Unity 2d 不基于射线检测使鼠标改变物体方向

void Rotate()
{
Vector3 mousePoint = Camera.main.ScreenToWorldPoint(Input.mousePosition);
mousePoint.z = transform.position.z;
Vector3 dir = (mousePoint - transform.position).normalized;
transform.up = dir;
}
PS:
然后在Update方法中调用。

Unity 2d 不基于射线检测使鼠标改变物体方向最先出现在Python成神之路。