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pathplan.tcl - Pathplan demo

Author: John Ellson <ellson@graphviz.org>

Package requires: wish, tclpathplan, tkspline

Pathplan is a library for finding stright-line or bezier routes
around abitrary polygon obstacles.  This script is a demo of
the capabilities of the library.  It supports the creation of polygon
obstacles and the specification of the endpoints of paths between
which the shortest path is found.