centroidAreaNormal MethodStatic

Return a Ray3d with (assuming the polygon is planar and not self-intersecting):

• origin at the centroid of the (3D) polygon
• direction is the unit vector perpendicular to the plane
• a is the area.

centroidAreaNormal(points: IndexedXYZCollection | Point3d[]): undefined | Ray3d

Returns - undefined | Ray3d

Defined in

• geometry3d/PolygonOps.ts Line 527