public void AnIntersectionWithSmoothTriangleStoresUvTest()
{
var r = Helper.Ray(-0.2, 0.3, -2, 0, 0, 1);
var xs = tri.IntersectLocal(r);
Check.That(xs[0].U).IsCloseTo(0.45, Helper.Epsilon);
Check.That(xs[0].V).IsCloseTo(0.25, Helper.Epsilon);
}
