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-rw-r--r--quantum/audio/audio.c15
-rw-r--r--quantum/audio/voices.c45
-rw-r--r--quantum/audio/voices.h1
3 files changed, 54 insertions, 7 deletions
diff --git a/quantum/audio/audio.c b/quantum/audio/audio.c
index ead5fbf3e..2a315fd16 100644
--- a/quantum/audio/audio.c
+++ b/quantum/audio/audio.c
@@ -77,6 +77,7 @@ static bool audio_initialized = false;
audio_config_t audio_config;
uint16_t envelope_index = 0;
+bool glissando = true;
void audio_init()
{
@@ -205,13 +206,17 @@ ISR(TIMER3_COMPA_vect)
freq = frequencies[voice_place];
#endif
} else {
- if (frequency != 0 && frequency < frequencies[voices - 1] && frequency < frequencies[voices - 1] * pow(2, -440/frequencies[voices - 1]/12/2)) {
- frequency = frequency * pow(2, 440/frequency/12/2);
- } else if (frequency != 0 && frequency > frequencies[voices - 1] && frequency > frequencies[voices - 1] * pow(2, 440/frequencies[voices - 1]/12/2)) {
- frequency = frequency * pow(2, -440/frequency/12/2);
+ if (glissando) {
+ if (frequency != 0 && frequency < frequencies[voices - 1] && frequency < frequencies[voices - 1] * pow(2, -440/frequencies[voices - 1]/12/2)) {
+ frequency = frequency * pow(2, 440/frequency/12/2);
+ } else if (frequency != 0 && frequency > frequencies[voices - 1] && frequency > frequencies[voices - 1] * pow(2, 440/frequencies[voices - 1]/12/2)) {
+ frequency = frequency * pow(2, -440/frequency/12/2);
+ } else {
+ frequency = frequencies[voices - 1];
+ }
} else {
frequency = frequencies[voices - 1];
- }
+ }
#ifdef VIBRATO_ENABLE
if (vibrato_strength > 0) {
diff --git a/quantum/audio/voices.c b/quantum/audio/voices.c
index 19f7b646e..06ff275ba 100644
--- a/quantum/audio/voices.c
+++ b/quantum/audio/voices.c
@@ -6,6 +6,7 @@
extern uint16_t envelope_index;
extern float note_timbre;
extern float polyphony_rate;
+extern bool glissando;
voice_type voice = default_voice;
@@ -27,11 +28,13 @@ float voice_envelope(float frequency) {
switch (voice) {
case default_voice:
+ glissando = true;
note_timbre = TIMBRE_50;
polyphony_rate = 0;
break;
case something:
+ glissando = false;
polyphony_rate = 0;
switch (compensated_index) {
case 0 ... 9:
@@ -43,16 +46,51 @@ float voice_envelope(float frequency) {
break;
case 20 ... 200:
- note_timbre = .25 + .125 + pow(((float)compensated_index - 20) / (200 - 20), 2)*.125;
+ note_timbre = .125 + .125;
break;
default:
- note_timbre = .25;
+ note_timbre = .125;
break;
}
break;
+ case drums:
+ glissando = false;
+ polyphony_rate = 0;
+ note_timbre = 0;
+ switch (envelope_index) {
+ case 0 ... 20:
+ note_timbre = 0.5;
+ default:
+ frequency = (rand() % (int)(frequency * 1.2 - frequency)) + (frequency * 0.8);
+ break;
+ }
+ // if (frequency < 80.0) {
+ // switch (envelope_index % 4) {
+ // case 0:
+ // frequency = 348.0;
+ // case 1:
+ // frequency = 53.0;
+ // case 2:
+ // frequency = 128.0;
+ // case 3:
+ // frequency = 934.0;
+ // default:
+ // break;
+ // }
+ // } else if (frequency < 160.0) {
+
+ // } else if (frequency < 320.0) {
+
+ // } else if (frequency < 640.0) {
+
+ // } else if (frequency < 1280.0) {
+
+ // }
+ break;
case butts_fader:
+ glissando = true;
polyphony_rate = 0;
switch (compensated_index) {
case 0 ... 9:
@@ -100,6 +138,7 @@ float voice_envelope(float frequency) {
case duty_osc:
// This slows the loop down a substantial amount, so higher notes may freeze
+ glissando = true;
polyphony_rate = 0;
switch (compensated_index) {
default:
@@ -114,6 +153,7 @@ float voice_envelope(float frequency) {
break;
case duty_octave_down:
+ glissando = true;
polyphony_rate = 0;
note_timbre = (envelope_index % 2) * .125 + .375 * 2;
if ((envelope_index % 4) == 0)
@@ -122,6 +162,7 @@ float voice_envelope(float frequency) {
note_timbre = 0;
break;
case delayed_vibrato:
+ glissando = true;
polyphony_rate = 0;
note_timbre = TIMBRE_50;
#define VOICE_VIBRATO_DELAY 150
diff --git a/quantum/audio/voices.h b/quantum/audio/voices.h
index b43def3d7..72f139e9c 100644
--- a/quantum/audio/voices.h
+++ b/quantum/audio/voices.h
@@ -12,6 +12,7 @@ float voice_envelope(float frequency);
typedef enum {
default_voice,
something,
+ drums,
butts_fader,
octave_crunch,
duty_osc,