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https://github.com/PaperMC/Paper.git
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49 lines
3.6 KiB
Diff
49 lines
3.6 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Jake Potrebic <jake.m.potrebic@gmail.com>
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Date: Fri, 9 Dec 2022 03:10:23 -0800
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Subject: [PATCH] Improve/fix EntityTargetLivingEntityEvent
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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
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index 7ae873f391b1c22a57f504490eabe7da558a6ec2..212e307077dfa274a4d4e4192760de23a75ef12a 100644
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--- a/src/main/java/net/minecraft/world/entity/ai/behavior/StopAttackingIfTargetInvalid.java
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+++ b/src/main/java/net/minecraft/world/entity/ai/behavior/StopAttackingIfTargetInvalid.java
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@@ -47,17 +47,30 @@ public class StopAttackingIfTargetInvalid {
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if (entityinsentient.canAttack(entityliving) && (!shouldForgetIfTargetUnreachable || !StopAttackingIfTargetInvalid.isTiredOfTryingToReachTarget(entityinsentient, behaviorbuilder_b.tryGet(memoryaccessor1))) && entityliving.isAlive() && entityliving.level == entityinsentient.level && !alternativeCondition.test(entityliving)) {
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return true;
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} else {
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+ // Paper start - better track target change reason
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+ final EntityTargetEvent.TargetReason reason;
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+ if (!entityinsentient.canAttack(entityliving)) {
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+ reason = EntityTargetEvent.TargetReason.TARGET_INVALID;
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+ } else if (shouldForgetIfTargetUnreachable && StopAttackingIfTargetInvalid.isTiredOfTryingToReachTarget(entityinsentient, behaviorbuilder_b.tryGet(memoryaccessor1))) {
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+ reason = EntityTargetEvent.TargetReason.FORGOT_TARGET;
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+ } else if (!entityliving.isAlive()) {
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+ reason = EntityTargetEvent.TargetReason.TARGET_DIED;
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+ } else if (entityliving.level != entityinsentient.level) {
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+ reason = EntityTargetEvent.TargetReason.TARGET_OTHER_LEVEL;
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+ } else {
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+ reason = EntityTargetEvent.TargetReason.TARGET_INVALID;
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+ }
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+ // Paper end
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// CraftBukkit start
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- LivingEntity old = entityinsentient.getBrain().getMemory(MemoryModuleType.ATTACK_TARGET).orElse(null);
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- EntityTargetEvent event = CraftEventFactory.callEntityTargetLivingEvent(entityinsentient, null, (old != null && !old.isAlive()) ? EntityTargetEvent.TargetReason.TARGET_DIED : EntityTargetEvent.TargetReason.FORGOT_TARGET);
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+ EntityTargetEvent event = CraftEventFactory.callEntityTargetLivingEvent(entityinsentient, null, reason); // Paper
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if (event.isCancelled()) {
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return false;
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}
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- if (event.getTarget() == null) {
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- memoryaccessor.erase();
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- return true;
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- }
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- entityliving = ((CraftLivingEntity) event.getTarget()).getHandle();
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+ // if (event.getTarget() == null) { // Paper - this is wrong, you are skipping the forgetCallback
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+ // memoryaccessor.erase();
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+ // return true;
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+ // }
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+ // entityliving = ((CraftLivingEntity) event.getTarget()).getHandle();
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// CraftBukkit end
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forgetCallback.accept(entityinsentient, entityliving);
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memoryaccessor.erase();
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