# -*- coding: utf-8 -*-
function triangleStrip(points, width):
	leftPoints = 
		for each point,  width cm. along angle_to(point-1) + angle_to(point+1) /2, //top edge points
				-width cm. along angle_to(point-1) + angle_to(point+1) /2  //bottom edge points
 
	triangles = points[n:n+3] where n = each int in range(size(points)-3)
	//add, for each vertex, the triangle to the right (http://wesnoth.org/jetrel/triangle-strip.png).
 
	drawTriangleStrip(triangles)