Array children are now transform-unlocked & unconstrained when the array is applied

src/blenderbim/blenderbim/bim/module/model/array.py

@@ -171,6 +171,10 @@ class RemoveArray(bpy.types.Operator, tool.Ifc.Operator):
 
         tool.Model.regenerate_array(parent, data, self.keep_objs)
 
+        if self.keep_objs:
+            tool.Blender.Modifier.Array.unconstrain_children_from_parent(element)
+            tool.Blender.Modifier.Array.lock_children_transform(element, False)
+
         pset = tool.Ifc.get().by_id(pset["id"])
         if len(data) == 1:
             ifcopenshell.api.run("pset.remove_pset", tool.Ifc.get(), pset=pset)

src/blenderbim/blenderbim/tool/blender.py

@@ -532,6 +532,14 @@ class Blender:
                     ) or child.constraints.new("CHILD_OF")
                     constraint.target = parent_obj
 
+            @classmethod
+            def unconstrain_children_from_parent(cls, parent_element):
+                children = cls.get_all_children_objects(parent_element)
+                for child in children:
+                    constraint = next((c for c in child.constraints if c.type == "CHILD_OF"), None)
+                    if constraint:
+                        child.constraints.remove(constraint)
+
             @classmethod
             def lock_children_transform(cls, parent_element, lock_state=True):
                 for child_obj in cls.get_all_children_objects(parent_element):