From 2e8d7346c3d931cd772d997fbaf4f4b88b27c054 Mon Sep 17 00:00:00 2001
From: Asnivor <coding@asnitech.co.uk>
Date: Mon, 21 Oct 2019 10:04:23 +0100
Subject: [PATCH] InputRoll: Implement proper double buffering (improves gdi+
 inputroll performance by a factor of 8 or 9 on my machine)

---
 BizHawk.Client.EmuHawk/CustomControls/InputRoll.cs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/BizHawk.Client.EmuHawk/CustomControls/InputRoll.cs b/BizHawk.Client.EmuHawk/CustomControls/InputRoll.cs
index cd83bf34b6..c83b5fd2a9 100644
--- a/BizHawk.Client.EmuHawk/CustomControls/InputRoll.cs
+++ b/BizHawk.Client.EmuHawk/CustomControls/InputRoll.cs
@@ -64,6 +64,7 @@ namespace BizHawk.Client.EmuHawk
 			SetStyle(ControlStyles.UserPaint, true);
 			SetStyle(ControlStyles.SupportsTransparentBackColor, true);
 			SetStyle(ControlStyles.Opaque, true);
+			SetStyle(ControlStyles.OptimizedDoubleBuffer, true);
 
 			//_renderer = new GdiRenderer();
 			_renderer = new GdiPlusRenderer();