Paper/patches/server/0382-Improve-fix-EntityTargetLivingEntityEvent.patch

36 lines
2.9 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Fri, 9 Dec 2022 03:10:23 -0800
Subject: [PATCH] Improve/fix EntityTargetLivingEntityEvent
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 cc7d161b53a2295fa1745254eafb8a70c7b6c7b2..508d4f391fe563453d7bf6782b3082741c358006 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
@@ -47,9 +47,22 @@ public class StopAttackingIfTargetInvalid {
if (entityinsentient.canAttack(entityliving) && (!shouldForgetIfTargetUnreachable || !StopAttackingIfTargetInvalid.isTiredOfTryingToReachTarget(entityinsentient, behaviorbuilder_b.tryGet(memoryaccessor1))) && entityliving.isAlive() && entityliving.level() == entityinsentient.level() && !alternativeCondition.test(entityliving)) {
return true;
} else {
+ // Paper start - better track target change reason
+ final EntityTargetEvent.TargetReason reason;
+ if (!entityinsentient.canAttack(entityliving)) {
+ reason = EntityTargetEvent.TargetReason.TARGET_INVALID;
+ } else if (shouldForgetIfTargetUnreachable && StopAttackingIfTargetInvalid.isTiredOfTryingToReachTarget(entityinsentient, behaviorbuilder_b.tryGet(memoryaccessor1))) {
+ reason = EntityTargetEvent.TargetReason.FORGOT_TARGET;
+ } else if (!entityliving.isAlive()) {
+ reason = EntityTargetEvent.TargetReason.TARGET_DIED;
+ } else if (entityliving.level() != entityinsentient.level()) {
+ reason = EntityTargetEvent.TargetReason.TARGET_OTHER_LEVEL;
+ } else {
+ reason = EntityTargetEvent.TargetReason.TARGET_INVALID;
+ }
+ // Paper end
// CraftBukkit start
- LivingEntity old = entityinsentient.getBrain().getMemory(MemoryModuleType.ATTACK_TARGET).orElse(null);
- EntityTargetEvent event = CraftEventFactory.callEntityTargetLivingEvent(entityinsentient, null, (old != null && !old.isAlive()) ? EntityTargetEvent.TargetReason.TARGET_DIED : EntityTargetEvent.TargetReason.FORGOT_TARGET);
+ EntityTargetEvent event = CraftEventFactory.callEntityTargetLivingEvent(entityinsentient, null, reason); // Paper
if (event.isCancelled()) {
return false;
}