public void RayToRayCovergentNonOverlapping()
{
Ray2D ray1 = new Ray2D(new Point2D(0.0, 0.0), new Direction2D(0.0, 1.0));
Ray2D ray2 = new Ray2D(new Point2D(-1.0, -2.0), new Direction2D(1.0, 1.0));
Point2D result;
Intersector.Intersection intersection = Intersector.Intersect(ray1, ray2, out result);
Assert.AreEqual(Intersector.Intersection.DontIntersect, intersection);
}
public void SegmentToSegmentParallel()
{
Segment2D segment1 = new Segment2D(new Point2D(0.0, 0.0), new Point2D(1.0, 0.0));
Segment2D segment2 = new Segment2D(new Point2D(0.0, 1.0), new Point2D(1.0, 1.0));
Point2D result;
Intersector.Intersection intersection = Intersector.Intersect(segment1, segment2, out result);
Assert.AreEqual(Intersector.Intersection.DontIntersect, intersection);
}
public void RayToRayParallelIntersect()
{
Ray2D ray1 = new Ray2D(new Point2D(0.0, 0.0), new Direction2D(0.0, 1.0));
Ray2D ray2 = new Ray2D(new Point2D(1.0, 0.0), new Direction2D(0.0, 1.0));
Point2D result;
Intersector.Intersection intersection = Intersector.Intersect(ray1, ray2, out result);
Assert.AreEqual(Intersector.Intersection.DontIntersect, intersection);
}
public void RayToLineDiverging()
{
Ray2D ray = new Ray2D(new Point2D(0.0, 0.0), new Direction2D(-1.0, 1.0));
Line2D line = new Line2D(new Point2D(1.0, 0.0), new Point2D(1.0, 1.0));
Point2D result;
Intersector.Intersection intersection = Intersector.Intersect(ray, line, out result);
Assert.AreEqual(Intersector.Intersection.DontIntersect, intersection);
}
public void RayToRayGlancing()
{
Ray2D rayA = new Ray2D(new Point2D(4.0, 0.0), new Direction2D(-1.0, -1.0));
Ray2D rayB = new Ray2D(new Point2D(2.0, 2.0), new Direction2D(0.0, -Math.Sqrt(2.0)));
Point2D result;
Intersector.Intersection intersection = Intersector.Intersect(rayA, rayB, out result);
Assert.AreEqual(Intersector.Intersection.DoIntersect, intersection);
Assert.AreEqual(new Point2D(2.0, -2.0), result);
}
public void RayToRayOrderIndependence2()
{
Ray2D rayA = new Ray2D(new Point2D(0.0, 0.0), new Direction2D(0.0, 1.0));
Ray2D rayB = new Ray2D(new Point2D(2.0, 1.0), new Direction2D(1.0, 1.0));
Point2D resultAB;
Intersector.Intersection intersectionAB = Intersector.Intersect(rayA, rayB, out resultAB);
Point2D resultBA;
Intersector.Intersection intersectionBA = Intersector.Intersect(rayB, rayA, out resultBA);
Assert.AreEqual(intersectionAB, intersectionBA);
Assert.AreEqual(resultAB, resultBA);
}