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Add per-channel CV Input mod configuration #4

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awonak merged 6 commits from refs/pull/4/head into main 2025-06-14 21:26:34 +00:00
Conversation 0 Commits 6 Files Changed 4 +184 -50
2 changed files with 184 additions and 50 deletions
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48
examples/Gravity/Gravity.ino
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@ -105,8 +105,17 @@ void loop() {
//
void HandleIntClockTick(uint32_t tick) {
bool refresh = false;
for (int i = 0; i < OUTPUT_COUNT; i++) {
app.channel[i].processClockTick(tick, gravity.outputs[i]);
if (app.channel[i].isCvModActive()) {
refresh = true;
}
}
if (!app.editing_param) {
app.refresh_screen |= refresh;
}
}
@ -324,9 +333,13 @@ void DisplayChannelPage() {
char mainText[5];
const char* subText;
// When editing a param, just show the base value. When not editing show
// the value with cv mod.
bool withCvMod = !app.editing_param;
switch (app.selected_param) {
case PARAM_CH_MOD: {
int mod_value = ch.getClockMod();
int mod_value = ch.getClockMod(withCvMod);
if (mod_value > 1) {
sprintf(mainText, "/%d", mod_value);
subText = "Divide";
@ -337,54 +350,59 @@ void DisplayChannelPage() {
break;
}
case PARAM_CH_PROB:
sprintf(mainText, "%d%%", ch.getProbability());
sprintf(mainText, "%d%%", ch.getProbability(withCvMod));
subText = "Hit Chance";
break;
case PARAM_CH_DUTY:
sprintf(mainText, "%d%%", ch.getDutyCycle());
sprintf(mainText, "%d%%", ch.getDutyCycle(withCvMod));
subText = "Pulse Width";
break;
case PARAM_CH_OFFSET:
sprintf(mainText, "%d%%", ch.getOffset());
sprintf(mainText, "%d%%", ch.getOffset(withCvMod));
subText = "Shift Hit";
break;
case PARAM_CH_CV_SRC: {
switch (ch.getCvSource()) {
case CV_NONE:
sprintf(mainText, "-");
sprintf(mainText, "SRC");
subText = "None";
break;
case CV_1:
sprintf(mainText, "CV1");
sprintf(mainText, "SRC");
subText = "CV 1";
break;
case CV_2:
sprintf(mainText, "CV2");
sprintf(mainText, "SRC");
subText = "CV 2";
break;
}
subText = "CV Source";
break;
}
case PARAM_CH_CV_DEST: {
switch (ch.getCvDestination()) {
case CV_DEST_NONE:
sprintf(mainText, "-");
sprintf(mainText, "DEST");
subText = "None";
break;
case CV_DEST_MOD:
sprintf(mainText, "Mod");
sprintf(mainText, "DEST");
subText = "Clock Mod";
break;
case CV_DEST_PROB:
sprintf(mainText, "Prob");
sprintf(mainText, "DEST");
subText = "Probability";
break;
case CV_DEST_DUTY:
sprintf(mainText, "Duty");
sprintf(mainText, "DEST");
subText = "Duty Cycle";
break;
case CV_DEST_OFFSET:
sprintf(mainText, "Offs");
sprintf(mainText, "DEST");
subText = "Offset";
break;
}
subText = "CV Dest";
break;
}
}
drawCenteredText(mainText, MAIN_TEXT_Y, LARGE_FONT);

63
examples/Gravity/channel.h
View File

@ -30,10 +30,10 @@ static const int clock_mod_pulses[MOD_CHOICE_SIZE] = {4, 8, 12, 16, 24, 32, 48,
class Channel {
public:
Channel() {
final_clock_mod_index = base_clock_mod_index;
final_probability = base_probability;
final_duty_cycle = base_duty_cycle;
final_offset = base_offset;
cvmod_clock_mod_index = base_clock_mod_index;
cvmod_probability = base_probability;
cvmod_duty_cycle = base_duty_cycle;
cvmod_offset = base_offset;
}
// Setters (Set the BASE value)
@ -43,22 +43,22 @@ class Channel {
}
void setProbability(int prob) { base_probability = constrain(prob, 0, 100); }
void setDutyCycle(int duty) { base_duty_cycle = constrain(duty, 1, 99); }
void setOffset(int off) { base_offset = constrain(off, 1, 99); }
void setOffset(int off) { base_offset = constrain(off, 0, 100); }
void setCvSource(CvSource source) { cv_source = source; }
void setCvDestination(CvDestination dest) { cv_destination = dest; }
// Getters (Get the BASE value for the UI)
int getProbability() const { return base_probability; }
int getDutyCycle() const { return base_duty_cycle; }
int getOffset() const { return base_offset; }
int getClockMod() const { return clock_mod[base_clock_mod_index]; }
int getClockModIndex() const { return base_clock_mod_index; }
int getProbability(bool withCvMod = false) const { return withCvMod ? cvmod_probability : base_probability; }
int getDutyCycle(bool withCvMod = false) const { return withCvMod ? cvmod_duty_cycle : base_duty_cycle; }
int getOffset(bool withCvMod = false) const { return withCvMod ? cvmod_offset : base_offset; }
int getClockMod(bool withCvMod = false) const { return clock_mod[getClockModIndex(withCvMod)]; }
int getClockModIndex(bool withCvMod = false) const { return withCvMod ? cvmod_clock_mod_index : base_clock_mod_index; }
uint32_t getDutyCyclePulses() const { return duty_cycle_pulses; }
uint32_t getOffsetPulses() const { return offset_pulses; }
CvSource getCvSource() { return cv_source; }
CvDestination getCvDestination() { return cv_destination; }
bool isCvActive() const { return cv_source != CV_NONE && cv_destination != CV_DEST_NONE; }
bool isCvModActive() const { return cv_source != CV_NONE && cv_destination != CV_DEST_NONE; }
/**
* @brief Processes a clock tick and determines if the output should be high or low.
@ -67,16 +67,15 @@ class Channel {
*/
void processClockTick(uint32_t tick, DigitalOutput& output) {
// Use pre-calculated final values
const uint32_t mod_pulses = clock_mod_pulses[final_clock_mod_index];
const uint32_t duty_pulses = max((long)((mod_pulses * (100L - final_duty_cycle)) / 100L), 1L);
const uint32_t offset_pulses = (long)((mod_pulses * (100L - final_offset)) / 100L);
const uint32_t mod_pulses = clock_mod_pulses[cvmod_clock_mod_index];
const uint32_t duty_pulses = max((long)((mod_pulses * (100L - cvmod_duty_cycle)) / 100L), 1L);
const uint32_t offset_pulses = (long)((mod_pulses * (100L - cvmod_offset)) / 100L);
const uint32_t current_tick_offset = tick + offset_pulses;
// Duty cycle high check
if (current_tick_offset % mod_pulses == 0) {
// Use final_probability here
if (final_probability >= random(0, 100)) {
if (cvmod_probability >= random(0, 100)) {
output.High();
}
}
@ -89,12 +88,12 @@ class Channel {
}
void updateFinalValues(int cv1_value, int cv2_value) {
if (!isCvActive()) {
if (!isCvModActive()) {
// If CV is off, ensure final values match the base values.
final_clock_mod_index = base_clock_mod_index;
final_probability = base_probability;
final_duty_cycle = base_duty_cycle;
final_offset = base_offset;
cvmod_clock_mod_index = base_clock_mod_index;
cvmod_probability = base_probability;
cvmod_duty_cycle = base_duty_cycle;
cvmod_offset = base_offset;
return;
}
@ -104,19 +103,19 @@ class Channel {
// Calculate and store final values using bipolar mapping.
// Default to base value if not the current CV destination.
final_clock_mod_index = (cv_destination == CV_DEST_MOD)
cvmod_clock_mod_index = (cv_destination == CV_DEST_MOD)
? constrain(base_clock_mod_index + map(active_cv_value, -512, 512, -10, 10), 0, MOD_CHOICE_SIZE - 1)
: base_clock_mod_index;
final_probability = (cv_destination == CV_DEST_PROB)
cvmod_probability = (cv_destination == CV_DEST_PROB)
? constrain(base_probability + map(active_cv_value, -512, 512, -50, 50), 0, 100)
: base_probability;
final_duty_cycle = (cv_destination == CV_DEST_DUTY)
cvmod_duty_cycle = (cv_destination == CV_DEST_DUTY)
? constrain(base_duty_cycle + map(active_cv_value, -512, 512, -50, 50), 0, 99)
: base_duty_cycle;
final_offset = (cv_destination == CV_DEST_OFFSET)
cvmod_offset = (cv_destination == CV_DEST_OFFSET)
? constrain(base_offset + map(active_cv_value, -512, 512, -50, 50), 0, 99)
: base_offset;
}
@ -127,9 +126,9 @@ class Channel {
* Should be called whenever mod, duty cycle, or offset changes.
*/
void updatePulses() {
const uint32_t mod_pulses = clock_mod_pulses[final_clock_mod_index];
duty_cycle_pulses = max((long)((mod_pulses * (100L - final_duty_cycle)) / 100L), 1L);
offset_pulses = (long)((mod_pulses * (100L - final_offset)) / 100L);
const uint32_t mod_pulses = clock_mod_pulses[cvmod_clock_mod_index];
duty_cycle_pulses = max((long)((mod_pulses * (100L - cvmod_duty_cycle)) / 100L), 1L);
offset_pulses = (long)((mod_pulses * (100L - cvmod_offset)) / 100L);
}
// User-settable "base" values.
@ -145,10 +144,10 @@ class Channel {
CvSource cv_source = CV_NONE;
CvDestination cv_destination = CV_DEST_NONE;
volatile byte final_clock_mod_index;
volatile byte final_probability;
volatile byte final_duty_cycle;
volatile byte final_offset;
volatile byte cvmod_clock_mod_index;
volatile byte cvmod_probability;
volatile byte cvmod_duty_cycle;
volatile byte cvmod_offset;
};
#endif // CHANNEL_H