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 **************************************************************************/
18 //_________________________________________________________________________
19 // A basic analysis task to analyse photon detected by PHOS
22 //////////////////////////////////////////////////////////////////////////////
30 #include "AliAnaScale.h"
31 #include "AliAnalysisManager.h"
33 //______________________________________________________________________________
34 AliAnaScale::AliAnaScale() :
44 //______________________________________________________________________________
45 AliAnaScale::AliAnaScale(const char *name) :
46 AliAnalysisTask(name,""),
55 // Called only after the event loop
56 SetPostEventLoop(kTRUE);
58 DefineInput(0, TList::Class()) ;
60 DefineOutput(0, TList::Class()) ;
63 //______________________________________________________________________________
64 AliAnaScale::~AliAnaScale()
71 //______________________________________________________________________________
72 void AliAnaScale::ConnectInputData(const Option_t*)
74 // Initialisation of branch container and histograms
76 if(fDebug > 1) printf("*** Initialization of %s \n", GetName()) ;
77 fInputList = dynamic_cast<TList*>(GetInputData(0)) ;
79 //________________________________________________________________________
80 void AliAnaScale::CreateOutputObjects()
82 // Create the outputs containers
84 fOutputList = new TList() ;
85 fOutputList->SetName(GetName()) ;
87 fhCount =new TH1F("hCount","count files",1,0,1);
88 fOutputList->Add(fhCount);
92 //______________________________________________________________________________
93 void AliAnaScale::Exec(Option_t *)
97 if(fDebug > 0 ) printf(">>>>> Scaling factor %e, do Sumw2 %d <<<<< \n",fScale,fSumw2) ;
99 TIter next(fInputList) ;
101 while ( (h = next()) ) {
103 if ( strcmp(h->ClassName(),"TNtuple") ) {
105 sprintf(name, "%sScaled", h->GetName()) ;
106 TH1 * hout = dynamic_cast<TH1*> (h->Clone(name)) ;
108 if(fSumw2) hout->Sumw2();
109 hout->Scale(fScale) ;
110 fOutputList->Add(hout) ;
112 else fOutputList->Add(h) ;
117 //File scaled, needed for file merging on grid
120 PostData(0, fOutputList);
124 //______________________________________________________________________________
125 void AliAnaScale::Init()
127 // Intialisation of parameters
128 if(fDebug > 0 )printf("No initialization in scale class \n") ;
132 //______________________________________________________________________________
133 void AliAnaScale::Terminate(Option_t *)
135 // Processing when the event loop is ended