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Unreal Engine C++ API Reference > Runtime > AnimGraphRuntime > BoneControllers
Inheritance Hierarchy
- FAnimNode_Base
- FAnimNode_ScaleChainLength
References
| Module | AnimGraphRuntime |
| Header | /Engine/Source/Runtime/AnimGraphRuntime/Public/BoneControllers/AnimNode_ScaleChainLength.h |
| Include | #include "BoneControllers/AnimNode_ScaleChainLength.h" |
Syntax
struct FAnimNode_ScaleChainLength : public FAnimNode_Base
Remarks
Scale the length of a chain of bones.
Variables
| Type | Name | Description | |
|---|---|---|---|
 |
float | ActualAlpha | |
 |
float | Alpha | |
 |
FInputScaleBias | AlphaScaleBias | |
 |
bool | bBoneIndicesCached | |
 |
TArray< FCompactPoseBoneIndex > | ChainBoneIndices | |
 |
FBoneReference | ChainEndBone | |
 |
EScaleChainInitialLength | ChainInitialLength | |
 |
FBoneReference | ChainStartBone | |
 |
float | DefaultChainLength | Default chain length, as animated. |
 |
FPoseLink | InputPose | |
 |
FVector | TargetLocation |
Constructors
| Type | Name | Description | |
|---|---|---|---|
 |
Functions
| Type | Name | Description | |
|---|---|---|---|
  |
double | GetInitialChainLength
(
FCompactPose& InLSPose, |
Overridden from FAnimNode_Base
| Type | Name | Description | |
|---|---|---|---|
  |
void | CacheBones_AnyThread
(
const FAnimationCacheBonesContext& Context |
Called to cache any bones that this node needs to track (e.g. in a FBoneReference). |
  |
void | Evaluate_AnyThread
(
FPoseContext& Output |
Called to evaluate local-space bones transforms according to the weights set up in Update(). |
  |
void | GatherDebugData
(
FNodeDebugData& DebugData |
Called to gather on-screen debug data. This is called on the game thread. |
  |
void | Initialize_AnyThread
(
const FAnimationInitializeContext& Context |
Called when the node first runs. |
  |
void | Update_AnyThread
(
const FAnimationUpdateContext& Context |
Called to update the state of the graph relative to this node. |