added particle list example

Documentation/Examples/CMakeLists.txt

@@ -2,6 +2,10 @@ CORSIKA_ADD_TEST (helix_example)
 target_link_libraries (helix_example CORSIKAgeometry CORSIKAunits)
 install (TARGETS helix_example DESTINATION share/examples)
 
+CORSIKA_ADD_TEST (particle_list_example)
+target_link_libraries (particle_list_example CORSIKAparticles CORSIKAunits CORSIKAprocesses ProcessSibyll)
+install (TARGETS particle_list_example DESTINATION share/examples)
+
 CORSIKA_ADD_TEST (geometry_example)
 target_link_libraries (geometry_example CORSIKAgeometry CORSIKAunits)
 install (TARGETS geometry_example DESTINATION share/examples)

Documentation/Examples/particle_list_example.cc

+/*
+ * (c) Copyright 2018 CORSIKA Project, corsika-project@lists.kit.edu
+ *
+ * See file AUTHORS for a list of contributors.
+ *
+ * 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
+ * the license.
+ */
+
+#include <corsika/particles/ParticleProperties.h>
+#include <corsika/units/PhysicalUnits.h>
+#include <corsika/process/ProcessSequence.h>
+#include <corsika/setup/SetupEnvironment.h>
+#include <corsika/process/sibyll/ParticleConversion.h>
+
+#include <iomanip>
+#include <iostream>
+using namespace corsika::units;
+using namespace corsika::units::si;
+using namespace corsika::particles;
+using namespace std;
+
+//
+// The example main program for a particle list
+//
+int main() {
+  cout << "--------------------"
+       << "particles in CORSIKA"
+       << "--------------------" << endl;
+  cout << std::setw(20) << "Name"
+       << " | " << std::setw(10) << "PDG-id"
+       << " |  " << std::setw(10) << "mass (GeV)"
+       << " | " << std::setw(10) << "SIBYLL-id"
+       << endl;
+  cout << std::setw(58) << std::setfill('-') << "-" << endl;
+  for (auto p : corsika::particles::detail::all_particles) {
+    if (p != Code::Unknown && !IsNucleus(p))
+      cout << std::setw(20) << std::setfill(' ') << p << " | "	
+           << std::setw(10) << static_cast<int>(GetPDG(p)) << " | "
+	   << std::setw(10) << GetMass(p) / 1_GeV << " | "
+	   << std::setw(10) << static_cast<int>(corsika::process::sibyll::ConvertToSibyll(p)) << " | "
+	   
+	   << endl;
+  }
+  cout << std::setw(54) << std::setfill('-') << "-" << endl;
+}

Framework/Particles/pdxml_reader.py

@@ -316,6 +316,14 @@ def gen_properties(particle_db):
     # number of particles, size of tables
     string = "static constexpr std::size_t size = {size:d};\n".format(size = len(particle_db))
     string += "\n"
+
+    # all particles
+    string += "constexpr std::initializer_list<Code> all_particles = {"
+    for k in particle_db:
+        #print(k)
+        string += "  Code::{name:s},\n".format(name = k)
+    string += "};\n"
+    string += "\n"
     
     # particle masses table
     string += "static constexpr std::array<corsika::units::si::HEPMassType const, size> masses = {\n"