Curves *curve = component.get_for_write();
    Span<int> offsets(curve->geometry.curve_offsets, curve->geometry.curve_size);
    threading::parallel_for(selection.index_range(), 128, [&](IndexRange range) {
      for (const int i_curve : range) {
        CustomData custom_data = curve->geometry.point_data;
        for (const int i_layer : IndexRange(custom_data.totlayer)) {
          CustomDataLayer layer = custom_data.layers[i_layer];
          attribute_math::convert_to_static_type((layer.type, [&](auto dummy) {
            using T = decltype(dummy);
            MutableSpan<T> data(
                layer.data[offsets[i_curve], offsets[i_curve + 1] - offsets[i_curve]]);
            data.reverse();
          });
        }
      }
    });
    component.replace(curve);