//------------------------------------------------------------ // Game Framework // Copyright © 2013-2021 loyalsoft. All rights reserved. // Homepage: http://www.game7000.com/ // Feedback: http://www.game7000.com/ //------------------------------------------------------------ using GameFramework; using GameFramework.FileSystem; using GameFramework.Resource; using System; using UnityEngine; #if UNITY_5_4_OR_NEWER using UnityEngine.Networking; #endif using UnityEngine.SceneManagement; using Utility = GameFramework.Utility; namespace UnityGameFramework.Runtime { /// /// 默认加载资源代理辅助器。 /// public class DefaultLoadResourceAgentHelper : LoadResourceAgentHelperBase, IDisposable { private string m_FileFullPath = null; private string m_FileName = null; private string m_BytesFullPath = null; private string m_AssetName = null; private float m_LastProgress = 0f; private bool m_Disposed = false; #if UNITY_5_4_OR_NEWER private UnityWebRequest m_UnityWebRequest = null; #else private WWW m_WWW = null; #endif private AssetBundleCreateRequest m_FileAssetBundleCreateRequest = null; private AssetBundleCreateRequest m_BytesAssetBundleCreateRequest = null; private AssetBundleRequest m_AssetBundleRequest = null; private AsyncOperation m_AsyncOperation = null; private EventHandler m_LoadResourceAgentHelperUpdateEventHandler = null; private EventHandler m_LoadResourceAgentHelperReadFileCompleteEventHandler = null; private EventHandler m_LoadResourceAgentHelperReadBytesCompleteEventHandler = null; private EventHandler m_LoadResourceAgentHelperParseBytesCompleteEventHandler = null; private EventHandler m_LoadResourceAgentHelperLoadCompleteEventHandler = null; private EventHandler m_LoadResourceAgentHelperErrorEventHandler = null; /// /// 加载资源代理辅助器异步加载资源更新事件。 /// public override event EventHandler LoadResourceAgentHelperUpdate { add { m_LoadResourceAgentHelperUpdateEventHandler += value; } remove { m_LoadResourceAgentHelperUpdateEventHandler -= value; } } /// /// 加载资源代理辅助器异步读取资源文件完成事件。 /// public override event EventHandler LoadResourceAgentHelperReadFileComplete { add { m_LoadResourceAgentHelperReadFileCompleteEventHandler += value; } remove { m_LoadResourceAgentHelperReadFileCompleteEventHandler -= value; } } /// /// 加载资源代理辅助器异步读取资源二进制流完成事件。 /// public override event EventHandler LoadResourceAgentHelperReadBytesComplete { add { m_LoadResourceAgentHelperReadBytesCompleteEventHandler += value; } remove { m_LoadResourceAgentHelperReadBytesCompleteEventHandler -= value; } } /// /// 加载资源代理辅助器异步将资源二进制流转换为加载对象完成事件。 /// public override event EventHandler LoadResourceAgentHelperParseBytesComplete { add { m_LoadResourceAgentHelperParseBytesCompleteEventHandler += value; } remove { m_LoadResourceAgentHelperParseBytesCompleteEventHandler -= value; } } /// /// 加载资源代理辅助器异步加载资源完成事件。 /// public override event EventHandler LoadResourceAgentHelperLoadComplete { add { m_LoadResourceAgentHelperLoadCompleteEventHandler += value; } remove { m_LoadResourceAgentHelperLoadCompleteEventHandler -= value; } } /// /// 加载资源代理辅助器错误事件。 /// public override event EventHandler LoadResourceAgentHelperError { add { m_LoadResourceAgentHelperErrorEventHandler += value; } remove { m_LoadResourceAgentHelperErrorEventHandler -= value; } } /// /// 通过加载资源代理辅助器开始异步读取资源文件。 /// /// 要加载资源的完整路径名。 public override void ReadFile(string fullPath) { if (m_LoadResourceAgentHelperReadFileCompleteEventHandler == null || m_LoadResourceAgentHelperUpdateEventHandler == null || m_LoadResourceAgentHelperErrorEventHandler == null) { Log.Fatal("Load resource agent helper handler is invalid."); return; } m_FileFullPath = fullPath; m_FileAssetBundleCreateRequest = AssetBundle.LoadFromFileAsync(fullPath); } /// /// 通过加载资源代理辅助器开始异步读取资源文件。 /// /// 要加载资源的文件系统。 /// 要加载资源的名称。 public override void ReadFile(IFileSystem fileSystem, string name) { #if UNITY_5_3_5 || UNITY_5_3_6 || UNITY_5_3_7 || UNITY_5_3_8 || UNITY_5_4_OR_NEWER if (m_LoadResourceAgentHelperReadFileCompleteEventHandler == null || m_LoadResourceAgentHelperUpdateEventHandler == null || m_LoadResourceAgentHelperErrorEventHandler == null) { Log.Fatal("Load resource agent helper handler is invalid."); return; } FileInfo fileInfo = fileSystem.GetFileInfo(name); m_FileFullPath = fileSystem.FullPath; m_FileName = name; m_FileAssetBundleCreateRequest = AssetBundle.LoadFromFileAsync(fileSystem.FullPath, 0u, (ulong)fileInfo.Offset); #else Log.Fatal("Load from file async with offset is not supported, use Unity 5.3.5f1 or above."); #endif } /// /// 通过加载资源代理辅助器开始异步读取资源二进制流。 /// /// 要加载资源的完整路径名。 public override void ReadBytes(string fullPath) { if (m_LoadResourceAgentHelperReadBytesCompleteEventHandler == null || m_LoadResourceAgentHelperUpdateEventHandler == null || m_LoadResourceAgentHelperErrorEventHandler == null) { Log.Fatal("Load resource agent helper handler is invalid."); return; } m_BytesFullPath = fullPath; #if UNITY_5_4_OR_NEWER m_UnityWebRequest = UnityWebRequest.Get(Utility.Path.GetRemotePath(fullPath)); #if UNITY_2017_2_OR_NEWER m_UnityWebRequest.SendWebRequest(); #else m_UnityWebRequest.Send(); #endif #else m_WWW = new WWW(Utility.Path.GetRemotePath(fullPath)); #endif } /// /// 通过加载资源代理辅助器开始异步读取资源二进制流。 /// /// 要加载资源的文件系统。 /// 要加载资源的名称。 public override void ReadBytes(IFileSystem fileSystem, string name) { if (m_LoadResourceAgentHelperReadBytesCompleteEventHandler == null || m_LoadResourceAgentHelperUpdateEventHandler == null || m_LoadResourceAgentHelperErrorEventHandler == null) { Log.Fatal("Load resource agent helper handler is invalid."); return; } byte[] bytes = fileSystem.ReadFile(name); LoadResourceAgentHelperReadBytesCompleteEventArgs loadResourceAgentHelperReadBytesCompleteEventArgs = LoadResourceAgentHelperReadBytesCompleteEventArgs.Create(bytes); m_LoadResourceAgentHelperReadBytesCompleteEventHandler(this, loadResourceAgentHelperReadBytesCompleteEventArgs); ReferencePool.Release(loadResourceAgentHelperReadBytesCompleteEventArgs); } /// /// 通过加载资源代理辅助器开始异步将资源二进制流转换为加载对象。 /// /// 要加载资源的二进制流。 public override void ParseBytes(byte[] bytes) { if (m_LoadResourceAgentHelperParseBytesCompleteEventHandler == null || m_LoadResourceAgentHelperUpdateEventHandler == null || m_LoadResourceAgentHelperErrorEventHandler == null) { Log.Fatal("Load resource agent helper handler is invalid."); return; } m_BytesAssetBundleCreateRequest = AssetBundle.LoadFromMemoryAsync(bytes); } /// /// 通过加载资源代理辅助器开始异步加载资源。 /// /// 资源。 /// 要加载的资源名称。 /// 要加载资源的类型。 /// 要加载的资源是否是场景。 public override void LoadAsset(object resource, string assetName, Type assetType, bool isScene) { if (m_LoadResourceAgentHelperLoadCompleteEventHandler == null || m_LoadResourceAgentHelperUpdateEventHandler == null || m_LoadResourceAgentHelperErrorEventHandler == null) { Log.Fatal("Load resource agent helper handler is invalid."); return; } AssetBundle assetBundle = resource as AssetBundle; if (assetBundle == null) { LoadResourceAgentHelperErrorEventArgs loadResourceAgentHelperErrorEventArgs = LoadResourceAgentHelperErrorEventArgs.Create(LoadResourceStatus.TypeError, "Can not load asset bundle from loaded resource which is not an asset bundle."); m_LoadResourceAgentHelperErrorEventHandler(this, loadResourceAgentHelperErrorEventArgs); ReferencePool.Release(loadResourceAgentHelperErrorEventArgs); return; } if (string.IsNullOrEmpty(assetName)) { LoadResourceAgentHelperErrorEventArgs loadResourceAgentHelperErrorEventArgs = LoadResourceAgentHelperErrorEventArgs.Create(LoadResourceStatus.AssetError, "Can not load asset from asset bundle which child name is invalid."); m_LoadResourceAgentHelperErrorEventHandler(this, loadResourceAgentHelperErrorEventArgs); ReferencePool.Release(loadResourceAgentHelperErrorEventArgs); return; } m_AssetName = assetName; if (isScene) { int sceneNamePositionStart = assetName.LastIndexOf('/'); int sceneNamePositionEnd = assetName.LastIndexOf('.'); if (sceneNamePositionStart <= 0 || sceneNamePositionEnd <= 0 || sceneNamePositionStart > sceneNamePositionEnd) { LoadResourceAgentHelperErrorEventArgs loadResourceAgentHelperErrorEventArgs = LoadResourceAgentHelperErrorEventArgs.Create(LoadResourceStatus.AssetError, Utility.Text.Format("Scene name '{0}' is invalid.", assetName)); m_LoadResourceAgentHelperErrorEventHandler(this, loadResourceAgentHelperErrorEventArgs); ReferencePool.Release(loadResourceAgentHelperErrorEventArgs); return; } string sceneName = assetName.Substring(sceneNamePositionStart + 1, sceneNamePositionEnd - sceneNamePositionStart - 1); m_AsyncOperation = SceneManager.LoadSceneAsync(sceneName, LoadSceneMode.Additive); } else { if (assetType != null) { m_AssetBundleRequest = assetBundle.LoadAssetAsync(assetName, assetType); } else { m_AssetBundleRequest = assetBundle.LoadAssetAsync(assetName); } } } /// /// 重置加载资源代理辅助器。 /// public override void Reset() { m_FileFullPath = null; m_FileName = null; m_BytesFullPath = null; m_AssetName = null; m_LastProgress = 0f; #if UNITY_5_4_OR_NEWER if (m_UnityWebRequest != null) { m_UnityWebRequest.Dispose(); m_UnityWebRequest = null; } #else if (m_WWW != null) { m_WWW.Dispose(); m_WWW = null; } #endif m_FileAssetBundleCreateRequest = null; m_BytesAssetBundleCreateRequest = null; m_AssetBundleRequest = null; m_AsyncOperation = null; } /// /// 释放资源。 /// public void Dispose() { Dispose(true); GC.SuppressFinalize(this); } /// /// 释放资源。 /// /// 释放资源标记。 protected virtual void Dispose(bool disposing) { if (m_Disposed) { return; } if (disposing) { #if UNITY_5_4_OR_NEWER if (m_UnityWebRequest != null) { m_UnityWebRequest.Dispose(); m_UnityWebRequest = null; } #else if (m_WWW != null) { m_WWW.Dispose(); m_WWW = null; } #endif } m_Disposed = true; } private void Update() { #if UNITY_5_4_OR_NEWER UpdateUnityWebRequest(); #else UpdateWWW(); #endif UpdateFileAssetBundleCreateRequest(); UpdateBytesAssetBundleCreateRequest(); UpdateAssetBundleRequest(); UpdateAsyncOperation(); } #if UNITY_5_4_OR_NEWER private void UpdateUnityWebRequest() { if (m_UnityWebRequest != null) { if (m_UnityWebRequest.isDone) { if (string.IsNullOrEmpty(m_UnityWebRequest.error)) { LoadResourceAgentHelperReadBytesCompleteEventArgs loadResourceAgentHelperReadBytesCompleteEventArgs = LoadResourceAgentHelperReadBytesCompleteEventArgs.Create(m_UnityWebRequest.downloadHandler.data); m_LoadResourceAgentHelperReadBytesCompleteEventHandler(this, loadResourceAgentHelperReadBytesCompleteEventArgs); ReferencePool.Release(loadResourceAgentHelperReadBytesCompleteEventArgs); m_UnityWebRequest.Dispose(); m_UnityWebRequest = null; m_BytesFullPath = null; m_LastProgress = 0f; } else { bool isError = false; #if UNITY_2020_2_OR_NEWER isError = m_UnityWebRequest.result != UnityWebRequest.Result.Success; #elif UNITY_2017_1_OR_NEWER isError = m_UnityWebRequest.isNetworkError || m_UnityWebRequest.isHttpError; #else isError = m_UnityWebRequest.isError; #endif LoadResourceAgentHelperErrorEventArgs loadResourceAgentHelperErrorEventArgs = LoadResourceAgentHelperErrorEventArgs.Create(LoadResourceStatus.NotExist, Utility.Text.Format("Can not load asset bundle '{0}' with error message '{1}'.", m_BytesFullPath, isError ? m_UnityWebRequest.error : null)); m_LoadResourceAgentHelperErrorEventHandler(this, loadResourceAgentHelperErrorEventArgs); ReferencePool.Release(loadResourceAgentHelperErrorEventArgs); } } else if (m_UnityWebRequest.downloadProgress != m_LastProgress) { m_LastProgress = m_UnityWebRequest.downloadProgress; LoadResourceAgentHelperUpdateEventArgs loadResourceAgentHelperUpdateEventArgs = LoadResourceAgentHelperUpdateEventArgs.Create(LoadResourceProgress.ReadResource, m_UnityWebRequest.downloadProgress); m_LoadResourceAgentHelperUpdateEventHandler(this, loadResourceAgentHelperUpdateEventArgs); ReferencePool.Release(loadResourceAgentHelperUpdateEventArgs); } } } #else private void UpdateWWW() { if (m_WWW != null) { if (m_WWW.isDone) { if (string.IsNullOrEmpty(m_WWW.error)) { LoadResourceAgentHelperReadBytesCompleteEventArgs loadResourceAgentHelperReadBytesCompleteEventArgs = LoadResourceAgentHelperReadBytesCompleteEventArgs.Create(m_WWW.bytes); m_LoadResourceAgentHelperReadBytesCompleteEventHandler(this, loadResourceAgentHelperReadBytesCompleteEventArgs); ReferencePool.Release(loadResourceAgentHelperReadBytesCompleteEventArgs); m_WWW.Dispose(); m_WWW = null; m_BytesFullPath = null; m_LastProgress = 0f; } else { LoadResourceAgentHelperErrorEventArgs loadResourceAgentHelperErrorEventArgs = LoadResourceAgentHelperErrorEventArgs.Create(LoadResourceStatus.NotExist, Utility.Text.Format("Can not load asset bundle '{0}' with error message '{1}'.", m_BytesFullPath, m_WWW.error)); m_LoadResourceAgentHelperErrorEventHandler(this, loadResourceAgentHelperErrorEventArgs); ReferencePool.Release(loadResourceAgentHelperErrorEventArgs); } } else if (m_WWW.progress != m_LastProgress) { m_LastProgress = m_WWW.progress; LoadResourceAgentHelperUpdateEventArgs loadResourceAgentHelperUpdateEventArgs = LoadResourceAgentHelperUpdateEventArgs.Create(LoadResourceProgress.ReadResource, m_WWW.progress); m_LoadResourceAgentHelperUpdateEventHandler(this, loadResourceAgentHelperUpdateEventArgs); ReferencePool.Release(loadResourceAgentHelperUpdateEventArgs); } } } #endif private void UpdateFileAssetBundleCreateRequest() { if (m_FileAssetBundleCreateRequest != null) { if (m_FileAssetBundleCreateRequest.isDone) { AssetBundle assetBundle = m_FileAssetBundleCreateRequest.assetBundle; if (assetBundle != null) { AssetBundleCreateRequest oldFileAssetBundleCreateRequest = m_FileAssetBundleCreateRequest; LoadResourceAgentHelperReadFileCompleteEventArgs loadResourceAgentHelperReadFileCompleteEventArgs = LoadResourceAgentHelperReadFileCompleteEventArgs.Create(assetBundle); m_LoadResourceAgentHelperReadFileCompleteEventHandler(this, loadResourceAgentHelperReadFileCompleteEventArgs); ReferencePool.Release(loadResourceAgentHelperReadFileCompleteEventArgs); if (m_FileAssetBundleCreateRequest == oldFileAssetBundleCreateRequest) { m_FileAssetBundleCreateRequest = null; m_LastProgress = 0f; } } else { LoadResourceAgentHelperErrorEventArgs loadResourceAgentHelperErrorEventArgs = LoadResourceAgentHelperErrorEventArgs.Create(LoadResourceStatus.NotExist, Utility.Text.Format("Can not load asset bundle from file '{0}' which is not a valid asset bundle.", m_FileName == null ? m_FileFullPath : Utility.Text.Format("{0} | {1}", m_FileFullPath, m_FileName))); m_LoadResourceAgentHelperErrorEventHandler(this, loadResourceAgentHelperErrorEventArgs); ReferencePool.Release(loadResourceAgentHelperErrorEventArgs); } } else if (m_FileAssetBundleCreateRequest.progress != m_LastProgress) { m_LastProgress = m_FileAssetBundleCreateRequest.progress; LoadResourceAgentHelperUpdateEventArgs loadResourceAgentHelperUpdateEventArgs = LoadResourceAgentHelperUpdateEventArgs.Create(LoadResourceProgress.LoadResource, m_FileAssetBundleCreateRequest.progress); m_LoadResourceAgentHelperUpdateEventHandler(this, loadResourceAgentHelperUpdateEventArgs); ReferencePool.Release(loadResourceAgentHelperUpdateEventArgs); } } } private void UpdateBytesAssetBundleCreateRequest() { if (m_BytesAssetBundleCreateRequest != null) { if (m_BytesAssetBundleCreateRequest.isDone) { AssetBundle assetBundle = m_BytesAssetBundleCreateRequest.assetBundle; if (assetBundle != null) { AssetBundleCreateRequest oldBytesAssetBundleCreateRequest = m_BytesAssetBundleCreateRequest; LoadResourceAgentHelperParseBytesCompleteEventArgs loadResourceAgentHelperParseBytesCompleteEventArgs = LoadResourceAgentHelperParseBytesCompleteEventArgs.Create(assetBundle); m_LoadResourceAgentHelperParseBytesCompleteEventHandler(this, loadResourceAgentHelperParseBytesCompleteEventArgs); ReferencePool.Release(loadResourceAgentHelperParseBytesCompleteEventArgs); if (m_BytesAssetBundleCreateRequest == oldBytesAssetBundleCreateRequest) { m_BytesAssetBundleCreateRequest = null; m_LastProgress = 0f; } } else { LoadResourceAgentHelperErrorEventArgs loadResourceAgentHelperErrorEventArgs = LoadResourceAgentHelperErrorEventArgs.Create(LoadResourceStatus.NotExist, "Can not load asset bundle from memory which is not a valid asset bundle."); m_LoadResourceAgentHelperErrorEventHandler(this, loadResourceAgentHelperErrorEventArgs); ReferencePool.Release(loadResourceAgentHelperErrorEventArgs); } } else if (m_BytesAssetBundleCreateRequest.progress != m_LastProgress) { m_LastProgress = m_BytesAssetBundleCreateRequest.progress; LoadResourceAgentHelperUpdateEventArgs loadResourceAgentHelperUpdateEventArgs = LoadResourceAgentHelperUpdateEventArgs.Create(LoadResourceProgress.LoadResource, m_BytesAssetBundleCreateRequest.progress); m_LoadResourceAgentHelperUpdateEventHandler(this, loadResourceAgentHelperUpdateEventArgs); ReferencePool.Release(loadResourceAgentHelperUpdateEventArgs); } } } private void UpdateAssetBundleRequest() { if (m_AssetBundleRequest != null) { if (m_AssetBundleRequest.isDone) { if (m_AssetBundleRequest.asset != null) { LoadResourceAgentHelperLoadCompleteEventArgs loadResourceAgentHelperLoadCompleteEventArgs = LoadResourceAgentHelperLoadCompleteEventArgs.Create(m_AssetBundleRequest.asset); m_LoadResourceAgentHelperLoadCompleteEventHandler(this, loadResourceAgentHelperLoadCompleteEventArgs); ReferencePool.Release(loadResourceAgentHelperLoadCompleteEventArgs); m_AssetName = null; m_LastProgress = 0f; m_AssetBundleRequest = null; } else { LoadResourceAgentHelperErrorEventArgs loadResourceAgentHelperErrorEventArgs = LoadResourceAgentHelperErrorEventArgs.Create(LoadResourceStatus.AssetError, Utility.Text.Format("Can not load asset '{0}' from asset bundle which is not exist.", m_AssetName)); m_LoadResourceAgentHelperErrorEventHandler(this, loadResourceAgentHelperErrorEventArgs); ReferencePool.Release(loadResourceAgentHelperErrorEventArgs); } } else if (m_AssetBundleRequest.progress != m_LastProgress) { m_LastProgress = m_AssetBundleRequest.progress; LoadResourceAgentHelperUpdateEventArgs loadResourceAgentHelperUpdateEventArgs = LoadResourceAgentHelperUpdateEventArgs.Create(LoadResourceProgress.LoadAsset, m_AssetBundleRequest.progress); m_LoadResourceAgentHelperUpdateEventHandler(this, loadResourceAgentHelperUpdateEventArgs); ReferencePool.Release(loadResourceAgentHelperUpdateEventArgs); } } } private void UpdateAsyncOperation() { if (m_AsyncOperation != null) { if (m_AsyncOperation.isDone) { if (m_AsyncOperation.allowSceneActivation) { SceneAsset sceneAsset = new SceneAsset(); LoadResourceAgentHelperLoadCompleteEventArgs loadResourceAgentHelperLoadCompleteEventArgs = LoadResourceAgentHelperLoadCompleteEventArgs.Create(sceneAsset); m_LoadResourceAgentHelperLoadCompleteEventHandler(this, loadResourceAgentHelperLoadCompleteEventArgs); ReferencePool.Release(loadResourceAgentHelperLoadCompleteEventArgs); m_AssetName = null; m_LastProgress = 0f; m_AsyncOperation = null; } else { LoadResourceAgentHelperErrorEventArgs loadResourceAgentHelperErrorEventArgs = LoadResourceAgentHelperErrorEventArgs.Create(LoadResourceStatus.AssetError, Utility.Text.Format("Can not load scene asset '{0}' from asset bundle.", m_AssetName)); m_LoadResourceAgentHelperErrorEventHandler(this, loadResourceAgentHelperErrorEventArgs); ReferencePool.Release(loadResourceAgentHelperErrorEventArgs); } } else if (m_AsyncOperation.progress != m_LastProgress) { m_LastProgress = m_AsyncOperation.progress; LoadResourceAgentHelperUpdateEventArgs loadResourceAgentHelperUpdateEventArgs = LoadResourceAgentHelperUpdateEventArgs.Create(LoadResourceProgress.LoadScene, m_AsyncOperation.progress); m_LoadResourceAgentHelperUpdateEventHandler(this, loadResourceAgentHelperUpdateEventArgs); ReferencePool.Release(loadResourceAgentHelperUpdateEventArgs); } } } } }