Frameskipping! Complete with GUI! Even my most naive approach resulted in great speeds, even with graphic-intensive games such as Pikmin.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3949 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Core/VideoCommon/Src/Fifo.cpp

@@ -24,6 +24,7 @@
 
 #include "Fifo.h"
 
+volatile bool g_bSkipCurrentFrame = false;
 
 extern u8* g_pVideoData;
 
@@ -77,6 +78,10 @@ u8* FAKE_GetFifoEndPtr()
 	return &videoBuffer[size];
 }
 
+void Fifo_SetRendering(bool bEnabled) {
+	g_bSkipCurrentFrame = !bEnabled;
+}
+
 // Executed from another thread, no the graphics thread!
 // Basically, all it does is set a flag so that the loop will eventually exit, then
 // waits for the event to be set, which happens when the loop does exit.