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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), |
62d19320 | 45 | fBookOnlyBasicCCH(kFALSE), |
dd442cd2 | 46 | fFillMultipleControlHistograms(kFALSE), |
2ed70edf | 47 | fHarmonic(2), |
050c0a54 | 48 | fApplyCorrectionForNUA(kFALSE), |
49 | fApplyCorrectionForNUAVsM(kFALSE), | |
b77b6434 | 50 | fPropagateErrorAlsoFromNIT(kFALSE), |
1268c371 | 51 | fCalculateDiffFlow(kTRUE), |
52 | fCalculate2DDiffFlow(kFALSE), | |
62e36168 | 53 | fCalculateDiffFlowVsEta(kTRUE), |
2ed70edf | 54 | fStoreDistributions(kFALSE), |
dd442cd2 | 55 | fCalculateCumulantsVsM(kFALSE), |
3435cacb | 56 | fCalculateAllCorrelationsVsM(kFALSE), |
050c0a54 | 57 | fMinimumBiasReferenceFlow(kTRUE), |
e5834fcb | 58 | fForgetAboutCovariances(kFALSE), |
59 | fStorePhiDistributionForOneEvent(kFALSE), | |
067e9bc8 | 60 | fnBinsMult(10000), |
61 | fMinMult(0.), | |
62 | fMaxMult(10000.), | |
2ed70edf | 63 | fUseParticleWeights(useParticleWeights), |
e04e4ec5 | 64 | fUsePhiWeights(kFALSE), |
65 | fUsePtWeights(kFALSE), | |
66 | fUseEtaWeights(kFALSE), | |
403e3389 | 67 | fUseTrackWeights(kFALSE), |
2ed70edf | 68 | fWeightsList(NULL), |
69 | fMultiplicityWeight(NULL) | |
bc92c0cb | 70 | { |
7183fe85 | 71 | // constructor |
2ed70edf | 72 | cout<<"AliAnalysisTaskQCumulants::AliAnalysisTaskQCumulants(const char *name, Bool_t useParticleWeights)"<<endl; |
bc92c0cb | 73 | |
74 | // Define input and output slots here | |
2ed70edf | 75 | // Input slot #0 works with an AliFlowEventSimple |
76 | DefineInput(0, AliFlowEventSimple::Class()); | |
77 | // Input slot #1 is needed for the weights input file: | |
78 | if(useParticleWeights) | |
e04e4ec5 | 79 | { |
80 | DefineInput(1, TList::Class()); | |
2ed70edf | 81 | } |
82 | // Output slot #0 is reserved | |
83 | // Output slot #1 writes into a TList container | |
84 | DefineOutput(1, TList::Class()); | |
e04e4ec5 | 85 | |
2ed70edf | 86 | // Event weights: |
87 | fMultiplicityWeight = new TString("combinations"); | |
e5834fcb | 88 | |
89 | // Store phi distribution for one event to illustrate flow: | |
90 | for(Int_t p=0;p<4;p++) // [v_min,v_max,refMult_min,refMult_max] | |
91 | { | |
92 | fPhiDistributionForOneEventSettings[p] = 0.; | |
93 | } | |
94 | ||
bc92c0cb | 95 | } |
96 | ||
97 | AliAnalysisTaskQCumulants::AliAnalysisTaskQCumulants(): | |
2ed70edf | 98 | AliAnalysisTaskSE(), |
7183fe85 | 99 | fEvent(NULL), |
2ed70edf | 100 | fQC(NULL), |
7183fe85 | 101 | fListHistos(NULL), |
62d19320 | 102 | fBookOnlyBasicCCH(kFALSE), |
dd442cd2 | 103 | fFillMultipleControlHistograms(kFALSE), |
2ed70edf | 104 | fHarmonic(0), |
105 | fApplyCorrectionForNUA(kFALSE), | |
050c0a54 | 106 | fApplyCorrectionForNUAVsM(kFALSE), |
b77b6434 | 107 | fPropagateErrorAlsoFromNIT(kFALSE), |
1268c371 | 108 | fCalculateDiffFlow(kFALSE), |
109 | fCalculate2DDiffFlow(kFALSE), | |
62e36168 | 110 | fCalculateDiffFlowVsEta(kTRUE), |
2ed70edf | 111 | fStoreDistributions(kFALSE), |
b3dacf6b | 112 | fCalculateCumulantsVsM(kFALSE), |
3435cacb | 113 | fCalculateAllCorrelationsVsM(kFALSE), |
0dd3b008 | 114 | fMinimumBiasReferenceFlow(kFALSE), |
8e1cefdd | 115 | fForgetAboutCovariances(kFALSE), |
e5834fcb | 116 | fStorePhiDistributionForOneEvent(kFALSE), |
067e9bc8 | 117 | fnBinsMult(0), |
118 | fMinMult(0.), | |
119 | fMaxMult(0.), | |
2ed70edf | 120 | fUseParticleWeights(kFALSE), |
e04e4ec5 | 121 | fUsePhiWeights(kFALSE), |
122 | fUsePtWeights(kFALSE), | |
123 | fUseEtaWeights(kFALSE), | |
403e3389 | 124 | fUseTrackWeights(kFALSE), |
2ed70edf | 125 | fWeightsList(NULL), |
126 | fMultiplicityWeight(NULL) | |
bc92c0cb | 127 | { |
2ed70edf | 128 | // Dummy constructor |
bc92c0cb | 129 | cout<<"AliAnalysisTaskQCumulants::AliAnalysisTaskQCumulants()"<<endl; |
e5834fcb | 130 | |
131 | // Store phi distribution for one event to illustrate flow: | |
132 | for(Int_t p=0;p<4;p++) // [v_min,v_max,refMult_min,refMult_max] | |
133 | { | |
134 | fPhiDistributionForOneEventSettings[p] = 0.; | |
135 | } | |
136 | ||
bc92c0cb | 137 | } |
138 | ||
139 | //================================================================================================================ | |
140 | ||
2ed70edf | 141 | void AliAnalysisTaskQCumulants::UserCreateOutputObjects() |
bc92c0cb | 142 | { |
2ed70edf | 143 | // Called at every worker node to initialize |
144 | cout<<"AliAnalysisTaskQCumulants::UserCreateOutputObjects()"<<endl; | |
bc92c0cb | 145 | |
2ed70edf | 146 | // Analyser: |
147 | fQC = new AliFlowAnalysisWithQCumulants(); | |
e04e4ec5 | 148 | |
2ed70edf | 149 | // Common: |
62d19320 | 150 | fQC->SetBookOnlyBasicCCH(fBookOnlyBasicCCH); |
dd442cd2 | 151 | fQC->SetFillMultipleControlHistograms(fFillMultipleControlHistograms); |
2ed70edf | 152 | fQC->SetHarmonic(fHarmonic); |
153 | fQC->SetApplyCorrectionForNUA(fApplyCorrectionForNUA); | |
050c0a54 | 154 | fQC->SetApplyCorrectionForNUAVsM(fApplyCorrectionForNUAVsM); |
b77b6434 | 155 | fQC->SetPropagateErrorAlsoFromNIT(fPropagateErrorAlsoFromNIT); |
1268c371 | 156 | fQC->SetCalculateDiffFlow(fCalculateDiffFlow); |
157 | fQC->SetCalculate2DDiffFlow(fCalculate2DDiffFlow); | |
62e36168 | 158 | fQC->SetCalculateDiffFlowVsEta(fCalculateDiffFlowVsEta); |
2ed70edf | 159 | fQC->SetStoreDistributions(fStoreDistributions); |
b3dacf6b | 160 | fQC->SetCalculateCumulantsVsM(fCalculateCumulantsVsM); |
3435cacb | 161 | fQC->SetCalculateAllCorrelationsVsM(fCalculateAllCorrelationsVsM); |
0dd3b008 | 162 | fQC->SetMinimumBiasReferenceFlow(fMinimumBiasReferenceFlow); |
8e1cefdd | 163 | fQC->SetForgetAboutCovariances(fForgetAboutCovariances); |
b3dacf6b | 164 | // Multiparticle correlations vs multiplicity: |
067e9bc8 | 165 | fQC->SetnBinsMult(fnBinsMult); |
166 | fQC->SetMinMult(fMinMult); | |
167 | fQC->SetMaxMult(fMaxMult); | |
2ed70edf | 168 | // Particle weights: |
169 | if(fUseParticleWeights) | |
e04e4ec5 | 170 | { |
2ed70edf | 171 | // Pass the flags to class: |
403e3389 | 172 | if(fUsePhiWeights){fQC->SetUsePhiWeights(fUsePhiWeights);} |
173 | if(fUsePtWeights){fQC->SetUsePtWeights(fUsePtWeights);} | |
174 | if(fUseEtaWeights){fQC->SetUseEtaWeights(fUseEtaWeights);} | |
175 | if(fUseTrackWeights){fQC->SetUseTrackWeights(fUseTrackWeights);} | |
2ed70edf | 176 | // Get data from input slot #1 which is used for weights: |
e04e4ec5 | 177 | if(GetNinputs()==2) |
178 | { | |
2ed70edf | 179 | fWeightsList = (TList*)GetInputData(1); |
e04e4ec5 | 180 | } |
2ed70edf | 181 | // Pass the list with weights to class: |
182 | if(fWeightsList) fQC->SetWeightsList(fWeightsList); | |
e04e4ec5 | 183 | } |
2ed70edf | 184 | // Event weights: |
185 | if(!(strcmp(fMultiplicityWeight->Data(),"combinations")==0)) // default is "combinations" | |
bc92c0cb | 186 | { |
2ed70edf | 187 | fQC->SetMultiplicityWeight(fMultiplicityWeight->Data()); |
bc92c0cb | 188 | } |
e04e4ec5 | 189 | |
e5834fcb | 190 | // Store phi distribution for one event to illustrate flow: |
191 | fQC->SetStorePhiDistributionForOneEvent(fStorePhiDistributionForOneEvent); | |
192 | for(Int_t i=0;i<4;i++) | |
193 | { | |
194 | fQC->SetPhiDistributionForOneEventSettings(fPhiDistributionForOneEventSettings[i],i); | |
195 | } | |
196 | ||
2ed70edf | 197 | fQC->Init(); |
bc92c0cb | 198 | |
2ed70edf | 199 | if(fQC->GetHistList()) |
200 | { | |
201 | fListHistos = fQC->GetHistList(); | |
202 | // fListHistos->Print(); | |
203 | } else | |
204 | { | |
205 | Printf("ERROR: Could not retrieve histogram list (QC, Task::UserCreateOutputObjects()) !!!!"); | |
206 | } | |
61e0c8c0 | 207 | |
208 | PostData(1,fListHistos); | |
209 | ||
2ed70edf | 210 | } // end of void AliAnalysisTaskQCumulants::UserCreateOutputObjects() |
bc92c0cb | 211 | |
212 | //================================================================================================================ | |
213 | ||
2ed70edf | 214 | void AliAnalysisTaskQCumulants::UserExec(Option_t *) |
bc92c0cb | 215 | { |
2ed70edf | 216 | // main loop (called for each event) |
7183fe85 | 217 | fEvent = dynamic_cast<AliFlowEventSimple*>(GetInputData(0)); |
218 | ||
219 | // Q-cumulants | |
220 | if(fEvent) | |
221 | { | |
2ed70edf | 222 | fQC->Make(fEvent); |
223 | } else | |
224 | { | |
225 | cout<<"WARNING: No input data (QC, Task::UserExec()) !!!!"<<endl; | |
226 | cout<<endl; | |
227 | } | |
bc92c0cb | 228 | |
2ed70edf | 229 | PostData(1,fListHistos); |
bc92c0cb | 230 | } |
231 | ||
232 | //================================================================================================================ | |
233 | ||
234 | void AliAnalysisTaskQCumulants::Terminate(Option_t *) | |
8842fb2b | 235 | { |
2ed70edf | 236 | //accessing the merged output list: |
237 | fListHistos = (TList*)GetOutputData(1); | |
77515452 | 238 | |
2ed70edf | 239 | fQC = new AliFlowAnalysisWithQCumulants(); |
8842fb2b | 240 | |
2ed70edf | 241 | if(fListHistos) |
fd46c3dd | 242 | { |
2ed70edf | 243 | fQC->GetOutputHistograms(fListHistos); |
244 | fQC->Finish(); | |
245 | PostData(1,fListHistos); | |
246 | } else | |
247 | { | |
248 | cout<<" WARNING: histogram list pointer is empty (QC, Task::Terminate()) !!!!"<<endl; | |
249 | cout<<endl; | |
250 | } | |
251 | ||
252 | } // end of void AliAnalysisTaskQCumulants::Terminate(Option_t *) | |
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