Merge pull request #34 from eic/tracking_performances

included software version
eic · Jul 28, 2024 · 6259509 · 6259509
2 parents 03a6adc + c01d917
commit 6259509
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diff --git a/benchmarks/tracking_performances/Snakefile b/benchmarks/tracking_performances/Snakefile
@@ -93,7 +93,13 @@ rule tracking_performance_summary_at_eta:
         "Final_Results/pi-/mom/mom_resol_{ETA_MIN}_eta_{ETA_MAX}.root",
     shell:
         """
-root -l -b -q {input.script}'("pi-", {wildcards.ETA_MIN}, {wildcards.ETA_MAX}, 1.)'
+set +e
+EPIC_VERSION="$(echo $DETECTOR_PATH | sed -n -e 's/.*epic-\([^-]\+\).*/\\1/p')"
+EICRECON_VERSION="$(eicrecon -v | sed -n -e 's/.*\(v[0-9.]\+\).*/\\1/p')"
+set -e
+echo "ePIC version: $EPIC_VERSION"
+echo "EICrecon version: $EICRECON_VERSION"
+root -l -b -q {input.script}'("pi-", {wildcards.ETA_MIN}, {wildcards.ETA_MAX}, 1., true, "'$EPIC_VERSION'", "'$EICRECON_VERSION'")'
 """
 
 

diff --git a/benchmarks/tracking_performances/doCompare_truth_real_widebins_dcaT.C b/benchmarks/tracking_performances/doCompare_truth_real_widebins_dcaT.C
@@ -0,0 +1,229 @@
+// Code to compare the tracking performances: Truth seeding vs real seeding
+// Shyam Kumar; [email protected]; [email protected]
+
+#include "TGraphErrors.h"
+#include "TF1.h"
+#include "TRandom.h"
+#include "TCanvas.h"
+#include "TLegend.h"
+#include "TMath.h"
+
+void draw_req_DCA(double etamin, double etamax, double xmin=0., double xmax=0.);
+void doCompare_truth_real_widebins_dcaT(TString particle = "pi-",double etamin=-1.0, double etamax=1.0, Bool_t drawreq=1, TString epic ="24.06.0", TString eicrecon = "v1.14.0") // name = p, pt for getting p or pt dependence fitted results
+{
+
+//=== style of the plot=========
+   gStyle->SetPalette(1);
+   gStyle->SetOptTitle(1);
+   gStyle->SetTitleOffset(1.0,"XY");
+   gStyle->SetTitleSize(.04,"XY");
+   gStyle->SetLabelSize(.04,"XY");
+   gStyle->SetHistLineWidth(2);
+   gStyle->SetOptFit(1);
+   gStyle->SetOptStat(1);
+
+   const Int_t nptbins = 10;
+   double pt[nptbins] ={0.2, 0.3, 0.5,1.0, 1.5, 2.0, 5.0, 8.0, 10., 15.0};
+   Double_t variation = 0.1; // 10 % variation 
+   std::vector<double> momV_truth, momV_real;
+   std::vector<double> dcaTresolV_truth, err_dcaTresolV_truth, dcaTresolV_real, err_dcaTresolV_real;
+   momV_truth.clear(); momV_real.clear(); dcaTresolV_truth.clear(); err_dcaTresolV_truth.clear(); dcaTresolV_real.clear(); err_dcaTresolV_real.clear();
+
+
+   TString symbolname = "";
+   if (particle == "pi-") symbolname = "#pi^{-}"; 
+   else symbolname = particle;
+   // Write the parameters in text file (for comparison)
+   ofstream outfile;
+   outfile.open ("DCAT_resol.txt",ios_base::app);  
+
+
+   TF1 *f1=new TF1("f1","FitPointingAngle",0.,30.0,2);
+   f1->SetParLimits(0,0.,50000);	
+   f1->SetParLimits(1,0.,50000);	
+
+
+   TCanvas *c_dcaxy = new TCanvas("c_dcaxy","c_dcaxy",1400,1000);
+   c_dcaxy->SetMargin(0.10, 0.05 ,0.1,0.05);
+   c_dcaxy->SetGridy();
+
+   //Reading the root file
+    TFile *fDCA_truth, *fDCA_real;
+    TGraphErrors *gr_dcaT_truth, *gr_dcaT_real, *gr_dcaZ_truth, *gr_dcaZ_real;
+
+    TMultiGraph *mgDCAT; 
+    TLegend *lDCAT; 
+     mgDCAT = new TMultiGraph("mgDCAT",";p_{T} (GeV/c); #sigma_{DCA_{T}} (#mum)");
+     lDCAT = new TLegend(0.65,0.80,0.90,0.93);
+     lDCAT->SetTextSize(0.03);
+     lDCAT->SetBorderSize(0);
+     lDCAT->SetHeader(Form("%s ePIC(%s/%s): %1.1f < #eta < %1.1f",symbolname.Data(),epic.Data(),eicrecon.Data(),etamin,etamax),"C");
+
+      fDCA_truth = TFile::Open(Form("./truthseed/%s/dca/final_hist_dca_truthseed.root",particle.Data()));
+      fDCA_real = TFile::Open(Form("./realseed/%s/dca/final_hist_dca_realseed.root",particle.Data()));
+
+	 // Truth seeding histograms
+      TH3D *hist_d0xy_truth = (TH3D*) fDCA_truth->Get("h_d0xy_3d");
+      TH3D *hist_d0xy_real = (TH3D*) fDCA_real->Get("h_d0xy_3d");
+
+      // d0xy calculation for truth/real (binning are same in both cases)
+     Int_t etamin_bin = hist_d0xy_truth->GetYaxis()->FindBin(etamin+0.0001);
+     Int_t etamax_bin = hist_d0xy_truth->GetYaxis()->FindBin(etamax-0.0001);
+
+     TF1 *func_truth = new TF1("func_truth","gaus",-0.5,0.5);
+     TF1 *func_real = new TF1("func_real","gaus",-0.5,0.5);
+
+    for(int iptbin=0; iptbin<nptbins; ++iptbin){
+
+   TCanvas *cp = new TCanvas("cp","cp",1400,1000);
+   cp->SetMargin(0.10, 0.05 ,0.1,0.07);
+
+    double ptmin = (1.0-variation)*pt[iptbin]; // 10% range  
+    double ptmax = (1.0+variation)*pt[iptbin]; // 10% range 
+
+    Int_t ptmin_bin = hist_d0xy_truth->GetZaxis()->FindBin(ptmin+0.0001);
+    Int_t ptmax_bin = hist_d0xy_truth->GetZaxis()->FindBin(ptmax-0.0001);
+
+    TH1D *histd0xy_truth_1d = (TH1D*)hist_d0xy_truth->ProjectionX(Form("histd0xy_truth_eta%1.1f_%1.1f_pt%1.1f_%1.1f",etamin,etamax,ptmin,ptmax),etamin_bin,etamax_bin,ptmin_bin,ptmax_bin,"o");
+    histd0xy_truth_1d->SetTitle(Form("d0_{xy} (truth): %1.1f <#eta< %1.1f && %1.2f <p_{T}< %1.2f",etamin,etamax,ptmin,ptmax));   
+    histd0xy_truth_1d->SetName(Form("eta_%1.1f_%1.1f_d0xy_truth_pt_%1.1f",etamin,etamax,pt[iptbin]));  
+
+   if (histd0xy_truth_1d->GetEntries()<100) continue;   
+   double mu_truth = histd0xy_truth_1d->GetMean(); 
+   double sigma_truth = histd0xy_truth_1d->GetStdDev();
+   func_truth->SetRange(mu_truth-2.0*sigma_truth,mu_truth+2.0*sigma_truth); // fit with in 2 sigma range
+   histd0xy_truth_1d->Fit(func_truth,"NR+");
+   mu_truth = func_truth->GetParameter(2);
+   sigma_truth = func_truth->GetParError(2);
+   func_truth->SetRange(mu_truth-2.0*sigma_truth,mu_truth+2.0*sigma_truth); // fit with in 2 sigma range
+   histd0xy_truth_1d->Fit(func_truth,"R+");
+   float truth_par2 = func_truth->GetParameter(2)*10000; // cm to mum 10000 factor
+   float truth_par2_err = func_truth->GetParError(2)*10000;
+   momV_truth.push_back(pt[iptbin]);
+   dcaTresolV_truth.push_back(truth_par2);
+   err_dcaTresolV_truth.push_back(truth_par2_err);
+
+    TH1D *histd0xy_real_1d = (TH1D*)hist_d0xy_real->ProjectionX(Form("histd0xy_real_eta%1.1f_%1.1f_pt%1.1f_%1.1f",etamin,etamax,ptmin,ptmax),etamin_bin,etamax_bin,ptmin_bin,ptmax_bin,"o");
+    histd0xy_real_1d->SetTitle(Form("d0_{xy} (real): %1.1f <#eta< %1.1f && %1.2f <p_{T}< %1.2f",etamin,etamax,ptmin,ptmax));   
+    histd0xy_real_1d->SetName(Form("eta_%1.1f_%1.1f_d0xy_real_pt_%1.1f",etamin,etamax,pt[iptbin])); 
+
+   if (histd0xy_real_1d->GetEntries()<100) continue;    
+   double mu_real = histd0xy_real_1d->GetMean(); 
+   double sigma_real = histd0xy_real_1d->GetStdDev();
+   func_real->SetRange(mu_real-2.0*sigma_real,mu_real+2.0*sigma_real); // fit with in 2 sigma range
+   histd0xy_real_1d->Fit(func_real,"NR+");
+   mu_real = func_real->GetParameter(1); 
+   sigma_real = func_real->GetParameter(2);
+   func_real->SetRange(mu_real-2.0*sigma_real,mu_real+2.0*sigma_real); // fit with in 2 sigma range
+   histd0xy_real_1d->Fit(func_real,"R+");
+   float real_par2 = func_real->GetParameter(2)*10000; // cm to mum 10000 factor
+   float real_par2_err = func_real->GetParError(2)*10000;
+   momV_real.push_back(pt[iptbin]);
+   dcaTresolV_real.push_back(real_par2);
+   err_dcaTresolV_real.push_back(real_par2_err);
+
+   cp->cd();
+   histd0xy_truth_1d->Draw();
+   cp->SaveAs(Form("Debug_Plots/truth/%s/dca/truth_dcaxy_resol_mom%1.1f_%1.1f_eta_%1.1f.png",particle.Data(),pt[iptbin],etamin,etamax));
+   cp->Clear();
+   cp->cd();
+   histd0xy_real_1d->Draw();
+   cp->SaveAs(Form("Debug_Plots/real/%s/dca/real_dcaxy_resol_mom%1.1f_%1.1f_eta_%1.1f.png",particle.Data(),pt[iptbin],etamin,etamax));
+   }   // ptbin
+
+	const int size_truth = momV_truth.size();
+	double pt_truth[size_truth], err_pt_truth[size_truth], sigma_dcaxy_truth[size_truth], err_sigma_dcaxy_truth[size_truth]; 
+
+	for (int i=0; i<size_truth; i++){
+	pt_truth[i] = momV_truth.at(i);
+	sigma_dcaxy_truth[i] = dcaTresolV_truth.at(i);
+	err_sigma_dcaxy_truth[i] = err_dcaTresolV_truth.at(i);
+	err_pt_truth[i] = 0.;
+	}
+
+     const int size_real = momV_real.size();
+	double pt_real[size_real], err_pt_real[size_real], sigma_dcaxy_real[size_real], err_sigma_dcaxy_real[size_real]; 
+
+	for (int i=0; i<size_real; i++){
+	pt_real[i] = momV_real.at(i);
+     sigma_dcaxy_real[i] = dcaTresolV_real.at(i);
+	err_sigma_dcaxy_real[i] = err_dcaTresolV_real.at(i);
+	err_pt_real[i] = 0.;
+	}
+
+     TFile *fout = new TFile(Form("Final_Results/%s/dca/dcaxy_resol_%1.1f_eta_%1.1f.root",particle.Data(),etamin,etamax),"recreate");
+	TGraphErrors *gr1 = new TGraphErrors(size_truth,pt_truth,sigma_dcaxy_truth,err_pt_truth,err_sigma_dcaxy_truth);
+     gr1->SetName("gr_truthseed");
+	gr1->SetMarkerStyle(25);
+	gr1->SetMarkerColor(kMagenta);
+	gr1->SetMarkerSize(2.0);
+	gr1->SetTitle(";p_{T} (GeV/c); #sigma_{DCA_{T}} (#mum)");
+	gr1->GetXaxis()->CenterTitle();
+	gr1->GetYaxis()->CenterTitle();
+
+     TGraphErrors *gr2 = new TGraphErrors(size_real,pt_real,sigma_dcaxy_real,err_pt_real,err_sigma_dcaxy_real);
+     gr2->SetName("gr_realseed");
+	gr2->SetMarkerStyle(34);
+	gr2->SetMarkerColor(kRed);
+	gr2->SetMarkerSize(2.0);
+	gr2->SetTitle(";p_{T} (GeV/c); #sigma_{DCA_{T}} (#mum)");
+	gr2->GetXaxis()->CenterTitle();
+	gr2->GetYaxis()->CenterTitle();
+
+//	mgDCAT->Add(gr1);
+	mgDCAT->Add(gr2);
+	c_dcaxy->cd();
+//	c_dcaxy->SetLogy();
+     mgDCAT->GetXaxis()->SetRangeUser(0.18,mgDCAT->GetXaxis()->GetXmax()); 
+	   mgDCAT->GetYaxis()->SetRangeUser(0.0,1.50*TMath::MaxElement(gr2->GetN(),gr2->GetY())); 
+     mgDCAT->Draw("AP");
+    // lDCAT->AddEntry(gr1,"Truth Seeding");
+     lDCAT->AddEntry(gr2,"Realistic Seeding");
+     lDCAT->Draw("same");
+     draw_req_DCA(etamin,etamax,0.,mgDCAT->GetXaxis()->GetXmax());
+     c_dcaxy->SaveAs(Form("Final_Results/%s/dca/dcaxy_resol_%1.1f_eta_%1.1f.png",particle.Data(),etamin,etamax));
+
+   // Write the numbers in output file for comparisons
+   outfile<<"ePIC"<<setw(20)<<epic.Data()<<setw(20)<<"EICRecon"<<setw(20)<<eicrecon.Data()<<endl;
+   outfile<<"Etamin"<<setw(20)<<"Etamax"<<setw(20)<<"Pt (GeV/c) \t"<<setw(20)<<"DCAT Resol #mum (Real)"<<endl;
+   for (Int_t i = 0; i<gr1->GetN(); ++i){
+   double x,ytrue, yreal;
+   gr2->GetPoint(i,x,yreal);  
+   outfile<<etamin<<setw(20)<<etamax<<setw(20)<<x<<setw(20)<<yreal<<endl;
+   } 
+    outfile.close();
+
+     fout->cd();
+     mgDCAT->SetName(Form("dcaxy_resol_%1.1f_eta_%1.1f",etamin,etamax));
+     mgDCAT->Write();
+     fout->Close();
+}
+
+//From Yellow report from section 11.2.2
+//===Fit Pointing Resolution
+float FitPointingAngle(Double_t *x, Double_t *par)
+{
+  float func = sqrt((par[0]*par[0])/(x[0]*x[0])+par[1]*par[1]);
+  return func;
+}
+
+void draw_req_DCA(double etamin, double etamax, double xmin=0., double xmax=0.)
+{
+  TF1 *PWGReq_DCA2D;
+  if (etamin >= -3.5 && etamax <= -2.5) PWGReq_DCA2D = new TF1("PWGReq_DCA2D", "TMath::Sqrt((30./x)^2+40.0^2)",xmin,xmax);
+  else if (etamin >= -2.5 && etamax <= -1.0) PWGReq_DCA2D = new TF1("PWGReq_DCA2D", "TMath::Sqrt((30./x)^2+20.0^2)",xmin,xmax);
+  else if (etamin >= -1.0 && etamax <= 1.0) PWGReq_DCA2D = new TF1("PWGReq_DCA2D", "TMath::Sqrt((20./x)^2+5.0^2)",xmin,xmax);
+  else if (etamin >= 1.0 && etamax <= 2.5) PWGReq_DCA2D = new TF1("PWGReq_DCA2D", "TMath::Sqrt((30./x)^2+20.0^2)",xmin,xmax);
+  else if (etamin >= 2.5 && etamax <= 3.5) PWGReq_DCA2D = new TF1("PWGReq_DCA2D", "TMath::Sqrt((30./x)^2+40.0^2)",xmin,xmax);
+  else return;
+  PWGReq_DCA2D->SetLineStyle(7);
+  PWGReq_DCA2D->SetLineWidth(3.0);
+  PWGReq_DCA2D->SetLineColor(kBlue);
+  PWGReq_DCA2D->Draw("same");
+
+  TLegend *l= new TLegend(0.70,0.75,0.90,0.80);
+  l->SetTextSize(0.03);
+  l->SetBorderSize(0);
+  l->AddEntry(PWGReq_DCA2D,"PWGReq","l");
+  l->Draw("same");
+}