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Return WeakEnchantmentManager

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FatSaw
2022-04-27 22:04:16 +03:00
parent 16eb219b60
commit a540b150aa
1 changed files with 95 additions and 0 deletions
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sources/src/main/java/io/akarin/server/mixin/optimization/WeakEnchantmentManager.java Normal file
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/*
* This file is part of Sponge, licensed under the MIT License (MIT).
*
* Copyright (c) SpongePowered <https://www.spongepowered.org>
* Copyright (c) contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package io.akarin.server.mixin.optimization;
import org.spongepowered.asm.mixin.Final;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.Overwrite;
import org.spongepowered.asm.mixin.Shadow;
import net.minecraft.server.DamageSource;
import net.minecraft.server.EnchantmentManager;
import net.minecraft.server.Entity;
import net.minecraft.server.EntityHuman;
import net.minecraft.server.EntityLiving;
import net.minecraft.server.ItemStack;
/**
* Fixes MC-128547(https://bugs.mojang.com/browse/MC-128547)
*/
@Mixin(value = EnchantmentManager.class, remap = false)
public abstract class WeakEnchantmentManager {
@Shadow(aliases = "a") @Final private static EnchantmentManager.EnchantmentModifierProtection protection;
@Shadow(aliases = "c") @Final private static EnchantmentManager.EnchantmentModifierThorns thorns;
@Shadow(aliases = "d") @Final private static EnchantmentManager.EnchantmentModifierArthropods arthropods;
@Shadow private static void a(EnchantmentManager.EnchantmentModifier modifier, Iterable<ItemStack> iterable) {}
@Shadow private static void a(EnchantmentManager.EnchantmentModifier modifier, ItemStack itemstack) {}
@Overwrite
public static int a(Iterable<ItemStack> iterable, DamageSource damageSource) {
protection.a = 0; // OBFHELPER: damageModifier
protection.b = damageSource;
a(protection, iterable); // OBFHELPER: applyEnchantmentModifierArray
protection.b = null; // Akarin - Remove reference to Damagesource
return protection.a;
}
@Overwrite
public static void a(EntityLiving user, Entity attacker) { // OBFHELPER: applyThornEnchantments
thorns.b = attacker;
thorns.a = user;
if (user != null) {
a(thorns, user.aQ()); // OBFHELPER: applyEnchantmentModifierArray - getEquipmentAndArmor
}
if (attacker instanceof EntityHuman) {
a(thorns, user.getItemInMainHand()); // OBFHELPER: applyEnchantmentModifier
}
// Akarin Start - remove references to entity objects to avoid memory leaks
thorns.b = null;
thorns.a = null;
// Akarin end
}
@Overwrite
public static void b(EntityLiving user, Entity target) { // OBFHELPER: applyArthropodEnchantments
arthropods.a = user;
arthropods.b = target;
if (user != null) {
a(arthropods, user.aQ()); // OBFHELPER: applyEnchantmentModifierArray - getEquipmentAndArmor
}
if (user instanceof EntityHuman) {
a(arthropods, user.getItemInMainHand()); // OBFHELPER: applyEnchantmentModifier
}
// Akarin Start - remove references to entity objects to avoid memory leaks
arthropods.a = null;
arthropods.b = null;
// Akarin end
}
}