Creates an AlignmentSpiral entity defined by a previous entity, a start point, a point of intersection, an end point and a spiral curvature type.
public AlignmentSpiral AddFixedSpiral( int previousEntityId, Point3d startPoint, Point3d spiralPI, Point3d endPoint, SpiralType definitionType )
Public Function AddFixedSpiral ( previousEntityId As Integer, startPoint As Point3d, spiralPI As Point3d, endPoint As Point3d, definitionType As SpiralType ) As AlignmentSpiral
public: AlignmentSpiral^ AddFixedSpiral( int previousEntityId, Point3d startPoint, Point3d spiralPI, Point3d endPoint, SpiralType definitionType )