Geant4InputHandling: give the same 'normalized' ion pdg code to geant4

AIDASoft · Aug 26, 2022 · 55b8294 · 55b8294
1 parent d3a0278
commit 55b8294
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/DDG4/src/Geant4InputHandling.cpp b/DDG4/src/Geant4InputHandling.cpp
@@ -344,7 +344,8 @@ int dd4hep::sim::smearInteraction(const Geant4Action* caller,
 static G4PrimaryParticle* createG4Primary(const Geant4ParticleHandle p)  {
   G4PrimaryParticle* g4 = 0;
   if ( 0 != p->pdgID )   {
-    g4 = new G4PrimaryParticle(p->pdgID, p->psx, p->psy, p->psz, p.energy());
+    const int pdgID =  p->pdgID < 1000000000 ? p->pdgID : (p->pdgID / 10) * 10;
+    g4 = new G4PrimaryParticle(pdgID, p->psx, p->psy, p->psz, p.energy());
   }
   else   {
     const G4ParticleDefinition* def = p.definition();