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MicroDexed
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Code Issues Releases Wiki Activity

Fixing crash when polyphony is 0.

Browse Source 
Simpler MIDI activity in voice-selection screen when using a T_3.6.
Smll fixes.
pull/32/head
Holger Wirtz 4 years ago
parent 7298a38ed9
commit 507223248b
5 changed files with 86 additions and 37 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. 26
      MicroDexed.ino
  2. 58
      UI.hpp
  3. 11
      config.h
  4. 6
      dexed.cpp
  5. 22
      source_microdexed.h

26
MicroDexed.ino
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@ -525,7 +525,8 @@ void loop()
{
for (uint8_t instance_id = 0; instance_id < NUM_DEXED; instance_id++)
{
if (midi_decay_timer > 100 && midi_decay[instance_id] > 0)
#ifdef TEENSY4
if (midi_decay_timer > MIDI_DECAY_TIMER && midi_decay[instance_id] > 0)
{
midi_decay[instance_id]--;
lcd.createChar(6 + instance_id, (uint8_t*)special_chars[15 - (7 - midi_decay[instance_id])]);
@ -538,6 +539,21 @@ void loop()
lcd.setCursor(14 + instance_id, 1);
lcd.write(20); // blank
}
#else
static bool midi_playing[NUM_DEXED];
if (midi_decay_timer > MIDI_DECAY_TIMER && midi_voices[instance_id] > 0 && midi_playing[instance_id] == false)
{
midi_playing[instance_id] = true;
lcd.setCursor(14 + instance_id,1);
lcd.write(6 + instance_id);
}
else if (midi_decay_timer > MIDI_DECAY_TIMER && midi_voices[instance_id] == 0)
{
midi_playing[instance_id] = false;
lcd.setCursor(14 + instance_id, 1);
lcd.write(20); // blank
}
#endif
}
if (midi_decay_timer > 250)
{
@ -580,7 +596,9 @@ void handleNoteOn(byte inChannel, byte inNumber, byte inVelocity)
{
if (inNumber >= configuration.dexed[instance_id].lowest_note && inNumber <= configuration.dexed[instance_id].highest_note)
{
MicroDexed[instance_id]->keydown(inNumber, uint8_t(float(configuration.dexed[instance_id].velocity_level / 127.0)*inVelocity + 0.5));
if (MicroDexed[instance_id]->getMaxNotes() > 0)
MicroDexed[instance_id]->keydown(inNumber, uint8_t(float(configuration.dexed[instance_id].velocity_level / 127.0)*inVelocity + 0.5));
midi_voices[instance_id]++;
if (LCDML.FUNC_getID() == LCDML.OTHER_getIDFromFunction(UI_func_voice_select))
{
@ -611,7 +629,9 @@ void handleNoteOff(byte inChannel, byte inNumber, byte inVelocity)
{
if (inNumber >= configuration.dexed[instance_id].lowest_note && inNumber <= configuration.dexed[instance_id].highest_note)
{
MicroDexed[instance_id]->keyup(inNumber);
if (MicroDexed[instance_id]->getMaxNotes() > 0)
MicroDexed[instance_id]->keyup(inNumber);
midi_voices[instance_id]--;
#ifdef DEBUG
char note_name[4];

58
UI.hpp
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@ -157,7 +157,7 @@ const uint8_t meter_bar[5][8] = {
};
*/
const uint8_t special_chars[16][8] = {
const uint8_t special_chars[17][8] = {
{B11111, B11011, B10011, B11011, B11011, B11011, B11011, B11111}, // [0] 1 small invers
{B11111, B11011, B10101, B11101, B11011, B10111, B10001, B11111}, // [1] 2 small invers
{B11111, B11011, B10011, B11011, B11011, B11011, B11011, B11111}, // [2] 1 OP invers
@ -174,6 +174,7 @@ const uint8_t special_chars[16][8] = {
{B00000, B00000, B11111, B11111, B11111, B11111, B11111, B11111}, // [13] Level 6
{B00000, B11111, B11111, B11111, B11111, B11111, B11111, B11111}, // [14] Level 7
{B11111, B11111, B11111, B11111, B11111, B11111, B11111, B11111}, // [15] Level 8
{B00100, B00110, B00101, B00101, B01101, B11101, B11100, B11000} // [16] Note
};
enum { SCROLLBAR, BLOCKBAR, METERBAR };
@ -1111,6 +1112,7 @@ void UI_func_chorus_waveform(uint8_t param)
if (LCDML.FUNC_close()) // ****** STABLE END *********
{
lcd_special_chars(SCROLLBAR);
encoderDir[ENC_R].reset();
EEPROM.update(EEPROM_START_ADDRESS + offsetof(configuration_s, fx.chorus_waveform[0]), configuration.fx.chorus_waveform[0]);
#if NUM_DEXED > 1
@ -2073,9 +2075,17 @@ void UI_func_polyphony(uint8_t param)
if ((LCDML.BT_checkDown() && encoderDir[ENC_R].Down()) || (LCDML.BT_checkUp() && encoderDir[ENC_R].Up()) || (LCDML.BT_checkEnter() && encoderDir[ENC_R].ButtonShort()))
{
if (LCDML.BT_checkDown())
configuration.dexed[selected_instance_id].polyphony = constrain(configuration.dexed[selected_instance_id].polyphony + ENCODER[ENC_R].speed(), POLYPHONY_MIN, POLYPHONY_MAX);
{
if (configuration.dexed[0].polyphony + configuration.dexed[1].polyphony + 1 <= POLYPHONY_MAX)
configuration.dexed[selected_instance_id].polyphony = constrain(configuration.dexed[selected_instance_id].polyphony + 1, POLYPHONY_MIN, POLYPHONY_MAX);
}
else if (LCDML.BT_checkUp())
configuration.dexed[selected_instance_id].polyphony = constrain(configuration.dexed[selected_instance_id].polyphony - ENCODER[ENC_R].speed(), POLYPHONY_MIN, POLYPHONY_MAX);
{
if (configuration.dexed[selected_instance_id].polyphony - 1 < 0)
configuration.dexed[selected_instance_id].polyphony = 0;
else
configuration.dexed[selected_instance_id].polyphony = constrain(configuration.dexed[selected_instance_id].polyphony - 1, POLYPHONY_MIN, POLYPHONY_MAX);
}
#if NUM_DEXED > 1
else if (LCDML.BT_checkEnter())
{
@ -2228,6 +2238,8 @@ void UI_func_mono_poly(uint8_t param)
if (LCDML.FUNC_close()) // ****** STABLE END *********
{
lcd_special_chars(SCROLLBAR);
encoderDir[ENC_R].reset();
EEPROM.update(EEPROM_START_ADDRESS + offsetof(configuration_s, dexed[0].monopoly), configuration.dexed[0].monopoly);
#if NUM_DEXED > 1
@ -2291,6 +2303,8 @@ void UI_func_note_refresh(uint8_t param)
if (LCDML.FUNC_close()) // ****** STABLE END *********
{
lcd_special_chars(SCROLLBAR);
encoderDir[ENC_R].reset();
EEPROM.update(EEPROM_START_ADDRESS + offsetof(configuration_s, dexed[0].note_refresh), configuration.dexed[0].note_refresh);
#if NUM_DEXED > 1
@ -2537,6 +2551,7 @@ void UI_func_mw_assign(uint8_t param)
if (LCDML.FUNC_close()) // ****** STABLE END *********
{
lcd_special_chars(SCROLLBAR);
encoderDir[ENC_R].reset();
EEPROM.update(EEPROM_START_ADDRESS + offsetof(configuration_s, dexed[0].mw_assign), configuration.dexed[0].mw_assign);
#if NUM_DEXED > 1
@ -2604,6 +2619,7 @@ void UI_func_mw_mode(uint8_t param)
if (LCDML.FUNC_close()) // ****** STABLE END *********
{
lcd_special_chars(SCROLLBAR);
encoderDir[ENC_R].reset();
EEPROM.update(EEPROM_START_ADDRESS + offsetof(configuration_s, dexed[0].mw_mode), configuration.dexed[0].mw_mode);
#if NUM_DEXED > 1
@ -2741,6 +2757,7 @@ void UI_func_fc_assign(uint8_t param)
if (LCDML.FUNC_close()) // ****** STABLE END *********
{
lcd_special_chars(SCROLLBAR);
encoderDir[ENC_R].reset();
EEPROM.update(EEPROM_START_ADDRESS + offsetof(configuration_s, dexed[0].fc_assign), configuration.dexed[0].fc_assign);
#if NUM_DEXED > 1
@ -2808,6 +2825,7 @@ void UI_func_fc_mode(uint8_t param)
if (LCDML.FUNC_close()) // ****** STABLE END *********
{
lcd_special_chars(SCROLLBAR);
encoderDir[ENC_R].reset();
EEPROM.update(EEPROM_START_ADDRESS + offsetof(configuration_s, dexed[0].fc_mode), configuration.dexed[0].fc_mode);
#if NUM_DEXED > 1
@ -2944,6 +2962,7 @@ void UI_func_bc_assign(uint8_t param)
if (LCDML.FUNC_close()) // ****** STABLE END *********
{
lcd_special_chars(SCROLLBAR);
encoderDir[ENC_R].reset();
EEPROM.update(EEPROM_START_ADDRESS + offsetof(configuration_s, dexed[0].bc_assign), configuration.dexed[0].bc_assign);
#if NUM_DEXED > 1
@ -3011,6 +3030,7 @@ void UI_func_bc_mode(uint8_t param)
if (LCDML.FUNC_close()) // ****** STABLE END *********
{
lcd_special_chars(SCROLLBAR);
encoderDir[ENC_R].reset();
EEPROM.update(EEPROM_START_ADDRESS + offsetof(configuration_s, dexed[0].bc_mode), configuration.dexed[0].bc_mode);
#if NUM_DEXED > 1
@ -3065,6 +3085,7 @@ void UI_func_at_range(uint8_t param)
if (LCDML.FUNC_close()) // ****** STABLE END *********
{
lcd_special_chars(SCROLLBAR);
lcd_special_chars(SCROLLBAR);
encoderDir[ENC_R].reset();
EEPROM.update(EEPROM_START_ADDRESS + offsetof(configuration_s, dexed[0].at_range), configuration.dexed[0].at_range);
@ -3147,6 +3168,7 @@ void UI_func_at_assign(uint8_t param)
if (LCDML.FUNC_close()) // ****** STABLE END *********
{
lcd_special_chars(SCROLLBAR);
encoderDir[ENC_R].reset();
EEPROM.update(EEPROM_START_ADDRESS + offsetof(configuration_s, dexed[0].at_assign), configuration.dexed[0].at_assign);
#if NUM_DEXED > 1
@ -3214,6 +3236,7 @@ void UI_func_at_mode(uint8_t param)
if (LCDML.FUNC_close()) // ****** STABLE END *********
{
lcd_special_chars(SCROLLBAR);
encoderDir[ENC_R].reset();
EEPROM.update(EEPROM_START_ADDRESS + offsetof(configuration_s, dexed[0].at_mode), configuration.dexed[0].at_mode);
#if NUM_DEXED > 1
@ -3283,6 +3306,7 @@ void UI_func_portamento_mode(uint8_t param)
if (LCDML.FUNC_close()) // ****** STABLE END *********
{
lcd_special_chars(SCROLLBAR);
encoderDir[ENC_R].reset();
EEPROM.update(EEPROM_START_ADDRESS + offsetof(configuration_s, dexed[0].portamento_mode), configuration.dexed[0].portamento_mode);
#if NUM_DEXED > 1
@ -3346,6 +3370,7 @@ void UI_func_portamento_glissando(uint8_t param)
if (LCDML.FUNC_close()) // ****** STABLE END *********
{
lcd_special_chars(SCROLLBAR);
encoderDir[ENC_R].reset();
EEPROM.update(EEPROM_START_ADDRESS + offsetof(configuration_s, dexed[0].portamento_glissando), configuration.dexed[0].portamento_glissando);
#if NUM_DEXED > 1
@ -3675,12 +3700,7 @@ void UI_func_voice_select(uint8_t param)
strncpy(bank_name, "*ERROR*", sizeof(bank_name));
if (!get_voice_by_bank_name(configuration.performance.bank[selected_instance_id], bank_name, configuration.performance.voice[selected_instance_id], voice_name, sizeof(voice_name)))
strncpy(voice_name, "*ERROR*", sizeof(voice_name));
/*
lcd.show(0, 0, 2, configuration.performance.bank[selected_instance_id]);
lcd.show(1, 0, 2, configuration.performance.voice[selected_instance_id] + 1);
lcd.show(0, 2, 10, bank_name);
lcd.show(1, 2, 10, voice_name);
*/
#if NUM_DEXED > 1
lcd.setCursor(14, 0);
lcd.write(0);
@ -3688,23 +3708,9 @@ void UI_func_voice_select(uint8_t param)
lcd.write(1);
#endif
/*
switch (menu_voice_select)
{
case MENU_VOICE_BANK:
lcd.show(0, 2, 1, "[");
lcd.show(0, 13, 1, "]");
lcd.show(1, 2, 1, " ");
lcd.show(1, 13, 1, " ");
break;
case MENU_VOICE_SOUND:
lcd.show(0, 2, 2, " ");
lcd.show(0, 13, 1, " ");
lcd.show(1, 2, 2, " [");
lcd.show(1, 13, 1, "]");
break;
}
*/
#ifdef TEENSY3
lcd.createChar(6, (uint8_t*)special_chars[16]); // MIDI activity note symbol
#endif
}

11
config.h
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@ -181,6 +181,7 @@
#define VOICE_SELECTION_MS 60000
#define BACK_FROM_VOLUME_MS 2000
#define MESSAGE_WAIT_TIME 1000
#define MIDI_DECAY_TIMER 50
//*************************************************************************************************
//* HARDWARE SETTINGS
@ -244,7 +245,7 @@
//*************************************************************************************************
//* DO NO CHANGE ANYTHING BEYOND IF YOU DON'T KNOW WHAT YOU ARE DOING !!!
//*************************************************************************************************
#define NUM_DEXED 2 // 1 or 2 - nothing else!
#define NUM_DEXED 1 // 1 or 2 - nothing else!
#define MAX_DEXED 2 // No! - even don't think about increasing this number! IT WILL PRODUCE MASSIVE PROBLEMS!
//#define CPU_OVERLOAD_THROTTLE 95.0 // Level (in percent) when throttling should start
#define CPU_OVERLOAD_THROTTLE_TIMER 100 // timer (in ms) when next throttling is possible
@ -267,9 +268,17 @@
// Teensy-3.6 settings
#define MIDI_DEVICE_USB_HOST 1
#if defined(USE_FX)
#if NUM_DEXED == 1
#define MAX_NOTES 12
#else
#define MAX_NOTES 9
#endif
#else
#if NUM_DEXED == 1
#define MAX_NOTES 16
#else
#define MAX_NOTES 13
#endif
#endif
#define TEENSY3_6
#endif

6
dexed.cpp
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@ -116,6 +116,12 @@ void Dexed::getSamples(uint16_t n_samples, int16_t* buffer)
uint8_t note;
float sumbuf[n_samples];
if (max_notes == 0)
{
memset(buffer, 0, sizeof(buffer)*AUDIO_BLOCK_SAMPLES);
return;
}
if (refreshVoice)
{
for (i = 0; i < max_notes; i++)

22
source_microdexed.h
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@ -9,26 +9,32 @@ class AudioSourceMicroDexed : public AudioStream, public Dexed {
const uint16_t audio_block_time_us = 1000000 / (SAMPLE_RATE / AUDIO_BLOCK_SAMPLES);
uint32_t xrun = 0;
uint16_t render_time_max = 0;
AudioSourceMicroDexed(int sample_rate) : AudioStream(0, NULL), Dexed(sample_rate) { };
void update(void) {
if (max_notes == 0)
return;
AudioSourceMicroDexed(int sample_rate) : AudioStream(0, NULL), Dexed(sample_rate) { };
if (in_update) {
void update(void)
{
if (in_update)
{
xrun++;
return;
}
else in_update = true;
else
in_update = true;
elapsedMicros render_time;
audio_block_t *lblock;
lblock = allocate();
if (!lblock) {
if (!lblock)
{
in_update = false;
return;
}
getSamples(AUDIO_BLOCK_SAMPLES, lblock->data);
if (render_time > audio_block_time_us) // everything greater 2.9ms is a buffer underrun!
xrun++;
/* if (render_time > audio_block_time_us - (audio_block_time_us / 10)) {
@ -45,8 +51,10 @@ class AudioSourceMicroDexed : public AudioStream, public Dexed {
transmit(lblock, 0);
release(lblock);
in_update = false;
};
private:
volatile bool in_update = false;
};

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