Method UpdateMetaData

IO/NetCDF/vtkNetCDFReader.cxx:608–637

------------------------------------------------------------------------------

//------------------------------------------------------------------------------
int vtkNetCDFReader::UpdateMetaData()
{
  if (this->MetaDataMTime < this->FileNameMTime || this->MetaDataMTime < this->Accessor->GetMTime())
  {
    if (!this->FileName && this->Accessor->NeedsFileName())
    {
      vtkErrorMacro(<< "FileName not set.");
      return 0;
    }

    int ncFD;
    CALL_NETCDF_INT(this->Accessor->open(this->FileName, NC_NOWRITE, &ncFD));

    int retval = this->ReadMetaData(ncFD);

    if (retval)
      retval = this->FillVariableDimensions(ncFD);

    if (retval)
      this->MetaDataMTime.Modified();

    CALL_NETCDF_INT(this->Accessor->close(ncFD));

    return retval;
  }
  else
  {
    return 1;
  }
}

//------------------------------------------------------------------------------
vtkStdString vtkNetCDFReader::DescribeDimensions(int ncFD, const int* dimIds, int numDims)