scripts-blender/addons/brushstroke_tools/__init__.py

@@ -1,14 +1,25 @@
 from . import utils, icons, settings, ui, draw_tool, ops
 import toml
+import bpy
 
 modules = [utils, icons, settings, ui, draw_tool, ops]
 
 def register():
+	# register modules
 	for m in modules:
 		m.register()
+	
+	# read addon meta-data
 	manifest = toml.load(f"{utils.get_addon_directory()}/blender_manifest.toml")
 	utils.addon_version = tuple([int(i) for i in manifest['version'].split('.')])
 	
+	# Add addon asset library
+	utils.register_asset_lib()
+
 def unregister():
+	# un-register modules
 	for m in reversed(modules):
 		m.unregister()
+
+	# Remove addon asset library
+	utils.unregister_asset_lib()

scripts-blender/addons/brushstroke_tools/utils.py

@@ -18,6 +18,8 @@ linkable_sockets = [
     bpy.types.NodeTreeInterfaceSocketInt,
 ]
 
+asset_lib_name = 'Brushstroke Tools Library'
+
 @persistent
 def refresh_preset(dummy):
     settings = bpy.context.scene.BSBST_settings
@@ -118,6 +120,21 @@ def ensure_resources():
     if ng_missing:
         import_resources(list(ng_missing))
 
+def register_asset_lib():
+    asset_libs = bpy.context.preferences.filepaths.asset_libraries
+    if asset_lib_name in [a.name for a in asset_libs]:
+        return
+    lib = asset_libs.new()
+    lib.name = asset_lib_name
+    lib.path = get_addon_directory()
+
+def unregister_asset_lib():
+    asset_libs = bpy.context.preferences.filepaths.asset_libraries
+    lib = asset_libs.get(asset_lib_name)
+    if not lib:
+        return
+    asset_libs.remove(lib)
+
 def transfer_modifier(modifier_name, target_obj, source_obj):
     """
     Core taken from https://projects.blender.org/studio/blender-studio-pipeline