Timing
Last change
on this file since 258feee was 77e9ae1, checked in by Pavel Demin <pavel-demin@…>, 6 years ago |
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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