From f6f44eb6583491fc8e54c0b494f4be4f842e1b57 Mon Sep 17 00:00:00 2001
From: cosmonaut <evan@moonside.games>
Date: Wed, 9 Feb 2022 21:25:16 -0800
Subject: [PATCH] threading fix

---
 src/MoonWorksMultiWindowGame.cs | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/src/MoonWorksMultiWindowGame.cs b/src/MoonWorksMultiWindowGame.cs
index 80ca2f5..b12d032 100644
--- a/src/MoonWorksMultiWindowGame.cs
+++ b/src/MoonWorksMultiWindowGame.cs
@@ -48,11 +48,15 @@ namespace MoonWorksMultiWindow
 
         protected override void Draw(System.TimeSpan dt, double alpha)
         {
-			Task mainDraw = Task.Run(MainDraw);
-			Task extraDraw = Task.Run(ExtraWindowDraw);
+			var mainDraw = Task.Run(MainDraw);
+			var extraDraw = Task.Run(ExtraWindowDraw);
+
+			mainDraw.Wait();
+			extraDraw.Wait();
+			GraphicsDevice.Submit(mainDraw.Result, extraDraw.Result);
         }
 
-		private void MainDraw()
+		private CommandBuffer MainDraw()
 		{
             var commandBuffer = GraphicsDevice.AcquireCommandBuffer();
 
@@ -77,10 +81,10 @@ namespace MoonWorksMultiWindow
 				Window
             );
 
-            GraphicsDevice.Submit(commandBuffer);
+			return commandBuffer;
 		}
 
-		private void ExtraWindowDraw()
+		private CommandBuffer ExtraWindowDraw()
 		{
 			var commandBuffer = GraphicsDevice.AcquireCommandBuffer();
 
@@ -105,7 +109,7 @@ namespace MoonWorksMultiWindow
 				ExtraWindow
 			);
 
-			GraphicsDevice.Submit(commandBuffer);
+			return commandBuffer;
 		}
     }
 }