missionz3r0
62 lines
1.6 KiB
C#
62 lines
1.6 KiB
C#
// Copyright (c) 2024 bradson, missionz3r0
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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 System.Linq;
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using System.Reflection.Emit;
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using Verse.AI;
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namespace PerformanceFish.JobSystem;
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public sealed class Toils_BedOptimization : ClassWithFishPatches
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{
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public sealed class FailOnBedNoLongerUsable_Patch : FishPatch
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{
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public override string Description { get; }
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= "Adds a HashOffset to skip BedNoLongerUsable calls every tick.";
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public override MethodBase TargetMethodInfo { get; }
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= FindDelegateMethod(
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AccessTools.Method(typeof(Toils_Bed), nameof(Toils_Bed.FailOnBedNoLongerUsable), [typeof(Toil), typeof(TargetIndex), typeof(TargetIndex)]),
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"FailOn"
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);
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public static bool Prefix(ref bool __result)
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{
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if (TickHelper.MatchesModulo(64))
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return true;
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return __result = false;
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}
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}
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private static MethodBase FindDelegateMethod(
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MethodBase containingMethod,
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string secondOrderMethod
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)
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{
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var body = PatchProcessor.ReadMethodBody(containingMethod).ToList();
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for (var i = 0; i < body.Count; i++)
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{
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var (opcode, operand) = body[i];
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if (operand is not MethodInfo info || info.Name != secondOrderMethod)
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continue;
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while (--i >= 0)
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{
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(opcode, operand) = body[i];
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if (opcode == OpCodes.Ldftn)
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return (MethodBase)operand;
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}
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break;
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}
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throw new InvalidOperationException(
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$"Performance Fish failed to find a delegate called from method {secondOrderMethod} within method {containingMethod}"
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);
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}
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}
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