由于生命周期错误而导致生成光线追踪世界时出现问题

import threading

class Ray:
    def __init__(self, origin, direction):
        self.origin = origin
        self.direction = direction

class Sphere:
    def __init__(self, center, radius):
        self.center = center
        self.radius = radius

class Scene:
    def __init__(self):
        self.rays = []
        self.spheres = []
        self.lock = threading.Lock()

    def add_ray(self, ray):
        with self.lock:
            self.rays.append(ray)

    def add_sphere(self, sphere):
        with self.lock:
            self.spheres.append(sphere)

    def remove_ray(self, ray):
        with self.lock:
            self.rays.remove(ray)

    def remove_sphere(self, sphere):
        with self.lock:
            self.spheres.remove(sphere)

# 示例使用
scene = Scene()
ray = Ray((0, 0, 0), (1, 0, 0))
sphere = Sphere((5, 0, 0), 1)

scene.add_ray(ray)
scene.add_sphere(sphere)

# 清理资源
scene.remove_ray(ray)
scene.remove_sphere(sphere)