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ce4a88f5 | 1 | /************************************************************************* |
2 | * Copyright(c) 1998-2008, 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 | ||
16 | /******************************** | |
17 | * integrated flow estimate by * | |
18 | * fitting q-distribution * | |
19 | * * | |
20 | * author: Ante Bilandzic * | |
21 | * (anteb@nikhef.nl) * | |
22 | * * | |
23 | * based on the macro written * | |
24 | * by Sergei Voloshin * | |
25 | *******************************/ | |
26 | ||
27 | #define AliFlowAnalysisWithFittingQDistribution_cxx | |
28 | ||
29 | #include "Riostream.h" | |
30 | #include "AliFlowCommonConstants.h" | |
31 | #include "AliFlowCommonHist.h" | |
32 | #include "AliFlowCommonHistResults.h" | |
33 | #include "TChain.h" | |
34 | #include "TFile.h" | |
35 | #include "TList.h" | |
36 | #include "TF1.h" | |
ee0860e8 | 37 | #include "TLegend.h" |
ce4a88f5 | 38 | #include "TParticle.h" |
39 | #include "TProfile.h" | |
40 | #include "AliFlowEventSimple.h" | |
41 | #include "AliFlowTrackSimple.h" | |
42 | #include "AliFlowAnalysisWithFittingQDistribution.h" | |
43 | ||
ee0860e8 | 44 | |
ce4a88f5 | 45 | class TH1; |
46 | class TGraph; | |
47 | class TPave; | |
48 | class TLatex; | |
49 | class TMarker; | |
50 | class TObjArray; | |
51 | class TList; | |
52 | class TCanvas; | |
53 | class TSystem; | |
54 | class TROOT; | |
55 | class AliFlowVector; | |
56 | class TVector; | |
57 | ||
58 | //================================================================================================================ | |
59 | ||
60 | ClassImp(AliFlowAnalysisWithFittingQDistribution) | |
61 | ||
62 | AliFlowAnalysisWithFittingQDistribution::AliFlowAnalysisWithFittingQDistribution(): | |
63 | fHistList(NULL), | |
64 | fCommonHists(NULL), | |
65 | fCommonHistsResults(NULL), | |
66 | fnBinsPhi(0), | |
67 | fPhiMin(0), | |
68 | fPhiMax(0), | |
69 | fPhiBinWidth(0), | |
70 | fnBinsPt(0), | |
71 | fPtMin(0), | |
72 | fPtMax(0), | |
73 | fPtBinWidth(0), | |
74 | fnBinsEta(0), | |
75 | fEtaMin(0), | |
76 | fEtaMax(0), | |
77 | fEtaBinWidth(0), | |
78 | fHarmonic(2), | |
79 | fAnalysisLabel(NULL), | |
80 | fWeightsList(NULL), | |
81 | fUsePhiWeights(kFALSE), | |
82 | fUsePtWeights(kFALSE), | |
83 | fUseEtaWeights(kFALSE), | |
84 | fUseParticleWeights(NULL), | |
85 | fPhiWeights(NULL), | |
86 | fPtWeights(NULL), | |
ee0860e8 | 87 | fEtaWeights(NULL), |
88 | // fitting parameters with default values: | |
89 | fFittingParameters(NULL), | |
90 | fTreshold(5), | |
91 | fvStart(0.05), | |
92 | fvMin(0.0), | |
93 | fvMax(0.25), | |
94 | fSigma2Start(0.75), | |
95 | fSigma2Min(0.5), // (should be kept fixed at 0.5 according to theorists...) | |
96 | fSigma2Max(2.5), | |
97 | fPlotResults(kFALSE), | |
98 | // rest: | |
99 | fLegend(NULL) | |
ce4a88f5 | 100 | { |
101 | // constructor | |
102 | ||
103 | // base list to hold all output objects: | |
104 | fHistList = new TList(); | |
105 | fHistList->SetName("cobjFQD"); | |
106 | fHistList->SetOwner(kTRUE); | |
107 | ||
108 | // analysis label; | |
109 | fAnalysisLabel = new TString(); | |
110 | ||
111 | // list to hold histograms with phi, pt and eta weights: | |
112 | fWeightsList = new TList(); | |
113 | ||
114 | // initialize all arrays: | |
115 | this->InitializeArrays(); | |
116 | ||
117 | } // end of constructor | |
118 | ||
119 | ||
120 | //================================================================================================================ | |
121 | ||
122 | ||
123 | AliFlowAnalysisWithFittingQDistribution::~AliFlowAnalysisWithFittingQDistribution() | |
124 | { | |
125 | // desctructor | |
126 | delete fHistList; | |
127 | } | |
128 | ||
129 | ||
130 | //================================================================================================================ | |
131 | ||
132 | ||
133 | void AliFlowAnalysisWithFittingQDistribution::Init() | |
134 | { | |
135 | // access constants and book everything | |
136 | ||
137 | // access constants: | |
138 | this->AccessConstants(); | |
139 | ||
140 | // booking: | |
141 | this->BookCommonHistograms(); | |
142 | this->BookAndFillWeightsHistograms(); | |
143 | this->BookEverythingForDistributions(); | |
144 | ||
ee0860e8 | 145 | // store fitting parameters: |
146 | this->StoreFittingParameters(); | |
147 | ||
ce4a88f5 | 148 | // nest lists: |
149 | fWeightsList->SetName("Weights"); | |
150 | fWeightsList->SetOwner(kTRUE); | |
151 | fHistList->Add(fWeightsList); | |
152 | ||
153 | // set harmonic in common control histograms (to be improved (should I do this somewhere else?)): | |
154 | (fCommonHists->GetHarmonic())->Fill(0.5,fHarmonic); | |
155 | ||
156 | } // end of void AliFlowAnalysisWithFittingQDistribution::Init() | |
157 | ||
158 | ||
159 | //================================================================================================================ | |
160 | ||
161 | ||
162 | void AliFlowAnalysisWithFittingQDistribution::Make(AliFlowEventSimple* anEvent) | |
163 | { | |
164 | // loop over data | |
165 | ||
166 | // a) fill the common control histograms | |
167 | // b) loop over data and calculate non-weighted and weighted Q-vector and sum of particle weights | |
168 | // c) fill histograms for distribution | |
169 | // d) reset e-b-e quantities | |
170 | ||
171 | // fill the common control histograms | |
172 | fCommonHists->FillControlHistograms(anEvent); | |
173 | ||
174 | Double_t dPhi = 0.; // azimuthal angle in the laboratory frame | |
175 | Double_t dPt = 0.; // transverse momentum | |
176 | Double_t dEta = 0.; // pseudorapidity | |
177 | ||
178 | Double_t wPhi = 1.; // phi weight | |
179 | Double_t wPt = 1.; // pt weight | |
180 | Double_t wEta = 1.; // eta weight | |
181 | ||
182 | Int_t nPrim = anEvent->NumberOfTracks(); // nPrim = total number of primary tracks, i.e. nPrim = nRP + nPOI + rest, where: | |
183 | // nRP = # of particles used to determine the reaction plane; | |
184 | // nPOI = # of particles of interest for a detailed flow analysis; | |
185 | // rest = # of particles which are not niether RPs nor POIs. | |
186 | ||
187 | Int_t n = fHarmonic; // shortcut for the harmonic | |
188 | ||
189 | Double_t dReQ[2] = {0.}; // real part of Q-vector [0=particle weights not used, 1=particle weights used] | |
190 | Double_t dImQ[2] = {0.}; // imaginary part of Q-vector [0=particle weights not used, 1=particle weights used] | |
191 | Double_t dSumOfParticleWeights[2]; // [0=particle weights not used, 1=particle weights used] | |
192 | ||
193 | AliFlowTrackSimple *aftsTrack = NULL; | |
194 | ||
195 | for(Int_t i=0;i<nPrim;i++) | |
196 | { | |
197 | aftsTrack=anEvent->GetTrack(i); | |
198 | if(aftsTrack) | |
199 | { | |
200 | if(!(aftsTrack->InRPSelection())) continue; // consider only tracks which are RPs | |
201 | ||
202 | dPhi = aftsTrack->Phi(); | |
203 | dPt = aftsTrack->Pt(); | |
204 | dEta = aftsTrack->Eta(); | |
205 | ||
206 | if(fUsePhiWeights && fPhiWeights && fnBinsPhi) // determine phi weight for this particle: | |
207 | { | |
208 | wPhi = fPhiWeights->GetBinContent(1+(Int_t)(TMath::Floor(dPhi*fnBinsPhi/TMath::TwoPi()))); | |
209 | } | |
210 | if(fUsePtWeights && fPtWeights && fnBinsPt) // determine pt weight for this particle: | |
211 | { | |
212 | wPt = fPtWeights->GetBinContent(1+(Int_t)(TMath::Floor((dPt-fPtMin)/fPtBinWidth))); | |
213 | } | |
214 | if(fUseEtaWeights && fEtaWeights && fEtaBinWidth) // determine eta weight for this particle: | |
215 | { | |
216 | wEta = fEtaWeights->GetBinContent(1+(Int_t)(TMath::Floor((dEta-fEtaMin)/fEtaBinWidth))); | |
217 | } | |
218 | ||
219 | // calculate real and imaginary part of non-weighted and weighted Q-vector and sum of particle weights for this event: | |
220 | for(Int_t pW=0;pW<1+(Int_t)(fUsePhiWeights||fUsePtWeights||fUseEtaWeights);pW++) // pW not used or used | |
221 | { | |
222 | // Q-vector: | |
223 | dReQ[pW]+=pow(wPhi*wPt*wEta,pW)*TMath::Cos(n*dPhi); | |
224 | dImQ[pW]+=pow(wPhi*wPt*wEta,pW)*TMath::Sin(n*dPhi); | |
225 | // sum of particle weights: | |
226 | dSumOfParticleWeights[pW] += pow(wPhi*wPt*wEta,pW); // if pW = 0, this sum gives nRP | |
227 | } | |
228 | ||
229 | } // end of if(aftsTrack) | |
230 | } // end of for(Int_t i=0;i<nPrim;i++) | |
231 | ||
232 | // calculate q = Q\sqrt{sum of particle weights}: | |
233 | // Remark: if particle weights are unit than sum of particle weights = multiplicity | |
234 | Double_t q=0; | |
235 | for(Int_t pW=0;pW<1+(Int_t)(fUsePhiWeights||fUsePtWeights||fUseEtaWeights);pW++) // pW not used or used | |
236 | { | |
237 | if(dSumOfParticleWeights[pW]) | |
238 | { | |
239 | q = pow(dReQ[pW]*dReQ[pW]+dImQ[pW]*dImQ[pW],0.5)/pow(dSumOfParticleWeights[pW],0.5); | |
240 | // fill histograms: | |
241 | fqDistribution[pW]->Fill(q,1.); | |
242 | fSumOfParticleWeights[pW]->Fill(dSumOfParticleWeights[pW],1.); | |
243 | } | |
244 | } | |
245 | ||
246 | // reset e-b-e quantities: | |
247 | for(Int_t pW=0;pW<1+(Int_t)(fUsePhiWeights||fUsePtWeights||fUseEtaWeights);pW++) // pW not used or used | |
248 | { | |
249 | dReQ[pW] = 0.; | |
250 | dImQ[pW] = 0.; | |
251 | dSumOfParticleWeights[pW] = 0.; | |
252 | } | |
253 | ||
254 | }//end of Make() | |
255 | ||
256 | ||
257 | //================================================================================================================ | |
258 | ||
259 | ||
260 | void AliFlowAnalysisWithFittingQDistribution::GetOutputHistograms(TList *outputListHistos) | |
261 | { | |
262 | // get pointers to all output histograms (called before Finish()) | |
263 | ||
264 | if(outputListHistos) | |
265 | { | |
266 | // 1.) common control histograms and common histograms for final results: | |
267 | TString commonHistName = "AliFlowCommonHistFQD"; | |
268 | commonHistName += fAnalysisLabel->Data(); | |
269 | AliFlowCommonHist *commonHist = dynamic_cast<AliFlowCommonHist*>(outputListHistos->FindObject(commonHistName.Data())); | |
270 | if(commonHist) this->SetCommonHists(commonHist); | |
271 | ||
272 | TString commonHistResName = "AliFlowCommonHistResultsFQD"; | |
273 | commonHistResName += fAnalysisLabel->Data(); | |
274 | AliFlowCommonHistResults *commonHistRes = dynamic_cast<AliFlowCommonHistResults*> | |
275 | (outputListHistos->FindObject(commonHistResName.Data())); | |
276 | if(commonHistRes) this->SetCommonHistsResults(commonHistRes); | |
277 | ||
278 | // 2.) weights: | |
279 | TList *weightsList = dynamic_cast<TList*>(outputListHistos->FindObject("Weights")); | |
280 | if(weightsList) this->SetWeightsList(weightsList); | |
281 | Bool_t bUsePhiWeights = kFALSE; | |
282 | Bool_t bUsePtWeights = kFALSE; | |
283 | Bool_t bUseEtaWeights = kFALSE; | |
284 | TString fUseParticleWeightsName = "fUseParticleWeightsFQD"; | |
285 | fUseParticleWeightsName += fAnalysisLabel->Data(); | |
286 | TProfile *useParticleWeights = dynamic_cast<TProfile*>(weightsList->FindObject(fUseParticleWeightsName.Data())); | |
287 | if(useParticleWeights) | |
288 | { | |
289 | this->SetUseParticleWeights(useParticleWeights); | |
290 | bUsePhiWeights = (Int_t)useParticleWeights->GetBinContent(1); | |
291 | bUsePtWeights = (Int_t)useParticleWeights->GetBinContent(2); | |
292 | bUseEtaWeights = (Int_t)useParticleWeights->GetBinContent(3); | |
293 | } | |
294 | ||
295 | // 3.) distributions and 4.) final results of fitting: | |
296 | TString pWeightsFlag[2] = {"pWeights not used","pWeights used"}; | |
297 | TString sigmaFlag[2] = {"#sigma^{2} not fixed","#sigma^{2} fixed"}; | |
298 | ||
299 | // q-distribution: | |
300 | TString qDistributionName = "fqDistribution"; | |
301 | qDistributionName += fAnalysisLabel->Data(); | |
302 | // sum of particle weights: | |
303 | TString sumOfParticleWeightsName = "fSumOfParticleWeightsName"; | |
304 | sumOfParticleWeightsName += fAnalysisLabel->Data(); | |
305 | // final results for integrated flow: | |
306 | TString intFlowName = "fIntFlowFQD"; | |
307 | intFlowName += fAnalysisLabel->Data(); | |
308 | // sigma^2: | |
309 | TString sigma2Name = "fSigma2"; | |
310 | sigma2Name += fAnalysisLabel->Data(); | |
311 | ||
312 | TH1D *qDistribution[2] = {NULL}; | |
313 | TH1D *sumOfParticleWeights[2] = {NULL}; | |
314 | TH1D *intFlow[2][2] = {{NULL}}; | |
315 | TH1D *sigma2[2][2] = {{NULL}}; | |
316 | ||
317 | for(Int_t pW=0;pW<1+(Int_t)(bUsePhiWeights||bUsePtWeights||bUseEtaWeights);pW++) | |
318 | { | |
319 | // q-distribution: | |
320 | qDistribution[pW] = dynamic_cast<TH1D*>(outputListHistos->FindObject(Form("%s, %s",qDistributionName.Data(),pWeightsFlag[pW].Data()))); | |
321 | if(qDistribution[pW]) | |
322 | { | |
323 | this->SetqDistribution(qDistribution[pW],pW); | |
324 | } else | |
325 | { | |
326 | cout<<"WARNING: qDistribution[pW] is NULL in AFAWFQD::GOH() !!!!"<<endl; | |
327 | cout<<"pW = "<<pW<<endl; | |
328 | } | |
329 | // sum of particle weights: | |
330 | sumOfParticleWeights[pW] = dynamic_cast<TH1D*>(outputListHistos->FindObject(Form("%s, %s",sumOfParticleWeightsName.Data(),pWeightsFlag[pW].Data()))); | |
331 | if(sumOfParticleWeights[pW]) | |
332 | { | |
333 | this->SetSumOfParticleWeights(sumOfParticleWeights[pW],pW); | |
334 | } else | |
335 | { | |
336 | cout<<"WARNING: sumOfParticleWeights[pW] is NULL in AFAWFQD::GOH() !!!!"<<endl; | |
337 | cout<<"pW = "<<pW<<endl; | |
338 | } | |
339 | // final results: | |
340 | for(Int_t f=0;f<2;f++) | |
341 | { | |
342 | // final results for integrated flow: | |
343 | intFlow[pW][f] = dynamic_cast<TH1D*>(outputListHistos->FindObject(Form("%s, %s, %s",intFlowName.Data(),pWeightsFlag[pW].Data(),sigmaFlag[f].Data()))); | |
344 | if(intFlow[pW][f]) | |
345 | { | |
346 | this->SetIntFlow(intFlow[pW][f],pW,f); | |
347 | } else | |
348 | { | |
349 | cout<<"WARNING: intFlow[pW][f] is NULL in AFAWFQD::GOH() !!!!"<<endl; | |
350 | cout<<"pW = "<<pW<<endl; | |
351 | cout<<"f = "<<f<<endl; | |
352 | } | |
353 | // sigma^2: | |
354 | sigma2[pW][f] = dynamic_cast<TH1D*>(outputListHistos->FindObject(Form("%s, %s, %s",sigma2Name.Data(),pWeightsFlag[pW].Data(),sigmaFlag[f].Data()))); | |
355 | if(sigma2[pW][f]) | |
356 | { | |
357 | this->SetSigma2(sigma2[pW][f],pW,f); | |
358 | } else | |
359 | { | |
360 | cout<<"WARNING: sigma2[pW][f] is NULL in AFAWFQD::GOH() !!!!"<<endl; | |
361 | cout<<"pW = "<<pW<<endl; | |
362 | cout<<"f = "<<f<<endl; | |
363 | } | |
364 | } // end of for(Int_t f=0;f<2;f++) | |
365 | } // end of for(Int_t pW=0;pW<1+(Int_t)(bUsePhiWeights||bUsePtWeights||bUseEtaWeights);pW++) | |
ee0860e8 | 366 | |
367 | // 5.) fitting parameters: | |
368 | // q-distribution: | |
369 | TString fittingParametersName = "fFittingParameters"; | |
370 | fittingParametersName += fAnalysisLabel->Data(); | |
371 | TProfile *fittingParameters = NULL; | |
372 | fittingParameters = dynamic_cast<TProfile*>(outputListHistos->FindObject(fittingParametersName.Data())); | |
373 | if(fittingParameters) | |
374 | { | |
375 | this->SetFittingParameters(fittingParameters); | |
376 | } else | |
377 | { | |
378 | cout<<"WARNING:fittingParameters is NULL in AFAWFQD::GOH() !!!!"<<endl; | |
379 | } | |
380 | ||
ce4a88f5 | 381 | } else // to if(outputListHistos) |
382 | { | |
383 | cout<<"WARNING: outputListHistos is NULL in AFAWFQD::GOH() !!!!"<<endl; | |
384 | exit(0); | |
385 | } | |
ee0860e8 | 386 | |
ce4a88f5 | 387 | |
388 | } // end of void AliFlowAnalysisWithFittingQDistribution::GetOutputHistograms(TList *outputListHistos) | |
389 | ||
390 | ||
391 | //================================================================================================================ | |
392 | ||
393 | ||
394 | void AliFlowAnalysisWithFittingQDistribution::Finish(Bool_t doFit) | |
395 | { | |
396 | // calculate the final results | |
397 | ||
ee0860e8 | 398 | // a) acces the constants and fitting paremeters; |
ce4a88f5 | 399 | // b) access the flags; |
400 | // c) do final fit; | |
401 | // d) fill common hist results; | |
402 | // e) print on the screen the final results. | |
403 | ||
ee0860e8 | 404 | // access the constants and fitting paremeters: |
ce4a88f5 | 405 | this->AccessConstants(); |
ee0860e8 | 406 | this->AccessFittingParameters(); |
ce4a88f5 | 407 | |
408 | // access the flags: | |
409 | fUsePhiWeights = (Int_t)fUseParticleWeights->GetBinContent(1); | |
410 | fUsePtWeights = (Int_t)fUseParticleWeights->GetBinContent(2); | |
411 | fUseEtaWeights = (Int_t)fUseParticleWeights->GetBinContent(3); | |
412 | ||
ee0860e8 | 413 | // to be improved (moved somewhere else): |
414 | if(fPlotResults) | |
415 | { | |
416 | fLegend = new TLegend(0.6,0.55,0.85,0.7); | |
417 | } | |
418 | ||
ce4a88f5 | 419 | // do final fit: |
420 | if(doFit) | |
421 | { | |
422 | // particle weights not used: | |
423 | // a) sigma^2 not fixed: | |
424 | this->DoFit(kFALSE,kTRUE); | |
425 | // b) sigma^2 fixed to 0.5: | |
426 | this->DoFit(kFALSE,kFALSE); | |
427 | // particle weights used: | |
428 | if(fUsePhiWeights||fUsePtWeights||fUseEtaWeights) | |
429 | { | |
430 | // a) sigma^2 not fixed: | |
431 | this->DoFit(kTRUE,kTRUE); | |
432 | // b) sigma^2 fixed: | |
433 | this->DoFit(kTRUE,kFALSE); | |
434 | } | |
435 | ||
436 | // fill common hist results (by default fill results obtained with sigma^2 not fixed): | |
437 | if(fUsePhiWeights||fUsePtWeights||fUseEtaWeights) | |
438 | { | |
439 | this->FillCommonHistResultsIntFlow(kTRUE,kFALSE); | |
440 | } else | |
441 | { | |
442 | this->FillCommonHistResultsIntFlow(kFALSE,kFALSE); | |
443 | } | |
444 | ||
445 | // print final results on the screen: | |
446 | this->PrintFinalResultsForIntegratedFlow(); | |
447 | } // end of if(doFit) | |
448 | ||
449 | } // end of void AliFlowAnalysisWithFittingQDistribution::Finish(Bool_t doFit) | |
450 | ||
451 | ||
452 | //================================================================================================================ | |
453 | ||
454 | ||
455 | void AliFlowAnalysisWithFittingQDistribution::WriteHistograms(TString* outputFileName) | |
456 | { | |
457 | //store the final results in output .root file | |
458 | TFile *output = new TFile(outputFileName->Data(),"RECREATE"); | |
459 | //output->WriteObject(fHistList, "cobjFQD","SingleKey"); | |
460 | fHistList->SetName("cobjFQD"); | |
461 | fHistList->SetOwner(kTRUE); | |
462 | fHistList->Write(fHistList->GetName(), TObject::kSingleKey); | |
463 | delete output; | |
464 | } | |
465 | ||
466 | //================================================================================================================ | |
467 | ||
468 | void AliFlowAnalysisWithFittingQDistribution::WriteHistograms(TString outputFileName) | |
469 | { | |
470 | //store the final results in output .root file | |
471 | TFile *output = new TFile(outputFileName.Data(),"RECREATE"); | |
472 | //output->WriteObject(fHistList, "cobjFQD","SingleKey"); | |
473 | fHistList->SetName("cobjFQD"); | |
474 | fHistList->SetOwner(kTRUE); | |
475 | fHistList->Write(fHistList->GetName(), TObject::kSingleKey); | |
476 | delete output; | |
477 | } | |
478 | ||
479 | ||
480 | //================================================================================================================ | |
481 | ||
482 | ||
483 | void AliFlowAnalysisWithFittingQDistribution::InitializeArrays() | |
484 | { | |
485 | // initialize all arrays | |
486 | ||
487 | for(Int_t pW=0;pW<1+(Int_t)(fUsePhiWeights||fUsePtWeights||fUseEtaWeights);pW++) // pW not used or used | |
488 | { | |
489 | fSumOfParticleWeights[pW] = NULL; | |
490 | fqDistribution[pW] = NULL; | |
491 | for(Int_t f=0;f<2;f++) // sigma^2 not fixed or fixed | |
492 | { | |
493 | fIntFlow[pW][f] = NULL; | |
494 | fSigma2[pW][f] = NULL; | |
495 | } | |
496 | } | |
497 | ||
498 | } // end of void AliFlowAnalysisWithFittingQDistribution::InitializeArrays() | |
499 | ||
500 | ||
501 | //================================================================================================================ | |
502 | ||
503 | ||
504 | void AliFlowAnalysisWithFittingQDistribution::BookCommonHistograms() | |
505 | { | |
506 | // book common histograms | |
507 | ||
508 | // common control histogram: | |
509 | TString commonHistName = "AliFlowCommonHistFQD"; | |
510 | commonHistName += fAnalysisLabel->Data(); | |
511 | fCommonHists = new AliFlowCommonHist(commonHistName.Data()); | |
512 | fHistList->Add(fCommonHists); | |
513 | ||
514 | // common histograms for final results: | |
515 | TString commonHistResName = "AliFlowCommonHistResultsFQD"; | |
516 | commonHistResName += fAnalysisLabel->Data(); | |
517 | fCommonHistsResults = new AliFlowCommonHistResults(commonHistResName.Data()); | |
518 | fHistList->Add(fCommonHistsResults); | |
519 | ||
520 | } // end of void AliFlowAnalysisWithFittingQDistribution::BookCommonHistograms( | |
521 | ||
522 | ||
523 | //================================================================================================================ | |
524 | ||
525 | ||
526 | void AliFlowAnalysisWithFittingQDistribution::BookAndFillWeightsHistograms() | |
527 | { | |
528 | // book and fill histograms which hold phi, pt and eta weights | |
529 | ||
530 | if(!fWeightsList) | |
531 | { | |
532 | cout<<"WARNING: fWeightsList is NULL in AFAWFQD::BAFWH() !!!!"<<endl; | |
533 | exit(0); | |
534 | } | |
535 | ||
536 | TString fUseParticleWeightsName = "fUseParticleWeightsFQD"; | |
537 | fUseParticleWeightsName += fAnalysisLabel->Data(); | |
538 | fUseParticleWeights = new TProfile(fUseParticleWeightsName.Data(),"0 = particle weight not used, 1 = particle weight used ",3,0,3); | |
539 | fUseParticleWeights->SetLabelSize(0.06); | |
540 | (fUseParticleWeights->GetXaxis())->SetBinLabel(1,"w_{#phi}"); | |
541 | (fUseParticleWeights->GetXaxis())->SetBinLabel(2,"w_{p_{T}}"); | |
542 | (fUseParticleWeights->GetXaxis())->SetBinLabel(3,"w_{#eta}"); | |
543 | fUseParticleWeights->Fill(0.5,(Int_t)fUsePhiWeights); | |
544 | fUseParticleWeights->Fill(1.5,(Int_t)fUsePtWeights); | |
545 | fUseParticleWeights->Fill(2.5,(Int_t)fUseEtaWeights); | |
546 | fWeightsList->Add(fUseParticleWeights); | |
547 | ||
548 | if(fUsePhiWeights) | |
549 | { | |
550 | if(fWeightsList->FindObject("phi_weights")) | |
551 | { | |
552 | fPhiWeights = dynamic_cast<TH1F*>(fWeightsList->FindObject("phi_weights")); | |
553 | if(fPhiWeights->GetBinWidth(1) != fPhiBinWidth) | |
554 | { | |
555 | cout<<"WARNING: fPhiWeights->GetBinWidth(1) != fPhiBinWidth in AFAWFQD::BAFWH() !!!! "<<endl; | |
556 | cout<<" This indicates inconsistent binning in phi histograms throughout the code."<<endl; | |
557 | exit(0); | |
558 | } | |
559 | } else | |
560 | { | |
561 | cout<<"WARNING: fWeightsList->FindObject(\"phi_weights\") is NULL in AFAWFQD::BAFWH() !!!!"<<endl; | |
562 | exit(0); | |
563 | } | |
564 | } // end of if(fUsePhiWeights) | |
565 | ||
566 | if(fUsePtWeights) | |
567 | { | |
568 | if(fWeightsList->FindObject("pt_weights")) | |
569 | { | |
570 | fPtWeights = dynamic_cast<TH1D*>(fWeightsList->FindObject("pt_weights")); | |
571 | if(fPtWeights->GetBinWidth(1) != fPtBinWidth) | |
572 | { | |
573 | cout<<"WARNING: fPtWeights->GetBinWidth(1) != fPtBinWidth in AFAWFQD::BAFWH() !!!! "<<endl; | |
574 | cout<<" This indicates insconsistent binning in pt histograms throughout the code."<<endl; | |
575 | exit(0); | |
576 | } | |
577 | } else | |
578 | { | |
579 | cout<<"WARNING: fWeightsList->FindObject(\"pt_weights\") is NULL in AFAWFQD::BAFWH() !!!!"<<endl; | |
580 | exit(0); | |
581 | } | |
582 | } // end of if(fUsePtWeights) | |
583 | ||
584 | if(fUseEtaWeights) | |
585 | { | |
586 | if(fWeightsList->FindObject("eta_weights")) | |
587 | { | |
588 | fEtaWeights = dynamic_cast<TH1D*>(fWeightsList->FindObject("eta_weights")); | |
589 | if(fEtaWeights->GetBinWidth(1) != fEtaBinWidth) | |
590 | { | |
591 | cout<<"WARNING: fEtaWeights->GetBinWidth(1) != fEtaBinWidth in AFAWFQD::BAFWH() !!!! "<<endl; | |
592 | cout<<" This indicates insconsistent binning in eta histograms throughout the code."<<endl; | |
593 | exit(0); | |
594 | } | |
595 | } else | |
596 | { | |
597 | cout<<"WARNING: fUseEtaWeights && fWeightsList->FindObject(\"eta_weights\") is NULL in AFAWFQD::BAFWH() !!!!"<<endl; | |
598 | exit(0); | |
599 | } | |
600 | } // end of if(fUseEtaWeights) | |
601 | ||
602 | } // end of AliFlowAnalysisWithFittingQDistribution::BookAndFillWeightsHistograms() | |
603 | ||
604 | ||
605 | //================================================================================================================================ | |
606 | ||
607 | ||
608 | void AliFlowAnalysisWithFittingQDistribution::AccessConstants() | |
609 | { | |
610 | // access needed common constants from AliFlowCommonConstants | |
611 | ||
612 | fnBinsPhi = AliFlowCommonConstants::GetNbinsPhi(); | |
613 | fPhiMin = AliFlowCommonConstants::GetPhiMin(); | |
614 | fPhiMax = AliFlowCommonConstants::GetPhiMax(); | |
615 | if(fnBinsPhi) fPhiBinWidth = (fPhiMax-fPhiMin)/fnBinsPhi; | |
616 | fnBinsPt = AliFlowCommonConstants::GetNbinsPt(); | |
617 | fPtMin = AliFlowCommonConstants::GetPtMin(); | |
618 | fPtMax = AliFlowCommonConstants::GetPtMax(); | |
619 | if(fnBinsPt) fPtBinWidth = (fPtMax-fPtMin)/fnBinsPt; | |
620 | fnBinsEta = AliFlowCommonConstants::GetNbinsEta(); | |
621 | fEtaMin = AliFlowCommonConstants::GetEtaMin(); | |
622 | fEtaMax = AliFlowCommonConstants::GetEtaMax(); | |
623 | if(fnBinsEta) fEtaBinWidth = (fEtaMax-fEtaMin)/fnBinsEta; | |
624 | ||
625 | } // end of void AliFlowAnalysisWithFittingQDistribution::AccessConstants() | |
626 | ||
627 | ||
628 | //================================================================================================================================ | |
629 | ||
630 | ||
631 | void AliFlowAnalysisWithFittingQDistribution::BookEverythingForDistributions() | |
632 | { | |
633 | // book histograms for distributions | |
634 | ||
635 | TString pWeightsFlag[2] = {"pWeights not used","pWeights used"}; | |
636 | TString sigmaFlag[2] = {"#sigma^{2} not fixed","#sigma^{2} fixed"}; | |
637 | // q-distribution: | |
638 | TString fqDistributionName = "fqDistribution"; | |
639 | fqDistributionName += fAnalysisLabel->Data(); | |
640 | // sum of particle weights: | |
641 | TString fSumOfParticleWeightsName = "fSumOfParticleWeightsName"; | |
642 | fSumOfParticleWeightsName += fAnalysisLabel->Data(); | |
643 | // final results for integrated flow: | |
644 | TString fIntFlowName = "fIntFlowFQD"; | |
645 | fIntFlowName += fAnalysisLabel->Data(); | |
646 | // sigma^2: | |
647 | TString fSigma2Name = "fSigma2"; | |
648 | fSigma2Name += fAnalysisLabel->Data(); | |
649 | ||
650 | for(Int_t pW=0;pW<1+(Int_t)(fUsePhiWeights||fUsePtWeights||fUseEtaWeights);pW++) // pW not used or used | |
651 | { | |
652 | // q-distribution: | |
653 | fqDistribution[pW] = new TH1D(Form("%s, %s",fqDistributionName.Data(),pWeightsFlag[pW].Data()),"q-distribution",10000,0,1000); | |
654 | fqDistribution[pW]->SetXTitle("q_{n}=Q_{n}/#sqrt{M}"); | |
655 | fqDistribution[pW]->SetYTitle("Counts"); | |
656 | fHistList->Add(fqDistribution[pW]); | |
657 | // sum of particle weights: | |
658 | fSumOfParticleWeights[pW] = new TH1D(Form("%s, %s",fSumOfParticleWeightsName.Data(),pWeightsFlag[pW].Data()),"Sum of particle weights",1000,0,10000); | |
659 | fSumOfParticleWeights[pW]->SetXTitle("#sum_{i=1}^{N} w_{i}"); | |
660 | fSumOfParticleWeights[pW]->SetYTitle("Counts"); | |
661 | fHistList->Add(fSumOfParticleWeights[pW]); | |
662 | ||
663 | for(Int_t f=0;f<2;f++) // sigma^2 not fixed or fixed | |
664 | { | |
665 | // final results for integrated flow: | |
666 | fIntFlow[pW][f] = new TH1D(Form("%s, %s, %s",fIntFlowName.Data(),pWeightsFlag[pW].Data(),sigmaFlag[f].Data()),"Integrated Flow",1,0,1); | |
667 | fIntFlow[pW][f]->SetLabelSize(0.08); | |
668 | (fIntFlow[pW][f]->GetXaxis())->SetBinLabel(1,"v_{n}"); | |
669 | fHistList->Add(fIntFlow[pW][f]); | |
670 | // sigma^2: | |
671 | fSigma2[pW][f] = new TH1D(Form("%s, %s, %s",fSigma2Name.Data(),pWeightsFlag[pW].Data(),sigmaFlag[f].Data()),"#sigma^{2}",1,0,1); | |
672 | fSigma2[pW][f]->SetLabelSize(0.08); | |
673 | (fSigma2[pW][f]->GetXaxis())->SetBinLabel(1,"#sigma^{2}"); | |
674 | fHistList->Add(fSigma2[pW][f]); | |
675 | } // end of for(Int_t f=0;f<2;f++) // sigma^2 not fixed or fixed | |
676 | ||
677 | } // end of for(Int_t pW=0;pW<1+(Int_t)(fUsePhiWeights||fUsePtWeights||fUseEtaWeights);pW++) // pW not used or used | |
678 | ||
ee0860e8 | 679 | // book profile fFittingParameters whiuch will hols fitting parameters: |
680 | TString fFittingParametersName = "fFittingParameters"; | |
681 | fFittingParametersName += fAnalysisLabel->Data(); | |
682 | fFittingParameters = new TProfile(fFittingParametersName.Data(),"Parameters for fitting q-distribution",8,0,8); | |
683 | fFittingParameters->SetLabelSize(0.05); | |
684 | (fFittingParameters->GetXaxis())->SetBinLabel(1,"Treshold"); | |
685 | (fFittingParameters->GetXaxis())->SetBinLabel(2,"starting v_{n}"); | |
686 | (fFittingParameters->GetXaxis())->SetBinLabel(3,"min. v_{n}"); | |
687 | (fFittingParameters->GetXaxis())->SetBinLabel(4,"max. v_{n}"); | |
688 | (fFittingParameters->GetXaxis())->SetBinLabel(5,"starting #sigma^{2}"); | |
689 | (fFittingParameters->GetXaxis())->SetBinLabel(6,"min. #sigma^{2}"); | |
690 | (fFittingParameters->GetXaxis())->SetBinLabel(7,"max. #sigma^{2}"); | |
691 | (fFittingParameters->GetXaxis())->SetBinLabel(8,"plot or not?"); | |
692 | fHistList->Add(fFittingParameters); | |
693 | ||
ce4a88f5 | 694 | } // end of void AliFlowAnalysisWithFittingQDistribution::BookEverythingForDistributions() |
695 | ||
696 | ||
697 | //================================================================================================================================ | |
698 | ||
699 | ||
700 | void AliFlowAnalysisWithFittingQDistribution::DoFit(Bool_t useParticleWeights, Bool_t sigma2NotFixed) | |
701 | { | |
702 | // do final fit to q-distribution | |
703 | ||
704 | // shortcuts for flags: | |
705 | Int_t pW = (Int_t)(useParticleWeights); | |
ee0860e8 | 706 | Int_t s2NF = 1-(Int_t)(sigma2NotFixed); |
ce4a88f5 | 707 | |
708 | for(Int_t f=0;f<2;f++) | |
709 | { | |
710 | if(!(fqDistribution[pW] && fSumOfParticleWeights[pW] && fIntFlow[pW][f] && fSigma2[pW][f])) | |
711 | { | |
712 | cout<<"WARNING: fqDistribution[pW] && fSumOfParticleWeights[pW] && fIntFlow[pW][f] && fSigma2[pw][f] is NULL in AFAWFQD::DoFit() !!!!"<<endl; | |
713 | cout<<"pW = "<<pW<<endl; | |
714 | cout<<"f = "<<f<<endl; | |
715 | exit(0); | |
716 | } | |
717 | } | |
718 | ||
719 | // average multiplicity and number of events: | |
720 | Double_t AvM = fSumOfParticleWeights[pW]->GetMean(1); | |
721 | //Int_t nEvts = (Int_t)fSumOfParticleWeights[pW]->GetEntries(); | |
722 | ||
ee0860e8 | 723 | // for fitting take into account only bins with at least fTreshold entries: |
724 | Int_t binMin = fqDistribution[pW]->FindFirstBinAbove(fTreshold); // to be improved (add setter for this) | |
725 | Int_t binMax = fqDistribution[pW]->FindLastBinAbove(fTreshold); // to be improved (add setter for this) | |
ce4a88f5 | 726 | Double_t binWidth = fqDistribution[pW]->GetBinWidth(4); // assuming that all bins have the same width |
727 | if(binWidth == 0) | |
728 | { | |
729 | cout<<"WARNING: binWidth == 0 in AFAWFQD::DoFit()"<<endl; | |
730 | exit(0); | |
731 | } | |
732 | Double_t qmin = (binMin-1)*binWidth; | |
733 | Double_t qmax = (binMax)*binWidth; | |
734 | Double_t ent = 0.; // number of entries between binMin and binMax: | |
735 | for(Int_t b=binMin;b<=binMax;b++) | |
736 | { | |
737 | ent += fqDistribution[pW]->GetBinContent(b); | |
738 | } | |
739 | Double_t norm = binWidth*ent; // norm (assuming that all bins have the same width) | |
740 | ||
741 | // fitting function: | |
742 | TF1 *fittingFun = new TF1("fittingFun","[2]*(x/[1])*exp(-(x*x+[0]*[0])/(2.*[1]))*TMath::BesselI0(x*[0]/[1])",qmin,qmax); | |
743 | ||
744 | fittingFun->SetParNames("v*sqrt{sum of particle weights}","sigma^2","norm"); | |
ee0860e8 | 745 | fittingFun->SetParameters(fvStart*pow(AvM,0.5),fSigma2Start,norm); // to be improved (add setter for starting v) |
746 | fittingFun->SetParLimits(0,fvMin*pow(AvM,0.5),fvMax*pow(AvM,0.5)); // to be improved (add setters for vmin and vmax) | |
747 | ||
d6d06a8e | 748 | if(s2NF == 0) |
ce4a88f5 | 749 | { |
ee0860e8 | 750 | fittingFun->SetParLimits(1,fSigma2Min,fSigma2Max); // to be improved (add setters for sigma^2_min and sigma^2_max) |
ce4a88f5 | 751 | } else |
752 | { | |
753 | fittingFun->FixParameter(1,0.5); | |
754 | } | |
755 | fittingFun->FixParameter(2,norm); | |
756 | ||
757 | // fitting (do it only if # of entries >50): // to be improved (this is only a pragmatics fix to avoid TMinuit crash) | |
758 | if(ent > 50) | |
759 | { | |
760 | fqDistribution[pW]->Fit("fittingFun","NQ","",qmin,qmax); | |
761 | } | |
762 | // results: | |
763 | Double_t v = 0.; // integrated flow | |
764 | Double_t vError = 0.; // error of integrated flow | |
765 | Double_t sigma2 = 0.; // sigma^2 | |
766 | Double_t sigma2Error = 0.; // error of sigma^2 | |
767 | ||
768 | if(AvM) | |
769 | { | |
770 | v = fittingFun->GetParameter(0)/pow(AvM,0.5); | |
771 | vError = fittingFun->GetParError(0)/pow(AvM,0.5); | |
772 | // store the results: | |
773 | fIntFlow[pW][s2NF]->SetBinContent(1,v); | |
774 | fIntFlow[pW][s2NF]->SetBinError(1,vError); | |
775 | } | |
d6d06a8e | 776 | if(s2NF == 0) |
ce4a88f5 | 777 | { |
778 | sigma2 = fittingFun->GetParameter(1); | |
779 | sigma2Error = fittingFun->GetParError(1); | |
780 | // store the results: | |
781 | fSigma2[pW][0]->SetBinContent(1,sigma2); | |
782 | fSigma2[pW][0]->SetBinError(1,sigma2Error); | |
783 | } else // sigma^2 not fitted, but fixed to 0.5 | |
784 | { | |
ee0860e8 | 785 | sigma2 = 0.5; |
786 | fSigma2[pW][1]->SetBinContent(1,sigma2); | |
ce4a88f5 | 787 | fSigma2[pW][1]->SetBinError(1,0.); |
788 | } | |
789 | ||
ee0860e8 | 790 | if(fPlotResults) |
791 | { | |
792 | if(s2NF == 0) | |
793 | { | |
794 | fqDistribution[pW]->SetFillColor(16); | |
795 | fqDistribution[pW]->SetTitle("Fitted q-distribution"); | |
796 | fqDistribution[pW]->Draw(""); | |
797 | fLegend->AddEntry(fqDistribution[pW],"q-distribution","f"); | |
798 | fittingFun->SetLineColor(2); // 2 = red color | |
799 | fittingFun->Draw("SAME"); | |
800 | fLegend->AddEntry("fittingFun","#sigma^{2} fitted","l"); | |
801 | } else | |
802 | { | |
803 | // to be improved (perhaps there is a better way to implement this?) | |
804 | TF1 *fittingFunTemp = (TF1*)fittingFun->Clone("fittingFunTemp"); | |
805 | fittingFunTemp->SetLineColor(4); // 4 = blue color | |
806 | fittingFunTemp->Draw("SAME"); | |
807 | fLegend->AddEntry("fittingFunTemp","#sigma^{2} fixed","l"); | |
808 | fLegend->Draw("SAME"); | |
809 | } | |
810 | } // end of if(fPlotResults) | |
811 | ||
ce4a88f5 | 812 | } // end of void AliFlowAnalysisWithFittingQDistribution::DoFit(Bool_t useParticleWeights) |
813 | ||
814 | ||
815 | //================================================================================================================================ | |
816 | ||
817 | ||
818 | void AliFlowAnalysisWithFittingQDistribution::FillCommonHistResultsIntFlow(Bool_t useParticleWeights, Bool_t sigma2NotFixed) | |
819 | { | |
820 | // fill in AliFlowCommonHistResults histograms relevant for 'NONAME' integrated flow (to be improved (name)) | |
821 | ||
822 | // shortcuts for the flags: | |
823 | Int_t pW = (Int_t)(useParticleWeights); // 0 = pWeights not useed, 1 = pWeights used | |
824 | Int_t s2NF = (Int_t)(sigma2NotFixed); // 0 = sigma^2 not fixed, 1 = sigma^2 fixed to 0.5 | |
825 | ||
826 | if(!fIntFlow[pW][s2NF]) | |
827 | { | |
828 | cout<<"WARNING: fIntFlow[pW][s2NF] is NULL in AFAWFQD::FCHRIF() !!!!"<<endl; | |
829 | cout<<"pW = "<<pW<<endl; | |
830 | cout<<"s2NF = "<<s2NF<<endl; | |
831 | exit(0); | |
832 | } | |
833 | ||
ee0860e8 | 834 | if(!fSumOfParticleWeights[pW]) |
835 | { | |
836 | cout<<"WARNING: fSumOfParticleWeights[pW] is NULL in AFAWFQD::FCHRIF() !!!!"<<endl; | |
837 | cout<<"pW = "<<pW<<endl; | |
838 | exit(0); | |
839 | } | |
840 | ||
ce4a88f5 | 841 | if(!(fCommonHistsResults)) |
842 | { | |
843 | cout<<"WARNING: fCommonHistsResults is NULL in AFAWFQD::FCHRIF() !!!!"<<endl; | |
844 | exit(0); | |
845 | } | |
846 | ||
ee0860e8 | 847 | // fill integrated flow: |
ce4a88f5 | 848 | Double_t v = fIntFlow[pW][s2NF]->GetBinContent(1); |
849 | Double_t vError = fIntFlow[pW][s2NF]->GetBinError(1); | |
850 | ||
851 | fCommonHistsResults->FillIntegratedFlow(v,vError); | |
852 | ||
ee0860e8 | 853 | // fill chi: |
854 | Double_t AvM = fSumOfParticleWeights[pW]->GetMean(1); | |
855 | Double_t chi = AvM*pow(v,2); | |
856 | if(chi>=0) | |
857 | { | |
858 | fCommonHistsResults->FillChi(pow(chi,0.5)); | |
859 | fCommonHistsResults->FillChiRP(pow(chi,0.5)); | |
860 | } | |
861 | ||
ce4a88f5 | 862 | } // end of void AliFlowAnalysisWithFittingQDistribution::FillCommonHistResultsIntFlow(Bool_t useParticleWeights, Bool_t sigma2NotFixed) |
863 | ||
864 | ||
865 | //================================================================================================================================ | |
866 | ||
867 | ||
868 | void AliFlowAnalysisWithFittingQDistribution::PrintFinalResultsForIntegratedFlow() | |
869 | { | |
870 | // print the final results for integrated flow on the screen | |
871 | ||
872 | // shortcuts: pW = particle weights | |
873 | // s2NF = sigma^2 not fixed | |
874 | ||
875 | for(Int_t pW=0;pW<1+(Int_t)(fUsePhiWeights||fUsePtWeights||fUseEtaWeights);pW++) | |
876 | { | |
877 | if(!fSumOfParticleWeights[pW]) | |
878 | { | |
879 | cout<<"WARNING: fSumOfParticleWeights[pW] is NULL in AFAWFQD::FCHRIF() !!!!"<<endl; | |
880 | cout<<"pW = "<<pW<<endl; | |
881 | exit(0); | |
882 | } | |
883 | for(Int_t s2NF=0;s2NF<2;s2NF++) | |
884 | { | |
885 | if(!fIntFlow[pW][s2NF]) | |
886 | { | |
887 | cout<<"WARNING: fIntFlow[pW][s2NF] is NULL in AFAWFQD::FCHRIF() !!!!"<<endl; | |
888 | cout<<"pW = "<<pW<<endl; | |
889 | cout<<"s2NF = "<<s2NF<<endl; | |
890 | exit(0); | |
891 | } | |
892 | } | |
893 | } | |
894 | ||
895 | if(!(fCommonHistsResults)) | |
896 | { | |
897 | cout<<"WARNING: fCommonHistsResults is NULL in AFAWFQD::FCHRIF() !!!!"<<endl; | |
898 | exit(0); | |
899 | } | |
900 | ||
901 | // shortcut for the harmonic: | |
902 | Int_t n = (Int_t)(fCommonHists->GetHarmonic())->GetBinContent(1); | |
903 | ||
904 | // printing: | |
905 | cout<<" "<<endl; | |
906 | cout<<"***************************************"<<endl; | |
907 | cout<<"***************************************"<<endl; | |
908 | cout<<" integrated flow by fitting "<<endl; | |
909 | cout<<" q-distribution: "<<endl; | |
910 | if(fUsePhiWeights||fUsePtWeights||fUseEtaWeights) | |
911 | { | |
912 | cout<<" (with weights) "<<endl; | |
913 | } else | |
914 | { | |
915 | cout<<" (without weights) "<<endl; | |
916 | } | |
917 | cout<<endl; | |
918 | ||
919 | if(fUsePhiWeights||fUsePtWeights||fUseEtaWeights) | |
920 | { | |
921 | cout<<" v_"<<n<<"{FQD} = "<<fIntFlow[1][0]->GetBinContent(1)<<" +/- "<<fIntFlow[1][0]->GetBinError(1) | |
922 | <<" (sigma^2 fitted = "<<fSigma2[1][0]->GetBinContent(1)<<")"<<endl; | |
923 | cout<<" v_"<<n<<"{FQD} = "<<fIntFlow[1][1]->GetBinContent(1)<<" +/- "<<fIntFlow[1][1]->GetBinError(1) | |
924 | <<" (sigma^2 fixed = 0.5"<<")"<<endl; | |
925 | cout<<" "<<endl; | |
926 | cout<<" nEvts = "<<fSumOfParticleWeights[1]->GetEntries()<<", AvM = "<<fSumOfParticleWeights[1]->GetMean()<<endl; | |
927 | cout<<" "<<endl; | |
928 | } else | |
929 | { | |
930 | cout<<" v_"<<n<<"{FQD} = "<<fIntFlow[0][0]->GetBinContent(1)<<" +/- "<<fIntFlow[0][0]->GetBinError(1) | |
931 | <<" (sigma^2 fitted = "<<fSigma2[0][0]->GetBinContent(1)<<")"<<endl; | |
932 | cout<<" v_"<<n<<"{FQD} = "<<fIntFlow[0][1]->GetBinContent(1)<<" +/- "<<fIntFlow[0][1]->GetBinError(1) | |
933 | <<" (sigma^2 fixed = 0.5"<<")"<<endl; | |
934 | cout<<" "<<endl; | |
935 | cout<<" nEvts = "<<fSumOfParticleWeights[0]->GetEntries()<<", AvM = "<<fSumOfParticleWeights[0]->GetMean()<<endl; | |
936 | cout<<" "<<endl; | |
937 | } | |
938 | ||
939 | cout<<"***************************************"<<endl; | |
940 | cout<<"***************************************"<<endl; | |
941 | ||
942 | } // end of void AliFlowAnalysisWithFittingQDistribution::PrintFinalResultsForIntegratedFlow() | |
943 | ||
944 | ||
945 | //================================================================================================================================ | |
ee0860e8 | 946 | |
947 | ||
948 | void AliFlowAnalysisWithFittingQDistribution::StoreFittingParameters() | |
949 | { | |
950 | // store fitting parameters in profile fFittingParameters | |
951 | ||
952 | // Binning of fFittingParameters is organized as follows: | |
953 | // 1st bin: fTreshold | |
954 | // 2nd bin: fvStart | |
955 | // 3rd bin: fvMin | |
956 | // 4th bin: fvMax | |
957 | // 5th bin: fSigma2Start | |
958 | // 6th bin: fSigma2Min | |
959 | // 7th bin: fSigma2Max | |
960 | ||
961 | if(!fFittingParameters) | |
962 | { | |
963 | cout<<"WARNING: fFittingParameters is NULL in AFAWFQD::SFP() !!!!"<<endl; | |
964 | exit(0); | |
965 | } | |
966 | ||
967 | fFittingParameters->Reset(); | |
968 | fFittingParameters->Fill(0.5,fTreshold); | |
969 | fFittingParameters->Fill(1.5,fvStart); | |
970 | fFittingParameters->Fill(2.5,fvMin); | |
971 | fFittingParameters->Fill(3.5,fvMax); | |
972 | fFittingParameters->Fill(4.5,fSigma2Start); | |
973 | fFittingParameters->Fill(5.5,fSigma2Min); | |
974 | fFittingParameters->Fill(6.5,fSigma2Max); | |
975 | fFittingParameters->Fill(7.5,fPlotResults); | |
976 | ||
977 | } // end of void AliFlowAnalysisWithFittingQDistribution::StoreFittingParameters() | |
978 | ||
979 | ||
980 | //================================================================================================================================ | |
981 | ||
982 | ||
983 | void AliFlowAnalysisWithFittingQDistribution::AccessFittingParameters() | |
984 | { | |
985 | // access fitting parameters: | |
986 | ||
987 | if(!fFittingParameters) | |
988 | { | |
989 | cout<<"WARNING: fFittingParameters is NULL in AFAWFQD::AFP() !!!!"<<endl; | |
990 | exit(0); | |
991 | } | |
992 | ||
993 | fTreshold = fFittingParameters->GetBinContent(1); | |
994 | fvStart = fFittingParameters->GetBinContent(2); | |
995 | fvMin = fFittingParameters->GetBinContent(3); | |
996 | fvMax = fFittingParameters->GetBinContent(4); | |
997 | fSigma2Start = fFittingParameters->GetBinContent(5); | |
998 | fSigma2Min = fFittingParameters->GetBinContent(6); | |
999 | fSigma2Max = fFittingParameters->GetBinContent(7); | |
1000 | fPlotResults = (Bool_t) fFittingParameters->GetBinContent(8); | |
1001 | ||
1002 | } // end of void AliFlowAnalysisWithFittingQDistribution::AccessFittingParameters() |