Changes between Version 3 and Version 4 of UserManual
- Timestamp:
- Sep 10, 2013, 10:01:05 AM (11 years ago)
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UserManual
v3 v4 51 51 == Macro-based analysis == 52 52 53 ExRootAnalysis provides a set of classes simplifying access to the root ROOT trees. The most interesting class isExRootTreeReader. This class provides simple methods sufficient to access every branch53 !ExRootAnalysis provides a set of classes simplifying access to the root ROOT trees. The most interesting class is !ExRootTreeReader. This class provides simple methods sufficient to access every branch 54 54 in every event stored in a ROOT tree: 55 * ExRootTreeReader(TTree*) – constructor takes ROOT tree as parameter56 * Long64_t GetEntries() – returns total number of events stored on the tree57 * TClonesArray * UseBranch(branchName) – returns pointer to collection of branch55 * !ExRootTreeReader(TTree*) – constructor takes ROOT tree as parameter 56 * Long64_t !GetEntries() – returns total number of events stored on the tree 57 * TClonesArray *!UseBranch(branchName) – returns pointer to collection of branch 58 58 elements and specifies branches needed for analysis 59 59