From 7291bba2c2fd2b465d833072a902c93b7a7ad37a Mon Sep 17 00:00:00 2001
From: nzardosh <nima.zardoshti@cern.ch>
Date: Tue, 3 Dec 2024 00:35:00 +0100
Subject: [PATCH] adding back the mcCollision centrality table

---
 PWGHF/DataModel/DerivedTables.h                       | 1 +
 PWGHF/TableProducer/derivedDataCreatorBplusToD0Pi.cxx | 7 +++++--
 PWGHF/TableProducer/derivedDataCreatorD0ToKPi.cxx     | 7 +++++--
 3 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/PWGHF/DataModel/DerivedTables.h b/PWGHF/DataModel/DerivedTables.h
index 6005502c20c..fc66a80fd2a 100644
--- a/PWGHF/DataModel/DerivedTables.h
+++ b/PWGHF/DataModel/DerivedTables.h
@@ -98,6 +98,7 @@ DECLARE_SOA_INDEX_COLUMN(McCollision, mcCollision); //! original global index of
                            mccollision::PosX,                                              \
                            mccollision::PosY,                                              \
                            mccollision::PosZ,                                              \
+                           cent::CentFT0M,                                                 \
                            o2::soa::Marker<Marker##_hf_type_>);                            \
                                                                                            \
   using Hf##_hf_type_##McCollBase = Hf##_hf_type_##McCollBases::iterator;                  \
diff --git a/PWGHF/TableProducer/derivedDataCreatorBplusToD0Pi.cxx b/PWGHF/TableProducer/derivedDataCreatorBplusToD0Pi.cxx
index 9a0ff5f104a..3ee02a28bb8 100644
--- a/PWGHF/TableProducer/derivedDataCreatorBplusToD0Pi.cxx
+++ b/PWGHF/TableProducer/derivedDataCreatorBplusToD0Pi.cxx
@@ -27,6 +27,8 @@
 #include "Common/DataModel/Centrality.h"
 #include "Common/DataModel/Multiplicity.h"
 
+#include "PWGLF/DataModel/mcCentrality.h"
+
 #include "PWGHF/Core/HfHelper.h"
 #include "PWGHF/DataModel/CandidateReconstructionTables.h"
 #include "PWGHF/DataModel/CandidateSelectionTables.h"
@@ -95,7 +97,7 @@ struct HfDerivedDataCreatorBplusToD0Pi {
   using SelectedCandidatesMl = soa::Filtered<soa::Join<aod::HfCandBplus, aod::HfSelBplusToD0Pi, aod::HfMlBplusToD0Pi>>;
   using SelectedCandidatesMcMl = soa::Filtered<soa::Join<aod::HfCandBplus, aod::HfCandBplusMcRec, aod::HfSelBplusToD0Pi, aod::HfMlBplusToD0Pi>>;
   using MatchedGenCandidatesMc = soa::Filtered<soa::Join<aod::McParticles, aod::HfCandBplusMcGen>>;
-  using TypeMcCollisions = aod::McCollisions;
+  using TypeMcCollisions = soa::Join<aod::McCollisions, aod::McCentFT0Ms>;
   using THfCandDaughters = aod::HfCand2ProngWPid;
   using THfCandDaughtersMl = soa::Join<THfCandDaughters, aod::HfMlD0>;
 
@@ -165,7 +167,8 @@ struct HfDerivedDataCreatorBplusToD0Pi {
       rowMcCollBase(
         mcCollision.posX(),
         mcCollision.posY(),
-        mcCollision.posZ());
+        mcCollision.posZ(),
+        mcCollision.centFT0M());
     }
     if (fillMcCollId) {
       rowMcCollId(
diff --git a/PWGHF/TableProducer/derivedDataCreatorD0ToKPi.cxx b/PWGHF/TableProducer/derivedDataCreatorD0ToKPi.cxx
index de26dc1dff3..212916981d7 100644
--- a/PWGHF/TableProducer/derivedDataCreatorD0ToKPi.cxx
+++ b/PWGHF/TableProducer/derivedDataCreatorD0ToKPi.cxx
@@ -27,6 +27,8 @@
 #include "Common/DataModel/Centrality.h"
 #include "Common/DataModel/Multiplicity.h"
 
+#include "PWGLF/DataModel/mcCentrality.h"
+
 #include "PWGHF/Core/HfHelper.h"
 #include "PWGHF/DataModel/CandidateReconstructionTables.h"
 #include "PWGHF/DataModel/CandidateSelectionTables.h"
@@ -97,7 +99,7 @@ struct HfDerivedDataCreatorD0ToKPi {
   using SelectedCandidatesMcMl = soa::Filtered<soa::Join<aod::HfCand2ProngWPid, aod::HfCand2ProngMcRec, aod::HfSelD0, aod::HfMlD0>>;
   using SelectedCandidatesMcKfMl = soa::Filtered<soa::Join<aod::HfCand2ProngWPid, aod::HfCand2ProngKF, aod::HfCand2ProngMcRec, aod::HfSelD0, aod::HfMlD0>>;
   using MatchedGenCandidatesMc = soa::Filtered<soa::Join<aod::McParticles, aod::HfCand2ProngMcGen>>;
-  using TypeMcCollisions = aod::McCollisions;
+  using TypeMcCollisions = soa::Join<aod::McCollisions, aod::McCentFT0Ms>;
 
   Filter filterSelectCandidates = aod::hf_sel_candidate_d0::isSelD0 >= 1 || aod::hf_sel_candidate_d0::isSelD0bar >= 1;
   Filter filterMcGenMatching = nabs(aod::hf_cand_2prong::flagMcMatchGen) == static_cast<int8_t>(BIT(aod::hf_cand_2prong::DecayType::D0ToPiK));
@@ -178,7 +180,8 @@ struct HfDerivedDataCreatorD0ToKPi {
       rowMcCollBase(
         mcCollision.posX(),
         mcCollision.posY(),
-        mcCollision.posZ());
+        mcCollision.posZ(),
+        mcCollision.centFT0M());
     }
     if (fillMcCollId) {
       rowMcCollId(