papermc/Spigot-Server-Patches/0272-Implement-EntityKnockbackByEntityEvent.patch
Shane Freeder fb25dc17c6 Updated Upstream (Bukkit/CraftBukkit)
Upstream has released updates that appears 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:
da08d022 SPIGOT-4700: Add PlayerFishEvent.State.REEL_IN
0cef14e4 Remove draft API from selectEntities

CraftBukkit Changes:
a46fdbc6 Remove outdated build delay.
3697519b SPIGOT-4708: Fix ExactChoice recipes neglecting material
9ead7009 SPIGOT-4677: Add minecraft.admin.command_feedback permission
c3749a23 Remove the Damage tag from items when it is 0.
f74c7b95 SPIGOT-4706: Can't interact with active item
494eef45 Mention requirement of JIRA ticket for bug fixes
51d62dec SPIGOT-4702: Exception when middle clicking certain slots
be557e69 SPIGOT-4700: Add PlayerFishEvent.State.REEL_IN
2019-04-22 22:36:14 +01:00

46 lines
1.9 KiB
Diff

From b554c6c2f5953c364a8872108a0f6fd331225c31 Mon Sep 17 00:00:00 2001
From: Brokkonaut <hannos17@gmx.de>
Date: Mon, 18 Jun 2018 15:46:23 +0200
Subject: [PATCH] Implement EntityKnockbackByEntityEvent
This event is called when an entity receives knockback by another entity.
diff --git a/src/main/java/net/minecraft/server/EntityLiving.java b/src/main/java/net/minecraft/server/EntityLiving.java
index deb50b84f7..164e4b412a 100644
--- a/src/main/java/net/minecraft/server/EntityLiving.java
+++ b/src/main/java/net/minecraft/server/EntityLiving.java
@@ -1251,6 +1251,12 @@ public abstract class EntityLiving extends Entity {
this.impulse = true;
float f1 = MathHelper.sqrt(d0 * d0 + d1 * d1);
+ // Paper start - preserve old velocity
+ double oldMotX = this.motX;
+ double oldMotY = this.motY;
+ double oldMotZ = this.motZ;
+ // Paper end
+
this.motX /= 2.0D;
this.motZ /= 2.0D;
this.motX -= d0 / (double) f1 * (double) f;
@@ -1263,6 +1269,18 @@ public abstract class EntityLiving extends Entity {
}
}
+ // Paper start - call EntityKnockbackByEntityEvent
+ org.bukkit.util.Vector delta = new org.bukkit.util.Vector(this.motX - oldMotX, this.motY - oldMotY, this.motZ - oldMotZ);
+ // Restore old velocity to be able to access it in the event
+ this.motX = oldMotX;
+ this.motY = oldMotY;
+ this.motZ = oldMotZ;
+ if (entity == null || new com.destroystokyo.paper.event.entity.EntityKnockbackByEntityEvent((LivingEntity) getBukkitEntity(), entity.getBukkitEntity(), f, delta).callEvent()) {
+ this.motX += delta.getX();
+ this.motY += delta.getY();
+ this.motZ += delta.getZ();
+ }
+ // Paper end
}
}
--
2.21.0