Method GetArrayData

IO/NetCDF/vtkNetCDFUGRIDReader.cxx:873–914

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//--------------------------------------------------------------------------------------------------
vtkSmartPointer<vtkDataArray> vtkNetCDFUGRIDReader::GetArrayData(
  int var, std::size_t time, std::size_t size)
{
  nc_type type{ NC_NAT };
  if (!this->CheckError(nc_inq_vartype(this->NcId, var, &type)))
  {
    return nullptr;
  }

  DataArrayExtractor worker{};
  using Dispatcher = vtkArrayDispatch::DispatchByValueType<vtkArrayDispatch::AllTypes>;

  auto output(MakeDataArray(type));
  if (!output)
  {
    vtkErrorMacro("Unsupported data array type");
    return nullptr;
  }

  output->SetName(this->GetVariableName(var).c_str());

  // Check if variable is time-dependent
  int varDimCount{};
  if (!this->CheckError(nc_inq_varndims(this->NcId, var, &varDimCount)))
  {
    vtkErrorMacro(
      "Could not obtain number of dimensions for variable " << this->GetVariableName(var));
    return nullptr;
  }
  const bool isTemporal = (varDimCount > 1);

  int result{ NC_NOERR };
  Dispatcher::Execute(
    output, worker, this->NcId, var, time, size, isTemporal, this->ReplaceFillValueWithNan, result);

  if (!this->CheckError(result))
  {
    return nullptr;
  }

  return output;
}

//--------------------------------------------------------------------------------------------------
void vtkNetCDFUGRIDReader::PrintSelf(ostream& os, vtkIndent indent)