double ew = 0.37;
double d = 0.5;
double a = 40;
int layers = 2;
LayerProperties lp = new LayerProperties(0, props);
MultiLineString outlines = JTSUtils.getFactory().createMultiLineString(slicer.getOutlines(p1, lp));
System.out.println(outlines.getNumGeometries());
LineString[] hl = slicer.getInfill(p1, p1.getEnvelopeInternal(), 1, lp.fill_angle, lp.extrusion_width);