XrTrackableTypeANDROID(3) Manual Page

// Provided by XR_ANDROID_trackables
typedef enum XrTrackableTypeANDROID {
    XR_TRACKABLE_TYPE_NOT_VALID_ANDROID = 0,
    XR_TRACKABLE_TYPE_PLANE_ANDROID = 1,
  // Provided by XR_ANDROID_raycast
    XR_TRACKABLE_TYPE_DEPTH_ANDROID = 1000463000,
  // Provided by XR_ANDROID_trackables_object
    XR_TRACKABLE_TYPE_OBJECT_ANDROID = 1000466000,
  // Provided by XR_ANDROID_trackables_marker
    XR_TRACKABLE_TYPE_MARKER_ANDROID = 1000707000,
    XR_TRACKABLE_TYPE_MAX_ENUM_ANDROID = 0x7FFFFFFF
} XrTrackableTypeANDROID;