Fix frustum culling

Former-commit-id: 52911ea

Author: janhohenheim

assets/scenes/level.blend.REMOVED.git-id

@@ -1 +1 @@
-9012daf0fa8b9edf79357dae9782bb57349ead07
+fbcb45c48a2f7d1b4ca0489bc3c88ece57745805

assets/scenes/level.glb.REMOVED.git-id

@@ -1 +1 @@
-40150e84e30b04e7bbcc6e63d051a5fa5c02a729
+f4d227b6f3d4864327321e6b0fccbdb056a359c3

src/movement/character_controller/models.rs

@@ -1,23 +1,30 @@
 use crate::movement::character_controller::FloatHeight;
 use bevy::prelude::*;
+use bevy::render::view::NoFrustumCulling;
 use bevy_tnua::controller::TnuaController;
 use bevy_xpbd_3d::prelude::*;
 
 /// Shift models down because XPBD will make controllers float,
 /// but our models definitely should not be floating!
 pub(crate) fn offset_models_to_controller(
-    controllers: Query<
-        (&Transform, &FloatHeight, &Children),
-        (Added<TnuaController>, With<Collider>),
-    >,
+    mut commands: Commands,
+    controllers: Query<(Entity, &Transform, &FloatHeight), (Added<TnuaController>, With<Collider>)>,
     mut transforms: Query<&mut Transform, Without<Collider>>,
+    children_q: Query<&Children>,
 ) {
-    for (transform, float_height, children) in controllers.iter() {
+    for (entity, transform, float_height) in controllers.iter() {
         let offset = (float_height.0 / transform.scale.y) * 2.;
+        let children = children_q.get(entity).unwrap();
         for child in children.iter() {
             if let Ok(mut model_transform) = transforms.get_mut(*child) {
                 model_transform.translation.y -= offset;
             }
         }
+
+        // Frustum culling is erroneous for animated models because the AABB is not updated.
+        commands.entity(entity).insert(NoFrustumCulling);
+        for entity in children_q.iter_descendants(entity) {
+            commands.entity(entity).insert(NoFrustumCulling);
+        }
     }
 }