public void testRayCast()
{
// Static RayCast tests
Assert.AreEqual(double.PositiveInfinity, testRect.rayCast(new Ray2D(1.0d, 1.0d, -7.0d, -8.0d)), 0.000005d);
Assert.AreEqual(System.Math.Sqrt(2), testRect.rayCast(new Ray2D(2.0d, 3.0d, 3.0d, 4.0d)), 0.000005d);
// Serial RayCast tests
Rect2D randomRect;
Line2D currentSide;
Point2D randomPointOnSide;
Point2D randomPoint;
int i = 100;
do
{
randomRect = new Rect2D(Util.generateRandomDoubleBetween(-1000.0d, 1000.0d), Util.generateRandomDoubleBetween(-1000.0d, 1000.0d), Util.generateRandomDoubleBetween(-1000.0d, 1000.0d), Util.generateRandomDoubleBetween(-1000.0d, 1000.0d));
int j = 50;
do
{
currentSide = new Line2D(randomRect.getUpperLeft(), randomRect.getUpperRight());
randomPointOnSide = currentSide.randomPoint();
randomPoint = new Point2D(Util.generateRandomDoubleBetween(-1000.0d, 1000.0d), Util.generateRandomDoubleBetween(randomPointOnSide.getY(), 1000.0d));
Assert.AreEqual(randomPoint.distance(randomPointOnSide), randomRect.rayCast(new Ray2D(randomPoint, randomPoint.vec(randomPointOnSide))), 0.000005d);
currentSide = new Line2D(randomRect.getLowerLeft(), randomRect.getLowerRight());
randomPointOnSide = currentSide.randomPoint();
randomPoint = new Point2D(Util.generateRandomDoubleBetween(-1000.0d, 1000.0d), Util.generateRandomDoubleBetween(-1000.0d, randomPointOnSide.getY()));
Assert.AreEqual(randomPoint.distance(randomPointOnSide), randomRect.rayCast(new Ray2D(randomPoint, randomPoint.vec(randomPointOnSide))), 0.000005d);
currentSide = new Line2D(randomRect.getLowerLeft(), randomRect.getUpperLeft());
randomPointOnSide = currentSide.randomPoint();
randomPoint = new Point2D(Util.generateRandomDoubleBetween(-1000.0d, randomPointOnSide.getX()), Util.generateRandomDoubleBetween(-1000.0d, 1000.0d));
Assert.AreEqual(randomPoint.distance(randomPointOnSide), randomRect.rayCast(new Ray2D(randomPoint, randomPoint.vec(randomPointOnSide))), 0.000005d);
currentSide = new Line2D(randomRect.getLowerRight(), randomRect.getUpperRight());
randomPointOnSide = currentSide.randomPoint();
randomPoint = new Point2D(Util.generateRandomDoubleBetween(randomPointOnSide.getX(), 1000.0d), Util.generateRandomDoubleBetween(-1000.0d, 1000.0d));
Assert.AreEqual(randomPoint.distance(randomPointOnSide), randomRect.rayCast(new Ray2D(randomPoint, randomPoint.vec(randomPointOnSide))), 0.000005d);
j -= 1;
} while (j > 0);
i -= 1;
} while (i > 0);
}
