ptbin)] | |
237 | || d->GetDCA(5) > fCutsRD[GetGlobalIndex(1,ptbin)]) return 0;\r | |
4755453e | 238 | if(d->GetDist12toPrim() < fCutsRD[GetGlobalIndex(2,ptbin)]) return 0;\r |
239 | if(d->GetDist3toPrim() < fCutsRD[GetGlobalIndex(3,ptbin)]) return 0;\r | |
240 | if(d->GetDist4toPrim() < fCutsRD[GetGlobalIndex(4,ptbin)]) return 0;\r | |
241 | if(d->CosPointingAngle() < fCutsRD[GetGlobalIndex(5,ptbin)]) return 0;\r | |
242 | if(d->Pt() < fCutsRD[GetGlobalIndex(6,ptbin)]) return 0;\r | |
243 | if(!d->CutRhoMass(mD0,mD0bar,fCutsRD[GetGlobalIndex(0,ptbin)],fCutsRD[GetGlobalIndex(7,ptbin)])) return 0;\r | |
601736df | 244 | |
4755453e | 245 | if (okD0) returnvalue=1; //cuts passed as D0\r |
246 | if (okD0bar) returnvalue=2; //cuts passed as D0bar\r | |
247 | if (okD0 && okD0bar) returnvalue=3; //cuts passed as D0 and D0bar\r | |
248 | }\r | |
601736df | 249 | |
250 | // selection on PID (from AliAODPidHF)\r | |
251 | if(selectionLevel==AliRDHFCuts::kAll || \r | |
252 | selectionLevel==AliRDHFCuts::kPID) {\r | |
253 | ||
254 | Int_t selD01 = D01Selected(d,AliRDHFCuts::kCandidate); | |
255 | Int_t selD02 = D02Selected(d,AliRDHFCuts::kCandidate); | |
256 | Int_t selD0bar1 = D0bar1Selected(d,AliRDHFCuts::kCandidate); | |
257 | Int_t selD0bar2 = D0bar2Selected(d,AliRDHFCuts::kCandidate); | |
258 | ||
259 | Int_t d01PID = 0, d02PID = 0, d0bar1PID = 0, d0bar2PID = 0; | |
260 | returnvalue = IsSelectedFromPID(d, &d01PID, &d02PID, &d0bar1PID, &d0bar2PID); //This returnvalue is dummy! Now it's modified as it must be! | |
261 | ||
262 | returnvalue = 0; | |
263 | ||
264 | if((selD01 == 1 && d01PID == 1)||(selD02 == 1 && d02PID == 1)||(selD0bar1 == 1 && d0bar1PID == 1)||(selD0bar2 == 1 && d0bar2PID == 1)) returnvalue = 1;\r | |
265 | } | |
266 | ||
4755453e | 267 | return returnvalue;\r |
601736df | 268 | } |
269 | \r | |
270 | //---------------------------------------------------------------------------\r | |
271 | Int_t AliRDHFCutsD0toKpipipi::IsSelectedFromPID(AliAODRecoDecayHF4Prong *d, Int_t *hyp1, Int_t *hyp2, Int_t *hyp3, Int_t *hyp4) {\r | |
272 | //\r | |
273 | // Apply selection (using AliAODPidHF methods) | |
274 | // Mass hypothesis true if each particle is at least compatible with specie of hypothesis\r | |
275 | // \r | |
276 | ||
277 | Int_t output=0; | |
278 | ||
279 | Int_t matchK[4], matchPi[4]; | |
280 | Double_t ptlimit[2] = {0.6,0.8};\r | |
281 | AliAODTrack* trk[4]; | |
282 | trk[0] = (AliAODTrack*)d->GetDaughter(0); | |
283 | trk[1] = (AliAODTrack*)d->GetDaughter(1); | |
284 | trk[2] = (AliAODTrack*)d->GetDaughter(2); | |
285 | trk[3] = (AliAODTrack*)d->GetDaughter(3); | |
286 | // if(!trk[0] || !trk[1] || !trk[2] || !trk[3]) { //REMOVED (needs also AliAODEvent to be passed, here and in IsSelected method) | |
287 | // trk[0]=aodIn->GetTrack(trkIDtoEntry[d->GetProngID(0)]); | |
288 | // trk[1]=aodIn->GetTrack(trkIDtoEntry[d->GetProngID(1)]); | |
289 | // trk[2]=aodIn->GetTrack(trkIDtoEntry[d->GetProngID(2)]); | |
290 | // trk[3]=aodIn->GetTrack(trkIDtoEntry[d->GetProngID(3)]);} | |
291 | ||
292 | AliAODPidHF* PidObj = new AliAODPidHF(); | |
293 | PidObj->SetAsym(kTRUE); | |
294 | PidObj->SetPLimit(ptlimit); | |
295 | PidObj->SetSigma(0,2.); //TPC sigma, in three pT ranges | |
296 | PidObj->SetSigma(1,1.); | |
297 | PidObj->SetSigma(2,0.); | |
298 | PidObj->SetSigma(3,2.); //TOF sigma, whole pT range | |
299 | PidObj->SetTPC(kTRUE); | |
300 | PidObj->SetTOF(kTRUE); | |
301 | ||
302 | for(Int_t ii=0; ii<4; ii++) { | |
303 | PidObj->SetSigma(0,2.); | |
304 | matchK[ii] = PidObj->MatchTPCTOF(trk[ii],1,3,kTRUE); //arguments: track, mode, particle#, compatibility allowed | |
305 | PidObj->SetSigma(0,2.); | |
306 | matchPi[ii] = PidObj->MatchTPCTOF(trk[ii],1,2,kTRUE); | |
307 | } | |
308 | ||
309 | //Rho invariant mass under various hypotheses (to be matched with PID infos in order to accet the candidate) | |
310 | Int_t d01rho03 = 0, d01rho23 = 0, d02rho01 = 0, d02rho12 = 0, d0bar1rho12 = 0, d0bar1rho23 = 0, d0bar2rho01 = 0, d0bar2rho03 = 0; | |
311 | if(TMath::Abs(0.775 - d->InvMassRho(0,3))<0.1) {d01rho03 = 1; d0bar2rho03 = 1;} | |
312 | if(TMath::Abs(0.775 - d->InvMassRho(2,3))<0.1) {d01rho23 = 1; d0bar1rho23 = 1;} | |
313 | if(TMath::Abs(0.775 - d->InvMassRho(0,1))<0.1) {d02rho01 = 1; d0bar2rho01 = 1;} | |
314 | if(TMath::Abs(0.775 - d->InvMassRho(1,2))<0.1) {d02rho12 = 1; d0bar1rho12 = 1;} | |
315 | Int_t d01rho = 0, d02rho = 0, d0bar1rho = 0, d0bar2rho = 0; | |
316 | if(d01rho03==1||d01rho23==1) d01rho = 1; | |
317 | if(d02rho01==1||d02rho12==1) d02rho = 1; | |
318 | if(d0bar1rho12==1||d0bar1rho23==1) d0bar1rho = 1; | |
319 | if(d0bar2rho01==1||d0bar2rho03==1) d0bar2rho = 1; | |
320 | ||
321 | //This way because there could be multiple hypotheses accepted\r | |
322 | if(d01rho==1 && (matchK[1]>=0 && matchPi[0]>=0 && matchPi[2]>=0 && matchPi[3]>=0)) {*hyp1 = 1; output = 1;} //d01 hyp | |
323 | if(d02rho==1 && (matchK[3]>=0 && matchPi[0]>=0 && matchPi[1]>=0 && matchPi[2]>=0)) {*hyp2 = 1; output = 1;} //d02 hyp | |
324 | if(d0bar1rho==1 && (matchK[0]>=0 && matchPi[1]>=0 && matchPi[2]>=0 && matchPi[3]>=0)) {*hyp3 = 1; output = 1;} //d0bar1 hyp | |
325 | if(d0bar2rho==1 && (matchK[2]>=0 && matchPi[0]>=0 && matchPi[1]>=0 && matchPi[3]>=0)) {*hyp4 = 1; output = 1;} //d0bar2 hyp | |
326 | ||
327 | return output;\r | |
4755453e | 328 | }\r |
329 | //---------------------------------------------------------------------------\r | |
601736df | 330 | Int_t AliRDHFCutsD0toKpipipi::D01Selected(TObject* obj,Int_t selectionLevel) {\r |
331 | //\r | |
332 | // Apply selection\r | |
333 | //\r | |
334 | \r | |
335 | if(!fCutsRD){\r | |
336 | cout<<"Cut matrix not inizialized. Exit..."<<endl;\r | |
337 | return 0;\r | |
338 | }\r | |
339 | //PrintAll();\r | |
340 | AliAODRecoDecayHF4Prong* d=(AliAODRecoDecayHF4Prong*)obj;\r | |
341 | \r | |
342 | if(!d){\r | |
343 | cout<<"AliAODRecoDecayHF4Prong null"<<endl;\r | |
344 | return 0;\r | |
345 | }\r | |
346 | \r | |
347 | Int_t returnvalue=0;\r | |
348 | \r | |
349 | // selection on candidate\r | |
350 | if(selectionLevel==AliRDHFCuts::kAll || \r | |
351 | selectionLevel==AliRDHFCuts::kCandidate) {\r | |
352 | \r | |
353 | Int_t ptbin=PtBin(d->Pt());\r | |
354 | \r | |
355 | Double_t mD0[2];\r | |
356 | Double_t mD0PDG = TDatabasePDG::Instance()->GetParticle(421)->Mass();\r | |
357 | \r | |
358 | d->InvMassD0(mD0);\r | |
359 | if(TMath::Abs(mD0[0]-mD0PDG) < fCutsRD[GetGlobalIndex(0,ptbin)]) returnvalue = 1;\r | |
360 | }\r | |
361 | \r | |
362 | return returnvalue;\r | |
363 | } | |
364 | //---------------------------------------------------------------------------\r | |
365 | Int_t AliRDHFCutsD0toKpipipi::D02Selected(TObject* obj,Int_t selectionLevel) {\r | |
366 | //\r | |
367 | // Apply selection\r | |
368 | //\r | |
369 | \r | |
370 | if(!fCutsRD){\r | |
371 | cout<<"Cut matrix not inizialized. Exit..."<<endl;\r | |
372 | return 0;\r | |
373 | }\r | |
374 | //PrintAll();\r | |
375 | AliAODRecoDecayHF4Prong* d=(AliAODRecoDecayHF4Prong*)obj;\r | |
376 | \r | |
377 | if(!d){\r | |
378 | cout<<"AliAODRecoDecayHF4Prong null"<<endl;\r | |
379 | return 0;\r | |
380 | }\r | |
381 | \r | |
382 | Int_t returnvalue=0;\r | |
383 | \r | |
384 | // selection on candidate\r | |
385 | if(selectionLevel==AliRDHFCuts::kAll || \r | |
386 | selectionLevel==AliRDHFCuts::kCandidate) {\r | |
387 | \r | |
388 | Int_t ptbin=PtBin(d->Pt());\r | |
389 | \r | |
390 | Double_t mD0[2];\r | |
391 | Double_t mD0PDG = TDatabasePDG::Instance()->GetParticle(421)->Mass();\r | |
392 | \r | |
393 | d->InvMassD0(mD0);\r | |
394 | if(TMath::Abs(mD0[1]-mD0PDG) < fCutsRD[GetGlobalIndex(0,ptbin)]) returnvalue = 1; | |
395 | }\r | |
396 | \r | |
397 | return returnvalue;\r | |
398 | }\r//---------------------------------------------------------------------------\r | |
399 | Int_t AliRDHFCutsD0toKpipipi::D0bar1Selected(TObject* obj,Int_t selectionLevel) {\r | |
400 | //\r | |
401 | // Apply selection\r | |
402 | //\r | |
403 | \r | |
404 | if(!fCutsRD){\r | |
405 | cout<<"Cut matrix not inizialized. Exit..."<<endl;\r | |
406 | return 0;\r | |
407 | }\r | |
408 | //PrintAll();\r | |
409 | AliAODRecoDecayHF4Prong* d=(AliAODRecoDecayHF4Prong*)obj;\r | |
410 | \r | |
411 | if(!d){\r | |
412 | cout<<"AliAODRecoDecayHF4Prong null"<<endl;\r | |
413 | return 0;\r | |
414 | }\r | |
415 | \r | |
416 | Int_t returnvalue=0;\r | |
417 | \r | |
418 | // selection on candidate\r | |
419 | if(selectionLevel==AliRDHFCuts::kAll || \r | |
420 | selectionLevel==AliRDHFCuts::kCandidate) {\r | |
421 | \r | |
422 | Int_t ptbin=PtBin(d->Pt());\r | |
423 | \r | |
424 | Double_t mD0bar[2];\r | |
425 | Double_t mD0PDG = TDatabasePDG::Instance()->GetParticle(421)->Mass();\r | |
426 | ||
427 | d->InvMassD0bar(mD0bar);\r | |
428 | if(TMath::Abs(mD0bar[0]-mD0PDG) < fCutsRD[GetGlobalIndex(0,ptbin)]) returnvalue = 1;\r | |
429 | }\r | |
430 | \r | |
431 | return returnvalue;\r | |
432 | } | |
433 | //---------------------------------------------------------------------------\r | |
434 | Int_t AliRDHFCutsD0toKpipipi::D0bar2Selected(TObject* obj,Int_t selectionLevel) {\r | |
435 | //\r | |
436 | // Apply selection\r | |
437 | //\r | |
438 | \r | |
439 | if(!fCutsRD){\r | |
440 | cout<<"Cut matrix not inizialized. Exit..."<<endl;\r | |
441 | return 0;\r | |
442 | }\r | |
443 | //PrintAll();\r | |
444 | AliAODRecoDecayHF4Prong* d=(AliAODRecoDecayHF4Prong*)obj;\r | |
445 | \r | |
446 | if(!d){\r | |
447 | cout<<"AliAODRecoDecayHF4Prong null"<<endl;\r | |
448 | return 0;\r | |
449 | }\r | |
450 | \r | |
451 | Int_t returnvalue=0;\r | |
452 | \r | |
453 | // selection on candidate\r | |
454 | if(selectionLevel==AliRDHFCuts::kAll || \r | |
455 | selectionLevel==AliRDHFCuts::kCandidate) {\r | |
456 | \r | |
457 | Int_t ptbin=PtBin(d->Pt());\r | |
458 | \r | |
459 | Double_t mD0bar[2];\r | |
460 | Double_t mD0PDG = TDatabasePDG::Instance()->GetParticle(421)->Mass();\r | |
461 | ||
462 | d->InvMassD0bar(mD0bar);\r | |
463 | if(TMath::Abs(mD0bar[1]-mD0PDG) < fCutsRD[GetGlobalIndex(0,ptbin)]) returnvalue = 1;\r | |
464 | }\r | |
465 | \r | |
466 | return returnvalue;\r | |
467 | } | |
468 | //--------------------------------------------------------------------------- | |
469 | Bool_t AliRDHFCutsD0toKpipipi::IsInFiducialAcceptance(Double_t pt, Double_t y) const | |
470 | { | |
471 | // | |
472 | // Checking if D0 is in fiducial acceptance region | |
473 | // | |
474 | ||
475 | if(pt > 5.) { | |
476 | // applying cut for pt > 5 GeV | |
477 | AliDebug(4,Form("pt of D0 = %f (> 5), cutting at |y| < 0.8\n",pt)); | |
478 | if (TMath::Abs(y) > 0.8){ | |
479 | return kFALSE; | |
480 | } | |
481 | } else { | |
482 | // appliying smooth cut for pt < 5 GeV | |
483 | Double_t maxFiducialY = -0.2/15*pt*pt+1.9/15*pt+0.5; | |
484 | Double_t minFiducialY = 0.2/15*pt*pt-1.9/15*pt-0.5; | |
485 | AliDebug(4,Form("pt of D0 = %f (< 5), cutting according to the fiducial zone [%f, %f]\n",pt,minFiducialY,maxFiducialY)); | |
486 | if (y < minFiducialY || y > maxFiducialY){ | |
487 | return kFALSE; | |
488 | } | |
489 | } | |
490 | ||
491 | return kTRUE; | |
492 | } | |
493 |