Stabilize RimWorld 1.6 caches and tick optimizations

Source/PerformanceFish/Patching/FishPatch.cs

@@ -90,6 +90,7 @@ public abstract class FishPatch : SingletonFactory<FishPatch>, IExposable, IHasD
 	public List<MethodInfo> BenchmarkHarmonyMethodInfos { get; } = [];
 	private bool Patched { get; set; }
 	private bool ShouldBePatched { get; set; }
+	private readonly HashSet<MethodBase> _patchedTargets = [];
 
 	public virtual string? Name => null;
 	
@@ -190,15 +191,16 @@ public abstract class FishPatch : SingletonFactory<FishPatch>, IExposable, IHasD
 
 	protected virtual void ApplyPatch()
 	{
-		Patched = true;
-		foreach (var method in TargetMethodInfos)
+		var targets = TargetMethodInfos.ToArray();
+		foreach (var method in targets)
 		{
+			if (_patchedTargets.Contains(method))
+				continue;
+
 			try
 			{
 				if (IsBenchmarking)
 				{
-					Patched = false;
-
 					if (AccessTools.EnumeratorMoveNext(method) is { } moveNext)
 					{
 						BenchmarkHarmonyMethodInfos.Add(PerformanceFishMod.Harmony!.Patch(moveNext,
@@ -229,6 +231,7 @@ public abstract class FishPatch : SingletonFactory<FishPatch>, IExposable, IHasD
 							transpiler: TryMakeHarmonyMethod(TranspilerMethodInfo, TranspilerMethodPriority),
 							finalizer: TryMakeHarmonyMethod(FinalizerMethodInfo, FinalizerMethodPriority)));
 					}
+					_patchedTargets.Add(method);
 				}
 
 			}
@@ -240,6 +243,7 @@ public abstract class FishPatch : SingletonFactory<FishPatch>, IExposable, IHasD
 							FinalizerMethodInfo.FullDescription()}:\n{e}");
 			}
 		}
+		Patched = !IsBenchmarking && targets.All(_patchedTargets.Contains);
 	}
 
 	private static HarmonyMethod? TryMakeHarmonyMethod(MethodInfo? method, int priority = -1, string[]? before = null,
@@ -249,7 +253,7 @@ public abstract class FishPatch : SingletonFactory<FishPatch>, IExposable, IHasD
 	public virtual void TryUnpatch()
 	{
 		ShouldBePatched = false;
-		if ( /*!Enabled &&*/ Patched)
+		if (Patched || _patchedTargets.Count != 0)
 			ApplyUnpatching();
 	}
 
@@ -269,6 +273,7 @@ public abstract class FishPatch : SingletonFactory<FishPatch>, IExposable, IHasD
 				});
 			}
 		}
+		_patchedTargets.Clear();
 	}
 
 	private static void TryUnpatchMethod(MethodBase targetMethod, MethodInfo? patchMethod)