scripts-blender/addons/brushstroke_tools/ops.py

@@ -341,6 +341,26 @@ class BSBST_OT_duplicate_brushstrokes(bpy.types.Operator):
             flow_object.select_set(True)
         bpy.ops.object.duplicate_move()
 
+        # reshuffle seed
+        for ob in context.selected_editable_objects:
+            for mod in ob.modifiers:
+                if not mod.type=='NODES':
+                    continue
+                if not mod.node_group:
+                    continue            
+                for v in mod.node_group.interface.items_tree.values():
+                    if type(v) not in utils.linkable_sockets:
+                        continue
+                    if not ob.modifier_info[mod.name].socket_info[v.identifier].link_context:
+                        continue
+                    # initialize linked context parameters
+                    link_context_type = ob.modifier_info[mod.name].socket_info[v.identifier].link_context_type
+                    if link_context_type=='RANDOM':
+                        vmin = v.min_value
+                        vmax = v.max_value
+                        val = vmin + random.random() * (vmax - vmin)
+                        mod[f'{v.identifier}'] = type(ob.modifiers[mod.name][f'{v.identifier}'])(val)
+
         return {'FINISHED'}
 
 class BSBST_OT_copy_brushstrokes(bpy.types.Operator):