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924fafb7 | 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 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
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 | ||
2188af53 | 16 | /************************************** |
17 | * analysis task for cumulant method * | |
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 | ||
2188af53 | 31 | #include "Riostream.h" |
7183fe85 | 32 | #include "AliFlowEventSimple.h" |
924fafb7 | 33 | #include "AliAnalysisTaskCumulants.h" |
924fafb7 | 34 | #include "AliFlowAnalysisWithCumulants.h" |
35 | ||
924fafb7 | 36 | ClassImp(AliAnalysisTaskCumulants) |
37 | ||
2188af53 | 38 | //================================================================================================================ |
39 | ||
7183fe85 | 40 | AliAnalysisTaskCumulants::AliAnalysisTaskCumulants(const char *name, Bool_t useWeights): |
2ed70edf | 41 | AliAnalysisTaskSE(name), |
42 | fEvent(NULL), | |
43 | fGFC(NULL), | |
44 | fListHistos(NULL), | |
3688e459 | 45 | fHarmonic(2), |
46 | fMultiple(1), | |
47 | fCalculateVsMultiplicity(kFALSE), | |
48 | fnBinsMult(10000), | |
49 | fMinMult(0.), | |
50 | fMaxMult(10000.), | |
2ed70edf | 51 | fUseWeights(useWeights), |
52 | fUsePhiWeights(kFALSE), | |
53 | fUsePtWeights(kFALSE), | |
54 | fUseEtaWeights(kFALSE), | |
3688e459 | 55 | fWeightsList(NULL), |
56 | fTuneParameters(kFALSE) | |
924fafb7 | 57 | { |
2ed70edf | 58 | // Constructor |
59 | cout<<"AliAnalysisTaskCumulants::AliAnalysisTaskCumulants(const char *name, Bool_t useWeights)"<<endl; | |
fe488c8a | 60 | |
61 | // Define input and output slots here | |
2ed70edf | 62 | // Input slot #0 works with an AliFlowEventSimple |
7183fe85 | 63 | DefineInput(0, AliFlowEventSimple::Class()); |
e5e75b58 | 64 | |
2ed70edf | 65 | // Input slot #1 is needed for the weights input files |
66 | if(useWeights) | |
e5e75b58 | 67 | { |
68 | DefineInput(1, TList::Class()); | |
69 | } | |
2ed70edf | 70 | // Output slot #0 is reserved |
71 | // Output slot #1 writes into a TList container | |
3688e459 | 72 | DefineOutput(1, TList::Class()); |
73 | ||
74 | // Initilize arrays: | |
75 | for(Int_t r=0;r<10;r++) | |
76 | { | |
77 | fTuningR0[r] = 0.; | |
78 | } | |
79 | } // end of constructor | |
2188af53 | 80 | |
7183fe85 | 81 | AliAnalysisTaskCumulants::AliAnalysisTaskCumulants(): |
2ed70edf | 82 | AliAnalysisTaskSE(), |
83 | fEvent(NULL), | |
84 | fGFC(NULL), | |
85 | fListHistos(NULL), | |
3688e459 | 86 | fHarmonic(0), |
87 | fMultiple(0), | |
88 | fCalculateVsMultiplicity(kFALSE), | |
89 | fnBinsMult(0), | |
90 | fMinMult(0.), | |
91 | fMaxMult(0.), | |
2ed70edf | 92 | fUseWeights(kFALSE), |
93 | fUsePhiWeights(kFALSE), | |
94 | fUsePtWeights(kFALSE), | |
95 | fUseEtaWeights(kFALSE), | |
3688e459 | 96 | fWeightsList(NULL), |
97 | fTuneParameters(kFALSE) | |
aaebd73d | 98 | { |
2ed70edf | 99 | // Dummy constructor |
2188af53 | 100 | cout<<"AliAnalysisTaskCumulants::AliAnalysisTaskCumulants()"<<endl; |
3688e459 | 101 | |
102 | // Initilize arrays: | |
103 | for(Int_t r=0;r<10;r++) | |
104 | { | |
105 | fTuningR0[r] = 0.; | |
106 | } | |
2188af53 | 107 | } |
108 | ||
109 | //================================================================================================================ | |
924fafb7 | 110 | |
2ed70edf | 111 | void AliAnalysisTaskCumulants::UserCreateOutputObjects() |
924fafb7 | 112 | { |
2ed70edf | 113 | // Called at every worker node to initialize |
114 | cout<<"AliAnalysisTaskCumulants::UserCreateOutputObjects()"<<endl; | |
2188af53 | 115 | |
2ed70edf | 116 | // Analyser: |
50fe33aa | 117 | fGFC = new AliFlowAnalysisWithCumulants(); |
118 | fGFC->SetHarmonic(fHarmonic); | |
e5e75b58 | 119 | |
3688e459 | 120 | // Calculation vs multiplicity: |
121 | if(fCalculateVsMultiplicity) | |
122 | { | |
123 | fGFC->SetCalculateVsMultiplicity(fCalculateVsMultiplicity); | |
124 | fGFC->SetnBinsMult(fnBinsMult); | |
125 | fGFC->SetMinMult(fMinMult); | |
126 | fGFC->SetMaxMult(fMaxMult); | |
127 | } | |
128 | ||
2ed70edf | 129 | // Weights: |
e5e75b58 | 130 | if(fUseWeights) |
131 | { | |
2ed70edf | 132 | // Pass the flags to class: |
133 | if(fUsePhiWeights) fGFC->SetUsePhiWeights(fUsePhiWeights); | |
134 | if(fUsePtWeights) fGFC->SetUsePtWeights(fUsePtWeights); | |
135 | if(fUseEtaWeights) fGFC->SetUseEtaWeights(fUseEtaWeights); | |
136 | // Get data from input slot #1 which is used for weights: | |
e5e75b58 | 137 | if(GetNinputs()==2) |
138 | { | |
3688e459 | 139 | fWeightsList = (TList*)GetInputData(1); |
e5e75b58 | 140 | } |
2ed70edf | 141 | // Pass the list with weights to class: |
3688e459 | 142 | if(fWeightsList) fGFC->SetWeightsList(fWeightsList); |
e5e75b58 | 143 | } |
2188af53 | 144 | |
3688e459 | 145 | // Tuning: |
146 | if(fTuneParameters) | |
147 | { | |
148 | fGFC->SetTuneParameters(fTuneParameters); | |
149 | for(Int_t r=0;r<10;r++) {fGFC->SetTuningR0(fTuningR0[r],r);} | |
150 | } | |
151 | ||
2ed70edf | 152 | fGFC->Init(); |
153 | ||
154 | if(fGFC->GetHistList()) | |
2188af53 | 155 | { |
2ed70edf | 156 | fListHistos = fGFC->GetHistList(); |
2188af53 | 157 | //fListHistos->Print(); |
2ed70edf | 158 | } else |
159 | { | |
160 | Printf("ERROR: Could not retrieve histogram list (GFC, Task::UserCreateOutputObjects()) !!!!"); | |
161 | } | |
61e0c8c0 | 162 | |
163 | PostData(1,fListHistos); | |
2ed70edf | 164 | |
165 | } // end of void AliAnalysisTaskCumulants::UserCreateOutputObjects() | |
2188af53 | 166 | |
167 | //================================================================================================================ | |
924fafb7 | 168 | |
2ed70edf | 169 | void AliAnalysisTaskCumulants::UserExec(Option_t *) |
924fafb7 | 170 | { |
2ed70edf | 171 | // Main loop (called for each event) |
7183fe85 | 172 | fEvent = dynamic_cast<AliFlowEventSimple*>(GetInputData(0)); |
aaebd73d | 173 | |
2ed70edf | 174 | // Generating function cumulants (GFC): |
7183fe85 | 175 | if(fEvent) |
176 | { | |
2ed70edf | 177 | fGFC->Make(fEvent); |
178 | } else | |
179 | { | |
180 | cout<<"WARNING: No input data (GFC, Task::UserExec()) !!!!"<<endl; | |
181 | } | |
7183fe85 | 182 | |
2ed70edf | 183 | PostData(1,fListHistos); |
184 | ||
185 | } // end of void AliAnalysisTaskCumulants::UserExec(Option_t *) | |
924fafb7 | 186 | |
2188af53 | 187 | //================================================================================================================ |
188 | ||
924fafb7 | 189 | void AliAnalysisTaskCumulants::Terminate(Option_t *) |
aaebd73d | 190 | { |
2ed70edf | 191 | // Accessing the output list which contains the merged 2D and 3D profiles from all worker nodes |
192 | fListHistos = (TList*)GetOutputData(1); | |
2188af53 | 193 | //fListHistos->Print(); |
194 | ||
2ed70edf | 195 | fGFC = new AliFlowAnalysisWithCumulants(); |
fd46c3dd | 196 | |
2188af53 | 197 | if(fListHistos) |
52021ae2 | 198 | { |
2ed70edf | 199 | fGFC->GetOutputHistograms(fListHistos); |
200 | fGFC->Finish(); | |
201 | PostData(1,fListHistos); | |
fd46c3dd | 202 | } else |
203 | { | |
2ed70edf | 204 | cout<<"WARNING: histogram list pointer is empty (GFC, Task::Terminate()) !!!!"<<endl; |
fd46c3dd | 205 | cout<<endl; |
206 | } | |
2ed70edf | 207 | |
208 | } // end of void AliAnalysisTaskCumulants::Terminate(Option_t *) | |
aaebd73d | 209 | |
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