From cf66c4be100c898c64d57f9b92f31f809764dc2e Mon Sep 17 00:00:00 2001
From: mat <git@matdoes.dev>
Date: Thu, 6 Mar 2025 04:11:05 +0000
Subject: fix despawning entities on dimension change

---
 azalea-entity/src/plugin/indexing.rs | 6 +++---
 azalea-entity/src/plugin/mod.rs      | 3 +++
 2 files changed, 6 insertions(+), 3 deletions(-)

(limited to 'azalea-entity/src')

diff --git a/azalea-entity/src/plugin/indexing.rs b/azalea-entity/src/plugin/indexing.rs
index 21dd273a..fefecb06 100644
--- a/azalea-entity/src/plugin/indexing.rs
+++ b/azalea-entity/src/plugin/indexing.rs
@@ -7,7 +7,7 @@ use azalea_world::{Instance, InstanceContainer, InstanceName, MinecraftEntityId}
 use bevy_ecs::{
     component::Component,
     entity::Entity,
-    query::{Added, Changed},
+    query::{Added, Changed, Without},
     system::{Commands, Query, Res, ResMut, Resource},
 };
 use derive_more::{Deref, DerefMut};
@@ -16,7 +16,7 @@ use tracing::{debug, warn};
 use uuid::Uuid;
 
 use super::LoadedBy;
-use crate::{EntityUuid, Position};
+use crate::{EntityUuid, LocalEntity, Position};
 
 #[derive(Resource, Default)]
 pub struct EntityUuidIndex {
@@ -152,7 +152,7 @@ pub fn remove_despawned_entities_from_indexes(
             &InstanceName,
             &LoadedBy,
         ),
-        Changed<LoadedBy>,
+        (Changed<LoadedBy>, Without<LocalEntity>),
     >,
 ) {
     for (entity, uuid, minecraft_id, position, instance_name, loaded_by) in &query {
diff --git a/azalea-entity/src/plugin/mod.rs b/azalea-entity/src/plugin/mod.rs
index bddb4b66..b6ae369f 100644
--- a/azalea-entity/src/plugin/mod.rs
+++ b/azalea-entity/src/plugin/mod.rs
@@ -206,6 +206,9 @@ pub fn update_bounding_box(mut query: Query<(&Position, &mut Physics), Changed<P
 
 /// Marks an entity that's in a loaded chunk. This is updated at the beginning
 /// of every tick.
+///
+/// Internally, this is only used for player physics. Not to be confused with
+/// the somewhat similarly named [`LoadedBy`].
 #[derive(Component, Clone, Debug, Copy)]
 pub struct InLoadedChunk;
 
-- 
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