private void reset_lowpass_filter(AudioLowPassFilter alpf)
{
//reset lowpass filter to default
foreach (ConfigNode filter in filter_defaults.nodes)
{
if (filter.name == "LOWPASS")
{
if (filter.HasValue("cutoff_freq")) alpf.cutoffFrequency = Single.Parse(filter.GetValue("cutoff_freq"));
if (filter.HasValue("resonance_q")) alpf.lowpassResonaceQ = Single.Parse(filter.GetValue("resonance_q"));
}
}
}