Spanify Graphics Abstraction Layer (#1226)

* Spanify Graphics Abstraction Layer

* Be explicit about BufferHandle size

1 files changed, 23 insertions, 0 deletions

diff --git a/Ryujinx.Graphics.OpenGL/Handle.cs b/Ryujinx.Graphics.OpenGL/Handle.cs
new file mode 100644
index 00000000..4b2f05e6
--- /dev/null
+++ b/Ryujinx.Graphics.OpenGL/Handle.cs
@@ -0,0 +1,23 @@
+using Ryujinx.Graphics.GAL;
+using System.Diagnostics;
+using System.Runtime.CompilerServices;
+
+namespace Ryujinx.Graphics.OpenGL
+{
+    static class Handle
+    {
+        public static T FromInt32<T>(int handle) where T : unmanaged
+        {
+            Debug.Assert(Unsafe.SizeOf<T>() == sizeof(ulong));
+
+            ulong handle64 = (uint)handle;
+
+            return Unsafe.As<ulong, T>(ref handle64);
+        }
+
+        public static int ToInt32(this BufferHandle handle)
+        {
+            return (int)Unsafe.As<BufferHandle, ulong>(ref handle);
+        }
+    }
+}