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f1d945a1 | 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 | ||
16 | #include "Riostream.h" //needed as include | |
17 | #include "TChain.h" | |
18 | #include "TTree.h" | |
19 | #include "TFile.h" | |
88e00a8a | 20 | #include "TList.h" |
f1d945a1 | 21 | |
22 | ||
23 | class AliAnalysisTask; | |
24 | #include "AliAnalysisManager.h" | |
25 | ||
26 | #include "AliESDEvent.h" | |
27 | #include "AliESDInputHandler.h" | |
28 | ||
29 | #include "AliAODEvent.h" | |
30 | #include "AliAODInputHandler.h" | |
31 | ||
32 | #include "AliMCEventHandler.h" | |
33 | #include "AliMCEvent.h" | |
34 | ||
88e00a8a | 35 | #include "../../CORRFW/AliCFManager.h" |
36 | ||
f1d945a1 | 37 | #include "AliAnalysisTaskLeeYangZeros.h" |
38 | #include "AliFlowEventSimpleMaker.h" | |
39 | #include "AliFlowAnalysisWithLeeYangZeros.h" | |
40 | ||
41 | // AliAnalysisTaskLeeYangZeros: | |
42 | // analysis task for Lee Yang Zeros method | |
43 | // Author: Naomi van der Kolk (kolk@nikhef.nl) | |
44 | ||
45 | ClassImp(AliAnalysisTaskLeeYangZeros) | |
46 | ||
47 | //________________________________________________________________________ | |
48 | AliAnalysisTaskLeeYangZeros::AliAnalysisTaskLeeYangZeros(const char *name, Bool_t firstrun) : | |
49 | AliAnalysisTask(name, ""), | |
50 | fESD(0), | |
51 | fAOD(0), | |
52 | fAnalysisType("ESD"), | |
88e00a8a | 53 | fCFManager1(NULL), |
54 | fCFManager2(NULL), | |
f1d945a1 | 55 | fLyz(0), |
56 | fEventMaker(0), | |
57 | fFirstRunFile(0), | |
88e00a8a | 58 | fListHistos(NULL), |
f1d945a1 | 59 | fFirstRunLYZ(firstrun), //set boolean for firstrun to initial value |
60 | fUseSumLYZ(kTRUE) //set boolean for use sum to initial value | |
61 | { | |
62 | // Constructor | |
63 | cout<<"AliAnalysisTaskLeeYangZeros::AliAnalysisTaskLeeYangZeros(const char *name)"<<endl; | |
64 | ||
65 | // Define input and output slots here | |
66 | // Input slot #0 works with a TChain | |
67 | DefineInput(0, TChain::Class()); | |
68 | if (!firstrun) DefineInput(1, TList::Class()); //for second loop | |
69 | // Output slot #0 writes into a TList container | |
70 | DefineOutput(0, TList::Class()); | |
71 | } | |
72 | ||
88e00a8a | 73 | |
74 | /* | |
75 | //________________________________________________________________________ | |
76 | AliAnalysisTaskLeeYangZeros::AliAnalysisTaskLeeYangZeros() : | |
77 | fESD(0), | |
78 | fAOD(0), | |
79 | fAnalysisType("ESD"), | |
80 | fCFManager1(NULL), | |
81 | fCFManager2(NULL), | |
82 | fLyz(0), | |
83 | fEventMaker(0), | |
84 | fFirstRunFile(0), | |
85 | fListHistos(NULL), | |
86 | fFirstRunLYZ(kTRUE), //set boolean for firstrun to initial value | |
87 | fUseSumLYZ(kTRUE) //set boolean for use sum to initial value | |
88 | { | |
89 | // Constructor | |
90 | cout<<"AliAnalysisTaskLeeYangZeros::AliAnalysisTaskLeeYangZeros(const char *name)"<<endl; | |
91 | ||
92 | } | |
93 | ||
94 | */ | |
95 | ||
96 | //________________________________________________________________________ | |
97 | AliAnalysisTaskLeeYangZeros::~AliAnalysisTaskLeeYangZeros() | |
98 | { | |
99 | ||
100 | //destructor | |
101 | ||
102 | } | |
103 | ||
104 | ||
105 | ||
f1d945a1 | 106 | //________________________________________________________________________ |
107 | void AliAnalysisTaskLeeYangZeros::ConnectInputData(Option_t *) | |
108 | { | |
109 | // Connect ESD or AOD here | |
110 | // Called once | |
111 | cout<<"AliAnalysisTaskLeeYangZeros::ConnectInputData(Option_t *)"<<endl; | |
112 | ||
113 | TTree* tree = dynamic_cast<TTree*> (GetInputData(0)); | |
114 | if (!tree) { | |
115 | Printf("ERROR: Could not read chain from input slot 0"); | |
116 | } | |
117 | else { | |
118 | // Disable all branches and enable only the needed ones | |
119 | if (fAnalysisType == "MC") { | |
120 | // we want to process only MC | |
121 | tree->SetBranchStatus("*", kFALSE); | |
122 | ||
123 | AliESDInputHandler *esdH = dynamic_cast<AliESDInputHandler*> (AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()); | |
124 | ||
125 | if (!esdH) { | |
126 | Printf("ERROR: Could not get ESDInputHandler"); | |
127 | } else { | |
128 | fESD = esdH->GetEvent(); | |
129 | } | |
130 | } | |
0b7f49e9 | 131 | else if (fAnalysisType == "ESD" || fAnalysisType == "ESDMC0" || fAnalysisType == "ESDMC1" ) { |
f1d945a1 | 132 | tree->SetBranchStatus("*", kFALSE); |
133 | tree->SetBranchStatus("Tracks.*", kTRUE); | |
134 | ||
135 | AliESDInputHandler *esdH = dynamic_cast<AliESDInputHandler*> (AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()); | |
136 | ||
137 | if (!esdH) { | |
138 | Printf("ERROR: Could not get ESDInputHandler"); | |
139 | } else | |
140 | fESD = esdH->GetEvent(); | |
141 | } | |
142 | else if (fAnalysisType == "AOD") { | |
143 | AliAODInputHandler *aodH = dynamic_cast<AliAODInputHandler*> (AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()); | |
144 | ||
145 | if (!aodH) { | |
146 | Printf("ERROR: Could not get AODInputHandler"); | |
147 | } | |
148 | else { | |
149 | fAOD = aodH->GetEvent(); | |
150 | } | |
151 | } | |
152 | else { | |
0b7f49e9 | 153 | Printf("Wrong analysis type: Only ESD, ESDMC0, ESDMC1, AOD and MC types are allowed!"); |
f1d945a1 | 154 | |
155 | } | |
156 | } | |
157 | } | |
158 | ||
159 | //________________________________________________________________________ | |
160 | void AliAnalysisTaskLeeYangZeros::CreateOutputObjects() | |
161 | { | |
162 | // Called once | |
163 | cout<<"AliAnalysisTaskLeeYangZeros::CreateOutputObjects()"<<endl; | |
164 | ||
0b7f49e9 | 165 | if (!(fAnalysisType == "AOD" || fAnalysisType == "ESD" || fAnalysisType == "ESDMC0" || fAnalysisType == "ESDMC1" || fAnalysisType == "MC")) { |
166 | cout<<"WRONG ANALYSIS TYPE! only ESD, ESDMC0, ESDMC1, AOD and MC are allowed."<<endl; | |
f1d945a1 | 167 | exit(1); |
168 | } | |
169 | ||
170 | //event maker | |
171 | fEventMaker = new AliFlowEventSimpleMaker(); | |
172 | //Analyser | |
173 | fLyz = new AliFlowAnalysisWithLeeYangZeros() ; | |
174 | ||
175 | fLyz -> SetFirstRun(GetFirstRunLYZ()); //set first run true or false | |
176 | fLyz -> SetUseSum(GetUseSumLYZ()); //set use sum true or false | |
177 | ||
f1d945a1 | 178 | // Get data from input slot 1 |
179 | if (GetNinputs() == 2) { //if there are two input slots | |
180 | fFirstRunFile = (TFile*)GetInputData(1); | |
181 | cerr<<"fFirstRunFile ("<<fFirstRunFile<<")"<<endl; | |
88e00a8a | 182 | if (fFirstRunFile) { cerr<<"fFirstRunFile -> IsOpen() = "<<fFirstRunFile -> IsOpen()<<endl;} |
183 | else { cerr<<"fFirstRunFile has a NULL pointer!!"<<endl; exit(0);} | |
f1d945a1 | 184 | fLyz -> SetFirstRunFile(fFirstRunFile); |
185 | } | |
186 | ||
187 | fLyz-> Init(); | |
188 | ||
88e00a8a | 189 | if (fLyz->GetHistList()) { |
190 | fLyz->GetHistList()->Print(); | |
191 | fListHistos = fLyz->GetHistList(); | |
192 | fListHistos->Print(); | |
193 | } | |
194 | else {Printf("ERROR: Could not retrieve histogram list"); } | |
195 | ||
f1d945a1 | 196 | } |
197 | ||
198 | //________________________________________________________________________ | |
199 | void AliAnalysisTaskLeeYangZeros::Exec(Option_t *) | |
200 | { | |
201 | // Main loop | |
202 | // Called for each event | |
203 | if (fAnalysisType == "MC") { | |
204 | // Process MC truth, therefore we receive the AliAnalysisManager and ask it for the AliMCEventHandler | |
205 | // This handler can return the current MC event | |
206 | ||
207 | AliMCEventHandler* eventHandler = dynamic_cast<AliMCEventHandler*> (AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler()); | |
208 | if (!eventHandler) { | |
209 | Printf("ERROR: Could not retrieve MC event handler"); | |
210 | return; | |
211 | } | |
212 | ||
213 | AliMCEvent* mcEvent = eventHandler->MCEvent(); | |
214 | if (!mcEvent) { | |
215 | Printf("ERROR: Could not retrieve MC event"); | |
216 | return; | |
217 | } | |
218 | ||
88e00a8a | 219 | fCFManager1->SetEventInfo(mcEvent); |
220 | fCFManager2->SetEventInfo(mcEvent); | |
221 | ||
f1d945a1 | 222 | Printf("MC particles: %d", mcEvent->GetNumberOfTracks()); |
223 | ||
224 | //lee yang zeros analysis | |
88e00a8a | 225 | //AliFlowEventSimple* fEvent = fEventMaker->FillTracks(mcEvent); |
226 | AliFlowEventSimple* fEvent = fEventMaker->FillTracks(mcEvent,fCFManager1,fCFManager2); | |
f1d945a1 | 227 | fLyz->Make(fEvent); |
228 | delete fEvent; | |
229 | } | |
230 | else if (fAnalysisType == "ESD") { | |
231 | if (!fESD) { | |
232 | Printf("ERROR: fESD not available"); | |
233 | return; | |
234 | } | |
235 | Printf("There are %d tracks in this event", fESD->GetNumberOfTracks()); | |
236 | ||
237 | //lee yang zeros analysis | |
88e00a8a | 238 | //AliFlowEventSimple* fEvent = fEventMaker->FillTracks(fESD); |
239 | AliFlowEventSimple* fEvent = fEventMaker->FillTracks(fESD,fCFManager1,fCFManager2); | |
f1d945a1 | 240 | fLyz->Make(fEvent); |
241 | delete fEvent; | |
242 | } | |
88e00a8a | 243 | else if (fAnalysisType == "ESDMC0" || fAnalysisType == "ESDMC1") { |
0b7f49e9 | 244 | if (!fESD) { |
245 | Printf("ERROR: fESD not available"); | |
246 | return; | |
247 | } | |
248 | Printf("There are %d tracks in this event", fESD->GetNumberOfTracks()); | |
249 | ||
250 | AliMCEventHandler* eventHandler = dynamic_cast<AliMCEventHandler*> (AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler()); | |
251 | if (!eventHandler) { | |
252 | Printf("ERROR: Could not retrieve MC event handler"); | |
253 | return; | |
254 | } | |
255 | ||
256 | AliMCEvent* mcEvent = eventHandler->MCEvent(); | |
257 | if (!mcEvent) { | |
258 | Printf("ERROR: Could not retrieve MC event"); | |
259 | return; | |
260 | } | |
261 | ||
88e00a8a | 262 | fCFManager1->SetEventInfo(mcEvent); |
263 | fCFManager2->SetEventInfo(mcEvent); | |
0b7f49e9 | 264 | |
265 | //lee yang zeros analysis | |
88e00a8a | 266 | //AliFlowEventSimple* fEvent = fEventMaker->FillTracks(fESD,mcEvent,0); //0 = kine from ESD, 1 = kine from MC |
267 | AliFlowEventSimple* fEvent=NULL; | |
268 | if (fAnalysisType == "ESDMC0") { | |
269 | fEvent = fEventMaker->FillTracks(fESD, mcEvent, fCFManager1, fCFManager2, 0); //0 = kine from ESD, 1 = kine from MC | |
270 | } else if (fAnalysisType == "ESDMC1") { | |
271 | fEvent = fEventMaker->FillTracks(fESD, mcEvent, fCFManager1, fCFManager2, 1); //0 = kine from ESD, 1 = kine from MC | |
272 | } | |
0b7f49e9 | 273 | fLyz->Make(fEvent); |
274 | delete fEvent; | |
275 | //delete mcEvent; | |
276 | } | |
88e00a8a | 277 | |
f1d945a1 | 278 | else if (fAnalysisType == "AOD") { |
279 | if (!fAOD) { | |
280 | Printf("ERROR: fAOD not available"); | |
281 | return; | |
282 | } | |
283 | Printf("There are %d tracks in this event", fAOD->GetNumberOfTracks()); | |
284 | ||
285 | //lee yang zeros analysis | |
88e00a8a | 286 | AliFlowEventSimple* fEvent = fEventMaker->FillTracks(fAOD); //no CF yet! |
f1d945a1 | 287 | fLyz->Make(fEvent); |
288 | delete fEvent; | |
289 | } | |
290 | ||
88e00a8a | 291 | //PostData(0,fListHistos); //here for CAF |
292 | ||
f1d945a1 | 293 | } |
294 | ||
295 | //________________________________________________________________________ | |
296 | void AliAnalysisTaskLeeYangZeros::Terminate(Option_t *) | |
297 | { | |
298 | // Called once at the end of the query | |
299 | if (GetNinputs() == 2) { | |
300 | cerr<<"fFirstRunFile -> IsOpen() = "<<fFirstRunFile -> IsOpen()<<endl; | |
301 | } | |
88e00a8a | 302 | |
303 | fLyz->Finish(); //remove for CAF | |
304 | PostData(0,fListHistos); //remove for CAF | |
305 | ||
f1d945a1 | 306 | |
88e00a8a | 307 | //print histogram list: |
308 | TList* fOutListHistos = (TList*)GetOutputData(0); | |
309 | cout << "histogram list in Terminate" << endl; | |
310 | if (fOutListHistos) { | |
311 | //fOutListHistos->Print(); //gives error for secondrun?? | |
312 | } | |
313 | else { | |
314 | cout << "histgram list pointer is empty" << endl;} | |
f1d945a1 | 315 | |
88e00a8a | 316 | //delete fLyz; |
317 | //delete fEventMaker; | |
f1d945a1 | 318 | |
319 | cout<<".....finished"<<endl; | |
320 | } |