int on;
int outon;
int budd;
int ontrig;
int TlastnoteA;
int seqlengthUNQ;
int voiceoffset;
int offtrig;
int offsetunQ1;
int noteonA;
int noteoffA;
int noteA;
int holdvelA;
int TvelA;
int prevstepunQ;

noteonA = 0;
seqlengthUNQ = ((attr_bar << 9) - ((attr_bar << 9) >> 2));

voiceoffset = (seqlengthUNQ + seqlengthUNQ + seqlengthUNQ);
budd = ((seqlengthUNQ + seqlengthUNQ + seqlengthUNQ) * attr_voices);

on = inlet_on;
// send note off if stopped/cleared to stop hanging notes
if (((inlet_clear && !offtrig)) || ((!on) && (ontrig))) {
  if (inlet_polyphony == 0) {
    MidiSend3((midi_device_t)attr_buffer,
              MIDI_CONTROL_CHANGE + (attr_channel - 1), MIDI_C_ALL_NOTES_OFF,
              127);
  }
  ontrig = 0;
  offtrig = 1;
}

else if (!inlet_clear) {
  offtrig = 0;
}

// position on table
offsetunQ1 = (inlet_offset + inlet_stepunQ) + ((voiceoffset)*inlet_polyphony);

// note/noteon/noteoff data... noteonA is also velocity
if (inlet_erasenote > 0) {
  if ((attr_table.array[(offsetunQ1)]) == inlet_erasenote) {
    attr_table.array[(offsetunQ1)] = 0;
  }
}
noteA = attr_table.array[(offsetunQ1)];
noteonA = attr_table.array[(offsetunQ1 + seqlengthUNQ)];
noteoffA = attr_table.array[(offsetunQ1 + seqlengthUNQ + seqlengthUNQ)];

// playback
if (on) {
  ontrig = 1;
  if (inlet_stepunQ != prevstepunQ) {

    if (noteonA > 0) {
      holdvelA = noteonA;
      TvelA = holdvelA;
      MidiSend3((midi_device_t)attr_buffer, MIDI_NOTE_ON + (attr_channel - 1),
                noteA, noteonA);
      TlastnoteA = noteA;
      outon = 1;
    }

    if (noteoffA > 0) {
      MidiSend3((midi_device_t)attr_buffer, MIDI_NOTE_OFF + (attr_channel - 1),
                noteA, TvelA);
      outon = 0;
    }

    prevstepunQ = inlet_stepunQ;
  }
}