ImprovedOutputFile
Timing
llp
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Last change
on this file since a1c9c16 was 77e9ae1, checked in by Pavel Demin <pavel-demin@…>, 6 years ago |
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set Standard to Cpp03 in .clang-format
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-
Property mode
set to
100644
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File size:
957 bytes
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| 1 | #ifndef ExRootTreeReader_h
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| 2 | #define ExRootTreeReader_h
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| 3 |
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| 4 | /** \class ExRootTreeReader
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| 5 | *
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| 6 | * Class simplifying access to ROOT tree branches
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| 7 | *
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| 8 | * \author P. Demin - UCL, Louvain-la-Neuve
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| 9 | *
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| 10 | */
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| 11 |
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| 12 | #include "TChain.h"
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| 13 | #include "TFile.h"
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| 14 | #include "TNamed.h"
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| 15 | #include "TROOT.h"
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| 16 |
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| 17 | #include <map>
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| 18 |
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| 19 | class ExRootTreeReader: public TNamed
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| 20 | {
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| 21 | public:
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| 22 | ExRootTreeReader(TTree *tree = 0);
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| 23 | ~ExRootTreeReader();
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| 24 |
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| 25 | void SetTree(TTree *tree) { fChain = tree; }
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| 26 |
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| 27 | Long64_t GetEntries() const { return fChain ? static_cast<Long64_t>(fChain->GetEntries()) : 0; }
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| 28 | Bool_t ReadEntry(Long64_t entry);
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| 29 |
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| 30 | TClonesArray *UseBranch(const char *branchName);
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| 31 |
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| 32 | private:
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| 33 | Bool_t Notify();
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| 34 |
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| 35 | TTree *fChain; //! pointer to the analyzed TTree or TChain
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| 36 | Int_t fCurrentTree; //! current Tree number in a TChain
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| 37 |
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| 38 | typedef std::map<TString, std::pair<TBranch *, TClonesArray *> > TBranchMap;
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| 39 |
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| 40 | TBranchMap fBranchMap; //!
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| 41 |
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| 42 | ClassDef(ExRootTreeReader, 1)
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| 43 | };
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| 44 |
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| 45 | #endif // ExRootTreeReader_h
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