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MicroMDAEPiano
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Added storing of master_volume and sound.

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First changes for storing configurations in EEPROM.
master
Holger Wirtz 6 years ago
parent 46896ad213
commit ea818821cb
3 changed files with 69 additions and 39 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 70
      MicroMDAEPiano.ino
  2. 33
      UI.hpp
  3. 5
      config.h

70
MicroMDAEPiano.ino
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@ -84,19 +84,19 @@ mdaEPiano* ep;
extern void init_menus(void);
extern int32_t encoder_value[NUM_ENCODER];
extern Bounce but[NUM_ENCODER];
// more variables
uint8_t sound = 1;
uint32_t xrun = 0;
uint32_t overload = 0;
uint32_t peak = 0;
uint16_t render_time_max = 0;
elapsedMicros fill_audio_buffer;
elapsedMillis control_rate;
elapsedMillis autostore;
const uint16_t audio_block_time_us = 1000000 / (SAMPLE_RATE / AUDIO_BLOCK_SAMPLES);
config_t configuration = {
0xffff, // checksum
1, // sound
ENC_DECAY_DEFAULT, // decay
ENC_RELEASE_DEFAULT, // release
ENC_HARDNESS_DEFAULT, // hardness
@ -133,13 +133,16 @@ config_t configuration = {
};
float _loudness = mapfloat(float(ENC_LOUDNESS_DEFAULT), ENC_LOUDNESS_MIN, ENC_LOUDNESS_MAX, 0.0, 1.0);
uint8_t master_volume = ENC_MASTER_VOLUME_DEFAULT;
int8_t pan = ENC_MASTER_PAN_DEFAULT;
uint8_t eeprom_config_update_flag = 0;
bool eeprom_master_volume_update_flag = false;
elapsedMillis eeprom_master_volume_update_timer;
bool eeprom_update_flag = false;
#ifdef SHOW_CPU_LOAD_MSEC
elapsedMillis cpu_mem_millis;
#endif
//*************************************************************************************************
//* SETUP FUNCTION
//*************************************************************************************************
@ -166,9 +169,8 @@ void setup()
// create EPiano object
ep = new mdaEPiano();
set_complete_configuration();
// read initial EEPROM variables
initial_values_from_eeprom();
set_complete_configuration();
setup_midi_devices();
@ -211,8 +213,6 @@ void setup()
Serial.print(audio_block_time_us);
Serial.println(F("ms)"));
AudioInterrupts();
Serial.println(F("<setup end>"));
@ -285,6 +285,12 @@ void loop()
{
control_rate = 0;
handle_ui();
if ( eeprom_config_update_flag > 0 && ep->getActiveVoices() == 0) // write only to eeprom when no voice is active
eeprom_config_update();
if (eeprom_master_volume_update_flag == true && eeprom_master_volume_update_timer > STORE_MASTER_VOLUME_MS)
eeprom_master_volume_update();
}
}
@ -441,6 +447,9 @@ void set_master_volume(uint8_t value)
// http://files.csound-tutorial.net/floss_manual/Release03/Cs_FM_03_ScrapBook/b-panning-and-spatialization.html
mixer_r.gain(0, tmp3 * sinf(tmp2 * PI / 2));
mixer_l.gain(0, tmp3 * cosf(tmp2 * PI / 2));
eeprom_master_volume_update_flag = true;
eeprom_master_volume_update_timer = 0;
}
/******************************************************************************
@ -452,7 +461,7 @@ void initial_values_from_eeprom(void)
uint32_t checksum;
config_t tmp_conf;
EEPROM_readAnything(EEPROM_START_ADDRESS, tmp_conf);
EEPROM_readAnything(EEPROM_CONFIGURATIONS + sizeof(config_t) * (sound - 1), tmp_conf);
checksum = crc32((byte*)&tmp_conf + 4, sizeof(tmp_conf) - 4);
#ifdef DEBUG
@ -462,35 +471,52 @@ void initial_values_from_eeprom(void)
Serial.print(checksum, HEX);
#endif
if (checksum != tmp_conf.checksum)
if (checksum != tmp_conf.checksum || (but[0].read() == LOW && but[1].read() == LOW))
{
#ifdef DEBUG
Serial.print(F(" - mismatch -> initializing EEPROM!"));
Serial.println(F(" - mismatch (or force) -> initializing EEPROM!"));
#endif
eeprom_update();
eeprom_config_update_flag = sound;
eeprom_config_update();
}
else
{
EEPROM_readAnything(EEPROM_START_ADDRESS, configuration);
Serial.print(F(" - OK, loading!"));
EEPROM_readAnything(EEPROM_CONFIGURATIONS + sizeof(config_t) * (sound - 1), configuration);
master_volume = EEPROM.read(EEPROM_MASTER_VOLUME);
Serial.print(F(" - OK, loading"));
}
#ifdef DEBUG
Serial.println();
Serial.print(F(" - Master volume: "));
Serial.println(master_volume, DEC);
#endif
}
void eeprom_write(void)
void eeprom_config_write(uint8_t value)
{
autostore = 0;
eeprom_update_flag = true;
eeprom_config_update_flag = value;
}
void eeprom_update(void)
void eeprom_config_update(void)
{
eeprom_update_flag = false;
configuration.checksum = crc32((byte*)&configuration + 4, sizeof(configuration) - 4);
EEPROM_writeAnything(EEPROM_START_ADDRESS, configuration);
Serial.println(F("Updating EEPROM with configuration data"));
EEPROM_writeAnything(EEPROM_CONFIGURATIONS + sizeof(config_t) * (eeprom_config_update_flag - 1), configuration);
Serial.print(F("Updating EEPROM configuration for sound "));
Serial.print(eeprom_config_update_flag, DEC);
Serial.print(F(" at 0x"));
Serial.println(EEPROM_CONFIGURATIONS + sizeof(config_t) * (eeprom_config_update_flag - 1), HEX);
eeprom_config_update_flag = 0;
}
void eeprom_master_volume_write(void)
{
eeprom_master_volume_update_flag = true;
}
void eeprom_master_volume_update(void)
{
eeprom_master_volume_update_flag = false;
EEPROM.update(EEPROM_MASTER_VOLUME, master_volume);
Serial.println(F("Updating EEPROM with master_volume"));
}
uint32_t crc32(byte * calc_start, uint16_t calc_bytes) // base code from https://www.arduino.cc/en/Tutorial/EEPROMCrc

33
UI.hpp
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@ -36,9 +36,6 @@ int32_t encoder_value[NUM_ENCODER];
Bounce but[NUM_ENCODER] = {Bounce(BUT_L_PIN, BUT_DEBOUNCE_MS), Bounce(BUT_R_PIN, BUT_DEBOUNCE_MS)};
elapsedMillis back_to_main;
uint8_t master_volume = ENC_MASTER_VOLUME_DEFAULT;
int8_t pan = ENC_MASTER_PAN_DEFAULT;
#define NUM_MENUS 41
#define MAIN 0
@ -100,10 +97,13 @@ extern AudioMixer4 mixer_r;
extern AudioMixer4 mixer_l;
extern AudioAmplifier volume_r;
extern AudioAmplifier volume_l;
extern void eeprom_write(void);
extern void eeprom_config_write(uint8_t value);
extern mdaEPiano* ep;
extern float _loudness;
extern config_t configuration;
extern uint8_t sound;
extern uint8_t master_volume;
extern int8_t pan;
/******************************************
TEXT GETTER FUCTIONS
@ -244,7 +244,7 @@ LiquidMenu main_menu(lcd);
#define NUM_LOAD_SOUNDS_MENUS 1
const char load_sound_text1[] PROGMEM = "Load Sound";
LiquidLine load_sound_line1(1, 0, load_sound_text1);
LiquidLine load_sound_line2(1, 1, configuration.sound);
LiquidLine load_sound_line2(1, 1, sound);
LiquidScreen load_sound_screen;
LiquidMenu load_sound_menu(lcd);
@ -611,7 +611,7 @@ LiquidMenu eq_treble_menu(lcd);
#define NUM_SAVE_SOUNDS_MENUS 1
const char save_sound_text1[] PROGMEM = "Save Sound";
LiquidLine save_sound_line1(1, 0, save_sound_text1);
LiquidLine save_sound_line2(1, 1, configuration.sound);
LiquidLine save_sound_line2(1, 1, sound);
LiquidScreen save_sound_screen;
LiquidMenu save_sound_menu(lcd);
@ -704,8 +704,8 @@ void callback_load_sound_function() {
#endif
menu_system.change_menu(load_sound_menu);
menu_position[MAIN] = encoder_value[RIGHT_ENCODER];
encoder_value[RIGHT_ENCODER] = configuration.sound;
enc[RIGHT_ENCODER].write(configuration.sound, 1, 99);
encoder_value[RIGHT_ENCODER] = sound;
enc[RIGHT_ENCODER].write(sound, 1, 99);
menu_system.update();
}
@ -1113,8 +1113,8 @@ void callback_save_sound_function() {
#endif
menu_system.change_menu(save_sound_menu);
menu_position[MAIN] = encoder_value[RIGHT_ENCODER];
encoder_value[RIGHT_ENCODER] = configuration.sound;
enc[RIGHT_ENCODER].write(configuration.sound, 1, 99);
encoder_value[RIGHT_ENCODER] = sound;
enc[RIGHT_ENCODER].write(sound, 1, 99);
menu_system.update();
}
@ -1650,6 +1650,7 @@ void init_menus(void)
// setup encoder
for (i = 0; i < NUM_ENCODER; i++)
but[i].update();
master_volume = EEPROM.read(EEPROM_MASTER_VOLUME);
enc[LEFT_ENCODER].write(master_volume, ENC_MASTER_VOLUME_MIN, ENC_MASTER_VOLUME_MAX);
encoder_value[LEFT_ENCODER] = master_volume;
enc[RIGHT_ENCODER].write(0, 0, NUM_MAIN_MENUS - 1);
@ -1658,7 +1659,7 @@ void init_menus(void)
void load_sound(uint8_t value)
{
configuration.sound = value;
sound = value;
#ifdef DEBUG
Serial.print(F("Load sound "));
Serial.println(value);
@ -1672,7 +1673,7 @@ void save_sound(uint8_t value)
Serial.print(F("Save sound "));
Serial.println(value);
#endif
eeprom_write();
eeprom_config_write(value);
}
void set_decay(uint8_t value)
@ -2440,18 +2441,18 @@ void handle_ui(void)
// load sound
#ifdef DEBUG
Serial.print("Load sound ");
Serial.println(configuration.sound);
Serial.println(sound);
#endif
load_sound(configuration.sound);
load_sound(sound);
}
else if (menu_system.get_currentScreen() == &save_sound_screen)
{
// save sound
#ifdef DEBUG
Serial.print("Save sound ");
Serial.println(configuration.sound);
Serial.println(sound);
#endif
save_sound(configuration.sound);
save_sound(sound);
}
else
{

5
config.h
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@ -127,6 +127,9 @@
// EEPROM address
#define EEPROM_START_ADDRESS 0
#define EEPROM_MASTER_VOLUME EEPROM_START_ADDRESS
#define EEPROM_SOUND EEPROM_START_ADDRESS+1
#define EEPROM_CONFIGURATIONS EEPROM_SOUND+1
//*************************************************************************************************
//* DO NO CHANGE ANYTHING BEYOND IF YOU DON'T KNOW WHAT YOU ARE DOING !!!
@ -134,6 +137,7 @@
#define CONTROL_RATE_MS 100
#define BACK_TO_MAIN_MS 800
#define STORE_MASTER_VOLUME_MS 5000
// Encoder min/max values
#define ENC_DECAY_MIN 0
@ -294,7 +298,6 @@
// struct for holding the current configuration
struct config_t {
uint32_t checksum;
uint8_t sound;
uint8_t decay;
uint8_t release;
uint8_t hardness;

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