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  3. FSetMuscleActivationParameterNode

FSetMuscleActivationParameterNode

Sets per-muscle parameters for custom muscle contraction.

API > API/Plugins > API/Plugins/ChaosFleshNodes

Sets per-muscle parameters for custom muscle contraction.

   
Name FSetMuscleActivationParameterNode
Type struct
Header File /Engine/Plugins/Experimental/ChaosFlesh/Source/ChaosFleshNodes/Public/Dataflow/ChaosFleshComputeMuscleActivationNode.h
Include Path #include "Dataflow/ChaosFleshComputeMuscleActivationNode.h"

Syntax

USTRUCT (Meta=(DataflowFlesh))  
struct FSetMuscleActivationParameterNode : public FDataflowNode

Inheritance Hierarchy

Constructors

Name Remarks Include Path Unreal Specifiers

FSetMuscleActivationParameterNode ( const UE::Dataflow::FNodeParameters& InParam,
FGuid InGuid
)

   Dataflow/ChaosFleshComputeMuscleActivationNode.h  

Variables

Public

Name Type Remarks Include Path Unreal Specifiers
AnimationAsset TObjectPtr< UAnimSequence > Use minimum muscle lengths across this animation asset to infer MuscleLengthRatioThresholdForMaxActivation Dataflow/ChaosFleshComputeMuscleActivationNode.h
  • EditAnywhere
  • Category="Animation Data"
  • Meta=(DataflowInput)
ApplyCustomParameters FDataflowFunctionProperty Click on this button to apply custom muscle parameters. Dataflow/ChaosFleshComputeMuscleActivationNode.h
  • EditAnywhere
  • Category="Custom Parameters"
  • Meta=(ButtonImage="Icons.Refresh")
ApplyGlobalParameters FDataflowFunctionProperty Click on this button to apply global parameters. Dataflow/ChaosFleshComputeMuscleActivationNode.h
  • EditAnywhere
  • Category="Global Parameters"
  • Meta=(ButtonImage="Icons.Refresh")
bUseLengthActivationCurve bool   Dataflow/ChaosFleshComputeMuscleActivationNode.h
  • EditAnywhere
  • Meta=(InlineEditConditionToggle)
  • Category="Global Parameters"
Collection FManagedArrayCollection   Dataflow/ChaosFleshComputeMuscleActivationNode.h
  • Meta=(DataflowInput, DataflowOutput, DisplayName="Collection", DataflowPassthrough="Collection")
ContractionVolumeScale float Muscles gain volume during contraction if > 1. Volume-preserving if 1. Default: 1 Dataflow/ChaosFleshComputeMuscleActivationNode.h
  • EditAnywhere
  • Category="Global Parameters"
  • DisplayName="Global Contraction Volume Scale"
  • Meta=(ClampMin="0")
GlobalFiberLengthRatioAtMaxActivation float How much muscle fibers shorten at max activation 1. Dataflow/ChaosFleshComputeMuscleActivationNode.h
  • EditAnywhere
  • Category="Global Parameters"
  • Meta=(ClampMin="0", ClampMax="1")
GlobalInflationVolumeScale float Inflates muscle rest volume if > 1 and deflates muscle rest volume if < 1. Default: 1 Dataflow/ChaosFleshComputeMuscleActivationNode.h
  • EditAnywhere
  • Category="Global Parameters"
  • Meta=(ClampMin="0")
GlobalLengthActivationCurve FRuntimeFloatCurve Curve editor for muscle length-activation curve. Dataflow/ChaosFleshComputeMuscleActivationNode.h
  • EditAnywhere
  • Category="Global Parameters"
  • Meta=(EditCondition="bUseLengthActivationCurve")
GlobalMuscleLengthRatioThresholdForMaxActivation float Muscle length ratio (defined by origin-insertion distance) below this threshold is considered to reach max activation 1. Dataflow/ChaosFleshComputeMuscleActivationNode.h
  • EditAnywhere
  • Category="Global Parameters"
  • Meta=(ClampMin="0", ClampMax="1")
ImportAllMuscleNames FDataflowFunctionProperty Click on this button to import muscle bone names (in the Transform group) from the collection. Dataflow/ChaosFleshComputeMuscleActivationNode.h
  • EditAnywhere
  • Category="Custom Parameters"
  • Meta=(ButtonImage="Icons.Import")
ImportLowestMuscleLengthRatio FDataflowFunctionProperty Click on this button to import the minimum muscle lengths across the animation asset as MuscleLengthRatioThresholdForMaxActivation Dataflow/ChaosFleshComputeMuscleActivationNode.h
  • EditAnywhere
  • Category="Animation Data"
  • Meta=(ButtonImage="Icons.Import")
ParameterArray TArray< FPerMuscleParameter >   Dataflow/ChaosFleshComputeMuscleActivationNode.h
  • EditAnywhere
  • Category="Custom Parameters"
  • DisplayName="Per-muscle Parameters"
ParameterMethod TEnumAsByte< EParameterMethod >   Dataflow/ChaosFleshComputeMuscleActivationNode.h
  • EditAnywhere
  • Category="Parameter Method"
  • Meta=(EditCondition=false)
ResetToGlobalParameters FDataflowFunctionProperty Click on this button to reset per-muscle parameters to global parameters. Dataflow/ChaosFleshComputeMuscleActivationNode.h
  • EditAnywhere
  • Category="Custom Parameters"
  • Meta=(ButtonImage="Icons.Import")
SkeletalMesh TObjectPtr< USkeletalMesh > Skeletal mesh used to linear blend skin kinematic origins and insertions. Dataflow/ChaosFleshComputeMuscleActivationNode.h
  • EditAnywhere
  • Category="Animation Data"
  • Meta=(DataflowInput)
ThresholdScalingPercent float This percentage (usually between 0 and 100%) globally scales minimum muscle lengths computed from the animation asset. Dataflow/ChaosFleshComputeMuscleActivationNode.h
  • EditAnywhere
  • Category="Animation Data"
  • Meta=(ClampMin="0.0", ClampMax="200.0", UIMin="0.0", UIMax="200.0", Units="Percent")

Functions

Public

Name Remarks Include Path Unreal Specifiers

DATAFLOW_NODE_DEFINE_INTERNAL ( FSetMuscleActivationParameterNode,
"SetMuscleActivationParameter",
"Flesh",
""
)

   Dataflow/ChaosFleshComputeMuscleActivationNode.h  

FGeometryCollection::StaticType()

   Dataflow/ChaosFleshComputeMuscleActivationNode.h  

Overridden from FDataflowNode

Name Remarks Include Path Unreal Specifiers

virtual void Evaluate ( UE::Dataflow::FContext& Context,
const FDataflowOutput* Out
) const

   Dataflow/ChaosFleshComputeMuscleActivationNode.h  

virtual bool ShouldInvalidateOnPropertyChanged ( const FPropertyChangedEvent& InPropertyChangedEvent
) const

   Dataflow/ChaosFleshComputeMuscleActivationNode.h  

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