//
//  KRAudioBuffer.cpp
//  Kraken Engine
//
//  Copyright 2024 Kearwood Gilbert. All rights reserved.
//
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//  permitted provided that the following conditions are met:
//
//  1. Redistributions of source code must retain the above copyright notice, this list of
//  conditions and the following disclaimer.
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//  2. Redistributions in binary form must reproduce the above copyright notice, this list
//  of conditions and the following disclaimer in the documentation and/or other materials
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//

#include "KRAudioBuffer.h"
#include "resources/audio/KRAudioManager.h"


KRAudioBuffer::KRAudioBuffer(KRAudioManager* manager, KRAudioSample* sound, int index, int frameCount, int frameRate, int bytesPerFrame, void (*fn_populate)(KRAudioSample*, int, void*))
{
  m_pSoundManager = manager;
  m_frameCount = frameCount;
  m_frameRate = frameRate;
  m_bytesPerFrame = bytesPerFrame;
  m_pData = NULL;
  m_audioSample = sound;
  m_index = index;

  m_pSoundManager->makeCurrentContext();
  m_pData = m_pSoundManager->getBufferData(m_frameCount * m_bytesPerFrame);
  fn_populate(sound, index, m_pData->getStart());
}

KRAudioBuffer::~KRAudioBuffer()
{
  m_pSoundManager->recycleBufferData(m_pData);
}

KRAudioSample* KRAudioBuffer::getAudioSample()
{
  return m_audioSample;
}

int KRAudioBuffer::getFrameCount()
{
  return m_frameCount;
}

int KRAudioBuffer::getFrameRate()
{
  return m_frameRate;
}

signed short* KRAudioBuffer::getFrameData()
{
  return (signed short*)m_pData->getStart();
}

int KRAudioBuffer::getIndex()
{
  return m_index;
}
