ADComputeRSphericalSmallStrain.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 "ADComputeRSphericalSmallStrain.h"
#include "Assembly.h"
 
#include "libmesh/quadrature.h"
 
registerADMooseObject("TensorMechanicsApp", ADComputeRSphericalSmallStrain);
 
defineADLegacyParams(ADComputeRSphericalSmallStrain);
 
template <ComputeStage compute_stage>
InputParameters
ADComputeRSphericalSmallStrain<compute_stage>::validParams()
{
  InputParameters params = ADComputeSmallStrain<compute_stage>::validParams();
  params.addClassDescription("Compute a small strain 1D spherical symmetry case.");
  return params;
}
 
template <ComputeStage compute_stage>
ADComputeRSphericalSmallStrain<compute_stage>::ADComputeRSphericalSmallStrain(
    const InputParameters & parameters)
  : ADComputeSmallStrain<compute_stage>(parameters)
{
}
 
template <ComputeStage compute_stage>
void
ADComputeRSphericalSmallStrain<compute_stage>::computeProperties()
{
  for (_qp = 0; _qp < _qrule->n_points(); ++_qp)
  {
    _total_strain[_qp](0, 0) = (*_grad_disp[0])[_qp](0);
 
    if (_q_point[_qp](0) != 0.0)
      _total_strain[_qp](1, 1) = (*_disp[0])[_qp] / _q_point[_qp](0);
 
    else
      _total_strain[_qp](1, 1) = 0.0;
 
    // \epsilon_{\theta \theta} = \epsilon{\phi \phi} in this 1D spherical system
    _total_strain[_qp](2, 2) = _total_strain[_qp](1, 1);
 
    _mechanical_strain[_qp] = _total_strain[_qp];
 
    // Remove the eigenstrains
    for (auto es : _eigenstrains)
      _mechanical_strain[_qp] -= (*es)[_qp];
  }
}