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