From 806dd5ff3dc66f243b3284a6f009fe2276a28879 Mon Sep 17 00:00:00 2001
From: Xele02 <git@xele.org>
Date: Wed, 30 Jan 2013 02:10:57 +0100
Subject: [PATCH] Make the running thread wait if we are too fast. Jit is so
 fast in QT compared to SDL, it's not playable.

---
 Qt/EmuThread.cpp | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/Qt/EmuThread.cpp b/Qt/EmuThread.cpp
index e1f361e95d..f41e170287 100644
--- a/Qt/EmuThread.cpp
+++ b/Qt/EmuThread.cpp
@@ -1,6 +1,7 @@
 #include "EmuThread.h"
 
 #include <QThread>
+#include <QElapsedTimer>
 
 #include "Core/HLE/sceCtrl.h"
 #include "Core/Config.h"
@@ -97,8 +98,12 @@ void EmuThread::run()
 #endif
 	host->BootDone();
 
+	QElapsedTimer timer;
+
 	while(running) {
 		//UpdateGamepad(*input_state);
+		timer.start();
+
 		UpdateInputState(input_state);
 
 		static const int mapping[12][2] = {
@@ -144,7 +149,15 @@ void EmuThread::run()
 		if (coreState == CORE_NEXTFRAME) {
 			// set back to running for the next frame
 			coreState = CORE_RUNNING;
+
+			qint64 time = timer.elapsed();
+			const int frameTime = (1.0f/60.0f) * 1000;
+			if(time < frameTime)
+			{
+				msleep(frameTime-time);
+			}
 		}
+		timer.start();
 
 		fbo_unbind();