From 75a3bb4f0bff6c518247cc52eebe25ae61eaaac1 Mon Sep 17 00:00:00 2001
From: reaperrr <thereaperrr@aol.com>
Date: Sun, 14 Mar 2021 14:09:58 +0100
Subject: [PATCH] CellIsEvaluating perf optimization

If an actor has Mobile, it implements IOccupySpace
so we can use OccupiesSpace to save a trait look-up.
---
 OpenRA.Mods.Common/Activities/Move/Move.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/OpenRA.Mods.Common/Activities/Move/Move.cs b/OpenRA.Mods.Common/Activities/Move/Move.cs
index 140978eb0f..54a8dee11c 100644
--- a/OpenRA.Mods.Common/Activities/Move/Move.cs
+++ b/OpenRA.Mods.Common/Activities/Move/Move.cs
@@ -341,7 +341,7 @@ namespace OpenRA.Mods.Common.Activities
 		{
 			foreach (var actor in self.World.ActorMap.GetActorsAt(cell))
 			{
-				var move = actor.TraitOrDefault<Mobile>();
+				var move = actor.OccupiesSpace as Mobile;
 				if (move == null || !move.IsTraitEnabled() || !move.IsLeaving())
 					return false;
 			}