class:: LPZ1
summary:: Two point average filter
related:: Classes/HPZ1
categories::  UGens>Filters>Linear


Description::

A special case fixed filter. Implements the formula:
code::
out(i) = 0.5 * (in(i) + in(i-1))
::
which is a two point averager.


classmethods::

method::ar, kr

argument::in

The input signal.


argument::mul

Output will be multiplied by this value.


argument::add

This value will be added to the output.


Examples::

code::
//Compare:

{ WhiteNoise.ar(0.25) }.play;

{ LPZ1.ar(WhiteNoise.ar(0.25)) }.play;
::