Logo ROOT   6.12/07
Reference Guide
ProofSimpleFile.h
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1 /// \file
2 /// \ingroup tutorial_ProofSimpleFile
3 ///
4 /// Selector to fill a set of histograms and merging via file
5 ///
6 /// \macro_code
7 ///
8 /// \author Gerardo Ganis (gerardo.ganis@cern.ch)
9 
10 #ifndef ProofSimpleFile_h
11 #define ProofSimpleFile_h
12 
13 #include <TSelector.h>
14 
15 class TH1F;
16 class TRandom3;
17 class TFile;
18 class TProofOutputFile;
19 class TDirectory;
20 
21 class ProofSimpleFile : public TSelector {
22 private:
23  Int_t CreateHistoArrays();
24  void PlotHistos(Int_t opt = 0);
25 public :
26 
27  // Specific members
28  Int_t fNhist;
29  TH1F **fHistTop;//[fNhist]
30  TH1F **fHistDir;//[fNhist]
31  TRandom3 *fRandom;
32  TFile *fFile;
33  TProofOutputFile *fProofFile; // For merging via file
34  TDirectory *fFileDir; // Subdirectory for some histos
35 
36  ProofSimpleFile();
37  virtual ~ProofSimpleFile();
38  virtual Int_t Version() const { return 2; }
39  virtual void Begin(TTree *tree);
40  virtual void SlaveBegin(TTree *tree);
41  virtual Bool_t Process(Long64_t entry);
42  virtual void SetOption(const char *option) { fOption = option; }
43  virtual void SetObject(TObject *obj) { fObject = obj; }
44  virtual void SetInputList(TList *input) { fInput = input; }
45  virtual TList *GetOutputList() const { return fOutput; }
46  virtual void SlaveTerminate();
47  virtual void Terminate();
48 
49  ClassDef(ProofSimpleFile,0);
50 };
51 
52 #endif
Random number generator class based on M.
Definition: TRandom3.h:27
TSelectorList * fOutput
! List of objects created during processing
Definition: TSelector.h:44
long long Long64_t
Definition: RtypesCore.h:69
A ROOT file is a suite of consecutive data records (TKey instances) with a well defined format...
Definition: TFile.h:46
1-D histogram with a float per channel (see TH1 documentation)}
Definition: TH1.h:567
int Int_t
Definition: RtypesCore.h:41
bool Bool_t
Definition: RtypesCore.h:59
virtual void SetInputList(TList *input)
Definition: TSelector.h:68
#define ClassDef(name, id)
Definition: Rtypes.h:320
virtual void Begin(TTree *)
Definition: TSelector.h:56
A doubly linked list.
Definition: TList.h:44
virtual int Version() const
Definition: TSelector.h:54
virtual void SlaveBegin(TTree *)
Definition: TSelector.h:57
Class to steer the merging of files produced on the workers.
virtual void Terminate()
Definition: TSelector.h:73
virtual void SlaveTerminate()
Definition: TSelector.h:72
Describe directory structure in memory.
Definition: TDirectory.h:34
virtual Bool_t Process(Long64_t)
Definition: TSelector.cxx:330
virtual void SetObject(TObject *obj)
Definition: TSelector.h:67
virtual void SetOption(const char *option)
Definition: TSelector.h:66
Mother of all ROOT objects.
Definition: TObject.h:37
Definition: tree.py:1
A TTree object has a header with a name and a title.
Definition: TTree.h:70
A TSelector object is used by the TTree::Draw, TTree::Scan, TTree::Process to navigate in a TTree and...
Definition: TSelector.h:33
virtual TList * GetOutputList() const
Definition: TSelector.h:71