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https://github.com/openstenoproject/qmk
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working duopholy
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parent
eabf530a0e
commit
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1 changed files with 58 additions and 4 deletions
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@ -75,6 +75,7 @@
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int voices = 0;
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int voice_place = 0;
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float frequency = 0;
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float frequency_alt = 0;
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int volume = 0;
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long position = 0;
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@ -193,6 +194,7 @@ void stop_all_notes()
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playing_notes = false;
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playing_note = false;
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frequency = 0;
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frequency_alt = 0;
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volume = 0;
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for (uint8_t i = 0; i < 8; i++)
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@ -239,6 +241,7 @@ void stop_note(float freq)
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DISABLE_AUDIO_COUNTER_1_OUTPUT;
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#endif
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frequency = 0;
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frequency_alt = 0;
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volume = 0;
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playing_note = false;
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}
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@ -268,10 +271,52 @@ float vibrato(float average_freq) {
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#ifdef C6_AUDIO
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ISR(TIMER3_COMPA_vect)
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{
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float freq;
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float freq, freq_alt = 0;
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if (playing_note) {
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if (voices > 0) {
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#ifdef B5_AUDIO
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if (voices > 1) {
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if (polyphony_rate == 0) {
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if (glissando) {
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if (frequency_alt != 0 && frequency_alt < frequencies[voices - 2] && frequency_alt < frequencies[voices - 2] * pow(2, -440/frequencies[voices - 2]/12/2)) {
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frequency_alt = frequency_alt * pow(2, 440/frequency_alt/12/2);
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} else if (frequency_alt != 0 && frequency_alt > frequencies[voices - 2] && frequency_alt > frequencies[voices - 2] * pow(2, 440/frequencies[voices - 2]/12/2)) {
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frequency_alt = frequency_alt * pow(2, -440/frequency_alt/12/2);
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} else {
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frequency_alt = frequencies[voices - 2];
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}
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} else {
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frequency_alt = frequencies[voices - 2];
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}
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#ifdef VIBRATO_ENABLE
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if (vibrato_strength > 0) {
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freq_alt = vibrato(frequency_alt);
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} else {
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freq_alt = frequency_alt;
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}
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#else
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freq_alt = frequency_alt;
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#endif
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}
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if (envelope_index < 65535) {
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envelope_index++;
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}
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freq_alt = voice_envelope(freq_alt);
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if (freq_alt < 30.517578125) {
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freq_alt = 30.52;
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}
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TIMER_1_PERIOD = (uint16_t)(((float)F_CPU) / (freq_alt * CPU_PRESCALER));
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TIMER_1_DUTY_CYCLE = (uint16_t)((((float)F_CPU) / (freq_alt * CPU_PRESCALER)) * note_timbre);
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}
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#endif
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if (polyphony_rate > 0) {
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if (voices > 1) {
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voice_place %= voices;
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@ -396,10 +441,10 @@ ISR(TIMER3_COMPA_vect)
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}
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#endif
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#ifdef B5_AUDIO
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ISR(TIMER1_COMPA_vect)
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{
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float freq;
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#if defined(B5_AUDIO) && !defined(C6_AUDIO)
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float freq = 0;
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if (playing_note) {
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if (voices > 0) {
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@ -524,8 +569,8 @@ ISR(TIMER1_COMPA_vect)
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playing_notes = false;
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playing_note = false;
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}
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}
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#endif
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}
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void play_note(float freq, int vol) {
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@ -562,8 +607,15 @@ void play_note(float freq, int vol) {
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ENABLE_AUDIO_COUNTER_3_OUTPUT;
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#endif
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#ifdef B5_AUDIO
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#ifdef C6_AUDIO
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if (voices > 1) {
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ENABLE_AUDIO_COUNTER_1_ISR;
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ENABLE_AUDIO_COUNTER_1_OUTPUT;
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}
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#else
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ENABLE_AUDIO_COUNTER_1_ISR;
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ENABLE_AUDIO_COUNTER_1_OUTPUT;
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#endif
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#endif
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}
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@ -609,8 +661,10 @@ void play_notes(float (*np)[][2], uint16_t n_count, bool n_repeat, float n_rest)
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ENABLE_AUDIO_COUNTER_3_OUTPUT;
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#endif
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#ifdef B5_AUDIO
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#ifndef C6_AUDIO
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ENABLE_AUDIO_COUNTER_1_ISR;
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ENABLE_AUDIO_COUNTER_1_OUTPUT;
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#endif
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#endif
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}
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