- ptapt->SetMinimum(0.);
- ptapt->SetMaximum(1.05);
- ptapt->SetTitle("");
- ptapt->GetXaxis()->SetTitle("P_{T} (GeV/c)");
- ptapt->GetYaxis()->SetTitle("Efficiency");
- //ptapt->GetXaxis()->SetRange(3);
- ptapt->Draw("");
- fitapt->SetParameters(1.853,1.57,-0.0203,-0.178);
- fitapt->SetLineColor(2);
- fitapt->SetLineWidth(2);
- fitapt->Draw("SAME");
- TLegend * leg = new TLegend(0.5,0.38,0.85,0.53);
- leg->SetBorderSize(0);
- leg->SetFillColor(0);
- leg->SetTextSize(0.05);
- leg->SetTextFont(22);
- leg->SetHeader("Apt trigger pt cut");
- leg->AddEntry(fitapt,"Ref.","l");
- leg->AddEntry(ptapt,"New","l");
- leg->Draw("SAME");
-
- c1->cd(2);