update music functionality

keyboards/planck/keymaps/audio_out/config.h

@@ -39,6 +39,7 @@
 /* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
 //#define MIDI_TONE_KEYCODE_OCTAVES 2
 
+#define C6_AUDIO
 #define B7_AUDIO
 
 #undef BACKLIGHT_PIN

quantum/audio/audio.h

@@ -36,6 +36,27 @@
 // Enable vibrato strength/amplitude - slows down ISR too much
 // #define VIBRATO_STRENGTH_ENABLE
 
+#ifdef B_AUDIO
+#error Please define B5_AUDIO, B6_AUDIO, or B7_AUDIO instead
+#endif
+
+#if defined(B5_AUDIO) || defined(B6_AUDIO) || defined(B7_AUDIO)
+    #define B_AUDIO
+#endif
+
+#if defined(C6_AUDIO) && defined (B_AUDIO)
+  #define NUMBER_OF_TIMERS 2
+#elif defined(C6_AUDIO)
+  #define NUMBER_OF_TIMERS 1
+#elif defined(B_AUDIO)
+  #define NUMBER_OF_TIMERS 1
+#else
+  #define NUMBER_OF_TIMERS 0
+#endif
+
+#define TIMER_1_INDEX 0
+#define TIMER_3_INDEX 1 
+
 typedef union {
     uint8_t raw;
     struct {
@@ -75,7 +96,7 @@ void disable_polyphony(void);
 void increase_polyphony_rate(float change);
 void decrease_polyphony_rate(float change);
 
-void set_timbre(float timbre);
+void set_timbre(float timbre, uint8_t timer_index);
 void set_tempo(uint8_t tempo);
 
 void increase_tempo(uint8_t tempo_change);

quantum/audio/voices.h

@@ -24,7 +24,7 @@
 #ifndef VOICES_H
 #define VOICES_H
 
-float voice_envelope(float frequency);
+float voice_envelope(float frequency, uint8_t timer_index);
 
 typedef enum {
     default_voice,
@@ -45,8 +45,12 @@ typedef enum {
     number_of_voices // important that this is last
 } voice_type;
 
-void set_voice(voice_type v);
+void set_all_voices(voice_type v);
-void voice_iterate(void);
+void all_voices_iterate(void);
-void voice_deiterate(void);
+void all_voices_deiterate(void);
+
+void set_voice(voice_type v, uint8_t timer_index);
+void voice_iterate(uint8_t timer_index);
+void voice_deiterate(uint8_t timer_index);
 
 #endif

quantum/process_keycode/process_audio.c

@@ -38,13 +38,13 @@ bool process_audio(uint16_t keycode, keyrecord_t *record) {
     }
 
     if (keycode == MUV_IN && record->event.pressed) {
-        voice_iterate();
+        all_voices_iterate();
         PLAY_SONG(voice_change_song);
         return false;
     }
 
     if (keycode == MUV_DE && record->event.pressed) {
-        voice_deiterate();
+        all_voices_deiterate();
         PLAY_SONG(voice_change_song);
         return false;
     }

quantum/process_keycode/process_music.c

@@ -28,7 +28,7 @@ bool music_activated = false;
 bool midi_activated = false;
 uint8_t music_starting_note = 0x0C;
 int music_offset = 7;
-uint8_t music_mode = MUSIC_MODE_CHROMATIC;
+uint8_t music_mode = MUSIC_MODE_MAJOR;
 
 // music sequencer
 static bool music_sequence_recording = false;