Fixed note off bug in default instrument. 'Fixed' volume.
[cantaveria.git] / dsp.h
blob824d351b1c37eaaae17486e135dfa5060d53da25
1 typedef struct {
2 float alpha;
3 float y;
4 } lowpass;
6 typedef struct {
7 float alpha;
8 float y, x;
9 } highpass;
11 typedef struct {
12 float a0,a1,a2,a0r;
13 float b0,b1,b2;
14 float x[3];
15 float y[2];
16 } biquad;