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             : #ifdef MOOSE_MFEM_ENABLED
      11             : 
      12             : #pragma once
      13             : 
      14             : #include "EquationSystemProblemOperator.h"
      15             : #include "EigenproblemEquationSystem.h"
      16             : 
      17             : namespace Moose::MFEM
      18             : {
      19             : class EigensolverBase;
      20             : 
      21             : /// Steady-state eigenproblem operator with an equation system.
      22             : class EigenproblemESProblemOperator : public EquationSystemProblemOperator
      23             : {
      24             : public:
      25          26 :   EigenproblemESProblemOperator(MFEMProblem & problem) : EquationSystemProblemOperator(problem)
      26             :   {
      27             :     mooseAssert(std::dynamic_pointer_cast<EigenproblemEquationSystem>(_problem_data.eqn_system),
      28             :                 "MFEMProblemData::eqn_system is not an EigenproblemEquationSystem.");
      29          26 :   }
      30             : 
      31             :   virtual void Solve() override;
      32             : 
      33         130 :   [[nodiscard]] EigenproblemEquationSystem * GetEquationSystem() const override
      34             :   {
      35             :     return static_cast<EigenproblemEquationSystem *>(
      36         130 :         EquationSystemProblemOperator::GetEquationSystem());
      37             :   }
      38             : 
      39             : private:
      40             :   void RecoverEigenproblemSolution(GridFunctions & gridfunctions, EigensolverBase * eigensolver);
      41             : 
      42             : protected:
      43             :   /// Add kernels/bcs and assemble the linear part of the equation system
      44             :   void BuildEquationSystemOperator();
      45             : };
      46             : 
      47             : } // namespace Moose::MFEM
      48             : 
      49             : #endif