void Example2(){
gROOT->Reset();
gROOT->Clear();
gROOT->SetStyle("Plain");
gStyle->SetTextSize(0.01908148);
gStyle->SetTitleFontSize(0.07);
gStyle->SetOptTitle(1);
gStyle->SetOptStat(1110);
gStyle->SetOptFit(1111);
gStyle->SetTitleXOffset(1.1);
gStyle->SetTitleYOffset(1.55);
gStyle->SetPadTopMargin(0.15);
gStyle->SetPadBottomMargin(0.15);
gStyle->SetPadLeftMargin(0.15);
// select the one of the versus : Hf energy, Centrality, # Charged , # Tracks
int Vselect = 1;
// number of Trigger you will use ,
const int Ntr = 2;
//if you want to use more than two trigger please specify the Ntr2 for dividivg the canvas
const int Ntr2 = 1;
TFile* inf = new TFile("openhlt2.root");
string triggers[6] = {"L1Tech_BSC_minBias_threshold1.v0","L1Tech_BSC_minBias_threshold2.v0","L1_SingleJet30","L1_TripleJet30","L1_QuadJet15","L1_DoubleJet70"};
string vers[4] = {"hiHF","hiBin","Ncharged","hiNtracks"};
double bins [4] = {170,40,240,140};
double limits[4] = {170000,40,24000,1400};
TCanvas* c1 = new TCanvas("c1","c1",800,400);
c1->Divide(Ntr,Ntr2);
TNtuple* nt = (TNtuple*)inf->Get("HltTree");
TProfile* p1[Ntr];
for(unsigned int i =0; i<Ntr ; i++){
c1->cd(i+1);
p1[i] = new TProfile("p1",Form(";%s;%s",vers[Vselect].data(),triggers[i].data()),bins[1],0,limits[1]);
nt->SetAlias("trigger",triggers[i].data());
nt->SetAlias("versus",vers[Vselect].data());
nt->Draw("trigger:versus>>p1","","prof");
}
c1->Print(Form("%s_vsCent.gif",triggers[Vselect].data()));
}
void PFcorr(bool isMC=false) {
gStyle->SetOptStat(0);
gStyle->SetTitleOffset(1.8,"Y");
TString filename = "../test/pftuple";
if(isMC) filename += "MC";
filename += ".root";
TFile *f = new TFile(filename.Data());
TNtuple *nt = (TNtuple*) f->Get("pfCandidateAnalyzer/nt");
TCanvas *c1 = new TCanvas("c1","c1",800,800);
c1->Divide(2,2);
TString hadron = "tkptmax>10";
//hadron += " && type==1";
nt->SetAlias("trksel","(algo<=7 && nhits>=5 && relpterr<=0.05 && abs(nd0)<3 && abs(ndz)<3)");
TString seltrk = " && trksel";
TString fakehadron = hadron + " && fake";
Float_t axisrange=500.;
if(!isMC) axisrange=350.;
c1->cd(1);
nt->Draw(Form("tkptsum:eetsum+hetsum>>h1(50,0,%f,50,0,%f)",axisrange,axisrange),hadron.Data(),"goff");
h1->SetTitle("PF candidate with p_{T}>10 GeV/c track element; PF calo cluster E_{T} sum (ECAL+HCAL); Track p_{T} sum");
h1->Draw("colz");
if(isMC) {
nt->Draw(Form("tkptsum:eetsum+hetsum>>h1f(50,0,%f,50,0,%f)",axisrange,axisrange),fakehadron.Data(),"goff");
TH2F* h1 = h1;
h1f->Divide(h1); h1f->Scale(100.);
h1f->Draw("boxsame");
}
gPad->SetLogz();
c1->cd(2);
nt->Draw(Form("tkptsum:eetsum+hetsum>>h2(50,0,%f,50,0,%f)",axisrange,axisrange),(hadron+seltrk).Data(),"goff");
h2->SetTitle("PF candidate with p_{T}>10 GeV/c track element; PF calo cluster E_{T} sum (ECAL+HCAL); SELECTED Track p_{T} sum");
h2->Draw("colz");
if(isMC) {
nt->Draw(Form("tkptsum:eetsum+hetsum>>h2f(50,0,%f,50,0,%f)",axisrange,axisrange),(fakehadron+seltrk).Data(),"goff");
h2f->Draw("boxsame");
}
gPad->SetLogz();
c1->cd(3);
nt->Draw(Form("tkptmax:eetsum+hetsum>>h3(50,0,%f,50,0,%f)",axisrange,axisrange),hadron.Data(),"goff");
h3->SetTitle("PF candidate with p_{T}>10 GeV/c track element; PF calo cluster E_{T} sum (ECAL+HCAL); Track with MAX p_{T}");
h3->Draw("colz");
if(isMC) {
nt->Draw(Form("tkptmax:eetsum+hetsum>>h3f(50,0,%f,50,0,%f)",axisrange,axisrange),fakehadron.Data(),"goff");
h3f->Draw("boxsame");
}
gPad->SetLogz();
c1->cd(4);
nt->Draw(Form("tkptmax:eetsum+hetsum>>h4(50,0,%f,50,0,%f)",axisrange,axisrange),(hadron+seltrk).Data(),"goff");
h4->SetTitle("PF candidate with p_{T}>10 GeV/c track element; PF calo cluster E_{T} sum (ECAL+HCAL); SELECTED Track with MAX p_{T}");
h4->Draw("colz");
if(isMC) {
nt->Draw(Form("tkptmax:eetsum+hetsum>>h4f(50,0,%f,50,0,%f)",axisrange,axisrange),(fakehadron+seltrk).Data(),"goff");
h4f->Draw("boxsame");
}
gPad->SetLogz();
}