import pygame
import math
from pygame.locals import *# 初始化Pygame
pygame.init()# 设置屏幕尺寸和标题
width, height = 800, 600
screen = pygame.display.set_mode((width, height))
pygame.display.set_caption('3D 圣诞树')# 设置颜色
GREEN = (34, 139, 34)
BROWN = (139, 69, 19)
RED = (255, 0, 0)
YELLOW = (255, 255, 0)
WHITE = (255, 255, 255)# 圣诞树参数
tree_height = 200
tree_width = 100
levels = 5
level_height = tree_height / levels
level_width = tree_width / levels# 旋转角度
angle = 0# 主循环
running = True
while running:screen.fill((0, 0, 0))# 处理事件for event in pygame.event.get():if event.type == QUIT:running = False# 创建3D圣诞树for i in range(levels):# 计算每一层的宽度和高度current_width = tree_width - i * level_widthcurrent_height = level_height# 计算每一层的四个顶点x1 = -current_width / 2y1 = -current_height * ix2 = current_width / 2y2 = y1x3 = 0y3 = current_height * (i + 1)# 绘制三角形pygame.draw.polygon(screen, GREEN, [(x1, y1), (x2, y2), (x3, y3)])# 添加装饰灯if i % 2 == 0:pygame.draw.circle(screen, RED, (int(x1 + current_width / 4), int(y1 + current_height / 2)), 5)pygame.draw.circle(screen, YELLOW, (int(x2 - current_width / 4), int(y2 + current_height / 2)), 5)# 绘制树干pygame.draw.rect(screen, BROWN, (-20, tree_height - 20, 40, 20))# 旋转效果angle += 0.01if angle > 2 * math.pi:angle = 0# 更新屏幕pygame.display.flip()# 退出Pygame
pygame.quit()