Reduce some state handling allocs (#14301)

2023-03-01 03:05:29 +11:00
parent 644e2e2d60
commit b9a805b352
4 changed files with 30 additions and 8 deletions
--- a/Content.Shared/Mobs/Systems/MobThresholdSystem.cs
+++ b/Content.Shared/Mobs/Systems/MobThresholdSystem.cs
@@ -340,7 +340,17 @@ public sealed class MobThresholdSystem : EntitySystem
        if (args.Current is not MobThresholdComponentState state)
            return;

-        component.Thresholds = new SortedDictionary<FixedPoint2, MobState>(state.Thresholds);
+        if (component.Thresholds.Count != state.Thresholds.Count ||
+            !component.Thresholds.SequenceEqual(state.Thresholds))
+        {
+            component.Thresholds.Clear();
+
+            foreach (var threshold in state.Thresholds)
+            {
+                component.Thresholds.Add(threshold.Key, threshold.Value);
+            }
+        }
+
        component.CurrentThresholdState = state.CurrentThresholdState;
    }