]>
Commit | Line | Data |
---|---|---|
bc92c0cb | 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 | * * | |
52021ae2 | 7 | * Permission to use, copy, modify and distribute this software and its * |
bc92c0cb | 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 | * analysis task for Q-cumulants * | |
18 | * * | |
19 | * authors: Naomi van der Kolk * | |
20 | * (kolk@nikhef.nl) * | |
21 | * Raimond Snellings * | |
22 | * (snelling@nikhef.nl) * | |
23 | * Ante Bilandzic * | |
24 | * (anteb@nikhef.nl) * | |
25 | * ***********************************/ | |
26 | ||
2ed70edf | 27 | class TFile; |
28 | class TList; | |
29 | class AliAnalysisTaskSE; | |
30 | ||
bc92c0cb | 31 | #include "Riostream.h" |
7183fe85 | 32 | #include "AliFlowEventSimple.h" |
bc92c0cb | 33 | #include "AliAnalysisTaskQCumulants.h" |
bc92c0cb | 34 | #include "AliFlowAnalysisWithQCumulants.h" |
bc92c0cb | 35 | |
36 | ClassImp(AliAnalysisTaskQCumulants) | |
37 | ||
38 | //================================================================================================================ | |
39 | ||
2ed70edf | 40 | AliAnalysisTaskQCumulants::AliAnalysisTaskQCumulants(const char *name, Bool_t useParticleWeights): |
41 | AliAnalysisTaskSE(name), | |
7183fe85 | 42 | fEvent(NULL), |
2ed70edf | 43 | fQC(NULL), |
77515452 | 44 | fListHistos(NULL), |
2ed70edf | 45 | fHarmonic(2), |
050c0a54 | 46 | fApplyCorrectionForNUA(kFALSE), |
47 | fApplyCorrectionForNUAVsM(kFALSE), | |
b77b6434 | 48 | fPropagateErrorAlsoFromNIT(kFALSE), |
2ed70edf | 49 | fCalculate2DFlow(kFALSE), |
50 | fStoreDistributions(kFALSE), | |
b3dacf6b | 51 | fCalculateCumulantsVsM(kTRUE), |
050c0a54 | 52 | fMinimumBiasReferenceFlow(kTRUE), |
e5834fcb | 53 | fForgetAboutCovariances(kFALSE), |
54 | fStorePhiDistributionForOneEvent(kFALSE), | |
067e9bc8 | 55 | fnBinsMult(10000), |
56 | fMinMult(0.), | |
57 | fMaxMult(10000.), | |
2ed70edf | 58 | fUseParticleWeights(useParticleWeights), |
e04e4ec5 | 59 | fUsePhiWeights(kFALSE), |
60 | fUsePtWeights(kFALSE), | |
61 | fUseEtaWeights(kFALSE), | |
2ed70edf | 62 | fWeightsList(NULL), |
63 | fMultiplicityWeight(NULL) | |
bc92c0cb | 64 | { |
7183fe85 | 65 | // constructor |
2ed70edf | 66 | cout<<"AliAnalysisTaskQCumulants::AliAnalysisTaskQCumulants(const char *name, Bool_t useParticleWeights)"<<endl; |
bc92c0cb | 67 | |
68 | // Define input and output slots here | |
2ed70edf | 69 | // Input slot #0 works with an AliFlowEventSimple |
70 | DefineInput(0, AliFlowEventSimple::Class()); | |
71 | // Input slot #1 is needed for the weights input file: | |
72 | if(useParticleWeights) | |
e04e4ec5 | 73 | { |
74 | DefineInput(1, TList::Class()); | |
2ed70edf | 75 | } |
76 | // Output slot #0 is reserved | |
77 | // Output slot #1 writes into a TList container | |
78 | DefineOutput(1, TList::Class()); | |
e04e4ec5 | 79 | |
2ed70edf | 80 | // Event weights: |
81 | fMultiplicityWeight = new TString("combinations"); | |
e5834fcb | 82 | |
83 | // Store phi distribution for one event to illustrate flow: | |
84 | for(Int_t p=0;p<4;p++) // [v_min,v_max,refMult_min,refMult_max] | |
85 | { | |
86 | fPhiDistributionForOneEventSettings[p] = 0.; | |
87 | } | |
88 | ||
bc92c0cb | 89 | } |
90 | ||
91 | AliAnalysisTaskQCumulants::AliAnalysisTaskQCumulants(): | |
2ed70edf | 92 | AliAnalysisTaskSE(), |
7183fe85 | 93 | fEvent(NULL), |
2ed70edf | 94 | fQC(NULL), |
7183fe85 | 95 | fListHistos(NULL), |
2ed70edf | 96 | fHarmonic(0), |
97 | fApplyCorrectionForNUA(kFALSE), | |
050c0a54 | 98 | fApplyCorrectionForNUAVsM(kFALSE), |
b77b6434 | 99 | fPropagateErrorAlsoFromNIT(kFALSE), |
2ed70edf | 100 | fCalculate2DFlow(kFALSE), |
101 | fStoreDistributions(kFALSE), | |
b3dacf6b | 102 | fCalculateCumulantsVsM(kFALSE), |
0dd3b008 | 103 | fMinimumBiasReferenceFlow(kFALSE), |
8e1cefdd | 104 | fForgetAboutCovariances(kFALSE), |
e5834fcb | 105 | fStorePhiDistributionForOneEvent(kFALSE), |
067e9bc8 | 106 | fnBinsMult(0), |
107 | fMinMult(0.), | |
108 | fMaxMult(0.), | |
2ed70edf | 109 | fUseParticleWeights(kFALSE), |
e04e4ec5 | 110 | fUsePhiWeights(kFALSE), |
111 | fUsePtWeights(kFALSE), | |
112 | fUseEtaWeights(kFALSE), | |
2ed70edf | 113 | fWeightsList(NULL), |
114 | fMultiplicityWeight(NULL) | |
bc92c0cb | 115 | { |
2ed70edf | 116 | // Dummy constructor |
bc92c0cb | 117 | cout<<"AliAnalysisTaskQCumulants::AliAnalysisTaskQCumulants()"<<endl; |
e5834fcb | 118 | |
119 | // Store phi distribution for one event to illustrate flow: | |
120 | for(Int_t p=0;p<4;p++) // [v_min,v_max,refMult_min,refMult_max] | |
121 | { | |
122 | fPhiDistributionForOneEventSettings[p] = 0.; | |
123 | } | |
124 | ||
bc92c0cb | 125 | } |
126 | ||
127 | //================================================================================================================ | |
128 | ||
2ed70edf | 129 | void AliAnalysisTaskQCumulants::UserCreateOutputObjects() |
bc92c0cb | 130 | { |
2ed70edf | 131 | // Called at every worker node to initialize |
132 | cout<<"AliAnalysisTaskQCumulants::UserCreateOutputObjects()"<<endl; | |
bc92c0cb | 133 | |
2ed70edf | 134 | // Analyser: |
135 | fQC = new AliFlowAnalysisWithQCumulants(); | |
e04e4ec5 | 136 | |
2ed70edf | 137 | // Common: |
138 | fQC->SetHarmonic(fHarmonic); | |
139 | fQC->SetApplyCorrectionForNUA(fApplyCorrectionForNUA); | |
050c0a54 | 140 | fQC->SetApplyCorrectionForNUAVsM(fApplyCorrectionForNUAVsM); |
b77b6434 | 141 | fQC->SetPropagateErrorAlsoFromNIT(fPropagateErrorAlsoFromNIT); |
2ed70edf | 142 | fQC->SetCalculate2DFlow(fCalculate2DFlow); |
143 | fQC->SetStoreDistributions(fStoreDistributions); | |
b3dacf6b | 144 | fQC->SetCalculateCumulantsVsM(fCalculateCumulantsVsM); |
0dd3b008 | 145 | fQC->SetMinimumBiasReferenceFlow(fMinimumBiasReferenceFlow); |
8e1cefdd | 146 | fQC->SetForgetAboutCovariances(fForgetAboutCovariances); |
b3dacf6b | 147 | // Multiparticle correlations vs multiplicity: |
067e9bc8 | 148 | fQC->SetnBinsMult(fnBinsMult); |
149 | fQC->SetMinMult(fMinMult); | |
150 | fQC->SetMaxMult(fMaxMult); | |
2ed70edf | 151 | // Particle weights: |
152 | if(fUseParticleWeights) | |
e04e4ec5 | 153 | { |
2ed70edf | 154 | // Pass the flags to class: |
155 | if(fUsePhiWeights) fQC->SetUsePhiWeights(fUsePhiWeights); | |
156 | if(fUsePtWeights) fQC->SetUsePtWeights(fUsePtWeights); | |
157 | if(fUseEtaWeights) fQC->SetUseEtaWeights(fUseEtaWeights); | |
158 | // Get data from input slot #1 which is used for weights: | |
e04e4ec5 | 159 | if(GetNinputs()==2) |
160 | { | |
2ed70edf | 161 | fWeightsList = (TList*)GetInputData(1); |
e04e4ec5 | 162 | } |
2ed70edf | 163 | // Pass the list with weights to class: |
164 | if(fWeightsList) fQC->SetWeightsList(fWeightsList); | |
e04e4ec5 | 165 | } |
2ed70edf | 166 | // Event weights: |
167 | if(!(strcmp(fMultiplicityWeight->Data(),"combinations")==0)) // default is "combinations" | |
bc92c0cb | 168 | { |
2ed70edf | 169 | fQC->SetMultiplicityWeight(fMultiplicityWeight->Data()); |
bc92c0cb | 170 | } |
e04e4ec5 | 171 | |
e5834fcb | 172 | // Store phi distribution for one event to illustrate flow: |
173 | fQC->SetStorePhiDistributionForOneEvent(fStorePhiDistributionForOneEvent); | |
174 | for(Int_t i=0;i<4;i++) | |
175 | { | |
176 | fQC->SetPhiDistributionForOneEventSettings(fPhiDistributionForOneEventSettings[i],i); | |
177 | } | |
178 | ||
2ed70edf | 179 | fQC->Init(); |
bc92c0cb | 180 | |
2ed70edf | 181 | if(fQC->GetHistList()) |
182 | { | |
183 | fListHistos = fQC->GetHistList(); | |
184 | // fListHistos->Print(); | |
185 | } else | |
186 | { | |
187 | Printf("ERROR: Could not retrieve histogram list (QC, Task::UserCreateOutputObjects()) !!!!"); | |
188 | } | |
61e0c8c0 | 189 | |
190 | PostData(1,fListHistos); | |
191 | ||
2ed70edf | 192 | } // end of void AliAnalysisTaskQCumulants::UserCreateOutputObjects() |
bc92c0cb | 193 | |
194 | //================================================================================================================ | |
195 | ||
2ed70edf | 196 | void AliAnalysisTaskQCumulants::UserExec(Option_t *) |
bc92c0cb | 197 | { |
2ed70edf | 198 | // main loop (called for each event) |
7183fe85 | 199 | fEvent = dynamic_cast<AliFlowEventSimple*>(GetInputData(0)); |
200 | ||
201 | // Q-cumulants | |
202 | if(fEvent) | |
203 | { | |
2ed70edf | 204 | fQC->Make(fEvent); |
205 | } else | |
206 | { | |
207 | cout<<"WARNING: No input data (QC, Task::UserExec()) !!!!"<<endl; | |
208 | cout<<endl; | |
209 | } | |
bc92c0cb | 210 | |
2ed70edf | 211 | PostData(1,fListHistos); |
bc92c0cb | 212 | } |
213 | ||
214 | //================================================================================================================ | |
215 | ||
216 | void AliAnalysisTaskQCumulants::Terminate(Option_t *) | |
8842fb2b | 217 | { |
2ed70edf | 218 | //accessing the merged output list: |
219 | fListHistos = (TList*)GetOutputData(1); | |
77515452 | 220 | |
2ed70edf | 221 | fQC = new AliFlowAnalysisWithQCumulants(); |
8842fb2b | 222 | |
2ed70edf | 223 | if(fListHistos) |
fd46c3dd | 224 | { |
2ed70edf | 225 | fQC->GetOutputHistograms(fListHistos); |
226 | fQC->Finish(); | |
227 | PostData(1,fListHistos); | |
228 | } else | |
229 | { | |
230 | cout<<" WARNING: histogram list pointer is empty (QC, Task::Terminate()) !!!!"<<endl; | |
231 | cout<<endl; | |
232 | } | |
233 | ||
234 | } // end of void AliAnalysisTaskQCumulants::Terminate(Option_t *) | |
bc92c0cb | 235 | |
236 | ||
237 | ||
238 | ||
239 | ||
240 | ||
241 | ||
242 | ||
243 | ||
244 | ||
245 | ||
246 | ||
247 | ||
248 | ||
249 | ||
250 | ||
251 | ||
252 | ||
253 | ||
254 | ||
255 |