public void DirectionsTest(string p1s, string p2s, string evs)
{
var l = LineSegment3D.Parse(p1s, p2s);
var excpected = UnitVector3D.Parse(evs, tolerance: 1);
AssertGeometry.AreEqual(excpected, l.Direction);
}
public void IsParallelToWithinAngleTol(string s1, string e1, string s2, string e2, double degreesTol, bool expected)
{
var line1 = LineSegment3D.Parse(s1, e1);
var line2 = LineSegment3D.Parse(s2, e2);
Assert.AreEqual(expected, line1.IsParallelTo(line2, Angle.FromDegrees(degreesTol)));
}
public void ClosestPointTo(string start, string end, string point, string expected)
{
var line = LineSegment3D.Parse(start, end);
var p = Point3D.Parse(point);
var e = Point3D.Parse(expected);
Assert.AreEqual(e, line.ClosestPointTo(p));
}
public void TranslateBy(string spoint1, string spoint2, string svector, string spoint3, string spoint4)
{
var line = LineSegment3D.Parse(spoint1, spoint2);
var expected = LineSegment3D.Parse(spoint3, spoint4);
var vector = Vector3D.Parse(svector);
Assert.AreEqual(expected.Length, line.Length);
Assert.AreEqual(expected, line.TranslateBy(vector));
}
[TestCase("6.0241017,5.1715162,5.7250655", "5.6868388,6.0031583,1.2902594", "3.4800129,9.7922534,2.4761596", "0.0589551,3.4081038,0.9383102", "5.6945715,5.9840905,1.3919397", "2.3316866,7.6493234,1.9599588")] // projection between segments, generated in GOM Inspect Professional V8
public void ClosestPointsBetweenOnSegment(string s1, string e1, string s2, string e2, string cp1, string cp2)
{
var l1 = LineSegment3D.Parse(s1, e1);
var l2 = LineSegment3D.Parse(s2, e2);
Assert.AreEqual(true, l1.TryShortestLineTo(l2, Angle.FromRadians(0.00001), out var result));
AssertGeometry.AreEqual(Point3D.Parse(cp1), result.StartPoint);
AssertGeometry.AreEqual(Point3D.Parse(cp2), result.EndPoint);
}