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trigger_13TeV.cc
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trigger_13TeV.cc
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#include <string>
#include <iostream>
#include <math.h>
#include <algorithm>
#include <TH1.h>
#include <TStyle.h>
#include <THStack.h>
#include <TCanvas.h>
#include <TLegend.h>
#include <TROOT.h>
#include <TFile.h>
#include <TLatex.h>
#include <TLine.h>
#include <TCanvas.h>
#include <TGraphAsymmErrors.h>
#include <TEfficiency.h>
using namespace std;
int trigger_13TeV(){
TFile *file = new TFile("output/histograms_v19.root");
TH1F *H_numerator= (TH1F*)file->Get("distributions100.0/effi/trigger_effi_n_match/MET");
TH1F *H_denominator= (TH1F*)file->Get("distributions100.0/effi/trigger_effi_d_match/MET");
TH1F *H_numerator_cut= (TH1F*)file->Get("distributions100.0/effi/trigger_effi_n_cut/MET");
TH1F *H_denominator_cut= (TH1F*)file->Get("distributions100.0/effi/trigger_effi_d_cut/MET");
const double effi[] = {0,180,1000};
// H_numerator = (TH1F*)H_numerator->Rebin(2);
// H_denominator = (TH1F*)H_denominator->Rebin(2);
// H_numerator = (TH1F*)H_numerator->Rebin(2,"H_numerator",effi);
// H_denominator = (TH1F*)H_denominator->Rebin(2,"H_denominator",effi);
H_numerator_cut = (TH1F*)H_numerator->Rebin(2,"H_numerator",effi);
H_denominator_cut = (TH1F*)H_denominator->Rebin(2,"H_denominator",effi);
double efficiency = H_numerator->GetBinContent(2)/ H_denominator->GetBinContent(2);
TEfficiency *T_effi = new TEfficiency(*H_numerator, *H_denominator);
//needs Histogram only filled in range want to be used for efficiency calculation
TGraphAsymmErrors *TAS_effi = new TGraphAsymmErrors();
TAS_effi->Divide(H_numerator_cut,H_denominator_cut,"v cp");
double *TAS_Y = TAS_effi->GetY();
double TAS_Y_effi = TAS_Y[1];
double TAS_error_high = TAS_effi->GetErrorYhigh(1);
double TAS_error_low = TAS_effi->GetErrorYlow(1);
cout << "Efficiency: " << TAS_Y_effi << " + " << TAS_error_high << " - " << TAS_error_low << endl;
gStyle->SetMarkerSize(1);
gStyle->SetMarkerStyle(8);
H_denominator->SetTitle("");
H_denominator->GetYaxis()->SetTitle("#varepsilon_{#gamma-req.}");
H_denominator->GetYaxis()->SetTitleOffset(0.5);
H_denominator->GetXaxis()->SetTitleOffset(0.8);
H_denominator->GetYaxis()->SetTitleSize(0.6);
H_denominator->GetXaxis()->SetTitleSize(0.15);
H_denominator->GetXaxis()->SetTitle("1st gamma_{tight} p_{T} [GeV]");
gStyle->SetPadTickX(1);
gStyle->SetPadTickY(1);
gStyle->SetMarkerStyle(8);
TCanvas *c1 = new TCanvas("c1","Plots",790,600);
TPad *canvasDefault_1 = new TPad("canvasDefault_1", "newpad",0.0,0.0,1.0,0.41);//0.325);
canvasDefault_1->SetTopMargin(0.01);
canvasDefault_1->SetBottomMargin(0.3);
canvasDefault_1->SetRightMargin(0.05);
canvasDefault_1->SetLeftMargin(0.11);
canvasDefault_1->SetFillStyle(0);
canvasDefault_1->cd();
T_effi->SetMarkerSize(1);
T_effi->SetLineWidth(3);
T_effi->SetMarkerStyle(8);
T_effi->Draw("");
c1->cd();
canvasDefault_1->Draw();
canvasDefault_1->cd();
gPad->Update();
T_effi->GetPaintedGraph()->GetYaxis()->SetRangeUser(0,1.05);
T_effi->GetPaintedGraph()->GetXaxis()->SetTitleSize(0.1);
T_effi->GetPaintedGraph()->GetYaxis()->SetTitleSize(0.13);
T_effi->GetPaintedGraph()->GetXaxis()->SetLabelSize(0.1);
T_effi->GetPaintedGraph()->GetYaxis()->SetLabelSize(0.1);
T_effi->GetPaintedGraph()->GetYaxis()->SetTitleOffset(0.38);
T_effi->SetTitle("");//"#slash{E}_{T}-req. efficiency");
T_effi->GetPaintedGraph()->GetYaxis()->SetTitle("#varepsilon_{#gamma trigger}");
T_effi->GetPaintedGraph()->GetXaxis()->SetTitleOffset(1.1);
T_effi->GetPaintedGraph()->GetXaxis()->SetTitle("#gamma p_{T} (GeV)");
std::cout << "Trigger efficiency: " << efficiency << std::endl;
gPad->SetGrid();
gStyle->SetGridStyle(3);
gStyle->SetPadTickX(1);
gStyle->SetPadTickY(1);
gPad->SetGridx(1);
gPad->SetGridy(1);
TH1F *ratio = (TH1F*)H_denominator->Clone("ratio");
for ( int i = 1; i < H_denominator->GetNbinsX(); i++){
ratio->SetBinContent(i,0);
}
ratio->Draw("AXIS");
ratio->Draw("same AXIG");
ratio->GetYaxis()->SetRangeUser(0,1.05);
ratio->GetYaxis()->SetNdivisions(10);
ratio->GetXaxis()->SetTitleSize(0.125);
ratio->GetYaxis()->SetTitleSize(0.14);
ratio->GetXaxis()->SetLabelSize(0.1);
ratio->GetYaxis()->SetLabelSize(0.1);
ratio->GetYaxis()->SetTitleOffset(0.35);
ratio->SetTitle("");//"#slash{E}_{T}-req. efficiency");
ratio->GetYaxis()->SetTitle("#varepsilon_{#gamma trigger}");
ratio->GetXaxis()->SetTitleOffset(1);
ratio->GetXaxis()->SetTitle("#gamma p_{T} (GeV)");
ratio->GetYaxis()->SetRangeUser(0,1.05);
T_effi->SetMarkerSize(1);
T_effi->Draw("same");
// TLatex *EffiPt = new TLatex(0.54,0.45,"#scale[1.32]{#varepsilon}_{#gamma trigger} = 98.4^{+0.7}_{-1.1}(stat.) %");
TLatex *EffiPt = new TLatex(0.54,0.45,"#scale[1.32]{#varepsilon}_{#gamma trigger} = 97.4 %");
EffiPt->SetNDC(true);
EffiPt->SetTextSize(0.1);
// EffiPt->Draw();
TLine *l_cut_pt = new TLine(180,0,180,1.05);
l_cut_pt->SetLineWidth(4);
l_cut_pt->Draw("same");
TLatex *Arrow2 = new TLatex(180,0.6,"#rightarrow");
Arrow2->SetTextSize(0.13);
Arrow2->Draw("same");
gPad->SetGrid();
gStyle->SetGridStyle(3);
gPad->Update();
c1->cd();
TPad *canvasDefault_2 = new TPad("canvasDefault_2", "newpad",0.0,0.4,1,1); //0.32
canvasDefault_2->Draw();
canvasDefault_2->cd();
canvasDefault_2->SetTopMargin(0.1);
canvasDefault_2->SetBottomMargin(0.01);
canvasDefault_2->SetRightMargin(0.05);
canvasDefault_2->SetLeftMargin(0.11);
canvasDefault_2->SetFillStyle(0);
H_denominator->SetLineColor(kRed);
H_denominator->SetLineStyle(1);
H_denominator->SetLineWidth(4);
H_denominator->SetMinimum(5);
H_numerator->SetLineColor(kBlue);
H_numerator->SetFillStyle(3003);
H_numerator->SetFillColor(kBlue);
H_numerator->SetLineWidth(1);
H_denominator->Draw("same hist");
H_numerator->Draw("same f hist");
H_denominator->SetMaximum(25000);
H_denominator->GetYaxis()->SetTitle("Events / bin");
H_denominator->GetYaxis()->SetTitleOffset(0.6);
H_denominator->GetXaxis()->SetTitleOffset(0.5);
H_denominator->GetXaxis()->SetTitle("#gamma p_{T} (GeV)");
H_denominator->GetYaxis()->SetTitleSize(0.08);
H_denominator->GetYaxis()->SetLabelSize(0.071);
H_denominator->GetXaxis()->SetTitleSize(0.0);
gPad->Update();
gPad->SetGrid();
gStyle->SetGridStyle(3);
gStyle->SetOptStat(00000);
gPad->Update();
canvasDefault_2->SetLogy(1);
TLatex *CMS_text = new TLatex(0.11,28000,"#scale[1.3]{#scale[1.2]{CMS}#scale[0.5]{ }#scale[0.8]{#bf{#it{private work}}}#bf{, 35.86 fb^{-1} (13 TeV)}}");
CMS_text->Draw();
TLegend *infoBox = new TLegend(0.23, 0.65, 0.95, 0.9,"");//0.75, 0.83, 0.99, 0.99, "");
infoBox->AddEntry(H_denominator,"Events accepted by E_{T}^{miss} baseline trigger","l");
infoBox->AddEntry(H_numerator,"Events accepted by signal and E_{T}^{miss} baseline trigger","f");
infoBox->SetShadowColor(0); // 0 = transparent
infoBox->SetFillColor(kWhite);
infoBox->SetTextSize(0.055);
infoBox->Draw();
return 0;
}