C Specification

The xrGetFacialSimulationDataBD function is defined as:

// Provided by XR_BD_facial_simulation
XrResult xrGetFacialSimulationDataBD(
    XrFaceTrackerBD                             tracker,
    const XrFacialSimulationDataGetInfoBD*      info,
    XrFacialSimulationDataBD*                   facialData);

Parameters

Parameter Descriptions

Description

The xrGetFacialSimulationDataBD function returns the blend shapes of facial expression.

Valid Usage (Implicit)
Return Codes
On success, this command returns

  • XR_SUCCESS

  • XR_SESSION_LOSS_PENDING

On failure, this command returns

  • XR_ERROR_FUNCTION_UNSUPPORTED

  • XR_ERROR_VALIDATION_FAILURE

  • XR_ERROR_RUNTIME_FAILURE

  • XR_ERROR_HANDLE_INVALID

  • XR_ERROR_INSTANCE_LOST

  • XR_ERROR_SESSION_LOST

  • XR_ERROR_TIME_INVALID

See Also

XR_BD_facial_simulation, XrFaceTrackerBD, XrFacialSimulationDataBD, XrFacialSimulationDataGetInfoBD

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.