89 lines
2.8 KiB
C#
89 lines
2.8 KiB
C#
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.AddressableAssets;
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using UnityEngine.Events;
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using UnityEngine.ResourceManagement.AsyncOperations;
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public class ResMgr : Singleton<ResMgr>
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{
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public T Load<T>(string name)where T:Object
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{
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T res = Resources.Load<T>(name);
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if (res is GameObject)
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return Object.Instantiate(res);
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else
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return res;
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}
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public T Load<T>(string name,Vector3 position,Quaternion rotation) where T : Object
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{
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T res = Resources.Load<T>(name);
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if (res is GameObject)
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return Object.Instantiate(res, position, rotation);
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else
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return res;
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}
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public void LoadAsync<T>(string name,UnityAction<T> callback)where T:Object
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{
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MonoMgr.Instance.StartCoroutine(ReallyLoadAsync(name,callback));
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}
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private IEnumerator ReallyLoadAsync<T>(string name,UnityAction<T> callback)where T:Object
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{
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ResourceRequest r = Resources.LoadAsync<T>(name);
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yield return r;
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if (r.asset is GameObject)
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{
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callback(Object.Instantiate(r.asset) as T);
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}
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else
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{
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callback(r.asset as T);
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}
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}
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#region 异步加载使用方法（得到加载物体并设定位置等）
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//需要注意的是，异步加载中，调用异步加载后，物体并没有被加载，需要等n帧才会被加载，所以我们不能直接返回物体，而是在方法中将物体传出去。
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//private void Update()
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//{
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// if (Input.GetMouseButtonDown(1))
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// {
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// ResMgr.Instance.LoadAsync<GameObject>("cube", DoSome);
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// }
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//}
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//private void DoSome(GameObject obj)
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//{
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// Debug.Log("调用了回调函数");
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//}
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////为了方便，我们还可以直接使用Lambda表达式来方便书写
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//private void Update()
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//{
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// if (Input.GetMouseButtonDown(1))
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// {
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// ResMgr.GetInstance().LoadAsync<GameObject>("cube", (obj) =>
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// {
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// Debug.Log("调用了回调函数");
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// });
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// }
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//}
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#endregion
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//Addressable
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public void AALoadAsync<T>(string name, UnityAction<T> callback) where T : Object
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{
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MonoMgr.Instance.StartCoroutine(AAReallyLoadAsync(name, callback));
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}
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private IEnumerator AAReallyLoadAsync<T>(string name, UnityAction<T> callback) where T : Object
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{
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AsyncOperationHandle async = Addressables.LoadAssetAsync<T>(name);
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yield return async;
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if (async.Result is GameObject)
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{
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callback(Object.Instantiate(async.Result as GameObject) as T);
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}
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else
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{
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callback(async.Result as T);
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}
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}
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}
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