C Specification

The xrStructureTypeToString function is defined as:

// Provided by XR_VERSION_1_0
XrResult xrStructureTypeToString(
    XrInstance                                  instance,
    XrStructureType                             value,
    char                                        buffer[XR_MAX_STRUCTURE_NAME_SIZE]);


Parameter Descriptions
  • instance is the handle of the instance to ask for the string.

  • value is the XrStructureType value to turn into a string.

  • buffer is the buffer that will be used to return the string in.


Returns the text version of the provided XrStructureType value as a UTF-8 string.

In all cases the returned string must be one of:

Structure Type String Return Values
  • The literal string defined for the provide numeric value in the core spec or extension. (e.g. the value of XR_TYPE_INSTANCE_CREATE_INFO results in the string XR_TYPE_INSTANCE_CREATE_INFO)

  • XR_UNKNOWN_STRUCTURE_TYPE_ concatenated with the structure type number expressed as a decimal number.

Valid Usage (Implicit)
  • instance must be a valid XrInstance handle

  • value must be a valid XrStructureType value

  • buffer must be a character array of length XR_MAX_STRUCTURE_NAME_SIZE

Return Codes
On success, this command returns

On failure, this command returns




See Also

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 2014-2023 The Khronos Group Inc.