scripts-blender/addons/brushstroke_tools/ops.py

@@ -346,20 +346,51 @@ class BSBST_OT_copy_brushstrokes(bpy.types.Operator):
 
         bpy.ops.object.mode_set(mode='OBJECT')
         for surface_object in surface_objects:
+            for ob in bpy.data.objects:
+                ob.select_set(False)
             for bs_ob in bs_objects:
                 flow_object = utils.get_flow_object(bs_ob)
-                
-                bpy.context.view_layer.objects.active = bs_ob
-                for ob in bpy.data.objects:
-                    ob.select_set(False)
                 bs_ob.select_set(True)
                 flow_object.select_set(True)
-                bpy.ops.object.duplicate_move()
 
-                # remap surface pointers and context linked data
-                bs_ob.parent = surface_object
-                utils.set_surface_object(bs_ob, surface_object)
-                # TODO
+            all_obj = set(bpy.data.objects[:])
+            context.view_layer.depsgraph.update()
+            bpy.ops.object.duplicate_move()
+            new_bs = list(set(bpy.data.objects[:]) - all_obj)
+            del all_obj
+
+            # remap surface pointers and context linked data
+            for ob in new_bs:
+                ob.parent = surface_object
+                utils.set_surface_object(ob, surface_object)
+                
+                for mod in ob.modifiers:
+                    if not mod.type:
+                        continue
+                    if not mod.node_group:
+                        continue
+                    mod_info = ob.modifier_info.get(mod.name)
+                    if not mod_info:
+                        continue
+                    for v in mod.node_group.interface.items_tree.values():
+                        if type(v) not in utils.linkable_sockets:
+                            continue
+                        if not mod_info.socket_info[v.identifier].link_context:
+                            continue
+                        # re-initialize linked context parameters
+                        link_context_type = settings.preset_object.modifier_info[mod.name].socket_info[v.identifier].link_context_type
+                        if link_context_type=='SURFACE_OBJECT':
+                            ob.modifiers[mod.name][f'{v.identifier}'] = surface_object
+                        elif link_context_type=='UVMAP':
+                            ob.modifiers[mod.name][f'{v.identifier}_use_attribute'] = True
+                            ob.modifiers[mod.name][f'{v.identifier}_attribute_name'] = surface_object.data.uv_layers.active.name
+                        elif link_context_type=='RANDOM':
+                            vmin = v.min_value
+                            vmax = v.max_value
+                            val = vmin + random.random() * (vmax - vmin)
+                            ob.modifiers[mod.name][f'{v.identifier}_use_attribute'] = False
+                            ob.modifiers[mod.name][f'{v.identifier}'] = type(ob.modifiers[mod.name][f'{v.identifier}'])(val)
+        
 
                 # enable rest position
                 surface_object.add_rest_position_attribute = True