crates/bevy_gltf_blueprints/src/lib.rs

@@ -144,29 +144,14 @@ impl Plugin for BlueprintsPlugin {
         .add_systems(
             Update,
             (
-                ( 
+                (spawn_from_blueprints,
-                    prepare_blueprints,
+                check_for_loaded,
-                    check_for_loaded,
+                actually_spawn_stuff, apply_deferred).chain(),
-                    spawn_from_blueprints, 
-                    apply_deferred
-                )
-                    .chain(),
-                (
-                    compute_scene_aabbs,
-                    apply_deferred
-                )
-                    .chain()
-                    .run_if(aabbs_enabled),
 
+                compute_scene_aabbs.run_if(aabbs_enabled),
+                apply_deferred.run_if(aabbs_enabled),
                 apply_deferred,
-                
+                (materials_inject, check_for_material_loaded, materials_inject2).chain().run_if(materials_library_enabled),
-                (
-                    materials_inject,
-                    check_for_material_loaded,
-                    materials_inject2
-                )
-                    .chain()
-                    .run_if(materials_library_enabled),
             )
                 .chain()
                 .in_set(GltfBlueprintsSet::Spawn),

crates/bevy_gltf_blueprints/src/materials.rs

@@ -30,6 +30,8 @@ pub(crate) struct BlueprintMaterialAssetsLoaded;
 #[derive(Component)]
 pub(crate) struct BlueprintMaterialAssetsNotLoaded;
 
+
+
 /// system that injects / replaces materials from material library
 pub(crate) fn materials_inject(
     blueprints_config: ResMut<BluePrintsConfig>,
@@ -63,6 +65,7 @@ pub(crate) fn materials_inject(
         } else {
             let material_file_handle: Handle<Gltf> = asset_server.load(materials_path.clone());
             let material_file_id = material_file_handle.id();
+            println!("loading material {} {}", material_full_path, material_file_id);
             let mut asset_infos:Vec<AssetLoadTracker<Gltf>> = vec![];
 
             asset_infos.push(AssetLoadTracker {
@@ -100,12 +103,14 @@ pub(crate) fn check_for_material_loaded(
             let loaded = asset_server.is_loaded_with_dependencies(asset_id);
             tracker.loaded = loaded;
             if loaded {
+                println!("loaded {} {}", tracker.name, tracker.id);
                 loaded_amount += 1;
             }else{
                 all_loaded = false;
             }
         }
         let progress:f32 = loaded_amount as f32 / total as f32;
+        println!("progress (materials): {}",progress);
         assets_to_load.progress = progress;
 
         if all_loaded {
@@ -136,6 +141,7 @@ pub(crate) fn materials_inject2(
     mut commands: Commands,
 ) {
     for (material_info, children) in material_infos.iter() {
+        println!("here");
         let model_file_name = format!(
             "{}_materials_library.{}",
             &material_info.source, &blueprints_config.format
@@ -151,7 +157,7 @@ pub(crate) fn materials_inject2(
             .material_library_cache
             .contains_key(&material_full_path)
         {
-            debug!("material is cached, retrieving");
+            info!("material is cached, retrieving");
             let material = blueprints_config
                 .material_library_cache
                 .get(&material_full_path)
@@ -159,6 +165,8 @@ pub(crate) fn materials_inject2(
             material_found = Some(material);
         }else {
             let model_handle: Handle<Gltf> = asset_server.load(materials_path.clone());// FIXME: kinda weird now 
+            println!("loading material {:?} {}", materials_path, model_handle.id());
+
             let mat_gltf = assets_gltf
                 .get(model_handle.id())
                 .expect("material should have been preloaded");

crates/bevy_gltf_blueprints/src/spawn_from_blueprints.rs

@@ -46,10 +46,25 @@ pub struct AddToGameWorld;
 /// helper component, just to transfer child data
 pub(crate) struct OriginalChildren(pub Vec<Entity>);
 
+
 #[derive(Component, Reflect, Default, Debug)]
 #[reflect(Component)]
 pub struct BlueprintsList(pub HashMap<String,Vec<String>>);
 
+#[derive(Reflect, Default, Debug)]
+pub(crate) struct BlueprintLoadTracker{
+    pub name: String,
+    pub id: AssetId<Gltf>,
+    pub loaded: bool,
+    pub handle: Handle<Gltf>
+}
+#[derive(Component, Default, Debug)]
+pub(crate) struct BlueprintAssetsToLoad{
+    pub all_loaded: bool,
+    pub asset_infos: Vec<BlueprintLoadTracker>,
+    pub progress: f32
+}
+
 #[derive(Default, Debug)]
 pub(crate) struct AssetLoadTracker<T:bevy::prelude::Asset>{
     pub name: String,
@@ -74,7 +89,7 @@ pub(crate) struct BlueprintAssetsNotLoaded;
 
 /// spawning prepare function,
 /// * also takes into account the already exisiting "override" components, ie "override components" > components from blueprint
-pub(crate) fn prepare_blueprints(
+pub(crate) fn spawn_from_blueprints(
     spawn_placeholders: Query<
         (
             Entity,
@@ -102,7 +117,7 @@ pub(crate) fn prepare_blueprints(
     ) in spawn_placeholders.iter()
     {
         debug!(
-            "requesting to spawn {:?} for entity {:?}, id: {:?}, parent:{:?}",
+            "preparing to spawn {:?} for entity {:?}, id: {:?}, parent:{:?}",
             blupeprint_name.0, name, entity, original_parent
         );
 
@@ -155,14 +170,10 @@ pub(crate) fn prepare_blueprints(
                 .insert(BlueprintAssetsLoaded);
             }
         }
-        else { // in case there are no blueprintsList
-            commands
-            .entity(entity)
-            .insert(BlueprintAssetsLoaded);
-        }
     }
 }
 
+
 pub(crate) fn check_for_loaded(
     mut blueprint_assets_to_load: Query<(Entity, &mut AssetsToLoad<Gltf>), With<BlueprintAssetsNotLoaded>>,
     asset_server: Res<AssetServer>,
@@ -183,7 +194,7 @@ pub(crate) fn check_for_loaded(
             }
         }
         let progress:f32 = loaded_amount as f32 / total as f32;
-        // println!("progress: {}",progress);
+        println!("progress: {}",progress);
         assets_to_load.progress = progress;
 
         if all_loaded {
@@ -195,7 +206,7 @@ pub(crate) fn check_for_loaded(
     }
 }
 
-pub(crate) fn spawn_from_blueprints(
+pub(crate) fn actually_spawn_stuff(
     spawn_placeholders: Query<
     (
         Entity,
@@ -231,7 +242,7 @@ pub(crate) fn spawn_from_blueprints(
     ) in spawn_placeholders.iter()
     {
         info!(
-            "attempting to spawn {:?} for entity {:?}, id: {:?}, parent:{:?}",
+            "need to spawn {:?} for entity {:?}, id: {:?}, parent:{:?}",
             blupeprint_name.0, name, entity, original_parent
         );
 
@@ -243,7 +254,7 @@ pub(crate) fn spawn_from_blueprints(
             library_override.map_or_else(|| &blueprints_config.library_folder, |l| &l.0);
         let model_path = Path::new(&library_path).join(Path::new(model_file_name.as_str()));
 
-        // info!("attempting to spawn {:?}", model_path);
+        info!("attempting to spawn {:?}", model_path);
         let model_handle: Handle<Gltf> = asset_server.load(model_path);// FIXME: kinda weird now 
 
         let gltf = assets_gltf

crates/bevy_gltf_blueprints/src/spawn_post_process.rs

@@ -1,13 +1,12 @@
 use std::any::TypeId;
 
-use bevy::gltf::Gltf;
 use bevy::prelude::*;
 use bevy::scene::SceneInstance;
 // use bevy::utils::hashbrown::HashSet;
 
 use super::{AnimationPlayerLink, Animations};
 use super::{SpawnHere, Spawned};
-use crate::{AssetsToLoad, BlueprintAssetsLoaded, CopyComponents, InBlueprint, NoInBlueprint, OriginalChildren};
+use crate::{BlueprintAssetsToLoad, CopyComponents, InBlueprint, NoInBlueprint, OriginalChildren};
 
 /// this system is in charge of doing any necessary post processing after a blueprint scene has been spawned
 /// - it removes one level of useless nesting
@@ -90,8 +89,7 @@ pub(crate) fn spawned_blueprint_post_process(
         commands.entity(original).remove::<SpawnHere>();
         commands.entity(original).remove::<Spawned>();
         commands.entity(original).remove::<Handle<Scene>>();
-        commands.entity(original).remove::<AssetsToLoad<Gltf>>();// also clear the sub assets tracker to free up handles, perhaps just freeing up the handles and leave the rest would be better ?
+        commands.entity(original).remove::<BlueprintAssetsToLoad>();// also clear the sub assets tracker to free up handles, perhaps just freeing up the handles and leave the rest would be better ?
-        commands.entity(original).remove::<BlueprintAssetsLoaded>();
         commands.entity(root_entity).despawn_recursive();
     }
 }

examples/bevy_gltf_blueprints/animation/src/game/in_game.rs

@@ -30,7 +30,7 @@ pub fn setup_game(
         SceneBundle {
             // note: because of this issue https://github.com/bevyengine/bevy/issues/10436, "world" is now a gltf file instead of a scene
             scene: models
-                .get(game_assets.world.clone().unwrap().id())
+                .get(game_assets.world.id())
                 .expect("main level should have been loaded")
                 .scenes[0]
                 .clone(),

examples/bevy_gltf_blueprints/basic/src/game/in_game.rs

@@ -20,7 +20,7 @@ pub fn setup_game(
         SceneBundle {
             // note: because of this issue https://github.com/bevyengine/bevy/issues/10436, "world" is now a gltf file instead of a scene
             scene: models
-                .get(game_assets.world.clone().unwrap().id())
+                .get(game_assets.world.id())
                 .expect("main level should have been loaded")
                 .scenes[0]
                 .clone(),

examples/bevy_gltf_blueprints/basic_xpbd_physics/src/game/in_game.rs

@@ -20,7 +20,7 @@ pub fn setup_game(
         SceneBundle {
             // note: because of this issue https://github.com/bevyengine/bevy/issues/10436, "world" is now a gltf file instead of a scene
             scene: models
-                .get(game_assets.world.clone().unwrap().id())
+                .get(game_assets.world.id())
                 .expect("main level should have been loaded")
                 .scenes[0]
                 .clone(),

examples/bevy_gltf_blueprints/materials/src/game/in_game.rs

@@ -21,7 +21,7 @@ pub fn setup_game(
         SceneBundle {
             // note: because of this issue https://github.com/bevyengine/bevy/issues/10436, "world" is now a gltf file instead of a scene
             scene: models
-                .get(game_assets.world.clone().unwrap().id())
+                .get(game_assets.world.id())
                 .expect("main level should have been loaded")
                 .scenes[0]
                 .clone(),

examples/bevy_gltf_blueprints/multiple_levels_multiple_blendfiles/src/game/in_game.rs

@@ -21,7 +21,7 @@ pub fn setup_game(
         SceneBundle {
             // note: because of this issue https://github.com/bevyengine/bevy/issues/10436, "world" is now a gltf file instead of a scene
             scene: models
-                .get(game_assets.world.clone().unwrap().id())
+                .get(game_assets.world.id())
                 .expect("main level should have been loaded")
                 .scenes[0]
                 .clone(),

examples/bevy_gltf_blueprints/multiple_levels_multiple_blendfiles/src/game/level_transitions.rs

@@ -76,7 +76,7 @@ pub fn trigger_level_transition(
                     } else if target_level == "Level2" {
                         level = game_assets.level2.clone().unwrap();
                     } else {
-                        level = game_assets.world.clone().unwrap();
+                        level = game_assets.world.clone();
                     }
                     info!("spawning new level");
                     commands.spawn((

examples/bevy_registry_export/basic/src/game/in_game.rs

@@ -21,7 +21,7 @@ pub fn setup_game(
         SceneBundle {
             // note: because of this issue https://github.com/bevyengine/bevy/issues/10436, "world" is now a gltf file instead of a scene
             scene: models
-                .get(game_assets.world.clone().unwrap().id())
+                .get(game_assets.world.id())
                 .expect("main level should have been loaded")
                 .scenes[0]
                 .clone(),

examples/common/src/assets/assets_game.rs

@@ -5,8 +5,8 @@ use bevy_asset_loader::prelude::*;
 
 #[derive(AssetCollection, Resource)]
 pub struct GameAssets {
-    #[asset(key = "world", optional)]
+    #[asset(key = "world")]
-    pub world: Option<Handle<Gltf>>,
+    pub world: Handle<Gltf>,
 
     #[asset(key = "world_dynamic", optional)]
     pub world_dynamic: Option<Handle<Gltf>>,
@@ -16,8 +16,8 @@ pub struct GameAssets {
     #[asset(key = "level2", optional)]
     pub level2: Option<Handle<Gltf>>,
 
-    #[asset(key = "models", collection(typed, mapped), optional)]
+    #[asset(key = "models", collection(typed, mapped))]
-    pub models: Option<HashMap<String, Handle<Gltf>>>,
+    pub models: HashMap<String, Handle<Gltf>>,
 
     #[asset(key = "materials", collection(typed, mapped), optional)]
     pub materials: Option<HashMap<String, Handle<Gltf>>>,

testing/bevy_example/assets/assets_game.assets.ron

@@ -1,6 +1,6 @@
 ({
-    /*"world":File (path: "models/World.glb"),
+    "world":File (path: "models/World.glb"),
     "models": Folder (
         path: "models/library",
-    ),*/
+    ),
 })

testing/bevy_example/src/core/mod.rs

@@ -11,7 +11,6 @@ impl Plugin for CorePlugin {
                 legacy_mode: false,
                 library_folder: "models/library".into(),
                 format: GltfFormat::GLB,
-                material_library:true,
                 aabbs: true,
                 ..Default::default()
             },

testing/bevy_example/src/game/in_game.rs

@@ -1,5 +1,5 @@
-use bevy::{prelude::*, utils::hashbrown::HashMap};
+use bevy::prelude::*;
-use bevy_gltf_blueprints::{BluePrintBundle, BlueprintName, BlueprintsList, GameWorldTag, Library, SpawnHere};
+use bevy_gltf_blueprints::{BluePrintBundle, BlueprintName, GameWorldTag};
 use bevy_gltf_worlflow_examples_common_rapier::{assets::GameAssets, GameState, InAppRunning};
 
 use bevy_rapier3d::prelude::Velocity;
@@ -7,19 +7,31 @@ use rand::Rng;
 
 pub fn setup_game(
     mut commands: Commands,
-    asset_server: Res<AssetServer>,
+    game_assets: Res<GameAssets>,
+    models: Res<Assets<bevy::gltf::Gltf>>,
     mut next_game_state: ResMut<NextState<GameState>>,
 ) {
+    commands.insert_resource(AmbientLight {
+        color: Color::WHITE,
+        brightness: 0.2,
+    });
     // here we actually spawn our game world/level
+
     commands.spawn((
-        SceneBundle{
+        SceneBundle {
-            scene: asset_server.load("models/World.glb#Scene0"),
+            // note: because of this issue https://github.com/bevyengine/bevy/issues/10436, "world" is now a gltf file instead of a scene
+            scene: models
+                .get(game_assets.world.id())
+                .expect("main level should have been loaded")
+                .scenes[0]
+                .clone(),
             ..default()
         },
         bevy::prelude::Name::from("world"),
         GameWorldTag,
         InAppRunning,
     ));
+
     next_game_state.set(GameState::InGame)
 }
 

testing/bevy_example/src/game/mod.rs

@@ -97,15 +97,13 @@ impl Plugin for GamePlugin {
     fn build(&self, app: &mut App) {
         app.add_systems(Update, (spawn_test).run_if(in_state(GameState::InGame)))
             .add_systems(Update, validate_export)
+            .add_systems(Update, generate_screenshot.run_if(on_timer(Duration::from_secs_f32(0.2)))) // TODO: run once
             .add_systems(OnEnter(AppState::MenuRunning), start_game)
             .add_systems(OnEnter(AppState::AppRunning), setup_game)
-            /*             .add_systems(Update, generate_screenshot.run_if(on_timer(Duration::from_secs_f32(0.2)))) // TODO: run once
-
-            
             .add_systems(
                 Update,
                 exit_game.run_if(on_timer(Duration::from_secs_f32(0.5))),
-            ) // shut down the app after this time*/
+            ) // shut down the app after this time
             ;
     }
 }