Unreal Engine 4.26 Documentation

Unreal Engine 4.27 Documentation

Unreal Engine 5.0 Documentation

Unreal Engine 5.1 Documentation

Unreal Engine 5.2 Documentation

Unreal Engine 5.3 Documentation

> Unreal Engine API Reference > Plugins > DynamicMesh > Operations > FMeshProjectionHull

Light Theme

Dark Theme

FMeshProjectionHull

Calculate a Convex Hull for a Mesh by first Projecting all vertices to a plane, computing a 2D convex polygon that contains them, and then sweeping that 2D hull to create an extruded 3D volume.

Windows

MacOS

Linux

References

Module	DynamicMesh
Header	/Engine/Plugins/Experimental/GeometryProcessing/Source/DynamicMesh/Public/Operations/MeshProjectionHull.h
Include	#include "Operations/MeshProjectionHull.h"

Syntax

class FMeshProjectionHull

Remarks

Calculate a Convex Hull for a Mesh by first Projecting all vertices to a plane, computing a 2D convex polygon that contains them, and then sweeping that 2D hull to create an extruded 3D volume.

Variables

	Name	Description
bool	bSimplifyPolygon	If true, 2D convex hull is simplified using MinEdgeLength and DeviationTolerance
FPolygon2d	ConvexHull2D	Calculated convex hull polygon
FDynamicMesh3	ConvexHull3D	Output swept-polygon convex hull
double	DeviationTolerance	Deviation Tolerance of the simplified 2D Convex Hull
const FDynamicM...	Mesh	Input Mesh
double	MinEdgeLength	Minimum Edge Length of the simplified 2D Convex Hull
double	MinThickness	Minimum thickness of extrusion.
FFrame3d	ProjectionFrame	Input 3D Frame/Plane
FPolygon2d	SimplifiedHull2D	Simplified convex hull polygon. Not initialized if bSimplifyPolygon == false

Constructors

	Name	Description
	FMeshProjectionHull ( const FDynamicMesh3* MeshIn )

Functions

		Name	Description
	bool	Compute()	Calculate output 2D Convex Polygon and Swept-Polygon 3D Mesh for vertices of input Mesh

Help shape the future of Unreal Engine documentation! Tell us how we're doing so we can serve you better.

Take our survey

Dismiss