def game_loop():
pygame.init()
dis_size = display_width, display_height = 1000, 900
Screen = pygame.display.set_mode((display_width, display_height))
pygame.display.set_caption('2d Game')
clock = pygame.time.Clock()
Room1 = Room(menu)
Room2 = Room(action)
Room3 = Room(flight)
Room1.loop(clock, Screen, display_width, display_height, dis_size)
Room2.loop(clock, Screen, display_width, display_height, dis_size)
Room3.loop(clock, Screen, display_width, display_height, dis_size)
terminate()
