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  3. ADisplayClusterRootActor

ADisplayClusterRootActor

VR root. This contains nDisplay VR hierarchy in the game.

API > API/Plugins > API/Plugins/DisplayCluster

Inheritance Hierarchy

References

   
Module DisplayCluster
Header /Engine/Plugins/Runtime/nDisplay/Source/DisplayCluster/Public/DisplayClusterRootActor.h
Include #include "DisplayClusterRootActor.h"

Syntax

UCLASS&40;  
       HideCategories&61;&40;Replication, Collision, Input, Actor, HLOD, Cooking, Physics, Activation, AssetUserData, ActorTick, Advanced, DataLayers, Events&41;,  
       Meta&61;&40;DisplayName&61;"nDisplay Root Actor"&41;&41;  
class ADisplayClusterRootActor : public AActor

Remarks

VR root. This contains nDisplay VR hierarchy in the game.

Variables

  Type Name Description
Public variable UProperty Category, EditAnywhere, Meta BlueprintReadWrite bool bFreezePreviewRender Freeze preview render. This will impact editor performance.
Public variable UProperty bool bMoviePipelineRenderPass EDITOR RELATED SETTINGS.
Public variable UProperty Category, EditAnywhere, Meta BlueprintReadWrite bool bPreviewEnable Render the scene and display it as a preview on the nDisplay root actor in the editor.
Public variable UProperty Category, EditAnywhere, Meta BlueprintReadWrite blueprintsetter bool bPreviewEnablePostProcess Enable PostProcess for preview.
Public variable UProperty Category, EditAnywhere, Meta BlueprintReadWrite bool bPreviewICVFXFrustums Render ICVFX Frustums
Public variable UProperty Category, Meta BlueprintReadOnly instanced, visibleanywhere TObjectPtr< UDisplayClusterConfigurationData > CurrentConfigData If set from the DisplayCluster BP Compiler it will be loaded from the class default subobjects in run-time.
Public variable UProperty Category, Meta editfixedsize, editinstanceonly TArray< FDisplayClusterComponentRef > InnerFrustumPriority Set the priority for inner frustum rendering if there is any overlap when enabling multiple ICVFX cameras.
Public variable UProperty Category, EditAnywhere, Meta BlueprintReadWrite float PreviewICVFXFrustumsFarDistance Render ICVFX Frustums
Public variable UProperty Category, EditAnywhere, AdvancedDisplay, Meta BlueprintReadWrite int PreviewMaxTextureDimension The maximum dimension of any internal texture for preview.
Public variable UProperty Category, EditAnywhere, Meta BlueprintReadWrite FString PreviewNodeId Selectively preview a specific viewport or show all/none.
Public variable UProperty Category, EditAnywhere, Meta BlueprintReadWrite float PreviewRenderTargetRatioMult Adjust resolution scaling for the editor preview.
Public variable UProperty Category, EditAnywhere, Meta BlueprintReadWrite EDisplayClusterConfigurationRenderMode RenderMode Render Mode
Public variable UProperty Category, EditAnywhere, AdvancedDisplay, Meta BlueprintReadWrite int TickPerFrame Tick Per Frame
Public variable UProperty Category, EditAnywhere, AdvancedDisplay, Meta BlueprintReadWrite int ViewportsPerFrame Max amount of Viewports Per Frame

Constructors

  Type Name Description
Public function  

ADisplayClusterRootActor ( const FObjectInitializer& ObjectInitializer
)

  

Destructors

  Type Name Description
Public function    

Functions

  Type Name Description
Public function void

AddPreviewEnableOverride ( const uint8* Object
)

 Force preview rendering to be enabled regardless of the user's setting until a matching RemovePreviewEnableOverride call is made.
Public function Static void  
Public function void  
Protected function bool Creates all hierarchy objects declared in a config file.
Public function void  
Public function void  
Public function void  
Public function Const bool If one or more observers are subscribed to receive post process preview targets.
Public function void

EnableEditorRender ( bool bValue
)

 Enable or disable editor render.
Public function void

EndPlay_Editor ( const EEndPlayReason::Type EndPlayReason
)

  
Public function Const IDisplayClusterViewport *

FindPreviewViewport ( const FString& InViewportId
)

  
Public function bool

FindPrimitivesByName ( const TArray< FString >& InNames,
TSet< FPrimitiveComponentId >& OutPrimitives
)

  
Protected function Const FString

GeneratePreviewComponentName_Editor ( const FString& NodeId,
const FString& ViewportId
)

  
Public function Const UFunction BlueprintCallable, Category USceneComponent * Get the view origin most commonly used by viewports in this cluster.
Public function Const TComp *

GetComponentByName ( const FString& ComponentName
)

  
Public function Const UDisplayClusterConfigurationData *  
Public function Static FName  
Public function Const UFunction blueprintgetter UDisplayClusterCameraComponent *  
Public function Const UDisplayClusterConfigurationData *  
Public function UFunction BlueprintCallable, Category bool

GetFlushPositionAndNormal ( const FVector& WorldPosition,
FVector& OutPosition,
FVector& OutNormal
)

  
Public function bool Return hidden in game privitives set.
Public function Const int

GetInnerFrustumPriority ( const FString& InnerFrustumID
)

 Return inner frustum priority by InnerFrustum name (from InnerFrustumPriority property) return -1, if not defined
Public function FOnPreviewUpdated &  
Public function FOnPreviewUpdated &  
Public function Const UDisplayClusterPreviewComponent *

GetPreviewComponent ( const FString& NodeId,
const FString& ViewportId
)

  
Public function Const EDisplayClusterRenderFrameMode Returns the preview rendering mode of this DCRA.
Public function void

GetPreviewRenderTargetableTextures ( const TArray< FString >& InViewportNames,
TArray< FTextureRHIRef >& OutTextures
)

  
Public function Const float  
Public function Const const FDisplayClusterConfigurationRenderFrame &  
Public function Const EDisplayClusterRenderFrameMode Returns the current rendering mode of this DCRA (not a value from configuration).
Public function Const UFunction blueprintgetter UDisplayClusterStageGeometryComponent *  
Public function Const const FDisplayClusterConfigurationICVFX_StageSettings &  
Public function Const UDisplayClusterSyncTickComponent *  
Public function Const IDisplayClusterViewportManager * Get ViewportManager API.
Public function Const float  
Protected function void

HandleAssetReload ( const EPackageReloadPhase InPackageReloadPhase,
FPackageReloadedEvent* InPackageReloadedEvent
)

 Called when the asset has been reloaded in the editor.
Protected function bool  
Protected function void  
Protected function void  
Protected function void

ImplRenderPreviewViewportFrustum_Editor ( const FMatrix ProjectionMatrix,
const FMatrix ViewMatrix,
const FVector ViewOrigin
)

  
Protected function bool

ImplUpdatePreviewConfiguration_Editor ( const FString& InClusterNodeId
)

  
Protected function bool

ImplUpdatePreviewRenderFrame_Editor ( const FString& InClusterNodeId
)

  
Public function void Initialializes the instance with specified config data
Protected function void Initializes the actor on spawn and load.
Protected function Const bool Is preview rendering for cluster node in progress.
Public function Const bool  
Public function Const bool If editor rendering is enabled.
Public function Const bool

IsInnerFrustumEnabled ( const FString& InnerFrustumID
)

  
Public function Const bool Gets whether the preview output is displayed onto the stage actor's screen meshes
Public function Const bool Return true, if preview enabled for this actor
Public function Const bool  
Public function UFunction BlueprintCallable, Category bool

MakeStageActorFlushToWall ( const TScriptInterface< IDisplayClusterStageActor >& StageActor,
double DesiredOffsetFromFlush
)

  
Protected function void Raised when any object is moved within a level.
Public function void Cherry picking settings from a specified config data
Public function void  
Public function void  
Public function void  
Public function void

RemovePreviewEnableOverride ( const uint8* Object
)

 Stop forcing preview rendering to be enabled for this caller.
Public function void Perform a rendering of the DCRA preview.
Public function void  
Protected function void Reset preview rendering for cluster node.
Public function void  
Public function void

ResetPreviewComponents_Editor ( bool bInRestoreSceneMaterial
)

 Preview components free referenced meshes and materials.
Protected function void  
Public function UFunction BlueprintCallable, Category bool

SetFreezeOuterViewports ( bool bEnable
)

  
Public function void

SetIsSelectedInEditor ( bool bValue
)

  
Protected function void Determine which light card actors are owned by this root actor
Public function UFunction blueprintsetter void

SetPreviewEnablePostProcess ( const bool bNewPreviewEnablePostProcess
)

 Blueprint setter for the PreviewEnablePostProcess property.
Public function UFunction BlueprintCallable, Category bool  
Public function Const bool When rendering the preview determine which render target should be used for the current frame.
Public function int32

SubscribeToPostProcessRenderTarget ( const uint8* Object
)

 Enable the use of a post process render target when bPreviewEnablePostProcess is disabled on the actor.
Public function int32

UnsubscribeFromPostProcessRenderTarget ( const uint8* Object
)

 Unsubscribe a registered object from requiring post process render target updates.
Public function void

UpdateConfigDataInstance ( UDisplayClusterConfigurationData* ConfigDataTemplate,
bool bForceRecreate
)

 Update or create the config data object.
Public function void  
Public function void  
Public function UFunction BlueprintCallable, Category, Meta void

UpdateProceduralMeshComponentData ( const UProceduralMeshComponent* InProceduralMeshComponent
)

 Update the geometry of the procedural mesh component(s) referenced inside nDisplay

Overridden from AActor

  Type Name Description
Protected function Virtual void AActor.
Protected function Virtual void Called when this actor is explicitly being destroyed during gameplay or in the editor, not called during level streaming or gameplay ending
Protected function Virtual void

EndPlay ( const EEndPlayReason::Type EndPlayReason
)

 Overridable function called whenever this actor is being removed from a level
Public function Virtual Const bool Don't show actor preview in the level viewport when DCRA actor is selected, but none of its children are.
Protected function Virtual void Called when an actor is done spawning into the world (from UWorld::SpawnActor), both in the editor and during gameplay For actors with a root component, the location and rotation will have already been set.
Protected function Virtual void

PostEditMove ( bool bFinished
)

 Called after an actor has been moved in the editor
Protected function Virtual void Rerun construction scripts, destroying all autogenerated components; will attempt to preserve the root component location.
Public function Virtual Const bool We need tick in Editor.
Protected function Virtual void

Tick ( float DeltaSeconds
)

 Function called every frame on this Actor.

Overridden from UObject

  Type Name Description
Protected function Virtual void Called before destroying the object.
Public function Virtual Const bool Test the selection state of a UObject
Protected function Virtual void This alternate version of PostEditChange is called when properties inside structs are modified.
Protected function Virtual void

PostEditChangeProperty ( FPropertyChangedEvent& PropertyChangedEvent
)

 Called when a property on this object has been modified externally
Protected function Virtual void Do any object-specific cleanup required immediately after loading an object.
Protected function Virtual void

PostTransacted ( const FTransactionObjectEvent& TransactionEvent
)

 Called after the object has been transacted in some way.

Typedefs

Name Description
FOnPreviewUpdated  

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