Method serializeMetadataToDisk

outofcore/src/outofcore_node_data.cpp:205–239

    ////////////////////////////////////////////////////////////////////////////////

    void 
    OutofcoreOctreeNodeMetadata::serializeMetadataToDisk ()
    {
      std::shared_ptr<cJSON> idx (cJSON_CreateObject (), cJSON_Delete);

      cJSON* cjson_outofcore_version = cJSON_CreateNumber (outofcore_version_);
  
      double min_array[3];
      double max_array[3];

      for(int i=0; i<3; i++)
      {
        min_array[i] = min_bb_[i];
        max_array[i] = max_bb_[i];
      }
      
      cJSON* cjson_bb_min = cJSON_CreateDoubleArray (min_array, 3);
      cJSON* cjson_bb_max = cJSON_CreateDoubleArray (max_array, 3);

      std::string binary_point_filename_string = binary_point_filename_.filename ().generic_string ();
      cJSON* cjson_bin_point_filename = cJSON_CreateString (binary_point_filename_string.c_str ());

      cJSON_AddItemToObject (idx.get (), "version", cjson_outofcore_version);
      cJSON_AddItemToObject (idx.get (), "bb_min", cjson_bb_min);
      cJSON_AddItemToObject (idx.get (), "bb_max", cjson_bb_max);
      cJSON_AddItemToObject (idx.get (), "bin", cjson_bin_point_filename);

      char* idx_txt = cJSON_Print (idx.get ());

      std::ofstream f (metadata_filename_.string ().c_str (), std::ios::out | std::ios::trunc);
      f << idx_txt;
      f.close ();

      free (idx_txt);
    }

    ////////////////////////////////////////////////////////////////////////////////