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: 14883d6b SPIGOT-6078: Add SmithItemEvent and expand SmithingInventory API CraftBukkit Changes: 115244c7 SPIGOT-6078: Add SmithItemEvent and expand SmithingInventory API
72 lines
4.4 KiB
Diff
72 lines
4.4 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Aikar <aikar@aikar.co>
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Date: Tue, 25 Aug 2020 20:45:36 -0400
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Subject: [PATCH] Fix Entity Teleportation and cancel velocity if teleported
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Uses correct setPositionRotation for Entity teleporting instead of setLocation
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as this is how Vanilla teleports entities.
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Cancel any pending motion when teleported.
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diff --git a/src/main/java/net/minecraft/server/network/PlayerConnection.java b/src/main/java/net/minecraft/server/network/PlayerConnection.java
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index 1d154ef60fd979340cf925748251669e860d4094..68f8a7f227c4d683d4c13d634ccfbabe759e82b3 100644
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--- a/src/main/java/net/minecraft/server/network/PlayerConnection.java
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+++ b/src/main/java/net/minecraft/server/network/PlayerConnection.java
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@@ -693,7 +693,7 @@ public class PlayerConnection implements PacketListenerPlayIn {
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public void a(PacketPlayInTeleportAccept packetplayinteleportaccept) {
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PlayerConnectionUtils.ensureMainThread(packetplayinteleportaccept, this, this.player.getWorldServer());
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if (packetplayinteleportaccept.b() == this.teleportAwait && this.teleportPos != null) { // CraftBukkit
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- this.player.setLocation(this.teleportPos.x, this.teleportPos.y, this.teleportPos.z, this.player.yaw, this.player.pitch);
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+ this.player.setPositionRotation(this.teleportPos.x, this.teleportPos.y, this.teleportPos.z, this.player.yaw, this.player.pitch); // Paper - use proper setPositionRotation for teleportation
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this.o = this.teleportPos.x;
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this.p = this.teleportPos.y;
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this.q = this.teleportPos.z;
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@@ -1537,7 +1537,7 @@ public class PlayerConnection implements PacketListenerPlayIn {
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// CraftBukkit end
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this.A = this.e;
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- this.player.setLocation(d0, d1, d2, f, f1);
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+ this.player.setPositionRotation(d0, d1, d2, f, f1); // Paper - use proper setPositionRotation for teleportation
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this.player.forceCheckHighPriority(); // Paper
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this.player.playerConnection.sendPacket(new PacketPlayOutPosition(d0 - d3, d1 - d4, d2 - d5, f - f2, f1 - f3, set, this.teleportAwait));
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}
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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 743d4725c0a26a8abd0a98eed2ec45ffba6211ad..344862c3f479ae7b6d4f929c9ef7882aba983ffb 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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@@ -145,6 +145,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, ne
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// CraftBukkit start
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private static final int CURRENT_LEVEL = 2;
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+ boolean preserveMotion = true; // Paper - keep initial motion on first setPositionRotation
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static boolean isLevelAtLeast(NBTTagCompound tag, int level) {
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return tag.hasKey("Bukkit.updateLevel") && tag.getInt("Bukkit.updateLevel") >= level;
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}
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@@ -1408,6 +1409,13 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, ne
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}
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public void setPositionRotation(double d0, double d1, double d2, float f, float f1) {
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+ // Paper - cancel entity velocity if teleported
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+ if (!preserveMotion) {
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+ this.mot = Vec3D.ORIGIN;
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+ } else {
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+ this.preserveMotion = false;
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+ }
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+ // Paper end
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this.g(d0, d1, d2);
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this.yaw = f;
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this.pitch = f1;
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diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
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index 387f6f6fa9bbb1cce544cfb907f68c7993752dd7..fb52a60437d48282f3e99e7eccb0e76b446155f9 100644
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--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
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+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
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@@ -558,7 +558,7 @@ public abstract class CraftEntity implements org.bukkit.entity.Entity {
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}
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// entity.setLocation() throws no event, and so cannot be cancelled
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- entity.setLocation(location.getX(), location.getY(), location.getZ(), location.getYaw(), location.getPitch());
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+ entity.setPositionRotation(location.getX(), location.getY(), location.getZ(), location.getYaw(), location.getPitch()); // Paper - use proper setPosition, as per vanilla teleporting
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// SPIGOT-619: Force sync head rotation also
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entity.setHeadRotation(location.getYaw());
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((net.minecraft.server.level.WorldServer) entity.world).chunkCheck(entity); // Spigot - register to new chunk
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