RankTwoAux.C

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//* This file is part of the MOOSE framework
//* https://www.mooseframework.org
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html
 
#include "RankTwoAux.h"
#include "RankTwoScalarTools.h"
 
registerMooseObject("TensorMechanicsApp", RankTwoAux);
 
defineLegacyParams(RankTwoAux);
 
InputParameters
RankTwoAux::validParams()
{
  InputParameters params = NodalPatchRecovery::validParams();
  params.addClassDescription("Access a component of a RankTwoTensor");
  params.addRequiredParam<MaterialPropertyName>("rank_two_tensor",
                                                "The rank two material tensor name");
  params.addRequiredRangeCheckedParam<unsigned int>(
      "index_i",
      "index_i >= 0 & index_i <= 2",
      "The index i of ij for the tensor to output (0, 1, 2)");
  params.addRequiredRangeCheckedParam<unsigned int>(
      "index_j",
      "index_j >= 0 & index_j <= 2",
      "The index j of ij for the tensor to output (0, 1, 2)");
  params.addParam<unsigned int>("selected_qp", "Evaluate the tensor at this specific quadpoint");
  params.addParamNamesToGroup("selected_qp", "Advanced");
  return params;
}
 
RankTwoAux::RankTwoAux(const InputParameters & parameters)
  : NodalPatchRecovery(parameters),
    _tensor(getMaterialProperty<RankTwoTensor>("rank_two_tensor")),
    _i(getParam<unsigned int>("index_i")),
    _j(getParam<unsigned int>("index_j")),
    _has_selected_qp(isParamValid("selected_qp")),
    _selected_qp(_has_selected_qp ? getParam<unsigned int>("selected_qp") : 0)
{
}
 
Real
RankTwoAux::computeValue()
{
  unsigned int qp = _qp;
  if (_has_selected_qp)
  {
    if (_selected_qp >= _q_point.size())
    {
      Threads::spin_mutex::scoped_lock lock(Threads::spin_mtx);
      mooseError("RankTwoAux.  selected_qp specified as ",
                 _selected_qp,
                 " but there are only ",
                 _q_point.size(),
                 " quadpoints in the element");
    }
    qp = _selected_qp;
  }
 
  return RankTwoScalarTools::component(_tensor[qp], _i, _j);
}