ROOT Version: 6.24/02
Platform: Linux
I want to plot a histogram,the data I need is stored in a TNonSplitBrowsable, within a TBranchElement. I don’t know how to get the data ,for example,the fEvent or fNvertex.
root [0] TFile* f = new TFile(“galice.root”)
Warning in TClass::Init: no dictionary for class AliHeader is available
Warning in TClass::Init: no dictionary for class AliStack is available
Warning in TClass::Init: no dictionary for class AliGenEventHeader is available
(TFile ) 0x558d070033e0
root [1] .ls
TFile* galice.root
TFile* galice.root
KEY: TTree TE;1 Tree with Headers
root [2] TTree* tree = (TTree*)f->Get(“TE”)
(TTree *) 0x558d078d1990
root [3] tree->Print()
*Tree :TE : Tree with Headers *
*Entries : 0 : Total = 907 bytes File Size = 375 *
Tree compression factor = 1.00
*Br 0 :Header : AliHeader *
*Entries : 0 : Total Size= 493 bytes One basket in memory *
*Baskets : 0 : Basket Size= 4000 bytes Compression= 1.00 *
