Movimiento

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class Movimiento : MonoBehaviour
{
    public float velocidadDeMovimiento = 5;
    public float fuerzaDeSalto = 50;
    public float aceleracion = 2;
    private Rigidbody2D rb;
    public Detector detectorPiso;
    public bool enElPiso;

    private void Awake()
    {
        rb = GetComponent<Rigidbody2D>();
        detectorPiso.onReady += EnElPiso;
    }
    private void Update()
    {
        float x = Input.GetAxis("Horizontal");
        float y = Input.GetAxis("Vertical");
        Vector2 direction = new Vector2(x, y);
        Walk(direction);
        if(Input.GetButtonDown("Jump") && enElPiso)
        {
            Jump(Vector2.up);
        }
    }
    private void Walk (Vector2 dir)
    {
        if(enElPiso)
        {
            rb.velocity = Vector2.Lerp(rb.velocity,
                new Vector2(dir.x*velocidadDeMovimiento, dir.y),
                aceleracion * Time.deltaTime);
        }
        else
        {
            rb.velocity = new Vector2(dir.x * velocidadDeMovimiento, rb.velocity.y);
        }
    }
    private void Jump(Vector2 dir)
    {
        rb.velocity = new Vector2(rb.velocity.x, 0);
        rb.velocity += dir * fuerzaDeSalto;
    }
    void EnElPiso(bool a)
    {
        enElPiso = a;
    }
}