Update taggingHFE.cxx

Author: dsekihat

PWGEM/Dilepton/Tasks/taggingHFE.cxx

@@ -17,6 +17,7 @@
 #include <string>
 #include <array>
 #include <utility>
+#include <iostream>
 
 #include "Math/Vector4D.h"
 #include "Framework/runDataProcessing.h"
@@ -1369,6 +1370,9 @@ struct taggingHFE {
       if (cfgEventGeneratorType >= 0 && mcCollision.getSubGeneratorId() != cfgEventGeneratorType) {
         continue;
       }
+      if (!(genD0.isPhysicalPrimary() || genD0.producedByGenerator())) {
+        continue;
+      }
       if ((isSemiLeptonic<11, -12>(genD0, mcParticles) || isSemiLeptonic<-11, 12>(genD0, mcParticles))) {
         float ptE = 999.f, ptK = 999.f;
         float etaE = 999.f, etaK = 999.f;