save/load avatar setting from config file

src/game.rs

@@ -147,6 +147,7 @@ pub fn setup(mut settings: ResMut<Settings>, prefs: Res<var::Preferences>) {
     settings.set_noise_cancellation_mode(prefs.noise_cancellation_mode);
     settings.third_person = prefs.third_person;
     settings.shadows_sun = prefs.shadows_sun;
+    settings.ar_avatar = prefs.avatar;
 }
 
 pub fn handle_game_event(

src/hud.rs

@@ -1281,6 +1281,7 @@ fn update_overlay_visibility(
 fn update_avatar(
     mut commands: Commands,
     mut settings: ResMut<Settings>,
+    mut prefs: ResMut<var::Preferences>,
     asset_server: Res<AssetServer>,
     q_avatar: Query<(Entity, &SceneInstance), With<PlayerAvatar>>,
     q_player: Query<Entity, With<actor::Player>>,
@@ -1289,6 +1290,9 @@ fn update_avatar(
     if settings.ar_avatar >= PLAYER_AR_AVATARS.len() {
         settings.ar_avatar = settings.ar_avatar % PLAYER_AR_AVATARS.len();
     }
+    prefs.avatar = settings.ar_avatar;
+    prefs.save();
+
     let ava = if let Some(ava) = PLAYER_AR_AVATARS.get(settings.ar_avatar) {
         ava
     } else {

src/var.rs

@@ -456,6 +456,7 @@ pub struct Preferences {
     pub noise_cancellation_mode: usize,
     pub third_person: bool,
     pub shadows_sun: bool,
+    pub avatar: usize,
 
     #[serde(skip)]
     pub source_file: Option<String>,