PaperMC/patches/server-unmapped/0518-Improve-EntityTargetLivingEntityEvent-for-1.16-mobs.patch
2021-06-11 14:02:28 +02:00

59 lines
3.2 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/BehaviorAttackTargetForget.java b/src/main/java/net/minecraft/world/entity/ai/behavior/BehaviorAttackTargetForget.java
index ad2e4be7483d39aeb7be3727aba6a5fe89ea9602..05c507270ff5b4c0d684d0fc4a69ee47618cd281 100644
--- a/src/main/java/net/minecraft/world/entity/ai/behavior/BehaviorAttackTargetForget.java
+++ b/src/main/java/net/minecraft/world/entity/ai/behavior/BehaviorAttackTargetForget.java
@@ -33,15 +33,15 @@ public class BehaviorAttackTargetForget<E extends EntityInsentient> extends Beha
protected void a(WorldServer worldserver, E e0, long i) {
if (a((EntityLiving) e0)) {
- this.d(e0);
+ this.d(e0, org.bukkit.event.entity.EntityTargetEvent.TargetReason.FORGOT_TARGET); // Paper
} else if (this.c(e0)) {
- this.d(e0);
+ this.d(e0, org.bukkit.event.entity.EntityTargetEvent.TargetReason.TARGET_DIED); // Paper
} else if (this.a(e0)) {
- this.d(e0);
+ this.d(e0, org.bukkit.event.entity.EntityTargetEvent.TargetReason.TARGET_OTHER_LEVEL); // Paper
} else if (!IEntitySelector.f.test(this.b(e0))) {
- this.d(e0);
+ this.d(e0, org.bukkit.event.entity.EntityTargetEvent.TargetReason.TARGET_INVALID); // Paper
} else if (this.b.test(this.b(e0))) {
- this.d(e0);
+ this.d(e0, org.bukkit.event.entity.EntityTargetEvent.TargetReason.TARGET_INVALID); // Paper
}
}
@@ -65,17 +65,20 @@ public class BehaviorAttackTargetForget<E extends EntityInsentient> extends Beha
return optional.isPresent() && !((EntityLiving) optional.get()).isAlive();
}
- private void d(E e0) {
+ private void d(E e0, EntityTargetEvent.TargetReason reason) {
// CraftBukkit start
- EntityLiving old = e0.getBehaviorController().getMemory(MemoryModuleType.ATTACK_TARGET).orElse(null);
- EntityTargetEvent event = CraftEventFactory.callEntityTargetLivingEvent(e0, null, (old != null && !old.isAlive()) ? EntityTargetEvent.TargetReason.TARGET_DIED : EntityTargetEvent.TargetReason.FORGOT_TARGET);
+ // Paper start - fix this event
+ //EntityLiving old = e0.getBehaviorController().getMemory(MemoryModuleType.ATTACK_TARGET).orElse(null);
+ EntityTargetEvent event = CraftEventFactory.callEntityTargetLivingEvent(e0, null, reason);
if (event.isCancelled()) {
return;
}
- if (event.getTarget() != null) {
+ // comment out, bad logic - bad
+ /*if (event.getTarget() != null) {
e0.getBehaviorController().setMemory(MemoryModuleType.ATTACK_TARGET, ((CraftLivingEntity) event.getTarget()).getHandle());
return;
- }
+ }*/
+ // Paper end
// CraftBukkit end
e0.getBehaviorController().removeMemory(MemoryModuleType.ATTACK_TARGET);
}