public static LoadAssetTask Create(string assetName, AssetCategory assetCategory, Type assetType, int priority, ResourceInfo resourceInfo, Dictionary <string, AssetCategory> dependencyAssetNames, LoadAssetCallbacks loadAssetCallbacks, object userData) { LoadAssetTask loadAssetTask = ReferencePool.Acquire <LoadAssetTask>(); loadAssetTask.Initialize(assetName, assetCategory, assetType, priority, resourceInfo, dependencyAssetNames, userData); loadAssetTask.m_LoadAssetCallbacks = loadAssetCallbacks; return(loadAssetTask); }
/// <summary> /// 异步加载资源。 /// </summary> /// <param name="assetName">要加载资源的名称。</param> /// <param name="assetType">要加载资源的类型。</param> /// <param name="priority">加载资源的优先级。</param> /// <param name="loadAssetCallbacks">加载资源回调函数集。</param> /// <param name="userData">用户自定义数据。</param> public void LoadAsset(string assetName, AssetCategory assetCategory, Type assetType, int priority, LoadAssetCallbacks loadAssetCallbacks, object userData) { ResourceInfo resourceInfo = null; Dictionary <string, AssetCategory> dependencyAssetNames = null; if (!CheckAsset(assetName, assetCategory, out resourceInfo, out dependencyAssetNames)) { string errorMessage = Utility.Text.Format("Can not load asset '{0}'.", assetName); if (loadAssetCallbacks.AsyncAction != null) { loadAssetCallbacks.CreateCallbackFailed(assetName, resourceInfo != null && !resourceInfo.Ready ? LoadResourceStatus.NotReady : LoadResourceStatus.NotExist, errorMessage, userData); loadAssetCallbacks.AsyncAction.Invoke(loadAssetCallbacks); } else { loadAssetCallbacks.LoadAssetFailureCallback?.Invoke(assetName, resourceInfo != null && !resourceInfo.Ready ? LoadResourceStatus.NotReady : LoadResourceStatus.NotExist, errorMessage, userData); } return; } if (resourceInfo.IsLoadFromBinary) { string errorMessage = Utility.Text.Format("Can not load asset '{0}' which is a binary asset.", assetName); if (loadAssetCallbacks.AsyncAction != null) { loadAssetCallbacks.CreateCallbackFailed(assetName, LoadResourceStatus.TypeError, errorMessage, userData); loadAssetCallbacks.AsyncAction.Invoke(loadAssetCallbacks); } else { loadAssetCallbacks.LoadAssetFailureCallback?.Invoke(assetName, LoadResourceStatus.TypeError, errorMessage, userData); } return; } LoadAssetTask mainTask = LoadAssetTask.Create(assetName, assetCategory, assetType, priority, resourceInfo, dependencyAssetNames, loadAssetCallbacks, userData); foreach (var item in dependencyAssetNames) { if (!LoadDependencyAsset(item.Key, item.Value, priority, mainTask, userData)) { string errorMessage = Utility.Text.Format("Can not load dependency asset '{0}' when load asset '{1}'.", item.Key, assetName); if (loadAssetCallbacks.AsyncAction != null) { loadAssetCallbacks.CreateCallbackFailed(assetName, LoadResourceStatus.DependencyError, errorMessage, userData); loadAssetCallbacks.AsyncAction.Invoke(loadAssetCallbacks); } else { loadAssetCallbacks.LoadAssetFailureCallback?.Invoke(assetName, LoadResourceStatus.DependencyError, errorMessage, userData); } return; } } m_TaskPool.AddTask(mainTask); if (!resourceInfo.Ready) { m_ResourceComponent.UpdateResource(resourceInfo.ResourceName); } }