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<?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>
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