using System.Runtime.InteropServices;

namespace Susurrus.XAudio2
{
    /// <summary>
    /// The XAUDIO2_PERFORMANCE_DATA that the engine reports about its load and glitches.
    /// </summary>
    [StructLayout(LayoutKind.Sequential, Pack = 1)]
    public struct XAudio2PerformanceData
    {
        public ulong AudioCyclesSinceLastQuery;
        public ulong TotalCyclesSinceLastQuery;
        public uint MinimumCyclesPerQuantum;
        public uint MaximumCyclesPerQuantum;
        public uint MemoryUsageInBytes;
        public uint CurrentLatencyInSamples;
        public uint GlitchesSinceEngineStarted;
        public uint ActiveSourceVoiceCount;
        public uint TotalSourceVoiceCount;
        public uint ActiveSubmixVoiceCount;
        public uint ActiveResamplerCount;
        public uint ActiveMatrixMixCount;
        public uint ActiveXmaSourceVoices;
        public uint ActiveXmaStreams;
    }
}