Computes the convex hull of a collection of points on the surface of the sphere. Uses QuickHull3D

Compute a Convex consisting of a single Halfspace based on the parameters of the given circle

With the rules of the Shape Grammar, turn the given specification into a Region object with its only public method.

Implements a simple region consisting of a single convex that models the convex polygon whose vertices are given as lists of x,y,z values

Implements a simple region consisting of a single convex obtained by limiting the RA and DEC values.

Various error conditions for unsuccesful convex hull creation

Descibes the Spherical Shape Parser error

An error condition when attempting to make a polygon from points