GTA SA CCarCtrl::ChooseCarModelToLoad

signed int __cdecl CCarCtrl::ChooseCarModelToLoad(int group)
{
  signed int v1; // ebp@1
  signed int result; // eax@2

  v1 = 0;
  while ( 1 )
  {
    result = CPopulation::m_CarGroups.POPCYCLE_GROUP_WORKERS[23 * group
                                                           + (unsigned __int64)((long double)CPopulation::m_nNumCarsInGroup[group]
                                                                              * (long double)(unsigned __int16)rand()
                                                                              * 0.000030517578)];
    if ( *(&CStreaming::ms_aInfoForModel.uiLoadFlag + 20 * result) != 1 )
      break;
    ++v1;
    if ( v1 >= 16 )
      return -1;
  }
  return result;
}