From 4c316e36a664c4e661098dff4a8af51ebeb71ac0 Mon Sep 17 00:00:00 2001
From: hut <hut@hut.pm>
Date: Wed, 24 Apr 2024 04:36:49 +0200
Subject: [PATCH] despawn asteroids only when they're 1km+ away

---
 src/world.rs | 16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

diff --git a/src/world.rs b/src/world.rs
index 469fe3a..3ab8f01 100644
--- a/src/world.rs
+++ b/src/world.rs
@@ -172,7 +172,7 @@ fn spawn_despawn_asteroids(
     q_player: Query<&Position, With<actor::PlayerCamera>>,
     mut ew_despawn: EventWriter<DespawnEvent>,
     mut db: ResMut<ActiveAsteroids>,
-    mut q_asteroid: Query<&SceneInstance, With<Asteroid>>,
+    q_asteroid: Query<(&Position, &SceneInstance), With<Asteroid>>,
     mut last_player_cell: Local<I64Vec3>,
     id2pos: Res<actor::Id2Pos>,
     asset_server: Res<AssetServer>,
@@ -216,12 +216,14 @@ fn spawn_despawn_asteroids(
             || origin.y < y_min || origin.y > y_max
             || origin.z < z_min || origin.z > z_max
         {
-            if let Ok(sceneinstance) = q_asteroid.get(asteroid.entity) {
-                ew_despawn.send(DespawnEvent {
-                    entity: asteroid.entity,
-                    sceneinstance: **sceneinstance,
-                    origin: origin.clone(),
-                });
+            if let Ok((pos, sceneinstance)) = q_asteroid.get(asteroid.entity) {
+                if pos.0.distance(player.0) > 1000.0 {
+                    ew_despawn.send(DespawnEvent {
+                        entity: asteroid.entity,
+                        sceneinstance: **sceneinstance,
+                        origin: origin.clone(),
+                    });
+                }
             } else {
                 error!("Couldn't despawn asteroid:");
                 dbg!(origin);