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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; |
2701c4bc | 28 | class TString; |
2ed70edf | 29 | class TList; |
30 | class AliAnalysisTaskSE; | |
31 | ||
bc92c0cb | 32 | #include "Riostream.h" |
7183fe85 | 33 | #include "AliFlowEventSimple.h" |
bc92c0cb | 34 | #include "AliAnalysisTaskQCumulants.h" |
bc92c0cb | 35 | #include "AliFlowAnalysisWithQCumulants.h" |
bc92c0cb | 36 | |
cea49479 | 37 | #include "AliLog.h" |
38 | ||
3a7af7bd | 39 | using std::cout; |
40 | using std::endl; | |
bc92c0cb | 41 | ClassImp(AliAnalysisTaskQCumulants) |
42 | ||
43 | //================================================================================================================ | |
44 | ||
2ed70edf | 45 | AliAnalysisTaskQCumulants::AliAnalysisTaskQCumulants(const char *name, Bool_t useParticleWeights): |
46 | AliAnalysisTaskSE(name), | |
7183fe85 | 47 | fEvent(NULL), |
2ed70edf | 48 | fQC(NULL), |
77515452 | 49 | fListHistos(NULL), |
53884472 | 50 | fBookOnlyBasicCCH(kTRUE), |
dd442cd2 | 51 | fFillMultipleControlHistograms(kFALSE), |
2ed70edf | 52 | fHarmonic(2), |
050c0a54 | 53 | fApplyCorrectionForNUA(kFALSE), |
54 | fApplyCorrectionForNUAVsM(kFALSE), | |
b77b6434 | 55 | fPropagateErrorAlsoFromNIT(kFALSE), |
1268c371 | 56 | fCalculateDiffFlow(kTRUE), |
57 | fCalculate2DDiffFlow(kFALSE), | |
62e36168 | 58 | fCalculateDiffFlowVsEta(kTRUE), |
2ed70edf | 59 | fStoreDistributions(kFALSE), |
dd442cd2 | 60 | fCalculateCumulantsVsM(kFALSE), |
3435cacb | 61 | fCalculateAllCorrelationsVsM(kFALSE), |
050c0a54 | 62 | fMinimumBiasReferenceFlow(kTRUE), |
e5834fcb | 63 | fForgetAboutCovariances(kFALSE), |
64 | fStorePhiDistributionForOneEvent(kFALSE), | |
067e9bc8 | 65 | fnBinsMult(10000), |
66 | fMinMult(0.), | |
67 | fMaxMult(10000.), | |
2ed70edf | 68 | fUseParticleWeights(useParticleWeights), |
e04e4ec5 | 69 | fUsePhiWeights(kFALSE), |
70 | fUsePtWeights(kFALSE), | |
71 | fUseEtaWeights(kFALSE), | |
403e3389 | 72 | fUseTrackWeights(kFALSE), |
2ed70edf | 73 | fWeightsList(NULL), |
74 | fMultiplicityWeight(NULL) | |
bc92c0cb | 75 | { |
7183fe85 | 76 | // constructor |
cea49479 | 77 | AliDebug(2,"AliAnalysisTaskQCumulants::AliAnalysisTaskQCumulants(const char *name, Bool_t useParticleWeights)"); |
bc92c0cb | 78 | |
79 | // Define input and output slots here | |
2ed70edf | 80 | // Input slot #0 works with an AliFlowEventSimple |
81 | DefineInput(0, AliFlowEventSimple::Class()); | |
82 | // Input slot #1 is needed for the weights input file: | |
83 | if(useParticleWeights) | |
e04e4ec5 | 84 | { |
85 | DefineInput(1, TList::Class()); | |
2ed70edf | 86 | } |
87 | // Output slot #0 is reserved | |
88 | // Output slot #1 writes into a TList container | |
89 | DefineOutput(1, TList::Class()); | |
e04e4ec5 | 90 | |
2ed70edf | 91 | // Event weights: |
92 | fMultiplicityWeight = new TString("combinations"); | |
e5834fcb | 93 | |
94 | // Store phi distribution for one event to illustrate flow: | |
95 | for(Int_t p=0;p<4;p++) // [v_min,v_max,refMult_min,refMult_max] | |
96 | { | |
97 | fPhiDistributionForOneEventSettings[p] = 0.; | |
98 | } | |
99 | ||
bc92c0cb | 100 | } |
101 | ||
102 | AliAnalysisTaskQCumulants::AliAnalysisTaskQCumulants(): | |
2ed70edf | 103 | AliAnalysisTaskSE(), |
7183fe85 | 104 | fEvent(NULL), |
2ed70edf | 105 | fQC(NULL), |
7183fe85 | 106 | fListHistos(NULL), |
62d19320 | 107 | fBookOnlyBasicCCH(kFALSE), |
dd442cd2 | 108 | fFillMultipleControlHistograms(kFALSE), |
2ed70edf | 109 | fHarmonic(0), |
110 | fApplyCorrectionForNUA(kFALSE), | |
050c0a54 | 111 | fApplyCorrectionForNUAVsM(kFALSE), |
b77b6434 | 112 | fPropagateErrorAlsoFromNIT(kFALSE), |
1268c371 | 113 | fCalculateDiffFlow(kFALSE), |
114 | fCalculate2DDiffFlow(kFALSE), | |
62e36168 | 115 | fCalculateDiffFlowVsEta(kTRUE), |
2ed70edf | 116 | fStoreDistributions(kFALSE), |
b3dacf6b | 117 | fCalculateCumulantsVsM(kFALSE), |
3435cacb | 118 | fCalculateAllCorrelationsVsM(kFALSE), |
0dd3b008 | 119 | fMinimumBiasReferenceFlow(kFALSE), |
8e1cefdd | 120 | fForgetAboutCovariances(kFALSE), |
e5834fcb | 121 | fStorePhiDistributionForOneEvent(kFALSE), |
067e9bc8 | 122 | fnBinsMult(0), |
123 | fMinMult(0.), | |
124 | fMaxMult(0.), | |
2ed70edf | 125 | fUseParticleWeights(kFALSE), |
e04e4ec5 | 126 | fUsePhiWeights(kFALSE), |
127 | fUsePtWeights(kFALSE), | |
128 | fUseEtaWeights(kFALSE), | |
403e3389 | 129 | fUseTrackWeights(kFALSE), |
2ed70edf | 130 | fWeightsList(NULL), |
131 | fMultiplicityWeight(NULL) | |
bc92c0cb | 132 | { |
2ed70edf | 133 | // Dummy constructor |
cea49479 | 134 | AliDebug(2,"AliAnalysisTaskQCumulants::AliAnalysisTaskQCumulants()"); |
e5834fcb | 135 | |
136 | // Store phi distribution for one event to illustrate flow: | |
137 | for(Int_t p=0;p<4;p++) // [v_min,v_max,refMult_min,refMult_max] | |
138 | { | |
139 | fPhiDistributionForOneEventSettings[p] = 0.; | |
140 | } | |
141 | ||
bc92c0cb | 142 | } |
143 | ||
144 | //================================================================================================================ | |
145 | ||
2ed70edf | 146 | void AliAnalysisTaskQCumulants::UserCreateOutputObjects() |
bc92c0cb | 147 | { |
2ed70edf | 148 | // Called at every worker node to initialize |
cea49479 | 149 | AliDebug(2,"AliAnalysisTaskQCumulants::UserCreateOutputObjects()"); |
bc92c0cb | 150 | |
2ed70edf | 151 | // Analyser: |
152 | fQC = new AliFlowAnalysisWithQCumulants(); | |
e04e4ec5 | 153 | |
2ed70edf | 154 | // Common: |
62d19320 | 155 | fQC->SetBookOnlyBasicCCH(fBookOnlyBasicCCH); |
dd442cd2 | 156 | fQC->SetFillMultipleControlHistograms(fFillMultipleControlHistograms); |
2ed70edf | 157 | fQC->SetHarmonic(fHarmonic); |
158 | fQC->SetApplyCorrectionForNUA(fApplyCorrectionForNUA); | |
050c0a54 | 159 | fQC->SetApplyCorrectionForNUAVsM(fApplyCorrectionForNUAVsM); |
b77b6434 | 160 | fQC->SetPropagateErrorAlsoFromNIT(fPropagateErrorAlsoFromNIT); |
1268c371 | 161 | fQC->SetCalculateDiffFlow(fCalculateDiffFlow); |
162 | fQC->SetCalculate2DDiffFlow(fCalculate2DDiffFlow); | |
62e36168 | 163 | fQC->SetCalculateDiffFlowVsEta(fCalculateDiffFlowVsEta); |
2ed70edf | 164 | fQC->SetStoreDistributions(fStoreDistributions); |
b3dacf6b | 165 | fQC->SetCalculateCumulantsVsM(fCalculateCumulantsVsM); |
3435cacb | 166 | fQC->SetCalculateAllCorrelationsVsM(fCalculateAllCorrelationsVsM); |
0dd3b008 | 167 | fQC->SetMinimumBiasReferenceFlow(fMinimumBiasReferenceFlow); |
8e1cefdd | 168 | fQC->SetForgetAboutCovariances(fForgetAboutCovariances); |
b3dacf6b | 169 | // Multiparticle correlations vs multiplicity: |
067e9bc8 | 170 | fQC->SetnBinsMult(fnBinsMult); |
171 | fQC->SetMinMult(fMinMult); | |
172 | fQC->SetMaxMult(fMaxMult); | |
2ed70edf | 173 | // Particle weights: |
174 | if(fUseParticleWeights) | |
e04e4ec5 | 175 | { |
2ed70edf | 176 | // Pass the flags to class: |
403e3389 | 177 | if(fUsePhiWeights){fQC->SetUsePhiWeights(fUsePhiWeights);} |
178 | if(fUsePtWeights){fQC->SetUsePtWeights(fUsePtWeights);} | |
179 | if(fUseEtaWeights){fQC->SetUseEtaWeights(fUseEtaWeights);} | |
180 | if(fUseTrackWeights){fQC->SetUseTrackWeights(fUseTrackWeights);} | |
2ed70edf | 181 | // Get data from input slot #1 which is used for weights: |
e04e4ec5 | 182 | if(GetNinputs()==2) |
183 | { | |
2ed70edf | 184 | fWeightsList = (TList*)GetInputData(1); |
e04e4ec5 | 185 | } |
2ed70edf | 186 | // Pass the list with weights to class: |
187 | if(fWeightsList) fQC->SetWeightsList(fWeightsList); | |
e04e4ec5 | 188 | } |
2ed70edf | 189 | // Event weights: |
190 | if(!(strcmp(fMultiplicityWeight->Data(),"combinations")==0)) // default is "combinations" | |
bc92c0cb | 191 | { |
2ed70edf | 192 | fQC->SetMultiplicityWeight(fMultiplicityWeight->Data()); |
bc92c0cb | 193 | } |
e04e4ec5 | 194 | |
e5834fcb | 195 | // Store phi distribution for one event to illustrate flow: |
196 | fQC->SetStorePhiDistributionForOneEvent(fStorePhiDistributionForOneEvent); | |
197 | for(Int_t i=0;i<4;i++) | |
198 | { | |
199 | fQC->SetPhiDistributionForOneEventSettings(fPhiDistributionForOneEventSettings[i],i); | |
200 | } | |
201 | ||
2ed70edf | 202 | fQC->Init(); |
bc92c0cb | 203 | |
2ed70edf | 204 | if(fQC->GetHistList()) |
205 | { | |
206 | fListHistos = fQC->GetHistList(); | |
207 | // fListHistos->Print(); | |
208 | } else | |
209 | { | |
210 | Printf("ERROR: Could not retrieve histogram list (QC, Task::UserCreateOutputObjects()) !!!!"); | |
211 | } | |
61e0c8c0 | 212 | |
213 | PostData(1,fListHistos); | |
214 | ||
2ed70edf | 215 | } // end of void AliAnalysisTaskQCumulants::UserCreateOutputObjects() |
bc92c0cb | 216 | |
217 | //================================================================================================================ | |
218 | ||
2ed70edf | 219 | void AliAnalysisTaskQCumulants::UserExec(Option_t *) |
bc92c0cb | 220 | { |
2ed70edf | 221 | // main loop (called for each event) |
7183fe85 | 222 | fEvent = dynamic_cast<AliFlowEventSimple*>(GetInputData(0)); |
223 | ||
224 | // Q-cumulants | |
225 | if(fEvent) | |
226 | { | |
2ed70edf | 227 | fQC->Make(fEvent); |
228 | } else | |
229 | { | |
230 | cout<<"WARNING: No input data (QC, Task::UserExec()) !!!!"<<endl; | |
231 | cout<<endl; | |
232 | } | |
bc92c0cb | 233 | |
2ed70edf | 234 | PostData(1,fListHistos); |
bc92c0cb | 235 | } |
236 | ||
237 | //================================================================================================================ | |
238 | ||
239 | void AliAnalysisTaskQCumulants::Terminate(Option_t *) | |
8842fb2b | 240 | { |
2ed70edf | 241 | //accessing the merged output list: |
242 | fListHistos = (TList*)GetOutputData(1); | |
77515452 | 243 | |
2ed70edf | 244 | fQC = new AliFlowAnalysisWithQCumulants(); |
8842fb2b | 245 | |
2ed70edf | 246 | if(fListHistos) |
fd46c3dd | 247 | { |
2ed70edf | 248 | fQC->GetOutputHistograms(fListHistos); |
249 | fQC->Finish(); | |
250 | PostData(1,fListHistos); | |
251 | } else | |
252 | { | |
253 | cout<<" WARNING: histogram list pointer is empty (QC, Task::Terminate()) !!!!"<<endl; | |
254 | cout<<endl; | |
255 | } | |
256 | ||
257 | } // end of void AliAnalysisTaskQCumulants::Terminate(Option_t *) | |
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