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[u/mrichter/AliRoot.git] / JETAN / AliAnalysisTaskJets.cxx
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e5b96aa0 1/**************************************************************************
2 * Copyright(c) 1998-1999, 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 <TROOT.h>
17#include <TSystem.h>
18#include <TInterpreter.h>
19#include <TChain.h>
20#include <TH1.h>
21
22#include "AliAnalysisTaskJets.h"
23#include "AliJetFinder.h"
24#include "AliESD.h"
25
26ClassImp(AliAnalysisTaskJets)
27
28////////////////////////////////////////////////////////////////////////
29
30AliAnalysisTaskJets::AliAnalysisTaskJets(const char* name):
31 AliAnalysisTask(name, "AnalysisTaskJets"),
68093d75 32 fDebug(0),
e5b96aa0 33 fJetFinder(0x0),
34 fChain(0x0),
35 fESD(0x0)
36{
37 // Default constructor
38 DefineInput (0, TChain::Class());
39 DefineOutput(0, TH1::Class());
40}
41
68093d75 42void AliAnalysisTaskJets::ConnectInputData(Option_t */*option*/)
e5b96aa0 43{
44// Initialisation
45//
68093d75 46 if (fDebug > 1) printf("AnalysisJets::Init() \n");
e5b96aa0 47
48 // Call configuration file
49 gROOT->LoadMacro("ConfigJetAnalysis.C");
50 fJetFinder = (AliJetFinder*) gInterpreter->ProcessLine("ConfigJetAnalysis()");
51 // Initialise Jet Analysis
52 fJetFinder->Init();
53 fChain = (TChain*)GetInputData(0);
54 fJetFinder->ConnectTree(fChain);
55 fJetFinder->WriteHeaders();
56}
57
58void AliAnalysisTaskJets::Exec(Option_t */*option*/)
59{
60// Execute analysis for current event
61//
62 Long64_t ientry = fChain->GetReadEntry();
68093d75 63 if (fDebug > 1) printf("Analysing event # %5d \n", (Int_t) ientry);
e5b96aa0 64
65 fJetFinder->ProcessEvent(ientry);
66}
67
68void AliAnalysisTaskJets::Terminate(Option_t */*option*/)
69{
70// Terminate analysis
71//
72 printf("AnalysisJets: Terminate() \n");
68093d75 73 if (fJetFinder) fJetFinder->FinishRun();
e5b96aa0 74}
75