add type checking before processing particle with proposal

Documentation/Examples/vertical_EAS.cc

@@ -188,7 +188,7 @@ int main(int argc, char** argv) {
   PROPOSAL::InterpolationDef::path_to_tables = "~/.local/share/PROPOSAL/tables/";
   PROPOSAL::InterpolationDef::path_to_tables_readonly = "~/.local/share/PROPOSAL/tables/";
 
-  process::particle_cut::ParticleCut cut{60_GeV, true, true};
+  process::particle_cut::ParticleCut cut{60_GeV, false, true};
   process::proposal::Interaction proposal(env, cut);
   process::proposal::ContinuousProcess em_continuous(env, cut);
   process::interaction_counter::InteractionCounter proposalCounted(proposal);
@@ -205,9 +205,9 @@ int main(int argc, char** argv) {
   process::UrQMD::UrQMD urqmd;
   process::interaction_counter::InteractionCounter urqmdCounted{urqmd};
 
-  process::conex_source_cut::CONEXSourceCut conexSource(
-      center, showerAxis, t, injectionHeight, E0,
-      particles::GetPDG(particles::Code::Proton));
+  /* process::conex_source_cut::CONEXSourceCut conexSource( */
+  /*     center, showerAxis, t, injectionHeight, E0, */
+  /*     particles::GetPDG(particles::Code::Proton)); */
 
   // assemble all processes into an ordered process list
 
@@ -218,9 +218,9 @@ int main(int argc, char** argv) {
 
   //auto sequence = switchProcess << reset_particle_mass << decaySequence << conexSource
   //                            << longprof << eLoss << cut << observationLevel;
-  auto sequence = switchProcess << reset_particle_mass << decaySequence << proposalCounted << cut << em_continuous 
+  auto sequence = switchProcess << reset_particle_mass << decaySequence << proposalCounted << cut << em_continuous
 				<< longprof << observationLevel;
-  
+
   // define air shower object, run simulation
   tracking_line::TrackingLine tracking;
   cascade::Cascade EAS(env, tracking, sequence, stack);
@@ -232,7 +232,7 @@ int main(int argc, char** argv) {
   EAS.Run();
 
   eLoss.PrintProfile(); // print longitudinal profile
-  conexSource.SolveCE();
+  /* conexSource.SolveCE(); */
 
   cut.ShowResults();
   const HEPEnergyType Efinal =

Processes/Proposal/ContinuousProcess.cc

@@ -23,7 +23,10 @@ namespace corsika::process::proposal {
 
   void ContinuousProcess::BuildCalculator(particles::Code code,
                                           environment::NuclearComposition const& comp) {
-    auto c = cross[code](media.at(&comp), cut);
+    auto p_cross = cross.find(code);
+    if (p_cross == cross.end())
+      throw std::runtime_error("PROPOSAL could not find corresponding builder");
+    auto c = p_cross->second(media.at(&comp), cut);
     auto disp = PROPOSAL::make_displacement(c, true);
     auto scatter = PROPOSAL::make_scattering("highland", particle[code], media.at(&comp));
     calc[std::make_pair(&comp, code)] =
@@ -83,13 +86,16 @@ namespace corsika::process::proposal {
   template <>
   units::si::LengthType ContinuousProcess::MaxStepLength(
       setup::Stack::ParticleType const& vP, setup::Trajectory const& vT) {
+    if (!CanInteract(vP.GetPID()))
+      return units::si::meter * std::numeric_limits<double>::infinity();
     auto energy_lim = 0.9 * vP.GetEnergy();
     if (cut.GetECut() > energy_lim) energy_lim = cut.GetECut();
     auto c = GetCalculator(vP, calc);
     auto grammage = get<DISPLACEMENT>(c->second)->SolveTrackIntegral(
                         vP.GetEnergy() / 1_MeV, energy_lim / 1_MeV) *
                     1_g / square(1_cm);
-    return vP.GetNode()->GetModelProperties().ArclengthFromGrammage(vT, grammage) * 1.0001;
+    return vP.GetNode()->GetModelProperties().ArclengthFromGrammage(vT, grammage) *
+           1.0001;
   }
 
 } // namespace corsika::process::proposal

Processes/Proposal/Interaction.cc

@@ -31,7 +31,10 @@ namespace corsika::process::proposal {
 
   void Interaction::BuildCalculator(particles::Code code,
                                     environment::NuclearComposition const& comp) {
-    auto c = cross[code](media.at(&comp), cut);
+    auto p_cross = cross.find(code);
+    if (p_cross == cross.end())
+      throw std::runtime_error("PROPOSAL could not find corresponding builder");
+    auto c = p_cross->second(media.at(&comp), cut);
     auto inter_types = PROPOSAL::CrossSectionVector::GetInteractionTypes(c);
     calc[std::make_pair(&comp, code)] = std::make_tuple(
         PROPOSAL::make_secondaries(inter_types, particle[code], media.at(&comp)),

Processes/Proposal/ProposalProcessBase.cc

@@ -49,7 +49,7 @@ namespace corsika::process::proposal {
     }
     PROPOSAL::InterpolationDef::order_of_interpolation = 2;
     PROPOSAL::InterpolationDef::nodes_cross_section = 100;
-    PROPOSAL::InterpolationDef::nodes_propagate = 100;
+    PROPOSAL::InterpolationDef::nodes_propagate = 1000;
   }
 
   size_t ProposalProcessBase::hash::operator()(const calc_key_t& p) const noexcept {