small updates to em_shower.cpp and vertical_EAS.cpp

examples/em_shower.cpp

 /*
-* (c) Copyright 2020 CORSIKA Project, corsika-project@lists.kit.edu
+* (c) Copyright 2022 CORSIKA Project, corsika-project@lists.kit.edu
 *
 * This software is distributed under the terms of the GNU General Public
 * Licence version 3 (GPL Version 3). See file LICENSE for a full version of
@@ -55,9 +55,9 @@
  NOTE, WARNING, ATTENTION
 
  The .../Random.hpppp implement the hooks of external modules to the C8 random
- number generator. It has to occur excatly ONCE per linked
+ number generator. It has to occur exactly ONCE per linked
  executable. If you include the header below multiple times and
- link this togehter, it will fail.
+ link this together, it will fail.
 */
 #include <corsika/modules/Random.hpp>
 
@@ -84,12 +84,14 @@ int main(int argc, char** argv) {
  logging::set_level(logging::level::info);
 
  if (argc != 3) {
-   std::cerr << "usage: em_shower <energy/GeV> <theta>" << std::endl;
+   std::cerr << "usage: em_shower <energy/GeV> [seed] - put 0 for random seed" << std::endl;
    return 1;
  }
  feenableexcept(FE_INVALID);
+ int seed = 0;
+
+ if (argc > 2) { seed = std::stoi(std::string(argv[2])); }
  // initialize random number sequence(s)
- int seed = 2723141261;
  registerRandomStreams(seed);
 
  // setup environment, geometry
@@ -119,7 +121,7 @@ int main(int argc, char** argv) {
  const Code beamCode = Code::Electron;
  auto const mass = get_mass(beamCode);
  const HEPEnergyType E0 = 1_GeV * std::stof(std::string(argv[1]));
- double theta = 1. * std::stof(std::string(argv[2]));
+ double theta = 0.;
  auto const thetaRad = theta / 180. * M_PI;
 
  HEPMomentumType P0 = calculate_momentum(E0, mass);
@@ -155,8 +157,7 @@ int main(int argc, char** argv) {
  ShowerAxis const showerAxis{injectionPos, (showerCore - injectionPos) * 1.02, env,
                              false, 1000};
 
- std::string outname_ {"em_shower_outputs"};
- OutputManager output(outname_ + std::to_string(std::stof(std::string(argv[1]))) + "theta-" + std::to_string(std::stof(std::string(argv[2]))));
+ OutputManager output("em_shower_outputs");
 
  EnergyLossWriter dEdX{showerAxis, 10_g / square(1_cm), 200};
  // register energy losses as output
@@ -174,8 +175,8 @@ int main(int argc, char** argv) {
  //  NOT possible right now, due to interface differenc in PROPOSAL
  //  InteractionCounter emCascadeCounted(emCascade);
 
-  // TrackWriter tracks;
-  // output.add("tracks", tracks);
+ TrackWriter tracks;
+ output.add("tracks", tracks);
 
  // long. profile
  LongitudinalWriter profile{showerAxis, 10_g / square(1_cm)};

examples/vertical_EAS.cpp

 /*
-* (c) Copyright 2018 CORSIKA Project, corsika-project@lists.kit.edu
+* (c) Copyright 2022 CORSIKA Project, corsika-project@lists.kit.edu
 *
 * This software is distributed under the terms of the GNU General Public
 * Licence version 3 (GPL Version 3). See file LICENSE for a full version of
@@ -68,9 +68,9 @@
  NOTE, WARNING, ATTENTION
 
  The .../Random.hpppp implement the hooks of external modules to the C8 random
- number generator. It has to occur excatly ONCE per linked
+ number generator. It has to occur exactly ONCE per linked
  executable. If you include the header below multiple times and
- link this togehter, it will fail.
+ link this together, it will fail.
 */
 #include <corsika/modules/Random.hpp>
 
@@ -105,7 +105,7 @@ using MyExtraEnv = MediumPropertyModel<UniformMagneticField<T>>;
 
 int main(int argc, char** argv) {
 
-  logging::set_level(logging::level::warn);
+  logging::set_level(logging::level::info);
 
   CORSIKA_LOG_INFO("vertical_EAS");
 
@@ -135,13 +135,14 @@ int main(int argc, char** argv) {
       env, AtmosphereId::LinsleyUSStd, center, Medium::AirDry1Atm,
       MagneticFieldVector{rootCS, 20.4_uT, 0_T, 43.23_uT});
 
-  std::unordered_map<Code, HEPEnergyType> energy_resolution = {
-      {Code::Electron, 2_MeV},
-      {Code::Positron, 2_MeV},
-      {Code::Photon, 2_MeV},
-  };
-  for (auto [pcode, energy] : energy_resolution)
-    set_energy_production_threshold(pcode, energy);
+  // Uncomment if you want to use PROPOSAL
+//  std::unordered_map<Code, HEPEnergyType> energy_resolution = {
+//      {Code::Electron, 2_MeV},
+//      {Code::Positron, 2_MeV},
+//      {Code::Photon, 2_MeV},
+//  };
+//  for (auto [pcode, energy] : energy_resolution)
+//    set_energy_production_threshold(pcode, energy);
 
   // pre-setup particle stack
   unsigned short const A = std::stoi(std::string(argv[1]));
@@ -216,7 +217,8 @@ int main(int argc, char** argv) {
   // construct the continuous energy loss model
    BetheBlochPDG<SubWriter<decltype(dEdX)>> emContinuous{dEdX};
 
-  // construct a particle cut
+  // construct a particle cut - cuts are set to values close to reality, put higher
+  // values for faster runs
   ParticleCut<SubWriter<decltype(dEdX)>> cut{2_MeV, 2_MeV, 2_GeV, 300_MeV, true, dEdX};
 
   // setup longitudinal profile
@@ -226,8 +228,8 @@ int main(int argc, char** argv) {
   LongitudinalProfile<SubWriter<decltype(longProf)>> profile{longProf};
 
   // create a track writer and register it with the output manager
-  //  TrackWriter<TrackWriterParquet> trackWriter;
-  //  output.add("tracks", trackWriter);
+  TrackWriter<TrackWriterParquet> trackWriter;
+  output.add("tracks", trackWriter);
 
   // setup processes, decays and interactions
 
@@ -235,6 +237,7 @@ int main(int argc, char** argv) {
   InteractionCounter sibyllCounted{sibyll};
 
   HEPEnergyType heThresholdNN = 60_GeV;
+  // PROPOSAL is disabled for this example
 //  corsika::proposal::Interaction emCascade(env, sibyll.getHadronInteractionModel(), heThresholdNN);
 //  corsika::proposal::ContinuousProcess<SubWriter<decltype(dEdX)>> emContinuous(env, dEdX);