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fitResolandScale.C
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fitResolandScale.C
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// yeonju
// pt fine bin
#include "../HiForestAnalysis/hiForest.h"
#include "../gammaJetAnalysis/CutAndBinCollection2012.h"
#include <TStyle.h>
#include <TH1D.h>
#include <TTree.h>
#include <TBranch.h>
#include <TFile.h>
#include <iostream>
#include <TCanvas.h>
#include <TF1.h>
#include <TGraphAsymmErrors.h>
#include <TLegend.h>
#include <TCut.h>
double myFunc(double *x, double *par){
return par[0]+ par[1]/sqrt(x[0]) + par[2]/x[0];
}
double myFunc2(double *x, double *par){
return sqrt(0.0567511*0.0567511+ 0.808756*0.808756/x[0] + par[0]*par[0]/(x[0]*x[0]));
}
double myFunc3(double *x, double *par){
return sqrt(par[0]*par[0]+ par[1]*par[1]/x[0] + par[2]*par[2]/(x[0]*x[0]));
}
void fitResolandScale(int collision = 2, int flvOpt = 0, int genOpt = 0){
/* const int kHIcentral = 0; // 0-30%
const int kHIperipheral = 1;//30-100%
const int kPP = 2;
const int kPA = 3;
const int kHI010 = 4; //0-10%
const int kHI1030 = 5; //10-30%
const int kHI3050 = 6;//30-50%
const int kHI50100 = 7;//50-100%
*/
// const int collision = 3;
TLegend *l1 = new TLegend(0.4365615,0.6445304,0.9577623,0.846736,NULL,"brNDC");
TCut centCut = "";
if ( (collision ==0) ) {
centCut = "cBin > 0 && cBin< 12";
easyLeg(l1,"Pb+Pb 0-30%");
}
else if ( (collision ==1) ){ // if it's pp
centCut = "cBin >=12";
easyLeg(l1,"Pb+Pb 30-100%");
}
else if (collision == 2 || collision == 3){ // pPb
centCut = "";
if (collision == 2) easyLeg(l1,"p+p");
else easyLeg(l1, "p+Pb");
}
else if ( (collision ==4) ){ //HI
centCut = "cBin > 0 && cBin < 4";
easyLeg(l1,"Pb+Pb 0-10%");
} else if ( (collision ==5) ){ //HI
centCut = "cBin >= 4 && cBin < 12";
easyLeg(l1,"Pb+Pb 10-30%");
} else if ( (collision ==6) ){ //HI
centCut = "cBin >= 12 && cBin < 20";
easyLeg(l1,"Pb+Pb 30-50%");
} else if ( (collision ==7) ){ //HI
centCut = "cBin >= 20";
easyLeg(l1,"Pb+Pb 50-100%");
}
//
TH1::SetDefaultSumw2();
// gStyle->SetOptFit(0);
gStyle -> SetOptStat(0);
// gStyle -> SetTitleYOffset(2.35);
gStyle -> SetTitleYSize(0.04);
TCut partonCut = "";
if (flvOpt ==0 ) partonCut = "";
else if (flvOpt == 1 ) partonCut = "refPartonFlv == 21";
else if (flvOpt == 2 ) partonCut = "abs(refPartonFlv) < 21";
else partonCut = "refPartonFlv < -200";
const int nPtBin = 12;
//const int nPtBin = 17;
//double ptBin[nPtBin+1] = {30.0, 40.0, 50.0, 80.0, 9999.0};
//double AvePtBin[nPtBin+1] = { 35.0, 45.0, 65.0, 100.0};
double ptBin[nPtBin+1];
double AvePtBin[nPtBin];
ptBin[0] = 30.0;
ptBin[1] = 40.0;
ptBin[2] = 50.0;
ptBin[3] = 60.0;
ptBin[4] = 70.0;
ptBin[5] = 80.0;
ptBin[6] = 90.0;
ptBin[7] = 100.0;
ptBin[8] = 120.0;
ptBin[9] = 140.0;
ptBin[10] = 160.0;
ptBin[11] = 180.0;
ptBin[12] = 200.0;
/*
for(int i=0;i<=nPtBin;i++){
ptBin[i] = 30.0+i*10.0;
}
*/
for(int i=0;i<nPtBin;i++){
AvePtBin[i] = (ptBin[i+1]+ptBin[i])/2.0;
}
// const int nCentBinPa = 3;
// double centBinPa[nCentBinPa+1] = {0,20,30,100};
//
// fake rate
//
int nJetmax = 100;
float refPt[nJetmax], pt[nJetmax], eta[nJetmax], dphi[nJetmax];
int nJet, cBin, refPartonFlv[nJetmax];
EvtSel evtImb;
TBranch *b_evt;
multiTreeUtil* yJet = new multiTreeUtil();
//:PbPb
if(collision ==1 || collision == 0 || collision == 4 || collision == 5 || collision == 6|| collision == 7){
yJet -> addFile("/home/jazzitup/forestFiles/yskimmedFiles/yskim_qcdAllPhoton30to50_genPhotonPtCut40_allCent.root", "yJet", "",32796./32796);
yJet -> addFile("/home/jazzitup/forestFiles/yskimmedFiles/yskim_qcdAllPhoton50to80_genPhotonPtCut40_allCent.root", "yJet", "",21470./53876);
yJet -> addFile("/home/jazzitup/forestFiles/yskimmedFiles/yskim_qcdAllPhoton80to9999_genPhotonPtCut40_allCent.root", "yJet", "",6462./58781);
} else if (collision ==3){
// pA
yJet->addFile("/home/jazzitup/forestFiles/yskimmedFiles/yskim_PA2013_pyquen_allQCDPhoton30to50_forestv85.root", "yJet","", 56669./50385);
yJet->addFile("/home/jazzitup/forestFiles/yskimmedFiles/yskim_PA2013_pyquen_allQCDPhoton50to80_forestv85.root", "yJet","", 41906./114136);
yJet->addFile("/home/jazzitup/forestFiles/yskimmedFiles/yskim_PA2013_pyquen_allQCDPhoton80to120_forestv85.root", "yJet","",12044./103562);
yJet->addFile("/home/jazzitup/forestFiles/yskimmedFiles/yskim_PA2013_pyquen_allQCDPhoton120to9999_forestv85.root", "yJet","", 4481./151511);
} else if (collision ==2){
//pp
yJet->addFile("/home/jazzitup/forestFiles/yskimmedFiles/yskim_merged_allQCDPhoton30to50_genPhotonPtCut30_CMSSW538HIp2.root", "yJet", "",29329. / 29329.);
yJet->addFile("/home/jazzitup/forestFiles/yskimmedFiles/yskim_merged_allQCDPhoton50to80_genPhotonPtCut30_CMSSW538HIp2.root", "yJet", "",8098. / 87988.);
yJet->addFile("/home/jazzitup/forestFiles/yskimmedFiles/yskim_merged_allQCDPhoton80to120_genPhotonPtCut30_CMSSW538HIp2.root", "yJet", "",1680. / 96756.);
yJet->addFile("/home/jazzitup/forestFiles/yskimmedFiles/yskim_merged_allQCDPhoton120to9999_genPhotonPtCut30_CMSSW538HIp2.root", "yJet", "", 438. / 90972.);
}
yJet -> AddFriend("tgj");
yJet->AddFriend("yPhotonTree");
TCanvas* c4 = new TCanvas("c4","",400,800);
c4->Divide(1,2);
c4->cd(1);
TH1D* hpt1 = new TH1D("hpt1",";p_{T}^{RECO};Entries",20,0,200);
TH1D* hpt0 = (TH1D*)hpt1->Clone("hpt2");
TH1D* hpt2 = (TH1D*)hpt1->Clone("hpt2");
TH1D* hpt3 = (TH1D*)hpt1->Clone("hpt3");
yJet -> Draw2(hpt0, "refPt", Form(" photonEt>40 && genPhotonEt> 30 && abs(genMomId)<=22 && (abs(eta) < 1.6) && (dphi > 7*3.141592/8.0) "),"");
yJet -> Draw2(hpt1, "refPt", Form(" photonEt>40 && genPhotonEt> 30 && abs(genMomId)<=22 && (abs(eta) < 1.6) && (dphi > 7*3.141592/8.0) && refPartonFlv == 21"),"");
yJet -> Draw2(hpt2, "refPt", Form(" photonEt>40 && genPhotonEt> 30 && abs(genMomId)<=22 && (abs(eta) < 1.6) && (dphi > 7*3.141592/8.0) && abs(refPartonFlv)<21 "),"");
yJet -> Draw2(hpt3, "refPt", Form(" photonEt>40 && genPhotonEt> 30 && abs(genMomId)<=22 && (abs(eta) < 1.6) && (dphi > 7*3.141592/8.0) && refPartonFlv < -200"),"");
handsomeTH1(hpt0,1);
handsomeTH1(hpt1,1);
handsomeTH1(hpt2,2);
handsomeTH1(hpt3,4);
hpt0->GetYaxis()->SetTitleOffset(1.8);
hpt0->DrawCopy("hist");
hpt1->DrawCopy("same");
hpt2->DrawCopy("same");
hpt3->DrawCopy("same");
jumSun(30,0,30,7400,2);
c4->cd(2);
hpt1->Divide(hpt0);
hpt2->Divide(hpt0);
hpt3->Divide(hpt0);
hpt1->SetAxisRange(0,1,"Y");
hpt1->SetYTitle("Ratio");
hpt1->DrawCopy();
hpt2->DrawCopy("same");
hpt3->DrawCopy("same");
jumSun(30,0,30,1,2);
// return;
// pt spectrum
// TCanvas* c1= new TCanvas("c1", "", 500,500);
// TH1D* hptHat = new TH1D("hptHat",";pt hat;Entries",200,0,200);
// yJet->Draw3( hptHat, "yPhotonTree.ptHat"," photonEt>40 && genPhotonEt> 30 && abs(genMomId)<=22","");
//yJet->Draw3( hptHat, "yPhotonTree.pt","","");
// return;
// Energy Scale
TCanvas* c2 = new TCanvas("c2", "pt/refPt distribution", 1200, 900);
TCanvas* ccc = new TCanvas("ccc", "pt/refpt 30-40GeV", 400, 400);
makeMultiPanelCanvas(c2,5,4,0.0,0.0,0.2,0.15,0.02);
TH1D* Escale[nCentBinPa+5][nPtBin];
double mean[nCentBinPa+5][nPtBin], var[nCentBinPa+5][nPtBin], resol[nCentBinPa+5][nPtBin], resolVar[nCentBinPa+5][nPtBin];
int icent =1;
// for(int icent=1; icent <= nCentBinPa ; icent++){
for(int i=0; i < nPtBin ; i++){
// c2 -> cd((icent-1)*4+i+1);
c2 -> cd(i+1);
Escale[icent][i] = new TH1D(Form("Escale%d_%d",icent, i) , " ; p_{T}^{RECO}/p_{T}^{GEN}", 50, 0, 2);
if ( genOpt == 0 ) {
yJet -> Draw2(Escale[icent][i], "pt/refPt", centCut && partonCut && Form(" (abs(eta) < 1.6) && (dphi > 7*3.141592/8.0) && (refPt >= %d && refPt < %d)", (int)ptBin[i], (int)ptBin[i+1]),"");
}
else if (genOpt == 1) {
yJet -> Draw2(Escale[icent][i], "pt/refPt", centCut && partonCut && Form(" (abs(eta) < 1.6) && (dphi > 7*3.141592/8.0) && (pt >= %d && pt < %d) ", (int)ptBin[i], (int)ptBin[i+1]),"");
}
// Escale[icent][i] -> Draw();
TF1* ff = cleverGaus(Escale[icent][i]);
gPad->SetLogy();
mean[icent][i] = ff->GetParameter(1);
var[icent][i] = ff->GetParError(1);
resol[icent][i] = ff->GetParameter(2);
resolVar[icent][i] = ff->GetParError(2);
float dx1;
// ((icent==1)||(icent==4))? dx1=0.15 : dx1=0 ;
dx1=0;
// if ( icent == nCentBinPa )
// drawText(Form("E_{T}^{HF|#eta|>4} > %dGeV, ", (int)centBinPa[icent-1]), 0.12+dx1,0.929118,1,15);//yeonju 130805
//else
// drawText(Form("%dGeV < E_{T}^{HF|#eta|>4} < %dGeV, ", (int)centBinPa[icent-1], (int)centBinPa[icent]), 0.12+dx1,0.929118,1,15);
if ( i+1 == nPtBin )
drawText(Form("p_{T}^{GEN Jet} > %dGeV, ", (int)ptBin[i]), 0.17+dx1,0.84,1,15);//yeonju 130823
else
drawText(Form("%dGeV < p_{T}^{GEN Jet} < %dGeV, ", (int)ptBin[i], (int)ptBin[i+1]), 0.17+dx1,0.84,1,12);//yeonju 130823
// TLegend *l1 = new TLegend(0.6365615,0.6445304,0.9577623,0.846736,NULL,"brNDC");
// easyLeg(l1,"p+Pb 5.02TeV");
// l1->AddEntry(hxjgNorm[kPADATA][icent + kPADATA*50][j],"pPb ","p");
// if ( icent==1 && j==1) l1->Draw();
}
// }
c2 -> Update();
ccc -> Divide(2,1);
ccc -> cd(1);
Escale[1][0]->Draw();
ccc -> cd(2);
Escale[1][1]->Draw();
//
// Energy Scale
//
TCanvas *c3 = new TCanvas("c3", "Energy Scale vs. jet pt",147,37,930,465);
c3->Divide(2,1);
c3->cd(1);
double bin[nPtBin+1];
for(int ibin=0; ibin<nPtBin+1; ibin++){
bin[ibin]=ptBin[ibin];
}
TH1D* hscale = new TH1D("hscale", ";JetP_{T}^{GEN} (GeV); Energy Scale ", nPtBin, bin);
l1 -> Draw();
handsomeTH1(hscale,1);
hscale -> SetAxisRange(0.9, 1.15, "Y");
hscale -> Draw();
jumSun(30,1,200,1);
TLegend *l3=new TLegend(0,0,0.4490239,0.08695652,NULL,"brNDC");
l3->SetTextFont(42);
l3->SetTextSize(0.04);
l3->SetFillColor(0);
l3->SetLineColor(0);
for(int i=0; i < nPtBin ; i++){
hscale -> SetBinContent(i+1, mean[icent][i]);
hscale -> SetBinError(i+1, var[icent][i]);
hscale -> SetMarkerStyle(20);
hscale -> SetMarkerSize(1);
hscale -> Draw("same p");
}
TF1 *fs = new TF1("fs", myFunc, 30, 200, 3);
fs -> SetParameters(0.9,0.8,0.001);
fs -> SetParNames("scale_C", "scale_S", "scale_N");
double params[3];
hscale -> Fit("fs", "RLL");
fs->GetParameters(params);
cout << " scale C : " << params[0] << ", S : " << params[1] << ", N : : " << params[2] << endl;
// cout << " N : " << param[0] << endl;
fs->Draw("same");
//
// Energy Resolution
//
c3->cd(2);
TH1D* hresol = new TH1D("hresol", ";JetP_{T} (GeV); Energy Resolution ", nPtBin, bin);
handsomeTH1(hresol,1);
hresol -> SetAxisRange(0.0, 0.3, "Y");
hresol->GetYaxis()->CenterTitle();
hresol -> Draw();
jumSun(30,0.0,30,0.3,2);
TLegend *l_resol=new TLegend(0.40,0.20,0.85,0.42);
l_resol->SetTextFont(42);
l_resol->SetTextSize(0.04);
l_resol->SetFillColor(0);
l_resol->SetLineColor(0);
for(int i=0; i < nPtBin ; i++){
hresol -> SetBinContent(i+1, resol[icent][i]);
hresol -> SetBinError(i+1, resolVar[icent][i]);
hresol -> SetMarkerStyle(20);
hresol -> SetMarkerSize(1);
hresol -> Draw("same p");
}
TF1 *f;
// if(collision==2){
f = new TF1("f", myFunc3, 30, 200, 3);
f -> SetParameters(0.03, 0.8, 0.01);
f -> SetParNames("C", "S", "N");
// } else {
// f = new TF1("f", myFunc3, 30, 200, 3);
// f -> SetParameters(0.041, 0.956,0.001);
// f -> SetParNames("N");
// }
double param[3];
hresol -> Fit("f", "RLL");
f->GetParameters(param);
// cout << " resol_N : " << param[0]<< endl;
// if(collision==2) cout << " resol C : " << param[0] << ", S : " << param[1] << ", N : : " << param[2] << endl;
cout << " resol C : " << param[0] << ", S : " << param[1] << ", N : : " << param[2] << endl;
// else cout << " N : " << param[0] << endl;
f->Draw("same");
l1 -> Draw();
// l_resol->Draw();
//flvOpt = 0, int genOpt
// c1 -> SaveAs(".gif");
//c2 -> SaveAs(Form("./graph/CSnotFix_scale_distribution_collision%d.pdf",collision));
//c3 -> SaveAs(Form("./graph/CSnotFix_scale_resolution_fit_collision%d.pdf",collision));
// c_fake -> SaveAs(".gif");
}