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  3. UMirrorDataTable

UMirrorDataTable

Data table for mirroring bones, notifies, and curves.

API > API/Runtime > API/Runtime/Engine

Data table for mirroring bones, notifies, and curves. The mirroring table allows self mirroring with entries where the name and mirrored name are identical

   
Name UMirrorDataTable
Type class
Header File /Engine/Source/Runtime/Engine/Classes/Animation/MirrorDataTable.h
Include Path #include "Animation/MirrorDataTable.h"

Syntax

UCLASS (MinimalAPI, BlueprintType, HideCategories=(ImportOptions, ImportSource))  
class UMirrorDataTable : public UDataTable

Inheritance Hierarchy

Constructors

Name Remarks Include Path Unreal Specifiers

UMirrorDataTable ( const FObjectInitializer& ObjectInitializer
)

   Animation/MirrorDataTable.h  

Variables

Public

Name Type Remarks Include Path Unreal Specifiers
AnimNotifyToMirrorAnimNotifyMap TMap< FName, FName > Map from animation notify to mirrored animation notify. Animation/MirrorDataTable.h  
bMirrorRootMotion bool   Animation/MirrorDataTable.h
  • EditAnywhere
  • Category=Mirroring
BoneToMirrorBoneIndex TCustomBoneIndexArray< FSkeletonPoseBoneIndex, FSkeletonPoseBoneIndex > Index of the mirror bone for a given bone index in the reference skeleton, or INDEX_NONE if the bone is not mirrored. Animation/MirrorDataTable.h  
CurveMirrorSourceUIDArray TArray< SmartName::UID_Type >   Animation/MirrorDataTable.h  
CurveMirrorTargetUIDArray TArray< SmartName::UID_Type >   Animation/MirrorDataTable.h  
CurveToMirrorCurveMap TMap< FName, FName > Map from animation curve to mirrored animation curve. Animation/MirrorDataTable.h  
MirrorAxis TEnumAsByte< EAxis::Type >   Animation/MirrorDataTable.h
  • EditAnywhere
  • Category=Mirroring
MirrorFindReplaceExpressions TArray< FMirrorFindReplaceExpression >   Animation/MirrorDataTable.h
  • EditAnywhere
  • Category=CreateTable
Skeleton TObjectPtr< USkeleton >   Animation/MirrorDataTable.h
  • EditAnywhere
  • AssetRegistrySearchable
  • Category=Skeleton
SyncToMirrorSyncMap TMap< FName, FName > Map from sync marker to mirrored sync marker. Animation/MirrorDataTable.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

void FillCompactPoseAndComponentRefRotations ( const FBoneContainer& BoneContainer,
TCustomBoneIndexArray< FCompactPoseBoneIndex, FCompactPoseBoneIndex >& OutCompactPoseMirrorBones,
TCustomBoneIndexArray< FQuat, FCompactPoseBoneIndex >& OutComponentSpaceRefRotations
) const

 Populates two arrays with a mapping of compact pose mirror bones and reference rotations Animation/MirrorDataTable.h  

void FillMirrorBoneIndexes ( const USkeleton* Skeleton,
TCustomBoneIndexArray< FSkeletonPoseBoneIndex, FSkeletonPoseBoneIndex >& OutMirrorBoneIndexes
) const

 Converts the mirror data table Name -> MirrorName map into an index map for the given ReferenceSkeleton Animation/MirrorDataTable.h  

FName FindReplace ( FName InName
) const

 Evaluate the MirrorFindReplaceExpressions on InName and return the replaced value of the first entry that matches Animation/MirrorDataTable.h  
Populates the table by running the MirrorFindReplaceExpressions on bone names in the Skeleton. Animation/MirrorDataTable.h  

Overridden from UObject

Name Remarks Include Path Unreal Specifiers

virtual void PostEditChangeProperty ( FPropertyChangedEvent& PropertyChangedEvent
)

   Animation/MirrorDataTable.h  

virtual void PostLoad()

   Animation/MirrorDataTable.h  

Protected

Name Remarks Include Path Unreal Specifiers

void FillMirrorArrays()

 Fill BoneToMirrorBoneIndex, CurveMirrorSourceUIDArray, CurveMirrorTargetUIDArray and NotifyToMirrorNotifyIndex based on the Skeleton and Table Contents. Animation/MirrorDataTable.h  

Static

Name Remarks Include Path Unreal Specifiers

static void FillCompactPoseMirrorBones ( const FBoneContainer& BoneContainer,
const TCustomBoneIndexArray< FSkeletonPoseBoneIndex, FSkeletonPoseBoneIndex >& MirrorBoneIndexes,
TCustomBoneIndexArray< FCompactPoseBoneIndex, FCompactPoseBoneIndex >& OutCompactPoseMirrorBones
)

 Create Mirror Bone Indices for the provided BoneContainer. Animation/MirrorDataTable.h  

static FName FindBestMirroredBone ( const FName InBoneName,
const FReferenceSkeleton& InRefSkeleton,
EAxis::Type InMirrorAxis,
const float SearchThreshold
)

 Finds the "best matching" mirrored bone across the specified axis. Animation/MirrorDataTable.h  

static FName GetMirrorName ( FName InName,
const TArray< FMirrorFindReplaceExpression >& MirrorFindReplaceExpressions
)

 Apply the provided find and replace strings against the given name, returning the mirrored name or NAME_None if none of the find strings are found in the name. Animation/MirrorDataTable.h  

static FName GetSettingsMirrorName ( FName InName
)

 Apply the animation settings mirroring find and replace strings against the given name, returning the mirrored name or NAME_None if none of the find strings are found in the name. Animation/MirrorDataTable.h  

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