[PWGDQ] Fixing the calculation of the Psi EP in DQ flow framework (Al…

…iceO2Group#4724) * Fixing the calculation of the Psi EP * Fixing clang --------- Co-authored-by: Lucamicheletti93 <luca.mike93@gmail.com>
cortesep · Feb 15, 2024 · ef61454 · ef61454
1 parent 5416c80
commit ef61454
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/PWGDQ/Core/VarManager.h b/PWGDQ/Core/VarManager.h
@@ -633,7 +633,7 @@ class VarManager : public TObject
   static auto getEventPlane(int harm, float qnxa, float qnya)
   {
     // Compute event plane angle from qn vector components for the sub-event A
-    return (1.0 / harm) * TMath::ATan(qnya / qnxa);
+    return (1.0 / harm) * TMath::ATan2(qnya, qnxa);
   };
 
   template <typename T, typename C>