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1/// \file
2/// \ingroup tutorial_proofntuple
4/// Selector to fill a simple ntuple
6/// \macro_code
8/// \author Gerardo Ganis (gerardo.ganis@cern.ch)
10#ifndef ProofNtuple_h
11#define ProofNtuple_h
13#include <TSelector.h>
15class TFile;
17class TNtuple;
18class TRandom3;
20class ProofNtuple : public TSelector {
21public :
23 // Specific members
24 TFile *fFile;
25 TProofOutputFile *fProofFile; // For optimized merging of the ntuple
26 TNtuple *fNtp;
27 TNtuple *fNtp2; // To test double TTree in the same file
28 TRandom3 *fRandom;
29 Bool_t fPlotNtuple;
30 TNtuple *fNtpRndm; // Ntuple with random numbers
32 ProofNtuple() : fFile(0), fProofFile(0), fNtp(0), fNtp2(0), fRandom(0), fPlotNtuple(kTRUE), fNtpRndm(0) { }
33 virtual ~ProofNtuple();
34 virtual Int_t Version() const { return 2; }
35 virtual void Begin(TTree *tree);
36 virtual void SlaveBegin(TTree *tree);
37 virtual Bool_t Process(Long64_t entry);
38 virtual void SetOption(const char *option) { fOption = option; }
39 virtual void SetObject(TObject *obj) { fObject = obj; }
40 virtual void SetInputList(TList *input) { fInput = input; }
41 virtual TList *GetOutputList() const { return fOutput; }
42 virtual void SlaveTerminate();
43 virtual void Terminate();
45 void PlotNtuple(TNtuple *, const char *);
47 ClassDef(ProofNtuple,0);
int Int_t
Definition RtypesCore.h:45
bool Bool_t
Definition RtypesCore.h:63
long long Long64_t
Definition RtypesCore.h:73
const Bool_t kTRUE
Definition RtypesCore.h:91
#define ClassDef(name, id)
Definition Rtypes.h:325
A ROOT file is a suite of consecutive data records (TKey instances) with a well defined format.
Definition TFile.h:54
A doubly linked list.
Definition TList.h:44
A simple TTree restricted to a list of float variables only.
Definition TNtuple.h:28
Mother of all ROOT objects.
Definition TObject.h:37
Class to steer the merging of files produced on the workers.
Random number generator class based on M.
Definition TRandom3.h:27
A TSelector object is used by the TTree::Draw, TTree::Scan, TTree::Process to navigate in a TTree and...
Definition TSelector.h:31
virtual void SetObject(TObject *obj)
Definition TSelector.h:65
virtual int Version() const
Definition TSelector.h:52
TSelectorList * fOutput
! List of objects created during processing
Definition TSelector.h:42
virtual Bool_t Process(Long64_t)
virtual void SlaveBegin(TTree *)
Definition TSelector.h:55
virtual void SetOption(const char *option)
Definition TSelector.h:64
virtual void SetInputList(TList *input)
Definition TSelector.h:66
virtual TList * GetOutputList() const
Definition TSelector.h:69
virtual void SlaveTerminate()
Definition TSelector.h:70
virtual void Begin(TTree *)
Definition TSelector.h:54
virtual void Terminate()
Definition TSelector.h:71
A TTree represents a columnar dataset.
Definition TTree.h:79
Definition tree.py:1