PhysicsTools/FWLite/test/testTH1Store.cc - master - githubmirror/cmssw

PhysicsTools/FWLite/test/testTH1Store.cc

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31 май 2019, 18:05

31 май 2019, 18:0529b5de2

// -*- C++ -*-

#include <iostream>

// CMS includes
#include "PhysicsTools/FWLite/interface/TH1Store.h"

// Root includes
#include "TROOT.h"

using namespace std;

///////////////////////////
// ///////////////////// //
// // Main Subroutine // //
// ///////////////////// //
///////////////////////////

int main(int argc, char* argv[]) {
  cout << "creating store" << endl;
  TH1Store store;

  cout << "adding histograms" << endl;
  store.add(new TH1F("aaa", "aaa", 10, 0.5, 10.5));
  store.add(new TH1F("bbb", "bbb", 10, 0.5, 10.5), "one/two");
  store.add(new TH1F("ccc", "ccc", 10, 0.5, 10.5), "three");
  store.add(new TH1F("ddd", "ddd", 10, 0.5, 10.5), "one");
  store.add(new TH1F("eee", "eee", 10, 0.5, 10.5), "three/four");

  cout << "filling" << endl;
  store.hist("aaa")->Fill(1);
  store.hist("bbb")->Fill(2);
  store.hist("ccc")->Fill(3);
  store.hist("ddd")->Fill(4);
  store.hist("eee")->Fill(5);

  cout << "saving" << endl;
  store.write("test.root");
  cout << "done!" << endl;
  // All done!  Bye bye.
  return 0;
}