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 sys
class 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 += 1
self.birdY += self.gravity
self.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500
if self.wall_x < -10:
global score
score += 1
self.wall_x = 500
def 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 = 2
elif Bird.jump:
Bird.status = 1
screen.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 = True
return True
else:
return False
def 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, 700
screen = pygame.display.set_mode(size)
clock = pygame.time.Clock()
Pipeline = Pipeline()
Bird = Bird()
score = 0
crashed_sound_play = True
while 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 = True
Bird.gravity = 5
Bird.jumpSpeed = 10
fly_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 = False
else:
createMap()
