Untitled

public class pacman : MonoBehaviour
{
    // Start is called before the first frame update
    private Rigidbody2D rb;
    public int speed = 1; // Velocidad de Pac-Man
    private Vector2 direction; // Dirección actual del movimiento

    void Start()
    {
        rb = GetComponent<Rigidbody2D>();
    }

    // Update is called once per frame
    void Update()
    {
        if (Input.GetKey(KeyCode.UpArrow))
            direction = Vector2.up; // Arriba
        else if (Input.GetKey(KeyCode.DownArrow))
            direction = Vector2.down; // Abajo
        else if (Input.GetKey(KeyCode.LeftArrow))
            direction = Vector2.left; // Izquierda
        else if (Input.GetKey(KeyCode.RightArrow))
            direction = Vector2.right; // Derecha

        rb.velocity = direction * speed;

    }
}