From 4f049cf1558618bafebbd85188b254baf76eba41 Mon Sep 17 00:00:00 2001
From: Nikita Tsukanov <keks9n@gmail.com>
Date: Mon, 19 Nov 2018 15:39:36 +0300
Subject: [PATCH] Allow GC to collect reused framebuffer, that's better than
 AccessViolationException from render thread

---
 src/Windows/Avalonia.Win32/FramebufferManager.cs | 7 +------
 src/Windows/Avalonia.Win32/WindowImpl.cs         | 3 +--
 2 files changed, 2 insertions(+), 8 deletions(-)

diff --git a/src/Windows/Avalonia.Win32/FramebufferManager.cs b/src/Windows/Avalonia.Win32/FramebufferManager.cs
index c910703181..87c5a1bb02 100644
--- a/src/Windows/Avalonia.Win32/FramebufferManager.cs
+++ b/src/Windows/Avalonia.Win32/FramebufferManager.cs
@@ -5,7 +5,7 @@ using Avalonia.Win32.Interop;
 
 namespace Avalonia.Win32
 {
-    class FramebufferManager : IFramebufferPlatformSurface, IDisposable
+    class FramebufferManager : IFramebufferPlatformSurface
     {
         private readonly IntPtr _hwnd;
         private WindowFramebuffer _fb;
@@ -29,10 +29,5 @@ namespace Avalonia.Win32
             }
             return _fb;
         }
-
-        public void Dispose()
-        {
-            _fb?.Deallocate();
-        }
     }
 }
diff --git a/src/Windows/Avalonia.Win32/WindowImpl.cs b/src/Windows/Avalonia.Win32/WindowImpl.cs
index 4c08e985cd..18f0696cd8 100644
--- a/src/Windows/Avalonia.Win32/WindowImpl.cs
+++ b/src/Windows/Avalonia.Win32/WindowImpl.cs
@@ -13,6 +13,7 @@ using Avalonia.Input.Raw;
 using Avalonia.OpenGL;
 using Avalonia.Platform;
 using Avalonia.Rendering;
+using Avalonia.Threading;
 using Avalonia.Win32.Input;
 using Avalonia.Win32.Interop;
 using static Avalonia.Win32.Interop.UnmanagedMethods;
@@ -234,8 +235,6 @@ namespace Avalonia.Win32
 
         public void Dispose()
         {
-            _framebuffer?.Dispose();
-            _framebuffer = null;
             if (_hwnd != IntPtr.Zero)
             {
                 UnmanagedMethods.DestroyWindow(_hwnd);