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QueryPerformanceCounter info  Overview  Group

The QueryPerformanceCounter function retrieves the current value of the high-resolution performance counter, if one exists.

BOOL QueryPerformanceCounter(

    LARGE_INTEGER *lpPerformanceCount 

// address of current counter value

   );

Parameters

lpPerformanceCount
Points to a variable that the function sets, in counts, to the current performance-counter value. If the installed hardware does not support a high-resolution performance counter, this parameter can be to zero.

Return Values

If the installed hardware supports a high-resolution performance counter, the return value is nonzero.

If the installed hardware does not support a high-resolution performance counter, the return value is zero.

See Also

QueryPerformanceFrequency 

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