<?xml version="1.0" encoding="UTF-8" ?> <class name="AudioEffectFilter" inherits="AudioEffect" version="3.6" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../class.xsd"> <brief_description> Adds a filter to the audio bus. </brief_description> <description> Allows frequencies other than the [member cutoff_hz] to pass. </description> <tutorials> <link title="Audio buses">$DOCS_URL/tutorials/audio/audio_buses.html</link> </tutorials> <methods> </methods> <members> <member name="cutoff_hz" type="float" setter="set_cutoff" getter="get_cutoff" default="2000.0"> Threshold frequency for the filter, in Hz. </member> <member name="db" type="int" setter="set_db" getter="get_db" enum="AudioEffectFilter.FilterDB" default="0"> </member> <member name="gain" type="float" setter="set_gain" getter="get_gain" default="1.0"> Gain amount of the frequencies after the filter. </member> <member name="resonance" type="float" setter="set_resonance" getter="get_resonance" default="0.5"> Amount of boost in the frequency range near the cutoff frequency. </member> </members> <constants> <constant name="FILTER_6DB" value="0" enum="FilterDB"> </constant> <constant name="FILTER_12DB" value="1" enum="FilterDB"> </constant> <constant name="FILTER_18DB" value="2" enum="FilterDB"> </constant> <constant name="FILTER_24DB" value="3" enum="FilterDB"> </constant> </constants> </class>