【求助】关于角色控制器角色移动

public class charactor : MonoBehaviour {
public CharacterController character;
Vector3 move1;
public float g=10;
// Use this for initialization
void Start () {
character = GetComponent<CharacterController> ();
}
void Move()
{
if (character.isGrounded) {
move1 = new Vector3 (Input.GetAxis ("Horizontal"), 0, Input.GetAxis ("Vertical"));
}
move1 += Vector3.down * g * Time.deltaTime;
}
void Update () {
Move ();
}
}