public void TestArcTan2()
{
for (Double x = -10f; x <= 10f; x += 1f)
{
for (Double y = -10f; y <= 10f; y += 1f)
{
Fixed64 fx = x;
Fixed64 fy = y;
Fixed64 fs = Fixed64.ArcTan2(fy, fx);
Double result = fs.ToDouble();
Double expected = Math.Atan2(y, x);
Assert.That(result,
Is.EqualTo(expected).Within(MathsTests.TestTolerance). // Check that result is within test tolerance for Fixed64
Or.EqualTo(expected).Within(MathsTests.PercentageTolerance * Math.Abs(result))); // or that result is within test percentage for Fixed64.
}
}
}
