public void Vector2ReflectTest2()
{
Vector2 n = new Vector2(0.45f, 1.28f);
n = Vector2.Normalize(n);
Vector2 a = -n;
Vector2 expected = n;
Vector2 actual = Vector2.Reflect(a, n);
Assert.True(MathHelper.Equal(expected, actual), "Vector2f.Reflect did not return the expected value.");
}
public void Vector2ReflectTest()
{
Vector2 a = Vector2.Normalize(new Vector2(1.0f, 1.0f));
// Reflect on XZ plane.
Vector2 n = new Vector2(0.0f, 1.0f);
Vector2 expected = new Vector2(a.X, -a.Y);
Vector2 actual = Vector2.Reflect(a, n);
Assert.True(MathHelper.Equal(expected, actual), "Vector2f.Reflect did not return the expected value.");
// Reflect on XY plane.
n = new Vector2(0.0f, 0.0f);
expected = new Vector2(a.X, a.Y);
actual = Vector2.Reflect(a, n);
Assert.True(MathHelper.Equal(expected, actual), "Vector2f.Reflect did not return the expected value.");
// Reflect on YZ plane.
n = new Vector2(1.0f, 0.0f);
expected = new Vector2(-a.X, a.Y);
actual = Vector2.Reflect(a, n);
Assert.True(MathHelper.Equal(expected, actual), "Vector2f.Reflect did not return the expected value.");
}
