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 "FVMassMatrix.h"
      11             : #include "Function.h"
      12             : 
      13             : registerMooseObject("MooseApp", FVMassMatrix);
      14             : 
      15             : InputParameters
      16       14290 : FVMassMatrix::validParams()
      17             : {
      18       14290 :   InputParameters params = FVElementalKernel::validParams();
      19       14290 :   params.addClassDescription(
      20             :       "Computes a 'mass matrix', which will just be a diagonal matrix for the finite volume "
      21             :       "method, meant for use in preconditioning schemes which require one");
      22       14290 :   params.addParam<MooseFunctorName>("density", 1.0, "Optional density weighting functor");
      23       14290 :   params.set<MultiMooseEnum>("vector_tags") = "";
      24       14290 :   params.set<MultiMooseEnum>("matrix_tags") = "";
      25       14290 :   params.suppressParameter<MultiMooseEnum>("vector_tags");
      26       14290 :   params.suppressParameter<std::vector<TagName>>("extra_vector_tags");
      27       14290 :   params.suppressParameter<std::vector<TagName>>("absolute_value_vector_tags");
      28       14290 :   params.set<bool>("matrix_only") = true;
      29       14290 :   return params;
      30           0 : }
      31             : 
      32          13 : FVMassMatrix::FVMassMatrix(const InputParameters & parameters)
      33          13 :   : FVElementalKernel(parameters), _density(getFunctor<Real>("density"))
      34             : {
      35          13 :   if (!isParamValid("matrix_tags") && !isParamValid("extra_matrix_tags"))
      36           0 :     mooseError("One of 'matrix_tags' or 'extra_matrix_tags' must be provided");
      37          13 : }
      38             : 
      39             : void
      40          64 : FVMassMatrix::computeResidual()
      41             : {
      42          64 : }
      43             : 
      44             : ADReal
      45          32 : FVMassMatrix::computeQpResidual()
      46             : {
      47          32 :   const auto elem = makeElemArg(_current_elem);
      48          32 :   const auto state = determineState();
      49          64 :   return _density(elem, state) * _var(elem, state);
      50             : }