feat(Blenvy): more work done on materials handling overhaul (wip)

* split out materials scan from injection of materialInfo into objects
 * added material Asset injection into list of assets at scene level
 * related tweaks & cleanups
 * continued overhaul on the bevy side

crates/bevy_gltf_blueprints/src/assets.rs

@@ -0,0 +1,63 @@
+use std::path::{Path, PathBuf};
+
+use bevy::{asset::LoadedUntypedAsset, gltf::Gltf, prelude::*, utils::HashMap};
+
+use crate::{BluePrintsConfig, BlueprintAnimations};
+
+/// helper component, is used to store the list of sub blueprints to enable automatic loading of dependend blueprints
+#[derive(Component, Reflect, Default, Debug)]
+#[reflect(Component)]
+pub struct MyAsset{
+    pub name: String,
+    pub path: String
+}
+
+/// helper component, is used to store the list of sub blueprints to enable automatic loading of dependend blueprints
+#[derive(Component, Reflect, Default, Debug)]
+#[reflect(Component)]
+pub struct LocalAssets(pub Vec<MyAsset>);
+
+/// helper component, is used to store the list of sub blueprints to enable automatic loading of dependend blueprints
+#[derive(Component, Reflect, Default, Debug)]
+#[reflect(Component)]
+pub struct AllAssets(pub Vec<MyAsset>);
+
+
+
+////////////////////////
+/// 
+/// flag component, usually added when a blueprint is loaded
+#[derive(Component)]
+pub(crate) struct BlueprintAssetsLoaded;
+/// flag component
+#[derive(Component)]
+pub(crate) struct BlueprintAssetsNotLoaded;
+
+/// helper component, for tracking loaded assets's loading state, id , handle etc
+#[derive(Debug)]
+pub(crate) struct AssetLoadTracker {
+    #[allow(dead_code)]
+    pub name: String,
+    pub id: AssetId<LoadedUntypedAsset>,
+    pub loaded: bool,
+    #[allow(dead_code)]
+    pub handle: Handle<LoadedUntypedAsset>,
+}
+
+
+/// helper component, for tracking loaded assets
+#[derive(Component, Debug)]
+pub(crate) struct AssetsToLoad {
+    pub all_loaded: bool,
+    pub asset_infos: Vec<AssetLoadTracker>,
+    pub progress: f32,
+}
+impl Default for AssetsToLoad {
+    fn default() -> Self {
+        Self {
+            all_loaded: Default::default(),
+            asset_infos: Default::default(),
+            progress: Default::default(),
+        }
+    }
+}

crates/bevy_gltf_blueprints/src/lib.rs

@@ -10,6 +10,9 @@ pub use animation::*;
 pub mod aabb;
 pub use aabb::*;
 
+pub mod assets;
+pub use assets::*;
+
 pub mod materials;
 pub use materials::*;
 
@@ -32,12 +35,14 @@ pub enum GltfBlueprintsSet {
 #[derive(Bundle)]
 pub struct BluePrintBundle {
     pub blueprint: BlueprintName,
+    pub blueprint_path: BlueprintPath,
     pub spawn_here: SpawnHere,
 }
 impl Default for BluePrintBundle {
     fn default() -> Self {
         BluePrintBundle {
             blueprint: BlueprintName("default".into()),
+            blueprint_path: BlueprintPath("".into()),
             spawn_here: SpawnHere,
         }
     }
@@ -112,6 +117,7 @@ impl Plugin for BlueprintsPlugin {
     fn build(&self, app: &mut App) {
         app.add_plugins(ComponentsFromGltfPlugin {})
             .register_type::<BlueprintName>()
+            .register_type::<BlueprintPath>()
             .register_type::<MaterialInfo>()
             .register_type::<SpawnHere>()
             .register_type::<BlueprintAnimations>()
@@ -123,7 +129,13 @@ impl Plugin for BlueprintsPlugin {
             .register_type::<HashMap<u32, Vec<String>>>()
             .register_type::<HashMap<String, HashMap<u32, Vec<String>>>>()
             .add_event::<AnimationMarkerReached>()
-            .register_type::<BlueprintsList>()
+            .register_type::<MyAsset>()
+            .register_type::<Vec<MyAsset>>()
+            .register_type::<Vec<String>>()
+            .register_type::<LocalAssets>()
+            .register_type::<AllAssets>()
+
+
             .register_type::<HashMap<String, Vec<String>>>()
             .insert_resource(BluePrintsConfig {
                 format: self.format,
@@ -145,20 +157,24 @@ impl Plugin for BlueprintsPlugin {
             .add_systems(
                 Update,
                 (
-                    (
+                    test_thingy,
+                    check_for_loaded2,
+                    spawn_from_blueprints2,
+
+                    /*(
                         prepare_blueprints,
                         check_for_loaded,
                         spawn_from_blueprints,
                         apply_deferred,
                     )
-                        .chain(),
+                        .chain(),*/
                     (compute_scene_aabbs, apply_deferred)
                         .chain()
                         .run_if(aabbs_enabled),
                     apply_deferred,
                     (
                         materials_inject,
-                        check_for_material_loaded,
+                        // check_for_material_loaded,
                         materials_inject2,
                     )
                         .chain()

crates/bevy_gltf_blueprints/src/materials.rs

@@ -17,14 +17,14 @@ use bevy::{
     render::mesh::Mesh,
 };
 
-use crate::{AssetLoadTracker, AssetsToLoad, BluePrintsConfig};
+use crate::{AssetLoadTracker, AssetsToLoad, BluePrintsConfig, BlueprintInstanceReady};
 
 #[derive(Component, Reflect, Default, Debug)]
 #[reflect(Component)]
-/// struct containing the name & source of the material to apply
+/// struct containing the name & path of the material to apply
 pub struct MaterialInfo {
     pub name: String,
-    pub source: String,
+    pub path: String,
 }
 
 /// flag component
@@ -37,21 +37,21 @@ pub(crate) struct BlueprintMaterialAssetsNotLoaded;
 /// system that injects / replaces materials from material library
 pub(crate) fn materials_inject(
     blueprints_config: ResMut<BluePrintsConfig>,
-    material_infos: Query<(Entity, &MaterialInfo), Added<MaterialInfo>>,
+
+    ready_blueprints: Query<(Entity, &Children), (With<BlueprintInstanceReady>)>,
+    material_infos: Query<(Entity, &MaterialInfo, &Parent), Added<MaterialInfo>>,
     asset_server: Res<AssetServer>,
     mut commands: Commands,
 ) {
-    for (entity, material_info) in material_infos.iter() {
-        let model_file_name = format!(
-            "{}_materials_library.{}",
-            &material_info.source, &blueprints_config.format
-        );
-        let materials_path = Path::new(&blueprints_config.material_library_folder)
-            .join(Path::new(model_file_name.as_str()));
-        let material_name = &material_info.name;
-        let material_full_path = materials_path.to_str().unwrap().to_string() + "#" + material_name; // TODO: yikes, cleanup
 
-        if blueprints_config
+    /*for(entity, children) in ready_blueprints.iter() {
+        println!("Blueprint ready !");
+    } */
+    for (entity, material_info, parent) in material_infos.iter() {
+        println!("Entity with material info {:?} {:?}", entity, material_info);
+        let parent_blueprint = ready_blueprints.get(parent.get());
+        println!("Parent blueprint {:?}", parent_blueprint)
+        /*if blueprints_config
             .material_library_cache
             .contains_key(&material_full_path)
         {
@@ -66,7 +66,9 @@ 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();
-            let asset_infos: Vec<AssetLoadTracker<Gltf>> = vec![AssetLoadTracker {
+            
+            // FIXME: fix this stuff 
+            let asset_infos: Vec<AssetLoadTracker> = vec![AssetLoadTracker {
                 name: material_full_path,
                 id: material_file_id,
                 loaded: false,
@@ -81,15 +83,17 @@ pub(crate) fn materials_inject(
                     ..Default::default()
                 })
                 .insert(BlueprintMaterialAssetsNotLoaded);
-            /**/
+           
-        }
+        } */
     }
 }
 
 // TODO, merge with check_for_loaded, make generic ?
+// FIXME: fix this:
+
 pub(crate) fn check_for_material_loaded(
     mut blueprint_assets_to_load: Query<
-        (Entity, &mut AssetsToLoad<Gltf>),
+        (Entity, &mut AssetsToLoad),
         With<BlueprintMaterialAssetsNotLoaded>,
     >,
     asset_server: Res<AssetServer>,
@@ -148,7 +152,7 @@ pub(crate) fn materials_inject2(
     for (material_info, children) in material_infos.iter() {
         let model_file_name = format!(
             "{}_materials_library.{}",
-            &material_info.source, &blueprints_config.format
+            &material_info.path, &blueprints_config.format
         );
         let materials_path = Path::new(&blueprints_config.material_library_folder)
             .join(Path::new(model_file_name.as_str()));

crates/bevy_gltf_blueprints/src/old.rs

@@ -0,0 +1,248 @@
+
+
+/// helper component, for tracking loaded assets's loading state, id , handle etc
+#[derive(Default, Debug)]
+pub(crate) struct AssetLoadTracker<T: bevy::prelude::Asset> {
+    #[allow(dead_code)]
+    pub name: String,
+    pub id: AssetId<T>,
+    pub loaded: bool,
+    #[allow(dead_code)]
+    pub handle: Handle<T>,
+}
+
+/// helper component, for tracking loaded assets
+#[derive(Component, Debug)]
+pub(crate) struct AssetsToLoad<T: bevy::prelude::Asset> {
+    pub all_loaded: bool,
+    pub asset_infos: Vec<AssetLoadTracker<T>>,
+    pub progress: f32,
+}
+impl<T: bevy::prelude::Asset> Default for AssetsToLoad<T> {
+    fn default() -> Self {
+        Self {
+            all_loaded: Default::default(),
+            asset_infos: Default::default(),
+            progress: Default::default(),
+        }
+    }
+}
+
+/// flag component, usually added when a blueprint is loaded
+#[derive(Component)]
+pub(crate) struct BlueprintAssetsLoaded;
+/// flag component
+#[derive(Component)]
+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(
+    spawn_placeholders: Query<
+        (
+            Entity,
+            &BlueprintName,
+            Option<&Parent>,
+            Option<&Library>,
+            Option<&Name>,
+            Option<&BlueprintsList>,
+        ),
+        (Added<BlueprintName>, Added<SpawnHere>, Without<Spawned>),
+    >,
+
+    mut commands: Commands,
+    asset_server: Res<AssetServer>,
+    blueprints_config: Res<BluePrintsConfig>,
+) {
+    for (entity, blupeprint_name, original_parent, library_override, name, blueprints_list) in
+        spawn_placeholders.iter()
+    {
+        debug!(
+            "requesting to spawn {:?} for entity {:?}, id: {:?}, parent:{:?}",
+            blupeprint_name.0, name, entity, original_parent
+        );
+
+        // println!("main model path {:?}", model_path);
+        if blueprints_list.is_some() {
+            let blueprints_list = blueprints_list.unwrap();
+            // println!("blueprints list {:?}", blueprints_list.0.keys());
+            let mut asset_infos: Vec<AssetLoadTracker<Gltf>> = vec![];
+            let library_path =
+                library_override.map_or_else(|| &blueprints_config.library_folder, |l| &l.0);
+            for (blueprint_name, _) in blueprints_list.0.iter() {
+                let model_file_name = format!("{}.{}", &blueprint_name, &blueprints_config.format);
+                let model_path = Path::new(&library_path).join(Path::new(model_file_name.as_str()));
+
+                let model_handle: Handle<Gltf> = asset_server.load(model_path.clone());
+                let model_id = model_handle.id();
+                let loaded = asset_server.is_loaded_with_dependencies(model_id);
+                if !loaded {
+                    asset_infos.push(AssetLoadTracker {
+                        name: model_path.to_string_lossy().into(),
+                        id: model_id,
+                        loaded: false,
+                        handle: model_handle.clone(),
+                    });
+                }
+            }
+            // if not all assets are already loaded, inject a component to signal that we need them to be loaded
+            if !asset_infos.is_empty() {
+                commands
+                    .entity(entity)
+                    .insert(AssetsToLoad {
+                        all_loaded: false,
+                        asset_infos,
+                        ..Default::default()
+                    })
+                    .insert(BlueprintAssetsNotLoaded);
+            } else {
+                commands.entity(entity).insert(BlueprintAssetsLoaded);
+            }
+        } else {
+            // in case there are no blueprintsList, we revert back to the old behaviour
+            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>,
+    mut commands: Commands,
+) {
+    for (entity, mut assets_to_load) in blueprint_assets_to_load.iter_mut() {
+        let mut all_loaded = true;
+        let mut loaded_amount = 0;
+        let total = assets_to_load.asset_infos.len();
+        for tracker in assets_to_load.asset_infos.iter_mut() {
+            let asset_id = tracker.id;
+            let loaded = asset_server.is_loaded_with_dependencies(asset_id);
+            tracker.loaded = loaded;
+            if loaded {
+                loaded_amount += 1;
+            } else {
+                all_loaded = false;
+            }
+        }
+        let progress: f32 = loaded_amount as f32 / total as f32;
+        // println!("progress: {}",progress);
+        assets_to_load.progress = progress;
+
+        if all_loaded {
+            assets_to_load.all_loaded = true;
+            commands
+                .entity(entity)
+                .insert(BlueprintAssetsLoaded)
+                .remove::<BlueprintAssetsNotLoaded>();
+        }
+    }
+}
+
+pub(crate) fn spawn_from_blueprints(
+    spawn_placeholders: Query<
+        (
+            Entity,
+            &BlueprintName,
+            Option<&Transform>,
+            Option<&Parent>,
+            Option<&Library>,
+            Option<&AddToGameWorld>,
+            Option<&Name>,
+        ),
+        (
+            With<BlueprintAssetsLoaded>,
+            Added<BlueprintAssetsLoaded>,
+            Without<BlueprintAssetsNotLoaded>,
+        ),
+    >,
+
+    mut commands: Commands,
+    mut game_world: Query<Entity, With<GameWorldTag>>,
+
+    assets_gltf: Res<Assets<Gltf>>,
+    asset_server: Res<AssetServer>,
+    blueprints_config: Res<BluePrintsConfig>,
+
+    children: Query<&Children>,
+) {
+    for (
+        entity,
+        blupeprint_name,
+        transform,
+        original_parent,
+        library_override,
+        add_to_world,
+        name,
+    ) in spawn_placeholders.iter()
+    {
+        debug!(
+            "attempting to spawn {:?} for entity {:?}, id: {:?}, parent:{:?}",
+            blupeprint_name.0, name, entity, original_parent
+        );
+
+        let what = &blupeprint_name.0;
+        let model_file_name = format!("{}.{}", &what, &blueprints_config.format);
+
+        // library path is either defined at the plugin level or overriden by optional Library components
+        let library_path =
+            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);
+        let model_handle: Handle<Gltf> = asset_server.load(model_path.clone()); // FIXME: kinda weird now
+
+        let gltf = assets_gltf.get(&model_handle).unwrap_or_else(|| {
+            panic!(
+                "gltf file {:?} should have been loaded",
+                model_path.to_str()
+            )
+        });
+
+        // WARNING we work under the assumtion that there is ONLY ONE named scene, and that the first one is the right one
+        let main_scene_name = gltf
+            .named_scenes
+            .keys()
+            .next()
+            .expect("there should be at least one named scene in the gltf file to spawn");
+
+        let scene = &gltf.named_scenes[main_scene_name];
+
+        // transforms are optional, but still deal with them correctly
+        let mut transforms: Transform = Transform::default();
+        if transform.is_some() {
+            transforms = *transform.unwrap();
+        }
+
+        let mut original_children: Vec<Entity> = vec![];
+        if let Ok(c) = children.get(entity) {
+            for child in c.iter() {
+                original_children.push(*child);
+            }
+        }
+        commands.entity(entity).insert((
+            SceneBundle {
+                scene: scene.clone(),
+                transform: transforms,
+                ..Default::default()
+            },
+            Spawned,
+            OriginalChildren(original_children),
+            BlueprintAnimations {
+                // these are animations specific to the inside of the blueprint
+                named_animations: gltf.named_animations.clone(),
+            },
+        ));
+
+        if add_to_world.is_some() {
+            let world = game_world
+                .get_single_mut()
+                .expect("there should be a game world present");
+            commands.entity(world).add_child(entity);
+        }
+    }
+}

crates/bevy_gltf_blueprints/src/spawn_from_blueprints.rs

@@ -2,7 +2,7 @@ use std::path::{Path, PathBuf};
 
 use bevy::{gltf::Gltf, prelude::*, utils::HashMap};
 
-use crate::{BluePrintsConfig, BlueprintAnimations};
+use crate::{AllAssets, AssetsToLoad, AssetLoadTracker, BluePrintsConfig, BlueprintAnimations, BlueprintAssetsLoaded, BlueprintAssetsNotLoaded};
 
 /// this is a flag component for our levels/game world
 #[derive(Component)]
@@ -13,6 +13,11 @@ pub struct GameWorldTag;
 #[reflect(Component)]
 pub struct BlueprintName(pub String);
 
+/// path component for the blueprints
+#[derive(Component, Reflect, Default, Debug)]
+#[reflect(Component)]
+pub struct BlueprintPath(pub String);
+
 /// flag component needed to signify the intent to spawn a Blueprint
 #[derive(Component, Reflect, Default, Debug)]
 #[reflect(Component)]
@@ -22,6 +27,13 @@ pub struct SpawnHere;
 /// flag component for dynamically spawned scenes
 pub struct Spawned;
 
+
+#[derive(Component)]
+/// flag component added when a Blueprint instance ist Ready : ie : 
+/// - its assets have loaded
+/// - it has finished spawning
+pub struct BlueprintInstanceReady;
+
 #[derive(Component, Reflect, Default, Debug)]
 #[reflect(Component)]
 /// flag component marking any spwaned child of blueprints ..unless the original entity was marked with the `NoInBlueprint` marker component
@@ -46,97 +58,69 @@ pub struct AddToGameWorld;
 /// helper component, just to transfer child data
 pub(crate) struct OriginalChildren(pub Vec<Entity>);
 
-/// helper component, is used to store the list of sub blueprints to enable automatic loading of dependend blueprints
-#[derive(Component, Reflect, Default, Debug)]
-#[reflect(Component)]
-pub struct BlueprintsList(pub HashMap<String, Vec<String>>);
 
-/// helper component, for tracking loaded assets's loading state, id , handle etc
-#[derive(Default, Debug)]
-pub(crate) struct AssetLoadTracker<T: bevy::prelude::Asset> {
-    #[allow(dead_code)]
-    pub name: String,
-    pub id: AssetId<T>,
-    pub loaded: bool,
-    #[allow(dead_code)]
-    pub handle: Handle<T>,
-}
 
-/// helper component, for tracking loaded assets
+pub(crate) fn test_thingy(
-#[derive(Component, Debug)]
-pub(crate) struct AssetsToLoad<T: bevy::prelude::Asset> {
-    pub all_loaded: bool,
-    pub asset_infos: Vec<AssetLoadTracker<T>>,
-    pub progress: f32,
-}
-impl<T: bevy::prelude::Asset> Default for AssetsToLoad<T> {
-    fn default() -> Self {
-        Self {
-            all_loaded: Default::default(),
-            asset_infos: Default::default(),
-            progress: Default::default(),
-        }
-    }
-}
-
-/// flag component, usually added when a blueprint is loaded
-#[derive(Component)]
-pub(crate) struct BlueprintAssetsLoaded;
-/// flag component
-#[derive(Component)]
-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(
     spawn_placeholders: Query<
     (
         Entity,
-            &BlueprintName,
+        &BlueprintPath,
-            Option<&Parent>,
-            Option<&Library>,
-            Option<&Name>,
-            Option<&BlueprintsList>,
     ),
-        (Added<BlueprintName>, Added<SpawnHere>, Without<Spawned>),
+    (Added<BlueprintPath>, Without<Spawned>, Without<SpawnHere>)>,
+
+    // before 0.14 we have to use a seperate query, after migrating we can query at the root level
+    entities_with_assets: Query<
+        (
+            Entity,
+            /*&BlueprintName,
+            &BlueprintPath,
+            Option<&Parent>,*/
+            Option<&Name>,
+            Option<&AllAssets>,
+        ),
+        (Added<AllAssets>), //  Added<AllAssets>
     >,
 
+
+    bla_bla : Query<
+     (Entity,
+    &BlueprintName,
+    &BlueprintPath,
+    Option<&Parent>,),(Added<BlueprintPath>)
+    >,
 mut commands: Commands,
 asset_server: Res<AssetServer>,
-    blueprints_config: Res<BluePrintsConfig>,
+
+
 ) {
-    for (entity, blupeprint_name, original_parent, library_override, name, blueprints_list) in
+    for (entity, blueprint_path) in spawn_placeholders.iter() {
-        spawn_placeholders.iter()
+        //println!("added blueprint_path {:?}", blueprint_path);
-    {
+        /*commands.entity(entity).insert(
-        debug!(
+            SceneBundle {
-            "requesting to spawn {:?} for entity {:?}, id: {:?}, parent:{:?}",
+                scene: asset_server.load(format!("{}#Scene0", &blueprint_path.0)), // "levels/World.glb#Scene0"),
-            blupeprint_name.0, name, entity, original_parent
+                ..default()
-        );
+            },
+        );*/
+        // let model_handle: Handle<Gltf> = asset_server.load(model_path.clone());
+    }
 
-        // println!("main model path {:?}", model_path);
+    for (entity, blueprint_name, blueprint_path, parent) in bla_bla.iter() {
-        if blueprints_list.is_some() {
+        println!("added blueprint to spawn {:?} {:?}", blueprint_name, blueprint_path);
-            let blueprints_list = blueprints_list.unwrap();
+        let untyped_handle = asset_server.load_untyped(&blueprint_path.0);
-            // println!("blueprints list {:?}", blueprints_list.0.keys());
+        let asset_id = untyped_handle.id();
-            let mut asset_infos: Vec<AssetLoadTracker<Gltf>> = vec![];
+        let loaded = asset_server.is_loaded_with_dependencies(asset_id);
-            let library_path =
-                library_override.map_or_else(|| &blueprints_config.library_folder, |l| &l.0);
-            for (blueprint_name, _) in blueprints_list.0.iter() {
-                let model_file_name = format!("{}.{}", &blueprint_name, &blueprints_config.format);
-                let model_path = Path::new(&library_path).join(Path::new(model_file_name.as_str()));
 
-                let model_handle: Handle<Gltf> = asset_server.load(model_path.clone());
+        let mut asset_infos: Vec<AssetLoadTracker> = vec![];
-                let model_id = model_handle.id();
-                let loaded = asset_server.is_loaded_with_dependencies(model_id);
         if !loaded {
             asset_infos.push(AssetLoadTracker {
-                        name: model_path.to_string_lossy().into(),
+                name: blueprint_name.0.clone(),
-                        id: model_id,
+                id: asset_id,
                 loaded: false,
-                        handle: model_handle.clone(),
+                handle: untyped_handle.clone(),
             });
         }
-            }
+
-            // if not all assets are already loaded, inject a component to signal that we need them to be loaded
+        // now insert load tracker
         if !asset_infos.is_empty() {
             commands
                 .entity(entity)
@@ -149,57 +133,103 @@ pub(crate) fn prepare_blueprints(
         } else {
             commands.entity(entity).insert(BlueprintAssetsLoaded);
         }
+    }
+
+    for (child_entity, child_entity_name, all_assets) in entities_with_assets.iter(){
+        println!("added assets {:?} to {:?}", all_assets, child_entity_name);
+        if all_assets.is_some() {
+            let mut asset_infos: Vec<AssetLoadTracker> = vec![];
+
+            for asset in all_assets.unwrap().0.iter() {
+                let untyped_handle = asset_server.load_untyped(&asset.path);
+                //println!("untyped handle {:?}", untyped_handle);
+                //asset_server.load(asset.path);
+
+                let asset_id = untyped_handle.id();
+                //println!("ID {:?}", asset_id);
+                let loaded = asset_server.is_loaded_with_dependencies(asset_id);
+                //println!("Loaded ? {:?}", loaded);
+                if !loaded {
+                    asset_infos.push(AssetLoadTracker {
+                        name: asset.name.clone(),
+                        id: asset_id,
+                        loaded: false,
+                        handle: untyped_handle.clone(),
+                    });
+                }
+            }
+
+            // now insert load tracker
+            if !asset_infos.is_empty() {
+                commands
+                    .entity(child_entity)
+                    .insert(AssetsToLoad {
+                        all_loaded: false,
+                        asset_infos,
+                        ..Default::default()
+                    })
+                    .insert(BlueprintAssetsNotLoaded);
             } else {
-            // in case there are no blueprintsList, we revert back to the old behaviour
+                commands.entity(child_entity).insert(BlueprintAssetsLoaded);
-            commands.entity(entity).insert(BlueprintAssetsLoaded);
+            }
         }
     }
 }
 
-pub(crate) fn check_for_loaded(
+pub(crate) fn check_for_loaded2(
     mut blueprint_assets_to_load: Query<
-        (Entity, &mut AssetsToLoad<Gltf>),
+        (Entity, Option<&Name>, &mut AssetsToLoad),
         With<BlueprintAssetsNotLoaded>,
     >,
     asset_server: Res<AssetServer>,
     mut commands: Commands,
 ) {
-    for (entity, mut assets_to_load) in blueprint_assets_to_load.iter_mut() {
+    for (entity,entity_name, mut assets_to_load) in blueprint_assets_to_load.iter_mut() {
         let mut all_loaded = true;
         let mut loaded_amount = 0;
         let total = assets_to_load.asset_infos.len();
         for tracker in assets_to_load.asset_infos.iter_mut() {
             let asset_id = tracker.id;
             let loaded = asset_server.is_loaded_with_dependencies(asset_id);
-            tracker.loaded = loaded;
+            println!("loading {}: // load state: {:?}", tracker.name, asset_server.load_state(asset_id));
-            if loaded {
+
+            // FIXME: hack for now
+            let failed = asset_server.load_state(asset_id) == bevy::asset::LoadState::Failed;
+
+            tracker.loaded = loaded || failed;
+            if loaded || failed {
                 loaded_amount += 1;
             } else {
                 all_loaded = false;
             }
         }
         let progress: f32 = loaded_amount as f32 / total as f32;
-        // println!("progress: {}",progress);
+        println!("progress: {}",progress);
         assets_to_load.progress = progress;
 
         if all_loaded {
             assets_to_load.all_loaded = true;
+            println!("done with loading {:?}, inserting components", entity_name);
             commands
                 .entity(entity)
                 .insert(BlueprintAssetsLoaded)
-                .remove::<BlueprintAssetsNotLoaded>();
+                .remove::<BlueprintAssetsNotLoaded>()
+                .remove::<AssetsToLoad>()
+                ;
         }
     }
 }
 
-pub(crate) fn spawn_from_blueprints(
+
+
+pub(crate) fn spawn_from_blueprints2(
     spawn_placeholders: Query<
         (
             Entity,
             &BlueprintName,
+            &BlueprintPath,
             Option<&Transform>,
             Option<&Parent>,
-            Option<&Library>,
             Option<&AddToGameWorld>,
             Option<&Name>,
         ),
@@ -222,33 +252,28 @@ pub(crate) fn spawn_from_blueprints(
     for (
         entity,
         blupeprint_name,
+        blueprint_path,
         transform,
         original_parent,
-        library_override,
         add_to_world,
         name,
     ) in spawn_placeholders.iter()
     {
-        debug!(
+        info!(
-            "attempting to spawn {:?} for entity {:?}, id: {:?}, parent:{:?}",
+            "attempting to spawn blueprint {:?} for entity {:?}, id: {:?}, parent:{:?}",
             blupeprint_name.0, name, entity, original_parent
         );
 
         let what = &blupeprint_name.0;
         let model_file_name = format!("{}.{}", &what, &blueprints_config.format);
 
-        // library path is either defined at the plugin level or overriden by optional Library components
-        let library_path =
-            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);
-        let model_handle: Handle<Gltf> = asset_server.load(model_path.clone()); // FIXME: kinda weird now
+        let model_handle: Handle<Gltf> = asset_server.load(blueprint_path.0.clone()); // FIXME: kinda weird now
 
         let gltf = assets_gltf.get(&model_handle).unwrap_or_else(|| {
             panic!(
                 "gltf file {:?} should have been loaded",
-                model_path.to_str()
+                &blueprint_path.0
             )
         });
 
@@ -280,6 +305,7 @@ pub(crate) fn spawn_from_blueprints(
                 ..Default::default()
             },
             Spawned,
+            BlueprintInstanceReady, // FIXME: not sure if this is should be added here or in the post process
             OriginalChildren(original_children),
             BlueprintAnimations {
                 // these are animations specific to the inside of the blueprint
@@ -295,3 +321,8 @@ pub(crate) fn spawn_from_blueprints(
         }
     }
 }
+
+
+
+
+

crates/bevy_gltf_blueprints/src/spawn_post_process.rs

@@ -95,8 +95,8 @@ 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::<AssetsToLoad>(); // 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(original).remove::<BlueprintAssetsLoaded>();
         commands.entity(root_entity).despawn_recursive();
     }
 }

testing/bevy_example/assets/text/test.txt

@@ -0,0 +1 @@
+some text

testing/bevy_example/src/game/in_game.rs

@@ -1,5 +1,5 @@
 use bevy::prelude::*;
-use bevy_gltf_blueprints::{BluePrintBundle, BlueprintName, GameWorldTag};
+use bevy_gltf_blueprints::{BluePrintBundle, BlueprintName, BlueprintPath, GameWorldTag};
 use bevy_gltf_worlflow_examples_common_rapier::{GameState, InAppRunning};
 
 use bevy_rapier3d::prelude::Velocity;
@@ -11,7 +11,7 @@ pub fn setup_game(
     mut next_game_state: ResMut<NextState<GameState>>,
 ) {
     // here we actually spawn our game world/level
-    commands.spawn((
+    /*commands.spawn((
         SceneBundle {
             scene: asset_server.load("levels/World.glb#Scene0"),
             ..default()
@@ -19,7 +19,16 @@ pub fn setup_game(
         bevy::prelude::Name::from("world"),
         GameWorldTag,
         InAppRunning,
+    ));*/
+
+    commands.spawn((
+        BlueprintName("World".into()),
+        BlueprintPath("levels/World.glb".into()),
+        bevy::prelude::Name::from("world"),
+        GameWorldTag,
+        InAppRunning,
     ));
+
     next_game_state.set(GameState::InGame)
 }
 

testing/bevy_example/src/game/mod.rs

@@ -6,7 +6,7 @@ pub use in_game::*;
 use std::{collections::HashMap, fs, time::Duration};
 
 use bevy_gltf_blueprints::{
-    BlueprintAnimationPlayerLink, BlueprintName, BlueprintsList, GltfBlueprintsSet, SceneAnimations,
+    AllAssets, BlueprintAnimationPlayerLink, BlueprintName, GltfBlueprintsSet, SceneAnimations
 };
 
 use bevy::{
@@ -23,7 +23,7 @@ fn start_game(mut next_app_state: ResMut<NextState<AppState>>) {
 
 // if the export from Blender worked correctly, we should have animations (simplified here by using AnimationPlayerLink)
 // if the export from Blender worked correctly, we should have an Entity called "Blueprint4_nested" that has a child called "Blueprint3" that has a "BlueprintName" component with value Blueprint3
-// if the export from Blender worked correctly, we should have a blueprints_list
+// if the export from Blender worked correctly, we should have an assets_list
 // if the export from Blender worked correctly, we should have the correct tree of entities
 #[allow(clippy::too_many_arguments)]
 #[allow(clippy::type_complexity)]
@@ -36,7 +36,7 @@ fn validate_export(
     scene_animations: Query<(Entity, &SceneAnimations)>,
     empties_candidates: Query<(Entity, &Name, &GlobalTransform)>,
 
-    blueprints_list: Query<(Entity, &BlueprintsList)>,
+    assets_list: Query<(Entity, &AllAssets)>,
     root: Query<(Entity, &Name, &Children), (Without<Parent>, With<Children>)>,
 ) {
     let animations_found =
@@ -66,8 +66,8 @@ fn validate_export(
             break;
         }
     }
-    // check if there are blueprints_list components
+    // check if there are assets_list components
-    let blueprints_list_found = !blueprints_list.is_empty();
+    let assets_list_found = !assets_list.is_empty();
 
     // there should be no entity named xxx____bak as it means an error in the Blender side export process
     let mut exported_names_correct = true;
@@ -104,8 +104,8 @@ fn validate_export(
     fs::write(
         "bevy_diagnostics.json",
         format!(
-            "{{ \"animations\": {},  \"nested_blueprint_found\": {}, \"empty_found\": {}, \"blueprints_list_found\": {}, \"exported_names_correct\": {} }}",
+            "{{ \"animations\": {},  \"nested_blueprint_found\": {}, \"empty_found\": {}, \"assets_list_found\": {}, \"exported_names_correct\": {} }}",
-            animations_found, nested_blueprint_found, empty_found, blueprints_list_found, exported_names_correct
+            animations_found, nested_blueprint_found, empty_found, assets_list_found, exported_names_correct
         ),
     )
     .expect("Unable to write file");

tools/blenvy/TODO.md

@@ -15,7 +15,7 @@ Auto export
     - [x] main/ library scene names
     - [x] paths
 
-Data storage for custom properties:
+- [ ] Data storage for custom properties:
     - for scenes (main scenes)
         - at scene level
     - for blueprints 
@@ -106,6 +106,22 @@ General issues:
 - [x] add ability to FORCE export specific blueprints & levels
 - [ ] undo after a save removes any saved "serialized scene" data ? DIG into this
 - [ ] handle scene renames between saves (breaks diffing)
-- [ ] change scene selector to work on actual scenes aka to deal with renamed scenes
+- [x] change scene selector to work on actual scenes aka to deal with renamed scenes
+    - [x] remove get_main_and_library_scenes as it should not be needed anymore
 - [x] fix asset file selection
 - [x] change "assets" tab to "levels"/worlds tab & modify UI accordingly
+- [ ] add option to 'split out' meshes from blueprints ? 
+    - [ ] ie considering meshletts etc , it would make sense to keep blueprints seperate from purely mesh gltfs
+
+- [x] remove 'export_marked_assets' it should be a default setting
+- [x] disable/ hide asset editing ui for external assets
+- [ ] inject_export_path_into_internal_blueprints should be called on every asset/blueprint scan !! Not just on export
+- [x] fix level asets UI 
+- [ ] persist exported materials path in blueprints so that it can be read from library file users
+    - [ ] just like "export_path" write it into each blueprint's collection
+    - [ ] scan for used materials per blueprint !
+    - [ ] for scenes, scan for used materials of all non instance objects (TODO: what about overrides ?)
+
+- [x] remove BlueprintsList & replace is with assets list
+
+clear && pytest -svv --blender-template ../../testing/bevy_example/art/testing_library.blend --blender-executable /home/ckaos/tools/blender/blender-4.1.0-linux-x64/blender tests/test_bevy_integration_prepare.py  && pytest -svv --blender-executable /home/ckaos/tools/blender/blender-4.1.0-linux-x64/blender tests/test_bevy_integration.py

tools/blenvy/__init__.py

@@ -50,9 +50,8 @@ from .blueprints.operators import OT_select_blueprint
 # blenvy core
 from .core.blenvy_manager import BlenvyManager
 from .core.operators import OT_switch_bevy_tooling
-from .core.scene_helpers import (SceneSelector)
 from .core.ui.ui import (BLENVY_PT_SidePanel)
-from .core.ui.scenes_list import SCENES_LIST_OT_actions, SCENE_UL_Blenvy
+from .core.ui.scenes_list import SCENES_LIST_OT_actions
 from .core.ui.assets_folder_browser import OT_OpenAssetsFolderBrowser
 
 
@@ -63,8 +62,6 @@ def glTF2_post_export_callback(data):
 
 classes = [
     # common/core
-    SceneSelector,
-    SCENE_UL_Blenvy,
     SCENES_LIST_OT_actions,
     OT_OpenAssetsFolderBrowser,
 

tools/blenvy/add_ons/auto_export/blueprints/export_blueprints.py

@@ -4,6 +4,12 @@ from ..constants import TEMPSCENE_PREFIX
 from ..common.generate_temporary_scene_and_export import generate_temporary_scene_and_export, copy_hollowed_collection_into, clear_hollow_scene
 from ..common.export_gltf import generate_gltf_export_settings
 
+def assets_to_fake_ron(list_like):
+    result = []
+    for item in list_like:
+        result.append(f"(name: \"{item['name']}\", path: \"{item['path']}\")")
+    return result#.join(", ")
+
 def export_blueprints(blueprints, settings, blueprints_data):
     blueprints_path_full = getattr(settings, "blueprints_path_full")
     gltf_export_settings = generate_gltf_export_settings(settings)
@@ -15,7 +21,7 @@ def export_blueprints(blueprints, settings, blueprints_data):
 
         for blueprint in blueprints:
             print("exporting collection", blueprint.name)
-            gltf_output_path = os.path.join(blueprints_path_full, blueprint.name)
+            gltf_output_path = os.path.join(blueprints_path_full, blueprint.name) # TODO: reuse the export_path custom property ?
             gltf_export_settings = { **gltf_export_settings, 'use_active_scene': True, 'use_active_collection': True, 'use_active_collection_with_nested':True}
             
             # if we are using the material library option, do not export materials, use placeholder instead
@@ -23,10 +29,23 @@ def export_blueprints(blueprints, settings, blueprints_data):
                 gltf_export_settings['export_materials'] = 'PLACEHOLDER'
 
             collection = bpy.data.collections[blueprint.name]
+
+            print("BLUEPRINT", blueprint.name)
+
+            for asset in collection.user_assets:
+                print("  user asset", asset.name, asset.path)
+
+            all_assets = []
+            auto_assets = []
+            collection["local_assets"] = assets_to_fake_ron([{"name": asset.name, "path": asset.path} for asset in collection.user_assets] + auto_assets)
+            collection["AllAssets"] = assets_to_fake_ron([{"name": asset.name, "path": asset.path} for asset in collection.user_assets]) #all_assets + [{"name": asset.name, "path": asset.path} for asset in collection.user_assets] + auto_assets)
+
+
             # do the actual export
             generate_temporary_scene_and_export(
                 settings, 
                 temp_scene_name=TEMPSCENE_PREFIX+collection.name,
+                additional_data = collection,
                 gltf_export_settings=gltf_export_settings,
                 gltf_output_path=gltf_output_path,
                 tempScene_filler= lambda temp_collection: copy_hollowed_collection_into(collection, temp_collection, blueprints_data=blueprints_data, settings=settings),

tools/blenvy/add_ons/auto_export/blueprints/get_blueprints_to_export.py

@@ -1,5 +1,4 @@
 
-from blenvy.core.scene_helpers import get_main_and_library_scenes
 from blenvy.blueprints.blueprint_helpers import find_blueprints_not_on_disk
 
 
@@ -13,7 +12,6 @@ def get_blueprints_to_export(changes_per_scene, changed_export_parameters, bluep
     change_detection = getattr(settings.auto_export, "change_detection")
     collection_instances_combine_mode = getattr(settings.auto_export, "collection_instances_combine_mode")
 
-    [main_scene_names, level_scenes, library_scene_names, library_scenes] = get_main_and_library_scenes(settings)
     internal_blueprints = blueprints_data.internal_blueprints
     blueprints_to_export = internal_blueprints # just for clarity
 
@@ -28,7 +26,7 @@ def get_blueprints_to_export(changes_per_scene, changed_export_parameters, bluep
         # in your current Blender session for example)
         blueprints_not_on_disk = find_blueprints_not_on_disk(internal_blueprints, blueprints_path_full, export_gltf_extension)
 
-        for scene in library_scenes:
+        for scene in settings.library_scenes:
             if scene.name in changes_per_scene:
                 changed_objects = list(changes_per_scene[scene.name].keys())
                 changed_blueprints = [blueprints_data.blueprints_from_objects[changed] for changed in changed_objects if changed in blueprints_data.blueprints_from_objects]

tools/blenvy/add_ons/auto_export/common/auto_export.py

@@ -3,7 +3,6 @@ import os
 import bpy
 import traceback
 
-from blenvy.core.scene_helpers import get_main_and_library_scenes
 from blenvy.blueprints.blueprints_scan import blueprints_scan
 from blenvy.blueprints.blueprint_helpers import inject_export_path_into_internal_blueprints
 
@@ -39,8 +38,6 @@ def auto_export(changes_per_scene, changed_export_parameters, settings):
         gltf_extension = '.glb' if gltf_extension == 'GLB' else '.gltf'
         settings.export_gltf_extension = gltf_extension
 
-        [main_scene_names, level_scenes, library_scene_names, library_scenes] = get_main_and_library_scenes(settings)
-
         blueprints_data = bpy.context.window_manager.blueprints_registry.refresh_blueprints()
         #blueprints_data = bpy.context.window_manager.blueprints_registry.blueprints_data
         #print("blueprints_data", blueprints_data)
@@ -58,7 +55,7 @@ def auto_export(changes_per_scene, changed_export_parameters, settings):
 
         if export_scene_settings:
             # inject/ update scene components
-            upsert_scene_components(level_scenes)
+            upsert_scene_components(settings.main_scenes)
         #inject/ update light shadow information
         for light in bpy.data.lights:
             enabled = 'true' if light.use_shadow else 'false'
@@ -76,7 +73,7 @@ def auto_export(changes_per_scene, changed_export_parameters, settings):
             # since materials export adds components we need to call this before blueprints are exported
             # export materials & inject materials components into relevant objects
             if export_materials_library:
-                export_materials(blueprints_data.blueprint_names, library_scenes, settings)
+                export_materials(blueprints_data.blueprint_names, settings.library_scenes, settings)
 
             # update the list of tracked exports
             exports_total = len(blueprints_to_export) + len(main_scenes_to_export) + (1 if export_materials_library else 0)
@@ -108,7 +105,7 @@ def auto_export(changes_per_scene, changed_export_parameters, settings):
                 print("export MAIN scenes")
                 for scene_name in main_scenes_to_export:
                     print("     exporting scene:", scene_name)
-                    export_main_scene(bpy.data.scenes[scene_name], blend_file_path, settings, blueprints_data)
+                    export_main_scene(bpy.data.scenes[scene_name], settings, blueprints_data)
 
             # now deal with blueprints/collections
             do_export_library_scene = not change_detection or changed_export_parameters or len(blueprints_to_export) > 0
@@ -123,11 +120,11 @@ def auto_export(changes_per_scene, changed_export_parameters, settings):
             for obj in old_selections:
                 obj.select_set(True)
             if export_materials_library:
-                cleanup_materials(blueprints_data.blueprint_names, library_scenes)
+                cleanup_materials(blueprints_data.blueprint_names, settings.library_scenes)
 
         else:
-            for scene_name in main_scene_names:
+            for scene in settings.main_scenes:
-                export_main_scene(bpy.data.scenes[scene_name], blend_file_path, settings, [])
+                export_main_scene(scene, settings, [])
 
 
 
@@ -141,9 +138,7 @@ def auto_export(changes_per_scene, changed_export_parameters, settings):
 
     finally:
         # FIXME: error handling ? also redundant
-        [main_scene_names, main_scenes, library_scene_names, library_scenes] = get_main_and_library_scenes(settings)
-
         if export_scene_settings:
             # inject/ update scene components
-            remove_scene_components(main_scenes)
+            remove_scene_components(settings.main_scenes)
 

tools/blenvy/add_ons/auto_export/common/duplicate_object.py

@@ -96,6 +96,8 @@ def duplicate_object(object, parent, combine_mode, destination_collection, bluep
         original_collection = object.instance_collection
         original_name = object.name
         blueprint_name = original_collection.name
+        # FIXME: blueprint path is WRONG ! 
+        print("BLUEPRINT PATH", original_collection.get('export_path', None))
         blueprint_path = original_collection['export_path'] if 'export_path' in original_collection else f'./{blueprint_name}' # TODO: the default requires the currently used extension !!
 
 
@@ -107,13 +109,6 @@ def duplicate_object(object, parent, combine_mode, destination_collection, bluep
         empty_obj["BlueprintPath"] = f'("{blueprint_path}")'
         empty_obj['SpawnHere'] = '()'
         
-        # we also inject a list of all sub blueprints, so that the bevy side can preload them
-        children_per_blueprint = {}
-        blueprint = blueprints_data.blueprints_per_name.get(blueprint_name, None)
-        if blueprint:
-            children_per_blueprint[blueprint_name] = blueprint.nested_blueprints
-        empty_obj["BlueprintsList"] = f"({json.dumps(dict(children_per_blueprint))})"
-        
         # we copy custom properties over from our original object to our empty
         for component_name, component_value in object.items():
             if component_name not in custom_properties_to_filter_out and is_component_valid_and_enabled(object, component_name): #copy only valid properties

tools/blenvy/add_ons/auto_export/common/export_materials.py

@@ -4,10 +4,16 @@ from pathlib import Path
 
 from blenvy.core.helpers_collections import (traverse_tree)
 from blenvy.core.object_makers import make_cube
-from blenvy.materials.materials_helpers import get_all_materials
+from blenvy.materials.materials_helpers import add_material_info_to_objects, get_all_materials
 from .generate_temporary_scene_and_export import generate_temporary_scene_and_export
 from .export_gltf import (generate_gltf_export_settings)
 
+# material library logic
+# To avoid redundant materials (can be very costly, mostly when using high res textures)
+# - we explore a gltf file containing all materials from a blend file
+# - we add materialInfo component to each object that uses one of the materials, so that "what material is used by which object" is preserved
+#
+
 def clear_material_info(collection_names, library_scenes):
     for scene in library_scenes:
         root_collection = scene.collection
@@ -63,8 +69,8 @@ def export_materials(collections, library_scenes, settings):
     gltf_export_settings = generate_gltf_export_settings(settings)
     materials_path_full = getattr(settings,"materials_path_full")
 
-    used_material_names = get_all_materials(collections, library_scenes)
+    (used_material_names, materials_per_object) = get_all_materials(collections, library_scenes)
-    current_project_name = Path(bpy.context.blend_data.filepath).stem
+    add_material_info_to_objects(materials_per_object, settings)
 
     gltf_export_settings = { **gltf_export_settings, 
                     'use_active_scene': True, 
@@ -75,7 +81,8 @@ def export_materials(collections, library_scenes, settings):
                     'export_apply':True
                     }
 
-    gltf_output_path = os.path.join(materials_path_full, current_project_name + "_materials_library")
+    current_project_name = Path(bpy.context.blend_data.filepath).stem
+    gltf_output_path = os.path.join(materials_path_full, current_project_name + "_materials")
 
     print("       exporting Materials to", gltf_output_path, ".gltf/glb")
 

tools/blenvy/add_ons/auto_export/common/generate_temporary_scene_and_export.py

@@ -1,8 +1,10 @@
+import json
 import bpy
 from blenvy.core.helpers_collections import (set_active_collection)
 from blenvy.core.object_makers import (make_empty)
 from .duplicate_object import duplicate_object
 from .export_gltf import export_gltf
+from blenvy.core.scene_helpers import add_scene_property
 
 """ 
 generates a temporary scene, fills it with data, cleans up after itself
@@ -12,11 +14,30 @@ generates a temporary scene, fills it with data, cleans up after itself
     * cleaned up using tempScene_cleaner
 
 """
-def generate_temporary_scene_and_export(settings, gltf_export_settings, gltf_output_path, temp_scene_name="__temp_scene", tempScene_filler=None, tempScene_cleaner=None): 
+def generate_temporary_scene_and_export(settings, gltf_export_settings, gltf_output_path, temp_scene_name="__temp_scene", tempScene_filler=None, tempScene_cleaner=None, additional_data=None): 
 
     temp_scene = bpy.data.scenes.new(name=temp_scene_name)
     temp_root_collection = temp_scene.collection
 
+    print("additional_dataAAAAAAAAAAAAAAAH", additional_data)
+    if additional_data is not None: # FIXME not a fan of having this here
+        for entry in dict(additional_data):
+            print("entry in additional data", entry)
+            if entry == "local_assets":
+                temp_scene["local_assets"] = additional_data[entry] # this is for bevy 0.14
+                temp_root_collection["local_assets"] = additional_data[entry] # for previous bevy versions, remove when migration done
+                bla = "[(name: \"test_asset\", path: \"audio/fake.mp3\")]"
+                local_assets = additional_data.get(entry, [])
+                local_assets = [entry for entry in local_assets]
+                add_scene_property(temp_scene, 'assets_components', {"LocalAssets":  f"LocalAssets({local_assets})".replace("'", '')}) 
+
+            if entry == entry == "AllAssets":
+                temp_scene["AllAssets"] = additional_data[entry]
+                temp_root_collection["AllAssets"] = additional_data[entry] # for previous bevy versions, remove when migration done
+                all_assets = additional_data.get(entry, [])
+                all_assets = [entry for entry in all_assets]
+                add_scene_property(temp_scene, 'assets_components', {"AllAssets":  f"AllAssets({all_assets})".replace("'", '')}) 
+
     # save active scene
     original_scene = bpy.context.window.scene
     # and selected collection
@@ -43,6 +64,7 @@ def generate_temporary_scene_and_export(settings, gltf_export_settings, gltf_out
         scene_filler_data = tempScene_filler(temp_root_collection)
         # export the temporary scene
         try:
+            print("dry_run MODE", settings.auto_export.dry_run)
             if settings.auto_export.dry_run == "DISABLED":
                 export_gltf(gltf_output_path, gltf_export_settings)
         except Exception as error:

tools/blenvy/add_ons/auto_export/common/prepare_and_export.py

@@ -15,9 +15,10 @@ def prepare_and_export():
         # determine changed objects
         per_scene_changes = get_changes_per_scene(settings=blenvy)
         # determine changed parameters 
-        setting_changes = False # get_setting_changes()
+        setting_changes = get_setting_changes()
+        print("setting_changes", setting_changes)
         # do the actual export
-        blenvy.auto_export.dry_run = 'NO_EXPORT'#'DISABLED'#
+        # blenvy.auto_export.dry_run = 'NO_EXPORT'#'DISABLED'#
         auto_export(per_scene_changes, setting_changes, blenvy)
 
         # cleanup 

tools/blenvy/add_ons/auto_export/common/settings_diff.py

@@ -21,7 +21,6 @@ parameter_names_whitelist_auto_export = [
     'export_separate_dynamic_and_static_objects',
     'export_materials_library',
     'collection_instances_combine_mode',
-    'export_marked_assets'
 ]
 
 def get_setting_changes():
@@ -37,6 +36,7 @@ def get_setting_changes():
 
     previous_gltf_settings = load_settings(".blenvy_gltf_settings_previous")
     current_gltf_settings = load_settings(".blenvy_gltf_settings")
+    print("previous_gltf_settings", previous_gltf_settings, "current_gltf_settings", current_gltf_settings)
     gltf_settings_changed = not are_settings_identical(previous_gltf_settings, current_gltf_settings)
 
     # write the new settings to the old settings

tools/blenvy/add_ons/auto_export/common/tracker.py

@@ -83,7 +83,7 @@ class AutoExportTracker(PropertyGroup):
         print("last operators", ops)
         for op in ops:
             print("operator", op)"""
-        active_operator = getattr(bpy.context.active_operator, 'active_operator' , None)
+        active_operator = getattr(bpy.context, 'active_operator' , None)
         if active_operator is not None:
             #print("Operator", active_operator.bl_label, active_operator.bl_idname)
             if active_operator.bl_idname == "EXPORT_SCENE_OT_gltf" and active_operator.gltf_export_id == "gltf_auto_export":

tools/blenvy/add_ons/auto_export/levels/export_main_scenes.py

@@ -1,11 +1,23 @@
+import json
 import os
+from pathlib import Path
+from types import SimpleNamespace
+
+import bpy
 from blenvy.blueprints.blueprint_helpers import inject_blueprints_list_into_main_scene, remove_blueprints_list_from_main_scene
 from ..constants import TEMPSCENE_PREFIX
 from ..common.generate_temporary_scene_and_export import generate_temporary_scene_and_export, copy_hollowed_collection_into, clear_hollow_scene
 from ..common.export_gltf import (generate_gltf_export_settings, export_gltf)
 from .is_object_dynamic import is_object_dynamic, is_object_static
 
-def export_main_scene(scene, blend_file_path, settings, blueprints_data): 
+def assets_to_fake_ron(list_like):
+    result = []
+    for item in list_like:
+        result.append(f"(name: \"{item['name']}\", path: \"{item['path']}\")")
+    return result#.join(", ")
+        
+
+def export_main_scene(scene, settings, blueprints_data): 
     gltf_export_settings = generate_gltf_export_settings(settings)
     assets_path_full = getattr(settings,"assets_path_full")
     levels_path_full = getattr(settings,"levels_path_full")
@@ -25,7 +37,52 @@ def export_main_scene(scene, blend_file_path, settings, blueprints_data):
     if export_blueprints : 
         gltf_output_path = os.path.join(levels_path_full, scene.name)
 
-        #inject_blueprints_list_into_main_scene(scene, blueprints_data, settings)
+        inject_blueprints_list_into_main_scene(scene, blueprints_data, settings)
+        print("main scene", scene)
+        for asset in scene.user_assets:
+            print("  user asset", asset.name, asset.path)
+        for asset in scene.generated_assets:
+            print("  generated asset", asset)
+        """for blueprint in blueprints_data.blueprints_per_scenes[scene.name]:
+            print("BLUEPRINT", blueprint)"""
+        blueprint_instances_in_scene = blueprints_data.blueprint_instances_per_main_scene.get(scene.name, {}).keys()
+        blueprints_in_scene = [blueprints_data.blueprints_per_name[blueprint_name] for blueprint_name in blueprint_instances_in_scene]
+        #yala = [blueprint.collection.user_assets for blueprint in blueprints_in_scene]
+        #print("dsfsdf", yala)
+        auto_assets = []
+
+        all_assets = []
+        export_gltf_extension = getattr(settings.auto_export, "export_gltf_extension", ".glb")
+
+        blueprints_path =  getattr(settings, "blueprints_path")
+        for blueprint in blueprints_in_scene:
+            if blueprint.local:
+                blueprint_exported_path = os.path.join(blueprints_path, f"{blueprint.name}{export_gltf_extension}")
+            else:
+                # get the injected path of the external blueprints
+                blueprint_exported_path = blueprint.collection['export_path'] if 'export_path' in blueprint.collection else None
+            if blueprint_exported_path is not None: # and not does_asset_exist(assets_list, blueprint_exported_path):
+                auto_assets.append({"name": blueprint.name, "path": blueprint_exported_path})#, "generated": True, "internal":blueprint.local, "parent": None})
+
+            # now also add the assets of the blueprints # TODO: wait no , these should not be a part of the (scene) local assets
+            for asset in blueprint.collection.user_assets:
+                print("adding assets of blueprint", asset.name)
+                all_assets.append({"name": asset.name, "path": asset.path})
+
+        """for asset in auto_assets:
+            print("  generated asset", asset.name, asset.path)"""
+        
+        materials_path =  getattr(settings, "materials_path")
+        current_project_name = Path(bpy.context.blend_data.filepath).stem
+        materials_library_name = f"{current_project_name}_materials"
+        materials_exported_path = os.path.join(materials_path, f"{materials_library_name}{export_gltf_extension}")
+        material_assets = [{"name": materials_library_name, "path": materials_exported_path}] # we also add the material library as an asset
+
+
+        scene["local_assets"] = assets_to_fake_ron([{"name": asset.name, "path": asset.path} for asset in scene.user_assets] + auto_assets + material_assets)
+        scene["AllAssets"] = assets_to_fake_ron(all_assets + [{"name": asset.name, "path": asset.path} for asset in scene.user_assets] + auto_assets + material_assets)
+
+
         if export_separate_dynamic_and_static_objects:
             #print("SPLIT STATIC AND DYNAMIC")
             # first export static objects
@@ -54,19 +111,21 @@ def export_main_scene(scene, blend_file_path, settings, blueprints_data):
             generate_temporary_scene_and_export(
                 settings, 
                 temp_scene_name=TEMPSCENE_PREFIX,
+                additional_data = scene,
                 gltf_export_settings=gltf_export_settings,
                 gltf_output_path=gltf_output_path,
                 tempScene_filler= lambda temp_collection: copy_hollowed_collection_into(scene.collection, temp_collection, blueprints_data=blueprints_data, settings=settings),
                 tempScene_cleaner= lambda temp_scene, params: clear_hollow_scene(original_root_collection=scene.collection, temp_scene=temp_scene, **params)
             )
 
+        remove_blueprints_list_from_main_scene(scene)
+
     else:
         gltf_output_path = os.path.join(assets_path_full, scene.name)
         print("       exporting gltf to", gltf_output_path, ".gltf/glb")
         if settings.auto_export.dry_run == "DISABLED":
             export_gltf(gltf_output_path, gltf_export_settings)
 
-    remove_blueprints_list_from_main_scene(scene)
 
 
 

tools/blenvy/add_ons/auto_export/levels/get_levels_to_export.py

@@ -1,5 +1,4 @@
 import bpy
-from blenvy.core.scene_helpers import get_main_and_library_scenes
 from blenvy.blueprints.blueprint_helpers import check_if_blueprint_on_disk
 
 # IF collection_instances_combine_mode is not 'split' check for each scene if any object in changes_per_scene has an instance in the scene
@@ -57,9 +56,8 @@ def should_level_be_exported(scene_name, changed_export_parameters, changes_per_
 
 # this also takes the split/embed mode into account: if a collection instance changes AND embed is active, its container level/world should also be exported
 def get_levels_to_export(changes_per_scene, changed_export_parameters, blueprints_data, settings):
-    [main_scene_names, level_scenes, library_scene_names, library_scenes] = get_main_and_library_scenes(settings)
     # determine list of main scenes to export
     # we have more relaxed rules to determine if the main scenes have changed : any change is ok, (allows easier handling of changes, render settings etc)
-    main_scenes_to_export = [scene_name for scene_name in main_scene_names if should_level_be_exported(scene_name, changed_export_parameters, changes_per_scene, blueprints_data, settings)]
+    main_scenes_to_export = [scene_name for scene_name in settings.main_scenes_names if should_level_be_exported(scene_name, changed_export_parameters, changes_per_scene, blueprints_data, settings)]
 
     return (main_scenes_to_export)

tools/blenvy/add_ons/auto_export/settings.py

@@ -101,13 +101,6 @@ class AutoExportSettings(PropertyGroup):
         update=save_settings
     ) # type: ignore
 
-    export_marked_assets: BoolProperty(
-        name='Auto export marked assets',
-        description='Collections that have been marked as assets will be systematically exported, even if not in use in another scene',
-        default=True,
-        update=save_settings
-    ) # type: ignore
-
     dry_run: EnumProperty(
         name="dry run",
         description="debug/ develop helper to enable everything but the actual exporting of files",

tools/blenvy/add_ons/auto_export/ui.py

@@ -51,7 +51,6 @@ def draw_settings_ui(layout, auto_export_settings):
 
         # collections/blueprints 
         section.prop(auto_export_settings, "collection_instances_combine_mode")
-        section.prop(auto_export_settings, "export_marked_assets")
         section.separator()
 
         section.prop(auto_export_settings, "export_separate_dynamic_and_static_objects")

tools/blenvy/assets/ui.py

@@ -4,11 +4,12 @@ from .assets_scan import get_main_scene_assets_tree
 from .asset_helpers import get_user_assets, does_asset_exist
 
 def draw_assets(layout, name, title, asset_registry, target_type, target_name, editable=True, user_assets= [], generated_assets = []):
+    nesting_indent = 0.05
     number_of_user_assets = len(user_assets)
     number_of_generated_assets = len(generated_assets)
 
     header, panel = layout.panel(f"assets{name}", default_closed=True)
-    header.label(text=title + f"({number_of_user_assets + number_of_generated_assets})", icon="ASSET_MANAGER")
+    header.label(text=title + f"({number_of_user_assets})", icon="ASSET_MANAGER")
 
 
     blueprint_assets = target_type == 'BLUEPRINT'
@@ -19,8 +20,7 @@ def draw_assets(layout, name, title, asset_registry, target_type, target_name, e
 
     add_possible = does_asset_exist(target, {"path": asset_registry.asset_path_selector}) #"name": asset_registry.asset_name_selector, 
 
-    if header:
+    if header and editable:
-        
         row = header.row()
         row.alert = add_possible
 
@@ -38,39 +38,21 @@ def draw_assets(layout, name, title, asset_registry, target_type, target_name, e
         add_asset.asset_type = asset_registry.asset_type_selector
         add_asset.asset_path = asset_registry.asset_path_selector
 
-       
-
-
     if panel:
         if editable:
             row = panel.row()
-            
+        #panel.separator()
-
+        print("here", user_assets)
-            """row.alert = add_possible
-            row.prop(asset_registry, "asset_name_selector", text="")
-            row.label(text=asset_registry.asset_path_selector)
-            asset_selector = row.operator(operator="asset.open_filebrowser", text="", icon="FILE_FOLDER")
-            
-            add_asset_layout = row.column()
-            add_asset_layout.enabled = not add_possible
-
-            add_asset = add_asset_layout.operator(operator="bevyassets.add", text="", icon="ADD")
-            add_asset.target_type = target_type
-            add_asset.target_name = target_name
-            add_asset.asset_name = asset_registry.asset_name_selector
-            add_asset.asset_type = asset_registry.asset_type_selector
-            add_asset.asset_path = asset_registry.asset_path_selector"""
-
-        panel.separator()
-
         for asset in user_assets:
+            print("asset", asset)
             row = panel.row()
-            split  = row.split(factor=0.005)
+            split  = row.split(factor=nesting_indent)
             col = split.column()
             col.label(text=" ")
             col = split.column()
 
             row = col.row()
+            row.label(icon="ASSET_MANAGER")
             row.prop(asset, "name", text="")
             row.label(text=asset.path)
             asset_selector = row.operator(operator="asset.open_filebrowser", text="", icon="FILE_FOLDER")
@@ -79,27 +61,6 @@ def draw_assets(layout, name, title, asset_registry, target_type, target_name, e
             remove_asset.target_type = target_type
             remove_asset.target_name = target_name
             remove_asset.asset_path = asset.path
-          
-        for asset in generated_assets:
-            row = panel.row()
-            #row.label(text=asset.name)
-            #row.label(text=asset.path)
-            split  = row.split(factor=0.005)
-            col = split.column()
-            col.label(text=" ")
-            col = split.column()
-
-
-            sub_header, sub_panel = col.panel(f"assets_sub{asset.name}", default_closed=False)
-            sub_header.label(text=f"{asset.name}        ({asset.path})", icon="XRAY")
-            if sub_panel:
-                sub_panel.label(text="         some stuff")
-            """remove_asset = row.operator(operator="bevyassets.remove", text="", icon="TRASH")
-            remove_asset.target_type = target_type
-            remove_asset.target_name = target_name
-            remove_asset.asset_path = asset.path"""
-
-
     return panel
 
 class Blenvy_assets(bpy.types.Panel):
@@ -133,9 +94,7 @@ class Blenvy_assets(bpy.types.Panel):
         settings = SimpleNamespace(**settings)
 
         if panel:
-            #print("dfs")
+            for scene in blenvy.main_scenes:
-            for scene_selector in blenvy.main_scenes:
-                scene = bpy.data.scenes[scene_selector.name]
                 user_assets = get_user_assets(scene)
 
                 row = panel.row()

tools/blenvy/blueprints/blueprint_helpers.py

@@ -23,6 +23,8 @@ def check_if_blueprint_on_disk(scene_name, folder_path, extension):
 def inject_export_path_into_internal_blueprints(internal_blueprints, blueprints_path, gltf_extension):
     for blueprint in internal_blueprints:
         blueprint_exported_path = os.path.join(blueprints_path, f"{blueprint.name}{gltf_extension}")
+        print("injecting blueprint path", blueprint_exported_path, "for", blueprint.name)
+
         blueprint.collection["export_path"] = blueprint_exported_path
 
 def inject_blueprints_list_into_main_scene(scene, blueprints_data, settings):

tools/blenvy/blueprints/blueprints_registry.py

@@ -8,7 +8,6 @@ from bpy_types import (PropertyGroup)
 from bpy.props import (StringProperty, BoolProperty, FloatProperty, FloatVectorProperty, IntProperty, IntVectorProperty, EnumProperty, PointerProperty, CollectionProperty)
 
 from ..settings import load_settings
-from ..core.scene_helpers import get_main_and_library_scenes
 from .blueprints_scan import blueprints_scan
 
 
@@ -68,7 +67,6 @@ class BlueprintsRegistry(PropertyGroup):
         #print("titi", self)
         blenvy = bpy.context.window_manager.blenvy
         settings = blenvy
-        [main_scene_names, level_scenes, library_scene_names, library_scenes] = get_main_and_library_scenes(settings)
+        blueprints_data = blueprints_scan(settings.main_scenes, settings.library_scenes, settings)
-        blueprints_data = blueprints_scan(level_scenes, library_scenes, settings)
         self.blueprints_data = blueprints_data
         return blueprints_data

tools/blenvy/blueprints/blueprints_scan.py

@@ -8,8 +8,6 @@ from .blueprint import Blueprint
 # - with the "auto_export" flag
 # https://blender.stackexchange.com/questions/167878/how-to-get-all-collections-of-the-current-scene
 def blueprints_scan(main_scenes, library_scenes, settings):
-    export_marked_assets = getattr(settings.auto_export, "export_marked_assets")
-
     blueprints = {}
     blueprints_from_objects = {}
     blueprint_name_from_instances = {}
@@ -84,12 +82,12 @@ def blueprints_scan(main_scenes, library_scenes, settings):
         
         if (
             'AutoExport' in collection and collection['AutoExport'] == True # get marked collections
-            or export_marked_assets and collection.asset_data is not None # or if you have marked collections as assets you can auto export them too
+            or collection.asset_data is not None # or if you have marked collections as assets you can auto export them too
             or collection.name in list(internal_collection_instances.keys()) # or if the collection has an instance in one of the main scenes
             ):
             blueprint = Blueprint(collection.name)
             blueprint.local = True
-            blueprint.marked = 'AutoExport' in collection and collection['AutoExport'] == True or export_marked_assets and collection.asset_data is not None
+            blueprint.marked = 'AutoExport' in collection and collection['AutoExport'] == True or collection.asset_data is not None
             blueprint.objects = [object.name for object in collection.all_objects if not object.instance_type == 'COLLECTION'] # inneficient, double loop
             blueprint.nested_blueprints = [object.instance_collection.name for object in collection.all_objects if object.instance_type == 'COLLECTION'] # FIXME: not precise enough, aka "what is a blueprint"
             blueprint.collection = collection

tools/blenvy/blueprints/ui.py

@@ -5,6 +5,27 @@ from ..assets.asset_helpers import get_user_assets, get_generated_assets
 
 from ..assets.ui import draw_assets
 
+
+def draw_blueprints(layout, name, title, generated_assets):
+    nesting_indent = 0.05
+    number_of_generated_assets = len(generated_assets)
+
+    header, panel = layout.panel(f"assets{name}", default_closed=True)
+    header.label(text=title + f"({number_of_generated_assets})", icon="XRAY")
+
+    if panel:
+        for asset in generated_assets:
+            row = panel.row()
+            split  = row.split(factor=nesting_indent)
+            col = split.column()
+            col.label(text=" ")
+            col = split.column()
+
+            sub_header, sub_panel = col.panel(f"assets_sub{asset.name}", default_closed=False)
+            sub_header.label(text=f"{asset.name}        ({asset.path})", icon="XRAY")
+            if sub_panel:
+                sub_panel.label(text="         some stuff")
+
 class GLTF_PT_auto_export_blueprints_list(bpy.types.Panel):
     bl_space_type = 'VIEW_3D'
     bl_region_type = 'UI'
@@ -56,4 +77,4 @@ class GLTF_PT_auto_export_blueprints_list(bpy.types.Panel):
                     generated_assets =  get_generated_assets(blueprint.collection)
 
                     draw_assets(layout=col, name=blueprint.name, title="Assets", asset_registry=asset_registry, user_assets=user_assets, generated_assets=generated_assets, target_type="BLUEPRINT", target_name=blueprint.name, editable=False)
-                    panel.label(text="External")
+                    panel.label(text="External blueprint, assets are not editable")

tools/blenvy/core/blenvy_manager.py

@@ -2,12 +2,12 @@ import os
 import bpy
 from bpy_types import (PropertyGroup)
 from bpy.props import (BoolProperty, EnumProperty, PointerProperty, StringProperty, CollectionProperty, IntProperty)
-from .scene_helpers import SceneSelector
 from ..settings import upsert_settings, load_settings, generate_complete_settings_dict
 import blenvy.add_ons.auto_export.settings as auto_export_settings
 import blenvy.add_ons.bevy_components.settings as component_settings
 
 
+
 # list of settings we do NOT want to save
 settings_black_list = ['settings_save_enabled', 'main_scene_selector', 'main_scenes', 'main_scenes_index', 'library_scene_selector', 'library_scenes', 'library_scenes_index',
                        #'project_root_path_full', 'assets_path_full', '' 
@@ -35,7 +35,10 @@ def update_mode(blenvy, context):
 
 def is_scene_already_in_use(self, scene):
     try:
-        return scene.name not in self.main_scenes and scene.name not in self.library_scenes
+        current_main_scene_names = list(map(lambda x: x.name, self.main_scenes))
+        current_library_scene_names = list(map(lambda x: x.name, self.library_scenes))
+        #print("scene ", scene.name, current_main_scene_names, current_library_scene_names)
+        return scene.name not in current_main_scene_names and scene.name not in current_library_scene_names
     except:
         return True
 
@@ -117,14 +120,6 @@ class BlenvyManager(PropertyGroup):
         get=lambda self: os.path.abspath(os.path.join(os.path.dirname(bpy.data.filepath), self.project_root_path, self.assets_path, self.materials_path))
     ) # type: ignore
 
-    main_scenes: CollectionProperty(name="main scenes", type=SceneSelector) # type: ignore
-    main_scenes_index: IntProperty(name = "Index for main scenes list", default = 0, update=update_scene_lists) # type: ignore
-    #main_scene_names = [] # FIXME: unsure
-
-    library_scenes: CollectionProperty(name="library scenes", type=SceneSelector) # type: ignore
-    library_scenes_index: IntProperty(name = "Index for library scenes list", default = 0, update=update_scene_lists) # type: ignore
-    #library_scene_names = [] # FIXME: unsure
-
     # sub ones
     auto_export: PointerProperty(type=auto_export_settings.AutoExportSettings) # type: ignore
     components: PointerProperty(type=component_settings.ComponentsSettings) # type: ignore
@@ -132,15 +127,37 @@ class BlenvyManager(PropertyGroup):
     main_scene_selector: PointerProperty(type=bpy.types.Scene, name="main scene", description="main_scene_picker", poll=is_scene_already_in_use)# type: ignore
     library_scene_selector: PointerProperty(type=bpy.types.Scene, name="library scene", description="library_scene_picker", poll=is_scene_already_in_use)# type: ignore
 
+    @property
+    def main_scenes(self):
+        return [scene for scene in bpy.data.scenes if scene.blenvy_scene_type == 'Level']
+    
+    @property
+    def main_scenes_names(self):
+        return [scene.name for scene in self.main_scenes]
+    
+    @property
+    def library_scenes(self):
+        return [scene for scene in bpy.data.scenes if scene.blenvy_scene_type == 'Library']
+    
+    @property
+    def library_scenes_names(self):
+        return [scene.name for scene in self.library_scenes]
+
     @classmethod
     def register(cls):
         bpy.types.WindowManager.blenvy = PointerProperty(type=BlenvyManager)
 
         # unsure
-        # you can add components to both objects & collections
-        #bpy.types.Object.components_meta = PointerProperty(type=ComponentsMeta)
         bpy.types.Collection.always_export = BoolProperty(default=False, description="always export this blueprint, regardless of changed status") # FIXME: not sure about this one
         bpy.types.Scene.always_export = BoolProperty(default=False, description="always export this blueprint, regardless of changed status") # FIXME: not sure about this one
+        bpy.types.Scene.blenvy_scene_type = EnumProperty(
+            items= (
+                ('None', 'None', 'No blenvy type specified'),
+                ('Level', 'Level','Main/ Level scene'),
+                ('Library', 'Library', 'Library scene'),
+            ),
+         default='None'
+        )
 
     @classmethod
     def unregister(cls):
@@ -148,6 +165,7 @@ class BlenvyManager(PropertyGroup):
 
         del bpy.types.Collection.always_export
         del bpy.types.Scene.always_export
+        del bpy.types.Scene.blenvy_scene_type
 
     def load_settings(self):
         print("LOAD SETTINGS")
@@ -155,14 +173,6 @@ class BlenvyManager(PropertyGroup):
         if settings is not None:
             if "mode" in settings:
                 self.mode = settings["mode"]
-            if "main_scene_names" in settings:
-                for main_scene_name in settings["main_scene_names"]:
-                    added = self.main_scenes.add()
-                    added.name = main_scene_name
-            if "library_scene_names" in settings:
-                for main_scene_name in settings["library_scene_names"]:
-                    added = self.library_scenes.add()
-                    added.name = main_scene_name
 
             asset_path_names = ['project_root_path', 'assets_path', 'blueprints_path', 'levels_path', 'materials_path']
             for asset_path_name in asset_path_names:

tools/blenvy/core/scene_helpers.py

@@ -1,29 +1,7 @@
 import bpy
+from bpy.props import (PointerProperty)
 from .object_makers import make_empty
 
-
-class SceneSelector(bpy.types.PropertyGroup):
-    name: bpy.props.StringProperty() # type: ignore
-    display: bpy.props.BoolProperty() # type: ignore
-
-
-# convenience utility to get lists of scenes
-def get_main_and_library_scenes(settings):
-    level_scene_names= getattr(settings, "main_scene_names", []) #list(map(lambda scene: scene.name, getattr(settings,"main_scenes")))
-    library_scene_names = getattr(settings, "library_scene_names", []) #list(map(lambda scene: scene.name, getattr(settings,"library_scenes")))
-
-    level_scene_names= list(map(lambda scene: scene.name, getattr(settings,"main_scenes")))
-    library_scene_names = list(map(lambda scene: scene.name, getattr(settings,"library_scenes")))
-
-    level_scene_names = list(filter(lambda name: name in bpy.data.scenes, level_scene_names))
-    library_scene_names = list(filter(lambda name: name in bpy.data.scenes, library_scene_names))
-
-    level_scenes = list(map(lambda name: bpy.data.scenes[name], level_scene_names))
-    library_scenes = list(map(lambda name: bpy.data.scenes[name], library_scene_names))
-    
-    return [level_scene_names, level_scenes, library_scene_names, library_scenes]
-
-
 def add_scene_property(scene, scene_component_name, property_data, limit_to=None):
     root_collection = scene.collection
     scene_property = None

tools/blenvy/core/ui/scenes_list.py

@@ -1,39 +1,6 @@
 import bpy
 from bpy.types import Operator
 
-class SCENE_UL_Blenvy(bpy.types.UIList):
-    # The draw_item function is called for each item of the collection that is visible in the list.
-    #   data is the RNA object containing the collection,
-    #   item is the current drawn item of the collection,
-    #   icon is the "computed" icon for the item (as an integer, because some objects like materials or textures
-    #   have custom icons ID, which are not available as enum items).
-    #   active_data is the RNA object containing the active property for the collection (i.e. integer pointing to the
-    #   active item of the collection).
-    #   active_propname is the name of the active property (use 'getattr(active_data, active_propname)').
-    #   index is index of the current item in the collection.
-    #   flt_flag is the result of the filtering process for this item.
-    #   Note: as index and flt_flag are optional arguments, you do not have to use/declare them here if you don't
-    #         need them.
-    def draw_item(self, context, layout, data, item, icon, active_data, active_propname):
-        ob = data
-        # draw_item must handle the three layout types... Usually 'DEFAULT' and 'COMPACT' can share the same code.
-        if self.layout_type in {'DEFAULT', 'COMPACT'}:
-            # You should always start your row layout by a label (icon + text), or a non-embossed text field,
-            # this will also make the row easily selectable in the list! The later also enables ctrl-click rename.
-            # We use icon_value of label, as our given icon is an integer value, not an enum ID.
-            # Note "data" names should never be translated!
-            #if ma:
-            #    layout.prop(ma, "name", text="", emboss=False, icon_value=icon)
-            #else:
-            #    layout.label(text="", translate=False, icon_value=icon)
-            layout.label(text=item.name, icon_value=icon)
-            #layout.prop(item, "name", text="", emboss=False, icon_value=icon)
-        # 'GRID' layout type should be as compact as possible (typically a single icon!).
-        elif self.layout_type == 'GRID':
-            layout.alignment = 'CENTER'
-            layout.label(text="", icon_value=icon)
-
-
 class SCENES_LIST_OT_actions(Operator):
     """Move items up and down, add and remove"""
     bl_idname = "scene_list.list_action"
@@ -56,64 +23,40 @@ class SCENES_LIST_OT_actions(Operator):
         )
     ) # type: ignore
 
+    scene_name : bpy.props.StringProperty(name="scene_name")# type: ignore
+    
     def invoke(self, context, event): 
-        source = context.window_manager.blenvy
+        if self.action == 'REMOVE':
-        target_name = "library_scenes"
+            bpy.data.scenes[self.scene_name].blenvy_scene_type = 'None'
-        target_index = "library_scenes_index"
+            """info = 'Item "%s" removed from list' % (target[idx].name)
-        if self.scene_type == "LEVEL":
-            target_name = "main_scenes"
-            target_index = "main_scenes_index"
-        
-        target = getattr(source, target_name)
-        idx = getattr(source, target_index)
-        current_index = getattr(source, target_index)
-
-        try:
-            item = target[idx]
-        except IndexError:
-            pass
-        else:
-            if self.action == 'DOWN' and idx < len(target) - 1:
-                target.move(idx, idx + 1)
-                setattr(source, target_index, current_index +1 )
-                info = 'Item "%s" moved to position %d' % (item.name, current_index + 1)
-                self.report({'INFO'}, info)
-
-            elif self.action == 'UP' and idx >= 1:
-                target.move(idx, idx - 1)
-                setattr(source, target_index, current_index -1 )
-                info = 'Item "%s" moved to position %d' % (item.name, current_index + 1)
-                self.report({'INFO'}, info)
-
-            elif self.action == 'REMOVE':
-                info = 'Item "%s" removed from list' % (target[idx].name)
             target.remove(idx)
 
             setattr(source, target_index, current_index -1 )
-                self.report({'INFO'}, info)
+            self.report({'INFO'}, info)"""
 
         if self.action == 'ADD':
-            new_scene_name = None
+            scene_to_add = None
             if self.scene_type == "LEVEL":
                 if context.window_manager.blenvy.main_scene_selector:
-                    new_scene_name = context.window_manager.blenvy.main_scene_selector.name
+                    scene_to_add = context.window_manager.blenvy.main_scene_selector
+                    scene_to_add.blenvy_scene_type = "Level"
             else:
                 if context.window_manager.blenvy.library_scene_selector:
-                    new_scene_name = context.window_manager.blenvy.library_scene_selector.name
+                    scene_to_add = context.window_manager.blenvy.library_scene_selector
-            if new_scene_name:
+                    scene_to_add.blenvy_scene_type = "Library"
-                item = target.add()
+
-                item.name = new_scene_name
+            if scene_to_add is not None:
+                print("adding scene", scene_to_add)
                 
                 if self.scene_type == "LEVEL":
                     context.window_manager.blenvy.main_scene_selector = None
                 else:
                     context.window_manager.blenvy.library_scene_selector = None
 
-                setattr(source, target_index, len(target) - 1)
+                #setattr(source, target_index, len(target) - 1)
 
-                
+                #info = '"%s" added to list' % (item.name)
-
+                #self.report({'INFO'}, info)
-                info = '"%s" added to list' % (item.name)
-                self.report({'INFO'}, info)
         
         return {"FINISHED"}
+

tools/blenvy/core/ui/ui.py

@@ -109,44 +109,40 @@ class BLENVY_PT_SidePanel(bpy.types.Panel):
                 row = section.row()
                 row.label(text="main scenes")
                 row.prop(blenvy, "main_scene_selector", text='')
-
+                add_operator = row.operator("scene_list.list_action", icon='ADD', text="")
-                row = section.row()
-                row.template_list("SCENE_UL_Blenvy", "level scenes", blenvy, "main_scenes", blenvy, "main_scenes_index", rows=rows)
-
-                col = row.column(align=True)
-                sub_row = col.row()
-                add_operator = sub_row.operator("scene_list.list_action", icon='ADD', text="")
                 add_operator.action = 'ADD'
                 add_operator.scene_type = 'LEVEL'
-                #add_operator.operator = operator
+                #sub_row.enabled = blenvy.main_scene_selector is not None
-                sub_row.enabled = blenvy.main_scene_selector is not None
 
-                sub_row = col.row()
+                row = section.row()
-                remove_operator = sub_row.operator("scene_list.list_action", icon='REMOVE', text="")
+                col = row.column()
+                for scene in blenvy.main_scenes:
+                    sub_row = col.box().row()
+                    sub_row.label(text=scene.name)
+                    remove_operator = sub_row.operator("scene_list.list_action", icon='TRASH', text="")
                     remove_operator.action = 'REMOVE'
                     remove_operator.scene_type = 'LEVEL'
+                    remove_operator.scene_name = scene.name
+
                 col.separator()
 
                 # library scenes
                 row = section.row()
                 row.label(text="library scenes")
                 row.prop(blenvy, "library_scene_selector", text='')
-
+                add_operator = row.operator("scene_list.list_action", icon='ADD', text="")
-                row = section.row()
-                row.template_list("SCENE_UL_Blenvy", "library scenes", blenvy, "library_scenes", blenvy, "library_scenes_index", rows=rows)
-
-                col = row.column(align=True)
-                sub_row = col.row()
-                add_operator = sub_row.operator("scene_list.list_action", icon='ADD', text="")
                 add_operator.action = 'ADD'
                 add_operator.scene_type = 'LIBRARY'
-                sub_row.enabled = blenvy.library_scene_selector is not None
 
-
+                row = section.row()
-                sub_row = col.row()
+                col = row.column()
-                remove_operator = sub_row.operator("scene_list.list_action", icon='REMOVE', text="")
+                for scene in blenvy.library_scenes:
+                    sub_row = col.box().row()
+                    sub_row.label(text=scene.name)
+                    remove_operator = sub_row.operator("scene_list.list_action", icon='TRASH', text="")
                     remove_operator.action = 'REMOVE'
-                remove_operator.scene_type = 'LIBRARY'
+                    remove_operator.scene_type = 'LEVEL'
+                    remove_operator.scene_name = scene.name
                 col.separator()
             
             header, panel = layout.panel("components", default_closed=False)

tools/blenvy/levels/ui.py

@@ -2,6 +2,7 @@ from types import SimpleNamespace
 import bpy
 from ..assets.asset_helpers import get_generated_assets, get_user_assets
 from ..assets.ui import draw_assets
+from ..blueprints.ui import draw_blueprints
 
 class Blenvy_levels(bpy.types.Panel):
     bl_space_type = 'VIEW_3D'
@@ -18,15 +19,14 @@ class Blenvy_levels(bpy.types.Panel):
         layout.use_property_split = True
         layout.use_property_decorate = False  # No animation.
         blenvy = context.window_manager.blenvy
-        layout.operator(operator="bevyassets.test")
+        layout.operator(operator="bevyassets.test", text="Generate")
 
         asset_registry = context.window_manager.assets_registry
         blueprints_registry = context.window_manager.blueprints_registry
         #blueprints_registry.refresh_blueprints()
         blueprints_data = blueprints_registry.blueprints_data
 
-        for scene_selector in blenvy.main_scenes:
+        for scene in blenvy.main_scenes:
-            scene = bpy.data.scenes[scene_selector.name]
             header, panel = layout.box().panel(f"level_assets{scene.name}", default_closed=False)
             if header:
                 header.label(text=scene.name)#, icon="HIDE_OFF")
@@ -54,7 +54,7 @@ class Blenvy_levels(bpy.types.Panel):
                 col = split.column()
 
                 scene_assets_panel = draw_assets(layout=col, name=f"{scene.name}_assets", title=f"Assets", asset_registry=asset_registry, user_assets=user_assets, generated_assets=generated_assets, target_type="SCENE", target_name=scene.name)
-
+                scene_blueprints_panel = draw_blueprints(layout=col, name=f"{scene.name}_blueprints", title=f"Blueprints", generated_assets=generated_assets, )
     
         settings = {"blueprints_path": "blueprints", "export_gltf_extension": ".glb"}
         settings = SimpleNamespace(**settings)

tools/blenvy/materials/materials_helpers.py

@@ -4,32 +4,43 @@ from pathlib import Path
 from ..core.helpers_collections import (traverse_tree)
 
 # get materials per object, and injects the materialInfo component
-def get_materials(object):
+def get_materials(object, materials_per_object):
     material_slots = object.material_slots
     used_materials_names = []
-    #materials_per_object = {}
-    current_project_name = Path(bpy.context.blend_data.filepath).stem
 
     for m in material_slots:
         material = m.material
         # print("    slot", m, "material", material)
         used_materials_names.append(material.name)
         # TODO:, also respect slots & export multiple materials if applicable ! 
-        # TODO: do NOT modify objects like this !! do it in a different function
+        materials_per_object[object] = material
-        object['MaterialInfo'] = '(name: "'+material.name+'", source: "'+current_project_name + '")' 
-
     return used_materials_names
 
 
 def get_all_materials(collection_names, library_scenes): 
     used_material_names = []
+    materials_per_object = {}
+
     for scene in library_scenes:
         root_collection = scene.collection
         for cur_collection in traverse_tree(root_collection):
             if cur_collection.name in collection_names:
                 for object in cur_collection.all_objects:
-                    used_material_names = used_material_names + get_materials(object)
+                    used_material_names = used_material_names + get_materials(object, materials_per_object)
 
     # we only want unique names
     used_material_names = list(set(used_material_names))
-    return used_material_names
+    return (used_material_names, materials_per_object)
+
+def add_material_info_to_objects(materials_per_object, settings):
+    materials_path =  getattr(settings, "materials_path")
+    export_gltf_extension = getattr(settings.auto_export, "export_gltf_extension", ".glb")
+
+    current_project_name = Path(bpy.context.blend_data.filepath).stem
+    materials_library_name = f"{current_project_name}_materials"
+    materials_exported_path = os.path.join(materials_path, f"{materials_library_name}{export_gltf_extension}")
+    for object in materials_per_object.keys():
+        material = materials_per_object[object]
+        # TODO: switch to using actual components ?
+        materials_exported_path = os.path.join(materials_path, f"{materials_library_name}{export_gltf_extension}")
+        object['MaterialInfo'] = f'(name: "{material.name}", path: "{materials_exported_path}")' 

tools/blenvy/tests/test_bevy_integration.py

@@ -9,7 +9,7 @@ import filecmp
 from PIL import Image
 from pixelmatch.contrib.PIL import pixelmatch
 
-from blenvy.auto_export.export.prepare_and_export import prepare_and_export
+from blenvy.add_ons.auto_export.common.prepare_and_export import prepare_and_export
 
 @pytest.fixture
 def setup_data(request):
@@ -59,7 +59,7 @@ def setup_data(request):
         if os.path.exists(screenshot_observed_path):
             os.remove(screenshot_observed_path)
 
-    request.addfinalizer(finalizer)
+    #request.addfinalizer(finalizer)
 
     return None
 
@@ -73,14 +73,11 @@ def setup_data(request):
 """
 def test_export_complex(setup_data):
     root_path = setup_data["root_path"]
-    auto_export_operator = bpy.ops.export_scenes.auto_gltf
 
     # with change detection
     # first, configure things
     # we use the global settings for that
     export_props = {
-        "main_scene_names" : ['World'],
-        "library_scene_names": ['Library'],
     }
     gltf_settings = {
         "export_animations": True,
@@ -102,26 +99,35 @@ def test_export_complex(setup_data):
     # move the cube in the library
     # TODO: add back bpy.data.objects["Blueprint1_mesh"].location = [1, 2, 1]
 
-    registry = bpy.context.window_manager.components_registry
     blenvy = bpy.context.window_manager.blenvy
-    main_scene = blenvy.main_scenes.add()
+    #blenvy.project_root_path = 
-    main_scene.name = "World"
+    #blenvy.blueprints_path
     blenvy.auto_export.auto_export = True
+    blenvy.auto_export.export_scene_settings = True
+    blenvy.auto_export.export_blueprints = True
+    blenvy.auto_export.export_materials_library = True
+
+    bpy.data.scenes['World'].blenvy_scene_type = 'Level' # set scene as main/level scene
+    bpy.data.scenes['Library'].blenvy_scene_type = 'Library' # set scene as Library scene
+
+    # scene asset
+    user_asset = bpy.data.scenes['World'].user_assets.add()
+    user_asset.name = "test_asset"
+    user_asset.path = "audio/fake.mp3"
+
+    # blueprint asset
+    user_asset = bpy.data.collections['Blueprint4_nested'].user_assets.add()
+    user_asset.name = "yoho_audio"
+    user_asset.path = "audio/fake.mp3"
+
+    # we have to cheat, since we cannot rely on the data injected when saving the library file
+    bpy.data.collections["External_blueprint"]["export_path"] = "blueprints/External_blueprint.glb"
+    bpy.data.collections["External_blueprint2"]["export_path"] = "blueprints/External_blueprint2.glb"
+    bpy.data.collections["External_blueprint3"]["export_path"] = "blueprints/External_blueprint3.glb"
+
 
     prepare_and_export()
 
-    """auto_export_operator(
-        auto_export=True,
-        direct_mode=True,
-        project_root_path = os.path.abspath(root_path),
-        #blueprints_path = os.path.join("assets", "models", "library"),
-        export_output_folder = os.path.join("assets", "models"), #"./models",
-        #levels_path = os.path.join("assets", "models"),
-
-        export_scene_settings=True,
-        export_blueprints=True,
-        export_materials_library=True
-    )"""
     # blueprint1 => has an instance, got changed, should export
     # blueprint2 => has NO instance, but marked as asset, should export
     # blueprint3 => has NO instance, not marked as asset, used inside blueprint 4: should export

tools/blenvy/tests/test_bevy_integration_prepare.py

@@ -2,6 +2,7 @@ import os
 import json
 import pytest
 import bpy
+from blenvy.add_ons.auto_export.common.prepare_and_export import prepare_and_export
 
 @pytest.fixture
 def setup_data(request):
@@ -25,14 +26,11 @@ def setup_data(request):
 # this runs the external blueprints file 
 def test_export_external_blueprints(setup_data):
     root_path = setup_data["root_path"]
-    auto_export_operator = bpy.ops.export_scenes.auto_gltf
 
     # with change detection
     # first, configure things
     # we use the global settings for that
     export_props = {
-        "main_scene_names" : [],
-        "library_scene_names": ['Library'],
     }
     gltf_settings = {
         "export_animations": True,
@@ -49,20 +47,20 @@ def test_export_external_blueprints(setup_data):
     stored_gltf_settings.clear()
     stored_gltf_settings.write(json.dumps(gltf_settings))
 
+    blenvy = bpy.context.window_manager.blenvy
+    #blenvy.project_root_path = 
+    #blenvy.blueprints_path
+    blenvy.auto_export.auto_export = True
+    blenvy.auto_export.export_scene_settings = True
+    blenvy.auto_export.export_blueprints = True
+    blenvy.auto_export.export_materials_library = True
 
-    auto_export_operator(
+    print("SCENES", bpy.data.scenes)
-        auto_export=True,
+    for scene in bpy.data.scenes:
-        direct_mode=True,
+        print("SCNE", scene)
-        project_root_path = os.path.abspath(root_path),
+    bpy.data.scenes['Library'].blenvy_scene_type = 'Library' # set scene as Library scene
-        #blueprints_path = os.path.join("assets", "models", "library"),
+    # do the actual export
-        #export_output_folder = os.path.join("assets", "models"), #"./models",
+    prepare_and_export()
-        #levels_path = os.path.join("assets", "models"),
-
-        export_scene_settings=False,
-        export_blueprints=True,
-        export_materials_library=True,
-        export_marked_assets= True
-    )
 
     assert os.path.exists(os.path.join(setup_data["blueprints_path"], "External_blueprint.glb")) == True
     assert os.path.exists(os.path.join(setup_data["blueprints_path"], "External_blueprint2.glb")) == True

tools/blenvy/tests/test_export_parameters.py

@@ -223,7 +223,6 @@ def test_export_do_not_export_marked_assets(setup_data):
         export_output_folder="./models",
         export_scene_settings=True,
         export_blueprints=True,
-        export_marked_assets = False
     )
     assert os.path.exists(os.path.join(setup_data["levels_path"], "World.glb")) == True
     assert os.path.exists(os.path.join(setup_data["blueprints_path"], "Blueprint1.glb")) == True