Files
stgsharp/StgSharp.Common/HighPerformance/M128.cs
T

121 lines
3.9 KiB
C#

//-----------------------------------------------------------------------
// -----------------------------------------------------------------------
// file="M128"
// Project: StgSharp
// AuthorGroup: Nitload Space
// Copyright (c) Nitload Space. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
//
// -----------------------------------------------------------------------
// -----------------------------------------------------------------------
using System;
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;
using System.Numerics;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Runtime.Intrinsics;
using System.Runtime.Intrinsics.X86;
using System.Text;
namespace StgSharp.HighPerformance
{
[StructLayout(LayoutKind.Explicit, Pack = 16)]
public unsafe struct M128 : IRegisterPresentation
{
[FieldOffset(0)] internal fixed byte Buffer[16];
[FieldOffset(0)] internal Vector128<float> Vec;
internal M128(Vector4 v)
{
Unsafe.SkipInit(out this);
Unsafe.SkipInit(out Vec);
Vec = v.AsVector128();
}
internal M128(Vector128<float> v)
{
Unsafe.SkipInit(out this);
Vec = v;
}
public ref T AsRef<T>() where T: unmanaged, INumber<T>
{
return ref Unsafe.As<byte, T>(ref Buffer[0]);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public readonly Vector4 AsVector4()
{
return Vec.AsVector4();
}
public void BroadCastFrom<T>(T value) where T: unmanaged, INumber<T>
{
Vec = Vector128.Create<T>(value).AsSingle();
}
public override readonly bool Equals([NotNullWhen(true)] object obj)
{
return obj is M128 other && this == other;
}
public override readonly int GetHashCode()
{
return Vec.GetHashCode();
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public ref T Member<T>(int index) where T: unmanaged, INumber<T>
{
return ref Unsafe.Add(ref AsRef<T>(), 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(Buffer[i], sample)} ";
}
return str;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static bool operator !=(M128 left, M128 right)
{
return left.Vec != right.Vec;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static bool operator ==(M128 left, M128 right)
{
return left.Vec == right.Vec;
}
}
}