C Specification

The XrUuidEXT structure is a 128-bit Universally Unique Identifier and is defined as:

// Provided by XR_EXT_uuid
// XrUuidEXT is an alias for XrUuid
typedef struct XrUuid {
    uint8_t    data[XR_UUID_SIZE];
} XrUuid;

typedef XrUuid XrUuidEXT;

Members

Member Descriptions

  • data is a 128-bit Universally Unique Identifier.

Description

The structure is composed of 16 octets, with the size and order of the fields defined in RFC 4122 section 4.1.2.

Valid Usage (Implicit)

See Also

XR_EXT_uuid, XrEventDataSpaceEraseCompleteFB, XrEventDataSpaceSaveCompleteFB, XrEventDataSpaceSetStatusCompleteFB, XrEventDataSpatialAnchorCreateCompleteFB, XrLocalizationMapML, XrMapLocalizationRequestInfoML, XrPersistedAnchorSpaceCreateInfoANDROID, XrRenderModelAssetCreateInfoEXT, XrRenderModelPropertiesEXT, XrRoomLayoutFB, XrSenseDataFilterUuidBD, XrSharedSpatialAnchorDownloadInfoBD, XrSpaceContainerFB, XrSpaceDiscoveryResultMETA, XrSpaceFilterUuidMETA, XrSpaceQueryResultFB, XrSpaceUuidFilterInfoFB, XrSpacesEraseInfoMETA, XrSpatialAnchorCompletionResultML, XrSpatialAnchorCreateCompletionBD, XrSpatialAnchorsCreateInfoFromUuidsML, XrSpatialAnchorsDeleteInfoML, XrSpatialAnchorsPublishCompletionML, XrSpatialAnchorsQueryCompletionML, XrSpatialAnchorsUpdateExpirationInfoML, XrSpatialEntityStateBD, XrSystemHeadsetIdPropertiesMETA, XrWorldMeshBlockML, XrWorldMeshBlockRequestML, XrWorldMeshBlockStateML, xrCreateExportedLocalizationMapML, xrEnumeratePersistedAnchorsANDROID, xrGetAnchorPersistStateANDROID, xrGetAnchorUuidBD, xrGetSpaceUuidFB, xrGetSpatialEntityUuidBD, xrImportLocalizationMapML, xrPersistAnchorANDROID, xrUnpersistAnchorANDROID

Document Notes

For more information, see the OpenXR Specification

This page is extracted from the OpenXR Specification. Fixes and changes should be made to the Specification, not directly.

Copyright

Copyright 2014-2025 The Khronos Group Inc.

This work is licensed under a Creative Commons Attribution 4.0 International License.