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The FABRIK solver can solve multi chains within a root using multi effectors the Forward and Backward Reaching Inverse Kinematics algorithm. For now this node supports single effector chains only.
| Name | FRigUnit_MultiFABRIK |
| Type | struct |
| Header File | /Engine/Plugins/Animation/ControlRig/Source/ControlRig/Public/Units/Highlevel/Hierarchy/RigUnit_MultiFABRIK.h |
| Include Path | #include "Units/Highlevel/Hierarchy/RigUnit_MultiFABRIK.h" |
Syntax
USTRUCT (
Meta=(DisplayName="Multi Effector FABRIK", Category="Hierarchy", Keywords="Multi, Effector, N-Chain,IK", NodeColor="0 1 1"))
struct FRigUnit_MultiFABRIK : public FRigUnit_HighlevelBaseMutable
Inheritance Hierarchy
- FRigVMStruct → FRigUnit → FRigUnitMutable → FRigUnit_HighlevelBaseMutable → FRigUnit_MultiFABRIK
Constructors
| Name | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|
FRigUnit_MultiFABRIK() |
Units/Highlevel/Hierarchy/RigUnit_MultiFABRIK.h |
Variables
Public
| Name | Type | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|---|
| bIsInitialized | bool | Units/Highlevel/Hierarchy/RigUnit_MultiFABRIK.h |
|
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| bPropagateToChildren | bool | If set to true all of the global transforms of the children of this bone will be recalculated based on their local transforms. | Units/Highlevel/Hierarchy/RigUnit_MultiFABRIK.h |
|
| Effectors | TArray< FRigUnit_MultiFABRIK_EndEffector > | Units/Highlevel/Hierarchy/RigUnit_MultiFABRIK.h |
|
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| MaxIterations | int32 | The maximum number of iterations. Values between 4 and 16 are common. | Units/Highlevel/Hierarchy/RigUnit_MultiFABRIK.h |
|
| Precision | float | The precision to use for the fabrik solver | Units/Highlevel/Hierarchy/RigUnit_MultiFABRIK.h |
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| RootBone | FName | The first bone in the chain to solve | Units/Highlevel/Hierarchy/RigUnit_MultiFABRIK.h |
|
| WorkData | FRigUnit_MultiFABRIK_WorkData | Units/Highlevel/Hierarchy/RigUnit_MultiFABRIK.h |
|
Functions
Public
Overridden from FRigVMStruct
| Name | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|
virtual void Execute() |
Units/Highlevel/Hierarchy/RigUnit_MultiFABRIK.h | ||
virtual void Initialize() |
Units/Highlevel/Hierarchy/RigUnit_MultiFABRIK.h |