Line data    Source code

       1             : //* This file is part of the MOOSE framework
       2             : //* https://mooseframework.inl.gov
       3             : //*
       4             : //* All rights reserved, see COPYRIGHT for full restrictions
       5             : //* https://github.com/idaholab/moose/blob/master/COPYRIGHT
       6             : //*
       7             : //* Licensed under LGPL 2.1, please see LICENSE for details
       8             : //* https://www.gnu.org/licenses/lgpl-2.1.html
       9             : 
      10             : #include "CoupledForceLM.h"
      11             : 
      12             : registerMooseObject("ScalarTransportApp", CoupledForceLM);
      13             : 
      14             : InputParameters
      15          32 : CoupledForceLM::validParams()
      16             : {
      17          32 :   auto params = LMKernel::validParams();
      18          64 :   params.addRequiredCoupledVar("v", "The coupled variable which provides the force");
      19          64 :   params.addParam<Real>(
      20          64 :       "coef", 1.0, "Coefficent ($\\sigma$) multiplier for the coupled force term.");
      21          32 :   params.addClassDescription(
      22             :       "Adds a coupled force term to a Lagrange multiplier constrained primal equation");
      23          32 :   return params;
      24           0 : }
      25             : 
      26          17 : CoupledForceLM::CoupledForceLM(const InputParameters & parameters)
      27             :   : LMKernel(parameters),
      28          17 :     _v_var(coupled("v")),
      29          17 :     _v(adCoupledValue("v")),
      30          51 :     _coef(getParam<Real>("coef"))
      31             : {
      32          17 : }
      33             : 
      34             : ADReal
      35      267000 : CoupledForceLM::precomputeQpResidual()
      36             : {
      37      267000 :   return -_coef * _v[_qp];
      38             : }