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  3. FGenerateClusterConvexHullsFromLeafHullsDataflowNode

FGenerateClusterConvexHullsFromLeafHullsDataflowNode

Generates cluster convex hulls for leafs hulls

API > API/Plugins > API/Plugins/GeometryCollectionNodes

Generates cluster convex hulls for leafs hulls

   
Name FGenerateClusterConvexHullsFromLeafHullsDataflowNode
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 FGenerateClusterConvexHullsFromLeafHullsDataflowNode : public FDataflowNode

Inheritance Hierarchy

Constructors

Name Remarks Include Path Unreal Specifiers

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

   Dataflow/GeometryCollectionUtilityNodes.h  

Variables

Protected

Name Type Remarks Include Path Unreal Specifiers
AllowMerges EAllowConvexMergeMethod Method to determine if the convex hulls from two separate bones can potentially be merged Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category="Convex"
  • Meta=(DisplayName="Allow Merges Between Bones")
bAllowMergingLeafHulls bool Also allow the same hull merging process to run on leaf hulls (merging hulls on leaves in the selection) Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category="Convex"
  • Meta=(DataflowInput)
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="bProtectNegativeSpace && SampleMethod != ENegativeSpaceSampleMethodDataflowEnum::Uniform", EditConditionHides)
bPreferExternalCollisionShapes bool Whether to prefer available External (imported) collision shapes instead of the computed convex hulls on the Collection Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category="Convex"
bProtectNegativeSpace bool Whether to use a sphere cover to define negative space that should not be covered by convex hulls Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category=NegativeSpace
  • Meta=(DataflowInput)
bRandomizeColor bool Randomize color per convex hull Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category="Debug Draw"
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="bProtectNegativeSpace && SampleMethod != ENegativeSpaceSampleMethodDataflowEnum::Uniform", EditConditionHides)
Collection FManagedArrayCollection   Dataflow/GeometryCollectionUtilityNodes.h
  • Meta=(DataflowInput, DataflowOutput)
ColorRandomSeed int32 Random seed Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category="Debug Draw"
  • Meta=(ClampMin="0", EditCondition="bRandomizeColor==true", EditConditionHides)
ConvexCount int32 Maximum number of convex to generate for a specific cluster. Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category="Convex"
  • Meta=(DataflowInput, EditCondition="ErrorTolerance == 0")
DebugDrawRenderSettings FDataflowNodeDebugDrawSettings   Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category="Debug Draw"
  • Meta=(ShowOnlyInnerProperties)
ErrorTolerance double Error tolerance to use to decide to merge leaf convex together. Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category="Convex"
  • Meta=(DataflowInput, UIMin="0", UIMax="100.", Units=cm)
MergeProximityDistanceThreshold float If applying a convex hull proximity filter, the distance threshold to use for determining that two convex hulls are close enough to merge Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category="Convex"
  • Meta=(Units=cm, EditCondition="MergeProximityFilter != EConvexHullProximityFilter::None")
MergeProximityFilter EConvexHullProximityFilter Filter to optionally only consider spatially close convex hulls for merges Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category="Convex"
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, EditCondition="bProtectNegativeSpace", EditConditionHides)
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, EditCondition="bProtectNegativeSpace", EditConditionHides)
NegativeSpaceTolerance double Amount of space to leave between convex hulls and protected negative space Dataflow/GeometryCollectionUtilityNodes.h
  • EditAnywhere
  • Category=NegativeSpace
  • Meta=(DataflowInput, ClampMin=.01, UIMin=.1, Units=cm, EditCondition="bProtectNegativeSpace", EditConditionHides)
OptionalSelectionFilter FDataflowTransformSelection Optional transform selection to compute cluster hulls on if not provided, all cluster hulls 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
  • Meta=(EditCondition="bProtectNegativeSpace", EditConditionHides)
SphereCovering FDataflowSphereCovering A representation of the negative space protected by the 'protect negative space' option. If negative space is not protected, this will contain zero spheres. 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="bProtectNegativeSpace", EditConditionHides)

Functions

Public

Name Remarks Include Path Unreal Specifiers

DATAFLOW_NODE_DEFINE_INTERNAL ( FGenerateClusterConvexHullsFromLeafHullsDataflowNode,
"GenerateClusterConvexHullsFromLeafHulls",
"GeometryCollection|Utilities",
""
)

   Dataflow/GeometryCollectionUtilityNodes.h  

FGeometryCollection::StaticType()

   Dataflow/GeometryCollectionUtilityNodes.h  

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