/**
   * Load the object variant data from the given file.
   *
   * @param typeConfig
   *    TypeConfig instance
   * @param filename
   *    Name of the file containing the object variant data
   * @return
   *    True on success, else false
   */
  bool ObjectVariantDataFile::Load(const TypeConfig& typeConfig,
                                   const std::string& filename)
  {
    FileScanner scanner;

    data.clear();

    isLoaded=false;
    this->filename=filename;

    try {
      scanner.Open(filename,
                   FileScanner::Sequential,true);

      uint32_t dataCount;

      scanner.Read(dataCount);

      data.resize(dataCount);

      for (size_t i=0; i<dataCount; i++) {
        data[i].Read(typeConfig,
                     scanner);
      }

      scanner.Close();

      isLoaded=true;
    }
    catch (IOException& e) {
      log.Error() << e.GetDescription();
      scanner.CloseFailsafe();
      return false;
    }

    return true;
  }
示例#2
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  bool Database::Open(const std::string& path)
  {
    assert(!path.empty());

    this->path=path;

    typeConfig=std::make_shared<TypeConfig>();

    if (!typeConfig->LoadFromDataFile(path)) {
      log.Error() << "Cannot load 'types.dat'!";
      return false;
    }

    FileScanner scanner;

    try {
      scanner.Open(AppendFileToDir(path,"bounding.dat"),
                   FileScanner::Normal,
                   false);

      scanner.ReadBox(boundingBox);

      log.Debug() << "BoundingBox: " << boundingBox.GetDisplayText();

      scanner.Close();
    }
    catch (IOException& e) {
      log.Error() << e.GetDescription();
      scanner.CloseFailsafe();
      return false;
    }

    isOpen=true;

    return true;
  }
示例#3
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  bool MergeAreasGenerator::Import(const TypeConfigRef& typeConfig,
                                   const ImportParameter& parameter,
                                   Progress& progress)
  {
    TypeInfoSet                    mergeTypes;
    FileScanner                    scanner;
    FileWriter                     writer;
    uint32_t                       areasWritten=0;

    for (const auto& type : typeConfig->GetTypes()) {
      if (type->CanBeArea() &&
          type->GetMergeAreas()) {
        mergeTypes.Set(type);
      }
    }

    std::unordered_set<Id> nodeUseMap;

    try {
      scanner.Open(AppendFileToDir(parameter.GetDestinationDirectory(),
                                   MergeAreaDataGenerator::AREAS_TMP),
                   FileScanner::Sequential,
                   parameter.GetRawWayDataMemoryMaped());

      if (!ScanAreaNodeIds(progress,
                           *typeConfig,
                           scanner,
                           mergeTypes,
                           nodeUseMap)) {
        return false;
      }

      uint32_t nodeCount=nodeUseMap.size();

      progress.Info("Found "+NumberToString(nodeCount)+" nodes as possible connection points for areas");

      /* ------ */

      writer.Open(AppendFileToDir(parameter.GetDestinationDirectory(),
                                  AREAS2_TMP));

      writer.Write(areasWritten);

      while (true) {
        TypeInfoSet                loadedTypes;
        std::vector<AreaMergeData> mergeJob(typeConfig->GetTypeCount());

        //
        // Load type data
        //

        progress.SetAction("Collecting area data by type");

        if (!GetAreas(parameter,
                      progress,
                      *typeConfig,
                      mergeTypes,
                      loadedTypes,
                      nodeUseMap,
                      scanner,
                      writer,
                      mergeJob,
                      areasWritten)) {
          return false;
        }

        // Merge

        progress.SetAction("Merging areas");

        for (const auto& type : loadedTypes) {
          if (!mergeJob[type->GetIndex()].areas.empty()) {
            progress.Info("Merging areas of type "+type->GetName());
            MergeAreas(progress,
                       nodeUseMap,
                       mergeJob[type->GetIndex()]);
            progress.Info("Reduced areas of '"+type->GetName()+"' from "+NumberToString(mergeJob[type->GetIndex()].areaCount)+" to "+NumberToString(mergeJob[type->GetIndex()].areaCount-mergeJob[type->GetIndex()].mergedAway.size()));

            mergeJob[type->GetIndex()].areas.clear();
          }
        }

        // Store back merge result

        if (!loadedTypes.Empty()) {
          if (!WriteMergeResult(progress,
                                *typeConfig,
                                scanner,
                                writer,
                                loadedTypes,
                                mergeJob,
                                areasWritten)) {
            return false;
          }

          mergeTypes.Remove(loadedTypes);
        }


        if (mergeTypes.Empty()) {
          break;
        }
      }

      scanner.Close();

      writer.GotoBegin();
      writer.Write(areasWritten);
      writer.Close();
    }
    catch (IOException& e) {
      progress.Error(e.GetDescription());

      scanner.CloseFailsafe();
      writer.CloseFailsafe();

      return false;
    }

    return true;
  }