From fcac19aed9ea14772a6a0e794bfc4d63374f6b39 Mon Sep 17 00:00:00 2001
From: "andres.delikat" <andres.delikat@4bbf4f03-6f44-549e-7e59-35d4b0962838>
Date: Thu, 12 Jul 2012 19:36:07 +0000
Subject: [PATCH] Lua - implement emu.displayvsync, also add on screen message
 when limit frame rate is toggled

---
 BizHawk.MultiClient/LuaImplementation.cs  | 18 ++++++++++++++++++
 BizHawk.MultiClient/MainForm.MenuItems.cs | 13 +++++++++++++
 2 files changed, 31 insertions(+)

diff --git a/BizHawk.MultiClient/LuaImplementation.cs b/BizHawk.MultiClient/LuaImplementation.cs
index 91d432c7d3..c20e67d4a9 100644
--- a/BizHawk.MultiClient/LuaImplementation.cs
+++ b/BizHawk.MultiClient/LuaImplementation.cs
@@ -290,6 +290,7 @@ namespace BizHawk.MultiClient
 			"frameskip",
 			"minimizeframeskip",
 			"limitframerate",
+			"displayvsync",
 		};
 
 		public static string[] MemoryFunctions = new string[]
@@ -880,6 +881,23 @@ namespace BizHawk.MultiClient
 			}
 		}
 
+		public void emu_displayvsync(object boolean)
+		{
+			string temp = boolean.ToString();
+			if (!String.IsNullOrWhiteSpace(temp))
+			{
+				if (temp == "0" || temp.ToLower() == "false")
+				{
+					Global.Config.DisplayVSync = false;
+				}
+				else
+				{
+					Global.Config.DisplayVSync = true;
+				}
+				Global.MainForm.VsyncMessage();
+			}
+		}
+
 		public void emu_frameskip(object num_frames)
 		{
 			try
diff --git a/BizHawk.MultiClient/MainForm.MenuItems.cs b/BizHawk.MultiClient/MainForm.MenuItems.cs
index a489681a80..93a294a294 100644
--- a/BizHawk.MultiClient/MainForm.MenuItems.cs
+++ b/BizHawk.MultiClient/MainForm.MenuItems.cs
@@ -72,6 +72,19 @@ namespace BizHawk.MultiClient
 		{
 			Global.Config.DisplayVSync ^= true;
 			Global.RenderPanel.Resized = true;
+			VsyncMessage();
+		}
+
+		public void VsyncMessage()
+		{
+			if (Global.Config.DisplayVSync)
+			{
+				Global.OSD.AddMessage("Display Vsync is set to on");
+			}
+			else
+			{
+				Global.OSD.AddMessage("Display Vsync is set to off");
+			}
 		}
 
 		private void miAutoMinimizeSkipping_Click(object sender, EventArgs e)