Function main

flappyBird_pygame/flappy_bird.py:175–256

()

def main():
    pygame.init()

    display_surface = pygame.display.set_mode((W_WIDTH, W_HEIGHT))
    pygame.display.set_caption("Flappy Bird by PMN")

    clock = pygame.time.Clock()
    score_font = pygame.font.SysFont(None, 32, bold=True)  # default font
    images = load_images()

    # the bird stays in the same x position, so bird.x is a constant
    # center bird on screen
    bird = Bird(
        50,
        int(W_HEIGHT / 2 - Bird.HEIGHT / 2),
        2,
        (images["bird-wingup"], images["bird-wingdown"]),
    )

    pipes = deque()

    frame_clock = 0  # this counter is only incremented if the game isn't paused
    score = 0
    done = paused = False
    while not done:
        clock.tick(FPS)

        # Handle this 'manually'.  If we used pygame.time.set_timer(),
        # pipe addition would be messed up when paused.
        if not (paused or frame_clock % msec_to_frames(PipePair.ADD_INTERVAL)):
            pp = PipePair(images["pipe-end"], images["pipe-body"])
            pipes.append(pp)

        for e in pygame.event.get():
            if e.type == QUIT or (e.type == KEYUP and e.key == K_ESCAPE):
                done = True
                break
            elif e.type == KEYUP and e.key in (K_PAUSE, K_p):
                paused = not paused
            elif e.type == MOUSEBUTTONUP or (
                e.type == KEYUP and e.key in (K_UP, K_RETURN, K_SPACE)
            ):
                bird.ms_to_up = Bird.UP_DURATION

        if paused:
            continue  # don't draw anything

        # check for collisions
        pipe_collision = any(p.collides_with(bird) for p in pipes)
        if pipe_collision or 0 >= bird.y or bird.y >= W_HEIGHT - Bird.HEIGHT:
            done = True

        for x in (0, W_WIDTH / 2):
            display_surface.blit(images["background"], (x, 0))

        while pipes and not pipes[0].visible:
            pipes.popleft()