pause physics + bevy systems in menu or when window is defocused

src/actor.rs

@@ -35,29 +35,35 @@ impl Plugin for ActorPlugin {
         app.add_systems(
             FixedUpdate,
             (
-                update_physics_lifeforms,
-                update_power,
-                handle_gravity,
-                handle_wants_maxrotation,
-                handle_wants_maxvelocity.run_if(any_with_component::<WantsMaxVelocity>),
-                handle_wants_lookat.run_if(alive),
+                update_physics_lifeforms.run_if(game_running),
+                update_power.run_if(game_running),
+                handle_gravity.run_if(game_running),
+                handle_wants_maxrotation.run_if(game_running),
+                handle_wants_maxvelocity
+                    .run_if(game_running)
+                    .run_if(any_with_component::<WantsMaxVelocity>),
+                handle_wants_lookat.run_if(game_running).run_if(alive),
             ),
         );
         app.add_systems(
             PostUpdate,
             handle_gforce
+                .run_if(game_running)
                 .after(PhysicsSet::Sync)
                 .after(sync::position_to_transform),
         );
         app.add_systems(
             Update,
             (
-                handle_input.run_if(in_control),
-                handle_collisions,
-                handle_damage,
+                handle_input.run_if(in_control).run_if(game_running),
+                handle_collisions.run_if(game_running),
+                handle_damage.run_if(game_running),
             ),
         );
-        app.add_systems(PostUpdate, (handle_vehicle_enter_exit,));
+        app.add_systems(
+            PostUpdate,
+            (handle_vehicle_enter_exit.run_if(game_running),),
+        );
         app.add_event::<VehicleEnterExitEvent>();
     }
 }

src/camera.rs

@@ -32,15 +32,23 @@ pub struct CameraPlugin;
 impl Plugin for CameraPlugin {
     fn build(&self, app: &mut App) {
         app.add_systems(Startup, setup_camera);
-        app.add_systems(Update, handle_input.run_if(in_control));
-        app.add_systems(Update, update_map_only_object_visibility.run_if(alive));
+        app.add_systems(Update, handle_input.run_if(in_control).run_if(game_running));
+        app.add_systems(
+            Update,
+            update_map_only_object_visibility
+                .run_if(alive)
+                .run_if(game_running),
+        );
         app.add_systems(
             PostUpdate,
-            manage_player_actor.in_set(sync::SyncSet::PositionToTransform),
+            manage_player_actor
+                .run_if(game_running)
+                .in_set(sync::SyncSet::PositionToTransform),
         );
         app.add_systems(
             PostUpdate,
             sync_camera_to_player
+                .run_if(game_running)
                 .after(PhysicsSet::Sync)
                 .after(apply_input_to_player)
                 .before(TransformSystem::TransformPropagate),
@@ -48,12 +56,16 @@ impl Plugin for CameraPlugin {
         app.add_systems(
             PostUpdate,
             update_mapcam_center
+                .run_if(game_running)
                 .before(sync::position_to_transform)
                 .in_set(sync::SyncSet::PositionToTransform),
         );
-        app.add_systems(Update, update_map_camera.run_if(in_control));
-        app.add_systems(Update, update_fov.run_if(alive));
-        app.add_systems(PreUpdate, apply_input_to_player);
+        app.add_systems(
+            Update,
+            update_map_camera.run_if(in_control).run_if(game_running),
+        );
+        app.add_systems(Update, update_fov.run_if(alive).run_if(game_running));
+        app.add_systems(PreUpdate, apply_input_to_player.run_if(game_running));
         app.insert_resource(MapCam::default());
 
         // To center the renderer origin on the player camera,
@@ -66,6 +78,7 @@ impl Plugin for CameraPlugin {
         app.add_systems(
             PostUpdate,
             position_to_transform
+                .run_if(game_running)
                 .after(sync::position_to_transform)
                 .in_set(sync::SyncSet::PositionToTransform),
         );

src/chat.rs

@@ -75,12 +75,20 @@ impl Plugin for ChatPlugin {
         app.add_systems(
             Update,
             (
-                handle_reply_keys.before(handle_chat_timer),
-                handle_chat_timer.before(handle_chat_events),
-                handle_new_conversations.before(handle_chat_events),
-                handle_chat_events.before(handle_chat_scripts),
-                handle_chat_scripts,
-                update_chat_variables,
+                handle_reply_keys
+                    .run_if(game_running)
+                    .before(handle_chat_timer),
+                handle_chat_timer
+                    .run_if(game_running)
+                    .before(handle_chat_events),
+                handle_new_conversations
+                    .run_if(game_running)
+                    .before(handle_chat_events),
+                handle_chat_events
+                    .run_if(game_running)
+                    .before(handle_chat_scripts),
+                handle_chat_scripts.run_if(game_running),
+                update_chat_variables.run_if(game_running),
             ),
         );
         app.add_event::<StartConversationEvent>();

src/cmd.rs

@@ -29,15 +29,21 @@ impl Plugin for CmdPlugin {
         app.add_systems(
             Update,
             handle_spawn_events
+                .run_if(game_running)
                 .before(spawn_entities)
                 .before(spawn_scenes),
         );
-        app.add_systems(Update, spawn_entities);
-        app.add_systems(Update, spawn_scenes.after(spawn_entities));
-        app.add_systems(Update, process_mesh);
+        app.add_systems(Update, spawn_entities.run_if(game_running));
+        app.add_systems(
+            Update,
+            spawn_scenes.run_if(game_running).after(spawn_entities),
+        );
+        app.add_systems(Update, process_mesh.run_if(game_running));
         app.add_systems(
             PreUpdate,
-            hide_colliders.run_if(any_with_component::<NeedsSceneColliderRemoved>),
+            hide_colliders
+                .run_if(game_running)
+                .run_if(any_with_component::<NeedsSceneColliderRemoved>),
         );
         app.add_event::<SpawnEvent>();
         app.add_event::<SpawnActorEvent>();

src/common.rs

@@ -72,6 +72,10 @@ pub fn in_control(settings: Res<Settings>) -> bool {
     return settings.in_control();
 }
 
+pub fn game_running(settings: Res<Settings>) -> bool {
+    return settings.is_game_running();
+}
+
 pub fn in_shadow(
     light_source_pos: DVec3,
     light_source_r: f64,

src/game.rs

@@ -26,20 +26,28 @@ pub struct GamePlugin;
 impl Plugin for GamePlugin {
     fn build(&self, app: &mut App) {
         app.add_systems(Startup, setup);
-        app.add_systems(Update, handle_cheats.run_if(in_control));
-        app.add_systems(Update, debug);
+        app.add_systems(
+            Update,
+            handle_cheats.run_if(game_running).run_if(in_control),
+        );
+        app.add_systems(Update, debug.run_if(game_running));
         app.add_systems(PostUpdate, handle_game_event);
-        app.add_systems(PreUpdate, handle_player_death);
+        app.add_systems(Update, handle_window_focus);
+        app.add_systems(PreUpdate, handle_player_death.run_if(game_running));
         app.add_systems(
             PostUpdate,
-            update_id2pos.in_set(bevy_xpbd_3d::plugins::sync::SyncSet::PositionToTransform),
+            update_id2pos
+                .run_if(game_running)
+                .in_set(bevy_xpbd_3d::plugins::sync::SyncSet::PositionToTransform),
         );
         app.add_systems(PostUpdate, update_id2v);
         app.add_systems(
             Update,
-            handle_achievement_event.run_if(on_event::<AchievementEvent>()),
+            handle_achievement_event
+                .run_if(game_running)
+                .run_if(on_event::<AchievementEvent>()),
         );
-        app.add_systems(Update, check_achievements);
+        app.add_systems(Update, check_achievements.run_if(game_running));
         app.insert_resource(Id2Pos(HashMap::new()));
         app.insert_resource(Id2V(HashMap::new()));
         app.insert_resource(JupiterPos(DVec3::ZERO));
@@ -609,3 +617,19 @@ fn check_achievements(
         ew_achievement.send(AchievementEvent::InJupitersShadow);
     }
 }
+
+fn handle_window_focus(
+    mut settings: ResMut<Settings>,
+    mut er_focus: EventReader<bevy::window::WindowFocused>,
+    mut physicstime: ResMut<Time<Physics>>,
+) {
+    for event in er_focus.read() {
+        settings.window_focused = event.focused;
+    }
+
+    if settings.is_game_running() {
+        physicstime.unpause();
+    } else {
+        physicstime.pause();
+    }
+}

src/hud.rs

@@ -57,26 +57,31 @@ impl Plugin for HudPlugin {
         app.add_systems(
             Update,
             (
-                update_hud,
-                update_dashboard,
-                update_speedometer,
-                update_gauges,
-                handle_input.run_if(in_control),
-                handle_target_event,
+                update_hud.run_if(game_running),
+                update_dashboard.run_if(game_running),
+                update_speedometer.run_if(game_running),
+                update_gauges.run_if(game_running),
+                handle_input.run_if(game_running).run_if(in_control),
+                handle_target_event.run_if(game_running),
             ),
         );
         app.add_systems(
             PostUpdate,
             (
-                update_overlay_visibility,
-                update_avatar.run_if(on_event::<UpdateAvatarEvent>()),
+                update_overlay_visibility.run_if(game_running),
+                update_avatar
+                    .run_if(game_running)
+                    .run_if(on_event::<UpdateAvatarEvent>()),
                 update_ar_overlays
+                    .run_if(game_running)
                     .after(camera::position_to_transform)
                     .in_set(sync::SyncSet::PositionToTransform),
                 update_poi_overlays
+                    .run_if(game_running)
                     .after(camera::position_to_transform)
                     .in_set(sync::SyncSet::PositionToTransform),
                 update_target_selectagon
+                    .run_if(game_running)
                     .after(PhysicsSet::Sync)
                     .after(camera::apply_input_to_player)
                     .before(TransformSystem::TransformPropagate),

src/var.rs

@@ -39,6 +39,7 @@ pub struct Settings {
     pub god_mode: bool,
     pub version: String,
     pub alive: bool,
+    pub window_focused: bool,
     pub mute_sfx: bool,
     pub noise_cancellation_mode: usize,
     pub noise_cancellation_modes: Vec<(String, f32)>,
@@ -171,6 +172,7 @@ impl Default for Settings {
             god_mode: false,
             version,
             alive: true,
+            window_focused: true,
             mute_sfx: false,
             noise_cancellation_mode: 0,
             noise_cancellation_modes: vec![
@@ -308,6 +310,10 @@ impl Settings {
         *self = Self::default();
     }
 
+    pub fn is_game_running(&self) -> bool {
+        !self.menu_active && self.window_focused
+    }
+
     pub fn reset_player_settings(&mut self) {
         println!("Resetting player settings!");
         let default = Self::default();

src/visual.rs

@@ -22,14 +22,17 @@ impl Plugin for VisualPlugin {
         app.add_systems(Startup, setup.after(menu::setup).after(hud::setup));
         app.add_systems(
             Startup,
-            spawn_effects.after(setup).after(camera::setup_camera),
+            spawn_effects
+                .run_if(game_running)
+                .after(setup)
+                .after(camera::setup_camera),
         );
-        app.add_systems(Update, spawn_effects);
-        app.add_systems(Update, update_fadein);
-        app.add_systems(Update, update_fadeout);
-        app.add_systems(Update, update_fade_material);
-        app.add_systems(Update, update_grow);
-        app.add_systems(Update, play_animations);
+        app.add_systems(Update, spawn_effects.run_if(game_running));
+        app.add_systems(Update, update_fadein.run_if(game_running));
+        app.add_systems(Update, update_fadeout.run_if(game_running));
+        app.add_systems(Update, update_fade_material.run_if(game_running));
+        app.add_systems(Update, update_grow.run_if(game_running));
+        app.add_systems(Update, play_animations.run_if(game_running));
         // Blackout disabled for now
         //app.add_systems(Update, update_blackout);
         app.add_event::<SpawnEffectEvent>();

src/world.rs

@@ -37,10 +37,17 @@ pub struct WorldPlugin;
 impl Plugin for WorldPlugin {
     fn build(&self, app: &mut App) {
         app.add_systems(Startup, setup);
-        app.add_systems(Update, handle_respawn.run_if(on_event::<RespawnEvent>()));
         app.add_systems(
             Update,
-            handle_despawn_at.run_if(any_with_component::<DespawnAt>),
+            handle_respawn
+                .run_if(game_running)
+                .run_if(on_event::<RespawnEvent>()),
+        );
+        app.add_systems(
+            Update,
+            handle_despawn_at
+                .run_if(game_running)
+                .run_if(any_with_component::<DespawnAt>),
         );
         app.add_plugins(PhysicsPlugins::default());
         //app.add_plugins(PhysicsDebugPlugin::default());
@@ -52,8 +59,8 @@ impl Plugin for WorldPlugin {
                 ASTEROID_UPDATE_INTERVAL,
                 TimerMode::Repeating,
             )));
-            app.add_systems(Update, spawn_despawn_asteroids);
-            app.add_systems(PostUpdate, handle_despawn_asteroids);
+            app.add_systems(Update, spawn_despawn_asteroids.run_if(game_running));
+            app.add_systems(PostUpdate, handle_despawn_asteroids.run_if(game_running));
             app.add_event::<DespawnAsteroidEvent>();
         }
     }