···7070//! Specifies whether the user wants to use the hand tracker.
7171DEBUG_GET_ONCE_BOOL_OPTION(wmr_handtracking, "WMR_HANDTRACKING", true)
72727373+#ifdef XRT_FEATURE_SLAM
7374//! Whether to submit samples to the SLAM tracker from the start.
7475DEBUG_GET_ONCE_OPTION(slam_submit_from_start, "SLAM_SUBMIT_FROM_START", NULL)
7676+#endif
75777678static int
7779wmr_hmd_activate_reverb(struct wmr_hmd *wh);