通过pygame实现当年风靡一时的flappy bird小游戏。
当前只设定了同样长度的管道，图片和声音文件自行导入。
效果如下：
# -*- coding:utf-8 -*-
"""
通过pygame实现曾风靡一时的flappybird游戏。
小鸟x坐标不变，画布左移实现飞行效果。
通过判断小鸟和管道矩形是否重叠认定碰撞。
清楚矩形4个参数的含义以及所使用图片素材的像素。
声音播放如果位于while循环内且只需要播放一次的，需要在循环外设定状态。
"""
import pygame
import sysclass Bird(object):"""定义小鸟类"""def __init__(self):"""定义初始化方法"""self.birdRect = pygame.Rect(65, 50, 54, 70) # 小鸟的矩形# 定义小鸟的3种状态self.birdStatus = [pygame.image.load("assets/start.png"),pygame.image.load("assets/fly.png"),pygame.image.load("assets/dead.png")]self.status = 0 # 默认飞行状态self.birdX = 100 # 小鸟所在X轴坐标self.birdY = 300 # 小鸟所在Y轴坐标，即上下飞行的高度self.jump = False # 默认情况下小鸟自动降落self.jumpSpeed = 8 # 跳跃高度self.gravity = 3 # 重力self.dead = False # 默认小鸟生命状态为活着def birdUpdate(self):if self.jump:self.jumpSpeed -= 1 # 速度递减，上升越来越慢self.birdY -= self.jumpSpeed # Y坐标轴减小，小鸟上升else:# 小鸟下坠self.gravity += 1self.birdY += self.gravityself.birdRect[1] = self.birdY # 更新Y轴位置class Pipeline(object):"""管道类"""def __init__(self):self.wall_x = 300 # 上下管道X坐标self.pineUp = pygame.image.load("assets/top.png")self.pineDown = pygame.image.load("assets/bottom.png")def updatePipeline(self):self.wall_x -= 3 # 每一帧x坐标-3，即向左移动3像素# 当管道x坐标移动到-10位置时分数+1，并将其重置为500if self.wall_x < -10:global scorescore += 1self.wall_x = 500def createMap():screen.fill((255, 255, 255))screen.blit(background, (0, 0))# 显示管道screen.blit(Pipeline.pineUp, (Pipeline.wall_x, 0))screen.blit(Pipeline.pineDown, (Pipeline.wall_x, 500))Pipeline.updatePipeline()# 显示小鸟if Bird.dead:Bird.status = 2elif Bird.jump:Bird.status = 1screen.blit(Bird.birdStatus[Bird.status], (Bird.birdX, Bird.birdY))# 小鸟移动Bird.birdUpdate()# 显示分数screen.blit(font.render('Score:' + str(score), 1, (255, 255, 255)), (150, 100))# 更新显示pygame.display.update()def checkDead():# 上方管道的矩形位置，Rect的4个参数分别为x坐标、y坐标，管道宽度、管道高度upRect = pygame.Rect(Pipeline.wall_x, 0, Pipeline.pineUp.get_width(), Pipeline.pineUp.get_height())# 下方管道的矩形位置downRect = pygame.Rect(Pipeline.wall_x, 700-(Pipeline.pineDown.get_height()),Pipeline.pineDown.get_width(), Pipeline.pineDown.get_height())# 检测小鸟是否碰撞即小鸟矩形和管道矩形是否重叠if upRect.colliderect(Bird.birdRect) or downRect.colliderect(Bird.birdRect):Bird.dead = True# 检测小鸟是否飞出上下边界if not 0 < Bird.birdRect[1] < height:Bird.dead = Truereturn Trueelse:return Falsedef getResult(): # 设置游戏结束时显示内容gameover_text = 'GAME OVER'score_text = 'Your final score is:' + str(score)ft1_surf = font.render(gameover_text, 1, (250, 5, 35))ft2_surf = font.render(score_text, 1, (250, 180, 6))screen.blit(ft1_surf, [screen.get_width()/2 - ft1_surf.get_width()/2, 150])screen.blit(ft2_surf, [screen.get_width()/2 - ft2_surf.get_width()/2, 200])pygame.display.flip()if __name__ == '__main__':pygame.init()pygame.font.init()pygame.mixer.init()pygame.mixer.music.load('sound/fly.ogg') # 载入音效pygame.mixer.music.load('sound/crashed.ogg')fly_sound = pygame.mixer.Sound('sound/fly.ogg')crashed_sound = pygame.mixer.Sound('sound/crashed.ogg')font = pygame.font.SysFont("None", 50)size = width, height = 450, 700screen = pygame.display.set_mode(size)clock = pygame.time.Clock()Pipeline = Pipeline()Bird = Bird()score = 0crashed_sound_play = Truewhile True:clock.tick(60)for event in pygame.event.get():if event.type == pygame.QUIT:pygame.quit()sys.exit()if (event.type == pygame.KEYDOWN or event.type == pygame.MOUSEBUTTONDOWN) and not Bird.dead:Bird.jump = TrueBird.gravity = 5Bird.jumpSpeed = 10fly_sound.play()background = pygame.image.load('assets/background.png')if checkDead():getResult()fly_sound.stop()if crashed_sound_play: # 通过此方法使得坠落音效播放一次，否则会一直播放crashed_sound.play()crashed_sound_play = Falseelse:createMap()
