Poly2trihx attempt

#if poly2trihx
import org.poly2tri.SweepContext;
import org.poly2tri.Sweep;
//import org.poly2tri.Point;
#end

#if poly2trihx
        var sweepContext = new SweepContext();
        var sweep = new Sweep( sweepContext );
        var p: Point;
        var arr =  new Array<org.poly2tri.Point>();
        var count = 0;
        for( pp0 in ppp_ ){
            for( i in 0...pp0.length ){
                p = pp0[ i ];
                arr.push( new org.poly2tri.Point( p.x, p.y ) );
            }
        }
        sweepContext.addPolyline( arr );
        
        sweep.triangulate();
        
        var p3: Array<org.poly2tri.Point>; 
        var a: org.poly2tri.Point;
        var b: org.poly2tri.Point;
        var c: org.poly2tri.Point;
        for( tri in sweepContext.triangles ){
            p3 = tri.points;
            a = p3[ 0 ];
            b = p3[ 1 ];
            c = p3[ 2 ];
            Draw.drawTri( id, false , { x: a.x, y: a.y }
                                    , { x: b.x, y: b.y }
                                    , { x: c.x, y: c.y }
                                    , Draw.colorFill_id );
        }
        
#else