python 满屏烟花代码直接用 + 详细注释

import pygame import random # 初始化pygame pygame.init() # 设置屏幕大小 width, height = 800, 600 screen = pygame.display.set_mode((width, height)) # 定义一些工具函数 def random_color(): return random.randint(100, 255), random.randint(100, 255), random.randint(100, 255) def draw_tail(screen, positions, color): if len(positions) > 1: for i in range(len(positions) - 1): pygame.draw.line(screen, color, positions[i], positions[i+1], 2) class Particle: def __init__(self, x, y, color): self.x = x self.y = y self.color = color self.radius = random.randint(4, 7) self.vel_x = random.uniform(-1, 1) * random.randint(3, 7) self.vel_y = random.uniform(-1, 1) * random.randint(3, 7) self.lifetime = random.randint(50, 100) self.positions = [] def update(self): self.x += self.vel_x self.y += self.vel_y self.lifetime -= 1 self.vel_y += 0.15 # 模拟重力 self.positions.append((self.x, self.y)) if len(self.positions) > 5: self.positions.pop(0) def draw(self): pygame.draw.circle(screen, self.color, (int(self.x), int(self.y)), max(1, self.radius * self.lifetime / 60)) draw_tail(screen, self.positions, self.color) class Firework: def __init__(self): self.x = random.randint(0, width) self.y = height self.color = random_color() self.vel_y = random.randint(-18, -8) self.exploded = False self.particles = [] self.positions = [] def explode(self): for _ in range(100): # 烟花爆炸产生的粒子数 self.particles.append(Particle(self.x, self.y, random_color())) def update(self): if not self.exploded: self.y += self.vel_y self.vel_y += 0.1 # 模拟重力 self.positions.append((self.x, self.y)) if len(self.positions) > 10: self.positions.pop(0) if self.vel_y >= 0: self.exploded = True self.explode() else: for particle in self.particles: particle.update() def draw(self): if not self.exploded: pygame.draw.circle(screen, self.color, (self.x, int(self.y)), 5) draw_tail(screen, self.positions, self.color) else: for particle in self.particles: particle.draw() fireworks = [] running = True while running: screen.fill((0, 0, 0)) for event in pygame.event.get(): if event.type == pygame.QUIT: running = False if random.random() < 0.03: # 控制烟花生成的频率 fireworks.append(Firework()) for firework in fireworks[:]: firework.update() firework.draw() if firework.exploded and all(p.lifetime <= 0 for p in firework.particles): fireworks.remove(firework) pygame.display.flip() pygame.time.delay(30) pygame.quit()