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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), |
dd442cd2 | 45 | fFillMultipleControlHistograms(kFALSE), |
2ed70edf | 46 | fHarmonic(2), |
050c0a54 | 47 | fApplyCorrectionForNUA(kFALSE), |
48 | fApplyCorrectionForNUAVsM(kFALSE), | |
b77b6434 | 49 | fPropagateErrorAlsoFromNIT(kFALSE), |
1268c371 | 50 | fCalculateDiffFlow(kTRUE), |
51 | fCalculate2DDiffFlow(kFALSE), | |
2ed70edf | 52 | fStoreDistributions(kFALSE), |
dd442cd2 | 53 | fCalculateCumulantsVsM(kFALSE), |
050c0a54 | 54 | fMinimumBiasReferenceFlow(kTRUE), |
e5834fcb | 55 | fForgetAboutCovariances(kFALSE), |
56 | fStorePhiDistributionForOneEvent(kFALSE), | |
067e9bc8 | 57 | fnBinsMult(10000), |
58 | fMinMult(0.), | |
59 | fMaxMult(10000.), | |
2ed70edf | 60 | fUseParticleWeights(useParticleWeights), |
e04e4ec5 | 61 | fUsePhiWeights(kFALSE), |
62 | fUsePtWeights(kFALSE), | |
63 | fUseEtaWeights(kFALSE), | |
2ed70edf | 64 | fWeightsList(NULL), |
65 | fMultiplicityWeight(NULL) | |
bc92c0cb | 66 | { |
7183fe85 | 67 | // constructor |
2ed70edf | 68 | cout<<"AliAnalysisTaskQCumulants::AliAnalysisTaskQCumulants(const char *name, Bool_t useParticleWeights)"<<endl; |
bc92c0cb | 69 | |
70 | // Define input and output slots here | |
2ed70edf | 71 | // Input slot #0 works with an AliFlowEventSimple |
72 | DefineInput(0, AliFlowEventSimple::Class()); | |
73 | // Input slot #1 is needed for the weights input file: | |
74 | if(useParticleWeights) | |
e04e4ec5 | 75 | { |
76 | DefineInput(1, TList::Class()); | |
2ed70edf | 77 | } |
78 | // Output slot #0 is reserved | |
79 | // Output slot #1 writes into a TList container | |
80 | DefineOutput(1, TList::Class()); | |
e04e4ec5 | 81 | |
2ed70edf | 82 | // Event weights: |
83 | fMultiplicityWeight = new TString("combinations"); | |
e5834fcb | 84 | |
85 | // Store phi distribution for one event to illustrate flow: | |
86 | for(Int_t p=0;p<4;p++) // [v_min,v_max,refMult_min,refMult_max] | |
87 | { | |
88 | fPhiDistributionForOneEventSettings[p] = 0.; | |
89 | } | |
90 | ||
bc92c0cb | 91 | } |
92 | ||
93 | AliAnalysisTaskQCumulants::AliAnalysisTaskQCumulants(): | |
2ed70edf | 94 | AliAnalysisTaskSE(), |
7183fe85 | 95 | fEvent(NULL), |
2ed70edf | 96 | fQC(NULL), |
7183fe85 | 97 | fListHistos(NULL), |
dd442cd2 | 98 | fFillMultipleControlHistograms(kFALSE), |
2ed70edf | 99 | fHarmonic(0), |
100 | fApplyCorrectionForNUA(kFALSE), | |
050c0a54 | 101 | fApplyCorrectionForNUAVsM(kFALSE), |
b77b6434 | 102 | fPropagateErrorAlsoFromNIT(kFALSE), |
1268c371 | 103 | fCalculateDiffFlow(kFALSE), |
104 | fCalculate2DDiffFlow(kFALSE), | |
2ed70edf | 105 | fStoreDistributions(kFALSE), |
b3dacf6b | 106 | fCalculateCumulantsVsM(kFALSE), |
0dd3b008 | 107 | fMinimumBiasReferenceFlow(kFALSE), |
8e1cefdd | 108 | fForgetAboutCovariances(kFALSE), |
e5834fcb | 109 | fStorePhiDistributionForOneEvent(kFALSE), |
067e9bc8 | 110 | fnBinsMult(0), |
111 | fMinMult(0.), | |
112 | fMaxMult(0.), | |
2ed70edf | 113 | fUseParticleWeights(kFALSE), |
e04e4ec5 | 114 | fUsePhiWeights(kFALSE), |
115 | fUsePtWeights(kFALSE), | |
116 | fUseEtaWeights(kFALSE), | |
2ed70edf | 117 | fWeightsList(NULL), |
118 | fMultiplicityWeight(NULL) | |
bc92c0cb | 119 | { |
2ed70edf | 120 | // Dummy constructor |
bc92c0cb | 121 | cout<<"AliAnalysisTaskQCumulants::AliAnalysisTaskQCumulants()"<<endl; |
e5834fcb | 122 | |
123 | // Store phi distribution for one event to illustrate flow: | |
124 | for(Int_t p=0;p<4;p++) // [v_min,v_max,refMult_min,refMult_max] | |
125 | { | |
126 | fPhiDistributionForOneEventSettings[p] = 0.; | |
127 | } | |
128 | ||
bc92c0cb | 129 | } |
130 | ||
131 | //================================================================================================================ | |
132 | ||
2ed70edf | 133 | void AliAnalysisTaskQCumulants::UserCreateOutputObjects() |
bc92c0cb | 134 | { |
2ed70edf | 135 | // Called at every worker node to initialize |
136 | cout<<"AliAnalysisTaskQCumulants::UserCreateOutputObjects()"<<endl; | |
bc92c0cb | 137 | |
2ed70edf | 138 | // Analyser: |
139 | fQC = new AliFlowAnalysisWithQCumulants(); | |
e04e4ec5 | 140 | |
2ed70edf | 141 | // Common: |
dd442cd2 | 142 | fQC->SetFillMultipleControlHistograms(fFillMultipleControlHistograms); |
2ed70edf | 143 | fQC->SetHarmonic(fHarmonic); |
144 | fQC->SetApplyCorrectionForNUA(fApplyCorrectionForNUA); | |
050c0a54 | 145 | fQC->SetApplyCorrectionForNUAVsM(fApplyCorrectionForNUAVsM); |
b77b6434 | 146 | fQC->SetPropagateErrorAlsoFromNIT(fPropagateErrorAlsoFromNIT); |
1268c371 | 147 | fQC->SetCalculateDiffFlow(fCalculateDiffFlow); |
148 | fQC->SetCalculate2DDiffFlow(fCalculate2DDiffFlow); | |
2ed70edf | 149 | fQC->SetStoreDistributions(fStoreDistributions); |
b3dacf6b | 150 | fQC->SetCalculateCumulantsVsM(fCalculateCumulantsVsM); |
0dd3b008 | 151 | fQC->SetMinimumBiasReferenceFlow(fMinimumBiasReferenceFlow); |
8e1cefdd | 152 | fQC->SetForgetAboutCovariances(fForgetAboutCovariances); |
b3dacf6b | 153 | // Multiparticle correlations vs multiplicity: |
067e9bc8 | 154 | fQC->SetnBinsMult(fnBinsMult); |
155 | fQC->SetMinMult(fMinMult); | |
156 | fQC->SetMaxMult(fMaxMult); | |
2ed70edf | 157 | // Particle weights: |
158 | if(fUseParticleWeights) | |
e04e4ec5 | 159 | { |
2ed70edf | 160 | // Pass the flags to class: |
161 | if(fUsePhiWeights) fQC->SetUsePhiWeights(fUsePhiWeights); | |
162 | if(fUsePtWeights) fQC->SetUsePtWeights(fUsePtWeights); | |
163 | if(fUseEtaWeights) fQC->SetUseEtaWeights(fUseEtaWeights); | |
164 | // Get data from input slot #1 which is used for weights: | |
e04e4ec5 | 165 | if(GetNinputs()==2) |
166 | { | |
2ed70edf | 167 | fWeightsList = (TList*)GetInputData(1); |
e04e4ec5 | 168 | } |
2ed70edf | 169 | // Pass the list with weights to class: |
170 | if(fWeightsList) fQC->SetWeightsList(fWeightsList); | |
e04e4ec5 | 171 | } |
2ed70edf | 172 | // Event weights: |
173 | if(!(strcmp(fMultiplicityWeight->Data(),"combinations")==0)) // default is "combinations" | |
bc92c0cb | 174 | { |
2ed70edf | 175 | fQC->SetMultiplicityWeight(fMultiplicityWeight->Data()); |
bc92c0cb | 176 | } |
e04e4ec5 | 177 | |
e5834fcb | 178 | // Store phi distribution for one event to illustrate flow: |
179 | fQC->SetStorePhiDistributionForOneEvent(fStorePhiDistributionForOneEvent); | |
180 | for(Int_t i=0;i<4;i++) | |
181 | { | |
182 | fQC->SetPhiDistributionForOneEventSettings(fPhiDistributionForOneEventSettings[i],i); | |
183 | } | |
184 | ||
2ed70edf | 185 | fQC->Init(); |
bc92c0cb | 186 | |
2ed70edf | 187 | if(fQC->GetHistList()) |
188 | { | |
189 | fListHistos = fQC->GetHistList(); | |
190 | // fListHistos->Print(); | |
191 | } else | |
192 | { | |
193 | Printf("ERROR: Could not retrieve histogram list (QC, Task::UserCreateOutputObjects()) !!!!"); | |
194 | } | |
61e0c8c0 | 195 | |
196 | PostData(1,fListHistos); | |
197 | ||
2ed70edf | 198 | } // end of void AliAnalysisTaskQCumulants::UserCreateOutputObjects() |
bc92c0cb | 199 | |
200 | //================================================================================================================ | |
201 | ||
2ed70edf | 202 | void AliAnalysisTaskQCumulants::UserExec(Option_t *) |
bc92c0cb | 203 | { |
2ed70edf | 204 | // main loop (called for each event) |
7183fe85 | 205 | fEvent = dynamic_cast<AliFlowEventSimple*>(GetInputData(0)); |
206 | ||
207 | // Q-cumulants | |
208 | if(fEvent) | |
209 | { | |
2ed70edf | 210 | fQC->Make(fEvent); |
211 | } else | |
212 | { | |
213 | cout<<"WARNING: No input data (QC, Task::UserExec()) !!!!"<<endl; | |
214 | cout<<endl; | |
215 | } | |
bc92c0cb | 216 | |
2ed70edf | 217 | PostData(1,fListHistos); |
bc92c0cb | 218 | } |
219 | ||
220 | //================================================================================================================ | |
221 | ||
222 | void AliAnalysisTaskQCumulants::Terminate(Option_t *) | |
8842fb2b | 223 | { |
2ed70edf | 224 | //accessing the merged output list: |
225 | fListHistos = (TList*)GetOutputData(1); | |
77515452 | 226 | |
2ed70edf | 227 | fQC = new AliFlowAnalysisWithQCumulants(); |
8842fb2b | 228 | |
2ed70edf | 229 | if(fListHistos) |
fd46c3dd | 230 | { |
2ed70edf | 231 | fQC->GetOutputHistograms(fListHistos); |
232 | fQC->Finish(); | |
233 | PostData(1,fListHistos); | |
234 | } else | |
235 | { | |
236 | cout<<" WARNING: histogram list pointer is empty (QC, Task::Terminate()) !!!!"<<endl; | |
237 | cout<<endl; | |
238 | } | |
239 | ||
240 | } // end of void AliAnalysisTaskQCumulants::Terminate(Option_t *) | |
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