From b3ed3bdb910fe77dc3b1e05478258f693b5d943d Mon Sep 17 00:00:00 2001
From: Pierre Bourdon <delroth@gmail.com>
Date: Tue, 25 Dec 2012 13:51:13 +0100
Subject: [PATCH] Define NvOptimusEnablement to tell the Nvidia driver we need
 high performance

---
 Source/Core/DolphinWX/Src/Main.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Source/Core/DolphinWX/Src/Main.cpp b/Source/Core/DolphinWX/Src/Main.cpp
index a5b19eca4c..fc3e2c41a7 100644
--- a/Source/Core/DolphinWX/Src/Main.cpp
+++ b/Source/Core/DolphinWX/Src/Main.cpp
@@ -45,6 +45,15 @@
 
 #include <wx/intl.h>
 
+// Nvidia drivers >= v302 will check if the application exports a global
+// variable named NvOptimusEnablement to know if it should run the app in high
+// performance graphics mode or using the IGP.
+#ifdef WIN32
+extern "C" {
+	__declspec(dllexport) DWORD NvOptimusEnablement = 1;
+}
+#endif
+
 // ------------
 //  Main window