]>
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; |
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), |
8f0fcf13 | 62 | fCalculateMixedHarmonics(kFALSE), |
63 | fCalculateMixedHarmonicsVsM(kFALSE), | |
df23c5ae | 64 | fStoreControlHistograms(kFALSE), |
050c0a54 | 65 | fMinimumBiasReferenceFlow(kTRUE), |
e5834fcb | 66 | fForgetAboutCovariances(kFALSE), |
67 | fStorePhiDistributionForOneEvent(kFALSE), | |
d9e6d8bb | 68 | fExactNoRPs(0), |
067e9bc8 | 69 | fnBinsMult(10000), |
70 | fMinMult(0.), | |
71 | fMaxMult(10000.), | |
2ed70edf | 72 | fUseParticleWeights(useParticleWeights), |
e04e4ec5 | 73 | fUsePhiWeights(kFALSE), |
74 | fUsePtWeights(kFALSE), | |
75 | fUseEtaWeights(kFALSE), | |
403e3389 | 76 | fUseTrackWeights(kFALSE), |
2ed70edf | 77 | fWeightsList(NULL), |
df23c5ae | 78 | fMultiplicityWeight(NULL), |
79 | fMultiplicityIs(AliFlowCommonConstants::kRP) | |
bc92c0cb | 80 | { |
7183fe85 | 81 | // constructor |
df23c5ae | 82 | AliDebug(2,"AliAnalysisTaskQCumulants::AliAnalysisTaskQCumulants(const char *name, Bool_t useParticleWeights)"); |
bc92c0cb | 83 | |
84 | // Define input and output slots here | |
2ed70edf | 85 | // Input slot #0 works with an AliFlowEventSimple |
86 | DefineInput(0, AliFlowEventSimple::Class()); | |
87 | // Input slot #1 is needed for the weights input file: | |
88 | if(useParticleWeights) | |
e04e4ec5 | 89 | { |
90 | DefineInput(1, TList::Class()); | |
2ed70edf | 91 | } |
92 | // Output slot #0 is reserved | |
93 | // Output slot #1 writes into a TList container | |
94 | DefineOutput(1, TList::Class()); | |
e04e4ec5 | 95 | |
2ed70edf | 96 | // Event weights: |
97 | fMultiplicityWeight = new TString("combinations"); | |
e5834fcb | 98 | |
99 | // Store phi distribution for one event to illustrate flow: | |
100 | for(Int_t p=0;p<4;p++) // [v_min,v_max,refMult_min,refMult_max] | |
101 | { | |
102 | fPhiDistributionForOneEventSettings[p] = 0.; | |
103 | } | |
d9e6d8bb | 104 | |
105 | // Initialize default min and max values of correlations: | |
106 | // (Remark: The default values bellow were chosen for v2=5% and M=500) | |
107 | fMinValueOfCorrelation[0] = -0.01; // <2>_min | |
108 | fMaxValueOfCorrelation[0] = 0.04; // <2>_max | |
109 | fMinValueOfCorrelation[1] = -0.00002; // <4>_min | |
110 | fMaxValueOfCorrelation[1] = 0.00015; // <4>_max | |
111 | fMinValueOfCorrelation[2] = -0.0000003; // <6>_min | |
112 | fMaxValueOfCorrelation[2] = 0.0000006; // <6>_max | |
113 | fMinValueOfCorrelation[3] = -0.000000006; // <8>_min | |
114 | fMaxValueOfCorrelation[3] = 0.000000003; // <8>_max | |
115 | ||
bc92c0cb | 116 | } |
117 | ||
d9e6d8bb | 118 | //================================================================================================================ |
119 | ||
bc92c0cb | 120 | AliAnalysisTaskQCumulants::AliAnalysisTaskQCumulants(): |
2ed70edf | 121 | AliAnalysisTaskSE(), |
7183fe85 | 122 | fEvent(NULL), |
2ed70edf | 123 | fQC(NULL), |
7183fe85 | 124 | fListHistos(NULL), |
62d19320 | 125 | fBookOnlyBasicCCH(kFALSE), |
dd442cd2 | 126 | fFillMultipleControlHistograms(kFALSE), |
2ed70edf | 127 | fHarmonic(0), |
128 | fApplyCorrectionForNUA(kFALSE), | |
050c0a54 | 129 | fApplyCorrectionForNUAVsM(kFALSE), |
b77b6434 | 130 | fPropagateErrorAlsoFromNIT(kFALSE), |
1268c371 | 131 | fCalculateDiffFlow(kFALSE), |
132 | fCalculate2DDiffFlow(kFALSE), | |
62e36168 | 133 | fCalculateDiffFlowVsEta(kTRUE), |
2ed70edf | 134 | fStoreDistributions(kFALSE), |
b3dacf6b | 135 | fCalculateCumulantsVsM(kFALSE), |
3842bdcd | 136 | fCalculateAllCorrelationsVsM(kFALSE), |
8f0fcf13 | 137 | fCalculateMixedHarmonics(kFALSE), |
138 | fCalculateMixedHarmonicsVsM(kFALSE), | |
df23c5ae | 139 | fStoreControlHistograms(kFALSE), |
0dd3b008 | 140 | fMinimumBiasReferenceFlow(kFALSE), |
8e1cefdd | 141 | fForgetAboutCovariances(kFALSE), |
e5834fcb | 142 | fStorePhiDistributionForOneEvent(kFALSE), |
d9e6d8bb | 143 | fExactNoRPs(0), |
067e9bc8 | 144 | fnBinsMult(0), |
145 | fMinMult(0.), | |
146 | fMaxMult(0.), | |
2ed70edf | 147 | fUseParticleWeights(kFALSE), |
e04e4ec5 | 148 | fUsePhiWeights(kFALSE), |
149 | fUsePtWeights(kFALSE), | |
150 | fUseEtaWeights(kFALSE), | |
403e3389 | 151 | fUseTrackWeights(kFALSE), |
2ed70edf | 152 | fWeightsList(NULL), |
df23c5ae | 153 | fMultiplicityWeight(NULL), |
154 | fMultiplicityIs(AliFlowCommonConstants::kRP) | |
bc92c0cb | 155 | { |
2ed70edf | 156 | // Dummy constructor |
cea49479 | 157 | AliDebug(2,"AliAnalysisTaskQCumulants::AliAnalysisTaskQCumulants()"); |
e5834fcb | 158 | |
159 | // Store phi distribution for one event to illustrate flow: | |
160 | for(Int_t p=0;p<4;p++) // [v_min,v_max,refMult_min,refMult_max] | |
161 | { | |
162 | fPhiDistributionForOneEventSettings[p] = 0.; | |
163 | } | |
164 | ||
d9e6d8bb | 165 | // Initialize default min and max values of correlations: |
166 | // (Remark: The default values bellow were chosen for v2=5% and M=500) | |
167 | fMinValueOfCorrelation[0] = -0.01; // <2>_min | |
168 | fMaxValueOfCorrelation[0] = 0.04; // <2>_max | |
169 | fMinValueOfCorrelation[1] = -0.00002; // <4>_min | |
170 | fMaxValueOfCorrelation[1] = 0.00015; // <4>_max | |
171 | fMinValueOfCorrelation[2] = -0.0000003; // <6>_min | |
172 | fMaxValueOfCorrelation[2] = 0.0000006; // <6>_max | |
173 | fMinValueOfCorrelation[3] = -0.000000006; // <8>_min | |
174 | fMaxValueOfCorrelation[3] = 0.000000003; // <8>_max | |
175 | ||
bc92c0cb | 176 | } |
177 | ||
178 | //================================================================================================================ | |
179 | ||
2ed70edf | 180 | void AliAnalysisTaskQCumulants::UserCreateOutputObjects() |
bc92c0cb | 181 | { |
2ed70edf | 182 | // Called at every worker node to initialize |
cea49479 | 183 | AliDebug(2,"AliAnalysisTaskQCumulants::UserCreateOutputObjects()"); |
bc92c0cb | 184 | |
2ed70edf | 185 | // Analyser: |
186 | fQC = new AliFlowAnalysisWithQCumulants(); | |
e04e4ec5 | 187 | |
2ed70edf | 188 | // Common: |
62d19320 | 189 | fQC->SetBookOnlyBasicCCH(fBookOnlyBasicCCH); |
dd442cd2 | 190 | fQC->SetFillMultipleControlHistograms(fFillMultipleControlHistograms); |
2ed70edf | 191 | fQC->SetHarmonic(fHarmonic); |
192 | fQC->SetApplyCorrectionForNUA(fApplyCorrectionForNUA); | |
050c0a54 | 193 | fQC->SetApplyCorrectionForNUAVsM(fApplyCorrectionForNUAVsM); |
b77b6434 | 194 | fQC->SetPropagateErrorAlsoFromNIT(fPropagateErrorAlsoFromNIT); |
1268c371 | 195 | fQC->SetCalculateDiffFlow(fCalculateDiffFlow); |
196 | fQC->SetCalculate2DDiffFlow(fCalculate2DDiffFlow); | |
62e36168 | 197 | fQC->SetCalculateDiffFlowVsEta(fCalculateDiffFlowVsEta); |
2ed70edf | 198 | fQC->SetStoreDistributions(fStoreDistributions); |
b3dacf6b | 199 | fQC->SetCalculateCumulantsVsM(fCalculateCumulantsVsM); |
3435cacb | 200 | fQC->SetCalculateAllCorrelationsVsM(fCalculateAllCorrelationsVsM); |
8f0fcf13 | 201 | fQC->SetCalculateMixedHarmonics(fCalculateMixedHarmonics); |
202 | fQC->SetCalculateMixedHarmonicsVsM(fCalculateMixedHarmonicsVsM); | |
df23c5ae | 203 | fQC->SetStoreControlHistograms(fStoreControlHistograms); |
0dd3b008 | 204 | fQC->SetMinimumBiasReferenceFlow(fMinimumBiasReferenceFlow); |
8e1cefdd | 205 | fQC->SetForgetAboutCovariances(fForgetAboutCovariances); |
d9e6d8bb | 206 | fQC->SetExactNoRPs(fExactNoRPs); |
b3dacf6b | 207 | // Multiparticle correlations vs multiplicity: |
067e9bc8 | 208 | fQC->SetnBinsMult(fnBinsMult); |
209 | fQC->SetMinMult(fMinMult); | |
210 | fQC->SetMaxMult(fMaxMult); | |
2ed70edf | 211 | // Particle weights: |
212 | if(fUseParticleWeights) | |
e04e4ec5 | 213 | { |
2ed70edf | 214 | // Pass the flags to class: |
403e3389 | 215 | if(fUsePhiWeights){fQC->SetUsePhiWeights(fUsePhiWeights);} |
216 | if(fUsePtWeights){fQC->SetUsePtWeights(fUsePtWeights);} | |
217 | if(fUseEtaWeights){fQC->SetUseEtaWeights(fUseEtaWeights);} | |
218 | if(fUseTrackWeights){fQC->SetUseTrackWeights(fUseTrackWeights);} | |
2ed70edf | 219 | // Get data from input slot #1 which is used for weights: |
e04e4ec5 | 220 | if(GetNinputs()==2) |
221 | { | |
2ed70edf | 222 | fWeightsList = (TList*)GetInputData(1); |
e04e4ec5 | 223 | } |
2ed70edf | 224 | // Pass the list with weights to class: |
225 | if(fWeightsList) fQC->SetWeightsList(fWeightsList); | |
e04e4ec5 | 226 | } |
2ed70edf | 227 | // Event weights: |
df23c5ae | 228 | if(!fMultiplicityWeight->Contains("combinations")) // default is "combinations" |
bc92c0cb | 229 | { |
2ed70edf | 230 | fQC->SetMultiplicityWeight(fMultiplicityWeight->Data()); |
bc92c0cb | 231 | } |
e04e4ec5 | 232 | |
df23c5ae | 233 | fQC->SetMultiplicityIs(fMultiplicityIs); |
234 | ||
e5834fcb | 235 | // Store phi distribution for one event to illustrate flow: |
236 | fQC->SetStorePhiDistributionForOneEvent(fStorePhiDistributionForOneEvent); | |
237 | for(Int_t i=0;i<4;i++) | |
238 | { | |
239 | fQC->SetPhiDistributionForOneEventSettings(fPhiDistributionForOneEventSettings[i],i); | |
240 | } | |
d9e6d8bb | 241 | |
242 | // Initialize default min and max values of correlations: | |
243 | for(Int_t ci=0;ci<4;ci++) | |
244 | { | |
245 | fQC->SetMinValueOfCorrelation(ci,fMinValueOfCorrelation[ci]); | |
246 | fQC->SetMaxValueOfCorrelation(ci,fMaxValueOfCorrelation[ci]); | |
247 | } | |
248 | ||
2ed70edf | 249 | fQC->Init(); |
bc92c0cb | 250 | |
2ed70edf | 251 | if(fQC->GetHistList()) |
252 | { | |
253 | fListHistos = fQC->GetHistList(); | |
254 | // fListHistos->Print(); | |
255 | } else | |
256 | { | |
257 | Printf("ERROR: Could not retrieve histogram list (QC, Task::UserCreateOutputObjects()) !!!!"); | |
258 | } | |
61e0c8c0 | 259 | |
260 | PostData(1,fListHistos); | |
261 | ||
2ed70edf | 262 | } // end of void AliAnalysisTaskQCumulants::UserCreateOutputObjects() |
bc92c0cb | 263 | |
264 | //================================================================================================================ | |
265 | ||
2ed70edf | 266 | void AliAnalysisTaskQCumulants::UserExec(Option_t *) |
bc92c0cb | 267 | { |
2ed70edf | 268 | // main loop (called for each event) |
7183fe85 | 269 | fEvent = dynamic_cast<AliFlowEventSimple*>(GetInputData(0)); |
270 | ||
271 | // Q-cumulants | |
272 | if(fEvent) | |
273 | { | |
2ed70edf | 274 | fQC->Make(fEvent); |
275 | } else | |
276 | { | |
277 | cout<<"WARNING: No input data (QC, Task::UserExec()) !!!!"<<endl; | |
278 | cout<<endl; | |
279 | } | |
bc92c0cb | 280 | |
2ed70edf | 281 | PostData(1,fListHistos); |
bc92c0cb | 282 | } |
283 | ||
284 | //================================================================================================================ | |
285 | ||
286 | void AliAnalysisTaskQCumulants::Terminate(Option_t *) | |
8842fb2b | 287 | { |
2ed70edf | 288 | //accessing the merged output list: |
289 | fListHistos = (TList*)GetOutputData(1); | |
77515452 | 290 | |
2ed70edf | 291 | fQC = new AliFlowAnalysisWithQCumulants(); |
8842fb2b | 292 | |
2ed70edf | 293 | if(fListHistos) |
fd46c3dd | 294 | { |
2ed70edf | 295 | fQC->GetOutputHistograms(fListHistos); |
296 | fQC->Finish(); | |
297 | PostData(1,fListHistos); | |
298 | } else | |
299 | { | |
300 | cout<<" WARNING: histogram list pointer is empty (QC, Task::Terminate()) !!!!"<<endl; | |
301 | cout<<endl; | |
302 | } | |
303 | ||
304 | } // end of void AliAnalysisTaskQCumulants::Terminate(Option_t *) | |
bc92c0cb | 305 | |
306 | ||
307 | ||
308 | ||
309 | ||
310 | ||
311 | ||
312 | ||
313 | ||
314 | ||
315 | ||
316 | ||
317 | ||
318 | ||
319 | ||
320 | ||
321 | ||
322 | ||
323 | ||
324 | ||
325 |