#ifndef _NTPFAPI_H

/**
 * The PF_GPU_UTILIZATION_INFO structure queries GPU time for a session.
 * \remarks The x64 handler accepts at least 16 bytes with 8-byte alignment and Version 1.
 * Successful queries report ReturnLength = 16. A short buffer returns STATUS_INVALID_BUFFER_SIZE and
 * an incorrect version returns STATUS_REVISION_MISMATCH. Version and SessionId must be initialized on input.
 */
typedef struct _PF_GPU_UTILIZATION_INFO
{
    ULONG Version;                              // Request version: PF_GPU_UTILIZATION_INFO_VERSION (1).
    ULONG SessionId;                            // 0xffffffff selects the current process session.
    ULONGLONG GpuTime;                          // Output GPU-time value returned by the selected session callout.
} PF_GPU_UTILIZATION_INFO, *PPF_GPU_UTILIZATION_INFO;

#endif
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