Modified the size the game renders at

gameplay/src/PlatformiOS.mm

@@ -145,7 +145,7 @@ int getKey(unichar keyCode);
         
         _game = Game::getInstance();
         __timeStart = getMachTimeInMilliseconds();
-        _game->run(WINDOW_WIDTH, WINDOW_HEIGHT);          
+        _game->run(WINDOW_WIDTH*scale, WINDOW_HEIGHT*scale);          
     }
     return self;
 }