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  3. UInstancedSkinnedMeshComponent

UInstancedSkinnedMeshComponent

API > API/Runtime > API/Runtime/Engine

   
Name UInstancedSkinnedMeshComponent
Type class
Header File /Engine/Source/Runtime/Engine/Classes/Components/InstancedSkinnedMeshComponent.h
Include Path #include "Components/InstancedSkinnedMeshComponent.h"

Syntax

UCLASS (ClassGroup=Rendering,  
       HideCategories=(Object, Activation, Collision, "Components|Activation", Physics),  
       EditInlineNew, Meta=(BlueprintSpawnableComponent), Blueprintable, MinimalAPI)  
class UInstancedSkinnedMeshComponent : public USkinnedMeshComponent

Inheritance Hierarchy

Implements Interfaces

Derived Classes

Constructors

Name Remarks Include Path Unreal Specifiers

UInstancedSkinnedMeshComponent ( const FObjectInitializer& ObjectInitializer
)

   Components/InstancedSkinnedMeshComponent.h  
  Components/InstancedSkinnedMeshComponent.h  

Destructors

Name Remarks Include Path Unreal Specifiers

virtual ~UInstancedSkinnedMeshComponent()

   Components/InstancedSkinnedMeshComponent.h  

Variables

Protected

Name Type Remarks Include Path Unreal Specifiers
InstanceDataManager FInstanceDataManager   Components/InstancedSkinnedMeshComponent.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

FPrimitiveInstanceId AddInstance ( const FTransform& InstanceTransform,
int32 AnimationIndex,
bool bWorldSpace
)

 Add an instance to this component. Components/InstancedSkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|InstancedSkinnedMesh"

TArray< FPrimitiveInstanceId > AddInstances ( const TArray< FTransform >& Transforms,
const TArray< int32 >& AnimationIndices,
bool bShouldReturnIds,
bool bWorldSpace
)

 Add multiple instances to this component. Components/InstancedSkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|InstancedSkinnedMesh"

void BuildSceneDesc ( FPrimitiveSceneProxyDesc* InSceneProxyDesc,
FPrimitiveSceneDesc& OutPrimitiveSceneDesc
)

   Components/InstancedSkinnedMeshComponent.h  

void ClearInstances()

 Clear all instances being rendered by this component. Components/InstancedSkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|InstancedSkinnedMesh"

void GetCullDistances ( int32& OutStartCullDistance,
int32& OutEndCullDistance
) const

   Components/InstancedSkinnedMeshComponent.h  

bool GetCustomData ( FPrimitiveInstanceId InstanceId,
TArrayView< float > CustomDataFloats
) const

 Get all custom data values for specific instance, the size of the array view must match the NumCustomDataFloats. Components/InstancedSkinnedMeshComponent.h  

bool GetInstanceAnimationIndex ( FPrimitiveInstanceId InstanceId,
int32& OutAnimationIndex
) const

 Get the animation index for the instance specified. Returns True on success. Components/InstancedSkinnedMeshComponent.h  

int32 GetInstanceCount()

   Components/InstancedSkinnedMeshComponent.h  

int32 GetInstanceCountGPUOnly()

   Components/InstancedSkinnedMeshComponent.h  

const TArray< float > & GetInstanceCustomData()

   Components/InstancedSkinnedMeshComponent.h  

const TArray< FSkinnedMeshInstanceData > & GetInstanceData()

   Components/InstancedSkinnedMeshComponent.h  

bool GetInstanceTransform ( FPrimitiveInstanceId InstanceId,
FTransform& OutInstanceTransform,
bool bWorldSpace
) const

 Get the transform for the instance specified. Components/InstancedSkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|InstancedSkinnedMesh"

int32 GetMinDrawDistance()

   Components/InstancedSkinnedMeshComponent.h  

int32 GetNumCustomDataFloats()

   Components/InstancedSkinnedMeshComponent.h  

FBox GetPrimitiveBoundsOverride()

   Components/InstancedSkinnedMeshComponent.h  

UTransformProviderData * GetTransformProvider()

   Components/InstancedSkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|InstancedSkinnedMesh"

bool IsEnabled()

   Components/InstancedSkinnedMeshComponent.h  

void OptimizeInstanceData ( bool bShouldRetainIdMap
)

 Optimize the instance data by performing sorting according to spatial hash on the source data. Components/InstancedSkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|InstancedSkinnedMesh"

bool RemoveInstance ( FPrimitiveInstanceId InstanceId
)

 Remove the instance specified. Returns True on success. Components/InstancedSkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|InstancedSkinnedMesh"

void RemoveInstances ( const TArray< FPrimitiveInstanceId >& InstancesToRemove
)

 Remove the instances specified. Returns True on success. Components/InstancedSkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|InstancedSkinnedMesh"

void SetCullDistances ( int32 StartCullDistance,
int32 EndCullDistance
)

   Components/InstancedSkinnedMeshComponent.h  

bool SetCustomData ( FPrimitiveInstanceId InstanceId,
TArrayView< const float > CustomDataFloats
)

 Update all custom data values for specific instance, the size of the array view must match the NumCustomDataFloats. Components/InstancedSkinnedMeshComponent.h  

bool SetCustomDataValue ( FPrimitiveInstanceId InstanceId,
int32 CustomDataIndex,
float CustomDataValue
)

 Update custom data for specific instance Components/InstancedSkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|InstancedSkinnedMesh"

void SetNumCustomDataFloats ( int32 InNumCustomDataFloats
)

 Update number of custom data entries per instance. Components/InstancedSkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|InstancedSkinnedMesh"

void SetNumGPUInstances ( int32 InCount
)

   Components/InstancedSkinnedMeshComponent.h  

void SetPrimitiveBoundsOverride ( const FBox& InBounds
)

   Components/InstancedSkinnedMeshComponent.h  

void SetTransformProvider ( UTransformProviderData* InTransformProvider
)

   Components/InstancedSkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|InstancedSkinnedMesh"

bool UsesGPUOnlyInstances()

   Components/InstancedSkinnedMeshComponent.h  

Overridden from USkinnedMeshComponent

Name Remarks Include Path Unreal Specifiers

virtual const Nanite::FResources * GetNaniteResources()

   Components/InstancedSkinnedMeshComponent.h  

virtual void PostAssetCompilation()

 Called by the asset compilers (FAnimBankCompilingManager / FSkinnedAssetCompilingManager) when done to allow render state to be created. Components/InstancedSkinnedMeshComponent.h  

virtual void RefreshBoneTransforms ( FActorComponentTickFunction* TickFunction
)

 Update functions Refresh Bone Transforms Each class will need to implement this function Ideally this function should be atomic (not relying on Tick or any other update.) Components/InstancedSkinnedMeshComponent.h  

Overridden from UPrimitiveComponent

Name Remarks Include Path Unreal Specifiers
Creates a proxy to represent the primitive to the scene manager in the rendering thread. Components/InstancedSkinnedMeshComponent.h  

Overridden from USceneComponent

Name Remarks Include Path Unreal Specifiers

virtual FBoxSphereBounds CalcBounds ( const FTransform& LocalToWorld
) const

 Calculate the bounds of the component. Default behavior is a bounding box/sphere of zero size. Components/InstancedSkinnedMeshComponent.h  

virtual void OnUpdateTransform ( EUpdateTransformFlags UpdateTransformFlags,
ETeleportType Teleport
)

 Native callback when this component is moved Components/InstancedSkinnedMeshComponent.h  

Overridden from UActorComponent

Name Remarks Include Path Unreal Specifiers

virtual void ComputeHLODHash ( FHLODHashBuilder& HashBuilder
) const

 Override to allow a component subclass to compute an hash for the purpose of HLOD generation. Components/InstancedSkinnedMeshComponent.h  
Used to create any rendering thread information for this component Components/InstancedSkinnedMeshComponent.h  
Used to shut down any rendering thread structure for this component Components/InstancedSkinnedMeshComponent.h  

virtual TStructOnScope< FActorComponentInstanceData > GetComponentInstanceData()

 Called before we throw away components during RerunConstructionScripts, to cache any data we wish to persist across that operation Components/InstancedSkinnedMeshComponent.h  

virtual bool IsHLODRelevant()

 Override to specify that a component is relevant to the HLOD generation. Components/InstancedSkinnedMeshComponent.h  

virtual void OnRegister()

 Called when a component is registered, after Scene is set, but before CreateRenderState_Concurrent or OnCreatePhysicsState are called. Components/InstancedSkinnedMeshComponent.h  

virtual void SendRenderInstanceData_Concurrent()

 Called to send instance data for this component to the rendering thread Components/InstancedSkinnedMeshComponent.h  

virtual void TickComponent ( float DeltaTime,
enum ELevelTick TickType,
FActorComponentTickFunction* ThisTickFunction
)

 Function called every frame on this ActorComponent. Components/InstancedSkinnedMeshComponent.h  

Overridden from UObject

Name Remarks Include Path Unreal Specifiers

virtual void BeginCacheForCookedPlatformData ( const ITargetPlatform* TargetPlatform
)

   Components/InstancedSkinnedMeshComponent.h  

virtual void BeginDestroy()

   Components/InstancedSkinnedMeshComponent.h  

virtual bool IsCachedCookedPlatformDataLoaded ( const ITargetPlatform* TargetPlatform
)

   Components/InstancedSkinnedMeshComponent.h  

virtual void PostEditChangeChainProperty ( FPropertyChangedChainEvent& PropertyChangedEvent
)

   Components/InstancedSkinnedMeshComponent.h  

virtual void PostEditUndo()

   Components/InstancedSkinnedMeshComponent.h  

virtual void PostLoad()

   Components/InstancedSkinnedMeshComponent.h  

virtual void Serialize ( FArchive& Ar
)

   Components/InstancedSkinnedMeshComponent.h  

Protected

Name Remarks Include Path Unreal Specifiers

FPrimitiveInstanceId AddInstanceInternal ( int32 InstanceIndex,
const FTransform& InstanceTransform,
int32 AnimationIndex,
bool bWorldSpace
)

   Components/InstancedSkinnedMeshComponent.h  

void ApplyComponentInstanceData ( FInstancedSkinnedMeshComponentInstanceData* ComponentInstanceData
)

 Applies the cached component instance data to a newly blueprint constructed component. Components/InstancedSkinnedMeshComponent.h  

void CreateHitProxyData ( TArray< TRefCountPtr< HHitProxy > >& HitProxies
)

   Components/InstancedSkinnedMeshComponent.h  

FInstanceDataManagerSourceDataDesc GetComponentDesc ( EShaderPlatform InShaderPlatform
)

   Components/InstancedSkinnedMeshComponent.h  

void PreApplyComponentInstanceData ( FInstancedSkinnedMeshComponentInstanceData* ComponentInstanceData
)

 Handle changes that must happen before the proxy is recreated. Components/InstancedSkinnedMeshComponent.h  

bool RemoveInstanceInternal ( int32 InstanceIndex,
bool InstanceAlreadyRemoved
)

   Components/InstancedSkinnedMeshComponent.h  

Static

Name Remarks Include Path Unreal Specifiers

static FSkeletalMeshObject * CreateMeshObject ( const FInstancedSkinnedMeshSceneProxyDesc& InMeshDesc,
TObjectPtr< UTransformProviderData > InTransformProvider,
FSkeletalMeshRenderData* InRenderData,
ERHIFeatureLevel::Type InFeatureLevel
)

   Components/InstancedSkinnedMeshComponent.h  

static FPrimitiveSceneProxy * CreateSceneProxy ( const FInstancedSkinnedMeshSceneProxyDesc& Desc,
bool bHideSkin,
bool bShouldNaniteSkin,
bool bIsEnabled,
int32 MinLODIndex
)

   Components/InstancedSkinnedMeshComponent.h  

static bool ShouldForceRefPose()

   Components/InstancedSkinnedMeshComponent.h  

static bool ShouldUseAnimationBounds()

   Components/InstancedSkinnedMeshComponent.h  

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