···76 enum xrt_tracking_type type;
7778 /*!
79- * Read and written to by the state-tracker using the device(s)
80- * this tracking system is tracking.
81 */
82- struct xrt_pose offset;
83};
8485/*!
···76 enum xrt_tracking_type type;
7778 /*!
79+ * Read-only. Set once by the builder, or in some cases, the driver.
80+ * With some systems, the offset may be changed at runtime using the space overseer.
81 */
82+ struct xrt_pose initial_offset;
83};
8485/*!