199 Zeilen
15 KiB
Diff
199 Zeilen
15 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Brokkonaut <hannos17@gmx.de>
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Date: Mon, 18 Jun 2018 15:46:23 +0200
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Subject: [PATCH] Add EntityKnockbackByEntityEvent and
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EntityPushedByEntityAttackEvent
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Co-authored-by: aerulion <aerulion@gmail.com>
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This event is called when an entity receives knockback by another entity.
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diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
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index 6fbde57320a58600f8c4b9ce598fa93bd2772e8b..cf907e0c1a89639639b6453032f8f6fe4e05a81c 100644
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--- a/src/main/java/net/minecraft/world/entity/Entity.java
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+++ b/src/main/java/net/minecraft/world/entity/Entity.java
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@@ -1856,8 +1856,22 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, S
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}
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public void push(double deltaX, double deltaY, double deltaZ) {
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- this.setDeltaMovement(this.getDeltaMovement().add(deltaX, deltaY, deltaZ));
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+ // Paper start - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
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+ this.push(deltaX, deltaY, deltaZ, null);
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+ }
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+
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+ public void push(double deltaX, double deltaY, double deltaZ, @org.jetbrains.annotations.Nullable Entity pushingEntity) {
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+ org.bukkit.util.Vector delta = new org.bukkit.util.Vector(deltaX, deltaY, deltaZ);
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+ if (pushingEntity != null) {
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+ io.papermc.paper.event.entity.EntityPushedByEntityAttackEvent event = new io.papermc.paper.event.entity.EntityPushedByEntityAttackEvent(getBukkitEntity(), pushingEntity.getBukkitEntity(), delta);
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+ if (!event.callEvent()) {
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+ return;
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+ }
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+ delta = event.getAcceleration();
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+ }
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+ this.setDeltaMovement(this.getDeltaMovement().add(delta.getX(), delta.getY(), delta.getZ()));
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this.hasImpulse = true;
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+ // Paper end - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
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}
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protected void markHurt() {
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diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
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index 001179978a81f2f7f1c56270b2a131dda7aaa881..4324c1d8d03f69bb40740269170fd70a317d299e 100644
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--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
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+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
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@@ -1561,7 +1561,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
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}
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protected void blockedByShield(LivingEntity target) {
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- target.knockback(0.5D, target.getX() - this.getX(), target.getZ() - this.getZ(), null, EntityKnockbackEvent.KnockbackCause.SHIELD_BLOCK); // CraftBukkit
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+ target.knockback(0.5D, target.getX() - this.getX(), target.getZ() - this.getZ(), this, EntityKnockbackEvent.KnockbackCause.SHIELD_BLOCK); // CraftBukkit // Paper - fix attacker
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}
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private boolean checkTotemDeathProtection(DamageSource source) {
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@@ -1824,7 +1824,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
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this.knockback(strength, x, z, null, EntityKnockbackEvent.KnockbackCause.UNKNOWN);
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}
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- public void knockback(double d0, double d1, double d2, Entity attacker, EntityKnockbackEvent.KnockbackCause cause) {
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+ public void knockback(double d0, double d1, double d2, @Nullable Entity attacker, EntityKnockbackEvent.KnockbackCause cause) { // Paper - add nullable to attacker param
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d0 *= 1.0D - this.getAttributeValue(Attributes.KNOCKBACK_RESISTANCE);
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if (true || d0 > 0.0D) { // CraftBukkit - Call event even when force is 0
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//this.hasImpulse = true; // CraftBukkit - Move down
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@@ -1836,8 +1836,22 @@ public abstract class LivingEntity extends Entity implements Attackable {
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return;
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}
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+ // Paper start - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
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+ final org.bukkit.util.Vector currentMovement = this.getBukkitEntity().getVelocity();
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+ org.bukkit.util.Vector resultingMovement = event.getFinalKnockback();
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+ final org.bukkit.util.Vector deltaMovement = resultingMovement.clone().subtract(currentMovement);
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+ if (attacker != null) {
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+ final com.destroystokyo.paper.event.entity.EntityKnockbackByEntityEvent knockbackEvent = new com.destroystokyo.paper.event.entity.EntityKnockbackByEntityEvent(this.getBukkitLivingEntity(), attacker.getBukkitEntity(), (float) event.getForce(), deltaMovement);
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+ if (!knockbackEvent.callEvent()) {
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+ return;
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+ }
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+
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+ // Back from delta to the absolute vector
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+ resultingMovement = currentMovement.add(knockbackEvent.getAcceleration());
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+ }
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this.hasImpulse = true;
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- this.setDeltaMovement(event.getFinalKnockback().getX(), event.getFinalKnockback().getY(), event.getFinalKnockback().getZ());
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+ this.setDeltaMovement(resultingMovement.getX(), resultingMovement.getY(), resultingMovement.getZ());
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+ // Paper end - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
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// CraftBukkit end
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}
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}
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diff --git a/src/main/java/net/minecraft/world/entity/ai/behavior/RamTarget.java b/src/main/java/net/minecraft/world/entity/ai/behavior/RamTarget.java
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index e319a46a21a94314c5d496820b1ac4879dcf56b9..fcc0a7789c79b956f097bc6d34e0c37e0b90a2db 100644
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--- a/src/main/java/net/minecraft/world/entity/ai/behavior/RamTarget.java
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+++ b/src/main/java/net/minecraft/world/entity/ai/behavior/RamTarget.java
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@@ -77,7 +77,7 @@ public class RamTarget extends Behavior<Goat> {
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float f = 0.25F * (float)(i - j);
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float g = Mth.clamp(entity.getSpeed() * 1.65F, 0.2F, 3.0F) + f;
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float h = livingEntity.isDamageSourceBlocked(world.damageSources().mobAttack(entity)) ? 0.5F : 1.0F;
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- livingEntity.knockback((double)(h * g) * this.getKnockbackForce.applyAsDouble(entity), this.ramDirection.x(), this.ramDirection.z());
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+ livingEntity.knockback((double)(h * g) * this.getKnockbackForce.applyAsDouble(entity), this.ramDirection.x(), this.ramDirection.z(), entity, org.bukkit.event.entity.EntityKnockbackEvent.KnockbackCause.ENTITY_ATTACK); // Paper - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
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this.finishRam(world, entity);
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world.playSound((Player)null, entity, this.getImpactSound.apply(entity), SoundSource.NEUTRAL, 1.0F, 1.0F);
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} else if (this.hasRammedHornBreakingBlock(world, entity)) {
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diff --git a/src/main/java/net/minecraft/world/entity/ai/behavior/warden/SonicBoom.java b/src/main/java/net/minecraft/world/entity/ai/behavior/warden/SonicBoom.java
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index 29cfd065f246bbd3d3c2a5bbd32c3f4813a02951..771d798fa3b367043129f41101c65f13f0b466fa 100644
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--- a/src/main/java/net/minecraft/world/entity/ai/behavior/warden/SonicBoom.java
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+++ b/src/main/java/net/minecraft/world/entity/ai/behavior/warden/SonicBoom.java
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@@ -68,7 +68,7 @@ public class SonicBoom extends Behavior<Warden> {
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target.hurt(world.damageSources().sonicBoom(entity), 10.0F);
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double d = 0.5D * (1.0D - target.getAttributeValue(Attributes.KNOCKBACK_RESISTANCE));
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double e = 2.5D * (1.0D - target.getAttributeValue(Attributes.KNOCKBACK_RESISTANCE));
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- target.push(vec33.x() * e, vec33.y() * d, vec33.z() * e);
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+ target.push(vec33.x() * e, vec33.y() * d, vec33.z() * e, entity); // Paper - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
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});
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}
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}
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diff --git a/src/main/java/net/minecraft/world/entity/boss/enderdragon/EnderDragon.java b/src/main/java/net/minecraft/world/entity/boss/enderdragon/EnderDragon.java
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index f5ce6423b8146cc741023e15004fe9814a035da8..666c62d796cae9a70516680e26196f7e02c53918 100644
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--- a/src/main/java/net/minecraft/world/entity/boss/enderdragon/EnderDragon.java
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+++ b/src/main/java/net/minecraft/world/entity/boss/enderdragon/EnderDragon.java
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@@ -458,7 +458,7 @@ public class EnderDragon extends Mob implements Enemy {
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double d3 = entity.getZ() - d1;
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double d4 = Math.max(d2 * d2 + d3 * d3, 0.1D);
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- entity.push(d2 / d4 * 4.0D, 0.20000000298023224D, d3 / d4 * 4.0D);
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+ entity.push(d2 / d4 * 4.0D, 0.20000000298023224D, d3 / d4 * 4.0D, this); // Paper - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
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if (!this.phaseManager.getCurrentPhase().isSitting() && ((LivingEntity) entity).getLastHurtByMobTimestamp() < entity.tickCount - 2) {
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entity.hurt(this.damageSources().mobAttack(this), 5.0F);
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this.doEnchantDamageEffects(this, entity);
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diff --git a/src/main/java/net/minecraft/world/entity/monster/Ravager.java b/src/main/java/net/minecraft/world/entity/monster/Ravager.java
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index 041f1650b853138e4286fe83a08d79d276054ce7..aba20a4352d8983b01ab5d329187588f68d3e405 100644
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--- a/src/main/java/net/minecraft/world/entity/monster/Ravager.java
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+++ b/src/main/java/net/minecraft/world/entity/monster/Ravager.java
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@@ -265,7 +265,7 @@ public class Ravager extends Raider {
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double d1 = entity.getZ() - this.getZ();
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double d2 = Math.max(d0 * d0 + d1 * d1, 0.001D);
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- entity.push(d0 / d2 * 4.0D, 0.2D, d1 / d2 * 4.0D);
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+ entity.push(d0 / d2 * 4.0D, 0.2D, d1 / d2 * 4.0D, this); // Paper - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
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}
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@Override
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diff --git a/src/main/java/net/minecraft/world/entity/monster/hoglin/HoglinBase.java b/src/main/java/net/minecraft/world/entity/monster/hoglin/HoglinBase.java
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index 81003ce3f05c6be6f52a92b86a4721235f4ce12a..cae7e3e85c3b911f50f8a06badf695c3df2847e5 100644
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--- a/src/main/java/net/minecraft/world/entity/monster/hoglin/HoglinBase.java
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+++ b/src/main/java/net/minecraft/world/entity/monster/hoglin/HoglinBase.java
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@@ -40,7 +40,7 @@ public interface HoglinBase {
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double j = f * (double)(attacker.level().random.nextFloat() * 0.5F + 0.2F);
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Vec3 vec3 = (new Vec3(g, 0.0D, h)).normalize().scale(j).yRot(i);
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double k = f * (double)attacker.level().random.nextFloat() * 0.5D;
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- target.push(vec3.x, k, vec3.z);
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+ target.push(vec3.x, k, vec3.z, attacker); // Paper - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
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target.hurtMarked = true;
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}
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}
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diff --git a/src/main/java/net/minecraft/world/entity/player/Player.java b/src/main/java/net/minecraft/world/entity/player/Player.java
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index aad9add92eaff7205383033a0b03d072724bf428..de537f4e89ccadefafb0f3e6075dba5f030f2654 100644
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--- a/src/main/java/net/minecraft/world/entity/player/Player.java
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+++ b/src/main/java/net/minecraft/world/entity/player/Player.java
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@@ -1278,7 +1278,7 @@ public abstract class Player extends LivingEntity {
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if (target instanceof LivingEntity) {
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((LivingEntity) target).knockback((double) ((float) i * 0.5F), (double) Mth.sin(this.getYRot() * 0.017453292F), (double) (-Mth.cos(this.getYRot() * 0.017453292F)), this, EntityKnockbackEvent.KnockbackCause.ENTITY_ATTACK); // CraftBukkit
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} else {
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- target.push((double) (-Mth.sin(this.getYRot() * 0.017453292F) * (float) i * 0.5F), 0.1D, (double) (Mth.cos(this.getYRot() * 0.017453292F) * (float) i * 0.5F));
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+ target.push((double) (-Mth.sin(this.getYRot() * 0.017453292F) * (float) i * 0.5F), 0.1D, (double) (Mth.cos(this.getYRot() * 0.017453292F) * (float) i * 0.5F), this); // Paper - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
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}
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this.setDeltaMovement(this.getDeltaMovement().multiply(0.6D, 1.0D, 0.6D));
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diff --git a/src/main/java/net/minecraft/world/entity/projectile/AbstractArrow.java b/src/main/java/net/minecraft/world/entity/projectile/AbstractArrow.java
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index 0f700442a7559fac5d27d1fb6b3716f3853a9897..f3861cea4eb6a39fa16936383f8dabc6689a58a9 100644
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--- a/src/main/java/net/minecraft/world/entity/projectile/AbstractArrow.java
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+++ b/src/main/java/net/minecraft/world/entity/projectile/AbstractArrow.java
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@@ -409,7 +409,7 @@ public abstract class AbstractArrow extends Projectile {
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Vec3 vec3d = this.getDeltaMovement().multiply(1.0D, 0.0D, 1.0D).normalize().scale((double) this.knockback * 0.6D * d0);
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if (vec3d.lengthSqr() > 0.0D) {
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- entityliving.push(vec3d.x, 0.1D, vec3d.z);
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+ entityliving.push(vec3d.x, 0.1D, vec3d.z, this); // Paper
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}
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}
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diff --git a/src/main/java/net/minecraft/world/level/Explosion.java b/src/main/java/net/minecraft/world/level/Explosion.java
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index 00cfa26783ce0772c75166266ead258a415097bc..ade10a9fd93f4c0f04cd56ce5e1da06af4a05060 100644
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--- a/src/main/java/net/minecraft/world/level/Explosion.java
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+++ b/src/main/java/net/minecraft/world/level/Explosion.java
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@@ -298,7 +298,17 @@ public class Explosion {
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Vec3 result = entity.getDeltaMovement().add(vec3d1);
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org.bukkit.event.entity.EntityKnockbackEvent event = CraftEventFactory.callEntityKnockbackEvent((org.bukkit.craftbukkit.entity.CraftLivingEntity) entity.getBukkitEntity(), this.source, org.bukkit.event.entity.EntityKnockbackEvent.KnockbackCause.EXPLOSION, d13, vec3d1, result.x, result.y, result.z);
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- vec3d1 = (event.isCancelled()) ? Vec3.ZERO : new Vec3(event.getFinalKnockback().getX(), event.getFinalKnockback().getY(), event.getFinalKnockback().getZ());
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+ // Paper start - call EntityKnockbackByEntityEvent for explosions
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+ vec3d1 = (event.isCancelled()) ? Vec3.ZERO : new Vec3(event.getFinalKnockback().getX(), event.getFinalKnockback().getY(), event.getFinalKnockback().getZ()).subtract(entity.getDeltaMovement()); // changes on this line fix a bug where vec3d1 wasn't reassigned with the "change", but instead the final deltaMovement
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+ if (this.damageSource.getEntity() != null || this.source != null) {
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+ final org.bukkit.entity.Entity hitBy = this.damageSource.getEntity() != null ? this.damageSource.getEntity().getBukkitEntity() : this.source.getBukkitEntity();
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+ com.destroystokyo.paper.event.entity.EntityKnockbackByEntityEvent paperEvent = new com.destroystokyo.paper.event.entity.EntityKnockbackByEntityEvent(((LivingEntity) entity).getBukkitLivingEntity(), hitBy, (float) event.getForce(), org.bukkit.craftbukkit.util.CraftVector.toBukkit(vec3d1));
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+ if (!paperEvent.callEvent()) {
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+ continue;
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+ }
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+ vec3d1 = org.bukkit.craftbukkit.util.CraftVector.toNMS(paperEvent.getAcceleration());
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+ }
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+ // Paper end - call EntityKnockbackByEntityEvent for explosions
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}
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// CraftBukkit end
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entity.setDeltaMovement(entity.getDeltaMovement().add(vec3d1));
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