Method LoadPopulation

avida-core/source/main/cPopulation.cc:6714–7021

bool cPopulation::LoadPopulation(const cString& filename, cAvidaContext& ctx, int cellid_offset, int lineage_offset, bool load_groups, bool load_birth_cells, bool load_avatars, bool load_rebirth, bool load_parent_dat, int traceq)
{
  // @TODO - build in support for verifying population dimensions
  
  cInitFile input_file(filename, m_world->GetWorkingDir(), ctx.Driver().Feedback());
  if (!input_file.WasOpened()) return false;
  
  // Clear out the population, unless an offset is being used
  if (cellid_offset == 0) {
    for (int i = 0; i < cell_array.GetSize(); i++) KillOrganism(cell_array[i], ctx); 
  }
  
  // First, we read in all the genotypes and store them in an array
  Apto::Array<sTmpGenotype, Apto::ManagedPointer> genotypes(input_file.GetNumLines());
  
  bool structured = false;
  for (int line_id = 0; line_id < input_file.GetNumLines(); line_id++) {
    cString cur_line = input_file.GetLine(line_id);
    
    // Setup the genotype for this line...
    sTmpGenotype& tmp = genotypes[line_id];
    tmp.props = input_file.GetLineAsDict(line_id);
    tmp.id_num = Apto::StrAs(tmp.props->Get("id"));

    // Loads "num_units" preferrentially, but will fall back to "num_cpus" if present
    assert(tmp.props->Has("num_cpus") || tmp.props->Has("num_units"));
    tmp.num_cpus = (tmp.props->Has("num_units")) ? Apto::StrAs(tmp.props->Get("num_units")) : Apto::StrAs(tmp.props->Get("num_cpus"));
    
    // Process resident cell ids
    cString cellstr(tmp.props->Get("cells"));
    if (structured || cellstr.GetSize()) {
      structured = true;
      while (cellstr.GetSize()) tmp.cells.Push(cellstr.Pop(',').AsInt());
      assert(tmp.cells.GetSize() == tmp.num_cpus);
    }
    
    // Process gestation time offsets
    if (!load_rebirth) {
      cString offsetstr(tmp.props->Get("gest_offset"));
      if (offsetstr.GetSize()) {
        while (offsetstr.GetSize()) tmp.offsets.Push(offsetstr.Pop(',').AsInt());
        assert(tmp.offsets.GetSize() == tmp.num_cpus);
      }
    }
    // Lineage label (only set if given in file)
    cString lineagestr(tmp.props->Get("lineage"));
    while (lineagestr.GetSize()) tmp.lineage_labels.Push(lineagestr.Pop(',').AsInt());
    // @blw preserve compatability with older .spop files that don't have lineage labels
    assert(tmp.lineage_labels.GetSize() == 0 || tmp.lineage_labels.GetSize() == tmp.num_cpus);
    
    // Other org specs (if given in file)
    if (load_rebirth) {
      if (tmp.props->Has("birth_cell")) {
        cString birthstr(tmp.props->Get("birth_cell"));
        while (birthstr.GetSize()) tmp.birth_cells.Push(birthstr.Pop(',').AsInt());
        assert(tmp.birth_cells.GetSize() == 0 || tmp.birth_cells.GetSize() == tmp.num_cpus);      
      }
      if (tmp.props->Has("av_bcell") && m_world->GetConfig().USE_AVATARS.Get()) {