Performance Fish

2022-10-24 18:24:02 +02:00
parent 594b32b4ef
commit 2efa8e466c
69 changed files with 9147 additions and 3 deletions
@@ -0,0 +1,67 @@
+// Copyright (c) 2022 bradson
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at https://mozilla.org/MPL/2.0/.
+
+using PerformanceFish.Cache;
+using StyleDominanceCache = PerformanceFish.Cache.ByIntRefreshable<Verse.Thing, RimWorld.Ideo, PerformanceFish.IdeoUtilityCaching.StyleDominanceCacheValue>;
+
+namespace PerformanceFish;
+public class IdeoUtilityCaching : ClassWithFishPatches
+{
+	public class GetStyleDominance_Patch : FishPatch
+	{
+		public override string? Description => "Caches IdeoUtility.GetStyleDominance to only update about once every 600 ticks or so. Only active when not using Performance Optimizer, as that mod includes a similar version too.";
+		public override bool Enabled => base.Enabled && !ModsConfig.IsActive("Taranchuk.PerformanceOptimizer");
+		public override Delegate? TargetMethodGroup => IdeoUtility.GetStyleDominance;
+
+		[MethodImpl(MethodImplOptions.AggressiveInlining)]
+		public static bool Prefix(Thing t, Ideo ideo, ref float __result, out bool __state)
+		{
+			if (t is null || ideo is null || t.thingIDNumber < 0)
+			{
+				__state = false;
+				return true;
+			}
+
+			var key = new StyleDominanceCache(t.thingIDNumber, ideo.id);
+			ref var cache = ref StyleDominanceCache.Get.TryGetReferenceUnsafe(ref key);
+
+			if (Unsafe.IsNullRef(ref cache) || cache.ShouldRefreshNow)
+				return __state = true;
+
+			__result = cache.Value;
+			return __state = false;
+		}
+
+		[MethodImpl(MethodImplOptions.AggressiveInlining)]
+		public static void Postfix(Thing t, Ideo ideo, bool __state, float __result)
+		{
+			if (!__state)
+				return;
+
+			StyleDominanceCache.Get[new(t, ideo)] = new(__result);
+		}
+	}
+
+	public struct StyleDominanceCacheValue : IIsRefreshable<StyleDominanceCache, StyleDominanceCacheValue>
+	{
+		public float Value;
+		private int _nextRefreshTick;
+
+		public StyleDominanceCacheValue(float value)
+		{
+			Value = value;
+			_nextRefreshTick = Current.Game.tickManager.TicksGame + 512 + Math.Abs(Rand.Int % 256); // Pawn_StyleObserverTracker.StyleObservableTick runs every 900 ticks
+		}
+
+		public bool ShouldRefreshNow
+		{
+			[MethodImpl(MethodImplOptions.AggressiveInlining)]
+			get => _nextRefreshTick < Current.Game.tickManager.TicksGame;
+			set => _nextRefreshTick = value ? 0 : Current.Game.tickManager.TicksGame + 512 + Math.Abs(Rand.Int % 256);
+		}
+
+		StyleDominanceCacheValue IIsRefreshable<StyleDominanceCache, StyleDominanceCacheValue>.SetNewValue(StyleDominanceCache key) => throw new NotImplementedException();
+	}
+}