C# задержка и как загрузить картинку

 
           private void  Run()
    {
        //нужна задержка
        speed++;
        //нужна задержка 
        speed++; 
 
 
        Vector3 direction = transform.right * Input.GetAxis("Horizontal");
 
        transform.position = Vector3.MoveTowards(transform.position, transform.position + direction, speed * Time.deltaTime);
        
        sprite.flipX = direction.x < 0.0F;
    }

public float delayShoot = 0.2f;
private float delayTimer = 0f;
void Update()
{
 delayTimer += Time.deltaTime;
 if (delayTimer >= delayShoot)
 {
  delayTimer = 0f;
  Shoot();
 }
}

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using System.Threading;
 
public class movewithshot : MonoBehaviour
{
    public int r = 7;
    [SerializeField]
    float speed = 0;
 
 
 
 
    private chel State
    {
        get { return (chel)animator.GetInteger("state"); }
        set { animator.SetInteger("state", (int)value); }
 
    }
 
 
    new private Rigidbody2D svsn;
    new private SpriteRenderer sprite;
    new private Animator animator;
 
    private void Awake()
    {
        animator = GetComponent<Animator>();
        svsn = GetComponent<Rigidbody2D>();
        sprite = GetComponentInChildren<SpriteRenderer>();
        laserbullet = Resources.Load<laserbullet>("laserbullet");
 
 
    }
    public float delayShoot = 0.2f;
    public float delayTimer = 0f;
    private void Update()
    {
        State = chel.chel;
        if (Input.GetButton("Horizontal")) Run();
        if (Input.GetButton("Vertical")) Run1();
        if (Input.GetKeyDown(KeyCode.R)) r = 7;
        if (Input.GetKeyDown(KeyCode.Mouse0)) if (r != 0) Shoot();
        delayTimer += Time.deltaTime;
        if (delayTimer >= delayShoot)
        {
            delayTimer = 0f;
            Shoot();
        }
 
    }
 
    public void Run()
    {
        Vector3 direction = transform.right * Input.GetAxis("Horizontal");
 
        transform.position = Vector3.MoveTowards(transform.position, transform.position + direction, speed * Time.deltaTime);
 
        sprite.flipX = direction.x < 0.0F;
 
        State = chel.walk;
 
    }
 
    //private void Run1()
    //{
    //    Vector3 direction = transform.up * Input.GetAxis("Vertical");
 
    //    transform.position = Vector3.MoveTowards(transform.position, transform.position + direction, speed * Time.deltaTime);
 
    //}
    private laserbullet laserbullet;
 
 
    
 
    public void Shoot()
    {
 
        r--;
 
        // ЗДЕСЬ НАДО ЧТО БЫ ПРИ sprite.sprite.картинка всё получилось
        Vector3 position = transform.position; position.y += 0.495f; if (sprite.flipX) position.x -= 0.725f; else position.x += 0.725f;
        laserbullet newBullet = Instantiate(laserbullet, position, laserbullet.transform.rotation);
        newBullet.Direction = newBullet.transform.right * (sprite.flipX ? -1f : 1f);
    }
    
   
    
 
 
 
 
 
}
 
 
 
 
    
 
public enum chel
{
    chel,
    walk,
  
 
}

TextAsset ta = Resources.Load<TextAsset>(_filename);