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fixed tone playing after a rest, optimized tone stopping algorithm

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This commit is contained in:
David Hoelscher 2024-10-22 00:38:56 -05:00
parent 9948b05410
commit d29cc98240
2 changed files with 3 additions and 4 deletions
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4
platforms/chibios/drivers/audio_pwm_hardware.c
View File

@ -49,7 +49,7 @@ void channel_1_set_frequency(float freq) {
width = 0;
} else {
period = (pwmCFG.frequency / freq);
width = PWM_PERCENTAGE_TO_WIDTH(&AUDIO_PWM_DRIVER, (100 - note_timbre) * 100);
width = (pwmcnt_t)(((period) * (pwmcnt_t)((100 - note_timbre) * 100)) / (pwmcnt_t)(10000));
}
chSysLockFromISR();
pwmChangePeriodI(&AUDIO_PWM_DRIVER, period);
@ -69,7 +69,7 @@ void channel_1_start(void) {
void channel_1_stop(void) {
pwmStop(&AUDIO_PWM_DRIVER);
pwmStart(&AUDIO_PWM_DRIVER, &pwmCFG);
pwmEnableChannelI(&AUDIO_PWM_DRIVER, AUDIO_PWM_CHANNEL - 1, 0);
pwmEnableChannel(&AUDIO_PWM_DRIVER, AUDIO_PWM_CHANNEL - 1, 0);
pwmStop(&AUDIO_PWM_DRIVER);
}

3
quantum/audio/audio.c
View File

@ -258,11 +258,10 @@ void audio_stop_tone(float pitch) {
for (int i = AUDIO_TONE_STACKSIZE - 1; i >= 0; i--) {
found = (tones[i].pitch == pitch);
if (found) {
tones[i] = (musical_tone_t){.time_started = 0, .pitch = -1.0f, .duration = 0};
for (int j = i; (j < AUDIO_TONE_STACKSIZE - 1); j++) {
tones[j] = tones[j + 1];
tones[j + 1] = (musical_tone_t){.time_started = 0, .pitch = -1.0f, .duration = 0};
}
tones[AUDIO_TONE_STACKSIZE - 1] = (musical_tone_t){.time_started = 0, .pitch = -1.0f, .duration = 0};
break;
}
}