frac32buffer in
frac32buffer out
frac32.s.map.ratio g
spinner delay
int32_t d[attr_delay];
int dpos;
for (int i = 0; i < attr_delay; i++)
d[i] = 0;
dpos = 0;
int32_t g2 = param_g << 4;
int32_t dout = d[dpos];
int32_t din = ___SMMLA(g2, dout << 1, inlet_in);
d[dpos++] = din;
if (dpos >= attr_delay)
dpos = 0;
outlet_out = ___SMMLS(g2, din << 1, dout);