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f1d945a1 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
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 | ||
929098e4 | 16 | /***************************************************************** |
17 | AliFlowEventSimple: A simple event | |
18 | for flow analysis | |
19 | ||
20 | origin: Naomi van der Kolk (kolk@nikhef.nl) | |
21 | Ante Bilandzic (anteb@nikhef.nl) | |
22 | Raimond Snellings (Raimond.Snellings@nikhef.nl) | |
23 | mods: Mikolaj Krzewicki (mikolaj.krzewicki@cern.ch) | |
24 | *****************************************************************/ | |
25 | ||
f1d945a1 | 26 | #include "Riostream.h" |
27 | #include "TObjArray.h" | |
26c4cbb9 | 28 | #include "TFile.h" |
03a02aca | 29 | #include "TList.h" |
929098e4 | 30 | #include "TTree.h" |
31 | #include "TParticle.h" | |
f1d945a1 | 32 | #include "TMath.h" |
26c4cbb9 | 33 | #include "TH1F.h" |
34 | #include "TH1D.h" | |
bc231a12 | 35 | #include "TF1.h" |
26c4cbb9 | 36 | #include "TProfile.h" |
929098e4 | 37 | #include "TParameter.h" |
c076fda8 | 38 | #include "TBrowser.h" |
f1d945a1 | 39 | #include "AliFlowVector.h" |
40 | #include "AliFlowTrackSimple.h" | |
929098e4 | 41 | #include "AliFlowTrackSimpleCuts.h" |
701f71c1 | 42 | #include "AliFlowEventSimple.h" |
7382279b | 43 | #include "TRandom.h" |
f1d945a1 | 44 | |
3a7af7bd | 45 | using std::cout; |
46 | using std::endl; | |
47 | using std::cerr; | |
f1d945a1 | 48 | ClassImp(AliFlowEventSimple) |
49 | ||
50 | //----------------------------------------------------------------------- | |
46bec39c | 51 | AliFlowEventSimple::AliFlowEventSimple(): |
52 | fTrackCollection(NULL), | |
85d2ee8d | 53 | fReferenceMultiplicity(0), |
46bec39c | 54 | fNumberOfTracks(0), |
bc231a12 | 55 | fNumberOfRPs(0), |
df23c5ae | 56 | fNumberOfPOIs(0), |
7183fe85 | 57 | fMCReactionPlaneAngle(0.), |
929098e4 | 58 | fMCReactionPlaneAngleIsSet(kFALSE), |
bc231a12 | 59 | fAfterBurnerPrecision(0.001), |
9fa64edc | 60 | fUserModified(kFALSE), |
c076fda8 | 61 | fNumberOfTracksWrap(NULL), |
bc231a12 | 62 | fNumberOfRPsWrap(NULL), |
df23c5ae | 63 | fNumberOfPOIsWrap(NULL), |
ad4d7e4e | 64 | fMCReactionPlaneAngleWrap(NULL), |
65 | fShuffledIndexes(NULL), | |
66 | fShuffleTracks(kFALSE) | |
46bec39c | 67 | { |
68 | cout << "AliFlowEventSimple: Default constructor to be used only by root for io" << endl; | |
69 | } | |
70 | ||
71 | //----------------------------------------------------------------------- | |
9fa64edc | 72 | AliFlowEventSimple::AliFlowEventSimple( Int_t n, |
73 | ConstructionMethod method, | |
bc231a12 | 74 | TF1* ptDist, |
75 | Double_t phiMin, | |
76 | Double_t phiMax, | |
77 | Double_t etaMin, | |
78 | Double_t etaMax): | |
9fa64edc | 79 | fTrackCollection(new TObjArray(n)), |
a1c43d26 | 80 | fReferenceMultiplicity(0), |
bc231a12 | 81 | fNumberOfTracks(0), |
82 | fNumberOfRPs(0), | |
df23c5ae | 83 | fNumberOfPOIs(0), |
bc231a12 | 84 | fMCReactionPlaneAngle(0.), |
85 | fMCReactionPlaneAngleIsSet(kFALSE), | |
86 | fAfterBurnerPrecision(0.001), | |
9fa64edc | 87 | fUserModified(kFALSE), |
bc231a12 | 88 | fNumberOfTracksWrap(NULL), |
89 | fNumberOfRPsWrap(NULL), | |
df23c5ae | 90 | fNumberOfPOIsWrap(NULL), |
ad4d7e4e | 91 | fMCReactionPlaneAngleWrap(NULL), |
92 | fShuffledIndexes(NULL), | |
93 | fShuffleTracks(kFALSE) | |
bc231a12 | 94 | { |
9fa64edc | 95 | //ctor |
96 | // if second argument is set to AliFlowEventSimple::kGenerate | |
97 | // it generates n random tracks with given Pt distribution | |
98 | // (a sane default is provided), phi and eta are uniform | |
99 | ||
100 | if (method==kGenerate) | |
101 | Generate(n,ptDist,phiMin,phiMax,etaMin,etaMax); | |
f1d945a1 | 102 | } |
103 | ||
104 | //----------------------------------------------------------------------- | |
e35ddff0 | 105 | AliFlowEventSimple::AliFlowEventSimple(const AliFlowEventSimple& anEvent): |
bc231a12 | 106 | TObject(anEvent), |
107 | fTrackCollection((TObjArray*)(anEvent.fTrackCollection)->Clone()), | |
85d2ee8d | 108 | fReferenceMultiplicity(anEvent.fReferenceMultiplicity), |
e35ddff0 | 109 | fNumberOfTracks(anEvent.fNumberOfTracks), |
bc231a12 | 110 | fNumberOfRPs(anEvent.fNumberOfRPs), |
df23c5ae | 111 | fNumberOfPOIs(anEvent.fNumberOfPOIs), |
a12990bb | 112 | fMCReactionPlaneAngle(anEvent.fMCReactionPlaneAngle), |
929098e4 | 113 | fMCReactionPlaneAngleIsSet(anEvent.fMCReactionPlaneAngleIsSet), |
bc231a12 | 114 | fAfterBurnerPrecision(anEvent.fAfterBurnerPrecision), |
9fa64edc | 115 | fUserModified(anEvent.fUserModified), |
c076fda8 | 116 | fNumberOfTracksWrap(anEvent.fNumberOfTracksWrap), |
bc231a12 | 117 | fNumberOfRPsWrap(anEvent.fNumberOfRPsWrap), |
df23c5ae | 118 | fNumberOfPOIsWrap(anEvent.fNumberOfPOIsWrap), |
ad4d7e4e | 119 | fMCReactionPlaneAngleWrap(anEvent.fMCReactionPlaneAngleWrap), |
120 | fShuffledIndexes(NULL), | |
121 | fShuffleTracks(anEvent.fShuffleTracks) | |
f1d945a1 | 122 | { |
929098e4 | 123 | //copy constructor |
f1d945a1 | 124 | } |
125 | ||
126 | //----------------------------------------------------------------------- | |
e35ddff0 | 127 | AliFlowEventSimple& AliFlowEventSimple::operator=(const AliFlowEventSimple& anEvent) |
f1d945a1 | 128 | { |
124fb262 | 129 | //assignment operator |
2047680a | 130 | if (&anEvent==this) return *this; //check self-assignment |
701f71c1 | 131 | if (fTrackCollection) fTrackCollection->Delete(); |
124fb262 | 132 | delete fTrackCollection; |
bc231a12 | 133 | fTrackCollection = (TObjArray*)(anEvent.fTrackCollection)->Clone(); //deep copy |
85d2ee8d | 134 | fReferenceMultiplicity = anEvent.fReferenceMultiplicity; |
e35ddff0 | 135 | fNumberOfTracks = anEvent.fNumberOfTracks; |
bc231a12 | 136 | fNumberOfRPs = anEvent.fNumberOfRPs; |
df23c5ae | 137 | fNumberOfPOIs = anEvent.fNumberOfPOIs; |
a12990bb | 138 | fMCReactionPlaneAngle = anEvent.fMCReactionPlaneAngle; |
929098e4 | 139 | fMCReactionPlaneAngleIsSet = anEvent.fMCReactionPlaneAngleIsSet; |
bc231a12 | 140 | fAfterBurnerPrecision = anEvent.fAfterBurnerPrecision; |
9fa64edc | 141 | fUserModified=anEvent.fUserModified; |
929098e4 | 142 | fNumberOfTracksWrap = anEvent.fNumberOfTracksWrap; |
bc231a12 | 143 | fNumberOfRPsWrap = anEvent.fNumberOfRPsWrap; |
df23c5ae | 144 | fNumberOfPOIsWrap = anEvent.fNumberOfPOIsWrap; |
a12990bb | 145 | fMCReactionPlaneAngleWrap=anEvent.fMCReactionPlaneAngleWrap; |
ad4d7e4e | 146 | fShuffleTracks=anEvent.fShuffleTracks; |
147 | delete [] fShuffledIndexes; | |
f1d945a1 | 148 | return *this; |
f1d945a1 | 149 | } |
150 | ||
929098e4 | 151 | //----------------------------------------------------------------------- |
f1d945a1 | 152 | AliFlowEventSimple::~AliFlowEventSimple() |
153 | { | |
154 | //destructor | |
929098e4 | 155 | if (fTrackCollection) fTrackCollection->Delete(); |
156 | delete fTrackCollection; | |
7d27a354 | 157 | delete fNumberOfTracksWrap; |
158 | delete fNumberOfRPsWrap; | |
df23c5ae | 159 | delete fNumberOfPOIsWrap; |
7d27a354 | 160 | delete fMCReactionPlaneAngleWrap; |
ad4d7e4e | 161 | delete fShuffledIndexes; |
f1d945a1 | 162 | } |
163 | ||
bc231a12 | 164 | //----------------------------------------------------------------------- |
165 | void AliFlowEventSimple::Generate(Int_t nParticles, | |
6e027e29 | 166 | TF1* ptDist, |
167 | Double_t phiMin, | |
168 | Double_t phiMax, | |
169 | Double_t etaMin, | |
170 | Double_t etaMax) | |
bc231a12 | 171 | { |
172 | //generate nParticles random tracks uniform in phi and eta | |
173 | //according to the specified pt distribution | |
6e027e29 | 174 | if (!ptDist) |
175 | { | |
176 | static TF1 ptdistribution("ptSpectra","x*TMath::Exp(-pow(0.13957*0.13957+x*x,0.5)/0.4)",0.1,10.); | |
177 | ptDist=&ptdistribution; | |
178 | } | |
9fa64edc | 179 | |
bc231a12 | 180 | for (Int_t i=0; i<nParticles; i++) |
181 | { | |
701f71c1 | 182 | AliFlowTrackSimple* track = new AliFlowTrackSimple(); |
183 | track->SetPhi( gRandom->Uniform(phiMin,phiMax) ); | |
184 | track->SetEta( gRandom->Uniform(etaMin,etaMax) ); | |
185 | track->SetPt( ptDist->GetRandom() ); | |
186 | track->SetCharge( (gRandom->Uniform()-0.5<0)?-1:1 ); | |
187 | AddTrack(track); | |
bc231a12 | 188 | } |
6e027e29 | 189 | fMCReactionPlaneAngle=gRandom->Uniform(0.0,TMath::TwoPi()); |
9fa64edc | 190 | fMCReactionPlaneAngleIsSet=kTRUE; |
191 | SetUserModified(); | |
bc231a12 | 192 | } |
193 | ||
929098e4 | 194 | //----------------------------------------------------------------------- |
f1d945a1 | 195 | AliFlowTrackSimple* AliFlowEventSimple::GetTrack(Int_t i) |
196 | { | |
197 | //get track i from collection | |
7382279b | 198 | if (i>=fNumberOfTracks) return NULL; |
ad4d7e4e | 199 | Int_t trackIndex=i; |
200 | //if asked use the shuffled index | |
201 | if (fShuffleTracks) | |
202 | { | |
ba4dd29f | 203 | if (!fShuffledIndexes) ShuffleTracks(); |
ad4d7e4e | 204 | trackIndex=fShuffledIndexes[i]; |
205 | } | |
206 | AliFlowTrackSimple* pTrack = static_cast<AliFlowTrackSimple*>(fTrackCollection->At(trackIndex)) ; | |
e35ddff0 | 207 | return pTrack; |
f1d945a1 | 208 | } |
209 | ||
ba4dd29f | 210 | //----------------------------------------------------------------------- |
211 | void AliFlowEventSimple::ShuffleTracks() | |
212 | { | |
213 | //shuffle track indexes | |
214 | if (!fShuffledIndexes) | |
215 | { | |
216 | //initialize the table with shuffeled indexes | |
217 | fShuffledIndexes = new Int_t[fNumberOfTracks]; | |
218 | for (Int_t j=0; j<fNumberOfTracks; j++) { fShuffledIndexes[j]=j; } | |
219 | } | |
220 | //shuffle | |
221 | std::random_shuffle(&fShuffledIndexes[0], &fShuffledIndexes[fNumberOfTracks]); | |
222 | } | |
223 | ||
7382279b | 224 | //----------------------------------------------------------------------- |
225 | void AliFlowEventSimple::AddTrack( AliFlowTrackSimple* track ) | |
226 | { | |
7d27a354 | 227 | //add a track, delete the old one if necessary |
228 | if (fNumberOfTracks < fTrackCollection->GetEntriesFast()) | |
229 | { | |
230 | TObject* o = fTrackCollection->At(fNumberOfTracks); | |
231 | if (o) delete o; | |
232 | } | |
233 | fTrackCollection->AddAtAndExpand(track,fNumberOfTracks); | |
7382279b | 234 | fNumberOfTracks++; |
37b19b98 | 235 | delete [] fShuffledIndexes; fShuffledIndexes=NULL; |
7382279b | 236 | } |
237 | ||
7b5556ef | 238 | //----------------------------------------------------------------------- |
239 | AliFlowTrackSimple* AliFlowEventSimple::MakeNewTrack() | |
240 | { | |
241 | AliFlowTrackSimple *t=dynamic_cast<AliFlowTrackSimple *>(fTrackCollection->RemoveAt(fNumberOfTracks)); | |
242 | if( !t ) { // If there was no track at the end of the list then create a new track | |
243 | t=new AliFlowTrackSimple(); | |
244 | } | |
245 | ||
246 | return t; | |
247 | } | |
248 | ||
929098e4 | 249 | //----------------------------------------------------------------------- |
250 | AliFlowVector AliFlowEventSimple::GetQ(Int_t n, TList *weightsList, Bool_t usePhiWeights, Bool_t usePtWeights, Bool_t useEtaWeights) | |
f1d945a1 | 251 | { |
929098e4 | 252 | // calculate Q-vector in harmonic n without weights (default harmonic n=2) |
e35ddff0 | 253 | Double_t dQX = 0.; |
254 | Double_t dQY = 0.; | |
255 | AliFlowVector vQ; | |
256 | vQ.Set(0.,0.); | |
929098e4 | 257 | |
9825d4a9 | 258 | Int_t iOrder = n; |
8eca5d19 | 259 | Double_t sumOfWeights = 0.; |
44e060e0 | 260 | Double_t dPhi = 0.; |
261 | Double_t dPt = 0.; | |
262 | Double_t dEta = 0.; | |
263 | Double_t dWeight = 1.; | |
929098e4 | 264 | |
26c4cbb9 | 265 | AliFlowTrackSimple* pTrack = NULL; |
929098e4 | 266 | |
44e060e0 | 267 | Int_t nBinsPhi = 0; |
268 | Double_t dBinWidthPt = 0.; | |
269 | Double_t dPtMin = 0.; | |
270 | Double_t dBinWidthEta = 0.; | |
271 | Double_t dEtaMin = 0.; | |
929098e4 | 272 | |
44e060e0 | 273 | Double_t wPhi = 1.; // weight Phi |
274 | Double_t wPt = 1.; // weight Pt | |
275 | Double_t wEta = 1.; // weight Eta | |
929098e4 | 276 | |
03a02aca | 277 | TH1F *phiWeights = NULL; |
ae733b3b | 278 | TH1D *ptWeights = NULL; |
03a02aca | 279 | TH1D *etaWeights = NULL; |
929098e4 | 280 | |
03a02aca | 281 | if(weightsList) |
26c4cbb9 | 282 | { |
929098e4 | 283 | if(usePhiWeights) |
284 | { | |
285 | phiWeights = dynamic_cast<TH1F *>(weightsList->FindObject("phi_weights")); | |
286 | if(phiWeights) nBinsPhi = phiWeights->GetNbinsX(); | |
287 | } | |
288 | if(usePtWeights) | |
03a02aca | 289 | { |
929098e4 | 290 | ptWeights = dynamic_cast<TH1D *>(weightsList->FindObject("pt_weights")); |
291 | if(ptWeights) | |
292 | { | |
293 | dBinWidthPt = ptWeights->GetBinWidth(1); // assuming that all bins have the same width | |
294 | dPtMin = (ptWeights->GetXaxis())->GetXmin(); | |
295 | } | |
296 | } | |
297 | if(useEtaWeights) | |
03a02aca | 298 | { |
929098e4 | 299 | etaWeights = dynamic_cast<TH1D *>(weightsList->FindObject("eta_weights")); |
300 | if(etaWeights) | |
301 | { | |
302 | dBinWidthEta = etaWeights->GetBinWidth(1); // assuming that all bins have the same width | |
303 | dEtaMin = (etaWeights->GetXaxis())->GetXmin(); | |
304 | } | |
305 | } | |
03a02aca | 306 | } // end of if(weightsList) |
929098e4 | 307 | |
308 | // loop over tracks | |
309 | for(Int_t i=0; i<fNumberOfTracks; i++) | |
26c4cbb9 | 310 | { |
124fb262 | 311 | pTrack = (AliFlowTrackSimple*)fTrackCollection->At(i); |
929098e4 | 312 | if(pTrack) |
f1d945a1 | 313 | { |
929098e4 | 314 | if(pTrack->InRPSelection()) |
315 | { | |
316 | dPhi = pTrack->Phi(); | |
317 | dPt = pTrack->Pt(); | |
318 | dEta = pTrack->Eta(); | |
701f71c1 | 319 | dWeight = pTrack->Weight(); |
929098e4 | 320 | |
321 | // determine Phi weight: (to be improved, I should here only access it + the treatment of gaps in the if statement) | |
322 | if(phiWeights && nBinsPhi) | |
323 | { | |
324 | wPhi = phiWeights->GetBinContent(1+(Int_t)(TMath::Floor(dPhi*nBinsPhi/TMath::TwoPi()))); | |
325 | } | |
326 | // determine v'(pt) weight: | |
327 | if(ptWeights && dBinWidthPt) | |
328 | { | |
329 | wPt=ptWeights->GetBinContent(1+(Int_t)(TMath::Floor((dPt-dPtMin)/dBinWidthPt))); | |
330 | } | |
331 | // determine v'(eta) weight: | |
332 | if(etaWeights && dBinWidthEta) | |
333 | { | |
334 | wEta=etaWeights->GetBinContent(1+(Int_t)(TMath::Floor((dEta-dEtaMin)/dBinWidthEta))); | |
335 | } | |
336 | ||
337 | // building up the weighted Q-vector: | |
44e060e0 | 338 | dQX += dWeight*wPhi*wPt*wEta*TMath::Cos(iOrder*dPhi); |
339 | dQY += dWeight*wPhi*wPt*wEta*TMath::Sin(iOrder*dPhi); | |
929098e4 | 340 | |
341 | // weighted multiplicity: | |
8eca5d19 | 342 | sumOfWeights += dWeight*wPhi*wPt*wEta; |
929098e4 | 343 | |
344 | } // end of if (pTrack->InRPSelection()) | |
345 | } // end of if (pTrack) | |
346 | else | |
347 | { | |
348 | cerr << "no particle!!!"<<endl; | |
349 | } | |
ae733b3b | 350 | } // loop over particles |
929098e4 | 351 | |
e35ddff0 | 352 | vQ.Set(dQX,dQY); |
8eca5d19 | 353 | vQ.SetMult(sumOfWeights); |
929098e4 | 354 | |
e35ddff0 | 355 | return vQ; |
929098e4 | 356 | |
5fef318d | 357 | } |
358 | ||
929098e4 | 359 | //----------------------------------------------------------------------- |
360 | void AliFlowEventSimple::Get2Qsub(AliFlowVector* Qarray, Int_t n, TList *weightsList, Bool_t usePhiWeights, Bool_t usePtWeights, Bool_t useEtaWeights) | |
395fadba | 361 | { |
929098e4 | 362 | |
363 | // calculate Q-vector in harmonic n without weights (default harmonic n=2) | |
395fadba | 364 | Double_t dQX = 0.; |
365 | Double_t dQY = 0.; | |
929098e4 | 366 | |
395fadba | 367 | Int_t iOrder = n; |
8eca5d19 | 368 | Double_t sumOfWeights = 0.; |
395fadba | 369 | Double_t dPhi = 0.; |
370 | Double_t dPt = 0.; | |
371 | Double_t dEta = 0.; | |
44e060e0 | 372 | Double_t dWeight = 1.; |
929098e4 | 373 | |
395fadba | 374 | AliFlowTrackSimple* pTrack = NULL; |
929098e4 | 375 | |
44e060e0 | 376 | Int_t iNbinsPhiSub0 = 0; |
377 | Int_t iNbinsPhiSub1 = 0; | |
395fadba | 378 | Double_t dBinWidthPt = 0.; |
379 | Double_t dPtMin = 0.; | |
380 | Double_t dBinWidthEta= 0.; | |
381 | Double_t dEtaMin = 0.; | |
929098e4 | 382 | |
383 | Double_t dWphi = 1.; // weight Phi | |
384 | Double_t dWpt = 1.; // weight Pt | |
385 | Double_t dWeta = 1.; // weight Eta | |
386 | ||
44e060e0 | 387 | TH1F* phiWeightsSub0 = NULL; |
388 | TH1F* phiWeightsSub1 = NULL; | |
29195b69 | 389 | TH1D* ptWeights = NULL; |
390 | TH1D* etaWeights = NULL; | |
929098e4 | 391 | |
392 | if(weightsList) | |
393 | { | |
394 | if(usePhiWeights) | |
395 | { | |
44e060e0 | 396 | phiWeightsSub0 = dynamic_cast<TH1F *>(weightsList->FindObject("phi_weights_sub0")); |
44e060e0 | 397 | if(phiWeightsSub0) { |
13ff9ccd | 398 | iNbinsPhiSub0 = phiWeightsSub0->GetNbinsX(); |
44e060e0 | 399 | } |
13ff9ccd | 400 | phiWeightsSub1 = dynamic_cast<TH1F *>(weightsList->FindObject("phi_weights_sub1")); |
44e060e0 | 401 | if(phiWeightsSub1) { |
13ff9ccd | 402 | iNbinsPhiSub1 = phiWeightsSub1->GetNbinsX(); |
29195b69 | 403 | } |
929098e4 | 404 | } |
405 | if(usePtWeights) | |
406 | { | |
29195b69 | 407 | ptWeights = dynamic_cast<TH1D *>(weightsList->FindObject("pt_weights")); |
929098e4 | 408 | if(ptWeights) |
409 | { | |
410 | dBinWidthPt = ptWeights->GetBinWidth(1); // assuming that all bins have the same width | |
411 | dPtMin = (ptWeights->GetXaxis())->GetXmin(); | |
412 | } | |
413 | } | |
414 | if(useEtaWeights) | |
415 | { | |
416 | etaWeights = dynamic_cast<TH1D *>(weightsList->FindObject("eta_weights")); | |
417 | if(etaWeights) | |
418 | { | |
419 | dBinWidthEta = etaWeights->GetBinWidth(1); // assuming that all bins have the same width | |
420 | dEtaMin = (etaWeights->GetXaxis())->GetXmin(); | |
421 | } | |
422 | } | |
395fadba | 423 | } // end of if(weightsList) |
929098e4 | 424 | |
b125a454 | 425 | //loop over the two subevents |
929098e4 | 426 | for (Int_t s=0; s<2; s++) |
427 | { | |
428 | // loop over tracks | |
429 | for(Int_t i=0; i<fNumberOfTracks; i++) | |
430 | { | |
124fb262 | 431 | pTrack = (AliFlowTrackSimple*)fTrackCollection->At(i); |
929098e4 | 432 | if(pTrack) |
433 | { | |
434 | if(pTrack->InRPSelection()) | |
435 | { | |
436 | if (pTrack->InSubevent(s)) | |
437 | { | |
44e060e0 | 438 | dPhi = pTrack->Phi(); |
439 | dPt = pTrack->Pt(); | |
440 | dEta = pTrack->Eta(); | |
441 | dWeight = pTrack->Weight(); | |
929098e4 | 442 | |
443 | // determine Phi weight: (to be improved, I should here only access it + the treatment of gaps in the if statement) | |
13ff9ccd | 444 | //subevent 0 |
445 | if(s == 0) { | |
446 | if(phiWeightsSub0 && iNbinsPhiSub0) { | |
447 | Int_t phiBin = 1+(Int_t)(TMath::Floor(dPhi*iNbinsPhiSub0/TMath::TwoPi())); | |
448 | //use the phi value at the center of the bin | |
449 | dPhi = phiWeightsSub0->GetBinCenter(phiBin); | |
450 | dWphi = phiWeightsSub0->GetBinContent(phiBin); | |
451 | } | |
452 | } | |
453 | //subevent 1 | |
454 | else if (s == 1) { | |
455 | if(phiWeightsSub1 && iNbinsPhiSub1) { | |
456 | Int_t phiBin = 1+(Int_t)(TMath::Floor(dPhi*iNbinsPhiSub1/TMath::TwoPi())); | |
457 | //use the phi value at the center of the bin | |
458 | dPhi = phiWeightsSub1->GetBinCenter(phiBin); | |
459 | dWphi = phiWeightsSub1->GetBinContent(phiBin); | |
44e060e0 | 460 | } |
461 | } | |
13ff9ccd | 462 | |
929098e4 | 463 | // determine v'(pt) weight: |
464 | if(ptWeights && dBinWidthPt) | |
465 | { | |
466 | dWpt=ptWeights->GetBinContent(1+(Int_t)(TMath::Floor((dPt-dPtMin)/dBinWidthPt))); | |
467 | } | |
44e060e0 | 468 | |
929098e4 | 469 | // determine v'(eta) weight: |
470 | if(etaWeights && dBinWidthEta) | |
471 | { | |
472 | dWeta=etaWeights->GetBinContent(1+(Int_t)(TMath::Floor((dEta-dEtaMin)/dBinWidthEta))); | |
473 | } | |
474 | ||
475 | // building up the weighted Q-vector: | |
44e060e0 | 476 | dQX += dWeight*dWphi*dWpt*dWeta*TMath::Cos(iOrder*dPhi); |
477 | dQY += dWeight*dWphi*dWpt*dWeta*TMath::Sin(iOrder*dPhi); | |
929098e4 | 478 | |
479 | // weighted multiplicity: | |
8eca5d19 | 480 | sumOfWeights+=dWeight*dWphi*dWpt*dWeta; |
929098e4 | 481 | |
482 | } // end of subevent | |
483 | } // end of if (pTrack->InRPSelection()) | |
29195b69 | 484 | } // end of if (pTrack) |
929098e4 | 485 | else |
486 | { | |
487 | cerr << "no particle!!!"<<endl; | |
488 | } | |
29195b69 | 489 | } // loop over particles |
490 | Qarray[s].Set(dQX,dQY); | |
8eca5d19 | 491 | Qarray[s].SetMult(sumOfWeights); |
29195b69 | 492 | //reset |
8eca5d19 | 493 | sumOfWeights = 0.; |
29195b69 | 494 | dQX = 0.; |
495 | dQY = 0.; | |
496 | } | |
929098e4 | 497 | |
395fadba | 498 | } |
499 | ||
500 | ||
929098e4 | 501 | //----------------------------------------------------------------------- |
c076fda8 | 502 | void AliFlowEventSimple::Print(Option_t *option) const |
503 | { | |
504 | // -*-*-*-*-*Print some global quantities for this histogram collection class *-*-*-*-*-*-*-* | |
505 | // =============================================== | |
506 | // printf( "TH1.Print Name = %s, Entries= %d, Total sum= %g\n",GetName(),Int_t(fEntries),GetSumOfWeights()); | |
df23c5ae | 507 | printf( "Class.Print Name = %s, #tracks= %d, Number of RPs= %d, Number of POIs= %d, MC EventPlaneAngle= %f\n", |
508 | GetName(),fNumberOfTracks, fNumberOfRPs, fNumberOfPOIs, fMCReactionPlaneAngle ); | |
c076fda8 | 509 | |
b4dba88d | 510 | TString optionstr(option); |
511 | if (!optionstr.Contains("all")) return; | |
929098e4 | 512 | if (fTrackCollection) |
513 | { | |
c076fda8 | 514 | fTrackCollection->Print(option); |
515 | } | |
929098e4 | 516 | else |
517 | { | |
c076fda8 | 518 | printf( "Empty track collection \n"); |
519 | } | |
520 | } | |
521 | ||
929098e4 | 522 | //----------------------------------------------------------------------- |
523 | void AliFlowEventSimple::Browse(TBrowser *b) | |
c076fda8 | 524 | { |
cc0afcfc | 525 | //browse in TBrowser |
c076fda8 | 526 | if (!b) return; |
929098e4 | 527 | if (!fNumberOfTracksWrap) |
528 | { | |
c076fda8 | 529 | fNumberOfTracksWrap = new TParameter<int>("fNumberOfTracks", fNumberOfTracks); |
530 | b->Add(fNumberOfTracksWrap); | |
531 | } | |
bc231a12 | 532 | if (!fNumberOfRPsWrap) |
929098e4 | 533 | { |
bc231a12 | 534 | fNumberOfRPsWrap = new TParameter<int>("fNumberOfRPs", fNumberOfRPs); |
535 | b->Add(fNumberOfRPsWrap); | |
c076fda8 | 536 | } |
df23c5ae | 537 | if (!fNumberOfPOIsWrap) |
538 | { | |
539 | fNumberOfPOIsWrap = new TParameter<int>("fNumberOfPOIs", fNumberOfPOIs); | |
540 | b->Add(fNumberOfPOIsWrap); | |
541 | } | |
929098e4 | 542 | if (!fMCReactionPlaneAngleWrap) |
543 | { | |
7183fe85 | 544 | fMCReactionPlaneAngleWrap = new TParameter<double>(" fMCReactionPlaneAngle", fMCReactionPlaneAngle); |
a12990bb | 545 | b->Add( fMCReactionPlaneAngleWrap); |
546 | } | |
c076fda8 | 547 | if (fTrackCollection) b->Add(fTrackCollection,"AliFlowTracksSimple"); |
548 | } | |
549 | ||
929098e4 | 550 | //----------------------------------------------------------------------- |
551 | AliFlowEventSimple::AliFlowEventSimple( TTree* inputTree, | |
552 | const AliFlowTrackSimpleCuts* rpCuts, | |
553 | const AliFlowTrackSimpleCuts* poiCuts): | |
554 | fTrackCollection(NULL), | |
85d2ee8d | 555 | fReferenceMultiplicity(0), |
929098e4 | 556 | fNumberOfTracks(0), |
bc231a12 | 557 | fNumberOfRPs(0), |
df23c5ae | 558 | fNumberOfPOIs(0), |
929098e4 | 559 | fMCReactionPlaneAngle(0.), |
560 | fMCReactionPlaneAngleIsSet(kFALSE), | |
bc231a12 | 561 | fAfterBurnerPrecision(0.001), |
9fa64edc | 562 | fUserModified(kFALSE), |
929098e4 | 563 | fNumberOfTracksWrap(NULL), |
bc231a12 | 564 | fNumberOfRPsWrap(NULL), |
df23c5ae | 565 | fNumberOfPOIsWrap(NULL), |
ad4d7e4e | 566 | fMCReactionPlaneAngleWrap(NULL), |
567 | fShuffledIndexes(NULL), | |
568 | fShuffleTracks(kFALSE) | |
929098e4 | 569 | { |
570 | //constructor, fills the event from a TTree of kinematic.root files | |
571 | //applies RP and POI cuts, tags the tracks | |
572 | ||
573 | Int_t numberOfInputTracks = inputTree->GetEntries() ; | |
574 | fTrackCollection = new TObjArray(numberOfInputTracks/2); | |
575 | ||
576 | TParticle* pParticle = new TParticle(); | |
577 | inputTree->SetBranchAddress("Particles",&pParticle); | |
578 | ||
929098e4 | 579 | for (Int_t i=0; i<numberOfInputTracks; i++) |
580 | { | |
581 | inputTree->GetEntry(i); //get input particle | |
582 | ||
583 | if (!pParticle) continue; //no particle | |
584 | if (!pParticle->IsPrimary()) continue; | |
585 | ||
7382279b | 586 | Bool_t rpOK = rpCuts->PassesCuts(pParticle); |
587 | Bool_t poiOK = poiCuts->PassesCuts(pParticle); | |
929098e4 | 588 | |
7382279b | 589 | if (rpOK || poiOK) |
929098e4 | 590 | { |
591 | AliFlowTrackSimple* pTrack = new AliFlowTrackSimple(pParticle); | |
592 | ||
593 | //marking the particles used for int. flow: | |
7382279b | 594 | if(rpOK) |
929098e4 | 595 | { |
596 | pTrack->SetForRPSelection(kTRUE); | |
bc231a12 | 597 | fNumberOfRPs++; |
df23c5ae | 598 | cout<<"fNumberOfRPs = "<<fNumberOfRPs<<endl; |
929098e4 | 599 | } |
600 | //marking the particles used for diff. flow: | |
7382279b | 601 | if(poiOK) |
929098e4 | 602 | { |
603 | pTrack->SetForPOISelection(kTRUE); | |
df23c5ae | 604 | fNumberOfPOIs++; |
605 | cout<<"fNumberOfPOIs = "<<fNumberOfPOIs<<endl; | |
929098e4 | 606 | } |
607 | //adding a particles which were used either for int. or diff. flow to the list | |
124fb262 | 608 | AddTrack(pTrack); |
929098e4 | 609 | } |
610 | }//for i | |
611 | delete pParticle; | |
612 | } | |
613 | ||
614 | //_____________________________________________________________________________ | |
615 | void AliFlowEventSimple::CloneTracks(Int_t n) | |
616 | { | |
617 | //clone every track n times to add non-flow | |
34b15925 | 618 | if (n<=0) return; //no use to clone stuff zero or less times |
bc231a12 | 619 | Int_t ntracks = fNumberOfTracks; |
620 | fTrackCollection->Expand((n+1)*fNumberOfTracks); | |
621 | for (Int_t i=0; i<n; i++) | |
929098e4 | 622 | { |
bc231a12 | 623 | for (Int_t itrack=0; itrack<ntracks; itrack++) |
929098e4 | 624 | { |
625 | AliFlowTrackSimple* track = dynamic_cast<AliFlowTrackSimple*>(fTrackCollection->At(itrack)); | |
626 | if (!track) continue; | |
bc231a12 | 627 | AddTrack(static_cast<AliFlowTrackSimple*>(track->Clone())); |
929098e4 | 628 | } |
629 | } | |
9fa64edc | 630 | SetUserModified(); |
929098e4 | 631 | } |
7382279b | 632 | |
633 | //_____________________________________________________________________________ | |
634 | void AliFlowEventSimple::ResolutionPt(Double_t res) | |
635 | { | |
636 | //smear pt of all tracks by gaussian with sigma=res | |
637 | for (Int_t i=0; i<fNumberOfTracks; i++) | |
638 | { | |
639 | AliFlowTrackSimple* track = static_cast<AliFlowTrackSimple*>(fTrackCollection->At(i)); | |
124fb262 | 640 | if (track) track->ResolutionPt(res); |
7382279b | 641 | } |
9fa64edc | 642 | SetUserModified(); |
7382279b | 643 | } |
124fb262 | 644 | |
645 | //_____________________________________________________________________________ | |
34b15925 | 646 | void AliFlowEventSimple::TagSubeventsInEta( Double_t etaMinA, |
647 | Double_t etaMaxA, | |
648 | Double_t etaMinB, | |
649 | Double_t etaMaxB ) | |
124fb262 | 650 | { |
651 | //Flag two subevents in given eta ranges | |
652 | for (Int_t i=0; i<fNumberOfTracks; i++) | |
653 | { | |
654 | AliFlowTrackSimple* track = static_cast<AliFlowTrackSimple*>(fTrackCollection->At(i)); | |
3ca4688a | 655 | if (!track) continue; |
656 | track->ResetSubEventTags(); | |
124fb262 | 657 | Double_t eta=track->Eta(); |
658 | if (eta >= etaMinA && eta <= etaMaxA) track->SetForSubevent(0); | |
659 | if (eta >= etaMinB && eta <= etaMaxB) track->SetForSubevent(1); | |
660 | } | |
661 | } | |
662 | ||
076df7bf | 663 | //_____________________________________________________________________________ |
664 | void AliFlowEventSimple::TagSubeventsByCharge() | |
665 | { | |
666 | //Flag two subevents in given eta ranges | |
667 | for (Int_t i=0; i<fNumberOfTracks; i++) | |
668 | { | |
669 | AliFlowTrackSimple* track = static_cast<AliFlowTrackSimple*>(fTrackCollection->At(i)); | |
3ca4688a | 670 | if (!track) continue; |
671 | track->ResetSubEventTags(); | |
076df7bf | 672 | Int_t charge=track->Charge(); |
673 | if (charge<0) track->SetForSubevent(0); | |
674 | if (charge>0) track->SetForSubevent(1); | |
675 | } | |
676 | } | |
677 | ||
bc231a12 | 678 | //_____________________________________________________________________________ |
34b15925 | 679 | void AliFlowEventSimple::AddV1( Double_t v1 ) |
bc231a12 | 680 | { |
681 | //add v2 to all tracks wrt the reaction plane angle | |
682 | for (Int_t i=0; i<fNumberOfTracks; i++) | |
683 | { | |
684 | AliFlowTrackSimple* track = static_cast<AliFlowTrackSimple*>(fTrackCollection->At(i)); | |
685 | if (track) track->AddV1(v1, fMCReactionPlaneAngle, fAfterBurnerPrecision); | |
686 | } | |
9fa64edc | 687 | SetUserModified(); |
bc231a12 | 688 | } |
689 | ||
124fb262 | 690 | //_____________________________________________________________________________ |
34b15925 | 691 | void AliFlowEventSimple::AddV2( Double_t v2 ) |
124fb262 | 692 | { |
244c607a | 693 | //add v2 to all tracks wrt the reaction plane angle |
124fb262 | 694 | for (Int_t i=0; i<fNumberOfTracks; i++) |
695 | { | |
696 | AliFlowTrackSimple* track = static_cast<AliFlowTrackSimple*>(fTrackCollection->At(i)); | |
bc231a12 | 697 | if (track) track->AddV2(v2, fMCReactionPlaneAngle, fAfterBurnerPrecision); |
698 | } | |
9fa64edc | 699 | SetUserModified(); |
bc231a12 | 700 | } |
701 | ||
702 | //_____________________________________________________________________________ | |
54089829 | 703 | void AliFlowEventSimple::AddV3( Double_t v3 ) |
704 | { | |
705 | //add v3 to all tracks wrt the reaction plane angle | |
706 | for (Int_t i=0; i<fNumberOfTracks; i++) | |
707 | { | |
708 | AliFlowTrackSimple* track = static_cast<AliFlowTrackSimple*>(fTrackCollection->At(i)); | |
709 | if (track) track->AddV3(v3, fMCReactionPlaneAngle, fAfterBurnerPrecision); | |
710 | } | |
711 | SetUserModified(); | |
712 | } | |
713 | ||
714 | //_____________________________________________________________________________ | |
34b15925 | 715 | void AliFlowEventSimple::AddV4( Double_t v4 ) |
bc231a12 | 716 | { |
717 | //add v4 to all tracks wrt the reaction plane angle | |
718 | for (Int_t i=0; i<fNumberOfTracks; i++) | |
719 | { | |
720 | AliFlowTrackSimple* track = static_cast<AliFlowTrackSimple*>(fTrackCollection->At(i)); | |
721 | if (track) track->AddV4(v4, fMCReactionPlaneAngle, fAfterBurnerPrecision); | |
722 | } | |
9fa64edc | 723 | SetUserModified(); |
bc231a12 | 724 | } |
725 | ||
726 | //_____________________________________________________________________________ | |
1a80f9f6 | 727 | void AliFlowEventSimple::AddV5( Double_t v5 ) |
728 | { | |
729 | //add v4 to all tracks wrt the reaction plane angle | |
730 | for (Int_t i=0; i<fNumberOfTracks; i++) | |
731 | { | |
732 | AliFlowTrackSimple* track = static_cast<AliFlowTrackSimple*>(fTrackCollection->At(i)); | |
733 | if (track) track->AddV5(v5, fMCReactionPlaneAngle, fAfterBurnerPrecision); | |
734 | } | |
735 | SetUserModified(); | |
736 | } | |
737 | ||
738 | //_____________________________________________________________________________ | |
739 | void AliFlowEventSimple::AddFlow( Double_t v1, Double_t v2, Double_t v3, Double_t v4, Double_t v5, | |
740 | Double_t rp1, Double_t rp2, Double_t rp3, Double_t rp4, Double_t rp5 ) | |
741 | { | |
742 | //add flow to all tracks wrt the reaction plane angle, for all harmonic separate angle | |
743 | for (Int_t i=0; i<fNumberOfTracks; i++) | |
744 | { | |
745 | AliFlowTrackSimple* track = static_cast<AliFlowTrackSimple*>(fTrackCollection->At(i)); | |
746 | if (track) track->AddFlow(v1,v2,v3,v4,v5,rp1,rp2,rp3,rp4,rp5,fAfterBurnerPrecision); | |
747 | } | |
748 | SetUserModified(); | |
749 | } | |
750 | ||
751 | //_____________________________________________________________________________ | |
752 | void AliFlowEventSimple::AddFlow( Double_t v1, Double_t v2, Double_t v3, Double_t v4, Double_t v5 ) | |
bc231a12 | 753 | { |
754 | //add flow to all tracks wrt the reaction plane angle | |
755 | for (Int_t i=0; i<fNumberOfTracks; i++) | |
756 | { | |
757 | AliFlowTrackSimple* track = static_cast<AliFlowTrackSimple*>(fTrackCollection->At(i)); | |
1a80f9f6 | 758 | if (track) track->AddFlow(v1,v2,v3,v4,v5,fMCReactionPlaneAngle, fAfterBurnerPrecision); |
124fb262 | 759 | } |
9fa64edc | 760 | SetUserModified(); |
124fb262 | 761 | } |
762 | ||
99ff691b | 763 | //_____________________________________________________________________________ |
764 | void AliFlowEventSimple::AddV2( TF1* ptDepV2 ) | |
765 | { | |
766 | //add v2 to all tracks wrt the reaction plane angle | |
767 | for (Int_t i=0; i<fNumberOfTracks; i++) | |
768 | { | |
769 | AliFlowTrackSimple* track = static_cast<AliFlowTrackSimple*>(fTrackCollection->At(i)); | |
2a745a5f | 770 | if (!track) continue; |
99ff691b | 771 | Double_t v2 = ptDepV2->Eval(track->Pt()); |
2a745a5f | 772 | track->AddV2(v2, fMCReactionPlaneAngle, fAfterBurnerPrecision); |
99ff691b | 773 | } |
774 | SetUserModified(); | |
775 | } | |
776 | ||
dd91b595 | 777 | //_____________________________________________________________________________ |
cc0afcfc | 778 | void AliFlowEventSimple::TagRP( const AliFlowTrackSimpleCuts* cuts ) |
dd91b595 | 779 | { |
780 | //tag tracks as reference particles (RPs) | |
781 | for (Int_t i=0; i<fNumberOfTracks; i++) | |
782 | { | |
783 | AliFlowTrackSimple* track = static_cast<AliFlowTrackSimple*>(fTrackCollection->At(i)); | |
784 | if (!track) continue; | |
701f71c1 | 785 | Bool_t pass=cuts->PassesCuts(track); |
e0da66a2 | 786 | Bool_t rpTrack=track->InRPSelection(); |
701f71c1 | 787 | if (pass) |
e0da66a2 | 788 | { |
789 | if (!rpTrack) fNumberOfRPs++; //only increase if not already tagged | |
790 | } | |
701f71c1 | 791 | else |
e0da66a2 | 792 | { |
793 | if (rpTrack) fNumberOfRPs--; //only decrease if detagging | |
794 | } | |
795 | track->SetForRPSelection(pass); | |
dd91b595 | 796 | } |
797 | } | |
798 | ||
799 | //_____________________________________________________________________________ | |
cc0afcfc | 800 | void AliFlowEventSimple::TagPOI( const AliFlowTrackSimpleCuts* cuts ) |
dd91b595 | 801 | { |
802 | //tag tracks as particles of interest (POIs) | |
803 | for (Int_t i=0; i<fNumberOfTracks; i++) | |
804 | { | |
805 | AliFlowTrackSimple* track = static_cast<AliFlowTrackSimple*>(fTrackCollection->At(i)); | |
806 | if (!track) continue; | |
701f71c1 | 807 | Bool_t pass=cuts->PassesCuts(track); |
df23c5ae | 808 | Bool_t poiTrack=track->InPOISelection(); |
809 | if (pass) | |
810 | { | |
811 | if (!poiTrack) fNumberOfPOIs++; //only increase if not already tagged | |
812 | } | |
813 | else | |
814 | { | |
815 | if (poiTrack) fNumberOfPOIs--; //only decrease if detagging | |
816 | } | |
701f71c1 | 817 | track->SetForPOISelection(pass); |
dd91b595 | 818 | } |
819 | } | |
820 | ||
34b15925 | 821 | //_____________________________________________________________________________ |
822 | void AliFlowEventSimple::DefineDeadZone( Double_t etaMin, | |
823 | Double_t etaMax, | |
824 | Double_t phiMin, | |
825 | Double_t phiMax ) | |
826 | { | |
827 | //mark tracks in given eta-phi region as dead | |
828 | //by resetting the flow bits | |
829 | for (Int_t i=0; i<fNumberOfTracks; i++) | |
830 | { | |
831 | AliFlowTrackSimple* track = static_cast<AliFlowTrackSimple*>(fTrackCollection->At(i)); | |
832 | Double_t eta = track->Eta(); | |
833 | Double_t phi = track->Phi(); | |
834 | if (eta>etaMin && eta<etaMax && phi>phiMin && phi<phiMax) | |
1a43aca9 | 835 | { |
df23c5ae | 836 | if (track->InRPSelection()) {fNumberOfRPs--;} |
837 | if (track->InPOISelection()) {fNumberOfPOIs--;} | |
34b15925 | 838 | track->ResetFlowTags(); |
1a43aca9 | 839 | } |
34b15925 | 840 | } |
841 | } | |
842 | ||
843 | //_____________________________________________________________________________ | |
844 | Int_t AliFlowEventSimple::CleanUpDeadTracks() | |
845 | { | |
846 | //remove tracks that have no flow tags set and cleanup the container | |
65ef7d1a | 847 | //returns number of cleaned tracks |
848 | Int_t ncleaned=0; | |
34b15925 | 849 | for (Int_t i=0; i<fNumberOfTracks; i++) |
850 | { | |
851 | AliFlowTrackSimple* track = static_cast<AliFlowTrackSimple*>(fTrackCollection->At(i)); | |
cd62a2a8 | 852 | if (!track) continue; |
7d27a354 | 853 | if (track->IsDead()) {delete track;track=NULL;ncleaned++;} |
34b15925 | 854 | } |
855 | fTrackCollection->Compress(); //clean up empty slots | |
7d27a354 | 856 | fNumberOfTracks-=ncleaned; //update number of tracks |
37b19b98 | 857 | delete [] fShuffledIndexes; fShuffledIndexes=NULL; |
65ef7d1a | 858 | return ncleaned; |
34b15925 | 859 | } |
99ff691b | 860 | |
861 | //_____________________________________________________________________________ | |
862 | TF1* AliFlowEventSimple::SimplePtDepV2() | |
863 | { | |
864 | //return a standard pt dependent v2 formula, user has to clean up! | |
865 | return new TF1("StandardPtDepV2","((x<1.0)*(0.05/1.0)*x+(x>=1.0)*0.05)"); | |
866 | } | |
867 | ||
868 | //_____________________________________________________________________________ | |
869 | TF1* AliFlowEventSimple::SimplePtSpectrum() | |
870 | { | |
871 | //return a standard pt spectrum, user has to clean up! | |
872 | return new TF1("StandardPtSpectrum","x*TMath::Exp(-pow(0.13957*0.13957+x*x,0.5)/0.4)",0.1,10.); | |
873 | } | |
7d27a354 | 874 | |
875 | //_____________________________________________________________________________ | |
876 | void AliFlowEventSimple::ClearFast() | |
877 | { | |
878 | //clear the counter without deleting allocated objects so they can be reused | |
879 | fReferenceMultiplicity = 0; | |
880 | fNumberOfTracks = 0; | |
881 | fNumberOfRPs = 0; | |
df23c5ae | 882 | fNumberOfPOIs = 0; |
7d27a354 | 883 | fMCReactionPlaneAngle = 0.0; |
884 | fMCReactionPlaneAngleIsSet = kFALSE; | |
885 | fAfterBurnerPrecision = 0.001; | |
886 | fUserModified = kFALSE; | |
887 | } |