Add asteroid destruction sound

src/objects.rs

@@ -115,6 +115,7 @@ pub fn split_asteroids(
     mut respawn_events: MessageWriter<SpawnAsteroid>,
     mut commands: Commands,
     query: Query<(&Transform, &Asteroid, &Velocity)>,
+    game_assets: Res<GameAssets>,
 ) {
     for event in destroy_events.read() {
         if let Ok((transform, rock, velocity)) = query.get(event.0) {
@@ -137,6 +138,12 @@ pub fn split_asteroids(
             // Always despawn the asteroid. New ones (may) be spawned in it's
             // place, but this one is gone.
             commands.entity(event.0).despawn();
+
+            // Play a sound for the asteroid exploding
+            commands.spawn((
+                AudioPlayer::new(game_assets.asteroid_crack_sound()),
+                PlaybackSettings::DESPAWN,
+            ));
         }
     }
 }

src/resources.rs

@@ -58,7 +58,7 @@ impl Default for WorldSize {
 pub struct GameAssets {
     meshes: [Handle<Mesh>; 5],
     materials: [Handle<ColorMaterial>; 7],
-    sounds: [Handle<AudioSource>; 2],
+    sounds: [Handle<AudioSource>; 3],
 }
 
 impl GameAssets {
@@ -105,6 +105,10 @@ impl GameAssets {
     pub fn laser_sound(&self) -> Handle<AudioSource> {
         self.sounds[1].clone()
     }
+
+    pub fn asteroid_crack_sound(&self) -> Handle<AudioSource> {
+        self.sounds[2].clone()
+    }
 }
 
 impl FromWorld for GameAssets {
@@ -135,7 +139,8 @@ impl FromWorld for GameAssets {
         let loader = world.resource_mut::<AssetServer>();
         let sounds = [
             loader.load("explosionCrunch_004.ogg"),
-            loader.load("laserSmall_001.ogg")
+            loader.load("laserSmall_001.ogg"),
+            loader.load("explosionCrunch_000.ogg"),
         ];
         GameAssets {
             meshes,