nhits += n ;
his->Fill(n) ;
// Get the data per block
- TClonesArray * hita = static_cast<TClonesArray *>(gime -> Hits()) ;
+ const TClonesArray * hita = static_cast<const TClonesArray *>(gime -> Hits()) ;
TIter next(hita) ;
Float_t Et = 0. ;
Int_t id = 0, block = 0 ;