Resolve "pi0 resolution for ECal barrel"

Closes #19 (closed)

benchmarks/barrel_ecal/scripts/emcal_barrel_pions_analysis.cxx

@@ -125,9 +125,9 @@ void emcal_barrel_pions_analysis(const char* input_fname = "sim_output/sim_emcal
   auto getdau = [](std::vector<dd4pod::Geant4ParticleData> const& input) {
     std::vector<int> result;
     
-    for (auto part : input[2].daughters_begin)
-      result.push_back(part)
-    return result;
+    //for (auto part : input[2].daughters_begin)
+    //  result.push_back(part)
+    return input[2].daughters_begin;
   };
 
   // Define variables