unity加载服务器中的图片

using System.Collections;
using UnityEngine;
using UnityEngine.Events;
using UnityEngine.Networking;

public class LoadWebTexture : MonoBehaviour
{
    MeshRenderer meshRender;
    void Start()
    {
        meshRender = GetComponent<MeshRenderer>();
        StartCoroutine(TextureReader("01.png",LoadMatPic));
    }

   
    void LoadMatPic(Texture texture)
    {
        meshRender.material.mainTexture = texture;
    }

    public static IEnumerator TextureReader(string name, UnityAction<Texture> action)
    {
        string path = "http://localhost/pic/" + name;
        UnityWebRequest unityWebRequest = UnityWebRequestTexture.GetTexture(path);
        yield return unityWebRequest.SendWebRequest();
        if (unityWebRequest.error != null)
        {
            Debug.Log(unityWebRequest.error);
        }
        else
        {
            if (action != null)
            {
                action(DownloadHandlerTexture.GetContent(unityWebRequest));
            }
        }
    }
}