# Convex Hull

O.Conrad (c) 2011
Implementation of 'Andrew's Monotone Chain Algorithm' for convex hull construction.
References:
Algorithmist (2011): Monotone Chain Convex Hull. algorithmist.com.
Andrew, A.M. (1979): Another Efficient Algorithm for Convex Hulls in Two Dimensions. Info. Proc. Letters 9, pp.216-219.
Sunday, D. (2001-2006): The Convex Hull of a 2D Point Set or Polygon. Softsurfer.com.

## Parameters

Points
Input Shapes
Convex Hull
Output Shapes
Hull Construction
Choice
  This option does not apply to simple point layers.
  Available choices: one hull for all shapes, one hull per shape, one hull per shape part