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adds more voices, fixes macro redefines

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This commit is contained in:
Jack Humbert 2016-04-21 23:10:47 -04:00
parent fa40e91b56
commit 7b3f212500
2 changed files with 9 additions and 4 deletions
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12
quantum/audio/voices.c
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@ -72,15 +72,19 @@ float voice_envelope(float frequency) {
polyphony_rate = 0;
switch (compensated_index) {
default:
#define SPEED 10
#define AMP .75
#define OCS_SPEED 10
#define OCS_AMP .25
// sine wave is slow
// note_timbre = (sin((float)compensated_index/10000*SPEED) * AMP / 2) + .5;
// note_timbre = (sin((float)compensated_index/10000*OCS_SPEED) * OCS_AMP / 2) + .5;
// triangle wave is a bit faster
note_timbre = (float)abs((compensated_index*SPEED % 3000) - 1500) * ( AMP / 1500 ) + (1 - AMP) / 2;
note_timbre = (float)abs((compensated_index*OCS_SPEED % 3000) - 1500) * ( OCS_AMP / 1500 ) + (1 - OCS_AMP) / 2;
break;
}
break;
case duty_octave_down:
polyphony_rate = 0;
note_timbre = (envelope_index % 2) * .125 + .375 * 2;
break;
}
return frequency;

1
quantum/audio/voices.h
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@ -15,6 +15,7 @@ typedef enum {
butts_fader,
octave_crunch,
duty_osc,
duty_octave_down,
number_of_voices // important that this is last
} voice_type;