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  3. FStreamingManagerCollection

FStreamingManagerCollection

Streaming manager collection, routing function calls to streaming managers that have been added via AddStreamingManager.

API > API/Runtime > API/Runtime/Engine

Streaming manager collection, routing function calls to streaming managers that have been added via AddStreamingManager.

   
Name FStreamingManagerCollection
Type struct
Header File /Engine/Source/Runtime/Engine/Public/ContentStreaming.h
Include Path #include "ContentStreaming.h"

Syntax

struct FStreamingManagerCollection : public IStreamingManager

Implements Interfaces

Constructors

Name Remarks Include Path Unreal Specifiers

FStreamingManagerCollection()

 Default constructor, initializing all member variables. ContentStreaming.h  

Destructors

Name Remarks Include Path Unreal Specifiers

~FStreamingManagerCollection()

   ContentStreaming.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

void AddStreamingManager ( IStreamingManager* StreamingManager
)

 Adds a streaming manager to the array of managers to route function calls to. ContentStreaming.h  
Disables resource streaming. ContentStreaming.h  
Enables resource streaming, previously disabled with enableResourceStreaming. ContentStreaming.h  

IAnimationStreamingManager & GetAnimationStreamingManager()

 Gets a reference to the Animation Streaming Manager interface ContentStreaming.h  

IAudioStreamingManager & GetAudioStreamingManager()

 Gets a reference to the Audio Streaming Manager interface ContentStreaming.h  

Nanite::FCoarseMeshStreamingManager * GetNaniteCoarseMeshStreamingManager()

 Gets a reference to the Nanite Coarse Mesh Streaming Manager ContentStreaming.h  

IRenderAssetStreamingManager & GetRenderAssetStreamingManager()

 Get the streaming manager for textures and meshes ContentStreaming.h  

IRenderAssetStreamingManager & GetTextureStreamingManager()

 Gets a reference to the Texture Streaming Manager interface ContentStreaming.h  

FVirtualTextureChunkStreamingManager & GetVirtualTextureStreamingManager()

 Gets a reference to the Virtual Texture Streaming Manager ContentStreaming.h  

bool IsRenderAssetStreamingEnabled ( EStreamableRenderAssetType FilteredAssetType
) const

 Checks whether texture/mesh streaming is enabled ContentStreaming.h  

bool IsStreamingEnabled()

 Checks whether any kind of streaming is active ContentStreaming.h  

bool IsTextureStreamingEnabled()

 Checks whether texture streaming is enabled. ContentStreaming.h  

void RemoveStreamingManager ( IStreamingManager* StreamingManager
)

 Removes a streaming manager from the array of managers to route function calls to. ContentStreaming.h  

void SetNumIterationsForNextFrame ( int32 NumIterations
)

 Sets the number of iterations to use for the next time UpdateResourceStreaming is being called. ContentStreaming.h  

Overridden from IStreamingManager

Name Remarks Include Path Unreal Specifiers

virtual void AddLevel ( ULevel* Level
)

 Adds a ULevel to the streaming manager. ContentStreaming.h  

virtual int32 BlockTillAllRequestsFinished ( float TimeLimit,
bool bLogResults
)

 Blocks till all pending requests are fulfilled. ContentStreaming.h  

virtual void CancelForcedResources()

 Cancels the timed Forced resources (i.e used the Kismet action "Stream In Textures"). ContentStreaming.h  

virtual bool Exec ( UWorld* InWorld,
const TCHAR* Cmd,
FOutputDevice& Ar
)

 Allows the streaming manager to process exec commands. ContentStreaming.h  

virtual int32 GetNumWantingResources()

 Returns the number of resources that currently wants to be streamed in. ContentStreaming.h  

virtual int32 GetNumWantingResourcesID ()

 Returns the current ID for GetNumWantingResources(). ContentStreaming.h  

virtual void NotifyActorDestroyed ( AActor* Actor
)

 Called when a spawned actor is destroyed. ContentStreaming.h  

virtual void NotifyLevelChange()

 Notifies manager of "level" change.Notifies managers of "level" change. ContentStreaming.h  

virtual void NotifyLevelOffset ( ULevel* Level,
const FVector& Offset
)

 Notifies manager that level primitives were shifted. ContentStreaming.h  

virtual void NotifyPrimitiveDetached ( const UPrimitiveComponent* Primitive
)

 Called when a primitive is detached from an actor or another component. ContentStreaming.h  

virtual void NotifyPrimitiveUpdated ( const UPrimitiveComponent* Primitive
)

 Called when a primitive streaming data needs to be updated. ContentStreaming.h  

virtual void NotifyPrimitiveUpdated_Concurrent ( const UPrimitiveComponent* Primitive
)

 Called when a primitive streaming data needs to be updated in the last stage of the frame. ContentStreaming.h  

virtual void OnAudioStreamingParamsChanged()

   ContentStreaming.h  

virtual void PropagateLightingScenarioChange()

 Propagates a change to the active lighting scenario. ContentStreaming.h  

virtual void RemoveLevel ( ULevel* Level
)

 Removes a ULevel from the streaming manager. ContentStreaming.h  

virtual void SetDisregardWorldResourcesForFrames ( int32 NumFrames
)

 Don't stream world resources for the next NumFrames. ContentStreaming.h  

virtual int32 StreamAllResources ( float TimeLimit
)

 Streams in/out all resources that wants to and blocks until it's done. ContentStreaming.h  

virtual void Tick ( float DeltaTime,
bool bProcessEverything
)

 Calls UpdateResourceStreaming(), and does per-frame cleaning. Call once per frame. ContentStreaming.h  

virtual void UpdateResourceStreaming ( float DeltaTime,
bool bProcessEverything
)

 Updates streaming, taking into account all current view infos. ContentStreaming.h  

Protected

Name Remarks Include Path Unreal Specifiers

virtual void AddOrRemoveTextureStreamingManagerIfNeeded ( bool bIsInit
)

   ContentStreaming.h  

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