FCreateNegativeSpaceSphereCovering

Generates a negative space sphere covering for a given geometry collection or subset of bones in the collection

API > API/Plugins > API/Plugins/GeometryCollectionNodes

Generates a negative space sphere covering for a given geometry collection or subset of bones in the collection

   
Name FCreateNegativeSpaceSphereCovering
Type struct
Header File /Engine/Plugins/Experimental/GeometryCollectionPlugin/Source/GeometryCollectionNodes/Public/Dataflow/GeometryCollectionUtilityNodes.h
Include Path #include "Dataflow/GeometryCollectionUtilityNodes.h"

Syntax

USTRUCT (Meta=(DataflowGeometryCollection))  
struct FCreateNegativeSpaceSphereCovering : public FDataflowNode

Inheritance Hierarchy

Constructors

Name Remarks Include Path Unreal Specifiers

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

   Dataflow/GeometryCollectionUtilityNodes.h  

Variables

Public

Name Type Remarks Include Path Unreal Specifiers  
bOnlyConnectedToHull bool When performing Voxel Search, only look for negative space that is connected out to the convex hull. Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category=NegativeSpace
  • Meta=(EditCondition="SampleMethod != ENegativeSpaceSampleMethodDataflowEnum::Uniform")
  
bRequireSearchSampleCoverage bool Whether to require that all candidate locations identified by Voxel Search are covered by negative space samples, up to the specified Min Sample Spacing. Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category=NegativeSpace
  • Meta=(EditCondition="SampleMethod != ENegativeSpaceSampleMethodDataflowEnum::Uniform")
  
MinRadius double Spheres smaller than this are not included in the negative space Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category=NegativeSpace
  • Meta=(DataflowInput, ClampMin=0, Units=cm)
  
MinSampleSpacing double Minimum desired spacing between spheres; if > 0, will attempt not to place sphere centers closer than this Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category=NegativeSpace
  • Meta=(DataflowInput, ClampMin=0, Units=cm)
  
NegativeSpaceTolerance double Amount of space to leave between input geometry and protected negative space Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category=NegativeSpace
  • Meta=(DataflowInput, ClampMin=.01, UIMin=.1, Units=cm)
  
OptionalSelectionFilter FDataflowTransformSelection Optional transform selection if not provided, covering for all leaf geometry will be computed. Dataflow/GeometryCollectionUtilityNodes.h
  • Meta=(DataflowInput)
  
SampleMethod ENegativeSpaceSampleMethodDataflowEnum Method to use to find and sample negative space Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category=NegativeSpace
  
SphereCovering DATAFLOW_NODE_DEFINE_INTERNAL(FCreateNegativeSpaceSphereCovering, "CreateNegativeSpaceSphereCovering", "GeometryCollection Utilities", "") private FDataflowSphereCovering   Dataflow/GeometryCollectionUtilityNodes.h
  • Meta=(DataflowOutput)
SphereCoveringDebugDrawRenderSettings FDataflowNodeSphereCoveringDebugDrawSettings   Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category="Debug Draw - Sphere Covering"
  • Meta=(ShowOnlyInnerProperties)
  
TargetNumSamples int32 Approximate number of spheres to consider when covering negative space. Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category=NegativeSpace
  • Meta=(DataflowInput, ClampMin=1, EditCondition="SampleMethod == ENegativeSpaceSampleMethodDataflowEnum::Uniform || !bRequireSearchSampleCoverage")
  

Functions

Public

Public Virtual

Overridden from FDataflowNode

Name Remarks Include Path Unreal Specifiers

virtual bool CanDebugDraw()

   Dataflow/GeometryCollectionUtilityNodes.h  

virtual bool CanDebugDrawViewMode ( const FName& ViewModeName
) const

   Dataflow/GeometryCollectionUtilityNodes.h  

virtual void DebugDraw ( UE::Dataflow::FContext& Context,
IDataflowDebugDrawInterface& DataflowRenderingInterface,
const FDebugDrawParameters& DebugDrawParameters
) const

   Dataflow/GeometryCollectionUtilityNodes.h  

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

   Dataflow/GeometryCollectionUtilityNodes.h  

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