Method PreParseDataFile

IO/Geometry/vtkFLUENTReader.cxx:597–678

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//------------------------------------------------------------------------------
bool vtkFLUENTReader::PreParseDataFile()
{
  this->FluentDataFile->clear();
  this->FluentDataFile->seekg(0, ios::beg);

  while (true)
  {
    auto character = this->FluentDataFile->get();
    if (this->FluentDataFile->eof())
    {
      return true;
    }

    // Search for new section
    if (character == '(')
    {
      auto nextChar = this->FluentDataFile->peek();
      if (nextChar < '1' || nextChar > '9')
      {
        // Drop line
        this->FluentDataFile->ignore(std::numeric_limits<std::streamsize>::max(), '\n');
        continue;
      }

      // New section found, keep position
      std::streampos pos = this->FluentDataFile->tellg();

      // Parse section index
      std::string index;
      while (true)
      {
        nextChar = this->FluentDataFile->get();
        if (this->FluentDataFile->eof())
        {
          return true;
        }
        if (nextChar == ' ')
        {
          break;
        }
        if (nextChar == '(')
        {
          this->FluentDataFile->unget();
          break;
        }
        index += static_cast<char>(nextChar);
      }

      unsigned int zoneId;
      VTK_FROM_CHARS_IF_ERROR_RETURN(index, zoneId, false);
      switch (zoneId)
      {
        case 300:
        case 2300:
        case 3300:
          unsigned int zoneSectionId;
          if (!this->ReadDataZoneSectionId(zoneSectionId))
          {