io_scene_fbx/__init__.py

@@ -315,6 +315,11 @@ class ExportFBX(bpy.types.Operator, ExportHelper):
             description="Export only objects from the active collection (and its children)",
             default=False,
             )
+    collection: StringProperty(
+            name="Source Collection",
+            description="Export only objects from this collection (and its children)",
+            default="",
+            )
     global_scale: FloatProperty(
             name="Scale",
             description="Scale all data (Some importers do not support scaled armatures!)",
@@ -681,6 +686,7 @@ class IO_FH_fbx(bpy.types.FileHandler):
     bl_idname = "IO_FH_fbx"
     bl_label = "FBX"
     bl_import_operator = "import_scene.fbx"
+    bl_export_operator = "export_scene.fbx"
     bl_file_extensions = ".fbx"
 
     @classmethod

io_scene_fbx/export_fbx_bin.py

@@ -3586,6 +3586,7 @@ def save(operator, context,
          use_selection=False,
          use_visible=False,
          use_active_collection=False,
+         collection="",
          batch_mode='OFF',
          use_batch_own_dir=False,
          **kwargs
@@ -3606,13 +3607,22 @@ def save(operator, context,
 
     if batch_mode == 'OFF':
         kwargs_mod = kwargs.copy()
+
+        source_collection = None
         if use_active_collection:
-            if use_selection:
-                ctx_objects = tuple(obj
-                                    for obj in context.view_layer.active_layer_collection.collection.all_objects
-                                    if obj.select_get())
+            source_collection = context.view_layer.active_layer_collection.collection
+        elif collection:
+            if collection in bpy.data.collections:
+                source_collection = bpy.data.collections[collection]
             else:
-                ctx_objects = context.view_layer.active_layer_collection.collection.all_objects
+                operator.report({'ERROR'}, "Collection %s was not found" % collection)
+                return {'CANCELLED'}
+
+        if source_collection:
+            if use_selection:
+                ctx_objects = tuple(obj for obj in source_collection.all_objects if obj.select_get())
+            else:
+                ctx_objects = source_collection.all_objects
         else:
             if use_selection:
                 ctx_objects = context.selected_objects