Resolve "Fix Pi0 benchmark"

Closes #37 (closed)

benchmarks/barrel_ecal/scripts/emcal_barrel_pi0_analysis.cxx

@@ -13,6 +13,9 @@
 #include "mt.h"
 #include "util.h"
 
+R__LOAD_LIBRARY(libfmt.so)
+#include "fmt/core.h"
+
 #include "TCanvas.h"
 #include "TStyle.h"
 #include "TMath.h"
@@ -26,6 +29,7 @@ using namespace ROOT::VecOps;
 
 void emcal_barrel_pi0_analysis(const char* input_fname = "sim_output/sim_emcal_barrel_pi0.root")
 {
+  //input_fname = "../../../temp_pi0.root";
   // Setting for graphs
   gROOT->SetStyle("Plain");
   gStyle->SetOptFit(1);
@@ -61,7 +65,7 @@ void emcal_barrel_pi0_analysis(const char* input_fname = "sim_output/sim_emcal_b
   ROOT::RDataFrame d0("events", input_fname);
 
   // Sampling Fraction
-  double samp_frac = 0.0136;
+  double samp_frac = 0.01;//0.0136
 
   // Thrown Energy [GeV]
   auto Ethr = [](std::vector<dd4pod::Geant4ParticleData> const& input) {
@@ -95,7 +99,7 @@ void emcal_barrel_pi0_analysis(const char* input_fname = "sim_output/sim_emcal_b
   };
 
   // Energy Resolution = Esampling/Sampling_fraction - Ethrown
-  auto eResol = [samp_frac](const std::vector<double>& sampled, const std::vector<double>& thrown) {
+  auto eResol = [&samp_frac](const std::vector<double>& sampled, const std::vector<double>& thrown) {
     std::vector<double> result;
     auto it_sam = sampled.cbegin();
     auto it_thr = thrown.cbegin();
@@ -106,7 +110,7 @@ void emcal_barrel_pi0_analysis(const char* input_fname = "sim_output/sim_emcal_b
   };
 
   // Relative Energy Resolution = (Esampling/Sampling fraction - Ethrown)/Ethrown
-  auto eResol_rel = [samp_frac](const std::vector<double>& sampled, const std::vector<double>& thrown) {
+  auto eResol_rel = [&samp_frac](const std::vector<double>& sampled, const std::vector<double>& thrown) {
     std::vector<double> result;
     auto it_sam = sampled.cbegin();
     auto it_thr = thrown.cbegin();
@@ -144,7 +148,8 @@ void emcal_barrel_pi0_analysis(const char* input_fname = "sim_output/sim_emcal_b
   auto hdau   = d1.Histo1D({"hdau",   "Number of Daughters; Number of Daughters; Count",   10,   0,      10},  "dau");
 
   // Set sampling Fraction, ideally this will be taken from a json file 
-  samp_frac = hfsam -> GetMean();
+  //samp_frac = hfsam -> GetMean();
+  //samp_frac = 0.5;
 
   auto d2 = d1.Define("dE",     eResol,     {"Esim","Ethr"})
               .Define("dE_rel", eResol_rel, {"Esim","Ethr"})
@@ -220,11 +225,7 @@ void emcal_barrel_pi0_analysis(const char* input_fname = "sim_output/sim_emcal_b
   double sigmaOverE = res[2] / thrown_energy;
 
   //Pass/Fail
-  if (sigmaOverE <= resolutionTarget) {
-    pi0_energy_resolution.pass(sigmaOverE);
-  } else {
-    pi0_energy_resolution.fail(sigmaOverE);
-  }
+  sigmaOverE <= resolutionTarget ? pi0_energy_resolution.pass(sigmaOverE) : pi0_energy_resolution.fail(sigmaOverE);
   //std::printf("Energy Resolution is %f\n", res[2]);
 
   //Energy Resolution Histogram Plotting
@@ -247,7 +248,7 @@ void emcal_barrel_pi0_analysis(const char* input_fname = "sim_output/sim_emcal_b
   cdE_rel->SaveAs("results/emcal_barrel_pi0_dE_rel.png");
   cdE_rel->SaveAs("results/emcal_barrel_pi0_dE_rel.pdf");
 
-  eic::util::write_test({pi0_energy_resolution}, fmt::format("{}_pi0.json", detector));
+  eic::util::write_test({pi0_energy_resolution}, fmt::format("results/{}_pi0.json", detector));
 
 
 }