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如何建设个人网站,网站建设哪个最好,网站前端工资,wordpress 页面父子级1. 加载流程概述 Lyra的Experience系统采用异步加载模式#xff0c;确保游戏在加载过程中保持响应性。完整的加载流程包含以下状态转换#xff1a; Unloaded → Loading → LoadingGameFeatures → ExecutingActions → Loaded2. 详细流程实现 2.1 设置当前经验 void ULyraEx…1. 加载流程概述Lyra的Experience系统采用异步加载模式确保游戏在加载过程中保持响应性。完整的加载流程包含以下状态转换Unloaded → Loading → LoadingGameFeatures → ExecutingActions → Loaded2. 详细流程实现2.1 设置当前经验voidULyraExperienceManagerComponent::SetCurrentExperience(FPrimaryAssetId ExperienceId){ULyraAssetManagerAssetManagerULyraAssetManager::Get();FSoftObjectPath AssetPathAssetManager.GetPrimaryAssetPath(ExperienceId);TSubclassOfULyraExperienceDefinitionAssetClassCastUClass(AssetPath.TryLoad());check(AssetClass);constULyraExperienceDefinition*ExperienceGetDefaultULyraExperienceDefinition(AssetClass);check(Experience!nullptr);check(CurrentExperiencenullptr);CurrentExperienceExperience;StartExperienceLoad();}关键实现点通过ULyraAssetManager获取经验资源路径尝试加载资源类并转换为ULyraExperienceDefinition类型验证经验有效性并设置为当前经验调用StartExperienceLoad()开始加载流程2.2 开始经验加载voidULyraExperienceManagerComponent::StartExperienceLoad(){check(CurrentExperience!nullptr);check(LoadStateELyraExperienceLoadState::Unloaded);UE_LOG(LogLyraExperience,Log,TEXT(EXPERIENCE: StartExperienceLoad(CurrentExperience %s, %s)),*CurrentExperience-GetPrimaryAssetId().ToString(),*GetClientServerContextString(this));LoadStateELyraExperienceLoadState::Loading;ULyraAssetManagerAssetManagerULyraAssetManager::Get();TSetFPrimaryAssetIdBundleAssetList;TSetFSoftObjectPathRawAssetList;BundleAssetList.Add(CurrentExperience-GetPrimaryAssetId());for(constTObjectPtrULyraExperienceActionSetActionSet:CurrentExperience-ActionSets){if(ActionSet!nullptr){BundleAssetList.Add(ActionSet-GetPrimaryAssetId());}}TArrayFNameBundlesToLoad;BundlesToLoad.Add(FLyraBundles::Equipped);constENetMode OwnerNetModeGetOwner()-GetNetMode();constboolbLoadClientGIsEditor||(OwnerNetMode!NM_DedicatedServer);constboolbLoadServerGIsEditor||(OwnerNetMode!NM_Client);if(bLoadClient)BundlesToLoad.Add(UGameFeaturesSubsystemSettings::LoadStateClient);if(bLoadServer)BundlesToLoad.Add(UGameFeaturesSubsystemSettings::LoadStateServer);TSharedPtrFStreamableHandleBundleLoadHandlenullptr;if(BundleAssetList.Num()0){BundleLoadHandleAssetManager.ChangeBundleStateForPrimaryAssets(BundleAssetList.Array(),BundlesToLoad,{},false,FStreamableDelegate(),FStreamableManager::AsyncLoadHighPriority);}TSharedPtrFStreamableHandleRawLoadHandlenullptr;if(RawAssetList.Num()0){RawLoadHandleAssetManager.LoadAssetList(RawAssetList.Array(),FStreamableDelegate(),FStreamableManager::AsyncLoadHighPriority,TEXT(StartExperienceLoad()));}TSharedPtrFStreamableHandleHandlenullptr;if(BundleLoadHandle.IsValid()RawLoadHandle.IsValid()){HandleAssetManager.GetStreamableManager().CreateCombinedHandle({BundleLoadHandle,RawLoadHandle});}else{HandleBundleLoadHandle.IsValid()?BundleLoadHandle:RawLoadHandle;}FStreamableDelegate OnAssetsLoadedDelegateFStreamableDelegate::CreateUObject(this,ThisClass::OnExperienceLoadComplete);if(!Handle.IsValid()||Handle-HasLoadCompleted()){FStreamableHandle::ExecuteDelegate(OnAssetsLoadedDelegate);}else{Handle-BindCompleteDelegate(OnAssetsLoadedDelegate);Handle-BindCancelDelegate(FStreamableDelegate::CreateLambda([OnAssetsLoadedDelegate](){OnAssetsLoadedDelegate.ExecuteIfBound();}));}TSetFPrimaryAssetIdPreloadAssetList;if(PreloadAssetList.Num()0){AssetManager.ChangeBundleStateForPrimaryAssets(PreloadAssetList.Array(),BundlesToLoad,{});}}关键实现点验证当前经验有效性和加载状态记录加载日志包含经验ID和客户端/服务器上下文转换状态为ELyraExperienceLoadState::Loading构建要加载的资源列表包括经验定义和相关动作集根据网络模式客户端/服务器/编辑器确定要加载的资源包使用FStreamableHandle进行异步资源加载支持合并多个加载请求提高效率绑定资源加载完成回调支持预加载额外资源当前留空2.3 经验资源加载完成voidULyraExperienceManagerComponent::OnExperienceLoadComplete(){check(LoadStateELyraExperienceLoadState::Loading);check(CurrentExperience!nullptr);UE_LOG(LogLyraExperience,Log,TEXT(EXPERIENCE: OnExperienceLoadComplete(CurrentExperience %s, %s)),*CurrentExperience-GetPrimaryAssetId().ToString(),*GetClientServerContextString(this));GameFeaturePluginURLs.Reset();autoCollectGameFeaturePluginURLs[Thisthis](constUPrimaryDataAsset*Context,constTArrayFStringFeaturePluginList){for(constFStringPluginName:FeaturePluginList){FString PluginURL;if(UGameFeaturesSubsystem::Get().GetPluginURLByName(PluginName,/*out*/PluginURL)){This-GameFeaturePluginURLs.AddUnique(PluginURL);}else{ensureMsgf(false,TEXT(OnExperienceLoadComplete failed to find plugin URL from PluginName %s for experience %s - fix data, ignoring for this run),*PluginName,*Context-GetPrimaryAssetId().ToString());}}};CollectGameFeaturePluginURLs(CurrentExperience,CurrentExperience-GameFeaturesToEnable);for(constTObjectPtrULyraExperienceActionSetActionSet:CurrentExperience-ActionSets){if(ActionSet!nullptr){CollectGameFeaturePluginURLs(ActionSet,ActionSet-GameFeaturesToEnable);}}NumGameFeaturePluginsLoadingGameFeaturePluginURLs.Num();if(NumGameFeaturePluginsLoading0){LoadStateELyraExperienceLoadState::LoadingGameFeatures;for(constFStringPluginURL:GameFeaturePluginURLs){ULyraExperienceManager::NotifyOfPluginActivation(PluginURL);UGameFeaturesSubsystem::Get().LoadAndActivateGameFeaturePlugin(PluginURL,FGameFeaturePluginLoadComplete::CreateUObject(this,ThisClass::OnGameFeaturePluginLoadComplete));}}else{OnExperienceFullLoadCompleted();}}关键实现点验证加载状态和当前经验有效性记录资源加载完成日志收集游戏特性插件URL的Lambda函数从经验定义和动作集中收集需要加载的游戏特性插件转换状态为ELyraExperienceLoadState::LoadingGameFeatures异步加载并激活游戏特性插件支持无插件情况下直接完成加载2.4 游戏特性插件加载完成voidULyraExperienceManagerComponent::OnGameFeaturePluginLoadComplete(constUE::GameFeatures::FResultResult){NumGameFeaturePluginsLoading--;if(NumGameFeaturePluginsLoading0){OnExperienceFullLoadCompleted();}}关键实现点递减正在加载的插件计数当所有插件加载完成后调用最终完成函数2.5 经验完全加载完成voidULyraExperienceManagerComponent::OnExperienceFullLoadCompleted(){check(LoadState!ELyraExperienceLoadState::Loaded);if(LoadState!ELyraExperienceLoadState::LoadingChaosTestingDelay){constfloatDelaySecsLyraConsoleVariables::GetExperienceLoadDelayDuration();if(DelaySecs0.0f){FTimerHandle DummyHandle;LoadStateELyraExperienceLoadState::LoadingChaosTestingDelay;GetWorld()-GetTimerManager().SetTimer(DummyHandle,this,ThisClass::OnExperienceFullLoadCompleted,DelaySecs,/*bLooping*/false);return;}}LoadStateELyraExperienceLoadState::ExecutingActions;FGameFeatureActivatingContext Context;constFWorldContext*ExistingWorldContextGEngine-GetWorldContextFromWorld(GetWorld());if(ExistingWorldContext){Context.SetRequiredWorldContextHandle(ExistingWorldContext-ContextHandle);}autoActivateListOfActions[Context](constTArrayUGameFeatureAction*ActionList){for(UGameFeatureAction*Action:ActionList){if(Action!nullptr){Action-OnGameFeatureRegistering();Action-OnGameFeatureLoading();Action-OnGameFeatureActivating(Context);}}};ActivateListOfActions(CurrentExperience-Actions);for(constTObjectPtrULyraExperienceActionSetActionSet:CurrentExperience-ActionSets){if(ActionSet!nullptr){ActivateListOfActions(ActionSet-Actions);}}LoadStateELyraExperienceLoadState::Loaded;OnExperienceLoaded_HighPriority.Broadcast(CurrentExperience);OnExperienceLoaded_HighPriority.Clear();OnExperienceLoaded.Broadcast(CurrentExperience);OnExperienceLoaded.Clear();OnExperienceLoaded_LowPriority.Broadcast(CurrentExperience);OnExperienceLoaded_LowPriority.Clear();#if!UE_SERVERULyraSettingsLocal::Get()-OnExperienceLoaded();#endif}关键实现点验证非已加载状态支持混沌测试延迟用于模拟加载延迟转换状态为ELyraExperienceLoadState::ExecutingActions创建游戏特性激活上下文包含世界上下文信息激活动作列表的Lambda函数执行经验定义和动作集中的所有动作注册→加载→激活转换状态为ELyraExperienceLoadState::Loaded按优先级广播加载完成事件高优先级核心功能普通优先级低优先级在客户端调用本地设置的经验加载完成回调3. 网络同步机制Lyra的Experience系统支持网络同步确保客户端和服务器使用相同的经验配置voidULyraExperienceManagerComponent::OnRep_CurrentExperience(){StartExperienceLoad();}voidULyraExperienceManagerComponent::GetLifetimeReplicatedProps(TArrayFLifetimePropertyOutLifetimeProps)const{Super::GetLifetimeReplicatedProps(OutLifetimeProps);DOREPLIFETIME(ThisClass,CurrentExperience);}关键实现点当前经验通过DOREPLIFETIME宏自动复制到客户端客户端在收到复制的经验后自动调用StartExperienceLoad()开始加载加载流程在客户端和服务器上独立执行但最终结果一致4. 加载状态管理Experience系统使用ELyraExperienceLoadState枚举管理加载状态enumclassELyraExperienceLoadState{Unloaded,// 未加载状态Loading,// 加载经验资源LoadingGameFeatures,// 加载游戏特性插件LoadingChaosTestingDelay,// 混沌测试延迟ExecutingActions,// 执行经验动作Loaded,// 完全加载完成Deactivating// 停用经验};5. 加载流程的取消和清理系统支持加载过程中的取消处理Handle-BindCancelDelegate(FStreamableDelegate::CreateLambda([OnAssetsLoadedDelegate](){OnAssetsLoadedDelegate.ExecuteIfBound();}));在组件结束时会尝试停用已激活的游戏特性插件voidULyraExperienceManagerComponent::EndPlay(constEEndPlayReason::Type EndPlayReason){Super::EndPlay(EndPlayReason);for(constFStringPluginURL:GameFeaturePluginURLs){if(ULyraExperienceManager::RequestToDeactivatePlugin(PluginURL)){UGameFeaturesSubsystem::Get().DeactivateGameFeaturePlugin(PluginURL);}}// 停用和清理动作// ...}6. 加载状态查询boolULyraExperienceManagerComponent::IsExperienceLoaded()const{return(LoadStateELyraExperienceLoadState::Loaded)(CurrentExperience!nullptr);}constULyraExperienceDefinition*ULyraExperienceManagerComponent::GetCurrentExperienceChecked()const{check(LoadStateELyraExperienceLoadState::Loaded);check(CurrentExperience!nullptr);returnCurrentExperience;}7. 总结Lyra的Experience系统加载流程具有以下特点异步加载模式确保游戏在加载过程中保持响应性状态驱动通过明确的状态转换管理加载过程模块化设计将资源加载、插件激活和动作执行分离网络同步确保客户端和服务器使用相同的经验配置优先级事件系统支持不同优先级的加载完成回调可测试性包含混沌测试延迟功能可扩展性支持通过动作集扩展经验功能这种设计确保了Experience系统的灵活性和可维护性同时提供了良好的用户体验。