public void runAlgorithm() { // traceHull = null; COper3.dbClear(); traceHullPt = null; traceValley = null; simple = null; focusPt = null; possHull = null; valleyTri = null; PtEntry.resetIds(); EdPolygon[] rgn = UHullMain.getPolygons(); if (rgn.length < 2) return; if (C.vb(OLDALG)) { T.disable(); simple = PossHullOper.buildPossibleHull(rgn); T.enable(); } possHull = calcPHullRange(rgn, 0, rgn.length - 1); }