feat(): added 'animated' flag component (wip) to mark any worlds/blueprints entities that have animations

* allows to not be restricted by bevy's a bit weird logic for AnimationPlayers
 * updated crate & tooling
 * updated testing example with a bit more complex nesting cases for testing

crates/bevy_gltf_blueprints/src/animation.rs

@@ -14,3 +14,7 @@ pub struct Animations {
 /// this is for convenience, because currently , Bevy's gltf parsing inserts `AnimationPlayers` "one level down"
 /// ie armature/root for animated models, which means more complex queries to trigger animations that we want to avoid
 pub struct AnimationPlayerLink(pub Entity);
+
+#[derive(Component, Reflect, Default, Debug)]
+#[reflect(Component)]
+pub struct Animated;

crates/bevy_gltf_blueprints/src/lib.rs

@@ -120,6 +120,7 @@ impl Plugin for BlueprintsPlugin {
         .register_type::<MaterialInfo>()
         .register_type::<SpawnHere>()
         .register_type::<Animations>()
+        .register_type::<Animated>()
         .register_type::<BlueprintsList>()
         .register_type::<Vec<String>>()
         .register_type::<HashMap<String, Vec<String>>>()

tools/gltf_auto_export/helpers/helpers_scenes.py

@@ -112,6 +112,15 @@ def copy_hollowed_collection_into(source_collection, destination_collection, par
                 get_sub_collections([object.instance_collection], root_node, children_per_collection)
                 empty_obj["BlueprintsList"] = f"({json.dumps(dict(children_per_collection))})"
                 #empty_obj["Assets"] = {"Animations": [], "Materials": [], "Models":[], "Textures":[], "Audio":[], "Other":[]}
+            if object.animation_data:
+                print("I have animation data")
+                ad = object.animation_data
+                if ad.action:
+                    print(object.name,'uses',ad.action.name)
+                for t in ad.nla_tracks:
+                    for s in t.strips:
+                        print(object.name,'uses',s.action.name)
+                empty_obj['Animated'] = '()'
             copy_animation_data(object, empty_obj)
 
             # we copy custom properties over from our original object to our empty
@@ -125,7 +134,9 @@ def copy_hollowed_collection_into(source_collection, destination_collection, par
             if object.parent == None:
                 copy = duplicate_object_recursive(object, None, destination_collection)
                 if parent_empty is not None:
-                    copy.parent = parent_empty                
+                    copy.parent = parent_empty
+                if object.animation_data:
+                    copy['Animated'] = '()'
 
     # for every sub-collection of the source, copy its content into a new sub-collection of the destination
     for collection in source_collection.children: