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             : #include "MFEMSolverBase.h"
      14             : #include "libmesh/ignore_warnings.h"
      15             : #include <mfem.hpp>
      16             : #include "libmesh/restore_warnings.h"
      17             : #include <memory>
      18             : 
      19             : namespace Moose::MFEM
      20             : {
      21             : 
      22             : /**
      23             :  * Wrapper for mfem::SuperLUSolver that creates a SuperLURowLocMatrix from the operator when set.
      24             :  */
      25             : class SuperLUSolver : public mfem::SuperLUSolver
      26             : {
      27             : public:
      28           9 :   SuperLUSolver(MPI_Comm comm, int npdep = 1)
      29           9 :     : mfem::SuperLUSolver(comm), _s_superlu(std::make_unique<mfem::SuperLUSolver>(comm, npdep)) {};
      30           9 :   void SetOperator(const mfem::Operator & op) override
      31             :   {
      32           9 :     _a_superlu = std::make_unique<mfem::SuperLURowLocMatrix>(op);
      33           9 :     _s_superlu->SetOperator(*_a_superlu.get());
      34           9 :   }
      35           9 :   void Mult(const mfem::Vector & x, mfem::Vector & y) const override { _s_superlu->Mult(x, y); }
      36             : 
      37             : private:
      38             :   std::unique_ptr<mfem::SuperLURowLocMatrix> _a_superlu{nullptr};
      39             :   std::unique_ptr<mfem::SuperLUSolver> _s_superlu{nullptr};
      40             : };
      41             : } // namespace Moose::MFEM
      42             : 
      43             : /**
      44             :  * Wrapper for Moose::MFEM::SuperLUSolver.
      45             :  */
      46             : class MFEMSuperLU : public MFEMSolverBase
      47             : {
      48             : public:
      49             :   static InputParameters validParams();
      50             : 
      51             :   MFEMSuperLU(const InputParameters & parameters);
      52             : 
      53             : protected:
      54             :   void constructSolver(const InputParameters & parameters) override;
      55             : 
      56             :   /// Updates the solver with the bilinear form in case LOR solve is required
      57             :   void updateSolver(mfem::ParBilinearForm & a, mfem::Array<int> & tdofs) override;
      58             : };
      59             : 
      60             : #endif