MicroDexed/MicroDexed.ino

// MicroDexed

#include <MIDI.h>
#include "dexed.h"

#define RATE 128
#define TEENSY 1

#ifdef TEENSY
#include <Audio.h>
#include <Wire.h>
#include <SPI.h>
#include <SD.h>
#include <SerialFlash.h>

// GUItool: begin automatically generated code
AudioPlayQueue           queue1;         //xy=811,259
AudioOutputI2S           i2s1;           //xy=1185,252
AudioConnection          patchCord2(queue1, 0, i2s1, 0);
AudioConnection          patchCord3(queue1, 0, i2s1, 1);
AudioControlSGTL5000     sgtl5000_1;     //xy=830,376
// GUItool: end automatically generated code
#endif

MIDI_CREATE_DEFAULT_INSTANCE();

Dexed* dexed = new Dexed(RATE);

void setup()
{
  Serial.begin(115200);
  Serial.println(F("MicroDexed"));

  MIDI.begin(MIDI_CHANNEL_OMNI);

#ifdef TEENSY
  // Audio connections require memory to work.  For more
  // detailed information, see the MemoryAndCpuUsage example
  AudioMemory(8);

  sgtl5000_1.enable();
  sgtl5000_1.volume(0.5);

  // Initialize processor and memory measurements
  //AudioProcessorUsageMaxReset();
  //AudioMemoryUsageMaxReset();
#endif

}

void loop()
{
  int16_t* audio_buffer; // pointer for 128 * int16_t

#ifdef TEENSY
  audio_buffer = queue1.getBuffer();
#endif

  // process midi->audio
  while (MIDI.read())
  {
    dexed->ProcessMidiMessage(MIDI.getType(), MIDI.getData1(), MIDI.getData2());
  }

  dexed->GetSamples(audio_buffer);

#ifdef TEENSY
  // play the current buffer
  while(!queue1.available());
  
  queue1.playBuffer();
#endif
}