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76ce4b5b | 1 | ///////////////////////////////////////////////////////////////////////////////////// |
2 | // // | |
3 | // AliFemtoEventReaderKinematicsChain - the reader class for the Alice ESD and // | |
4 | // the model Kinematics information tailored for the Task framework and the // | |
5 | // Reads in AliESDfriend to create shared hit/quality information // | |
6 | // Authors: Malgorzata Janik, Warsaw University of Technology, majanik@cern.ch // | |
7 | // Lukasz Graczykowski, Warsaw University of Technology, lgraczyk@cern.ch // | |
8 | // // | |
9 | ///////////////////////////////////////////////////////////////////////////////////// | |
10 | ||
11 | #include "AliFemtoEventReaderKinematicsChain.h" | |
12 | ||
13 | #include "TFile.h" | |
14 | #include "TTree.h" | |
15 | #include "TList.h" | |
16 | ||
17 | #include "AliFmPhysicalHelixD.h" | |
18 | #include "AliFmThreeVectorF.h" | |
19 | ||
20 | #include "SystemOfUnits.h" | |
21 | ||
22 | #include "AliFemtoEvent.h" | |
23 | ||
24 | #include "TParticle.h" | |
25 | #include "AliStack.h" | |
26 | #include "TParticlePDG.h" | |
27 | #include "AliFemtoModelHiddenInfo.h" | |
28 | #include "AliFemtoModelGlobalHiddenInfo.h" | |
29 | #include "AliGenHijingEventHeader.h" | |
30 | #include "AliGenCocktailEventHeader.h" | |
31 | ||
32 | #include "AliVertexerTracks.h" | |
33 | ||
34 | ClassImp(AliFemtoEventReaderKinematicsChain) | |
35 | ||
36 | #if !(ST_NO_NAMESPACES) | |
37 | using namespace units; | |
38 | #endif | |
39 | ||
40 | using namespace std; | |
41 | //____________________________ | |
42 | AliFemtoEventReaderKinematicsChain::AliFemtoEventReaderKinematicsChain(): | |
43 | fFileName(" "), | |
44 | fConstrained(true), | |
45 | fNumberofEvent(0), | |
46 | fCurEvent(0), | |
47 | fCurFile(0), | |
48 | fStack(0x0), | |
49 | fGenHeader(0x0), | |
50 | fRotateToEventPlane(0) | |
51 | { | |
52 | //constructor with 0 parameters , look at default settings | |
53 | } | |
54 | ||
55 | //__________________ | |
56 | AliFemtoEventReaderKinematicsChain::AliFemtoEventReaderKinematicsChain(const AliFemtoEventReaderKinematicsChain& aReader): | |
57 | AliFemtoEventReader(aReader), | |
58 | fFileName(" "), | |
59 | fConstrained(true), | |
60 | fNumberofEvent(0), | |
61 | fCurEvent(0), | |
62 | fCurFile(0), | |
63 | fStack(0x0), | |
64 | fGenHeader(0x0), | |
65 | fRotateToEventPlane(0) | |
66 | { | |
67 | // Copy constructor | |
68 | fConstrained = aReader.fConstrained; | |
69 | fNumberofEvent = aReader.fNumberofEvent; | |
70 | fCurEvent = aReader.fCurEvent; | |
71 | fCurFile = aReader.fCurFile; | |
72 | fStack = aReader.fStack; | |
73 | fRotateToEventPlane = aReader.fRotateToEventPlane; | |
74 | } | |
75 | //__________________ | |
76 | AliFemtoEventReaderKinematicsChain::~AliFemtoEventReaderKinematicsChain() | |
77 | { | |
78 | //Destructor | |
79 | //delete fEvent; | |
80 | } | |
81 | ||
82 | //__________________ | |
83 | AliFemtoEventReaderKinematicsChain& AliFemtoEventReaderKinematicsChain::operator=(const AliFemtoEventReaderKinematicsChain& aReader) | |
84 | { | |
85 | // Assignment operator | |
86 | if (this == &aReader) | |
87 | return *this; | |
88 | ||
89 | fConstrained = aReader.fConstrained; | |
90 | fNumberofEvent = aReader.fNumberofEvent; | |
91 | fCurEvent = aReader.fCurEvent; | |
92 | fCurFile = aReader.fCurFile; | |
93 | fStack = aReader.fStack; | |
94 | fGenHeader = aReader.fGenHeader; | |
95 | fRotateToEventPlane = aReader.fRotateToEventPlane; | |
96 | return *this; | |
97 | } | |
98 | //__________________ | |
99 | // Simple report | |
100 | AliFemtoString AliFemtoEventReaderKinematicsChain::Report() | |
101 | { | |
102 | AliFemtoString temp = "\n This is the AliFemtoEventReaderKinematicsChain\n"; | |
103 | return temp; | |
104 | } | |
105 | ||
106 | //__________________ | |
107 | void AliFemtoEventReaderKinematicsChain::SetConstrained(const bool constrained) | |
108 | { | |
109 | // Select whether to read constrained or not constrained momentum | |
110 | fConstrained=constrained; | |
111 | } | |
112 | //__________________ | |
113 | bool AliFemtoEventReaderKinematicsChain::GetConstrained() const | |
114 | { | |
115 | // Check whether we read constrained or not constrained momentum | |
116 | return fConstrained; | |
117 | } | |
118 | //__________________ | |
119 | AliFemtoEvent* AliFemtoEventReaderKinematicsChain::ReturnHbtEvent() | |
120 | { | |
121 | // Get the event, read all the relevant information from the stack | |
122 | // and fill the AliFemtoEvent class | |
123 | // Returns a valid AliFemtoEvent | |
124 | AliFemtoEvent *hbtEvent = 0; | |
125 | string tFriendFileName; | |
126 | ||
127 | cout << "AliFemtoEventReaderKinematlaicsChain::Starting to read event: "<<fCurEvent<<endl; | |
128 | ||
129 | hbtEvent = new AliFemtoEvent; | |
130 | //setting basic things | |
131 | // hbtEvent->SetEventNumber(fEvent->GetEventNumber()); | |
132 | hbtEvent->SetRunNumber(0); //No Run number in Kinematics! | |
133 | hbtEvent->SetMagneticField(0*kilogauss);//to check if here is ok | |
134 | hbtEvent->SetZDCN1Energy(0); | |
135 | hbtEvent->SetZDCP1Energy(0); | |
136 | hbtEvent->SetZDCN2Energy(0); | |
137 | hbtEvent->SetZDCP2Energy(0); | |
138 | hbtEvent->SetZDCEMEnergy(0); | |
139 | hbtEvent->SetZDCParticipants(0); | |
140 | hbtEvent->SetTriggerMask(0); | |
141 | hbtEvent->SetTriggerCluster(0); | |
142 | ||
143 | //Vertex | |
144 | double fV1[3] = {0.0,0.0,0.0}; | |
145 | double fVCov[6] = {0.0, 0.0, 0.0, 0.0, 0.0, 0.0}; | |
146 | ||
147 | ||
148 | AliFmThreeVectorF vertex(0,0,0); | |
149 | ||
150 | ||
151 | hbtEvent->SetPrimVertPos(vertex); | |
152 | hbtEvent->SetPrimVertCov(fVCov); | |
153 | ||
154 | Double_t tReactionPlane = 0; | |
155 | ||
156 | AliGenHijingEventHeader *hdh = dynamic_cast<AliGenHijingEventHeader *> (fGenHeader); | |
157 | if (!hdh) { | |
158 | AliGenCocktailEventHeader *cdh = dynamic_cast<AliGenCocktailEventHeader *> (fGenHeader); | |
159 | if (cdh) { | |
160 | TList *tGenHeaders = cdh->GetHeaders(); | |
161 | for (int ihead = 0; ihead<tGenHeaders->GetEntries(); ihead++) { | |
162 | hdh = dynamic_cast<AliGenHijingEventHeader *> (fGenHeader); | |
163 | if (hdh) break; | |
164 | } | |
165 | } | |
166 | } | |
167 | ||
168 | if (hdh) | |
169 | { | |
170 | tReactionPlane = hdh->ReactionPlaneAngle(); | |
171 | cout << "Got reaction plane " << tReactionPlane << endl; | |
172 | } | |
173 | ||
174 | hbtEvent->SetReactionPlaneAngle(tReactionPlane); | |
175 | ||
176 | //starting to reading tracks | |
177 | int nofTracks=0; //number of all tracks in MC event | |
178 | nofTracks=fStack->GetNtrack(); | |
179 | int realnofTracks=0;//number of track which we use in analysis | |
180 | ||
181 | ||
182 | int tNormMult = 0; | |
183 | for (int i=0;i<nofTracks;i++) | |
184 | { | |
76ce4b5b | 185 | //take only primaries |
186 | if(!fStack->IsPhysicalPrimary(i)) {continue;} | |
187 | ||
188 | AliFemtoTrack* trackCopy = new AliFemtoTrack(); | |
189 | ||
190 | //getting next track | |
191 | TParticle *kinetrack= fStack->Particle(i); | |
192 | ||
193 | //setting multiplicity | |
194 | realnofTracks++;//real number of tracks (only primary particles) | |
195 | ||
196 | //setting normalized multiplicity | |
197 | if (kinetrack->Eta() < 0.9) | |
198 | if(kinetrack->GetPDG()->Charge()/3!=0) | |
199 | tNormMult++; | |
200 | ||
201 | ||
202 | //charge | |
203 | trackCopy->SetCharge((short)(fStack->Particle(i)->GetPDG()->Charge()/3)); | |
204 | ||
205 | ||
206 | //in aliroot we have AliPID | |
207 | //0-electron 1-muon 2-pion 3-kaon 4-proton 5-photon 6-pi0 7-neutron 8-kaon0 9-eleCon | |
208 | //we use only 5 first | |
209 | double kinepid[5]; | |
210 | for(int pid_iter=0;pid_iter<5;pid_iter++) | |
211 | kinepid[pid_iter]=0; | |
212 | ||
213 | int pdgcode = kinetrack->GetPdgCode(); | |
214 | //proton | |
215 | if(pdgcode==2212 || pdgcode==-2212) | |
216 | kinepid[4]=1000; | |
217 | //kaon | |
218 | if(pdgcode==321 || pdgcode==-321 ) | |
219 | kinepid[3]=1000; | |
220 | //pion | |
221 | if( pdgcode==211 || pdgcode==-211) | |
222 | kinepid[2]=1000; | |
223 | //electron | |
224 | if(pdgcode==11 || pdgcode==-11) | |
225 | kinepid[0]=1000; | |
226 | //muon | |
227 | if(pdgcode==13 || pdgcode==-13) | |
228 | kinepid[1]=1000; | |
229 | ||
230 | trackCopy->SetPidProbElectron(kinepid[0]); | |
231 | trackCopy->SetPidProbMuon(kinepid[1]); | |
232 | trackCopy->SetPidProbPion(kinepid[2]); | |
233 | trackCopy->SetPidProbKaon(kinepid[3]); | |
234 | trackCopy->SetPidProbProton(kinepid[4]); | |
235 | ||
236 | ||
237 | //Momentum | |
238 | double pxyz[3]; | |
239 | double rxyz[3]; | |
240 | ||
241 | pxyz[0]=kinetrack->Px(); | |
242 | pxyz[1]=kinetrack->Py(); | |
243 | pxyz[2]=kinetrack->Pz(); | |
244 | ||
245 | rxyz[0]=kinetrack->Vx(); | |
246 | rxyz[1]=kinetrack->Vy(); | |
247 | rxyz[2]=kinetrack->Vz(); | |
248 | ||
249 | if (fRotateToEventPlane) { | |
250 | double tPhi = TMath::ATan2(pxyz[1], pxyz[0]); | |
251 | double tRad = TMath::Hypot(pxyz[0], pxyz[1]); | |
252 | ||
253 | pxyz[0] = tRad*TMath::Cos(tPhi - tReactionPlane); | |
254 | pxyz[1] = tRad*TMath::Sin(tPhi - tReactionPlane); | |
255 | } | |
256 | ||
257 | AliFemtoThreeVector v(pxyz[0],pxyz[1],pxyz[2]); | |
258 | if (v.Mag() < 0.0001) { | |
973a91f8 | 259 | //cout << "Found 0 momentum ???? " << pxyz[0] << " " << pxyz[1] << " " << pxyz[2] << endl; |
76ce4b5b | 260 | delete trackCopy; |
261 | continue; | |
262 | } | |
263 | ||
264 | trackCopy->SetP(v);//setting momentum | |
265 | trackCopy->SetPt(sqrt(pxyz[0]*pxyz[0]+pxyz[1]*pxyz[1])); | |
266 | const AliFmThreeVectorD kP(pxyz[0],pxyz[1],pxyz[2]); | |
267 | const AliFmThreeVectorD kOrigin(fV1[0],fV1[1],fV1[2]); | |
268 | ||
269 | //label | |
973a91f8 | 270 | trackCopy->SetLabel(i); |
76ce4b5b | 271 | |
272 | ||
273 | hbtEvent->TrackCollection()->push_back(trackCopy);//adding track to analysis | |
973a91f8 | 274 | //cout<<"Track added: "<<i<<endl; |
76ce4b5b | 275 | |
276 | } | |
277 | ||
278 | hbtEvent->SetNumberOfTracks(realnofTracks);//setting number of track which we read in event | |
279 | hbtEvent->SetNormalizedMult(tNormMult); | |
280 | fCurEvent++; | |
281 | ||
973a91f8 | 282 | |
283 | //V0 analysis code - no V0 finder for Kinematics, we can only check if it is primary and if it has at least 2 daughters. | |
284 | ||
285 | for (int i=0;i<nofTracks;i++) | |
286 | { | |
287 | //do not take primaries | |
288 | if(!fStack->IsPhysicalPrimary(i)) {continue;} | |
289 | //getting next track | |
290 | TParticle *kinetrack= fStack->Particle(i); | |
291 | if (!kinetrack) continue; | |
292 | ||
293 | if(kinetrack->GetPDG()->Charge()!=0) continue; //charge - neutral | |
294 | //if(kinetrack->GetPDG()->Stable()==1) continue; //particle is not stable | |
295 | if(kinetrack->GetDaughter(0)<1) continue; //has 1'st daughter | |
296 | if(kinetrack->GetDaughter(1)<1) continue; //has 2'nd daughter | |
297 | ||
298 | //we want one positive, one negative particle. Or two neutral. | |
299 | // if((fStack->Particle(kinetrack->GetDaughter(0)))->GetPDG()->Charge()>=0) | |
300 | // if((fStack->Particle(kinetrack->GetDaughter(1)))->GetPDG()->Charge()>0) | |
301 | // continue; | |
302 | // if((fStack->Particle(kinetrack->GetDaughter(0)))->GetPDG()->Charge()<=0) | |
303 | // if((fStack->Particle(kinetrack->GetDaughter(0)))->GetPDG()->Charge()<0) | |
304 | // continue; | |
305 | ||
306 | if(kinetrack->Pt()<0.00001) | |
307 | continue; | |
308 | ||
309 | AliFemtoV0* trackCopyV0 = new AliFemtoV0(); | |
310 | CopyAODtoFemtoV0(kinetrack, trackCopyV0); | |
311 | hbtEvent->V0Collection()->push_back(trackCopyV0); | |
312 | //cout<<"Pushback v0 to v0collection"<<endl; | |
313 | } | |
314 | ||
315 | ||
316 | cout<<"Number of tracks: "<<realnofTracks<<endl; | |
317 | ||
76ce4b5b | 318 | return hbtEvent; |
319 | } | |
320 | ||
321 | //___________________ | |
322 | void AliFemtoEventReaderKinematicsChain::SetStackSource(AliStack *aStack) | |
323 | { | |
324 | // The chain loads the stack for us | |
325 | // You must provide the address where it can be found | |
326 | fStack = aStack; | |
327 | } | |
328 | //___________________ | |
329 | void AliFemtoEventReaderKinematicsChain::SetGenEventHeader(AliGenEventHeader *aGenHeader) | |
330 | { | |
331 | // The chain loads the generator event header for us | |
332 | // You must provide the address where it can be found | |
333 | fGenHeader = aGenHeader; | |
334 | } | |
335 | ||
336 | //__________________ | |
337 | void AliFemtoEventReaderKinematicsChain::SetRotateToEventPlane(short dorotate) | |
338 | { | |
339 | fRotateToEventPlane=dorotate; | |
340 | } | |
341 | ||
342 | Float_t AliFemtoEventReaderKinematicsChain::GetSigmaToVertex(double *impact, double *covar) | |
343 | { | |
344 | // Calculates the number of sigma to the vertex. | |
345 | ||
346 | Float_t b[2]; | |
347 | Float_t bRes[2]; | |
348 | Float_t bCov[3]; | |
349 | ||
350 | b[0] = impact[0]; | |
351 | b[1] = impact[1]; | |
352 | bCov[0] = covar[0]; | |
353 | bCov[1] = covar[1]; | |
354 | bCov[2] = covar[2]; | |
355 | ||
356 | bRes[0] = TMath::Sqrt(bCov[0]); | |
357 | bRes[1] = TMath::Sqrt(bCov[2]); | |
358 | ||
359 | // ----------------------------------- | |
360 | // How to get to a n-sigma cut? | |
361 | // | |
362 | // The accumulated statistics from 0 to d is | |
363 | // | |
364 | // -> Erf(d/Sqrt(2)) for a 1-dim gauss (d = n_sigma) | |
365 | // -> 1 - Exp(-d**2) for a 2-dim gauss (d*d = dx*dx + dy*dy != n_sigma) | |
366 | // | |
367 | // It means that for a 2-dim gauss: n_sigma(d) = Sqrt(2)*ErfInv(1 - Exp((-x**2)/2) | |
368 | // Can this be expressed in a different way? | |
369 | ||
370 | if (bRes[0] == 0 || bRes[1] ==0) | |
371 | return -1; | |
372 | ||
373 | Float_t d = TMath::Sqrt(TMath::Power(b[0]/bRes[0],2) + TMath::Power(b[1]/bRes[1],2)); | |
374 | ||
375 | // stupid rounding problem screws up everything: | |
376 | // if d is too big, TMath::Exp(...) gets 0, and TMath::ErfInverse(1) that should be infinite, gets 0 :( | |
377 | if (TMath::Exp(-d * d / 2) < 1e-10) | |
378 | return 1000; | |
379 | ||
380 | d = TMath::ErfInverse(1 - TMath::Exp(-d * d / 2)) * TMath::Sqrt(2); | |
381 | return d; | |
382 | } | |
973a91f8 | 383 | |
384 | ||
385 | ||
386 | void AliFemtoEventReaderKinematicsChain::CopyAODtoFemtoV0(TParticle *tv0, AliFemtoV0 *tFemtoV0 ) | |
387 | { | |
388 | tFemtoV0->SetEtaV0(tv0->Eta()); | |
389 | tFemtoV0->SetEtaV0(tv0->Phi()); | |
390 | tFemtoV0->SetptV0(tv0->Pt()); | |
391 | tFemtoV0->SetptotV0(tv0->P()); | |
392 | ||
393 | tFemtoV0->SetmomV0X(tv0->Px()); | |
394 | tFemtoV0->SetmomV0Y(tv0->Py()); | |
395 | tFemtoV0->SetmomV0Z(tv0->Pz()); | |
396 | AliFemtoThreeVector momv0(tv0->Px(),tv0->Py(),tv0->Pz()); | |
397 | tFemtoV0->SetmomV0(momv0); | |
398 | ||
399 | ||
400 | TParticle *trackpos; | |
401 | TParticle *trackneg; | |
402 | ||
403 | //daughters | |
404 | if(fStack->Particle(tv0->GetDaughter(0))->GetPDG()->Charge()>=0) //first positive, second negative | |
405 | { | |
406 | trackpos = (TParticle*)(fStack->Particle(tv0->GetDaughter(0))); | |
407 | trackneg = (TParticle*)(fStack->Particle(tv0->GetDaughter(1))); | |
408 | tFemtoV0->SetidPos(tv0->GetDaughter(0)); | |
409 | tFemtoV0->SetidNeg(tv0->GetDaughter(1)); | |
410 | } | |
411 | else //first negative, second positive | |
412 | { | |
413 | trackpos = (TParticle*)(fStack->Particle(tv0->GetDaughter(1))); | |
414 | trackneg = (TParticle*)(fStack->Particle(tv0->GetDaughter(0))); | |
415 | tFemtoV0->SetidPos(tv0->GetDaughter(1)); | |
416 | tFemtoV0->SetidNeg(tv0->GetDaughter(0)); | |
417 | } | |
418 | ||
419 | tFemtoV0->SetEtaPos(trackpos->Eta()); | |
420 | tFemtoV0->SetEtaNeg(trackneg->Eta()); | |
421 | ||
422 | tFemtoV0->SetptPos(trackpos->Pt()); | |
423 | tFemtoV0->SetptNeg(trackneg->Pt()); | |
424 | ||
425 | tFemtoV0->SetptotPos(trackpos->P()); | |
426 | tFemtoV0->SetptotNeg(trackneg->P()); | |
427 | ||
428 | tFemtoV0->SetmomPosX(trackpos->Px()); | |
429 | tFemtoV0->SetmomPosY(trackpos->Py()); | |
430 | tFemtoV0->SetmomPosZ(trackpos->Pz()); | |
431 | AliFemtoThreeVector mompos(trackpos->Px(),trackpos->Py(),trackpos->Pz()); | |
432 | tFemtoV0->SetmomPos(mompos); | |
433 | ||
434 | tFemtoV0->SetmomNegX(trackneg->Px()); | |
435 | tFemtoV0->SetmomNegY(trackneg->Py()); | |
436 | tFemtoV0->SetmomNegZ(trackneg->Pz()); | |
437 | AliFemtoThreeVector momneg(trackneg->Px(),trackneg->Py(),trackneg->Pz()); | |
438 | tFemtoV0->SetmomNeg(momneg); | |
439 | ||
440 | ||
441 | tFemtoV0->SetmassLambda(tv0->GetMass()); | |
442 | tFemtoV0->SetmassAntiLambda(tv0->GetMass()); | |
443 | tFemtoV0->SetmassK0Short(tv0->GetMass()); | |
444 | ||
445 | tFemtoV0->SetYV0(tv0->Y()); | |
446 | ||
447 | tFemtoV0->SetdecayVertexV0X(trackpos->Vx()); //vertex of the decay is set as the vertex of creation of daughters | |
448 | tFemtoV0->SetdecayVertexV0Y(trackpos->Vy()); | |
449 | tFemtoV0->SetdecayVertexV0Z(trackpos->Vz()); | |
450 | AliFemtoThreeVector decayvertex(trackpos->Vx(),trackpos->Vy(),trackpos->Vz()); | |
451 | tFemtoV0->SetdecayVertexV0(decayvertex); | |
452 | ||
453 | tFemtoV0->SetdcaV0Daughters(0); | |
454 | tFemtoV0->SetCosPointingAngle(1); | |
455 | ||
456 | ||
457 | tFemtoV0->SetStatusPos(1); | |
458 | tFemtoV0->SetStatusNeg(1); | |
459 | ||
460 | ||
461 | if(trackpos->GetPdgCode()==2212) //proton | |
462 | { | |
463 | tFemtoV0->SetPosNSigmaTPCK(1000); | |
464 | tFemtoV0->SetPosNSigmaTPCPi(1000); | |
465 | tFemtoV0->SetPosNSigmaTPCP(0); | |
466 | } | |
467 | if(trackneg->GetPdgCode()==-2212) //antiproton | |
468 | { | |
469 | tFemtoV0->SetNegNSigmaTPCK(1000); | |
470 | tFemtoV0->SetNegNSigmaTPCPi(1000); | |
471 | tFemtoV0->SetNegNSigmaTPCP(0); | |
472 | } | |
473 | if(trackpos->GetPdgCode()==211) //pion plus | |
474 | { | |
475 | tFemtoV0->SetPosNSigmaTPCK(1000); | |
476 | tFemtoV0->SetPosNSigmaTPCPi(0); | |
477 | tFemtoV0->SetPosNSigmaTPCP(1000); | |
478 | } | |
479 | if(trackneg->GetPdgCode()==-211) //pion minus | |
480 | { | |
481 | tFemtoV0->SetNegNSigmaTPCK(1000); | |
482 | tFemtoV0->SetNegNSigmaTPCPi(0); | |
483 | tFemtoV0->SetNegNSigmaTPCP(1000); | |
484 | } | |
485 | if(trackpos->GetPdgCode()==321) //K+ | |
486 | { | |
487 | tFemtoV0->SetPosNSigmaTPCK(0); | |
488 | tFemtoV0->SetPosNSigmaTPCPi(1000); | |
489 | tFemtoV0->SetPosNSigmaTPCP(1000); | |
490 | } | |
491 | if(trackneg->GetPdgCode()==-321) //K- | |
492 | { | |
493 | tFemtoV0->SetNegNSigmaTPCK(0); | |
494 | tFemtoV0->SetNegNSigmaTPCPi(1000); | |
495 | tFemtoV0->SetNegNSigmaTPCP(1000); | |
496 | } | |
497 | ||
498 | ||
499 | } |