···1943 //! @public Base
1944 struct xrt_swapchain base;
19451946+ /*!
1947+ * Unique id for the swapchain, only unique for the current process, is
1948+ * not synchronized between service and any apps via the IPC layer.
1949+ */
1950+ xrt_limited_unique_id_t limited_unique_id;
1951+1952 struct xrt_image_native images[XRT_MAX_SWAPCHAIN_IMAGES];
1953};
1954