MFEMFESpaceHierarchy.h

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//* This file is part of the MOOSE framework
//* https://mooseframework.inl.gov
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html
 
#ifdef MOOSE_MFEM_ENABLED
 
#pragma once
 
#include "MFEMObject.h"
#include "libmesh/ignore_warnings.h"
#include "mfem/fem/fespacehierarchy.hpp"
#include "libmesh/restore_warnings.h"
 
class MFEMFESpaceHierarchy : public MFEMObject
{
public:
  static InputParameters validParams();
 
  MFEMFESpaceHierarchy(const InputParameters & parameters);
 
  std::shared_ptr<mfem::ParFiniteElementSpaceHierarchy> getHierarchyShared() const
  {
    return _hierarchy;
  }
 
  mfem::ParFiniteElementSpaceHierarchy & getHierarchy() const { return *_hierarchy; }
 
  bool isScalar() const { return _is_scalar; }
 
  bool isVector() const { return !isScalar(); }
 
private:
  void buildHierarchy();
 
  std::shared_ptr<mfem::ParFiniteElementSpaceHierarchy> _hierarchy;
 
  std::vector<std::unique_ptr<mfem::FiniteElementCollection>> _level_fecs;
 
  bool _is_scalar = false;
};
 
#endif