// Geometry g = gRect.getExteriorRing();
return circle;
}
Geometry createSineStar(Coordinate origin, double size, int nPts) {
SineStarFactory gsf = new SineStarFactory();
gsf.setCentre(origin);
gsf.setSize(size);
gsf.setNumPoints(nPts);
gsf.setArmLengthRatio(0.1);
gsf.setNumArms(20);
Geometry poly = gsf.createSineStar();
return poly;
}