星辰秘典：揭示Python项目的宇宙奥秘——宇宙星空模拟器（改）

import pygame
import random
import math

# 初始化pygame
pygame.init()

# 显示窗口的宽度和高度
width, height = 800, 600

# 创建一个窗口
screen = pygame.display.set_mode((width, height))

# 设置窗口标题
pygame.display.set_caption("宇宙星空模拟器")

# 定义星星类
class Star:
    def __init__(self):
        self.x = random.randint(0, width)
        self.y = random.randint(0, height)
        self.size = random.randint(1, 3)
        self.color = (random.randint(100, 255), random.randint(100, 255), random.randint(100, 255))
        self.alpha = random.randint(50, 255)

    def draw(self):
        surface = pygame.Surface((self.size * 2, self.size * 2), pygame.SRCALPHA)
        surface.set_alpha(self.alpha)
        pygame.draw.circle(surface, self.color, (self.size, self.size), self.size)
        screen.blit(surface, (self.x - self.size, self.y - self.size))

    def draw_line(self, other_star):
        pygame.draw.line(screen, self.color, (self.x, self.y), (other_star.x, other_star.y))

    def explode(self):
        explosion_particles = []
        for _ in range(20):
            dx = random.uniform(-1, 1)
            dy = random.uniform(-1, 1)
            speed = random.uniform(1, 5)
            particle = ExplosionParticle(self.x, self.y, dx, dy, speed)
            explosion_particles.append(particle)
        return explosion_particles

# 定义爆炸粒子类
class ExplosionParticle:
    def __init__(self, x, y, dx, dy, speed):
        self.x = x
        self.y = y
        self.dx = dx
        self.dy = dy
        self.speed = speed
        self.size = random.randint(1, 3)
        self.color = (random.randint(100, 255), random.randint(100, 255), random.randint(100, 255))

    def move(self):
        self.x += self.dx * self.speed
        self.y += self.dy * self.speed

    def draw(self):
        pygame.draw.circle(screen, self.color, (int(self.x), int(self.y)), self.size)

# 定义星云类
class Cloud:
    def __init__(self):
        self.x = random.randint(0, width)
        self.y = random.randint(0, height)
        self.size = random.randint(20, 50)
        self.color = (random.randint(100, 200), random.randint(100, 200), random.randint(100, 200))
        self.alpha = random.randint(50, 150)

    def draw(self):
        surface = pygame.Surface((self.size, self.size), pygame.SRCALPHA)
        surface.set_alpha(self.alpha)
        pygame.draw.circle(surface, self.color, (self.size // 2, self.size // 2), self.size // 2)
        screen.blit(surface, (self.x - self.size // 2, self.y - self.size // 2))

# 定义星系类
class Galaxy:
    def __init__(self, center_x, center_y, num_stars, radius):
        self.center_x = center_x
        self.center_y = center_y
        self.num_stars = num_stars
        self.radius = radius
        self.stars = []

        for _ in range(self.num_stars):
            angle = random.uniform(0, 2 * math.pi)
            dist = random.uniform(0, self.radius)
            x = self.center_x + dist * math.cos(angle)
            y = self.center_y + dist * math.sin(angle)
            size = random.randint(1, 3)
            color = (random.randint(100, 255), random.randint(100, 255), random.randint(100, 255))
            alpha = random.randint(50, 255)
            self.stars.append((x, y, size, color, alpha))

    def draw(self):
        for star in self.stars:
            x, y, size, color, alpha = star
            surface = pygame.Surface((size * 2, size * 2), pygame.SRCALPHA)
            surface.set_alpha(alpha)
            pygame.draw.circle(surface, color, (size, size), size)
            screen.blit(surface, (x - size, y - size))

# 创建星星列表
stars = []
for _ in range(200):
    stars.append(Star())

# 创建星云列表
clouds = []
for _ in range(10):
    clouds.append(Cloud())

# 创建星系列表
galaxies = []
for _ in range(3):
    x = random.randint(0, width)
    y = random.randint(0, height)
    num_stars = random.randint(50, 100)
    radius = random.randint(50, 100)
    galaxies.append(Galaxy(x, y, num_stars, radius))

# 创建爆炸粒子列表
explosion_particles = []

# 游戏循环
running = True
clock = pygame.time.Clock()
while running:
    # 处理退出事件
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False
        elif event.type == pygame.MOUSEBUTTONDOWN:
            if event.button == 1:  # 鼠标左键点击
                mouse_pos = pygame.mouse.get_pos()
                for star in stars:
                    if math.sqrt((star.x - mouse_pos[0]) ** 2 + (star.y - mouse_pos[1]) ** 2) < star.size:
                        explosion_particles += star.explode()
                        stars.remove(star)

    # 填充背景色
    screen.fill((0, 0, 0))

    # 更新和绘制星云
    for cloud in clouds:
        cloud.draw()

    # 更新和绘制星系
    for galaxy in galaxies:
        galaxy.draw()

    # 更新和绘制星星
    for star in stars:
        star.draw()

    # 更新和绘制爆炸粒子
    for particle in explosion_particles:
        particle.move()
        particle.draw()

    # 绘制星星之间的连线
    for i, star in enumerate(stars):
        for other_star in stars[i + 1:]:
            if random.random() < 0.0005:  # 调整连线的概率
                star.draw_line(other_star)
                pygame.time.delay(1)  # 添加延迟

    # 限制帧率
    clock.tick(30)

    # 更新屏幕显示
    pygame.display.flip()

# 退出游戏
pygame.quit()

pip install -i https://pypi.tuna.tsinghua.edu.cn/simple pygame

pip install -i https://pypi.tuna.tsinghua.edu.cn/simple numpy