public void Vector4Test()
{
Vec4 vect = Vec4.Zero;
vect.Add(new Vec4(1f, 1f, 2f, 2f)); // 1 1 2 2
vect.Sub(new Vec4(3f, 2f, 1f, 2f)); // -2 -1 1 0
Assert.AreEqual(vect, new Vec4(-2f, -1f, 1f, 0f));
}
