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LeavesMC/leaves-server/minecraft-patches/features/0070-Fix-villagers-dont-release-memory.patch
2025-06-05 17:53:18 +08:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: violetc <58360096+s-yh-china@users.noreply.github.com>
Date: Sat, 22 Jul 2023 12:00:59 +0800
Subject: [PATCH] Fix villagers dont release memory
diff --git a/net/minecraft/world/entity/Entity.java b/net/minecraft/world/entity/Entity.java
index 556c7a1358af9733585d5a8ddf4c9fe5fabc127e..4133f8da3ca93b9519cecad68cc50f9bdf86cc94 100644
--- a/net/minecraft/world/entity/Entity.java
+++ b/net/minecraft/world/entity/Entity.java
@@ -3822,7 +3822,7 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
return this;
}
- private Entity teleportCrossDimension(ServerLevel level, TeleportTransition teleportTransition) {
+ protected Entity teleportCrossDimension(ServerLevel level, TeleportTransition teleportTransition) { // Leaves - private -> protected
List<Entity> passengers = this.getPassengers();
List<Entity> list = new ArrayList<>(passengers.size());
this.ejectPassengers();
diff --git a/net/minecraft/world/entity/npc/Villager.java b/net/minecraft/world/entity/npc/Villager.java
index e0e0d2ea7fc60e3142c675404d152eca60263240..956b949b42a7041290838dde816d3b79e1f9e0d4 100644
--- a/net/minecraft/world/entity/npc/Villager.java
+++ b/net/minecraft/world/entity/npc/Villager.java
@@ -1033,4 +1033,19 @@ public class Villager extends AbstractVillager implements ReputationEventHandler
return super.applyImplicitComponent(component, value);
}
}
+
+ // Leaves start - fixes a memory leak when villagers get moved to another world
+ @Override
+ public Entity teleportCrossDimension(ServerLevel world, net.minecraft.world.level.portal.TeleportTransition transition) {
+ if (org.leavesmc.leaves.LeavesConfig.performance.villagersDontReleaseMemoryFix) {
+ this.releaseAllPois();
+ this.getBrain().eraseMemory(MemoryModuleType.HOME);
+ this.getBrain().eraseMemory(MemoryModuleType.JOB_SITE);
+ this.getBrain().eraseMemory(MemoryModuleType.POTENTIAL_JOB_SITE);
+ this.getBrain().eraseMemory(MemoryModuleType.MEETING_POINT);
+ this.refreshBrain(transition.newLevel());
+ }
+ return super.teleportCrossDimension(world, transition);
+ }
+ // Leaves end - fixes a memory leak when villagers get moved to another world
}