#include <Audio.h>
#include "config.h"
#include "sequencer_timer.h"

void AudioSequencerTimer::update(void)
{
  audio_block_t *in;

  in = receiveReadOnly(0);
  if (in)
    release(in);

  tick++;

  if (tick >= float(beat)*float(bpm) + 0.5)
  {
    if (sequencer_step_function != NULL)
      (*sequencer_step_function)();
    tick = 0;
  }
}

uint32_t AudioSequencerTimer::get_tick(void)
{
  return (tick);
}

void AudioSequencerTimer::set_bpm(uint8_t b)
{
  bpm = b;
}

void AudioSequencerTimer::step_function(void(*func)())
{
  if (func != NULL)
    sequencer_step_function = func;
  else
    sequencer_step_function = NULL;
}