rjx-mirror/Ryujinx.Audio/Renderer/Dsp/State/AuxiliaryBufferHeader.cs

75 lines
2.9 KiB
C#
Raw Normal View History

using Ryujinx.Memory;
using System.Runtime.InteropServices;
namespace Ryujinx.Audio.Renderer.Dsp.State
{
[StructLayout(LayoutKind.Sequential, Pack = 1, Size = 0x80)]
public struct AuxiliaryBufferHeader
{
[StructLayout(LayoutKind.Sequential, Pack = 1, Size = 0x40)]
public struct AuxiliaryBufferInfo
{
private const uint ReadOffsetPosition = 0x0;
private const uint WriteOffsetPosition = 0x4;
private const uint LostSampleCountPosition = 0x8;
private const uint TotalSampleCountPosition = 0xC;
public uint ReadOffset;
public uint WriteOffset;
public uint LostSampleCount;
public uint TotalSampleCount;
private unsafe fixed uint _unknown[12];
public static uint GetReadOffset(IVirtualMemoryManager manager, ulong bufferAddress)
{
return manager.Read<uint>(bufferAddress + ReadOffsetPosition);
}
public static uint GetWriteOffset(IVirtualMemoryManager manager, ulong bufferAddress)
{
return manager.Read<uint>(bufferAddress + WriteOffsetPosition);
}
public static uint GetLostSampleCount(IVirtualMemoryManager manager, ulong bufferAddress)
{
return manager.Read<uint>(bufferAddress + LostSampleCountPosition);
}
public static uint GetTotalSampleCount(IVirtualMemoryManager manager, ulong bufferAddress)
{
return manager.Read<uint>(bufferAddress + TotalSampleCountPosition);
}
public static void SetReadOffset(IVirtualMemoryManager manager, ulong bufferAddress, uint value)
{
manager.Write(bufferAddress + ReadOffsetPosition, value);
}
public static void SetWriteOffset(IVirtualMemoryManager manager, ulong bufferAddress, uint value)
{
manager.Write(bufferAddress + WriteOffsetPosition, value);
}
public static void SetLostSampleCount(IVirtualMemoryManager manager, ulong bufferAddress, uint value)
{
manager.Write(bufferAddress + LostSampleCountPosition, value);
}
public static void SetTotalSampleCount(IVirtualMemoryManager manager, ulong bufferAddress, uint value)
{
manager.Write(bufferAddress + TotalSampleCountPosition, value);
}
public static void Reset(IVirtualMemoryManager manager, ulong bufferAddress)
{
// NOTE: Lost sample count is never reset, since REV10.
manager.Write(bufferAddress + ReadOffsetPosition, 0UL);
manager.Write(bufferAddress + TotalSampleCountPosition, 0);
}
}
public AuxiliaryBufferInfo CpuBufferInfo;
public AuxiliaryBufferInfo DspBufferInfo;
}
}