Method GetNumTuplesInVariable

IO/NetCDF/vtkSLACReader.cxx:607–634

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//------------------------------------------------------------------------------
vtkIdType vtkSLACReader::GetNumTuplesInVariable(int ncFD, int varId, int expectedNumComponents)
{
  int numDims;
  CALL_NETCDF_INT(nc_inq_varndims(ncFD, varId, &numDims));
  if (numDims != 2)
  {
    char name[NC_MAX_NAME + 1];
    CALL_NETCDF_INT(nc_inq_varname(ncFD, varId, name));
    vtkErrorMacro(<< "Wrong dimensions on " << name);
    return 0;
  }

  int dimIds[2];
  CALL_NETCDF_INT(nc_inq_vardimid(ncFD, varId, dimIds));

  size_t dimLength;
  CALL_NETCDF_INT(nc_inq_dimlen(ncFD, dimIds[1], &dimLength));
  if (static_cast<int>(dimLength) != expectedNumComponents)
  {
    char name[NC_MAX_NAME + 1];
    CALL_NETCDF_INT(nc_inq_varname(ncFD, varId, name));
    vtkErrorMacro(<< "Unexpected tuple size on " << name);
    return 0;
  }

  CALL_NETCDF_INT(nc_inq_dimlen(ncFD, dimIds[0], &dimLength));
  return static_cast<vtkIdType>(dimLength);
}

//------------------------------------------------------------------------------
int vtkSLACReader::RequestInformation(vtkInformation* vtkNotUsed(request),