From eb99d98d4cd06e2c41a0026b4128b348527edf67 Mon Sep 17 00:00:00 2001
From: Fabrizio Grosa <fabrizio.grosa@cern.ch>
Date: Thu, 10 Jul 2025 18:02:23 +0200
Subject: [PATCH] Add parametrisation of D-meson mass shape for 2025_apass1

---
 EventFiltering/PWGHF/HFFilterHelpers.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/EventFiltering/PWGHF/HFFilterHelpers.h b/EventFiltering/PWGHF/HFFilterHelpers.h
index f303003ddab..e6202c5a000 100644
--- a/EventFiltering/PWGHF/HFFilterHelpers.h
+++ b/EventFiltering/PWGHF/HFFilterHelpers.h
@@ -594,6 +594,15 @@ class HfFilterHelper
       mSigmaPars3Prongs[1] = 0.00176f;
       mDeltaMassPars3Prongs[0] = -0.0025f;
       mDeltaMassPars3Prongs[1] = 0.0001f;
+    } else if (recoPass == "2025_pass1") {
+      mSigmaPars2Prongs[0] = 0.01424f;
+      mSigmaPars2Prongs[1] = 0.00178f;
+      mDeltaMassPars2Prongs[0] = -0.013f;
+      mDeltaMassPars2Prongs[1] = 0.00029f;
+      mSigmaPars3Prongs[0] = 0.00796f;
+      mSigmaPars3Prongs[1] = 0.00176f;
+      mDeltaMassPars3Prongs[0] = -0.013f;
+      mDeltaMassPars3Prongs[1] = 0.00029f;
     } else {
       LOGP(fatal, "Mass resolution parametrisation {} not supported! Please set 2023_pass3", recoPass.data());
     }