API Reference › core-geometry› CartesianGeometry › PolygonOps › AreaNormalGo

areaNormalGo MethodStatic

Compute the area and normal of the polygon, packaged as a vector.

  • This is just areaNormal with expanded return type.

areaNormalGo(points: IndexedXYZCollection, result?: Vector3d): undefined | Vector3d

@returns polygon normal with magnitude equal to polygon area, or undefined if colinear/insufficient points.

Parameter Type Description
points IndexedXYZCollection polygon vertices, closure point optional. Polygon can be in any plane.
result Vector3d optional pre-allocated vector to populate and return.

Returns - undefined | Vector3d

polygon normal with magnitude equal to polygon area, or undefined if colinear/insufficient points.

Defined in

Last Updated: 29 October, 2025