try to modify cascade example so that proposal is used.

Documentation/Examples/cascade_example.cc

@@ -137,6 +137,7 @@ int main() {
 
   random::RNGManager::GetInstance().RegisterRandomStream("sibyll");
   random::RNGManager::GetInstance().RegisterRandomStream("pythia");
+  random::RNGManager::GetInstance().RegisterRandomStream("proposal");
   process::sibyll::Interaction sibyll;
   process::sibyll::NuclearInteraction sibyllNuc(sibyll, env);
   process::sibyll::Decay decay;
@@ -148,21 +149,22 @@ int main() {
   process::energy_loss::EnergyLoss eLoss{showerAxis};
 
   // assemble all processes into an ordered process list
-  auto sequence = stackInspect << sibyll << sibyllNuc << decay << eLoss << cut
-                               << trackWriter;
+  auto sequence = stackInspect << sibyll << sibyllNuc << proposal << decay
+      /* << eLoss */
+      << cut << trackWriter;
 
   // define air shower object, run simulation
   cascade::Cascade EAS(env, tracking, sequence, stack);
 
   EAS.Run();
 
-  eLoss.PrintProfile(); // print longitudinal profile
+  /* eLoss.PrintProfile(); // print longitudinal profile */
 
   cut.ShowResults();
   const HEPEnergyType Efinal =
       cut.GetCutEnergy() + cut.GetInvEnergy() + cut.GetEmEnergy();
   cout << "total cut energy (GeV): " << Efinal / 1_GeV << endl
        << "relative difference (%): " << (Efinal / E0 - 1) * 100 << endl;
-  cout << "total dEdX energy (GeV): " << eLoss.GetTotal() / 1_GeV << endl
-       << "relative difference (%): " << eLoss.GetTotal() / E0 * 100 << endl;
+  /* cout << "total dEdX energy (GeV): " << eLoss.GetTotal() / 1_GeV << endl */
+  /*      << "relative difference (%): " << eLoss.GetTotal() / E0 * 100 << endl; */
 }