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> Unreal Engine API Reference > Runtime > Engine > FGeomTools2D > FGeomTools2D::CorrectPolygonWinding

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FGeomTools2D::CorrectPolygonWinding

Corrects the polygon winding to match bNegativeWinding Ie.

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References

Module	Engine
Header	/Engine/Source/Runtime/Engine/Public/GeomTools.h
Include	#include "GeomTools.h"
Source	/Engine/Source/Runtime/Engine/Private/GeomTools.cpp

Syntax

static void CorrectPolygonWinding
(
    TArray< FVector2D > & OutVertices,
    const TArray< FVector2D > & Vertices,
    const bool bNegativeWinding
)

Remarks

Corrects the polygon winding to match bNegativeWinding Ie. If the vertex order doesn't match the winding, it is reversed Returns empty array of points if num points < 3

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