Files
stgsharp/编码器/StgSharpDataEncoder/StgSharpData/M128.cs
T

117 lines
3.5 KiB
C#

using System;
using System.Numerics;
using System.Collections.Generic;
using System.Text;
using System.Runtime.InteropServices;
using System.Runtime.CompilerServices;
namespace StgSharp.Data
{
[StructLayout(LayoutKind.Explicit, Pack = 16)]
public unsafe struct M128
{
[FieldOffset(0)] internal Vector4 vec;
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public T Read<T>(int index) where T : struct
{
fixed (Vector4* p = &vec)
{
return *(((T*)p) + index);
}
}
public override string ToString()
{
return string.Empty;
}
public string ToString(int sample)
{
string str = string.Empty;
for (int i = 15; i >= 0; i--)
{
str += $"{Convert.ToString(this.Read<byte>(i), sample)} ";
}
return str;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public void Write<T>(int index, T value) where T : struct
#if NET8_0_OR_GREATER
, INumber
#endif
{
fixed (Vector4* p = &vec)
{
*(((T*)p) + index) = value;
}
}
#if NET5_0_OR_GREATER
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static explicit operator Vector128<byte>(M128 m)
{
return Vector128.As<float, byte>(m.vec.AsVector128());
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static explicit operator Vector128<sbyte>(M128 m)
{
return Vector128.As<float, sbyte>(m.vec.AsVector128());
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static explicit operator Vector128<short>(M128 m)
{
return Vector128.As<float, short>(m.vec.AsVector128());
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static explicit operator Vector128<ushort>(M128 m)
{
return Vector128.As<float, ushort>(m.vec.AsVector128());
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static explicit operator Vector128<int>(M128 m)
{
return Vector128.As<float, int>(m.vec.AsVector128());
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static explicit operator Vector128<uint>(M128 m)
{
return Vector128.As<float, uint>(m.vec.AsVector128());
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static explicit operator Vector128<long>(M128 m)
{
return Vector128.As<float, long>(m.vec.AsVector128());
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static explicit operator Vector128<ulong>(M128 m)
{
return Vector128.As<float, ulong>(m.vec.AsVector128());
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static explicit operator Vector128<float>(M128 m)
{
return Vector128.As<float, float>(m.vec.AsVector128());
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static explicit operator Vector128<double>(M128 m)
{
return Vector128.As<float, double>(m.vec.AsVector128());
}
#endif
}
}