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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Wed, 5 Jul 2023 23:11:53 +0100
Subject: [PATCH] Reset mainSupportingBlockPos on some teleport calls
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index b777547cb9f8edf4e7b3c2cfb894f8cd1b1a35a5..5330840a44e1a4eb39554ac7d59f355d74476562 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -1739,11 +1739,13 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic
}
this.internalTeleport(d0, d1, d2, f, f1, set);
+ this.player.mainSupportingBlockPos = Optional.empty();
return event.isCancelled(); // CraftBukkit - Return event status
}
public void teleport(Location dest) {
this.internalTeleport(dest.getX(), dest.getY(), dest.getZ(), dest.getYaw(), dest.getPitch(), Collections.emptySet());
+ this.player.mainSupportingBlockPos = Optional.empty();
}
public void internalTeleport(double d0, double d1, double d2, float f, float f1, Set<RelativeMovement> set) { // Paper
diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index 3ffb92a82e17af467afb18c81accc482a93d6a6f..305b43071aa1cf8feee75fae757bb7734ae33771 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -1369,7 +1369,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {
}
protected BlockPos getOnPos(float offset) {
- if (this.mainSupportingBlockPos.isPresent()) {
+ if (this.mainSupportingBlockPos.isPresent() && this.level().getChunkIfLoadedImmediately(this.mainSupportingBlockPos.get()) != null) { // Paper - ensure no loads
BlockPos blockposition = (BlockPos) this.mainSupportingBlockPos.get();
if (offset <= 1.0E-5F) {
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index 5b201d2c21f04e0223970035e0631f8f92ea0d3a..318a57f34d304fe00670eb207968138c1fe9d1fb 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -1381,6 +1381,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
// Check if the fromWorld and toWorld are the same.
if (fromWorld == toWorld) {
entity.connection.internalTeleport(to.getX(), to.getY(), to.getZ(), to.getYaw(), to.getPitch(), relativeArguments); // Paper - Teleport API
+ entity.mainSupportingBlockPos = Optional.empty(); // Paper
} else {
// The respawn reason should never be used if the passed location is non null.
server.getHandle().respawn(entity, toWorld, true, to, !toWorld.paperConfig().environment.disableTeleportationSuffocationCheck, null); // Paper
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