private void CompareResultPoints(MultiLinePoint brute, MultiLinePoint sweep)
{
Assert.IsTrue(PointD.Equals(brute.Shared, sweep.Shared, 1e-6));
Int32[] bruteLines = brute.Lines, sweepLines = sweep.Lines;
LineLocation[] bruteLocations = brute.Locations, sweepLocations = sweep.Locations;
Assert.AreEqual(bruteLines.Length, bruteLocations.Length);
Assert.AreEqual(sweepLines.Length, sweepLocations.Length);
Array.Sort(bruteLines, bruteLocations); Array.Sort(sweepLines, sweepLocations);
CollectionAssert.AreEqual(bruteLines, sweepLines);
CollectionAssert.AreEqual(bruteLocations, sweepLocations);
}
public void StartBetween()
{
LineD[] lines = new LineD[] {
new LineD(0, 0, 6, 0), new LineD(5, 0, 5, 6),
new LineD(5, 5, -1, 5), new LineD(0, 5, 0, -1)
};
var results = FindBoth(lines);
Assert.AreEqual(4, results.Length);
for (int i = 0; i < results.Length; i++)
{
Assert.AreEqual(2, results[i].Lines.Length);
}
MultiLinePoint result = results[0];
Assert.AreEqual(new PointD(0, 0), result.Shared);
Assert.AreEqual(0, result.Lines[0]);
Assert.AreEqual(LineLocation.Start, result.Locations[0]);
Assert.AreEqual(3, result.Lines[1]);
Assert.AreEqual(LineLocation.Between, result.Locations[1]);
result = results[1];
Assert.AreEqual(new PointD(5, 0), result.Shared);
Assert.AreEqual(0, result.Lines[0]);
Assert.AreEqual(LineLocation.Between, result.Locations[0]);
Assert.AreEqual(1, result.Lines[1]);
Assert.AreEqual(LineLocation.Start, result.Locations[1]);
result = results[2];
Assert.AreEqual(new PointD(0, 5), result.Shared);
Assert.AreEqual(2, result.Lines[0]);
Assert.AreEqual(LineLocation.Between, result.Locations[0]);
Assert.AreEqual(3, result.Lines[1]);
Assert.AreEqual(LineLocation.Start, result.Locations[1]);
result = results[3];
Assert.AreEqual(new PointD(5, 5), result.Shared);
Assert.AreEqual(1, result.Lines[0]);
Assert.AreEqual(LineLocation.Between, result.Locations[0]);
Assert.AreEqual(2, result.Lines[1]);
Assert.AreEqual(LineLocation.Start, result.Locations[1]);
}
