ryujinx-mirror/Ryujinx.Graphics.Texture/Astc/EndPointSet.cs
Alex Barney d1ab9fb42c ASTC optimizations (#845)
* ASTC optimizations

* Move code to Ryujinx.Common

* Support 3D textures

* Address feedback

* Remove ASTC logging

* Use stackalloc instead of a Buffer20 struct

* Code style and cleanup

* Respond to feedback

* Rearrange public/private property ordering
2020-01-09 02:13:00 +01:00

23 lines
615 B
C#

using System;
using System.Diagnostics;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
namespace Ryujinx.Graphics.Texture.Astc
{
[StructLayout(LayoutKind.Sequential, Size = AstcPixel.StructSize * 8)]
internal struct EndPointSet
{
private AstcPixel _start;
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public Span<AstcPixel> Get(int index)
{
Debug.Assert(index < 4);
ref AstcPixel start = ref Unsafe.Add(ref _start, index * 2);
return MemoryMarshal.CreateSpan(ref start, 2);
}
}
}