Last change
on this file since 267 was 220, checked in by Xavier Rouby, 16 years ago |
include statements have been cleaned
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File size:
975 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 | * $Date: 2009-02-02 11:32:12 $
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9 | * $Revision: 1.2 $
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10 | *
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11 | *
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12 | * \author S. Ovyn - UCL, Louvain-la-Neuve
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13 | *
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14 | */
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15 |
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16 | #include "TROOT.h"
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17 | //#include "TChain.h"
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18 | //#include "TFile.h"
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19 | #include "TTree.h"
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20 | #include "TString.h"
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21 |
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22 | #include <map>
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23 |
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24 | class ExRootTreeReader
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25 | {
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26 | public :
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27 |
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28 | ExRootTreeReader(TTree *tree);
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29 | ~ExRootTreeReader();
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30 |
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31 | Long64_t GetEntries() const { return fChain ? static_cast<Long64_t>(fChain->GetEntries()) : 0; }
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32 | Bool_t ReadEntry(Long64_t entry);
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33 |
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34 | TClonesArray *UseBranch(const TString &branchName);
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35 |
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36 | private:
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37 |
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38 | void Init();
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39 | void Notify();
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40 |
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41 | TTree *fChain; // pointer to the analyzed TTree or TChain
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42 | Int_t fCurrentTree; // current Tree number in a TChain
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43 |
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44 | Bool_t fIsInitDone;
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45 |
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46 | typedef std::map<TString, std::pair<TBranch*, TClonesArray*> > TBranchMap;
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47 |
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48 | TBranchMap fBranchMap;
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49 | };
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50 |
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51 | #endif // ExRootTreeReader_h
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