bbradson
84 lines
2.6 KiB
C#
84 lines
2.6 KiB
C#
// Copyright (c) 2023 bradson
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at https://mozilla.org/MPL/2.0/.
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using SharedAltarCache
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= PerformanceFish.Cache.ByIndex<RimWorld.Ideo,
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PerformanceFish.ThoughtWorker_Precept_AltarSharingOptimization.SharedAltarCacheValue>;
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namespace PerformanceFish;
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public sealed class ThoughtWorker_Precept_AltarSharingOptimization : ClassWithFishPatches
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{
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public sealed class SharedAltar_Patch : FirstPriorityFishPatch
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{
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public override string Description { get; }
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= "Caches results of ideology's shared altar thoughtworker and throttles it to wait a minimum of 128 ticks "
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+ "between refreshes. Quite impactful on performance";
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public override MethodBase TargetMethodInfo { get; } = AccessTools.Method(
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typeof(ThoughtWorker_Precept_AltarSharing), nameof(ThoughtWorker_Precept_AltarSharing.SharedAltar));
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public static bool Prefix(ThoughtWorker_Precept_AltarSharing __instance, Pawn pawn, ref Thing? __result,
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out bool __state)
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{
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if (!pawn.IsSpawned())
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{
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__result = null;
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return __state = false;
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}
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ref var cache = ref SharedAltarCache.Get.GetReference(pawn.Ideo);
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if (cache.Dirty)
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return __state = true;
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__result = cache.thing;
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return __state = false;
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}
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public static void Postfix(Pawn pawn, Thing __result, bool __state)
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{
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if (!__state)
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return;
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SharedAltarCache.Get[pawn.Ideo] = new(pawn, __result);
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}
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}
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public record struct SharedAltarCacheValue
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{
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public Thing? thing;
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private int _nextLateRefreshTick;
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private int _nextEarlyRefreshTick;
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private int _allStructuresListVersion;
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private ListerThings _lister;
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public SharedAltarCacheValue(Pawn pawn, Thing? result)
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{
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thing = result;
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_nextLateRefreshTick = TickHelper.Add(3072, pawn.thingIDNumber, 2048);
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_nextEarlyRefreshTick = TickHelper.Add(128, pawn.thingIDNumber, 128);
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_lister = pawn.GetMap().listerThings;
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_allStructuresListVersion = _lister.listsByGroup[(int)ThingRequestGroup.BuildingArtificial]._version;
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}
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public bool Dirty
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{
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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get
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{
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var ticks = TickHelper.TicksGame;
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return _nextLateRefreshTick < ticks
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|| (_nextEarlyRefreshTick < ticks
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&& _allStructuresListVersion
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!= _lister.listsByGroup[(int)ThingRequestGroup.BuildingArtificial]._version);
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}
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}
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public bool Equals(SharedAltarCacheValue other) => (thing == other.thing) & (_lister == other._lister);
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public override int GetHashCode() => HashCode.Combine(thing, _lister);
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}
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} |