Overload_Rhino_Geometry_NurbsCurve_CreateSpiral - mcneel/rhinocommon-api-docs GitHub Wiki NurbsCurve.CreateSpiral Method Overload List Name Description CreateSpiral(Point3d, Vector3d, Point3d, Double, Double, Double, Double) Creates a C1 cubic NURBS approximation of a helix or spiral. For a helix, you may have radius0 == radius1. For a spiral radius0 == radius0 produces a circle. Zero and negative radii are permissible. CreateSpiral(Curve, Double, Double, Point3d, Double, Double, Double, Double, Int32) Create a C2 non-rational uniform cubic NURBS approximation of a swept helix or spiral. Back to Top See Also Reference NurbsCurve ClassRhino.Geometry Namespace ⚠️ **GitHub.com Fallback** ⚠️