ROOT_528-00b_version: tutorials/tree/h1chain.C Source File

00001 //Creates a TChain to be used by the h1analysis.C class
00002 //the symbol H1 must point to a directory where the H1 data sets
00003 //have been installed.
00004 
00005 TChain chain("h42");
00006 
00007 void h1chain(const char *h1dir = 0)
00008 {
00009    if (h1dir) {
00010       gSystem->Setenv("H1",h1dir);
00011    }
00012    chain.SetCacheSize(20*1024*1024);
00013    chain.Add("$H1/dstarmb.root");
00014    chain.Add("$H1/dstarp1a.root");
00015    chain.Add("$H1/dstarp1b.root");
00016    chain.Add("$H1/dstarp2.root");
00017 }