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Copy pathCorrectionFactorsMain.cc
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CorrectionFactorsMain.cc
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#include "EfficiencyCorrection.h"
#include "TFile.h"
#include "TChain.h"
#include "TString.h"
#include "TGraph.h"
#include "TGraphAsymmErrors.h"
#include <cmath>
void CalculatedWeightedEfficiencies(TGraphAsymmErrors* gr, double etaLow, double etaUpp, EfficiencyCorrection* ef1, EfficiencyCorrection* ef2, int ipt, int ieta, int icent, std::string charge){
double weight_pp = 82.0/208.0;
double weight_pn = (208.0-82.0)/208.0;
double x = (etaLow+etaUpp)/2.0;
double ex = fabs(etaLow-etaUpp)/2.0;
double eff = weight_pp*ef1->GetEfficiency(ipt,ieta,icent,charge) + weight_pn*ef2->GetEfficiency(ipt,ieta,icent,charge);
double eff_errLow = weight_pp*ef1->GetEfficiencyErrorLow(ipt,ieta,icent,charge) + weight_pn*ef2->GetEfficiencyErrorLow(ipt,ieta,icent,charge);
double eff_errUp = weight_pp*ef1->GetEfficiencyErrorUp(ipt,ieta,icent,charge) + weight_pn*ef2->GetEfficiencyErrorUp(ipt,ieta,icent,charge);
gr->SetPoint(ieta,x,eff);
gr->SetPointError(ieta,ex,ex,eff_errLow,eff_errUp);
}
void CalculateEfficiencies(TString sFileName, TFile* _fOut, EfficiencyCorrection* ef, double ptLow, double ptUpp, double etaLow, double etaUpp, double centLow, double centUpp,bool doFcalReWtd=false){
TChain* _tGen = new TChain("treeGen","treeGen");
_tGen->Add(sFileName);
TChain* _tRec = new TChain("treeW","treeW");
_tRec->Add(sFileName);
std::cout << "Number of entries in generator tree: " << _tGen->GetEntries() << std::endl;
std::cout << "Number of entries in reconstructed tree: " << _tRec->GetEntries() << std::endl;
float recPt, recEta, recCentrality, recMET, recMt, recCharge,recPtcone30;
int recPDG, recMother, recMatched;
float genPt, genEta, genCentrality, genNeutrinoPt, genMt, genCharge;
float fcalGen,fcalRec;
int genPDG, genNeutrinoPDG, genMother;
bool isGenPeriodA, isGenPeriodB;
bool isRecPeriodA, isRecPeriodB;
bool isZCandidate, EF_mu8_matched;
_tRec->SetBranchAddress("pt",&recPt);
_tRec->SetBranchAddress("eta",&recEta);
_tRec->SetBranchAddress("centrality",&recCentrality);
_tRec->SetBranchAddress("met",&recMET);
_tRec->SetBranchAddress("mt",&recMt);
_tRec->SetBranchAddress("charge",&recCharge);
_tRec->SetBranchAddress("rec_truth_pdg",&recPDG);
_tRec->SetBranchAddress("rec_truth_mother_pdg",&recMother);
_tRec->SetBranchAddress("ptcone30",&recPtcone30);
_tRec->SetBranchAddress("rec_truth_matched",&recMatched);
_tRec->SetBranchAddress("rec_truth_mother_pdg",&recMother);
_tRec->SetBranchAddress("rec_truth_pdg",&recPDG);
_tRec->SetBranchAddress("isPeriodA",&isRecPeriodA);
_tRec->SetBranchAddress("isPeriodB",&isRecPeriodB);
_tRec->SetBranchAddress("isZCandidateType1",&isZCandidate);
_tRec->SetBranchAddress("EF_mu8_matched",&EF_mu8_matched);
_tRec->SetBranchAddress("fcal",&fcalRec);
_tGen->SetBranchAddress("muon_gen_pt",&genPt);
_tGen->SetBranchAddress("muon_gen_eta",&genEta);
_tGen->SetBranchAddress("centrality",&genCentrality);
_tGen->SetBranchAddress("neutrino_gen_pt",&genNeutrinoPt);
_tGen->SetBranchAddress("mt_gen_neutrino_muon",&genMt);
_tGen->SetBranchAddress("muon_gen_charge",&genCharge);
_tGen->SetBranchAddress("muon_pdg",&genPDG);
_tGen->SetBranchAddress("neutrino_pdg",&genNeutrinoPDG);
_tGen->SetBranchAddress("muon_mother",&genMother);
_tGen->SetBranchAddress("isPeriodA",&isGenPeriodA);
_tGen->SetBranchAddress("isPeriodB",&isGenPeriodB);
_tGen->SetBranchAddress("fcal",&fcalGen);
float metCut = 25.0;
float mtCut = 40.0;
// generator loop
for(int igen=0; igen<_tGen->GetEntries(); ++igen){
_tGen->GetEntry(igen);
if( genPt > ptLow &&
genPt < ptUpp &&
genEta>etaLow &&
genEta<etaUpp &&
genCentrality>centLow &&
genCentrality<centUpp &&
genNeutrinoPt > metCut &&
genMt > mtCut &&
//safety
fabs(genPDG) == 13 &&
fabs(genMother) == 24
){
if(doFcalReWtd) ef->fillHistos(genPt,genEta,genCentrality,genCharge,"tot",fcalGen);
else ef->fillHistos(genPt,genEta,genCentrality,genCharge,"tot");
}
}//igen
// reco loop
float isoCut = 0.2;
for(int irec=0; irec<_tRec->GetEntries(); ++irec){
_tRec->GetEntry(irec);
float isoRatio = recPtcone30/recPt;
if( recPt > ptLow &&
recPt < ptUpp &&
recEta>etaLow &&
recEta<etaUpp &&
recCentrality>centLow &&
recCentrality<centUpp &&
isoRatio <= isoCut &&
recMET > metCut &&
recMt > mtCut &&
recMatched==1 &&
//safety
fabs(recPDG) == 13 &&
fabs(recMother) == 24
&&isZCandidate == 0
&&EF_mu8_matched == 1
){
if(doFcalReWtd) ef->fillHistos(recPt,recEta,recCentrality,recCharge,"pass",fcalRec);
else ef->fillHistos(recPt,recEta,recCentrality,recCharge,"pass");
}
}//irec
ef->CalculateEfficiency();
ef->getEtaCentDep();
ef->writeHistos(_fOut);
}
int main(){
// Turn on to reweight Cw by fcal
bool doFCalReWtd=false;
TString sFileName = "/usatlas/u/tbales/scratch/data_files/Data2013Hip/";
TFile* _fOut = new TFile("efficiencies.root","recreate");
std::vector<double> vPt;
vPt.push_back(25.0);
vPt.push_back(400.0);
const int ptBins = vPt.size()-1;
std::vector<double> vEta;
vEta.push_back(-2.5);
vEta.push_back(-2.1);
vEta.push_back(-1.55);
vEta.push_back(-1.05);
vEta.push_back(-0.6);
vEta.push_back(-0.1);
vEta.push_back(0.1);
vEta.push_back(0.6);
vEta.push_back(1.05);
vEta.push_back(1.55);
vEta.push_back(2.1);
vEta.push_back(+2.5);
const int etaBins = vEta.size()-1;
std::vector<double> vCent;
vCent.push_back(0.00);
vCent.push_back(0.05);
vCent.push_back(0.10);
vCent.push_back(0.20);
vCent.push_back(0.30); // added to match Z
vCent.push_back(0.40);
vCent.push_back(0.60); // added to match Z
vCent.push_back(0.90);
const int centBins = vCent.size()-1;
//mu- PeriodA
EfficiencyCorrection* ef_neg_pp_A = new EfficiencyCorrection(vPt,vEta,vCent,"pp","A","-");
CalculateEfficiencies(sFileName+"ntupleWminmunu_pp.A.PowhegPythia8_AU2CT10.09.24.2014.root",
_fOut,ef_neg_pp_A,vPt[0],vPt[vPt.size()-1],vEta[0],vEta[vEta.size()-1],vCent[0],vCent[vCent.size()-1],doFCalReWtd);
EfficiencyCorrection* ef_neg_np_A = new EfficiencyCorrection(vPt,vEta,vCent,"np","A","-");
CalculateEfficiencies(sFileName+"ntupleWminmunu_pn.A.PowhegPythia8_AU2CT10.09.24.2014.root",
_fOut,ef_neg_np_A,vPt[0],vPt[vPt.size()-1],vEta[0],vEta[vEta.size()-1],vCent[0],vCent[vCent.size()-1],doFCalReWtd);
// mu- PeriodB
EfficiencyCorrection* ef_neg_pp_B = new EfficiencyCorrection(vPt,vEta,vCent,"pp","B","-");
CalculateEfficiencies(sFileName+"ntupleWminmunu_pp.B.PowhegPythia8_AU2CT10.09.24.2014.root",
_fOut,ef_neg_pp_B,vPt[0],vPt[vPt.size()-1],vEta[0],vEta[vEta.size()-1],vCent[0],vCent[vCent.size()-1],doFCalReWtd);
EfficiencyCorrection* ef_neg_pn_B = new EfficiencyCorrection(vPt,vEta,vCent,"pn","B","-");
CalculateEfficiencies(sFileName+"ntupleWminmunu_pn.B.PowhegPythia8_AU2CT10.09.24.2014.root",
_fOut,ef_neg_pn_B,vPt[0],vPt[vPt.size()-1],vEta[0],vEta[vEta.size()-1],vCent[0],vCent[vCent.size()-1],doFCalReWtd);
//mu+ PeriodA
EfficiencyCorrection* ef_pos_pp_A = new EfficiencyCorrection(vPt,vEta,vCent,"pp","A","+");
CalculateEfficiencies(sFileName+"ntupleWplusmunu_pp.A.PowhegPythia8_AU2CT10.09.24.2014.root",
_fOut,ef_pos_pp_A,vPt[0],vPt[vPt.size()-1],vEta[0],vEta[vEta.size()-1],vCent[0],vCent[vCent.size()-1],doFCalReWtd);
EfficiencyCorrection* ef_pos_np_A = new EfficiencyCorrection(vPt,vEta,vCent,"np","A","+");
CalculateEfficiencies(sFileName+"ntupleWplusmunu_pn.A.PowhegPythia8_AU2CT10.09.24.2014.root",
_fOut,ef_pos_np_A,vPt[0],vPt[vPt.size()-1],vEta[0],vEta[vEta.size()-1],vCent[0],vCent[vCent.size()-1],doFCalReWtd);
// mu- PeriodB
EfficiencyCorrection* ef_pos_pp_B = new EfficiencyCorrection(vPt,vEta,vCent,"pp","B","+");
CalculateEfficiencies(sFileName+"ntupleWplusmunu_pp.B.PowhegPythia8_AU2CT10.09.24.2014.root",
_fOut,ef_pos_pp_B,vPt[0],vPt[vPt.size()-1],vEta[0],vEta[vEta.size()-1],vCent[0],vCent[vCent.size()-1],doFCalReWtd);
EfficiencyCorrection* ef_pos_pn_B = new EfficiencyCorrection(vPt,vEta,vCent,"pn","B","+");
CalculateEfficiencies(sFileName+"ntupleWplusmunu_pn.B.PowhegPythia8_AU2CT10.09.24.2014.root",
_fOut,ef_pos_pn_B,vPt[0],vPt[vPt.size()-1],vEta[0],vEta[vEta.size()-1],vCent[0],vCent[vCent.size()-1],doFCalReWtd);
for(int ipt=0; ipt<ptBins; ++ipt){
for(int icent=0; icent<centBins; ++icent){
TGraphAsymmErrors* gr_NegA = new TGraphAsymmErrors(etaBins);
TGraphAsymmErrors* gr_PosA = new TGraphAsymmErrors(etaBins);
TGraphAsymmErrors* gr_NegB = new TGraphAsymmErrors(etaBins);
TGraphAsymmErrors* gr_PosB = new TGraphAsymmErrors(etaBins);
for(int ieta=0; ieta<etaBins; ++ieta){
CalculatedWeightedEfficiencies(gr_NegA,vEta[ieta],vEta[ieta+1],ef_neg_pp_A,ef_neg_np_A,ipt,ieta,icent,"-");
CalculatedWeightedEfficiencies(gr_NegB,vEta[ieta],vEta[ieta+1],ef_neg_pp_B,ef_neg_pn_B,ipt,ieta,icent,"-");
CalculatedWeightedEfficiencies(gr_PosA,vEta[ieta],vEta[ieta+1],ef_pos_pp_A,ef_pos_np_A,ipt,ieta,icent,"+");
CalculatedWeightedEfficiencies(gr_PosB,vEta[ieta],vEta[ieta+1],ef_pos_pp_B,ef_pos_pn_B,ipt,ieta,icent,"+");
}//ieta
std::stringstream nameNegA, nameNegB,namePosA,namePosB;
nameNegA << "effNeg_A_wtd_pt" << ipt << "_cent" << icent;
nameNegB << "effNeg_B_wtd_pt" << ipt << "_cent" << icent;
gr_NegA->Write(nameNegA.str().c_str());
gr_NegB->Write(nameNegB.str().c_str());
namePosA << "effPos_A_wtd_pt" << ipt << "_cent" << icent;
namePosB << "effPos_B_wtd_pt" << ipt << "_cent" << icent;
gr_PosA->Write(namePosA.str().c_str());
gr_PosB->Write(namePosB.str().c_str());
delete gr_NegA;
delete gr_PosA;
delete gr_NegB;
delete gr_PosB;
}//icent
}//ipt
}