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1c5acb87 | 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 | /* $Id: */ | |
17 | ||
18 | //_________________________________________________________________________ | |
19 | // A basic analysis task to analyse photon detected by PHOS | |
20 | // | |
21 | //*-- Yves Schutz | |
22 | ////////////////////////////////////////////////////////////////////////////// | |
23 | ||
24 | #include <TFile.h> | |
25 | #include <TH1.h> | |
26 | #include <TH1F.h> | |
27 | #include <TH1I.h> | |
28 | #include <TCanvas.h> | |
29 | ||
30 | #include "AliAnaScale.h" | |
31 | #include "AliAnalysisManager.h" | |
7175a03a | 32 | #include "Riostream.h" |
1c5acb87 | 33 | |
34 | //______________________________________________________________________________ | |
35 | AliAnaScale::AliAnaScale() : | |
36 | fDebug(0), | |
37 | fScale(1.0), | |
38 | fInputList(0x0), | |
39 | fOutputList(0x0), | |
40 | fSumw2(0), | |
41 | fhCount() | |
42 | { | |
43 | //Default constructor | |
44 | } | |
45 | //______________________________________________________________________________ | |
46 | AliAnaScale::AliAnaScale(const char *name) : | |
47 | AliAnalysisTask(name,""), | |
48 | fDebug(0), | |
49 | fScale(1.0), | |
50 | fInputList(0x0), | |
51 | fOutputList(0x0), | |
52 | fSumw2(0), | |
53 | fhCount(0) | |
54 | { | |
55 | // Constructor. | |
56 | // Called only after the event loop | |
57 | SetPostEventLoop(kTRUE); | |
58 | // Input slot #0 | |
59 | DefineInput(0, TList::Class()) ; | |
60 | // Output slot | |
61 | DefineOutput(0, TList::Class()) ; | |
62 | } | |
63 | ||
64 | //______________________________________________________________________________ | |
65 | AliAnaScale::~AliAnaScale() | |
66 | { | |
67 | // dtor | |
68 | ||
69 | } | |
70 | ||
71 | ||
72 | //______________________________________________________________________________ | |
73 | void AliAnaScale::ConnectInputData(const Option_t*) | |
74 | { | |
75 | // Initialisation of branch container and histograms | |
76 | ||
77 | if(fDebug > 1) printf("*** Initialization of %s \n", GetName()) ; | |
78 | fInputList = dynamic_cast<TList*>(GetInputData(0)) ; | |
79 | } | |
80 | //________________________________________________________________________ | |
81 | void AliAnaScale::CreateOutputObjects() | |
82 | { | |
83 | // Create the outputs containers | |
84 | ||
85 | fOutputList = new TList() ; | |
86 | fOutputList->SetName(GetName()) ; | |
87 | ||
88 | fhCount =new TH1F("hCount","count files",1,0,1); | |
89 | fOutputList->Add(fhCount); | |
90 | ||
91 | } | |
92 | ||
93 | //______________________________________________________________________________ | |
94 | void AliAnaScale::Exec(Option_t *) | |
95 | { | |
96 | // Do the Scaling | |
97 | ||
98 | if(fDebug > 0 ) printf(">>>>> Scaling factor %e, do Sumw2 %d <<<<< \n",fScale,fSumw2) ; | |
99 | ||
100 | TIter next(fInputList) ; | |
101 | TObject * h ; | |
102 | while ( (h = next()) ) { | |
103 | if(h){ | |
7175a03a | 104 | if ( !strncmp(h->ClassName(),"TH",2) ) { |
1c5acb87 | 105 | char name[128] ; |
106 | sprintf(name, "%sScaled", h->GetName()) ; | |
107 | TH1 * hout = dynamic_cast<TH1*> (h->Clone(name)) ; | |
1c5acb87 | 108 | if(fSumw2) hout->Sumw2(); |
109 | hout->Scale(fScale) ; | |
110 | fOutputList->Add(hout) ; | |
111 | } | |
112 | else fOutputList->Add(h) ; | |
113 | } | |
114 | } | |
115 | // number of files | |
116 | ||
117 | //File scaled, needed for file merging on grid | |
118 | fhCount->Fill(0); | |
119 | ||
120 | PostData(0, fOutputList); | |
121 | } | |
122 | ||
123 | ||
124 | //______________________________________________________________________________ | |
125 | void AliAnaScale::Init() | |
126 | { | |
127 | // Intialisation of parameters | |
128 | if(fDebug > 0 )printf("No initialization in scale class \n") ; | |
129 | ||
130 | } | |
131 | ||
132 | //______________________________________________________________________________ | |
133 | //void AliAnaScale::Terminate(Option_t *) | |
134 | //{ | |
135 | // // Processing when the event loop is ended | |
136 | // | |
137 | // | |
138 | //} |