From aa3f475edc754ba84b65d83106b91104ac827854 Mon Sep 17 00:00:00 2001
From: jacksonmj <mj-pt@jacksonmj.co.uk>
Date: Fri, 22 Apr 2011 04:57:07 +0800
Subject: [PATCH] Stricter frame rate limiting

---
 src/main.c | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/src/main.c b/src/main.c
index 381106b8d..a235131ca 100644
--- a/src/main.c
+++ b/src/main.c
@@ -4267,16 +4267,21 @@ int main(int argc, char *argv[])
 		FPS++;
 		currentTime = SDL_GetTicks();
 		elapsedTime = currentTime-pastFPS;
+		if ((FPS>2 || elapsedTime>1000*2/limitFPS) && elapsedTime && FPS*1000/elapsedTime>limitFPS)
+		{
+			while (FPS*1000/elapsedTime>limitFPS)
+			{
+				SDL_Delay(1);
+				currentTime = SDL_GetTicks();
+				elapsedTime = currentTime-pastFPS;
+			}
+		}
 		if (elapsedTime>=1000)
 		{
 			FPSB = FPS;
 			FPS = 0;
 			pastFPS = currentTime;
 		}
-		else if (elapsedTime>20 && FPS*1000/elapsedTime>limitFPS)
-		{
-			SDL_Delay(5);
-		}
 
 		if (hud_enable)
 		{