awonak/libGravity
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update comments and minor fixes.

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This commit is contained in:
Adam Wonak
2025-07-03 07:57:18 -07:00
parent 7ce8bb661d
commit db50132c28
2 changed files with 32 additions and 14 deletions
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12
examples/Gravity/channel.h
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@ -19,11 +19,11 @@ enum CvDestination : uint8_t {
CV_DEST_LAST,
};
static const int MOD_CHOICE_SIZE = 21;
static const byte MOD_CHOICE_SIZE = 21;
// Negative for multiply, positive for divide.
static const int clock_mod[MOD_CHOICE_SIZE] PROGMEM = {-24, -12, -8, -6, -4, -3, -2, 1, 2, 3, 4, 5, 6, 7, 8, 12, 16, 24, 32, 64, 128};
static const int CLOCK_MOD[MOD_CHOICE_SIZE] PROGMEM = {-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 96 PPQN clock source that match the above div/mult mods.
static const int clock_mod_pulses[MOD_CHOICE_SIZE] PROGMEM = {4, 8, 12, 16, 24, 32, 48, 96, 192, 288, 384, 480, 576, 1152, 672, 768, 1536, 2304, 3072, 6144, 12288};
static const int CLOCK_MOD_PULSES[MOD_CHOICE_SIZE] PROGMEM = {4, 8, 12, 16, 24, 32, 48, 96, 192, 288, 384, 480, 576, 1152, 672, 768, 1536, 2304, 3072, 6144, 12288};
class Channel {
public:
@ -111,7 +111,7 @@ class Channel {
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 getSwing(bool withCvMod = false) const { return withCvMod ? cvmod_swing : base_swing; }
int getClockMod(bool withCvMod = false) const { return pgm_read_word_near(&clock_mod[getClockModIndex(withCvMod)]); }
int getClockMod(bool withCvMod = false) const { return pgm_read_word_near(&CLOCK_MOD[getClockModIndex(withCvMod)]); }
int getClockModIndex(bool withCvMod = false) const { return withCvMod ? cvmod_clock_mod_index : base_clock_mod_index; }
bool isCvModActive() const { return cv1_dest != CV_DEST_NONE || cv2_dest != CV_DEST_NONE; }
@ -126,7 +126,7 @@ class Channel {
*/
void processClockTick(uint32_t tick, DigitalOutput& output) {
// Calculate output duty cycle state using cv modded values to determine pulse counts.
const uint16_t mod_pulses = pgm_read_word_near(&clock_mod_pulses[cvmod_clock_mod_index]);
const uint16_t mod_pulses = pgm_read_word_near(&CLOCK_MOD_PULSES[cvmod_clock_mod_index]);
const uint16_t duty_pulses = max((long)((mod_pulses * (100L - cvmod_duty_cycle)) / 100L), 1L);
const uint16_t offset_pulses = (long)((mod_pulses * (100L - cvmod_offset)) / 100L);
@ -144,7 +144,7 @@ class Channel {
// Step check
if (current_tick_offset % mod_pulses == 0) {
bool hit = cvmod_probability >= random(0, 100);
// Euclidean rhythm check
// Euclidean rhythm hit check
switch (pattern.NextStep()) {
case Pattern::REST: // Rest when active or fall back to probability
hit = false;