PorousFlowPermeabilityTensorFromVar.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 "PorousFlowPermeabilityTensorFromVar.h"
 
registerMooseObject("PorousFlowApp", PorousFlowPermeabilityTensorFromVar);
 
template <>
InputParameters
validParams<PorousFlowPermeabilityTensorFromVar>()
{
  InputParameters params = validParams<PorousFlowPermeabilityBase>();
  params.addRequiredCoupledVar("perm", "The scalar permeability");
  params.addParam<RealTensorValue>("k_anisotropy",
                                   "A tensor to multiply the scalar "
                                   "permeability, in order to obtain anisotropy if "
                                   "required. Defaults to isotropic permeability "
                                   "if not specified.");
  params.addClassDescription(
      "This Material calculates the permeability tensor from a coupled variable "
      "multiplied by a tensor");
  return params;
}
 
PorousFlowPermeabilityTensorFromVar::PorousFlowPermeabilityTensorFromVar(
    const InputParameters & parameters)
  : PorousFlowPermeabilityBase(parameters),
    _perm(coupledValue("perm")),
    _k_anisotropy(parameters.isParamValid("k_anisotropy")
                      ? getParam<RealTensorValue>("k_anisotropy")
                      : RealTensorValue(1.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 1.0))
{
}
 
void
PorousFlowPermeabilityTensorFromVar::computeQpProperties()
{
  _permeability_qp[_qp] = _k_anisotropy * _perm[_qp];
 
  _dpermeability_qp_dvar[_qp].resize(_num_var, RealTensorValue());
  _dpermeability_qp_dgradvar[_qp].resize(LIBMESH_DIM);
 
  for (unsigned int i = 0; i < LIBMESH_DIM; ++i)
    _dpermeability_qp_dgradvar[_qp][i].resize(_num_var, RealTensorValue());
}