Example #1
0
void TransientMultiApp::setupApp(unsigned int i, Real /*time*/) // FIXME: Should we be passing time?
{
  auto & app = _apps[i];
  Transient * ex = dynamic_cast<Transient *>(app->getExecutioner());
  if (!ex)
    mooseError("MultiApp ", name(), " is not using a Transient Executioner!");

  // Get the FEProblemBase for the current MultiApp
  FEProblemBase & problem = appProblemBase(_first_local_app + i);

  // Update the file numbers for the outputs from the parent application
  app->getOutputWarehouse().setFileNumbers(_app.getOutputFileNumbers());

  // Call initialization method of Executioner (Note, this preforms the output of the initial time
  // step, if desired)
  ex->init();

  if (_interpolate_transfers)
  {
    AuxiliarySystem & aux_system = problem.getAuxiliarySystem();
    System & libmesh_aux_system = aux_system.system();

    // We'll store a copy of the auxiliary system's solution at the old time in here
    libmesh_aux_system.add_vector("transfer_old", false);

    // This will be where we'll transfer the value to for the "target" time
    libmesh_aux_system.add_vector("transfer", false);
  }

  ex->preExecute();
  if (!_app.isRecovering())
    problem.advanceState();
  _transient_executioners[i] = ex;
}
void
TransientMultiApp::setupApp(unsigned int i, Real /*time*/, bool output_initial)  // FIXME: Should we be passing time?
{

  MooseApp * app = _apps[i];
  Transient * ex = dynamic_cast<Transient *>(app->getExecutioner());
  if (!ex)
    mooseError("MultiApp " << _name << " is not using a Transient Executioner!");

  // Get the FEProblem and OutputWarehouse for the current MultiApp
  FEProblem * problem = appProblem(_first_local_app + i);
  OutputWarehouse & output_warehouse = _apps[i]->getOutputWarehouse();

  if (!output_initial)
  {
    ex->outputInitial(false);//\todo{Remove; handled within ex->init()}
    output_warehouse.allowOutput(false);
  }

  // Set the file numbers of the i-th app to that of the parent app
  output_warehouse.setFileNumbers(app->getOutputFileNumbers());

  // Call initialization method of Executioner (Note, this preforms the output of the initial time step, if desired)
  ex->init();

  // Enable output after setup
  output_warehouse.allowOutput(true);

  if (_interpolate_transfers)
  {
    AuxiliarySystem & aux_system = problem->getAuxiliarySystem();
    System & libmesh_aux_system = aux_system.system();

    // We'll store a copy of the auxiliary system's solution at the old time in here
    libmesh_aux_system.add_vector("transfer_old", false);

    // This will be where we'll transfer the value to for the "target" time
    libmesh_aux_system.add_vector("transfer", false);
  }

  ex->preExecute();
  problem->copyOldSolutions();
  _transient_executioners[i] = ex;

  if (_detect_steady_state || _tolerate_failure)
  {
    _apps[i]->getOutputWarehouse().allowOutput(false);
    ex->allowOutput(false);
  }
}