public void TestCCW()
{
Console.WriteLine($"======== CCW ========");
double positive = Geometry2D.CCW(new Vector2(0, 0.5), new Vector2(0, 0), new Vector2(1, 1));
Console.WriteLine($"CCW Cross +: {positive}");
double negative = Geometry2D.CCW(new Vector2(0.5, 0), new Vector2(0, 0), new Vector2(1, 1));
Console.WriteLine($"CCW Cross -: {negative}");
double parallel = Geometry2D.CCW(new Vector2(0.5, 0.5), new Vector2(0, 0), new Vector2(1, 1));
Console.WriteLine($"CCW Cross 0: {parallel}");
Console.WriteLine($"=====================");
}
