File indexing completed on 2023-10-25 09:32:19
0001 void printParameters(const TString& fileName) {
0002 TFile* file = TFile::Open(fileName, "read");
0003 TTree* tree = static_cast<TTree*>(file->Get("zMuMuMassConstraintParameterFinder/di_muon_from_Z"));
0004 tree->Draw("di_muon_mass>>htemp", "in_mass_window");
0005 TH1F* htemp = static_cast<TH1F*>(gPad->GetPrimitive("htemp"));
0006
0007 std::cout << "\n========================================\n";
0008 std::cout << "'Z -> mu mu' mass constraint parameters:\n";
0009 std::cout << "----------------------------------------\n";
0010 std::cout << " PrimaryMass = " << htemp->GetMean() << "\n";
0011 std::cout << " PrimaryWidth = " << htemp->GetRMS() << "\n";
0012 std::cout << "========================================\n";
0013 }
