From c26e662fcc366b5315e5c38a36f1785f86aad741 Mon Sep 17 00:00:00 2001
From: gmurray81 <gmurray@gmail.com>
Date: Wed, 12 Oct 2022 09:41:46 -0400
Subject: [PATCH] fix remote desktop issue in 3.x

---
 src/GLWpfControl/GLWpfControlRenderer.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/GLWpfControl/GLWpfControlRenderer.cs b/src/GLWpfControl/GLWpfControlRenderer.cs
index 9503ab1..73c3ceb 100644
--- a/src/GLWpfControl/GLWpfControlRenderer.cs
+++ b/src/GLWpfControl/GLWpfControlRenderer.cs
@@ -87,7 +87,7 @@ private void PreRender()
         private void PostRender()
         {
             Wgl.DXUnlockObjectsNV(_context.GlDeviceHandle, 1, new [] {_framebuffer.DxInteropRegisteredHandle});
-            _framebuffer.D3dImage.SetBackBuffer(D3DResourceType.IDirect3DSurface9, _framebuffer.DxRenderTargetHandle);
+            _framebuffer.D3dImage.SetBackBuffer(D3DResourceType.IDirect3DSurface9, _framebuffer.DxRenderTargetHandle, true);
             _framebuffer.D3dImage.AddDirtyRect(new Int32Rect(0, 0, _framebuffer.FramebufferWidth, _framebuffer.FramebufferHeight));
             _framebuffer.D3dImage.Unlock();
         }