C Specification

The xrStartBodyTrackingCalibrationAppBD function is defined as:

// Provided by XR_BD_body_tracking_auxiliary_metrics
XrResult xrStartBodyTrackingCalibrationAppBD(
    XrSession                                   session);

Parameters

Parameter Descriptions

  • session is an XrSession in which the body tracker will be active.

Description

The application can invoke the body tracking calibration app at any time during any session’s lifecycle.

The resulting body tracking calibration is managed in an implementation defined way by the system.

Typically there is one current calibration applied globally to the entire system.

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

  • XR_SUCCESS

  • XR_SESSION_LOSS_PENDING

On failure, this command returns

  • XR_ERROR_FEATURE_UNSUPPORTED

  • XR_ERROR_FUNCTION_UNSUPPORTED

  • XR_ERROR_HANDLE_INVALID

  • XR_ERROR_INSTANCE_LOST

  • XR_ERROR_RUNTIME_FAILURE

  • XR_ERROR_SESSION_LOST

  • XR_ERROR_VALIDATION_FAILURE

See Also

XR_BD_body_tracking_auxiliary_metrics, XrSession

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 2014-2026 The Khronos Group Inc.

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