private void checkAlcError()
{
int error = AlNative.alcGetError(_device);
if (error != AlNative.ALC_NO_ERROR)
{
string formatErrMsg = string.Format("OpenALc Error: {0} - {1}", Marshal.PtrToStringAuto(AlNative.alcGetString(_device, error)), AlNative.alcGetCurrentContext().ToString());
throw new SharpAudioException(formatErrMsg);
}
}