179 lines
3.9 KiB
C#
179 lines
3.9 KiB
C#
/*
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********************************************************************************
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*Copyright(C),coolae.net
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*Author: chenbin
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*Version: 2.0
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*Date: 2017-01-09
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*Description: 管理assetsBundle的加载释放
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*Others:
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*History:
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*********************************************************************************
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*/
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using UnityEngine;
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using System.Collections;
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namespace Coolape
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{
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public class CLAssetsManager : MonoBehaviour
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{
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public static CLAssetsManager self;
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public bool isPuase = false;
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// 暂停释放资源（比如战斗中，先不释放）
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#if UNITY_EDITOR
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public string debugKey = "";
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#endif
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public CLAssetsManager ()
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{
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self = this;
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}
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//未使用超过x时间就释放该资源(秒)
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public int timeOutSec4Realse = 300;
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public static int realseTime {
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get {
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return self.timeOutSec4Realse;
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}
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set {
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self.timeOutSec4Realse = value;
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}
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}
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public Hashtable assetsMap = System.Collections.Hashtable.Synchronized (new Hashtable ());
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public class AssetsInfor
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{
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public string key;
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public string name;
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public long lastUsedTime;
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public int usedCount;
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public AssetBundle asset;
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public Callback doRealse;
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}
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public void pause ()
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{
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isPuase = true;
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}
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public void regain ()
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{
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isPuase = false;
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}
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public void addAsset (string key, string name, AssetBundle asset, Callback onRealse)
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{
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AssetsInfor ai = new AssetsInfor ();
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ai.name = name;
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ai.lastUsedTime = System.DateTime.Now.ToFileTime ();
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ai.usedCount = 0;
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ai.asset = asset;
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ai.doRealse = onRealse;
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ai.key = key;
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assetsMap [key] = ai;
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}
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public void useAsset (string key)
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{
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AssetsInfor ai = (AssetsInfor)(assetsMap [key]);
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if (ai != null) {
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ai.usedCount++;
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ai.lastUsedTime = System.DateTime.Now.ToFileTime ();
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assetsMap [key] = ai;
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#if UNITY_EDITOR
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if (!string.IsNullOrEmpty(debugKey) && key.Contains(debugKey))
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Debug.LogWarning (ai.usedCount + "====useAsset===" + key);
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#endif
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}
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}
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public void unUseAsset (string key)
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{
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AssetsInfor ai = (AssetsInfor)(assetsMap [key]);
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if (ai != null) {
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ai.usedCount--;
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if (ai.usedCount < 0) {
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Debug.LogError ("["+ai.key+"] is use time less then zero!!");
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ai.usedCount = 0;
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}
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ai.lastUsedTime = System.DateTime.Now.ToFileTime ();
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assetsMap [key] = ai;
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#if UNITY_EDITOR
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if (!string.IsNullOrEmpty(debugKey) && key.Contains(debugKey))
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Debug.LogWarning (ai.usedCount + "===unUseAsset====" + key);
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#endif
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}
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}
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public object getAsset (string key)
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{
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AssetsInfor ai = (AssetsInfor)(assetsMap [key]);
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if (ai != null) {
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return ai.asset;
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}
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return null;
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}
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void Start ()
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{
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InvokeRepeating ("releaseAsset", 10, 6);
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}
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void OnDestroy ()
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{
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CancelInvoke ();
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}
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public void releaseAsset ()
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{
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releaseAsset (false);
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}
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public void releaseAsset (bool isForceRelease)
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{
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try {
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if (isPuase && !isForceRelease) {
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return;
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}
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AssetsInfor ai = null;
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ArrayList list = new ArrayList ();
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list.AddRange (assetsMap.Values);
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bool isHadRealseAssets = false;
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for (int i = 0; i < list.Count; i++) {
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ai = (AssetsInfor)(list [i]);
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if (ai == null) {
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continue;
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}
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if (ai.usedCount <= 0 &&
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((System.DateTime.Now.ToFileTime () - ai.lastUsedTime) / 10000000 > realseTime || isForceRelease)) {
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if (ai.doRealse != null) {
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ai.doRealse (ai.name);
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}
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assetsMap.Remove (ai.key);
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if (ai.asset != null) {
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ai.asset.Unload (true);
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ai.asset = null;
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}
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ai = null;
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isHadRealseAssets = true;
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}
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}
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// UnityEngine.Resources.UnloadUnusedAssets();
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list.Clear ();
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list = null;
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if (isHadRealseAssets) {
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//这种情况是处理当图片已经destory了，材质球却未来得及destory的情况
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releaseAsset(isForceRelease);
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}
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} catch (System.Exception e) {
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Debug.LogError (e);
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}
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}
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}
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} |