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MicroDexed
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Fixes.

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pull/4/head
Holger Wirtz 6 years ago
parent 862a888b71
commit cc1732cc9e
3 changed files with 170 additions and 153 deletions
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  1. 314
      MicroDexed.ino
  2. 4
      dexed.cpp
  3. 5
      dexed.h

314
MicroDexed.ino
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@ -22,7 +22,6 @@
#define VOLUME 0.2
#define SAMPLE_RATE 44100
#define DEXED_ENGINE DEXED_ENGINE_MODERN
//#define INIT_AUDIO_QUEUE 1
//#define SHOW_DEXED_TIMING 1
#define SHOW_XRUN 1
#define SHOW_CPU_LOAD_MSEC 5000
@ -50,12 +49,16 @@ MIDI_CREATE_INSTANCE(HardwareSerial, Serial1, MIDI);
Dexed* dexed = new Dexed(SAMPLE_RATE);
IntervalTimer sched;
bool sd_card_available = false;
#ifdef TEST_MIDI
IntervalTimer sched_note_on;
IntervalTimer sched_note_off;
#endif
void setup()
{
//while (!Serial) ; // wait for Arduino Serial Monitor
Serial.begin(SERIAL_SPEED);
delay(250);
delay(50);
Serial.println(F("MicroDexed based on https://github.com/asb2m10/dexed"));
Serial.println(F("(c)2018 H. Wirtz"));
Serial.println(F("setup start"));
@ -86,61 +89,33 @@ void setup()
AudioMemoryUsageMaxReset();
#endif
#ifdef INIT_AUDIO_QUEUE
// initial fill audio buffer with empty data
while (queue1.available())
{
int16_t* audio_buffer = queue1.getBuffer();
if (audio_buffer != NULL)
{
memset(audio_buffer, 0, sizeof(int16_t)*AUDIO_BLOCK_SAMPLES);
queue1.playBuffer();
}
}
#endif
load_sysex("ROM1A.SYX", 20);
#ifdef DEBUG
show_patch();
#endif
dexed->activate();
dexed->setMaxNotes(MAX_NOTES);
dexed->setEngineType(DEXED_ENGINE);
//dexed->activate();
//dexed->setMaxNotes(MAX_NOTES);
//dexed->setEngineType(DEXED_ENGINE);
#ifdef SHOW_CPU_LOAD_MSEC
sched.begin(cpu_and_mem_usage, SHOW_CPU_LOAD_MSEC * 1000);
#endif
Serial.print(F("AUDIO_BLOCK_SAMPLES="));
Serial.println(AUDIO_BLOCK_SAMPLES);
Serial.println(F("setup end"));
cpu_and_mem_usage();
#ifdef TEST_MIDI
delay(200);
randomSeed(analogRead(A0));
queue_midi_event(0x90, TEST_NOTE, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 1
queue_midi_event(0x90, TEST_NOTE + 5, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 2
queue_midi_event(0x90, TEST_NOTE + 8, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 3
queue_midi_event(0x90, TEST_NOTE + 12, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 4
queue_midi_event(0x90, TEST_NOTE + 17, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 5
queue_midi_event(0x90, TEST_NOTE + 20, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 6
queue_midi_event(0x90, TEST_NOTE + 24, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 7
queue_midi_event(0x90, TEST_NOTE + 29, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 8
queue_midi_event(0x90, TEST_NOTE + 32, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 9
queue_midi_event(0x90, TEST_NOTE + 37, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 10
queue_midi_event(0x90, TEST_NOTE + 40, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 11
queue_midi_event(0x90, TEST_NOTE + 44, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 12
queue_midi_event(0x90, TEST_NOTE + 49, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 13
queue_midi_event(0x90, TEST_NOTE + 52, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 14
queue_midi_event(0x90, TEST_NOTE + 57, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 15
queue_midi_event(0x90, TEST_NOTE + 60, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 16
delay(200);
Serial.println(F("MIDI test enabled"));
sched_note_on.begin(note_on, 2000000);
sched_note_off.begin(note_off, 1333333);
#endif
Serial.println(F("setup end"));
cpu_and_mem_usage();
}
void loop()
{
int16_t* audio_buffer; // pointer to 128 * int16_t
int16_t* audio_buffer; // pointer to 128 * int16_t (=256 bytes!)
bool break_for_calculation;
while (42 == 42) // DON'T PANIC!
@ -153,7 +128,7 @@ void loop()
while (MIDI.read())
{
break_for_calculation = dexed->ProcessMidiMessage(MIDI.getType(), MIDI.getData1(), MIDI.getData2());
break_for_calculation = dexed->processMidiMessage(MIDI.getType(), MIDI.getData1(), MIDI.getData2());
if (break_for_calculation == true)
break;
}
@ -164,10 +139,10 @@ void loop()
#if defined(SHOW_DEXED_TIMING) || defined(SHOW_XRUN)
elapsedMicros t1;
#endif
dexed->GetSamples(AUDIO_BLOCK_SAMPLES, audio_buffer);
dexed->getSamples(AUDIO_BLOCK_SAMPLES, audio_buffer);
#ifdef SHOW_XRUN
uint32_t t2 = t1;
if (t2 > 2900)
if (t2 > 2900) // everything greater 2.9ms is a buffer underrun!
Serial.println(F("xrun"));
#endif
#ifdef SHOW_DEXED_TIMING
@ -177,9 +152,53 @@ void loop()
}
}
#ifdef TEST_MIDI
void note_on(void)
{
randomSeed(analogRead(A0));
queue_midi_event(0x90, TEST_NOTE, random(TEST_VEL_MIN, TEST_VEL_MAX));
// 1
queue_midi_event(0x90, TEST_NOTE + 5, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 2
queue_midi_event(0x90, TEST_NOTE + 8, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 3
queue_midi_event(0x90, TEST_NOTE + 12, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 4
queue_midi_event(0x90, TEST_NOTE + 17, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 5
queue_midi_event(0x90, TEST_NOTE + 20, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 6
queue_midi_event(0x90, TEST_NOTE + 24, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 7
queue_midi_event(0x90, TEST_NOTE + 29, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 8
queue_midi_event(0x90, TEST_NOTE + 32, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 9
queue_midi_event(0x90, TEST_NOTE + 37, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 10
queue_midi_event(0x90, TEST_NOTE + 40, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 11
queue_midi_event(0x90, TEST_NOTE + 44, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 12
queue_midi_event(0x90, TEST_NOTE + 49, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 13
queue_midi_event(0x90, TEST_NOTE + 52, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 14
queue_midi_event(0x90, TEST_NOTE + 57, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 15
queue_midi_event(0x90, TEST_NOTE + 60, random(TEST_VEL_MIN, TEST_VEL_MAX)); // 16
}
void note_off(void)
{
queue_midi_event(0x80, TEST_NOTE, 0); // 1
queue_midi_event(0x80, TEST_NOTE + 5, 0); // 2
queue_midi_event(0x80, TEST_NOTE + 8, 0); // 3
queue_midi_event(0x80, TEST_NOTE + 12, 0); // 4
queue_midi_event(0x80, TEST_NOTE + 17, 0); // 5
queue_midi_event(0x80, TEST_NOTE + 20, 0); // 6
queue_midi_event(0x80, TEST_NOTE + 24, 0); // 7
queue_midi_event(0x80, TEST_NOTE + 29, 0); // 8
queue_midi_event(0x80, TEST_NOTE + 32, 0); // 9
queue_midi_event(0x80, TEST_NOTE + 37, 0); // 10
queue_midi_event(0x80, TEST_NOTE + 40, 0); // 11
queue_midi_event(0x80, TEST_NOTE + 44, 0); // 12
queue_midi_event(0x80, TEST_NOTE + 49, 0); // 13
queue_midi_event(0x80, TEST_NOTE + 52, 0); // 14
queue_midi_event(0x80, TEST_NOTE + 57, 0); // 15
queue_midi_event(0x80, TEST_NOTE + 60, 0); // 16
}
#endif
bool queue_midi_event(uint8_t type, uint8_t data1, uint8_t data2)
{
return (dexed->ProcessMidiMessage(type, data1, data2));
return (dexed->processMidiMessage(type, data1, data2));
}
#ifdef SHOW_CPU_LOAD_MSEC
@ -230,108 +249,6 @@ void load_sysex(char *name, uint8_t voice_number)
}
}
#ifdef DEBUG
void show_patch(void)
{
uint8_t i;
char voicename[11];
memset(voicename, 0, sizeof(voicename));
for (i = 0; i < 6; i++)
{
Serial.print(F("OP"));
Serial.print(6 - i, DEC);
Serial.println(F(":"));
Serial.println(F("R1|R2|R3|R4|L1|L2|L3|L4 LEV_SCL_BRK_PT|SCL_LEFT_DEPTH|SCL_RGHT_DEPTH"));
Serial.print(dexed->data[(i * 21) + 0], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 1], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 2], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 3], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 4], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 5], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 6], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 7], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 8], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 9], DEC);
Serial.print(F(" "));
Serial.println(dexed->data[(i * 21) + 10], DEC);
Serial.println(F("SCL_L_CURVE|SCL_R_CURVE|OSC_DET|RT_SCALE|VEL_SENS|MOD_SENS|OUT_LEV|FRQ_C|FRQ_F|MOD"));
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 11], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 12], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 13], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 14], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 15], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 16], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 17], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 18], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 19], DEC);
Serial.print(F(" "));
Serial.println(dexed->data[(i * 21) + 20], DEC);
}
Serial.println(F("PR1|PR2|PR3|PR4|PL1|PL2|PL3|PL4"));
Serial.print(F(" "));
for (i = 0; i < 8; i++)
{
Serial.print(dexed->data[125 + i], DEC);
Serial.print(F(" "));
}
Serial.println();
Serial.print(F("ALG: "));
Serial.println(dexed->data[133], DEC);
Serial.print(F("OSC_SYNC: "));
Serial.println(dexed->data[134], DEC);
Serial.print(F("FB: "));
Serial.println(dexed->data[135], DEC);
Serial.print(F("LFO SPD: "));
Serial.println(dexed->data[136], DEC);
Serial.print(F("LFO_DLY: "));
Serial.println(dexed->data[137], DEC);
Serial.print(F("LFO PMD: "));
Serial.println(dexed->data[138], DEC);
Serial.print(F("LFO_AMD: "));
Serial.println(dexed->data[139], DEC);
Serial.print(F("PMS: "));
Serial.println(dexed->data[140], DEC);
Serial.print(F("LFO_WAVEFRM: "));
Serial.println(dexed->data[141], DEC);
Serial.print(F("LFO_SYNC: "));
Serial.println(dexed->data[142], DEC);
Serial.print(F("TRNSPSE: "));
Serial.println(dexed->data[143], DEC);
Serial.print(F("NAME: "));
strncpy(voicename, (char *)&dexed->data[144], sizeof(voicename) - 1);
Serial.print(F("["));
Serial.print(voicename);
Serial.println(F("]"));
for (i = 155; i < 173; i++)
{
Serial.print(i, DEC);
Serial.print(F(": "));
Serial.println(dexed->data[i]);
}
Serial.println();
}
#endif
bool load_sysex_voice(File sysex, uint8_t voice_number)
{
File file;
@ -392,21 +309,22 @@ bool load_sysex_voice(File sysex, uint8_t voice_number)
*(p_data + 168) = 1; // OP3 ENABLE
*(p_data + 169) = 1; // OP4 ENABLE
*(p_data + 170) = 1; // OP5 ENABLE
*(p_data + 171) = 1; // OP6 ENABLE
*(p_data + 171) = 1; // OP6 ENABLE
*(p_data + 172) = MAX_NOTES;
dexed->panic();
dexed->setOPs((*(p_data + 166) << 5) | (*(p_data + 167) << 4) | (*(p_data + 168) << 3) | (*(p_data + 166) << 2) | (*(p_data + 170) << 1) | *(p_data + 171));
dexed->setMaxNotes(*(p_data + 172));
dexed->doRefreshVoice();
dexed->activate();
#ifdef DEBUG
char voicename[11];
memset(voicename, 0, sizeof(voicename));
strncpy(voicename, (char *)&dexed->data[144], sizeof(voicename) - 1);
Serial.print(F("["));
Serial.print(voicename);
Serial.println(F("]"));
#endif
return (true);
}
@ -460,4 +378,104 @@ bool check_sysex(File sysex)
return (true);
}
#ifdef DEBUG
void show_patch(void)
{
uint8_t i;
char voicename[11];
memset(voicename, 0, sizeof(voicename));
for (i = 0; i < 6; i++)
{
Serial.print(F("OP"));
Serial.print(6 - i, DEC);
Serial.println(F(":"));
Serial.println(F("R1|R2|R3|R4|L1|L2|L3|L4 LEV_SCL_BRK_PT|SCL_LEFT_DEPTH|SCL_RGHT_DEPTH"));
Serial.print(dexed->data[(i * 21) + 0], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 1], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 2], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 3], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 4], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 5], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 6], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 7], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 8], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 9], DEC);
Serial.print(F(" "));
Serial.println(dexed->data[(i * 21) + 10], DEC);
Serial.println(F("SCL_L_CURVE|SCL_R_CURVE|RT_SCALE| AMS | KVS |OUT_LEV|OP_MOD|FRQ_C|FRQ_F"));
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 11], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 12], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 13], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 14], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 15], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 16], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 17], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 18], DEC);
Serial.print(F(" "));
Serial.print(dexed->data[(i * 21) + 19], DEC);
Serial.print(F(" "));
Serial.println(dexed->data[(i * 21) + 20], DEC);
}
Serial.println(F("PR1|PR2|PR3|PR4|PL1|PL2|PL3|PL4"));
Serial.print(F(" "));
for (i = 0; i < 8; i++)
{
Serial.print(dexed->data[125 + i], DEC);
Serial.print(F(" "));
}
Serial.println();
Serial.print(F("ALG: "));
Serial.println(dexed->data[134], DEC);
Serial.print(F("FB: "));
Serial.println(dexed->data[135], DEC);
Serial.print(F("OKS: "));
Serial.println(dexed->data[136], DEC);
Serial.print(F("LFO SPD: "));
Serial.println(dexed->data[137], DEC);
Serial.print(F("LFO_DLY: "));
Serial.println(dexed->data[138], DEC);
Serial.print(F("LFO PMD: "));
Serial.println(dexed->data[139], DEC);
Serial.print(F("LFO_AMD: "));
Serial.println(dexed->data[140], DEC);
Serial.print(F("LFO_SYNC: "));
Serial.println(dexed->data[141], DEC);
Serial.print(F("LFO_WAVEFRM: "));
Serial.println(dexed->data[142], DEC);
Serial.print(F("LFO_PMD: "));
Serial.println(dexed->data[143], DEC);
Serial.print(F("TRNSPSE: "));
Serial.println(dexed->data[143], DEC);
Serial.print(F("NAME: "));
strncpy(voicename, (char *)&dexed->data[144], sizeof(voicename) - 1);
Serial.print(F("["));
Serial.print(voicename);
Serial.println(F("]"));
for (i = 155; i < 173; i++)
{
Serial.print(i, DEC);
Serial.print(F(": "));
Serial.println(dexed->data[i]);
}
Serial.println();
}
#endif

4
dexed.cpp
Unescape View File

@ -118,7 +118,7 @@ void Dexed::deactivate(void)
panic();
}
void Dexed::GetSamples(uint16_t n_samples, int16_t* buffer)
void Dexed::getSamples(uint16_t n_samples, int16_t* buffer)
{
uint16_t i;
@ -165,7 +165,7 @@ void Dexed::GetSamples(uint16_t n_samples, int16_t* buffer)
}
}
bool Dexed::ProcessMidiMessage(uint8_t type, uint8_t data1, uint8_t data2)
bool Dexed::processMidiMessage(uint8_t type, uint8_t data1, uint8_t data2)
{
switch (type & 0xf0) {
case 0x80 :

5
dexed.h
Unescape View File

@ -27,7 +27,6 @@
#include "lfo.h"
#include "synth.h"
#include "fm_core.h"
//#include "PluginFx.h"
#include "EngineMkI.h"
#include "EngineOpl.h"
@ -61,8 +60,8 @@ class Dexed
void setEngineType(uint8_t tp);
bool isMonoMode(void);
void setMonoMode(bool mode);
void GetSamples(uint16_t n_samples, int16_t* buffer);
bool ProcessMidiMessage(uint8_t type, uint8_t data1, uint8_t data2);
void getSamples(uint16_t n_samples, int16_t* buffer);
bool processMidiMessage(uint8_t type, uint8_t data1, uint8_t data2);
void panic(void);
void notes_off(void);
void setMaxNotes(uint8_t n);

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