Merge pull request #621 from DigitalRuby/develop-v3

Fix for swapBuffers crash and animations issue


Former-commit-id: 72be240

cocos2d/Platforms/iOS/CCDirectorIOS.m

@@ -291,7 +291,12 @@ - (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interface
 -(void) viewWillAppear:(BOOL)animated
 {
 	[super viewWillAppear:animated];
-	[self startAnimation];
+
+    UIApplicationState state = UIApplication.sharedApplication.applicationState;
+    if (state != UIApplicationStateBackground)
+    {
+        [self startAnimation];
+    }
 }
 
 -(void) viewDidAppear:(BOOL)animated