From 88253324d99fa713beb61f908218b62a076c9515 Mon Sep 17 00:00:00 2001
From: Luzhiyongg <71517277+Luzhiyongg@users.noreply.github.com>
Date: Wed, 17 Dec 2025 11:43:43 +0100
Subject: [PATCH] add ev selection for Mc true

---
 PWGCF/Flow/Tasks/flowTask.cxx | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/PWGCF/Flow/Tasks/flowTask.cxx b/PWGCF/Flow/Tasks/flowTask.cxx
index dad969af8c1..ff0c80e50f4 100644
--- a/PWGCF/Flow/Tasks/flowTask.cxx
+++ b/PWGCF/Flow/Tasks/flowTask.cxx
@@ -1253,6 +1253,13 @@ struct FlowTask {
     fGFW->Clear();
     fFCptgen->clearVector();
 
+    if (cfgUseAdditionalEventCut) {
+      for (auto const& collision : collisions) {
+        if (!eventSelected(collision, mcParticles.size(), cent))
+          return;
+      }
+    }
+
     double ptSum_Gap08 = 0.;
     double count_Gap08 = 0.;
     for (const auto& mcParticle : mcParticles) {