1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
17 #include <Riostream.h>
20 #include <TInterpreter.h>
26 #include "AliAnalysisTaskJets.h"
27 #include "AliAnalysisManager.h"
28 #include "AliJetFinder.h"
29 #include "AliJetHeader.h"
30 #include "AliJetReader.h"
31 #include "AliJetReaderHeader.h"
32 #include "AliJetHistos.h"
33 #include "AliESDEvent.h"
35 #include "AliAODEvent.h"
36 #include "AliAODJetEventBackground.h"
37 #include "AliAODHandler.h"
38 #include "AliMCEventHandler.h"
39 #include "AliESDInputHandler.h"
40 #include "AliMCEvent.h"
44 ClassImp(AliAnalysisTaskJets)
46 ////////////////////////////////////////////////////////////////////////
48 AliAnalysisTaskJets::AliAnalysisTaskJets():
50 fConfigFile("ConfigJetAnalysis.C"),
59 fReadAODFromOutput(0),
62 // Default constructor
65 AliAnalysisTaskJets::AliAnalysisTaskJets(const char* name):
66 AliAnalysisTaskSE(name),
67 fConfigFile("ConfigJetAnalysis.C"),
76 fReadAODFromOutput(0),
79 // Default constructor
80 DefineOutput(1, TList::Class());
83 AliAnalysisTaskJets::AliAnalysisTaskJets(const char* name, TChain* chain):
84 AliAnalysisTaskSE(name),
85 fConfigFile("ConfigJetAnalysis.C"),
94 fReadAODFromOutput(0),
97 // Default constructor
98 DefineOutput(1, TList::Class());
101 //----------------------------------------------------------------
102 void AliAnalysisTaskJets::UserCreateOutputObjects()
104 // Create the output container
106 if (fDebug > 1) printf("AnalysisTaskJets::CreateOutPutData() \n");
108 if(fNonStdBranch.Length()==0)
110 // Connec default AOD to jet finder
111 // create a new branch for the background
112 if(!AODEvent()->FindListObject(AliAODJetEventBackground::StdBranchName())){
113 AliAODJetEventBackground* evBkg = new AliAODJetEventBackground();
114 evBkg->SetName(AliAODJetEventBackground::StdBranchName());
115 AddAODBranch("AliAODJetEventBackground",&evBkg);
117 fJetFinder->ConnectAOD(AODEvent());
121 // Create a new branch for jets...
122 // how is this reset? -> cleared in the UserExec....
123 // Can this be handled by the framework?
124 // here we can also have the case that the brnaches are written to a separate file
126 TClonesArray *tca = new TClonesArray("AliAODJet", 0);
127 tca->SetName(fNonStdBranch.Data());
128 AddAODBranch("TClonesArray",&tca,fNonStdFile.Data());
129 if(!AODEvent() || !AODEvent()->FindListObject(Form("%s_%s",AliAODJetEventBackground::StdBranchName(),fNonStdBranch.Data()))){
130 AliAODJetEventBackground* evBkg = new AliAODJetEventBackground();
131 evBkg->SetName(Form("%s_%s",AliAODJetEventBackground::StdBranchName(),fNonStdBranch.Data()));
132 AddAODBranch("AliAODJetEventBackground",&evBkg,fNonStdFile.Data());
135 if(fNonStdFile.Length()!=0){
137 // case that we have an AOD extension we need to fetch the jets from the extended output
138 // we identifay the extension aod event by looking for the branchname
139 AliAODHandler *aodH = dynamic_cast<AliAODHandler*>(AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler());
140 TObjArray* extArray = aodH->GetExtensions();
142 TIter next(extArray);
143 while ((fAODExtension=(AliAODExtension*)next())){
144 TObject *obj = fAODExtension->GetAOD()->FindListObject(fNonStdBranch.Data());
146 Printf("%s:%d Dumping..",(char*)__FILE__,__LINE__);
147 fAODExtension->GetAOD()->Dump();
150 if(fDebug>1)Printf("AODExtension found for %s",fNonStdBranch.Data());
156 if(fAODExtension)fJetFinder->ConnectAODNonStd(fAODExtension->GetAOD(), fNonStdBranch.Data());
159 if (fDebug > 1) printf("Connecting Non Std Branch AOD %p %s \n",AODEvent(),fNonStdBranch.Data());
160 fJetFinder->ConnectAODNonStd(AODEvent(), fNonStdBranch.Data());
164 // do not add the histograms in the directory
165 // all handled by the list
166 Bool_t oldStatus = TH1::AddDirectoryStatus();
167 TH1::AddDirectory(kFALSE);
171 fListOfHistos = new TList();
172 fHistos = new AliJetHistos();
173 fHistos->AddHistosToList(fListOfHistos);
175 // Add the JetFinderInformation to the Outputlist
176 AliJetHeader *fH = fJetFinder->GetHeader();
178 // Compose a characteristic output name
179 // with the name of the output branch
181 if(fNonStdBranch.Length()==0) {
182 fH->SetName("AliJetHeader_jets");
185 fH->SetName(Form("AliJetHeader_%s",fNonStdBranch.Data()));
189 TH1::AddDirectory(oldStatus);
192 if(!fAODExtension)OutputTree()->GetUserInfo()->Add(fH);
193 else fAODExtension->GetTree()->GetUserInfo()->Add(fH);
196 //----------------------------------------------------------------
197 void AliAnalysisTaskJets::Init()
200 if (fDebug > 1) printf("AnalysisTaskJets::Init() \n");
202 // Call configuration file
203 if (fConfigFile.Length()) {
204 gROOT->LoadMacro(fConfigFile);
205 fJetFinder = (AliJetFinder*) gInterpreter->ProcessLine("ConfigJetAnalysis()");
207 AliJetReaderHeader *header = (AliJetReaderHeader*)fJetFinder->GetReader()->GetReaderHeader();
208 fOpt = header->GetDetector();
210 // Initialise Jet Analysis
211 if(fOpt == 0) fJetFinder->Init();
212 else fJetFinder->InitTask(fChain); // V2
216 //----------------------------------------------------------------
217 void AliAnalysisTaskJets::UserExec(Option_t */*option*/)
219 // Execute analysis for current event
221 // Fill control histos
222 TClonesArray* jarray = 0;
223 AliAODJetEventBackground* evBkg = 0;
225 // only need this once
226 static AliAODHandler *aodH = dynamic_cast<AliAODHandler*>(AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler());
228 if(fNonStdBranch.Length()==0) {
229 jarray = AODEvent()->GetJets();
230 evBkg = (AliAODJetEventBackground*)(AODEvent()->FindListObject(AliAODJetEventBackground::StdBranchName()));
234 if(AODEvent())jarray = (TClonesArray*)(AODEvent()->FindListObject(fNonStdBranch.Data()));
235 if(!jarray)jarray = (TClonesArray*)(fAODExtension->GetAOD()->FindListObject(fNonStdBranch.Data()));
236 if(jarray)jarray->Delete(); // this is our responsibility, clear before filling again
237 if(AODEvent())evBkg = (AliAODJetEventBackground*)(AODEvent()->FindListObject(Form("%s_%s",AliAODJetEventBackground::StdBranchName(),fNonStdBranch.Data())));
238 if(!evBkg) evBkg = (AliAODJetEventBackground*)(fAODExtension->GetAOD()->FindListObject(Form("%s_%s",AliAODJetEventBackground::StdBranchName(),fNonStdBranch.Data())));
239 if(evBkg)evBkg->Reset();
242 if (dynamic_cast<AliAODEvent*>(InputEvent()) != 0 && !fReadAODFromOutput) {
243 // AOD is input event..........................................V
244 fJetFinder->GetReader()->SetInputEvent(InputEvent(), InputEvent(), MCEvent());
246 // AOD is read from output ....................................V
247 fJetFinder->GetReader()->SetInputEvent(InputEvent(), AODEvent(), MCEvent());
252 if(fOpt==0) fJetFinder->ProcessEvent();
253 else fJetFinder->ProcessEvent2(); // V2
255 // Fill control histos
256 if(jarray)fHistos->FillHistos(jarray);
259 if(aodH&&fFilterPt>0){
260 if(jarray->GetEntries()>0){
261 AliAODJet *jet = (AliAODJet*)jarray->At(0);
262 if(jet->Pt()>fFilterPt){
263 // aodH->EnableFillAODforEvent();
264 aodH->SetFillAOD(kTRUE);
270 PostData(1, fListOfHistos);
275 //*************************************************************
277 void AliAnalysisTaskJets::Terminate(Option_t */*option*/)
279 // Terminate analysis
281 if (fDebug > 1) printf("AnalysisJets: Terminate() \n");
282 // if (fJetFinder) fJetFinder->FinishRun();