medium_ray_tracing_code_5.py

def nearest_intersected_object(objects, ray_origin, ray_direction):
    distances = [sphere_intersect(obj['center'], obj['radius'], ray_origin, ray_direction) for obj in objects]
    nearest_object = None
    min_distance = np.inf
    for index, distance in enumerate(distances):
        if distance and distance < min_distance:
            min_distance = distance
            nearest_object = objects[index]
    return nearest_object, min_distance