awonak/libGravity
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switch to using 96ppqn internally to allow more clock modification.

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This commit is contained in:
Adam Wonak
2025-05-25 15:20:48 -07:00
parent 0f69b8501b
commit 3b04196430
1 changed files with 10 additions and 5 deletions
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15
examples/clock_mod/clock_mod.ino
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@ -24,7 +24,8 @@ struct Channel {
byte clock_mod_index = 7; // x1 byte clock_mod_index = 7; // x1
byte probability = 100; byte probability = 100;
byte duty_cycle = 50; byte duty_cycle = 50;
int duty_cycle_pulses = 12; // 120 x1 24 PPQN // int duty_cycle_pulses = 12; // 120 x1 24 PPQN
int duty_cycle_pulses = 48; // 120 x1 96 PPQN
byte offset = 0; byte offset = 0;
int offset_pulses = 0; int offset_pulses = 0;
}; };
@ -36,13 +37,16 @@ struct AppState {
}; };
AppState app; AppState app;
// Clock Mod settings assuming 24 PPQN clock. // The number of clock mod options, hepls validate choices and pulses arrays are the same size.
const int MOD_CHOICE_SIZE = 21; const int MOD_CHOICE_SIZE = 21;
// negative=multiply, positive=divide // negative=multiply, positive=divide
const int clock_mod[MOD_CHOICE_SIZE] = {-24, -12, -8, -6, -4, -3, -2, 1, 2, 3, 4, 5, 6, 7, 8, 12, 16, 24, 32, 64, 128}; const int clock_mod[MOD_CHOICE_SIZE] = {-24, -12, -8, -6, -4, -3, -2, 1, 2, 3, 4, 5, 6, 7, 8, 12, 16, 24, 32, 64, 128};
// This represents the number of clock pulses for a 24 PPQN clock source that match the above div/mult mods. // This represents the number of clock pulses for a 24 PPQN clock source that match the above div/mult mods.
const int clock_mod_pulses[MOD_CHOICE_SIZE] = {1, 2, 3, 4, 6, 8, 12, 24, 48, 72, 96, 120, 144, 288, 168, 192, 384, 576, 768, 1536, 3072}; // LCM(322560) // const int clock_mod_pulses[MOD_CHOICE_SIZE] = {1, 2, 3, 4, 6, 8, 12, 24, 48, 72, 96, 120, 144, 288, 168, 192, 384, 576, 768, 1536, 3072}; // LCM(322560)
// const int clock_mod_pulses[MOD_CHOICE_SIZE] = {4, 8, 12, 16, 24, 32, 48, 96, 192, 288, 384, 480, 576, 1152, 672, 768, 1536, 2304, 3072, 6144, 12288};
// This represents the number of clock pulses for a 96 PPQN clock source that match the above div/mult mods.
const int clock_mod_pulses[MOD_CHOICE_SIZE] = {4, 8, 12, 16, 24, 32, 48, 96, 192, 288, 384, 480, 576, 1152, 672, 768, 1536, 2304, 3072, 6144, 12288};
const byte CHAR_PLAY = 0x10; const byte CHAR_PLAY = 0x10;
const byte CHAR_PAUSE = 0xB9; const byte CHAR_PAUSE = 0xB9;
@ -92,7 +96,7 @@ void ExtClock() {
void IntClock(uint32_t tick) { void IntClock(uint32_t tick) {
for (int i = 0; i < OUTPUT_COUNT; i++) { for (int i = 0; i < OUTPUT_COUNT; i++) {
// Hack: fastest clock multipliers should go low right away. // Hack: fastest clock multipliers should go low right away.
if (app.channel[i].clock_mod_index <= 2) { if (app.channel[i].clock_mod_index == 0) {
gravity.outputs[i].Low(); gravity.outputs[i].Low();
} }
@ -125,6 +129,7 @@ void HandlePlayPressed() {
void HandleEncoderPressed() { void HandleEncoderPressed() {
// TODO: make this more generic/dynamic // TODO: make this more generic/dynamic
// Main Global Settings Page. // Main Global Settings Page.
if (app.selected_channel == 0) { if (app.selected_channel == 0) {
app.selected_param = (app.selected_param + 1) % 2; app.selected_param = (app.selected_param + 1) % 2;