From e211c3f00a847f50b286349918e5c51967862e93 Mon Sep 17 00:00:00 2001
From: riperiperi <rhy3756547@hotmail.com>
Date: Tue, 6 Dec 2022 22:00:25 +0000
Subject: UI: Add Metal surface creation for MoltenVK (#3980)

* Initial implementation of metal surface across UIs

* Fix SDL2 on windows

* Update Ryujinx/Ryujinx.csproj

Co-authored-by: Mary-nyan <thog@protonmail.com>

* Address Feedback

Co-authored-by: Mary-nyan <thog@protonmail.com>
---
 Ryujinx.Ava/Ui/Controls/EmbeddedWindow.cs | 33 +++++++++++++++++++++++++++++--
 1 file changed, 31 insertions(+), 2 deletions(-)

(limited to 'Ryujinx.Ava/Ui/Controls/EmbeddedWindow.cs')

diff --git a/Ryujinx.Ava/Ui/Controls/EmbeddedWindow.cs b/Ryujinx.Ava/Ui/Controls/EmbeddedWindow.cs
index 7acbefca..6ef15982 100644
--- a/Ryujinx.Ava/Ui/Controls/EmbeddedWindow.cs
+++ b/Ryujinx.Ava/Ui/Controls/EmbeddedWindow.cs
@@ -2,11 +2,10 @@ using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Input;
 using Avalonia.Platform;
+using Ryujinx.Ava.Ui.Helper;
 using SPB.Graphics;
 using SPB.Platform;
 using SPB.Platform.GLX;
-using SPB.Platform.X11;
-using SPB.Windowing;
 using System;
 using System.Runtime.InteropServices;
 using System.Runtime.Versioning;
@@ -23,6 +22,10 @@ namespace Ryujinx.Ava.Ui.Controls
         protected GLXWindow X11Window { get; set; }
         protected IntPtr WindowHandle { get; set; }
         protected IntPtr X11Display { get; set; }
+        protected IntPtr NsView { get; set; }
+        protected IntPtr MetalLayer { get; set; }
+
+        private UpdateBoundsCallbackDelegate _updateBoundsCallback;
 
         public event EventHandler<IntPtr> WindowCreated;
         public event EventHandler<Size> SizeChanged;
@@ -58,6 +61,7 @@ namespace Ryujinx.Ava.Ui.Controls
         private void StateChanged(Rect rect)
         {
             SizeChanged?.Invoke(this, rect.Size);
+            _updateBoundsCallback?.Invoke(rect);
         }
 
         protected override IPlatformHandle CreateNativeControlCore(IPlatformHandle parent)
@@ -70,6 +74,11 @@ namespace Ryujinx.Ava.Ui.Controls
             {
                 return CreateWin32(parent);
             }
+            else if (OperatingSystem.IsMacOS())
+            {
+                return CreateMacOs(parent);
+            }
+
             return base.CreateNativeControlCore(parent);
         }
 
@@ -85,6 +94,10 @@ namespace Ryujinx.Ava.Ui.Controls
             {
                 DestroyWin32(control);
             }
+            else if (OperatingSystem.IsMacOS())
+            {
+                DestroyMacOS();
+            }
             else
             {
                 base.DestroyNativeControlCore(control);
@@ -187,6 +200,16 @@ namespace Ryujinx.Ava.Ui.Controls
             return DefWindowProc(hWnd, msg, (IntPtr)wParam, (IntPtr)lParam);
         }
 
+        [SupportedOSPlatform("macos")]
+        IPlatformHandle CreateMacOs(IPlatformHandle parent)
+        {
+            MetalLayer = MetalHelper.GetMetalLayer(out IntPtr nsView, out _updateBoundsCallback);
+
+            NsView = nsView;
+
+            return new PlatformHandle(nsView, "NSView");
+        }
+
         void DestroyLinux()
         {
             X11Window?.Dispose();
@@ -198,5 +221,11 @@ namespace Ryujinx.Ava.Ui.Controls
             DestroyWindow(handle.Handle);
             UnregisterClass(_className, GetModuleHandle(null));
         }
+
+        [SupportedOSPlatform("macos")]
+        void DestroyMacOS()
+        {
+            MetalHelper.DestroyMetalLayer(NsView, MetalLayer);
+        }
     }
 }
\ No newline at end of file
-- 
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