Paper/patches/server/0445-Improve-EntityTargetLivingEntityEvent-for-1.16-mobs.patch
Nassim Jahnke 928bcc8d3a
Updated Upstream (Bukkit/CraftBukkit) (#8430)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
09943450 Update SnakeYAML version
5515734f SPIGOT-7162: Incorrect description for Entity#getVehicle javadoc
6f82b381 PR-788: Add getHand() to all relevant events

CraftBukkit Changes:
aaf484f6f SPIGOT-7163: CraftMerchantRecipe doesn't copy demand and specialPrice from BukkitMerchantRecipe
5329dd6fd PR-1107: Add getHand() to all relevant events
93061706e SPIGOT-7045: Ocelots never spawn with babies with spawn reason OCELOT_BABY
2022-10-02 09:56:36 +02:00

60 lines
3.7 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Fri, 3 Jul 2020 15:03:33 -0700
Subject: [PATCH] Improve EntityTargetLivingEntityEvent for 1.16 mobs
CraftBukkit has a bug in their implementation and is incorrectly handling forget
Also adds more target reasons for why it forgot target.
diff --git a/src/main/java/net/minecraft/world/entity/ai/behavior/StopAttackingIfTargetInvalid.java b/src/main/java/net/minecraft/world/entity/ai/behavior/StopAttackingIfTargetInvalid.java
index 44d3c9da39389b72bfc5ee39c1abb6baf9dccdb1..565691aaed71de3efe15dd751fbbbe7849ef56b7 100644
--- a/src/main/java/net/minecraft/world/entity/ai/behavior/StopAttackingIfTargetInvalid.java
+++ b/src/main/java/net/minecraft/world/entity/ai/behavior/StopAttackingIfTargetInvalid.java
@@ -56,15 +56,15 @@ public class StopAttackingIfTargetInvalid<E extends Mob> extends Behavior<E> {
LivingEntity entityliving = this.getAttackTarget(entity);
if (!entity.canAttack(entityliving)) {
- this.clearAttackTarget(entity);
+ this.clearAttackTarget(entity, org.bukkit.event.entity.EntityTargetEvent.TargetReason.TARGET_INVALID); // Paper
} else if (this.canGrowTiredOfTryingToReachTarget && StopAttackingIfTargetInvalid.isTiredOfTryingToReachTarget(entity)) {
- this.clearAttackTarget(entity);
+ this.clearAttackTarget(entity, org.bukkit.event.entity.EntityTargetEvent.TargetReason.FORGOT_TARGET); // Paper
} else if (this.isCurrentTargetDeadOrRemoved(entity)) {
- this.clearAttackTarget(entity);
+ this.clearAttackTarget(entity, org.bukkit.event.entity.EntityTargetEvent.TargetReason.TARGET_DIED); // Paper
} else if (this.isCurrentTargetInDifferentLevel(entity)) {
- this.clearAttackTarget(entity);
+ this.clearAttackTarget(entity, org.bukkit.event.entity.EntityTargetEvent.TargetReason.TARGET_OTHER_LEVEL); // Paper
} else if (this.stopAttackingWhen.test(this.getAttackTarget(entity))) {
- this.clearAttackTarget(entity);
+ this.clearAttackTarget(entity, org.bukkit.event.entity.EntityTargetEvent.TargetReason.TARGET_INVALID); // Paper
}
}
@@ -88,17 +88,20 @@ public class StopAttackingIfTargetInvalid<E extends Mob> extends Behavior<E> {
return optional.isPresent() && !((LivingEntity) optional.get()).isAlive();
}
- protected void clearAttackTarget(E entity) {
+ protected void clearAttackTarget(E entity, EntityTargetEvent.TargetReason reason) {
// CraftBukkit start
- LivingEntity old = entity.getBrain().getMemory(MemoryModuleType.ATTACK_TARGET).orElse(null);
- EntityTargetEvent event = CraftEventFactory.callEntityTargetLivingEvent(entity, null, (old != null && !old.isAlive()) ? EntityTargetEvent.TargetReason.TARGET_DIED : EntityTargetEvent.TargetReason.FORGOT_TARGET);
+ // Paper start - fix this event
+ // LivingEntity old = entity.getBrain().getMemory(MemoryModuleType.ATTACK_TARGET).orElse(null);
+ EntityTargetEvent event = CraftEventFactory.callEntityTargetLivingEvent(entity, null, reason);
if (event.isCancelled()) {
return;
}
- if (event.getTarget() != null) {
+ // comment out, bad logic - bad
+ /*if (event.getTarget() != null) {
entity.getBrain().setMemory(MemoryModuleType.ATTACK_TARGET, ((CraftLivingEntity) event.getTarget()).getHandle());
return;
- }
+ }*/
+ // Paper end
// CraftBukkit end
this.onTargetErased.accept(entity, this.getAttackTarget(entity));
entity.getBrain().eraseMemory(MemoryModuleType.ATTACK_TARGET);