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Paper/patches/server/0202-Add-entity-knockback-events.patch
Jake Potrebic 0e7361704a
Updated Upstream (Bukkit/CraftBukkit/Spigot) (#11284) 
Updated Upstream (Bukkit/CraftBukkit/Spigot)

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:
4068c6aa PR-1053: Change docs for max power in FireworkMeta
6b3c241b SPIGOT-7783, SPIGOT-7784, PR-1051: Add Trial Vault & Spawner event API
5fe300ec PR-1052: Fix broken links and minor improvement for checkstyle.xml

CraftBukkit Changes:
7548afcf2 SPIGOT-7872: Fix crash with event-modified teleports
93480d5d6 SPIGOT-7868, PR-1463: Fix default and max power in FireworkMeta
5060d1a84 SPIGOT-7783, SPIGOT-7784, PR-1460: Add Trial Vault & Spawner event API
11dfcae71 PR-1462: Fix broken links and minor improvement for checkstyle.xml

Spigot Changes:
ca581228 Rebuild patches
2024-08-17 12:39:11 -07:00

320 lines
24 KiB
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Raw Blame History

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Brokkonaut <hannos17@gmx.de>
Date: Mon, 18 Jun 2018 15:46:23 +0200
Subject: [PATCH] Add entity knockback events
- EntityKnockbackEvent
- EntityPushedByEntityAttackEvent
- EntityKnockbackByEntityEvent
Co-authored-by: aerulion <aerulion@gmail.com>
Co-authored-by: Jake Potrebic <jake.m.potrebic@gmail.com>
diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index fd49b9d739b1bbab8cf110659cb83bad03b56102..a2b727dea997ed0d7b1ef677a94b5957f12d5abb 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -1962,7 +1962,21 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
}
public void push(double deltaX, double deltaY, double deltaZ) {
- this.setDeltaMovement(this.getDeltaMovement().add(deltaX, deltaY, deltaZ));
+ // Paper start - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
+ this.push(deltaX, deltaY, deltaZ, null);
+ }
+
+ public void push(double deltaX, double deltaY, double deltaZ, @org.jetbrains.annotations.Nullable Entity pushingEntity) {
+ org.bukkit.util.Vector delta = new org.bukkit.util.Vector(deltaX, deltaY, deltaZ);
+ if (pushingEntity != null) {
+ io.papermc.paper.event.entity.EntityPushedByEntityAttackEvent event = new io.papermc.paper.event.entity.EntityPushedByEntityAttackEvent(this.getBukkitEntity(), io.papermc.paper.event.entity.EntityKnockbackEvent.Cause.PUSH, pushingEntity.getBukkitEntity(), delta);
+ if (!event.callEvent()) {
+ return;
+ }
+ delta = event.getKnockback();
+ }
+ this.setDeltaMovement(this.getDeltaMovement().add(delta.getX(), delta.getY(), delta.getZ()));
+ // Paper end - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
this.hasImpulse = true;
}
diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index cccc60602360f25f0aeddbd16dad2bb63a1728a8..ada79af49d1cafe25ca6c1fb456e1c4c3a42cb73 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -1528,7 +1528,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
d1 = source.getSourcePosition().z() - this.getZ();
}
- this.knockback(0.4000000059604645D, d0, d1, entity1, entity1 == null ? EntityKnockbackEvent.KnockbackCause.DAMAGE : EntityKnockbackEvent.KnockbackCause.ENTITY_ATTACK); // CraftBukkit
+ this.knockback(0.4000000059604645D, d0, d1, entity1, entity1 == null ? io.papermc.paper.event.entity.EntityKnockbackEvent.Cause.DAMAGE : io.papermc.paper.event.entity.EntityKnockbackEvent.Cause.ENTITY_ATTACK); // CraftBukkit // Paper - knockback events
if (!flag) {
this.indicateDamage(d0, d1);
}
@@ -1581,7 +1581,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
}
protected void blockedByShield(LivingEntity target) {
- target.knockback(0.5D, target.getX() - this.getX(), target.getZ() - this.getZ(), null, EntityKnockbackEvent.KnockbackCause.SHIELD_BLOCK); // CraftBukkit
+ target.knockback(0.5D, target.getX() - this.getX(), target.getZ() - this.getZ(), this, io.papermc.paper.event.entity.EntityKnockbackEvent.Cause.SHIELD_BLOCK); // CraftBukkit // Paper - fix attacker & knockback events
}
private boolean checkTotemDeathProtection(DamageSource source) {
@@ -1842,10 +1842,10 @@ public abstract class LivingEntity extends Entity implements Attackable {
public void knockback(double strength, double x, double z) {
// CraftBukkit start - EntityKnockbackEvent
- this.knockback(strength, x, z, null, EntityKnockbackEvent.KnockbackCause.UNKNOWN);
+ this.knockback(strength, x, z, null, io.papermc.paper.event.entity.EntityKnockbackEvent.Cause.UNKNOWN); // Paper - knockback events
}
- public void knockback(double d0, double d1, double d2, Entity attacker, EntityKnockbackEvent.KnockbackCause cause) {
+ public void knockback(double d0, double d1, double d2, @Nullable Entity attacker, io.papermc.paper.event.entity.EntityKnockbackEvent.Cause cause) { // Paper - knockback events
d0 *= 1.0D - this.getAttributeValue(Attributes.KNOCKBACK_RESISTANCE);
if (true || d0 > 0.0D) { // CraftBukkit - Call event even when force is 0
//this.hasImpulse = true; // CraftBukkit - Move down
@@ -1858,13 +1858,17 @@ public abstract class LivingEntity extends Entity implements Attackable {
Vec3 vec3d1 = (new Vec3(d1, 0.0D, d2)).normalize().scale(d0);
- EntityKnockbackEvent event = CraftEventFactory.callEntityKnockbackEvent((org.bukkit.craftbukkit.entity.CraftLivingEntity) this.getBukkitEntity(), attacker, cause, d0, vec3d1, vec3d.x / 2.0D - vec3d1.x, this.onGround() ? Math.min(0.4D, vec3d.y / 2.0D + d0) : vec3d.y, vec3d.z / 2.0D - vec3d1.z);
+ // Paper start - knockback events
+ Vec3 finalVelocity = new Vec3(vec3d.x / 2.0D - vec3d1.x, this.onGround() ? Math.min(0.4D, vec3d.y / 2.0D + d0) : vec3d.y, vec3d.z / 2.0D - vec3d1.z);
+ Vec3 diff = finalVelocity.subtract(vec3d);
+ io.papermc.paper.event.entity.EntityKnockbackEvent event = CraftEventFactory.callEntityKnockbackEvent((org.bukkit.craftbukkit.entity.CraftLivingEntity) this.getBukkitEntity(), attacker, attacker, cause, d0, diff);
+ // Paper end - knockback events
if (event.isCancelled()) {
return;
}
this.hasImpulse = true;
- this.setDeltaMovement(event.getFinalKnockback().getX(), event.getFinalKnockback().getY(), event.getFinalKnockback().getZ());
+ this.setDeltaMovement(vec3d.add(event.getKnockback().getX(), event.getKnockback().getY(), event.getKnockback().getZ())); // Paper - knockback events
// CraftBukkit end
}
}
diff --git a/src/main/java/net/minecraft/world/entity/Mob.java b/src/main/java/net/minecraft/world/entity/Mob.java
index b076a6f4710c125767cea374c384228354854e02..4dbd8a3425058692600e6a1493cd5531df20fa72 100644
--- a/src/main/java/net/minecraft/world/entity/Mob.java
+++ b/src/main/java/net/minecraft/world/entity/Mob.java
@@ -1698,7 +1698,7 @@ public abstract class Mob extends LivingEntity implements EquipmentUser, Leashab
if (f1 > 0.0F && target instanceof LivingEntity) {
LivingEntity entityliving = (LivingEntity) target;
- entityliving.knockback((double) (f1 * 0.5F), (double) Mth.sin(this.getYRot() * 0.017453292F), (double) (-Mth.cos(this.getYRot() * 0.017453292F)), this, org.bukkit.event.entity.EntityKnockbackEvent.KnockbackCause.ENTITY_ATTACK); // CraftBukkit
+ entityliving.knockback((double) (f1 * 0.5F), (double) Mth.sin(this.getYRot() * 0.017453292F), (double) (-Mth.cos(this.getYRot() * 0.017453292F)), this, io.papermc.paper.event.entity.EntityKnockbackEvent.Cause.ENTITY_ATTACK); // CraftBukkit // Paper - knockback events
this.setDeltaMovement(this.getDeltaMovement().multiply(0.6D, 1.0D, 0.6D));
}
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
index a7601321fd2cbf62b45162a2d3ee9d59c2f7d077..2d0ca87649702437aa2d7acd8d2cbb57231c77de 100644
--- a/src/main/java/net/minecraft/world/entity/ai/behavior/RamTarget.java
+++ b/src/main/java/net/minecraft/world/entity/ai/behavior/RamTarget.java
@@ -89,7 +89,7 @@ public class RamTarget extends Behavior<Goat> {
float f = 0.25F * (float)(i - j);
float g = Mth.clamp(entity.getSpeed() * 1.65F, 0.2F, 3.0F) + f;
float h = livingEntity.isDamageSourceBlocked(world.damageSources().mobAttack(entity)) ? 0.5F : 1.0F;
- livingEntity.knockback((double)(h * g) * this.getKnockbackForce.applyAsDouble(entity), this.ramDirection.x(), this.ramDirection.z());
+ livingEntity.knockback(h * g * this.getKnockbackForce.applyAsDouble(entity), this.ramDirection.x(), this.ramDirection.z(), entity, io.papermc.paper.event.entity.EntityKnockbackEvent.Cause.ENTITY_ATTACK); // Paper - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
this.finishRam(world, entity);
world.playSound(null, entity, this.getImpactSound.apply(entity), SoundSource.NEUTRAL, 1.0F, 1.0F);
} else if (this.hasRammedHornBreakingBlock(world, entity)) {
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
index aa8909498c26f095060a1df364b9e20d964a6cc3..30502849f79ce0f472e4289043c7d8ec460d3f20 100644
--- 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
@@ -83,7 +83,7 @@ public class SonicBoom extends Behavior<Warden> {
if (target.hurt(world.damageSources().sonicBoom(entity), 10.0F)) {
double d = 0.5 * (1.0 - target.getAttributeValue(Attributes.KNOCKBACK_RESISTANCE));
double e = 2.5 * (1.0 - target.getAttributeValue(Attributes.KNOCKBACK_RESISTANCE));
- target.push(vec33.x() * e, vec33.y() * d, vec33.z() * e);
+ target.push(vec33.x() * e, vec33.y() * d, vec33.z() * e, entity); // Paper - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
}
});
}
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
index f8283405b3c5bd43746a5738be55f600beea40e3..b02a77b486f8d5eee31850de4a1b033fe6a107c7 100644
--- a/src/main/java/net/minecraft/world/entity/boss/enderdragon/EnderDragon.java
+++ b/src/main/java/net/minecraft/world/entity/boss/enderdragon/EnderDragon.java
@@ -465,7 +465,7 @@ public class EnderDragon extends Mob implements Enemy {
double d3 = entity.getZ() - d1;
double d4 = Math.max(d2 * d2 + d3 * d3, 0.1D);
- entity.push(d2 / d4 * 4.0D, 0.20000000298023224D, d3 / d4 * 4.0D);
+ entity.push(d2 / d4 * 4.0D, 0.20000000298023224D, d3 / d4 * 4.0D, this); // Paper - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
if (!this.phaseManager.getCurrentPhase().isSitting() && entityliving.getLastHurtByMobTimestamp() < entity.tickCount - 2) {
DamageSource damagesource = this.damageSources().mobAttack(this);
diff --git a/src/main/java/net/minecraft/world/entity/decoration/BlockAttachedEntity.java b/src/main/java/net/minecraft/world/entity/decoration/BlockAttachedEntity.java
index cf65d8ef8d69a24ceb44d2a5d84c83dfee322a1d..e4eece7bbd14514ec60da26a8744672baa8956f9 100644
--- a/src/main/java/net/minecraft/world/entity/decoration/BlockAttachedEntity.java
+++ b/src/main/java/net/minecraft/world/entity/decoration/BlockAttachedEntity.java
@@ -142,7 +142,7 @@ public abstract class BlockAttachedEntity extends Entity {
}
@Override
- public void push(double deltaX, double deltaY, double deltaZ) {
+ public void push(double deltaX, double deltaY, double deltaZ, @Nullable Entity pushingEntity) { // Paper - override correct overload
if (false && !this.level().isClientSide && !this.isRemoved() && deltaX * deltaX + deltaY * deltaY + deltaZ * deltaZ > 0.0D) { // CraftBukkit - not needed
this.kill();
this.dropItem((Entity) null);
diff --git a/src/main/java/net/minecraft/world/entity/decoration/ItemFrame.java b/src/main/java/net/minecraft/world/entity/decoration/ItemFrame.java
index c6e1e1cb3bf36e86dd910037dc7e70498c1c311f..84dcd662981b1eeb03128e7717f6af44c2b9cff6 100644
--- a/src/main/java/net/minecraft/world/entity/decoration/ItemFrame.java
+++ b/src/main/java/net/minecraft/world/entity/decoration/ItemFrame.java
@@ -128,9 +128,9 @@ public class ItemFrame extends HangingEntity {
}
@Override
- public void push(double deltaX, double deltaY, double deltaZ) {
+ public void push(double deltaX, double deltaY, double deltaZ, @org.jetbrains.annotations.Nullable Entity pushingEntity) { // Paper - add push source entity param
if (!this.fixed) {
- super.push(deltaX, deltaY, deltaZ);
+ super.push(deltaX, deltaY, deltaZ, pushingEntity); // Paper - add push source entity param
}
}
diff --git a/src/main/java/net/minecraft/world/entity/monster/Ravager.java b/src/main/java/net/minecraft/world/entity/monster/Ravager.java
index 1954c95e65abd98973393c636f5257b2a9f27377..4d91bc4b90a208fec789325dbcec8cc56d1a2a8b 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Ravager.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Ravager.java
@@ -258,7 +258,7 @@ public class Ravager extends Raider {
double d1 = entity.getZ() - this.getZ();
double d2 = Math.max(d0 * d0 + d1 * d1, 0.001D);
- entity.push(d0 / d2 * 4.0D, 0.2D, d1 / d2 * 4.0D);
+ entity.push(d0 / d2 * 4.0D, 0.2D, d1 / d2 * 4.0D, this); // Paper - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
}
@Override
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
index a6c33abcbbfc0851c8fa979163de145a578f97a6..18389b3befe31b224010e55244fbcb7c2802845e 100644
--- a/src/main/java/net/minecraft/world/entity/monster/hoglin/HoglinBase.java
+++ b/src/main/java/net/minecraft/world/entity/monster/hoglin/HoglinBase.java
@@ -47,7 +47,7 @@ public interface HoglinBase {
double j = f * (double)(attacker.level().random.nextFloat() * 0.5F + 0.2F);
Vec3 vec3 = new Vec3(g, 0.0, h).normalize().scale(j).yRot(i);
double k = f * (double)attacker.level().random.nextFloat() * 0.5;
- target.push(vec3.x, k, vec3.z);
+ target.push(vec3.x, k, vec3.z, attacker); // Paper - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
target.hurtMarked = true;
}
}
diff --git a/src/main/java/net/minecraft/world/entity/player/Player.java b/src/main/java/net/minecraft/world/entity/player/Player.java
index d6bbeaf3833a4c44ed05243445edd813e3f15dcb..1b13096da1f0bc49efe25677ec24e6abe7ff2879 100644
--- a/src/main/java/net/minecraft/world/entity/player/Player.java
+++ b/src/main/java/net/minecraft/world/entity/player/Player.java
@@ -1301,9 +1301,9 @@ public abstract class Player extends LivingEntity {
if (target instanceof LivingEntity) {
LivingEntity entityliving1 = (LivingEntity) target;
- entityliving1.knockback((double) (f5 * 0.5F), (double) Mth.sin(this.getYRot() * 0.017453292F), (double) (-Mth.cos(this.getYRot() * 0.017453292F)));
+ entityliving1.knockback((double) (f5 * 0.5F), (double) Mth.sin(this.getYRot() * 0.017453292F), (double) (-Mth.cos(this.getYRot() * 0.017453292F)), this, io.papermc.paper.event.entity.EntityKnockbackEvent.Cause.ENTITY_ATTACK); // Paper - knockback events
} else {
- target.push((double) (-Mth.sin(this.getYRot() * 0.017453292F) * f5 * 0.5F), 0.1D, (double) (Mth.cos(this.getYRot() * 0.017453292F) * f5 * 0.5F));
+ target.push((double) (-Mth.sin(this.getYRot() * 0.017453292F) * f5 * 0.5F), 0.1D, (double) (Mth.cos(this.getYRot() * 0.017453292F) * f5 * 0.5F), this); // Paper - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
}
this.setDeltaMovement(this.getDeltaMovement().multiply(0.6D, 1.0D, 0.6D));
@@ -1331,7 +1331,7 @@ public abstract class Player extends LivingEntity {
continue;
}
// CraftBukkit end
- entityliving2.knockback(0.4000000059604645D, (double) Mth.sin(this.getYRot() * 0.017453292F), (double) (-Mth.cos(this.getYRot() * 0.017453292F)));
+ entityliving2.knockback(0.4000000059604645D, (double) Mth.sin(this.getYRot() * 0.017453292F), (double) (-Mth.cos(this.getYRot() * 0.017453292F)), this, io.papermc.paper.event.entity.EntityKnockbackEvent.Cause.SWEEP_ATTACK); // CraftBukkit // Paper - knockback events
// entityliving2.hurt(damagesource, f7); // CraftBukkit - moved up
Level world = this.level();
diff --git a/src/main/java/net/minecraft/world/entity/projectile/AbstractArrow.java b/src/main/java/net/minecraft/world/entity/projectile/AbstractArrow.java
index 230040bef7d2cf9a463cfd9cb3b1b1aa208a7119..6c79997ba46e641de5aa12ff8a3d790d04a5a475 100644
--- a/src/main/java/net/minecraft/world/entity/projectile/AbstractArrow.java
+++ b/src/main/java/net/minecraft/world/entity/projectile/AbstractArrow.java
@@ -519,7 +519,7 @@ public abstract class AbstractArrow extends Projectile {
Vec3 vec3d = this.getDeltaMovement().multiply(1.0D, 0.0D, 1.0D).normalize().scale(d0 * 0.6D * d1);
if (vec3d.lengthSqr() > 0.0D) {
- target.push(vec3d.x, 0.1D, vec3d.z);
+ target.push(vec3d.x, 0.1D, vec3d.z, this); // Paper - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
}
}
diff --git a/src/main/java/net/minecraft/world/entity/projectile/windcharge/AbstractWindCharge.java b/src/main/java/net/minecraft/world/entity/projectile/windcharge/AbstractWindCharge.java
index de2bc78415ab4efb651030be6560d9c9778a1d17..1e00df3fa3c3b61daa3d59ee1173269a6eae3a43 100644
--- a/src/main/java/net/minecraft/world/entity/projectile/windcharge/AbstractWindCharge.java
+++ b/src/main/java/net/minecraft/world/entity/projectile/windcharge/AbstractWindCharge.java
@@ -103,7 +103,7 @@ public abstract class AbstractWindCharge extends AbstractHurtingProjectile imple
}
@Override
- public void push(double deltaX, double deltaY, double deltaZ) {}
+ public void push(double deltaX, double deltaY, double deltaZ, @org.jetbrains.annotations.Nullable Entity pushingEntity) {} // Paper - Add EntityKnockbackByEntityEvent and EntityPushedByEntityAttackEvent
public abstract void explode(Vec3 pos);
diff --git a/src/main/java/net/minecraft/world/level/Explosion.java b/src/main/java/net/minecraft/world/level/Explosion.java
index 6476c644d3da824c5ee4190cb45cde678ff1188f..b216140a8be65e210250358af8daf49344850f20 100644
--- a/src/main/java/net/minecraft/world/level/Explosion.java
+++ b/src/main/java/net/minecraft/world/level/Explosion.java
@@ -297,13 +297,10 @@ public class Explosion {
// CraftBukkit start - Call EntityKnockbackEvent
if (entity instanceof LivingEntity) {
- Vec3 result = entity.getDeltaMovement().add(vec3d1);
- 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);
-
- // SPIGOT-7640: Need to subtract entity movement from the event result,
- // since the code below (the setDeltaMovement call as well as the hitPlayers map)
- // want the vector to be the relative velocity will the event provides the absolute velocity
- vec3d1 = (event.isCancelled()) ? Vec3.ZERO : new Vec3(event.getFinalKnockback().getX(), event.getFinalKnockback().getY(), event.getFinalKnockback().getZ()).subtract(entity.getDeltaMovement());
+ // Paper start - knockback events
+ io.papermc.paper.event.entity.EntityKnockbackEvent event = CraftEventFactory.callEntityKnockbackEvent((org.bukkit.craftbukkit.entity.CraftLivingEntity) entity.getBukkitEntity(), this.source, this.damageSource.getEntity() != null ? this.damageSource.getEntity() : this.source, io.papermc.paper.event.entity.EntityKnockbackEvent.Cause.EXPLOSION, d13, vec3d1);
+ vec3d1 = event.isCancelled() ? Vec3.ZERO : org.bukkit.craftbukkit.util.CraftVector.toNMS(event.getKnockback());
+ // Paper end - knockback events
}
// CraftBukkit end
entity.setDeltaMovement(entity.getDeltaMovement().add(vec3d1));
diff --git a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
index cfdabb93c2d30845af9108552ed9bee9929250ce..9225746382bcecb0bab655a8232fecc09169225d 100644
--- a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
+++ b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
@@ -1938,19 +1938,33 @@ public class CraftEventFactory {
return event;
}
- public static EntityKnockbackEvent callEntityKnockbackEvent(CraftLivingEntity entity, Entity attacker, EntityKnockbackEvent.KnockbackCause cause, double force, Vec3 raw, double x, double y, double z) {
- Vector bukkitRaw = new Vector(-raw.x, raw.y, -raw.z); // Due to how the knockback calculation works, we need to invert x and z.
+ // Paper start - replace knockback events
+ public static io.papermc.paper.event.entity.EntityKnockbackEvent callEntityKnockbackEvent(CraftLivingEntity entity, Entity pusher, Entity attacker, io.papermc.paper.event.entity.EntityKnockbackEvent.Cause cause, double force, Vec3 knockback) {
+ Vector apiKnockback = CraftVector.toBukkit(knockback);
+
+ final Vector currentVelocity = entity.getVelocity();
+ final Vector legacyFinalKnockback = currentVelocity.clone().add(apiKnockback);
+ final org.bukkit.event.entity.EntityKnockbackEvent.KnockbackCause legacyCause = org.bukkit.event.entity.EntityKnockbackEvent.KnockbackCause.valueOf(cause.name());
+ EntityKnockbackEvent legacyEvent;
+ if (pusher != null) {
+ legacyEvent = new EntityKnockbackByEntityEvent(entity, pusher.getBukkitEntity(), legacyCause, force, apiKnockback, legacyFinalKnockback);
+ } else {
+ legacyEvent = new EntityKnockbackEvent(entity, legacyCause, force, apiKnockback, legacyFinalKnockback);
+ }
+ legacyEvent.callEvent();
- EntityKnockbackEvent event;
+ final io.papermc.paper.event.entity.EntityKnockbackEvent event;
+ apiKnockback = legacyEvent.getFinalKnockback().subtract(currentVelocity);
if (attacker != null) {
- event = new EntityKnockbackByEntityEvent(entity, attacker.getBukkitEntity(), cause, force, new Vector(-raw.x, raw.y, -raw.z), new Vector(x, y, z));
+ event = new com.destroystokyo.paper.event.entity.EntityKnockbackByEntityEvent(entity, attacker.getBukkitEntity(), cause, (float) force, apiKnockback);
} else {
- event = new EntityKnockbackEvent(entity, cause, force, new Vector(-raw.x, raw.y, -raw.z), new Vector(x, y, z));
+ event = new io.papermc.paper.event.entity.EntityKnockbackEvent(entity, cause, apiKnockback);
}
-
- Bukkit.getPluginManager().callEvent(event);
+ event.setCancelled(legacyEvent.isCancelled());
+ event.callEvent();
return event;
}
+ // Paper end - replace knockback events
public static void callEntityRemoveEvent(Entity entity, EntityRemoveEvent.Cause cause) {
if (entity instanceof ServerPlayer) {
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