fix errors when switching worlds

azalea-client/src/chunks.rs

@@ -111,7 +111,10 @@ pub fn handle_receive_chunk_events(
             heightmaps,
             &mut instance.chunks,
         ) {
-            error!("Couldn't set chunk data: {e}");
+            error!(
+                "Couldn't set chunk data: {e}. World height: {}",
+                instance.chunks.height
+            );
         }
     }
 }

azalea-client/src/packet_handling/game.rs

@@ -253,13 +253,12 @@ pub fn process_packet_events(ecs: &mut World) {
                         continue;
                     };
 
-                    let dimension_type =
-                        ResourceLocation::new(&p.common.dimension_type.to_string());
+                    let dimension_name = ResourceLocation::new(&p.common.dimension.to_string());
 
-                    let dimension = dimension_type_element
-                        .map
-                        .get(&dimension_type)
-                        .unwrap_or_else(|| panic!("No dimension_type with name {dimension_type}"));
+                    let Some(dimension) = dimension_type_element.map.get(&dimension_name) else {
+                        error!("No dimension_type with name {dimension_name}")
+                        continue;
+                    };
 
                     // add this world to the instance_container (or don't if it's already
                     // there)
@@ -1394,17 +1393,16 @@ pub fn process_packet_events(ecs: &mut World) {
                     let Some(dimension_type_element) =
                         instance_holder.instance.read().registries.dimension_type()
                     else {
-                        error!("Server didn't send dimension type registry, can't log in");
+                        error!("Server didn't send dimension type registry, can't log in.");
                         continue;
                     };
 
-                    let dimension_type =
-                        ResourceLocation::new(&p.common.dimension_type.to_string());
+                    let dimension_name = ResourceLocation::new(&p.common.dimension.to_string());
 
-                    let dimension = dimension_type_element
-                        .map
-                        .get(&dimension_type)
-                        .unwrap_or_else(|| panic!("No dimension_type with name {dimension_type}"));
+                    let Some(dimension) = dimension_type_element.map.get(&dimension_name) else {
+                        error!("No dimension_type with name {dimension_name}");
+                        continue;
+                    };
 
                     // add this world to the instance_container (or don't if it's already
                     // there)

azalea-core/src/registry_holder.rs

@@ -152,7 +152,7 @@ pub struct DimensionTypeElement {
     pub natural: bool,
     pub piglin_safe: bool,
     pub respawn_anchor_works: bool,
-    pub ultrawarm: bool,
+    pub ultrawarm: Option<bool>,
 }
 
 /// Dimension attributes.
@@ -161,7 +161,7 @@ pub struct DimensionTypeElement {
 pub struct DimensionTypeElement {
     pub height: u32,
     pub min_y: i32,
-    pub ultrawarm: bool,
+    pub ultrawarm: Option<bool>,
     #[simdnbt(flatten)]
     pub _extra: HashMap<String, NbtTag>,
 }

azalea-physics/src/fluids.rs

@@ -35,7 +35,7 @@ pub fn update_in_water_state_and_do_fluid_pushing(
             .registries
             .dimension_type()
             .and_then(|d| d.map.get(instance_name).map(|d| d.ultrawarm))
-            == Some(true);
+            == Some(Some(true));
         let lava_push_factor = if is_ultrawarm {
             0.007
         } else {

azalea-protocol/src/packets/common.rs

@@ -7,7 +7,7 @@ use azalea_core::{
 
 #[derive(Clone, Debug, AzBuf)]
 pub struct CommonPlayerSpawnInfo {
-    pub dimension_type: azalea_registry::DimensionType,
+    pub dimension: azalea_registry::DimensionType,
     pub dimension: ResourceLocation,
     pub seed: i64,
     pub game_type: GameMode,

azalea-world/src/container.rs

@@ -9,7 +9,7 @@ use derive_more::{Deref, DerefMut};
 use nohash_hasher::IntMap;
 use parking_lot::RwLock;
 use rustc_hash::FxHashMap;
-use tracing::error;
+use tracing::{debug, error};
 
 use crate::{ChunkStorage, Instance};
 
@@ -43,7 +43,7 @@ impl InstanceContainer {
         self.instances.get(name).and_then(|world| world.upgrade())
     }
 
-    /// Add an empty world to the container (or not if it already exists) and
+    /// Add an empty world to the container (unless it already exists) and
     /// returns a strong reference to the world.
     #[must_use = "the world will be immediately forgotten if unused"]
     pub fn insert(
@@ -74,6 +74,7 @@ impl InstanceContainer {
                 entity_by_id: IntMap::default(),
                 registries: RegistryHolder::default(),
             }));
+            debug!("Added new instance {name}");
             self.instances.insert(name, Arc::downgrade(&world));
             world
         }

registries.txt

@@ -0,0 +1 @@
+{}