https://mooseframework.inl.gov
MFEMBoundaryNormalIntegratedBC.C
Go to the documentation of this file.
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 #ifdef MOOSE_MFEM_ENABLED
11 
13 
15 
18 {
20  params.addClassDescription("Adds the boundary integrator to an MFEM problem for the linear form "
21  "$(\\vec f \\cdot \\hat n, v)_{\\partial\\Omega}$");
22  params.addParam<MFEMVectorCoefficientName>(
23  "vector_coefficient",
24  "1. 1. 1.",
25  "Vector coefficient whose normal component will be used in the integrated BC");
26  return params;
27 }
28 
29 // TODO: Currently assumes the vector function coefficient is 3D
31  : MFEMIntegratedBC(parameters), _vec_coef(getVectorCoefficient("vector_coefficient"))
32 {
33 }
34 
35 // Create a new MFEM integrator to apply to the RHS of the weak form. Ownership managed by the
36 // caller.
37 mfem::LinearFormIntegrator *
39 {
40  return new mfem::BoundaryNormalLFIntegrator(_vec_coef);
41 }
42 
43 // Create a new MFEM integrator to apply to LHS of the weak form. Ownership managed by the caller.
44 mfem::BilinearFormIntegrator *
46 {
47  return nullptr;
48 }
49 
50 #endif
virtual mfem::BilinearFormIntegrator * createBFIntegrator() override
Create MFEM integrator to apply to the LHS of the weak form. Ownership managed by the caller...
virtual mfem::LinearFormIntegrator * createLFIntegrator() override
Create MFEM integrator to apply to the RHS of the weak form. Ownership managed by the caller...
MFEMBoundaryNormalIntegratedBC(const InputParameters &parameters)
The main MOOSE class responsible for handling user-defined parameters in almost every MOOSE system...
static InputParameters validParams()
registerMooseObject("MooseApp", MFEMBoundaryNormalIntegratedBC)
void addClassDescription(const std::string &doc_string)
This method adds a description of the class that will be displayed in the input file syntax dump...
void addParam(const std::string &name, const S &value, const std::string &doc_string)
These methods add an optional parameter and a documentation string to the InputParameters object...