public void SetClearancePointTest()
{
var c = new Catenary(new Vector2(15, 100), 300, 50, 1.15, 770);
var point = new Vector2(50.0, 95.0);
c.SetClearancePoint(point);
var x = point.X;
var actual = new Vector2(x, c.CatenaryFunction(x));
CollectionAssert.AreEqual(point, actual, Extensions.AbsComparer(1e-3));
}
public void Cat_GivenClearance()
{
double H = 5000.0, w = 0.75, S = 1400, h = -10;
var span = new Span(Vector2.UnitY * 100, S, h);
var cat = new Catenary(span, w, H);
double C_expect = 64;
cat.Clearance = C_expect;
double H_expect = 5970.4;
Assert.AreEqual(H_expect, cat.HorizontalTension, 1e-1);
cat.SetClearancePoint(new Vector2(300, 60));
Assert.AreEqual(3278.9, cat.HorizontalTension, 1e-1);
}
