FAnimNode_LookAt | Unreal Engine 5.7 Documentation

Simple controller that make a bone to look at the point or another bone


Name	FAnimNode_LookAt
Type	struct
Header File	/Engine/Source/Runtime/AnimGraphRuntime/Public/BoneControllers/AnimNode_LookAt.h
Include Path	#include "BoneControllers/AnimNode_LookAt.h"

Syntax

USTRUCT (BlueprintInternalUseOnly)  
struct FAnimNode_LookAt : public FAnimNode_SkeletalControlBase

Name	Remarks	Include Path	Unreal Specifiers
FAnimNode_LookAt()	In the future, it would be nice to have more options, -i.e. lag, interpolation speed	BoneControllers/AnimNode_LookAt.h

Name	Type	Remarks	Include Path	Unreal Specifiers
BoneToModify	FBoneReference	Name of bone to control. This is the main bone chain to modify from.	BoneControllers/AnimNode_LookAt.h	EditAnywhere Category=SkeletalControl
bUseLookUpAxis	bool	Whether or not to use Look up axis	BoneControllers/AnimNode_LookAt.h	EditAnywhere Category=SkeletalControl
InterpolationTime	float		BoneControllers/AnimNode_LookAt.h	EditAnywhere BlueprintReadWrite Category=SkeletalControl Meta=(PinHiddenByDefault)
InterpolationTriggerThreashold	float		BoneControllers/AnimNode_LookAt.h	EditAnywhere BlueprintReadWrite Category=SkeletalControl Meta=(PinHiddenByDefault)
InterpolationType	TEnumAsByte< EInterpolationBlend::Type >		BoneControllers/AnimNode_LookAt.h	EditAnywhere BlueprintReadWrite Category=SkeletalControl Meta=(PinHiddenByDefault)
LookAt_Axis	FAxis		BoneControllers/AnimNode_LookAt.h	EditAnywhere Category=SkeletalControl
LookAtClamp	float	Look at Clamp value in degrees - if your look at axis is Z, only X, Y degree of clamp will be used	BoneControllers/AnimNode_LookAt.h	EditAnywhere BlueprintReadWrite Category=SkeletalControl Meta=(PinHiddenByDefault)
LookAtLocation	FVector	Target Offset.	BoneControllers/AnimNode_LookAt.h	EditAnywhere BlueprintReadWrite Category=Target Meta=(PinHiddenByDefault)
LookAtTarget	FBoneSocketTarget	Target socket to look at.	BoneControllers/AnimNode_LookAt.h	EditAnywhere Category=Target
LookUp_Axis	FAxis		BoneControllers/AnimNode_LookAt.h	EditAnywhere Category=SkeletalControl

Name	Type	Remarks	Include Path
AccumulatedInterpoolationTime	float	Current Alpha	BoneControllers/AnimNode_LookAt.h
CachedCurrentLookAtLocation	FVector		BoneControllers/AnimNode_LookAt.h
CachedCurrentTargetLocation	FVector		BoneControllers/AnimNode_LookAt.h
CachedLookAtTransform	FTransform		BoneControllers/AnimNode_LookAt.h
CachedOriginalTransform	FTransform	Debug draw cached data	BoneControllers/AnimNode_LookAt.h
CachedPreviousTargetLocation	FVector		BoneControllers/AnimNode_LookAt.h
CachedTargetCoordinate	FTransform		BoneControllers/AnimNode_LookAt.h
CurrentLookAtLocation	FVector	Debug transient data	BoneControllers/AnimNode_LookAt.h
CurrentTargetLocation	FVector	Current Target Location	BoneControllers/AnimNode_LookAt.h
PreviousTargetLocation	FVector		BoneControllers/AnimNode_LookAt.h

Name	Remarks	Include Path	Unreal Specifiers
void ConditionalDebugDraw ( FPrimitiveDrawInterface* PDI, USkeletalMeshComponent* MeshComp ) const		BoneControllers/AnimNode_LookAt.h
FVector GetCachedTargetLocation()		BoneControllers/AnimNode_LookAt.h

Name	Remarks	Include Path
virtual void EvaluateComponentSpaceInternal ( FComponentSpacePoseContext& Context )	Use this function to evaluate for skeletal control base	BoneControllers/AnimNode_LookAt.h
virtual void EvaluateSkeletalControl_AnyThread ( FComponentSpacePoseContext& Output, TArray< FBoneTransform >& OutBoneTransforms )	Evaluate the new component-space transforms for the affected bones.	BoneControllers/AnimNode_LookAt.h
virtual bool IsValidToEvaluate ( const USkeleton* Skeleton, const FBoneContainer& RequiredBones )	Return true if it is valid to Evaluate	BoneControllers/AnimNode_LookAt.h
virtual void UpdateInternal ( const FAnimationUpdateContext& Context )	Interface for derived skeletal controls to implement use this function to update for skeletal control base	BoneControllers/AnimNode_LookAt.h

Name	Remarks	Include Path	Unreal Specifiers
virtual void GatherDebugData ( FNodeDebugData& DebugData )		BoneControllers/AnimNode_LookAt.h
virtual void Initialize_AnyThread ( const FAnimationInitializeContext& Context )		BoneControllers/AnimNode_LookAt.h

Name	Remarks	Include Path	Unreal Specifiers
virtual void ModifyPoseFromDeltaRotation ( FComponentSpacePoseContext& Output, TArray< FBoneTransform >& OutBoneTransforms, FTransform& InOutBoneToModifyTransform, const FQuat& DeltaRotation )		BoneControllers/AnimNode_LookAt.h

Name	Remarks	Include Path	Unreal Specifiers
static float AlphaToBlendType ( float InAlpha, EInterpolationBlend::Type BlendType )	Turn a linear interpolated alpha into the corresponding AlphaBlendType	BoneControllers/AnimNode_LookAt.h

Name	Type	Remarks	Include Path
CustomLookAtAxis_DEPRECATED	FVector	Custom look up axis in local space.	BoneControllers/AnimNode_LookAt.h
CustomLookUpAxis_DEPRECATED	FVector	Custom look up axis in local space.	BoneControllers/AnimNode_LookAt.h
LookAtAxis_DEPRECATED	TEnumAsByte< EAxisOption::Type >	Look at axis, which axis to align to look at point	BoneControllers/AnimNode_LookAt.h
LookAtBone_DEPRECATED	FBoneReference	Target Bone to look at - You can use LookAtLocation if you need offset from this point.	BoneControllers/AnimNode_LookAt.h
LookAtSocket_DEPRECATED	FName		BoneControllers/AnimNode_LookAt.h
LookUpAxis_DEPRECATED	TEnumAsByte< EAxisOption::Type >	Look up axis in local space	BoneControllers/AnimNode_LookAt.h