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API > API/Runtime > API/Runtime/GeometryCore > API/Runtime/GeometryCore/TPolygon2
Description
Construct a normal at a vertex of the Polygon by averaging the adjacent face normals. This vector is independent of the lengths of the adjacent segments. Points "inward" for a Clockwise Polygon, and outward for CounterClockwise
| Name | GetNormal_FaceAvg |
| Type | function |
| Header File | /Engine/Source/Runtime/GeometryCore/Public/Polygon2.h |
| Include Path | #include "Polygon2.h" |
TVector2 < T > GetNormal_FaceAvg
(
int VertexIndex
) const