本篇内容主要讲解“怎么用Python实现烟花效果”，感兴趣的朋友不妨来看看。本文介绍的方法操作简单快捷，实用性强。下面就让小编来带大家学习“怎么用Python实现烟花效果”吧!
效果如下：
这里给出代码，祝各位老哥新年快乐。
import pygameimport randomimport mathpygame.init()pygame.mixer.init()pygame.font.init()WIN_W = 1420WIN_H = 900t1 = 0.18 # 时间流速show_n = 0show_frequency = 0.0015 # 烟花绽放频率，数值越大频率越高color_list = [ [255, 0, 0]]shan_min_height = 400shan_max_height = 150yanhua_times = 30yanhua_size = 900yanhua_num = 5yanhua_map = {}fk_list = []a = 30gift = 1class Fireworks(): is_show = False x, y = 0, 0 vy = 0 p_list = [] color = [0, 0, 0] v = 0 cnt = 0 def __init__(self, x, y, vy, n=300, color=[0, 255, 0], v=10): self.x = x self.y = y self.vy = vy self.color = color self.v = v self.cnt = 0 self.p_list = [] for i in range(n): self.p_list.append([random.random() * 2 * math.pi, 0, v * math.pow(random.random(), 1 / 3)]) def run(self): global show_n for p in self.p_list: p[1] = p[1] + (random.random() * 0.6 + 0.7) * p[2] p[2] = p[2] * 0.98 # TODO 去掉的话会越变越大，打开的话会越来越淡 # 淡或浓 if p[2] < 1.2: self.color[0] *= 0.9999 self.color[1] *= 0.9999 self.color[2] *= 0.9999 if max(self.color) < 10 or self.y > WIN_H + p[1]: show_n -= 1 self.is_show = False break self.vy += 10 * t1 self.y += self.vy * t1def random_color(l, r): return [random.randint(l, r), random.randint(l, r), random.randint(l, r)]def red_random(l, r): return [255, random.randint(l, r), random.randint(l, r)]def green_random(l, r): return [random.randint(l, r), 255, random.randint(l, r)]def init_yanhua(bg_size): yanhua_list = [] for i in range(yanhua_num): x_site = random.randrange(175, 350) # 雪花圆心位置 y_site = WIN_H # 雪花圆心位置 X_shift = 0 # x 轴偏移量 radius = random.randint(4, 6) # 半径和 y 周上升降量 xxxxx = random_color(150, 255) red = xxxxx[0] green = xxxxx[1] blue = xxxxx[2] yanhua_list.append([x_site, y_site, X_shift, radius, red, green, blue]) return yanhua_listdef init_xue(bg_size): snow_list = [] for i in range(200): x_site = random.randrange(0, bg_size[0]) # 雪花圆心位置 y_site = random.randrange(0, bg_size[1]) # 雪花圆心位置 X_shift = random.randint(-1, 1) # x 轴偏移量 radius = random.randint(4, 6) # 半径和 y 周下降量 xxxxx = random_color(150, 255) # red = xxxxx[0] # green = xxxxx[1] # blue = xxxxx[2] snow_list.append([x_site, y_site, X_shift, radius, 255, 255, 255]) return snow_listdef init_shan(bg_size): shan_list = [] # [x,y,color] shan_list.append([0, shan_min_height, green_random(1, 150)]) shan_list.append([200, shan_max_height, green_random(1, 150)]) shan_list.append([400, shan_min_height, green_random(1, 150)]) shan_list.append([600, shan_max_height, green_random(1, 150)]) shan_list.append([800, shan_min_height, green_random(1, 150)]) shan_list.append([1000, shan_max_height, green_random(1, 150)]) shan_list.append([1200, shan_min_height, green_random(1, 150)]) shan_list.append([1400, shan_max_height, green_random(1, 150)]) shan_list.append([1600, shan_min_height, green_random(1, 150)]) return shan_listdef draw_shan(shan_list: [], screen): n = len(shan_list) for i in range(1, n): pygame.draw.line(screen, shan_list[i - 1][2], (shan_list[i - 1][0], shan_list[i - 1][1]), (shan_list[i][0], shan_list[i][1]), width=3)def draw_xue(snow_list: [], screen, bg_size: [], grand_has: set, grand_list: []): # 雪花列表循环 # todo 空中的雪 for i in range(len(snow_list)): # 绘制雪花，颜色、位置、大小 pygame.draw.circle(screen, (snow_list[i][4], snow_list[i][5], snow_list[i][6]), snow_list[i][:2], snow_list[i][3] - 3) # 移动雪花位置（下一次循环起效） snow_list[i][0] += snow_list[i][2] snow_list[i][1] += snow_list[i][3] # 如果雪花落出屏幕，重设位置 if snow_list[i][1] > bg_size[1]: # tmp = [] snow_list[i][1] = random.randrange(-50, -10) snow_list[i][0] = random.randrange(0, bg_size[0]) x = snow_list[i][0] y = bg_size[1] while (grand_has.__contains__(x * 10000 + y)): y = y - snow_list[i][3] grand_has.add(x * 10000 + y) grand_list.append( [x, y, snow_list[i][2], snow_list[i][3], snow_list[i][4], snow_list[i][5], snow_list[i][6]])def show_yanhua(fk, screen, n): global show_n # if not fk.is_show: # fk.is_show = False # if random.random() < show_frequency * (n - show_n): # show_n += 1 # fk.again() fk.run() for p in fk.p_list: x, y = fk.x + p[1] * math.cos(p[0]), fk.y + p[1] * math.sin(p[0]) # x, y = fk.x, fk.y if random.random() < 0.055: screen.set_at((int(x), int(y)), (int(fk.color[0]), int(fk.color[1]), int(fk.color[2]))) # screen.set_at((int(x), int(y)), (255, 255, 255)) else: screen.set_at((int(x), int(y)), (int(fk.color[0]), int(fk.color[1]), int(fk.color[2])))def draw_yanhua(yanhua_list: [], screen, bg_size: []): global fk_list for i in range(len(yanhua_list)): # 绘制雪花，颜色、位置、大小 pygame.draw.circle(screen, (yanhua_list[i][4], yanhua_list[i][5], yanhua_list[i][6]), yanhua_list[i][:2], yanhua_list[i][3] - 3) # 移动雪花位置（下一次循环起效） yanhua_list[i][0] += yanhua_list[i][2] yanhua_list[i][1] -= yanhua_list[i][3] # 如果雪花落出屏幕，重设位置 if yanhua_list[i][1] <= 0: # tmp = [] yanhua_list[i][1] = WIN_H yanhua_list[i][0] = random.randrange(175, 350) if yanhua_list[i][1] <= random.randint(150, 300): # todo 放烟花 fk = Fireworks(yanhua_list[i][0], yanhua_list[i][1], -20, n=yanhua_size, color=red_random(1, 150), v=10) fk_list.append(fk) yanhua_list[i][1] = WIN_H yanhua_list[i][0] = random.randrange(175, 350)def show_shi(a: list, n, screen): i = 2 * n - 1 j = 2 * n if i >= len(a): i = len(a) - 2 j = len(a) - 1 if i >= 0: myfont = pygame.font.SysFont('simHei', 30) textsurface = myfont.render(a[i], False, random_color(150, 255)) screen.blit(textsurface, (WIN_W / 2, 30)) if j >= 0: myfont = pygame.font.SysFont('simHei', 100) textsurface = myfont.render(a[j], False, red_random(1, 1)) screen.blit(textsurface, (WIN_W / 2 - 200, 50))def show_gift(flag, screen, bg_size: list, a): if flag == 1: pygame.draw.rect(screen, red_random(1, 150), ((175, bg_size[1] - 105), (200, 100))) pygame.draw.line(screen, (255, 225, 79), (200, bg_size[1] - 105), (200, bg_size[1] - 5), width=3) pygame.draw.line(screen, (255, 225, 79), (350, bg_size[1] - 105), (350, bg_size[1] - 5), width=3) pygame.draw.line(screen, (255, 225, 79), (200, bg_size[1] - 105), (350, bg_size[1] - 5), width=3) pygame.draw.line(screen, (255, 225, 79), (350, bg_size[1] - 105), (200, bg_size[1] - 5), width=3) pygame.draw.circle(screen, (255, 225, 79), (275, bg_size[1] - 55), a / 2)def show_gift2(flag, screen, bg_size: list, a): if flag == 1: pygame.draw.rect(screen, red_random(1, 150), ((1044, 793), (1241, 893))) pygame.draw.line(screen, (255, 225, 79), (bg_size[0] - 200, bg_size[1] - 105), (bg_size[0] - 200, bg_size[1] - 5), width=3) pygame.draw.line(screen, (255, 225, 79), (bg_size[0] - 350, bg_size[1] - 105), (bg_size[0] - 350, bg_size[1] - 5), width=3) pygame.draw.line(screen, (255, 225, 79), (bg_size[0] - 200, bg_size[1] - 105), (bg_size[0] - 350, bg_size[1] - 5), width=3) pygame.draw.line(screen, (255, 225, 79), (bg_size[0] - 350, bg_size[1] - 105), (bg_size[0] - 200, bg_size[1] - 5), width=3) pygame.draw.circle(screen, (255, 225, 79), (bg_size[0] - 275, bg_size[1] - 55), a / 2)def draw_yueliang(screen): pygame.draw.circle(screen, (200, 200, 200), (1350, 50), 100, 100)def main(): global show_n global fk_list bg_size = (WIN_W, WIN_H) screen = pygame.display.set_mode(bg_size) # bg_img = "./1.png" pygame.display.set_caption("新年快乐") # bg = pygame.image.load(bg_img) pygame.mixer.music.load('D:\\CloudMusic\\祖海 - 好运来.mp3') grand_list = [] font_values = ['新年快乐'] grand_has = set() clock = pygame.time.Clock() yanhua_list = init_yanhua(bg_size) snow_list = init_xue(bg_size) shan_list = init_shan(bg_size) # 游戏主循环 while True: show_n = 0 if not pygame.mixer.music.get_busy(): pygame.mixer.music.play() for event in pygame.event.get(): if event.type == pygame.MOUSEBUTTONUP: print(event) if event.type == pygame.QUIT: exit() screen.fill((0, 0, 0)) flag = 0 min_height = 100000 # todo 地上的积雪 for i in range(len(grand_list)): if grand_list[i][0] < 375 and grand_list[i][1] < bg_size[1] - gift: flag = 1 if grand_list[i][0] < 375: min_height = min(min_height, grand_list[i][1]) # if len(fk_list) != 0: # print(len(fk_list)) # # 放烟花 show_shi(font_values, 0, screen) draw_yueliang(screen) draw_shan(shan_list, screen) if flag == 1: draw_yanhua(yanhua_list, screen, bg_size) for fk in fk_list: fk.run() for p in fk.p_list: x, y = fk.x + p[1] * math.cos(p[0]), fk.y + p[1] * math.sin(p[0]) screen.set_at((int(x), int(y)), (int(fk.color[0]), int(fk.color[1]), int(fk.color[2]))) fk.cnt = fk.cnt + 1 tmp = [] for fk in fk_list: if fk.cnt <= yanhua_times: tmp.append(fk) break show_gift(flag, screen, bg_size, a) # show_gift2(flag, screen, bg_size, a) fk_list = tmp min_height = 100000 # todo 地上的积雪 for i in range(len(grand_list)): if grand_list[i][0] < 375: min_height = min(min_height, grand_list[i][1]) draw_xue(snow_list, screen, bg_size, grand_has, grand_list) for i in range(len(grand_list)): pygame.draw.circle(screen, (grand_list[i][4], grand_list[i][5], grand_list[i][6]), grand_list[i][:2], grand_list[i][3] - 3) pygame.display.update() time_passed = clock.tick(50)if __name__ == '__main__': main()到此，相信大家对“怎么用Python实现烟花效果”有了更深的了解，不妨来实际操作一番吧！这里是编程网网站，更多相关内容可以进入相关频道进行查询，关注我们，继续学习！
