examples/analysistools/merge.C File Reference

Go to the source code of this file.

Functions
int	merge (TString ntp="", TString fout="", TString f1="", TString f2="", TString f3="", TString f4="", TString f5="")

Function Documentation

int merge	(	TString	ntp = "",
		TString	fout = "",
		TString	f1 = "",
		TString	f2 = "",
		TString	f3 = "",
		TString	f4 = "",
		TString	f5 = ""
	)

Definition at line 1 of file examples/analysistools/merge.C.

References f1, f2, f3, f4, and n.

Referenced by PndTrkClean::MergeClusters(), and PndFastSim::MergeNeutralClusters().

{
        if (ntp=="" || fout=="" || f1=="")
        {
                cout <<"\nmerge : merges a TTree with certain name from different files to one.\n\n"; 
                cout <<"USAGE: merge(TString ntp, TString outfile, TString filepattern 1, ... TString filepattern 5)\n\n";
                cout <<"   ntp           : name of the TTree.\n";
                cout <<"   outfile       : output file name.\n";
                cout <<"   filepattern 1 : 1st file pattern.\n";
                cout <<"   filepattern 2 : 2nd file pattern (optional).\n";
                cout <<"   ...\n";
                cout <<"   filepattern 2 : 5th file pattern (optional).\n\n";
                
                return;
        }
        
        TChain n(ntp);
        
        n.Add(f1);
        if (f2!="") n.Add(f2);
        if (f3!="") n.Add(f3);
        if (f4!="") n.Add(f4);
        if (f5!="") n.Add(f5);
        
        n.Merge(fout);
  return 0;
}