Method ReadVariableConstantCase

IO/EnSight/core/EnSightDataSet.cxx:2086–2126

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//------------------------------------------------------------------------------
void EnSightDataSet::ReadVariableConstantCase(
  VariableOptions& var, vtkPartitionedDataSetCollection* output)
{
  // in this case we may have already read the values, since they're in the case file
  // but they may also be in a separate file, in which case we'll read them in here
  // this is one value for the dataset per time step
  if (var.Type == VariableType::ConstantPerCaseFile && var.Constants.empty())
  {
    // we'll read these in the first time we call this, and just keep it cached
    var.File.OpenFile(true);
    readFileValues(var.File, var.Constants);
  }

  if (var.Constants.empty())
  {
    vtkGenericWarningMacro(
      "Variable " << var.Name << "  is a constant per case, but no values were found");
    return;
  }

  int idx = 0;
  if (var.File.TimeSet != -1)
  {
    auto info = var.File.GetTimeSetInfo();
    double timeVal = info->TimeValues[0];
    for (size_t i = 1; i < info->TimeValues.size(); ++i)
    {
      double newTime = info->TimeValues[i];
      if (newTime <= this->ActualTimeValue && newTime > timeVal)
      {
        timeVal = newTime;
        idx++;
      }
    }
  }
  vtkNew<vtkFloatArray> array;
  array->SetName(var.Name.c_str());
  array->SetNumberOfTuples(1);
  array->SetValue(0, var.Constants[idx]);
  output->GetFieldData()->AddArray(array);
}

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void EnSightDataSet::CreateUniformGridOutput(const GridOptions& opts, vtkUniformGrid* output)