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Mirror von https://github.com/PaperMC/Paper.git synchronisiert 2024-12-16 03:20:07 +01:00
Paper/patches/server/0494-Fix-Entity-Teleportation-and-cancel-velocity-if-tele.patch
Nassim Jahnke d385af0e01
Updated Upstream (Bukkit/CraftBukkit)
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:
0a4b84d6 SPIGOT-7003: Add missing PlayerAnimationType
830db7d5 SPIGOT-5984: Add non deprecated / magic value way to set pixel in MapCanvas
20caf8ff PR-754: Add DamageCause.SONIC_BOOM

CraftBukkit Changes:
576a03704 SPIGOT-7003: Add missing PlayerAnimationType
0dcc5fdd0 SPIGOT-5984: Add non deprecated / magic value way to set pixel in MapCanvas
d75aacb43 Update Netty version
3b34c6bea SPIGOT-7044: Modified RandomSourceWrapper to ensure random is not null before setting seed
4b60bfd18 PR-1059: Add DamageCause.SONIC_BOOM
2022-06-09 13:55:33 +02:00

84 Zeilen
5.0 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Tue, 25 Aug 2020 20:45:36 -0400
Subject: [PATCH] Fix Entity Teleportation and cancel velocity if teleported
Uses correct setPositionRotation for Entity teleporting instead of setLocation
as this is how Vanilla teleports entities.
Cancel any pending motion when teleported.
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 84943c80d4a331b18652854f3ae75b509fde806b..2e6bb067197121c72d249fc31ce46b8b0b17263b 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -721,7 +721,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
return;
}
- this.player.absMoveTo(this.awaitingPositionFromClient.x, this.awaitingPositionFromClient.y, this.awaitingPositionFromClient.z, this.player.getYRot(), this.player.getXRot());
+ this.player.moveTo(this.awaitingPositionFromClient.x, this.awaitingPositionFromClient.y, this.awaitingPositionFromClient.z, this.player.getYRot(), this.player.getXRot()); // Paper - use proper moveTo for teleportation
this.lastGoodX = this.awaitingPositionFromClient.x;
this.lastGoodY = this.awaitingPositionFromClient.y;
this.lastGoodZ = this.awaitingPositionFromClient.z;
@@ -1603,7 +1603,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
// CraftBukkit end
this.awaitingTeleportTime = this.tickCount;
- this.player.absMoveTo(d0, d1, d2, f, f1);
+ this.player.moveTo(d0, d1, d2, f, f1); // Paper - use proper moveTo for teleportation
this.player.connection.send(new ClientboundPlayerPositionPacket(d0 - d3, d1 - d4, d2 - d5, f - f2, f1 - f3, set, this.awaitingTeleport, flag));
}
diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index f6df40664b07bf958331e3d1e88a239dd12fb96b..ab520a5a34109d2b8c11d0ffe7eeb4fb8889cbbe 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -157,6 +157,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {
// CraftBukkit start
private static final int CURRENT_LEVEL = 2;
+ public boolean preserveMotion = true; // Paper - keep initial motion on first setPositionRotation
static boolean isLevelAtLeast(CompoundTag tag, int level) {
return tag.contains("Bukkit.updateLevel") && tag.getInt("Bukkit.updateLevel") >= level;
}
@@ -1650,6 +1651,13 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {
}
public void moveTo(double x, double y, double z, float yaw, float pitch) {
+ // Paper - cancel entity velocity if teleported
+ if (!preserveMotion) {
+ this.deltaMovement = Vec3.ZERO;
+ } else {
+ this.preserveMotion = false;
+ }
+ // Paper end
this.setPosRaw(x, y, z);
this.setYRot(yaw);
this.setXRot(pitch);
diff --git a/src/main/java/net/minecraft/world/level/BaseSpawner.java b/src/main/java/net/minecraft/world/level/BaseSpawner.java
index e3d8814cbad30da795632afddf8ebc87eff72106..ee619590aa49323059947fbaee9e88d61df99789 100644
--- a/src/main/java/net/minecraft/world/level/BaseSpawner.java
+++ b/src/main/java/net/minecraft/world/level/BaseSpawner.java
@@ -163,6 +163,7 @@ public abstract class BaseSpawner {
return;
}
+ entity.preserveMotion = true; // Paper - preserve entity motion from tag
entity.moveTo(entity.getX(), entity.getY(), entity.getZ(), randomsource.nextFloat() * 360.0F, 0.0F);
if (entity instanceof Mob) {
Mob entityinsentient = (Mob) entity;
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
index 904ce802b2aaebc1f48f7c444e2611fefa14f9a5..a16f343864e87dfe768e2697d6834a0244ba49b1 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
@@ -590,7 +590,7 @@ public abstract class CraftEntity implements org.bukkit.entity.Entity {
}
// entity.setLocation() throws no event, and so cannot be cancelled
- this.entity.absMoveTo(location.getX(), location.getY(), location.getZ(), location.getYaw(), location.getPitch());
+ entity.moveTo(location.getX(), location.getY(), location.getZ(), location.getYaw(), location.getPitch()); // Paper - use proper moveTo, as per vanilla teleporting
// SPIGOT-619: Force sync head rotation also
this.entity.setYHeadRot(location.getYaw());