public void Should_correctly_calculate_coefficients_for_even_numbered_order() { var target = new LowPassFilterFunction(); var expected = new float[] { 0.00453131273f, 0.004532693f, 0.004533767f, 0.00453453371f, 0.004534994f, 0.00453514745f, 0.004534994f, 0.00453453371f, 0.004533767f, 0.004532693f, 0.00453131273f }; var actual = target.CalculateCoefficients(10, 100f, 0f, 44100); CollectionAssert.AreEqual(expected, actual, new FloatComparer()); }
public void Should_throw_if_sample_rate_is_negative() { var target = new LowPassFilterFunction(); target.CalculateCoefficients(1, 1f, 1f, -1); }
public void Should_throw_if_lower_cutoff_frequency_is_negative() { var target = new LowPassFilterFunction(); target.CalculateCoefficients(1, -1f, 1f, 1); }
public void Should_throw_if_filter_order_is_negative() { var target = new LowPassFilterFunction(); target.CalculateCoefficients(-1, 1f, 1f, 1); }