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pathplan.tcl - Pathplan demo
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Author: John Ellson <ellson@graphviz.org>
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Package requires: wish, tclpathplan, tkspline
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Pathplan is a library for finding stright-line or bezier routes
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around abitrary polygon obstacles. This script is a demo of
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the capabilities of the library. It supports the creation of polygon
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obstacles and the specification of the endpoints of paths between
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which the shortest path is found.