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////////////////////////////////////////////////////////////////////////////////
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//
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// mcfakerate_x
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// ------------
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//
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// 06/28/2007 Philipp Schieferdecker <philipp.schieferdecker@cern.ch>
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////////////////////////////////////////////////////////////////////////////////
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#include "utils/cmdline.h"
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#include <TROOT.h>
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#include <TStyle.h>
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#include <TRint.h>
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#include <TFile.h>
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#include <TTree.h>
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#include <TH1F.h>
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#include <TCanvas.h>
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#include <TLegend.h>
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#include <TMath.h>
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#include <iostream>
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#include <iomanip>
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#include <cmath>
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#include <string>
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#include <vector>
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using namespace std;
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////////////////////////////////////////////////////////////////////////////////
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// declare global functions
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////////////////////////////////////////////////////////////////////////////////
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//______________________________________________________________________________
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void setBinomialErrors(TH1F* hEff,const TH1F* hFake, const TH1F* hAll);
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string getLegLabel(const string& jetalg);
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////////////////////////////////////////////////////////////////////////////////
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// main
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////////////////////////////////////////////////////////////////////////////////
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//______________________________________________________________________________
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int main(int argc,char**argv)
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{
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cmdline cl;
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cl.parse(argc,argv);
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vector<string> input = cl.get_vector<string>("input");
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string treename = cl.get_value<string> ("treename", "t");
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float drmax = cl.get_value<float> ("drmax", 0.5);
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int netbins = cl.get_value<int> ("netbins", 50);
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int netabins = cl.get_value<int> ("netabins", 25);
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int nphibins = cl.get_value<int> ("nphibins", 25);
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int nemfbins = cl.get_value<int> ("nemfbins", 15);
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float etmin = cl.get_value<float> ("etmin", 0.0);
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float etmax = cl.get_value<float> ("etmax", 200.0);
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float etamin = cl.get_value<float> ("etamin", -5.0);
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float etamax = cl.get_value<float> ("etamax", 5.0);
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float phimin = cl.get_value<float> ("phimin", -3.2);
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float phimax = cl.get_value<float> ("phimax", 3.2);
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float emfmin = cl.get_value<float> ("emfmin", 0.0);
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float emfmax = cl.get_value<float> ("emfmax", 1.0);
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short applyjes = cl.get_value<short> ("applyjes", 0);
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if (!cl.check()) return 0;
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cl.print();
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// jetalgs
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vector<string> jetalgs;
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for (vector<string>::const_iterator it=input.begin();it!=input.end();++it) {
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string jetalg = *it;
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string::size_type pos;
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while ((pos=jetalg.find('/'))!=string::npos) jetalg = jetalg.substr(pos+1);
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jetalg = jetalg.substr(0,jetalg.find(".root"));
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jetalgs.push_back(jetalg);
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}
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// loop over all input samples
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vector<TH1F*> etHistos;
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vector<TH1F*> etaHistos;
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vector<TH1F*> phiHistos;
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vector<TH1F*> emfHistos;
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for (unsigned int i=0;i<input.size();++i) {
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TFile* f = new TFile(input[i].c_str(),"READ");
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TTree* t = (TTree*)f->Get(treename.c_str());
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cout<<jetalgs[i]<<" sample has "<<t->GetEntries()<<" entries."<<endl;
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string nameEtAll = "EtAll_" +jetalgs[i];
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string nameEtFake = "EtFake_"+jetalgs[i];
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string nameEtEff = "EtEff_" +jetalgs[i];
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TH1F* hEtAll = new TH1F(nameEtAll.c_str(),nameEtAll.c_str(),
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netbins,etmin,etmax);
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TH1F* hEtFake = new TH1F(nameEtFake.c_str(),nameEtFake.c_str(),
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netbins,etmin,etmax);
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TH1F* hEtEff = new TH1F(nameEtEff.c_str(),nameEtEff.c_str(),
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netbins,etmin,etmax);
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hEtAll->Sumw2();
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hEtFake->Sumw2();
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hEtEff->Sumw2();
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string nameEtaAll = "EtaAll_"+jetalgs[i];
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string nameEtaFake = "EtaFake_"+jetalgs[i];
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string nameEtaEff = "EtaEff_"+jetalgs[i];
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TH1F* hEtaAll = new TH1F(nameEtaAll.c_str(),nameEtaAll.c_str(),
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netabins,etamin,etamax);
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TH1F* hEtaFake = new TH1F(nameEtaFake.c_str(),nameEtaFake.c_str(),
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netabins,etamin,etamax);
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TH1F* hEtaEff = new TH1F(nameEtaEff.c_str(),nameEtaEff.c_str(),
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netabins,etamin,etamax);
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hEtaAll->Sumw2();
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hEtaFake->Sumw2();
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hEtaEff->Sumw2();
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string namePhiAll = "PhiAll_"+jetalgs[i];
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string namePhiFake = "PhiFake_"+jetalgs[i];
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string namePhiEff = "PhiEff_"+jetalgs[i];
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TH1F* hPhiAll = new TH1F(namePhiAll.c_str(),namePhiAll.c_str(),
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nphibins,phimin,phimax);
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TH1F* hPhiFake = new TH1F(namePhiFake.c_str(),namePhiFake.c_str(),
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nphibins,phimin,phimax);
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TH1F* hPhiEff = new TH1F(namePhiEff.c_str(),namePhiEff.c_str(),
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nphibins,phimin,phimax);
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hPhiAll->Sumw2();
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hPhiFake->Sumw2();
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hPhiEff->Sumw2();
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string nameEmfAll = "EmfAll_"+jetalgs[i];
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string nameEmfFake = "EmfFake_"+jetalgs[i];
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string nameEmfEff = "EmfEff_"+jetalgs[i];
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TH1F* hEmfAll = new TH1F(nameEmfAll.c_str(),nameEmfAll.c_str(),
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nemfbins,emfmin,emfmax);
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TH1F* hEmfFake = new TH1F(nameEmfFake.c_str(),nameEmfFake.c_str(),
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nemfbins,emfmin,emfmax);
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TH1F* hEmfEff = new TH1F(nameEmfEff.c_str(),nameEmfEff.c_str(),
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nemfbins,emfmin,emfmax);
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hEmfAll->Sumw2();
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hEmfFake->Sumw2();
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hEmfEff->Sumw2();
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float weight; t->SetBranchAddress("weight",&weight);
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char njt; t->SetBranchAddress("njt", &njt);
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float jtet[100]; t->SetBranchAddress("jtet", jtet);
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float jteta[100]; t->SetBranchAddress("jteta", jteta);
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float jtphi[100]; t->SetBranchAddress("jtphi", jtphi);
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float jtemf[100]; t->SetBranchAddress("jtemf", jtemf);
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float jtgendr[100]; t->SetBranchAddress("jtgendr",jtgendr);
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float jtjes[100][3];
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if (applyjes>0&&t->FindBranch("jtjes")) t->SetBranchAddress("jtjes",jtjes);
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int nevts=t->GetEntries();
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for (int ievt=0;ievt<nevts;ievt++) {
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t->GetEntry(ievt);
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for (int ijt=0;ijt<njt;ijt++) {
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float dr = jtgendr[ijt];
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float et = (applyjes==0) ? jtet[ijt]:jtet[ijt]*jtjes[ijt][applyjes-1];
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float eta = jteta[ijt];
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float phi = jtphi[ijt];
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float emf = jtemf[ijt]; if (TMath::IsNaN(emf)) emf = 0.0;
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if (et <etmin ||et >etmax) continue;
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if (eta<etamin||eta>etamax) continue;
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if (phi<phimin||phi>phimax) continue;
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if (emf<emfmin||emf>emfmax) continue;
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hEtAll ->Fill(et, weight);
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hEtaAll->Fill(eta,weight);
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hPhiAll->Fill(phi,weight);
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hEmfAll->Fill(emf,weight);
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if (dr<0.0||dr>drmax) {
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hEtFake ->Fill(et, weight);
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hEtaFake->Fill(eta,weight);
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hPhiFake->Fill(phi,weight);
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hEmfFake->Fill(emf,weight);
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}
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}
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}
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hEtEff->Divide(hEtFake,hEtAll,1.0,1.0,"B");
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setBinomialErrors(hEtEff,hEtFake,hEtAll);
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etHistos.push_back(hEtEff);
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hEtaEff->Divide(hEtaFake,hEtaAll,1.0,1.0,"B");
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setBinomialErrors(hEtaEff,hEtaFake,hEtaAll);
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etaHistos.push_back(hEtaEff);
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hPhiEff->Divide(hPhiFake,hPhiAll,1.0,1.0,"B");
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setBinomialErrors(hPhiEff,hPhiFake,hPhiAll);
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phiHistos.push_back(hPhiEff);
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hEmfEff->Divide(hEmfFake,hEmfAll,1.0,1.0,"B");
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setBinomialErrors(hEmfEff,hEmfFake,hEmfAll);
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emfHistos.push_back(hEmfEff);
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}
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// make plots
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argc=1;
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TRint* app = new TRint(argv[0],&argc,argv);
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gStyle->SetOptStat(0);
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Color_t color;
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// emf canvas
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TCanvas* cEmfEff = new TCanvas("FakeVsEmf", "FakeVsEmf",10,420,400,400);
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TLegend* lEmfEff = new TLegend(0.65,0.85-emfHistos.size()*0.05,0.86,0.85);
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cEmfEff->cd();
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lEmfEff->SetFillColor(10);
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color = kBlack;
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for (unsigned int i=0;i<emfHistos.size();i++) {
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TH1F* h = emfHistos[i];
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lEmfEff->AddEntry(h,getLegLabel(jetalgs[i]).c_str(),"lp");
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h->SetLineWidth(1);
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h->SetMarkerColor(color);
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h->SetLineColor(color++);
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h->SetMarkerStyle(kFullCircle);
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h->SetMarkerSize(0.5);
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if (i==0) {
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h->SetTitle("#epsilon_{FAKE} vs emf");
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h->SetXTitle("emf");
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h->SetYTitle("#epsilon_{FAKE}");
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h->Draw("E");
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h->SetMinimum(0.0);
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h->SetMaximum(1.05);
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}
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else h->Draw("ESAME");
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}
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lEmfEff->Draw();
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// phi canvas
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TCanvas* cPhiEff = new TCanvas("FakeVsPhi", "FakeVsPhi",830,10,400,400);
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TLegend* lPhiEff = new TLegend(0.65,0.85-phiHistos.size()*0.05,0.86,0.85);
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cPhiEff->cd();
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lPhiEff->SetFillColor(10);
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color = kBlack;
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for (unsigned int i=0;i<phiHistos.size();i++) {
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TH1F* h = phiHistos[i];
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lPhiEff->AddEntry(h,getLegLabel(jetalgs[i]).c_str(),"lp");
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h->SetLineWidth(1);
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h->SetMarkerColor(color);
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h->SetLineColor(color++);
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h->SetMarkerStyle(kFullCircle);
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h->SetMarkerSize(0.5);
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if (i==0) {
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h->SetTitle("#epsilon_{FAKE} vs #phi");
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h->SetXTitle("#phi");
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h->SetYTitle("#epsilon_{FAKE}");
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h->Draw("E");
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h->SetMinimum(0.0);
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h->SetMaximum(1.05);
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}
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else h->Draw("ESAME");
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}
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lPhiEff->Draw();
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// eta canvas
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TCanvas* cEtaEff = new TCanvas("FakeVsEta", "FakeVsEta",420,10,400,400);
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TLegend* lEtaEff = new TLegend(0.65,0.85-etaHistos.size()*0.05,0.86,0.85);
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cEtaEff->cd();
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lEtaEff->SetFillColor(10);
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color = kBlack;
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for (unsigned int i=0;i<etaHistos.size();i++) {
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TH1F* h = etaHistos[i];
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lEtaEff->AddEntry(h,getLegLabel(jetalgs[i]).c_str(),"lp");
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h->SetLineWidth(1);
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h->SetMarkerColor(color);
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h->SetLineColor(color++);
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h->SetMarkerStyle(kFullCircle);
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h->SetMarkerSize(0.5);
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if (i==0) {
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h->SetTitle("#epsilon_{FAKE} vs #eta");
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h->SetXTitle("#eta");
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h->SetYTitle("#epsilon_{FAKE}");
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h->Draw("E");
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h->SetMinimum(0.0);
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h->SetMaximum(1.05);
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}
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else h->Draw("ESAME");
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}
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lEtaEff->Draw();
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// et canvas
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TCanvas* cEtEff = new TCanvas("FakeVsEt", "FakeVsEt",10,10,400,400);
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TLegend* lEtEff = new TLegend(0.65,0.85-etHistos.size()*0.05,0.86,0.85);
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cEtEff->cd();
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lEtEff->SetFillColor(10);
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color = kBlack;
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for (unsigned int i=0;i<etHistos.size();i++) {
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TH1F* h = etHistos[i];
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lEtEff->AddEntry(h,getLegLabel(jetalgs[i]).c_str(),"lp");
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h->SetLineWidth(1);
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h->SetMarkerColor(color);
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h->SetLineColor(color++);
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h->SetMarkerStyle(kFullCircle);
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h->SetMarkerSize(0.5);
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if (i==0) {
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h->SetTitle("#epsilon_{FAKE} vs E_{T}");
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h->SetXTitle("E_{T} [GeV]");
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h->SetYTitle("#epsilon_{FAKE}");
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h->Draw("E");
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h->SetMinimum(0.0);
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h->SetMaximum(1.05);
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}
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else h->Draw("ESAME");
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}
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lEtEff->Draw();
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app->Run();
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return 0;
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}
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////////////////////////////////////////////////////////////////////////////////
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// implementation of global function
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////////////////////////////////////////////////////////////////////////////////
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//______________________________________________________________________________
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void setBinomialErrors(TH1F* hEff,const TH1F* hFake, const TH1F* hAll)
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{
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for (int i=1;i<hEff->GetNbinsX();i++) {
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float nfake = hFake->GetBinContent(i);
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float nall = hAll ->GetBinContent(i);
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float eeff = (nall>0.0) ? std::sqrt(nfake/(nall*nall)*(1-nfake/nall)):0.0;
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hEff->SetBinError(i,eeff);
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}
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}
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//______________________________________________________________________________
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string getLegLabel(const string& jetalg)
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{
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string result;
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string tmp(jetalg);
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if (tmp.find("kt")==0) {
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result = "fast k_{T}, D=";
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tmp=tmp.substr(2);
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}
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else if (tmp.find("sc")==0) {
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result = "SISCone, R=";
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tmp = tmp.substr(2);
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}
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else if (tmp.find("ic")==0) {
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result = "Iterative Cone, R=";
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tmp = tmp.substr(2);
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}
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else if (tmp.find("mc")==0) {
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result = "Midpoint, R=";
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tmp = tmp.substr(2);
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}
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else return result;
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stringstream ssparam;
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ssparam<<tmp;
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float param;
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ssparam>>param;
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param = 0.1*param;
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stringstream ssparam2;
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ssparam2<<param;
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result += ssparam2.str();
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return result;
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}
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