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  3. USkinnedMeshComponent

USkinnedMeshComponent

Skinned mesh component that supports bone skinned mesh rendering.

API > API/Runtime > API/Runtime/Engine

Skinned mesh component that supports bone skinned mesh rendering. This class does not support animation.

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

Syntax

UCLASS (HideCategories=Object, Config=Engine, EditInlineNew, Abstract, MinimalAPI)  
class USkinnedMeshComponent :  
    public UMeshComponent ,  
    public ILODSyncInterface ,  
    public IClothSimulationDataProvider

Inheritance Hierarchy

Implements Interfaces

Derived Classes

Constructors

Name Remarks Include Path Unreal Specifiers

USkinnedMeshComponent ( const FObjectInitializer& ObjectInitializer
)

   Components/SkinnedMeshComponent.h  
  Components/SkinnedMeshComponent.h  

Destructors

Name Remarks Include Path Unreal Specifiers

~USkinnedMeshComponent()

   Components/SkinnedMeshComponent.h  

Classes

Name Remarks
FRenderStateLockScope  

Structs

Name Remarks
FMissingLeaderBoneCacheEntry Cached relative transform for follower bones that are missing in the leader

Variables

Public

Name Type Remarks Include Path Unreal Specifiers
ActiveMorphTargets FMorphTargetWeightMap Array indicating all active morph targets. Components/SkinnedMeshComponent.h  
AnimUpdateRateParams FAnimUpdateRateParameters * Animation Update Rate optimization parameters. Components/SkinnedMeshComponent.h  
bCanHighlightSelectedSections uint8 Whether or not we can highlight selected sections - this should really only be done in the editor Components/SkinnedMeshComponent.h
  • Transient
bCastCapsuleDirectShadow uint8 Whether to use the capsule representation (when present) from a skeletal mesh's ShadowPhysicsAsset for direct shadowing from lights. Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadOnly
  • Category=Lighting
  • Meta=(EditCondition="CastShadow && (FirstPersonPrimitiveType != EFirstPersonPrimitiveType::FirstPerson)", DisplayName="Capsule Direct Shadow")
bCastCapsuleIndirectShadow uint8 Whether to use the capsule representation (when present) from a skeletal mesh's ShadowPhysicsAsset for shadowing indirect lighting (from lightmaps or skylight). Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadOnly
  • Category=Lighting
  • Meta=(EditCondition="CastShadow && (FirstPersonPrimitiveType != EFirstPersonPrimitiveType::FirstPerson)", DisplayName="Capsule Indirect Shadow")
bComponentUseFixedSkelBounds uint8 Misc. Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadWrite
  • Category=Optimization
bConsiderAllBodiesForBounds uint8 If true, when updating bounds from a PhysicsAsset, consider all BodySetups, not just those flagged with bConsiderForBounds. Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadWrite
  • Category=Optimization
bCPUSkinning uint8 Whether or not to CPU skin this component, requires render data refresh after changing Components/SkinnedMeshComponent.h
  • Transient
bDisableMorphTarget uint8 Disable Morphtarget for this component. Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadWrite
  • Category=SkeletalMesh
bDisplayBones uint8 Draw the skeleton hierarchy for this skel mesh. Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • Category=Rendering
bDisplayDebugUpdateRateOptimizations uint8 Enable on screen debugging of update rate optimization. Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadWrite
  • Category=Optimization
bEnableUpdateRateOptimizations uint8 Update Rate. Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadWrite
  • Category=Optimization
bForceWireframe uint8 Forces the mesh to draw in wireframe mode. Components/SkinnedMeshComponent.h  
bHideSkin uint8 Don't bother rendering the skin. Components/SkinnedMeshComponent.h  
bIgnoreLeaderPoseComponentLOD uint8 Flag that when set will ensure UpdateLODStatus will not take the LeaderPoseComponent's current LOD in consideration when determining the correct LOD level (this requires LeaderPoseComponent's LOD to always be >= determined LOD otherwise bone transforms could be missing Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadOnly
  • Category=LOD
bIgnoreMasterPoseComponentLOD uint8   Components/SkinnedMeshComponent.h  
bIncludeComponentLocationIntoBounds uint8 If true, the Location of this Component will be included into its bounds calculation (this can be useful when using SMU_OnlyTickPoseWhenRendered on a character that moves away from the root and no bones are left near the origin of the component) Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadOnly
  • Category=SkeletalMesh
bOverrideMinLod uint8 Whether we should use the min lod specified in MinLodModel for this component instead of the min lod in the mesh Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadOnly
  • Category=LOD
bPerBoneMotionBlur uint8 If true, use per-bone motion blur on this skeletal mesh (requires additional rendering, can be disabled to save performance). Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadOnly
  • Category=SkeletalMesh
bRecentlyRendered uint8 True if mesh has been recently rendered, false otherwise Components/SkinnedMeshComponent.h
  • Transient
bRenderStatic uint8 If true, render as static in reference pose. Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadOnly
  • Category=Optimization
bSortTriangles uint8 Enable dynamic sort mesh's triangles to remove ordering issue when rendered with a translucent material Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadOnly
  • Category=Lighting
  • Meta=(UIMin="0", UIMax="1", DisplayName="Sort Triangles")
bSyncAttachParentLOD uint8 If true, this component uses its parents LOD when attached if available ForcedLOD can override this change. Components/SkinnedMeshComponent.h
  • EditAnywhere
  • BlueprintReadWrite
  • AdvancedDisplay
  • Category=Rendering
bUseBoundsFromLeaderPoseComponent uint8 When true, we will just using the bounds from our LeaderPoseComponent. Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadWrite
  • Category=SkeletalMesh
bUseBoundsFromMasterPoseComponent uint8   Components/SkinnedMeshComponent.h  
bUseScreenRenderStateForUpdate uint8 If set, use the screen render flag instead of the default render flag when processing offscreen-rendering optimizations (such as VisibilityBasedAnimTickOption) that look to reduce animation work when the mesh is not rendered. Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadWrite
  • Category=Optimization
CapsuleIndirectShadowMinVisibility float Controls how dark the capsule indirect shadow can be. Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadOnly
  • Category=Lighting
  • Meta=(UIMin="0", UIMax="1", EditCondition="bCastCapsuleIndirectShadow", DisplayName="Capsule Indirect Shadow Min Visibility")
ExternalMorphSets TArray< FExternalMorphSets > External GPU based morph target buffers, for each LOD. Components/SkinnedMeshComponent.h  
ExternalMorphWeightData TArray< FExternalMorphWeightData > The external morph target set weight data, for each LOD. Components/SkinnedMeshComponent.h  
ForcedLodModel int32 Level of detail. If 0, auto-select LOD level. if >0, force to (ForcedLodModel-1). Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadOnly
  • Category=LOD
LeaderPoseComponent TWeakObjectPtr< USkinnedMeshComponent > LeaderPoseComponent. Components/SkinnedMeshComponent.h
  • BlueprintReadOnly
  • Category="Mesh"
LODInfo TArray< struct FSkelMeshComponentLODInfo > LOD array info. Each index will correspond to the LOD index Components/SkinnedMeshComponent.h
  • Transient
MasterPoseComponent TWeakObjectPtr< USkinnedMeshComponent >   Components/SkinnedMeshComponent.h  
MaxDistanceFactor float High (best) DistanceFactor that was desired for rendering this USkeletalMesh last frame. Components/SkinnedMeshComponent.h  
MeshComponentUpdateFlag uint8 &   Components/SkinnedMeshComponent.h  
MeshObject FSkeletalMeshObject * Object responsible for sending bone transforms, morph target state etc. to render thread. Components/SkinnedMeshComponent.h  
MeshObjectFactory FSkeletalMeshObject *(* Supports user-defined FSkeletalMeshObjects Components/SkinnedMeshComponent.h  
MeshObjectFactoryUserData void * Passed into MeshObjectFactory Components/SkinnedMeshComponent.h  
MinLodModel int32 This is the min LOD that this component will use. Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadOnly
  • Category=LOD
MorphTargetWeights TArray< float > Array of weights for all morph targets. Components/SkinnedMeshComponent.h  
NanitePixelProgrammableDistance float Used to forcefully disable pixel programmable rasterization of Nanite when the mesh is further than a given distance from the camera. Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadOnly
  • Category=Rendering
OnAnimUpdateRateParamsCreated FOnAnimUpdateRateParamsCreated Animation update rate control. Components/SkinnedMeshComponent.h  
OnTickPose FOnTickPose Invoked at the beginning of TickPose before doing the bulk of the tick work Components/SkinnedMeshComponent.h  
PhysicsAssetOverride TObjectPtr< class UPhysicsAsset > Physics. PhysicsAsset is set in SkeletalMesh by default, but you can override with this value Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadOnly
  • Category=Physics
PredictedLODLevel int32 Best LOD that was 'predicted' by UpdateSkelPose. Components/SkinnedMeshComponent.h  
PreviousMeshObject FSkeletalMeshObject * Previous copy of MeshObject set during recreate of the render state Components/SkinnedMeshComponent.h  
SkeletalMesh TObjectPtr< class USkeletalMesh > The skeletal mesh used by this component. Components/SkinnedMeshComponent.h
  • EditAnywhere
  • Setter=SetSkeletalMesh_DEPRECATED
  • BlueprintGetter=GetSkeletalMesh_DEPRECATED
  • Category="Mesh|SkeletalAsset"
  • Meta=(DisallowedClasses="/Script/ApexDestruction.DestructibleMesh", DeprecatedProperty, DeprecationMessage="Use USkeletalMeshComponent::GetSkeletalMeshAsset() or GetSkinnedAsset() instead.")
SkinCacheUsage TArray< ESkinCacheUsage > How this Component's LOD uses the skin cache feature. Components/SkinnedMeshComponent.h
  • EditAnywhere
  • BlueprintReadOnly
  • Category="Mesh"
StreamingDistanceMultiplier float Allows adjusting the desired streaming distance of streaming textures that uses UV 0. Components/SkinnedMeshComponent.h
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadWrite
  • Category=SkeletalMesh
VisibilityBasedAnimTickOption EVisibilityBasedAnimTickOption This is tick animation frequency option based on this component rendered or not or using montage You can change this default value in the INI file Mostly related with performance Components/SkinnedMeshComponent.h
  • Interp
  • EditAnywhere
  • AdvancedDisplay
  • BlueprintReadWrite
  • Config
  • Category=Optimization

Protected

Name Type Remarks Include Path Unreal Specifiers
bForceMeshObjectUpdate uint8 If true, UpdateTransform will always result in a call to MeshObject->Update. Components/SkinnedMeshComponent.h
  • Transient
BoneTransformUpdateMethodQueue TArray< EBoneTransformUpdateMethod >   Components/SkinnedMeshComponent.h  
ComponentSpaceTransformsArray TArray< FTransform > Temporary array of of component-space bone matrices, update each frame and used for rendering the mesh. Components/SkinnedMeshComponent.h  
ForceStreamedLodModel int32 Forces the specified LOD to stream in when LOD streaming is enabled. Components/SkinnedMeshComponent.h  
GeometryReadbackRequests TArray< TUniquePtr< FMeshDeformerGeometryReadbackRequest > >   Components/SkinnedMeshComponent.h  
MaterialIndexPreview int32 Index of the material to preview... If set to -1, all section will be rendered Components/SkinnedMeshComponent.h  
SectionIndexPreview int32 Index of the section to preview... If set to -1, all section will be rendered Components/SkinnedMeshComponent.h  
SelectedEditorMaterial int32 The Material currently selected. need to remember this index for reimporting cloth Components/SkinnedMeshComponent.h  
SelectedEditorSection int32 The section currently selected in the Editor. Used for highlighting Components/SkinnedMeshComponent.h  
SkinnedAsset TObjectPtr< class USkinnedAsset > The skinned asset used by this component. Components/SkinnedMeshComponent.h
  • BlueprintGetter=GetSkinnedAsset
  • Category="Mesh"

Functions

Public

Name Remarks Include Path Unreal Specifiers

void AddExternalMorphSet ( int32 LOD,
int32 ID,
TSharedPtr< FExternalMorphSet > MorphSet
)

 Register an external set of GPU compressed morph targets. Components/SkinnedMeshComponent.h  

void AddSocketOverride ( FName SourceSocketName,
FName OverrideSocketName,
bool bWarnHasOverrided
)

   Components/SkinnedMeshComponent.h  

void AllowDuplicateTransformUpdates ( bool bAllow
)

 Toggles whether this skinned mesh component can issue duplicate transform updates Components/SkinnedMeshComponent.h  

bool BoneIsChildOf ( FName BoneName,
FName ParentBoneName
) const

 Tests if BoneName is child of (or equal to) ParentBoneName. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

void CacheRefToLocalMatrices ( TArray< FMatrix44f >& OutRefToLocal
) const

 Caches the RefToLocal matrices. Components/SkinnedMeshComponent.h  
Clear the skin Weight Profile from all layers on this component. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

void ClearExternalMorphSets ( int32 LOD
)

 Clear all externally registered morph target buffers. Components/SkinnedMeshComponent.h  

void ClearMotionVector()

 This update renderer with new revision number twice so to clear bone velocity for motion blur or temporal AA Components/SkinnedMeshComponent.h  

virtual void ClearRefPoseOverride()

 Clear any applied ref pose override Components/SkinnedMeshComponent.h  

void ClearSkinWeightOverride ( int32 LODIndex
)

 Clear any applied skin weight override Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"
Clear the skin weight profile from the given layer on this component, in case it is set. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

void ClearVertexColorOverride ( int32 LODIndex
)

 Clear any applied vertex color override Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

int32 ComputeMinLOD()

 Compute SkeletalMesh MinLOD that will be used by this component Components/SkinnedMeshComponent.h  

void EnableExternalEvaluationRateLimiting ( bool bInEnable
)

 Manually enable/disable animation evaluation rate limiting Components/SkinnedMeshComponent.h  

void EnableExternalInterpolation ( bool bInEnable
)

 Enable non-URO-based interpolation Components/SkinnedMeshComponent.h  

void EnableExternalTickRateControl ( bool bInEnable
)

 Set whether we have our tick rate externally controlled non-URO-based interpolation Components/SkinnedMeshComponent.h  

void EnableExternalUpdate ( bool bInEnable
)

 Set us to tick this frame for non-URO-based interpolation Components/SkinnedMeshComponent.h  

virtual void FinalizeBoneTransform()

 Finalize bone transform of this current tick After this function, any query to bone transform should be latest of the data Components/SkinnedMeshComponent.h  

FName FindClosestBone ( FVector TestLocation,
FVector* BoneLocation,
float IgnoreScale,
bool bRequirePhysicsAsset
) const

 Finds the closest bone to the given location Components/SkinnedMeshComponent.h  

FName FindClosestBone_K2 ( FVector TestLocation,
FVector& BoneLocation,
float IgnoreScale,
bool bRequirePhysicsAsset
) const

 Finds the closest bone to the given location Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"
  • Meta=(DisplayName="Find Closest Bone", AdvancedDisplay="bRequirePhysicsAsset")

virtual UMorphTarget * FindMorphTarget ( FName MorphTargetName
) const

 Find a named MorphTarget from the current SkeletalMesh Components/SkinnedMeshComponent.h  

void ForceMotionVector()

 Forcibly update the renderer with a new revision number to assign the current bone velocity for motion blur or temporal AA Components/SkinnedMeshComponent.h  

virtual void GetAdditionalRequiredBonesForLeader ( int32 LODIndex,
TArray< FBoneIndexType >& InOutRequiredBones
) const

 Override this function to add any additional required bones from followers to functions such as USkeletalMeshComponent::ComputeRequiredBones(). Components/SkinnedMeshComponent.h  

bool GetAlwaysUseMeshDeformer()

 Returns whether the component is set to always use a mesh deformer if one can be found in the project settings Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

const USkinnedMeshComponent * GetBaseComponent()

   Components/SkinnedMeshComponent.h  

FVector GetBoneAxis ( FName BoneName,
EAxis::Type Axis
) const

 Finds a vector pointing along the given axis of the given bone Components/SkinnedMeshComponent.h  

int32 GetBoneIndex ( FName BoneName
) const

 Find the index of bone by name. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

FVector GetBoneLocation ( FName BoneName,
EBoneSpaces::Type Space
) const

 Get Bone Location Components/SkinnedMeshComponent.h  

FMatrix GetBoneMatrix ( int32 BoneIndex
) const

 Get Bone Matrix from index Components/SkinnedMeshComponent.h  

FName GetBoneName ( int32 BoneIndex
) const

 Get Bone Name from index Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

void GetBoneNames ( TArray< FName >& BoneNames
)

 Fills the given array with the names of all the bones in this component's current SkeletalMesh Components/SkinnedMeshComponent.h  

FQuat GetBoneQuaternion ( FName BoneName,
EBoneSpaces::Type Space
) const

 Get Bone Rotation in Quaternion Components/SkinnedMeshComponent.h  

FTransform GetBoneTransform ( int32 BoneIndex,
const FTransform& LocalToWorld
) const

 Get world space bone transform from bone index, also specifying the component transform to use Components/SkinnedMeshComponent.h  

FTransform GetBoneTransform ( FName InBoneName,
ERelativeTransformSpace TransformSpace
) const

 Get world-space bone transform. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Transformation"
  • Meta=(Keywords="Bone")

FTransform GetBoneTransform ( int32 BoneIndex
) const

 Get Bone Transform from index Components/SkinnedMeshComponent.h  

uint32 GetBoneTransformRevisionNumber()

   Components/SkinnedMeshComponent.h  

const TArray< uint8 > & GetBoneVisibilityStates()

 Access BoneVisibilityStates for reading Components/SkinnedMeshComponent.h  

FBoxSphereBounds GetCachedLocalBounds()

   Components/SkinnedMeshComponent.h  

TObjectPtr< UMeshDeformer > GetComponentMeshDeformer()

   Components/SkinnedMeshComponent.h  

const TArray< FTransform > & GetComponentSpaceTransforms()

 Access ComponentSpaceTransforms for reading Components/SkinnedMeshComponent.h  

void GetCPUSkinnedCachedFinalVertices ( TArray< FFinalSkinVertex >& OutVertices
) const

   Components/SkinnedMeshComponent.h  

void GetCPUSkinnedVertices ( TArray< struct FFinalSkinVertex >& OutVertices,
int32 InLODIndex
) const

 Get CPU skinned vertices for the specified LOD level. Components/SkinnedMeshComponent.h  

bool GetCPUSkinningEnabled()

 Getter for bCPUSkinning member variable May return a different value from ShouldCPUSkin() Components/SkinnedMeshComponent.h  

uint32 GetCurrentBoneTransformFrame()

   Components/SkinnedMeshComponent.h  

void GetCurrentRefToLocalMatrices ( TArray< FMatrix44f >& OutRefToLocals,
int32 InLodIdx,
const TArray< FBoneIndexType >* ExtraRequiredBoneIndices
) const

 Return the skinning matrices used for rendering. Components/SkinnedMeshComponent.h  

TArray< FName > GetCurrentSkinWeightProfileLayerNames()

 Return the names of the skin weight profiles for all the layers Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

FName GetCurrentSkinWeightProfileName ( ESkinWeightProfileLayer InLayer
) const

 Return the name of the skin weight profile that is currently set on the given layer, otherwise returns 'None' Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

FTransform GetDeltaTransformFromRefPose ( FName BoneName,
FName BaseName
) const

 Get delta transform from reference pose based on BaseNode. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"
Get Access to the current editable bone visibility states Components/SkinnedMeshComponent.h  
  Components/SkinnedMeshComponent.h  
Get Access to the current editable space bases Components/SkinnedMeshComponent.h  

const TArray< FTransform > & GetEditableComponentSpaceTransforms ()

   Components/SkinnedMeshComponent.h  

const FExternalMorphSets & GetExternalMorphSets ( int32 LOD
) const

 Get the external morph sets for a given LOD. Components/SkinnedMeshComponent.h  

FExternalMorphSets & GetExternalMorphSets ( int32 LOD
)

   Components/SkinnedMeshComponent.h  

const TArray< FExternalMorphSets > & GetExternalMorphSetsArray()

 Get the array of external morph target sets. It is an array, one entry for each LOD. Components/SkinnedMeshComponent.h  
Get the weights for a given external morph target set at a specific LOD. Components/SkinnedMeshComponent.h  
Get the weights in read-only mode for a given external morph target set at a specific LOD. Components/SkinnedMeshComponent.h  

uint8 GetExternalTickRate()

 Get the external tick rate Components/SkinnedMeshComponent.h  

const TArray< TWeakObjectPtr< USkinnedMeshComponent > > & GetFollowerPoseComponents()

 Return current active list of follower components Components/SkinnedMeshComponent.h  

int32 GetForcedLOD ()

 Get ForcedLodModel of the mesh component. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

bool GetForceUpdateDynamicDataImmediately()

   Components/SkinnedMeshComponent.h  

const TArray< int32 > & GetLeaderBoneMap()

   Components/SkinnedMeshComponent.h  

virtual int32 GetLODBias()

 Get the LOD Bias of this component Components/SkinnedMeshComponent.h  

const TArray< int32 > & GetMasterBoneMap()

   Components/SkinnedMeshComponent.h  

int32 GetMaterialPreview()

 Return value of MaterialIndexPreview Components/SkinnedMeshComponent.h  

UMeshDeformerInstance * GetMeshDeformerInstance()

   Components/SkinnedMeshComponent.h
  • BlueprintPure
  • Category="Components|SkinnedMesh"
Gets the MeshDeformer for the given LOD. Components/SkinnedMeshComponent.h  

const FMeshDeformerInstanceSet & GetMeshDeformerInstances()

   Components/SkinnedMeshComponent.h  

virtual int32 GetMeshDeformerMaxLOD()

 Max LOD at which to update or apply the MeshDeformer. Components/SkinnedMeshComponent.h  

const FSkeletalMeshObject * GetMeshObject()

 Retrieve the mesh object currently assigned to this component Components/SkinnedMeshComponent.h  

virtual const Nanite::FResources * GetNaniteResources()

   Components/SkinnedMeshComponent.h  

int32 GetNumBones()

 Returns the number of bones in the skeleton. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

int32 GetNumComponentSpaceTransforms()

 Get current number of component space transorms Components/SkinnedMeshComponent.h  

int32 GetNumLODs()

 Get the number of LODs on this component Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"
  • Meta=(ScriptName="GetNumLods;GetNumLODs")

FName GetParentBone ( FName BoneName
) const

 Get Parent Bone of the input bone Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

UPhysicsAsset * GetPhysicsAsset()

 Return PhysicsAsset for this SkeletalMeshComponent It will return SkeletalMesh's PhysicsAsset unless PhysicsAssetOverride is set for this component Components/SkinnedMeshComponent.h  
Get predicted LOD level. Components/SkinnedMeshComponent.h
  • BlueprintPure
  • Category="Components|SkinnedMesh"

void GetPreSkinnedLocalBounds ( FBoxSphereBounds& OutBounds
) const

 Get the pre-skinning local space bounds for this component. Components/SkinnedMeshComponent.h  

uint32 GetPreviousBoneTransformRevisionNumber()

   Components/SkinnedMeshComponent.h  

const TArray< uint8 > & GetPreviousBoneVisibilityStates()

 Const getters for previous transform idea Components/SkinnedMeshComponent.h  

const TArray< FTransform > & GetPreviousComponentTransformsArray()

   Components/SkinnedMeshComponent.h  

virtual const TSharedPtr< FSkelMeshRefPoseOverride > & GetRefPoseOverride()

 Accessor for RefPoseOverride Components/SkinnedMeshComponent.h  

FVector GetRefPosePosition ( int32 BoneIndex
) const

 Gets the local-space position of a bone in the reference pose. Components/SkinnedMeshComponent.h
  • BlueprintPure
  • Category="Components|SkinnedMesh"

FTransform GetRefPoseTransform ( int32 BoneIndex
) const

 Gets the local-space transform of a bone in the reference pose. Components/SkinnedMeshComponent.h
  • BlueprintPure
  • Category="Components|SkinnedMesh"

int32 GetSectionPreview()

 Return value of SectionIndexPreview Components/SkinnedMeshComponent.h  

int32 GetSelectedEditorMaterial()

 Return value of SelectedEditorMaterial Components/SkinnedMeshComponent.h  

int32 GetSelectedEditorSection()

 Return value of SelectedEditorSection Components/SkinnedMeshComponent.h  

FSkeletalMeshRenderData * GetSkeletalMeshRenderData()

 Gets the skeletal mesh resource used for rendering the component. Components/SkinnedMeshComponent.h  

USkinnedAsset * GetSkinnedAsset()

 Get the SkinnedAsset rendered for this mesh. Components/SkinnedMeshComponent.h
  • BlueprintPure
  • Category="Components|SkinnedMesh"

FSkinWeightVertexBuffer * GetSkinWeightBuffer ( int32 LODIndex
) const

 Returns skin weight vertex buffer to use for specific LOD (will look at override) Components/SkinnedMeshComponent.h  

const TArray< TWeakObjectPtr< USkinnedMeshComponent > > & GetSlavePoseComponents()

   Components/SkinnedMeshComponent.h  

FName GetSocketBoneName ( FName InSocketName
) const

 Returns bone name linked to a given named socket on the skeletal mesh component. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

USkeletalMeshSocket const * GetSocketByName ( FName InSocketName
) const

   Components/SkinnedMeshComponent.h  

USkeletalMeshSocket const * GetSocketInfoByName ( FName InSocketName,
FTransform& OutTransform,
int32& OutBoneIndex
) const

   Components/SkinnedMeshComponent.h  

bool GetTwistAndSwingAngleOfDeltaRotationFromRefPose ( FName BoneName,
float& OutTwistAngle,
float& OutSwingAngle
) const

 Get Twist and Swing Angle in Degree of Delta Rotation from Reference Pose in Local space Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

int32 GetValidMinLOD ( const int32 InMinLODIndex
) const

 Validate the min LOD value of the mesh component by iterating over render data to make sure we get something usable. Components/SkinnedMeshComponent.h  

FColor GetVertexColor ( int32 VertexIndex
) const

 Returns color of the vertex. Components/SkinnedMeshComponent.h  

FVector2D GetVertexUV ( int32 VertexIndex,
uint32 UVChannel
) const

 Returns texture coordinates of the vertex. Components/SkinnedMeshComponent.h  

bool HasAnyAttachedSockets()

   Components/SkinnedMeshComponent.h  

bool HasExternalMorphSet ( int32 LOD,
int32 ID
) const

 Do we have a given set of external morph targets? Components/SkinnedMeshComponent.h  

bool HasMeshDeformer ()

   Components/SkinnedMeshComponent.h  

bool HasMeshDeformer ( int32 LodIdx
) const

   Components/SkinnedMeshComponent.h  

virtual bool HasValidNaniteData()

 Returns true if the component has valid Nanite render data. Components/SkinnedMeshComponent.h  

virtual void HideBone ( int32 BoneIndex,
EPhysBodyOp PhysBodyOption
)

 Hides the specified bone. You can also set option for physics body. Components/SkinnedMeshComponent.h  

void HideBoneByName ( FName BoneName,
EPhysBodyOp PhysBodyOption
)

 Hides the specified bone with name. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

void InitLODInfos()

 Initialize the LOD entries for the component Components/SkinnedMeshComponent.h  

void InvalidateCachedBounds()

 Invalidate Cached Bounds, when Mesh Component has been updated. Components/SkinnedMeshComponent.h  

bool IsBoneHidden ( int32 BoneIndex
) const

 Determines if the specified bone is hidden. Components/SkinnedMeshComponent.h  

bool IsBoneHiddenByName ( FName BoneName
)

 Determines if the specified bone is hidden. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

bool IsMaterialSectionShown ( int32 MaterialID,
int32 LODIndex
)

 Returns whether a specific material section is currently hidden on this component (by using ShowMaterialSection) Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

virtual bool IsPlayingNetworkedRootMotionMontage()

   Components/SkinnedMeshComponent.h  

virtual bool IsPlayingRootMotion()

   Components/SkinnedMeshComponent.h  

virtual bool IsPlayingRootMotionFromEverything()

   Components/SkinnedMeshComponent.h  

bool IsSkinCacheAllowed ( int32 LodIdx
) const

   Components/SkinnedMeshComponent.h  

bool IsSkinWeightProfilePending()

 Check whether a skin weight profile is currently pending load / create Components/SkinnedMeshComponent.h  

bool IsUsingExternalInterpolation()

 Check whether we should be interpolating due to external settings Components/SkinnedMeshComponent.h  

bool IsUsingExternalTickRateControl()

 Check whether we we have our tick rate externally controlled Components/SkinnedMeshComponent.h  

bool IsUsingSkinWeightProfile()

 Check whether a skin weight profile is currently set on any layer. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

bool IsValidExternalMorphSetLODIndex ( int32 LOD
) const

 Check whether a given LOD index is valid for the external morph sets. Components/SkinnedMeshComponent.h  

void OverrideMinLOD ( int32 InNewMinLOD
)

 Override the Min LOD of the mesh component Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

virtual void PostAssetCompilation()

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

virtual void PostInitMeshObject ( FSkeletalMeshObject*
)

 Function to operate on mesh object after its created, but before it's attached. Components/SkinnedMeshComponent.h  

void RebuildVisibilityArray()

 Rebuild BoneVisibilityStates array. Mostly refresh information of bones for BVS_HiddenByParent Components/SkinnedMeshComponent.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/SkinnedMeshComponent.h  

void RefreshExternalMorphTargetWeights ( bool bZeroOldWeights
)

 Refresh the external morph target weight buffers. Components/SkinnedMeshComponent.h  
Refresh Follower Components if exists Components/SkinnedMeshComponent.h  

void RefreshSlaveComponents()

   Components/SkinnedMeshComponent.h  

virtual FDelegateHandle RegisterOnBoneTransformsFinalizedDelegate ( const FOnBoneTransformsFinalizedMultiCast::FDelegate&
)

 Register an OnBoneTransformsFinalized callback which can be called in FinalizeBoneTransform(). Components/SkinnedMeshComponent.h  

void ReleaseResources()

 Release any rendering resources owned by this component Components/SkinnedMeshComponent.h  

void RemoveAllSocketOverrides()

   Components/SkinnedMeshComponent.h  

void RemoveExternalMorphSet ( int32 LOD,
int32 ID
)

 Remove a given set of external GPU based morph targets. Components/SkinnedMeshComponent.h  

void RemoveSocketOverrides ( FName SourceSocketName
)

   Components/SkinnedMeshComponent.h  

bool RequestReadbackRenderGeometry ( TUniquePtr< FMeshDeformerGeometryReadbackRequest > InRequest
)

 Readback the render geometry async, a FMeshDescription will be generated on a background thread for additional operation Note: currently it only supports mesh deformed by a MeshDeformer Components/SkinnedMeshComponent.h  

void ResizeExternalMorphTargetSets()

 Resize the morph target sets array to the number of LODs. Components/SkinnedMeshComponent.h  

void SetAlwaysUseMeshDeformer ( bool bShouldAlwaysUseMeshDeformer
)

 Always use a MeshDeformer as long as one can be found in the project settings Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

void SetCapsuleIndirectShadowMinVisibility ( float NewValue
)

   Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Lighting"

void SetCastCapsuleDirectShadow ( bool bNewValue
)

   Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Lighting"

void SetCastCapsuleIndirectShadow ( bool bNewValue
)

   Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Lighting"

void SetComponentSpaceTransformsDoubleBuffering ( bool bInDoubleBufferedComponentSpaceTransforms
)

   Components/SkinnedMeshComponent.h  

void SetCPUSkinningEnabled ( bool bEnable,
bool bRecreateRenderStateImmediately
)

 Set whether this component uses CPU skinning Notes: Components/SkinnedMeshComponent.h  

void SetExternalDeltaTime ( float InDeltaTime
)

 Set non-URO-based delta time Components/SkinnedMeshComponent.h  

void SetExternalInterpolationAlpha ( float InAlpha
)

 Set non-URO-based interpolation alpha Components/SkinnedMeshComponent.h  

void SetExternalTickRate ( uint8 InTickRate
)

 Set the external tick rate Components/SkinnedMeshComponent.h  

void SetForcedLOD ( int32 InNewForcedLOD
)

 Set ForcedLodModel of the mesh component Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

void SetForceUpdateDynamicDataImmediately ( bool bForceUpdateImmediately
)

   Components/SkinnedMeshComponent.h  

void SetForceWireframe ( bool InForceWireframe
)

 Sets the value of the bForceWireframe flag and reattaches the component as necessary. Components/SkinnedMeshComponent.h  

void SetLeaderPoseComponent ( USkinnedMeshComponent* NewLeaderBoneComponent,
bool bForceUpdate,
bool bInFollowerShouldTickPose
)

 Set LeaderPoseComponent for this component Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

void SetMasterPoseComponent ( USkinnedMeshComponent* NewMasterBoneComponent,
bool bForceUpdate
)

   Components/SkinnedMeshComponent.h  

void SetMaterialPreview ( int32 InMaterialIndexPreview
)

 Sets the value of the MaterialIndexPreview option. Components/SkinnedMeshComponent.h  

void SetMeshDeformer ( UMeshDeformer* InMeshDeformer
)

 Change the MeshDeformer that is used for this Component. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

void SetMinLOD ( int32 InNewMinLOD
)

 Set MinLodModel of the mesh component Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"
  • Meta=(DeprecatedFunction, DeprecationMessage="Use USkinnedMeshComponent::OverrideMinLOD() instead.")

virtual void SetPhysicsAsset ( UPhysicsAsset* NewPhysicsAsset,
bool bForceReInit
)

 Override the Physics Asset of the mesh. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

virtual void SetRefPoseOverride ( const TArray< FTransform >& NewRefPoseTransforms
)

 Apply an override for the current mesh ref pose Components/SkinnedMeshComponent.h  

void SetRenderStatic ( bool bNewValue
)

 Set whether this skinned mesh should be rendered as static mesh in a reference pose Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

void SetSectionPreview ( int32 InSectionIndexPreview
)

 Sets the value of the SectionIndexPreview option. Components/SkinnedMeshComponent.h  

void SetSelectedEditorMaterial ( int32 NewSelectedEditorMaterial
)

 Sets the value of the SelectedEditorMaterial option. Components/SkinnedMeshComponent.h  

void SetSelectedEditorSection ( int32 NewSelectedEditorSection
)

 Sets the value of the SelectedEditorSection option. Components/SkinnedMeshComponent.h  

virtual void SetSkeletalMesh ( USkeletalMesh* NewMesh,
bool bReinitPose
)

 Change the SkeletalMesh that is rendered for this Component. Components/SkinnedMeshComponent.h  

void SetSkinnedAsset ( USkinnedAsset* InSkinnedAsset
)

 Change the SkinnedAsset that is rendered without reinitializing this Component. Components/SkinnedMeshComponent.h  

virtual void SetSkinnedAssetAndUpdate ( USkinnedAsset* NewMesh,
bool bReinitPose
)

 Change the SkinnedAsset that is rendered for this Component. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

void SetSkinWeightOverride ( int32 LODIndex,
const TArray< FSkelMeshSkinWeightInfo >& SkinWeights
)

 Allow override of skin weights on a per-component basis. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

bool SetSkinWeightProfile ( FName InProfileName,
ESkinWeightProfileLayer InLayer
)

 Set up an override skin weight profile for this component on the given layer. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

void SetVertexColorOverride ( int32 LODIndex,
const TArray< FColor >& VertexColors
)

 Allow override of vertex colors on a per-component basis. Components/SkinnedMeshComponent.h  

void SetVertexColorOverride_LinearColor ( int32 LODIndex,
const TArray< FLinearColor >& VertexColors
)

 Allow override of vertex colors on a per-component basis, taking array of Blueprint-friendly LinearColors. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"
  • Meta=(DisplayName="Set Vertex Color Override")

virtual bool ShouldCPUSkin()

 Function returns whether or not CPU skinning should be applied Allows the editor to override the skinning state for editor tools Components/SkinnedMeshComponent.h  

virtual bool ShouldNaniteSkin()

 Function returns whether Nanite should be used to render and skin this mesh. Components/SkinnedMeshComponent.h  

virtual bool ShouldTickPose()

 Should tick pose (by calling TickPose) in Tick Components/SkinnedMeshComponent.h  

virtual bool ShouldUpdateTransform ( bool bLODHasChanged
) const

 Should update transform in Tick Components/SkinnedMeshComponent.h  

bool ShouldUseUpdateRateOptimizations()

   Components/SkinnedMeshComponent.h  

void ShowAllMaterialSections ( int32 LODIndex
)

 Clear any material visibility modifications made by ShowMaterialSection Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

void ShowMaterialSection ( int32 MaterialID,
int32 SectionIndex,
bool bShow,
int32 LODIndex
)

 Allows hiding of a particular material (by ID) on this instance of a SkeletalMesh. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

virtual void TickPose ( float DeltaTime,
bool bNeedsValidRootMotion
)

 Tick Pose, this function ticks and do whatever it needs to do in this frame, should be called before RefreshBoneTransforms Components/SkinnedMeshComponent.h  

void TransformFromBoneSpace ( FName BoneName,
FVector InPosition,
FRotator InRotation,
FVector& OutPosition,
FRotator& OutRotation
)

 Transform a location/rotation in bone relative space to world space. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

void TransformToBoneSpace ( FName BoneName,
FVector InPosition,
FRotator InRotation,
FVector& OutPosition,
FRotator& OutRotation
) const

 Transform a location/rotation from world space to bone relative space. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

virtual void UnHideBone ( int32 BoneIndex
)

 Unhides the specified bone. Components/SkinnedMeshComponent.h  

void UnHideBoneByName ( FName BoneName
)

 UnHide the specified bone with name. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

void UnloadSkinWeightProfile ( FName InProfileName
)

 Unload a Skin Weight Profile's skin weight buffer (if created) Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

virtual void UnregisterOnBoneTransformsFinalizedDelegate ( const FDelegateHandle&
)

 Unregister an OnBoneTransformsFinalized callback. Components/SkinnedMeshComponent.h  

void UnsetMeshDeformer()

 Unset any MeshDeformer applied to this Component. Components/SkinnedMeshComponent.h
  • BlueprintCallable
  • Category="Components|SkinnedMesh"

virtual void UpdateFollowerComponent()

 Update Follower Component. This gets called when LeaderPoseComponent!=nullptr Components/SkinnedMeshComponent.h  

void UpdateLeaderBoneMap()

 Update LeaderBoneMap for LeaderPoseComponent and this component Components/SkinnedMeshComponent.h  

virtual bool UpdateLODStatus()

 Update the PredictedLODLevel and MaxDistanceFactor in the component from its MeshObject. Components/SkinnedMeshComponent.h  

void UpdateMasterBoneMap()

   Components/SkinnedMeshComponent.h  

void UpdateMorphMaterialUsageOnProxy()

 Checks/updates material usage on proxy based on current morph target usage Components/SkinnedMeshComponent.h  

void UpdateSkinWeightOverrideBuffer()

 Queues an update of the Skin Weight Buffer used by the current MeshObject Components/SkinnedMeshComponent.h  

virtual void UpdateSlaveComponent()

   Components/SkinnedMeshComponent.h  

virtual void UpdateVisualizeLODString ( FString& DebugString
)

   Components/SkinnedMeshComponent.h  

Overridden from UMeshComponent

Name Remarks Include Path Unreal Specifiers

virtual bool GetMaterialStreamingData ( int32 MaterialIndex,
FPrimitiveMaterialInfo& MaterialData
) const

 Get the material info for texture streaming. Return whether the data is valid or not. Components/SkinnedMeshComponent.h  

virtual bool PrestreamMeshLODs ( float Seconds
)

 Tell the streaming system to start streaming in all LODs for the mesh. Components/SkinnedMeshComponent.h  

virtual void RegisterLODStreamingCallback ( FLODStreamingCallback&& CallbackStreamingStart,
FLODStreamingCallback&& CallbackStreamingDone,
float TimeoutStartSecs,
float TimeoutDoneSecs
)

 Register a one-time callback that will be called when streaming starts or ends. Components/SkinnedMeshComponent.h  

virtual void RegisterLODStreamingCallback ( FLODStreamingCallback&& Callback,
int32 LODIdx,
float TimeoutSecs,
bool bOnStreamIn
)

 Register a one-time callback that will be called when criteria met Components/SkinnedMeshComponent.h  

Overridden from UPrimitiveComponent

Name Remarks Include Path Unreal Specifiers

virtual void CollectPSOPrecacheData ( const FPSOPrecacheParams& BasePrecachePSOParams,
FMaterialInterfacePSOPrecacheParamsList& OutParams
)

 Precache all PSOs which can be used by the component Components/SkinnedMeshComponent.h  

virtual FPrimitiveSceneProxy * CreateSceneProxy()

 Creates a proxy to represent the primitive to the scene manager in the rendering thread. Components/SkinnedMeshComponent.h  

virtual UMaterialInterface * GetMaterial ( int32 ElementIndex
) const

 Returns the material used by the element at the specified index Components/SkinnedMeshComponent.h  

virtual int32 GetMaterialIndex ( FName MaterialSlotName
) const

   Components/SkinnedMeshComponent.h  

virtual TArray< FName > GetMaterialSlotNames()

   Components/SkinnedMeshComponent.h  

virtual int32 GetNumMaterials()

 Return number of material elements in this primitive Components/SkinnedMeshComponent.h  

virtual void GetPrimitiveStats ( FPrimitiveStats& PrimitiveStats
) const

   Components/SkinnedMeshComponent.h  

virtual void GetStreamingRenderAssetInfo ( FStreamingTextureLevelContext& LevelContext,
TArray< FStreamingRenderAssetPrimitiveInfo >& OutStreamingRenderAssets
) const

 Enumerates the streaming textures/meshes used by the primitive. Components/SkinnedMeshComponent.h  

virtual float GetStreamingScale()

   Components/SkinnedMeshComponent.h  

virtual void GetUsedMaterials ( TArray< UMaterialInterface* >& OutMaterials,
bool bGetDebugMaterials
) const

 Retrieves the materials used in this component Components/SkinnedMeshComponent.h  

virtual bool IsMaterialSlotNameValid ( FName MaterialSlotName
) const

   Components/SkinnedMeshComponent.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/SkinnedMeshComponent.h  

virtual bool DoesSocketExist ( FName InSocketName
) const

 Return true if socket with the given name exists Components/SkinnedMeshComponent.h  

virtual bool GetMaterialPropertyPath ( int32 ElementIndex,
UObject*& OutOwner,
FString& OutPropertyPath,
FProperty*& OutProperty
)

 Returns full material property path and UObject owner property object Path examples: Material property path with array element and inner struct Materials[0].InnerStruct.Material Material property path with array element Materials[0] Simple material property path Materials Components/SkinnedMeshComponent.h  

virtual FTransform GetSocketTransform ( FName InSocketName,
ERelativeTransformSpace TransformSpace
) const

 Get world-space socket transform. Components/SkinnedMeshComponent.h  

virtual bool HasAnySockets()

 Returns true if this component has any sockets Components/SkinnedMeshComponent.h  

virtual void OnChildAttached ( USceneComponent* ChildComponent
)

 Called after a child scene component is attached to this component. Components/SkinnedMeshComponent.h  

virtual void OnChildDetached ( USceneComponent* ChildComponent
)

 Called after a child scene component is detached from this component. Components/SkinnedMeshComponent.h  

virtual void QuerySupportedSockets ( TArray< FComponentSocketDescription >& OutSockets
) const

 Get a list of sockets this component contains Components/SkinnedMeshComponent.h  

virtual void UpdateBounds()

 Update the Bounds of the component. Components/SkinnedMeshComponent.h  

virtual bool UpdateOverlapsImpl ( const TOverlapArrayView* NewPendingOverlaps,
bool bDoNotifies,
const TOverlapArrayView* OverlapsAtEndLocation
)

 Queries world and updates overlap tracking state for this component. Components/SkinnedMeshComponent.h  

Overridden from UObject

Name Remarks Include Path Unreal Specifiers

virtual void BeginDestroy()

   Components/SkinnedMeshComponent.h  

virtual bool CanEditChange ( const FProperty* InProperty
) const

   Components/SkinnedMeshComponent.h  

virtual FString GetDetailedInfoInternal()

   Components/SkinnedMeshComponent.h  

virtual void GetResourceSizeEx ( FResourceSizeEx& CumulativeResourceSize
)

   Components/SkinnedMeshComponent.h  

virtual EDataValidationResult IsDataValid ( FDataValidationContext& Context
) const

   Components/SkinnedMeshComponent.h  

virtual void PostEditChangeProperty ( FPropertyChangedEvent& PropertyChangedEvent
)

   Components/SkinnedMeshComponent.h  

virtual void PostLoad()

   Components/SkinnedMeshComponent.h  

virtual void Serialize ( FArchive& Ar
)

   Components/SkinnedMeshComponent.h  

Overridden from IInterface_AsyncCompilation

Name Remarks Include Path Unreal Specifiers

virtual bool IsCompiling()

 Returns whether this component is still being compiled or dependent on other objects being compiled. Components/SkinnedMeshComponent.h  

Overridden from IClothSimulationDataProvider

Name Remarks Include Path Unreal Specifiers

virtual void GetUpdateClothSimulationData_AnyThread ( TMap< int32, FClothSimulData >& OutClothSimulData,
FMatrix& OutLocalToWorld,
float& OutClothBlendWeight
) const

 Override this function to pass on cloth simulation data (or any deformable using the cloth pipeline) to the skeletal renderer. Components/SkinnedMeshComponent.h  

Protected

Name Remarks Include Path Unreal Specifiers

virtual void AddFollowerPoseComponent ( USkinnedMeshComponent* SkinnedMeshComponent
)

 Add a follower component to the FollowerPoseComponents array Components/SkinnedMeshComponent.h  

virtual void AddSlavePoseComponent ( USkinnedMeshComponent* SkinnedMeshComponent
)

   Components/SkinnedMeshComponent.h  

virtual bool AllocateTransformData()

 Allocate Transform Data array including SpaceBases, BoneVisibilityStates Components/SkinnedMeshComponent.h  

FBoxSphereBounds CalcMeshBound ( const FVector3f& RootOffset,
bool UsePhysicsAsset,
const FTransform& Transform
) const

 Update Mesh Bound information based on input Components/SkinnedMeshComponent.h  

uint8 ComputeMaxFirstLODIdxInAttachmentTree()

 Traverse the attachment tree and compute the highest streaming LOD index clamp among components with SyncAttachParentLOD enabled Components/SkinnedMeshComponent.h  

virtual void DeallocateTransformData()

   Components/SkinnedMeshComponent.h  

virtual void DispatchParallelTickPose ( FActorComponentTickFunction* TickFunction
)

 Parallel Tick Pose In the case where we do not want to refresh bone transforms (and would therefore not normally kick off a parallel eval task) we perform this 'mini tick' that kicks off the task. Components/SkinnedMeshComponent.h  

void FlipEditableSpaceBases()

 Flip the editable space base buffer Components/SkinnedMeshComponent.h  
Get the currently active MeshDeformer. Components/SkinnedMeshComponent.h  

void RefreshUpdateRateParams()

 Recreates update rate params and internal tracker data Components/SkinnedMeshComponent.h  

void ReleaseUpdateRateParams()

 Removes update rate params and internal tracker data Components/SkinnedMeshComponent.h  

virtual void RemoveFollowerPoseComponent ( USkinnedMeshComponent* SkinnedMeshComponent
)

 Remove a follower component from the FollowerPoseComponents array Components/SkinnedMeshComponent.h  

virtual void RemoveSlavePoseComponent ( USkinnedMeshComponent* SkinnedMeshComponent
)

   Components/SkinnedMeshComponent.h  

void SetMeshDeformer ( bool bInSetMeshDeformer,
UMeshDeformer* InMeshDeformer
)

 Set the MeshDeformer and update the internal MeshDeformerInstance. Components/SkinnedMeshComponent.h  

virtual void SetPredictedLODLevel ( int32 InPredictedLODLevel
)

 Set predicted LOD level. Components/SkinnedMeshComponent.h  

bool SetSkinWeightProfileStack ( const FSkinWeightProfileStack& InProfileStack
)

 Set the currently active skin weight profile stack to the given stack. Components/SkinnedMeshComponent.h  

bool ShouldUpdateBoneVisibility()

 Return true if it needs update. Return false if not Components/SkinnedMeshComponent.h  

void UpdateCachedSocketAttachmentFlag()

   Components/SkinnedMeshComponent.h  

bool UpdateLODStatus_Internal ( int32 InLeaderPoseComponentPredictedLODLevel,
bool bRequestedByLeaderPoseComponent
)

 Helper function for UpdateLODStatus, called with a valid index for InLeaderPoseComponentPredictedLODLevel when updating LOD status for follower components Components/SkinnedMeshComponent.h  

Overridden from UMeshComponent

Name Remarks Include Path Unreal Specifiers

virtual void GetDefaultMaterialSlotsOverlayMaterial ( TArray< TObjectPtr< UMaterialInterface > >& OutMaterialSlotOverlayMaterials
) const

 Get all default LOD sections overlay materials used by a mesh. Components/SkinnedMeshComponent.h  

virtual UMaterialInterface * GetDefaultOverlayMaterial()

 Get the default overlay material used by a mesh Components/SkinnedMeshComponent.h  

virtual float GetDefaultOverlayMaterialMaxDrawDistance()

 Get the default overlay material max draw distance Components/SkinnedMeshComponent.h  

Overridden from UActorComponent

Name Remarks Include Path Unreal Specifiers

virtual UObject const * AdditionalStatObject()

 Give a readable name for this component, including asset name if applicable Components/SkinnedMeshComponent.h  

virtual void BeginPlay ()

 Used to detach physics objects before simulation begins. Components/SkinnedMeshComponent.h  
Used to create any rendering thread information for this component Components/SkinnedMeshComponent.h  
Used to shut down any rendering thread structure for this component Components/SkinnedMeshComponent.h  

virtual void OnRegister()

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

virtual void OnUnregister ()

 Called when a component is unregistered. Components/SkinnedMeshComponent.h  

virtual bool RequiresGameThreadEndOfFrameRecreate()

 Return true if this component requires end of frame recreates to happen from the game thread. Components/SkinnedMeshComponent.h  

virtual void SendRenderDynamicData_Concurrent()

 Called to send dynamic data for this component to the rendering thread Components/SkinnedMeshComponent.h  

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

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

Static

Name Remarks Include Path Unreal Specifiers

static void BindWorldDelegates()

 Helpers allowing us to cache feature level Components/SkinnedMeshComponent.h  

static void ComputeSkinnedPositions ( USkinnedMeshComponent* Component,
TArray< FVector3f >& OutPositions,
TArray< FMatrix44f >& CachedRefToLocals,
const FSkeletalMeshLODRenderData& LODData,
const FSkinWeightVertexBuffer& SkinWeightBuffer
)

 CPU evaluation of the positions of all vertices (returned in component space) Components/SkinnedMeshComponent.h  

static void GetPhysicsRequiredBones ( const USkinnedAsset* SkinnedAsset,
const UPhysicsAsset* PhysicsAsset,
TArray< FBoneIndexType >& OutRequiredBones
)

 Animation required bones Get the bones used by the physics asset (if any), as these have to be updated even if LODed out. Components/SkinnedMeshComponent.h  

static FVector3f GetSkinnedVertexPosition ( USkinnedMeshComponent* Component,
int32 VertexIndex,
const FSkeletalMeshLODRenderData& LODData,
FSkinWeightVertexBuffer& SkinWeightBuffer,
TArray< FMatrix44f >& CachedRefToLocals
)

 Simple, CPU evaluation of a vertex's skinned position (returned in component space) Components/SkinnedMeshComponent.h  

static FVector3f GetSkinnedVertexPosition ( USkinnedMeshComponent* Component,
int32 VertexIndex,
const FSkeletalMeshLODRenderData& LODDatal,
FSkinWeightVertexBuffer& SkinWeightBuffer
)

 Simple, CPU evaluation of a vertex's skinned position (returned in component space) Components/SkinnedMeshComponent.h  

static void GetSocketRequiredBones ( const USkinnedAsset* SkinnedAsset,
TArray< FBoneIndexType >& OutRequiredBones,
TArray< FBoneIndexType >& NeededBonesForFillComponentSpaceTransforms
)

 Get the bones that are used by sockets. Components/SkinnedMeshComponent.h  

static void HandleFeatureLevelChanged ( ERHIFeatureLevel::Type InFeatureLevel,
TWeakObjectPtr< UWorld > InWorld
)

   Components/SkinnedMeshComponent.h  

static void HandlePostWorldCreation ( UWorld* InWorld
)

   Components/SkinnedMeshComponent.h  

static void MergeInBoneIndexArrays ( TArray< FBoneIndexType >& BaseArray,
const TArray< FBoneIndexType >& InsertArray
)

 Takes sorted array Base and then adds any elements from sorted array Insert which is missing from it, preserving order. Components/SkinnedMeshComponent.h  

static bool ShouldRenderNaniteSkinnedMeshes()

 Returns true if skinned meshes are allowed to be rendered as Nanite when enabled on the mesh. Components/SkinnedMeshComponent.h  

Deprecated Variables

Name Type Remarks Include Path Unreal Specifiers
MeshDeformerInstance_DEPRECATED TObjectPtr< UMeshDeformerInstance >   Components/SkinnedMeshComponent.h
  • Transient
  • BlueprintReadOnly
  • BlueprintGetter=GetMeshDeformerInstance
  • Category="Deformer"
  • Meta=(DeprecatedProperty, DeprecationMessage="Use the GetMeshDeformerInstance function instead")
WireframeColor_DEPRECATED FColor Wireframe color Components/SkinnedMeshComponent.h  

Deprecated Functions

Name Remarks Include Path Unreal Specifiers
Get the SkeletalMesh rendered for this mesh. Components/SkinnedMeshComponent.h
  • BlueprintPure
  • Category="Components|SkinnedMesh"
  • DisplayName="Get Skeletal Mesh"
  • Meta=(DeprecatedFunction, DeprecationMessage="Use USkeletalMeshComponent::GetSkeletalMeshAsset() or GetSkinnedAsset() instead.")

void SetSkeletalMesh_DEPRECATED ( USkeletalMesh* NewMesh
)

   Components/SkinnedMeshComponent.h  

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