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makePlotsCompare2.C
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#include "TH1F.h"
#include "TString.h"
#include "TCanvas.h"
#include <iostream>
#include "TFile.h"
#include "TDirectory.h"
#include "TSystem.h"
#include "TLegend.h"
#include "TPaveText.h"
#include "TLatex.h"
#include <fstream>
#include "tdrStyle.C"
#include "CommonFunctions.C"
#include <vector>
using namespace std;
TH1F* histo1;
TH1F* histo2;
//TH1F* histo3;
TH1F* datahisto;
TH1F* AddUpAllMC(TFile* f_mc, char* histname) {
std::cout << std::endl;
f_mc->Print();
std::cout << std::endl;
std::vector<TString> mcsamplenames;
mcsamplenames.push_back("ttdil");
mcsamplenames.push_back("ttotr");
mcsamplenames.push_back("wjets");
mcsamplenames.push_back("DYee");
mcsamplenames.push_back("DYmm");
mcsamplenames.push_back("DYtautau");
mcsamplenames.push_back("VV");
mcsamplenames.push_back("tw");
std::cout << Form("%s_%s",mcsamplenames[0].Data(),histname) << " with entries " << ((TH1F*)f_mc->Get(Form("%s_%s",mcsamplenames[0].Data(),histname)))->GetEntries() << std::endl;
TH1F *clone = (TH1F*)f_mc->Get(Form("%s_%s",mcsamplenames[0].Data(),histname))->Clone();
std::cout << "adding hist " << clone->GetName() << " with entries " << clone->GetEntries() << std::endl;
for (unsigned int i = 1; i < mcsamplenames.size(); ++i) {
TH1F *hist = (TH1F*)f_mc->Get(Form("%s_%s",mcsamplenames[i].Data(),histname));
std::cout << "adding hist " << hist->GetName() << " with entries " << hist->GetEntries() << std::endl;
clone->Add(hist);
}
return clone;
}
//void CompareHists(TString histname="hlepAzimAsym2", int rebin = 5, int drawnorm =1, TString FName1 = "/nfs-6/userdata/linacre/AFB_results/no_pT_reweighting/TopAFB_default/results/hist_usePtGt2020_hypDisamb_usepfMET_usepfJets_useOS_vetoHypMassLt12_requireBTag_sortJetCandidatesbyPt_generalLeptonVeto_createBabyNtuples_applylepIDCuts_applylepIsoCuts_vetoZmass_veto2Jets_vetoMET.root", TString FName2 = "/nfs-6/userdata/linacre/AFB_results/default_madgraph_pT_reweighting/TopAFB_default_madgraph_pT_reweighting/results/hist_usePtGt2020_hypDisamb_usepfMET_usepfJets_useOS_vetoHypMassLt12_requireBTag_sortJetCandidatesbyPt_generalLeptonVeto_createBabyNtuples_applylepIDCuts_applylepIsoCuts_vetoZmass_veto2Jets_vetoMET.root"){
void CompareHists(TString histname="httMass", int rebin = 5, int drawnorm =1, TString FName1 = "/nfs-6/userdata/linacre/AFB_results/no_pT_reweighting/TopAFB_default/results/hist_usePtGt2020_hypDisamb_usepfMET_usepfJets_useOS_vetoHypMassLt12_requireBTag_sortJetCandidatesbyPt_generalLeptonVeto_createBabyNtuples_applylepIDCuts_applylepIsoCuts_vetoZmass_veto2Jets_vetoMET.root", TString FName2 = "/nfs-6/userdata/linacre/AFB_results/default_madgraph_pT_reweighting/TopAFB_default_madgraph_pT_reweighting/results/hist_usePtGt2020_hypDisamb_usepfMET_usepfJets_useOS_vetoHypMassLt12_requireBTag_sortJetCandidatesbyPt_generalLeptonVeto_createBabyNtuples_applylepIDCuts_applylepIsoCuts_vetoZmass_veto2Jets_vetoMET.root"){
//void CompareHists(TString histname="hlepPt", int rebin = 5, int drawnorm =1, TString FName1 = "/nfs-6/userdata/linacre/AFB_results/no_pT_reweighting/TopAFB_default/results/hist_usePtGt2020_hypDisamb_usepfMET_usepfJets_useOS_vetoHypMassLt12_requireBTag_sortJetCandidatesbyPt_generalLeptonVeto_createBabyNtuples_applylepIDCuts_applylepIsoCuts_vetoZmass_veto2Jets_vetoMET.root", TString FName2 = "/nfs-6/userdata/linacre/AFB_results/default_madgraph_pT_reweighting/TopAFB_default_madgraph_pT_reweighting/results/hist_usePtGt2020_hypDisamb_usepfMET_usepfJets_useOS_vetoHypMassLt12_requireBTag_sortJetCandidatesbyPt_generalLeptonVeto_createBabyNtuples_applylepIDCuts_applylepIsoCuts_vetoZmass_veto2Jets_vetoMET.root"){
setTDRStyle();
std::cout << "Opening " << FName1.Data() << "\n";
TFile *f_1 = TFile::Open(FName1.Data());
histo1 = AddUpAllMC(f_1,Form("%s_%sj_all",histname.Data(),"all"));
std::cout << "Opening " << FName2.Data() << "\n";
TFile *f_2 = TFile::Open(FName2.Data());
histo2 = AddUpAllMC(f_2,Form("%s_%sj_all",histname.Data(), "all"));
// std::cout << "Opening " << FName3.Data() << "\n";
// TFile *f_3 = TFile::Open(FName3.Data());
// histo3 = AddUpAllMC(f_3,Form("%s_%ij_all",histname.Data(),2));
datahisto = (TH1F*)f_2->Get(Form("data_%s_%sj_all", histname.Data(),"all"));
std::cout << "Data hist " << datahisto->GetName() << " with entries " << datahisto->GetEntries() << std::endl;
//if several root files loaded in at once, last file loaded doesn't work properly for AddUpAllMC, so do them one at a time.
// double KS1 = histo1->KolmogorovTest(histo2,"UO");
//calculate K-S before rebinning
double KS1 = histo1->KolmogorovTest(datahisto,"UO");
double KS2 = histo2->KolmogorovTest(datahisto,"UO");
// double KS3 = histo3->KolmogorovTest(datahisto,"UO");
std::cout <<"K-S MC@NLO "<<KS1<< std::endl;
std::cout <<"K-S madgraph "<<KS2<< std::endl;
//std::cout <<"K-S powheg "<<KS3<< std::endl;
datahisto->Rebin(rebin);
histo1->Rebin(rebin);
histo2->Rebin(rebin);
//histo3->Rebin(rebin);
//double KS1 = histo1->KolmogorovTest(datahisto,"UO");
//double KS1 = histo1->KolmogorovTest(histo2,"UO");
//double KS2 = histo2->KolmogorovTest(datahisto,"UO");
// KS3 = histo3->KolmogorovTest(datahisto,"UO");
/*
std::cout <<"K-S MC@NLO "<<KS1<< std::endl;
std::cout <<"K-S madgraph "<<KS2<< std::endl;
std::cout <<"K-S powheg "<<KS3<< std::endl;
*/
datahisto->SetMarkerStyle(20);
datahisto->SetMarkerColor(kBlack);
datahisto->SetLineColor(kBlack);
datahisto->GetYaxis()->SetTitle("Events");
datahisto->GetYaxis()->SetTitleOffset(1.3);
datahisto->GetXaxis()->SetTitleOffset(1.0);
histo1->SetLineColor(kBlue);
histo1-> SetFillColor(0);
histo2->SetLineColor(kRed);
histo2-> SetFillColor(0);
// histo3->SetLineColor(kGreen+3);
// histo3-> SetFillColor(0);
TCanvas *c1 = new TCanvas();
c1->cd();
datahisto->SetMaximum(1.25*datahisto->GetMaximum());
if(datahisto->GetMinimum() <0.15 *datahisto->GetMaximum() ) datahisto->SetMinimum(0.);
if(datahisto->GetMinimum() > 0.) datahisto->SetMinimum(0.75*datahisto->GetMinimum() );
if(!drawnorm){
datahisto->Draw("Pe");
histo1->Draw("histsame");
histo2->Draw("histsame");
// histo3->Draw("histsame");
}
else{
datahisto->DrawNormalized("Pe");
histo1->DrawNormalized("histsame");
histo2->DrawNormalized("histsame");
// histo3->DrawNormalized("histsame");
}
// TLegend *leg = new TLegend(0.74,0.76,0.92,0.92);
TLegend *leg = new TLegend(0.4,0.75,0.62,0.88);
leg->SetFillStyle(0);
leg->SetLineColor(0);
leg->SetTextSize(0.035);
leg->SetFillStyle(0);
leg->AddEntry(datahisto, "Data","p");
// leg->AddEntry(histo3, "powheg","l");
leg->AddEntry(histo1, "before reweighting","l");
leg->AddEntry(histo2, "after reweighting","l");
leg->Draw("same");
TPaveText *pt1 = new TPaveText(0.20, 0.76, 0.40, 0.91, "brNDC");
pt1->SetName("pt1name");
pt1->SetBorderSize(0);
pt1->SetFillStyle(0);
TText *blah;
blah = pt1->AddText("CMS Preliminary, 5.0 fb^{-1} at #sqrt{s}=7 TeV");
blah->SetTextSize(0.032);
blah->SetTextAlign(11);
// TString KS3_temp = formatFloat(KS3,"%6.2f");
// KS3_temp.ReplaceAll(" " , "" );
// KS3_temp = TString(" K-S: ") + KS3_temp;
// blah = pt1->AddText(KS3_temp.Data());
// blah->SetTextSize(0.032);
// blah->SetTextAlign(11);
// blah->SetTextColor(kGreen+3);
TString KS1_temp = formatFloat(KS1,"%6.2f");
KS1_temp.ReplaceAll(" " , "" );
KS1_temp = TString(" K-S: ") + KS1_temp;
blah = pt1->AddText(KS1_temp.Data());
blah->SetTextSize(0.032);
blah->SetTextAlign(11);
blah->SetTextColor(kBlue);
/*
TString KS2_temp = formatFloat(KS2,"%6.2f");
KS2_temp.ReplaceAll(" " , "" );
KS2_temp = TString(" K-S: ") + KS2_temp;
blah = pt1->AddText(KS2_temp.Data());
blah->SetTextSize(0.032);
blah->SetTextAlign(11);
blah->SetTextColor(kRed);
*/
pt1->Draw();
c1->Print(Form("mc_comp_%s.pdf", histname.Data()));
f_1->Close();
f_2->Close();
// f_3->Close();
}