C Specification

// Provided by XR_FB_face_tracking
typedef enum XrFaceConfidenceFB {
    XR_FACE_CONFIDENCE_LOWER_FACE_FB = 0,
    XR_FACE_CONFIDENCE_UPPER_FACE_FB = 1,
    XR_FACE_CONFIDENCE_COUNT_FB = 2,
    XR_FACE_CONFIDENCE_MAX_ENUM_FB = 0x7FFFFFFF
} XrFaceConfidenceFB;

Description

The "upper face" area represents everything above the upper lip, including eye, eyebrows + cheek, and nose. The "lower face" area represents everything under eyes, including mouth, chin + cheek, and nose. Cheek and nose areas contribute to both "upper face" and "lower face" areas.

See Also

XR_FB_face_tracking

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 2014-2024, The Khronos Group Inc.

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