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-rw-r--r--azalea-client/src/local_player.rs14
-rw-r--r--azalea-client/src/plugins/packet/game/mod.rs7
-rw-r--r--azalea-client/tests/login_to_dimension_with_same_name.rs136
3 files changed, 155 insertions, 2 deletions
diff --git a/azalea-client/src/local_player.rs b/azalea-client/src/local_player.rs
index 455cc470..bf1609ab 100644
--- a/azalea-client/src/local_player.rs
+++ b/azalea-client/src/local_player.rs
@@ -144,6 +144,20 @@ impl InstanceHolder {
))),
}
}
+
+ /// Reset the `Instance` to a new reference to an empty instance, but with
+ /// the same registries as the current one.
+ ///
+ /// This is used by Azalea when entering the config state.
+ pub fn reset(&mut self) {
+ let registries = self.instance.read().registries.clone();
+
+ let mut new_instance = Instance::default();
+ new_instance.registries = registries;
+ self.instance = Arc::new(RwLock::new(new_instance));
+
+ self.partial_instance.write().reset();
+ }
}
#[derive(Error, Debug)]
diff --git a/azalea-client/src/plugins/packet/game/mod.rs b/azalea-client/src/plugins/packet/game/mod.rs
index 71766f8b..b301973f 100644
--- a/azalea-client/src/plugins/packet/game/mod.rs
+++ b/azalea-client/src/plugins/packet/game/mod.rs
@@ -1496,10 +1496,11 @@ impl GamePacketHandler<'_> {
pub fn start_configuration(&mut self, _p: &ClientboundStartConfiguration) {
debug!("Got start configuration packet");
- as_system::<(Commands, Query<&mut RawConnection>)>(
+ as_system::<(Commands, Query<(&mut RawConnection, &mut InstanceHolder)>)>(
self.ecs,
|(mut commands, mut query)| {
- let Some(mut raw_conn) = query.get_mut(self.player).ok() else {
+ let Some((mut raw_conn, mut instance_holder)) = query.get_mut(self.player).ok()
+ else {
warn!("Got start configuration packet but player doesn't have a RawConnection");
return;
};
@@ -1515,6 +1516,8 @@ impl GamePacketHandler<'_> {
.insert(crate::client::InConfigState)
.remove::<crate::JoinedClientBundle>()
.remove::<EntityBundle>();
+
+ instance_holder.reset();
},
);
}
diff --git a/azalea-client/tests/login_to_dimension_with_same_name.rs b/azalea-client/tests/login_to_dimension_with_same_name.rs
new file mode 100644
index 00000000..be362bb7
--- /dev/null
+++ b/azalea-client/tests/login_to_dimension_with_same_name.rs
@@ -0,0 +1,136 @@
+use azalea_client::{InConfigState, InGameState, InstanceHolder, test_simulation::*};
+use azalea_core::{position::ChunkPos, resource_location::ResourceLocation};
+use azalea_entity::LocalEntity;
+use azalea_protocol::packets::{
+ ConnectionProtocol, Packet,
+ config::{ClientboundFinishConfiguration, ClientboundRegistryData},
+ game::ClientboundStartConfiguration,
+};
+use azalea_registry::{DataRegistry, DimensionType};
+use azalea_world::InstanceName;
+use bevy_log::tracing_subscriber;
+use simdnbt::owned::{NbtCompound, NbtTag};
+
+#[test]
+fn test_login_to_dimension_with_same_name() {
+ let _ = tracing_subscriber::fmt().try_init();
+
+ generic_test_login_to_dimension_with_same_name(true);
+ generic_test_login_to_dimension_with_same_name(false);
+}
+
+fn generic_test_login_to_dimension_with_same_name(using_respawn: bool) {
+ let make_basic_login_or_respawn_packet = if using_respawn {
+ |dimension: DimensionType, instance_name: ResourceLocation| {
+ make_basic_respawn_packet(dimension, instance_name).into_variant()
+ }
+ } else {
+ |dimension: DimensionType, instance_name: ResourceLocation| {
+ make_basic_login_packet(dimension, instance_name).into_variant()
+ }
+ };
+
+ let _ = tracing_subscriber::fmt::try_init();
+
+ let mut simulation = Simulation::new(ConnectionProtocol::Configuration);
+ assert!(simulation.has_component::<InConfigState>());
+ assert!(!simulation.has_component::<InGameState>());
+
+ simulation.receive_packet(ClientboundRegistryData {
+ registry_id: ResourceLocation::new("minecraft:dimension_type"),
+ entries: vec![(
+ ResourceLocation::new("minecraft:overworld"),
+ Some(NbtCompound::from_values(vec![
+ ("height".into(), NbtTag::Int(384)),
+ ("min_y".into(), NbtTag::Int(-64)),
+ ])),
+ )]
+ .into_iter()
+ .collect(),
+ });
+ simulation.tick();
+ simulation.receive_packet(ClientboundFinishConfiguration);
+ simulation.tick();
+
+ assert!(!simulation.has_component::<InConfigState>());
+ assert!(simulation.has_component::<InGameState>());
+ assert!(simulation.has_component::<LocalEntity>());
+
+ //
+ // OVERWORLD 1
+ //
+
+ simulation.receive_packet(make_basic_login_packet(
+ DimensionType::new_raw(0), // overworld
+ ResourceLocation::new("azalea:overworld"),
+ ));
+ simulation.tick();
+
+ assert_eq!(
+ *simulation.component::<InstanceName>(),
+ ResourceLocation::new("azalea:overworld"),
+ "InstanceName should be azalea:overworld after setting dimension to that"
+ );
+
+ simulation.receive_packet(make_basic_empty_chunk(ChunkPos::new(0, 0), (384 + 64) / 16));
+ simulation.tick();
+ // make sure the chunk exists
+ simulation
+ .chunk(ChunkPos::new(0, 0))
+ .expect("chunk should exist");
+
+ //
+ // OVERWORLD 2
+ //
+
+ simulation.receive_packet(ClientboundStartConfiguration);
+ simulation.receive_packet(ClientboundRegistryData {
+ registry_id: ResourceLocation::new("minecraft:dimension_type"),
+ entries: vec![(
+ ResourceLocation::new("minecraft:overworld"),
+ Some(NbtCompound::from_values(vec![
+ ("height".into(), NbtTag::Int(256)),
+ ("min_y".into(), NbtTag::Int(0)),
+ ])),
+ )]
+ .into_iter()
+ .collect(),
+ });
+ simulation.receive_packet(ClientboundFinishConfiguration);
+ simulation.receive_packet(make_basic_login_or_respawn_packet(
+ DimensionType::new_raw(0),
+ ResourceLocation::new("azalea:overworld"),
+ ));
+ simulation.tick();
+
+ assert!(
+ simulation.chunk(ChunkPos::new(0, 0)).is_none(),
+ "chunk should not exist immediately after changing dimensions"
+ );
+ assert_eq!(
+ *simulation.component::<InstanceName>(),
+ ResourceLocation::new("azalea:overworld"),
+ "InstanceName should still be azalea:overworld after changing dimensions to that"
+ );
+ assert_eq!(
+ simulation
+ .component::<InstanceHolder>()
+ .instance
+ .read()
+ .chunks
+ .height,
+ 256
+ );
+
+ simulation.receive_packet(make_basic_empty_chunk(ChunkPos::new(0, 0), 256 / 16));
+ simulation.tick();
+ // make sure the chunk exists
+ simulation
+ .chunk(ChunkPos::new(0, 0))
+ .expect("chunk should exist");
+ simulation.receive_packet(make_basic_login_or_respawn_packet(
+ DimensionType::new_raw(2), // nether
+ ResourceLocation::new("minecraft:nether"),
+ ));
+ simulation.tick();
+}