public void TestQuadOrientation(bool normalised) { Quad quad = normalised ? new Quad(Vector2.Zero, new Vector2(1, 0), new Vector2(0, 1), Vector2.One) : new Quad(new Vector2(0, 1), Vector2.One, Vector2.Zero, new Vector2(1, 0)); float orientation = Vector2Extensions.GetOrientation(quad.GetVertices()); Assert.That(orientation, Is.EqualTo(normalised ? 2 : -2).Within(0.001)); }
public void TestArrayOrientation(bool clockwise) { var vertices = new[] { new Vector2(0, 1), Vector2.One, new Vector2(1, 0), Vector2.Zero }; if (!clockwise) { Array.Reverse(vertices); } float orientation = Vector2Extensions.GetOrientation(vertices); Assert.That(orientation, Is.EqualTo(clockwise ? 2 : -2).Within(0.001)); }
private void assertPolygonEquals(IPolygon expected, IPolygon actual, bool reverse) => Assert.That(Vector2Extensions.GetOrientation(actual.GetVertices()), reverse ? Is.EqualTo(-Vector2Extensions.GetOrientation(expected.GetVertices())) : Is.EqualTo(Vector2Extensions.GetOrientation(expected.GetVertices())));