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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" | |
20 | ||
21 | class AliAnalysisTask; | |
22 | #include "AliAnalysisManager.h" | |
23 | ||
24 | #include "AliESDEvent.h" | |
25 | #include "AliESDInputHandler.h" | |
26 | ||
27 | #include "AliAODEvent.h" | |
28 | #include "AliAODInputHandler.h" | |
29 | ||
30 | #include "AliMCEventHandler.h" | |
31 | #include "AliMCEvent.h" | |
32 | ||
33 | #include "AliAnalysisTaskLYZEventPlane.h" | |
34 | #include "AliFlowEventSimpleMaker.h" | |
35 | #include "AliFlowLYZEventPlane.h" | |
36 | #include "AliFlowAnalysisWithLYZEventPlane.h" | |
37 | ||
38 | // AliAnalysisTaskLYZEventPlane: | |
39 | // | |
40 | // analysis task for Lee Yang Zeros Event Plane | |
41 | // | |
42 | // Author: Naomi van der Kolk (kolk@nikhef.nl) | |
43 | ||
44 | ClassImp(AliAnalysisTaskLYZEventPlane) | |
45 | ||
46 | //________________________________________________________________________ | |
47 | AliAnalysisTaskLYZEventPlane::AliAnalysisTaskLYZEventPlane(const char *name) : | |
48 | AliAnalysisTask(name, ""), | |
d97a8fc5 | 49 | fESD(NULL), |
50 | fAOD(NULL), | |
f1d945a1 | 51 | fAnalysisType("ESD"), |
d97a8fc5 | 52 | fLyzEp(NULL), |
53 | fLyz(NULL), | |
54 | fEventMaker(NULL), | |
55 | fFirstRunFile(NULL), | |
56 | fSecondRunFile(NULL) | |
f1d945a1 | 57 | { |
58 | // Constructor | |
59 | cout<<"AliAnalysisTaskLYZEventPlane::AliAnalysisTaskLYZEventPlane(const char *name)"<<endl; | |
60 | ||
61 | // Define input and output slots here | |
62 | // Input slot #0 works with a TChain | |
63 | DefineInput(0, TChain::Class()); | |
64 | DefineInput(1, TList::Class()); | |
65 | DefineInput(2, TList::Class()); | |
66 | // Output slot #0 writes into a TList container | |
67 | DefineOutput(0, TList::Class()); | |
68 | } | |
69 | ||
70 | //________________________________________________________________________ | |
71 | void AliAnalysisTaskLYZEventPlane::ConnectInputData(Option_t *) | |
72 | { | |
73 | // Connect ESD or AOD here | |
74 | // Called once | |
75 | cout<<"AliAnalysisTaskLYZEventPlane::ConnectInputData(Option_t *)"<<endl; | |
76 | ||
77 | TTree* tree = dynamic_cast<TTree*> (GetInputData(0)); | |
78 | if (!tree) { | |
79 | Printf("ERROR: Could not read chain from input slot 0"); | |
80 | } else { | |
81 | // Disable all branches and enable only the needed ones | |
82 | if (fAnalysisType == "MC") { | |
83 | // we want to process only MC | |
84 | tree->SetBranchStatus("*", kFALSE); | |
85 | ||
86 | AliESDInputHandler *esdH = dynamic_cast<AliESDInputHandler*> (AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()); | |
87 | ||
88 | if (!esdH) { | |
89 | Printf("ERROR: Could not get ESDInputHandler"); | |
90 | } else { | |
91 | fESD = esdH->GetEvent(); | |
92 | } | |
93 | } | |
0b7f49e9 | 94 | else if (fAnalysisType == "ESD" || fAnalysisType == "ESDMC0" || fAnalysisType == "ESDMC1" ) { |
f1d945a1 | 95 | tree->SetBranchStatus("*", kFALSE); |
96 | tree->SetBranchStatus("Tracks.*", kTRUE); | |
97 | ||
98 | AliESDInputHandler *esdH = dynamic_cast<AliESDInputHandler*> (AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()); | |
99 | ||
100 | if (!esdH) { | |
101 | Printf("ERROR: Could not get ESDInputHandler"); | |
102 | } else | |
103 | fESD = esdH->GetEvent(); | |
104 | } | |
105 | else if (fAnalysisType == "AOD") { | |
106 | AliAODInputHandler *aodH = dynamic_cast<AliAODInputHandler*> (AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()); | |
107 | ||
108 | if (!aodH) { | |
109 | Printf("ERROR: Could not get AODInputHandler"); | |
110 | } | |
111 | else { | |
112 | fAOD = aodH->GetEvent(); | |
113 | } | |
114 | } | |
115 | else { | |
0b7f49e9 | 116 | Printf("Wrong analysis type: Only ESD, ESDMC0, ESDMC1, AOD and MC types are allowed!"); |
f1d945a1 | 117 | exit(1); |
118 | ||
119 | } | |
120 | } | |
121 | } | |
122 | ||
123 | //________________________________________________________________________ | |
124 | void AliAnalysisTaskLYZEventPlane::CreateOutputObjects() | |
125 | { | |
126 | // Called once | |
127 | cout<<"AliAnalysisTaskLYZEventPlane::CreateOutputObjects()"<<endl; | |
128 | ||
0b7f49e9 | 129 | if (!(fAnalysisType == "AOD" || fAnalysisType == "ESD" || fAnalysisType == "ESDMC0" || fAnalysisType == "ESDMC1" || fAnalysisType == "MC")) { |
130 | cout<<"WRONG ANALYSIS TYPE! only ESD, , ESDMC0, ESDMC1, AOD and MC are allowed."<<endl; | |
f1d945a1 | 131 | exit(1); |
132 | } | |
133 | ||
134 | //event maker | |
135 | fEventMaker = new AliFlowEventSimpleMaker(); | |
136 | //lee yang zeros event plane | |
137 | fLyzEp = new AliFlowLYZEventPlane() ; | |
138 | //Analyser | |
139 | fLyz = new AliFlowAnalysisWithLYZEventPlane() ; | |
140 | ||
141 | //output file | |
fa92c1a0 | 142 | TString outputName = "outputFromLYZEventPlaneAnalysis" ; |
143 | outputName += fAnalysisType.Data() ; | |
144 | outputName += ".root" ; | |
145 | fLyz->SetOutFileName( outputName.Data() ); | |
f1d945a1 | 146 | |
147 | // Get data from input slot 1 and 2 | |
148 | fFirstRunFile = (TFile*)GetInputData(1); | |
149 | cerr<<"fFirstRunFile ("<<fFirstRunFile<<")"<<endl; | |
150 | if (fFirstRunFile) cerr<<"fFirstRunFile -> IsOpen() = "<<fFirstRunFile -> IsOpen()<<endl; | |
151 | fSecondRunFile = (TFile*)GetInputData(2); | |
152 | cerr<<"fSecondRunFile ("<<fSecondRunFile<<")"<<endl; | |
153 | if (fSecondRunFile) cerr<<"fSecondRunFile -> IsOpen() = "<<fSecondRunFile -> IsOpen()<<endl; | |
154 | ||
155 | fLyzEp -> SetFirstRunFile(fFirstRunFile); | |
156 | fLyzEp -> SetSecondRunFile(fSecondRunFile); | |
157 | fLyz -> SetFirstRunFile(fFirstRunFile); | |
158 | fLyz -> SetSecondRunFile(fSecondRunFile); | |
159 | ||
160 | fLyzEp-> Init(); | |
161 | fLyz-> Init(); | |
162 | ||
163 | ||
164 | } | |
165 | ||
166 | //________________________________________________________________________ | |
167 | void AliAnalysisTaskLYZEventPlane::Exec(Option_t *) | |
168 | { | |
169 | // Main loop | |
170 | // Called for each event | |
171 | if (fAnalysisType == "MC") { | |
172 | // Process MC truth, therefore we receive the AliAnalysisManager and ask it for the AliMCEventHandler | |
173 | // This handler can return the current MC event | |
174 | ||
175 | AliMCEventHandler* eventHandler = dynamic_cast<AliMCEventHandler*> (AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler()); | |
176 | if (!eventHandler) { | |
177 | Printf("ERROR: Could not retrieve MC event handler"); | |
178 | return; | |
179 | } | |
180 | ||
181 | AliMCEvent* mcEvent = eventHandler->MCEvent(); | |
182 | if (!mcEvent) { | |
183 | Printf("ERROR: Could not retrieve MC event"); | |
184 | return; | |
185 | } | |
186 | ||
187 | Printf("MC particles: %d", mcEvent->GetNumberOfTracks()); | |
188 | ||
189 | //lee yang zeros analysis | |
190 | AliFlowEventSimple* fEvent = fEventMaker->FillTracks(mcEvent); | |
191 | fLyz->Make(fEvent,fLyzEp); | |
192 | ||
193 | delete fEvent; | |
194 | } | |
195 | else if (fAnalysisType == "ESD") { | |
196 | if (!fESD) { | |
197 | Printf("ERROR: fESD not available"); | |
198 | return; | |
199 | } | |
200 | Printf("There are %d tracks in this event", fESD->GetNumberOfTracks()); | |
201 | ||
202 | //lee yang zeros analysis | |
203 | AliFlowEventSimple* fEvent = fEventMaker->FillTracks(fESD); | |
204 | fLyz->Make(fEvent,fLyzEp); | |
205 | delete fEvent; | |
206 | } | |
0b7f49e9 | 207 | else if (fAnalysisType == "ESDMC0") { |
208 | if (!fESD) { | |
209 | Printf("ERROR: fESD not available"); | |
210 | return; | |
211 | } | |
212 | Printf("There are %d tracks in this event", fESD->GetNumberOfTracks()); | |
213 | ||
214 | AliMCEventHandler* eventHandler = dynamic_cast<AliMCEventHandler*> (AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler()); | |
215 | if (!eventHandler) { | |
216 | Printf("ERROR: Could not retrieve MC event handler"); | |
217 | return; | |
218 | } | |
219 | ||
220 | AliMCEvent* mcEvent = eventHandler->MCEvent(); | |
221 | if (!mcEvent) { | |
222 | Printf("ERROR: Could not retrieve MC event"); | |
223 | return; | |
224 | } | |
225 | ||
226 | //lee yang zeros analysis | |
227 | AliFlowEventSimple* fEvent = fEventMaker->FillTracks(fESD,mcEvent,0); //0 = kine from ESD, 1 = kine from MC | |
228 | fLyz->Make(fEvent,fLyzEp); | |
229 | delete fEvent; | |
230 | //delete mcEvent; | |
231 | } | |
232 | else if (fAnalysisType == "ESDMC1") { | |
233 | if (!fESD) { | |
234 | Printf("ERROR: fESD not available"); | |
235 | return; | |
236 | } | |
237 | Printf("There are %d tracks in this event", fESD->GetNumberOfTracks()); | |
238 | ||
239 | AliMCEventHandler* eventHandler = dynamic_cast<AliMCEventHandler*> (AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler()); | |
240 | if (!eventHandler) { | |
241 | Printf("ERROR: Could not retrieve MC event handler"); | |
242 | return; | |
243 | } | |
244 | ||
245 | AliMCEvent* mcEvent = eventHandler->MCEvent(); | |
246 | if (!mcEvent) { | |
247 | Printf("ERROR: Could not retrieve MC event"); | |
248 | return; | |
249 | } | |
250 | ||
251 | //lee yang zeros analysis | |
252 | AliFlowEventSimple* fEvent = fEventMaker->FillTracks(fESD,mcEvent,1); //0 = kine from ESD, 1 = kine from MC | |
253 | fLyz->Make(fEvent,fLyzEp); | |
254 | delete fEvent; | |
255 | //delete mcEvent; | |
256 | } | |
f1d945a1 | 257 | else if (fAnalysisType == "AOD") { |
258 | if (!fAOD) { | |
259 | Printf("ERROR: fAOD not available"); | |
260 | return; | |
261 | } | |
262 | Printf("There are %d tracks in this event", fAOD->GetNumberOfTracks()); | |
263 | ||
264 | //lee yang zeros analysis | |
265 | AliFlowEventSimple* fEvent = fEventMaker->FillTracks(fAOD); | |
266 | fLyz->Make(fEvent,fLyzEp); | |
267 | delete fEvent; | |
268 | } | |
269 | ||
270 | PostData(0,fLyz->GetOutFile()); | |
271 | } | |
272 | ||
273 | //________________________________________________________________________ | |
274 | void AliAnalysisTaskLYZEventPlane::Terminate(Option_t *) | |
275 | { | |
276 | // Called once at the end of the query | |
277 | fLyz->Finish(); | |
278 | ||
279 | delete fLyz; | |
280 | delete fLyzEp; | |
281 | delete fEventMaker; | |
282 | } | |
af795c87 | 283 | |
284 |