Method PopulateMaterialDefinitionsMap

src/cpp/web-ifc/cache/IfcCache.cpp:160–182

  }

  std::unordered_map<uint32_t, std::vector<std::pair<uint32_t, uint32_t>>> IfcCache::PopulateMaterialDefinitionsMap()
  {
    std::unordered_map<uint32_t, std::vector<std::pair<uint32_t, uint32_t>>> resultVector;
    auto matDefs = _loader.GetExpressIDsWithType(schema::IFCMATERIALDEFINITIONREPRESENTATION);

    for (uint32_t styledItemID : matDefs)
    {
      _loader.MoveToArgumentOffset(styledItemID, 2);

      auto representations = _loader.GetSetArgument();

      _loader.MoveToArgumentOffset(styledItemID, 3);

      uint32_t material = _loader.GetRefArgument();

      for (auto &representation : representations)
      {
        uint32_t representationID = _loader.GetRefArgument(representation);
        resultVector[material].emplace_back(styledItemID, representationID);
      }
    }
    return resultVector;
  }

  void IfcCache::ReadLinearScalingFactor()
  {