Unity 2д движение игрока

вот код
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.InputSystem;


public class PlayerControll : MonoBehaviour
{
public float moveSpeed = 1f;
public float collisionOffset = 0.05f;
public ContactFilter2D movementFilter;

Vector2 movementInput;
Rigidbody2d rb;
List<RaycastHit2D> castCollisions = new List<RaycastHit2D>();

// Start is called before the first frame update
void Start()
{
rb = GetComponent<Rigidbody2d>();
}
private void FixedUpdate()
{
if (movementInput != Vector2.zero )
{
int count = rb.Cast(
movementInput,
movementFilter,
castCollisions,
moveSpeed * Time.fixedDeltaTime + collisionOffset);
}
}
void OnMove(InputValue movementValue)
{
movementInput = movementValue.Get<Vector2>();
}
}