Start Metal Backend

Revert build yml changes
2025-08-07 11:52:33 -07:00 · 2024-08-31 22:42:56 +02:00
parent 5dbba07e33
commit ebaf1d8258
24 changed files with 2576 additions and 2 deletions
--- a/src/Ryujinx.Graphics.Metal/HardwareInfo.cs
+++ b/src/Ryujinx.Graphics.Metal/HardwareInfo.cs
@@ -0,0 +1,82 @@
+using System;
+using System.Runtime.InteropServices;
+
+namespace Ryujinx.Graphics.Metal
+{
+    static partial class HardwareInfoTools
+    {
+
+        private readonly static IntPtr kCFAllocatorDefault = IntPtr.Zero;
+        private readonly static UInt32 kCFStringEncodingASCII = 0x0600;
+        private const string IOKit = "/System/Library/Frameworks/IOKit.framework/IOKit";
+        private const string CoreFoundation = "/System/Library/Frameworks/CoreFoundation.framework/CoreFoundation";
+
+        [LibraryImport(IOKit, StringMarshalling = StringMarshalling.Utf8)]
+        private static partial IntPtr IOServiceMatching(string name);
+
+        [LibraryImport(IOKit)]
+        private static partial IntPtr IOServiceGetMatchingService(IntPtr mainPort, IntPtr matching);
+
+        [LibraryImport(IOKit)]
+        private static partial IntPtr IORegistryEntryCreateCFProperty(IntPtr entry, IntPtr key, IntPtr allocator, UInt32 options);
+
+        [LibraryImport(CoreFoundation, StringMarshalling = StringMarshalling.Utf8)]
+        private static partial IntPtr CFStringCreateWithCString(IntPtr allocator, string cString, UInt32 encoding);
+
+        [LibraryImport(CoreFoundation)]
+        [return: MarshalAs(UnmanagedType.U1)]
+        public static partial bool CFStringGetCString(IntPtr theString, IntPtr buffer, long bufferSizes, UInt32 encoding);
+
+        [LibraryImport(CoreFoundation)]
+        public static partial IntPtr CFDataGetBytePtr(IntPtr theData);
+
+        static string GetNameFromId(uint id)
+        {
+            return id switch
+            {
+                0x1002 => "AMD",
+                0x106B => "Apple",
+                0x10DE => "NVIDIA",
+                0x13B5 => "ARM",
+                0x8086 => "Intel",
+                _ => $"0x{id:X}"
+            };
+        }
+
+        public static string GetVendor()
+        {
+            var serviceDict = IOServiceMatching("IOGPU");
+            var service = IOServiceGetMatchingService(IntPtr.Zero, serviceDict);
+            var cfString = CFStringCreateWithCString(kCFAllocatorDefault, "vendor-id", kCFStringEncodingASCII);
+            var cfProperty = IORegistryEntryCreateCFProperty(service, cfString, kCFAllocatorDefault, 0);
+
+            byte[] buffer = new byte[4];
+            var bufferPtr = CFDataGetBytePtr(cfProperty);
+            Marshal.Copy(bufferPtr, buffer, 0, buffer.Length);
+
+            var vendorId = BitConverter.ToUInt32(buffer);
+
+            return GetNameFromId(vendorId);
+        }
+
+        public static string GetModel()
+        {
+            var serviceDict = IOServiceMatching("IOGPU");
+            var service = IOServiceGetMatchingService(IntPtr.Zero, serviceDict);
+            var cfString = CFStringCreateWithCString(kCFAllocatorDefault, "model", kCFStringEncodingASCII);
+            var cfProperty = IORegistryEntryCreateCFProperty(service, cfString, kCFAllocatorDefault, 0);
+
+            char[] buffer = new char[64];
+            IntPtr bufferPtr = Marshal.AllocHGlobal(buffer.Length);
+
+            if (CFStringGetCString(cfProperty, bufferPtr, buffer.Length, kCFStringEncodingASCII))
+            {
+                var model = Marshal.PtrToStringUTF8(bufferPtr);
+                Marshal.FreeHGlobal(bufferPtr);
+                return model;
+            }
+
+            return "";
+        }
+    }
+}