From 05ad51f186f353bdf11767d522a2056fff033ad0 Mon Sep 17 00:00:00 2001
From: Pritam Chakraborty <47203359+prchakra@users.noreply.github.com>
Date: Fri, 17 Oct 2025 13:54:53 +0200
Subject: [PATCH] FemtoUniverse: Add asymmetric deta-dphi cut for track-track

---
 PWGCF/FemtoUniverse/Core/FemtoUniverseDetaDphiStar.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/PWGCF/FemtoUniverse/Core/FemtoUniverseDetaDphiStar.h b/PWGCF/FemtoUniverse/Core/FemtoUniverseDetaDphiStar.h
index 778e0c4772b..4689373ec61 100644
--- a/PWGCF/FemtoUniverse/Core/FemtoUniverseDetaDphiStar.h
+++ b/PWGCF/FemtoUniverse/Core/FemtoUniverseDetaDphiStar.h
@@ -585,7 +585,7 @@ class FemtoUniverseDetaDphiStar
       }
 
       if (IsDphiAvgOrDist) {
-        if (std::pow(dphiAvg, 2) / std::pow(cutDeltaPhiStarMax, 2) + std::pow(deta, 2) / std::pow(cutDeltaEtaMax, 2) < 1.) {
+        if ((dphiAvg > cutDeltaPhiStarMin) && (dphiAvg < cutDeltaPhiStarMax) && (deta > cutDeltaEtaMin) && (deta < cutDeltaEtaMax)) {
           return true;
         } else {
           if (ChosenEventType == femto_universe_container::EventType::same) {