public static Surface SetupArcCurveSweep()
{
var pt1 = Point.ByCoordinates(0, 0, 0);
var pt2 = Point.ByCoordinates(0, 0, 5);
var pt3 = Point.ByCoordinates(10, 0, 0);
var pt4 = Point.ByCoordinates(-5, 5, 0);
var pt5 = Point.ByCoordinates(0, 10, 0);
var pt6 = Point.ByCoordinates(5, 10, 10);
var pt7 = Point.ByCoordinates(15, 15, 0);
var rail1 = Arc.ByThreePoints(pt5, pt6, pt7);
var rail2 = Arc.ByThreePoints(pt1, pt2, pt3);
var profile = Arc.ByThreePoints(pt1, pt4, pt5);
var surface = Surface.BySweep2Rails(rail1, rail2, profile);
return(surface);
}
