public void CohenSutherlandAlgorithmClipBasicLineStringTest()
{
BasicLineString source = new BasicLineString(new[] { new Coordinate(5, 15), new Coordinate(15, 15), new Coordinate(25, 15) });
IReadOnlyList <IReadOnlyList <Coordinate> > actual = CohenSutherlandAlgorithm.Clip(source, this.clippingWindow);
IReadOnlyList <IReadOnlyList <Coordinate> > expected = new[] { new[] { new Coordinate(10, 15), new Coordinate(15, 15), new Coordinate(20, 15) } };
actual.ShouldBe(expected);
}
public void CohenSutherlandAlgorithmClipBasicPolygonTest()
{
BasicPolygon source = new BasicPolygon(new[] { new Coordinate(5, 12), new Coordinate(25, 12), new Coordinate(25, 18), new Coordinate(5, 18) });
IReadOnlyList <IReadOnlyList <Coordinate> > actual = CohenSutherlandAlgorithm.Clip(source, this.clippingWindow);
Coordinate[][] expected = new[] { new[] { new Coordinate(10, 12), new Coordinate(20, 12) }, new[] { new Coordinate(20, 18), new Coordinate(10, 18) } };
actual.ShouldBe(expected);
}
public void CohenSutherlandAlgorithmClipTest()
{
List <BasicLineString> actual = CohenSutherlandAlgorithm.Clip(_basicLineString, _envelope)
.Select(l => new BasicLineString(l)).ToList();
List <BasicLineString> expected = new List <BasicLineString>()
{
new BasicLineString(new Coordinate[] {
new Coordinate(10, 15),
new Coordinate(15, 15),
new Coordinate(20, 15)
})
};
Assert.AreEqual(0, _comparer.Compare(actual, expected));
actual = CohenSutherlandAlgorithm.Clip(_basicPolygons[0], _envelope)
.Select(l => new BasicLineString(l)).ToList();
expected = new List <BasicLineString>()
{
new BasicLineString(new Coordinate[] {
new Coordinate(10, 12),
new Coordinate(20, 12)
}),
new BasicLineString(new Coordinate[] {
new Coordinate(20, 18),
new Coordinate(10, 18)
})
};
Assert.AreEqual(0, _comparer.Compare(actual, expected));
actual = CohenSutherlandAlgorithm.Clip(_basicPolygons, _envelope)
.Select(l => new BasicLineString(l)).ToList();
expected = new List <BasicLineString>()
{
new BasicLineString(new Coordinate[] {
new Coordinate(10, 12),
new Coordinate(20, 12)
}),
new BasicLineString(new Coordinate[] {
new Coordinate(20, 18),
new Coordinate(10, 18)
}),
new BasicLineString(new Coordinate[] {
new Coordinate(10, 12),
new Coordinate(20, 12)
}),
new BasicLineString(new Coordinate[] {
new Coordinate(20, 18),
new Coordinate(10, 18)
})
};
Assert.AreEqual(0, _comparer.Compare(actual, expected));
}
