FUniformPointSamplingDataflowNode | Unreal Engine 5.6 Documentation

Uniform Sampling on a DynamicMesh


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

Syntax

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

FSharedFromThisBase → TSharedFromThis → FDataflowNode → FUniformPointSamplingDataflowNode

Name	Remarks	Include Path	Unreal Specifiers
FUniformPointSamplingDataflowNode ( const UE::Dataflow::FNodeParameters& InParam, FGuid InGuid )		Dataflow/GeometryCollectionSamplingNodes.h

Name	Type	Remarks	Include Path	Unreal Specifiers
MaxNumSamples	int32	Maximum number of samples requested. If 0 or default value, mesh will be maximally sampled	Dataflow/GeometryCollectionSamplingNodes.h	EditAnywhere Category=Options Meta=(DataflowInput, UIMin=0)
NumSamplePoints	int32	Number of Sampled positions on the mesh	Dataflow/GeometryCollectionSamplingNodes.h	Meta=(DataflowOutput)
RandomSeed	int32	Random Seed used to initialize sampling strategies	Dataflow/GeometryCollectionSamplingNodes.h	EditAnywhere Category=Options Meta=(DataflowInput)
SampleBarycentricCoords	TArray< FVector >	Barycentric Coordinates of each Sample Point in it's respective Triangle.	Dataflow/GeometryCollectionSamplingNodes.h	Meta=(DataflowOutput)
SamplePoints	TArray< FVector >	Sampled positions on the mesh	Dataflow/GeometryCollectionSamplingNodes.h	Meta=(DataflowOutput)
SampleTriangleIDs	TArray< int32 >	Sampled triangleID	Dataflow/GeometryCollectionSamplingNodes.h	Meta=(DataflowOutput)
SamplingRadius	float	Desired "radius" of sample points. Spacing between samples is at least 2x this value.	Dataflow/GeometryCollectionSamplingNodes.h	EditAnywhere Category=Options Meta=(DataflowInput, UIMin=0.f)
SubSampleDensity	float	Density of subsampling used in Poisson strategy.	Dataflow/GeometryCollectionSamplingNodes.h	EditAnywhere Category=Options Meta=(DataflowInput, UIMin=0.f)
TargetMesh	TObjectPtr< UDynamicMesh >	Mesh to sample points on	Dataflow/GeometryCollectionSamplingNodes.h	Meta=(DataflowInput, DataflowIntrinsic)

Name	Remarks	Include Path	Unreal Specifiers
DATAFLOW_NODE_DEFINE_INTERNAL ( FUniformPointSamplingDataflowNode, "UniformPointSampling", "PointSampling", "" )		Dataflow/GeometryCollectionSamplingNodes.h
FName ( "TArray" )		Dataflow/GeometryCollectionSamplingNodes.h

Name	Remarks	Include Path	Unreal Specifiers
virtual void Evaluate ( UE::Dataflow::FContext& Context, const FDataflowOutput* Out ) const		Dataflow/GeometryCollectionSamplingNodes.h