gridBuilder.setLineWidth(10.0);
gridBuilder.setSeed(1185072199562L);
Geometry area = gridBuilder.getGeometry();
// PointInAreaLocator pia = new IndexedPointInAreaLocator(area);
PointOnGeometryLocator pia = new IndexedPointInAreaLocator(area);
PointInAreaStressTester gridTester = new PointInAreaStressTester(geomFactory, area);
gridTester.setNumPoints(100000);
gridTester.setPIA(pia);