public void Robust_FromFile_Pscico_ShouldSucceed()
{
double[] points =
File.ReadAllLines("test_data/pscico_data/orient2d.txt")
.Select(n => n.Split()).SelectMany(x => x)
.Select(s => double.Parse(s)).ToArray();
for (int i = 0; i < NPscicoData; i += 8)
{
Assert.Equal(Math.Sign(points[i + 7]), Math.Sign(Orient2D.Robust(
new double[] { points[i + 1], points[i + 2] },
new double[] { points[i + 3], points[i + 4] },
new double[] { points[i + 5], points[i + 6] })));
}
}
public void Fast_ShouldSucceed()
{
Assert.True(Orient2D.Fast(
new double[] { 0, 0 },
new double[] { 1, 1 },
new double[] { 0, 1 }) > 0);
Assert.True(Orient2D.Fast(
new double[] { 0, 0 },
new double[] { 0, 1 },
new double[] { 1, 1 }) < 0);
Assert.True(Orient2D.Fast(
new double[] { 0, 0 },
new double[] { 0.5, 0.5 },
new double[] { 1, 1 }) == 0);
}
public void Fast_FromFile_ShouldSucceed()
{
double[] points =
File.ReadAllLines("test_data/simple_data/orient2d-points2d.txt")
.Select(n => n.Split()).SelectMany(x => x)
.Select(s => double.Parse(s)).ToArray();
double[] results =
File.ReadAllLines("test_data/simple_data/results-orient2d.txt")
.Select(n => n.Split()).SelectMany(x => x)
.Select(s => double.Parse(s)).ToArray();
int count = 0;
for (int i = 0; i < NSimpleData; i += 6)
{
Assert.Equal(Math.Sign(results[count++]), Math.Sign(Orient2D.Fast(
new double[] { points[i], points[i + 1] },
new double[] { points[i + 2], points[i + 3] },
new double[] { points[i + 4], points[i + 5] })));
}
}
