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AssetBundle框架主流程之MultiABMgr
阅读量:112 次
发布时间:2019-02-25

本文共 3758 字,大约阅读时间需要 12 分钟。

using System.Collections;using System.Collections.Generic;using UnityEngine;public class MultiABMgr {    private SingleABLoader _CurrentSingleABLoader;    private Dictionary
_DicSingleABLoaderCache; //当前Assetbundle 名称 private string _CurrentABName; //AB包与对应依赖和引用关系集合 private Dictionary
_DicABRelation; //当前模块(调试使用) private string _CurrentModelName; public MultiABMgr(string abname, string modlename) { _CurrentABName = abname; _CurrentSingleABLoader = new SingleABLoader(abname); _DicSingleABLoaderCache = new Dictionary
(); _DicABRelation = new Dictionary
(); _CurrentModelName = modlename; } ///
/// 加载AB包 递归加载 /// public void LoadAssetBundle(string abname) { Debug.Log("AB--" + abname); if (!_DicABRelation.ContainsKey(abname)) { ABRelation aBRelation = new ABRelation(abname); _DicABRelation.Add(abname, aBRelation); } ABRelation tmpaBRelationObj = _DicABRelation[abname]; //得到指定AB包的所有依赖和引用关系(查询Manifest清单文件) string[] strDependenceArray = ABManifestLoader.GetInstance().GetAllDepences(abname); foreach (var item in strDependenceArray) { //添加依赖 tmpaBRelationObj.AddDependence(item); //添加引用 if (!_DicABRelation.ContainsKey(item)) { ABRelation aBRelation = new ABRelation(item); aBRelation.AddReference(abname); _DicABRelation.Add(item, aBRelation); ABRelation tmpABRelationObj = _DicABRelation[item]; //先加载依赖AB包 LoadAssetBundle(item); } else //AB包已经加载 { ABRelation aBRelation = _DicABRelation[abname]; //添加AB包引用关系(被依赖) aBRelation.AddReference(abname); } } //真正加载AB包 if (_DicSingleABLoaderCache.ContainsKey(abname)) { return; //AB包已经加载 } else { _CurrentSingleABLoader = new SingleABLoader(abname); _DicSingleABLoaderCache.Add(abname, _CurrentSingleABLoader); _DicSingleABLoaderCache[abname].LoadAssetBundle(); } } ///
/// /// ///
///
///
///
public UnityEngine.Object LoadAsset(string abName, string assetName, bool isCache = false) { foreach (var item_abname in _DicSingleABLoaderCache.Keys) { Debug.Log(item_abname); if (abName == item_abname) { return _DicSingleABLoaderCache[item_abname].LoadAsset(assetName, isCache); } } Debug.Log("加载资源" + _DicSingleABLoaderCache.Count); Debug.LogError(GetType() + "/LoadAsset()/找不到Assetbundle包,无法加载资源,请检查abname=" + abName + ",assetName=" + assetName); return null; } ///
/// 释放所有的资源 /// public void DisposeAllAsset() { try { //逐一释放所有加载过的Asset Bundle 包中的资源 foreach (SingleABLoader item in _DicSingleABLoaderCache.Values) { item.DisposeAll(); } } finally { _DicSingleABLoaderCache.Clear(); _DicSingleABLoaderCache = null; //释放其他对象资源 _DicABRelation.Clear(); _DicABRelation = null; _CurrentABName = null; _CurrentModelName = null; //卸载未使用到的资源 Resources.UnloadUnusedAssets(); //强制垃圾收集 System.GC.Collect(); } }}

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