public Transform[] graphs;

    protected override void OnEnable()
    {
      base.OnEnable();

      graphs = new Transform[30];
      for(int i = 0; i < graphs.Length; i++)
      {
        graphs[i] = GameObject.CreatePrimitive(PrimitiveType.Sphere).transform;
        graphs[i].localScale *= 0.2f;
      }
    }

    private void Update()
    {
      for(int i = 0; i < graphs.Length; i++)
      {
        Vector3 start = startPoint.transform.position;
        Vector3 mid = midPoint.transform.position;
        Vector3 end = endPoint.transform.position;

        float t = (float)i / graphs.Length;
        Debug.Log(t);
        Vector3 pos = Vector3.Lerp(
          Vector3.Lerp(start, mid, t),
          Vector3.Lerp(mid, end, t),
          t
        );
        graphs[i].position = pos;
      }

    }