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EXPERIMENTAL: Metal backend (#441)

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This is not a continuation of the Metal backend; this is simply bringing
the branch up to date and merging it as-is behind an experiment.

---------

Co-authored-by: Isaac Marovitz <isaacryu@icloud.com>
Co-authored-by: Samuliak <samuliak77@gmail.com>
Co-authored-by: SamoZ256 <96914946+SamoZ256@users.noreply.github.com>
Co-authored-by: Isaac Marovitz <42140194+IsaacMarovitz@users.noreply.github.com>
Co-authored-by: riperiperi <rhy3756547@hotmail.com>
Co-authored-by: Gabriel A <gab.dark.100@gmail.com>
This commit is contained in:
Evan Husted
2024-12-24 00:55:16 -06:00
committed by GitHub
parent 3094df54dd
commit 852823104f
131 changed files with 14992 additions and 140 deletions
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110
src/Ryujinx.Graphics.Metal/State/DepthStencilUid.cs Normal file
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using SharpMetal.Metal;
using System;
using System.Runtime.InteropServices;
using System.Runtime.Intrinsics;
namespace Ryujinx.Graphics.Metal.State
{
[StructLayout(LayoutKind.Sequential, Pack = 1)]
public struct StencilUid
{
public uint ReadMask;
public uint WriteMask;
public ushort Operations;
public MTLStencilOperation StencilFailureOperation
{
readonly get => (MTLStencilOperation)((Operations >> 0) & 0xF);
set => Operations = (ushort)((Operations & 0xFFF0) | ((int)value << 0));
}
public MTLStencilOperation DepthFailureOperation
{
readonly get => (MTLStencilOperation)((Operations >> 4) & 0xF);
set => Operations = (ushort)((Operations & 0xFF0F) | ((int)value << 4));
}
public MTLStencilOperation DepthStencilPassOperation
{
readonly get => (MTLStencilOperation)((Operations >> 8) & 0xF);
set => Operations = (ushort)((Operations & 0xF0FF) | ((int)value << 8));
}
public MTLCompareFunction StencilCompareFunction
{
readonly get => (MTLCompareFunction)((Operations >> 12) & 0xF);
set => Operations = (ushort)((Operations & 0x0FFF) | ((int)value << 12));
}
}
[StructLayout(LayoutKind.Explicit, Size = 24)]
internal struct DepthStencilUid : IEquatable<DepthStencilUid>
{
[FieldOffset(0)]
public StencilUid FrontFace;
[FieldOffset(10)]
public ushort DepthState;
[FieldOffset(12)]
public StencilUid BackFace;
[FieldOffset(22)]
private readonly ushort _padding;
// Quick access aliases
#pragma warning disable IDE0044 // Add readonly modifier
[FieldOffset(0)]
private ulong _id0;
[FieldOffset(8)]
private ulong _id1;
[FieldOffset(0)]
private Vector128<byte> _id01;
[FieldOffset(16)]
private ulong _id2;
#pragma warning restore IDE0044 // Add readonly modifier
public MTLCompareFunction DepthCompareFunction
{
readonly get => (MTLCompareFunction)((DepthState >> 0) & 0xF);
set => DepthState = (ushort)((DepthState & 0xFFF0) | ((int)value << 0));
}
public bool StencilTestEnabled
{
readonly get => ((DepthState >> 4) & 0x1) != 0;
set => DepthState = (ushort)((DepthState & 0xFFEF) | ((value ? 1 : 0) << 4));
}
public bool DepthWriteEnabled
{
readonly get => ((DepthState >> 15) & 0x1) != 0;
set => DepthState = (ushort)((DepthState & 0x7FFF) | ((value ? 1 : 0) << 15));
}
public readonly override bool Equals(object obj)
{
return obj is DepthStencilUid other && EqualsRef(ref other);
}
public readonly bool EqualsRef(ref DepthStencilUid other)
{
return _id01.Equals(other._id01) && _id2 == other._id2;
}
public readonly bool Equals(DepthStencilUid other)
{
return EqualsRef(ref other);
}
public readonly override int GetHashCode()
{
ulong hash64 = _id0 * 23 ^
_id1 * 23 ^
_id2 * 23;
return (int)hash64 ^ ((int)(hash64 >> 32) * 17);
}
}
}