Pygame制作唯美雪花特效ITchange的博客-

 # 导入需要的库包 import pygame import random import math import sys import time from pygame.locals import * from pygame import mixer  # 初始化 mixer.init() pygame.init() snow = [] SIZE = (729, 511) RGB = (255, 255, 255) PI = math.pi sin = math.sin(PI/8) cos = math.cos(PI/8) next = ([1.6, 0], [0, -1.6], [1.6 ** 0.5, -1.6 ** 0.5], [-1.6 **0.5, -1.6 ** 0.5], [sin, -cos],[cos, -sin],[-sin, -cos], [-cos, -sin]) screen = pygame.display.set_mode(SIZE) pygame.display.set_caption("Snow Picture Video")  # 模拟随机雪花飘落场景 for i in range(400):     x = random.randrange(0, SIZE[0])     y = random.randrange(0, SIZE[1])     speedx = random.randint(-100, 101)/100     speedy = random.randint(50, 380)/100     snow.append([x, y, speedx, speedy])  # 定义主体函数 def Play(image):     # 导入背景图片     background = pygame.image.load(image)     for k in range(3*10**2):         # 点击关闭按按钮结束程序运行         for event in pygame.event.get():             if event.type == QUIT:                 sys.exit()         # 在缓冲区中绘制图像         screen.blit(background, (0, 0))         for i in range(len(snow)):             for j in range(8):                 r = snow[i][3]                 beg = (snow[i][0] + r*next[j][0], snow[i][1] + r*next[j][1])                 end = (snow[i][0] + r*next[j][0], snow[i][1] + r*next[j][1])                 pygame.draw.line(screen, RGB, beg, end, 1)                 snow[i][0] += snow[i][2]/1.5                 snow[i][1] += snow[i][3] / 1.5                 if snow[i][1] > SIZE[1]:                     snow[i][0] = random.randrange(0, SIZE[0])                     snow[i][1] = random.randrange(-50, -10)                 pygame.display.flip()         return False  # 加载音乐 mixer.music.load('F:/music.mp3') mixer.music.play()  # Pygame游戏开发最小框架 while True:     # 遍历要播放的图片     for i in range(3):         Play('F:/' + str(i) + '.PNG')  mixer.music.stop() pygame.quit()