allpass

allpass reverb section
Author: Johannes Taelman
License: BSD
Github: filter/allpass.axo

Inlets

frac32buffer in

Outlets

frac32buffer out

Parameters

frac32.s.map.ratio g

Attributes

spinner delay

Declaration
int16_t d[attr_delay];
int dpos;
Init
int i;
for (i = 0; i < attr_delay; i++)
  d[i] = 0;
dpos = 0;
Control Rate
int32_t g2 = param_g << 4;
Audio Rate
int32_t dout = d[dpos] << 16;
int32_t din = ___SMMLA(g2, dout, inlet_in >> 1);
d[dpos++] = din >> 15;
outlet_out = ___SMMLS(g2, din << 1, dout >> 1) << 1;
if (dpos == attr_delay)
  dpos = 0;

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