Adding Preslice

Author: samrangy

PWGHF/HFC/TableProducer/correlatorD0Hadrons.cxx

@@ -101,6 +101,8 @@ struct HfCorrelatorD0HadronsSelection {
   using SelCollisions = soa::Join<aod::Collisions, aod::EvSels>;
 
   Preslice<aod::HfCand2Prong> perCol = aod::hf_cand::collisionId;
+  Preslice<aod::Tracks> perCollisionID = aod::track::collisionId;
+  Preslice<aod::McParticles> perTrueCollision = o2::aod::mcparticle::mcCollisionId;
 
   Partition<soa::Join<aod::HfCand2Prong, aod::HfSelD0>> selectedD0Candidates = aod::hf_sel_candidate_d0::isSelD0 >= selectionFlagD0 || aod::hf_sel_candidate_d0::isSelD0bar >= selectionFlagD0bar;
   Partition<soa::Join<aod::HfCand2Prong, aod::HfSelD0, aod::HfCand2ProngMcRec>> selectedD0candidatesMc = aod::hf_sel_candidate_d0::isSelD0 >= selectionFlagD0 || aod::hf_sel_candidate_d0::isSelD0bar >= selectionFlagD0bar;