From 1000799d1ef594bf9f48076986ec300ef9e536db Mon Sep 17 00:00:00 2001 From: Gabriel Young Date: Sat, 25 Feb 2017 19:25:33 -0800 Subject: [PATCH] Factor basic note processing into respective processors --- build_keyboard.mk | 1 + quantum/process_keycode/process_audio.c | 62 +++++++++++ quantum/process_keycode/process_audio.h | 11 ++ quantum/process_keycode/process_midi.c | 28 ++++- quantum/process_keycode/process_midi.h | 13 ++- quantum/process_keycode/process_music.c | 141 ++++++++++-------------- quantum/process_keycode/process_music.h | 5 +- quantum/quantum.c | 3 + quantum/quantum.h | 7 +- 9 files changed, 186 insertions(+), 85 deletions(-) create mode 100644 quantum/process_keycode/process_audio.c create mode 100644 quantum/process_keycode/process_audio.h diff --git a/build_keyboard.mk b/build_keyboard.mk index eea8d5919..07dfe85b4 100644 --- a/build_keyboard.mk +++ b/build_keyboard.mk @@ -157,6 +157,7 @@ endif ifeq ($(strip $(AUDIO_ENABLE)), yes) OPT_DEFS += -DAUDIO_ENABLE SRC += $(QUANTUM_DIR)/process_keycode/process_music.c + SRC += $(QUANTUM_DIR)/process_keycode/process_audio.c SRC += $(QUANTUM_DIR)/audio/audio.c SRC += $(QUANTUM_DIR)/audio/voices.c SRC += $(QUANTUM_DIR)/audio/luts.c diff --git a/quantum/process_keycode/process_audio.c b/quantum/process_keycode/process_audio.c new file mode 100644 index 000000000..5b5da546e --- /dev/null +++ b/quantum/process_keycode/process_audio.c @@ -0,0 +1,62 @@ +#include "process_audio.h" +#include "audio.h" + +static float compute_freq_for_midi_note(uint8_t note) +{ + // https://en.wikipedia.org/wiki/MIDI_tuning_standard + return pow(2.0, (note - 69) / 12.0) * 440.0f; +} + +bool process_audio(uint16_t keycode, keyrecord_t *record) { + + if (keycode == AU_ON && record->event.pressed) { + audio_on(); + return false; + } + + if (keycode == AU_OFF && record->event.pressed) { + audio_off(); + return false; + } + + if (keycode == AU_TOG && record->event.pressed) { + if (is_audio_on()) + { + audio_off(); + } + else + { + audio_on(); + } + return false; + } + + if (keycode == MUV_IN && record->event.pressed) { + voice_iterate(); + music_scale_user(); + return false; + } + + if (keycode == MUV_DE && record->event.pressed) { + voice_deiterate(); + music_scale_user(); + return false; + } + + return true +} + +void process_audio_noteon(uint8_t note) { + play_note(compute_freq_for_midi_note(note), 0xF); +} + +void process_audio_noteoff(uint8_t note) { + stop_note(compute_freq_for_midi_note(note)); +} + +void process_audio_stop_all_notes(void) { + stop_all_notes(); +} + +__attribute__ ((weak)) +void audio_on_user() {} \ No newline at end of file diff --git a/quantum/process_keycode/process_audio.h b/quantum/process_keycode/process_audio.h new file mode 100644 index 000000000..59a17725a --- /dev/null +++ b/quantum/process_keycode/process_audio.h @@ -0,0 +1,11 @@ +#ifndef PROCESS_AUDIO_H +#define PROCESS_AUDIO_H + +bool process_audio(uint16_t keycode, keyrecord_t *record); +void process_audio_noteon(uint8_t note); +void process_audio_noteoff(uint8_t note); +void process_audio_stop_all_notes(void); + +void audio_on_user(void); + +#endif \ No newline at end of file diff --git a/quantum/process_keycode/process_midi.c b/quantum/process_keycode/process_midi.c index 161f04a24..214bba902 100644 --- a/quantum/process_keycode/process_midi.c +++ b/quantum/process_keycode/process_midi.c @@ -1,6 +1,28 @@ #include "process_midi.h" -#if defined(MIDI_ENABLE) && defined(MIDI_ADVANCED) +#ifdef MIDI_ENABLE +#include "midi.h" + +#ifdef MIDI_BASIC + +void process_midi_basic_noteon(uint8_t note) +{ + midi_send_noteon(&midi_device, 0, note, 128); +} + +void process_midi_basic_noteoff(uint8_t note) +{ + midi_send_noteoff(&midi_device, 0, note, 0); +} + +void process_midi_basic_stop_all_notes(void) +{ + midi_send_cc(&midi_device, 0, 0x7B, 0); +} + +#endif // MIDI_BASIC + +#ifdef MIDI_ADVANCED #include "timer.h" @@ -165,7 +187,7 @@ bool process_midi(uint16_t keycode, keyrecord_t *record) case MI_ALLOFF: if (record->event.pressed) { midi_send_cc(&midi_device, midi_config.channel, 0x7B, 0); - dprintf("midi off\n"); + dprintf("midi all notes off\n"); } return false; case MI_SUS: @@ -212,3 +234,5 @@ bool process_midi(uint16_t keycode, keyrecord_t *record) } #endif // MIDI_ADVANCED + +#endif // MIDI_ENABLE diff --git a/quantum/process_keycode/process_midi.h b/quantum/process_keycode/process_midi.h index ffd41579f..0f559ec23 100644 --- a/quantum/process_keycode/process_midi.h +++ b/quantum/process_keycode/process_midi.h @@ -2,8 +2,16 @@ #define PROCESS_MIDI_H #include "quantum.h" -#include "midi.h" +#ifdef MIDI_ENABLE + +#ifdef MIDI_BASIC +void process_midi_basic_noteon(uint8_t note); +void process_midi_basic_noteoff(uint8_t note); +void process_midi_basic_stop_all_notes(void); +#endif + +#ifdef MIDI_ADVANCED typedef union { uint32_t raw; struct { @@ -25,5 +33,8 @@ bool process_midi(uint16_t keycode, keyrecord_t *record); #define MIDI_TONE_COUNT (MIDI_TONE_MAX - MIDI_TONE_MIN + 1) uint8_t midi_compute_note(uint16_t keycode); +#endif // MIDI_ADVANCED + +#endif // MIDI_ENABLE #endif \ No newline at end of file diff --git a/quantum/process_keycode/process_music.c b/quantum/process_keycode/process_music.c index ac906b628..a1e270df1 100644 --- a/quantum/process_keycode/process_music.c +++ b/quantum/process_keycode/process_music.c @@ -1,5 +1,14 @@ #include "process_music.h" +#ifdef AUDIO_ENABLE +#include "process_audio.h" +#endif +#if defined(MIDI_ENABLE) && defined(MIDI_BASIC) +#include "process_midi.h" +#endif + +#if defined(AUDIO_ENABLE) || (defined(MIDI_ENABLE) && defined(MIDI_BASIC)) + bool music_activated = false; uint8_t music_starting_note = 0x0C; int music_offset = 7; @@ -8,39 +17,42 @@ int music_offset = 7; static bool music_sequence_recording = false; static bool music_sequence_recorded = false; static bool music_sequence_playing = false; -static float music_sequence[16] = {0}; +static uint8_t music_sequence[16] = {0}; static uint8_t music_sequence_count = 0; static uint8_t music_sequence_position = 0; static uint16_t music_sequence_timer = 0; static uint16_t music_sequence_interval = 100; +static void music_noteon(uint8_t note) { + #ifdef AUDIO_ENABLE + process_audio_noteon(note); + #endif + #if defined(MIDI_ENABLE) && defined(MIDI_BASIC) + process_midi_basic_noteon(note); + #endif +} + +static void music_noteoff(uint8_t note) { + #ifdef AUDIO_ENABLE + process_audio_noteoff(note); + #endif + #if defined(MIDI_ENABLE) && defined(MIDI_BASIC) + process_midi_basic_noteoff(note); + #endif +} + +static void music_all_notes_off(void) { + #ifdef AUDIO_ENABLE + process_audio_stop_all_notes(); + #endif + #if defined(MIDI_ENABLE) && defined(MIDI_BASIC) + process_midi_basic_stop_all_notes(); + #endif +} + bool process_music(uint16_t keycode, keyrecord_t *record) { - #ifdef AUDIO_ENABLE - if (keycode == AU_ON && record->event.pressed) { - audio_on(); - return false; - } - - if (keycode == AU_OFF && record->event.pressed) { - audio_off(); - return false; - } - - if (keycode == AU_TOG && record->event.pressed) { - if (is_audio_on()) - { - audio_off(); - } - else - { - audio_on(); - } - return false; - } - #endif // AUDIO_ENABLE - if (keycode == MU_ON && record->event.pressed) { music_on(); return false; @@ -63,26 +75,10 @@ bool process_music(uint16_t keycode, keyrecord_t *record) { return false; } - #ifdef AUDIO_ENABLE - if (keycode == MUV_IN && record->event.pressed) { - voice_iterate(); - music_scale_user(); - return false; - } - - if (keycode == MUV_DE && record->event.pressed) { - voice_deiterate(); - music_scale_user(); - return false; - } - #endif // AUDIO_ENABLE - if (music_activated) { if (keycode == KC_LCTL && record->event.pressed) { // Start recording - #ifdef AUDIO_ENABLE - stop_all_notes(); - #endif + music_all_notes_off(); music_sequence_recording = true; music_sequence_recorded = false; music_sequence_playing = false; @@ -91,9 +87,7 @@ bool process_music(uint16_t keycode, keyrecord_t *record) { } if (keycode == KC_LALT && record->event.pressed) { // Stop recording/playing - #ifdef AUDIO_ENABLE - stop_all_notes(); - #endif + music_all_notes_off(); if (music_sequence_recording) { // was recording music_sequence_recorded = true; } @@ -103,9 +97,7 @@ bool process_music(uint16_t keycode, keyrecord_t *record) { } if (keycode == KC_LGUI && record->event.pressed && music_sequence_recorded) { // Start playing - #ifdef AUDIO_ENABLE - stop_all_notes(); - #endif + music_all_notes_off(); music_sequence_recording = false; music_sequence_playing = true; music_sequence_position = 0; @@ -124,32 +116,27 @@ bool process_music(uint16_t keycode, keyrecord_t *record) { music_sequence_interval+=10; return false; } + #define MUSIC_MODE_GUITAR - #ifdef AUDIO_ENABLE #ifdef MUSIC_MODE_CHROMATIC - float freq = ((float)220.0)*pow(2.0, -5.0)*pow(2.0,(music_starting_note + record->event.key.col + music_offset)/12.0+(MATRIX_ROWS - record->event.key.row)); + uint8_t note = (music_starting_note + record->event.key.col + music_offset - 3)+12*(MATRIX_ROWS - record->event.key.row); #elif defined(MUSIC_MODE_GUITAR) - float freq = ((float)220.0)*pow(2.0, -5.0)*pow(2.0,(music_starting_note + record->event.key.col + music_offset)/12.0+(float)(MATRIX_ROWS - record->event.key.row + 7)*5.0/12); + uint8_t note = (music_starting_note + record->event.key.col + music_offset + 32)+5*(MATRIX_ROWS - record->event.key.row); #elif defined(MUSIC_MODE_VIOLIN) - float freq = ((float)220.0)*pow(2.0, -5.0)*pow(2.0,(music_starting_note + record->event.key.col + music_offset)/12.0+(float)(MATRIX_ROWS - record->event.key.row + 5)*7.0/12); + uint8_t note = (music_starting_note + record->event.key.col + music_offset + 32)+7*(MATRIX_ROWS - record->event.key.row); #else - float freq = ((float)220.0)*pow(2.0, -5.0)*pow(2.0,(music_starting_note + SCALE[record->event.key.col + music_offset])/12.0+(MATRIX_ROWS - record->event.key.row)); + uint8_t note = (music_starting_note + SCALE[record->event.key.col + music_offset] - 3)+12*(MATRIX_ROWS - record->event.key.row); #endif - #endif // AUDIO_ENABLE if (record->event.pressed) { - #ifdef AUDIO_ENABLE - play_note(freq, 0xF); + music_noteon(note); if (music_sequence_recording) { - music_sequence[music_sequence_count] = freq; + music_sequence[music_sequence_count] = note; music_sequence_count++; } - #endif } else { - #ifdef AUDIO_ENABLE - stop_note(freq); - #endif + music_noteoff(note); } if (keycode < 0xFF) // ignores all normal keycodes, but lets RAISE, LOWER, etc through @@ -177,32 +164,26 @@ void music_on(void) { void music_off(void) { music_activated = 0; - #ifdef AUDIO_ENABLE - stop_all_notes(); - #endif + music_all_notes_off(); } - -__attribute__ ((weak)) -void music_on_user() {} - -#ifdef AUDIO_ENABLE -__attribute__ ((weak)) -void audio_on_user() {} -#endif - -__attribute__ ((weak)) -void music_scale_user() {} - void matrix_scan_music(void) { if (music_sequence_playing) { if ((music_sequence_timer == 0) || (timer_elapsed(music_sequence_timer) > music_sequence_interval)) { music_sequence_timer = timer_read(); - #ifdef AUDIO_ENABLE - stop_note(music_sequence[(music_sequence_position - 1 < 0)?(music_sequence_position - 1 + music_sequence_count):(music_sequence_position - 1)]); - play_note(music_sequence[music_sequence_position], 0xF); - #endif + uint8_t prev_note = music_sequence[(music_sequence_position - 1 < 0)?(music_sequence_position - 1 + music_sequence_count):(music_sequence_position - 1)]; + uint8_t next_note = music_sequence[music_sequence_position]; + music_noteoff(prev_note); + music_noteon(next_note); music_sequence_position = (music_sequence_position + 1) % music_sequence_count; } } } + +__attribute__ ((weak)) +void music_on_user() {} + +__attribute__ ((weak)) +void music_scale_user() {} + +#endif // defined(AUDIO_ENABLE) || (defined(MIDI_ENABLE) && defined(MIDI_BASIC)) \ No newline at end of file diff --git a/quantum/process_keycode/process_music.h b/quantum/process_keycode/process_music.h index 318b3e387..69913b276 100644 --- a/quantum/process_keycode/process_music.h +++ b/quantum/process_keycode/process_music.h @@ -3,6 +3,8 @@ #include "quantum.h" +#if defined(AUDIO_ENABLE) || (defined(MIDI_ENABLE) && defined(MIDI_BASIC)) + bool process_music(uint16_t keycode, keyrecord_t *record); bool is_music_on(void); @@ -10,7 +12,6 @@ void music_toggle(void); void music_on(void); void music_off(void); -void audio_on_user(void); void music_on_user(void); void music_scale_user(void); @@ -24,4 +25,6 @@ void matrix_scan_music(void); 0 + (12*4), 2 + (12*4), 4 + (12*4), 5 + (12*4), 7 + (12*4), 9 + (12*4), 11 + (12*4), } #endif +#endif // defined(AUDIO_ENABLE) || (defined(MIDI_ENABLE) && defined(MIDI_BASIC)) + #endif \ No newline at end of file diff --git a/quantum/quantum.c b/quantum/quantum.c index 83fa87708..7a27a568a 100644 --- a/quantum/quantum.c +++ b/quantum/quantum.c @@ -153,6 +153,9 @@ bool process_record_quantum(keyrecord_t *record) { #if defined(MIDI_ENABLE) && defined(MIDI_ADVANCED) process_midi(keycode, record) && #endif + #ifdef AUDIO_ENABLE + process_audio(keycode, record) && + #endif #if defined(AUDIO_ENABLE) || (defined(MIDI_ENABLE) && defined(MIDI_BASIC)) process_music(keycode, record) && #endif diff --git a/quantum/quantum.h b/quantum/quantum.h index 580d51202..77732d43f 100644 --- a/quantum/quantum.h +++ b/quantum/quantum.h @@ -35,11 +35,16 @@ extern uint32_t default_layer_state; #ifdef MIDI_ENABLE #include +#ifdef MIDI_ADVANCED #include "process_midi.h" #endif +#endif // MIDI_ENABLE #ifdef AUDIO_ENABLE - #include "audio.h" + #include "process_audio.h" +#endif + +#if defined(AUDIO_ENABLE) || (defined(MIDI_ENABLE) && defined(MIDI_BASIC)) #include "process_music.h" #endif