countevents.C File Reference

#include <algorithm>
#include <map>
#include <utility>
#include <iostream>
#include "TFile.h"
#include "TTree.h"
#include "TString.h"
#include "TROOT.h"
#include "TEventList.h"
#include "TDirectory.h"

Go to the source code of this file.

Macros
#define	MAX   1000
#define	BINS   100
#define	NCAN   3

Typedefs
typedef std::map< int, int >	CountMap

Functions
int	uid (int lev, int lrun, int lmode)
int	countevents (TString fname, TString ntp, TString cut)

Variables
CountMap	evcnt
Int_t	ev
Int_t	run
Int_t	mode
Int_t	rec
Int_t	nbranch

Macro Definition Documentation

#define BINS   100

Definition at line 14 of file countevents.C.

#define MAX   1000

Definition at line 13 of file countevents.C.

#define NCAN   3

Definition at line 15 of file countevents.C.

Typedef Documentation

typedef std::map<int, int> CountMap

Definition at line 17 of file countevents.C.

Function Documentation

int countevents	(	TString	fname,
		TString	ntp,
		TString	cut
	)

Definition at line 32 of file countevents.C.

References ev, evcnt, f, i, mode, printf(), rec, run, t, and uid().

{
        TFile *f=new TFile(fname,"READ");
        TTree *t=(TTree*)f->Get(ntp);
        
        t->Draw(">>el",cut);
        TEventList *el = (TEventList*)gDirectory->Get("el");
        
        t->SetBranchAddress("ev",&ev);
        t->SetBranchAddress("run",&run);
        t->SetBranchAddress("mode",&mode);
        t->SetBranchAddress("recmode",&rec);
        
        t->SetBranchStatus("*",0);
        t->SetBranchStatus("ev",1);
        t->SetBranchStatus("run",1);
        t->SetBranchStatus("mode",1);
        t->SetBranchStatus("recmode",1);
                
        evcnt.clear();
        
        for (int i=0;i<el->GetN();++i)
        {
                t->GetEntry(el->GetEntry(i));
                evcnt[uid(ev,run,mode)]+=1;
        }
        t->SetBranchStatus("*",1);

        printf("EVT = %d   CAND = %d\n",evcnt.size(), el->GetN());
  return 0;
}

int uid	(	int	lev,
		int	lrun,
		int	lmode
	)

Definition at line 25 of file countevents.C.

{
        return lev+10000*lrun+(((lmode/100)%10)*20+lmode%10)*100000;
}

Variable Documentation

Int_t ev

Definition at line 21 of file countevents.C.

CountMap evcnt

Definition at line 19 of file countevents.C.

Int_t mode

Definition at line 21 of file countevents.C.

Int_t nbranch

Definition at line 21 of file countevents.C.

Int_t rec

Definition at line 21 of file countevents.C.

Int_t run

Definition at line 21 of file countevents.C.